1 2008-01-07 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/34683
4 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
5 VOPs of the needed size to save memory. Use VEC_quick_push
7 (vdefs_to_vec): Likewise.
9 2008-01-07 Sa Liu <saliu@de.ibm.com>
11 * config/spu/spu.md (divdf3): Genetate inline code for double division.
12 The implementation doesn't handle INF or NAN, therefore it only applies
13 when -ffinite-math-only is given.
15 2008-01-06 Paolo Carlini <pcarlini@suse.de>
18 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
19 * doc/cpp.texi ([Common Predefined Macros]): Document.
21 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
23 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
24 order to use commutative addition instead of subtraction.
26 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
27 Mircea Namolaru <namolaru@il.ibm.com>
28 Vladimir Yanovsky <yanov@il.ibm.com>
29 Revital Eres <eres@il.ibm.com>
31 PR tree-optimization/34263
32 * tree-outof-ssa.c (process_single_block_loop_latch,
33 contains_tree_r): New functions.
34 (analyze_edges_for_bb): Call process_single_block_loop_latch
35 function to empty single-basic-block latch block if possible.
37 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
39 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
41 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
43 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
45 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
47 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
49 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
51 2008-01-05 Jakub Jelinek <jakub@redhat.com>
53 PR tree-optimization/34618
54 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
57 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
60 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
61 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
62 Update copyright year.
64 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
65 Update copyright year.
66 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
69 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
71 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
72 edge does not point to current bb before changing need_assert.
74 2008-01-04 Richard Guenther <rguenther@suse.de>
77 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
78 for verifying purposes if they are is_gimple_min_invariant.
80 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
82 PR tree-optimization/34448
83 PR tree-optimization/34465
84 * gimplify.c (gimplify_init_constructor): Add new parameter
85 notify_temp_creation. Use it.
86 (gimplify_modify_expr_rhs): Take volatiles into account when
87 optimizing constructors.
88 Do not optimize constructors if gimplify_init_constructor will dump to
90 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
91 * gcc.c-torture/compile/pr34448.c: New.
93 2008-01-04 Jakub Jelinek <jakub@redhat.com>
96 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
97 return_slot if result is TREE_ADDRESSABLE.
99 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
101 * config/mips/mips.md (sqrt_condition): Tweak comment.
102 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
104 2008-01-03 Tom Tromey <tromey@redhat.com>
107 * c-common.c (c_type_hash): Handle VLAs.
109 2008-01-03 Jan Hubicka <jh@suse.cz>
111 PR tree-optimization/31081
112 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
113 0 when inlining and not inlining to first basic block.
114 (remap_decl): When var is initialized to 0, don't set default_def.
115 (expand_call_inline): Set entry_bb.
116 * tree-inline.h (copy_body_data): Add entry_bb.
118 2008-01-03 Jakub Jelinek <jakub@redhat.com>
121 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
124 PR tree-optimization/29484
125 * tree-inline.c (inline_forbidden_p_2): New function.
126 (inline_forbidden_p): Disallow inlining if some static var
127 has an address of a local LABEL_DECL in its initializer.
128 * doc/extend.texi (Labels as Values): Document &&foo behaviour
131 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
133 PR tree-optimization/34635
134 * tree-data-ref.c (add_other_self_distances): Make sure that the
135 evolution step is constant.
137 2008-01-03 Jakub Jelinek <jakub@redhat.com>
140 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
142 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
144 * tree-sra.c (scalarize_init): Insert the generate_element_init
145 statements after the generate_element_zero statements.
147 2008-01-02 Richard Guenther <rguenther@suse.de>
151 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
152 for very large number of operands instead of ICEing.
154 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
157 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
160 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
162 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
165 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
168 * tree-mudflap.c (mx_register_decls): Guard warning by
169 !DECL_ARTIFICIAL check.
171 2008-01-01 Jakub Jelinek <jakub@redhat.com>
173 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
174 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
175 sse5_perm<mode>): Fix constraints.
177 2007-12-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
180 * collect2.c (SHLIB_SUFFIX): Define if not defined.
181 (write_c_file_stat): Use SHLIB_SUFFIX.
182 * som.h (SHLIB_SUFFIX): Define.
183 * doc/tm.texi (SHLIB_SUFFIX): Document.
185 2007-12-29 Uros Bizjak <ubizjak@gmail.com>
187 * config/i386/sse.md ("*divv4sf3"): Rename to "sse_divv4sf3".
188 ("*sse_rsqrtv4sf2"): Export.
189 ("*sse_sqrtv4sf2"): Ditto.
190 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_RSQRTPS_NR,
191 IX86_BUILTIN_SQRTPS_NR]: New constants.
192 (struct builtin_description) [IX86_BUILTIN_DIVPS]: Use
193 CODE_FOR_sse_divv4sf3.
194 [IX86_BUILTIN_SQRTPS]: Use CODE_FOR_sse_sqrtv4sf2.
195 [IX86_BUILTIN_SQRTPS_NR]: New.
196 [IX86_BUILTIN_RSQRTPS_NR]: Ditto.
197 (ix86_init_mmx_sse_builtins): Initialize __builtin_ia32_rsqrtps_nr and
198 __builtin_ia32_sqrtps_nr.
199 (ix86_builtin_vectorized_function): Convert BUILT_IN_SQRTF to
200 IX86_BUILTIN_SQRTPS_NR.
201 (ix86_builtin_reciprocal): Convert IX86_BUILTIN_SQRTPS_NR to
202 IX86_BUILTIN_RSQRTPS_NR.
204 2007-12-27 Brian Dessent <brian@dessent.net>
206 * doc/invoke.texi (Optimize Options): Add missing opindex for
207 -fno-toplevel-reorder.
209 2007-12-27 Dorit Nuzman <dorit@il.ibm.com>
211 PR tree-optimization/34591
212 * tree-vect-trasnform.c (vect_estimate_min_profitable_iters): Skip
213 stmts (including reduction stmts) that are not live.
215 2007-12-27 Jakub Jelinek <jakub@redhat.com>
218 * config/arm/arm.c (arm_setup_incoming_varargs): If last named
219 argument needs double word alignment and cum->nregs is odd, account
220 for the inserted padding.
223 * tree-mudflap.c (mf_make_builtin): Make decl artificial
224 and don't emit debug info for it.
226 2007-12-26 Anatoly Sokolov <aesok@post.ru>
228 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Move AT90USB82
229 and AT90USB162 devices from 'avr5' to 'avr35' architecture.
230 (ASM_SPEC): Add 'avr35' architecture.
231 * config/avr/avr.c (avr_mcu_types): Move AT90USB82 and AT90USB162
232 devices from 'avr5' to 'avr35' architecture.
233 (avr_arch_types): Add "avr23" entries.
234 (avr_arch): Add 'ARCH_AVR35'.
235 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add 'avr35'.
236 (MULTILIB_MATCHES): Move AT90USB82 and AT90USB162 devices from 'avr5'
237 to 'avr35' architecture.
239 2007-12-22 David Daney <ddaney@avtrex.com>
241 * doc/install.texi (disable-libgcj-bc): Document new option.
243 2007-12-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
245 * config/pa/pa.c (hppa_legitimize_address): Use INT14_OK_STRICT in
249 * pa.c (legitimize_pic_address): Emit insn to load function label
252 2007-12-21 Andrew Pinski <pinskia@gmail.com>
253 Rask Ingemann Lambertsen <rask@sygehus.dk>
256 * config/mcore/mcore.c (mcore_function_value): Call promote_mode
257 instead of PROMOTE_MODE.
259 2007-12-21 Sebastian Pop <sebastian.pop@amd.com>
261 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix typo.
263 2007-12-21 Sebastian Pop <sebastian.pop@amd.com>
265 * tree-data-ref.c (signed_type_for_types): New.
266 (affine_fn_op): Use signed_type_for_types and signed_type_for instead
267 of long_integer_type_node.
268 (analyze_ziv_subscript): Same.
269 (analyze_siv_subscript_cst_affine): Same.
270 (analyze_miv_subscript): Same.
271 (omega_setup_subscript): Same.
273 2007-12-21 Richard Sandiford <rsandifo@nildram.co.uk>
275 * config/mips/mips.c (mips_emit_loadgp): Replace gen_* calls with
276 separate gen_*_si and gen_*_di calls. Pass pic_offset_table_rtx
277 as the first argument.
278 * config/mips/mips.md (loadgp_newabi, loadgp_absolute)
279 (loadgp_rtp): Rename to...
280 (loadgp_newabi_<mode>, loadgp_absolute<mode>, loadgp_rtp<mode>):
281 ...these. Add modes to all operands. Add the target register
282 as an operand. Combine loadgp_rtp<mode> with its splitter.
284 2007-12-20 Bob Wilson <bob.wilson@acm.org>
286 * config/xtensa/xtensa.md (fix_return_addr): Remove.
287 * config/xtensa/xtensa-protos.h (xtensa_initialize_trampoline): New.
288 (xtensa_trampoline_template): New.
289 * config/xtensa/xtensa.c (MIN_FRAME_SIZE): Moved here from xtensa.h.
290 (xtensa_return_addr): Expand to standard Xtensa insns instead of
291 fix_return_addr. Get high bits from a local label.
292 (xtensa_trampoline_template): New function with code moved from
293 TRAMPOLINE_TEMPLATE in xtensa.h. Use L32R instead of CALL0 except
294 when using CONST16 or absolute-mode literals.
295 (xtensa_initialize_trampoline): New function with code moved from
296 INITIALIZE_TRAMPOLINE in xtensa.h. Use different offsets depending
297 on which trampoline version is used.
298 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Add comment.
299 * config/xtensa/xtensa.h (TARGET_ABSOLUTE_LITERALS): Define.
300 (MIN_FRAME_SIZE): Moved to xtensa.c.
301 (TRAMPOLINE_TEMPLATE): Use xtensa_trampoline_template.
302 (TRAMPOLINE_SIZE): Two versions of the trampoline have different sizes.
303 (INITIALIZE_TRAMPOLINE): Use xtensa_initialize_trampoline.
304 * config/xtensa/ieee754-df.S (XCHAL_NO_MUL): Define.
305 (__muldf3): Use CALL12 instead of CALL0 to invoke .Lmul_mulsi3
306 helper when not using the CALL0 ABI. Change .Lmul_mulsi3 to match.
307 * config/xtensa/lib1funcs.asm (__umulsidi3): Likewise.
308 * config/xtensa/ieee754-sf.S (__mulsf3): Likewise.
310 2007-12-20 Jakub Jelinek <jakub@redhat.com>
313 * tree-ssa-dse.c (dse_optimize_stmt): Don't eliminate store if
314 USE_STMT not only stores into the same object as STMT, but might
317 2007-12-19 Sebastian Pop <sebastian.pop@amd.com>
319 PR tree-optimization/34413
320 * tree-data-ref.c (affine_fn_op, analyze_ziv_subscript,
321 analyze_siv_subscript_cst_affine, analyze_miv_subscript,
322 omega_setup_subscript): Use long_integer_type_node instead of
325 2007-12-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
328 * pa.c (legitimize_pic_address): Force function labels into memory.
330 2007-12-19 Zdenek Dvorak <ook@ucw.cz>
332 * omp-low.c (build_omp_regions_1): Recognition of combined parallels
334 (expand_omp): ... here.
336 2007-12-19 Zdenek Dvorak <ook@ucw.cz>
338 PR tree-optimization/34355
339 * tree-parloops.c (take_address_of): Handle expresions
340 instead of just variables.
341 (eliminate_local_variables_1): Force whole invariant
344 2007-12-19 Alexander Monakov <amonakov@ispras.ru>
345 Revital Eres <eres@il.ibm.com>
347 * modulo-sched.c (generate_reg_moves): Insert the reg-moves
348 right before the notes which precedes the insn, if they exists.
349 (loop_canon_p): Add dump info.
350 (sms_schedule): Likewise.
352 2007-12-19 Richard Sandiford <rsandifo@nildram.co.uk>
354 * tree.h (set_decl_incoming_rtl): Add a by_reference_p parameter.
355 * emit-rtl.c (set_decl_incoming_rtl): Likewise. Don't set the
356 rtl's register attributes when the parameter is true.
357 * function.c (assign_parms_unsplit_complex, assign_parms)
358 (expand_function_start): Update calls to set_decl_incoming_rtl.
360 2007-12-19 Richard Sandiford <rsandifo@nildram.co.uk>
362 * rtl.def (SUBREG): Update comments.
363 * rtl.h (reg_attrs): Be explicit about the type of offset used.
364 (set_reg_attrs_from_mem): Rename to...
365 (set_reg_attrs_from_value): ...this.
366 (adjust_reg_mode, byte_lowpart_offset): Declare.
367 * emit-rtl.c (byte_lowpart_offset): New function.
368 (update_reg_offset): Remove special offset handling for big-endian
370 (gen_rtx_REG_offset, gen_reg_rtx_offset): Explicitly say that the
371 offset parameter is added to REG_OFFSET.
372 (adjust_reg_mode): New function.
373 (set_reg_attrs_for_mem): Rename to...
374 (set_reg_attrs_for_value): ...this and generalize to all values.
375 If the register is a lowpart of the value, adjust the offset
377 (set_reg_attrs_for_parm): Update after the above renaming.
378 (set_reg_attrs_for_decl_rtl): New function, split out from
379 set_decl_incoming_rtl. Set the offset of plain REGs to the
380 offset of the REG's mode from the decl's. Assert that all
381 subregs are lowparts and handle their inner registers in the
382 same way as plain REGs.
383 (set_decl_rtl, set_incoming_decl_rtl): Use reg_attrs_for_decl_rtl.
384 (subreg_lowpart_offset): Explicitly say that the returned offset
386 * combine.c (do_SUBST_MODE, try_combine, undo_all): Use adjust_reg_mode
388 * final.c (alter_subreg): Fix/update argument to gen_rtx_REG_offset.
389 * config/ia64/ia64.c (ia64_expand_load_address): Likewise.
390 * regclass.c (reg_scan_mark_refs): Use set_reg_attrs_from_value.
391 * reload.c (find_reloads_subreg_address): Call set_mem_offset
392 when offseting a MEM.
393 * var-tracking.c (offset_valid_for_tracked_p): Delete.
394 (mode_for_reg_attrs): Replace with...
395 (track_loc_p): ...this new function. Return the mode and offset
396 to the caller, checking that the latter is valid. If the rtx is
397 a paradoxical lowpart of the decl, use the decl's mode instead.
398 Do the same when storing to a register that contains the entire decl.
399 (var_lowpart): Use byte_lowpart_offset rather than
400 subreg_lowpart_offset when adjusting the offset attribute.
401 (count_uses, add_uses, add_stores): Use track_reg_p instead of
402 REG_EXPR, MEM_EXPR, REG_OFFSET, INT_MEM_OFFSET, track_expr_p,
403 offset_valid_for_tracked_p and mode_for_reg_attrs. Generate
404 lowparts for MEMs as well as REGs.
405 (vt_add_function_parameters): When obtaining the information from
406 the decl_rtl, adjust the offset to match incoming. Use track_loc_p
409 2007-12-18 Sebastian Pop <sebastian.pop@amd.com>
411 PR tree-optimization/34123
412 * lambda-code.c (can_duplicate_iv): New.
413 (cannot_convert_modify_to_perfect_nest): New.
414 (cannot_convert_bb_to_perfect_nest): New.
415 (can_convert_to_perfect_nest): Split up.
417 2007-12-18 David Daney <ddaney@avtrex.com>
419 * config/mips/mips.md (clear_hazard): Use PRINT_OPERAND punctuation
420 instead of .set push and .set pop.
422 2007-12-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
425 * config/bfin/bfin.c (bfin_adjust_cost): Dig into PARALLELs to find
428 2007-12-18 Razya Ladelsky <razya@il.ibm.com>
430 * tree-parloops.c (reduiction_info): Change documentation of
431 reduction_initial field.
432 (initialize_reductions): Remove creation of reduction_initial variable.
433 (create_loads_for_reductions): don't join reduction_initial to
436 2007-12-18 Kaz Kylheku <kaz@zeugmasystems.com>
438 PR rtl-optimization/34456
439 * resource.c (mark_set_resources): Use regs_invalidated_by_call
440 rather than call_used_regs and global_regs.
442 2007-12-18 Jakub Jelinek <jakub@redhat.com>
444 PR rtl-optimization/34490
445 * simplify-rtx.c (simplify_const_relational_operation): If !sign,
446 don't reduce mmin/mmax using num_sign_bit_copies.
448 2007-12-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
450 * doc/install.texi: Change recommended MPFR from 2.2.1 > 2.3.0.
452 2007-12-17 Andreas Schwab <schwab@suse.de>
454 * doc/invoke.texi (Warning Options): Use @itemx.
456 2007-12-17 Dorit Nuzman <dorit@il.ibm.com>
458 * tree-vectorizer.h (verbosity_levels): Add new verbosity level
460 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Change
461 verbosity level to REPORT_COST.
462 (vect_model_reduction_cost): Likewise.
463 (vect_model_induction_cost): Likewise.
464 (vect_model_simple_cost): likewise.
465 (vect_model_store_cost): likewise.
466 (vect_model_load_cost): likewise.
467 (conservative_cost_threshold): Likewise. Remove print.
469 2007-12-17 Rask Ingemann Lambertsen <rask@sygehus.dk>
471 * doc/tm.texi (TARGET_SECONDARY_RELOAD): Fix typos.
473 2007-12-17 Jakub Jelinek <jakub@redhat.com>
476 * c-parser.c (c_parser_omp_all_clauses): Accept optional comma
479 2007-12-17 Dorit Nuzman <dorit@il.ibm.com>
481 PR tree-optimization/34445
482 * tree-vect-trasnform.c (vect_estimate_min_profitable_iters): Skip
483 stmts (including live stmts) that are not relevant.
485 2007-12-17 Jack Howarth <howarth@bromo.med.uc.edu>
488 * config/i386/t-crtpc: Add $(MULTILIB_CFLAGS).
489 * config/i386/t-crtfm: Likewise.
491 2007-12-17 Uros Bizjak <ubizjak@gmail.com>
493 * config/i386/i386.h (WIDEST_HARDWARE_FP_SIZE): Define.
495 2007-12-16 Uros Bizjak <ubizjak@gmail.com>
497 * tree-vect-transform.c (conservative_cost_threshold): Add missing
498 space to "not vectorized" message.
500 2007-12-16 Richard Sandiford <rsandifo@nildram.co.uk>
502 PR rtl-optimization/34415
503 * df.h (DF_LR_IN, DF_LR_OUT): Update comments.
504 * resource.c (mark_target_live_regs): Use DF_LR_IN rather than
505 df_get_live_in. Don't handle pseudos.
507 2007-12-16 Jakub Jelinek <jakub@redhat.com>
510 * c-decl.c (merge_decls): Copy RTL from olddecl to newdecl.
511 * config/pa/pa.c (pa_encode_section_info): If !first, preserve
512 SYMBOL_FLAG_REFERENCED flag.
514 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
516 * tree.c (type_hash_add): Fix whitespace.
518 2007-12-15 Hans-Peter Nilsson <hp@axis.com>
520 Add CRIS v32 support. Fix -mcc-init.
521 * config.gcc: Make crisv32-* have cpu_type cris. Handle
522 crisv32-*-elf and crisv32-*-none like cris-*-elf and cris-*-none
523 but without multilibs and with target_cpu_default=32.
524 (crisv32-*-linux*): Handle as cris-*-linux*. Set
525 target_cpu_default to 32 and 10 accordingly.
526 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Remove unused macro.
527 (cris_movem_load_rest_p, cris_store_multiple_op_p): Remove FIXME.
528 Change regno_dir and regno only if !TARGET_V32.
529 (cris_conditional_register_usage): If TARGET_V32, set
530 reg_alloc_order as per REG_ALLOC_ORDER_V32 and make
531 CRIS_ACR_REGNUM non-fixed.
532 (cris_print_base): Add gcc_assert for post_inc on CRIS_ACR_REGNUM.
533 (cris_print_operand) <case 'Z', case 'u'>: New cases.
534 <case REG of case 'H'>: Allow for CRIS_SRP_REGNUM.
535 (cris_reload_address_legitimized): Always return false for TARGET_V32.
536 (cris_register_move_cost): New function, guts from
537 REGISTER_MOVE_COST adjusted for CRIS v32.
538 (cris_normal_notice_update_cc): New function split out from...
539 (cris_notice_update_cc): Set cc_status.flags CC_REVERSED for
540 TARGET_CCINIT. Call cris_normal_notice_update_cc for CC_REV,
541 CC_NOOV32 and CC_NORMAL, but set cc_status.flags CC_NO_OVERFLOW
542 for CC_NOOV32 and TARGET_V32.
543 (cris_simple_epilogue): Always return false for TARGET_V32 if
544 cris_return_address_on_stack yields true.
545 (cris_cc0_user_requires_cmp): New function.
546 (cris_valid_pic_const): Add argument ANY_OPERAND. All callers
547 changed. Handle CRIS_UNSPEC_PLT_PCREL and CRIS_UNSPEC_PCREL.
548 (cris_asm_output_case_end): New function, guts from
549 ASM_OUTPUT_CASE_END adjusted for CRIS v32.
550 (cris_override_options): Adjust for CRIS v32. Mask out
551 TARGET_SIDE_EFFECT_PREFIXES and TARGET_MUL_BUG if v32.
552 (cris_asm_output_mi_thunk, cris_expand_epilogue)
553 (cris_gen_movem_load, cris_emit_movem_store)
554 (cris_expand_pic_call_address, cris_asm_output_symbol_ref)
555 (cris_asm_output_label_ref, cris_output_addr_const_extra): Adjust
557 (cris_split_movdx): Copy re-used MEM.
558 * config/cris/t-elfmulti: Add multilib v32 for -march=v32.
559 * config/cris/predicates.md
560 ("cris_general_operand_or_pic_source"): New predicate.
561 ("cris_general_operand_or_plt_symbol"): Replace by...
562 ("cris_nonmemory_operand_or_callable_symbol"): New predicate.
563 * config/cris/linux.h: Sanity-check TARGET_CPU_DEFAULT for
564 presence and contents.
565 (CRIS_SUBTARGET_DEFAULT_ARCH): New macro, MASK_AVOID_GOTPLT for
567 (CRIS_CPP_SUBTARGET_SPEC, CRIS_CC1_SUBTARGET_SPEC,
568 CRIS_ASM_SUBTARGET_SPEC): Adjust for different TARGET_CPU_DEFAULT.
569 (CRIS_SUBTARGET_DEFAULT): Add CRIS_SUBTARGET_DEFAULT_ARCH.
570 * config/cris/cris.h: Sanity-check TARGET_CPU_DEFAULT for contents.
571 (CRIS_DEFAULT_TUNE, CRIS_ARCH_CPP_DEFAULT)
572 (CRIS_DEFAULT_ASM_ARCH_OPTION): New macros.
573 (CRIS_CC1_SUBTARGET_SPEC): Change default tuning to use
575 (CRIS_CPP_SUBTARGET_SPEC): Ditto. Add CRIS_ARCH_CPP_DEFAULT.
576 (ASM_SPEC): Add sanity-check erroring out when both -march= and
577 -mcpu= are specified. Pass on either as --march=v32.
578 (CRIS_ASM_SUBTARGET_SPEC): When neither -march= or -mcpu= are
579 specified, pass on CRIS_DEFAULT_ASM_ARCH_OPTION.
580 (CRIS_CPU_V32): New macro.
581 [!TARGET_CPU_DEFAULT]: Default-define as CRIS_CPU_BASE.
582 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]: Move default
583 TARGET_DEFAULT definition after new TARGET_CPU_DEFAULT definition.
584 Define v32-adjusted TARGET_DEFAULT.
585 (CRIS_DEFAULT_CPU_VERSION): Change to TARGET_CPU_DEFAULT from
587 (TARGET_V32): New macro.
588 (REG_ALLOC_ORDER_V32): New macro.
589 (HARD_REGNO_MODE_OK): Do not allow larger-than-register-size modes
590 into CRIS_ACR_REGNUM.
591 (enum reg_class): New classes ACR_REGS, SPEC_ACR_REGS, GENNONACR_REGS
592 and SPEC_GENNONACR_REGS.
593 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Adjust for new classes.
594 (REGNO_REG_CLASS): Give ACR_REGS for CRIS_ACR_REGNUM.
595 (MODE_CODE_BASE_REG_CLASS): Define, give for OCODE POST_INC
596 GENNONACR_REGS, BASE_REG_CLASS otherwise.
597 (REG_CLASS_FROM_LETTER): 'a' is for ACR_REGS.
598 (REGNO_MODE_CODE_OK_FOR_BASE_P): Define, refusing OCODE POST_INC
600 (PREFERRED_RELOAD_CLASS): Keep ACR_REGS as preferred.
601 (HARD_REGNO_RENAME_OK): Refuse CRIS_ACR_REGNUM as TO.
602 (EXTRA_CONSTRAINT): New constraint 'U'.
603 (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE)
604 (ASM_OUTPUT_ADDR_DIFF_ELT): Adjust for CRIS v32.
605 (BASE_OR_AUTOINCR_P): Refuse POST_INC for CRIS_ACR_REGNUM.
606 (SIMPLE_ADDRESS_P): Remove.
607 (GO_IF_LEGITIMATE_ADDRESS): Use BASE_OR_AUTOINCR_P, not redundant
608 SIMPLE_ADDRESS_P. Make one chained if-else, finishing as
609 non-match after BASE_OR_AUTOINCR_P for TARGET_V32.
610 (REGISTER_MOVE_COST): Just call the new function
611 cris_register_move_cost.
612 (enum cris_pic_symbol_type): Rename cris_gotrel_symbol to
613 cris_rel_symbol. All users changed.
614 (REGISTER_NAMES): Replace "pc" with "acr".
615 (ADDITIONAL_REGISTER_NAMES): Add "pc" for 15.
616 (ASM_OUTPUT_REG_PUSH): Change to v32-compatible sequence.
617 (ASM_OUTPUT_REG_POP): Change to v32-compatible syntax.
618 (ASM_OUTPUT_CASE_END): Just call the new function
619 cris_asm_output_case_end.
620 * gcc/config/cris/cris.md: Group related constants together, with
622 (CRIS_UNSPEC_PLT_GOTREL, CRIS_UNSPEC_PLT_PCREL, CRIS_UNSPEC_PCREL)
623 (CRIS_UNSPEC_CASESI): New constants.
624 (CRIS_UNSPEC_PLT): Remove constant.
625 (CRIS_ACR_REGNUM): New constant.
626 ("slottable"): New attr alternatives "has_return_slot" and
628 ("cc"): New attr alternatives "noov32" and "rev".
629 ((eq_attr "slottable" "has_call_slot"))
630 ((eq_attr "slottable" "has_return_slot")): New define_delays.
631 ("movdi", "movsi"): Adjust operands for CRIS v32.
632 ("tstdi", "cmpdi", "adddi3", "subdi3", "uminsi3")
633 ("indirect_jump"): Ditto. Make define_expand.
634 ("*tstdi_non_v32", "*tstdi_v32", "*tst<mode>_cmp")
635 ("*tst<mode>_non_cmp", "*cmpdi_non_v32", "*cmpdi_v32")
636 ("*movdi_v32", "*adddi3_non_v32", "*adddi3_v32")
637 ("*addsi3_non_v32", "*addsi3_v32", "*addhi3_non_v32")
638 ("*addhi3_v32", "*addqi3_non_v32", "*addqi3_v32")
639 ("*subdi3_non_v32", "*subdi3_v32", "*subsi3_non_v32")
640 ("*subsi3_v32", "*sub<mode>3_nonv32", "*sub<mode>3_v32")
641 ("*andqi3_non_v32", "*andqi3_v32", "*iorsi3_non_v32")
642 ("*iorsi3_v32", "*iorhi3_non_v32", "*iorhi3_v32")
643 ("*iorqi3_non_v32", "*iorqi3_v32", "*uminsi3_non_v32")
644 ("*uminsi3_v32", "*indirect_jump_non_v32", "*indirect_jump_v32")
645 ("*expanded_call_v32", "*expanded_call_value_v32"): New patterns,
646 for the corresponding standard name.
647 ("tst<mode>"): Limit to BW and make define_expand.
648 ("tstsi"): Make separate insn, adjusting for CRIS v32.
649 ("*cmp_swapext<mode>"): Adjust for v32. Specify "rev" for attr "cc".
650 ("cmpsi", "cmp<mode>"): Remove special cases for zero. Specify
652 ("*btst"): Don't match for TARGET_CCINIT. Replace test of
653 register with compatible "cmpq 0". Specify attr "cc".
654 ("*movdi_insn_non_v32"): New pattern, replacing "*movdi_insn" and
656 (define_split for DI move): Match CRIS v32 only.
657 ("*movsi_got_load", "*movsi_internal", "*addi"): Adjust for CRIS v32.
658 ("load_multiple", "store_multiple", "*addsbw_v32", "*addubw_v32")
659 ("*adds<mode>_v32", "*addu<mode>_v32", "*bound<mode>_v32")
660 ("*casesi_jump_v32", "*expanded_andsi_v32", "*expanded_andhi_v32")
661 ("*extop<mode>si_v32", "*extopqihi_v32", "*andhi_lowpart_v32")
662 ("*andqi_lowpart_v32", "cris_casesi_v32"): New patterns.
663 ("add<mode>3"): Make addsi3, addhi3 and addqi3 define_expand.
664 ("sub<mode>3"): Ditto subsi3, subhi3 and subqi3.
665 ("ior<mode>3"): Ditto iorsi3, iorhi3 and iorqi3.
666 ("*extopqihi_non_v32"): Replace "*extopqihi".
667 ("*extop<mode>si_non_v32"): Replace "*extop<mode>si".
668 ("*addxqihi_swap_non_v32"): Rename from "*extopqihi_swap", make
670 ("*extop<mode>si_swap_non_v32"): Ditto "*extop<mode>si_swap".
671 ("*expanded_andsi_non_v32"): Ditto "*expanded_andsi".
672 ("*expanded_andhi_non_v32"): Ditto "*expanded_andhi".
673 ("*andhi_lowpart_non_v32"): Ditto "*andhi_lowpart".
674 ("*andqi_lowpart_non_v32"): Ditto "*andqi_lowpart".
675 ("*expanded_call_non_v32"): Ditto "*expanded_call". Change from
676 "cris_general_operand_or_plt_symbol" to "general_operand".
677 ("*expanded_call_value_non_v32") Ditto "*expanded_call_value".
678 ("*casesi_adds_w", "mstep_shift", "mstep_mul")
679 ("*expanded_call_side", "*expanded_call_value_side")
680 (op-extend-split, op-extend-split-rx=rz, op-extend-split-swapped)
681 (op-extend-split-swapped-rx=rz, op-extend, op-split-rx=rz)
682 (op-split-swapped, op-split-swapped-rx=rz): Make non-v32 only.
683 ("dstep_mul", "xorsi3", "one_cmplsi2", "<shlr>si3")
684 ("*expanded_<shlr><mode>", "*<shlr><mode>_lowpart", "ashl<mode>3")
685 ("*ashl<mode>_lowpart", "abssi2", "clzsi2", "bswapsi2")
686 ("cris_swap_bits"): Specify "noov32" for attr "cc".
687 ("<su>mulsi3_highpart"): Ditto. Correct operand 0 to register_operand.
688 ("andqi3"): Make define_expand.
689 ("*return_expanded"): For attr "slottable", change from "has_slot"
690 to "has_return_slot".
691 ("cris_casesi_non_v32"): New pattern, old contents of "casesi".
692 ("casesi"): Divert into "cris_casesi_v32" and "cris_casesi_non_v32".
693 (moversideqi, movemsideqi, mover2side): Require
694 TARGET_SIDE_EFFECT_PREFIXES.
695 (gotplt-to-plt, gotplt-to-plt-side): Change from CRIS_UNSPEC_PLT
696 to CRIS_UNSPEC_PLT_GOTREL.
697 * config/cris/cris-protos.h (cris_register_move_cost)
698 (cris_cc0_user_requires_cmp, cris_asm_output_case_end): Declare.
700 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
703 * dwarf2out.c (dwarf_tag_name): Synchronize with dwarf2.h.
704 (is_type_die): Cover interface types.
705 (class_or_namespace_scope_p): Cover interface and class types.
706 (record_type_tag): New.
707 (gen_inlined_structure_type_die): Use it.
708 (gen_struct_or_union_type_die): Likewise.
709 (prune_unused_types_walk): Cover interface types.
710 * langhooks.h (classify_record): New enum.
711 (classify_record): New member in struct langhooks_for_types.
712 * langhooks-def.h (LANG_HOOKS_CLASSIFY_RECORD): New.
713 (LANGHOOKS_FOR_TYPES_INITIALIZER): Adjust.
715 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
717 * dwarf2out.c (reference_to_unused): Don't emit strings in
718 initializers just because of debug information.
719 * tree.h (TREE_ASM_WRITTEN): Document use for STRING_CSTs.
721 2007-12-15 Sebastian Pop <sebastian.pop@amd.com>
723 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Replace
724 print_loop_ir with print_loops.
725 * tree-flow.h (dot_cfg, debug_loops, debug_loop, debug_loop_num,
726 print_loops, print_loops_bb): Declare.
727 * tree-cfg.c (print_loops_bb): New.
728 (print_loop): Print header, latch, bounds, estimation of iterations.
729 (print_loop_and_siblings): New.
730 (print_loop_ir): Renamed print_loops.
731 (debug_loop_ir): Renamed debug_loops.
732 (debug_loop, debug_loop_num): New.
734 2007-12-15 Bernhard Fischer <aldot@gcc.gnu.org>
736 * tree-flow-inline.h.c (next_readonly_imm_use): Fix typo in comment.
738 2007-12-15 Bernhard Fischer <aldot@gcc.gnu.org>
740 * toplev.c (process_options): Fix typo in warning.
742 2007-12-14 Jakub Jelinek <jakub@redhat.com>
745 * config/i386/i386.c (ix86_expand_branch): Optimize LE/LEU/GT/GTU
746 DImode comparisons against constant with all 1's in the lower word.
748 2007-12-14 Uros Bizjak <ubizjak@gmail.com>
750 * config/i386/sse.md (sse4_2_pcmpestr): Use reg_not_xmm0_operand
751 constraint for operand 2. Use nonimm_not_xmm0_operand constraint
752 for operand 4. Update arguments in the call to
753 gen_sse4_2_pcmpestr_cconly.
754 (sse_4_2_pcmpestr_cconly): Renumber insn operands and update insn
755 template accordingly.
756 (sse4_2_pcmpistr): Use reg_not_xmm0_operand constraint for operand2.
757 Use nonimm_not_xmm0_operand constraint for operand 3. Update
758 arguments in the call to gen_sse4_2_pcmpistr_cconly.
759 (sse_4_2_pcmpistr_cconly): Renumber insn operands and update insn
760 template accordingly.
762 2007-12-14 Richard Guenther <rguenther@suse.de>
765 * tree-ssa-operands.h (create_ssa_artificial_load_stmt): Add
766 parameter to say whether to unlink immediate uses.
767 * tree-ssa-operands.c (create_ssa_artificial_load_stmt): Do not
768 mark the artificial stmt as modified. Unlink immediate uses
770 * tree-ssa-dom.c (record_equivalences_from_stmt): Update caller.
771 * tree-ssa-pre.c (insert_fake_stores): Likewise.
773 2007-12-13 Eric Botcazou <ebotcazou@libertysurf.fr>
776 * gimplify.c (gimplify_modify_expr_complex_part): Add note to comment.
777 * tree-complex.c (init_dont_simulate_again): Return true if there are
778 uninitialized loads generated by gimplify_modify_expr_complex_part.
779 * tree-gimple.c (is_gimple_reg_type): Return false for complex types
781 * tree-ssa.c (ssa_undefined_value_p): New predicate extracted from...
782 (warn_uninit): ...here. Use ssa_undefined_value_p.
783 * tree-ssa-pre.c (is_undefined_value): Delete.
784 (phi_translate_1): Use ssa_undefined_value_p.
785 (add_to_exp_gen): Likewise.
786 (make_values_for_stmt): Likewise.
787 * tree-flow.h (ssa_undefined_value_p): Declare.
789 2007-12-13 Andrew Pinski <pinskia@gmail.com>
790 David Daney <ddaney@avtrex.com>
793 * system.h: Make -Wuninitialized non-fatal if ASSERT_CHECKING
796 2007-12-13 Jakub Jelinek <jakub@redhat.com>
798 PR rtl-optimization/32636
799 * df-scan.c (df_get_entry_block_def_set): Set struct_value_rtx
800 regno in entry_block_defs even if HAVE_prologue && epilogue_completed.
802 2007-12-13 Uros Bizjak <ubizjak@gmail.com>
803 Richard Guenther <rguenther@suse.de>
806 * config/i386/emmintrin.h (_mm_shuffle_pd, _mm_extract_epi16,
807 _mm_insert_epi16, _mm_shufflehi_epi16, _mm_shufflelo_epi16,
808 _mm_shuffle_epi32): Cast non-constant input values to either __m64,
809 __m128, __m128i or __m128d in a macro version of the intrinsic.
810 Cast constant input values to int.
811 * config/i386/ammintrin.h (_mm_extracti_si64, _mm_inserti_si64): Ditto.
812 * config/i386/bmmintrin.h (_mm_roti_epi8, _mm_roti_epi16,
813 _mm_roti_epi32, _mm_roti_epi64): Ditto.
814 * config/i386/smmintrin.h (_mm_blend_epi16, _mm_blend_ps, _mm_blend_pd,
815 _mm_dp_ps, _mm_dp_pd, _mm_insert_ps, _mm_extract_ps, _mm_insert_epi8,
816 _mm_insert_epi32, _mm_insert_epi64, _mm_extract_epi8, mm_extract_epi32,
817 _mm_extract_epi64, _mm_mpsadbw_epu8, _mm_cmpistrm, _mm_cmpistri,
818 _mm_cmpestrm, _mm_cmpestri, _mm_cmpistra, _mm_cmpistrc, _mm_cmpistro,
819 _mm_cmpistrs, _mm_cmpistrz, _mm_cmpestra, _mm_cmpestrc, _mm_cmpestro,
820 _mm_cmpestrs, _mm_cmpestrz): Ditto.
821 * config/i386/tmmintrin.h (_mm_alignr_epi8, _mm_alignr_pi8): Ditto.
822 * config/i386/xmmintrin.h (_mm_shuffle_ps, _mm_extract_pi16, _m_pextrw,
823 _mm_insert_pi16, _m_pinsrw, _mm_shuffle_pi16, _m_pshufw): Ditto.
824 * config/i386/mmintrin-common.h (_mm_round_pd, _mm_round_sd,
825 _mm_round_ps, _mm_round_ss): Ditto.
827 2007-12-13 Richard Guenther <rguenther@suse.de>
829 PR tree-optimization/34450
830 * params.def (PARAM_SCCVN_MAX_SCC_SIZE): New param.
831 * invoke.texi (sccvn-max-scc-size): Document.
832 * Makefile.in (tree-ssa-sccvn.o): Add $(PARAMS_H) dependency.
833 * tree-ssa-sccvn.h (run_scc_vn): Return true on success, false
835 * tree-ssa-sccvn.c (params.h): Include.
836 (DFS): Return true if all went well, return false as soon as
837 a SCC exceeds the size of PARAM_SCCVN_MAX_SCC_SIZE.
838 (run_scc_vn): Return true if all went well, return false if
839 we aborted during DFS.
840 * tree-ssa-pre.c (execute_pre): Check if SCCVN finished
841 successfully, otherwise bail out.
843 2007-12-13 Olga Golovanevsky <olga@il.ibm.com>
845 * ipa-struct-reorg.c (is_candidate): Print information to dump
846 file when the type is initialized.
847 (get_stmt_accesses): Likewise when a structure has bitfields
848 or field access is too complicate.
849 (safe_cond_expr_check): Likewise for unsafe condition expressions.
850 (exclude_cold_structs): Likewise for cold structures.
851 (collect_structures): Suppress redundant print when there are
852 no structures to transform.
853 (do_reorg): Print to dump file a number of structures that
855 (dump_new_types): Print a number of new types to replace
856 an original structure type.
858 2007-12-13 Olga Golovanevsky <olga@il.ibm.com>
860 * doc/invoke.texi (Optimiza Options): Document new -fipa-struct-reorg
861 option and struct-reorg-cold-struct-ratio parameter.
863 2007-12-13 Torbjorn Granlund <tege@swox.com>
865 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Check op0 for
866 ZERO_EXTEND when computing costs for widening multiplication.
868 2007-12-13 Richard Earnshaw <rearnsha@arm.com>
871 * config/arm/ieee754-df.S (floatundidf): Fix for wrong sp value on
872 exit when using hard FPA.
873 * config/arm/ieee754-df.S (floatdidf): Likewise.
875 2007-12-12 Jakub Jelinek <jakub@redhat.com>
878 * doc/install.texi: Document that for MinGW only runtime 3.12 and
881 2007-12-12 David Edelsohn <edelsohn@gnu.org>
883 * config/rs6000/rs6000.c (is_mem_ref): Ignore STACK_TIE.
885 2007-12-12 Aldy Hernandez <aldyh@redhat.com>
887 PR tree-optimization/32901
888 * gimplify.c (gimplify_modify_expr_rhs): Handle the case when we
889 are assigning from a constant constructor.
890 Fix wrapping in function comment.
892 2007-12-12 Andreas Krebbel <krebbel1@de.ibm.com>
894 * config/s390/s390.c (s390_O_constraint_str): Limit the range
895 for 'On' to -4G+1..-1.
896 * config/s390/constraints.md: Adjust comment accordingly.
898 2007-12-11 Nathan Sidwell <nathan@codesourcery.com>
900 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use frame_reg_rtx
903 2007-12-11 Kai Tietz <kai.tietz@onevision.com>
905 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Handle 64-bit
906 target same as 32-bit.
908 2007-12-10 Jakub Jelinek <jakub@redhat.com>
910 PR tree-optimization/34371
911 * tree-vectorizer.h (struct _loop_vec_info): Add num_iters_unchanged
913 (LOOP_VINFO_NITERS_UNCHANGED): Define to num_iters_unchanged field.
914 * tree-vectorizer.c (set_prologue_iterations,
915 slpeel_tree_peel_loop_to_edge): Call unshare_expr on
916 LOOP_VINFO_NITERS_UNCHANGED before using it.
918 2007-12-10 Eric Botcazou <ebotcazou@libertysurf.fr>
921 * config/i386/i386.c (ix86_expand_movmem): Punt if the count is large.
922 (ix86_expand_setmem): Likewise.
924 2007-12-10 Kenneth Zadeck <zadeck@naturalbridge.com>
926 PR rtl-optimization/34302
927 * auto-inc-dec.c (attempt_change): Change place where move is
930 2007-12-10 Jakub Jelinek <jakub@redhat.com>
932 * dwarf2out.c (gen_array_type_die, gen_descr_array_type_die): For
933 Fortran multi-dimensional arrays use DW_AT_ordering
936 2007-12-10 Paolo Bonzini <bonzini@gnu.org>
939 * config/i386/i386.c (override_options): Enable -fvect-cost-model.
941 2007-12-10 Uros Bizjak <ubizjak@gmail.com>
943 * config/i386/i386.c (ix86_function_regparm): Do not check global_regs
944 array, registers that are members of global_regs are also members of
945 fixed_regs array. Use REGPARM_MAX to check that no regparm hard
946 register is taken by a fixed register variable. Check up to and
947 including DI_REG when adjusting regparm value due to fixed regs usage.
948 (rep_prefix_usable): Check fixed_regs array, not global_regs array for
949 available hard registers.
950 (ix86_expand_strlen): Ditto.
951 * config/i386/i386.md (strmov): Ditto.
954 2007-12-10 Kaz Kojima <kkojima@gcc.gnu.org>
956 * genopinit.c: Include tm_p.h in generated file.
958 * config/arm/neon.md (vec_set<mode>_internal): Use INTVAL
959 to extract the integer from operands[2].
960 (vec_setv2di_internal): Likewise.
962 * config/arm/arm.c (arm_size_return_regs): Make return type unsigned.
963 (arm_init_neon_builtins): Move code after declarations.
965 2007-12-10 Hans-Peter Nilsson <hp@axis.com>
967 * reload.c (find_reloads_address_1): To properly mark as an
968 autoincdec, pass X for non-NULL OUT in call to push_reload for
969 autoincdec which can't be trivially used as an address.
971 2007-12-10 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
972 Hans-Peter Nilsson <hp@axis.com>
974 * caller-save.c (insert_one_insn): If inserting before a call_insn
975 then the registers containing the arguments of the call are
976 live_throughout in the new insn.
978 2007-12-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
982 * pa.md: Consolidate HImode and QImode move patterns into one pattern
983 each, eliminating floating-point alternatives.
984 * pa-protos.h (pa_cannot_change_mode_class, pa_modes_tieable_p):
986 * pa-64.h (SECONDARY_MEMORY_NEEDED): Define here.
987 * pa.c (pa_secondary_reload): Use an intermediate general register
988 for copies to/from floating-point register classes. Simplify code
989 SHIFT_REGS class. Provide additional comments.
990 (pa_cannot_change_mode_class, pa_modes_tieable_p): New functions.
991 * pa.h (MODES_TIEABLE_P): Use pa_modes_tieable_p.
992 (SECONDARY_MEMORY_NEEDED): Delete define.
993 (INT14_OK_STRICT): Define.
994 (MODE_OK_FOR_SCALED_INDEXING_P): Allow SFmode and DFmode when using
996 (MODE_OK_FOR_UNSCALED_INDEXING_P): Likewise.
997 (GO_IF_LEGITIMATE_ADDRESS): Use INT14_OK_STRICT in REG+D case for
999 (LEGITIMIZE_RELOAD_ADDRESS): Use INT14_OK_STRICT in mask selection.
1000 Align DImode offsets when generating 64-bit code.
1001 * pa32-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
1002 (CANNOT_CHANGE_MODE_CLASS): Define.
1003 * pa64-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
1004 (CANNOT_CHANGE_MODE_CLASS): Define using pa_cannot_change_mode_class.
1006 2007-12-09 Jakub Jelinek <jakub@redhat.com>
1009 * langhooks-def.h (LANG_HOOKS_GET_ARRAY_DESCR_INFO): Define.
1010 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
1011 * langhooks.h (struct array_descr_info): Forward declaration.
1012 (struct lang_hooks_for_types): Add get_array_descr_info field.
1013 * dwarf2.h (DW_AT_bit_stride, DW_AT_byte_stride): New.
1014 (DW_AT_stride_size, DW_AT_stride): Keep around for Dwarf2
1016 * dwarf2out.h (struct array_descr_info): New type.
1017 * dwarf2out.c (dwarf_attr_name): Rename DW_AT_stride to
1018 DW_AT_byte_stride and DW_AT_stride_size to DW_AT_bit_size.
1019 (descr_info_loc, add_descr_info_field, gen_descr_array_type_die):
1021 (gen_type_die_with_usage): Call lang_hooks.types.get_array_descr_info
1022 and gen_descr_array_type_die.
1024 2007-12-08 Richard Guenther <rguenther@suse.de>
1026 PR tree-optimization/34391
1027 * tree-vect-transform.c (vect_setup_realignment): Mark new
1028 symbols for renaming.
1030 2007-12-07 Bob Wilson <bob.wilson@acm.org>
1032 * config/xtensa/xtensa.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1033 (ASM_OUTPUT_DWARF_PCREL): Define.
1035 2007-12-07 Richard Guenther <rguenther@suse.de>
1038 * opts.c (common_handle_option): Handle OPT_fforce_addr.
1040 2007-12-07 Aldy Hernandez <aldyh@redhat.com>
1042 * m32c.h (LEGITIMIZE_ADDRESS): Use WIN instead of win.
1043 (LEGITIMIZE_RELOAD_ADDRESS): Same.
1045 2007-12-07 Samuel Tardieu <sam@rfc1149.net>
1048 * doc/install.texi: Explain how to check for a clean environment when
1051 2007-12-07 Richard Guenther <rguenther@suse.de>
1053 * tree-profile.c (gcov_type_tmp_var): New global variable.
1054 (tree_gen_edge_profiler): Use a single shared variable decl per
1055 function for edge counter incrementing.
1056 (tree_profiling): Re-set the shared variable.
1058 2007-12-06 Bob Wilson <bob.wilson@acm.org>
1060 * config/xtensa/xtensa.c (xtensa_va_start): Add prototype.
1062 2007-12-06 Tom Tromey <tromey@redhat.com>
1065 * c-opts.c (c_common_parse_file): Call cpp_clear_file_cache.
1067 2007-12-06 Richard Sandiford <rsandifo@nildram.co.uk>
1069 * config/mips/mips.c (mips_function_ok_for_sibcall): Check
1070 targetm.binds_local_p as well as DECL_EXTERNAL.
1072 2007-12-06 Harsha Jagasia <harsha.jagasia@amd.com>
1074 * tree-vectorizer.c (slpeel_add_loop_guard): Gimplify the condition.
1075 (set_prologue_iterations): New. Set the prologue iterations to total
1076 number of scalar iterations if the cost model check indicates that
1077 scalar code should be generated.
1078 (slpeel_tree_peel_loop_to_edge): Add a new parameter and code for
1079 generating the cost condition for epilog. Call
1080 set_prologue_iterations to generate cost condition for prolog.
1081 (new_loop_vec_info): Initialize LOOP_VINFO_NITERS_UNCHANGED.
1082 * tree-vectorizer.h (LOOP_VINFO_NITERS_UNCHANGED): New.
1083 (slpeel_tree_peel_loop_to_edge): Update declaration.
1084 (set_prologue_iterations): New declaration.
1085 * tree-vect-analyze.c (vect_analyze_loop_form): Update
1086 LOOP_VINFO_NITERS_UNCHANGED.
1087 * tree-vect-transform.c
1088 (vect_estimate_min_profitable_iters): Add new parameter and
1089 code to check if run time cost model test is needed.
1090 Remove code that adds builtin vectorization cost to scalar
1091 outside cost for the run time cost model test. If run time
1092 cost model test is needed add the appropriate guard cost to
1093 the scalar outside cost. The guard cost depends on whether
1094 the guard is generated at versioning or at prolog generation
1095 or at epilog generation. Change cost model equation to include
1096 scalar outside cost.
1097 (conservative_cost_threshold): New. Return the less conservative
1098 profitability threshold between the cost model threshold and the
1099 user defined vectorization threshold.
1100 (vect_do_peeling_for_loop_bound): Call conservative_cost_threshold.
1101 (vect_do_peeling_for_alignment): Same.
1102 (vect_loop_versioning): Same.
1103 (vect_create_cond_for_align_checks): ANDs the cost model condition
1104 with the alignment condition.
1105 (vect_transform_loop): Call loop versioning only when there is a
1106 misalignment or an aliasing problem.
1108 2007-12-06 Jakub Jelinek <jakub@redhat.com>
1111 * tree-ssa-ccp.c (optimize_stdarg_builtin): New function.
1112 (execute_fold_all_builtins): Call it for BUILT_IN_VA_START,
1113 BUILT_IN_VA_COPY and BUILT_IN_VA_END.
1115 * target.h (struct ggc_target): Add expand_builtin_va_start hook.
1116 * target-def.h (TARGET_EXPAND_BUILTIN_VA_START): Define.
1117 (TARGET_INITIALIZER): Add it.
1118 * builtins.c (expand_builtin_va_start): Use
1119 targetm.expand_builtin_va_start hook instead of
1120 EXPAND_BUILTIN_VA_START macro.
1121 * alpha/alpha.c (alpha_va_start): Made static.
1122 (override_options): Clear targetm.expand_builtin_va_start if
1124 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1125 * alpha/unicosmk.h (EXPAND_BUILTIN_VA_START): Remove.
1126 * alpha/alpha.h (EXPAND_BUILTIN_VA_START): Remove.
1127 * alpha/alpha-protos.h (alpha_va_start): Remove prototype.
1128 * xtensa/xtensa.h (EXPAND_BUILTIN_VA_START): Remove.
1129 * xtensa/xtensa.c (TARGET_EXPAND_BUILTIN_VA_START): Define.
1130 (xtensa_va_start): Made static.
1131 * xtensa/xtensa-protos.h (xtensa_va_start): Remove prototype.
1132 * pa/pa-protos.h (hppa_va_start): Remove prototype.
1133 * pa/pa.h (EXPAND_BUILTIN_VA_START): Remove.
1134 * pa/pa.c (hppa_va_start): Made static, add prototype.
1135 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1136 * frv/frv.c (frv_expand_builtin_va_start): Made static, add prototype.
1137 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1138 * frv/frv-protos.h (frv_expand_builtin_va_start): Remove prototype.
1139 * frv/frv.h (EXPAND_BUILTIN_VA_START): Remove.
1140 * i386/i386.c (override_options): Clear
1141 targetm.expand_builtin_va_start if -m32 or 64-bit MS ABI.
1142 (ix86_va_start): Made static.
1143 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1144 * i386/i386.h (EXPAND_BUILTIN_VA_START): Remove.
1145 * i386/i386-protos.h (ix86_va_start, ix86_va_arg): Remove prototypes.
1146 * iq2000/iq2000-protos.h (iq2000_va_start): Remove prototype.
1147 * iq2000/iq2000.h (EXPAND_BUILTIN_VA_START): Remove.
1148 * iq2000/iq2000.c (iq2000_va_start): Made static, add prototype.
1149 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1150 * rs6000/rs6000-protos.h (rs6000_va_start): Remove prototype.
1151 * rs6000/rs6000.c (rs6000_va_start): Made static, add prototype.
1152 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1153 (rs6000_override_options): Clear targetm.expand_builtin_va_start if
1154 DEFAULT_ABI != ABI_V4.
1155 * rs6000/rs6000.h (EXPAND_BUILTIN_VA_START): Remove.
1156 * spu/spu.c (spu_va_start): Made static, add prototype.
1157 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1158 * spu/spu.h (EXPAND_BUILTIN_VA_START): Remove.
1159 * spu/spu-protos.h spu_va_start): Remove prototype.
1160 * stormy16/stormy16.h (EXPAND_BUILTIN_VA_START): Remove.
1161 * stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_start):
1163 * stormy16/stormy16.c (xstormy16_expand_builtin_va_start): Made static.
1164 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1165 * s390/s390-protos.h (s390_va_start): Remove prototype.
1166 * s390/s390.c (s390_va_start): Made static.
1167 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1168 * s390/s390.h (EXPAND_BUILTIN_VA_START): Remove.
1169 * mn10300/mn10300.h (EXPAND_BUILTIN_VA_START): Remove.
1170 * mn10300/mn10300-protos.h (mn10300_va_start): Remove prototype.
1171 * mn10300/mn10300.c (mn10300_va_start): Made static, add prototype.
1172 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1173 * arc/arc.c (arc_va_start): Made static, add prototype.
1174 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1175 * arc/arc.h (EXPAND_BUILTIN_VA_START): Remove.
1176 * arc/arc-protos.h (arc_va_start): Remove prototype.
1177 * mt/mt-protos.h (mt_va_start): Remove prototype.
1178 * sparc/sparc.c (sparc_va_start): Made static, add prototype.
1179 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1180 * sparc/sparc-protos.h (sparc_va_start): Remove prototype.
1181 * sparc/sparc.h (EXPAND_BUILTIN_VA_START): Remove.
1182 * sh/sh.c (sh_va_start): Made static, add prototype.
1183 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1184 * sh/sh-protos.h (sh_va_start): Remove prototype.
1185 * sh/sh.h (EXPAND_BUILTIN_VA_START): Remove.
1186 * mips/mips-protos.h (mips_va_start): Remove prototype.
1187 * mips/mips.h (EXPAND_BUILTIN_VA_START): Remove.
1188 * mips/mips.c (mips_va_start): Made static.
1189 (TARGET_EXPAND_BUILTIN_VA_START): Define.
1191 2007-12-06 Uros Bizjak <ubizjak@gmail.com>
1193 * tree-ssa-loop.c (gate_tree_parallelize_loops): Return true when
1194 "flag_tree_parallelize_loops > 1".
1196 2007-12-06 Zdenek Dvorak <ook@ucw.cz>
1197 Dorit Nuzman <dorit@il.ibm.com>
1198 Jakub Jelinek <jakub@redhat.com>
1200 PR tree-optimization/34005
1201 * tree-gimple.c (is_gimple_formal_tmp_rhs): Add a case for COND_EXPR.
1202 * gimplify.c (gimplify_ctx): Add a new member allow_rhs_cond_expr.
1203 (gimplify_pure_cond_expr): New function.
1204 (generic_expr_could_trap_p): New function.
1205 (gimplify_cond_expr): Call gimplify_pure_cond_expr.
1206 (force_gimple_operand): Initialize new field allow_rhs_cond_expr.
1208 2007-12-06 Andreas Krebbel <krebbel1@de.ibm.com>
1210 * config/s390/s390.c (s390_emit_stack_tie): New function.
1211 (s390_emit_prologue): Emit a stack tie when writing to the
1213 * config/s390/s390.md ("stack_tie"): New insn definition.
1215 2007-12-06 Ben Elliston <bje@au.ibm.com>
1218 * doc/sourcebuild.texi (Miscellaneous Docs): Remove SERVICE item.
1220 2007-12-05 Jakub Jelinek <jakub@redhat.com>
1223 * fold-const.c (fold_binary) <case BIT_IOR_EXPR>: Don't minimize
1224 number of bits set in C1 if a mode mask for some mode can be used
1227 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
1229 * varasm.c (merge_weak, weak_finish, assemble_alias): Commentary typo
1232 2007-12-05 Richard Guenther <rguenther@suse.de>
1234 PR tree-optimization/34138
1235 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1236 Do not forward propagate addresses if that changes volatileness of
1237 the pointed-to type.
1239 2007-12-05 Uros Bizjak <ubizjak@gmail.com>
1242 * config/i386/i386.c (ix86_function_regparm): Also check for fixed
1243 registers when checking that regparm registers are available.
1244 Lower regparm value due to fixed registers usage in addition to
1247 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
1249 * sparseset.c: Include config.h and system.h before sparseset.h.
1250 * sparseset.h: Remove inclusion of system.h.
1252 2007-12-05 Jakub Jelinek <jakub@redhat.com>
1253 Richard Sandiford <rsandifo@nildram.co.uk>
1255 * optabs.c (init_insn_codes): New function.
1256 (new_optab): Delete.
1257 (init_optab, init_optabv): Don't call new_optab.
1258 (init_convert_optab): Don't clear the insn codes.
1259 (init_optabs): Call init_insn_codes.
1261 2007-12-04 Jakub Jelinek <jakub@redhat.com>
1263 * omp-low.c (optimize_omp_library_calls): New function.
1264 (expand_omp_parallel): Call it if optimizing.
1267 * stmt.c (expand_stack_restore): Call expand_normal on var to get
1268 rtx for it instead of assuming it will be a VAR_DECL.
1270 2007-12-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1272 * c-parser (c_parser_statement_after_labels): Move error from here...
1273 (c_parser_label): ... to here. Check that the declaration is not
1274 actually just another label.
1276 2007-12-04 Richard Guenther <rguenther@suse.de>
1280 * tree-ssa-operands.c (get_addr_dereference_operands): If we
1281 fall back to using the SMTs aliases, make sure to add virtual
1282 operands for the SMT itself.
1283 (create_ssa_artificial_load_stmt): Fix typo. Make sure to also
1284 clear the loaded and stored symbols bitmaps.
1286 2007-12-04 Ben Elliston <bje@au.ibm.com>
1288 * config/spu/spu.h (ASM_FORMAT_PRIVATE_NAME): Remove; use default.
1290 2007-12-04 Ben Elliston <bje@au.ibm.com>
1292 * doc/tm.texi (Exception Handling): Mention unwind-dw2-xtensa.c.
1294 2007-12-03 Steven Bosscher <stevenb.gcc@gmail.com>
1297 * doc/invoke.texi: Remove -fforce-addr documentation.
1298 * expr.c (emit_move_insn): Remove use of flag_force_addr.
1299 (expand_expr_real_1): Same.
1300 (do_tablejump): Same.
1301 Call memory_address instead of memory_address_noforce.
1302 * expr.h (memory_address_noforce): Remove prototype.
1303 * explow.c (memory_address): Remove support for flag_force_addr.
1304 (validize_mem): Same.
1305 (memory_address_noforce): Remove.
1306 * common.opt: Add dummy documentation for -fforce-addr.
1307 * combine.c (can_combine_p): Remove -fforce-addr comment.
1308 * config/cris/cris.h (OPTIMIZATION_OPTIONS): Remove set of
1310 * config/m68k/m68k.h (PIC_CASE_VECTOR_ADDRESS): Remove comment
1311 relating to memory_address_noforce.
1312 * testsuite/gcc.c-torture/compile/20050802-1.c: Remove.
1313 * testsuite/gcc.c-torture/compile/20011113-1.c: Remove.
1315 2007-12-03 Jakub Jelinek <jakub@redhat.com>
1317 * omp-low.c (lookup_decl_in_outer_ctx): Allow calling this
1318 with !ctx->is_nested.
1319 (maybe_lookup_decl_in_outer_ctx): Look up in outer contexts
1320 even if !ctx->is_nested.
1321 (lower_copyprivate_clauses, lower_send_clauses,
1322 lower_send_shared_vars): Call lookup_decl_in_outer_ctx
1326 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Optimize
1327 (X << C1) & C2 into (X << C1) & (C2 | ((1 << C1) - 1))
1328 and (X >> C1) & C2 into (X >> C1) & (C2 | ~((type) -1 >> C1)).
1329 (fold_binary) <case LSHIFT_EXPR, case RSHIFT_EXPR>: Optimize
1330 (X & C2) << C1 into (X << C1) & (C2 << C1) and
1331 (X & C2) >> C1 into (X >> C1) & (C2 >> C1) if that allows further
1334 PR tree-optimization/33453
1335 * tree-data-ref.c (split_constant_offset): Use POINTER_PLUS_EXPR
1336 for pointer addition.
1337 * tree-parloops.c (canonicalize_loop_ivs): Likewise.
1338 (separate_decls_in_loop_name): Copy DECL_GIMPLE_REG_P from var to
1341 2007-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
1343 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __FDPIC__ as
1346 2007-12-03 Razya Ladelsky <razya@il.ibm.com>
1348 * doc/invoke.texi (fipa-cp, fipa-matrix-reorg): Add documentation.
1350 2007-12-03 Jakub Jelinek <jakub@redhat.com>
1353 * opts.c (common_handle_option): Handle OPT_ftree_store_copy_prop.
1354 * common.opt (ftree-store-copy-prop): Use the same help text as for
1357 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
1358 Revital Eres <eres@il.ibm.com>
1360 * modulo-sched.c (calculate_must_precede_follow,
1361 try_scheduling_node_in_cycle): New functions.
1362 (sms_schedule_by_order): Call the new functions.
1363 (ps_insn_find_column): Use must_follow and must_precede only if
1365 (ps_insn_advance_column): Likewise.
1367 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
1368 Revital Eres <eres@il.ibm.com>
1370 * modulo-sched.c (get_sched_window): Fix the direction of the
1371 scheduling window and add dump info.
1373 2007-12-02 Samuel Tardieu <sam@rfc1149.net>
1375 * config/sh/sh.md (cmpgeusi_t): Fix condition.
1377 2007-11-30 Jan Hubicka <jh@suse.cz>
1379 * ggc-common.c (dump_ggc_loc_statistics): Reset ggc_force_collect flag.
1381 2007-11-30 Seongbae Park <seongbae.park@gmail.com>
1383 PR rtl-optimization/34171
1384 * cfgrtl.c (update_bb_for_insn_chain): New function,
1385 refactored from update_bb_for_insn.
1386 (update_bb_for_insn): Call update_bb_for_insn.
1387 (rtl_merge_blocks, try_redirect_by_replacing_jump):
1388 Replace a loop with update_bb_for_insn_chain call.
1389 (cfg_layout_merge_blocks): Add a call to
1390 update_bb_for_insn_chain. Replace the for loop
1391 with a call to update_bb_for_insn_chain.
1393 2007-11-30 Ben Elliston <bje@au.ibm.com>
1395 * config/vax/vax.h (ASM_FORMAT_PRIVATE_NAME): Remove. Use default.
1397 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
1399 PR tree-optimization/34244
1400 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
1401 (record_numbers_of_iterations): New function.
1402 (execute_vrp): Cache the numbers of iterations of loops.
1403 * tree-scalar-evolution.c (scev_reset_except_niters): New function.
1404 (scev_reset): Use scev_reset_except_niters.
1405 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
1407 2007-11-29 Jan Hubicka <jh@suse.cz>
1408 Jakub Jelinek <jakub@redhat.com>
1410 PR tree-optimization/33434
1411 * tree-inline.c (setup_one_parameter): If the value passed to
1412 a parameter is never used, don't set it up.
1414 2007-11-29 Jakub Jelinek <jakub@redhat.com>
1417 * config/rs6000/eabi-cn.asm (__DTOR_END__): Make it weak.
1418 * config/rs6000/sol-cn.asm (__DTOR_END__): Likewise.
1420 2007-11-29 Andris Pavenis <andris.pavenis@iki.fi>
1422 * Makefile.in: Use separate vpath lines for each path.
1424 2007-11-29 Ben Elliston <bje@au.ibm.com>
1426 * SERVICE: Update URL.
1428 2007-11-28 Jakub Jelinek <jakub@redhat.com>
1430 PR tree-optimization/34140
1431 * tree-if-conv.c (if_convertible_phi_p): Fail if BB other than
1432 loop->header has virtual phi nodes.
1434 2007-11-28 Richard Sandiford <rsandifo@nildram.co.uk>
1437 * builtins.c (expand_builtin_nonlocal_goto): Also emit a use
1438 of GP register, if valid and fixed.
1441 2007-06-21 David Daney <ddaney@avtrex.com>
1444 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
1445 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
1446 (exception_receiver): Renamed to ...
1447 (nonlocal_goto_receiver): ... this.
1449 2007-11-27 H.J. Lu <hongjiu.lu@intel.com>
1450 Joey Ye <joey.ye@intel.com>
1453 * config/i386/i386.c (function_arg_32): Don't pass aggregate
1454 arguments in ECX/EDX for fastcall.
1456 2007-11-28 Rask Ingemann Lambertsen <rask@sygehus.dk>
1458 * config/i386/linux.h (CRT_GET_RFIB_DATA): Add Intel syntax inline
1460 * config/i386/sco5.h (CRT_GET_RFIB_DATA): Likewise.
1461 * config/i386/sysv4.h (CRT_GET_RFIB_DATA): Likewise.
1463 2007-11-28 Ben Elliston <bje@au.ibm.com>
1465 * config/rs6000/aix64.opt (maix64): Add Negative(maix32).
1466 (maix32): Add Negative(maix64).
1468 2007-11-27 Jakub Jelinek <jakub@redhat.com>
1470 PR tree-optimization/34016
1471 * tree-ssa-loop.c (pass_linear_transform): Add
1472 TODO_update_ssa_only_virtuals to todo_flags_finish.
1474 2007-11-27 Eric B. Weddington <eric.weddington@atmel.com>
1476 * config/avr/avr.c (avr_mcu_types): Add atmega32hvb.
1477 * config/avr/avr.h (LINK_SPEC): Likewise.
1478 (CRT_BINUTILS_SPECS): Likewsie.
1479 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1481 2007-11-27 Jakub Jelinek <jakub@redhat.com>
1484 * config/rs6000/rs6000.c (adjacent_mem_locations): Don't assume
1485 MEM_SIZE is set on all MEMs.
1487 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
1489 * config/s390/s390.opt (mhard-float): Add the option to be
1490 overridden. That was missing in my last patch.
1492 2007-11-27 Richard Guenther <rguenther@suse.de>
1494 PR tree-optimization/34241
1495 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Make sure
1496 to only delete real conversion chains.
1498 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
1500 * config/s390/s390.opt (m31, m64, mesa, mzarch, msoft-float,
1501 mhard-float, mlong-double-64, mlong-double-128): Add the
1502 option to be overridden.
1504 2007-11-27 Richard Guenther <rguenther@suse.de>
1506 * builtins.c (fold_builtin_1): Verify the argument types
1507 of BUILT_IN_ISNORMAL.
1508 (fold_builtin_n): Verify the number of arguments to variadic
1511 2007-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1513 * config/bfin/elf.h (SUBTARGET_DRIVER_SELF_SPECS): New macro.
1514 * doc/invoke.texi (Blackfin Options): Document the effects.
1516 2007-11-27 Ben Elliston <bje@au.ibm.com>
1518 * config/rs6000/sysv4.opt (m32): Add Negative(m64).
1519 (m64): Add Negative(m32).
1520 * config/rs6000/darwin.opt (m32): Add Negative(m64).
1521 (m64): Add Negative(m32).
1523 2007-11-26 Eric Botcazou <ebotcazou@adacore.com>
1525 * tree-ssa-propagate.c (set_rhs) <GIMPLE_MODIFY_STMT>: Fix typo.
1527 2007-11-26 Michael Meissner <michael.meissner@amd.com>
1530 * config/i386/i386.c (ix86_expand_movmem): If the copy size is a
1531 constant, avoid calling emit_cmp_and_jump_insns. Use counter_mode
1532 to get the mode for loading a pseudo register with a count rather
1533 than duplicating code.
1535 2007-11-25 Eric B. Weddington <eric.weddington@atmel.com>
1537 * config/avr/avr.c (avr_mcu_types): Add atmega1284p.
1538 * config/avr/avr.h (LINK_SPEC): Likewise.
1539 (CRT_BINUTILS_SPECS): Likewsie.
1540 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1542 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1544 * c-common.c (conversion_warning): Use get_unwidened instead of
1547 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1550 * c-parser.c (struct c_parser): New bit in_if_block.
1551 (c_parser_compound_statement_nostart): Handle unexpected 'else'
1553 (c_parser_statement_after_labels): Set in_if_block to false while
1555 (c_parser_if_body): Don't call c_parser_statement_after_labels if
1556 a semicolon is found, just consume it. Don't call
1557 c_parser_statement_after_labels if an open brace is found, call
1558 c_parser_compound_statement instead.
1559 (c_parser_else_body): New.
1560 (c_parser_if_statement): Set in_if_block to true when parsing the
1561 body of the 'if' statement. Use c_parser_else_body.
1563 2007-11-26 Andreas Krebbel <krebbel1@de.ibm.com>
1566 * c-decl.c (store_parm_decls): Pass 'false' for the new
1567 allocate_struct_function parameter.
1568 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1569 * tree-parloops.c (create_loop_fn): Likewise.
1570 * function.c (push_function_context_to, push_struct_function,
1571 init_function_start): Likewise.
1572 (allocate_struct_function): Add boolean parameter.
1573 * tree.h (allocate_struct_function): Add boolean parameter.
1574 * function.h (struct function): Move returns_struct and
1575 returns_pcc_struct to the end of the structure definiton.
1577 2007-11-26 Uros Bizjak <ubizjak@gmail.com>
1580 * config/i386/i386.md (truncdfsf2): Select SLOT_TEMP stack slot if
1581 virtual registers are already instantiated.
1582 (truncxf<mode>2): Ditto.
1583 (floatsi<mode>2): Ditto.
1584 (floatdisf2): Ditto.
1585 (floatdidf2): Ditto.
1587 2007-11-26 Rask Ingemann Lambertsen <rask@sygehus.dk>
1590 * config/fr30/fr30.c (fr30_move_double): Sanitize mem->reg case. Copy
1591 the address before it is clobbered.
1593 2007-11-26 Nick Clifton <nickc@redhat.com>
1595 * config/mn10300/mn10300.md: (call_internal): Remove mode on
1596 operand 0 in order to match UNPSEC'ed calls generated in PIC mode.
1597 (call_value_internal): Remove mode on operands 0 and 1 in order to
1598 match UNPSEC'ed calls generated in PIC mode.
1599 (GOTaddr2picreg): Use copy_rtx to prevent sharing an rtx between
1602 2007-11-26 Richard Guenther <rguenther@suse.de>
1605 * builtins.c (expand_builtin_pow): Use expand_expr to expand
1606 the result of build_call_expr.
1608 2007-11-26 Steven Bosscher <stevenb.gcc@gmail.com>
1609 Revital Eres <eres@il.ibm.com>
1612 * bb-reorder.c (insert_section_boundary_note): Clear
1613 BLOCK_FOR_INSN in NOTE_INSN_SWITCH_TEXT_SECTIONS.
1615 2007-11-26 Richard Sandiford <rsandifo@nildram.co.uk>
1617 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Add missing comma.
1619 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1621 * dwarf2asm.c (splay_tree_compare_strings): New function.
1622 (dw2_force_const_mem): Use it.
1624 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1626 * tree.c (type_hash_add): Don't violate strict aliasing rules.
1628 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1631 * c-typeck.c (tagged_types_tu_compatible_p): Enable exact
1632 matches between anonymous union fields.
1634 2007-11-26 Alexandre Oliva <aoliva@redhat.com>, Jan Hubicka <jh@suse.cz>
1636 * tree-ssa-live.c (remove_unused_scope_block_p): Drop
1637 declarations and blocks only after inlining. Check that
1638 non-empty blocks are not dropped.
1639 * tree-inline.c (expand_call_inline): Check that functions are
1640 not inlined too late.
1642 2007-11-26 Ben Elliston <bje@au.ibm.com>
1644 * unwind-dw2-fde.c: Fix comment typo.
1645 * unwind-generic.h: Likewise, fix comment typos.
1647 2007-11-25 Richard Sandiford <rsandifo@nildram.co.uk>
1649 * tree-sra.c (scalarize_use): Adjust the vpos argument to
1650 sra_explode_bitfield_assignment in cases where the type is
1651 wider than the bitfield.
1653 2007-11-25 Richard Guenther <rguenther@suse.de>
1655 * tree.h (struct tree_block): Move locus member next to flags.
1656 * c-decl.c (SCOPE_LIST_APPEND): Use BLOCK_CHAIN.
1657 (SCOPE_LIST_CONCAT): Likewise.
1658 (pop_scope): Likewise.
1659 * function.c (instantiate_decls_1): Likewise.
1660 (setjmp_vars_warning): Likewise.
1661 * emit-rtl.c (set_used_decls): Likewise.
1662 * tree-inline.c (add_lexical_block): Likewise.
1664 2007-11-24 Hans-Peter Nilsson <hp@axis.com>
1666 * rtlanal.c (label_is_jump_target_p): Return true for a matching
1668 * reorg.c (fill_slots_from_thread): Correct last change to use
1669 NULL_RTX, not NULL. Outside of REG_NOTES loop, increase and
1670 decrease LABEL_NUSES for JUMP_LABEL (trial), not XEXP (note, 0).
1671 * jump.c (mark_jump_label_1): Add comment for last change
1672 regarding JUMP_LABEL setting.
1673 * gcse.c (add_label_notes): Remove conditional that the label is
1674 mentioned in insn before adding regnote.
1675 * sched-rgn.c (is_cfg_nonregular): Don't return 1 for a
1676 single_set insn only feeding a label to a jump through a
1677 register that dies there.
1679 2007-11-23 Dirk Mueller <dmueller@suse.de>
1680 Richard Guenther <rguenther@suse.de>
1683 * tree-vrp.c (check_array_ref): Move check for valid location..
1684 (check_array_bounds) here. Use EXPR_HAS_LOCATION().
1686 2007-11-23 Hans-Peter Nilsson <hp@axis.com>
1688 * reload.c (find_reloads_address_1) <autoincdec cases>:
1689 Call REG_OK_FOR_CONTEXT with the autoincdec code, not outer_code.
1691 2007-11-23 Richard Guenther <rguenther@suse.de>
1692 Michael Matz <matz@suse.de>
1694 PR tree-optimization/34176
1695 * alloc-pool.h (empty_alloc_pool): Declare.
1696 * alloc-pool.c (empty_alloc_pool): New function.
1697 * tree-ssa-sccvn.c (vn_reference_lookup): Also lookup from the
1698 valid table if a lookup from the optimistic table failed.
1699 (vn_unary_op_lookup): Likewise.
1700 (vn_binary_op_lookup): Likewise.
1701 (vn_phi_lookup): Likewise.
1702 (process_scc): Clear optimistic tables before every iteration.
1704 2007-11-23 Richard Guenther <rguenther@suse.de>
1706 * tree-ssa-copy.c (may_propagate_copy): Remove redundant checks.
1707 (merge_alias_info): Do verification only if checking is
1708 enabled. Merge flow-sensitive alias information in simple cases.
1709 * tree-ssa-operands.c (get_addr_dereference_operands): Also
1710 complain about missing NMTs.
1712 2007-11-23 Jakub Jelinek <jakub@redhat.com>
1715 * c-common.c (conversion_warning): For INTEGER_TYPE to
1716 INTEGER_TYPE conversions call get_narrower on expr to avoid
1717 spurious warnings from binop shortening or when the implicit
1718 conversion can't change the value.
1720 2007-11-22 Joseph Myers <joseph@codesourcery.com>
1723 * c-decl.c (set_array_declarator_inner): Don't give error for
1724 static or type qualifiers in abstract declarator. Remove
1725 abstract_p parameter.
1726 * c-tree.h (set_array_declarator_inner): Update prototype.
1727 * c-parser.c (c_parser_direct_declarator_inner): Update call to
1728 set_array_declarator_inner.
1729 * doc/standards.texi: Update for C99 TC3.
1731 2007-11-22 Hans-Peter Nilsson <hp@bitrange.com>
1733 * config/mmix/mmix.c (mmix_encode_section_info): Remove duplicate
1734 line in my edit of the last change.
1736 2007-11-22 Jakub Jelinek <jakub@redhat.com>
1739 * config/arm/arm.c (arm_init_tls_builtins): Set TREE_NOTHROW
1740 and TREE_READONLY on the fn decl rather than passing a chain
1743 2007-11-22 Kaz Kojima <kkojima@gcc.gnu.org>
1745 * config/sh/sh.md (divsi_inv_m3): Handle zero dividend specially.
1747 2007-11-22 Uros Bizjak <ubizjak@gmail.com>
1749 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Change checking
1750 of ix86_arch and ix86_tune into a switch statement.
1751 (enum processor_type): Default PROCESSOR_I386 to 0.
1752 * config/i386/i386.c (ix86_decompose_address): Use TARGET_K6 instead
1753 of "ix86_tune == PROCESSOR_K6".
1754 (ia32_multipass_dfa_lookahead): Change checking of ix86_tune into
1757 2007-11-22 Tom Tromey <tromey@redhat.com>
1759 * config/mmix/mmix.c (mmix_encode_section_info): Use alloca to
1760 avoid writing into string allocated by ggc_alloc_string.
1762 2007-11-21 Kaz Kojima <kkojima@gcc.gnu.org>
1765 * config/sh/sh.md (binary_sf_op): Remove.
1766 (binary_sf_op0, binary_sf_op1): New define_insn_and_split.
1767 * config/sh/sh.c (sh_expand_binop_v2sf): Use gen_binary_sf_op0
1768 and gen_binary_sf_op1.
1770 2007-11-21 Hans-Peter Nilsson <hp@axis.com>
1772 * regclass.c (init_reg_autoinc): Fix typo preventing test of
1773 secondary output reload when setting forbidden_inc_dec_class.
1775 2007-11-21 Richard Guenther <rguenther@suse.de>
1777 PR tree-optimization/34148
1778 * tree-ssa-structalias.c (create_variable_info_for): Do not use
1779 field-sensitive PTA for single-element structures.
1780 * tree-ssa-alias.c (create_overlap_variables_for): Do not create
1781 SFTs for single-element structures.
1783 2007-11-20 Richard Guenther <rguenther@suse.de>
1786 * gimplify.c (gimplify_switch_expr): Use tree_int_cst_lt instead
1787 of the signed INT_CST_LT.
1788 * stmt.c (expand_case): Likewise.
1789 (estimate_case_costs): Likewise.
1791 2007-11-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
1793 * read-rtl.c (fatal_expected_char): Print EOF as text rather that
1794 its binary representation.
1796 2007-11-20 Richard Guenther <rguenther@suse.de>
1798 * tree-ssa-operands.c (add_virtual_operand): Consistently prune
1801 2007-11-20 Thiemo Seufer <ths@mips.com>
1803 * config/mips/mips.c (mips_file_start): Add support for
1804 flagging 32-bit code with -mfp64 floating-point.
1806 2007-11-20 Jakub Jelinek <jakub@redhat.com>
1809 * c-gimplify.c (optimize_compound_literals_in_ctor): New function.
1810 (c_gimplify_expr): Use it.
1812 2007-11-20 Ben Elliston <bje@au.ibm.com>
1814 * config/spu/spu_mfcio.h: Fix typo.
1816 2007-11-20 Ben Elliston <bje@au.ibm.com>
1818 * unwind.inc: Comment that unwind-sjlj.c includes this file.
1820 2007-11-20 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1821 Ben Elliston <bje@au.ibm.com>
1823 * config/spu/mfc_tag_release.c: New file.
1824 * config/spu/mfc_multi_tag_release.c: Likewise.
1825 * config/spu/mfc_multi_tag_reserve.c: Likewise.
1826 * config/spu/mfc_tag_release.c: Likewise.
1827 * config/spu/mfc_tag_reserve.c: Likewise.
1828 * config/spu/mfc_tag_table.c: Likewise.
1829 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Compile them.
1830 (TARGET_LIBGCC2_CFLAGS): Define __IN_LIBGCC2.
1831 * config/spu/spu_mfcio.h: Avoid <stdint.h>.
1832 (uint64_t): Typedef if __IN_LIBGCC2 is defined.
1833 (MFC_TAG_INVALID, MFC_TAG_VALID): New macros.
1834 (mfc_tag_reserve, mfc_tag_release, mfc_multi_tag_reserve,
1835 mfc_multi_tag_release): Likewise.
1836 (__mfc_tag_reserve, __mfc_tag_release, __mfc_multi_tag_reserve,
1837 __mfc_multi_tag_release): Declare.
1839 2007-11-19 Jason Merrill <jason@redhat.com>
1841 PR debug/28834, debug/29436, c/32326
1842 * tree.c (build_type_attribute_qual_variant): Refuse to make
1843 a distinct copy of a struct/enum type. Use build_distinct_type_copy.
1844 * doc/extend.texi (Type Attributes): Don't encourage people to add
1845 attributes to struct/enum types in a typedef. Fix
1846 transparent_union example.
1848 * tree-inline.c (remap_type_1): Remove code that's redundant with
1850 (build_duplicate_type): Set id.copy_decl.
1851 * c-common.c (handle_transparent_union_attribute): Simplify logic.
1853 2007-11-19 Peter Bergner <bergner@vnet.ibm.com>
1855 * config/rs6000/rs6000.c (invalid_e500_subreg,
1856 rs6000_legitimate_offset_address_p, legitimate_lo_sum_address_p,
1857 rs6000_legitimize_address, rs6000_legitimize_reload_address,
1858 rs6000_legitimate_address, function_arg_advance,
1859 spe_build_register_parallel, rs6000_spe_function_arg,
1860 rs6000_split_multireg_move, spe_func_has_64bit_regs_p,
1861 emit_frame_save, gen_frame_mem_offset, rs6000_function_value,
1862 rs6000_libcall_value, rs6000_dwarf_register_span): Handle DDmode and
1863 TDmode similarly to DFmode and TFmode.
1864 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
1865 DATA_ALIGNMENT, CLASS_MAX_NREGS, CANNOT_CHANGE_MODE_CLASS): Likewise.
1867 2007-11-19 Eric Botcazou <ebotcazou@adacore.com>
1869 * stor-layout.c (lang_adjust_rli): Delete.
1870 (set_lang_adjust_rli): Likewise.
1871 (layout_type): Do not call lang_adjust_rli hook.
1872 * tree.h (set_lang_adjust_rli): Delete.
1874 2007-11-19 Bernd Schmidt <bernd.schmidt@analog.com>
1876 * config/bfin/bfin.c (must_save_p): New function, mostly broken out of
1877 n_dregs_to_save and n_pregs_to_save.
1878 (n_pregs_to_save, n_dregs_to_save): Use it. New argument CONSECUTIVE;
1879 all callers changed.
1880 (expand_prologue_reg_save, expand_epilogue_reg_restore): Enhance to be
1881 able to save single D/P registers that aren't saved by the push/pop
1884 2007-11-19 Richard Guenther <rguenther@suse.de>
1886 PR tree-optimization/34099
1887 * tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
1888 MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
1889 if only one operand is undefined.
1891 2007-11-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1893 PR tree-optimization/34036
1894 * opts.c (set_fast_math_flags): Do not set flags in common
1895 with set_unsafe_math_optimizations_flags, invoke it directly.
1896 (set_unsafe_math_optimizations_flags): Unset flag_trapping_math
1897 and flag_signed_zeros.
1898 * toplev.c (process_options): Force flag_associative_math to 0 and
1899 warn, if it is set and either flag_trapping_math or flag_signed_zeros
1901 * doc/invoke.texi (Optimize Options): Document the new behavior
1902 of -funsafe-math-optimizations, that -fassociative-math requires
1903 both -fno-signed-zeros and -fno-trapping-math and make it clear
1904 that -fno-trapping-math requires -fno-signaling-nans. Refactor
1905 documentation of -ffast-math.
1907 2007-11-18 Jakub Jelinek <jakub@redhat.com>
1909 PR rtl-optimization/34132
1910 * gcse.c (try_replace_reg): Avoid rtx sharing between REG_EQUAL note
1914 * optabs.h (optab_table): Change type to struct optab from optab.
1915 (convert_optab_table): Similarly.
1916 Adjust all _optab macros to expand to addresses of optab_table
1917 resp. convert_optab_table elements rather than the values of the
1919 * optabs.c (optab_table): Change typype to struct optab from optab.
1920 If compiled by recent GCC, initialize all the insn_code fields in
1921 the array using designated range initializers.
1922 (convert_optab_table): Similarly.
1923 (convert_optab_libfunc, optab_libfunc, set_optab_libfunc,
1924 set_conv_libfunc): Into libfunc_entry's optab field store index within
1925 optab_table resp. convert_optab_table array instead of difference
1926 between two separately malloced addresses.
1927 (new_optab): Add op argument, don't return anything. Initialize
1928 just the insn_code field in handlers array and only when needed.
1929 (init_optab, init_optabv): Add op argument, don't return anything.
1930 Adjust new_optab caller.
1931 (new_convert_optab): Removed.
1932 (init_convert_optab): Add op argument, don't return anything, don't
1933 call new_convert_optab. If needed, initialize insn_code field in
1935 (init_optabs): Adjust init_optab, init_optabv and init_convert_optab
1937 (debug_optab_libfuncs): Adjust uses of optab_table and
1938 convert_optab_table arrays.
1940 2007-11-18 Richard Guenther <rguenther@suse.de>
1942 PR tree-optimization/34127
1943 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1944 Make code match up the comments, require compatibility of the
1947 2007-11-17 Richard Guenther <rguenther@suse.de>
1950 * fold-const.c (extract_muldiv_1): Do not move negative
1951 constants inside ABS_EXPR.
1953 2007-11-16 Ian Lance Taylor <iant@google.com>
1955 * collect2.c (dump_file): If a demangled symbol is followed by a
1956 space, make sure we output at least one space.
1958 2007-11-16 Richard Guenther <rguenther@suse.de>
1961 * fold-const.c (fold_binary): Use correct types for folding
1962 1 << X & Y to Y >> X & 1.
1964 2007-11-16 Richard Guenther <rguenther@suse.de>
1966 PR tree-optimization/33870
1967 * tree.h (struct tree_memory_tag): Add base_for_components flag.
1968 (struct tree_struct_field_tag): Remove nesting_level field.
1969 (SFT_NESTING_LEVEL): Remove.
1970 (SFT_BASE_FOR_COMPONENTS_P): Add.
1971 * tree-flow.h (struct fieldoff): Remove nesting_level field. Add
1972 base_for_components flag.
1973 (push_fields_onto_fieldstack): Remove nesting_level parameter.
1974 * tree-ssa-alias.c (create_sft): Likewise. Add base_for_components
1976 (create_overlap_variables_for): Deal with it.
1977 * tree-dfa.c (dump_subvars_for): Likewise.
1978 (dump_variable): Likewise.
1979 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Likewise.
1980 Set base_for_components for first elements of sub-structures.
1981 (create_variable_info_for): Handle base_for_components.
1982 (set_uids_in_ptset): Always set SFT_UNPARTITIONABLE_P for
1983 pointed-to SFTs if SFT_BASE_FOR_COMPONENTS_P is set.
1984 * tree-ssa-operands.c (ref_nesting_level): Remove.
1985 (add_vars_for_offset): Remove full_ref parameter, always add
1986 the offset of the pointed-to SFT.
1987 (add_virtual_operand): Adjust for changed signature of
1988 add_vars_for_offset.
1990 2007-11-16 Sa Liu <saliu@de.ibm.com>
1992 * config/spu/spu.md (floatunssidf2, floatunsdidf2): Inlined
1993 floatunssidf2 and floatunsdidf2.
1995 2007-11-16 Richard Guenther <rguenther@suse.de>
1997 PR tree-optimization/34113
1998 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1999 Use correct conversion direction for checking type compatibility.
2001 2007-11-16 Richard Guenther <rguenther@suse.de>
2003 PR tree-optimization/34099
2004 * tree-ssa-ccp.c (likely_value): Use a whitelist for operators
2005 that produce UNDEFINED result if at least one of its operands
2006 is UNDEFINED. By default the result is only UNDEFINED if all
2007 operands are UNDEFINED.
2009 2007-11-16 Jakub Jelinek <jakub@redhat.com>
2012 * gcc.c (init_spec): Don't initialize asm_debug here...
2013 (main): ... but here.
2015 2007-11-07 Tom Tromey <tromey@redhat.com>
2017 * tree-ssa-structalias.c (ipa_pta_execute): Rename 'cfun' to 'func'.
2018 * tree-parloops.c (create_loop_fn): Use set_cfun.
2019 * gengtype.c (open_base_files): Emit #undef cfun.
2020 * ipa-struct-reorg.c (do_reorg_1): Use set_cfun.
2021 * function.h (cfun): New define.
2022 * function.c: Undefine cfun.
2024 2007-11-07 Eric B. Weddington <eweddington@cso.atmel.com>
2026 * config/avr/avr.c (avr_mcu_types): Add attiny88.
2027 * config/avr/avr.h (LINK_SPEC): Likewise.
2028 (CRT_BINUTILS_SPECS): Likewsie.
2029 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2031 2007-11-15 Jakub Jelinek <jakub@redhat.com>
2034 * tree-ssa-ccp.c (optimize_stack_restore): New function.
2035 (execute_fold_all_builtins): Call optimize_stack_restore for
2036 BUILT_IN_STACK_RESTORE.
2038 2007-11-15 Paolo Bonzini <bonzini@gnu.org>
2040 * fwprop.c (try_fwprop_subst): Skip profitability check for forward
2041 propagation into an address; that's done in should_replace_address.
2043 2007-11-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2045 * config/spu/spu-protos.h (legitimate_const): Remove prototype.
2046 * config/spu/spu.c (legitimate_const): Remove.
2047 (classify_immediate): Inline call to legitimate_const.
2048 (spu_legitimate_address): Likewise. Allow SYMBOL_REF + CONST_INT
2049 for any constant, not just -512 .. 511.
2051 2007-11-15 Sa Liu <saliu@de.ibm.com>
2053 * config/spu/spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL
2054 condition from HONOR_NANS test.
2055 * config/spu/spu.md (ceq_df): Always generate comparison code
2056 inline, including checks for NaNs and infinities.
2058 (cgt_v2df): Likewise.
2059 (cmpdf): Make this expander unconditional.
2061 2007-11-15 Richard Guenther <rguenther@suse.de>
2063 * tree-ssa-alias.c (create_overlap_variables_for): Make sure
2064 to only create SFTs if we also create variable infos for PTA.
2065 * tree-ssa-structalias.c (set_uids_in_ptset): Add all overlapping SFTs.
2067 2007-11-15 Richard Guenther <rguenther@suse.de>
2069 * tree-ssa-structalias.c (set_uids_in_ptset): Use the pointed-to
2070 type for TBAA pruning.
2071 (find_what_p_points_to): Call set_uids_in_ptset with the original
2072 pointer, not the decl of the solution we collapsed to.
2074 2007-11-14 David Daney <ddaney@avtrex.com>
2076 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use CFA
2079 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
2082 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Forbid mode changes
2083 for registers in BR_REGS class.
2085 2007-11-14 Jakub Jelinek <jakub@redhat.com>
2088 * tree-ssa.c (delete_tree_ssa): Don't call fini_ssa_operands if
2089 init_ssa_operands has not been called for cfun.
2091 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
2093 PR tree-optimization/34046
2094 * cfg.c (update_bb_profile_for_threading): Avoid the division for the
2095 scaling if the old probability is greater than the new base.
2097 2007-11-14 Sebastian Pop <sebastian.pop@amd.com>
2099 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Remove
2100 unused edges after loop duplication.
2102 2007-11-14 Uros Bizjak <ubizjak@gmail.com>
2104 * config/i386/i386.h (TARGET_CPU_DEFAULT_*): Substitute with ...
2105 (enum target_cpu_default): ... this enum.
2106 (TARGET_CPU_DEFAULT_NAMES): Remove macro. Move initializer to ...
2107 * config/i386/i386.c (override_options): ... here.
2108 * config/i386/i386-interix.h (TARGET_CPU_DEFAULT): Use
2109 TARGET_CPU_DEFAULT_i486.
2111 2007-11-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
2113 * global.c (rest_of_handle_global_alloc): Fix comment typos.
2114 * config/sh/sh.c (sh_rtx_costs): Likewise.
2115 * ChangeLog: Likewise.
2117 2007-11-13 Sebastian Pop <sebastian.pop@amd.com>
2119 * tree-chrec.h (build_polynomial_chrec): RHS of a chrec
2120 should not be of pointer type.
2122 2007-11-13 Michael Meissner <michael.meissner@amd.com>
2124 * config/i386/i386.c (ix86_sse5_valid_op_p): Put type on separate line.
2126 2007-11-13 Sterling Augustine <sterling@tensilica.com>
2127 Bob Wilson <bob.wilson@acm.org>
2129 * config/xtensa/unwind-dw2-xtensa.c: New.
2130 * config/xtensa/unwind-dw2-xtensa.h: New.
2131 * config/xtensa/xtensa.h (MUST_USE_SJLJ_EXCEPTIONS): Remove.
2132 (DWARF2_UNWIND_INFO): Remove.
2133 (DWARF_FRAME_REGISTERS): Define.
2134 (EH_RETURN_DATA_REGNO): Define.
2135 * config/xtensa/xtensa.md (UNSPECV_EH_RETURN): Define.
2137 * config/xtensa/t-xtensa (LIB2ADDEH): Define.
2139 2007-11-13 Jakub Jelinek <jakub@redhat.com>
2141 * doc/invoke.texi: Fix description of -fsched-stalled-insns=0,
2142 -fsched-stalled-insns.
2144 PR tree-optimization/34063
2145 * tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
2146 as first chrec_fold_plus operand rather than second.
2148 2007-11-13 Diego Novillo <dnovillo@google.com>
2150 PR tree-optimization/33870
2151 * tree.h (strcut tree_memory_tag): Add field unpartitionable.
2152 Remove field in_nested_struct.
2153 (struct tree_struct_field_tag): Add field nesting_level.
2154 (sft_in_nested_struct): Remove.
2155 (sft_nesting_level): Define.
2156 (sft_unpartitionable_p): Define.
2157 * tree-ssa-alias.c (mem_sym_score): If mp->var is not
2158 partitionable, return long_max.
2159 (compute_memory_partitions): Do not partition sfts marked
2161 (create_sft): Add argument nesting_level. Set
2162 sft_nesting_level with it. Update all users.
2163 (create_overlap_variables_for): Show nesting level.
2164 * tree-dfa.c (dump_subvars_for): Likewise.
2165 (dump_variable): Likewise. Show whether the sft is
2166 partitionable or not.
2167 * tree-flow.h (struct fieldoff): Remove field in_nested_struct.
2168 Add field nesting_level.
2169 * tree-ssa-structalias.c (struct variable_info): Remove
2170 field in_nested_struct.
2171 (push_fields_onto_fieldstack): Add argument nesting_level.
2172 Update all users. Update documentation. Update pair->nesting_level
2173 with nesting_level. Make recursive calls with nesting_level + 1.
2174 (set_uids_in_ptset): If an sft is added to the points-to set,
2175 mark it as unpartitionable.
2176 * tree-ssa-operands.c (ref_nesting_level): New.
2177 (add_vars_for_offset): Call it. Add argument full_ref. Update
2178 callers. If var is inside a nested structure and the nesting level
2179 of full_ref is lower than the nesting level of var,
2180 adjust offset by the offset of var.
2182 2007-11-13 Victor Kaplansky <victork@il.ibm.com>
2184 PR tree-optimization/32582
2185 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
2187 2007-11-12 Danny Smith <dannysmith@users.sourceforge.net>
2189 * doc/extend.texi (dllimport): Document that pointers to dllimport'd
2190 functions can be used as constant.
2192 2007-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2194 PR rtl-optimization/34035
2195 * cse.c (cse_cfg_altered): New global variable.
2196 (cse_jumps_altered): Make boolean.
2197 (recorded_label_ref): Likewise.
2198 (cse_insn): Adjust for above changes.
2199 (cse_extended_basic_block): Likewise. Set cse_cfg_altered
2200 if dead edges have been purged.
2201 (cse_main): Change return value specification and adjust code.
2202 (rest_of_handle_cse): Adjust for above change.
2203 (rest_of_handle_cse2): Likewise.
2204 * gcse.c (rest_of_handle_gcse): Likewise.
2206 2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2207 Michael Meissner <michael.meissner@amd.com>
2209 * config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
2210 get the appropriate suffix for the coms* instruction.
2211 (sse5_pcmov_<mode>): Restrict operands of pcmov
2212 for scalar case to be only xmm registers and not memory.
2214 * config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
2215 constraints to follow the mnemonics for the pcmov instruction
2217 2007-11-12 Richard Sandiford <rsandifo@nildram.co.uk>
2220 * config/mips/mips.c (mips_return_fpr_single): New function.
2221 (mips_function_value): Use it when returning single-field
2223 (mips_expand_call): Handle the PARALLELs created by
2224 mips_return_fpr_single.
2226 2007-11-12 Richard Guenther <rguenther@suse.de>
2229 * fold-const.c (fold_binary): If testing for non-negative
2230 operands with tree_expr_nonnegative_warnv_p make sure to
2231 use op0 which has all (sign) conversions retained.
2233 2007-11-12 Richard Guenther <rguenther@suse.de>
2236 * fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
2237 (fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
2239 2007-11-12 Ira Rosen <irar@il.ibm.com>
2241 PR tree-optimization/33953
2242 * tree-vect-transform.c (vectorizable_operation): In case of SLP,
2243 allocate vec_oprnds1 according to the number of created vector
2244 statements. In case of shift with scalar argument, store scalar
2245 operand for every vector statement to be created for the SLP node.
2248 2007-11-10 Steven Bosscher <stevenb.gcc@gmail.com>
2250 * gcse.c (CUID_INSN): Remove.
2252 (alloc_gcse_mem): Don't allocate cuid_insn.
2253 (free_gcse_mem): Don't free cuid_insn.
2255 2007-11-10 Jakub Jelinek <jakub@redhat.com>
2258 * gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
2262 * tree-inline.h (copy_body_data): Add regimplify field.
2263 * tree-inline.c (copy_body_r): Set id->regimplify to true
2264 if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
2266 (copy_bb): Clear id->regimplify before walk_tree, if it is
2267 set afterwards, regimplify the whole statement.
2269 PR tree-optimization/33680
2270 * tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
2271 if the added cast involves variable length types.
2273 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
2274 Maxim Kuvyrkov <maxim@codesourcery.com>
2276 * sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
2277 instead of TRUE_BARRIER for jumps. Add register dependencies
2278 even when reg_pending_barrier is set.
2280 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
2282 * haifa-sched.c (haifa_classify_insn): Rename to ...
2283 (haifa_classify_rtx): ... this. Improve handling of COND_EXECs,
2284 handle PARALLELs by recursing. Use it ...
2285 (haifa_classify_insn): ... here. Reimplement.
2287 2007-11-09 Richard Guenther <rguenther@suse.de>
2289 * bitmap.h (bitmap_single_bit_set_p): Declare.
2290 * bitmap.c (bitmap_single_bit_set_p): New function.
2291 * tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
2292 (maybe_create_global_var): Use bitmap_empty_p.
2294 2007-11-09 Paolo Bonzini <bonzini@gnu.org>
2295 Jakub Jelinek <jakub@redhat.com>
2297 PR rtl-optimization/34012
2298 * fwprop.c (try_fwprop_subst): Do not replace if the new
2299 SET_SRC has a higher cost than the old one.
2301 2007-11-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2303 PR rtl-optimization/33732
2304 * reload.c (push_reload): Check that the REG_DEAD note was referring
2305 to a hardreg or to a pseudo that has been assigned exactly one hardreg
2306 before considering it in order to select the reload register.
2307 (combine_reloads): Likewise.
2308 (find_dummy_reload): Likewise.
2310 2007-11-09 Richard Guenther <rguenther@suse.de>
2312 * tree-flow.h (struct ptr_info_def): Make escape_mask a ENUM_BITFIELD.
2313 (struct ptr_info_def): Likewise.
2314 (enum escape_type): Also use bit zero.
2316 2007-11-09 Richard Guenther <rguenther@suse.de>
2318 PR tree-optimization/33604
2319 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2320 Disregard changes in CV qualifiers of pointed to types for
2321 forward propagating ADDR_EXPRs.
2322 * tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
2325 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
2327 * dse.c (find_shift_sequence): Always choose an integer mode for
2329 (replace_read): Require both the read and store mode to be
2330 integer ones. Remove a then-redundant FLOAT_P check.
2332 2007-11-08 Richard Guenther <rguenther@suse.de>
2334 * tree-dfa.c (remove_referenced_var): If removing a
2335 variable which has subvars, also remove those from
2336 the referenced vars. Do not create a variable annotation.
2338 2007-11-08 Bob Wilson <bob.wilson@acm.org>
2340 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
2341 argument for gen_entry calls.
2342 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
2343 (entry): Use the new attribute value. Remove unused first operand.
2345 2007-11-08 Tom Tromey <tromey@redhat.com>
2347 * c-parser.c (c_parser_translation_unit): Use location in error.
2348 (c_parser_external_declaration): Likewise.
2349 (c_parser_declaration_or_fndef): Likewise.
2350 (c_parser_enum_specifier): Likewise.
2351 (c_parser_struct_or_union_specifier): Likewise.
2352 (c_parser_struct_declaration): Likewise.
2353 (c_parser_typeof_specifier): Likewise.
2354 (c_parser_parms_list_declarator): Likewise.
2355 (c_parser_asm_string_literal): Likewise.
2356 (c_parser_braced_init): Likewise.
2357 (c_parser_initelt): Likewise.
2358 (c_parser_compound_statement_nostart): Likewise.
2359 (c_parser_statement_after_labels): Likewise.
2360 (c_parser_do_statement): Likewise.
2361 (c_parser_asm_statement): Likewise.
2362 (c_parser_conditional_expression): Likewise.
2363 (c_parser_unary_expression): Likewise.
2364 (c_parser_sizeof_expression): Likewise.
2365 (c_parser_postfix_expression): Likewise.
2366 (c_parser_postfix_expression_after_paren_type): Likewise.
2367 (c_parser_objc_class_instance_variables): Likewise.
2368 (c_parser_objc_method_definition): Likewise.
2369 (c_parser_objc_methodprotolist): Likewise.
2370 (c_parser_pragma): Likewise.
2371 (c_parser_omp_clause_num_threads): Likewise.
2372 (c_parser_omp_clause_schedule): Likewise.
2373 (c_parser_omp_all_clauses): Likewise.
2374 (c_parser_omp_sections_scope): Likewise.
2375 (c_parser_label): Use location of label, not colon.
2377 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
2380 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
2383 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2386 * ipa-pure-const.c (static_execute): Added code to keep recursive
2387 functions from being marked as pure or const.
2388 * ipa-utils.c (searchc): Fixed comment.
2390 2007-11-08 Tom Tromey <tromey@redhat.com>
2392 * common.opt (fshow-column): Default to 0.
2393 * configure: Rebuilt.
2394 * configure.ac (--enable-mapped-location): Default to 'yes'.
2396 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2398 * common.opt: Add pointer to doc/options.texi.
2399 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
2400 -fipa-reference): Add or correct doc. Sorted options list for -Os
2403 2007-11-07 Bernhard Fischer <aldot@gcc.gnu.org>
2406 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
2407 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
2408 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
2409 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
2410 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
2411 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
2412 to TARGET_BIG_ENDIAN_DEFAULT.
2413 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
2414 * config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
2415 to TARGET_BIG_ENDIAN_DEFAULT.
2417 2007-11-07 Diego Novillo <dnovillo@google.com>
2419 * tree.h (struct tree_struct_field_tag): Move field
2420 in_nested_struct ...
2421 (struct tree_memory_tag): ... here.
2423 2007-11-07 Diego Novillo <dnovillo@google.com>
2426 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
2427 (SFT_IN_NESTED_STRUCT): Define.
2428 * tree-dfa.c (dump_subvars_for): Show offset of each sub-var.
2429 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
2430 * tree-ssa-structalias.c (struct variable_info): Likewise.
2431 (push_fields_onto_fieldstack): If OFFSET is positive,
2432 set in_nested_struct.
2433 (create_variable_info_for): Copy setting of
2434 in_nested_struct from the field offset object.
2435 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
2436 variable info object.
2437 * tree-ssa-operands.c (add_vars_for_offset): If VAR
2438 belongs to a nested structure, adjust OFFSET by SFT_OFFSET(VAR).
2440 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2442 PR rtl-optimization/33737
2443 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
2444 target block after computing the probabilities of outgoing edges.
2445 Cap the frequency to BB_FREQ_MAX.
2446 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
2447 frequency of the basic block if it has been reused.
2449 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2451 PR rtl-optimization/33822
2452 * rtl.h (REG_OFFSET): Fix comment.
2453 * var-tracking.c (INT_MEM_OFFSET): New macro.
2454 (var_mem_set): Use it.
2455 (var_mem_delete_and_set): Likewise.
2456 (var_mem_delete): Likewise.
2457 (same_variable_part_p): Likewise.
2458 (vt_get_decl_and_offset): Likewise.
2459 (offset_valid_for_tracked_p): New predicate.
2460 (count_uses): Do not track locations with invalid offsets.
2461 (add_uses): Likewise.
2462 (add_stores): Likewise.
2464 2007-11-07 Tom Tromey <tromey@redhat.com>
2466 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
2467 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
2469 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
2470 Andrey Belevantsev <abel@ispras.ru>
2472 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
2473 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
2474 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
2475 Save calculated max_asap in it.
2476 (sms_schedule): Calculate maxii using max_asap.
2478 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
2480 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
2481 with -mhard-dfp/-mno-hard-dfp.
2483 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2484 Jakub Jelinek <jakub@redhat.com>
2487 * haifa-sched.c (check_sched_flags): Remove.
2488 (sched_init): Don't call it.
2490 2007-11-06 Diego Novillo <dnovillo@google.com>
2492 * tree-flow.h (struct fieldoff): Reformat comment. Document fields.
2493 * tree-ssa-operands.c: Tidy top-level comments.
2494 (add_vop): Likewise.
2495 (add_vars_for_offset): Tidy parameter formatting..
2496 (get_addr_dereference_operands): Likewise.
2497 (get_indirect_ref_operands): Likewise.
2498 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
2499 <OMP_ATOMIC_STORE>: Likewise.
2501 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
2504 * config/i386/driver-i386.c: Test for __GNUC__ instead of
2505 GCC_VERSION which is always defined.
2507 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2510 * reload1.c (find_reloads): Also check in_reg when handling a
2511 simple move with an input reload and a destination of a hard register.
2513 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2515 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
2516 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
2517 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
2518 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2519 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
2520 (m68k_sched_attr_type2): New function.
2521 (sched_adjust_cost_state): New static variable.
2522 (m68k_sched_adjust_cost): New static function implementing
2524 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
2525 New static variables.
2526 (m68k_sched_variable_issue): New static function implementing
2528 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
2529 (sched_dump_split_class): New static function.
2530 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
2532 (sched_dump_dfa_class, m68k_sched_dump): New static function.
2533 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2534 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
2535 m68k_sched_dfa_post_advance_cycle): New static functions implementing
2538 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
2539 (CPU_UNITS_QUERY): Define.
2541 * config/m68k/cf.md: New file.
2542 * config/m68k/m68.md (cf.md): New include.
2544 2007-11-06 Tom Tromey <tromey@redhat.com>
2548 * function.c (saved_in_system_header): New global.
2549 (push_cfun): Save in_system_header.
2550 (pop_cfun): Restore in_system_header.
2551 (push_struct_function): Save in_system_header.
2553 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
2557 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
2558 (complete_array_type): Set canonical type appropriately.
2559 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
2560 C and C++ front ends now have different versions of this function,
2561 because the C++ version needs to maintain canonical types here.
2563 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
2565 * tree-parloops.c (reduction_info): Remove reduction_init field.
2566 (initialize_reductions): Remove creation of the reduction_init variable.
2567 (struct data_arg): Remove.
2568 (add_field_for_reduction, create_stores_for_reduction): New functions.
2569 (add_field_for_name): Remove reduction handling.
2570 (separate_decls_in_loop): Call add_field_for_reduction,
2571 create_stores_for_reduction.
2573 2007-11-06 Jakub Jelinek <jakub@redhat.com>
2575 PR tree-optimization/33458
2576 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
2577 !is_gimple_val PHI argument, gimplify it and insert it on edge.
2579 PR tree-optimization/33993
2580 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
2581 rather than build_constructor_from_list if all list values are
2583 (get_initial_def_for_induction): Use build_vector instead of
2584 build_constructor_from_list.
2586 2007-11-05 Mark Mitchell <mark@codesourcery.com>
2589 * tree.h (DECL_INIT_PRIORITY): Do not require DECL_HAS_INIT_PRIORITY_P.
2590 (DECL_FINI_PRIORITY): Likewise.
2591 * tree.c (decl_init_priority_lookup): Remove assert.
2592 (decl_fini_priority_insert): Likewise.
2593 * cgraphunit.c (static_ctors): Make it a VEC.
2594 (static_dtors): Likewise.
2595 (record_cdtor_fn): Adjust accordingly.
2596 (build_cdtor): Generate multiple functions for each initialization
2598 (compare_ctor): New function.
2599 (compare_dtor): Likewise.
2600 (cgraph_build_cdtor_fns): Sort the functions by priority before
2601 calling build_cdtor.
2602 (cgraph_build_static_cdtor): Put the priority in the function's name.
2604 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
2607 * common.opt: Add shared and pie.
2609 2007-11-05 Bob Wilson <bob.wilson@acm.org>
2611 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
2612 replace references to virtual_stack_vars_rtx in goto_handler.
2614 2007-11-05 Paul Brook <paul@codesourcery.com>
2616 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
2617 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
2618 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
2619 arm_lang_output_object_attributes_hook.
2620 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
2621 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
2622 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
2624 * config/arm/t-arm.c (arm.o): New rule.
2625 * config/arm/arm-c.c: New file.
2627 2007-11-05 Nick Clifton <nickc@redhat.com>
2628 Sebastian Pop <sebastian.pop@amd.com>
2630 PR tree-optimization/32540
2631 PR tree-optimization/33922
2632 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
2633 * tree-ssa-pre.c: Include params.h.
2634 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
2635 to limit the maximum length of the PA set for a given block.
2636 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
2637 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
2639 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
2641 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
2642 __fixunssfDI): Make return type unsigned.
2643 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
2644 __fixunssfDI): Make return type unsigned.
2646 2007-11-05 Jakub Jelinek <jakub@redhat.com>
2648 PR tree-optimization/33856
2649 * tree-data-ref.c (get_references_in_stmt): Don't add
2650 REFERENCE_CLASS_P trees to references vector if get_base_address
2651 returns NULL on them.
2653 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
2655 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
2657 2007-11-04 Andrew Pinski <pinskia@gmail.com>
2660 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
2661 for TRUTH_NOT_EXPR to type.
2663 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
2665 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
2667 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2670 * dwarf2out.c (add_calling_convention_attribute): Change
2671 second argument. Set calling convention to DW_CC_program for
2672 Fortran main program.
2673 (gen_subprogram_die): Adjust to new prototype for
2674 add_calling_convention_attribute.
2676 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
2678 PR tree-optimization/33987
2679 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
2681 (vectorizable_reduction): Add type check.
2683 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2686 * c-parser.c (c_parser_statement_after_labels): Error if a
2687 declaration is parsed after a label.
2689 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
2692 * reorg.c (emit_delay_sequence): Do not clear the locator on
2693 the jump instruction.
2695 2007-11-03 Jakub Jelinek <jakub@redhat.com>
2698 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
2699 current sched region.
2701 2007-11-02 Jakub Jelinek <jakub@redhat.com>
2703 * config/ia64/ia64.c (struct reg_write_state): Change into
2704 unsigned short bitfields rather than unsigned int, decrease
2705 first_pred to just 10 bits.
2706 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
2707 into two char array.
2708 (rws_insn_set, rws_insn_test): New functions.
2709 (in_safe_group_barrier): New variable.
2710 (rws_update): Remove first argument, always set rws_sum array.
2711 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
2712 or update rws_sum if !in_safe_group_barrier, adjust rws_update args.
2713 (rtx_needs_barrier): Use rws_insn_test macro.
2714 (safe_group_barrier_needed): Don't save/restore rws_sum array,
2715 instead set/clear in_safe_group_barrier flag.
2717 2007-11-02 Bob Wilson <bob.wilson@acm.org>
2719 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
2720 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
2721 pointer or frame pointer.
2722 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
2723 (MUST_USE_SJLJ_EXCEPTIONS): Define.
2724 (DWARF2_UNWIND_INFO): Define.
2725 (INCOMING_RETURN_ADDR_RTX): Define.
2726 (DWARF_FRAME_RETURN_COLUMN): Define.
2728 2007-11-02 Tom Tromey <tromey@redhat.com>
2730 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
2733 2007-11-02 Diego Novillo <dnovillo@google.com>
2735 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
2736 argument from function pointer ANALYZE_EXPR. Update all users.
2737 * cgraph.c (debug_cgraph_node): New.
2738 (debug_cgraph): New.
2740 2007-11-02 Jakub Jelinek <jakub@redhat.com>
2742 PR rtl-optimization/33648
2743 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
2744 the newly created basic block.
2746 2007-11-01 Richard Guenther <rguenther@suse.de>
2748 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
2750 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
2752 PR rtl-optimization/33828
2753 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
2754 of VBEIN and VBEOUT.
2756 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
2758 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
2759 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
2760 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
2762 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
2764 * gcc.c (getenv_spec_function): Escape the environment variable's
2767 2007-11-01 Janis Johnson <janis187@us.ibm.com>
2769 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
2770 show that CSE means common subexpression elimination. Change wording
2771 for -fsee and define LCM. Remove capitalization of optimizations
2772 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
2774 2007-11-01 Janis Johnson <janis187@us.ibm.com>
2777 * doc/sourcebuild.texi (Test Directives): Document that xfail
2778 has no effect for dg-do except when dg-do-what is "run".
2780 2007-11-01 Tom Tromey <tromey@redhat.com>
2782 * c-decl.c (grokdeclarator): Set decl source locations.
2783 * c-parser.c (c_parser_enum_specifier): Set location.
2784 (c_parser_struct_or_union_specifier): Likewise.
2786 2007-11-01 Tom Tromey <tromey@redhat.com>
2788 * print-tree.c (print_node): Print column number.
2790 2007-11-01 Jakub Jelinek <jakub@redhat.com>
2793 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
2794 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
2795 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
2797 PR rtl-optimization/33673
2798 * gcse.c (cprop_jump): If a conditional jump has been optimized
2799 into unconditional jump, make the remaining normal edge fallthru
2800 and delete the jump insn.
2802 2007-11-01 Ben Elliston <bje@au.ibm.com>
2804 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
2805 (set_mem_attrs_from_reg): Likewise.
2807 2007-11-01 Michael Matz <matz@suse.de>
2809 PR tree-optimization/33961
2810 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
2811 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
2812 (add_or_mark_expr): New argument 'store', using it to search
2814 (nt_init_block): Adjust calls to add_or_mark_expr.
2816 2007-10-31 Jakub Jelinek <jakub@redhat.com>
2819 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
2820 for the first push_operand.
2822 2007-10-31 Revital Eres <eres@il.ibm.com>
2824 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
2825 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
2826 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
2827 movmisalignv2sf, vcondv2sf): New.
2828 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
2829 UNSPEC_EXTODD_V2SF): Define new constants.
2830 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
2831 paired_emit_vector_cond_expr): New.
2832 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
2833 * config/rs6000/rs6000.c (paired_expand_vector_move,
2834 paired_emit_vector_cond_expr, paired_emit_vector_compare):
2836 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
2838 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
2840 PR tree-optimization/32377
2841 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
2842 work also for unknown number of iterations.
2843 (analyze_subscript_affine_affine): Clean up. Don't fail when the
2844 number of iterations is not known.
2846 2007-10-31 Richard Guenther <rguenther@suse.de>
2849 * fold-const.c (extract_muldiv_1): Make sure to not introduce
2850 new undefined integer overflow.
2851 (fold_binary): Avoid useless conversion.
2853 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
2856 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P check.
2858 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
2860 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
2862 * config/s390/s390.c: (override_options): Replace
2863 -mhard-dfp/-msoft-dfp with -mhard-dfp/-mno-hard-dfp.
2864 * config/s390/s390.opt: Likewise.
2865 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
2868 2007-10-30 Janis Johnson <janis187@us.ibm.com>
2870 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
2872 2007-10-30 Janis Johnson <janis187@us.ibm.com>
2874 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
2875 optimization options.
2876 (Optimize Options): Add -fdce and -fdse to the list of optimizations
2877 enabled by -O. Document -fdce and -fdse.
2879 2007-10-30 Jakub Jelinek <jakub@redhat.com>
2882 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
2883 convert second operand of COMPOUND_EXPR to the original type of
2886 2007-10-30 Richard Guenther <rguenther@suse.de>
2888 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
2889 of loop adding SFTs as virtual operands.
2891 2007-10-30 Richard Guenther <rguenther@suse.de>
2893 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
2895 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
2897 PR tree-optimization/32893
2898 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
2899 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
2901 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
2903 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
2905 (sub_ddmmss): Likewise.
2906 (umul_ppmm): Likewise.
2907 (udiv_qrnnd): Likewise.
2909 2007-10-29 Janis Johnson <janis187@us.ibm.com>
2912 * doc/sourcebuild.texi (Test Directives): Document that dg-require
2913 directives must come before dg-additional-sources.
2915 2007-10-29 Jakub Jelinek <jakub@redhat.com>
2917 PR tree-optimization/33723
2918 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
2919 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
2921 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
2923 PR tree-optimization/33614
2924 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
2925 if they can't be reduced to VECTOR_CSTs and aren't legitimate
2926 initializer constants.
2928 2007-10-29 Richard Guenther <rguenther@suse.de>
2930 PR tree-optimization/33870
2931 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
2932 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
2935 2007-10-29 Richard Guenther <rguenther@suse.de>
2937 * passes.c (init_optimization_passes): Exchange store_copy_prop
2939 * tree-pass.h (pass_store_copy_prop): Remove.
2940 * tree-ssa-copy.c (do_store_copy_prop): Remove.
2941 (stmt_may_generate-copy): Do not handle store_copy_prop.
2942 (get_copy_of_val): Likewise.
2943 (set_copy_of_val): Likewise.
2944 (copy_prop_visit_assignment): Likewise.
2945 (copy_prop_visit_stmt): Likewise.
2946 (copy_prop_visit_phi_node): Likewise.
2947 (init_copy_prop): Likewise.
2948 (execute_copy_prop): Likewise.
2949 (do_copy_prop): Remove.
2950 (gate_store_copy_prop): Likewise.
2951 (store_copy_prop): Likewise.
2952 (pass_store_copy_prop): Likewise.
2953 (pass_copy_prop): Call execute_copy_prop.
2954 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
2955 * common.opt (ftree-store-copy-prop): Mark obsolete.
2956 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
2958 2007-10-29 Ian Lance Taylor <iant@google.com>
2960 * ifcvt.c (noce_can_store_speculate_p): New static function.
2961 (noce_process_if_block): Call it.
2962 (if_convert): Remove recompute_dominance parameter. Change all
2965 2007-10-29 Richard Guenther <rguenther@suse.de>
2967 * tree-flow-inline.h (get_subvar_at): Use binary search.
2968 (get_first_overlapping_subvar): New function to binary search
2969 for the first overlapping subvar.
2970 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
2971 just handle adding subvars for a pointed-to subvar. Optimize
2972 and use get_first_overlapping_subvar.
2973 (add_vars_for_bitmap): Fold into single caller.
2974 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
2975 and non pointed-to bits of add_vars_for_offset.
2977 2007-10-29 Revital Eres <eres@il.ibm.com>
2979 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
2981 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
2982 Zdenek Dvorak <ook@ucw.cz>
2985 reduction support for automatic parallelization.
2987 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
2989 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
2990 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
2991 and OMP_ATOMIC_STORE.
2992 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2993 * gimple-low.c (lower_stmt): Same.
2994 * gimplify.c (gimplify_expr): Same.
2995 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
2996 gimplify_omp_atomic_mutex): Remove.
2997 (gimplify_omp_atomic): Change it to simply gimplify the
2998 statement instead of expanding it.
2999 * omp-low.c: Add includes to optabs.h, cfgloop.h.
3000 (expand_omp_atomic, expand_omp_atomic_pipeline,
3001 goa_stabilize_expr, expand_omp_atomic_mutex,
3002 expand_omp_atomic_fetch_op): New functions to implement
3003 expansion of OMP_ATOMIC.
3004 (expand_omp, build_omp_regions_1): Add support for
3005 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
3006 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
3008 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
3010 * tree-parloops.c: add include to tree-vectorizer.h.
3011 (reduction_info): New structure for reduction.
3012 (reduction_list): New list to represent list of reductions per loop.
3013 (struct data_arg): New helper structure for reduction.
3014 (reduction_info_hash, reduction_info_eq, reduction_phi,
3015 initialize_reductions, create_call_for_reduction,
3016 create_phi_for_local_result, create_call_for_reduction_1,
3017 create_loads_for_reductions, create_final_loads_for_reduction):
3019 (loop_parallel_p): Identify reductions, add reduction_list parameter.
3020 (separate_decls_in_loop_name): Support reduction variables.
3021 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
3022 call create_loads_for_reduction for each reduction.
3023 (canonicalize_loop_ivs): Identify reductions, add reduction_list
3025 (transform_to_exit_first_loop): Add reduction support, add
3026 reduction_list parameter.
3027 (gen_parallel_loop): Add reduction_list parameter. Add call
3028 separate_decls_in_loop with
3029 the new argument. Traverse reductions and call
3030 initialize_reductions, create_call_for_reduction.
3031 (parallelize_loops): Create and delete the reduction list.
3032 (add_field_for_name): Change use of data parameter. Add fields for
3034 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
3035 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
3036 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
3037 * tree-inline.c (estimate_num_insns_1): add cases for
3038 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
3039 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
3040 * tree-ssa-operands.c (get_addr_dereference_operands):
3041 New function. Subroutine of get_indirect_ref_operands.
3042 (get_indirect_ref_operands): Call get_addr_dereference_operands.
3043 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
3046 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
3048 * config/cris/cris.c: Include df.h.
3049 (cris_address_cost): Add gcc_assert for canonicalization
3050 assumptions. For PLUS with MULT or register, correct
3051 test for register in other arm. Tweak comments.
3053 2007-10-28 Richard Guenther <rguenther@suse.de>
3055 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
3056 telling if the var is to be treated as points-to location.
3057 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
3058 (add_virtual_operand): Only recurse into MPTs if aliases
3061 2007-10-28 Richard Guenther <rguenther@suse.de>
3063 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
3064 (add_vars_for_bitmap): Do not recurse further. Only add vars
3065 for pointed-to SFTs.
3066 (add_virtual_operand): Re-instantiate loop to add operands for
3067 aliases. Recurse into MPTs.
3068 (get_indirect_ref_operands): If we fall back to use a pointers
3069 SMT, make sure to not prune based on the access offset and size.
3071 2007-10-28 Andrew Pinski <pinskia@gmail.com>
3074 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
3075 the eh information on the statement.
3077 2007-10-28 Richard Guenther <rguenther@suse.de>
3079 * tree-flow.h (subvar_t): Make it a VEC.
3080 (struct subvar): Remove.
3081 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
3082 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
3084 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
3085 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
3086 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
3087 (set_initial_properties): Likewise.
3088 (setup_pointers_and_addressables): Likewise.
3089 (new_type_alias): Likewise.
3090 (create_overlap_variables_for): Likewise.
3091 * tree-dfa.c (dump_subvars_for): Likewise.
3092 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
3093 (get_expr_operands): Likewise.
3094 (add_to_addressable_set): Likewise.
3095 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
3097 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
3099 PR tree-optimization/33920
3100 * tree-if-conv.c (tree_if_conversion): Force predicate of single
3101 successor bb to true when predecessor bb has NULL predicate.
3102 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
3104 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
3106 * config/mips/mips.md: Add combiner patterns for DImode extensions
3107 of HImode and QImode truncations. Reformat HImode <- QImode pattern
3110 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
3113 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
3115 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
3117 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
3118 LIBCALL notes if they are about to be moved to the same insn.
3120 2007-10-27 Richard Guenther <rguenther@suse.de>
3122 PR tree-optimization/33870
3123 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
3124 duplication. Remove redundant call to access_can_touch_variable.
3125 (add_vars_for_bitmap): New helper for recursing over MPT contents.
3126 (add_virtual_operand): Use it.
3128 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3131 * pa.h (ASM_PN_FORMAT): Delete define.
3133 2007-10-26 Janis Johnson <janis187@us.ibm.com>
3135 * doc/invoke.texi (Option Summary, optimizations): Remove
3136 -fbounds-check. Add -fassociative-math, -freciprocal-math,
3137 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
3138 -fsplit-wide-types to match later entry. Break up a long line.
3139 (Option Summary, code gen options) Add -fno-stack-limit. Add
3140 missing @gol to the end of a line.
3141 (Optimization Options): Remove -fbounds-check, which is also
3142 documented under Code Generation Options. Remove =n from
3143 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
3144 to -fcprop-registers to match other options, and say when it is
3145 enabled rather than disabled. Remove extra index entry for
3146 -fno-cx-limited-range. Add index entries for -fstack-protector
3147 and -fstack-protector-all.
3148 (Code Gen Options): Add index entry for -ftls-model.
3150 2007-10-26 Anatoly Sokolov <aesok@post.ru>
3152 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
3153 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
3154 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
3155 expand_epilogue, output_movhi): Don't handle 'main' function.
3156 (avr_attribute_table): Add 'OS_task' function attribute.
3157 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
3159 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
3160 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
3162 * config/avr/avr.opt (minit-stack): Remove.
3164 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
3166 * tree-nested.c (get_trampoline_type): Fix thinko.
3168 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
3171 * tree.c (build_offset_type): Build canonical type based on the
3172 TYPE_MAIN_VARIANT of the base type.
3174 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
3176 * reorg.c (emit_delay_sequence): Move insn locator from the
3177 first insn to the sequence.
3179 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
3181 * ipa-pure-const.c (check_decl): Return immediately when
3182 pure_const_state has been set to IPA_NEITHER.
3184 2007-10-25 Ira Rosen <irar@il.ibm.com>
3186 PR tree-optimization/33833
3187 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
3188 and convert init to sizetype in inner_base construction.
3190 2007-10-25 Richard Guenther <rguenther@suse.de>
3192 * tree-flow.h (mem_sym_stats): Remove.
3193 (dump_mem_sym_stats_for_var): Declare.
3194 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
3195 (mem_sym_stats): Move ...
3196 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
3197 (mem_sym_score): Rename from ...
3198 (pscore): ... this. Remove.
3199 (dump_mem_sym_stats_for_var): New function. Dump the score, but
3200 not the frequencies.
3201 (compare_mp_info_entries): Make sort stable by disambiguating
3204 2007-10-25 Ira Rosen <irar@il.ibm.com>
3206 PR tree-optimization/33866
3207 * tree-vect-transform.c (vectorizable_store): Check operands of all
3208 the stmts in the group of strided accesses. Get def stmt type for each
3209 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
3211 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
3213 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
3214 (Yt): Rename register constraint to Y2.
3215 * config/i386/sse.md: Use renamed register constraints.
3216 * config/i386/mmx.md: Ditto.
3217 * config/i386/i386.md: Ditto.
3219 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
3221 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
3223 2007-10-24 Chao-ying Fu <fu@mips.com>
3225 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
3226 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
3228 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
3229 Olga Golovanevsky <olga@il.ibm.com>
3231 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
3232 the compiler that wr.wrap and wr.domain are initialized in
3235 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
3237 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
3238 to print gcov_type values.
3240 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
3242 * config/avr/avr.h: Do not include progmem_section definition when
3243 building with IN_TARGET_LIBS.
3245 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
3248 * config/mips/mips.c (mips_lo_sum_offset): New structure.
3249 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
3250 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
3251 (mips_orphaned_high_part_p: New functions.
3252 (mips_avoid_hazard): Don't check INSN_P here.
3253 (mips_avoid_hazards): Rename to...
3254 (mips_reorg_process_insns): ...this. Cope with
3255 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
3256 or turn them into nops.
3257 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
3258 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
3259 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
3260 (mips_override_options): Set flag_delayed_branch to 0.
3262 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
3264 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
3265 MIPS-specific implementation details.
3266 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
3267 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
3268 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
3269 for targets with movmemsi.
3270 (MOVE_BY_PIECES_P): Define.
3271 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
3272 (mips_block_move_loop): Add a bytes_per_iter argument.
3273 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
3274 Update call to mips_block_move_loop.
3276 2007-10-24 Michael Matz <matz@suse.de>
3279 * var-tracking.c (variable_union): Don't break after one loop
3280 iteration but only when a difference is found.
3281 (dump_variable): Also print DECL_UID.
3283 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
3285 * ipa-type-escape.h: Expose function
3286 is_array_access_through_pointer_and_index.
3288 (is_array_access_through_pointer_and_index):
3289 Add three new parameters. Add support of
3290 POINTER_PLUS_EXPR tree code.
3292 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
3294 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
3295 * tree-pass.h: Add pass_ipa_struct_reorg.
3296 * common.opt: Add ipa-struct-reorg flag.
3297 * Makefile.in: Add ipa-strcut-reorg.o compilation.
3298 * passes.c: Add pass pass_ipa_struct_reorg.
3299 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
3300 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
3302 2007-10-24 Ira Rosen <irar@il.ibm.com>
3304 PR tree-optimization/33804
3305 * tree-vect-transform.c (vectorizable_operation): Remove the
3306 checks that the vectorization is worthwhile from the transformation
3309 2007-10-24 Ira Rosen <irar@il.ibm.com>
3311 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
3312 vectype cannot be determined for the scalar type.
3313 (vect_analyze_slp_instance): Likewise.
3314 * tree-vect-transform.c (vect_model_reduction_cost): Change the
3315 return type to bool. Return false if vectype cannot be determined
3316 for the scalar type.
3317 (vect_get_constant_vectors): Return false if vectype cannot be
3318 determined for the scalar type.
3319 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
3320 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
3321 vectorizable_reduction): Likewise.
3323 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
3325 * config.gcc: For a FreeBSD target, parse the value of ${target}
3326 to determine the value of FBSD_MAJOR, instead of adding an
3327 explicit check for every possible FreeBSD major version.
3329 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
3331 PR rtl-optimization/33846
3332 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
3334 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
3336 PR tree-optimization/33860
3337 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
3338 interleaved accesses in case the dr is inside the inner-loop during
3339 outer-loop vectorization.
3341 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
3343 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
3344 Document MEM_POINTER. Replace mentions of "integrated"
3345 field with "return_val". Delete outdated stuff.
3347 2007-10-23 David Edelsohn <edelsohn@gnu.org>
3349 * config/rs6000/rs6000.c (rs6000_override_options): Set
3350 rs6000_altivec_abi on AIX.
3351 (conditional_register_usage): Set VR20:31 fixed on AIX.
3353 2007-10-23 Richard Guenther <rguenther@suse.de>
3355 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
3358 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
3359 David S. Miller <davem@davemloft.net>
3361 * df-scan.c (df_get_call_refs): Mark global registers as both a
3362 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
3364 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
3366 PR tree-optimization/33834
3367 PR tree-optimization/33835
3368 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
3369 stmts need to be checked for success seperately.
3370 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
3371 Remove the check that stmt is not LIVE.
3372 (vectorizable_assignment, vectorizable_induction): Likewise.
3373 (vectorizable_operation, vectorizable_type_demotion): Likewise.
3374 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
3376 (vectorizable_live_operation): Check that op is not NULL.
3378 2007-10-22 Janis Johnson <janis187@us.ibm.com>
3380 * doc/invoke.texi (Optimization Options): In the summary, show
3381 that the value for options -falign-jumps, -falign-labels,
3382 -falign-loops, -falign-functions, -fsched-stalled-insns, and
3383 -fsched-stalled-insns-dep is optional. In the summary, show that
3384 -fsched-stalled-insns takes an optional argument and that
3385 -fparallelize-loops takes an argument. Add opindex for several
3386 optimization options, and fix typos in the opindex commands for
3387 several others. In the descriptions for -fsched-stalled-insns
3388 and -fsched-stalled-insns-dep, show the options with and without
3391 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
3393 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
3395 * config/avr/avr.h (LINK_SPEC): Likewise.
3396 (CRT_BINUTILS_SPECS): Likewsie.
3397 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3399 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3401 PR rtl-optimization/33644
3402 * cfgcleanup.c: Do not include dce.h.
3403 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
3404 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
3405 * dce.c (something_changed): Delete.
3406 (libcall_dead_p): New predicate.
3407 (delete_unmarked_insns): Use it to delete dead libcalls.
3408 Deal with REG_LIBCALL and REG_RETVAL notes.
3409 (prescan_libcall_for_dce): New function.
3410 (prescan_insns_for_dce): Use it to deal with libcalls.
3411 (mark_reg_dependencies): Do nothing special for libcalls.
3412 (dce_process_block): Likewise.
3413 (fast_dce): Delete unused local variable.
3414 (run_fast_dce): Do not return a value.
3415 * dce.h (struct df): Delete.
3416 (run_fast_dce): Adjust prototype.
3417 * optabs.c (libcall_id): Delete.
3418 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
3419 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
3420 * reload1.c (reload): Delete REG_LIBCALL_ID case.
3421 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
3422 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
3423 notes instead of REG_LIBCALL_ID notes.
3424 * reg-notes.def (LIBCALL_ID): Delete.
3425 * Makefile.in (see.o): Add dce.h dependency.
3426 (cfgcleanup.o): Remove dce.h dependency.
3428 2007-10-22 Michael Matz <matz@suse.de>
3430 PR tree-optimization/33855
3431 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
3434 2007-10-22 Ira Rosen <irar@il.ibm.com>
3436 PR tree-optimization/33854
3437 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
3438 FLOAT_EXPR to the list of promotion operations.
3440 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
3444 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
3445 (print_reg): Print register prefix only with AT&T asm syntax.
3446 Support pc_rtx for RIP register.
3447 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
3448 relative addressing. Always print segment register prefix with AT&T
3449 asm syntax and never with Intel asm syntax.
3450 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
3451 Fix prefix for 16-byte XFmode operands.
3452 (output_addr_const_extra): Support Intel asm syntax.
3453 (x86_file_start): Don't use register prefix with Intel asm syntax.
3454 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
3455 ("return_internal_long"): Fix Intel asm syntax output.
3456 ("set_got_rex64"): Support Intel asm syntax.
3457 ("set_rip_rex64"): Likewise.
3458 ("set_got_offset_rex64"): Likewise.
3459 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
3461 ("*tls_global_dynamic_64"): Likewise.
3462 ("*tls_local_dynamic_base_64"): Likewise.
3463 ("*load_tp_si")("*load_tp_di"): Likewise.
3464 ("*add_tp_si")("*add_tp_di"): Likewise.
3465 ("*tls_dynamic_lea_64"): Likewise.
3466 ("*sibcall_value_1_rex64_v"): Likewise.
3467 ("stack_tls_protect_set_si"): Likewise.
3468 ("stack_tls_protect_set_di"): Likewise.
3469 ("stack_tls_protect_test_si"): Likewise.
3470 ("stack_tls_protect_test_di"): Likewise.
3471 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
3473 ("*movv2sf_internal_rex64"): Likewise.
3474 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
3475 (__get_cpuid_max): Likewise.
3477 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3479 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
3480 the STRICT_P argument type "bool" rather than "int".
3481 (mips_legitimate_address_p): Likewise.
3482 (fp_register_operand, lo_operand): Delete.
3483 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
3484 (mips_emit_scc): Rename to...
3485 (mips_expand_scc): ...this.
3486 (gen_conditional_branch): Rename to...
3487 (mips_expand_conditional_branch): ...this.
3488 (gen_conditional_move): Rename to...
3489 (mips_expand_conditional_move): ...this.
3490 (mips_gen_conditional_trap): Rename to...
3491 (mips_expand_conditional_trap): ...this and take an rtx code instead
3492 of an operands array.
3493 (mips_expand_call): Give the SIBCALL_P argument type "bool"
3495 (mips_emit_fcc_reload): Rename to...
3496 (mips_expand_fcc_reload): ...this.
3497 (init_cumulative_args): Rename to...
3498 (mips_init_cumulative_args): ...this and remove the libname argument.
3499 (function_arg_advance): Rename to...
3500 (mips_function_arg_advance): ...this.
3501 (function_arg): Rename to...
3502 (mips_function_arg): ...this and use "rtx" instead of
3504 (function_arg_boundary): Rename to...
3505 (mips_function_arg_boundary): ...this.
3506 (mips_expand_unaligned_load): Rename to...
3507 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
3508 and BITPOS arguments type "HOST_WIDE_INT".
3509 (mips_expand_unaligned_store): Rename to...
3510 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
3511 and BITPOS arguments type "HOST_WIDE_INT".
3512 (override_options): Rename to...
3513 (mips_override_options): ...this.
3514 (print_operand): Rename to...
3515 (mips_print_operand): ...this.
3516 (print_operand_address): Rename to...
3517 (mips_print_operand_address): ...this.
3518 (mips_output_ascii): Remove the PREFIX argument.
3519 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
3521 (mips_can_use_return_insn): Return a "bool" rather than an "int".
3522 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
3523 of "struct rtx_def *".
3524 (mips_secondary_reload_class): Give the IN_P argument type "bool"
3526 (build_mips16_call_stub): Delete.
3527 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
3528 (mips_use_ins_ext_p): Give the second and third arguments type
3529 "HOST_WIDE_INT" rather than "rtx".
3530 * config/mips/mips.h: Update after the above changes. Tweak comments
3532 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
3533 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3534 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
3535 element type from "char" to "bool".
3536 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
3537 (mips_cpu_info_table): Delete.
3538 * config/mips/mips.md: Update after the above changes. Tweak some
3540 * config/mips/mips-ps-3d.md: Likewise.
3541 * config/mips/mips.c: Tweak comments and formatting.
3542 Use NULL-like macros rather than 0 in various places.
3543 (mips_section_threshold): Rename to...
3544 (mips_small_data_threshold): ...this and give it an unsigned type.
3545 (num_source_filenames): Remove explicit initialization.
3546 (sdb_label_count): Likewise.
3547 (sym_lineno): Delete.
3548 (set_noat): Make static.
3549 (mips_branch_likely): Likewise, and give it type "bool".
3550 (mips_isa_info): Rename to...
3551 (mips_isa_option_info): ...this.
3552 (mips_flag_delayed_branch): Rename to...
3553 (mips_base_delayed_branch): ...this.
3554 (mips_split_addresses): Delete.
3555 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
3556 element type from "char" to "bool".
3557 (mips_regno_to_class): Add an explicit array size.
3558 (mips16_flipper): Change from type "int" to type "bool".
3559 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
3560 (mips_tls_operand_p): Rename to...
3561 (mips_tls_symbol_p): ...this.
3562 (mips_global_symbol_p): Remove redundant "const".
3563 (mips_offset_within_alignment_p): Simplify.
3564 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
3565 to STRICT_P and give it type bool.
3566 (mips_valid_base_register_p): Likewise.
3567 (mips_classify_address): Likewise.
3568 (mips_legitimate_address_p): Likewise.
3569 (mips16_unextended_reference_p): Take the offset as an
3570 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
3571 (mips_const_insns): Use IN_RANGE.
3572 (mips_force_temporary): Remove an unnecessary copy_rtx.
3573 (mips16_gp_pseudo_reg): Simplify.
3574 (mips_split_symbol): Remove an unnecessary copy_rtx.
3575 (mips_legitimize_tls_address): Only create registers if we need them.
3576 (mips_legitimize_address): Use mips_split_plus.
3577 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
3578 variable COST to NUM_OPS.
3579 (mips_legitimize_move): Use gen_lowpart.
3580 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
3581 (m16_check_op): Use IN_RANGE.
3582 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
3583 (mips_split_doubleword_move): Pass booleans to mips_subword.
3584 (mips_output_move): Store the mode in a local variable.
3585 Explicitly assert that this function does not deal with
3586 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
3587 cases more consistent.
3588 (mips_relational_operand_ok_p): Rename to...
3589 (mips_int_order_operand_ok_p): ...this.
3590 (mips_canonicalize_comparison): Rename to...
3591 (mips_canonicalize_int_order_test): ...this.
3592 (mips_emit_int_relational): Rename to...
3593 (mips_emit_int_order_test): ...this. Store the mode in a local
3595 (mips_reverse_fp_cond_p): Rename to...
3596 (mips_reversed_fp_cond): ...this.
3597 (mips_emit_compare): Make the order of the statements more consistent.
3598 (mips_emit_scc): Rename to...
3599 (mips_expand_scc): ...this.
3600 (gen_conditional_branch): Rename to...
3601 (mips_expand_conditional_branch): ...this.
3602 (gen_conditional_move): Rename to...
3603 (mips_expand_conditional_move): ...this. Build the condition
3604 separately from the main pattern.
3605 (mips_gen_conditional_trap): Rename to...
3606 (mips_expand_conditional_trap): ...this and take an rtx code instead
3607 of an operands array. Simplify.
3608 (init_cumulative_args): Rename to...
3609 (mips_init_cumulative_args): ...this. Use memset rather than a
3610 copy from a zeroed static. Use prototype_p and stdarg_p.
3611 (mips_arg_info): Rename to...
3612 (mips_get_arg_info): ...this and put the INFO argument first.
3613 (function_arg): Rename to...
3614 (mips_function_arg): ...this and use "rtx" instead of
3615 "struct rtx_def *". Only split structures into chunks if
3616 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
3617 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
3618 comparison with REAL_TYPE. Rename local variable REG to REGNO
3619 and make it unsigned.
3620 (function_arg_advance): Rename to...
3621 (mips_function_arg_advance): ...this.
3622 (function_arg_boundary): Rename to...
3623 (mips_function_arg_boundary): ...this.
3624 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
3626 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
3627 comparison with REAL_TYPE.
3628 (mips_function_value): Remove the FUNC argument. Rename local
3629 variable UNSIGNEDP to UNSIGNED_P.
3630 (mips_return_in_memory): Use IN_RANGE.
3631 (mips_setup_incoming_varargs): Pass a boolean rather than an int
3632 to FUNCTION_ARG_ADVANCE.
3633 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
3634 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
3635 SIZE and RSIZE if needed.
3636 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
3638 (build_mips16_function_stub): Rename to...
3639 (mips16_build_function_stub): ...this.
3640 (build_mips16_call_stub): Rename to...
3641 (mips16_build_call_stub): ...this. Make static, and return a
3642 "bool" rather than an "int". Rename the ARG_SIZE argument to
3643 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
3644 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
3645 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
3647 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
3648 are not sibling ones.
3649 (mips_emit_fcc_reload): Rename to...
3650 (mips_expand_fcc_reload): ...this.
3651 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
3653 (mips_expand_unaligned_load): Rename to...
3654 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
3655 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
3657 (mips_expand_unaligned_store): Rename to...
3658 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
3659 and BITPOS arguments type "HOST_WIDE_INT".
3660 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
3661 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
3663 (mips_init_split_addresses): Replace with...
3664 (mips_split_addresses_p): ...this new function.
3665 (mips_init_relocs): Check mips_split_addresses_p () rather than
3666 mips_split_addresses. Always initialize mips_split_p with booleans.
3667 (print_operand_reloc): Rename to...
3668 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
3670 (print_operand): Rename to...
3671 (mips_print_operand): ...this.
3672 (print_operand_address): Rename to...
3673 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
3674 (mips_in_small_data_p): Simplify.
3675 (mips_output_ascii): Remove the PREFIX argument and "register"
3676 keywords. Use the STRING parameter directly and cast to
3678 (mips16e_collect_argument_save_p): Use IN_RANGE.
3679 (mips_function_has_gp_insn): Simplify.
3680 (mips_set_return_address): Use BITSET_P.
3681 (mips_restore_gp): Use a separate statement to pick the base
3683 (mips_output_function_prologue): Use a local FRAME variable.
3684 (mips_save_reg): Pass booleans to mips_subword.
3685 (mips_expand_prologue): Use a local FRAME variable. Use
3686 cprestore_size to detect when .cprestore is needed.
3687 (mips_restore_reg): Use GP_REG_FIRST.
3688 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
3689 rather than "int". Use local FRAME and REGNO variables.
3690 (mips_can_use_return_insn): Return a "bool" rather than an "int".
3691 (mips_secondary_reload_class): Give the IN_P argument type "bool"
3693 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
3694 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
3695 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
3696 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
3697 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
3698 (builtin_description): Rename to...
3699 (mips_builtin_description): ...this.
3700 (mips_bdesc): Rename to...
3701 (mips_ps_bdesc): ...this.
3702 (sb1_bdesc): Rename to...
3703 (mips_sb1_bdesc): ...this.
3704 (dsp_bdesc): Rename to...
3705 (mips_dsp_bdesc): ...this.
3706 (dsp_32only_bdesc): Rename to...
3707 (mips_dsp_32only_bdesc): ...this.
3708 (bdesc_map): Rename to...
3709 (mips_bdesc_map): ...this.
3710 (bdesc_arrays): Rename to...
3711 (mips_bdesc_arrays): ...this.
3712 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
3713 Tweak error message.
3714 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
3715 Rename local variables I and J to OPNO and ARGNO respectively.
3716 Assert that the number of arguments is no more than the number of
3718 (mips_expand_builtin_compare): Use an array of arguments rather
3719 than an array of operands. Assert that the number of operands is
3721 (add_constant): Rename to...
3722 (mips16_add_constant): ...this. Use XNEW.
3723 (dump_constants_1): Rename to...
3724 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
3725 (dump_constants): Rename to...
3726 (mips16_emit_constants): ...this.
3727 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
3728 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
3729 Assign mips16_p to was_mips16_p.
3730 (mips_parse_cpu): Tweak warning message.
3731 (override_options): Rename to...
3732 (mips_override_options): ...this. Move the mips_cost initialization
3733 out of the "shared with GAS" block. Quote option names in error
3735 (mips_conditional_register_usage): Make local variable REGNO unsigned.
3736 (mips_order_regs_for_local_alloc): Remove register keyword.
3738 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3740 * system.h (IN_RANGE): Cast each argument individually.
3742 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3744 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
3745 MIPS16 code unless using o32 or o64.
3747 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3749 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
3750 for modes smaller than 4 bytes.
3751 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
3754 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3756 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
3757 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
3758 (ASM_OUTPUT_ALIGNED_BSS): Delete.
3759 * config/mips/mips.c (mips_output_aligned_bss): Delete.
3761 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3763 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
3764 sibling calls to "mips16" functions if the function satisfies
3765 const_call_insn_operand.
3767 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3769 * config/mips/mips.c (mips_va_start): Fix types in calls
3772 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3774 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
3777 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3779 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
3780 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
3781 instead of checking mips_isa.
3783 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3785 * doc/invoke.texi (-mpaired-single): Don't say that the option
3786 requires 64-bit code.
3787 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
3788 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
3789 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
3790 V2SF if ISA_MIPS32R2.
3791 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
3792 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
3793 to ISA_HAS_NMADD_NMSUB.
3794 (mips_split_doubleword_move): Handle V2SF.
3795 (mips_modes_tieable_p): New function.
3796 (override_options): Report a warning rather than an error when
3797 -mpaired-single is used on ISAs that don't support it; use
3798 ISA_HAS_PAIRED_SINGLE to check that case.
3799 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
3800 and DF move splitters with a single MOVE64 splitter, thereby adding
3801 a V2SF splitter too.
3802 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
3803 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
3804 (HALFMODE): Add V2SF.
3805 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
3806 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
3807 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
3808 (movv2sf_hardfloat_32bit): New pattern.
3809 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
3810 TARGET_DOUBLE_FLOAT conditions.
3812 2007-10-20 Jakub Jelinek <jakub@redhat.com>
3814 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
3815 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
3816 64-bit register in 64-bit libgcc.
3818 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
3820 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
3821 * config/avr/avr.h (LINK_SPEC): Likewise.
3822 (CRT_BINUTILS_SPECS): Likewsie.
3823 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3825 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3827 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
3828 and -Wfatal-errors together.
3830 2007-10-20 Alan Modra <amodra@bigpond.net.au>
3833 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
3834 change for vrsave, ie restore after frame pop.
3836 2007-10-19 David S. Miller <davem@davemloft.net>
3838 * config/sparc/niagara2.md: Fix copyright notice.
3840 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
3842 PR tree-optimization/23820
3843 PR tree-optimization/24309
3844 PR tree-optimization/33766
3845 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
3846 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
3847 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
3848 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
3849 * tree-loop-linear.c (perfect_loop_nest_depth): New.
3850 (linear_transform_loops): Use perfect_loop_nest_depth.
3851 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
3852 should have a single condition: their exit.
3854 2007-10-19 Richard Guenther <rguenther@suse.de>
3858 * stor-layout.c (layout_type): Assert that aggregates do not
3859 have their alias sets set.
3860 * alias.c (get_alias_set): Return alias set zero for incomplete
3861 types, return the alias set of the element for incomplete array
3862 types, but do not remember these.
3864 2007-10-19 Richard Guenther <rguenther@suse.de>
3867 2007-10-19 Richard Guenther <rguenther@suse.de>
3870 * tree.c (build_array_type): Do not re-layout unbound array
3873 2007-10-19 Richard Guenther <rguenther@suse.de>
3876 * tree.c (build_array_type): Do not re-layout unbound array types.
3878 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3880 * config/mips/mips.c (mips_canonicalize_comparison): Check
3881 mips_relational_operand_ok_p before trying to rewrite the test.
3882 Only calculate PLUS_ONE if needed.
3883 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
3886 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3888 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
3891 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3893 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
3894 the call uses the incoming value of $2.
3896 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3898 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
3899 rather then gen_rtx_MEM.
3900 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
3902 (mips_set_return_address): Likewise.
3903 (mips_restore_gp): Likewise.
3905 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3907 * config/mips/mips.c (gpr_mode): Delete.
3908 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
3909 instead of gpr_mode.
3910 (mips_for_each_saved_reg): Likewise.
3911 (mips_expand_prologue, mips_expand_epilogue): Likewise.
3912 (override_options): Don't initialize gpr_mode.
3913 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
3915 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3917 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
3919 (mips_class_max_nregs): Calculate the smallest consituent register
3920 size and use that to determine an upper bound on the number of
3923 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3925 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
3927 (mips_expand_epilogue): ...here.
3928 (mips_mdebug_abi_name): New function, split out from...
3929 (mips_file_start): ...here.
3930 (mips_hard_regno_mode_ok_p): New function, split out from...
3931 (override_options): ...here.
3932 (mips_expand_builtin_1): New function, split out from...
3933 (mips_expand_buitin): ...here. Abort if we don't recognize
3936 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3938 * config/mips/mips.c (build_mips16_function_stub): Load the
3939 target address into $1 before transfering the arguments.
3940 Don't use ".set noreorder".
3941 (build_mips16_call_stub): Likewise.
3943 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3945 * config/mips/mips.c (mips_output_32bit_xfer): New function.
3946 (mips_output_64bit_xfer): Likewise.
3947 (mips16_fp_args): Rename to...
3948 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
3949 with a DIRECTION argument. Use mips_output_32bit_xfer and
3950 mips_output_64bit_xfer.
3951 (build_mips16_function_stub): Update accordingly.
3952 (mips16_fpret_double): Delete.
3953 (build_mips16_call_stub): Update after above changes.
3954 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
3955 of mips16_fpret_double. Use GP_REG_RETURN.
3957 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3959 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
3960 use asm_out_file instead.
3961 (build_mips16_function_stub): Likewise.
3962 (build_mips16_call_stub, mips_output_function_prologue): Update
3965 2007-10-18 David S. Miller <davem@davemloft.net>
3967 Add Niagara-2 support.
3968 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
3969 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
3970 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
3971 (include): Add inclusion of niagara2.md
3972 * config/sparc/sparc.c (niagara2_costs): New.
3973 (sparc_override_options): Add niagara2 entry to cpu_default[]
3974 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
3975 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
3976 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
3977 (sparc_initialize_trampoline): Handle niagara2 like niagara.
3978 (sparc64_initialize_trampoline): Likewise.
3979 (sparc_use_sched_lookahead): Likewise.
3980 (sparc_issue_rate): Likewise.
3981 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
3983 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
3984 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
3985 TARGET_CPU_niagara2.
3986 (PROCESSOR_NIAGARA2): New.
3987 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
3988 (BRANCH_COST): Likewise.
3989 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
3990 * config/sparc/sol2.h: Likewise.
3991 * config/sparc/niagara2.md: New file.
3993 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3995 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
3997 (mips_compute_frame_info): Remove associated code.
3998 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
4000 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4002 * config/mips/mips-protos.h (compute_frame_size): Delete.
4003 * config/mips/mips.h: Update comments.
4004 * config/mips/mips.c (mips_frame_info): Remove initialized.
4005 (compute_frame_size): Rename to...
4006 (mips_compute_frame_info): ...this and make static. Remove the
4007 SIZE argument and return no value. Remove the setting of initialized.
4008 Update rest of file accordingly.
4009 (mips_set_return_address): Don't call compute_frame_size.
4010 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
4011 Don't call compute_frame_size.
4013 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4015 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
4016 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
4017 mips_hard_frame_pointer_required.
4018 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
4019 large MIPS16 frames.
4020 * config/mips/mips.c (mips_frame_pointer_required): New function.
4022 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4024 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
4025 and hard_frame_pointer_offset.
4026 (mips_debugger_offset): Use hard_frame_pointer_offset.
4027 (mips16e_collect_argument_save_p): Likewise.
4028 (compute_frame_size): Initialize arg_pointer_offset and
4029 hard_frame_pointer_offset.
4030 (mips_initial_elimination_offset): Use them.
4031 (mips_output_function_prologue): Use hard_frame_pointer_offset.
4032 (mips_expand_prologue, mips_expand_epilogue): Likewise.
4034 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4036 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
4038 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
4039 "unsigned int" rather than "int" and put them with the other
4040 register-related fields. Put expanded comments above fields
4041 rather than to their right.
4042 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
4043 with a NUM_REGS_PTR argument.
4044 (mips16e_save_restore_pattern_p): Update accordingly.
4045 (compute_frame_size): Clarify frame diagram. Rewrite.
4047 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4049 * config/mips/mips-ftypes.def: New file.
4050 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
4051 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
4052 (mips_function_type): Redefine using mips-ftypes.def.
4053 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
4054 (mips_builtin_vector_type): New function.
4055 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
4056 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
4057 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
4058 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
4060 (mips_build_function_type): New function.
4061 (mips_init_builtins): Use it to create types lazily.
4063 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4065 * config/mips/mips.h (set_volatile): Delete.
4066 * config/mips/mips.c (set_volatile): Delete.
4067 (mips_print_operand_punctuation): New function, split out from
4068 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
4069 Use the same character ordering in the code and the comments.
4070 Use a recursive call to handle '*'. Abort on unknown characters.
4071 (mips_init_print_operand_punct): New function, split out from
4073 (mips_print_int_branch_condition): New function, split out from
4074 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
4075 to report unexpected codes.
4076 (mips_print_float_branch_condition): New function, split out from
4077 print_operand. Use output_operand_lossage to report unexpected codes.
4078 (print_operand): Rework to use a case statement. Use the
4079 same letter ordering in the code and the comments. Use
4080 output_operand_lossage to report unexpected codes and
4081 reverse_condition to handle inverted branch conditions.
4082 (override_options): Use mips_init_print_operand_punct.
4084 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4086 * config/mips/mips.h: Move variable declarations to end of file and
4087 enclose them all in #ifndef USED_FOR_TARGET.
4088 * config/mips/mips.c: Reorder functions into more logical groups,
4089 and so that callees appear before callers. Put the targetm
4090 initializer at the end of the file. Remove forward static
4091 declarations where possible.
4092 (mips_init_builtins): Add "static" to definition.
4093 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
4095 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4097 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
4098 (TARGET_MAX_ANCHOR_OFFSET): Delete.
4099 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
4100 (mips_set_mips16_mode): Initialize min_anchor_offset and
4101 max_anchor_offset directly to constants.
4103 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4105 * config/mips/mips.c: Delete trailing whitespace.
4107 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
4109 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
4110 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
4112 * config/mips/mips.md (load_call<mode>): Don't make the unspec
4113 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
4115 2007-10-18 David Daney <ddaney@avtrex.com>
4117 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
4118 reg_offset variable to calculate register locations.
4120 2007-10-18 Richard Guenther <rguenther@suse.de>
4122 * tree-ssa.c (uid_ssaname_map_eq): New function.
4123 (uid_ssaname_map_has): Likewise.
4124 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
4125 * tree-flow.h (struct gimple_df): Make default_defs a
4127 * tree-dfa.c (gimple_default_def): Deal with it.
4128 (set_default_def): Likewise.
4130 2007-10-18 Richard Guenther <rguenther@suse.de>
4132 * tree-flow.h (struct gimple_df): Make referenced_vars
4134 (uid_decl_map_eq): Declare.
4135 (uid_decl_map_hash): Likewise.
4136 * tree-ssa.c (uid_decl_map_eq): New function.
4137 (uid_decl_map_hash): Likewise.
4138 (init_tree_ssa): Make referenced_vars a uid_decl_map.
4139 * tree-flow-inline.h (first_referenced_var): Deal with
4140 the referenced_vars representation change.
4141 (next_referenced_var): Likewise.
4142 * tree-dfa.c (referenced_var_lookup): Likewise.
4143 (referenced_var_check_and_insert): Likewise.
4144 (remove_referenced_var): Likewise.
4146 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
4148 * config/mips/mips.c (mips_dwarf_register_span): New.
4149 (TARGET_DWARF_REGISTER_SPAN): Define.
4151 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
4153 * config.gcc : update score-*-elf(extra_objs).
4154 * config/score/mac.md : Remove.
4155 * config/score/misc.md : Remove.
4156 * config/score/score7.md : Remove.
4157 * config/score/score-mdaux.h : Remove.
4158 * config/score/score-mdaux.c : Remove.
4159 * config/score/score-version.h : Remove.
4160 * config/score/score-generic.md : New.
4161 * config/score/score3.h : New.
4162 * config/score/score3.c : New.
4163 * config/score/score7.h : New.
4164 * config/score/score7.c : New.
4165 * config/score/mul-div.S : add flush_cache score3 support.
4166 * config/score/elf.h : Fix some typos.
4167 * config/score/score.md : merge score3 and score7 pattern.
4168 * config/score/score.c : use to seperate which target it used.
4169 * config/score/score.h : use to seperate the target macro.
4170 * config/score/score.opt : remove -mmac option , add -mscore3,
4171 -mscore3d and -march OPTION support.
4173 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
4175 * cfgexpand.c (expand_stack_vars): Add checking to make sure
4176 that the offset of a variable is not greater than the size
4179 2007-10-17 Anatoly Sokolov <aesok@post.ru>
4181 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
4182 atmega88p, atmega168p and atmega328p devices.
4183 * config/avr/avr.h (LINK_SPEC): (Ditto.).
4184 (CRT_BINUTILS_SPECS): (Ditto.).
4185 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4187 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
4189 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
4191 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
4192 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
4193 (print_insn): Move declaration to ...
4194 * rtl.h (print_insn): ... here.
4196 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
4198 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
4199 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
4200 m68k_sched_branch_type): Move declarations to ...
4201 * config/m68/m68k-protos.h: ... here.
4203 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
4205 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
4207 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
4209 * config/avr/avr.c (avr_mcu_types): Add attiny48.
4210 * config/avr/avr.h (LINK_SPEC): Likewise.
4211 (CRT_BINUTILS_SPECS): Likewsie.
4212 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4214 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
4216 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
4217 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
4218 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4220 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
4223 * reg-stack.c (move_for_stack_reg): Swap input argument of
4224 UNSPEC_TAN insn to the top of the stack.
4226 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
4229 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
4230 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
4231 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
4232 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
4233 immediate shift value.
4234 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
4235 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
4236 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
4237 Remove macros for !__OPTIMIZE__ case.
4239 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
4241 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
4243 (perform_var_substitution): Only DFS from real nodes. Don't test
4245 (unite_pointer_equivalences): Fix broken test.
4247 2007-10-17 Alan Modra <amodra@bigpond.net.au>
4249 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
4250 altivec sp_offset. Rearrange sp_offset assignments to
4251 correspond to stack adjustments. Use frame_reg_rtx for
4252 SPE register restores. Correct SPE stack adjustment.
4254 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4256 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
4257 * toplev.c (check_global_declaration_1): Use appropriate warning
4258 option instead of unnamed warning.
4259 * stor-layout.c (layout_decl): Likewise.
4260 * c-typeck.c (build_conditional_expr): Likewise.
4261 (build_compound_expr): Fix wrong comment.
4262 (build_binary_op): Use appropriate warning option instead of
4264 * cfgexpand.c (tree_expand_cfg): Likewise.
4265 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4266 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
4267 (execute_warn_function_return): Likewise.
4268 * stmt.c (warn_if_unused_value): Likewise.
4270 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
4272 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
4273 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
4275 (CRT_BINUTILS_SPECS): Likewsie.
4276 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4278 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
4281 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
4283 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4285 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
4286 (fini_dce): Only release them for the fast pass.
4287 (end_ud_dce): Delete.
4288 (rest_of_handle_ud_dce): Do not modify df_in_progress.
4289 Call fini_dce instead of end_ud_dce.
4290 (rest_of_handle_fast_dce): Do not modify df_in_progress.
4291 (run_fast_df_dce): Reset df_in_progress to false on exit.
4293 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
4294 Maxim Kuvyrkov <maxim@codesourcery.com>
4296 * target.h (unspec_may_trap_p): New target hook.
4297 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
4298 * targhooks.c (default_unspec_may_trap_p): Default implementation of
4300 * targhooks.h (default_unspec_may_trap_p): Declare it.
4301 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
4302 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
4303 * rtl.h (may_trap_p_1): Declare.
4305 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
4306 override default hook implementation.
4307 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
4310 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4312 * doc/invoke.texi (Wextra): Move it just after Wall, list the
4313 options enabled by Wextra and mention Wuninitialized.
4315 2007-10-15 Nigel Stephens <nigel@mips.com>
4317 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
4319 2007-10-15 Jakub Jelinek <jakub@redhat.com>
4321 PR tree-optimization/33136
4322 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
4324 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
4326 PR tree-optimization/33735
4327 PR tree-optimization/33572
4328 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
4329 2007-10-09's change.
4330 * except.c (duplicate_eh_regions): Don't look for prev_try
4331 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
4333 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
4336 * tree-inline.c (copy_bb): Use bsi_replace to replace a
4337 __builtin_va_arg_pack-containing call stmt.
4339 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
4341 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
4344 2007-10-15 Jakub Jelinek <jakub@redhat.com>
4346 PR tree-optimization/33619
4347 * tree-ssa-ter.c (is_replaceable_p): Return false for all
4350 2007-10-15 David Edelsohn <edelsohn@gnu.org>
4352 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
4354 2007-10-15 Richard Guenther <rguenther@suse.de>
4356 * fold-const.c (extract_array_ref): Remove.
4357 (fold_comparison): Handle POINTER_PLUS_EXPR with the
4358 generic address expression comparison folding. Remove
4359 the folding that used extract_array_ref.
4361 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
4364 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
4365 speculation type of insn can be changed before trying to do that.
4367 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
4369 * dse.c (struct insn_info): Add 'frame_read' field.
4370 (scan_insn): For the call to a const function, set frame_read if
4371 reload has been run.
4372 If the insn reads the frame, kill the frame related stores.
4373 (scan_reads_nospill): Likewise.
4375 2007-10-14 Jason Merrill <jason@redhat.com>
4377 * tree-eh.c (optimize_double_finally): Don't assume that the
4378 cleanup we're duplicating is only one statement.
4380 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
4382 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
4383 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
4384 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
4385 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
4386 tree-vect-transform.c: Fix comment typos.
4387 * doc/extend.texi: Fix a typo.
4389 * c-common.h: Remove the prototype for c_expand_body.
4390 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
4391 * tree.h: Remove the prototype for fold_build_call_expr.
4393 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
4395 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
4397 2007-10-13 David Edelsohn <edelsohn@gnu.org>
4399 * config/rs6000/aix53.h: New file.
4400 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
4401 (TARGET_ALTIVEC_ABI): Same.
4402 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
4403 (TARGET_ALTIVEC_ABI): Delete.
4404 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
4405 stanza defaulting to aix5.3.
4407 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
4409 * config/i386/i386.md (SI_REG, DI_REG): New constants.
4410 (strmov): Use defined constants.
4411 (cmpstrnsi): Likewise.
4412 * config/i386/i386.c (decide_alg): Use defined constants.
4413 (ix86_expand_strlen): Likewise.
4415 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
4417 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
4418 * var-tracking.c (micro_operation_def): Update comment on u.loc.
4419 (mode_for_reg_attrs, var_lowpart): New functions.
4420 (add_uses): Consider recording a lowpart of LOC for MO_USE.
4421 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
4422 or copy is known, set LOC to the SET that performs the set, instead
4424 (find_src_status, find_src_set_src): Remove LOC parameter.
4425 Replace INSN with the source value.
4426 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
4427 handling MO_SET and MO_COPY. Update the calls to find_src_status
4428 and find_src_set_src.
4430 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
4433 * config/i386/i386.md (strmov): Check for esi and edi usage.
4434 * config/i386/i386.c (decide_alg): Check whether we can use a
4435 rep prefix and adjust algorithm choice accordingly.
4436 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
4438 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4440 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
4442 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
4444 * global.c (build_insn_chain): Formatting fixes.
4446 2007-10-12 Richard Guenther <rguenther@suse.de>
4448 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
4449 combining both operands require either both have single uses
4450 or combining to a constant.
4452 2007-10-12 Richard Guenther <rguenther@suse.de>
4455 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
4456 a rhs with side-effects or which is a load.
4457 (forward_propagate_into_cond): Also try combining both operands.
4459 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
4461 PR tree-optimization/33742
4462 * tree-vect-transform.c (vectorizable_operation): Return false
4463 if get_vectype_for_scalar_type for scalar_dest can't be determined.
4464 (vectorizable_call): Same for rhs_type and lhs_type.
4466 2007-10-12 Jakub Jelinek <jakub@redhat.com>
4468 PR tree-optimization/33645
4469 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
4470 pass it to walk_tree.
4471 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
4472 When calling set_is_used on a VAR_DECL, if data is not NULL and
4473 its DECL_UID is in the bitmap, call mark_all_vars_used on its
4474 DECL_INITIAL after clearing the bit in bitmap.
4475 (remove_unused_locals): Adjust mark_all_vars_used callers.
4476 Instead of removing unused global vars from unexpanded_var_list
4477 immediately record them in bitmap, call mark_all_vars_used on
4478 all used global vars from unexpanded_var_list and only purge
4479 global vars that weren't found used even during that step.
4481 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4483 * gthr-posix.h (__gthread_active_init): Create detached instead of
4484 joinable thread when testing whether threads are active on hppa-hpux.
4485 * gthr-posix95.h (__gthread_active_init): Likewise.
4487 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4490 * global.c (build_insn_chain): Include insn that occur between
4493 2007-10-11 Tom Tromey <tromey@redhat.com>
4495 * gengtype-yacc.y: Delete.
4497 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
4499 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
4500 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
4501 function_value_32, function_value_64, function_value_ms_64,
4502 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
4503 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
4506 2007-10-11 Richard Guenther <rguenther@suse.de>
4508 * gcse.c (hash_scan_set): If the next nonnote insn is in
4509 a different basic block insert the set.
4511 2007-10-11 Richard Guenther <rguenther@suse.de>
4514 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
4515 (verify_gimple_expr): Use it to verify pointer-to types for
4518 2007-10-11 Richard Guenther <rguenther@suse.de>
4521 * c-typeck.c (build_array_ref): Do not strip qualifiers from
4522 the array element type.
4524 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4526 PR rtl-optimization/33638
4527 * dse.c (struct insn_info): Remove 'stack_read' field,
4528 add 'stack_pointer_based' field.
4529 (record_store): For a store with non-constant base, record
4530 whether it is stack pointer based.
4531 (scan_insn): For the call to a const function, remove stack
4532 pointer based stores from the list of local active stores.
4533 (scan_reads_nospill): Delete code dealing with const functions.
4535 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
4537 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
4539 (conflict_p, set_conflict, set_conflicts): Likewise.
4540 * global.c (global_alloc): Likewise.
4541 * ra.h: Update prototypes.
4543 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
4545 * opth-gen.awk: Fixed generation of comment stating the origin
4548 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
4551 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4552 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
4553 and '%}', respectively.
4556 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4557 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
4558 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
4560 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
4564 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
4565 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
4566 syntax for ASSEMBLER_DIALECT.
4567 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
4569 2007-10-10 Revital Eres <eres@il.ibm.com>
4571 * modulo-sched.c (check_nodes_order): Dump the final order of
4573 (get_sched_window): Add dump info.
4574 (calculate_order_params): Dump order params of the nodes.
4576 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
4579 * ra-conflict.c (record_one_conflict_between_regnos,
4580 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
4581 (global_conflicts): Enhanced incorrect check.
4583 2007-10-09 Geoffrey Keating <geoffk@apple.com>
4585 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
4586 if flag_exceptions is not set.
4587 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
4588 assemble_name rather than incorrectly emulating it.
4590 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
4591 friends are removed from G++.
4593 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4595 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
4596 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
4597 enabling them is redundant. Don't check two times for
4600 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
4602 * ra-conflict.c (record_one_conflict_between_regnos): Revert
4604 (set_conflicts_for_earlyclobber): Likewise.
4605 (global_conflicts): Likewise.
4607 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4609 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
4610 and '%}', respectively.
4612 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4614 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
4615 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
4617 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
4620 2007-10-09 Richard Guenther <rguenther@suse.de>
4623 * gimplify.c (canonicalize_component_ref): Honor qualifiers
4624 of referenced structure and component.
4626 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
4629 * ra-conflict.c (record_one_conflict_between_regnos,
4630 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
4631 (global_conflicts): Removed incorrect check.
4633 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
4635 PR tree-optimization/33615
4636 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
4637 if the statement might throw. Fix formatting.
4639 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
4641 PR tree-optimization/33615
4642 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
4643 if the rhs might throw.
4645 2007-10-09 Jan Hubicka <jh@suse.cz>
4647 * invoke.texi (align-threshold, align-loop-iterations): Document.
4648 * final.c: Include cfgloop.h, params.h
4649 (compute_alignments): Dump decisions and compare them with loop
4650 structure; honor given parameters.
4651 (pass_compute_alignments): New dump file.
4652 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
4653 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
4655 2007-10-09 James E. Wilson <wilson@specifix.com>
4657 PR tree-optimization/33655
4659 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
4660 convert it to bitsizetype before size_binop call.
4662 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
4664 PR tree-optimization/33572
4665 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
4666 the absence of a corresponding edge from the exit block.
4668 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
4671 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
4673 (sra_build_assignment): Likewise. Set up mask depending on
4674 precision, not type.
4675 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
4676 computing bit masks.
4677 (sra_build_elt_assignment): Don't view-convert from signed to
4679 (sra_explode_bitfield_assignment): Use bit-field type if
4680 possible. Use BYTES_BIG_ENDIAN.
4682 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
4685 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
4686 the original stmt can throw.
4687 (sra_build_bf_assignment): Fix type mismatch when applying negated
4690 2007-10-08 Geoffrey Keating <geoffk@apple.com>
4692 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
4693 '#pragma mark' to be executed at preprocessing time.
4695 2007-10-08 Ollie Wild <aaw@google.com>
4697 * varasm.c (compare_constant): Removed call to
4698 lang_hooks.expand_constant.
4699 (copy_constants): Removed call to lang_hooks.expand_constant.
4700 (compute_reloc_for_constant): Removed call to
4701 lang_hooks.expand_constant.
4702 (output_addressed_constants): Removed call to
4703 lang_hooks.expand_constant.
4704 (constructor_static_from_elts_p): Removed call to
4705 lang_hooks.expand_constant.
4706 (output_constant): Removed calls to lang_hooks.expand_constant.
4707 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4708 * langhooks-def.h (lhd_return_tree): Removed.
4709 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4710 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4711 * langhooks.c (lhd_return_tree): Removed.
4713 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
4715 * combine.c (setup_incoming_promotions): Ensure that
4716 arguments that have not undergone mode promotions do not
4717 incorrectly get marked as being sign- or zero-extended.
4719 2007-10-08 Richard Guenther <rguenther@suse.de>
4724 * fold-const.c (fold_binary): Use correct types in folding
4725 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
4726 and building of RROTATE_EXPR.
4728 2007-10-08 Richard Guenther <rguenther@suse.de>
4733 * fold-const.c (fold_binary): Use the correct types when
4734 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
4735 (fold_binary): Use the correct types when folding
4736 (-A) - B to (-B) - A.
4737 (fold_unary): Use the correct types when folding ~(X).
4739 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4741 * doc/invoke.texi (Wall): fix formatting issues.
4743 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
4745 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
4746 truncated shift counts.
4748 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
4750 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
4751 syntax for ASSEMBLER_DIALECT.
4752 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
4754 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
4755 Nathan Froyd <froydnj@codesourcery.com>
4757 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
4758 when determining whether to record INCOMING_RETURN_ADDR_RTX.
4760 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
4763 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4765 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4766 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
4767 the function, temporarily point the debug interface to the null one.
4769 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
4771 PR tree-optimization/33655
4773 * tree-sra.c (bitfield_overlaps_p): Handle array and complex elements.
4775 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
4777 PR tree-optimization/33572
4778 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
4779 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
4780 (update_ssa_across_abnormal_edges): ... this. Set slots in the
4782 (copy_edges_for_bb): Handle nonlocal label edges.
4783 (make_nonlocal_label_edges): Deleted.
4784 (optimize_inline_calls): Don't call it.
4786 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
4788 * gthr-single.h: Revert last change.
4790 2007-10-05 Michael Matz <matz@suse.de>
4793 * lower-subreg.c (decompose_multiword_subregs): Use
4794 validate_unshare_change().
4796 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
4798 * ra-conflict.c: Include "sparseset.h".
4799 (conflicts): Change to HOST_WIDEST_FAST_INT.
4800 (allocnos_live): Redefine variable as a sparseset.
4801 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
4803 (allocno_row_words): Removed global variable.
4804 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
4805 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
4806 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
4807 (record_one_conflict_between_regnos): Cache allocno values and reuse.
4809 (record_one_conflict): Update uses of allocnos_live to use
4810 the sparseset routines. Use set_conflicts_p.
4811 (mark_reg_store): Likewise.
4812 (set_reg_in_live): Likewise.
4813 (global_conflicts): Update uses of allocnos_live.
4814 Use the new adjacency list to visit an allocno's neighbors
4815 rather than iterating over all possible allocnos.
4816 Call set_conflicts_p to setup conflicts rather than adding
4818 * global.c: Comments updated.
4819 (CONFLICTP): Delete define.
4820 (regno_compare): New function. Add prototype.
4821 (global_alloc): Sort the allocno to regno mapping according to
4822 which basic blocks the regnos are referenced in. Modify the
4823 conflict bit matrix to a compressed triangular bitmatrix.
4824 Only allocate the conflict bit matrix and adjacency lists if
4825 we are actually going to allocate something.
4826 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
4827 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
4828 allocno's neighbors rather than iterating over all possible allocnos.
4829 (mirror_conflicts): Removed function.
4830 (dump_conflicts): Iterate over regnos rather than allocnos so
4831 that all dump output will be sorted by regno number.
4832 Use the FOR_EACH_CONFLICT macro.
4833 * ra.h: Comments updated.
4834 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
4835 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
4837 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
4838 (adjacency_list_d, adjacency_iterator_d): New types.
4839 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
4840 adjacency_iter_next, regno_basic_block): New static inline functions.
4841 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
4842 (conflict_p): Add function prototype.
4843 * sparseset.h, sparseset.c: New files.
4844 * Makefile.in (OBJS-common): Add sparseset.o.
4845 (sparseset.o): New rule.
4847 2007-10-05 Richard Guenther <rguenther@suse.de>
4850 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
4853 2007-10-05 Michael Matz <matz@suse.de>
4856 * function.c (match_asm_constraints_1): Check for input
4857 being used in the outputs.
4859 2007-10-05 Richard Guenther <rguenther@suse.de>
4861 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
4863 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
4866 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
4867 subset checks. Make the cost of FPR -> FPR moves depend on
4868 mips_mode_ok_for_mov_fmt_p.
4870 2007-10-04 Doug Kwan <dougkwan@google.com>
4872 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
4873 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4874 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
4875 support of conditional variables.
4876 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
4877 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4878 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
4879 support of conditional variables.
4880 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
4881 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4882 conditional variables.
4883 * gthr.h: Update comments to document new interface.
4885 2007-10-04 Geoffrey Keating <geoffk@apple.com>
4887 * cgraphunit.c (cgraph_build_static_cdtor): Don't set DECL_IGNORED_P.
4889 2007-10-04 Anatoly Sokolov <aesok@post.ru>
4891 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
4893 2007-10-04 Richard Guenther <rguenther@suse.de>
4896 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
4897 does not need to be of INTEGER_TYPE.
4898 (verify_gimple_2): New function split out from ...
4899 (verify_gimple_1): ... here. ICE if there was an error during
4902 2007-10-04 Michael Matz <matz@suse.de>
4904 PR rtl-optimization/33653
4905 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
4906 * dse.c (scan_insn): Same.
4908 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4910 * config.gcc: Remove USE_GAS for m68k targets.
4912 2007-10-04 Richard Guenther <rguenther@suse.de>
4914 PR tree-optimization/33627
4915 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
4916 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
4918 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
4919 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
4921 2007-10-04 Anatoly Sokolov <aesok@post.ru>
4923 * config/avr/avr.c (commands_in_file, commands_in_prologues,
4924 commands_in_epilogues): Remove variables.
4925 (avr_file_start): Remove unneded initializations of commands_in_file,
4926 commands_in_prologues and commands_in_epilogues variables.
4927 (avr_file_end): Remove dead code.
4929 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4931 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
4932 MOTOROLA is to true.
4934 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
4937 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
4938 (mips_split_doubleword_move): ...this.
4939 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
4940 use natural endianness for multi-format FPR values.
4941 (mips_split_64bit_move): Rename to...
4942 (mips_split_doubleword_move): ...this and extend to 64-bit words.
4943 Use move_doubleword_fpr* patterns for moves involving FPRs.
4944 (mips_save_reg): Update the call to mips_split_64bit_move.
4945 (mips_secondary_reload_class): Return NO_REGS for any reload of a
4946 nonzero constant into an FPR if the constant can be forced to memory.
4947 * config/mips/mips.md: Update the splitter calls to
4948 mips_split_64bit_move.
4949 (UNSPEC_LOAD_DF_LOW): Rename to...
4950 (UNSPEC_LOAD_LOW): ...this.
4951 (UNSPEC_LOAD_DF_HIGH): Rename to...
4952 (UNSPEC_LOAD_HIGH): ...this.
4953 (UNSPEC_STORE_DF_HIGH): Rename to...
4954 (UNSPEC_STORE_WORD): ...this.
4955 (SPLITF): New mode iterator.
4956 (HALFMODE): New mode attribute.
4957 (movtf): New expander.
4958 (*movtf_internal): New define_insn_and_split.
4959 (move_doubleword_fpr<mode>): New expander.
4960 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
4962 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
4963 (mfhc1<mode>): ...these more general patterns.
4965 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4967 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
4969 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4971 * gcse.c (hash_scan_set): Insert set in insn before note at
4972 the end of basic block.
4974 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
4976 PR tree-optimization/33576
4977 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
4978 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
4979 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
4980 (remove_iv): Declared.
4981 * lambda-code.c (remove_iv): Not static.
4982 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
4983 Don't remove ivs there, save ivs in the buffer.
4985 2007-10-03 Jason Merrill <jason@redhat.com>
4988 * tree-eh.c (same_handler_p): New fn.
4989 (optimize_double_finally): New fn.
4990 (refactor_eh_r): New fn.
4991 (refactor_eh): New fn.
4992 (pass_refactor_eh): New pass.
4993 * tree-pass.h: Declare it.
4994 * passes.c (init_optimization_passes): Add it.
4996 2007-10-03 Doug Kwan <dougkwan@google.com>
4997 Richard Guenther <rguenther@suse.de>
5000 * dwarf2out.c (reference_to_unused): Disable sanity checking,
5001 be conservative instead.
5003 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5006 * doc/invoke.texi (-fwhole-program): Document that Fortran
5007 doesn't support this option.
5009 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
5012 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to expand_expr.
5014 2007-10-02 David Daney <ddaney@avtrex.com>
5016 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
5017 against constant zero.
5018 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
5021 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
5023 * ra-conflict.c: New file.
5025 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
5026 usage to DF_LIVE usage.
5027 (reload): Remove reference to df_get_live_top.
5028 * rtlanal.c (subreg_nregs_with_regno): New function.
5029 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
5030 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
5031 (df_has_eh_preds): Removed.
5032 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
5033 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
5035 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
5036 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
5037 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
5038 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
5039 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
5040 (global_alloc): Turn off rescanning insns after call to
5041 global_conflicts and added call to set_preferences.
5042 (global_conflicts): Moved to ra-alloc.c.
5043 (set_preferences_1, set_preferences): New function.
5044 (mirror_conflicts): Changed types for various variables.
5045 (mark_elimination): Change DF_RA_LIVE
5046 usage to DF_LIVE usage.
5047 (build_insn_chain): Rewritten from scratch and made local.
5048 (print_insn_chain, print_insn_chains): New functions.
5049 (dump_conflicts): Do not print conflicts for fixed_regs.
5050 (rest_of_handle_global_alloc): Turn off insn rescanning.
5051 * hard-reg-set.h: Fixed comment.
5052 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
5053 usage to DF_LIVE usage and delete refs to TOP sets.
5054 (block_alloc): Mark regs as live if they are in the artificial
5055 defs at top of block.
5056 (find_stack_regs): New function.
5057 (rest_of_handle_local_alloc): Changed urec problem to live
5058 problem and do not turn off df rescanning.
5059 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
5060 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
5061 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
5062 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
5063 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
5064 fields in df_ref_flags. The rest have been renumbered.
5065 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
5067 * rtl.h (subreg_nregs_with_regno): New function.
5068 * df-problems.c: (df_get_live_out, df_get_live_in,
5069 df_get_live_top): Removed reference to DF_RA_LIVE.
5070 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
5071 df_live_alloc, df_live_reset, df_live_local_finalize,
5072 df_live_free): Make top set only if different from in set.
5073 (df_lr_top_dump, df_live_top_dump): Only print top set if
5074 different from in set.
5075 (df_lr_bb_local_compute): Removed unnecessary check.
5076 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
5077 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
5078 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
5079 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
5080 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
5081 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
5082 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
5083 df_urec_add_problem): Removed.
5084 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
5086 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
5087 * basic_block.h (bb_has_abnormal_pred): New function.
5088 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
5089 usage to DF_LIVE usage.
5091 2007-10-02 Revital Eres <eres@il.ibm.com>
5093 * config/rs6000/predicates.md (easy_vector_constant): Return false
5094 for 750CL paired vectors.
5095 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
5097 (vec_initv2sf): Add new description.
5098 (vconcatsf): Likewise.
5099 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
5100 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
5102 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
5104 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
5105 sinking the last stmt in a BB.
5107 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
5110 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
5111 (sra_hash_tree): Handle BIT_FIELD_REFs.
5112 (sra_elt_hash): Don't hash bitfld blocks.
5113 (sra_elt_eq): Skip them in parent compares as well. Handle
5115 (build_element_name_1): Handle BIT_FIELD_REFs.
5116 (instantiate_element): Propagate nowarn from parents. Create
5117 BIT_FIELD_REF for variables that are widened by scalarization.
5118 Gimple-zero-initialize all bit-field variables that are not
5119 part of parameters that are going to be scalarized on entry.
5120 (instantiate_missing_elements_1): Return the sra_elt.
5121 (canon_type_for_field): New.
5122 (try_instantiate_multiple_fields): New. Infer widest possible
5123 access mode from decl or member type, but clip it at word
5124 size, and only widen it if a field crosses an alignment boundary.
5125 (instantiate_missing_elements): Use them.
5126 (generate_one_element_ref): Handle BIT_FIELD_REFs.
5127 (scalar_bitfield_p): New.
5128 (sra_build_assignment): Optimize assignments from scalarizable
5129 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift counts.
5131 (sra_build_bf_assignment): New. Optimize assignments to
5132 scalarizable BIT_FIELD_REFs.
5133 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
5134 assignments to full variables.
5135 (generate_copy_inout): Use the new macros and functions.
5136 (generate_element_copy): Likewise. Handle bitfld differences.
5137 (generate_element_zero): Don't recurse for blocks. Use
5138 sra_build_elt_assignment.
5139 (generate_one_element_init): Take elt instead of var. Use
5140 sra_build_elt_assignment.
5141 (generate_element_init_1): Adjust.
5142 (bitfield_overlap_info): New struct.
5143 (bitfield_overlaps_p): New.
5144 (sra_explode_bitfield_assignment): New. Adjust widened
5145 variables to account for endianness.
5146 (sra_sync_for_bitfield_assignment): New.
5147 (scalarize_use): Re-expand assignment to/from scalarized
5148 BIT_FIELD_REFs. Explode or sync needed members for
5149 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
5150 (scalarize_copy): Use REPLDUP.
5151 (scalarize_ldst): Move assert before dereference. Adjust EH handling.
5152 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
5154 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
5156 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
5157 Rename CR_* constants to CMP_*. Fix spacing.
5159 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5162 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
5163 to be processed with the special script doc/install.texi2html.
5165 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5167 * doc/invoke.texi (Wall): List the options enabled by Wall.
5168 (Wstrict-aliasing): Add missing @option.
5170 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
5172 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
5173 rather than gen_lowpart to change a register from DImode to DFmode.
5174 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
5175 both FROM and TO are integer modes that are no bigger than 4 bytes.
5176 (mips_mode_ok_for_mov_fmt_p): New function.
5177 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
5178 (mips_secondary_reload_class): Tweak formatting and comments.
5179 Use reg_class_subset_p instead of direct comparisons with
5180 classes. Only allow direct FPR<->FPR moves for modes that
5181 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
5182 for 4- and 8-byte types. Handle reloads in which X is an FPR.
5183 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
5184 (*movdi_64bit): Likewise.
5185 (*movsi_internal): Likewise.
5186 (*movhi_internal): Likewise.
5187 (*movqi_internal): Likewise.
5189 2007-09-30 Diego Novillo <dnovillo@google.com>
5192 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
5195 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
5197 PR tree-optimization/33597
5198 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
5199 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
5201 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
5203 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
5204 instead of variants of (!reload_in_progress && !reload_completed).
5205 (x86_expand_vector_move): Ditto.
5207 2007-09-28 Ollie Wild <aaw@google.com>
5210 2007-09-27 Ollie Wild <aaw@google.com>
5212 * varasm.c (compare_constant): Removed call to
5213 lang_hooks.expand_constant.
5214 (copy_constants): Removed call to lang_hooks.expand_constant.
5215 (compute_reloc_for_constant): Removed call to
5216 lang_hooks.expand_constant.
5217 (output_addressed_constants): Removed call to
5218 lang_hooks.expand_constant.
5219 (constructor_static_from_elts_p): Removed call to
5220 lang_hooks.expand_constant.
5221 (output_constant): Removed calls to lang_hooks.expand_constant.
5222 * langhooks.h (struct lang_hooks): Removed field expand_constant.
5223 * langhooks-def.h (lhd_return_tree): Removed.
5224 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
5225 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
5226 * langhooks.c (lhd_return_tree): Removed.
5228 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5231 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
5232 argument to gen_selb.
5234 2007-09-28 Chao-ying Fu <fu@mips.com>
5236 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
5237 * doc/libgcc.texi (Fixed-point fractional library routines):
5238 Fix typos for neg and cmp functions.
5240 2007-09-28 Michael Matz <matz@suse.de>
5242 PR rtl-optimization/33552
5243 * function.c (match_asm_constraints_1): Check for overlap in
5244 inputs and replace all occurences.
5246 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
5248 * config/mips/mips.c (override_options): Fix comment typo.
5250 2007-09-28 Jie Zhang <jie.zhang@analog.com>
5252 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
5253 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
5254 * config/bfin/t-bfin-linux (crti.o): Don't build.
5256 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
5257 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
5259 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
5261 2007-09-27 Ollie Wild <aaw@google.com>
5263 * varasm.c (compare_constant): Removed call to
5264 lang_hooks.expand_constant.
5265 (copy_constants): Removed call to lang_hooks.expand_constant.
5266 (compute_reloc_for_constant): Removed call to
5267 lang_hooks.expand_constant.
5268 (output_addressed_constants): Removed call to
5269 lang_hooks.expand_constant.
5270 (constructor_static_from_elts_p): Removed call to
5271 lang_hooks.expand_constant.
5272 (output_constant): Removed calls to lang_hooks.expand_constant.
5273 * langhooks.h (struct lang_hooks): Removed field expand_constant.
5274 * langhooks-def.h (lhd_return_tree): Removed.
5275 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
5276 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
5277 * langhooks.c (lhd_return_tree): Removed.
5279 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5282 * expr.c (emit_group_load_1): Split constant double when destination
5283 length is half source length.
5285 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
5287 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
5288 (mips_cpu_info): Add tune_flags.
5289 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
5290 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
5292 (override_options): Remove deprecation code. Use branch-likely
5293 instructions for optimize_size or if the tuning flags do not
5294 suggest otherwise. Tweak warning.
5295 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
5297 2007-09-27 Matthias Klose <doko@ubuntu.com>
5299 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
5300 multilib osdirname if it exists.
5301 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
5303 2007-09-27 Ian Lance Taylor <iant@google.com>
5305 PR tree-optimization/33565
5306 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
5307 assignments of comparisons.
5308 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
5309 parameter. Change caller. Defer overflow warnings around call to
5311 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
5312 TREE_NO_WARNING is set on the statement.
5313 * tree-ssa-forwprop.c
5314 (tree_ssa_forward_propagate_single_use_vars): Don't test
5315 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
5316 * tree-cfg.c (fold_cond_expr_cond): Likewise.
5318 2007-09-27 Joseph Myers <joseph@codesourcery.com>
5320 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
5321 reduce offset by units of 0x10000 for SPE vector modes or modes
5322 used with E500 double instructions.
5324 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
5326 * simplify-rtx.c (comparison_result): New.
5327 (simplify_const_relational_operation): Use it instead of the five
5328 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
5329 Improve bounds-checking optimizations; remove subsumed POPCOUNT
5330 optimizations. Extract nonzero_address_p optimizations into a
5331 separate "if" together with optimizations where op1 is const0_rtx.
5332 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
5333 floating-point arguments too when appropriate. Hoist test for ABS
5334 outside the final switch statement.
5335 * cse.c (fold_rtx): Don't look for an IOR equivalent of
5336 folded_arg0 if we found a constant equivalent. Remove
5337 transformations done in simplify-rtx.c for "op0 RELOP op0".
5339 2007-09-27 Jakub Jelinek <jakub@redhat.com>
5341 * builtins.c (expand_builtin, expand_builtin_object_size,
5342 expand_builtin_memory_chk, maybe_emit_chk_warning,
5343 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
5345 * expr.c (expand_expr_real_1): Likewise.
5346 * langhooks-def.h (struct diagnostic_info): Add forward decl.
5347 (lhd_print_error_function): Add third argument.
5348 * langhooks.h (struct diagnostic_info): Add forward decl.
5349 (struct lang_hooks): Add third argument to print_error_function.
5350 * diagnostic.h (diagnostic_info): Add abstract_origin field.
5351 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
5353 (diagnostic_report_current_function): Likewise.
5354 * toplev.c (announce_function): Pass NULL as second argument to
5355 diagnostic_set_last_function.
5356 * diagnostic.c (diagnostic_report_current_function): Add second
5357 argument, pass it as third argument to lang_hooks.print_error_function.
5358 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
5359 to diagnostic_report_current_function.
5360 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
5361 and message.abstract_origin.
5362 (verbatim): Initialize abstract_origin.
5363 * pretty-print.h (text_info): Add abstract_origin field.
5364 * pretty-print.c (pp_base_format): Handle %K.
5365 * langhooks.c (lhd_print_error_function): Add third argument. If
5366 diagnostic->abstract_origin, print virtual backtrace.
5367 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
5368 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
5369 (init_dynamic_diag_info): Likewise.
5371 2007-09-26 David Daney <ddaney@avtrex.com>
5374 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
5375 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
5376 sync_old_nand<mode>, sync_new_nand<mode>,
5377 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
5378 Update length attributes.
5379 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
5380 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
5382 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
5383 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
5384 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
5387 2007-09-26 Richard Guenther <rguenther@suse.de>
5389 PR tree-optimization/33563
5390 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
5391 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
5393 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
5394 get_use_of_stmt_lhs.
5396 2007-09-26 Joseph Myers <joseph@codesourcery.com>
5399 * c-common.c (complete_array_type): Diagnose too-large arrays and
5400 set type to error_mark_node.
5402 2007-09-26 Richard Guenther <rguenther@suse.de>
5404 PR tree-optimization/30375
5405 PR tree-optimization/33560
5406 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
5410 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
5412 * tree-ssa-dse.c (aggregate_vardecl_d): New.
5413 (dse_global_data): Add aggregate_vardecl field.
5414 (dse_possible_dead_store_p): New.
5415 Add prev_defvar variable.
5416 Allow immediate uses and previous immediate uses to differ
5417 if they are setting different parts of the whole.
5418 (get_aggregate_vardecl): New.
5419 (dse_record_partial_aggregate_store): New.
5420 (dse_whole_aggregate_clobbered_p): New.
5421 (dse_partial_kill_p): New.
5422 Call dse_maybe_record_aggregate_store().
5423 When checking whether a STMT and its USE_STMT refer to the
5424 same memory address, check also for partial kills that clobber
5426 Move some variable definitions to the block where they are used.
5427 (aggregate_vardecl_hash): New.
5428 (aggregate_vardecl_eq): New.
5429 (aggregate_vardecl_free): New.
5430 (aggregate_whole_store_p): New.
5431 (tree_ssa_dse): Initialize and free aggregate_vardecl.
5432 Mark which aggregate stores we care about.
5434 2007-09-25 DJ Delorie <dj@redhat.com>
5437 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of XINT.
5439 2007-09-25 Michael Meissner <michael.meissner@amd.com>
5442 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
5443 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
5444 for vector int32 -> int64 conversions. Don't write beyond the end
5445 of the allocated vector for int32 -> int64 conversions.
5447 2007-09-25 Revital Eres <eres@il.ibm.com>
5449 * config/rs6000/paired.h (paired_sel): New.
5450 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
5451 (rs6000_expand_ternop_builtin): Pass zero const_double operand
5452 when expanding selv2sf.
5453 * config/rs6000/rs6000.h (rs6000_builtins): Add
5454 PAIRED_BUILTIN_SELV2SF4.
5456 2007-09-25 Joseph Myers <joseph@codesourcery.com>
5459 * c-typeck.c (default_conversion): Call require_complete_type
5460 before perform_integral_promotions.
5461 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
5462 (build_c_cast): Call require_complete_type except for casts to
5464 (convert_for_assignment): Call require_complete_type.
5466 2007-09-25 Revital Eres <eres@il.ibm.com>
5468 * config/spu/spu.md: Fix doloop pattern.
5470 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
5472 * config/bfin/bfin.c (expand_prologue_reg_save,
5473 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
5474 and ASTAT moved here...
5475 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
5476 ... from here. New argument ALL; callers changed.
5477 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
5478 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
5479 have the "saveall" attribute.
5481 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
5483 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
5485 (INCOMING_REGNO, OUTGOING_REGNO): Define.
5486 * config/mmix/mmix.c (mmix_opposite_regno): New function.
5487 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
5489 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
5490 with REG_P tests before REGNO access.
5492 2007-09-24 DJ Delorie <dj@redhat.com>
5495 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
5497 (movqicc_<code>_<mode>): Likewise.
5498 (movhicc_<code>_<mode>): Likewise.
5500 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
5503 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
5504 register for reload.
5506 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
5509 * config/i386/i386.c (ix86_comp_type_attributes): Check
5512 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5514 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
5515 "move.l %a4,%a4" to produce nops.
5516 * config/m68k/m68k.c (override_options): Reset align options,
5517 if neccessary align macro isn't avaible.
5519 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5521 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
5523 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5525 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
5527 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
5528 reload is completed.
5529 (peephole pattern): Convert most of them to RTL peephole pattern.
5531 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5533 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
5534 (moved from fp compare patterns).
5535 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
5536 Cleanup predicates to relieve reload.
5537 (conditional_trap): Reject conditional trap with fp condition.
5538 * config/m68k/predicates.md (fp_src_operand): New, reject
5539 certain constants early.
5541 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5543 * final.c (final_scan_insn): Remove accidentally duplicated code.
5545 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5547 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
5548 Allow --with-tune=cell and --with-cpu=cell.
5550 2007-09-24 David Edelsohn <edelsohn@gnu.org>
5552 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
5553 * config/rs6000/rs6000.opt (swdiv): Change option to ...
5555 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
5557 (TARGET_BUILTIN_RECIPROCAL): Use it.
5558 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
5559 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
5560 (rs6000_emit_swrsqrtsf): New.
5561 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
5563 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
5564 (divsf3): Remove swdiv support.
5567 (rsqrt_internal1): New.
5568 (divdf3): Remove swdiv support.
5571 2007-09-24 Jakub Jelinek <jakub@redhat.com>
5574 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
5576 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
5577 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
5578 * tree.c (type_hash_eq): For FUNCTION_TYPE use
5579 lang_hooks.type.type_hash_eq in addition to generic tests.
5581 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
5582 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
5584 * tree-inline.h (eni_weights): Add field target_builtin_cost to
5585 reflect the cost per call to a target specific builtin.
5586 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
5587 call to a target specific builtin, then use target_builtin_call_cost.
5588 (init_inline_once): Initialize target_builtin_call_cost field.
5590 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
5593 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
5596 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
5598 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5599 * configure: Regenerated.
5601 2007-09-23 Ollie Wild <aaw@google.com>
5603 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
5605 (get_pointer_modulus_and_residue): New function.
5607 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5609 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
5610 combine an SC return value into a single register.
5612 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5614 * opth-gen.awk (target_flags_explicit): Declare.
5615 * toplev.h (target_flags_explicit): Delete declaration.
5616 * toplev.c (target_flags): Likewise.
5617 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
5618 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
5619 Never return true for TARGET_MIPS16.
5620 * config/mips/mips.c (mips_llsc): Delete.
5621 (mips_handle_option): Remove -mllsc handling.
5622 (mips_strip_unspec_address): Tweak comment.
5623 * config/mips/mips.opt (mllsc): Use a target mask.
5625 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5627 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
5628 word_mode as well as Pmode.
5630 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5632 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
5633 parameters from word_mode to the subword type if such a truncation
5636 2007-09-23 Jakub Jelinek <jakub@redhat.com>
5638 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
5639 * configure: Regenerated.
5641 2007-09-23 Jan Hubicka <jh@suse.cz>
5643 * params.def (INLINE_CALL_COST): Set to 12.
5644 * invoke.texi (inline-call-cost): Update default value.
5646 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
5648 * config/alpha/alpha.md (movti): Use operand_subword for the split.
5650 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
5651 Revital Eres <eres@il.ibm.com>
5653 * modulo-sched.c (doloop_register_get): Rewrite the loop which
5654 checks whether the count_reg is found outside the control part.
5656 2007-09-23 Jakub Jelinek <jakub@redhat.com>
5658 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
5659 instead of checking CALL_EXPR_FN directly to test for builtins.
5660 If error or warning attributes are present, print
5661 error resp. warning.
5662 * c-common.c (handle_error_attribute): New function.
5663 (c_common_attribute_table): Add error and warning
5665 * doc/extend.texi: Document error and warning attributes.
5667 * tree.h (block_nonartificial_location): New prototype.
5668 * tree.c (block_nonartificial_location): New function.
5669 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
5670 if artificial attribute is present on abstract inline decl.
5671 * c-common.c (handle_artificial_attribute): New function.
5672 (c_common_attribute_table): Add artificial attribute.
5673 * final.c (override_filename, override_linenum): New variables.
5674 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
5675 and override_linenum if inside of a block inlined from
5676 __attribute__((__artificial__)) function.
5677 (notice_source_line): Honor override_filename and override_linenum.
5678 * doc/extend.texi: Document __attribute__((__artificial__)).
5679 * config/i386/emmintrin.h: Add __artificial__ attribute to
5680 all __always_inline__ functions.
5681 * config/i386/mmintrin.h: Likewise.
5682 * config/i386/tmmintrin.h: Likewise.
5683 * config/i386/mm3dnow.h: Likewise.
5684 * config/i386/pmmintrin.h: Likewise.
5685 * config/i386/ammintrin.h: Likewise.
5686 * config/i386/xmmintrin.h: Likewise.
5687 * config/i386/smmintrin.h: Likewise.
5688 * config/i386/bmmintrin.h: Likewise.
5689 * config/i386/mmintrin-common.h: Likewise.
5692 * expr.c (expand_constructor): New function.
5693 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
5694 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
5697 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5699 * config/mips/mips.c (dump_constants_1): Generalize to include
5700 fractional and accumulator modes.
5702 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5704 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
5705 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
5707 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
5708 TARGET_HARD_FLOAT when testing whether -mpaired-single is
5710 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
5712 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
5714 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
5715 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
5717 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
5718 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
5719 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
5721 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
5723 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
5724 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
5725 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
5727 2007-09-22 Jason Merrill <jason@redhat.com>
5730 * attribs.c (lookup_attribute_spec): Split out...
5731 (decl_attributes): From here.
5732 * tree.h: Declare it.
5734 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
5736 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
5738 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
5740 * tree-inline.c (remap_type_1): Correctly chain variants.
5742 2007-09-22 Richard Guenther <rguenther@suse.de>
5744 PR tree-optimization/33146
5745 * fold-const.c (fold_binary): Use the original tree for negating.
5746 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
5747 also changes "sign".
5749 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
5752 * except.c (finish_eh_generation): Call commit_edge_insertions if
5753 there are insns queued on the entry edge.
5754 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
5757 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
5759 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
5761 2007-09-19 Michael Meissner <michael.meissner@amd.com>
5763 * config/i386/i386.c: Delete trailing whitespace.
5764 * config/i386/i386.h: Ditto.
5765 * config/i386/bmmintrin.h: Ditto.
5766 * config/i386/sync.md: Ditto.
5767 * config/i386/ppro.md: Ditto.
5768 * config/i386/mmx.md: Ditto.
5769 * config/i386/constraints.md: Ditto.
5770 * config/i386/sse.md: Ditto.
5771 * config/i386/athlon.md: Ditto.
5772 * config/i386/i386.md: Ditto.
5774 2007-09-21 Richard Guenther <rguenther@suse.de>
5776 PR tree-optimization/33508
5777 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
5778 quadratic loop by keeping a bitmap of variables we have
5779 to clobber all subvariables for.
5780 (set_initial_properties): Likewise.
5782 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
5784 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
5786 2007-09-20 Nigel Stephens <nigel@mips.com>
5787 Chao-ying Fu <fu@mips.com>
5789 * c-decl.c (finish_declspecs): When _Sat is used without
5790 _Fract or _Accum, set the default type to cts_fract.
5791 This avoids a warning of "type defaults to int".
5793 2007-09-20 Joseph Myers <joseph@codesourcery.com>
5795 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
5796 bit-fields wider than one bit.
5798 2007-09-20 Jakub Jelinek <jakub@redhat.com>
5801 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
5803 * dbxout.c (dbxout_type): Likewise.
5807 * gimplify.c (gimplify_vla_decl): New function.
5808 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
5810 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
5812 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
5814 * doc/invoke.texi (-minterlink-mips16): Document.
5815 * config/mips/mips.opt (minterlink-mips16): New option.
5816 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
5819 2007-09-20 Joseph Myers <joseph@codesourcery.com>
5821 * doc/extend.texi (Attribute Syntax): Remove old speculative
5824 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
5826 * combine.c: Include cgraph.h.
5827 (setup_incoming_promotions): Rework to allow more aggressive
5828 elimination of sign extensions when all call sites of the
5829 current function are known to lie within the current unit.
5831 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
5833 * dse.c (find_shift_sequence): No-op rework of control flow.
5835 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
5837 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
5838 GPR for DCmode on 64-bit targets. Remove redundant fallback.
5840 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5842 * cfgexpand.c (dump_stack_var_partition): Use the correct
5843 index for the offset.
5845 2007-09-19 Joseph Myers <joseph@codesourcery.com>
5847 * config/mips/sde.h: Switch to GPLv3.
5849 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
5851 * tree-sra.c (decide_block_copy): Decide if there are groups.
5853 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
5855 * config/m68k/m68k.c (output_move_himode): Remove jump table
5857 config/m68k/m68k.md (lea): Likewise.
5858 * config/m68k/m68k.c (print_operand_address): Use simple pc
5859 relative addressing.
5861 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
5863 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
5864 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
5866 (asm_insn_count): Pass template as second argument to it.
5867 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5868 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5869 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5870 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5871 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5872 (sh_insn_length_adjustment): Pass template as second argument to it.
5873 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
5875 * config/bfin/bfin.md (define_asm_attributes): New.
5877 2007-09-19 Jie Zhang <jie.zhang@analog.com>
5879 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
5881 * config/bfin/print-sysroot-suffix.sh: New.
5882 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
5883 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5884 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5885 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
5886 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5887 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5888 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
5889 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5890 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5891 (linux-sysroot-suffix.h): New target.
5892 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
5893 (mspecld-anomaly): Likewise.
5894 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
5895 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
5896 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
5897 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
5898 (bfin_si_revision): Declare.
5899 (bfin_workarounds): Declare.
5900 (WA_SPECULATIVE_LOADS): Define.
5901 (ENABLE_WA_SPECULATIVE_LOADS): Define.
5902 (WA_SPECULATIVE_SYNCS): Define.
5903 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
5904 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
5905 (LIB_SPEC): Add %s to the linker scripts.
5906 Use proper linker script for bf522, bf525, bf527,
5907 bf538, bf539, bf542, bf544, bf548, and bf549.
5908 * config/bfin/bfin.c (bfin_si_revision): Define.
5909 (bfin_workarounds): Define.
5910 (struct bfin_cpu): New.
5912 (bfin_handle_option): Handle silicon revision part of -mcpu option.
5913 (override_options): Set bfin_workarounds.
5914 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
5915 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
5916 ENABLE_WA_SPECULATIVE_LOADS.
5917 (bfin_reorg): Likewise.
5918 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5919 macros for bf522, bf525, bf527, bf538, bf539,
5920 bf542, bf544, bf548, and bf549.
5921 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
5922 Don't define __ID_SHARED_LIB__ when -msep-data.
5923 (TARGET_DEFAULT): Define as 0.
5924 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
5925 * doc/invoke.texi (Blackfin Options): Document silicon
5926 revision part of -mcpu option and it now accepts bf522, bf525,
5927 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
5929 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5931 * alias.c (memory_modified_1): Deconstify.
5932 (memory_modified_in_insn_p): Don't use const_note_stores.
5933 * rtl.h (const_note_stores): Delete.
5934 * rtlanal.c (const_note_stores): Likewise.
5936 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5938 * dse.c (find_shift_sequence): Temporarily revert to forbidding
5941 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
5945 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
5946 (addsi_small_int): Likewise.
5947 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
5948 (one_cmplsi2): Likewise.
5950 (enter_func): Expand insn using hard_frame_pointer_rtx and
5953 * config/fr30/fr30.c (fr30_expand_prologue): Check for
5954 hard_frame_pointer_rtx instead of using REGNO() check.
5955 Properly sign extend GEN_INT() argument.
5957 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5959 * config/m68k/m68k.c (override_options): Remove USE_GAS,
5961 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
5962 alternatives with just jcc.
5963 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
5964 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
5965 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
5966 dbge_hi, dbge_si): Likewise.
5968 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5970 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
5971 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
5972 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
5973 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
5974 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
5976 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5978 * config/m68k/m68k-devices.def (51qe): New device.
5979 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
5980 to all uses of FL_FOR_isa_c for compatibility.
5981 (all_microarchs): Add cfv1 microarchitecture.
5982 (m68k_handle_option): Handle m51qe option.
5983 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
5984 (TUNE_CFV1): New macro.
5985 (enum uarch_type): Add ucfv1.
5986 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
5988 2007-09-18 Richard Guenther <rguenther@suse.de>
5990 PR tree-optimization/31863
5991 * tree-ssa-structalias.c (create_variable_info_for): Always
5992 free the fieldstack.
5994 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
5996 * opts.c (decode_options): Enable vectorization under -O3.
5998 2007-09-18 Richard Guenther <rguenther@suse.de>
6000 PR tree-optimization/33340
6001 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
6002 SSA_NAMEs that occur in abnormal PHI nodes.
6004 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6006 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
6007 Don't use const_get_call_expr_in.
6008 * tree-gimple.c (const_get_call_expr_in): Delete.
6009 * tree-gimple.h (const_get_call_expr_in): Likewise.
6011 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
6013 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
6014 not yet have a basic block.
6015 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
6017 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
6019 * config/mips/mips.c (mips_file_start): Add ".previous" directives
6020 to both ".section"s.
6022 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
6024 * config/mips/mips.c (mips_output_mi_thunk): Use
6025 mips_function_ok_for_sibcall and const_call_insn_operand
6026 to determine if a direct sibcall is allowed. Use
6027 mips_classify_symbol to determine a global pointer is needed.
6029 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
6031 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
6033 2007-09-17 Chao-ying Fu <fu@mips.com>
6034 Nigel Stephens <nigel@mips.com>
6036 * config/fixed-bit.h: New file.
6037 * config/fixed-bit.c: New file.
6038 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
6040 2007-09-18 Jakub Jelinek <jakub@redhat.com>
6042 * c-format.h (format_kind_info): Add alloc_char field.
6043 * c-format.c (scanf_flag_specs): Add 'm'.
6044 (scanf_flag_pairs): Add 'a', 'm' pair.
6045 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
6046 (format_types_orig): Add alloc_char fields.
6047 (check_format_info_main): Rename aflag to alloc_flag.
6048 Handle fki->alloc_char. modifier after width and before length
6049 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
6050 length modifiers as well.
6051 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
6054 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
6055 returned by build_call_expr.
6057 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
6059 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
6060 NULL for variable-sized records too.
6061 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
6063 2007-09-17 Tom Tromey <tromey@redhat.com>
6065 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
6066 (c_builtin_function): Likewise.
6067 (grokdeclarator): Likewise.
6069 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
6071 PR rtl-optimization/26449
6072 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
6073 (seq_insns_valid_p): Removed.
6075 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
6077 * tree-nomudflap.c (gate_mudflap): New static function.
6078 (pass_mudflap_1): Use it as gate function.
6079 (pass_mudflap_2): Likewise.
6081 2007-09-17 Jan Hubicka <jh@suse.cz>
6085 * loop-invariant.c (move_invariant_reg): Unshare sequence.
6087 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
6089 PR tree-optimization/33319
6090 * tree-vect-analyze.c (vect_same_range_drs): New.
6091 (vect_vfa_range_equal): New.
6092 (vect_is_duplicate_ddr): Removed.
6093 (vect_mark_for_runtime_alias_test): Do not perform marking when
6094 optimizing for size or max_param for alias checking is zero.
6095 Move the function before vect_analyze_data_ref_dependence.
6096 (vect_analyze_data_ref_dependence): Add call to
6097 vect_mark_for_runtime_alias_test in two cases when dependence
6099 (vect_analyze_data_ref_dependences): Do not call to
6100 vect_mark_for_runtime_alias_test.
6101 (vect_prune_runtime_alias_test_list): New.
6102 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
6103 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6104 Update vec_outside_cost.
6105 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
6106 (vect_create_cond_for_alias_checks): Build the base address of data
6107 reference from DR_GROUP_FIRST_DR.
6108 (vect_loop_versioning): New.
6109 (vect_transform_loop): Add a call to vect_loop_versioning.
6110 Remove factored out code.
6112 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6115 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
6118 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
6120 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
6121 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
6122 Fix the call to insn_rtx_cost. Skip access sizes that require a
6123 real truncation of the store register. Use convert_move instead
6124 of gen_lowpart when narrowing the result.
6125 (replace_read): Use convert_move instead of gen_lowpart when
6126 narrowing the store rhs.
6128 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
6130 * config/mips/mips.md (SHORT): Fix long line.
6131 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
6132 to QImode and HImode.
6134 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
6136 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
6138 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
6140 * tree-parloops.c: New file.
6141 * tree-ssa-operands.h (free_stmt_operands): Declare.
6142 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
6144 * tree-pass.h (pass_parallelize_loops): Declare.
6145 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
6147 (build_omp_regions_1): Allow analysing just a single OMP region and
6149 ( build_omp_regions_root, omp_expand_local): New functions.
6150 (build_omp_regions): Add argument to build_omp_regions_1 call.
6151 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
6152 autoparallelization is run.
6153 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
6154 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
6155 pass_parallelize_loops): New.
6156 * common.opt (ftree-parallelize-loops): New.
6157 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
6158 parallelize_loops): Declare.
6159 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
6160 * Makefile.in (tree-parloops.o): Added.
6161 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
6163 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
6164 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
6165 one extra edge as well.
6166 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
6167 Use VEC_free to free doms vector.
6168 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
6169 operands. Recompute operand caches in the new function.
6170 (move_sese_region_to_fn): Update loop info.
6171 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
6172 * tree-ssa-operands.c (free_stmt_operands): New function.
6174 * doc/passes.texi: Document autoparallelization.
6175 * doc/invoke.texi (-ftree-parallelize-loops): New option.
6177 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6180 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
6183 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
6185 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
6186 the VEC is not NULL.
6187 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
6188 get_vectype_for_scalar_type succeeded.
6189 (vectorizable_conversion): Likewise.
6191 2007-09-14 Jan Hubicka <jh@suse.cz>
6193 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
6196 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
6199 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
6200 register when operands[2] equals operands[1].
6201 (remainderxf3): Ditto.
6203 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
6204 Nigel Stephens <nigel@mips.com>
6206 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
6207 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
6208 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to declaration.
6209 (_Unwind_ForcedUnwind): Likewise.
6210 (_Unwind_Resume): Likewise.
6211 (_Unwind_Resume_or_Rethrow): Likewise.
6212 (_Unwind_Backtrace): Likewise.
6213 (_Unwind_SjLj_RaiseException): Likewise.
6214 (_Unwind_SjLj_ForcedUnwind): Likewise.
6215 (_Unwind_SjLj_Resume): Likewise.
6216 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
6217 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
6219 (_Unwind_ForcedUnwind): Likewise.
6220 (_Unwind_Resume): Likewise.
6221 (_Unwind_Resume_or_Rethrow): Likewise.
6222 (_Unwind_Backtrace): Likewise.
6223 * unwind-compat.c (_Unwind_Backtrace): Likewise.
6224 (_Unwind_ForcedUnwind): Likewise.
6225 (_Unwind_RaiseException): Likewise.
6226 (_Unwind_Resume): Likewise.
6227 (_Unwind_Resume_or_Rethrow): Likewise.
6229 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
6230 nomips16 mode when IN_LIBGCC2 with hard float.
6232 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
6234 * config/mips/sdemtk.opt: Update to GPLv3.
6235 * config/mips/sdemtk.h: Likewise.
6237 2007-09-14 Nigel Stephens <nigel@mips.com>
6239 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
6240 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
6241 for mipsisa32-*-linux*.
6243 2007-09-14 Nigel Stephens <nigel@mips.com>
6244 David Ung <davidu@mips.com>
6245 Thiemo Seufer <ths@mips.com>
6246 Richard Sandiford <richard@codesourcery.com>
6248 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
6249 * configure.ac: Add a mipssde threading type.
6250 * configure: Regenerate.
6251 * config/mips/sdemtk.h: New file.
6252 * config/mips/t-sdemtk: Likewise.
6253 * config/mips/sdemtk.opt: Likewise.
6254 * gthr-mipssde.h: Likewise.
6255 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
6256 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
6257 (MIPS_ICACHE_SYNC): New macro, split from ...
6258 * config/mips/mips.md (clear_cache): ...here.
6259 * config/mips/mips.c (mips_save_reg_p): Check
6260 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
6261 (build_mips16_function_stub): Use targetm.strip_name_encoding.
6262 (build_mips16_call_stub): Likewise.
6264 2007-09-14 Richard Sandiford <richard@codesourcery.com>
6266 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
6268 2007-09-14 Jakub Jelinek <jakub@redhat.com>
6271 * config/ia64/ia64.c (find_gr_spill): Don't decrement
6272 current_frame_info.n_local_regs. Don't return emitted local regs.
6273 (ia64_compute_frame_size): Improve unwind hack to put
6274 RP, PFS, FP in that order by allowing some of the registers
6275 been already emitted, as long as they are emitted to the
6278 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6280 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
6281 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
6282 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
6284 2007-09-13 Eric Christopher <echristo@apple.com>
6285 Kenneth Zadeck <zadeck@naturalbridge.com>
6287 * dse.c (find_shift_sequence): New function.
6288 (replace_read): Add case to remove read if it requires shift.
6289 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
6291 2007-09-13 Tom Tromey <tromey@redhat.com>
6293 * c-common.c (fname_as_string): Update.
6294 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
6295 (c_lex_one_token): Update. Add 'parser' argument.
6296 (c_parser_simple_asm_expr): Update.
6297 (c_parser_attributes): Update.
6298 (c_parser_asm_statement): Update.
6299 (c_parser_asm_operands): Update.
6300 (c_parser_peek_token): Update.
6301 (c_parser_peek_2nd_token): Update.
6302 * c-lex.c (c_lex_string_translate): Remove.
6303 (c_lex_return_raw_strings): Likewise.
6304 (c_lex_with_flags): Added 'lex_flags' argument.
6305 (lex_string): Added 'translate' argument.
6306 * c-pragma.h (c_lex_with_flags): Update.
6307 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
6308 (C_LEX_STRING_NO_TRANSLATE): New define.
6309 (C_LEX_RAW_STRINGS): Likewise.
6311 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
6314 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
6315 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
6316 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
6317 (bfin_init_builtins): Initialize __builtin_bfin_ones,
6318 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
6319 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
6320 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
6321 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
6322 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
6323 (bdesc_1arg): Add __builtin_bfin_ones.
6324 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
6325 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
6326 and __builtin_bfin_csqu_fr16.
6327 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
6328 (ones): New define_insn.
6329 (ssaddhi3_parts): New define_insn.
6330 (sssubhi3_parts): New define_insn.
6331 (flag_mulhi_parts): New define_insn.
6333 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
6335 * common.opt (femit-class-debug-always): Turn off by default.
6337 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
6339 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
6340 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
6342 2007-09-13 James E. Wilson <wilson@specifix.com>
6344 PR tree-optimization/33389
6345 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
6346 then set build_loads before returning.
6348 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
6349 David Ung <davidu@mips.com>
6351 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
6352 {d}addiu and a negative immediate such that it works with MIPS16
6355 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
6358 * configure.ac (ld_vers): Support Linux linker.
6359 * configure: Regenerated.
6361 2007-09-13 Richard Sandiford <richard@codesourcery.com>
6362 Sandra Loosemore <sandra@codesourcery.com>
6364 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
6365 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
6366 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
6367 nomips16 into decl attributes.
6368 (TARGET_INSERT_ATTRIBUTES): Override.
6369 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
6370 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
6371 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
6372 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
6373 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
6374 (mips_use_mips16_mode_p): Reimplement as a function that takes
6375 a decl and considers only decl attributes. If the decl is nested
6376 function, use its parent attributes.
6377 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
6378 instead of SYMBOL_REF_MIPS16_FUNC_P.
6379 (mips_set_mips16_mode): Move call to sorry here from old
6380 mips_use_mips16_mode_p.
6381 (mflip_mips16_entry): New structure.
6382 (mflip_mips16_htab): New variable.
6383 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
6384 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
6385 (mips_merge_decl_attributes): New function.
6386 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
6387 Use mips_use_mips16_mode_p.
6388 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
6389 SYMBOL_REF_MIPS16_FUNC_P.
6390 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
6392 2007-09-13 Richard Sandiford <richard@codesourcery.com>
6394 * c-parser.c (c_parser_struct_declaration): Check for a null return.
6396 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6399 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
6401 2007-09-12 Michael Meissner <michael.meissner@amd.com>
6402 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6403 Tony Linthicum <tony.linthicum@amd.com>
6405 * tree.h (function_args_iterator): New type to iterate over
6407 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
6408 function arguments providing a pointer to the argument.
6409 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
6410 function arguments providing the argument.
6411 (function_args_iter_init): Inline function to initialize
6412 function_args_iterator.
6413 (function_args_iter_cond_ptr): Inline function to return the next
6414 pointer to hold the argument.
6415 (function_args_iter_cond): Inline function to return the next
6417 (function_args_iter_cond_next): Advance the function args iterator.
6418 (stdarg_p): New function, return true if variable argument function.
6419 (prototype_p): New function, return true if function is prototyped.
6420 (function_args_count): New function, count the number of arguments
6423 * tree.c (stdarg_p): New function, return true if variable
6425 (prototype_p): New function, return true if function is prototyped.
6427 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6428 (TARGET_ROUND): New macro for the round/ptest instructions which
6429 are shared between SSE4.1 and SSE5.
6430 (OPTION_MASK_ISA_ROUND): Ditto.
6431 (OPTION_ISA_ROUND): Ditto.
6432 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6433 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6435 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6436 (-mfused-madd): New switch to give users control over whether the
6437 compiler optimizes to use the multiply/add SSE5 instructions.
6439 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
6440 m_ATHLON_K8_AMDFAM10, and change all uses.
6441 (enum pta_flags): Add PTA_SSE5.
6442 (ix86_handle_option): Turn off 3dnow if -msse5.
6443 (override_options): Add SSE5 support.
6444 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6446 (ix86_expand_sse_movcc): Add SSE5 support.
6447 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6448 vector type to the next largest size.
6449 (ix86_expand_sse5_pack): New function to use pperm to pack a
6450 vector type to the next smallest size.
6451 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6452 (IX86_BUILTIN_FMADDSD): Ditto.
6453 (IX86_BUILTIN_FMADDPS): Ditto.
6454 (IX86_BUILTIN_FMADDPD): Ditto.
6455 (IX86_BUILTIN_FMSUBSS): Ditto.
6456 (IX86_BUILTIN_FMSUBSD): Ditto.
6457 (IX86_BUILTIN_FMSUBPS): Ditto.
6458 (IX86_BUILTIN_FMSUBPD): Ditto.
6459 (IX86_BUILTIN_FNMADDSS): Ditto.
6460 (IX86_BUILTIN_FNMADDSD): Ditto.
6461 (IX86_BUILTIN_FNMADDPS): Ditto.
6462 (IX86_BUILTIN_FNMADDPD): Ditto.
6463 (IX86_BUILTIN_FNMSUBSS): Ditto.
6464 (IX86_BUILTIN_FNMSUBSD): Ditto.
6465 (IX86_BUILTIN_FNMSUBPS): Ditto.
6466 (IX86_BUILTIN_FNMSUBPD): Ditto.
6467 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6468 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6469 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6470 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6471 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6472 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6473 (IX86_BUILTIN_PPERM): Ditto.
6474 (IX86_BUILTIN_PERMPS): Ditto.
6475 (IX86_BUILTIN_PERMPD): Ditto.
6476 (IX86_BUILTIN_PMACSSWW): Ditto.
6477 (IX86_BUILTIN_PMACSWW): Ditto.
6478 (IX86_BUILTIN_PMACSSWD): Ditto.
6479 (IX86_BUILTIN_PMACSWD): Ditto.
6480 (IX86_BUILTIN_PMACSSDD): Ditto.
6481 (IX86_BUILTIN_PMACSDD): Ditto.
6482 (IX86_BUILTIN_PMACSSDQL): Ditto.
6483 (IX86_BUILTIN_PMACSSDQH): Ditto.
6484 (IX86_BUILTIN_PMACSDQL): Ditto.
6485 (IX86_BUILTIN_PMACSDQH): Ditto.
6486 (IX86_BUILTIN_PMADCSSWD): Ditto.
6487 (IX86_BUILTIN_PMADCSWD): Ditto.
6488 (IX86_BUILTIN_PHADDBW): Ditto.
6489 (IX86_BUILTIN_PHADDBD): Ditto.
6490 (IX86_BUILTIN_PHADDBQ): Ditto.
6491 (IX86_BUILTIN_PHADDWD): Ditto.
6492 (IX86_BUILTIN_PHADDWQ): Ditto.
6493 (IX86_BUILTIN_PHADDDQ): Ditto.
6494 (IX86_BUILTIN_PHADDUBW): Ditto.
6495 (IX86_BUILTIN_PHADDUBD): Ditto.
6496 (IX86_BUILTIN_PHADDUBQ): Ditto.
6497 (IX86_BUILTIN_PHADDUWD): Ditto.
6498 (IX86_BUILTIN_PHADDUWQ): Ditto.
6499 (IX86_BUILTIN_PHADDUDQ): Ditto.
6500 (IX86_BUILTIN_PHSUBBW): Ditto.
6501 (IX86_BUILTIN_PHSUBWD): Ditto.
6502 (IX86_BUILTIN_PHSUBDQ): Ditto.
6503 (IX86_BUILTIN_PROTB): Ditto.
6504 (IX86_BUILTIN_PROTW): Ditto.
6505 (IX86_BUILTIN_PROTD): Ditto.
6506 (IX86_BUILTIN_PROTQ): Ditto.
6507 (IX86_BUILTIN_PROTB_IMM): Ditto.
6508 (IX86_BUILTIN_PROTW_IMM): Ditto.
6509 (IX86_BUILTIN_PROTD_IMM): Ditto.
6510 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6511 (IX86_BUILTIN_PSHLB): Ditto.
6512 (IX86_BUILTIN_PSHLW): Ditto.
6513 (IX86_BUILTIN_PSHLD): Ditto.
6514 (IX86_BUILTIN_PSHLQ): Ditto.
6515 (IX86_BUILTIN_PSHAB): Ditto.
6516 (IX86_BUILTIN_PSHAW): Ditto.
6517 (IX86_BUILTIN_PSHAD): Ditto.
6518 (IX86_BUILTIN_PSHAQ): Ditto.
6519 (IX86_BUILTIN_FRCZSS): Ditto.
6520 (IX86_BUILTIN_FRCZSD): Ditto.
6521 (IX86_BUILTIN_FRCZPS): Ditto.
6522 (IX86_BUILTIN_FRCZPD): Ditto.
6523 (IX86_BUILTIN_CVTPH2PS): Ditto.
6524 (IX86_BUILTIN_CVTPS2PH): Ditto.
6525 (IX86_BUILTIN_COMEQSS): Ditto.
6526 (IX86_BUILTIN_COMNESS): Ditto.
6527 (IX86_BUILTIN_COMLTSS): Ditto.
6528 (IX86_BUILTIN_COMLESS): Ditto.
6529 (IX86_BUILTIN_COMGTSS): Ditto.
6530 (IX86_BUILTIN_COMGESS): Ditto.
6531 (IX86_BUILTIN_COMUEQSS): Ditto.
6532 (IX86_BUILTIN_COMUNESS): Ditto.
6533 (IX86_BUILTIN_COMULTSS): Ditto.
6534 (IX86_BUILTIN_COMULESS): Ditto.
6535 (IX86_BUILTIN_COMUGTSS): Ditto.
6536 (IX86_BUILTIN_COMUGESS): Ditto.
6537 (IX86_BUILTIN_COMORDSS): Ditto.
6538 (IX86_BUILTIN_COMUNORDSS): Ditto.
6539 (IX86_BUILTIN_COMFALSESS): Ditto.
6540 (IX86_BUILTIN_COMTRUESS): Ditto.
6541 (IX86_BUILTIN_COMEQSD): Ditto.
6542 (IX86_BUILTIN_COMNESD): Ditto.
6543 (IX86_BUILTIN_COMLTSD): Ditto.
6544 (IX86_BUILTIN_COMLESD): Ditto.
6545 (IX86_BUILTIN_COMGTSD): Ditto.
6546 (IX86_BUILTIN_COMGESD): Ditto.
6547 (IX86_BUILTIN_COMUEQSD): Ditto.
6548 (IX86_BUILTIN_COMUNESD): Ditto.
6549 (IX86_BUILTIN_COMULTSD): Ditto.
6550 (IX86_BUILTIN_COMULESD): Ditto.
6551 (IX86_BUILTIN_COMUGTSD): Ditto.
6552 (IX86_BUILTIN_COMUGESD): Ditto.
6553 (IX86_BUILTIN_COMORDSD): Ditto.
6554 (IX86_BUILTIN_COMUNORDSD): Ditto.
6555 (IX86_BUILTIN_COMFALSESD): Ditto.
6556 (IX86_BUILTIN_COMTRUESD): Ditto.
6557 (IX86_BUILTIN_COMEQPS): Ditto.
6558 (IX86_BUILTIN_COMNEPS): Ditto.
6559 (IX86_BUILTIN_COMLTPS): Ditto.
6560 (IX86_BUILTIN_COMLEPS): Ditto.
6561 (IX86_BUILTIN_COMGTPS): Ditto.
6562 (IX86_BUILTIN_COMGEPS): Ditto.
6563 (IX86_BUILTIN_COMUEQPS): Ditto.
6564 (IX86_BUILTIN_COMUNEPS): Ditto.
6565 (IX86_BUILTIN_COMULTPS): Ditto.
6566 (IX86_BUILTIN_COMULEPS): Ditto.
6567 (IX86_BUILTIN_COMUGTPS): Ditto.
6568 (IX86_BUILTIN_COMUGEPS): Ditto.
6569 (IX86_BUILTIN_COMORDPS): Ditto.
6570 (IX86_BUILTIN_COMUNORDPS): Ditto.
6571 (IX86_BUILTIN_COMFALSEPS): Ditto.
6572 (IX86_BUILTIN_COMTRUEPS): Ditto.
6573 (IX86_BUILTIN_COMEQPD): Ditto.
6574 (IX86_BUILTIN_COMNEPD): Ditto.
6575 (IX86_BUILTIN_COMLTPD): Ditto.
6576 (IX86_BUILTIN_COMLEPD): Ditto.
6577 (IX86_BUILTIN_COMGTPD): Ditto.
6578 (IX86_BUILTIN_COMGEPD): Ditto.
6579 (IX86_BUILTIN_COMUEQPD): Ditto.
6580 (IX86_BUILTIN_COMUNEPD): Ditto.
6581 (IX86_BUILTIN_COMULTPD): Ditto.
6582 (IX86_BUILTIN_COMULEPD): Ditto.
6583 (IX86_BUILTIN_COMUGTPD): Ditto.
6584 (IX86_BUILTIN_COMUGEPD): Ditto.
6585 (IX86_BUILTIN_COMORDPD): Ditto.
6586 (IX86_BUILTIN_COMUNORDPD): Ditto.
6587 (IX86_BUILTIN_COMFALSEPD): Ditto.
6588 (IX86_BUILTIN_COMTRUEPD): Ditto.
6589 (IX86_BUILTIN_PCOMEQUB): Ditto.
6590 (IX86_BUILTIN_PCOMNEUB): Ditto.
6591 (IX86_BUILTIN_PCOMLTUB): Ditto.
6592 (IX86_BUILTIN_PCOMLEUB): Ditto.
6593 (IX86_BUILTIN_PCOMGTUB): Ditto.
6594 (IX86_BUILTIN_PCOMGEUB): Ditto.
6595 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6596 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6597 (IX86_BUILTIN_PCOMEQUW): Ditto.
6598 (IX86_BUILTIN_PCOMNEUW): Ditto.
6599 (IX86_BUILTIN_PCOMLTUW): Ditto.
6600 (IX86_BUILTIN_PCOMLEUW): Ditto.
6601 (IX86_BUILTIN_PCOMGTUW): Ditto.
6602 (IX86_BUILTIN_PCOMGEUW): Ditto.
6603 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6604 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6605 (IX86_BUILTIN_PCOMEQUD): Ditto.
6606 (IX86_BUILTIN_PCOMNEUD): Ditto.
6607 (IX86_BUILTIN_PCOMLTUD): Ditto.
6608 (IX86_BUILTIN_PCOMLEUD): Ditto.
6609 (IX86_BUILTIN_PCOMGTUD): Ditto.
6610 (IX86_BUILTIN_PCOMGEUD): Ditto.
6611 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6612 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6613 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6614 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6615 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6616 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6617 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6618 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6619 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6620 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6621 (IX86_BUILTIN_PCOMEQB): Ditto.
6622 (IX86_BUILTIN_PCOMNEB): Ditto.
6623 (IX86_BUILTIN_PCOMLTB): Ditto.
6624 (IX86_BUILTIN_PCOMLEB): Ditto.
6625 (IX86_BUILTIN_PCOMGTB): Ditto.
6626 (IX86_BUILTIN_PCOMGEB): Ditto.
6627 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6628 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6629 (IX86_BUILTIN_PCOMEQW): Ditto.
6630 (IX86_BUILTIN_PCOMNEW): Ditto.
6631 (IX86_BUILTIN_PCOMLTW): Ditto.
6632 (IX86_BUILTIN_PCOMLEW): Ditto.
6633 (IX86_BUILTIN_PCOMGTW): Ditto.
6634 (IX86_BUILTIN_PCOMGEW): Ditto.
6635 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6636 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6637 (IX86_BUILTIN_PCOMEQD): Ditto.
6638 (IX86_BUILTIN_PCOMNED): Ditto.
6639 (IX86_BUILTIN_PCOMLTD): Ditto.
6640 (IX86_BUILTIN_PCOMLED): Ditto.
6641 (IX86_BUILTIN_PCOMGTD): Ditto.
6642 (IX86_BUILTIN_PCOMGED): Ditto.
6643 (IX86_BUILTIN_PCOMFALSED): Ditto.
6644 (IX86_BUILTIN_PCOMTRUED): Ditto.
6645 (IX86_BUILTIN_PCOMEQQ): Ditto.
6646 (IX86_BUILTIN_PCOMNEQ): Ditto.
6647 (IX86_BUILTIN_PCOMLTQ): Ditto.
6648 (IX86_BUILTIN_PCOMLEQ): Ditto.
6649 (IX86_BUILTIN_PCOMGTQ): Ditto.
6650 (IX86_BUILTIN_PCOMGEQ): Ditto.
6651 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6652 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6653 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
6654 OPTION_MASK_ISA_ROUND for instructions that are shared between
6656 (bdesc_2arg): Ditto.
6657 (bdesc_sse_3arg): Ditto.
6658 (enum multi_arg_type): New enum for describing the various SSE5
6659 intrinsic argument types.
6660 (bdesc_multi_arg): New table for SSE5 intrinsics.
6661 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6662 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6664 (ix86_expand_builtin): Add SSE5 intrinsic support.
6665 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6666 operand instructions.
6667 (ix86_expand_sse5_multiple_memory): New function to split the
6668 second memory reference from SSE5 instructions.
6669 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6670 (ix86_return_pops_args): Use stdarg_p to determine if the function
6671 has variable arguments.
6672 (ix86_setup_incoming_varargs): Ditto.
6673 (x86_this_parameter): Ditto.
6675 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6677 (ix86_expand_sse5_pack): Ditto.
6678 (ix86_sse5_valid_op_p): Ditto.
6679 (ix86_expand_sse5_multiple_memory): Ditto.
6681 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6682 constant for SSE5 support.
6683 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6684 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6685 (UNSPEC_SSE5_PERMUTE): Ditto.
6686 (UNSPEC_SSE5_ASHIFT): Ditto.
6687 (UNSPEC_SSE5_LSHIFT): Ditto.
6688 (UNSPEC_FRCZ): Ditto.
6689 (UNSPEC_CVTPH2PS): Ditto.
6690 (UNSPEC_CVTPS2PH): Ditto.
6691 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6693 (COM_FALSE_S): Ditto.
6694 (COM_FALSE_P): Ditto.
6695 (COM_TRUE_S): Ditto.
6696 (COM_TRUE_P): Ditto.
6697 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6698 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6700 (memory attribute): Ditto.
6701 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6702 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6703 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6704 (floor<mode>2): Ditto.
6705 (ceil<mode>2): Ditto.
6706 (btrunc<mode>2): Ditto.
6707 (nearbyintdf2): Ditto.
6708 (nearbyintsf2): Ditto.
6709 (sse_setccsf): Disable if SSE5.
6710 (sse_setccdf): Ditto.
6711 (sse5_setcc<mode>): New support for SSE5 conditional move.
6712 (sse5_pcmov_<mode>): Ditto.
6714 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6716 (SSEMODEF2P): Ditto.
6717 (ssemodesuffixf4): New mode attribute for SSE5.
6718 (ssemodesuffixf2s): Ditto.
6719 (ssemodesuffixf2c): Ditto.
6720 (sserotatemax): Ditto.
6721 (ssescalarmode): Ditto.
6722 (sse_maskcmpv4sf3): Disable if SSE5.
6723 (sse_maskcmpv2df3): Ditto.
6724 (sse_vmmaskcmpv4sf3): Ditto.
6725 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
6727 (sse5_vmfmadd<mode>4): Ditto.
6728 (sse5_fmsub<mode>4): Ditto.
6729 (sse5_vmfmsub<mode>4): Ditto.
6730 (sse5_fnmadd<mode>4): Ditto.
6731 (sse5_vmfnmadd<mode>4): Ditto.
6732 (sse5_fnmsub<mode>4): Ditto.
6733 (sse5_vmfnmsub<mode>4): Ditto.
6734 (sse5i_fmadd<mode>4): Ditto.
6735 (sse5i_fmsub<mode>4): Ditto.
6736 (sse5i_fnmadd<mode>4): Ditto.
6737 (sse5i_fnmsub<mode>4): Ditto.
6738 (sse5i_vmfmadd<mode>4): Ditto.
6739 (sse5i_vmfmsub<mode>4): Ditto.
6740 (sse5i_vmfnmadd<mode>4): Ditto.
6741 (sse5i_vmfnmsub<mode>4): Ditto.
6742 (mulv16qi3): Add SSE5 support.
6744 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6745 (sse2_mulv4si3): Disable if SSE5.
6746 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6747 (sse4_1_roundps): Ditto.
6748 (sse4_1_roundsd): Ditto.
6749 (sse4_1_roundss): Ditto.
6750 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6752 (sse_maskcmpsf3): Ditto.
6753 (sse_vmmaskcmpv4sf3): Ditto.
6754 (sse2_maskcmpv2df3): Ditto.
6755 (sse2_maskcmpdf3): Ditto.
6756 (sse2_vmmaskcmpv2df3): Ditto.
6757 (sse2_eq<mode>3): Ditto.
6758 (sse2_gt<mode>3): Ditto.
6759 (sse5_pcmov_<mode>): Add SSE5 support.
6760 (vec_unpacku_hi_v16qi): Ditto.
6761 (vec_unpacks_hi_v16qi): Ditto.
6762 (vec_unpacku_lo_v16qi): Ditto.
6763 (vec_unpacks_lo_v16qi): Ditto.
6764 (vec_unpacku_hi_v8hi): Ditto.
6765 (vec_unpacks_hi_v8hi): Ditto.
6766 (vec_unpacku_lo_v8hi): Ditto.
6767 (vec_unpacks_lo_v8hi): Ditto.
6768 (vec_unpacku_hi_v4si): Ditto.
6769 (vec_unpacks_hi_v4si): Ditto.
6770 (vec_unpacku_lo_v4si): Ditto.
6771 (vec_unpacks_lo_v4si): Ditto.
6772 (sse5_pmacsww): New SSE5 intrinsic insn.
6773 (sse5_pmacssww): Ditto.
6774 (sse5_pmacsdd): Ditto.
6775 (sse5_pmacssdd): Ditto.
6776 (sse5_pmacssdql): Ditto.
6777 (sse5_pmacssdqh): Ditto.
6778 (sse5_pmacsdqh): Ditto.
6779 (sse5_pmacsswd): Ditto.
6780 (sse5_pmacswd): Ditto.
6781 (sse5_pmadcsswd): Ditto.
6782 (sse5_pmadcswd): Ditto.
6783 (sse5_pcmov_<move>): Conditional move support on SSE5.
6784 (sse5_phaddbw): New SSE5 intrinsic insn.
6785 (sse5_phaddbd): Ditto.
6786 (sse5_phaddbq): Ditto.
6787 (sse5_phaddwd): Ditto.
6788 (sse5_phaddwq): Ditto.
6789 (sse5_phadddq): Ditto.
6790 (sse5_phaddubw): Ditto.
6791 (sse5_phaddubd): Ditto.
6792 (sse5_phaddubq): Ditto.
6793 (sse5_phadduwd): Ditto.
6794 (sse5_phadduwq): Ditto.
6795 (sse5_phaddudq): Ditto.
6796 (sse5_phsubbw): Ditto.
6797 (sse5_phsubwd): Ditto.
6798 (sse5_phsubdq): Ditto.
6799 (sse5_pperm): Ditto.
6800 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6801 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6802 (sse5_pperm_sign_v8hi_v4si): Ditto.
6803 (sse5_pperm_zero_v8hi_v4si): Ditto.
6804 (sse5_pperm_sign_v4si_v2di): Ditto.
6805 (sse5_pperm_sign_v4si_v2di): Ditto.
6806 (sse5_pperm_pack_v2di_v4si): Ditto.
6807 (sse5_pperm_pack_v4si_v8hi): Ditto.
6808 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6809 (sse5_perm<mode>): New SSE5 intrinsic insn.
6810 (rotl<mode>3): Ditto.
6811 (sse5_rotl<mode>3): Ditto.
6812 (sse5_ashl<mode>3): Ditto.
6813 (sse5_lshl<mode>3): Ditto.
6814 (sse5_frcz<mode>2): Ditto.
6815 (sse5s_frcz<mode>2): Ditto.
6816 (sse5_cvtph2ps): Ditto.
6817 (sse5_cvtps2ph): Ditto.
6818 (sse5_vmmaskcmp<mode>3): Ditto.
6819 (sse5_com_tf<mode>3): Ditto.
6820 (sse5_maskcmp<mode>3): Ditto.
6821 (sse5_maskcmp_uns<mode>3): Ditto.
6822 (sse5_maskcmp_uns2<mode>3): Ditto.
6823 (sse5_pcom_tf<mode>3): Ditto.
6825 * config/i386/predicates.md (const_0_to_31_operand): New predicate
6827 (sse5_comparison_float_operator): New predicate to match the
6828 comparison operators supported by the SSE5 com instruction.
6829 (ix86_comparison_int_operator): New predicate to match just the
6830 signed int comparisons.
6831 (ix86_comparison_uns_operator): New predicate to match just the
6832 unsigned int comparisons.
6834 * doc/invoke.texi (-msse5): Add documentation.
6835 (-mfused-madd): Ditto.
6837 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6839 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6841 (x86_64-*-*): Ditto.
6843 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6845 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6846 intrinisics for SSE5.
6848 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6851 * config/i386/mmintrin-common.h: New file, to contain common
6852 instructions between SSE4.1 and SSE5.
6854 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6855 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6856 (gen_regparm_prefix): Ditto.
6858 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6859 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6860 prototype_p to determine if a function is prototyped.
6862 2007-09-12 Janis Johnson <janis187@us.ibm.com>
6864 * config/dfp-bit.c (dfp_conversion_exception): New function.
6865 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
6866 (DFP_TO_INT): Ditto.
6867 (INT_TO_DFP): Ditto.
6868 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
6870 2007-09-12 Jakub Jelinek <jakub@redhat.com>
6873 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
6874 before sp restoration even when total_size is 0, but
6875 frame_pointer_needed.
6877 2007-09-12 Bob Wilson <bob.wilson@acm.org>
6879 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
6880 (xtensa_copy_incoming_a7): Use start_sequence instead of
6881 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
6882 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
6883 of the saveregs sequence.
6885 2007-09-12 Richard Sandiford <richard@codesourcery.com>
6887 * c-tree.h (grokfield): Add a "tree *" argument.
6888 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
6889 Chain nested decl attributes to it. Don't call decl_attributes here.
6890 (groktypename): Pass grokdeclarator a pointer to the attribute list.
6891 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
6892 (grokfield): Take a pointer to the decl's attributes and pass
6893 it to grokdeclarator.
6894 * c-parser.c (c_parser_struct_declaration): Update the calls to
6895 grokfield. Call decl_attributes for anonymous struct and union
6898 2007-09-12 Jan Hubicka <jh@suse.cz>
6900 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
6902 2007-09-12 Ira Rosen <irar@il.ibm.com>
6904 PR tree-optimization/32377
6905 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
6906 between positive and negative dependence distance using DDR_REVERSED_P.
6908 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
6910 PR tree-optimization/33373
6911 * tree-vect-analyze (vect_determine_vectorization_factor): Call
6912 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
6914 2007-09-12 Jan Hubicka <jh@suse.cz>
6917 * config/i386/i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory):
6918 Disable for !SSE_MATH
6920 2007-09-12 Christian Bruel <christian.bruel@st.com>
6922 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
6923 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
6925 2007-09-12 Ira Rosen <irar@il.ibm.com>
6927 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
6928 for oprnd1 if not required.
6929 (vectorizable_operation): Use scalar operand in SLP in case of
6930 shift with scalar argument.
6932 2007-09-12 Ira Rosen <irar@il.ibm.com>
6934 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and
6937 2007-09-11 James E. Wilson <wilson@specifix.com>
6939 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
6940 TARGET_UNWIND_INFO is defined.
6941 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
6944 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
6946 * config/sh/sh.c (calc_live_regs): Use
6947 current_function_saves_all_registers instead of
6948 current_function_has_nonlocal_label.
6949 (sh_allocate_initial_value): Likewise.
6950 (sh_get_pr_initial_val): Likewise.
6951 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
6952 * config/sh/sh.md (load_ra): Likewise.
6954 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
6956 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
6959 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
6960 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
6962 2007-09-12 Sa Liu <saliu@de.ibm.com>
6964 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
6965 operands to DFmode GE or LE compares.
6967 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6969 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
6970 REG_CLASS_NAMES): Add P0REGS.
6971 (REGNO_REG_CLASS): Return it where appropriate.
6972 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
6973 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
6974 * doc/md.texi (Blackfin family): Document 'q' constraints.
6976 2007-09-11 Steve Kenton <skenton@ou.edu>
6978 * pa/linux-unwind.h: Guard with inhibit_libc.
6979 * pa/hpux-unwind.h: Likewise.
6981 2007-09-11 David Daney <ddaney@avtrex.com>
6983 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
6984 * doc/install.texi: Document new --with-llsc and --without-llsc
6986 * config.gcc: Handle --with-llsc and --without-llsc configure options.
6987 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
6988 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
6990 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
6991 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6992 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6993 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6994 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
6995 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
6996 * config/mips/mips.opt (mllsc): New option.
6997 * config/mips/mips.c (mips_llsc): Define variable.
6998 (mips_handle_option): Handle mllsc option.
6999 (override_options): Set mips_print_operand_punct for '|' and '-'.
7000 (print_operand): Add new %| and %- operand codes.
7001 * config/mips/mips.h (mips_llsc_setting): New enum type.
7002 (mips_llsc): Declare.
7003 (OPTION_DEFAULT_SPECS): Add llsc handling.
7004 (GENERATE_SYNC): New macro.
7005 (GENERATE_LL_SC): New macro.
7006 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
7007 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
7008 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
7009 in %| and %- operand codes.
7011 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
7013 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
7014 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
7016 2007-09-11 Jason Merrill <jason@redhat.com>
7019 * stor-layout.c (layout_decl): Do pack variable size fields.
7021 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
7023 * config/m68k/predicates.md (movsi_const0_operand,
7024 non_symbolic_call_operand): New predicates.
7026 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
7028 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
7029 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
7030 CW, CZ, CS, Ap and Ac.
7032 * config/m68k/m68k.md (UNSPEC_IB): New constant.
7033 (constraints.md): New include.
7034 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
7035 opx_mem, opy_mem, op_mem, guess, split): New attributes.
7036 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
7038 (pushdi): Add split.
7039 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
7040 attributes. Split tstsi_internal_68020_cf from it.
7041 (tstsi_internal_68020_cf): New pattern.
7042 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
7043 (tst<mode>_cf): Specify attributea.
7044 (cmpsi_cf): Name pattern. Specify attributes.
7045 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
7046 (pushexthisi_const): Fix to use alternatives. Specify
7048 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
7049 from it. Fix to use alternatives. Specify attributes.
7050 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
7051 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
7053 (movsf_cf_soft): Specify attributes.
7054 (movdf_cf_soft): Add split.
7055 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
7056 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
7057 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
7058 (truncdfsf2_68881): Name pattern. Specify attributes.
7059 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
7060 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
7061 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
7063 (addsi3_5200): Fix to use alternatives. Specify attributes.
7065 (add<mode>3_cf, subdi_dishl32): Specify attributes.
7066 (subsi3): Add alternative for subq.l. Specify attributes.
7067 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
7068 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
7070 (umulhisi3): Specify attributes.
7071 (mulhisisi3_z): Name pattern. Specify attributes.
7072 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
7073 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
7074 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
7075 bsetmemqi): Specify attributes.
7076 (bsetmemqi_ext): Name pattern. Specify attributes.
7077 (bclrmemqi): Specify attributes.
7078 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
7079 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
7081 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
7082 pattern. Specify attributes.
7083 (jump): Specify attributes.
7084 (tablejump_internal): Name pattern. Specify attributes.
7085 (call_value): Split into non_symbolic_call_value,
7086 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
7087 alternatives. Specify attributes.
7088 (non_symbolic_call_value, symbolic_call_value_jsr,
7089 symbolic_call_value_bsr): New patterns.
7090 (nop, return, unlink, indirect_jump): Specify attributes.
7091 (trap): Fix condition. Specify attributes.
7094 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
7095 (override_options): Initialize it. Initialize m68k_sched_cpu.
7096 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
7097 (const_method): Make global, rename to m68k_const_method.
7098 (const_int_cost, output_move_const_into_data_reg): Update.
7099 (output_move_double): Parametrize to emit rtl code, rename to
7101 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
7102 emit_movsi): New static functions.
7103 (output_move_double): New function with semantics of old
7105 (m68k_emit_move_double): New function.
7106 (m68k_sched_cpu): New variable.
7107 (attr_op_type): New enum.
7108 (sched_guess_p): New variable.
7109 (sched_address_type, sched_operand_type, sched_attr_op_type):
7110 New static functions.
7111 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
7112 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
7113 (sched_branch_type): New static variable.
7114 (m68k_sched_branch_type): New function.
7115 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
7116 (m68k_symbolic_call_var): Declare.
7117 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
7118 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
7119 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
7120 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
7123 2007-09-11 Jakub Jelinek <jakub@redhat.com>
7125 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
7126 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
7127 error if __builtin_va_arg_pack_len () wasn't optimized out during
7129 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
7130 with the number of inline's anonymous arguments.
7131 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
7133 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
7135 * fold-const.c (extract_muldiv_1): Do not simplify var * c * c to var.
7137 2007-09-11 Jan Hubicka <jh@suse.cz>
7139 * config/i386/i386.h (ix86_tune_indices): Add
7140 X86_TUNE_INTER_UNIT_CONVERSIONS.
7141 (TARGET_INTER_UNIT_CONVERSIONS): New.
7142 * config/i386/i386.md (floatsi expanders): Remove redundant check
7143 for SImode source; offload to memory when asked for.
7144 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
7145 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
7147 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
7148 floatsidf2_mixed_memory, floatsidf2_sse_memory
7149 floatdisf2_mixed_memory, floatsisf2_sse_memory,
7150 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
7152 2007-09-11 Jan Hubicka <jh@suse.cz>
7154 * toplev.c (process_options): all frontends now do unit-at-a-time.
7155 * cgraphunit.c: update comments.
7156 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
7157 * c-decl.c (finish_function): use cgraph_add_new_function.
7158 * function.c (expand_function_end): We are always unit-at-a-time.
7160 2007-09-11 Richard Sandiford <richard@codesourcery.com>
7162 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
7163 settings for MIPS16.
7164 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
7166 2007-09-11 Richard Sandiford <richard@codesourcery.com>
7168 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
7169 SYMBOL_FORCE_TO_MEM constants.
7170 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
7171 (mips16_rewrite_pool_refs_info): New structure.
7172 (mips16_rewrite_pool_constant): New function, split out from...
7173 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
7174 mips16_rewrite_pool_refs_info structure rather than a pointer
7175 to a constant pool. Force force_to_mem_operands into memory.
7176 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
7177 * config/mips/predicates.md (force_to_mem_operand): New predicate.
7178 * config/mips/constraints.md (kf): New constraint.
7179 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
7180 (*movsi_mips16): Likewise.
7182 2007-09-11 Richard Sandiford <richard@codesourcery.com>
7183 Nigel Stephens <nigel@mips.com>
7184 David Ung <davidu@mips.com>
7186 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
7187 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
7188 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
7189 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
7190 (mips_zero_extend_cost): New functions.
7191 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
7192 Use the new functions. Tweak many cost estimates, both here
7193 and in the new subroutines. Return false when the cost of the
7194 operands has not been calculated. Check for *clear_upper32.
7195 Check for floating-point multiply-add, reciprocal and rsqrt
7196 patterns. Handle comparison and rotation codes.
7198 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
7200 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
7202 * config/i386/i386.c (get_dllimport_decl): Don't strip
7205 2007-09-10 Janis Johnson <janis187@us.ibm.com>
7208 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
7209 declarations to top.
7210 (DFP_TO_BFP): Use for either XFmode or TFmode.
7211 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
7213 * config/dfp-bit.h: Include float.h.
7214 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
7215 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
7216 which doesn't mean the same thing.
7217 (BFP_KIND): Use 4 to mean TFmode.
7218 (BFP_FMT): Specify the number of decimal digits based on the
7219 number of mantissa digits.
7220 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
7221 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
7222 (STR_TO_BFP): Use strtold for XFmode or TFmode.
7223 (TFtype): Define if TFmode is supported.
7224 * doc/libgcc.texi (Decimal float library routines): Document
7225 TF conversion functions.
7227 2007-09-10 Chao-ying Fu <fu@mips.com>
7229 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
7230 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7231 (mips_emit_compare): Process fixed-point modes.
7232 (mips_pad_arg_upward): Support fixed-point types.
7233 (override_options): Allow fixed-point modes in accumulators.
7234 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
7235 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
7236 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
7237 (mips_scalar_mode_supported_p): New function to accept fixed-point
7238 modes if the width is not greater than two BITS_PER_WORD.
7239 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
7240 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
7241 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
7242 LONG_LONG_ACCUM_TYPE_SIZE): Define.
7243 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
7245 ("IMODE"): New mode attribute.
7246 (mips-fixed.md): Include.
7247 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
7249 * config/mips/mips-fixed.md: New file.
7251 2007-09-11 Ben Elliston <bje@au.ibm.com>
7253 * config/spu/spu.md: Formatting fixes.
7255 2007-09-10 Janis Johnson <janis187@us.ibm.com>
7257 * config/dfp-bit.c (dfp_unary_func): Delete.
7258 (dfp_unary_op): Delete.
7259 (dfp_binary_op): Use decFloat functions instead of decNumber
7260 functions for binary operations.
7261 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
7262 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
7264 (dfp_compare_op): Use decFloat functions insteadof decNumber
7265 functions for comparisons.
7266 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
7267 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
7269 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
7270 call to dxx_binary_op and decFloat function.
7271 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
7272 calls to dxx_binary_op and decFloat function.
7273 * config/dfp-bit.h: Include decFloat header files.
7274 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
7275 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
7276 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
7277 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
7279 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
7280 Jan Sjodin <jan.sjodin@amd.com>
7282 * tree-vect-analyze.c (vect_analyze_operations): Change
7283 comparison of loop iterations with threshold to less than
7284 or equal to instead of less than. Reduce
7285 min_scalar_loop_bound by one.
7286 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
7287 Change prologue and epilogue iterations estimate to vf/2,
7288 when unknown at compile-time. Change versioning guard
7289 cost to taken_branch_cost. If peeling for alignment is
7290 unknown at compile-time, change peel guard costs to one
7291 taken branch and one not-taken branch per peeled loop.
7292 If peeling for alignment is known but number of scalar loop
7293 iterations is unknown at compile-time, change peel guard
7294 costs to one taken branch per peeled loop. Change the cost
7295 model equation to consider vector iterations as the loop
7296 iterations less the prologue and epilogue iterations.
7297 Change outside vector cost check to less than or equal to
7298 zero instead of equal to zero.
7299 (vect_do_peeling_for_loop_bound): Reduce
7300 min_scalar_loop_bound by one.
7301 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
7302 TARG_COND_NOT_TAKEN_BRANCH_COST.
7303 * config/i386/i386.h (processor_costs): Add
7304 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
7305 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
7306 vec_align_load_cost, vect_unalign_load_cost,
7307 vec_store_cost, cond_taken_branch_cost,
7308 cond_not_taken_branch_cost.
7309 Define macros for x86 costs.
7310 * config/i386/i386.c:
7311 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
7312 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
7313 scalar_to_vec_cost, vec_align_load_cost,
7314 vect_unalign_load_cost, vec_store_cost,
7315 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
7316 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
7317 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
7318 core2_cost, generic64_cost, generic32_cost): Set to default
7320 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
7321 (x86_builtin_vectorization_cost): New.
7323 2007-09-10 Janis Johnson <janis187@us.ibm.com>
7324 Ben Elliston <bje@au.ibm.com>
7326 * dfp.c: Include decimal128Local.h;
7327 (dfp_byte_swap): Remove.
7328 (encode_decimal32, decode_decimal32): Don't handle endianness.
7329 (encode_decimal64, decode_decimal64): Ditto.
7330 (encode_decimal128, decode_decimal128): Ditto.
7331 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
7333 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
7335 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
7336 * Makefile.in (DECNUM_H): Add decimal128Local.h.
7338 2007-09-10 David Daney <ddaney@avtrex.com>
7340 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
7342 (memory_barrier): Rewrote as an insn that clobbers memory.
7344 2007-09-10 Richard Sandiford <richard@codesourcery.com>
7346 * config/mips/mips.c (mips_global_pointer): Check
7347 call_really_used_regs instead of call_used_regs.
7348 (mips_save_reg_p): Likewise. Save all call-saved registers
7349 if current_function_saves_all_registers. Fix indentation.
7350 No longer treat $18 as a special case.
7351 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
7353 2007-09-10 Richard Sandiford <richard@codesourcery.com>
7355 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
7356 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
7357 the introductory comment.
7358 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
7359 (override_options): Don't test for it.
7360 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
7361 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
7362 * config/mips/vr.h: As for config/mips/sde.h.
7364 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7365 Revital Eres <eres@il.ibm.com>
7367 * target.h (struct gcc_target.sched): New field: sms_res_mii.
7368 (struct ddg): Define.
7369 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
7370 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
7371 * config/spu/spu.c: Include ddg.h.
7372 (TARGET_SCHED_SMS_RES_MII): Define.
7373 (spu_sms_res_mii): New function to calculate mii.
7374 * modulo-sched (res_MII): Use it.
7375 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
7377 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
7379 * config/s390/s390.c (s390_dump_pool): Create copy of constant
7380 pool entries since they might hold values that must not be shared.
7382 2007-09-10 Robert Kidd <rkidd@crhc.uiuc.edu>
7384 * bb-reorder.c (rest_of_handler_reorder_blocks): Removed call to
7385 RTL level tracer pass.
7386 * passes.c (init_optimization_passes): Move pass_tracer from
7387 after pass_rtl_ifcvt to after pass_dce.
7388 * tracer.c: Update copyright.
7389 (layout_superblocks): Remove function.
7390 (mark_bb_seen): New.
7392 (count_insns): Change to estimate instructions in a Tree-SSA
7394 (find_trace): Use bb_seen_p.
7395 (tail_duplicate): Use bb_seen_p. Call add_phi_args_after_copy
7396 after duplicate_block.
7397 (tracer): Change prototype to match that of a pass execute
7399 (gate_tracer): Rename from gate_handle_tracer.
7400 (rest_of_handle_tracer): Remove function.
7401 * rtl.h: Remove prototype for tracer.
7402 * testsuite/gcc.dg/tree-prof/tracer-1.c: New.
7404 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
7407 * config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
7408 Use 'N' operand constraint for op2.
7409 (lshr<mode>3): Ditto.
7410 (ashl<mode>3): Ditto.
7411 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
7412 (vec_shr_<mode>): Ditto.
7413 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
7414 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
7416 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
7418 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
7419 Change mode macro in the last real_2expN parameter to uppercase.
7421 2007-09-10 Michael Matz <matz@suse.de>
7423 * tree-pass.h (pass_cselim): Declare new pass.
7424 * passes.c (init_optimization_passes): Link in pass_cselim.
7425 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
7426 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
7427 cond_store_replacement.
7428 (condstoretemp): New static variable.
7429 (cond_store_replacement): New function.
7430 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
7431 tree_ssa_phiopt_worker.
7432 (struct name_to_bb): New.
7433 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
7434 nt_init_block, nt_fini_block): New static functions.
7435 (seen_ssa_names, nontrap_set): New static variables.
7436 (gate_cselim, pass_cselim): Define new pass.
7437 * common.opt (ftree-cselim): New flag.
7438 * toplev.c (process_options): Set flag_tree_cselim if required.
7440 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
7442 * simplify-rtx.c (simplify_relational_operation_1): For recent
7443 canonicalization, don't recurse if op1 equals both PLUS arguments.
7445 2007-09-09 David Daney <ddaney@avtrex.com>
7447 * optabs.c (expand_sync_operation): Use plus insn if minus
7449 (expand_sync_fetch_operation): Ditto.
7451 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
7453 * config/i386/i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
7455 (*floatsisf2_sse_vector): Likewise.
7457 2007-09-09 Krister Walfridsson <cato@df.lth.se>
7459 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
7461 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
7463 * config/i386/i386.h (ix86_tune_indices): Rename
7464 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
7465 (TARGET_USE_VECTOR_CONVERTS): Updated.
7466 * config/i386/i386.c: Likewise.
7468 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
7469 Nigel Stephens <nigel@mips.com>
7471 * doc/invoke.texi (Overall Options): Add .sx file extension
7472 as a synonym for .S.
7473 * cppspec.c (known_suffixes): Likewise.
7474 * gcc.c (default_compilers): Likewise.
7476 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
7479 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
7480 * simplify-rtx.c (simplify_relational_operation_1): Add the
7481 canonicalization from i386.h.
7482 * doc/md.texi (Canonicalization of Instructions): Document it.
7484 2007-09-09 Jan Hubicka <jh@suse.cz>
7485 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7487 * config/i386/i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
7488 (TARGET_USE_VECTOR_CONVERTS): New.
7489 * config/i386/i386.md: New post-reload splitters for converting
7490 SF to DF and DF to SF.
7491 (floatsi* expander): Special case vector conversions.
7492 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
7493 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
7494 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
7495 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
7496 Disable when doing vector converts.
7497 (floatsi<mode>2_i387): Disable when
7498 * config/i386/sse.md (vec_dupv2df): Export.
7499 * config/i386/i386.c (ix86_tune_features): Enable SSE conversions.
7501 2007-09-09 Richard Guenther <rguenther@suse.de>
7503 * tree-ssa-operands.c (add_virtual_operand): Only mark
7504 stores as has_volatile_ops if alias information is not available.
7506 2007-09-09 Revital Eres <eres@il.ibm.com>
7508 * doc/contrib.texi: Add myself.
7510 2007-09-09 Ira Rosen <irar@il.ibm.com>
7512 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
7513 stmt_vinfo_set_outside_of_loop_cost): New functions.
7514 * tree-vect-transform.c (vect_get_cost_fields): Remove.
7515 (vect_model_simple_cost): Call
7516 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
7517 field instead of calling vect_get_cost_fields.
7518 (vect_model_store_cost, vect_model_load_cost): Likewise.
7520 2007-09-09 Revital Eres <eres@il.ibm.com>
7522 * config/rs6000/rs6000.c (paired_init_builtins): Add const
7523 declaration to bdesc_paired_preds variable.
7524 (paired_expand_builtin): Likewise.
7526 2007-09-09 Revital Eres <eres@il.ibm.com>
7528 * dbgcnt.def (sms_sched_loop): New counter.
7529 * modulo-sched.c: Use sms_sched_loop instead of
7530 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
7531 perform swing modulo scheduling on. Include dbgcnt.h.
7532 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
7533 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
7535 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
7537 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
7538 Substitute all uses with ...
7539 (MODEF): New mode iterator.
7541 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
7542 from pre-regalloc define_insn_and_split splitter pattern.
7543 (*fix_trunc<mode>_i387_1): Ditto.
7544 (*fistdi2_1): Ditto.
7545 (*fist<mode>2_1): Ditto.
7546 (frndintxf2_floor): Ditto.
7547 (*fist<mode>2_floor_1): Ditto.
7548 (frndintxf2_ceil): Ditto.
7549 (*fist<mode>2_ceil_1): Ditto.
7550 (frndintxf2_trunc): Ditto.
7551 (frndintxf2_mask_pm): Ditto.
7553 (prologue): Use (const_int 0) as never generated filler insn.
7555 (sibcall_epilogue): Ditto.
7556 (eh_return_si): Ditto.
7557 (eh_return_di): Ditto.
7559 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
7560 using MODEF mode iterator.
7561 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
7562 using MODEF mode iterator.
7563 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
7564 using MODEF mode iterator.
7565 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
7566 Macroize expander using MODEF mode iterator.
7568 (zero_extendsidi2): Remove operand constraints from expander.
7569 (smuldi3_highpart): Ditto.
7570 (indirect_jump): Ditto.
7573 * config/i386/sse.md (storentv4sf): Ditto.
7574 (storentv2df): Ditto.
7575 (storentv2di): Ditto.
7577 (sse2_cvtpd2ps): Ditto.
7578 (vec_interleave_highv16qi): Ditto.
7579 (vec_interleave_lowv16qi): Ditto.
7580 (vec_interleave_highv8hi): Ditto.
7581 (vec_interleave_lowv8hi): Ditto.
7582 (vec_interleave_highv4si): Ditto.
7583 (vec_interleave_lowv4si): Ditto.
7584 (vec_interleave_highv2di): Ditto.
7585 (vec_interleave_lowv2di): Ditto.
7586 (sse2_maskmovdqu): Ditto.
7587 * config/i386/mmx.md (mmx_maskmovq): Ditto.
7589 2007-09-09 Ira Rosen <irar@il.ibm.com>
7591 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
7592 (struct _slp_tree, struct _slp_instance): Define new data structures
7593 along macros for their access.
7594 (struct _loop_vec_info): Define new fields: strided_stores,
7595 slp_instances, and slp_unrolling_factor along macros for their access.
7596 (enum slp_vect_type): New.
7597 (struct _stmt_vec_info): Define new field, slp_type, and macros for
7599 (STMT_VINFO_STRIDED_ACCESS): New macro.
7600 (vect_free_slp_tree): Declare.
7601 (vectorizable_load): Add an argument of type slp_tree.
7602 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
7603 vectorizable_assignment): Likewise.
7604 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
7605 Declare (make extern).
7606 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
7607 (new_loop_vec_info): Likewise.
7608 (destroy_loop_vec_info): Free memory allocated for SLP structures.
7609 * tree-vect-analyze.c: Include recog.h.
7610 (vect_update_slp_costs_according_to_vf): New.
7611 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
7612 functions. For not pure SLP stmts with strided access check that the
7613 group size is power of 2. Update the vectorization factor according to
7614 SLP. Call vect_update_slp_costs_according_to_vf.
7615 (vect_analyze_group_access): New.
7616 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
7617 (vect_free_slp_tree): New functions.
7618 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
7619 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
7620 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
7621 vect_detect_hybrid_slp): Likewise.
7622 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
7623 and vect_detect_hybrid_slp.
7624 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
7625 SLP costs into account.
7626 (vect_get_cost_fields): New function.
7627 (vect_model_simple_cost): Make extern, add SLP parameter and handle
7629 (vect_model_store_cost, vect_model_load_cost): Likewise.
7630 (vect_get_constant_vectors): New function.
7631 (vect_get_slp_vect_defs, vect_get_slp_defs,
7632 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
7633 vect_get_vec_defs): Likewise.
7634 (vectorizable_reduction): Don't handle SLP for now.
7635 (vectorizable_call): Don't handle SLP for now. Add argument to
7636 vect_model_simple_cost.
7637 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
7638 get SLPed and vectorized defs). Fix indentation and spacing.
7639 (vectorizable_assignment): Handle SLP.
7640 (vectorizable_induction): Don't handle SLP for now.
7641 (vectorizable_operation): Likewise.
7642 (vectorizable_type_demotion): Add argument to
7643 vect_model_simple_cost.
7644 (vectorizable_type_promotion): Likewise.
7645 (vectorizable_store, vectorizable_load): Handle SLP.
7646 (vectorizable_condition): Don't handle SLP for now.
7647 (vect_transform_stmt): Add a new argument for SLP. Check that there is
7648 no SLP transformation required for unsupported cases. Add SLP
7649 argument for supported cases.
7650 (vect_remove_stores): New function.
7651 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
7652 (vect_transform_loop): Schedule SLP instances.
7653 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
7655 2007-09-09 Andrew Haley <aph@redhat.com>
7657 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
7660 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
7662 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
7663 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
7664 Similar for what label_refs can go in the JUMP_TARGET field. Split
7665 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
7666 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
7667 REG_LABEL when replacing an operand with a LABEL_REF for a
7669 (subst_reloads): When replacing a LABEL_REG with a register,
7670 instead of generating a REG_LABEL note, assert that there already
7671 is one or that the label is a known target for the insn.
7672 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
7673 note, check the JUMP_LABEL field. Remove "else" after return.
7674 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
7675 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
7676 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
7677 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
7678 insns. Iterate over all notes; don't assume there's only one.
7679 * cse.c (recorded_label_ref): Adjust comment to refer to
7681 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
7682 insns, not just NONJUMP_INSN_P.
7683 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
7684 isn't a jump target.
7685 * jump.c (rebuild_jump_labels): Adjust head comment.
7686 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
7687 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
7688 (mark_all_labels): For JUMP_P insns without a target, check if the
7689 the target is noted on the previous nonjump insn.
7690 (mark_jump_label_1): New function, guts from mark_jump_label.
7691 <case IF_THEN_ELSE>: Handle first operand as a non-target when
7692 marking jump target labels.
7693 <case LABEL_REF>: Adjust for whether to generate a
7694 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
7695 For 'E' format rtl, iterate in descending element order.
7696 (delete_related_insns): Handle both REG_LABEL_TARGET and
7697 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
7698 reference count, delete and fallthrough. Move finding-next-
7699 non-deleted insn last in the function. Look at all INSN_P insns
7700 for REG_LABEL_OPERAND notes.
7701 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
7703 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
7704 JUMP_LABEL, output the INSN_UID of it.
7705 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
7706 and/or REG_LABEL_TARGET.
7707 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
7708 with jump.c copy by only adding notes for labels actually
7709 referenced in the insn.
7710 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
7711 usage count increment; handle all INSN_P trial insns.
7712 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
7714 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
7715 REG_LABEL_TARGET and REG_LABEL_OPERAND.
7716 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
7718 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
7719 JUMP_P insns and REG_LABEL_OPERAND everywhere.
7720 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
7721 on all INSN_P insns.
7722 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
7723 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
7724 REG_LABEL_OPERAND notes.
7725 * reload1.c (calculate_needs_all_insns): Adjust comments.
7726 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
7727 * config/alpha/alpha.md (split for load of an address into a
7728 four-insn sequence on Unicos/Mk): Adjust to use
7730 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
7732 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7735 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7736 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
7737 FOR_BB_INSNS_SAFE instead of for loop.
7738 * cse.c (cse_extended_basic_block): Likewise.
7739 * postreload.c (reload_cse_regs_1): New variable next. Make sure
7740 that the for loop does not invoke NEXT_INSN on a deleted insn.
7741 * function.c (instantiate_virtual_regs): Likewise.
7742 * lower-subreg.c (remove_retval_note): Likewise.
7743 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
7745 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
7747 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
7748 insn, if it's a jump.
7749 (try_redirect_by_replacing_jump): New variable jump_p. Call
7750 tablejump_p before delete_insn_chain.
7751 * reload1.c (reload): New variable next. Make sure that the for
7752 loop does not invoke NEXT_INSN on a deleted insn.
7753 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
7754 (delete_output_reload): New variable prev. Make sure the the for
7755 loops do not invoke PREV_INSN on a deleted insn.
7757 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7759 * pa/constraints.md: Remove 'X' from unused letters comment.
7761 2007-09-08 Richard Guenther <rguenther@suse.de>
7763 * tree-tailcall.c (find_tail_calls): If we don't have aliases
7764 computed check stmt_ann->references_memory instead of counting
7767 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
7769 * cse.c (fold_rtx): Use validate_unshare_change() instead of
7770 validate_change() in one more case.
7772 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
7774 PR tree-optimization/32283
7775 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
7776 estimated_loop_iterations.
7777 (determine_use_iv_cost_condition): Decrease cost of expressions
7778 used in iv elimination.
7780 2007-09-08 Richard Guenther <rguenther@suse.de>
7782 * tree-cfg.c (verify_gimple_expr): Avoid building new
7783 pointer types, use TYPE_POINTER_TO if available instead.
7785 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
7788 PR rtl-optimization/26449
7789 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
7790 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
7792 (mulv16qi3): Implement as define_insn_and_split pattern instead of
7793 define_expand. Split insn in split1 pass.
7796 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
7798 PR tree-optimization/33301
7799 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
7802 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
7804 PR tree-optimization/32183
7805 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
7807 * tree-ssa-reassoc.c: Include cfgloop.h.
7808 (is_reassociable_op): Add a loop argument and return true only
7810 (linearize_expr): Updated.
7811 (should_break_up_subtract): Likewise.
7812 (linearize_expr_tree): Likewise.
7813 (init_reassoc): Call loop_optimizer_init with
7814 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
7815 with CDI_DOMINATORS.
7816 (fini_reassoc): Call loop_optimizer_finalize.
7818 2007-09-07 Sterling Augustine <sterling@tensilica.com>
7820 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
7821 if there is no i-cache.
7823 2007-09-07 Richard Guenther <rguenther@suse.de>
7826 2007-09-06 Richard Guenther <rguenther@suse.de>
7828 PR tree-optimization/32586
7829 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7830 folding if nothing changed.
7831 (simplify_unary_expression): New function. Do tree combining
7832 on conversion like codes.
7833 (try_to_simplify): Call it.
7835 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7838 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
7839 (__gthread_active,__gthread_start, __gthread_active_init): New.
7840 * gthr-posix95.h: Likewise.
7842 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
7844 * function.h (struct function): Rename calls_unwind_init
7845 to saves_all_registers.
7846 (current_function_saves_all_registers): Renamed from
7847 current_function_calls_unwind_init.
7848 * reload1.c (reload): Set current_function_saves_all_registers.
7849 * except.c (expand_builtin_unwind_init): Likewise.
7850 * config/m68k/m68k.c (m68k_save_reg): Use
7851 current_function_saves_all_registers to save pic register.
7853 2007-09-07 Janis Johnson <janis187@us.ibm.com>
7855 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
7856 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
7858 Reapply reverted changes:
7860 2007-09-06 Jan Hubicka <jh@suse.cz>
7862 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
7865 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7867 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7868 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7870 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7872 * optabs.c (expand_float): Convert unsigned integer as signed only
7873 if it provides sufficient accuracy; add mode argument to real_2expN.
7874 (expand_fix): Fix comment typos; extend binary float into mode
7875 wider than destination for converion to unsigned integer; add mode
7876 argument to real_2expN.
7877 * real.c (real_2expN): Add mode argument to special-case decimal
7879 * real.h (real_2expN): Ditto.
7880 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7882 (fixed_from_string): Ditto.
7883 (fixed_to_decimal): Ditto.
7884 (fixed_convert_from_real): Ditto.
7885 (real_convert_from_fixed): Ditto.
7886 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7887 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7888 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7889 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7891 2007-09-07 Diego Novillo <dnovillo@google.com>
7893 * tree-flow.h (const_block_stmt_iterator): Remove.
7894 Update all users to use block_stmt_iterator.
7895 * tree-iterator.h (const_tree_stmt_iterator): Remove.
7896 Update all users to use tree_stmt_iterator.
7898 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
7900 * config/mips/mips.c (mips_set_current_function): Temporarily
7901 make this a no-op to fix bootstrap errors, pending rewrite.
7903 2007-09-07 Jan Hubicka <jh@suse.cz>
7905 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
7908 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
7910 PR tree-optimization/33299
7911 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
7912 uses for all relevant loop-exit phis, not just the first.
7914 2007-09-07 Richard Guenther <rguenther@suse.de>
7917 * tree-ssa-operands.c (access_can_touch_variable): An access
7918 of the form (*p)[0] can touch a variable of same size.
7920 2007-09-07 Jan Hubicka <jh@suse.cz>
7922 * passes.c (init_optimization_passes): Add simple dce and addressable
7924 * tree-ssa.c (execute_update_addresses_taken): New function.
7925 (pass_update_address_taken): New.
7926 * tree-ssa-dse.c (execute_simple_dse): New function.
7927 (pass_simple_dse): New.
7928 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
7930 2007-09-07 Tobias Burnus <burnus@net-b.de>
7933 * doc/invoke.texi: Fix -Wstrict-overflow= table.
7935 2007-09-07 Richard Guenther <rguenther@suse.de>
7938 2007-09-06 Richard Guenther <rguenther@suse.de>
7940 PR tree-optimization/32586
7941 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7942 folding if nothing changed.
7943 (simplify_unary_expression): New function. Do tree combining
7944 on conversion like codes.
7945 (try_to_simplify): Call it.
7947 2007-09-07 Richard Guenther <rguenther@suse.de>
7948 Uros Bizjak <ubizjak@gmail.com>
7950 PR tree-optimization/32821
7951 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
7952 NULL in the call to set_bb_stmt_list.
7954 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7956 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
7957 float calls here, rather than leaving some to the caller.
7958 Use call_internal_direct and call_value_internal_direct.
7959 * config/mips/mips.md (call_internal_direct): New pattern.
7960 (call_value_internal_direct): Likewise.
7962 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7964 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
7965 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
7967 (override_options): Set mips_base_move_loop_invariants.
7969 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7971 * config/mips/mips.opt (mcode-readable=): Move to keep list
7974 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7976 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
7977 and -mgpopt options. Adjust the -G documentation to match.
7978 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
7979 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
7980 function, split out from mips_classify_symbol. Return false for
7981 !TARGET_LOCAL_SDATA.
7982 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
7983 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
7984 (override_options): Check whether the -mgpopt setting is consistent
7985 with the other flags.
7986 (symbolic_expression_p): Delete.
7987 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
7988 and default_elf_select_rtx_section.
7989 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
7990 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
7991 external data and TARGET_EXTERN_SDATA.
7993 2007-09-07 Tobias Burnus <burnus@net-b.de>
7996 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
7998 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8000 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
8001 FOR_BB_INSNS_SAFE instead of for loop.
8002 * cse.c (cse_extended_basic_block): Likewise.
8003 * postreload.c (reload_cse_regs_1): New variable next. Make sure
8004 that the for loop does not invoke NEXT_INSN on a deleted insn.
8005 * function.c (instantiate_virtual_regs): Likewise.
8006 * lower-subreg.c (remove_retval_note): Likewise.
8007 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
8009 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
8011 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
8012 insn, if it's a jump.
8013 (try_redirect_by_replacing_jump): New variable jump_p. Call
8014 tablejump_p before delete_insn_chain.
8015 * reload1.c (reload): New variable next. Make sure that the for
8016 loop does not invoke NEXT_INSN on a deleted insn.
8017 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
8018 (delete_output_reload): New variable prev. Make sure the the for
8019 loops do not invoke PREV_INSN on a deleted insn.
8021 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
8023 * cgraphbuild.c (rebuild_cgraph_edges): Export.
8024 * cgraph.h (rebuild_cgraph_edges): Declare.
8025 * tree-pass.h (pass_expand_omp_ssa): New.
8026 * omp-low.c (find_omp_clause): Export.
8027 (copy_var_decl): Split from omp_copy_decl_2.
8028 (build_omp_barrier): Return the call to emit instead of emitting
8030 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
8032 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
8033 expand_omp_for_generic, expand_omp_for_static_nochunk,
8034 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
8035 Adapted to work on SSA form.
8036 (execute_expand_omp): Do not invalidate dominance information.
8037 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
8038 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
8039 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
8041 (force_gimple_operand): Allow gimplifying code expressions without
8043 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
8044 * common.opt (fopenmp-ssa): New.
8045 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
8046 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
8047 * tree-cfg.c: Include tree-inline.h.
8048 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
8049 (replace_by_duplicate_decl, replace_ssa_name,
8050 mark_virtual_ops_in_region): New functions.
8051 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
8052 to work on SSA form.
8053 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
8054 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
8057 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8059 * tree-loop-linear.c: Include obstack.h.
8060 (linear_transform_loops): New obstack lambda_obstack.
8061 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
8062 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
8063 and free afterwards.
8064 * lambda.h (struct obstack): New forward declaration.
8065 (lambda_linear_expression_new): New parameter of type struct
8067 (lambda_loopnest_new): Likewise.
8068 (lambda_loopnest_transform): Likewise.
8069 (lambda_body_vector_new): Likewise.
8070 (lambda_body_vector_compute_new): Likewise.
8071 (gcc_loopnest_to_lambda_loopnest): Likewise.
8072 (lambda_loopnest_to_gcc_loopnest): Likewise.
8073 * lambda-code.c: Include obstack.h.
8074 (lambda_lattice_new): New parameter lambda_obstack. Use it for
8076 (lambda_body_vector_new): Likewise.
8077 (lambda_linear_expression_new): Likewise.
8078 (lambda_lattice_new): Likewise.
8079 (lambda_loopnest_new): Likewise. Additionally use obstack to
8080 allocate LN_LOOPS(ret).
8081 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
8082 it to lambda_lattice_new.
8083 (lambda_body_vector_compute_new): New parameter lambda_obstack.
8084 Pass it to lambda_body_vector_new.
8085 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
8086 it to lambda_lattice_new.
8087 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
8088 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
8089 (lambda_compute_target_space): Likewise.
8090 (lambda_compute_auxillary_space): New parameter lambda_obstack.
8091 Pass it to lambda_lattice_compute_base and
8092 compute_nest_using_fourieer_motzkin.
8093 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
8094 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
8095 and lambda_lattice_compute_target_space.
8096 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
8097 Pass it to lambda_linear_expression_new.
8098 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
8099 to gcc_tree_to_linear_expression.
8100 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
8101 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
8102 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
8103 Pass it to lambda_body_vector_new and
8104 lambda_body_vector_compute_new.
8105 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
8106 (lambda-code.o): Likewise.
8108 2007-09-06 Chao-ying Fu <fu@mips.com>
8110 * ginclude/stdfix.h: New file.
8111 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
8112 (convert.o): Add dependence on fixed-value.h.
8113 * c-convert.c (convert): Support FIXED_POINT_TYPE.
8114 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
8115 to define fixed-point constants.
8116 (c_cpp_builtins): Define fixed-point constants.
8117 * convert.c (fixed-value.h): New include.
8118 (convert_to_real): Update comment to include fixed-point.
8119 Support FIXED_POINT_TYPE.
8120 (convert_to_integer): Update comment to include fixed-point.
8121 Support FIXED_POINT_TYPE.
8122 (convert_to_complex): Support FIXED_POINT_TYPE.
8123 (convert_to_fixed): New function.
8124 * convert.h (convert_to_fixed): Declare.
8125 * genopinit.c: Add comment about $Q for only fixed-point modes.
8126 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
8127 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
8128 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
8129 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
8130 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
8131 usneg_optab for fixed-point modes.
8132 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
8134 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
8135 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
8136 unsigned saturation optabs, when type is saturating.
8137 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
8138 (expand_fixed_convert): New function.
8139 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
8140 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
8141 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
8142 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
8143 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
8144 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
8146 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
8147 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
8148 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
8149 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
8150 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
8152 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
8153 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
8154 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
8155 fractuns, satfractuns.
8156 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
8157 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
8158 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
8159 OTI_ssmsub_widen, OTI_usmsub_widen.
8160 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
8161 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
8162 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
8163 umsub_widen_optab, usmsub_widen_optab): Define.
8164 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
8166 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
8168 (expand_fixed_convert): Declare.
8169 * expr.c (convert_move): Support the move of fixed-point modes.
8170 (emit_move_insn_1): Handle fixed-point mode to move via integer.
8171 (categorize_ctor_elements_1): Handle FIXED_CST.
8172 (count_type_elements): Handle FIXED_POINT_TYPE.
8173 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
8174 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8176 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
8177 multiply and add/subtract for fixed-point types.
8178 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
8179 mode, we jump to binop directly.
8180 Support FIXED_CONVERT_EXPR.
8181 (do_store_flag): Check FIXED_CST to put a constant second.
8182 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
8183 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8184 (const_vector_from_tree): Support FIXED_CST.
8185 * doc/extend.texi (Fixed-Point): New node.
8186 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
8187 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
8188 satfract, fractuns, satfractuns): Document them.
8190 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
8192 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
8193 addresses into I registers.
8195 2007-09-06 Jan Hubicka <jh@suse.cz>
8196 Andreas Tobler <a.tobler@schweiz.org>
8198 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
8200 (machopic_legitimize_pic_address): Likewise.
8202 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8203 Jan Hubicka <jh@suse.cz>
8205 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
8206 instead of ufloat_optab->handlers directly.
8207 (floatdidf2): Likewise.
8209 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
8211 * config/mips/mips.c: Include diagnostic.h.
8212 (mips_set_current_function): Check errorcount and sorrycount
8213 before generating RTL.
8215 2007-09-06 Richard Sandiford <richard@codesourcery.com>
8218 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
8219 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
8220 (print_operand_reloc): Likewise.
8222 2007-09-06 Janis Johnson <janis187@us.ibm.com>
8226 2007-09-06 Jan Hubicka <jh@suse.cz>
8228 * config/i386/i386.c (ix86_expand_lround, ix86_expand_round):
8229 Update call of real_2expN.
8231 2007-09-06 Richard Sandiford <richard@codesourcery.com>
8233 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
8234 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
8236 2007-09-05 Janis Johnson <janis187@us.ibm.com>
8238 * optabs.c (expand_float): Convert unsigned integer as signed only
8239 if it provides sufficient accuracy; add mode argument to real_2expN.
8240 (expand_fix): Fix comment typos; extend binary float into mode
8241 wider than destination for converion to unsigned integer; add mode
8242 argument to real_2expN.
8243 * real.c (real_2expN): Add mode argument to special-case decimal
8245 * real.h (real_2expN): Ditto.
8246 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
8248 (fixed_from_string): Ditto.
8249 (fixed_to_decimal): Ditto.
8250 (fixed_convert_from_real): Ditto.
8251 (real_convert_from_fixed): Ditto.
8252 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
8253 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
8254 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
8255 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
8257 2007-09-06 Tom Tromey <tromey@redhat.com>
8259 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
8260 * c-pch.c (c_common_read_pch): Restore current location after
8262 * tree.c (expand_location): Update.
8263 (expr_filename): Changed return type. Unified the two cases.
8264 (expr_lineno): Likewise.
8265 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
8267 * toplev.c (line_table): Changed type.
8268 (general_init): Update.
8269 (realloc_for_line_map): New function.
8270 (general_init): Allocate line_table using GC.
8271 * fix-header.c (line_table): Changed type.
8272 (read_scan_file): Update.
8273 (read_scan_file): Update.
8274 * c-ppoutput.c (maybe_print_line): Update.
8275 (print_line): Update.
8276 (cb_line_change): Update.
8277 (cb_define): Update.
8278 (pp_file_change): Update.
8279 * c-opts.c (c_common_init_options): Update.
8280 (finish_options): Update.
8281 (push_command_line_include): Update.
8282 * c-lex.c (cb_line_change): Update.
8283 (cb_def_pragma): Update.
8284 (cb_define): Update.
8286 (c_lex_with_flags): Use cpp_get_token_with_location.
8287 * input.h (line_table): Changed type.
8288 (location_from_locus): New macro.
8289 * tree.h (EXPR_FILENAME): No longer an lvalue.
8290 (EXPR_LINENO): Likewise.
8291 (expr_locus, set_expr_locus): Declare separately for
8292 USE_MAPPED_LOCATION.
8293 (expr_filename, expr_lineno): Changed return type.
8294 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
8295 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
8296 (expand_gimple_basic_block): Likewise.
8297 * final.c (final_scan_insn): Use expanded_location.
8299 2007-09-06 Richard Guenther <rguenther@suse.de>
8301 PR tree-optimization/32586
8302 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
8303 folding if nothing changed.
8304 (simplify_unary_expression): New function. Do tree combining
8305 on conversion like codes.
8306 (try_to_simplify): Call it.
8307 * builtins.c (fold_builtin_cexp): Fold the built expressions.
8308 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
8310 2007-09-06 Jan Hubicka <jh@suse.cz>
8313 * cse.c (fold_rtx): Avoid invalid sharing.
8315 2007-09-06 Richard Sandiford <richard@codesourcery.com>
8317 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
8318 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
8320 2007-09-06 Revital Eres <eres@il.ibm.com>
8322 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
8323 Fix offsettable memory reference for 750CL.
8325 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
8327 * reload.c (find_reloads_address_1): Try to preserve original
8328 base/index regclass of operands.
8329 * regrename.c (scan_rtx_address): Likewise.
8330 (replace_oldest_value_addr): Likewise.
8332 2007-09-06 Richard Guenther <rguenther@suse.de>
8334 PR tree-optimization/33302
8335 * domwalk.c (walk_dominator_tree): The exit block is
8336 interesting even if it is not reachable.
8338 2007-09-06 Richard Sandiford <richard@codesourcery.com>
8341 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
8343 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
8345 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
8348 2007-09-05 Ian Lance Taylor <iant@google.com>
8350 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
8352 (dump_generic_node): Likewise.
8353 * print-rtl.c (print_decl_name): Likewise.
8354 * print-tree.c (print_node_brief): Likewise.
8355 (print_node): Likewise.
8356 * Makefile.in (RTL_BASE_H): Add alias.h.
8359 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
8361 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
8363 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
8364 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
8366 2007-09-06 Jie Zhang <jie.zhang@analog.com>
8368 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
8369 (tm_defines): Define UCLIBC_DEFAULT to 1.
8370 (extra_options): Add linux.opt.
8371 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
8372 (CRT_CALL_STATIC_FUNCTION): Likewise.
8373 (NO_IMPLICIT_EXTERN_C): Likewise.
8374 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
8375 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
8376 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
8377 (ENDFILE_SPEC): Don't define.
8378 (LIB_SPEC): Likewise.
8379 (CRT_CALL_STATIC_FUNCTION): Likewise.
8380 (NO_IMPLICIT_EXTERN_C): Likewise.
8381 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
8382 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
8384 2007-09-06 Jan Hubicka <jh@suse.cz>
8386 * config/i386/i386.c (ix86_expand_lround, ix86_expand_round):
8387 Update call of real_2expN.
8389 2007-09-06 Jan Hubicka <jh@suse.cz>
8391 * opts.c (common_handle_option): Enable inlining functions for
8394 2007-09-06 Jakub Jelinek <jakub@redhat.com>
8396 * builtin-attrs.def (ATTR_NONNULL_3): New.
8397 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
8398 ATTR_NOTHROW_NONNULL_##FA.
8399 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
8400 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
8401 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
8402 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
8403 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
8404 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
8405 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
8407 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
8408 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
8409 ATTR_FORMAT_NOTHROW_3_4): Remove.
8410 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
8411 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
8412 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
8413 instead of ATTR_FORMAT_*_*.
8415 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
8417 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
8418 parts re-used for REG_FRAME_RELATED_EXPR.
8420 2007-09-05 Janis Johnson <janis187@us.ibm.com>
8422 * optabs.c (expand_float): Convert unsigned integer as signed only
8423 if it provides sufficient accuracy; add mode argument to real_2expN.
8424 (expand_fix): Fix comment typos; extend binary float into mode
8425 wider than destination for converion to unsigned integer; add mode
8426 argument to real_2expN.
8427 * real.c (real_2expN): Add mode argument to special-case decimal
8429 * real.h (real_2expN): Ditto.
8430 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
8432 (fixed_from_string): Ditto.
8433 (fixed_to_decimal): Ditto.
8434 (fixed_convert_from_real): Ditto.
8435 (real_convert_from_fixed): Ditto.
8436 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
8437 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
8438 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
8439 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
8441 2007-09-05 Ian Lance Taylor <iant@google.com>
8443 * init-regs.c (initialize_uninitialized_regs): Call
8444 emit_insn_before rather than add_insn_before.
8446 2007-09-05 Jakub Jelinek <jakub@redhat.com>
8448 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
8449 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
8450 * tree-inline.h (copy_body_data): Add call_expr field.
8451 * tree-inline.c (expand_call_inline): Initialize call_expr.
8452 (copy_bb): Append anonymous inline fn arguments to arguments
8453 when inlining a CALL_EXPR_VA_ARG_PACK call.
8454 * builtins.c (expand_builtin): Issue an error if
8455 BUILT_IN_VA_ARG_PACK is seen during expand.
8456 (fold_call_expr, fold_builtin_call_array): Don't fold
8457 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
8458 __builtin_va_arg_pack () call as last argument.
8459 * gimplify.c (gimplify_call_expr): If last argument to a vararg
8460 function is __builtin_va_arg_pack (), decrease number of call
8461 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
8462 * expr.c (expand_expr_real_1): Issue an error if
8463 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
8464 * tree-pretty-print.c (dump_generic_node): Handle printing
8465 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
8466 * doc/extend.texi (__builtin_va_arg_pack): Document.
8468 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
8470 PR tree-optimization/21513
8471 * builtins.c (build_builtin_expect_predicate): New function.
8472 (fold_builtin_expect): Add argument for expected value.
8473 Distribute __builtin_expect over short-circuiting operations.
8474 Fold nested builtin_expects.
8475 (fold_builtin_2): Adjust call to fold_builtin_expect.
8477 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
8480 PR tree-optimization/13756
8481 * doc/invoke.texi (Options That Control Optimization): Document
8484 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
8486 * config/i386/cpuid.h: New file.
8487 * config/i386/driver-i386.c: Include cpuid.h.
8488 (describe_cache): Shrink size and line strings to 100 bytes.
8489 (detect_caches_amd): Return "" for unsupported max_ext_level.
8490 Use __cpuid function.
8491 (detect_caches_intel): Return "" for unsupported max_level.
8492 Use __cpuid function.
8493 (host_detect_local_cpu): Change feature flag variables to
8494 unsigned int. Initialize only extended feature flag variables.
8495 Use __get_cpuid_max to determine max supported cpuid level.
8496 Use __cpuid function to determine supported features. Fix
8497 calculation of family id. Remove is_amd and check signature
8498 directly. Check for Geode signature. Handle family 4 id.
8499 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
8500 cpu discovery code to lower part of the function.
8501 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
8502 for sub-architecture.
8503 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
8504 [PROCESSOR_K8]: Add k8-sse3 architecture.
8505 [PROCESSOR_NOCONA]: Remove.
8506 [PROCESSOR_GENERIC64]: Ditto.
8507 * config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
8508 * config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
8509 to check for SSE and FXSAVE support.
8510 * config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
8511 Add -minline-all-stringops.
8512 * config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
8513 (x86_64-*-*): Ditto.
8515 2007-09-05 Jie Zhang <jie.zhang@analog.com>
8517 * config/bfin/linux-unwind.h: New file.
8518 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
8519 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
8521 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8523 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
8524 * stmt.c: Include alloc-pool.h.
8525 (struct case_node): Remove GTY marker.
8526 (add_case_node): New parameter case_node_pool. Use it for
8528 (expand_case): New allocation pool case_node_pool. Initialize it,
8529 pass to add_case_node and free it.
8531 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8532 David Ung <davidu@mips.com>
8533 Nigel Stephens <nigel@mips.com>
8535 Add mips16/nomips16 function attributes and -mflip-mips16 option
8536 for testing mixed-mode compilation.
8538 * config/mips/mips.opt (mflip-mips16): New.
8540 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
8541 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
8543 * config/mips/mips.c (mips_base_target_flags): New.
8544 (mips_base_mips16): New.
8545 (mips_base_schedule_insns): New.
8546 (mips_base_reorder_blocks_and_partition): New.
8547 (mips_base_align_loops): New.
8548 (mips_base_align_jumps): New.
8549 (mips_base_align_functions): New.
8550 (mips16_flipper): New.
8551 (mips_attribute_table): Add "mips16" and "nomips16" entries.
8552 (TARGET_SET_CURRENT_FUNCTION): Define.
8553 (mips_mips16_type_p, mips_nomips16_type_p): New.
8554 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
8555 (mips_function_ok_for_sibcall): Make it deal with functions with
8557 (mips_init_split_addresses): New, split out from override_options.
8558 (mips_init_relocs): New, split out from override_options.
8559 (was_mips16_p): New.
8560 (mips_set_mips16_mode): New, split out from override_options.
8561 (mips_set_current_function): New.
8562 (override_options): Add sorry for unsupported mips16/pic
8563 combination. Remove error for mips16/dsp combination. Save
8564 base option settings.
8565 (mips_file_start): Move mips16 mode setting output from here....
8566 (mips_output_function_prologue): ....to here.
8567 (mips_output_mi_thunk): Check for mips16 function.
8568 (build_mips16_function_stub): Don't set .mips16 here.
8569 (build_mips16_call_stub): Likewise.
8570 (mips_expand_builtin): Error in mips16 mode.
8571 (mips_use_mips16_mode_p): New.
8572 (mips_encode_section_info): Check for mips16 function, and set
8573 SYMBOL_REF_FLAGS accordingly.
8575 * doc/extend.texi (Function Attributes): Document new
8576 mips16/nomips16 attributes.
8577 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
8578 (MIPS Options): Document -mflip-mips16.
8580 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8582 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
8583 if we encounter TLS address in MIPS16 mode.
8584 (mips_legitimize_const_move): Check cannot_force_const_mem for
8585 the (const (plus symbol offset)) case; this forces invalid TLS
8586 address in MIPS16 mode to be caught by the above call to sorry.
8587 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
8588 because that now enables emutls, which is not ABI compatible
8589 with native TLS in non-MIPS16 mode.
8591 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8593 Add target hook invoked when cfun changes.
8595 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
8596 * target.h (struct gcc_target): Add set_current_function.
8597 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
8598 (TARGET_INITIALIZER): Add initializer for set_current_function.
8599 * tree.h (push_struct_function): New.
8600 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
8602 (set_cfun): Declare.
8603 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
8605 (push_function_context_to): Use allocate_struct_function
8606 to create null context, not init_dummy_function_start. Use set_cfun.
8607 (pop_function_context_from): Use set_cfun.
8608 (in_dummy_function): New.
8609 (invoke_set_current_function_hook): New.
8611 (push_cfun, pop_cfun): Use set_cfun.
8612 (push_struct_function): New.
8613 (allocate_struct_function): Call invoke_set_current_function_hook
8615 (prepare_function_start): Don't set cfun here. Remove unused
8616 argument; fix all callers.
8617 (init_dummy_function_start): Fiddle with in_dummy_function. Call
8618 push_struct_function.
8619 (init_function_start): Set cfun here.
8620 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
8621 * omp-low.c (create_omp_child_function): Use push_struct_function
8622 and pop_cfun to save/restore state.
8623 (expand_omp_parallel): Remove unused saved_cfun variable.
8624 * cgraphunit.c (ipa_passes): Use set_cfun.
8625 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
8626 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
8627 * matrix-reorg.c (transform_allocation_sites): Likewise.
8628 (matrix_reorg): Use set_cfun.
8629 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
8630 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
8631 assignment to cfun; use set_cfun for the other.
8632 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
8633 (dump_function_to_file): Use push_cfun/pop_cfun here.
8634 * c-decl.c (finish_function): Use set_cfun.
8636 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8638 * regrename.c (rerename_optimize): Use deferred rescanning and
8639 insert explicit calls to rescan insns when changed.
8641 2007-09-05 Jan Hubicka <jh@suse.cz>
8643 * optabs.c (libfunc_entry): Change optab to integer.
8644 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
8645 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
8646 of pointers for hashing.
8648 2007-09-05 Jan Hubicka <jh@suse.cz>
8650 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
8652 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
8653 * see.c (pass_see): Likewise.
8654 * tracer.c (pass_tracer): Likewise.
8655 * postreload-gcse.c (pass_gcse2): Likewise.
8656 * postreload.c (pass_postreload_cse): Likewise.
8657 * mode-switching.c (pass_mode_switching): Likewise.
8658 * modulo-sched.c (pass_sms): Likewise.
8659 * cse.c (cse_insn): Likewise.
8660 * web.c (pass_web): Likweise.
8661 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
8662 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
8663 * loop-init.c (pass_rtl_loop_init): Likewise.
8664 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
8665 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
8666 * global.c (pass_global_alloc): Likewise.
8667 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
8668 pass_if_after_reload): Likewise.
8669 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
8670 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
8671 * regmove.c (pass_regmove): Likewise.
8672 * function.c (pass_thread_prologugues_epilogues): Likewise.
8673 * gcse.c (pass_gcse): Likewise.
8674 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
8675 * lower-subreg.c (pass_lower_subreg2): Likewise.
8676 * bt-load.c (pass_branch_target_load): Likewise.
8677 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
8678 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
8679 * combine.c (pass_combine): Likewise.
8680 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
8681 (pass_partition_blocks): Likewise.
8682 * var-tracking.c (pass_variable_track): Likewise.
8683 * reg-stack.c (pass_stack_regs_run): Likewise.
8684 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
8685 * passes.c (pass_postreload): Likewise.
8686 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
8687 * tree-pass.h (TODO_verify_rtl_sharing): New.
8688 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
8689 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
8690 TODO_set_props, TODO_df_finish, TODO_df_verify,
8691 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
8693 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8695 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
8696 fold_real_zero_addition_p, reorder_operands_p,
8697 div_if_zero_remainder, fold_undefer_overflow_warnings,
8698 int_binop_types_match_p, fold_convert_const_int_from_int,
8699 fold_convert_const_int_from_real,
8700 fold_convert_const_int_from_fixed,
8701 fold_convert_const_real_from_real,
8702 fold_convert_const_real_from_fixed,
8703 fold_convert_const_fixed_from_fixed,
8704 fold_convert_const_fixed_from_int,
8705 fold_convert_const_fixed_from_real, maybe_lvalue_p,
8706 fold_checksum_tree, fold_check_failed, print_fold_checksum,
8707 debug_fold_checksum, multiple_of_p): Constify.
8708 * tree-flow-inline.h (get_lineno): Likewise.
8709 * tree-flow.h (get_lineno): Likewise.
8710 * tree-object-size.c (compute_object_offset, addr_object_size,
8711 alloc_object_size, pass_through_call): Likewise.
8712 * tree-pretty-print.c (op_symbol, print_call_name,
8713 print_struct_decl, do_niy): Likewise.
8714 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
8715 debug_fold_checksum): Likewise.
8717 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
8720 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
8721 note, remove the associated REG_RETVAL note.
8723 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
8725 * config.gcc (powerpc*-*-*): Install
8726 spu2vmx.h, vec_types.h, and si2vmx.h headers.
8727 * config/rs6000/spu2vmx.h: New header.
8728 * config/rs6000/si2vmx.h: New header.
8729 * config/rs6000/vec_types.h: New header.
8731 2007-09-05 Ben Elliston <bje@au.ibm.com>
8733 * varasm.c (initializer_constant_valid_p): Fix comment typo.
8735 2007-09-05 Ben Elliston <bje@au.ibm.com>
8737 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
8739 (__stdcx): Make asm volatile.
8740 (__stwcx, __stdcx): Return only 0 or 1.
8742 2007-09-05 Jan Hubicka <jh@suse.cz>
8746 2007-09-04 Jan Hubicka <jh@suse.cz>
8747 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
8749 2007-09-04 Richard Guenther <rguenther@suse.de>
8750 * tree-ssa-operands.c (add_virtual_operand): Only mark
8751 stores as has_volatile_ops if alias information is not available.
8753 2007-09-05 Jakub Jelinek <jakub@redhat.com>
8755 * config/rs6000/tramp.asm: Include config.h.
8756 Check __PIC__ or __pic__ macro instead of SHARED.
8758 PR rtl-optimization/32300
8759 * see.c (see_copy_insn): New function.
8760 (see_def_extension_not_merged, see_merge_one_use_extension,
8761 see_merge_one_def_extension): Use it. Avoid changing
8762 PREV_INSN/NEXT_INSN chains directly, insted emit insns
8763 into sequences. Call df_insn_delete on temporary insns
8764 that won't be emitted into the insn stream.
8765 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
8766 and run df_process_deferred_rescans () before run_fast_dce.
8768 PR tree-optimization/33017
8769 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
8770 recurse for pure or const function calls.
8772 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8774 * c-format.c: Include alloc-pool.h.
8775 (check_format_info_main): New argument fwt_alloc. Use allocation
8776 pool instead of GC. Remove GC deallocation code.
8777 (check_format_arg): Create allocation pool, pass it to
8778 check_format_info_main and free it afterwards.
8779 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
8781 2007-09-05 Ben Elliston <bje@au.ibm.com>
8783 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
8784 Rename count macro arugment for clarity.
8785 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
8786 (__protected_stream_set): Likewise, pass 0.
8788 2007-09-04 Jan Hubicka <jh@suse.cz>
8790 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
8792 2007-09-04 Jan Hubicka <jh@suse.cz>
8794 * invoke.texi (-finline-small-functions): Document.
8795 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
8796 when deciding what is inlinable.
8797 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
8798 (cgraph_decide_inlining_of_small_function): Handle new flags.
8799 (cgraph_decide_inlining_incrementally): Likewise.
8800 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
8801 * common.opt (finline-small-functions): New.
8802 * Makefile.in (build/gengtype.o-warn): Work around PR29478
8804 2007-09-04 Richard Guenther <rguenther@suse.de>
8806 * tree-ssa-operands.c (add_virtual_operand): Only mark
8807 stores as has_volatile_ops if alias information is not available.
8809 2007-09-04 Andrew Haley <aph@redhat.com>
8811 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
8813 2007-09-04 Andrew Haley <aph@redhat.com>
8815 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
8816 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
8817 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
8819 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
8822 * common.opt: Mention ABI version 2 in comment.
8824 2007-09-04 Jan Hubicka <jh@suse.cz>
8826 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
8827 (libfunc_entry): New structure.
8828 (libfunc_hash): New hashtable.
8829 (hash_libfunc): New function.
8830 (eq_libfunc): New function.
8831 (convert_optab_libfunc): New function.
8832 (optab_libfunc): New function.
8833 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
8834 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
8835 expand_float, expand_fix, new_optab, new_convert_optab):
8836 Update for new libfunc API.
8837 (init_libfunc, init_integral_libfuncs,
8838 init_floating_libfuncs, init_interclass_conv_libfuncs
8839 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
8840 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
8841 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
8842 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
8843 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
8844 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
8845 gen_extend_conv_libfunc): New.
8846 (init_one_libfunc): Revamp for hashtables.
8847 (set_conv_libfunc): Likewise.
8848 (init_optabs): Initialize hashtable; use lazy initialization where
8850 * optabs.h (optab_handlers): Move out of GGC.
8851 (optab, convert_optab): Move out of GGC; add lazy gen info.
8852 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
8853 (optab_libfunc, convert_optab_libfunc): New.
8854 * builtins.c (expand_builtin_powi): Update for new API.
8855 * expr.c (convert_move): Likewise.
8856 * expmed.c (expand_divmod): Likewise.
8858 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
8860 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
8861 GOT pointer only if there is a constant pool. Use the allocated space
8864 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
8866 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
8869 2007-09-04 Revital Eres <eres@il.ibm.com>
8870 Richard Guenther <rguenther@suse.de>
8871 R. Clint Whaley <whaley@cs.utsa.edu>
8873 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
8875 * tree-tailcall.c (process_assignment): Use -fassociative-math
8876 when reodering operands of floating-point type.
8877 * fold-const.c (fold_comparison, fold_binary): Use
8878 -fassociative-math and -freciprocal-math instead of
8879 -funsafe-math-optimization flag.
8880 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
8881 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
8882 -freciprocal-math instead of -funsafe-math-optimizations.
8883 * opts.c (set_fast_math_flags): Set -freciprocal-math and
8884 -fassociative-math when -ffast-math is set.
8885 (set_unsafe_math_optimizations_flags): New Function
8886 to set -freciprocal-math and -fassociative-math when
8887 -funsafe-math-optimizations is set.
8888 (common_handle_option): Call it.
8889 * tree-vectorizer.c (vect_is_simple_reduction): Use
8890 -fassociative-math when doing reduction on floats.
8891 * loop-unroll.c (analyze_insn_to_expand_var): Use
8892 -fassociative-math when expanding an accumulator of type float.
8893 * simplify-rtx.c (simplify_binary_operation_1): Use
8894 -fassociative-math and -freciprocal-math when reordeing operands
8895 of floating-point type.
8896 * combine.c (combine_simplify_rtx): Likewise.
8897 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
8899 * common.opt (-fassociative-math, -freciprocal-math): New flags.
8901 2007-09-04 Paolo Carlini <pcarlini@suse.de>
8904 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
8906 2007-09-04 Jan Hubicka <jh@suse.cz>
8908 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
8910 2007-09-04 Jan Hubicka <jh@suse.cz>
8912 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
8913 and corresponding MATCH_DUP.
8915 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
8918 * combine.c (subst): Do not try to simplify X if it represents load
8919 of FP constant from the constant pool via float extension.
8921 2007-09-04 Ben Elliston <bje@au.ibm.com>
8923 * c-opts.c: Include "tm_p.h".
8924 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
8926 2007-09-04 Richard Guenther <rguenther@suse.de>
8928 PR tree-optimization/33291
8929 * tree-pretty-print.c (dump_generic_node): Dump all
8930 qualifiers for pointer types, not only first. Dump
8931 qualifiers for aggregate types as well.
8932 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
8933 use the canonical type for building ARRAY_REFs.
8934 * gimplify.c (canonicalize_addr_expr): Clean up. The
8935 correct validness check is compatibility of the pointer
8936 types. Always use the canonical type for building
8937 ARRAY_REFs and ADDR_EXPRs.
8938 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
8939 change that disabled propagation of ADDR_EXPRs into statements
8942 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8944 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
8945 (umulsi3_highpart): Make into expanders; existing insns are
8946 now named *[insn]_nov6. Add stars to existing [insn]_v6
8947 counterparts' names.
8949 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
8951 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
8952 (unprotoize.o): Remove SHLIB_MULTILIB.
8954 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
8956 * doc/extend.texi: Document progmem attribute for AVR.
8958 2007-09-03 Anatoly Sokolov <aesok@post.ru>
8961 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
8963 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8965 * optabs.c (expand_ffs): Initialize val and defined_at_zero
8968 * optabs.c: Remove unnecessary forward declarations.
8969 (expand_unop_direct): New, broken out of expand_unop.
8970 (expand_doubleword_clz): New.
8971 (expand_ctz): Move above expand_ffs. Use
8972 start_sequence, end_sequence, add_equal_note, and
8973 expand_unop_direct. Add more commentary.
8974 (expand_ffs): Try both ctz optab and expand_ctz.
8975 Generate a test and branch if the hardware doesn't give us
8976 a useful value for input zero. Style improvements similar to
8979 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
8981 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8983 * config.gcc: Delete stanza for arm-semi-aof and
8984 armel-semi-aof targets.
8985 * config/arm/arm-protos.h
8987 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
8988 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
8989 delete aof_pic_label and remove mention of AOF in comments.
8990 * config/arm/arm.md: Delete patterns used only for AOF assembly.
8992 * config/arm/semiaof.h
8993 * config/arm/t-semi: Delete file.
8995 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8997 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
8998 CONST_CAST_BB): New macros for type-specific casts.
8999 (CONST_CAST): Add a TYPE parameter and define it in terms of
9002 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
9003 * c-lex.c (cb_ident, lex_string): Likewise,
9004 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
9005 * config/i386/i386.c (ix86_function_regparm,
9006 ix86_function_sseregparm): Use CONST_CAST_TREE.
9007 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
9009 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
9010 give_switch, set_multilib_dir): Likewise,
9011 * gengtype-parse.c (string_seq, typedef_name): Likewise,
9012 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
9013 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
9014 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
9015 * prefix.c (update_path): Likewise,
9016 * pretty-print.c (pp_base_destroy_prefix): Likewise,
9017 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
9018 * tree-cfg.c (tree_can_merge_blocks_p,
9019 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
9020 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
9021 * tree.c (build_string): Supply a TYPE for CONST_CAST.
9022 (attribute_list_contained): Use CONST_CAST_TREE.
9024 2007-09-03 Krister Walfridsson <cato@df.lth.se>
9026 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
9028 2007-09-03 Richard Sandiford <richard@codesourcery.com>
9031 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
9032 before forcing them into a register.
9034 2007-09-03 Richard Sandiford <richard@codesourcery.com>
9036 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
9037 rather than define_code_macro.
9039 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9041 * gcc.c (xputenv): New function.
9042 (putenv_from_prefixes): Use xputenv instead of putenv.
9043 (process_command): Use xputenv instead of putenv.
9044 (set_collect_gcc_options): Use xputenv instead of putenv.
9045 (main): Use xputenv instead of putenv.
9047 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
9049 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
9050 availability of swap instruction.
9051 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
9053 2007-09-03 Revital Eres <eres@il.ibm.com>
9055 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
9058 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
9059 Ayal Zaks <zaks@il.ibm.com>
9060 Revital Eres <eres@il.ibm.com>
9062 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
9063 compute_split_row): New functions.
9064 (ps_unschedule_node): Remove.
9065 (normalize_sched_times): Iterate over the already scheduled
9066 insns instead of the number of nodes.
9067 (MAX_SPLIT_NUM): New definition.
9068 (sms_schedule_by_order): Change the scheduling heuristic to
9069 avoid useless increases of initiation interval ii.
9070 (get_sched_window): Add dump printouts.
9072 2007-09-02 David Daney <ddaney@avtrex.com>
9074 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
9075 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
9076 (optab, insn): Add more attributes.
9077 (fetchop_bit): New code macro.
9078 (immediate_insn): New code macro attribute.
9079 (sync): Change condition to ISA_HAS_SYNC.
9080 (rdhwr): Change predicate for operand 0 to register_operand.
9081 (memory_barrier): New expand.
9082 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
9083 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
9084 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
9085 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
9086 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
9087 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
9088 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
9089 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
9090 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
9092 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
9093 Hans-Peter Nilsson <hp@axis.com>
9095 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
9096 Defined to describe availability and behavior of CLZ.
9097 * config/cris/cris.md (clzsi2): Implement using lz instruction.
9098 * config/cris/cris.opt: Tweak comment for "-metrax4".
9099 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
9100 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
9101 (count_leading_zeros): Define.
9103 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9105 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
9107 2007-09-02 Joseph Myers <joseph@codesourcery.com>
9111 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
9114 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
9116 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
9117 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
9118 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
9119 sched-deps.c, sched-int.h, system.h, target.h,
9120 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
9121 tree.def: Fix comment typos.
9123 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
9125 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
9126 (override_options): Turn on -mstrict-align on non-ColdFire
9128 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
9130 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9132 * c-common.c (const_strip_array_types): Delete.
9133 * c-common.h (const_strip_array_types): Likewise.
9134 * emit-rtl.c (const_next_insn, const_previous_insn,
9135 const_next_nonnote_insn, const_prev_nonnote_insn,
9136 const_next_real_insn, const_prev_real_insn,
9137 const_next_active_insn, const_prev_active_insn, const_next_label,
9138 const_prev_label): Delete.
9139 * gimple-low.c (block_may_fallthru): Use expr_last.
9140 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
9141 * rtl.h (const_previous_insn, const_next_insn,
9142 const_prev_nonnote_insn, const_next_nonnote_insn,
9143 const_prev_real_insn, const_next_real_insn,
9144 const_prev_active_insn, const_next_active_insn, const_prev_label,
9145 const_next_label): Delete.
9146 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
9147 * system.h (CONST_CAST): Update comment.
9148 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
9149 (const_first_stmt, const_last_stmt): Delete.
9150 (tree_block_ends_with_condjump_p): Use last_stmt.
9151 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
9152 * tree-iterator.c (const_expr_first, const_expr_last,
9153 const_expr_only): Delete.
9154 * tree.c (const_lookup_attribute): Likewise.
9155 (attribute_list_contained): Use lookup_attribute.
9156 * tree.h (const_lookup_attribute, const_expr_first,
9157 const_expr_last, const_expr_only): Delete.
9159 2007-09-01 Richard Guenther <rguenther@suse.de>
9161 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
9162 instead of TREE_THIS_VOLATILE.
9163 * tree-ssa-operands.c (add_virtual_operand): Do not set
9164 has_volatile_ops. Do not check s_ann for NULL.
9165 (get_indirect_ref_operands): Likewise.
9166 (get_expr_operands): Likewise. For all reference trees
9167 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
9168 check base of reference for TREE_THIS_VOLATILE.
9170 2007-09-01 Richard Guenther <rguenther@suse.de>
9172 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
9173 between integral types. Also allow conversions between
9176 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9178 * optabs.c (prepare_float_lib_cmp): Use
9179 libgcc_cmp_return_mode instead of word_mode.
9180 * config/dfp-bit.h: Likewise.
9181 * config/fp-bit.h: Likewise.
9182 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
9184 (spu_libgcc_shift_count_mode): New function.
9185 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
9186 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
9188 2007-08-31 Joseph Myers <joseph@codesourcery.com>
9190 * tree-pretty-print.c: Include output.h.
9191 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
9192 HOST_WIDE_INT_PRINT_DEC.
9193 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
9195 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
9197 PR rtl-optimization/33224
9198 * loop-iv.c (latch_dominating_def): Check that the definition belongs
9199 to the analysed region.
9201 2007-08-31 Richard Guenther <rguenther@suse.de>
9203 * function.c (allocate_struct_function): Do not set
9204 current_function_returns_pointer.
9205 * function.h (struct var_refs_queue): Remove.
9206 (struct simple_obstack_stack): Likewise.
9207 (struct function): Remove fixup_var_refs_queue member.
9208 Remove returns_pointer flag.
9209 (current_function_returns_pointer): Remove define.
9211 2007-08-31 Nick Clifton <nickc@redhat.com>
9213 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
9214 secondary keys in order to obtain a stable sort.
9216 2007-08-31 Nick Clifton <nickc@redhat.com>
9219 * config/m32r/constraints.md: Add W constraint for integer zero.
9220 * config/m32r/m32r.md (get_pc): Use W and i constraints.
9221 Fix length calculation by using alternatives.
9223 2007-08-31 Richard Sandiford <richard@codesourcery.com>
9225 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
9226 split out from expand_binop.
9227 (avoid_expensive_constant): New function.
9228 (expand_binop_directly): Remove commutative_op argument and
9229 (expand_binop_directly): Remove commutative_op argument and
9230 call cummutative_optab_p instead. Do not change op0 or op1
9231 when swapping xop0 and xop1. Apply avoid_expensive_constant
9232 to each argument after potential swapping. Enforce the
9233 canonical order of commutative operands.
9234 (expand_binop): Use shift_optab_p and commutative_optab_p.
9235 Update the calls to expand_binop_directly. Only force constants
9236 into registers when widening an operation. Only swap operands
9237 once a direct expansion has been rejected.
9238 (expand_twoval_binop): Only force constants into registers when
9239 using a direct expansion.
9241 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
9243 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
9244 (sched_analyze_insn): Don't postprocess speculative dependencies when
9245 target has no scheduling.
9246 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
9247 'uninitialized' warning.
9249 2007-08-31 Richard Guenther <rguenther@suse.de>
9251 * tree.c (build_complex_type): Always set TYPE_NAME for
9254 2007-08-31 Olivier Hainque <hainque@adacore.com>
9256 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
9257 internal macro. Default alignment factor for csect directives, chosen
9258 to match what BIGGEST_ALIGNMENT allows.
9259 (DATA_SECTION_ASM_OP): Use it.
9260 * config/rs6000/rs6000.c
9261 (rs6000_xcoff_output_readonly_section_asm_op):
9262 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
9263 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
9265 2007-08-31 Olivier Hainque <hainque@adacore.com>
9267 * dbxout.c (dbxout_block): Move declaration within the first
9268 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
9269 block to include the definition, together with the associated
9272 2007-08-31 David Edelsohn <edelsohn@gnu.org>
9273 Revital Eres <eres@il.ibm.com>
9275 * doc/invoke.texi (-mpaired): Document flag.
9276 * config.gcc: Include paired.h in powerpc extra_headers and
9277 750cl.h in powerpc-*-linux*paired*.
9278 * config/rs6000/rs6000.opt (-mpaired): New flag.
9279 * config/rs6000/rs6000.c (paired_init_builtins,
9280 paired_expand_builtin, paired_expand_lv_builtin,
9281 paired_expand_stv_builtin, paired_expand_predicate_builtin):
9282 New functions to support the paired single builtin functions.
9283 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
9284 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
9286 (bdesc_paired_preds): New structure for paired predicate
9288 (rs6000_expand_builtin): Expand paired single builtins.
9289 (rs6000_init_builtins): Init paired single builtins.
9290 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
9291 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
9292 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
9293 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
9294 (rs6000_vector_mode_supported_p): Support paired vector mode.
9295 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
9296 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
9298 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
9299 (DATA_ALIGNMENT): Likewise.
9300 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
9301 (rs6000_builtins): Add PAIRED builtins.
9302 * config/rs6000/rs6000.md: Include paired.md.
9303 * config/rs6000/paired.h: New.
9304 * config/rs6000/paired.md: New.
9305 * config/rs6000/750cl.h: New.
9306 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
9308 2007-08-30 Ollie Wild <aaw@google.com>
9310 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
9311 * gcc.c (default_compilers): Add -fno-directives-only to
9312 @assembler-with-cpp.
9314 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
9318 * regclass.c (initial_fixed_regs): Revert previous change and make
9320 (initial_call_used_regs): Likewise.
9321 (initial_call_really_used_regs): Delete, reverting previous addition.
9322 (initial_reg_names): Likewise.
9323 (init_reg_sets): Revert previous change.
9324 (saved_fixed_regs): New.
9325 (saved_call_used_regs): New.
9326 (saved_call_really_used_regs): New.
9327 (saved_reg_names): New.
9328 (save_register_info): New.
9329 (restore_register_info): New.
9330 (init_reg_sets_1): Replace reset of register info with call to
9331 restore_register_info.
9332 * rtl.h (save_register_info): Declare.
9333 * toplev.c (backend_init): Call save_register_info.
9335 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9337 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
9338 from the original statement.
9340 2007-08-30 Chao-ying Fu <fu@mips.com>
9342 * c-lex.c (interpret_fixed): Declare.
9343 (interpret_float): Process _Fract and _Accum.
9344 (interpret_fixed): New function.
9345 * final.c (output_addr_const): Process CONST_FIXED.
9346 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
9347 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
9349 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
9351 (simplify_immed_subreg): Support CONST_FIXED.
9352 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
9353 (simplify_subreg): Support CONST_FIXED.
9355 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
9357 * config/rs6000/ppu_intrinsics.h: New file.
9358 * config.gcc (powerpc*-*-* <extra_headers>): Install
9361 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9363 * cfg.c (dump_flow_info): Change to also print entry and exit
9365 * print-rtl.c (print_rtl_single): Allow to print rtl with
9368 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
9370 * df-core.h (df_dump_region): New function.
9371 * df.h (df_dump_region): New function.
9372 * loop-invariant.c (find_defs): Add call to df_dump_region.
9373 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
9376 2007-08-30 Jakub Jelinek <jakub@redhat.com>
9379 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
9380 true if any of the compare_section_name calls returned true,
9381 rather than if any returned false.
9383 2007-08-30 Richard Guenther <rguenther@suse.de>
9385 PR tree-optimization/33199
9386 * tree-ssa-structalias.c (handle_lhs_call): New function.
9387 (find_func_aliases): In non-IPA mode make sure that for
9388 calls that return a pointer we add a constraint for the
9389 result to point to anything.
9391 2007-08-30 Richard Guenther <rguenther@suse.de>
9393 * doc/invoke.texi (-mveclibabi): Document new target option.
9394 * config/i386/i386.opt (-mveclibabi): New target option.
9395 * config/i386/i386.c (ix86_veclib_handler): Handler for
9396 vectorization library support.
9397 (override_options): Handle the -mveclibabi option, initialize
9398 the vectorization library handler.
9399 (ix86_builtin_vectorized_function): As fallback call the
9400 vectorization library handler, if set.
9401 (ix86_veclibabi_acml): New static function for ACML ABI style
9402 vectorization support.
9404 2007-08-30 Jakub Jelinek <jakub@redhat.com>
9406 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
9407 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
9408 SImode and update m. Don't run gen_lowpart_common on arbitrary
9409 memory address, force it to register first.
9412 * dce.c (dce_process_block): Don't delete setters of
9413 artificially used registers.
9415 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9417 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
9418 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
9419 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
9421 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9423 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
9425 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
9426 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
9428 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9430 * system.h: Activate -Wcast-qual as warning-only.
9432 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
9435 * config/rs6000/rs6000.c (compare_section_name): New function.
9436 (rs6000_elf_in_small_data_p): Compare section prefixes instead
9439 2007-08-29 Olivier Hainque <hainque@adacore.com>
9441 * xcoffout.c: #include debug.h.
9442 * Makefile.in (xcoffout.o): Add debug.h dependency.
9444 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
9446 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
9447 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
9449 2007-08-29 Richard Guenther <rguenther@suse.de>
9451 * tree-pretty-print.c (dump_generic_node): Print
9452 label DECL_UID as D.%u.
9453 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
9455 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9457 * builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
9458 * builtins.def (BUILT_IN_REALLOC): New builtin.
9460 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
9463 * tree.c (build_type_attribute_qual_variant): Set canonical types
9464 on the final, unqualified attribute variant before building the
9467 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9469 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
9470 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
9472 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9475 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9476 * config/bfin/bfin.md (composev2hi): Put operands into vector
9479 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9481 * config/bfin/bfin.md (composev2hi): Put operands into vector
9484 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9486 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
9487 attribute when appropriate.
9488 (bfin_handle_l1_text_attribute): New.
9489 (bfin_handle_l1_data_attribute): New.
9490 (bfin_attribute_table): Add attributes: l1_text, l1_data,
9491 l1_data_A and l1_data_B.
9492 * doc/extend.texi (node Function Attributes): Document l1_text
9494 (Variable Attributes): Add Blackfin subsection. Document l1_data,
9495 l1_data_A and l1_data_B variable attributes.
9497 2007-08-28 Jie Zhang <jie.zhang@analog.com>
9499 * config/bfin/bfin.opt (minline-plt): Add.
9500 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
9501 call to global functions.
9502 * doc/invoke.texi (Option Summary): Mention -minline-plt.
9503 (Blackfin Options): Document -minline-plt.
9505 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
9507 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
9508 given a non-function.
9509 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
9511 2007-08-28 DJ Delorie <dj@redhat.com>
9513 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
9515 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9517 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
9519 2007-08-28 Richard Guenther <rguenther@suse.de>
9521 * tree.h (struct tree_function_decl): Increase size of
9522 function_code bitfield.
9524 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
9525 Kazu Hirata <kazu@codesourcery.com>
9527 * config/m68k/linux.h
9528 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
9529 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
9530 (m68k_return_in_memory): New.
9531 * config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
9534 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
9537 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
9538 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
9539 operand) when top VEC_SELECT extracts scalar element.
9540 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
9541 (*vec_extract_v4sf_mem): Ditto.
9543 2007-08-28 Jakub Jelinek <jakub@redhat.com>
9546 * passes.c (init_optimization_passes): Move pass_df_finish
9547 after pass_postreload sublist.
9549 PR rtl-optimization/33148
9550 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
9551 (neg (lt X 0)) if X has scalar int mode.
9554 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
9555 initializer, use build_vector_from_ctor if possible to create
9556 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
9557 even after this, return NULL.
9559 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
9561 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
9563 2007-08-28 Richard Guenther <rguenther@suse.de>
9565 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
9566 (struct tree_function_decl): Make function_code a bitfield.
9567 Add disregard_inline_limits flag.
9568 * cgraphunit.c (cgraph_process_new_functions): Check
9569 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
9570 (cgraph_preserve_function_body_p): Likewise.
9571 * ipa-inline.c (compute_inline_parameters): Likewise.
9572 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
9573 for GNU C extern inline functions.
9574 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
9575 * tree-inline.c (disregard_inline_limits_p): Remove.
9576 * tree-inline.h (disregard_inline_limits_p): Likewise.
9577 * c-common.c (handle_always_inline_attribute): Set
9578 DECL_DISREGARD_INLINE_LIMITS.
9579 * langhooks.c (add_builtin_function): Verify the function code
9580 fits in the bitfield.
9582 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
9583 Vladimir Yanovsky <yanov@il.ibm.com>
9584 Revital Eres <eres@il.ibm.com>
9585 Andrey Belevantsev <abel@ispras.ru>
9587 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
9589 * modulo-sched.c: Add documentation regarding do-loop.
9590 (doloop_register_get): Change number of arguments to support
9591 the new do-loop pattern and check whether COUNT_REG has no other
9592 occurences in the loop besides in the control part.
9593 (duplicate_insns_of_cycles): Do not duplicate the insn which
9594 changes count_reg as it is already adjusted.
9595 (generate_prolog_epilog): New argument to support the new
9596 do-loop pattern. Change the subtract instruction to use
9597 expand_simple_binop. Call duplicate_insns_of_cycles with new
9599 (sms_schedule): Call doloop_register_get and
9600 generate_prolog_epilog with new argument. Do not handle loops
9601 with single sets insns with subreg in their lhs.
9602 * loop-doloop.c (doloop_optimize): Support for another do-loop
9604 (doloop_condition_get): Gets an instruction instead of a pattern
9605 and change the return condition when the do-loop pattern is
9607 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
9608 deps when considering to not create edges.
9610 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
9612 * doc/extend.texi (gnu_inline funtion attribute): Document C++
9615 2007-08-27 Jason Merrill <jason@redhat.com>
9618 * gimplify.c (gimplify_modify_expr): Discard the assignment of
9619 zero-sized types after calling gimplify_modify_expr_rhs.
9621 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
9623 * regclass.c (init_reg_autoinc): Fix typo.
9625 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
9627 Fix PR tree-optimization/33173
9628 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
9630 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
9633 * config/i386/i386.h (VALID_DFP_MODE_P): New.
9634 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
9637 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
9638 David Ung <davidu@mips.com>
9639 Nigel Stephens <nigel@mips.com>
9641 Separate target-specific initialization from general
9642 back-end initialization.
9644 * toplev.c (init_alignments): New, split out from...
9645 (process_options): ...here.
9646 (backend_init_target): New, split out from...
9647 (backend_init): ...here.
9648 (lang_dependent_init_target): New, split out from...
9649 (lang_dependent_init): ...here.
9650 (target_reinit): New.
9651 * toplev.h (target_reinit): Declare.
9652 * expr.c (init_expr_target): Renamed from init_expr_once, since it
9653 now can be called more than once. Update comments.
9654 * expr.h (init_expr_target): Likewise.
9655 * alias.c (init_alias_target): Renamed from init_alias_once, since it
9656 now can be called more than once. Explicitly zero
9657 static_reg_base_value.
9658 * emit-rtl.c (init_emit_regs): New, split out from...
9659 (init_emit_once): Here.
9660 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
9661 non-const, so that changes from command-line arguments can overwrite
9662 values provided by the static initializers.
9663 (initial_call_really_used_regs): New, used similarly to the above.
9664 (initial_reg_names): Likewise.
9665 (last_mode_for_init_move_cost): Promoted function-local static to
9666 file-scope static to make it accessible outside init_move_cost.
9667 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
9668 Do not initialize inv_reg_alloc_order yet, either. Do initialize
9669 reg_names since it is needed for parsing command-line options.
9670 (init_move_cost): Use last_mode_for_init_move_cost instead of
9671 function-local static.
9672 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
9673 call_really_used_regs now. Reinitialize reg_names. Also
9674 initialize inv_reg_alloc_order. Zero reg_class_subunion and
9675 reg_class_superunion. Clear losing_caller_save_reg_set.
9676 Preserve global registers if called more than once. Reset
9677 move cost, may_move_in_cost, may_move_out_cost, and
9678 last_mode_for_init_move_cost.
9679 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
9680 can now be invoked more than once. Update comments.
9681 (init_regs): Update comments.
9682 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
9683 and initial_call_really_used_regs, instead of the non-initial
9684 variables. This allows us to save the command-line register settings
9685 after target reinitialization.
9686 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
9687 * rtl.h (init_emit_regs): Declare.
9688 (init_reg_modes_target, init_alias_target): Renamed as described
9690 * reload1.c (init_reload): Update comments.
9691 * optabs.c (init_optabs): Likewise.
9692 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
9694 2007-08-26 Chao-ying Fu <fu@mips.com>
9696 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
9699 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9701 * alias.c (memory_modified_1, memory_modified_in_insn_p):
9703 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
9705 * bb-reorder.c (copy_bb_p): Likewise.
9706 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
9707 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
9708 block_ends_with_condjump_p): Likewise.
9709 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
9710 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
9711 block_ends_with_condjump_p): Likewise.
9712 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
9713 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
9714 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
9715 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
9716 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
9717 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
9718 debug_true_const_tree instad of debug_true_tree.
9719 * debug.c (do_nothing_debug_hooks): Likewise.
9720 * debug.h (ignore_block, debug_true_const_tree): Constify.
9721 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
9722 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
9723 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
9724 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
9725 dbx_reg_number, is_based_loc, field_type,
9726 simple_type_align_in_bits, simple_decl_align_in_bits,
9727 simple_type_size_in_bits, field_byte_offset, insert_float,
9728 type_tag, member_declared_type, is_redundant_typedef,
9729 secname_for_decl, is_inlined_entry_point): Likewise.
9730 * emit-rtl.c (const_next_insn, const_previous_insn,
9731 const_next_nonnote_insn, const_prev_nonnote_insn,
9732 const_next_real_insn, const_prev_real_insn,
9733 const_next_active_insn, const_prev_active_insn, const_next_label,
9734 const_prev_label): Likewise.
9735 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
9737 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
9738 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
9739 sched_insn_is_legitimate_for_speculation_p): Likewise.
9740 * jump.c (reversed_comparison_code_parts,
9741 reversed_comparison_code, reversed_comparison, condjump_label):
9743 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
9744 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
9746 * rtl.h (const_previous_insn, const_next_insn,
9747 const_prev_nonnote_insn, const_next_nonnote_insn,
9748 const_prev_real_insn, const_next_real_insn,
9749 const_prev_active_insn, const_next_active_insn, const_prev_label,
9750 const_next_label, modified_between_p, modified_in_p,
9751 const_note_storeskeep_with_call_p, condjump_label,
9752 reversed_comparison, reversed_comparison_code,
9753 reversed_comparison_code_parts, memory_modified_in_insn_p,
9754 stack_regs_mentioned): Likewise.
9755 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
9756 keep_with_call_p): Likewise.
9757 * sched-deps.c (deps_may_trap_p, sched_get_condition,
9758 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
9759 sd_lists_size, sd_lists_empty_p): Likewise.
9760 * sched-int.h (sched_insns_conditions_mutex_p,
9761 haifa_classify_insn, no_real_insns_p,
9762 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
9763 sd_lists_size, sd_lists_empty_p): Likewise.
9764 * sdbout.c (sdb_debug_hooks): Likewise.
9765 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
9766 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
9767 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
9769 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
9770 tree_can_throw_internal): Likewise.
9771 * tree-flow-inline.h (phi_nodes): Likewise.
9772 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
9773 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
9774 * tree-gimple.c (const_get_call_expr_in): Likewise.
9775 * tree-gimple.h (const_get_call_expr_in): Likewise.
9776 * tree.c (const_lookup_attribute, attribute_list_equal,
9777 attribute_list_contained): Likewise.
9778 * tree.h (attribute_list_equal, attribute_list_contained,
9779 const_lookup_attribute): Likewise.
9780 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
9782 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
9784 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
9785 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
9787 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
9790 * config/alpha/constraints.md: Delete "svn:mime-type" property
9791 with svn propdel "svn:mime-type".
9793 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
9796 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
9797 non NOTE insn doesn't cross basic block.
9798 (noce_try_abs): Likewise.
9799 (noce_process_if_block): Likewise.
9801 2007-08-26 David Edelsohn <edelsohn@gnu.org>
9804 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
9805 operand without auto-inc-dec.
9806 * config/rs6000/rs6000.md (floatsidf2_internal): Use
9807 offsettable_mem_operand.
9808 (floatunssidf2_internal): Same.
9809 (fix_truncdfsi2_internal): Same.
9810 (floatsidf_ppc64): Same.
9811 (floatunssidf_ppc64): Same.
9812 (fix_trunctfsi2_internal): Same.
9814 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
9817 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
9818 pass defines needed for version.c.
9820 2007-08-25 Joseph Myers <joseph@codesourcery.com>
9822 * configure.ac (--debug-prefix-map check): Change assembler
9823 version presumed to have feature to 2.18.
9824 * configure: Regenerate.
9826 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9828 * c-common.c (vector_types_convertible_p,
9829 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
9830 self_promoting_args_p): Constify.
9831 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
9832 c_promoting_integer_type_p, self_promoting_args_p,
9833 anon_aggr_type_p, vector_types_convertible_p): Likewise.
9834 * c-decl.c (anon_aggr_type_p): Likewise.
9835 * * c-dump.c (dump_stmt): Likewise.
9836 * c-objc-common.c (has_c_linkage): Likewise.
9837 * c-tree.h (same_translation_unit_p): Likewise.
9838 * c-typeck.c (null_pointer_constant_p,
9839 tagged_types_tu_compatible_p, function_types_compatible_p,
9840 type_lists_compatible_p, lvalue_or_else, lvalue_p,
9841 comptypes_internal, struct tagged_tu_seen_cache,
9842 same_translation_unit_p, alloc_tagged_tu_seen_cache,
9843 c_size_in_bytes): Likewise.
9844 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
9845 hash_ptr, eq_ptr): Likewise.
9846 * langhooks-def.h (lhd_decl_ok_for_sibcall,
9847 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
9848 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
9849 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
9851 * optabs.c (optab_for_tree_code): Likewise.
9852 * optabs.h (optab_for_tree_code): Likewise.
9853 * rtl.h (simplify_rtx): Likewise.
9854 * simplify-rtx.c (simplify_rtx): Likewise.
9855 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
9856 dump_flag, dump_node): Likewise.
9857 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
9858 queue_and_dump_type, dump_flag): Likewise.
9859 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
9860 * tree-pass.h (dump_node): Likewise.
9861 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
9862 supportable_narrowing_operation): Likewise.
9863 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
9864 supportable_narrowing_operation): Likewise.
9865 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
9866 is_negative_overflow_infinity, is_positive_overflow_infinity,
9867 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
9868 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
9869 update_value_range, add_equivalence, ssa_name_nonnegative_p,
9870 ssa_name_nonzero_p, fp_predicate): Likewise.
9871 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
9872 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
9873 ssa_name_nonnegative_p): Likewise.
9875 2007-08-25 Hans Kester <hans.kester@ellips.nl>
9877 * config.gcc : Add x86_64-elf target.
9879 2007-08-25 Jakub Jelinek <jakub@redhat.com>
9881 * expr.c (store_expr): Fix order of store_by_pieces arguments.
9883 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
9884 Nigel Stephens <nigel@mips.com>
9888 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
9889 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
9890 * expr.c (SET_BY_PIECES_P): Define.
9891 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
9892 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
9893 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
9895 * expr.h (SET_RATIO): Define.
9896 (can_store_by_pieces, store_by_pieces): Update prototypes.
9897 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
9898 can_store_by_pieces/store_by_pieces.
9899 (expand_builtin_memcpy_args): Likewise.
9900 (expand_builtin_strncpy): Likewise.
9901 (expand_builtin_memset_args): Likewise. Also remove special case
9902 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
9903 decide what to do instead.
9904 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
9905 to can_store_by_pieces.
9907 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
9908 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
9910 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
9911 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
9912 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
9913 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
9914 (STORE_BY_PIECES_P): Define.
9916 2007-08-24 Tom Tromey <tromey@redhat.com>
9918 * varpool.c (varpool_last_needed_node): Fix comment typo.
9919 * c-decl.c (duplicate_decls): Fix comment typo.
9920 (clone_underlying_type): Update comment.
9922 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9924 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
9925 alpha_in_small_data_p, alpha_split_complex_arg,
9926 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9928 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
9929 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
9931 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
9932 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9933 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
9934 * config/darwin.c (darwin_binds_local_p): Likewise.
9935 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
9937 * config/i386/i386-protos.h (i386_pe_binds_local_p,
9938 i386_pe_valid_dllimport_attribute_p): Likewise.
9939 * config/i386/i386.c (ix86_function_regparm,
9940 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
9941 x86_can_output_mi_thunk, ix86_mangle_type,
9942 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
9943 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
9944 i386_pe_binds_local_p): Likewise.
9945 * config/ia64/ia64.c
9946 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
9947 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
9948 ia64_invalid_conversion, ia64_invalid_unary_op,
9949 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9951 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
9952 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
9953 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9954 * config/mips/mips.c (mips_use_blocks_for_constant_p,
9955 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
9956 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9957 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
9958 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
9959 * config/pa/pa.c (pa_commutative_p): Likewise.
9960 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
9962 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
9963 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
9964 rs6000_use_blocks_for_constant_p,
9965 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
9966 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9967 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
9968 * config/s390/s390.c (s390_mangle_type,
9969 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
9971 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9972 th_in_small_data_p): Likewise.
9973 * config/sh/sh.c (sh_ms_bitfield_layout_p,
9974 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9976 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
9977 sparc_mangle_type): Likewise.
9978 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
9979 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
9980 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
9982 * hooks.c (hook_bool_mode_const_rtx_false,
9983 hook_bool_mode_const_rtx_true,
9984 hook_bool_const_tree_hwi_hwi_const_tree_false,
9985 hook_bool_const_tree_hwi_hwi_const_tree_true,
9986 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9987 hook_constcharptr_const_tree_null,
9988 hook_constcharptr_const_rtx_null,
9989 hook_constcharptr_const_tree_const_tree_null,
9990 hook_constcharptr_int_const_tree_null,
9991 hook_constcharptr_int_const_tree_const_tree_null): New.
9992 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9993 hook_bool_tree_hwi_hwi_tree_false,
9994 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9995 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9996 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9997 hook_constcharptr_int_tree_null,
9998 hook_constcharptr_int_tree_tree_null): Delete.
9999 (default_can_output_mi_thunk_no_vcall): Constify.
10000 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
10001 hook_bool_tree_hwi_hwi_tree_false,
10002 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
10003 hook_int_tree_tree_1, hook_constcharptr_tree_null,
10004 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
10005 hook_constcharptr_int_tree_null,
10006 hook_constcharptr_int_tree_tree_null): Delete.
10007 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
10008 hook_bool_const_tree_hwi_hwi_const_tree_false,
10009 hook_bool_const_tree_hwi_hwi_const_tree_true,
10010 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
10011 hook_constcharptr_const_tree_null,
10012 hook_constcharptr_const_rtx_null,
10013 hook_constcharptr_const_tree_const_tree_null,
10014 hook_constcharptr_int_const_tree_null,
10015 hook_constcharptr_int_const_tree_const_tree_null): New.
10016 (default_can_output_mi_thunk_no_vcall): Constify.
10017 * integrate.c (function_attribute_inlinable_p): Likewise.
10018 * integrate.h (function_attribute_inlinable_p): Likewise.
10019 * jump.c (rtx_renumbered_equal_p): Likewise.
10020 * output.h (decl_readonly_section, categorize_decl_for_section,
10021 default_use_anchors_for_symbol_p, default_binds_local_p,
10022 default_binds_local_p_1): Likewise.
10023 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
10025 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
10026 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
10027 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
10028 TARGET_COMP_TYPE_ATTRIBUTES,
10029 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
10030 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
10031 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
10032 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
10033 TARGET_DWARF_CALLING_CONVENTION): Likewise.
10034 * target.h (can_output_mi_thunk, needs_block_p,
10035 first_cycle_multipass_dfa_lookahead_guard_spec,
10036 vector_alignment_reachable, comp_type_attributes,
10037 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
10038 commutative_p, use_blocks_for_constant_p,
10039 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
10040 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
10041 invalid_within_doloop, valid_dllimport_attribute_p,
10042 split_complex_arg, invalid_arg_for_unprototyped_fn,
10043 invalid_conversion, invalid_unary_op, invalid_binary_op):
10045 * targhooks.c (default_invalid_within_doloop,
10046 hook_invalid_arg_for_unprototyped_fn,
10047 default_builtin_vector_alignment_reachable): Likewise.
10048 (hook_bool_rtx_commutative_p): Delete.
10049 (hook_bool_const_rtx_commutative_p): New.
10050 * targhooks.h (default_invalid_within_doloop,
10051 default_builtin_vector_alignment_reachable,
10052 hook_invalid_arg_for_unprototyped_fn): Constify.
10053 (hook_bool_rtx_commutative_p): Delete.
10054 (hook_bool_const_rtx_commutative_p): New.
10055 * varasm.c (bss_initializer_p, decl_default_tls_model,
10056 categorize_decl_for_section, decl_readonly_section,
10057 default_use_anchors_for_symbol_p, default_binds_local_p,
10058 default_binds_local_p_1): Constify.
10060 2007-08-24 Jie Zhang <jie.zhang@analog.com>
10062 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
10063 __NO_BUILTIN if -fno-builtin.
10065 2007-08-24 Jie Zhang <jie.zhang@analog.com>
10067 * config/bfin/bfin.c (print_operand): Report error instead of
10068 ICE for wrong operand.
10070 2007-08-24 Michael Matz <matz@suse.de>
10072 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
10074 2007-08-24 Richard Guenther <rguenther@suse.de>
10076 PR middle-end/33166
10077 * tree-ssa.c (useless_type_conversion_p): Split into a
10078 recursive and a non-recursive part.
10079 (useless_type_conversion_p_1): New function.
10080 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
10081 from maybe_fold_offset_to_reference is trivially convertible
10082 to the desired type before doing the simplification.
10084 2007-08-24 Jakub Jelinek <jakub@redhat.com>
10086 * expr.c (store_expr): Optimize initialization of an array
10088 * expr.h (builtin_strncpy_read_str): New prototype.
10089 * builtins.c (builtin_strncpy_read_str): Remove prototype.
10092 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
10094 PR middle-end/33157
10095 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
10096 field when initializing if_info structure.
10098 2007-08-24 Richard Guenther <rguenther@suse.de>
10100 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
10102 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
10103 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
10104 * tree-inline.c (inlinable_function_p): Fold in common parts of
10105 the cannot_inline_tree_fn langhook.
10106 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
10107 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
10108 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10109 cannot_inline_tree_fn langhook.
10110 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
10111 cannot_inline_tree_fn member.
10113 2007-08-24 Richard Guenther <rguenther@suse.de>
10115 * expr.c (get_inner_reference): Do computation of bitoffset
10116 from offset in a way we can detect overflow reliably.
10118 2007-08-24 Jie Zhang <jie.zhang@analog.com>
10120 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
10122 2007-08-24 Jie Zhang <jie.zhang@analog.com>
10124 * config/bfin/bfin.opt (mfast-fp): Add.
10125 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
10126 libbffastfp override libgcc if -mfast-fp.
10127 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
10128 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
10129 (Blackfin Options): Document -mfast-fp.
10131 2007-08-24 Jakub Jelinek <jakub@redhat.com>
10133 PR tree-optimization/32573
10134 PR middle-end/32946
10135 * tree-data-ref.c (initialize_data_dependence_relation): Clear
10136 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
10137 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
10138 (build_classic_dist_vector): Return false rather than true if
10139 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
10140 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
10141 returned false. Don't call save_dist_v before calling
10142 build_classic_dist_vector_1.
10143 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
10144 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
10145 DDR_DIR_VECTS vectors.
10147 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
10149 * configure.ac (leb128): Modify sed statement to work with any
10150 binutils version string.
10151 * configure: Regenerate
10153 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10155 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
10156 Wrap in RTX_CODE macro guard.
10157 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
10158 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
10159 arm_mark_dllimport, arm_pe_encode_section_info,
10160 arm_pe_unique_section): Use ISO-C function declarations.
10161 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
10162 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
10163 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
10165 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
10166 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
10168 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
10170 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
10171 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
10172 (register_move_cost): Use ISO-C function declarations.
10173 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
10174 * config/score/score-protos.h (score_declare_object): Add
10175 ATTRIBUTE_PRINTF_4.
10176 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
10178 * final.c (profile_function): Avoid empty if-bodies.
10181 * calls.c (must_pass_in_stack_var_size,
10182 must_pass_in_stack_var_size_or_pad): Constify.
10183 * config/alpha/alpha-protos.h (function_value): Likewise.
10184 * config/alpha/alpha.c (alpha_return_in_memory,
10185 alpha_pass_by_reference, function_value,
10186 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
10187 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
10189 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
10190 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10191 TARGET_PROMOTE_PROTOTYPES): Likewise.
10192 * config/arm/arm-protos.h (arm_return_in_memory,
10193 arm_pad_arg_upward, arm_function_value): Likewise.
10194 * config/arm/arm.c (arm_pass_by_reference,
10195 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
10196 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10197 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
10199 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
10200 * config/avr/avr-protos.h (avr_function_value): Likewise.
10201 * config/avr/avr.c (avr_return_in_memory,
10202 gas_output_limited_string, gas_output_ascii, avr_function_value,
10203 avr_return_in_memory): Likewise.
10204 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
10205 * config/bfin/bfin.c (bfin_pass_by_reference,
10206 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
10207 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
10209 * config/cris/cris.c (cris_pass_by_reference,
10210 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
10211 * config/crx/crx.c (crx_return_in_memory): Likewise.
10212 * config/darwin.c (function_base, machopic_function_base_name):
10214 * config/fr30/fr30.c (fr30_must_pass_in_stack,
10215 TARGET_PROMOTE_PROTOTYPES): Likewise.
10216 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
10217 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
10218 * config/i386/i386-protos.h (ix86_return_in_memory,
10219 ix86_sol10_return_in_memory): Likewise.
10220 * config/i386/i386.c (ix86_function_value,
10221 ix86_function_sseregparm, ix86_must_pass_in_stack,
10222 type_natural_mode, classify_argument, examine_argument,
10223 construct_container, ix86_pass_by_reference, function_value_32,
10224 function_value_64, ix86_function_value_1, return_in_memory_32,
10225 return_in_memory_64, return_in_memory_ms_64,
10226 ix86_return_in_memory, ix86_sol10_return_in_memory,
10227 TARGET_PROMOTE_PROTOTYPES): Likewise.
10228 * config/ia64/ia64-protos.h (ia64_function_value,
10229 ia64_hpux_function_arg_padding): Likewise.
10230 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
10231 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
10232 ia64_hpux_function_arg_padding): Likewise.
10233 * config/iq2000/iq2000-protos.h (function_arg,
10234 iq2000_function_value): Likewise.
10235 * config/iq2000/iq2000.c (iq2000_return_in_memory,
10236 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
10237 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10238 function_arg, iq2000_function_value): Likewise.
10239 * config/m32c/m32c-protos.h (m32c_function_value,
10240 m32c_promote_function_return): Likewise.
10241 * config/m32c/m32c.c (m32c_pass_by_reference,
10242 m32c_promote_prototypes, m32c_promote_function_return,
10243 m32c_function_value): Likewise.
10244 * config/m32r/m32r.c (m32r_return_in_memory,
10245 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
10246 m32r_in_small_data_p): Likewise.
10247 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
10249 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
10250 m68hc11_function_arg_padding): Likewise.
10251 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
10252 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
10253 m68k_function_value): Likewise.
10254 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
10255 mcore_function_value): Likewise.
10256 * config/mcore/mcore.c (handle_structs_in_regs,
10257 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
10258 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10259 mcore_num_arg_regs, mcore_function_value): Likewise.
10260 * config/mips/mips-protos.h (mips_pad_arg_upward,
10261 mips_function_value): Likewise.
10262 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
10263 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
10264 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10265 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
10266 mips_function_value): Likewise.
10267 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
10269 * config/mmix/mmix.c (mmix_pass_by_reference,
10270 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
10271 mmix_encode_section_info): Likewise.
10272 * config/mn10300/mn10300-protos.h (mn10300_function_value):
10274 * config/mn10300/mn10300.c (mn10300_return_in_memory,
10275 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
10276 mn10300_function_value): Likewise.
10277 * config/mt/mt-protos.h (mt_function_value): Likewise.
10278 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
10279 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
10280 * config/pa/pa-protos.h (function_arg_padding, function_value,
10281 pa_return_in_memory): Likewise.
10282 * config/pa/pa.c (pa_pass_by_reference,
10283 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10284 function_arg_padding, function_value, pa_return_in_memory):
10286 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
10287 * config/rs6000/rs6000-protos.h (rs6000_function_value,
10288 function_arg_padding): Likewise.
10289 * config/rs6000/rs6000.c (rs6000_return_in_memory,
10290 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
10291 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
10292 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10293 function_arg_padding, altivec_expand_dst_builtin,
10294 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
10295 altivec_init_builtins, rs6000_common_init_builtins,
10296 rs6000_function_value): Likewise.
10297 * s390/s390-protos.h (s390_function_value): Likewise.
10298 * config/s390/s390.c (s390_function_arg_size,
10299 s390_pass_by_reference, s390_return_in_memory,
10300 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
10301 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
10302 * config/score/score-protos.h (score_function_value): Likewise.
10303 * config/score/score.c (score_arg_partial_bytes,
10304 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10305 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
10306 score_pass_by_reference, score_add_offset, score_function_value):
10308 * config/sh/sh-protos.h (sh_attr_renesas_p,
10309 sh_promote_prototypes): Likewise.
10310 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
10311 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
10312 sh_attr_renesas_p): Likewise.
10313 * config/sparc/sparc-protos.h (function_value,
10314 function_arg_padding): Likewise.
10315 * config/sparc/sparc.c (sparc_promote_prototypes,
10316 sparc_return_in_memory, sparc_pass_by_reference,
10317 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
10318 function_arg_record_value_2, function_arg_record_value_1,
10319 function_arg_record_value, function_arg_record_value,
10320 function_arg_padding, function_value): Likewise.
10321 * config/spu/spu-protos.h (spu_function_value): Likewise.
10322 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
10323 spu_function_value): Likewise.
10324 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
10326 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
10327 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
10328 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
10330 * config/v850/v850.c (v850_return_in_memory,
10331 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
10332 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
10333 * config/xtensa/xtensa.c (xtensa_return_in_msb,
10334 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
10335 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
10337 * explow.c (promote_mode, hard_function_value): Likewise.
10338 * expr.h (hard_function_value, promote_mode): Likewise.
10339 * function.c (aggregate_value_p): Likewise.
10340 * hooks.c (hook_bool_const_tree_true): New.
10341 * hooks.h (hook_bool_const_tree_true): New.
10342 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
10343 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
10344 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
10345 TARGET_RETURN_IN_MSB): Likewise.
10346 * target.h (promote_function_args, promote_function_return,
10347 promote_prototypes, return_in_memory, return_in_msb,
10348 pass_by_reference, must_pass_in_stack, callee_copies,
10349 function_value): Likewise.
10350 * targhooks.c (default_return_in_memory,
10351 hook_pass_by_reference_must_pass_in_stack,
10352 hook_callee_copies_named,
10353 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
10354 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
10355 default_function_value): Likewise.
10356 * targhooks.h (default_return_in_memory,
10357 hook_pass_by_reference_must_pass_in_stack,
10358 hook_callee_copies_named,
10359 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
10360 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
10361 default_function_value): Likewise.
10362 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
10363 (equiv_class_label_hash, equiv_class_label_eq): Constify.
10364 * tree-vectorizer.c (bb_in_loop_p): Likewise.
10365 * tree.c (needs_to_live_in_memory): Likewise.
10366 * tree.h (struct tree_type, needs_to_live_in_memory,
10367 aggregate_value_p, must_pass_in_stack_var_size,
10368 must_pass_in_stack_var_size_or_pad): Likewise.
10369 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
10370 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
10371 lookup_filename): Likewise.
10373 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
10376 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
10377 fake fcomi i387 instruction for !TARGET_CMOVE.
10378 (ix86_expand_branch): Expand natural sequence with one jump for
10379 all targets, not only TARGET_CMOVE.
10380 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
10381 pattern to implement fake fcomi sequence. Split instruction after
10382 reload to correct compare sequences.
10383 (*cmpfp_xf_cc): Ditto.
10384 (*cmpfp_<mode>_cc): Ditto.
10385 (*cmpfp_u_cc): Ditto.
10386 (*cmpfp_<mode>_cc): Ditto.
10388 2007-08-23 Richard Guenther <rguenther@suse.de>
10390 * tree-pretty-print.c (dump_generic_node): Annotate
10391 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
10393 2007-08-23 Richard Guenther <rguenther@suse.de>
10395 * builtins.c (expand_builtin_mathfn): Wrap argument in
10396 save_expr directly instead of re-building the call.
10397 (expand_builtin_mathfn_2): Likewise.
10398 (expand_builtin_mathfn_3): Likewise.
10399 (expand_builtin_interclass_mathfn): Likewise.
10400 (expand_builtin_int_roundingfn): Set arg.
10401 (expand_builtin_int_roundingfn_2): Likewise.
10403 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
10405 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
10406 *sse_nand<mode>3, *sse_xor<mode>3): New.
10408 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
10410 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
10411 * config/i386/i386.c (print_operand): Handle ';' code. Output
10412 semicolon for TARGET_MACHO.
10413 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
10414 emit semicolon after 'lock' prefix.
10415 (sync_double_compare_and_swap<mode>): Ditto.
10416 (*sync_double_compare_and_swapdi_pic): Ditto.
10417 (*sync_compare_and_swap_cc<mode>): Ditto.
10418 (sync_double_compare_and_swap_cc<mode>): Ditto.
10419 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
10420 (sync_old_add<mode>): Ditto.
10421 (sync_add<mode>): Ditto.
10422 (sync_sub<mode>): Ditto.
10423 (sync_ior<mode>): Ditto.
10424 (sync_and<mode>): Ditto.
10425 (sync_xor<mode>): Ditto.
10427 2007-08-22 Chao-ying Fu <fu@mips.com>
10429 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
10431 (copy_rtx): Handle CONST_FIXED.
10432 (rtx_equal_p): Likewise.
10433 * rtl.h (fixed_value.h): New include.
10434 (rtx_def): Add a new field of fixed_value to u.
10435 (XCNMPFV): Define for accessing fixed_value.
10436 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
10438 * rtl.def (CONST_FIXED): New constant.
10439 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
10440 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
10441 US_ASHIFT): New codes.
10442 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
10443 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
10444 unsigned_fract_convert, unsigned_sat_fract): Document them.
10445 * varasm.c (assemble_integer): Extend to support fixed-point constants
10446 by using different machine classes.
10447 (decode_addr_const): Handle FIXED_CST.
10448 (const_hash_1): Likewise.
10449 (compare_constant): Likewise.
10450 (copy_constant): Likewise.
10451 (const_rtx_hash_1): Handle CONST_FIXED.
10452 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
10453 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
10454 MODE_VECTOR_UACCUM.
10455 (initializer_constant_valid_p): Handle FIXED_CST.
10456 (output_constant): Support FIXED_POINT_TYPE.
10457 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
10458 * cse.c (hash_rtx): Support CONST_FIXED.
10459 (exp_equiv_p): Likewise.
10460 (cannon_reg): Likewise.
10461 (fold_rtx): Likewise.
10462 (equiv_constant): Likewise.
10463 (cse_process_notes_1): Likewise.
10464 (count_reg_usage): Likewise.
10465 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
10466 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
10467 (wrap_constant): Check CONST_FIXED.
10468 (cselib_hash_rtx): Support CONST_FIXED.
10469 (cselib_subst_to_values): Likewise.
10470 * df-scan.c (df_uses_record): Likewise.
10471 * gcse.c (want_to_gcse_p): Likewise.
10472 (oprs_unchanged_p): Likewise.
10473 (oprs_not_set_p): Likewise.
10474 (compute_transp): Likewise.
10475 (extract_mentioned_regs_helper): Likewise.
10476 * genemit.c (gen_exp): Likewise.
10477 * local-alloc.c (equiv_init_varies_p): Likewise.
10478 (contains_replace_regs): Likewise.
10479 (memref_referenced_p): Likewise.
10480 * loop-invariant.c (check_maybe_invariant): Likewise.
10481 (hash_invariant_expr_1): Likewise.
10482 (invariant_expr_equal_p): Likewise.
10483 * postreload-gcse.c (oprs_unchanged_p): Likewise.
10484 * regclass.c (reg_scan_mark_refs): Likewise.
10485 * regrename.c (scan_rtx): Likewise.
10486 * resource.c (mark_referenced_resources): Likewise.
10487 (mark_set_resources): Likewise.
10488 * rtlanal.c (rtx_unstable_p): Likewise.
10489 (rtx_varies_p): Likewise.
10490 (count_occurrences): Likewise.
10491 (reg_mentioned_p): Likewise.
10492 (modified_between_p): Likewise.
10493 (modified_in_p): Likewise.
10494 (volatile_insn_p): Likewise.
10495 (volatile_refs_p): Likewise.
10496 (side_effects_p): Likewise.
10497 (may_trap_p_1): Likewise.
10498 (inequality_comparisons_p): Likewise.
10499 (computed_jump_p_1): Likewise.
10500 (commutative_operand_precedence): Likewise.
10501 * sched-deps.c (sched_analyze_2): Likewise.
10502 * sched-vis.c (print_value): Likewise.
10503 * reload.c (operands_match_p): Likewise.
10504 (subst_reg_equivs): Likewise.
10505 * reload1.c (eliminate_regs_1): Likewise.
10506 (elimination_effects): Likewise.
10507 (scan_paradoxical_subregs): Likewise.
10508 * alias.c (rtx_equal_for_memref_p): Likewise.
10509 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
10510 * emit-rtl.c (const_fixed_htab): New hash table.
10511 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
10513 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
10514 const_fixed_from_fixed_value): New functions.
10515 (verify_rtx_sharing): Handle CONST_FIXED.
10516 (copy_rtx_if_shared_1): Likewise.
10517 (reset_used_flags): Likewise.
10518 (set_used_flags): Likewise.
10519 (copy_insn_1): Likewise.
10520 (init_emit_once): Create const_fixed_htab.
10521 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
10523 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
10525 PR tree-optimization/32949
10526 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
10527 before failing for ivs with non-constant step.
10529 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
10531 * doc/md.texi (Iterators): Renamed from Macros. All contents
10532 changed to reflect rename of respectively define_code_macro and
10533 define_mode_macro to define_code_iterator and define_mode_iterator.
10534 (Mode Iterators, Code Iterators): Similar.
10535 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
10536 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
10537 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
10538 (initialize_iterators, find_iterator, check_code_iterator)
10539 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
10540 (read_mapping, read_rtx_1): Similar.
10541 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
10542 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
10543 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
10544 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
10545 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
10546 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
10547 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
10548 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
10549 config/rs6000/sync.md, config/rs6000/rs6000.md,
10550 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
10551 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
10552 config/vax/vax.md, config/bfin/bfin.md: Similar.
10554 2007-08-22 David Daney <ddaney@avtrex.com>
10556 * doc/install.texi (Testing): Mention testing on a simulator.
10558 2007-08-22 Janis Johnson <janis187@us.ibm.com>
10560 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
10562 * doc/libgcc.texi (Decimal float library routines): Fix formatting
10563 and rearrange floating point conversion functions into different
10566 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10568 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
10569 dfa_post_advance_cycle): New scheduler hooks.
10570 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
10571 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
10573 (TARGET_SCHED): Use them.
10574 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
10575 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
10576 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
10578 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
10579 function to facilitate debugging.
10580 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
10581 (output_insn_has_dfa_reservation_p): New static function to output
10582 insn_has_dfa_reservation_p ().
10583 (write_automata): Use it.
10584 * genattr.c (main): Output declaration for
10585 insn_has_dfa_reservation_p ().
10587 2007-08-22 Christian Bruel <christian.bruel@st.com>
10588 Richard Guenther <rguenther@suse.de>
10590 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
10591 * simplify_rtx (simplify_binary_operation_1): Likewise.
10593 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
10595 PR rtl-optimization/32557
10596 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
10597 of REGNO (mws->mw_reg).
10599 2007-08-22 Richard Guenther <rguenther@suse.de>
10601 PR middle-end/33007
10602 * builtins.c (expand_builtin_int_roundingfn): Replace call
10603 argument wrapped with SAVE_EXPR directly.
10604 (expand_builtin_int_roundingfn_2): Likewise.
10606 2007-08-22 Richard Guenther <rguenther@suse.de>
10608 * tree-inline.c (inlinable_function_p): Restore disregarding
10609 inline limits for GNU extern inline functions.
10611 2007-08-22 Richard Guenther <rguenther@suse.de>
10613 PR middle-end/32563
10614 * tree.c (host_integerp): Treat sizetype as signed as it is
10617 2007-08-21 Ian Lance Taylor <iant@google.com>
10619 PR tree-optimization/33134
10620 * tree-vrp.c (adjust_range_with_scev): Call
10621 set_value_range_to_value.
10623 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
10625 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
10628 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
10630 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
10633 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
10635 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
10636 cases to set eight bytes at a time.
10637 (expand_block_move): Likewise.
10639 2007-08-21 Jakub Jelinek <jakub@redhat.com>
10642 * dwarf2out.c (gen_decl_die): Don't call
10643 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
10645 2007-08-21 Paul Brook <paul@codesourcery.com>
10646 Nathan Sidwell <nathan@codesourcery.com>
10647 Mark Mitchell <mark@codesourcery.com>
10648 Joseph Myers <joseph@codesourcery.com>
10650 * configure.ac: Add --with-pkgversion and --with-bugurl.
10651 * configure: Regenerate.
10652 * doc/install.texi: Document them.
10653 * version.c (version_string): Remove VERSUFFIX.
10654 (VERSUFFIX): Remove.
10655 (pkgversion_string): New.
10656 (bug_report_url): Do not hard-code initializer.
10657 * version.h (pkgversion_string): Declare.
10658 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
10660 (version.o): Define PKGVERSION and BUGURL.
10661 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
10662 (%.pod): Define BUGURL.
10663 * gcc.c (process_command, main): Use pkgversion_string.
10664 * toplev.c (compile_file, print_version): Likewise.
10665 * protoize.c (main): Likewise.
10666 * gcov.c (print_version): Likewise. Update copyright date.
10667 * gcov-dump.c (print_version): Likewise. Update copyright date.
10668 * mips-tdump.c (main): Likewise. Update copyright date.
10669 * mips-tfile.c (main): Likewise. Update copyright date.
10670 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
10671 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
10672 shorten description.
10673 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
10674 * doc/gccint.texi: Likewise.
10675 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
10676 Update copyright date.
10678 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
10680 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
10681 (ix86_expand_strlensi_unroll_1): Ditto.
10682 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
10683 (ix86_expand_carry_flag_compare): Update comment.
10685 2007-08-21 Jakub Jelinek <jakub@redhat.com>
10687 PR middle-end/32912
10688 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
10689 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
10691 2007-08-21 Richard Guenther <rguenther@suse.de>
10693 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
10695 2007-08-21 Richard Guenther <rguenther@suse.de>
10697 PR middle-end/33122
10698 * fold-const.c (fold_binary): Remove index +p PTR folding.
10699 Fix types of POINTER_PLUS_EXPR generated by folding of
10702 2007-08-20 Chao-ying Fu <fu@mips.com>
10704 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
10705 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
10706 RID_ONEWAY, so that it can be checked in declspecs_add_type.
10707 (c_common_fixed_point_type_for_size): Declare.
10708 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
10709 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
10710 (c_token_starts_declspecs): Likewise.
10711 (c_parser_declspecs): Likewise.
10712 (c_parser_attributes): Likewise.
10713 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
10714 (c_declspecs): Add saturating_p.
10715 * c-decl.c (build_null_declspecs): Initialize saturating_p.
10716 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
10717 _Sat. Handle RID_SAT.
10718 Avoid using void, bool, char, int, float, double, _Decimal32,
10719 _Decimal64, _Decimal128, and complex with _Sat.
10720 Handle RID_FRACT and RID_ACCUM.
10721 Make sure _Sat is used with _Fract or _Accum.
10722 (finish_declspecs): Handle cts_fract and cts_accum.
10723 * c-common.c (fixed-value.h): New include.
10724 (constant_expression_warning): Handle FIXED_CST.
10725 (overflow_warning): Likewise.
10726 (warnings_for_convert_and_check): Likewise.
10727 (c_common_fixed_point_type_for_size): New.
10728 (c_common_type_for_mode): Handle fixed-point modes to
10729 return various saturating/non-saturating, signed/unsigned types.
10730 (c_common_signed_or_unsigned_type): Support fixed-point types.
10731 (shorten_compare): Check fixed-point zero.
10732 Handle FIXED_POINT_TYPE.
10733 (c_common_truthvalue_conversion): Handle FIXED_CST.
10734 Handle FIXED_POINT_TYPE.
10735 (c_common_nodes_and_builtins): Record builtin types for fixed-point
10737 (handle_mode_attribute): Handle fixed-point modes. Need to check
10738 if the signness of base type and fixed-point modes are consistent.
10739 (handle_vector_size_attribute): Handle fixed-point modes.
10740 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
10741 (warn_for_div_by_zero): Check fixed-point zero.
10742 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
10743 a common fixed-point type based on fbit, ibit, sign, and saturation.
10744 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
10745 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
10746 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
10747 (convert_for_assignment): Support FIXED_POINT_TYPE.
10748 (digest_init): Handle FIXED_POINT_TYPE.
10749 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
10750 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
10751 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
10752 GE_EXPR, LT_EXPR, GT_EXPR.
10753 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
10754 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
10755 * target.h (gcc_target): Add fixed_point_supported_p.
10756 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
10757 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
10758 (default_fixed_point_supported_p): Define.
10759 * targhooks.h (default_fixed_point_supported_p): Declare.
10760 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
10761 * doc/install.texi (Configuration): Add --enable-fixed-point.
10762 * configure.ac (--enable-fixed-point): New to enable fixed-point
10763 arithmetic extension to C. For mips targets, we enable it by default.
10764 * configure, config.in: Regenerate.
10766 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
10768 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
10770 2007-08-20 David Edelsohn <edelsohn@gnu.org>
10772 * dwarf2out.c (text_section_used): Move declaration outside ifdef
10773 DWARF2_DEBUGGING_INFO.
10774 (cold_text_section_used): Same.
10775 (cold_text_section): Same.
10777 2007-08-20 Richard Guenther <rguenther@suse.de>
10779 * c-typeck.c (convert_for_assignment): Use the type of
10780 the member for the initialization.
10782 2007-08-20 Richard Guenther <rguenther@suse.de>
10784 * c-objc-common.c (c_disregard_inline_limits): Remove.
10785 * c-objc-common.h (c_disregard_inline_limits): Likewise.
10786 * cgraphunit.c (cgraph_process_new_functions): Call
10787 disregard_inline_limits_p.
10788 (cgraph_preserve_function_body_p): Likewise.
10789 * ipa-inline.c (compute_inline_parameters): Likewise.
10790 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
10792 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
10793 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10794 disregard_inline_limits langhook.
10795 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
10797 * langhooks.h (lang_hooks_for_tree_inlining): Remove
10798 disregard_inline_limits langhook.
10799 * tree-inline.c (disregard_inline_limits_p): New function.
10800 * tree-inline.h (disregard_inline_limits_p): Declare.
10802 2007-08-20 Richard Guenther <rguenther@suse.de>
10804 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
10805 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
10806 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10807 auto_var_in_fn_p langhook.
10808 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
10810 * tree.c (auto_var_in_fn_p): ... here.
10811 (find_var_from_fn): Call auto_var_in_fn_p directly.
10812 * langhooks.h (lang_hooks_for_tree_inlining): Remove
10813 auto_var_in_fn_p langhook.
10814 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
10815 (copy_body_r): Likewise.
10816 (self_inlining_addr_expr): Likewise.
10817 * tree.h (auto_var_in_fn_p): Declare.
10819 2007-08-20 Richard Guenther <rguenther@suse.de>
10821 * tree.c (WALK_SUBTREE): Call walk_tree_1.
10822 (walk_type_fields): Take lh parameter.
10823 (walk_tree): Rename to ...
10824 (walk_tree_1): ... this. Do not call the walk_subtrees
10825 langhook but the now passed callback. Pass lh on recursion.
10826 (walk_tree_without_duplicates): Rename to ...
10827 (walk_tree_without_duplicates_1): ... this. Take lh parameter
10828 and call walk_tree_1.
10829 * tree.h (walk_tree_lh): New typedef.
10830 (walk_tree_1): Declare.
10831 (walk_tree_without_duplicates_1): Likewise.
10832 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
10833 (walk_tree_without_duplicates): New define to
10834 walk_tree_without_duplicates_1 with NULL lh parameter.
10835 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
10836 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
10838 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
10839 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
10840 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
10843 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10845 PR middle-end/30564
10846 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
10847 code in front of the compacting of basic blocks.
10848 Move the folding of statements inbetween the cgraph checking
10849 and compacting of basic blocks.
10851 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10852 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10855 * config/alpha/alpha.c (va_list_skip_additions): Check for
10856 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
10857 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
10858 PLUS_EXPR when checking ap.__base.
10859 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
10860 when doing addition on pointer types. Use size_int instead of
10862 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
10863 ptr_type in the second operand.
10865 2007-08-19 Andrew Pinski <pinskia@gmail.com>
10868 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
10870 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10872 PR middle-end/32940
10873 * cfgexpand.c (expand_one_register_var): Mark pointer
10874 DECL_ARTIFICIAL as REG_POINTER also.
10875 * stmt.c (expand_decl): Likewise.
10877 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
10884 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
10885 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
10886 on_worklist argument and avoid adding things to worklist multiple
10888 (add_to_worklist): Ditto.
10889 (mark_aliases_call_clobbered): Mark entire structure clobbered if
10890 single SFT is clobbered.
10891 (set_initial_properties): Ditto.
10892 (compute_call_clobbered): Update for changes to function
10894 (create_overlap_variables_for): Always create SFT for offset 0.
10895 (create_structure_vars): Handle PHI's, since we are in SSA form at
10897 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
10898 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
10900 (add_vars_for_offset): Figure out aliases from access + points-to.
10901 (add_virtual_operand): Use add_vars-for_offset.
10902 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
10903 (add_call_clobber_ops): Remove makes_clobbering_call set.
10904 (get_expr_operands): Always pass through the INDIRECT_REF
10906 * tree-ssa-structalias.c (struct constraint_graph): Remove
10908 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
10909 address_taken, pt_used, number_incoming.
10910 (FIRST_ADDR_NODE): Removed.
10911 (merge_graph_nodes): Remove broken code for the moment.
10912 (init_graph): New function.
10913 (build_pred_graph): Remove code to init_graph.
10914 Add location equivalence support.
10915 (struct scc_info): Rename roots to deleted.
10916 (scc_visit): Ditto.
10917 (init_scc_info): Ditto
10918 (init_topo_info): Use graph->size.
10919 (compute_topo_order): Ditto.
10920 (do_da_constraint): Removed.
10921 (do_sd_constraint): Remove calls to find().
10922 set_union_with_increment should always get 0 as last arg here.
10923 (do_complex_constraint): Replace do_da_constraint with assert.
10925 (struct equiv_class_label): New.
10926 (pointer_equiv_class_table): Ditto.
10927 (location_equiv_class_table): Ditto.
10928 (equiv_class_label_hash): Ditto.
10929 (equiv_class_label_eq): Ditto
10930 (equiv_class_lookup): Ditto.
10931 (equiv_class_ladd): Ditto.
10932 (pointer_equiv_class): Ditto.
10933 (location_equiv_class): Ditto.
10934 (condense_visit): Rename and rewrite from label_visit to do only
10935 SCC related stuff for HU.
10936 (label_visit): Do HU work for HU.
10937 (perform_var_substitution): Update to do HU and location
10939 (free_var_substitution_info): Update to free HU and location
10940 equivalence structures. */
10941 (find_equivalent_node): Update for pointer but not location
10943 (unite_pointer_equivalences): New function.
10944 (move_complex_constraints): Rewrite to only do moving.
10945 (rewrite_constraints): Split out of move_complex_constraints.
10946 (solve_graph): Use graph->size.
10947 (process_constraint_1): Add from_call argument, use it.
10948 Split *a = &b into two constraints.
10949 (process_constraint): Use new process_constraint_1.
10950 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
10951 (get_constraint_for): Handle non-pointer integers properly.
10952 Remove code that used to handle structures.
10953 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
10954 with unknown addends.
10955 (handle_rhs_call): New function.
10956 (find_func_aliases): Use handle_rhs_call.
10957 (set_uids_in_ptset): Add an assert.
10958 (set_used_smts): Fix bug in not considering unified vars.
10959 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
10960 (compute_points_to_sets): Update for other function changes.
10961 (delete_points_to_sets): Ditto.
10962 (ipa_pta_execute): Ditto.
10963 (pass_ipa_pta): We need to update SSA after ipa_pta.
10965 2007-08-19 Jan Hubicka <jh@suse.cz>
10967 * config/i386/i386.md: Replace "rim" and "mri" constraints by "g".
10969 2007-08-19 Joseph Myers <joseph@codesourcery.com>
10971 * dwarf2out.c (text_section_used, cold_text_section_used,
10972 cold_text_section, dwarf2out_note_section_used): New.
10973 (dwarf2out_init): Initialize cold_text_section.
10974 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
10975 dwarf2out_note_section_used.
10976 (size_of_aranges): Only count entry for text section if it was
10977 used. Count entry for cold text section if it was used.
10978 (output_aranges): Only output entries for text section and cold
10979 text section if they were used.
10981 2007-08-19 Andrew Pinski <pinskia@gmail.com>
10983 * tree-pretty-print.c (debug_generic_expr): Add a comment about
10985 (debug_generic_stmt): Likewise.
10986 (debug_tree_chain): Likewise.
10988 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10990 * tree-data-refs.c (split_constant_offset): Expose.
10991 * tree-data-refs.h (split_constant_offset): Add declaration.
10993 * tree-vectorizer.h (dr_alignment_support): Renamed
10994 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
10995 Added a new value dr_explicit_realign.
10996 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
10997 dr_offset, dr_step, and dr_aligned_to, along with new access
10998 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
10999 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
11000 STMT_VINFO_DR_ALIGNED_TO.
11002 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
11004 In case of outer-loop vectorization with non-fixed misalignment - use
11005 the dr_explicit_realign scheme instead of the optimized realignment
11007 (new_stmt_vec_info): Initialize new fields.
11009 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
11010 'nested_in_vect_loop' case. Change verbosity level.
11011 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
11012 Don't fail on zero step in the outer-loop for loads.
11013 (vect_analyze_data_refs): Call split_constant_offset to calculate
11014 base, offset and init relative to the outer-loop.
11016 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
11017 BSI function argument with a new function argument - at_loop.
11018 Simplify the condition that determines STEP. Takes additional argument
11019 INV_P. Support outer-loop vectorization (handle the
11020 nested_in_vect_loop case), including zero step in the outer-loop. Call
11021 vect_create_addr_base_for_vector_ref with additional argument.
11022 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
11023 Updated function documentation. Handle the 'nested_in_vect_loop' case.
11024 Fixed and simplified calculation of step.
11025 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
11026 of bsi, and with additional argument. Call bump_vector_ptr with
11027 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
11028 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
11029 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
11030 when the realignment setup needs to take place inside the loop.
11031 Support the dr_explicit_realign scheme. Allow generating the optimized
11032 realignment scheme for outer-loop vectorization. Added documentation.
11033 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
11034 the 'nested_in_vect_loop' case, including loads that are invariant in
11035 the outer-loop and the realignment schemes. Handle the case when the
11036 realignment setup needs to take place inside the loop. Call
11037 vect_setup_realignment with additional arguments. Call
11038 vect_create_data_ref_ptr with additional argument and with loop instead
11039 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
11040 (vect_gen_niters_for_prolog_loop): Call
11041 vect_create_addr_base_for_vector_ref with additional arguments.
11042 (vect_create_cond_for_align_checks): Likewise.
11043 (bump_vector_ptr): Updated to support the new dr_explicit_realign
11044 scheme: takes additional argument bump; argument ptr_incr is now
11045 optional; updated documentation.
11046 (vect_init_vector): Takes additional argument (bsi). Use it, if
11047 available, to insert the vector initialization.
11048 (get_initial_def_for_induction): Pass additional argument in call to
11050 (vect_get_vec_def_for_operand): Likewise.
11051 (vect_setup_realignment): Likewise.
11052 (vectorizable_load): Likewise.
11054 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
11056 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
11057 as argument instead of struct loop.
11058 (nested_in_vect_loop_p): New function.
11059 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
11060 vect_used_in_outer.
11061 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
11062 from other phis in the loop.
11063 (destroy_loop_vec_info): Add additional argument to declaration.
11065 * tree-vectorizer.c (supportable_widening_operation): Also check if
11066 nested_in_vect_loop_p (don't allow changing the order in this case).
11067 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
11068 of struct loop. Call nested_in_vect_loop_p and don't require
11069 flag_unsafe_math_optimizations if it returns true.
11070 (new_stmt_vec_info): When setting def_type for phis differentiate
11071 loop-header phis from other phis.
11072 (bb_in_loop_p): New function.
11073 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
11074 just update their loop_vinfo. Order of BB traversal now matters -
11075 call dfs_enumerate_from with bb_in_loop_p.
11076 (destroy_loop_vec_info): Takes additional argument to control whether
11077 stmt_vinfo of the loop stmts should be destroyed as well.
11078 (vect_is_simple_reduction): Allow the "non-reduction" use of a
11079 reduction stmt to be defines by a non loop-header phi.
11080 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
11082 * tree-vect-transform.c (vectorizable_reduction): Call
11083 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
11084 (vectorizable_call): Likewise.
11085 (vectorizable_conversion): Likewise.
11086 (vectorizable_operation): Likewise.
11087 (vectorizable_type_promotion): Likewise.
11088 (vectorizable_type_demotion): Likewise.
11089 (vectorizable_store): Likewise.
11090 (vectorizable_live_operation): Likewise.
11091 (vectorizable_reduction): Likewise. Also pass loop_info to
11092 vect_is_simple_reduction instead of loop.
11093 (vect_init_vector): Call nested_in_vect_loop_p.
11094 (get_initial_def_for_reduction): Likewise.
11095 (vect_create_epilog_for_reduction): Likewise.
11096 (vect_init_vector): Check which loop to work with, in case there's an
11098 (get_initial_def_for_inducion): Extend to handle outer-loop
11099 vectorization. Fix indentation.
11100 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
11101 In the case vect_induction_def get the vector def from the induction
11102 phi node, instead of calling get_initial_def_for_inducion.
11103 (get_initial_def_for_reduction): Extend to handle outer-loop
11105 (vect_create_epilog_for_reduction): Extend to handle outer-loop
11107 (vect_transform_loop): Change assert to just skip this case. Add a
11109 (vect_finish_stmt_generation): Add a couple asserts.
11111 (vect_estimate_min_profitable_iters): Multiply
11112 cost of inner-loop stmts (in outer-loop vectorization) by estimated
11114 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
11115 this is an inner-loop reduction in outer-loop vectorization.
11117 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
11118 Same code as what used to be vect_analyze_scalar_cycles, only with
11119 additional argument loop, and loop_info passed to
11120 vect_is_simple_reduction instead of loop.
11121 (vect_analyze_scalar_cycles): Code factored out into
11122 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
11123 Updated documentation.
11124 (analyze_operations): Check for inner-loop loop-closed exit-phis during
11125 outer-loop vectorization that are live or not used in the outerloop,
11126 cause this requires special handling.
11127 (vect_enhance_data_refs_alignment): Don't consider versioning for
11129 (vect_analyze_data_refs): Check that there are no datarefs in the
11131 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
11132 and vect_used_in_outer_by_reduction cases.
11133 (process_use): Also consider the case of outer-loop stmt defining an
11134 inner-loop stmt and vice versa.
11135 (vect_analyze_loop_1): New function.
11136 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
11137 loops. Call vect_analyze_loop_1.
11138 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
11139 been vectorized. Call destroy_loop_vec_info with additional argument.
11141 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
11142 in the inner-loop when doing outer-loop vectorization. Add
11143 documentation and printout.
11144 (vect_recog_dot_prod_pattern): Likewise. Also add check for
11145 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
11147 2007-08-18 Andrew Pinski <pinskia@gmail.com>
11149 * tree-affine.h (print_aff): New prototype.
11150 (debug_aff): Likewise.
11151 * tree-affine.c (print_aff): New function.
11152 (debug_aff): Likewise.
11154 2007-08-18 Paul Brook <paul@codesourcery.com>
11155 Joseph Myers <joseph@codesourcery.com>
11157 * common.opt (-fdebug-prefix-map=): New option.
11158 * opts.c: Include debug.h.
11159 (common_handle_option): Handle -fdebug-prefix-map.
11160 * final.c: Include ggc.h.
11161 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
11162 remap_debug_filename): New.
11163 * Makefile.in (final.o, opts.o): Update dependencies.
11164 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
11165 * configure.ac: Check for assembler --debug-prefix-map support.
11166 * configure, config.in: Regenerate.
11167 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
11168 (ASM_DEBUG_SPEC): Include ASM_MAP.
11169 * doc/install.texi (--with-debug-prefix-map): Document.
11170 * doc/invoke.texi (-fdebug-prefix-map): Document.
11171 * dbxout.c (dbxout_init, dbxout_start_source_file,
11172 dbxout_source_file): Call remap_debug_filename.
11173 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
11174 dwarf2out_start_source_file, dwarf2out_finish): Call
11175 remap_debug_filename.
11176 (file_table_relative_p): Do not check d->emitted_number.
11177 * toplev.c (output_file_directive): Call remap_debug_filename.
11178 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
11179 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
11181 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11183 * loop-invariant.c (find_invariants_to_move): Add missing macro
11186 2007-08-17 Tom Tromey <tromey@redhat.com>
11188 * tree.h (struct tree_label_decl): Removed old "java" fields.
11190 2007-08-17 Richard Sandiford <richard@codesourcery.com>
11191 Nigel Stephens <nigel@mips.com>
11193 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
11194 Treat -mno-data-in-code and -mcode-xonly as aliases for
11195 -mcode-readable=no and -mcode-readable=pcrel respectively.
11196 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
11197 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
11198 (MULTILIB_DIRNAMES): Update accordingly.
11200 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
11202 * Makefile.in (version.o): Depend on $(REVISION) only if
11203 REVISION_s is defined.
11205 2007-08-17 Sa Liu <saliu@de.ibm.com>
11206 Ulrich Weigand <uweigand@de.ibm.com>
11208 PR middle-end/32970
11209 * tree.c (reconstruct_complex_type): For a pointer to a vector,
11210 use build_qualified_type to retain qualifiers of the base type.
11212 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
11214 * config/score/score.md : Update pattern tablejump.
11215 * config/score/score.c : Update score_initialize_trampoline
11217 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
11218 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
11219 * doc/contrib.texi: Add my entry.
11221 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
11223 * Makefile.in (REVISION): New.
11226 (version.o): Also depend on $(REVISION). Add
11227 -DREVISION=$(REVISION_s).
11229 * version.c (version_string): Add REVISION.
11231 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
11233 * tree-eh.c (lower_try_finally_onedest): Reset the locus
11234 of GOTO that's relocated to a different block.
11236 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11238 * c-common.c (const_strip_array_types): New.
11239 * c-common.h (lang_missing_noreturn_ok_p): Delete.
11240 (const_strip_array_types): New.
11241 * c-objc-common.c (c_disregard_inline_limits,
11242 c_warn_unused_global_decl): Constify.
11243 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
11244 c_vla_type_p, c_incomplete_type_error): Likewise.
11245 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
11246 * hooks.c (hook_bool_const_tree_false): New.
11247 * hooks.h (hook_bool_const_tree_false): Likewise.
11248 * langhooks-def.h (lhd_warn_unused_global_decl,
11249 lhd_incomplete_type_error, lhd_expr_size,
11250 lhd_tree_inlining_disregard_inline_limits,
11251 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
11252 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
11253 * langhooks.c (lhd_warn_unused_global_decl,
11254 lhd_incomplete_type_error,
11255 lhd_tree_inlining_disregard_inline_limits,
11256 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
11257 lhd_expr_size): Likewise.
11258 * langhooks.h (lang_hooks_for_tree_inlining,
11259 lang_hooks_for_tree_dump, lang_hooks_for_types,
11260 lang_hooks_for_decls, lang_hooks): Likewise.
11261 * pointer-set.c (pointer_set_t, pointer_set_create,
11262 pointer_set_contains, insert_aux, pointer_set_insert,
11263 pointer_set_traverse, pointer_map_t, pointer_map_create,
11264 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
11266 * pointer-set.h (pointer_set_contains, pointer_set_insert,
11267 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
11268 pointer_map_traverse): Likewise.
11269 * predict.c (assert_is_empty): Likewise.
11270 * tree-affine.c (free_name_expansion): Likewise.
11271 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
11272 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
11273 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
11275 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
11277 * tree-vectorizer.c (new_loop_vec_info): Initialize new
11279 (destroy_loop_vec_info): Add call to VEC_free.
11280 * tree-vectorizer.h (may_alias_ddrs): Define.
11281 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
11282 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
11283 Change reporting to dump.
11284 (vect_is_duplicate_ddr): New.
11285 (vect_mark_for_runtime_alias_test): New.
11286 (vect_analyze_data_ref_dependences) Add call to
11287 vect_mark_for_runtime_alias_test.
11288 (vect_enhance_data_refs_alignment): Define local variable
11289 vect_versioning_for_alias_required, don't perform
11290 peeling for alignment if versioning for alias is
11292 (vect_enhance_data_refs_alignment): Use
11293 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
11294 PARAM_VECT_MAX_VERSION_CHECKS.
11295 * tree-vect-transform.c
11296 (vect_create_cond_for_alias_checks): New.
11297 (vect_transform_loop): Add call to
11298 vect_create_cond_for_alias_checks.
11299 (vect_vfa_segment_size): New.
11300 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
11302 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
11304 (vect-max-version-for-alignment-checks): Document.
11305 (vect-max-version-for-alias-checks): Document.
11306 (vect-max-version-checks): Remove.
11308 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
11310 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
11311 the same line as the instruction for all asm dialects.
11312 (*rep_movsi): Ditto.
11313 (*rep_movsi_rex64): Ditto.
11314 (*rep_movqi): Ditto.
11315 (*rep_movqi_rex64): Ditto.
11316 (*rep_stosdi_rex64): Ditto.
11317 (*rep_stossi): Ditto.
11318 (*rep_stossi_rex64): Ditto.
11319 (*rep_stosqi): Ditto.
11320 (*rep_stosqi_rex64): Ditto.
11321 (*cmpstrnqi_nz_1): Ditto.
11322 (*cmpstrnqi_nz_rex_1): Ditto.
11323 (*cmpstrnqi_1): Ditto.
11324 (*cmpstrnqi_rex_1): Ditto.
11325 (*strlenqi_1): Ditto.
11326 (*strlenqi_rex_1): Ditto.
11327 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
11328 prefix on the same line as the instruction for all asm dialects.
11329 (sync_double_compare_and_swap<mode>): Ditto.
11330 (*sync_double_compare_and_swapdi_pic): Ditto.
11331 (*sync_compare_and_swap_cc<mode>): Ditto.
11332 (sync_double_compare_and_swap_cc<mode>): Ditto.
11333 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
11334 (sync_old_add<mode>): Ditto.
11335 (sync_add<mode>): Ditto.
11336 (sync_sub<mode>): Ditto.
11337 (sync_ior<mode>): Ditto.
11338 (sync_and<mode>): Ditto.
11339 (sync_xor<mode>): Ditto.
11341 2007-08-16 Richard Sandiford <richard@codesourcery.com>
11343 PR middle-end/32897
11344 * reload.c (find_reloads): Check that the memory returned by
11345 find_reloads_toplev was not the result of forcing a constant
11347 (find_reloads_toplev): Always use simplify_gen_subreg to get
11348 the subreg of a constant. If the result is also a constant,
11349 but not a legitimate one, force it into the constant pool
11350 and reload its address.
11352 2007-08-15 David Edelsohn <edelsohn@gnu.org>
11354 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
11357 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
11359 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
11360 directive for the current vector ABI.
11362 2007-08-15 Steve Ellcey <sje@cup.hp.com>
11365 * caller-save.c (reg_save_code): Set invalide status on restore code.
11367 2007-08-15 Diego Novillo <dnovillo@google.com>
11369 * tree-ssa-alias.c (compute_memory_partitions): Use
11370 alias_bitmap_obstack to allocate bitmaps.
11371 (reset_alias_info): Factor out of init_alias_info.
11372 Mark all name tags not associated to an SSA name for renaming.
11373 (init_alias_info): Call it.
11374 (create_name_tags): Tidy. Add comments.
11375 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
11377 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
11379 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
11380 scheduler dependencies.
11382 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
11384 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
11385 "register_operand".
11386 (*iorsi_1_zext): Likewise.
11387 (*iorsi_1_zext_imm): Likewise.
11388 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
11389 with "rm"/"xm" constraint.
11390 (sse2_vmsqrtv2df2): Likewise.
11392 2007-08-15 Jakub Jelinek <jakub@redhat.com>
11394 PR middle-end/33074
11395 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
11398 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
11400 * tree-pass.h (PROP_pta): Removed.
11401 (TODO_rebuild_alias): New.
11402 (pass_may_alias): Removed.
11403 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
11404 aliasing if we changed something.
11405 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
11407 (pass_may_alias): Removed.
11408 (create_structure_vars): Return TODO_rebuild_alias.
11409 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
11410 * tree-sra.c (tree_sra): Only rebuild aliasing if something
11412 (tree_sra_early): We never affect aliasing right now.
11413 * tree-flow.h (compute_may_aliases): New prototype.
11414 * passes.c: Remove pass_may_alias from the passes.
11415 (execute_function_todo): Support TODO_rebuild_alias.
11417 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
11419 * config/i386/i386.c (legitimize_address): Move dllimported variable
11420 check infront of legitimizing pic address of CONST symbols.
11422 2007-08-14 Steve Ellcey <sje@cup.hp.com>
11424 PR tree-optimization/32941
11425 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
11426 (goto_queue_cmp): Remove.
11427 (find_goto_replacement): Change search method.
11428 (maybe_record_in_goto_queue): Add assert.
11429 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
11430 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
11432 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11434 * alias.c (component_uses_parent_alias_set): Constify.
11435 * alias.h (component_uses_parent_alias_set): Likewise.
11436 * cfgrtl.c (print_rtl_with_bb): Likewise.
11437 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
11438 mpz_get_double_int): Likewise.
11439 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
11440 mpz_get_double_int): Likewise.
11441 * expr.c (is_aligning_offset, undefined_operand_subword_p,
11442 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
11444 * expr.h (safe_from_p): Likewise.
11445 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
11447 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
11448 zero_sized_type, goa_lhs_expr_p): Likewise.
11449 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
11450 * rtl.h (print_rtl_with_bb): Likewise.
11451 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
11452 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
11453 * tree-flow-inline.h (bb_stmt_list): Constify.
11454 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
11456 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
11457 const_first_stmt, const_last_stmt): New.
11458 (block_may_fallthru, empty_block_p): Constify.
11459 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
11460 EXPR_ONLY_BODY): New.
11461 (expr_first, expr_last, expr_only): Use macro for body.
11462 (const_expr_first, const_expr_last, const_expr_only): New.
11463 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
11464 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
11465 ctsi_prev, ctsi_stmt): New.
11466 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
11467 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
11468 * tree-ssa-loop-niter.c (loop_only_exit_p,
11469 derive_constant_upper_bound): Likewise.
11470 * tree-ssa-phiopt.c (empty_block_p): Likewise.
11471 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
11472 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
11473 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
11474 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
11475 * tree.c (get_type_static_bounds): Likewise.
11476 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
11477 (get_type_static_bounds): Constify.
11479 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
11482 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
11483 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
11484 (*<addsub><mode>3_cc_overflow): New.
11485 (*add<mode>3_cconly_overflow): New.
11486 (*sub<mode>3_cconly_overflow): New.
11487 (*<addsub>si3_zext_cc_overflow): New.
11488 * config/i386/predicates.md (fcmov_comparison_operator): Accept
11489 CCCmode for LTU, GTU, LEU and GEU.
11490 (ix86_comparison_operator): Likewise.
11491 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
11492 * config/i386/i386.c (put_condition_code): Support CCCmode.
11493 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
11494 or MINUS expressions.
11496 2007-08-14 Andrew Pinski <pinskia@gmail.com>
11499 * c-typeck.c (build_binary_op): Disallow vector float types with
11500 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
11502 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
11504 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
11505 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
11506 (dep_def): New typedef.
11507 (init_dep_1, sd_debug_dep): Declare functions.
11508 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
11509 (debug_dep_links): Remove.
11510 (struct _deps_list): New field 'n_links'.
11511 (DEPS_LIST_N_LINKS): New macro.
11512 (FOR_EACH_DEP_LINK): Remove.
11513 (create_deps_list, free_deps_list, delete_deps_list): Remove
11515 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
11516 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11517 (copy_deps_list_change_con, move_dep_link): Ditto.
11518 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
11519 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
11521 (INSN_BACK_DEPS): Remove.
11522 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
11524 (INSN_DEP_COUNT): Remove.
11525 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
11526 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
11527 Declare global variables.
11528 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
11529 (add_forw_dep, compute_forward_dependences): Remove declarations.
11530 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
11531 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11532 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
11534 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
11536 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
11537 (sd_list_types_def): New typedef.
11538 (sd_next_list): Declare function.
11539 (struct _sd_iterator): New type.
11540 (sd_iterator_def): New typedef.
11541 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
11543 (FOR_EACH_DEP): New cycle wrapper.
11544 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
11546 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
11547 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
11550 * sched-deps.c (init_dep_1): Make global.
11551 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
11553 (dump_dep): New static function.
11554 (dump_dep_flags): New static variable.
11555 (sd_debug_dep): New function.
11556 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
11558 (move_dep_link): Use remove_from_deps_list (), instead of
11559 detach_dep_link ().
11560 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
11561 (dep_link_is_detached_p): New static function.
11562 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
11564 (dn_pool, dl_pool): New alloc_pools.
11565 (dn_pool_diff, dl_pool_diff): New static variables.
11566 (create_dep_node, delete_dep_node): New static function.
11567 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
11568 (deps_list_empty_p): Make it static. Use 'n_links' field.
11569 (deps_pools_are_empty_p): New static function.
11570 (alloc_deps_list, delete_deps_list): Remove.
11571 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
11572 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11573 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
11574 (forward_dependency_cache): Remove.
11575 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
11576 'back' from the names. Change signature to use dep_t instead of
11578 (add_back_dep): Ditto. Make global.
11579 (check_dep_status): Rename to check_dep ().
11580 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
11582 (sd_finish_insn): Ditto.
11583 (sd_find_dep_between_no_cache): New static function.
11584 (sd_find_dep_between): New function.
11585 (ask_dependency_caches, set_dependency_caches): New static functions.
11586 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
11587 (add_or_update_dep_1): Separate pieces of functionality into
11588 ask_dependency_caches (), update_dependency_caches (),
11589 change_spec_dep_to_hard (), update_dep ().
11590 (get_back_and_forw_lists): New static function.
11591 (sd_add_dep): Separate setting of dependency caches into
11592 set_dependency_caches ().
11593 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
11595 (sd_delete_dep): Ditto.
11596 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
11597 (dump_lists): New static function.
11598 (sd_debug_lists): New debug function.
11599 (delete_all_dependences, fixup_sched_groups): Update to use
11600 sd_* infrastructure.
11601 (sched_analyze_2): Create data-speculative dependency only if
11602 data-speculation is enabled.
11603 (sched_analyze_insn): If insn cannot be speculative, make all its
11604 dependencies non-speculative.
11605 (sched_analyze): Use sd_init_insn ().
11606 (add_forw_dep, compute_forward_dependencies): Remove.
11607 (delete_dep_nodes_in_back_deps): New static function.
11608 (sched_free_deps): New function.
11609 (init_dependency_caches): Init alloc_pools.
11610 (extend_depedency_caches): Update after removing of
11611 forward_dependency_cache.
11612 (free_dependency_caches): Ditto. Free alloc_pools.
11613 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
11614 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
11616 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11617 (add_dependence): Use init_dep ().
11618 (get_dep_weak_1): New static function.
11619 (get_dep_weak): Move logic to get_dep_weak_1 ().
11620 (dump_ds): New static function moved from haifa-sched.c:
11621 debug_spec_status ().
11622 (debug_ds): New debug function.
11623 (check_dep_status): Rename to check_dep (). Update to check whole
11626 * haifa-sched.c (spec_info): Make global.
11627 (added_recovery_block_p): Rename to
11628 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
11629 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
11630 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
11631 to use new interfaces.
11632 (ok_for_early_queue_removal): Ditto.
11633 (schedule_block): Initialize logical uids of insns emitted by the
11635 (sched_init): Initialize new variable.
11636 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
11638 (extend_global): Initialize insn data.
11639 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
11640 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
11642 (add_to_speculative_block): Update to use new interfaces.
11643 (create_recovery_block): Set new variables.
11644 (create_check_block_twin, fix_recovery_deps): Update to use new
11646 (sched_insn_is_legitimate_for_speculation_p): New function.
11647 (speculate_insn): Move checking logic to
11648 sched_insn_is_legitimate_for_speculation_p ().
11649 (sched_remove_insn): Finalize sched-deps information of instruction.
11650 (clear_priorities, add_jump_dependencies): Update to use new
11652 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
11654 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
11655 to use new interfaces.
11656 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
11657 (new_ready): Try to use control speculation only if it is available.
11658 (add_branch_dependences): Update to use new interfaces.
11659 (compute_block_backward_dependences): Rename to
11660 compute_block_dependences (). Call
11661 targetm.sched.dependencies_evaluation_hook ().
11662 (free_block_dependencies): New static function.
11663 (debug_dependencies): Update to use new interfaces.
11664 (schedule_region): Remove separate computation of forward dependencies.
11665 Move call of targetm.sched.dependencies_evaluation_hook () to
11666 compute_block_dependences (). Free dependencies at the end of
11667 scheduling the region.
11669 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
11671 (add_deps_for_risky_insns): Ditto.
11672 (schedule_ebb): Remove separate computation of forward dependencies.
11673 Free dependencies at the end of scheduling the ebb.
11675 * ddg.c (create_ddg_dependence): Update to use new interfaces.
11676 (build_intra_loop_deps): Ditto. Remove separate computation of
11677 forward dependencies. Free sched-deps dependencies.
11679 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
11680 to use new interfaces.
11681 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
11683 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
11685 (is_costly_group): Ditto.
11687 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11689 * alias.c (rtx_equal_for_memref_p): Constify.
11690 * basic-block.h (const_edge, const_basic_block): New.
11691 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
11692 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
11693 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
11694 probably_never_executed_bb_p, edge_probability_reliable_p,
11695 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
11696 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
11698 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
11699 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
11701 * cfganal.c (flow_active_insn_p, forwarder_block_p,
11702 flow_nodes_print, dfs_enumerate_from): Likewise.
11703 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
11704 control_flow_insn_p, count_basic_blocks): Likewise.
11705 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
11706 get_loop_body_with_size, loop_exit_edge_p): Likewise.
11707 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
11708 average_num_loop_insns, loop_exit_edge_p,
11709 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
11710 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
11711 average_num_loop_insns, seq_cost): Likewise.
11712 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
11713 * dominance.c (dominated_by_p): Likewise.
11714 * emit-rtl.c (validate_subreg): Likewise.
11715 * except.c (can_throw_internal, can_throw_external): Likewise.
11716 * except.h (can_throw_internal, can_throw_external): Likewise.
11717 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
11718 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
11719 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
11720 simple_mem, store_ops_ok, load_kills_store, find_loads,
11721 store_killed_in_insn, store_killed_after, store_killed_before,
11722 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
11724 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
11725 noce_mem_write_may_trap_or_fault_p): Likewise.
11726 * pointer-set.c (pointer_set_contains, pointer_map_contains):
11728 * pointer-set.h (pointer_set_contains, pointer_map_contains):
11730 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
11731 probably_cold_bb_p, probably_never_executed_bb_p,
11732 edge_probability_reliable_p, br_prob_note_reliable_p,
11733 can_predict_insn_p): Likewise.
11734 * regclass.c (reg_set_to_hard_reg_set): Likewise.
11735 * resource.c (return_insn_p): Likewise.
11736 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
11738 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
11739 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
11740 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
11741 verify_gimple_modify_stmt): Likewise.
11742 * tree-chrec.c (is_not_constant_evolution,
11743 is_multivariate_chrec_rec, is_multivariate_chrec,
11744 chrec_contains_symbols, chrec_contains_undetermined,
11745 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
11746 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
11747 eq_evolutions_p, scev_direction): Likewise.
11748 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
11749 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
11750 chrec_contains_symbols_defined_in_loop,
11751 chrec_contains_undetermined, tree_contains_chrecs,
11752 evolution_function_is_affine_multivariate_p,
11753 evolution_function_is_univariate_p, chrec_zerop,
11754 evolution_function_is_constant_p, evolution_function_is_affine_p,
11755 evolution_function_is_affine_or_constant_p,
11756 tree_does_not_contain_chrecs, chrec_type): Likewise.
11757 * tree-data-ref.c (tree_fold_divides_p,
11758 object_address_invariant_in_loop_p, dr_may_alias_p,
11759 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
11760 same_access_functions, constant_access_functions,
11761 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
11763 * tree-flow.h (scev_direction): Likewise.
11764 * tree-gimple.c (is_gimple_stmt): Likewise.
11765 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
11767 * tree-pretty-print.c (op_prio): Likewise.
11768 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
11769 analyzable_condition, backedge_phi_arg_p): Likewise.
11770 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
11771 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
11772 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
11775 2007-08-13 Dan Hipschman <dsh@google.com>
11778 * c-format.c (check_format_arg): Move check for zero-length
11779 format strings below the check for unterminated strings.
11781 2007-08-13 Andrew Pinski <pinskia@gmail.com>
11784 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
11787 2007-08-13 Nick Clifton <nickc@redhat.com>
11789 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
11791 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11794 * c-format.c (gcc_gfc_length_specs): New array.
11795 (gcc_gfc_char_table): Add unsigned specifier, and references to
11796 the l length modifier.
11797 (format_types_orig): Use the new gcc_gfc_length_specs.
11799 2007-08-12 Sa Liu <saliu@de.ibm.com>
11801 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
11802 and with REG_RETVAL note after split.
11804 2007-08-11 David Daney <ddaney@avtrex.com>
11806 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
11807 as ATTRIBUTE_UNUSED.
11809 2007-08-11 David Edelsohn <edelsohn@gnu.org>
11810 Segher Boessenkool <segher@kernel.crashing.org>
11812 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
11813 HAVE_LOCAL_CPU_DETECT not defined.
11815 2007-08-11 Jan Hubicka <jh@suse.cz>
11817 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
11818 (cgraph_process_new_functions): Honor previous value of
11819 disregard_inline_limits.
11820 * ipa-inline.c (compute_inline_parameters): Likewise.
11822 2007-08-11 Ian Lance Taylor <iant@google.com>
11824 * alias.h (alias_set_type): Define new type.
11825 (ALIAS_SET_MEMORY_BARRIER): Use it.
11826 * rtl.h: Include alias.h.
11827 (struct mem_attrs): Use alias_set_type.
11828 * tree.h: Include alias.h
11829 (struct tree_type): Use alias_set_type.
11830 (struct tree_struct_field_tag): Likewise.
11831 (struct tree_decl_common): Likewise.
11832 * alias.c (struct alias_set_entry): Use alias_set_type.
11833 (get_alias_set_entry, alias_set_subset_of): Likewise.
11834 (alias_sets_conflict_p): Likewise.
11835 (alias_sets_must_conflict_p): Likewise.
11836 (objects_must_conflict_p): Likewise.
11837 (get_alias_set, new_alias_set): Likewise.
11838 (record_alias_subset, record_component_aliases): Likewise.
11839 (varargs_set, frame_set): Change to alias_set_type.
11840 (get_varargs_alias_set): Use alias_set_type.
11841 (get_frame_alias_set): Likewise.
11842 * builtins.c (setjmp_alias_set): Change to alias_set_type.
11843 * dse.c (struct store_info): Use alias_set_type.
11844 (struct read_info, struct clear_alias_mode_holder): Likewise.
11845 (clear_alias_set_lookup, canon_address): Likewise.
11846 (record_store, check_mem_read_rtx): Likewise.
11847 (dse_record_singleton_alias_set): Likewise.
11848 (dse_invalidate_singleton_alias_set): Likewise.
11849 * emit-rtl.c (get_mem_attrs): Likewise.
11850 (set_mem_attributes_minus_bitpos): Likewise.
11851 (set_mem_alias_set): Likewise.
11852 * expr.c (store_constructor_field, store_field): Likewise.
11853 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
11854 * langhooks.c (lhd_get_alias_set): Likewise.
11855 * langhooks-def.h (lhd_get_alias_set): Likewise.
11856 * reload1.c (alter_reg): Likewise.
11857 * tree-flow.h (struct fieldoff): Likewise.
11858 * tree-ssa-alias.c (struct alias_map_d): Likewise.
11859 (may_alias_p, get_smt_for, create_sft): Likewise.
11860 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
11861 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
11862 (merge_smts_into): Likewise.
11863 * varasm.c (const_alias_set): Likewise.
11864 * c-common.c (strict_aliasing_warning): Likewise.
11865 (c_common_get_alias_set): Likewise.
11866 * dse.h (dse_record_singleton_alias_set): Update declaration.
11867 (dse_invalidate_singleton_alias_set): Likewise.
11868 * emit-rtl.h (set_mem_alias_set): Likewise.
11869 * c-common.h (c_common_get_alias_set): Likewise.
11870 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
11871 * print-tree.c (print_node): Likewise.
11872 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
11874 (alpha_setup_incoming_varargs): Use alias_set_type.
11875 * config/i386/i386.c (setup_incoming_varargs_64): Use
11877 (setup_incoming_varargs_ms_64): Likewise.
11878 (ix86_GOT_alias_set): Likewise.
11879 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11880 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
11881 (set): Change to alias_set_type.
11882 (get_TOC_alias_set): Use alias_set_type.
11883 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
11885 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
11886 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
11888 (struct_value_alias_set): Likewise.
11889 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
11891 2007-08-11 Richard Sandiford <richard@codesourcery.com>
11893 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
11894 * config/vxworks.h (TARGET_VXWORKS): Override.
11895 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
11896 "mips" if TARGET_VXWORKS.
11898 2007-08-11 Richard Sandiford <richard@codesourcery.com>
11900 * calls.c (avoid_likely_spilled_reg): New function.
11901 (expand_call): Use it.
11903 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11905 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
11907 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
11909 * config/mips/predicates.md (const_call_insn_operand): Invoke
11910 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
11912 2007-08-10 David Edelsohn <edelsohn@gnu.org>
11915 * config/rs6000/driver-rs6000.c: Include link.h.
11916 Use ElfW instead of wordsize-specif typedef.
11918 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11920 * system.h (CONST_CAST): New.
11921 * c-decl.c (c_make_fname_decl): Use it.
11922 * c-lex.c (cb_ident, lex_string): Likewise.
11923 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11924 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
11925 give_switch, set_multilib_dir): Likewise.
11926 * gengtype-parse.c (string_seq, typedef_name): Likewise.
11927 * passes.c (execute_one_pass): Likewise.
11928 * prefix.c (update_path): Likewise.
11929 * pretty-print.c (pp_base_destroy_prefix): Likewise.
11930 * tree.c (build_string): Likewise.
11932 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11934 * tree-flow-inline.h (is_exec_stmt): Remove.
11935 (is_label_stmt): Remove.
11936 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
11939 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
11941 * lower-subreg.c (resolve_shift_zext): Don't adjust
11942 src_reg_num for wordmode operands.
11944 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
11945 David Ung <davidu@mips.com>
11947 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
11948 (TARGET_SCHED_REORDER2): Define.
11949 (mips_maybe_swap_ready): New.
11950 (mips_last_74k_agen_insn): New.
11951 (mips_74k_agen_init): New.
11952 (mips_74k_agen_reorder): New function to group loads and stores
11953 in the ready queue.
11954 (mips_sched_init): New.
11955 (mips_sched_reorder): Don't do initialization here. Call
11956 mips_74k_agen_reorder.
11957 (mips_variable_issue): Call mips_74k_agen_init.
11959 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11961 * tree-flow-inline.h (get_filename): Remove.
11963 2007-08-10 Richard Sandiford <richard@codesourcery.com>
11965 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
11967 (mips_fetch_insns): Delete in favor of...
11968 (mips_load_store_insns): ...this new function.
11969 * config/mips/mips.c (mips_address_insns): Add a boolean argument
11970 to say whether multiword moves _might_ be split.
11971 (mips_fetch_insns): Delete in favor of...
11972 (mips_load_store_insns): ...this new function.
11973 (mips_rtx_costs): Update the call to mips_address_insns.
11974 (mips_address_cost): Likewise.
11975 * config/mips/mips.md (length): Use mips_load_store_insns instead
11976 of mips_fetch_insns.
11977 * config/mips/constraints.md (R): Use mips_address_insns rather
11978 than mips_fetch_insns. Assume that the move never needs to be split.
11980 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11982 * config/mips/mips.opt (mhard-float, msoft-float): Make these
11983 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
11984 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
11985 * config/mips/mips.h (mips16_hard_float): Delete.
11986 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
11987 definitions, and replace with....
11988 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
11989 * config/mips/mips.c (mips16_hard_float): Delete. Replace
11990 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
11991 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
11992 (override_options): Replace MASK_SOFT_FLOAT references with
11993 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
11994 and mips16_hard_float when TARGET_MIPS16.
11996 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11999 * c-typeck.c (build_binary_op): Check for non pointer types before
12000 calling int_fits_type_p.
12002 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
12004 PR middle-end/32813
12005 * fold-const.c (omit_one_operand): Return only the ommitted expression
12006 if the result is an empty statement.
12007 (pedantic_omit_one_operand): Likewise.
12009 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
12011 * c-typeck.c (readonly_error): Improve error for assignment.
12013 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
12015 (pp_c_expression): Ditto.
12017 2007-08-09 Simon Baldwin <simonb@google.com>
12019 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
12020 break that was preventing simplify_associative_operation() for xor.
12022 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
12023 Nigel Stephens <nigel@mips.com>
12025 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
12026 Document change in interpretation of value from boolean to
12028 * optabs.c (expand_ffs, expand_ctz): New functions to compute
12029 ffs and ctz using clz.
12030 (expand_unop): Call them.
12031 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
12033 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
12034 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
12035 enable the new ffs expansion on this target.
12037 2007-08-09 Jan Hubicka <jh@suse.cz>
12039 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
12040 (expand_ternary_op): Likewise.
12041 (expand_vec_shift_expr): Likewise.
12042 (expand_binop_directly): Likewise.
12043 (expand_binop): Likewise.
12044 (sign_expand_binop): Likewise.
12045 (expand_twoval_unop): Likewise.
12046 (expand_twoval_binop): Likewise.
12047 (expand_twoval_binop_libfunc): Likewise.
12048 (widen_clz): Likewise.
12049 (widen_bswap): Likewise.
12050 (expand_parity): Likewise.
12051 (expand_unop): Likewise.
12052 (expand_abs_nojump): Likewise.
12053 (expand_copysign): Likewise.
12054 (emit_no_conflict_block): Likewise.
12055 (emit_libcall_block): Likewise.
12056 (can_compare_p): Likewise.
12057 (prepare_cmp_insn): Likewise.
12058 (emit_cmp_and_jump_insn_1): Likewise.
12059 (prepare_float_lib_cmp): Likewise.
12060 (emit_conditional_add): Likewise.
12061 (gen_add2_insn): Likewise.
12062 (have_add2_insn): Likewise.
12063 (gen_sub2_insn): Likewise.
12064 (have_sub2_insn): Likewise.
12065 (can_extend_p): Likewise.
12066 (can_fix_p): Likewise.
12067 (can_float_p): Likewise.
12068 (expand_float): Likewise.
12069 (expand_fix): Likewise.
12070 (expand_sfix_optab): Likewise.
12071 (new_optab): Likewise.
12072 (new_convert_optab): Likewise.
12073 (init_libfuncs): Likewise.
12074 (init_interclass_conv_libfuncs): Likewise.
12075 (init_intraclass_conv_libfuncs): Likewise.
12076 (set_conv_libfunc): Likewise.
12077 (init_optabs): Likewise.
12078 (debug_optab_libfuncs): Likewise.
12079 (gen_cond_trap): Likewise.
12080 * optabs.h (optab_handler, convert_optab_hanlder): New.
12081 * genopinit.c: Update optabs generation table.
12082 * reload.c (find_reloads_address_1): Use optabs accestors.
12083 * builtins.c (expand_builtin_mathfn): Likewise.
12084 (expand_builtin_mathfn_2): Likewise.
12085 (expand_builtin_mathfn_3): Likewise.
12086 (expand_builtin_interclass_mathfn): Likewise.
12087 (expand_builtin_sincos): Likewise.
12088 (expand_builtin_cexpi): Likewise.
12089 (expand_builtin_powi): Likewise.
12090 (expand_builtin_strlen): Likewise.
12091 * dojump.c (do_jump): Likewise.
12092 * expr.c (convert_move): Likewise.
12093 (move_by_pieces): Likewise.
12094 (move_by_pieces_ninsns): Likewise.
12095 (can_store_by_pieces): Likewise.
12096 (store_by_pieces_1): Likewise.
12097 (emit_move_via_integer): Likewise.
12098 (emit_move_complex): Likewise.
12099 (emit_move_ccmode): Likewise.
12100 (emit_move_insn_1): Likewise.
12101 (emit_single_push_insn): Likewise.
12102 (store_constructor): Likewise.
12103 (expand_expr_real_1): Likewise.
12104 (do_store_flag): Likewise.
12105 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
12106 (enumerate_modes): Likewise.
12107 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
12108 (supportable_widening_operation): Likewise.
12109 (supportable_narrowing_operation): Likewise.
12110 * expmed.c (store_bit_field_1): Likewise.
12111 (extract_bit_field_1): Likewise.
12112 (expand_mult_highpart_optab): Likewise.
12113 (expand_smod_pow2): Likewise.
12114 (expand_divmod): Likewise.
12115 (emit_store_flag): Likewise.
12116 * tree-vect-patterns.c
12117 (vect_pattern_recog_1): Likewise.
12118 * tree-ssa-loop-prefetch.c
12119 (nontemporal_store_p): Likewise.
12120 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
12121 (vect_create_epilog_for_reduction): Likewise.
12122 (vectorizable_reduction): Likewise.
12123 (vectorizable_operation): Likewise.
12124 (vect_strided_store_supported): Likewise.
12125 (vectorizable_store): Likewise.
12126 (vect_strided_load_supported): Likewise.
12127 (vectorizable_load): Likewise.
12128 * combine.c (simplify_comparison): Likewise.
12129 * tree-vect-generic.c
12130 (type_for_widest_vector_mode): Likewise.
12131 (expand_vector_operations_1): Likewise.
12132 * config/spu/spu.c (spu_expand_mov): Likewise.
12133 (spu_emit_vector_compare): Likewise.
12134 * config/rs6000/rs6000.c
12135 (rs6000_emit_vector_compare): Likewise.
12136 * stmt.c (add_case_node): Likewise.
12137 * reload1.c (gen_reload):
12139 2007-08-09 Michael Matz <matz@suse.de>
12141 * tree.h (fixed_zerop): Declare as taking a const_tree.
12142 * tree.c (fixed_zerop): Take a const_tree.
12144 2007-08-09 Ira Rosen <irar@il.ibm.com>
12146 * tree-vect-transform.c (vectorizable_store): Remove call to
12147 copy_virtual_operands() and call mark_symbols_for_renaming() for
12148 the created vector store.
12149 (vect_setup_realignment): Don't call copy_virtual_operands() and
12150 update_vuses_to_preheader().
12151 (vectorizable_load): Don't call copy_virtual_operands().
12152 (update_vuses_to_preheader): Remove.
12154 2007-08-08 Chao-ying Fu <fu@mips.com>
12156 * tree.def (FIXED_POINT_TYPE): New type.
12157 (FIXED_CST): New constant.
12158 (FIXED_CONVERT_EXPR): New expr.
12159 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
12160 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
12161 * tree.h (struct tree_base): Add saturating_flag.
12162 Remove one bit of spare for saturating_flag.
12163 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
12164 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
12165 FIXED_POINT_TYPE_P): Define.
12166 (TYPE_SATURATING): Define.
12167 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
12168 (struct tree_fixed_cst): New.
12169 (TYPE_IBIT, TYPE_FBIT): Define.
12170 (tree_node): Add fixed_cst.
12171 (enum tree_index): Add new enumeration values of
12172 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
12173 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
12174 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
12175 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
12176 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
12177 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
12178 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
12179 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
12180 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
12181 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
12182 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
12183 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
12184 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
12185 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
12186 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
12187 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
12188 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
12189 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
12190 (sat_short_fract_type_node, sat_fract_type_node,
12191 sat_long_fract_type_node, sat_long_long_fract_type_node,
12192 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
12193 sat_unsigned_long_fract_type_node,
12194 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
12195 fract_type_node, long_fract_type_node, long_long_fract_type_node,
12196 unsigned_short_fract_type_node, unsigned_fract_type_node,
12197 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
12198 sat_short_accum_type_node, sat_accum_type_node,
12199 sat_long_accum_type_node, sat_long_long_accum_type_node,
12200 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
12201 sat_unsigned_long_accum_type_node,
12202 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
12203 accum_type_node, long_accum_type_node, long_long_accum_type_node,
12204 unsigned_short_accum_type_node, unsigned_accum_type_node,
12205 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
12206 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
12207 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
12208 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
12209 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
12210 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
12211 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
12212 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
12213 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
12214 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
12215 sat_uda_type_node, sat_uta_type_node): New macro.
12216 (make_fract_type, make_accum_type): Declare.
12217 (make_signed_fract_type, make_unsigned_fract_type,
12218 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
12219 make_signed_accum_type, make_unsigned_accum_type,
12220 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
12221 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
12222 make_or_reuse_sat_signed_fract_type,
12223 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
12224 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
12225 make_or_reuse_sat_unsigned_accum_type): New macro.
12226 (fixed_zerop): Declare.
12227 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
12228 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
12229 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
12230 LONG_LONG_ACCUM_TYPE_SIZE): Define.
12231 * treestruct.def: Add TS_FIXED_CST.
12232 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
12233 (tree.o): Likewise.
12234 (tree-dump.o): Likewise.
12235 (print-tree.o): Likewise.
12236 (tree-pretty-print.o): Likewise.
12237 (fold-const.o): Likewise.
12238 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
12239 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
12240 (is_gimple_min_invariant): Handle FIXED_CST.
12241 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
12242 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
12243 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12244 (layout_type): Handle FIXED_POINT_TYPE.
12245 (make_fract_type, make_accum_type): New functions.
12246 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
12247 * tree-dump.c (fixed-value.h): New include.
12248 (dump_fixed): New function.
12249 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
12250 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
12251 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
12252 * tree-pretty-print.c (fixed-value.h): New include.
12253 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
12254 FIXED_CONVERT_EXPR.
12255 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
12256 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
12257 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
12258 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
12259 for non-saturating fixed-point types.
12260 (reassociate_bb): Likewise.
12261 * emit-rtl.c (fixed-value.h): New include.
12262 (fconst0, fconst1): New array.
12263 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
12264 * tree-vect-generic.c expand_vector_operation): Support
12265 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
12266 MODE_VECTOR_UACCUM.
12267 (type_for_widest_vector_mode): Add one parameter for the
12269 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
12271 Pass the satp parameter to type_for_mode for fixed-point types.
12272 (expand_vector_operations_1): Pass the saturating flag to
12273 type_for_widest_vector_mode.
12274 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
12275 and MODE_VECTOR_UACCUM.
12276 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
12277 (vectorizable_condition): Likewise.
12278 * tree.c (fixed-value.h): New include.
12279 (tree_code_size): Support FIXED_CST.
12280 (build_fixed): New function.
12281 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
12282 (fixed_zerop): New function.
12283 (tree_node_structure): Support FIXED_CST.
12284 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
12285 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
12286 (type_hash_eq): Handle FIXED_POINT_TYPE.
12287 (simple_cst_equal): Support FIXED_CST.
12288 (iterative_hash_expr): Handle FIXED_CST.
12289 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
12290 (get_narrower): Likewise.
12291 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
12292 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
12293 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
12294 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
12296 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
12297 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
12298 (initializer_zerop): Support FIXED_CST.
12299 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
12300 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
12301 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
12302 (is_base_type): Handle FIXED_POINT_TYPE.
12303 (add_type_attribute): Handle FIXED_POINT_TYPE.
12304 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
12305 * print-tree.c (fixed-value.h): New include.
12306 (print_node_brief): Support FIXED_CST.
12307 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
12308 * c-pretty-print.c (fixed-value.h): New include.
12309 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
12310 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
12311 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
12312 Support fixed-point types for inner items in VECTOR_TYPE.
12313 (pp_c_direct_declarator): Likewise.
12314 (pp_c_declarator): Likewise.
12315 (pp_c_fixed_constant): New function.
12316 (pp_c_constant): Handle FIXED_CST.
12317 (pp_c_primary_expression): Likewise.
12318 (pp_c_expression): Likewise.
12319 * fold-const.c (fixed-value.h): New include.
12320 (negate_expr_p): Return true for FIXED_CST.
12321 (fold_negate_expr): Support FIXED_CST.
12322 (split_tree): Support FIXED_CST.
12323 (const_binop): Support FIXED_CST.
12324 (fold_convert_const_int_from_fixed): New function to convert from
12326 (fold_convert_const_real_from_fixed): New function to convert from
12328 (fold_convert_const_fixed_from_fixed): New function to convert from
12329 fixed to another fixed.
12330 (fold_convert_const_fixed_from_int): New function to convert from
12332 (fold_convert_const_fixed_from_real): New function to convert from
12334 (fold_convert_const): Support conversions from fixed to int, from
12335 fixed to real, from fixed to fixed, from int to fixed, and from real
12337 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
12338 (operand_equal_p): Support FIXED_CST.
12339 (make_range): For fixed-point modes, we need to pass the
12340 saturating flag as the 2nd parameter.
12341 (tree_swap_operands_p): Handle FIXED_CST.
12342 (fold_plusminus_mult_expr): For fract modes, we cannot generate
12344 (fold_unary): Support FIXED_CONVERT_EXPR.
12345 (fold_binary): Handle FIXED_CST.
12346 Make sure the type is not saturating, before associating operations.
12347 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
12348 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
12349 (fold_negate_const): Support FIXED_CST.
12350 (fold_relational_const): Support FIXED_CST.
12351 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
12352 (gimplify_expr): Handle FIXED_CST.
12353 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
12354 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
12355 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
12356 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
12357 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
12358 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
12359 LONG_LONG_ACCUM_TYPE_SIZE.
12360 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
12361 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
12362 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
12363 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
12364 MODE_ACCUM, and MODE_UACCUM.
12365 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
12366 fixed-point types to disable reduction.
12367 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
12369 2007-08-08 David Edelsohn <edelsohn@gnu.org>
12371 * config/rs6000/x-rs6000: New file.
12372 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
12373 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
12374 (EXTRA_SPEC_FUNCTIONS): Define.
12375 (HAVE_LOCAL_CPU_DETECT): Define.
12376 (CC1_CPU_SPEC): Define.
12377 * config/rs6000/driver-rs6000.c: New file.
12378 * config/rs6000/aix.h (CC1_SPEC): Define.
12379 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
12380 * config.host: Add x-rs6000 to host_xmake_file if host and target
12381 are rs6000 or powerpc.
12383 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
12385 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
12387 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12388 Sandra Loosemore <sandra@codesourcery.com>
12389 Chao-ying Fu <fu@mips.com>
12390 Nigel Stephens <nigel@mips.com>
12391 David Ung <davidu@mips.com>
12393 * doc/invoke.texi (-mcode-readable): Document.
12394 * config/mips/mips.opt (mcode-readable): New option.
12395 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
12396 * config/mips/mips.h (mips_code_readable_setting): New enum.
12397 (mips_code_readable): Declare.
12398 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
12399 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
12400 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
12401 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
12402 boiler-plate comments.
12403 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
12404 * config/mips/mips.c (mips_code_readable): New variable.
12405 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
12406 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
12407 context and -mcode-readable setting to restrict the use of
12408 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
12409 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
12410 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
12411 (mips_blocks_for_constant_p): Only return false for
12412 TARGET_MIPS16_PCREL_LOADS.
12413 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
12414 for MIPS16. Handle SYMBOL_32_HIGH.
12415 (mips_const_insns): Allow HIGHs for MIPS16 too.
12416 (mips_unspec_address_offset): New function, split out from...
12417 (mips_unspec_address): ...here.
12418 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
12419 16-bit symbolic constants. Assert approropiate conditions for
12420 using the "la" and "dla" macros.
12421 (mips_handle_option): Handle -mcode-readable=.
12422 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
12423 Set up mips_lo_relocs[SYMBOL_32_HIGH].
12424 (mips_strip_unspec_address): New function, split out from...
12425 (print_operand_reloc): ...here.
12426 (print_operand): Pass constants through mips_strip_unspec_address.
12427 (print_operand_address): Likewise.
12428 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
12429 (mips_select_rtx_section): Remove MIPS16 handling.
12430 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
12431 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
12432 (mips16_lay_out_constants): Do nothing unless
12433 TARGET_MIPS16_PCREL_LOADS.
12434 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
12435 * config/mips/mips.md: Split HIGHs for MIPS16.
12436 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
12438 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12440 * config/mips/mips-protos.h (mips_emit_move): Declare.
12441 * config/mips/mips.c (mips_emit_move): New function.
12442 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
12443 (mips_legitimize_const_move): Likewise.
12444 (mips_legitimize_move): Likewise.
12445 (mips_split_64bit_move): Likewise.
12446 (mips_restore_gp): Likewise.
12447 (mips_load_call_address): Likewise.
12448 (mips_emit_fcc_reload): Likewise.
12449 (mips_set_return_address): Likewise.
12450 (mips_block_move_straight): Likewise.
12451 (mips_block_move_loop): Likewise.
12452 (mips_setup_incoming_varargs): Likewise.
12453 (mips_save_reg): Likewise.
12454 (mips_expand_prologue): Likewise.
12455 (mips_restore_reg): Likewise.
12456 (mips_expand_epilogue): Likewise.
12457 (mips_output_mi_thunk): Likewise.
12458 (build_mips16_call_stub): Likewise.
12459 (mips_builtin_branch_and_move): Likewise.
12460 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
12461 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
12462 (fixuns_truncdfdi2): Likewise.
12463 (fixuns_truncsfsi2): Likewise.
12464 (fixuns_truncsfdi2): Likewise.
12465 (loadgp_absolute): Likewise.
12466 (builtin_setjmp_setup): Likewise.
12467 (builtin_longjmp): Likewise.
12468 (untyped_call): Likewise.
12470 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12472 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
12473 an "rtx *" argument. Return a bool.
12474 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
12475 values and return true if they can be split. Take the same kind of
12476 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
12477 and store the lo_sum there if nonnull. Use the symbol type to
12478 determine whether a $gp or HIGH is needed.
12479 (mips_legitimize_address): Update call to mips_split_symbol and
12480 simplify accordingly.
12481 (mips_legitimize_const_move): Likewise.
12482 * config/mips/mips.md: In the combine define_split,
12483 check mips_split_symbol instead of splittable_symbolic_operand.
12484 Update use of mips_split_symbol in the generator code.
12485 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
12487 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12489 * config/mips/mips.c (mips_symbolic_address_p): Delete.
12490 (mips_symbol_insns_1): New function, split out from...
12491 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
12492 and stores separately from load addresses.
12493 (mips_classify_address): Replace uses of mips_symbolic_address_p
12494 with uses of mips_symbol_insns.
12495 (mips_address_insns): Update calls to mips_symbol_insns.
12496 (mips_const_insns): Likewise.
12497 (mips_legitimize_address): Likewise.
12499 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12501 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
12502 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
12503 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
12504 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
12505 non-call contexts if TARGET_MIPS16.
12506 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
12507 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
12508 code for SYMBOL_ABSOLUTE.
12509 (mips_symbol_insns): Likewise.
12511 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12513 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
12514 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
12515 (mips_symbolic_constant_p): Likewise. Update the call to
12516 mips_classify_symbol.
12517 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
12518 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
12519 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
12520 (print_operand_reloc): Add a context argument. Update the call to
12521 mips_symbolic_constant_p.
12522 (print_operand): Update the calls to print_operand_reloc.
12523 (print_operand_address): Use print_operand_reloc rather than
12525 (mips_rewrite_small_data_p): Add a context argument. Update the call
12526 to mips_symbolic_constant_p.
12527 (mips_small_data_pattern_1): Make DATA the containing mem.
12528 Update the call to mips_rewrite_small_data_p.
12529 (mips_rewrite_small_data_1): Likewise.
12530 (mips_use_anchors_for_symbol_p): Update the call to
12531 mips_symbolic_constant_p.
12532 * config/mips/predicates.md (const_call_insn_operand): Likewise.
12533 (splittable_symbolic_operand): Likewise.
12534 (move_operand): Likewise.
12535 (absolute_symbolic_operand): Likewise.
12536 (got_disp_operand): Likewise.
12537 (got_page_ofst_operand): Likewise.
12539 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12541 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
12542 (SYMBOL_ABSOLUTE): ...this.
12543 (SYMBOL_SMALL_DATA): Rename to...
12544 (SYMBOL_GP_RELATIVE): ...this.
12545 (SYMBOL_CONSTANT_POOL): Rename to...
12546 (SYMBOL_PC_RELATIVE): ...this.
12547 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
12548 (mips_symbolic_address_p, mips_symbol_insns, override_options)
12549 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
12550 after above changes.
12551 * config/mips/predicates.md (const_call_insn_operand): Likewise.
12552 (general_symbolic_operand): Rename to...
12553 (absolute_symbolic_operand): ...this.
12554 * config/mips/mips.md: Update after above changes.
12556 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
12557 Revital Eres <eres@il.ibm.com>
12559 * ddg.c (print_ddg): Add dump information.
12560 * modulo-sched.c (print_node_sched_params): Add parameter and
12562 (calculate_maxii): Remove function.
12563 (undo_generate_reg_moves): Likewise.
12564 (undo_permute_partial_schedule): Likewise.
12565 (kernel_number_of_cycles): Likewise.
12566 (MAXII_FACTOR): New definition to calculate the upper bound of II.
12567 (sms_schedule): Use it. Remove profitability checks.
12568 (sms_schedule_by_order): Fix order of nodes within the cycle.
12570 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
12572 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
12573 -profile option, add pie support.
12574 (ENDFILE_SPEC): New spec.
12575 * config/gnu.h (LIB_SPEC): Add -profile option.
12577 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
12579 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
12580 * config/gnu.h (LIB_SPEC): Likewise.
12582 2007-08-07 Yaz Saito <saito@google.com>
12583 Ian Lance Taylor <iant@google.com>
12585 * common.opt (finstrument-functions-exclude-function-list): New
12587 (finstrument-functions-exclude-file-list): New option.
12588 * opts.c (char_p): Define and DEF_VEC.
12589 (flag_instrument_functions_exclude_functions): New static
12591 (flag_instrument_functions_exclude_files): New static variable.
12592 (add_instrument_functions_exclude_list): New static function.
12593 (flag_instrument_functions_exclude_p): New function.
12594 (common_handle_option): Handle new options.
12595 * flags.h (flag_instrument_functions_exclude_p): Declare.
12596 * gimplify.c (gimplify_function_tree): Call
12597 flag_instrument_functions_exclude_p.
12598 * doc/invoke.texi (Option Summary): Mention new options.
12599 (Code Gen Options): Document new options.
12601 2007-08-07 Ian Lance Taylor <iant@google.com>
12603 PR rtl-optimization/32776
12604 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
12605 (resolve_use): Likewise.
12606 (decompose_multiword_subregs): Remove "changed" local variable.
12608 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
12610 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
12611 * configure: Regenerate.
12612 * config.in: Regenerate.
12613 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
12616 2007-08-07 Ian Lance Taylor <iant@google.com>
12618 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
12619 note, just delete the insn.
12621 2007-08-07 Andreas Schwab <schwab@suse.de>
12624 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
12627 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
12629 * lower-subreg.c (resolve_subreg_use): Remove assertion.
12630 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
12631 (decompose_multiword_subregs): Use the functions above to decompose
12632 multiword shifts and zero-extends.
12634 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
12636 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
12637 "assemble" descriptions which were swapped.
12639 2007-08-06 Chao-ying Fu <fu@mips.com>
12641 * fixed-value.h: New file.
12642 * fixed-value.c: New file.
12643 * Makefile.in (OBJS-common): Add fixed-value.o.
12644 (fixed-value.o): New rule.
12645 (GTFILES): Add fixed-value.h.
12646 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
12647 to compare a.low and b.low.
12648 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
12650 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
12651 Daniel Jacobowitz <dan@codesourcery.com>
12654 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
12656 (x86_64-*-netbsd*): Likewise.
12657 (x86_64-*-linux*): Likewise.
12658 (x86_64-*-kfreebsd*-gnu): Likewise.
12659 (x86_64-*-knetbsd*-gnu): Likewise.
12660 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
12662 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
12664 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
12665 Add -fno-asynchronous-unwind-tables.
12667 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
12668 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
12669 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
12670 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
12671 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
12673 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12675 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
12676 (TARGET_C_MODE_FOR_SUFFIX): New.
12678 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12680 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
12682 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12684 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
12686 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
12688 * config/i386/i386.md: Check TARGET_ macros and optimize_size
12689 before checking function returns in conditional expressions.
12691 2007-08-06 Alfred Minarik <a.minarik@aon.at>
12694 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
12696 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12698 PR middle-end/32988
12699 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
12700 for INTEGRAL_TYPE_P.
12702 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
12704 * configure.ac: Remove --enable-checking=df from default settings.
12705 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
12706 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
12707 if the parameter is true.
12708 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
12709 DF_VERIFY_SCHEDULED flag is true.
12710 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
12711 (df_finish_pass): Adjust prototype.
12712 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
12715 * see.c (pass_see): Add TODO_df_verify.
12716 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
12717 * global.c (rest_of_handle_global_alloc): Schedule verification
12719 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
12721 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
12722 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
12723 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
12725 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
12726 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
12727 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
12729 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
12730 Revital Eres <eres@il.ibm.com>
12732 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
12734 * ddg.c (create_ddg_dependence): Rename to...
12735 (create_ddg_dep_from_intra_loop_link): This. Do not check
12736 for interloop edges. Do not create anti dependence edge when
12737 a true dependence edge exists in the opposite direction and
12738 -fmodulo-sched-allow-regmoves is set.
12739 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
12740 (add_cross_iteration_register_deps): Create anti dependence edge
12741 when -fno-modulo-sched-allow-regmoves is set.
12742 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
12744 2007-08-04 Richard Sandiford <richard@codesourcery.com>
12746 * config/arm/arm.md (movsi): Add braces.
12748 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12750 PR middle-end/32780
12751 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
12752 operands for the folding of "A - (A & B)" into "~B & A"; cast them
12755 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
12757 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
12758 state accessor functions.
12759 * cfgloopmanip.c (remove_path, create_preheaders,
12760 force_single_succ_latches, fix_loop_structure): Ditto.
12761 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
12762 tree_duplicate_loop_to_header_edge): Ditto.
12763 * cfgloopanal.c (mark_irreducible_loops): Ditto.
12764 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
12766 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
12767 cleanup_tree_cfg): Ditto.
12768 * tree-cfg.c (tree_merge_blocks): Ditto.
12769 * cfgloop.c (rescan_loop_exit, record_loop_exits,
12770 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
12771 loop_preheader_edge, single_exit): Ditto.
12772 (flow_loops_find): Do not clear loops->state.
12773 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
12774 loops_state_clear): New functions.
12776 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12778 PR middle-end/32399
12779 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
12780 when adding to the base and convert ELT to sizetype instead of type.
12782 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12784 PR middle-end/32304
12785 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
12786 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
12788 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12790 PR middle-end/32935
12791 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
12792 correct type the negate expression.
12794 2007-08-03 Jan Hubicka <jh@suse.cz>
12796 * config/i386/i386.c (setup_incoming_varargs_64): Tolerate 64bit
12797 preferred stack boundary.
12799 2007-08-03 David Edelsohn <edelsohn@gnu.org>
12801 * config/rs6000/rs6000.c (struct processor_cost): Change
12802 l1_cache_lines to l1_cache_size. Add l2_cache_size.
12803 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
12805 (rios1_costs, rios2_cost): Correct cache line size.
12806 (rs6000_override_options): Set l2-cache-size parameter.
12808 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12809 Diego Novillo <dnovillo@google.com>
12812 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
12813 if the range includes 0.
12815 2007-08-03 Ben Elliston <bje@au.ibm.com>
12817 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
12818 mode to unspec expressions to silence a warning from the generator
12821 2007-08-02 Steve Ellcey <sje@cup.hp.com>
12823 * config/ia64/constraints.md ("U"): Make constraint vector only.
12825 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
12827 PR middle-end/25446
12828 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
12829 always_inline attribute on the function decl.
12831 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
12833 PR middle-end/25445
12834 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
12835 if we are compiling with -fPIC.
12837 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
12838 Nigel Stephens <nigel@mips.com>
12840 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
12841 Define for MIPS32 and MIPS64.
12843 2007-08-02 Nick Clifton <nickc@redhat.com>
12845 * config/host-hpux.c: Change copyright header to refer to version
12846 3 of the GNU General Public License and to point readers at the
12847 COPYING3 file and the FSF's license web page.
12848 * config/alpha/predicates.md, config/alpha/vms-ld.c,
12849 config/alpha/linux.h, config/alpha/alpha.opt,
12850 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
12851 config/alpha/vms-unwind.h, config/alpha/ev4.md,
12852 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
12853 config/alpha/alpha.h, config/alpha/sync.md,
12854 config/alpha/openbsd.h, config/alpha/alpha.md,
12855 config/alpha/alpha-modes.def, config/alpha/ev5.md,
12856 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
12857 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
12858 config/alpha/constraints.md, config/alpha/osf.h,
12859 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
12860 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
12861 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
12862 config/frv/frv-asm.h, config/frv/frv-protos.h,
12863 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
12864 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
12865 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
12866 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
12867 config/s390/s390.opt, config/s390/s390-modes.def,
12868 config/s390/fixdfdi.h, config/s390/constraints.md,
12869 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
12870 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
12871 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
12872 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
12873 config/m32c/prologue.md, config/m32c/m32c.abi,
12874 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
12875 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
12876 config/m32c/t-m32c, config/m32c/m32c-modes.def,
12877 config/m32c/jump.md, config/m32c/shift.md,
12878 config/m32c/m32c-protos.h, config/libgloss.h,
12879 config/spu/spu-protos.h, config/spu/predicates.md,
12880 config/spu/spu-builtins.h, config/spu/spu.c,
12881 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
12882 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
12883 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
12884 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
12885 config/sparc/hypersparc.md, config/sparc/predicates.md,
12886 config/sparc/linux.h, config/sparc/sp64-elf.h,
12887 config/sparc/supersparc.md, config/sparc/cypress.md,
12888 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
12889 config/sparc/niagara.md, config/sparc/sparc.md,
12890 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
12891 config/sparc/sparc.opt, config/sparc/sync.md,
12892 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
12893 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
12894 config/sparc/sparc.c, config/sparc/little-endian.opt,
12895 config/sparc/sysv4-only.h, config/sparc/sparc.h,
12896 config/sparc/linux64.h, config/sparc/freebsd.h,
12897 config/sparc/sol2.h, config/sparc/rtemself.h,
12898 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
12899 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
12900 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
12901 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
12902 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
12903 config/m32r/linux.h, config/m32r/constraints.md,
12904 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
12905 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
12906 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
12907 config/i386/i386.md, config/i386/netware-crt0.c,
12908 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
12909 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
12910 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
12911 config/i386/sol2.h, config/i386/constraints.md,
12912 config/i386/netware-libgcc.c, config/i386/sysv5.h,
12913 config/i386/predicates.md, config/i386/geode.md,
12914 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
12915 config/i386/freebsd64.h, config/i386/vxworksae.h,
12916 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
12917 config/i386/rtemself.h, config/i386/netbsd-elf.h,
12918 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
12919 config/i386/netware.h, config/i386/i386-modes.def,
12920 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
12921 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
12922 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
12923 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
12924 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
12925 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
12926 config/i386/xm-mingw32.h, config/i386/linux64.h,
12927 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
12928 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
12929 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
12930 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
12931 config/i386/cygwin2.c, config/i386/i386-protos.h,
12932 config/i386/sync.md, config/i386/openbsd.h,
12933 config/i386/host-mingw32.c, config/i386/i386-aout.h,
12934 config/i386/nto.h, config/i386/biarch64.h,
12935 config/i386/i386-coff.h, config/i386/freebsd.h,
12936 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
12937 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
12938 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
12939 config/darwin-protos.h, config/linux.opt, config/sol2.c,
12940 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
12941 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
12942 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
12943 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
12944 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
12945 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
12946 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
12947 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
12948 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
12949 config/sh/superh64.h, config/sh/rtemself.h,
12950 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
12951 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
12952 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
12953 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
12954 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
12955 config/avr/predicates.md, config/avr/constraints.md,
12956 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
12957 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
12958 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
12959 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
12960 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
12961 config/c4x/c4x-modes.def, config/c4x/rtems.h,
12962 config/c4x/predicates.md, config/c4x/c4x.h,
12963 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
12964 config/xtensa/predicates.md, config/xtensa/xtensa.c,
12965 config/xtensa/linux.h, config/xtensa/xtensa.h,
12966 config/xtensa/elf.h, config/xtensa/xtensa.md,
12967 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
12968 config/xtensa/xtensa-protos.h, config/dbx.h,
12969 config/stormy16/predicates.md, config/stormy16/stormy16.md,
12970 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
12971 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
12972 config/host-solaris.c, config/fr30/fr30.h,
12973 config/fr30/predicates.md, config/fr30/fr30-protos.h,
12974 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
12975 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
12976 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
12977 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
12978 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
12979 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
12980 config/host-linux.c, config/interix3.h, config/cris/cris.c,
12981 config/cris/predicates.md, config/cris/linux.h,
12982 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
12983 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
12984 config/cris/aout.opt, config/cris/cris-protos.h,
12985 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
12986 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12987 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
12988 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
12989 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
12990 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
12991 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
12992 config/chorus.h, config/mn10300/mn10300.c,
12993 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
12994 config/mn10300/mn10300.h, config/mn10300/linux.h,
12995 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
12996 config/mn10300/mn10300.md, config/ia64/predicates.md,
12997 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
12998 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
12999 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
13000 config/ia64/freebsd.h, config/ia64/ia64.md,
13001 config/ia64/ia64-modes.def, config/ia64/constraints.md,
13002 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
13003 config/gofast.h, config/rtems.h, config/sol2-10.h,
13004 config/m68k/predicates.md, config/m68k/m68k.md,
13005 config/m68k/linux.h, config/m68k/m68k-modes.def,
13006 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
13007 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
13008 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
13009 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
13010 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
13011 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
13012 config/m68k/constraints.md, config/m68k/rtemself.h,
13013 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
13014 config/m68k/uclinux.h, config/rs6000/power4.md,
13015 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
13016 config/rs6000/linux.h, config/rs6000/eabi.h,
13017 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
13018 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
13019 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
13020 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
13021 config/rs6000/windiss.h, config/rs6000/603.md,
13022 config/rs6000/aix41.h, config/rs6000/cell.md,
13023 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
13024 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
13025 config/rs6000/darwin.md, config/rs6000/darwin64.h,
13026 config/rs6000/default64.h, config/rs6000/7xx.md,
13027 config/rs6000/darwin.opt, config/rs6000/spe.md,
13028 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
13029 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
13030 config/rs6000/7450.md, config/rs6000/linux64.h,
13031 config/rs6000/constraints.md, config/rs6000/440.md,
13032 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
13033 config/rs6000/rs6000.c, config/rs6000/aix52.h,
13034 config/rs6000/rs6000.h, config/rs6000/power6.md,
13035 config/rs6000/predicates.md, config/rs6000/altivec.md,
13036 config/rs6000/aix64.opt, config/rs6000/rios1.md,
13037 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
13038 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
13039 config/rs6000/darwin7.h, config/rs6000/dfp.md,
13040 config/rs6000/linux64.opt, config/rs6000/sync.md,
13041 config/rs6000/vxworksae.h, config/rs6000/power5.md,
13042 config/rs6000/lynx.h, config/rs6000/biarch64.h,
13043 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
13044 config/rs6000/eabispe.h, config/rs6000/e500.h,
13045 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
13046 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
13047 config/rs6000/aix.h, config/rs6000/vxworks.h,
13048 config/rs6000/40x.md, config/rs6000/aix51.h,
13049 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
13050 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
13051 config/arc/arc.h, config/mcore/mcore-elf.h,
13052 config/mcore/mcore-protos.h, config/mcore/predicates.md,
13053 config/mcore/mcore.md, config/mcore/mcore.c,
13054 config/mcore/mcore.opt, config/mcore/mcore.h,
13055 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
13056 config/score/predicates.md, config/score/score-version.h,
13057 config/score/score-protos.h, config/score/misc.md,
13058 config/score/elf.h, config/score/score.c, config/score/mac.md,
13059 config/score/score7.md, config/score/score.h,
13060 config/score/score-conv.h, config/score/score-mdaux.c,
13061 config/score/score.md, config/score/score.opt,
13062 config/score/score-modes.def, config/score/score-mdaux.h,
13063 config/score/mul-div.S, config/arm/uclinux-elf.h,
13064 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
13065 config/arm/symbian.h, config/arm/linux-elf.h,
13066 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
13067 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
13068 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
13069 config/arm/strongarm-pe.h, config/arm/arm.h,
13070 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
13071 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
13072 config/arm/arm-modes.def, config/arm/linux-eabi.h,
13073 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
13074 config/arm/arm-cores.def, config/arm/arm-protos.h,
13075 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
13076 config/arm/wince-pe.h, config/arm/neon.md,
13077 config/arm/constraints.md, config/arm/neon.ml,
13078 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
13079 config/arm/arm.opt, config/arm/arm926ejs.md,
13080 config/arm/predicates.md, config/arm/iwmmxt.md,
13081 config/arm/arm_neon.h, config/arm/unknown-elf.h,
13082 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
13083 config/arm/neon-testgen.ml, config/arm/arm.md,
13084 config/arm/xscale-coff.h, config/arm/pe.c,
13085 config/arm/arm-generic.md, config/arm/pe.h,
13086 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
13087 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
13088 config/arm/strongarm-elf.h, config/arm/cirrus.md,
13089 config/arm/netbsd-elf.h, config/arm/vxworks.h,
13090 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
13091 config/pa/predicates.md, config/pa/pa64-hpux.h,
13092 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
13093 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
13094 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
13095 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
13096 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
13097 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
13098 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
13099 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
13100 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
13101 config/pa/pa64-regs.h, config/pa/pa-modes.def,
13102 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
13103 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
13104 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
13105 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
13106 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
13107 config/mips/linux64.h, config/mips/elforion.h,
13108 config/mips/constraints.md, config/mips/generic.md,
13109 config/mips/predicates.md, config/mips/4300.md,
13110 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
13111 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
13112 config/mips/5k.md, config/mips/vr4120-div.S,
13113 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
13114 config/mips/mips-protos.h, config/mips/6000.md,
13115 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
13116 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
13117 config/mips/mips-modes.def, config/mips/vr.h,
13118 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
13119 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
13120 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
13121 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
13122 config/vax/openbsd1.h, config/vax/netbsd.h,
13123 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
13124 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
13125 config/h8300/rtems.h, config/h8300/predicates.md,
13126 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
13127 config/h8300/h8300.md, config/h8300/h8300.opt,
13128 config/h8300/coff.h, config/h8300/h8300-protos.h,
13129 config/v850/v850.md, config/v850/predicates.md,
13130 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
13131 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
13132 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
13133 config/mmix/mmix.h, config/mmix/predicates.md,
13134 config/mmix/mmix-protos.h, config/mmix/mmix.md,
13135 config/mmix/mmix.c, config/mmix/mmix.opt,
13136 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
13137 config/bfin/rtems.h, config/bfin/bfin-modes.def,
13138 config/bfin/predicates.md, config/bfin/bfin-protos.h,
13139 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
13142 2007-08-02 Richard Sandiford <richard@codesourcery.com>
13144 * emit-rtl.c (reset_used_decls): Rename to...
13145 (set_used_decls): ...this. Set the used flag rather than clearing it.
13146 (unshare_all_rtl_again): Update accordingly. Set flags on argument
13147 DECL_RTLs rather than resetting them.
13149 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
13151 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
13153 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
13155 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
13156 argument to find_reloads_address.
13158 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
13160 PR tree-optimization/32919
13161 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
13162 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
13163 (coalesce_ssa_name): Call it.
13165 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
13166 David Ung <davidu@mips.com>
13168 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
13169 (__mips16_unorddf2, __mips16_floatunsidf): New.
13170 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
13172 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
13174 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
13176 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
13177 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
13178 * tree.h (OMP_SECTIONS_CONTROL): New macro.
13179 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
13180 * omp-low.c (get_ws_args_for, determine_parallel_type,
13181 expand_omp_for_generic, expand_omp_for_static_nochunk,
13182 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
13183 Work with more precise CFG.
13184 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
13185 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
13187 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
13188 * gimple-low.c (lower_stmt): Ditto.
13189 * tree-inline.c (estimate_num_insns_1): Ditto.
13190 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
13191 (OMP_SECTIONS_SWITCH): New.
13192 * tree-cfgcleanup.c (cleanup_omp_return): New.
13193 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
13194 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
13195 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
13196 (tree_redirect_edge_and_branch): Handle omp constructs.
13198 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
13199 with three arguments.
13201 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
13203 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
13204 in loop closed ssa.
13206 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
13208 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
13209 the loop structures may need fixing.
13210 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
13212 (cleanup_tree_cfg_loop): Removed.
13213 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
13214 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
13215 instead of running cleanup_tree_cfg_loop.
13216 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
13217 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
13218 (tree_predictive_commoning): Declaration changed.
13219 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
13221 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
13223 * doc/invoke.texi (l1-cache-size): Update documentation.
13224 (l2-cache-size): Document.
13225 * params.h (L2_CACHE_SIZE): New macro.
13226 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
13227 that L1_CACHE_SIZE is in kB now.
13228 (L2_CACHE_SIZE_BYTES): New macro.
13229 (tree_ssa_prefetch_arrays): Show size in kB.
13230 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
13231 and l2_cache_size fields.
13232 * config/i386/driver-i386.c (describe_cache): Detect cache size
13234 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
13235 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
13236 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
13237 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
13238 (override_options): Set l1-cache-size and l2-cache-size to default
13239 values if not specified otherwise.
13240 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
13241 (PARAM_L2_CACHE_SIZE): New.
13243 2007-08-01 Nigel Stephens <nigel@mips.com>
13244 David Ung <davidu@mips.com>
13245 Thiemo Seufer <ths@mips.com>
13246 Chris Dearman <chris@mips.com>
13247 Richard Sandiford <richard@codesourcery.com>
13249 * config.gcc (mips*-sde-elf*): New stanza.
13250 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
13251 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
13252 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
13253 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
13254 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
13255 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
13257 * config/mips/sde.h: New file.
13258 * config/mips/t-libgcc-mips16: Likewise.
13259 * config/mips/t-sde: Likewise.
13260 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
13261 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
13262 _MIPS_FPSET and _MIPS_SZINT.
13263 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
13264 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
13265 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
13266 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
13267 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13268 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13269 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
13270 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
13271 _MIPS_SZPTR and _MIPS_FPSET.
13272 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
13273 architecture is specified.
13274 (MIPS_32BIT_OPTION_SPEC): New macro.
13276 2007-07-31 Dan Hipschman <dsh@google.com>
13278 * gcc.c (end_going_arg): New function.
13279 (do_spec_2): Use it.
13280 (do_spec_1): Use it.
13282 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
13284 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
13285 only if ENABLE_CHECKING is defined.
13287 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
13289 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
13290 df_ru_add_problem, df_ru_get_bb_info): Removed.
13291 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
13292 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
13293 df_ru_free_bb_info, df_ru_alloc,
13294 df_ru_bb_local_compute_process_def,
13295 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
13296 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
13297 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
13298 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
13299 df_ru_add_problem): Removed.
13301 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13304 * pa.md (casesi32): Use match_scratch. Revise insn condition.
13305 (casesi32p, casesi64p): Likewise.
13306 (casesi): Adjust for above.
13308 2007-07-31 Richard Sandiford <richard@codesourcery.com>
13310 * mode-switching.c (create_pre_exit): Don't search past calls.
13312 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
13314 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
13316 2007-07-31 Revital Eres <eres@il.ibm.com>
13318 * ddg.c (add_deps_for_def): Rename to...
13319 (add_cross_iteration_register_deps): This. Change implementation
13320 to use only reaching def and def-use chains to construct the
13321 inter loop dependencies.
13322 (add_deps_for_use): Remove function.
13323 (build_inter_loop_deps): Call add_cross_iteration_register_deps
13324 function to build the inter loop dependencies.
13325 * modulo-sched.c (sms_schedule): Build only
13326 reaching def and def-use chains for the propose of the ddg
13329 2007-07-31 Julian Brown <julian@codesourcery.com>
13331 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
13332 New define_insns. Use correct RTL.
13333 (vec_set<mode>): Write as expander.
13335 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
13337 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
13338 to an unallocated space.
13340 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
13343 (split_constant_offset): Enable split_constant_offset to extract
13344 constants from other statements.
13345 * tree-vect-transform.c
13346 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
13347 to a temp var. Force base_offset to be simple.
13349 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
13351 * df-scan.c (df_scan_verify): Remove artificial limit on
13352 the number of blocks for verification.
13353 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
13354 df_simulate_defs): Avoid unnecessary insn checking for defs.
13356 2007-07-29 Mark Mitchell <mark@codesourcery.com>
13358 * config/m68k/lb1sf68.asm (FUNC): New macro.
13359 (__mulsi3): Use it.
13360 (__udivsi3): Likewise.
13361 (__divsi3): Likewise.
13362 (__umodsi3): Likewise.
13363 (__modsi3): Likewise.
13364 (__subdf3): Likewise.
13365 (__adddf3): Likewise.
13366 (__muldf3): Likewise.
13367 (__divdf3): Likewise.
13368 (__negdf2): Likewise.
13369 (__cmpdf2): Likewise.
13370 (__subsf3): Likewise.
13371 (__addsf3): Likewise.
13372 (__mulsf3): Likewise.
13373 (__divsf3): Likewise.
13374 (__negsf2): Likewise.
13375 (__cmpsf2): Likewise.
13376 (__eqdf2): Likewise.
13377 (__nedf2): Likewise.
13378 (__gtdf2): Likewise.
13379 (__gedf2): Likewise.
13380 (__ltdf2): Likewise.
13381 (__ledf2): Likewise.
13382 (__eqsf2): Likewise.
13383 (__nesf2): Likewise.
13384 (__gtsf2): Likewise.
13385 (__gesf2): Likewise.
13386 (__ltsf2): Likewise.
13387 (__lesf2): Likewise.
13389 2007-07-30 Ollie Wild <aaw@google.com>
13391 * c-ppoutput.c (print_lines_directives_only): New function.
13392 (scan_translation_unit_directives_only): New function.
13393 (preprocess_file): Add call to scan_translation_unit_directives_only.
13394 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
13395 (sanitize_cpp_opts): Add default flag_dump_macros setting for
13396 -fdirectives-only. Add errors for -fdirectives-only conflict with
13397 -Wunused-macros and -traditional.
13398 (finish_options): Add builtin macro initialization for
13399 -fdirectives-only + -fpreprocessed.
13400 * c.opt (fdirectives-only): New.
13401 * doc/cppopts.texi (fdirectives-only): New.
13403 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13405 * alias.c (record_set, memory_modified_1): Constify.
13406 * bt-load.c (note_btr_set): Likewise.
13407 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
13408 * combine.c (set_nonzero_bits_and_sign_copies,
13409 expand_field_assignment, record_dead_and_set_regs_1,
13410 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
13411 likely_spilled_retval_1): Likewise.
13412 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
13413 frv_io_handle_set): Likewise.
13414 * config/mips/mips.c (mips_sim_record_set,
13415 vr4130_true_reg_dependence_p_1): Likewise.
13416 * config/mt/mt.c (insn_dependent_p_1): Likewise.
13417 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
13418 * config/sh/sh.c (flow_dependent_p_1): Likewise.
13419 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
13420 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
13421 * ddg.c (mark_mem_store): Likewise.
13422 * df-problems.c (df_urec_mark_reg_change): Likewise.
13423 * function.c (update_epilogue_consts): Likewise.
13424 * gcse.c (record_set_info, record_last_set_info,
13425 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
13426 reg_clear_last_set): Likewise.
13427 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
13429 * jump.c (reversed_comparison_code_parts): Likewise.
13430 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
13431 reg_is_set): Likewise.
13432 * loop-iv.c (mark_altered): Likewise.
13433 * mode-switching.c (reg_becomes_live): Likewise.
13434 * optabs.c (no_conflict_move_test): Likewise.
13435 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
13437 * postreload.c (reload_combine_note_store, move2add_note_store):
13439 * regmove.c (flags_set_1): Likewise.
13440 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
13442 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
13444 * resource.c (update_live_status): Likewise.
13445 * rtl.h (set_of, note_stores): Likewise.
13446 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
13447 note_stores, parms_set): Likewise.
13448 * sched-rgn.c (sets_likely_spilled_1): Likewise.
13449 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
13451 * var-tracking.c (count_stores, add_stores): Likewise.
13453 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13455 * alias.c (mems_in_disjoint_alias_sets_p,
13456 fixed_scalar_and_varying_struct_p, aliases_everything_p,
13457 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
13458 write_dependence_p, mems_in_disjoint_alias_sets_p,
13459 read_dependence, true_dependence, canon_true_dependence,
13460 anti_dependence, output_dependence): Constify.
13461 * combine.c (extended_count): Likewise.
13462 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
13463 * cselib.c (get_value_hash, references_value_p,
13464 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
13465 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
13466 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
13467 * function.c (contains, prologue_epilogue_contains,
13468 sibcall_epilogue_contains): Likewise.
13469 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
13470 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
13471 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
13472 reg_or_subregno): Likewise.
13473 * recog.c (asm_noperands): Likewise.
13474 * reload1.c (function_invariant_p): Likewise.
13475 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
13476 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
13477 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
13478 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
13479 true_regnum, reg_or_subregno, condjump_in_parallel_p,
13480 extended_count, prologue_epilogue_contains,
13481 sibcall_epilogue_contains, function_invariant_p, true_dependence,
13482 canon_true_dependence, read_dependence, anti_dependence,
13483 output_dependence): Likewise.
13484 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
13486 2007-07-30 Julian Brown <julian@codesourcery.com>
13488 * config/arm/neon.md (V_ext): New mode attribute.
13489 (neon_vget_lane<mode>): Replace with define_expand.
13490 (neon_vget_lane<mode>_sext_internal)
13491 (neon_vget_lane<mode>_zext_internal): New define_insns for double
13492 and quad precision vectors.
13493 (neon_vget_lanedi): Add bounds check. Remove dead comment.
13494 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
13495 have typeless 32-bit result.
13497 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
13500 * tree-affine.h (aff_tree): The type of rest is sizetype for types
13502 * tree-affine.c (aff_combination_scale): If type is a pointer type,
13503 use sizetype for rest.
13504 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
13505 (aff_combination_convert): Don't convert rest for pointer types.
13507 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
13509 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
13511 * tree-ssa-alias.c: Add alloc-pool.h.
13512 (init_alias_info): Free alias_bitmap_obstack.
13513 (delete_alias_info): Call delete_mem_ref_stats.
13514 (get_mem_sym_stats_for): Use alloc_pool.
13515 (init_mem_ref_stats): Do not delete mem_ref_stats here.
13516 (delete_mem_sym_stats): Removed.
13518 2007-07-29 Sebastian Pop <sebpop@gmail.com>
13520 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
13521 functions cannot be represented as classical distance vectors.
13523 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13525 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
13526 * builtins.c (validate_arg, builtin_mathfn_code,
13527 validate_arglist): Likewise.
13528 * calls.c (call_expr_flags): Likewise.
13529 * combine.c (reg_nonzero_bits_for_combine,
13530 reg_num_sign_bit_copies_for_combine, get_last_value,
13531 reg_truncated_to_mode): Likewise.
13532 * emit-rtl.c (subreg_lowpart_p): Likewise.
13533 * expr.c (highest_pow2_factor_for_target,
13534 categorize_ctor_elements_1, categorize_ctor_elements,
13535 count_type_elements, contains_packed_reference,
13536 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
13537 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
13538 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
13539 native_encode_int, native_encode_real, native_encode_complex,
13540 native_encode_vector, native_encode_expr, native_interpret_int,
13541 native_interpret_real, native_interpret_complex,
13542 native_interpret_vector, native_interpret_expr): Likewise.
13543 * function.c (use_register_for_decl): Likewise.
13544 * gimplify.c (get_name): Likewise.
13545 * langhooks-def.h (lhd_return_null_const_tree): New.
13546 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
13547 * langhooks.c (lhd_return_null_const_tree): New.
13548 * langhooks.h (lang_get_callee_fndecl): Constify.
13549 * output.h (constructor_static_from_elts_p): Likewise.
13550 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
13551 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
13552 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
13553 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
13554 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
13555 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
13556 * rtlhooks-def.h (reg_nonzero_bits_general,
13557 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
13559 * rtlhooks.c (reg_num_sign_bit_copies_general,
13560 reg_nonzero_bits_general, reg_truncated_to_mode_general):
13562 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
13563 * stor-layout.c (mode_for_size_tree): Likewise.
13564 * tree-ssa-loop-im.c (memref_eq): Likewise.
13565 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
13566 * tree.c (contains_placeholder_p, type_list_equal,
13567 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
13569 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
13570 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
13571 contains_placeholder_p, contains_packed_reference,
13572 get_callee_fndecl, operand_equal_for_phi_arg_p,
13573 warn_if_unused_value, is_body_block, native_encode_expr,
13574 native_interpret_expr, fold_convertible_p, operand_equal_p,
13575 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
13576 validate_arglist, simple_cst_equal, type_list_equal,
13577 use_register_for_decl, call_expr_flags, get_name,
13578 highest_pow2_factor): Likewise.
13579 (const_call_expr_arg_iterator_d,
13580 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
13581 first_const_call_expr_arg, more_const_call_expr_args_p,
13582 FOR_EACH_CONST_CALL_EXPR_ARG): New.
13583 * varasm.c (constructor_static_from_elts_p): Constify.
13585 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
13587 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
13588 config/arm/neon-schedgen.ml, config/arm/neon.ml,
13589 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
13590 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
13591 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
13592 tree-vect-transform.c, tree.def: Fix comment typos. Follow
13593 spelling conventions.
13594 * doc/invoke.texi: Follow spelling conventions.
13596 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
13597 Revital Eres <eres@il.ibm.com>
13599 * modulo-sched.c (sms_schedule): Avoid loops which includes
13600 auto-increment instructions.
13602 2007-07-28 Richard Guenther <rguenther@suse.de>
13604 PR middle-end/32920
13605 * fold-const.c (fold_cond_expr_with_comparison): Convert
13606 operand zero of MIN/MAX_EXPR to correct type.
13608 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13610 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
13611 flags_from_decl_or_type): Constify.
13612 * gcc.c (do_spec_1): Likewise.
13613 * print-tree.c (dump_addr, print_node_brief): Likewise.
13614 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
13615 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
13616 tree_purge_all_dead_eh_edges): Likewise.
13617 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
13618 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
13620 * tree.c (expr_location, expr_has_location, expr_locus,
13621 expr_filename, expr_lineno, get_inner_array_type,
13622 fields_compatible_p): Likewise.
13623 * tree.h (get_inner_array_type, fields_compatible_p,
13624 expr_location, expr_has_location, expr_locus, expr_filename,
13625 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
13626 setjmp_call_p, alloca_call_p): Likewise.
13628 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
13630 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
13631 TV_FLOW_INSENSITIVE.
13633 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
13635 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
13636 (compute_flow_insensitive_aliasing): Ditto for
13637 TV_FLOW_INSENSITIVE.
13639 2007-07-27 Jan Hubicka <jh@suse.cz>
13641 * config/i386/i386.c (register_move_cost): Remove accidentally
13642 comitted #if 0 block.
13644 * attribs.c: Include hashtab.h
13645 (attribute_hash): New.
13646 (substring): New structure.
13647 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
13649 (init_attributes): Initialize attribute hash.
13650 (decl_attributes): Use attribute hash.
13651 * Makefile.in (attribs.c): Depend on hashtab.h.
13653 2007-07-27 Steve Ellcey <sje@cup.hp.com>
13655 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
13657 2007-07-27 Richard Sandiford <richard@codesourcery.com>
13659 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
13660 __mips_dspr2 and __mips_dsp_rev macros.
13661 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
13663 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
13665 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
13667 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
13669 PR middle-end/32749
13671 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
13672 and the updating of the live and do_not_gen sets.
13673 (df_note_bb_compute): Added updating of live and do_not_gen sets
13674 for regular defs so that the case of clobber inside conditional
13675 call is processed correctly.
13677 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
13679 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
13680 operands with compatible type.
13682 2007-07-27 Richard Sandiford <richard@codesourcery.com>
13684 * expr.h (store_bit_field): Don't return a value.
13685 * expmed.c (check_predicate_volatile_ok): New function.
13686 (store_bit_field_1): New function, extracted from store_bit_field.
13687 Take a fallback_p argument and return true if the operation succeeded.
13688 Only use store_fixed_bit_field if fallback_p. Don't recompute
13689 mode_for_extraction; use op_mode instead. Try forcing memories
13690 into registers if the insv expander fails.
13691 (store_bit_field): Use store_bit_field_1 with fallback_p true.
13692 Don't return a value.
13693 (convert_extracted_bit_field): New function, extracted from
13695 (extract_bit_field_1): Likewise. Take a fallback_p argument
13696 and return NULL if the operation succeeded. Only use
13697 extract_fixed_bit_field if fallback_p. Only calculate one
13698 extraction mode. Combine code for extv and extzv. Try forcing
13699 memories into registers if the ext(z)v expander fails.
13700 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
13702 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
13704 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
13706 (df_ref): Likewise. Put regno with other integer fields.
13708 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
13710 * df.h (df_mw_hardreg): Remove "loc" field.
13711 * df-scan.c (df_ref_record): Don't set it. Remove redundant
13713 * df-problems.c (df_whole_mw_reg_unused_p): New function,
13714 split out from df_set_unused_notes_for_mw. Return false for
13715 partial references. Assert that mw_reg is a REG when returning true.
13716 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
13717 (df_whole_mw_reg_dead_p): New function, split out from
13718 df_set_dead_notes_for_mw. Return false for partial references.
13719 Assert that mw_reg is a REG when returning true.
13720 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
13721 Remove redundant bitmap check.
13723 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
13725 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
13726 ($(T)crtend.o): Likwise.
13727 ($(T)crtbeginS.o): Likwise.
13728 ($(T)crtendS.o): Likwise.
13729 ($(T)crtfastmath.o): Likwise.
13731 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
13733 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
13734 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
13735 * basic-block.h (struct control_flow_graph): Added x_dom_computed
13736 and x_n_bbs_in_dom_tree fields.
13738 2007-07-26 Steve Ellcey <sje@cup.hp.com>
13740 PR tree-optimization/32087
13741 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
13742 Do not call scale_bbs_frequencies_int with prob of zero.
13744 2007-07-26 Julian Brown <julian@codesourcery.com>
13746 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
13747 (neon_element_bits): Add prototypes.
13748 * config/arm/arm.c (bounds_check, neon_lane_bounds)
13749 (neon_const_bounds, neon_element_bits): New functions.
13750 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
13751 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
13752 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
13753 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
13754 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
13755 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
13756 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
13757 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
13758 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
13759 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
13760 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
13761 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
13762 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
13764 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
13766 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
13767 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
13769 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
13770 Julian Brown <julian@codesourcery.com>
13772 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
13773 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
13774 * config/arm/cortex-a8.md: New.
13775 * config/arm/cortex-a8-neon.md: New.
13776 * config/arm/neon-schedgen.ml: New.
13777 * config/arm/neon.md (vqh_mnem): New.
13779 (Is_float_mode): New.
13780 (Scalar_mul_8_16): New.
13782 (V_mode_nunits): New.
13783 (All instruction patterns): Annotate with neon_type attribute
13785 * config/arm/arm.md: Include cortex-a8.md.
13786 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
13788 Annotate instruction patterns accordingly.
13789 (generic_sched): Do not use generic scheduling for Cortex-A8.
13790 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
13792 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
13794 * fold-const.c (fold_read_from_constant_string): Use
13795 build_int_cst_type.
13796 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
13798 2007-07-26 Nick Clifton <nickc@redhat.com>
13800 * tree-ssa-operands.h: Change copyright header to refer to version
13801 3 of the GNU General Public License and to point readers at the
13802 COPYING3 file and the FSF's license web page.
13803 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
13804 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
13805 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
13806 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
13807 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
13808 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
13809 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
13810 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
13811 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
13812 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
13813 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
13814 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
13815 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
13816 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
13817 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
13818 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
13819 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
13820 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
13821 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
13822 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
13823 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
13824 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
13825 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
13826 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
13827 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
13828 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
13829 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
13830 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
13831 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
13832 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
13833 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
13834 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
13835 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
13836 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
13837 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
13838 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
13839 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
13840 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
13841 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
13842 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
13843 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
13844 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
13845 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
13846 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
13847 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
13848 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
13849 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
13850 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
13851 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
13852 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
13853 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
13854 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
13855 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
13856 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
13857 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
13858 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
13859 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
13860 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
13861 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
13862 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
13863 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
13864 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
13865 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
13866 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
13867 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
13868 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
13869 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
13870 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
13871 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
13872 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
13873 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
13874 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
13875 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
13876 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
13877 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
13878 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
13879 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
13880 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
13881 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
13882 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
13883 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
13884 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
13885 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
13886 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
13887 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
13888 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
13889 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
13890 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
13891 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
13892 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
13893 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
13894 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
13895 vecprim.h, basic-block.h, tree-ssa-structalias.c,
13896 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
13897 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
13898 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
13899 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
13900 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
13901 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
13902 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
13903 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
13904 convert.c, convert.h, langhooks-def.h, reload1.c,
13905 tree-ssa-operands.c: Likewise.
13907 2007-07-26 Jan Hubicka <jh@suse.cz>
13909 * tree-ssa-live.c: Include debug.h and flags.h.
13910 (mark_scope_block_unused): New function.
13911 (remove_unused_scope_block_p): New function.
13912 (remove_unused_locals): Remove unused blocks too.
13914 2007-07-25 Ian Lance Taylor <iant@google.com>
13916 * combine.c (combine_max_regno): Remove. Remove all uses.
13917 (struct reg_stat_struct): Rename from struct reg_stat.
13918 (reg_stat_type): Define, and declare VECs.
13919 (reg_stat): Change from pointer to VEC. Change all uses.
13920 (combine_split_insns): New static function.
13921 (try_combine, find_split_point): Call it instead of split_insns.
13923 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13925 * cfghooks.c (split_block): Fix the information about loop latch.
13927 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13929 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
13931 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13933 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
13934 Scan the new edge for loop exit info.
13936 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
13938 * config/darwin.c: Include debug.h.
13940 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13943 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
13945 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13947 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
13948 (HARD_REGNO_MODE_OK): Ditto.
13949 (MODES_TIEABLE_P): Ditto.
13950 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
13951 (CLASS_MAX_NREGS): Ditto.
13952 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
13953 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
13954 (divdf3_internal_thr): Removed.
13955 * config/ia64/div.md: New file.
13956 * config/ia64/constraints.md: Add H constraint.
13958 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13960 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
13961 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
13962 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
13963 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
13964 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
13965 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
13966 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
13967 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
13968 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
13969 dump_sbitmap_file, debug_sbitmap, popcount_table,
13970 sbitmap_popcount): Constify.
13971 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
13972 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
13973 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
13974 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
13975 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
13976 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
13977 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
13978 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
13979 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
13980 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
13981 sbitmap_popcount, sbitmap_verify_popcount): Constify.
13983 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13985 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
13986 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
13987 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
13988 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
13989 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
13990 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
13991 bitmap_intersect_p, bitmap_intersect_compl_p,
13992 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13993 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
13995 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
13996 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
13997 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
13998 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
13999 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
14000 debug_bitmap, debug_bitmap_file, bitmap_print,
14001 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
14002 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
14004 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
14006 * config/darwin.c (darwin_override_options): Additional fix for
14007 debug info formats that don't support var tracking.
14009 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14011 * cselib.c (entry_and_rtx_equal_p): Constify.
14012 * gengtype.c (output_mangled_typename, write_types, write_local):
14014 * gengtype.h (const_type_p): New.
14015 * see.c (eq_descriptor_extension, hash_descriptor_extension):
14017 * tlink.c (scan_linker_output): De-constify.
14018 * tree-ssa-loop-im.c (memref_eq): Constify.
14019 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
14020 (shared_bitmap_hash, shared_bitmap_eq): Constify.
14022 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14024 * c-common.c (fname_as_string, c_type_hash): Constify.
14025 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
14026 * cgraph.c (edge_hash, edge_eq): Likewise.
14027 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
14028 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
14029 reg_attrs_htab_eq): Likewise.
14030 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
14032 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
14033 const_decl_t, const_state_t, const_automata_list_el_t): New.
14034 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
14035 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
14036 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
14037 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
14038 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
14039 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
14040 compare_max_occ_cycle_nums, out_state_arcs_num,
14041 compare_transition_els_num, units_cmp, state_reservs_cmp):
14043 * genmodes.c (cmp_modes): Likewise.
14044 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
14045 * gimplify.c (compare_case_labels): Likewise.
14046 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
14047 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
14048 * matrix-reorg.c (mtt_info_hash): Likewise.
14049 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
14050 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
14051 (htab_hash_bucket, htab_hash_elem): Constify.
14052 * tree-browser.c (TB_parent_eq): Likewise.
14053 * tree-scalar-evolution.c (hash_scev_info): Likewise.
14054 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
14055 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
14056 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
14058 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
14059 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
14060 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
14061 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
14062 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
14064 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
14065 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
14066 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
14067 * tree-ssa-threadupdate.c (redirection_data_hash,
14068 redirection_data_eq): Likewise.
14069 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
14070 * tree-ssa.c (var_ann_eq): Likewise.
14071 * tree-vrp.c (compare_case_labels): Likewise.
14072 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
14073 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
14074 tree_not_check_failed, tree_class_check_failed,
14075 tree_range_check_failed, tree_not_class_check_failed,
14076 omp_clause_check_failed, omp_clause_range_check_failed,
14077 tree_contains_struct_check_failed, tree_operand_check_failed):
14079 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
14080 tree_not_check_failed, tree_class_check_failed,
14081 tree_range_check_failed, tree_not_class_check_failed,
14082 tree_operand_check_failed, omp_clause_operand_check_failed,
14083 tree_operand_length): Likewise.
14084 * var-tracking.c (const_variable): New.
14085 (variable_htab_hash, variable_htab_eq): Constify.
14086 * varasm.c (const_desc_hash): Likewise.
14088 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14090 * expr.c (handled_component_p): Constify.
14091 * fold-const.c (fit_double_type): Likewise.
14092 * real.h (real_value_from_int_cst): Likewise.
14093 * tree-flow-inline.h (gimple_in_ssa_p,
14094 gimple_aliases_computed_p, gimple_addressable_vars,
14095 gimple_call_clobbered_vars, gimple_referenced_vars,
14096 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
14097 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
14098 may_aliases, end_readonly_imm_use_p, has_zero_uses,
14099 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
14100 is_label_stmt, is_global_var, phi_ssa_name_p,
14101 factoring_name_p, is_call_clobbered, tree_common_ann,
14102 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
14103 unmodifiable_var_p, array_ref_contains_indirect_ref,
14104 ref_contains_array_ref, lookup_subvars_for_var,
14105 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
14106 gimple_mem_ref_stats): Likewise.
14107 * tree-flow.h (tree_common_ann, var_ann, function_ann,
14108 may_aliases, is_exec_stmt, is_label_stmt,
14109 ref_contains_array_ref, array_ref_contains_indirect_ref,
14110 var_can_have_subvars, overlap_subvar, is_call_clobbered,
14111 unmodifiable_var_p): Likewise.
14112 * tree-gimple.c (is_gimple_min_invariant): Likewise.
14113 * tree-gimple.h (is_gimple_min_invariant): Likewise.
14114 * tree.c (type_hash_list, attribute_hash_list, tree_size,
14115 cst_and_fits_in_hwi, real_value_from_int_cst,
14116 build_real_from_int_cst, integer_zerop, integer_onep,
14117 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
14118 tree_floor_log2, real_zerop, real_onep, real_twop,
14119 real_minus_onep, really_constant_p, purpose_member, chain_member,
14120 list_length, fields_length, int_size_in_bytes, bit_position,
14121 int_bit_position, byte_position, int_byte_position, expr_align,
14122 array_type_nelts, tree_node_structure,
14123 type_contains_placeholder_1, iterative_hash_pointer,
14124 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
14125 tree_map_base_eq, type_hash_list, type_hash_eq,
14126 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
14127 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
14128 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
14129 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
14130 int_fits_type_p, get_containing_scope, decl_function_context,
14131 decl_type_context, omp_clause_operand_check_failed,
14132 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
14133 * tree.h (omp_clause_operand_check_failed, tree_size,
14134 build_real_from_int_cst, array_type_nelts, purpose_member,
14135 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
14136 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
14137 is_attribute_p, check_qualified_type, expr_align,
14138 int_size_in_bytes, bit_position, int_bit_position, byte_position,
14139 int_byte_position, list_length, fields_length, initializer_zerop,
14140 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
14141 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
14142 tree_node_structure, handled_component_p, get_containing_scope,
14143 decl_function_context, decl_type_context, real_zerop,
14144 type_num_arguments, fit_double_type, really_constant_p,
14145 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
14146 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
14147 real_twop, real_minus_onep, int_cst_value): Likewise.
14149 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14151 * cfglayout.c (insn_scope, insn_line): Constify.
14152 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
14153 const_double_htab_hash, const_double_htab_eq,
14154 mem_attrs_htab_hash): Likewise.
14155 * loop-iv.c (biv_eq): Likewise.
14156 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
14157 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
14158 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
14160 * rtl-error.c (location_for_asm, diagnostic_for_asm,
14161 error_for_asm, warning_for_asm, _fatal_insn,
14162 _fatal_insn_not_found): Likewise.
14163 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
14164 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
14165 rtl_check_failed_type2, rtl_check_failed_code1,
14166 rtl_check_failed_code2, rtl_check_failed_code_mode,
14167 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
14168 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
14169 rtl_check_failed_type2, rtl_check_failed_code1,
14170 rtl_check_failed_code2, rtl_check_failed_code_mode,
14171 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
14172 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
14173 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
14174 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
14175 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
14176 rtx_unstable_p, get_integer_term, get_related_value,
14177 offset_within_block_p, reg_mentioned_p, count_occurrences,
14178 reg_referenced_p, reg_used_between_p, no_labels_between_p,
14179 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
14180 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
14181 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
14182 find_constant_src, find_reg_fusage, find_regno_fusage,
14183 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
14184 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
14185 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
14186 computed_jump_p, auto_inc_p, in_expr_list_p,
14187 remove_node_from_expr_list, loc_mentioned_in_p,
14188 label_is_jump_target_p, reversed_comparison_code_parts,
14189 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
14190 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
14191 print_inline_rtx): Likewise.
14192 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
14193 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
14194 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
14195 get_integer_term, get_related_value, offset_within_block_p,
14196 count_occurrences, reg_mentioned_p, no_labels_between_p,
14197 reg_used_between_p, reg_referenced_p, single_set_2,
14198 multiple_sets, set_noop_p, refers_to_regno_p,
14199 reg_overlap_mentioned_p, dead_or_set_p,
14200 covers_regno_no_parallel_p, covers_regno_p,
14201 dead_or_set_regno_p, find_reg_note, find_regno_note,
14202 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
14203 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
14204 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
14205 side_effects_p, may_trap_p_1, may_trap_p,
14206 may_trap_after_code_motion_p, may_trap_or_fault_p,
14207 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
14208 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
14209 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
14210 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
14211 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
14213 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
14214 warning_for_asm): Likewise.
14215 * tree.h (print_rtl): Likewise.
14216 * varasm.c (get_pool_mode): Likewise.
14218 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14220 * c-lex.c (c_lex_with_flags, lex_string): Constify.
14221 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
14222 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
14223 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
14224 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
14225 * ddg.c (compare_sccs): Likewise.
14226 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
14227 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
14228 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
14229 decimal_do_fix_trunc, decimal_real_to_integer,
14230 decimal_real_to_integer2, decimal_real_maxval): Likewise.
14231 * dse.c (const_group_info_t): New.
14232 (invariant_group_base_eq, invariant_group_base_hash): Constify.
14233 * dwarf2out.c (const_dw_die_ref): New.
14234 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
14235 * tree-browser.c (TB_parent_eq): Likewise.
14236 * unwind-dw2-fde.c (__register_frame_info_bases,
14237 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
14238 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
14240 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
14241 * unwind-dw2.c (uw_frame_state_for): Likewise.
14242 * value-prof.c (histogram_hash, histogram_eq): Likewise.
14243 * value-prof.h (const_histogram_value): New.
14245 2007-07-25 Richard Sandiford <richard@codesourcery.com>
14247 * config/mips/mips.c (machine_function): Add
14248 initialized_mips16_gp_pseudo_p.
14249 (mips16_gp_pseudo_reg): Do not emit the initialization of
14250 mips16_gp_pseudo_rtx when being called from the gimple cost-
14251 calculation routines; emit it on the first use outside those
14254 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14256 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
14259 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
14260 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
14261 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
14262 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
14263 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
14264 Preserve const-ness of parameters through use of __typeof(),
14265 also constify and tidy.
14267 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
14268 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
14269 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
14270 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
14271 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
14272 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
14273 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
14274 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
14275 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
14277 2007-07-25 Julian Brown <julian@codesourcery.com>
14278 Mark Shinwell <shinwell@codesourcery.com>
14280 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
14281 (alpha_mangle_type): This.
14282 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14283 (TARGET_MANGLE_TYPE): Define this instead.
14284 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
14285 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
14286 (arm_init_neon_builtins): Fix comment.
14287 (arm_mangle_map_entry): New.
14288 (arm_mangle_map): New.
14289 (arm_mangle_type): New.
14290 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
14291 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
14292 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
14293 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14294 (TARGET_MANGLE_TYPE): Define this instead.
14295 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
14296 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
14297 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
14298 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14299 (TARGET_MANGLE_TYPE): Define this instead.
14300 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
14302 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
14303 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14304 (TARGET_MANGLE_TYPE): Define this instead.
14305 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
14306 (s390_mangle_type): This.
14307 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14308 (TARGET_MANGLE_TYPE): Define this instead.
14309 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
14310 (sparc_mangle_type): This.
14311 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
14312 (TARGET_MANGLE_TYPE): Define this instead.
14313 * cp/mangle.c (write_type): Call mangle_type target hook on all
14314 types before mangling. Use original type, not main variant, as
14316 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
14317 (TARGET_MANGLE_TYPE): This.
14318 * target.h (gcc_target): Rename mangle_fundamental_type to
14320 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
14321 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
14323 2007-07-25 Julian Brown <julian@codesourcery.com>
14324 Paul Brook <paul@codesourcery.com>
14325 Joseph Myers <joseph@codesourcery.com>
14326 Mark Shinwell <shinwell@codesourcery.com>
14328 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
14329 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
14330 (with_fpu): Allow --with-fpu=neon.
14331 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
14332 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
14333 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
14334 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
14335 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
14336 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
14337 (neon_emit_pair_result_insn, neon_disambiguate_copy)
14338 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
14339 (output_move_neon): Add prototypes.
14340 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
14341 (all_fpus): Add FPUTYPE_NEON.
14342 (fp_model_for_fpu): Add NEON field.
14343 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
14344 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
14346 (arm_legitimate_address_p): Don't support fancy addressing for NEON
14348 (thumb2_legitimate_address_p): Likewise.
14349 (neon_valid_immediate): Recognize and prepare constants suitable for
14351 (neon_immediate_valid_for_move): New function. Recognize and prepare
14352 immediates for NEON move instructions.
14353 (neon_immediate_valid_for_logic): New function. Recognize and
14354 prepare immediates for NEON logic instructions.
14355 (neon_output_logic_immediate): New function. Create asm string
14356 suitable for outputting immediate logic instructions.
14357 (neon_pairwise_reduce): New function. Implement reduction using
14358 pairwise operations.
14359 (neon_expand_vector_init): New function. Expand a (possibly
14360 non-constant) vector initialization.
14361 (neon_vector_mem_operand): New function. Memory operands supported
14362 for quad-word loads/stores to/from ARM or NEON registers. Don't
14363 allow base+offset addressing for core regs.
14364 (neon_struct_mem_operand): New function. Valid mems for NEON
14366 (coproc_secondary_reload_class): Enable NEON registers to be loaded
14367 from neon_vector_mem_operand addresses without a secondary register.
14368 (add_minipool_forward_ref): Handle >8-byte minipool entries.
14369 (add_minipool_backward_ref): Likewise.
14370 (dump_minipool): Likewise.
14371 (push_minipool_fix): Likewise.
14372 (output_move_quad): New function. Output quad-word moves, loads and
14373 stores using ARM registers.
14374 (output_move_vfp): Add support for vectors in VFP (NEON) D
14376 (output_move_neon): Output a NEON load/store to/from a quadword
14378 (arm_print_operand): Implement new codes:
14379 - 'c' for unadorned integers (without a # sign).
14380 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
14382 - 'e', 'f' for the low and high D parts of a NEON Q register.
14383 - 'q' outputs a NEON Q register.
14384 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
14385 - 'T' prints NEON opcode features from a coded bitmask.
14386 - 'F' is similar to T, but signed/unsigned codes both print as
14388 - 't' is similar to T, but 'u' is printed instead of 'p'.
14389 - 'O' prints 'r' if NEON instruction should perform rounding (as
14390 specified by bitmask), else prints nothing.
14391 - '#' is a punctuation character to stop operand numbers from
14392 running together with following digits in the assembler
14393 strings for instructions (when using mode attributes).
14394 (arm_assemble_integer): Handle extra NEON vector modes. Permute
14395 constant vectors in big-endian mode, where necessary.
14396 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
14397 Handle EI, OI, CI, XI modes.
14398 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
14399 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
14400 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
14401 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
14402 (neon_builtin_type_bits): Add enumeration, one bit for each vector
14404 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
14405 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
14406 to turn v8qi, etc. into bits defined above.
14407 (neon_itype): New enumeration. Classifications of NEON builtins.
14408 (neon_builtin_datum): Define struct. Contains information about
14409 a single builtin (with multiple modes).
14410 (CF): Define helper macro for...
14411 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
14413 (neon_builtin_data): New array. Define information about builtins
14414 for use during initialization/expansion.
14415 (arm_init_neon_builtins): New function.
14416 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
14418 (neon_builtin_compare): New function.
14419 (locate_neon_builtin_icode): New function. Find an insn code for a
14420 builtin given a function code for that builtin. Also return type of
14421 builtin (NEON_BINOP, NEON_UNOP etc.).
14422 (builtin_arg): New enumeration. Types of arguments for builtins.
14423 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
14424 Takes a variable argument list of builtin_arg types, terminated by
14426 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
14427 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
14428 (neon_emit_pair_result_insn): New function. Support returning pairs
14429 of vectors via a pointer.
14430 (neon_disambiguate_copy): New function. Set up operands for a
14431 multi-word copy such that registers do not get clobbered.
14432 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
14433 ARM_BUILTIN_NEON_BASE.
14434 (arm_file_start): Set float-abi attribute for NEON.
14435 (arm_vector_mode_supported_p): Enable NEON vector modes.
14436 (arm_mangle_map_entry): New.
14437 (arm_mangle_map): New.
14438 (arm_mangle_vector_type): New.
14439 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
14441 (TARGET_NEON): New macro. Target supports NEON.
14442 (fputype): Add FPUTYPE_NEON.
14443 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
14444 for vectorization based on command-line arg.
14445 (NEON_REGNO_OK_FOR_NREGS): Define.
14446 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
14447 (VALID_NEON_STRUCT_MODE): Define.
14448 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
14449 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
14450 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
14451 (consttable_16): Add pattern for outputting 16-byte minipool
14453 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
14455 (vec-common.md, neon.md): Include md files.
14456 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
14457 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
14458 (memory_constraint "Ut", "Un", "Us"): Define.
14459 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
14460 (MMX_char): New mode attribute.
14461 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
14462 (*add<mode>3_iwmmxt): New insn pattern.
14463 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
14464 (*sub<mode>3_iwmmxt): New insn pattern.
14465 (mulv4hi3): Rename to...
14466 (*mulv4hi3_iwmmxt): This.
14467 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
14468 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
14469 (uminv4hi3, uminv2si3): Remove. Replace with...
14470 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
14471 (*umin<mode>3_iwmmxt): These.
14472 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
14473 (ashr<mode>3_iwmmxt): This new pattern.
14474 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
14475 (lshr<mode>3_iwmmxt): This new pattern.
14476 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
14477 (ashl<mode>3_iwmmxt): This new pattern.
14478 * config/arm/neon-docgen.ml: New file. Generate documentation for
14480 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
14481 * config/arm/arm_neon.h: New (autogenerated).
14482 * config/arm/neon-testgen.ml: New file. Generate NEON tests
14484 * config/arm/neon.md: New file. Define NEON instructions.
14485 * config/arm/neon.ml: New file. Abstract description of NEON
14486 instructions, used to generate arm_neon.h header, documentation and
14488 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
14489 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
14491 * doc/extend.texi (ARM Built-in Functions): Rename and remove
14493 (ARM NEON Intrinsics): New subsection.
14494 * doc/arm-neon-intrinsics.texi: New (autogenerated).
14496 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
14498 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
14501 2007-07-24 Jan Hubicka <jh@suse.cz>
14503 * regclass.c (move_table): New type.
14504 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
14505 (init_move_cost): Break out from ...
14506 (init_reg_sets_1): ... here; simplify computation of
14507 have_regs-of_mode and contains_reg_of_mode.
14508 (record_reg_classes): Unswitch internal loops.
14509 (copy_cost): Trigger lazy initialization of move cost
14510 (record_address_regs): Likewise.
14512 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
14514 * config/darwin.c (darwin_override_options): Don't force on
14515 flag_var_tracking_uninit when no debug info is requested.
14517 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
14519 * cfgloop.c (init_loops_structure): New function.
14520 (flow_loops_find): Create root of the loop tree unconditionally.
14522 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
14524 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
14526 2007-07-24 Jan Hubicka <jh@suse.cz>
14528 * caller-save.c: Include ggc.h, gt-caller-save.h
14529 (reg_save_code, reg_restore_code): Rename to ...
14530 (cached_reg_save_code, cached_reg_restore_code): ... those.
14531 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
14532 (reg_save_code, reg_restore_code): New functions.
14533 (init_caller_save): Do not intialize
14534 reg_save_code/reg_restore_code tables.
14535 * Makefile.in: (gt-caller-save.h): New.
14537 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
14539 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
14540 with the mode of the original operand instead of
14543 2007-07-23 Jan Hubicka <jH@suse.cz>
14545 * config/i386/i386.c (ix86_secondary_memory_needed): Break out to...
14546 (inline_secondary_memory_needed): ... here.
14547 (ix86_memory_move_cost): Break out to ...
14548 (inline_memory_move_cost): ... here; add support for IN value of 2 for
14549 maximum of input and output; fix handling of Q_REGS on 64bit.
14550 (ix86_secondary_memory_needed): Microoptimize.
14552 2007-07-23 Sebastian Pop <sebpop@gmail.com>
14554 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
14555 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
14556 stmts_from_loop, known_dependences_p, build_rdg): New.
14557 * tree-data-ref.h: Depends on graphds.h.
14558 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
14559 (build_rdg): Declared.
14560 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
14562 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
14564 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
14567 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
14568 Jakub Jelinek <jakub@redhat.com>
14570 PR middle-end/PR28690
14571 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
14573 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
14574 and MEM_POINTER operands over REG and MEM operands.
14575 (swap_commutative_operands_p): Change return value to bool.
14576 * rtl.h: Update the corresponding prototype.
14577 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
14578 instead of gen_rtx_PLUS.
14579 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
14580 value to bool. Change function arguments to rtx's and update code
14582 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
14583 calls to match the new declaration.
14584 * simplify-rtx.c (simplify_associative_operation): Don't
14585 reorder simplify_binary_operation arguments.
14587 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14589 * config/mips/mips.c (override_options): Use mips_costs to derive
14590 the default branch cost.
14591 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
14593 * config/mips/mips.opt (mbranch-cost=): New option.
14594 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
14596 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14598 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
14599 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
14600 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
14601 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
14603 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14605 * config/mips/constraints.md (ks): New constraint.
14606 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
14607 (*add<mode>3_mips16): ...here.
14609 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
14611 * optabs.h (enum optab_index): Add new OTI_signbit.
14612 (signbit_optab): Define corresponding macro.
14613 (enum insn_code signbit_optab[]): Remove array.
14614 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
14615 (expand_copysign_absneg): If back end provides signbit insn, use it
14616 instead of bit operations on floating point argument.
14617 * builtins.c (enum insn_code signbit_optab[]): Remove array.
14618 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
14619 for availability of signbit insn.
14621 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
14622 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
14623 SSE mode is not active.
14624 (isinf<mode>2): Disable for mfpmath=sse,387.
14626 2007-07-22 Ben Elliston <bje@au.ibm.com>
14628 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
14630 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
14632 2007-07-20 Richard Guenther <rguenther@suse.de>
14634 * tree-cfg.c (verify_expr): COND_EXPRs can have any
14635 integral typed condition.
14636 * tree-ssa.c (useless_type_conversion_p): Do not preserve
14637 booleanness. Only preserve conversions from a non-base
14638 type to a base type, not in general between types with
14639 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
14640 * tree.def (COND_EXPR): Document that the condition
14641 can be of any integral type.
14643 2007-07-20 Nigel Stephens <nigel@mips.com>
14644 Richard Sandiford <richard@codesourcery.com>
14646 * config/mips/mips.h (mips_dwarf_regno): Declare.
14647 (DBX_REGISTER_NUMBER): Remove redundant brackets.
14648 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
14649 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
14650 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
14651 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
14652 (REG_CLASS_NAMES): Update accordingly.
14653 * config/mips/mips.c (mips_dwarf_regno): New array.
14654 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
14655 (mips_subword): Remove special handling for accumulator registers.
14656 (override_options): Initiailize mips_dwarf_regno. Remove use
14658 (mips_swap_registers): New function.
14659 (mips_conditional_register_usage): Swap accumulator registers
14660 around if TARGET_LITTLE_ENDIAN.
14661 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
14662 * config/mips/constraints.md (h, l): Use the endianness to choose
14663 between MD0_REG and MD1_REG.
14664 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
14665 alternative-dependent template.
14667 2007-07-20 Richard Sandiford <richard@codesourcery.com>
14669 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
14672 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
14674 * function.c (thread_prologue_and_epilogue_insns): Fix exit
14675 predecessor fallthru flags.
14677 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
14679 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
14680 of compare to the same type.
14681 * cfgloopmanip.c (add_loop): Update information about loop exits.
14682 (loop_version): Remove the innermost loop requirement.
14683 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
14684 to sizetype for pointers.
14686 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
14688 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
14689 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
14690 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
14692 * config/dfp-bit.c: Empty for TFmode conversions.
14694 2007-07-18 Caroline Tice <ctice@apple.com>
14696 * var-tracking.c (find_src_status): Check for COND_EXEC insns
14697 and handle them correctly; check that src is not NULL before
14699 (find_src_set_src): Likewise.
14701 2007-07-18 Bob Wilson <bob.wilson@acm.org>
14703 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
14704 (struct alignment_context, init_alignment_context): New.
14705 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
14706 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
14707 (XCHAL_HAVE_S32C1I): Likewise.
14708 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
14709 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
14710 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
14711 (ATOMIC, HQI): New macros.
14712 (memory_barrier, *memory_barrier): New.
14713 (sync_lock_releasesi): New.
14714 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
14715 (sync_lock_test_and_set<mode>): New.
14716 (sync_<atomic><mode>): New.
14717 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
14718 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
14719 (xtensa_expand_atomic): New.
14721 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14725 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
14726 transformation for builtin ISNORMAL.
14727 (expand_builtin): Handle BUILT_IN_ISNORMAL.
14728 * builtins.def (BUILT_IN_ISNORMAL): New.
14729 * doc/extend.texi: Document isnormal.
14731 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14735 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
14736 optabs infrastructure. Provide generic implementation for
14738 (expand_builtin): Handle FINITE/ISFINITE.
14739 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
14740 (fold_builtin_1): Likewise.
14742 * builtins.def (BUILT_IN_ISFINITE): New.
14744 * doc/extend.texi: Document isfinite.
14746 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14749 PR middle-end/20558
14751 * builtins.c (expand_builtin_interclass_mathfn): Provide a
14752 generic fallback for isinf.
14753 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
14754 calculation code ...
14755 * real.c (get_max_float): ... to here.
14756 * real.h (get_max_float): New.
14758 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14760 PR middle-end/32668
14762 * builtin-attrs.def (ATTR_TYPEGENERIC,
14763 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
14765 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
14766 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
14767 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
14768 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
14770 * c-common.c (handle_type_generic_attribute): New.
14771 (c_common_attribute_table): Add "type generic".
14773 * c-typeck.c (convert_arguments): Handle "type generic" functions.
14775 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
14777 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
14778 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
14781 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
14784 * config/cris/cris.c (cris_print_index): Don't use XEXP before
14785 checking that the operand is an expression.
14787 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
14788 Danny Smith <dannysmith@users.sourceforge.net>
14791 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
14792 file mapping object in local namespace if Windows version later
14795 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14797 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
14798 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
14799 arm_cannot_force_const_mem.
14800 (arm_cannot_force_const_mem): New function.
14801 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
14802 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
14803 of arm_tls_referenced_p.
14804 * config/arm/arm.md (movsi): Split out-of-section constants when
14805 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
14806 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
14808 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14810 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
14812 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14814 * config/mips/mips.md (*extendqihi2): Convert the destination
14817 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14819 * config/pa/fptr.c: Update license header.
14820 * config/pa/milli64.S: Likewise.
14822 2007-07-17 Nick Clifton <nickc@redhat.com>
14824 * COPYING_v3: New file. Contains version 3 of the GNU General
14826 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
14827 Lesser General Public License.
14828 * doc/include/gpl_v3.texi: New file. Contains version 3 of
14829 the GNU General Public License.
14831 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
14833 PR rtl-optimization/32773
14834 * cfglayout.c (force_one_exit_fallthru): New function.
14835 (cfg_layout_finalize): Use it.
14837 2007-07-16 Richard Guenther <rguenther@suse.de>
14838 Uros Bizjak <ubizjak@gmail.com>
14840 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
14841 before forcing it to gimple operand.
14843 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
14844 David Ung <davidu@mips.com>
14846 * config/mips/mips.h (TUNE_24K): Define.
14847 (TUNE_MACC_CHAINS): Add TUNE_24K.
14848 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
14850 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
14851 (r74k_int_madd): .. this new reservation.
14852 (define_bypass): Fixed bypasses for r74k_int_madd to use
14853 mips_linked_madd_p.
14854 * config/mips/24k.md (define_bypass): Define new
14855 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
14857 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
14858 Nigel Stephens <nigel@mips.com>
14860 * config/mips/mips.md: Include 20kc.md.
14861 * config/mips/20kc.md: New file.
14862 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
14863 (mips_adjust_cost): Tweak for 20Kc.
14864 (mips_issue_rate): Likewise.
14865 * config/mips/mips.h (TUNE_20KC): Define.
14867 2007-07-16 David Edelsohn <edelsohn@gnu.og>
14869 * config/rs6000/rs6000.c (struct processor_cost): Add
14870 cache_line_size, l1_cache_lines, and simultaneous_prefetches
14872 (*_cost): Add cache information.
14873 (rs6000_override_options): Set cache parameters.
14875 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14878 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
14879 * doc/install.texi (mips-sgi-irix6): pthread support works now.
14881 2007-07-16 Paul Brook <paul@codesourcery.com>
14884 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
14885 (cirrus_thumb2_movsi_insn): Ditto.
14887 2007-07-15 Geoffrey Keating <geoffk@apple.com>
14889 * config/rs6000/darwin-fallback.c (interpret_libc): Change
14890 CR2_REGNO to R_CR2.
14892 2007-07-15 Andrew Haley <aph@redhat.com>
14894 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
14895 before looking in the context.
14897 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14899 PR middle-end/32398
14900 PR middle-end/32769
14901 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
14902 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
14903 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
14904 (pa_output_function_prologue): Use rp_saved and
14905 current_function_is_leaf to generate .CALLINFO statement.
14906 (hppa_expand_prologue): Set rp_saved.
14907 (hppa_expand_epilogue): Use rp_saved.
14908 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
14909 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
14911 2007-07-14 Dirk Mueller <dmueller@suse.de>
14913 * omega.c (coalesce): Fix memory leak on early exit.
14914 * matrix-reorg.c (check_allocation_function): Likewise.
14915 * tree-vect-transform.c (vect_get_new_vect_var): free result
14917 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
14918 pass pointer to edge vector
14919 (partition_hot_cold_basic_blocks): Fix memory leak.
14920 * collect2.c (prefix_from_string): Free temporary storage.
14921 * reload1.c (fixup_abnormal_edges): Free sbitmap.
14923 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
14925 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
14926 (DO_GLOBAL_DTORS_BODY): Likewise.
14928 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
14929 Nigel Stephens <nigel@mips.com>
14931 * config/mips/mips.c (mips_classify_symbol): Don't return
14932 SYMBOL_SMALL_DATA for constant pool addresses if
14933 TARGET_EMBEDDED_DATA is true.
14935 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
14937 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
14938 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
14939 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
14940 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
14941 __builtin_ia32_storehps, __builtin_ia32_storelps,
14942 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
14943 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
14944 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
14945 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
14946 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
14947 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
14948 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
14949 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
14950 using def_builtin_const.
14952 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
14954 PR tree-optimization/32705
14955 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
14956 (simplify_binary_expression): Use SSA_VAL consistently.
14958 2007-07-13 David Edelsohn <edelsohn@gnu.org>
14960 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
14961 (SPEFSCR_REGNO): Delete definition.
14962 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
14963 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14964 * config/rs6000/rs6000.h: Do not define *_REGNO.
14965 LINK_REGISTER_REGNUM -> LR_REGNO.
14966 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14967 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
14968 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14969 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
14970 R_VRSAVE, R_VSCR. Use them.
14971 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
14972 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
14973 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
14974 * config/rs6000/aix.h: Define R_LR. Use it.
14976 2007-07-13 Caroline Tice <ctice@apple.com>
14978 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
14979 flag_var_tracking is explicitly turned off (i.e. when variable
14980 tracking is not feasible); otherwise, turn flag_var_tracking on when
14981 flag_var_tracking_uninit is on.
14982 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
14983 note definitions, to allow recording of initialization status in the
14985 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
14986 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
14987 determine if two note locations are equal.
14988 (output_loc_list): Don't output list entries whose start & end labels
14990 (reg_loc_descriptor): Add parameter for initialization status; pass it
14991 to other loc descriptor functions.
14992 (one_reg_loc_descriptor): Add parameter for initialization status;
14993 check its value and add DW_OP_GNU_uninit to returned loc descr if
14995 (multiple_reg_loc_descriptor): Add parameter for initialization
14997 pass init status argument to other loc descriptor functions; check
14998 value of intialization parameter and add DW_OP_GNU_uninit to returned
14999 loc descr if appropriate.
15000 (based_loc_descr): Add parameter for initialization status; add new
15001 variable for return value; check value of initialization parameter and
15002 add DW_OP_GNU_uninit to returned loc descr if appropriate.
15003 (concatn_mem_loc_descriptor): Add parameter for initialization status;
15004 pass init status argument to other loc descriptor functions; check
15005 value of intialization parameter and add DW_OP_GNU_uninit to returned
15006 loc descr if appropriate.
15007 (mem_loc_descriptor): Likewise.
15008 (concat_loc_descriptor): Likewise.
15009 (concatn_loc_descriptor): Likewise.
15010 (loc_descriptor): Add parameter for initialization status; pass it as
15011 argument to other loc descriptor function calls.
15012 (loc_descriptor_from_tree_1): Add appropriate initialization status
15013 to loc descriptor function calls.
15014 (add_location_or_const_value_attribute): Get initialization status
15015 from VAR_LOCATION note; add initialization status to loc descriptor
15017 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
15018 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
15019 status is uninitialized, add "[uninint]" to output.
15020 * common.opt (fvar-tracking-uninit): New option, similar to
15021 fvar-tracking, to turn on tracking of uninitialized variables; creates
15022 a new global flag, flag_var_tracking_uninit.
15023 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
15024 (enum var_init_status): New type, for var initialization status field.
15025 * var-tracking.c (struct location_chain_def): Two new fields, init,
15026 for initialization status, and set_src for the assignment value expr.
15027 (unshare_variable): New parameter for initialization status;
15028 initialize new init and set_src fields.
15029 (var_reg_set): New parameters for initialization status and value;
15030 pass them to set_variable_part.
15031 (var_mem_set): Likewise.
15032 (get_init_value): New function.
15033 (var_reg_delete_and_set): New initialization status & value
15034 parameters; add call to get_init_value if status is unknown; pass new
15035 parameters to clobber_variable_part and var_reg_set.
15036 (var_mem_delete_and_set): Likewise.
15037 (var_reg_delete): Pass null set_src value to clobber_variable_part.
15038 (var_mem_delete): Likewise.
15039 (variable_union): Pass status to unshare_variable; initialize new init
15040 and set_src fields. If flag_var_tracking_uninit is not set, force
15041 status to initialized.
15042 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
15043 used later to get the set_src value.
15044 (find_src_status): New function.
15045 (find_src_set_src): New function.
15046 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
15047 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
15048 MO_SET, get set_src value and pass it to var_reg_delete_and_set
15049 and var_mem_delete_and_set.
15050 (dump_variable): Print out "[uninit]" if appropriate.
15051 (set_variable_part): Add new initialization and set_src parameters;
15052 pass status to unshare_variable; set node->init and node- >set_src
15053 fields and modify slot in hash table appropriately; save the init and
15054 set_src values if appropriate and assign to the new node.
15055 (clobber_variable_part): New set_src parameter; if two nodes have
15056 same variable and same location but different set_src (assignment)
15057 values, clobber old node.
15058 (delete_variable_part): Pass init status to unshare_variable.
15059 (emit_note_insn_var_location): Add initialized var; assign var's init
15060 status to new 'initialized'; pass new init status field to calls to
15061 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
15062 status to initialized.
15063 (emit_notes_in_bb): Pass initialization status to calls to
15064 var_reg_set, var_mem_set, var_reg_delete_and_set and
15065 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
15066 var_reg_delete_and_set and var_mem_delete_and_set; call
15067 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
15068 make up for change in add_stores.
15069 (vt_add_function_parameters): Add status to calls to
15071 * config/darwin.c (darwin_override_options): Turn on uninitialized
15072 tracking automatically, if var_tracking is on and the system is
15075 2007-07-13 Sa Liu <saliu@de.ibm.com>
15077 * config.gcc: Add options for arch and tune on SPU.
15078 * config/spu/predicates.md: Add constant operands 0 and 1.
15079 * config/spu/spu-builtins.def: Add builtins for double precision
15080 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
15081 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
15083 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
15085 * config/spu/spu-protos.h: Add new function prototypes.
15086 * config/spu/spu.c (spu_override_options): Check options -march and
15088 (spu_comp_icode): Add comparison code for DFmode and vector mode.
15089 (spu_emit_branch_or_set): Use the new code for DFmode and vector
15091 (spu_const_from_int): New. Create a vector constant from 4 ints.
15092 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
15093 (spu_emit_vector_compare): New. Emit vector compare.
15094 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
15095 * config/spu/spu.h: Add options -march and -mtune. Define processor
15096 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
15097 CANONICALIZE_COMPARISON.
15098 * config/spu/spu.md: Add new insns for double precision compare
15099 and double precision vector compare. Add vcond and smax/smin patterns
15100 to enable DFmode vector conditional expression.
15101 * config/spu/spu.opt: Add options -march and -mtune.
15102 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
15103 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
15104 both CELL and CELLEDP targets: spu_testsv.
15105 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
15108 2007-07-13 Richard Guenther <rguenther@suse.de>
15110 PR tree-optimization/32721
15111 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
15112 TREE_THIS_VOLATILE on the folded reference.
15113 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
15114 if the array reference has TREE_THIS_VOLATILE set.
15116 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
15119 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
15121 2007-07-13 Andreas Schwab <schwab@suse.de>
15123 * gengtype-lex.l: Allow declarations to be indented.
15125 2007-07-12 Geoffrey Keating <geoffk@apple.com>
15127 * ginclude/tgmath.h: New.
15128 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
15129 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
15130 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
15131 * configure: Regenerate.
15133 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
15135 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
15136 correct index when setting register save state for xd
15139 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
15141 * config/sh/sh.c (mark_use): Remove.
15143 2007-07-12 Paul Brook <paul@codesourcery.com>
15145 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
15146 reg does not overlap return value.
15148 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
15150 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
15151 (set_expression_vuses): Ditto.
15152 (init_pre): Initialize expression_vuses.
15154 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
15156 * config/i386/sse.md (storentdf, storentsf): New.
15158 2007-07-12 Geoffrey Keating <geoffk@apple.com>
15160 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
15162 * tree.c (build_decl_stat): Move code from here...
15163 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
15164 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
15165 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
15166 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
15167 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
15170 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
15171 Devang Patel <dpatel@apple.com>
15173 PR tree-optimization/25413
15174 * targhooks.c (default_builtin_vector_alignment_reachable): New.
15175 * targhooks.h (default_builtin_vector_alignment_reachable): New.
15176 * tree.h (contains_packed_reference): New.
15177 * expr.c (contains_packed_reference): New.
15178 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
15179 (vect_enhance_data_refs_alignment): Call
15180 vector_alignment_reachable_p.
15181 * target.h (vector_alignment_reachable): New builtin.
15182 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
15183 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
15184 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
15186 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
15188 * target.h (builtin_vectorization_cost): Add new target builtin.
15189 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
15190 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
15191 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
15192 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
15193 uninitialized variables.
15194 * tree-vect-transform.c (cost_for_stmt): New function.
15195 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
15196 using cost 1 for all scalar stmts. Be less conservative when
15197 estimating the number of prologue/epulogue iterations. Call
15198 targetm.vectorize.builtin_vectorization_cost. Return
15199 min_profitable_iters-1.
15200 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
15201 initialization cost instead of TARG_VEC_STMT_COST. Use
15202 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
15203 epilogue code. Fix epilogue cost computation.
15204 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
15205 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
15206 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
15207 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
15208 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
15209 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
15211 2007-07-12 Richard Guenther <rguenther@suse.de>
15213 * gimplify.c (gimplify_conversion): Make sure that the result
15214 from maybe_fold_offset_to_reference is trivially convertible
15215 to the desired type before doing the simplification.
15216 (gimplify_expr): Likewise.
15217 * fold-const.c (fold_binary): Use the correct types for
15218 building the simplified expression.
15220 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
15222 PR rtl-optimization/32729
15223 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
15224 that fallthru to exit.
15226 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
15228 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
15229 (symDTPOFF2reg): Likewise.
15231 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
15233 PR tree-optimization/32663
15235 * tree.h (VALUE_HANDLE_VUSES): Remove.
15236 (struct tree_value_handle): Remove vuses.
15238 * tree-vn.c (create_value_handle_for_expr): Don't set
15239 VALUE_HANDLE_VUSES.
15241 * tree-ssa-pre.c (expression_vuses): New.
15242 (alloc_expression_id): Set up expression_vuses.
15243 (get_expression_vuses): New.
15244 (set_expression_vuses): Ditto.
15245 (clear_expression_ids): Modify for expression_vuses.
15246 (phi_translate_1): Ditto.
15247 (phi_translate_set): Ditto.
15248 (value_dies_in_block_x): Ditto
15249 (valid_in_sets): Ditto.
15250 (add_to_sets): Ditto.
15251 (find_existing_value_expr): Ditto.
15252 (create_value_handle_for_expr): Ditto.
15253 (make_values_for_stmt): Ditto.
15254 (vuse_equiv): Remove.
15256 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
15258 * Makefile.in (mostlyclean): Remove object files.
15260 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15262 * toplev.c (no_new_pseudos): Deleted.
15263 * rtl.h (no_new_pseudos): Deleted.
15264 * tree-pass.h (pass_no_new_pseudos): Deleted.
15265 * passes.c (pass_no_new_pseudos): Deleted.
15266 * final.c (rest_of_clean_state): Removed no_new_pseudos.
15267 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
15268 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
15270 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
15271 * rtlhooks.c (gen_lowpart_general): Ditto.
15272 * optabs.c (prepare_operand): Ditto.
15273 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
15275 * modulo-sched.c (rest_of_handle_sms): Ditto.
15276 * see.c (rest_of_handle_see): Ditto.
15277 * ifcvt.c (if_convert): Ditto.
15278 (gate_handle_if_after_combine): Replaced no_new_pseudos with
15280 * init-regs.c (gate_initialize_regs): Deleted set of
15282 * lower-subreg.c (decompose_multiword_subregs): Ditto.
15283 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
15284 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
15286 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
15289 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
15290 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
15291 (*vec_extractv2di_1_rex64): New insn pattern.
15293 2007-07-11 David Daney <ddaney@avtrex.com>
15295 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
15296 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
15297 for SIGNAL_UNWIND_RETURN_COLUMN.
15298 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
15299 (DWARF_FRAME_REGNUM): Rewrite.
15300 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
15302 2007-07-11 Nick Clifton <nickc@redhat.com>
15304 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
15305 delta and use gen_int_mode in place of GET_INT instead.
15307 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
15309 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
15312 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
15314 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
15315 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
15317 * params.h (VERIFY_CANONICAL_TYPES): Remove.
15318 (USE_CANONICAL_TYPES): New.
15319 * doc/invoke.texi (verify-canonical-types): Remove.
15320 (use-canonical-types): Add.
15322 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
15324 * config/spu/spu.c (spu_optimization_options): Remove setting of
15325 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
15326 (spu_override_options): Move it here.
15328 2007-07-11 Richard Sandiford <richard@codesourcery.com>
15330 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
15331 * config/mips/mips.c (mips_cpu_info_table): Mention
15332 MIPS_ISA_LEVEL_SPEC in the comment.
15334 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
15336 PR tree-optimization/32713
15337 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
15339 2007-07-11 Paolo Carlini <pcarlini@suse.de>
15341 PR middle-end/30482
15342 * c-opts.c (c_common_post_options): Do not change flag_complex_method
15343 conditional to flag_isoc99.
15344 (c_common_init_options): Do it here, unconditionally.
15346 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
15348 PR tree-optimization/32589
15349 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
15350 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
15351 * tree-ssa-propagate.c (valid_gimple_expression_p): New
15352 predicate, extracted from...
15353 (set_rhs): ...here. Call it for the expression on entry.
15354 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
15355 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
15356 (simplify_binary_expression): Use valid_gimple_expression_p
15357 to validate the simplification.
15358 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
15360 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
15362 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
15363 DWARF2_DEBUG on 32 bit target too.
15364 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
15366 2007-07-11 Nick Clifton <nickc@redhat.com>
15368 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
15369 version for 64-bit hosts.
15371 2007-07-10 David Daney <ddaney@avtrex.com>
15373 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
15375 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
15377 * config/mips/mips.c (mips_expand_synci_loop): New function.
15378 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
15379 (UNSPEC_RDHWR): Same.
15380 (UNSPEC_SYNCI): Same.
15381 (UNSPEC_SYNC): Same.
15382 (clear_cache): New expand.
15386 (clear_hazard): Same.
15387 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
15389 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
15390 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
15392 2007-07-10 Ian Lance Taylor <iant@google.com>
15394 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
15397 2007-07-10 David Daney <ddaney@avtrex.com>
15399 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
15400 * builtins.c (expand_builtin___clear_cache): New function.
15401 (expand_builtin): Call expand_builtin___clear_cache for
15402 BUILT_IN_CLEAR_CACHE case.
15403 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
15404 * doc/md.texi (clear_cache): Document new instruction pattern.
15405 * testsuite/gcc.dg/builtins-64.c: New test.
15407 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
15409 * config/cris/cris.md ("movsi"): Fix typo in last change.
15411 2007-07-09 Geoffrey Keating <geoffk@apple.com>
15414 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
15416 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
15417 * varasm.c (assemble_start_function): Honor DECL_ALIGN
15418 for FUNCTION_DECLs. Don't use align_functions_log if
15420 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
15421 even for FUNCTION_DECLs.
15422 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
15424 * tree.h (DECL_ALIGN): Update for new location of 'align'.
15425 (DECL_FUNCTION_CODE): Update for new location and name of
15427 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
15428 (struct tree_decl_common): Move 'align' and 'off_align' out
15429 of union, ensure they're still on a 32-bit boundary. Remove
15430 other fields in union 'u1'.
15431 (struct tree_function_decl): Add field 'function_code' replacing
15432 'u1.f' in tree_decl_common.
15433 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
15434 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
15435 (Variable Attributes): Cross-reference 'aligned' attribute
15436 to Function Attributes.
15437 * flags.h (force_align_functions_log): Delete.
15438 * toplev.c (force_align_functions_log): Delete.
15440 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
15443 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
15444 (*vec_concatv2di_rex): New insn pattern.
15446 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15449 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
15451 2007-07-10 Ian Lance Taylor <iant@google.com>
15453 Replace no_new_pseudos in backends.
15454 * rtl.h (can_create_pseudo_p): Define.
15455 * config/darwin.c (machopic_indirect_data_reference): Use
15456 can_create_pseudo_p () instead of no_new_pseudos.
15457 (machopic_indirect_data_reference): Likewise.
15458 (machopic_legitimize_pic_address): Likewise.
15459 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
15460 (alpha_emit_set_const_1): Likewise.
15461 (alpha_emit_set_const): Likewise.
15462 (alpha_emit_conditional_move): Likewise.
15463 (alpha_split_conditional_move): Likewise.
15464 * config/alpha/alpha.md (various splitters): Likewise.
15466 * config/arm/arm.c (legitimize_pic_address): Likewise.
15467 (arm_load_pic_register): Likewise.
15468 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
15469 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
15470 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
15471 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
15472 * config/cris/cris.md (movsi): Likewise.
15473 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
15474 (symGOTOFF2reg_hilo): Likewise.
15475 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
15476 * config/h8300/h8300.md (insv, extzv): Likewise.
15477 * config/i386/i386.c (ix86_expand_move): Likewise.
15478 (ix86_expand_vector_move): Likewise.
15479 (ix86_prepare_fp_compare_args): Likewise.
15480 (ix86_expand_carry_flag_compare): Likewise.
15481 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
15482 (tls_dynamic_gnu2_combine_32): Likewise.
15483 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
15484 * config/ia64/ia64.c (ia64_expand_move): Likewise.
15485 (ia64_expand_movxf_movrf): Likewise.
15486 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
15487 (m32c_split_move): Likewise.
15488 (m32c_expand_insv): Likewise.
15489 * config/m68k/m68k.md (movsi): Likewise.
15490 * config/mips/mips.c (mips_force_temporary): Likewise.
15491 (mips_split_symbol): Likewise.
15492 (mips_move_integer): Likewise.
15493 (mips_legitimize_const_move): Likewise.
15494 * config/mn10300/mn10300.md (movsi): Likewise.
15495 * config/pa/pa.c (emit_move_sequence): Likewise.
15496 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
15497 (rs6000_got_register): Likewise.
15498 (create_TOC_reference): Likewise.
15499 (rs6000_machopic_legitimize_pic_address): Likewise.
15500 * config/rs6000/rs6000.md (add<mode>3): Likewise.
15501 (various splitters): Likewise.
15502 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
15503 (movsi_got): Likewise.
15504 * config/s390/s390.c (emit_symbolic_move): Likewise.
15505 * config/s390/s390.md (movhi, movqi): Likewise.
15506 (load_multiple, store_multiple): Likewise.
15507 * config/score/score.c (score_force_temporary): Likewise.
15508 * config/sh/sh.c (prepare_move_operands): Likewise.
15509 (prepare_cbranch_operands): Likewise.
15510 (emit_fpu_switch): Likewise.
15511 (fpscr_set_from_mem): Likewise.
15512 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
15513 (adddi3, subsi3): Likewise.
15514 (various splitters): Likewise.
15515 (divsi_inv_fp_combine): Likewise.
15516 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
15517 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
15519 * config/sh/predicates.md (xor_operand): Likewise.
15520 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
15521 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
15522 (movdi_pic_label_ref): Likewise.
15523 * config/spu/spu.c (spu_split_immediate): Likewise.
15524 * config/alpha/alpha.md (various splitters): Remove test
15525 !no_new_pseudos || reload_completed.
15526 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
15528 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
15529 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
15530 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
15531 * config/score/score.c (th_output_mi_thunk): Likewise.
15532 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
15533 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
15535 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
15537 PR rtl-optimization/32664
15538 * mode-switching.c (create_pre_exit): Skip barrier insns.
15540 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
15542 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
15543 force_gimple_operand_bsi.
15544 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
15545 rewrite_use_compare): Ditto.
15546 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
15548 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
15549 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
15550 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
15551 * tree-profile.c (prepare_instrumented_value,
15552 tree_gen_interval_profiler, tree_gen_pow2_profiler,
15553 tree_gen_one_value_profiler, tree_gen_ic_profiler,
15554 tree_gen_ic_func_profiler, tree_gen_average_profiler,
15555 tree_gen_ior_profiler): Ditto.
15556 * tree-ssa-reassoc.c (negate_value): Ditto.
15557 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
15558 Use force_gimple_operand_bsi.
15559 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
15560 * tree-if-conv.c (add_to_dst_predicate_list,
15561 find_phi_replacement_condition): Ditto.
15562 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
15563 Call mark_symbols_for_renaming for new statements.
15564 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
15566 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
15568 * cfghooks.c (remove_edge): New function.
15569 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
15571 * cfghooks.h (remove_edge): Declare.
15572 * cfg.c (remove_edge): Renamed to remove_edge_raw.
15573 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
15575 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
15577 * optabs.h: Added declaration for signbit_optab.
15578 * optabs.c: (init_optabs): Added initialization for signbit_optab.
15579 * genoptinit.c (optabs): Added entry for signbit insns.
15580 * builtins.c (expand_builtin_signbit): Added code to use a signbit
15581 insn, if available.
15582 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
15583 * config/s390/s390.md (signbit<mode>2): New expander.
15585 2007-07-09 Richard Guenther <rguenther@suse.de>
15587 PR middle-end/32698
15588 * fold-const.c (fold_plusminus_mult_expr): Move constant
15589 arguments second to allow decomposing.
15591 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
15594 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
15596 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15597 Disregard DECL_FROM_INLINE.
15599 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
15602 * doc/invoke.texi: Add ftree-reassoc flag.
15603 * common.opt (ftree-reassoc): New flag.
15604 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
15605 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
15607 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
15609 PR tree-optimization/32681
15610 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
15611 saved in second_edge->aux when first_bb is a loop header.
15613 2007-07-09 Jan HUbicka <jh@suse.cz>
15615 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
15617 2007-07-09 Richard Guenther <rguenther@suse.de>
15619 * c-decl.c (start_function): Do not promote return type.
15621 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
15623 * function.c (do_warn_unused_parameter): Do not warn if
15624 TREE_NO_WARNING is set.
15626 2007-07-08 Andreas Schwab <schwab@suse.de>
15628 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
15630 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
15633 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
15635 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
15636 apply to assembly language, too.
15637 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
15639 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
15641 Revert (note the sccvn portions are *not* reverted)
15642 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
15644 Fix PR tree-optimization/23488
15646 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
15648 * tree-flow-inline.h (get_value_handle): Ditto.
15649 * tree-ssa-pre.c (decl_vh_map): New.
15650 (decl_node_pool): New.
15651 (can_value_number_operation): Support DECL_P.
15652 (can_PRE_operation): Ditto.
15653 (create_expression_by_pieces): Ditto.
15654 (find_existing_value_expr): Modify to differnetiate between
15655 addressing and top level.
15656 (create_value_handle_for_expr): Handle DECL's.
15657 (poolify_tree): Ditto.
15658 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
15659 (make_values_for_stmt): Handle DECL's properly.
15660 (init_pre): Reorg to not init useless things during FRE.
15662 * tree-flow.h: Include pointer-set.h.
15663 (decl_vh_map): Declare.
15664 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
15666 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
15668 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
15669 the constraint description.
15670 * doc/md.texi: Update documentation of AVR constraints.
15672 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
15674 * auto-inc-dec.c, config/arm/arm.c,
15675 config/m32r/constraints.md, config/mips/mips.md,
15676 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
15677 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
15678 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
15679 typos. Follow spelling conventions.
15680 * doc/invoke.texi, doc/rtl.texi: Fix typos.
15682 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
15683 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
15685 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
15686 realloc_vuse): Remove.
15687 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
15690 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
15692 Fix PR tree-optimization/23488
15694 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
15695 (try_to_simplify): Ditto.
15696 (visit_use): Ditto.
15697 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
15699 * tree-flow-inline.h (get_value_handle): Ditto.
15700 * tree-ssa-pre.c (decl_vh_map): New.
15701 (decl_node_pool): New.
15702 (can_value_number_operation): Support DECL_P.
15703 (can_PRE_operation): Ditto.
15704 (create_expression_by_pieces): Ditto.
15705 (find_existing_value_expr): Modify to differnetiate between
15706 addressing and top level.
15707 (create_value_handle_for_expr): Handle DECL's.
15708 (poolify_tree): Ditto.
15709 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
15710 (make_values_for_stmt): Handle DECL's properly.
15711 (init_pre): Reorg to not init useless things during FRE.
15713 * tree-flow.h: Include pointer-set.h.
15714 (decl_vh_map): Declare.
15715 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
15717 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
15719 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
15720 apply to assembly language, too.
15721 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
15723 2007-07-06 Ian Lance Taylor <iant@google.com>
15724 Zack Weinberg <zackw@panix.com>
15726 PR middle-end/32441
15727 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
15729 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15731 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
15732 (prefetch): Likewise if "pref" would be used.
15734 2007-07-06 Josh Conner <jconner@apple.com>
15736 PR middle-end/32602
15737 PR middle-end/32603
15738 * calls.c (store_one_arg): Handle arguments which are partially
15739 on the stack when detecting argument overlap.
15741 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
15743 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
15744 chosen during find_reloads.
15746 2007-07-06 Richard Guenther <rguenther@suse.de>
15748 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
15749 TYPE_ARG_TYPES for verification of argument types. Use
15750 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
15751 parameters as variable arguments.
15753 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
15755 * libgcc2.h (word_type): Type definition removed.
15756 (cmp_return_type, shift_count_type): Type definitions added.
15757 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
15758 replaced with shift_count_type.
15759 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
15761 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
15762 changed from word_type to Wtype.
15763 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
15764 replaced with shift_count_type.
15765 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
15767 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
15768 and libgcc_shift_count attribute added.
15769 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
15770 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
15771 (TARGET_INITIALIZER): New target hooks added.
15772 * targhooks.c (default_libgcc_cmp_return_mode,
15773 default_libgcc_shift_count_mode): Default implementations for the new
15774 target hooks added.
15775 * targhooks.h (default_libgcc_cmp_return_mode,
15776 default_libgcc_shift_count_mode): Function prototypes added.
15777 * target.h (struct gcc_target): Fields for the new target hooks added.
15778 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
15780 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
15783 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
15784 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
15786 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
15787 s390_libgcc_shift_count_mode): Functions added.
15788 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
15789 Target hooks defined.
15791 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15793 * config/mips/mips.c (compute_frame_size): Restore the original
15794 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
15795 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
15796 Document why the difference is needed.
15798 2007-07-06 Richard Guenther <rguenther@suse.de>
15800 * c-common.c (boolean_increment): Use correctly typed
15803 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15805 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
15806 the topmost argument register is not also included in the save mask.
15807 (mips16e_collect_argument_save_p): Take a pointer to the argument
15808 register, rather than a pointer to the number of arguments.
15809 (mips16e_collect_argument_saves): Only include argument saves
15810 that aren't in the register mask.
15812 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
15814 PR rtl-optimization/32450
15815 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
15816 to ensure that instructions are not moved into the prologue when
15817 profiling is on. Remove unused prologue_end variable.
15818 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
15819 as a scheduling barrier.
15821 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
15824 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15825 Disregard DECL_FROM_INLINE.
15827 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
15829 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
15830 IORing with a constant.
15832 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
15834 PR rtl-optimization/32475
15835 * df-scan.c (df_def_record_1): Add a use of the stack pointer
15836 for every definition of the stack pointer.
15838 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
15840 * arm.c (vfp3_const_double_index): Copy signed results of
15841 REAL_VALUE_TO_INT into unsigned vars.
15843 2007-07-05 Richard Guenther <rguenther@suse.de>
15845 PR middle-end/32639
15846 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
15848 * tree-ssa.c (useless_type_conversion_p): Check canonical
15851 2007-07-05 Anatoly Sokolov <aesok@post.ru>
15853 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
15854 zero_extendhisi2): Change to define_insn_and_split.
15855 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
15857 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
15859 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
15860 pass_match_asm_constraints): New.
15861 * passes.c (init_optimization_passes): Add new pass.
15862 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
15863 * function.h (struct function): Add has_asm_statement bit.
15864 (current_function_has_asm_statement): New.
15865 * tree-pass.h (pass_match_asm_constraints): New.
15867 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
15869 * config/mips/mips.c (mips_file_start): Avoid declaration
15872 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15874 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
15876 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
15878 * rtl.def (NOTE): Change print format string to print
15879 operand 5 as a note insn name.
15881 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15882 David Ung <davidu@mips.com>
15884 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
15885 * doc/invoke.texi: (MIPS Options): Document them.
15887 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15888 David Ung <davidu@mips.com>
15890 Add support for SmartMIPS ASE.
15892 * optabs.c (expand_binop_directly): New, broken out from...
15893 (expand_binop): Here. Make it try rotating in the other
15894 direction even when the second operand isn't constant.
15895 * config/mips/mips.md (*lwxs): New.
15896 * config/mips/mips.opt (msmartmips): New.
15897 * config/mips/mips.c (mips_lwxs_address_p): New.
15898 (mips_rtx_costs): Make it recognize scaled indexed addressing.
15899 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
15900 __mips_smartmips when compiling for TARGET_SMARTMIPS.
15901 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
15902 (ISA_HAS_LWXS): New.
15903 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
15904 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
15905 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
15906 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
15907 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
15908 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
15909 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
15911 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15913 * tree-vectorizer.c (new_loop_vec_info): Initialize
15914 LOOP_VINFO_COST_MODEL_MIN_ITERS.
15915 * tree-vectorizer.h (_loop_vec_info): Added new filed
15916 min_profitable_iters.
15917 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
15918 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
15919 * tree-vect-analyze.c (vect_analyze_operations): Set
15920 LOOP_VINFO_COST_MODEL_MIN_ITERS.
15921 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
15922 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
15923 Fix calculation of peel_iters_prologue. Move consideration of epilogue
15924 and prologue cost to after they are computed.
15925 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
15926 TARG_VEC_STMT_COST.
15927 (vect_model_simple_cost): Takes additional argument dt. Consider cost
15928 of creating vectors from scalars according to dt.
15929 (vect_model_store_cost): Likewise.
15930 (vectorizable_call): Use dt array instead of scalar dt. Call
15931 vect_model_simple_cost with additional argument dt.
15932 (vectorizable_assignment): Likewise.
15933 (vectorizable_operation): Likewise.
15934 (vectorizable_type_demotion): Likewise.
15935 (vectorizable_type_promotion): Likewise.
15936 (vectorizable_store): Use dt array instead of scalar dt. Call
15937 vect_model_store_cost with additional argument dt.
15938 (vect_do_peeling_for_loop_bound): Don't call
15939 vect_estimate_min_profitable_iters. Instead, lookup
15940 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
15941 "may not be profitable".
15943 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15946 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
15947 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
15948 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
15949 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
15951 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
15953 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
15954 addressing modes cheaper.
15956 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
15958 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
15959 (dw_ranges_struct): Rename block_num to num. Adjust.
15960 (dw_ranges_by_label_struct): New.
15961 (ranges_by_label, ranges_by_label_allocated,
15962 ranges_by_label_in_use): New variables.
15963 (add_ranges_num): Factored most of the code out of...
15964 (add_ranges): ... this one. Rewrite in terms of the former.
15965 (add_ranges_by_labels): New.
15966 (output_ranges): Output by-label ranges.
15967 (dwarf2out_finish): Output range for multiple-section
15968 compile_unit. Output standard DW_AT_low_pc in addition to
15969 unexpected DW_AT_entry_pc.
15971 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
15973 PR tree-optimization/32604
15974 PR tree-optimization/32606
15976 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
15977 (compute_antic_safe): Removed.
15978 (ANTIC_SAFE_LOADS): Ditto.
15979 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
15980 (execute_pre): Don't call compute_antic_safe.
15981 (vuse_equiv): New function.
15982 (make_values_for_stmt): Use it
15983 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
15986 2007-07-04 Anatoly Sokolov <aesok@post.ru>
15989 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
15990 rather than a decl.
15991 (avr_attribute_table): Make "naked" attribute apply to function types
15992 rather than to decls.
15993 (avr_handle_fntype_attribute): New function.
15995 2007-07-04 Joseph Myers <joseph@codesourcery.com>
15997 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
16000 2007-07-04 David Ung <davidu@mips.com>
16001 Joseph Myers <joseph@codesourcery.com>
16003 * config/mips/mips.md (type): Add logical, signext and move.
16004 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
16005 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
16006 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
16007 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
16008 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
16009 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
16010 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
16011 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
16012 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
16013 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
16014 movv2sf_hardfloat_64bit): Use the new types.
16015 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
16016 *movdf_softfloat, *movdf_mips16): Use "multi".
16017 (extendqihi2): Replace with a define_expand.
16018 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
16019 Based on extend<SHORT:mode><GPR:mode>2 patterns.
16020 * config/mips/74k.md (r74k_int_logical): New reservation and
16022 (r74k_int_arith): Remove "slt".
16023 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
16024 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
16025 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
16026 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
16027 reservations for "arith".
16029 2007-07-04 Richard Guenther <rguenther@suse.de>
16031 * tree-ssa.c (useless_type_conversion_p): Add handling for
16032 scalar float and vector types. Only call the types_compatible_p
16033 langhook for aggregate types as last resort. Follow the
16036 2007-07-04 Richard Guenther <rguenther@suse.de>
16038 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
16039 the same as NOP_EXPR.
16041 2007-07-04 Nick Clifton <nickc@redhat.com>
16043 * target.h (struct gcc_target): Add target_help field.
16044 * target-def.h (TARGET_HELP): New.
16045 (TARGET_INITIALIZER): Use TARGET_HELP.
16046 * opts.c (command_handle_option): Invoke target_help function, if
16047 defined, when the user has specified --target-help on the command
16049 * doc/invoke.texi: Mention that --target-help might print
16050 additional information.
16051 * doc/tm.texi: Document TARGET_HELP hook.
16053 * arm.c (TARGET_HELP): Override default definition.
16054 (arm_target_help): New - display a wrapped list of cores and
16055 architectures supported.
16057 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
16059 * config/v850/v850.c (expand_prologue): Make sure
16060 GEN_INT() argument is sign extended rather than zero extended.
16061 (expand_epilogue): Likewise.
16062 (output_move_double): Delete.
16063 * config/v850/v850-protos.h (output_move_double): Delete.
16064 * config/v850/v850.md (movdi): Delete.
16065 (*movdi_internal): Delete.
16067 (*movdf_internal): Delete.
16069 2007-07-04 Richard Sandiford <richard@codesourcery.com>
16071 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
16072 unless compiling RTP PIC.
16074 2007-07-04 Richard Guenther <rguenther@suse.de>
16076 PR tree-optimization/32482
16077 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
16078 original ssa name if we didn't find a shift expression.
16079 Fix shift constant for bit zero test.
16081 2007-07-04 Richard Sandiford <richard@codesourcery.com>
16083 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
16085 2007-07-04 Richard Sandiford <richard@codesourcery.com>
16087 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
16088 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
16089 * config/arm/vxworks.h (ASM_SPEC): Delete.
16090 (SUBTARGET_EXTRA_ASM_SPEC): Define.
16092 2007-07-04 Sebastian Pop <sebpop@gmail.com>
16094 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
16095 (DDR_REVERSED_P): New.
16096 * tree-data-ref.c (initialize_data_dependence_relation,
16097 build_classic_dist_vector): Set DDR_REVERSED_P.
16099 2007-07-04 Sebastian Pop <sebpop@gmail.com>
16101 PR middle-end/32457
16102 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
16103 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16104 init_omega_for_ddr_1): Use non conservative number of iterations
16106 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
16107 (analyze_siv_subscript): Remove FIXME and reinitialization of
16108 last_conflicts to chrec_dont_know.
16109 * testsuite/gfortran.dg/vect/pr32457.f90: New.
16111 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
16113 * tree.c (maybe_canonicalize_argtypes): Improve description.
16115 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
16117 * tree.c (maybe_canonicalize_argtypes): New.
16118 (build_function_type): Set canonical type.
16119 (build_method_type_directly): Ditto.
16120 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
16123 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16125 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
16127 (rewrite_use_nonlinear_expr): Likewise.
16129 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
16131 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
16133 2007-07-04 Ben Elliston <bje@au.ibm.com>
16135 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
16138 * c-objc-common.c (c_types_compatible_p): Fix indentation.
16140 * doc/tm.texi (Run-time Target): Capitalise "CPU".
16141 (Exception Handling): Likewise.
16143 2007-07-03 Jan Hubicka <jh@suse.cz>
16145 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
16147 2007-07-03 Eric Christopher <echristo@apple.com>
16149 * doc/cppopts.texi: Add conflicting option note to -dM.
16150 * doc/invoke.texi: Add note about possible conflicts with
16151 -E for -dCHARS and note that -dM will not produce
16152 any results if there is no machine dependent reorg.
16154 2007-07-03 Geoffrey Keating <geoffk@apple.com>
16156 * tree.h (DECL_ALIGN): Back out previous change.
16158 2007-07-03 Joseph Myers <joseph@codesourcery.com>
16160 * configure.ac: Test for .dtprelword support on MIPS.
16161 * configure, config.in: Regenerate.
16162 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
16163 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16165 2007-07-03 Julian Brown <julian@codesourcery.com>
16167 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
16168 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
16169 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
16170 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
16172 (all_fpus): Add FPUTYPE_VFP3.
16173 (fp_model_for_fpu): Add VFPv3 field.
16174 (arm_rtx_costs_1): Give cost to VFPv3 constants.
16175 (vfp3_const_double_index): New function. Return integer index of
16176 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
16178 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
16179 and argument represents a valid RTX for a VFPv3 constant.
16180 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
16182 (vfp_emit_fstmd): Similar, for fstmd.
16183 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
16184 constants, represented as integer indices.
16185 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
16186 VFP_REGNO_OK_FOR_DOUBLE macros.
16187 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
16188 (arm_file_start): Set float-abi attribute for VFPv3, and output
16189 correct ".fpu" assembler directive.
16190 (arm_dbx_register_numbering): Add FIXME.
16191 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
16192 (fputype): Add FPUTYPE_VFP3.
16193 (FIXED_REGISTERS): Add 32 registers for D16-D31.
16194 (CALL_USED_REGISTERS): Likewise.
16195 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
16196 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
16197 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
16198 (D7_VFP_REGNUM): New.
16199 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
16200 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
16201 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
16202 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
16203 (REG_ALLOC_ORDER): Adjust for VFPv3.
16204 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
16205 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
16206 VFP_LO_REGS, VFP_HI_REGS.
16207 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
16208 (IS_VFP_CLASS): Define macro.
16209 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
16211 (REGISTER_MOVE_COST): Likewise.
16212 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
16213 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
16214 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
16215 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
16216 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
16217 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
16218 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
16219 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
16220 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
16221 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
16222 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
16223 where appropriate for single-word registers.
16224 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
16225 As above. Fix type attributes.
16226 * config/arm/constraints.md (register_contraint "t"): Define.
16227 (register_constraint "w"): Change to D0-D15, or D0-D31 for
16229 (register_constraint "x"): Define.
16230 (constraint "Dv"): Define.
16232 2007-07-03 Geoffrey Keating <geoffk@apple.com>
16234 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
16236 2007-07-03 Tom Tromey <tromey@redhat.com>
16238 * c-parser.c (objc_pq_context): Removed.
16239 (objc_need_raw_identifier): Likewise.
16240 (c_parser) <objc_pq_context>: New field.
16241 <objc_need_raw_identifier>: Likewise.
16242 (OBJC_NEED_RAW_IDENTIFIER): Removed.
16243 (c_lex_one_token): Update.
16244 (c_parser_objc_protocol_definition): Update.
16245 (c_parser_objc_method_definition): Update.
16246 (c_parser_objc_methodproto): Update.
16247 (c_parser_declspecs): Update.
16249 2007-07-03 David Ung <davidu@mips.com>
16251 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
16253 2007-07-03 David Ung <davidu@mips.com>
16254 Richard Sandiford <richard@codesourcery.com>
16256 * doc/invoke.texi: Document -march=74kf3_2.
16257 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
16258 (TUNE_74K): Check for it.
16259 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
16260 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
16261 * config/mips/mips.md (cpu): Add 74kf3_2.
16262 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
16263 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
16264 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
16265 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
16266 74kf3_2 to the CPU list.
16267 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
16268 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
16269 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
16270 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
16271 (r74kf3_2_fxfer_from_c1): New insn reservations.
16273 2007-07-03 Richard Sandiford <richard@codesourcery.com>
16274 David Ung <davidu@mips.com>
16276 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
16277 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
16278 and 74k[fx]. Document aliases for the new options.
16279 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
16280 (PROCESSOR_24KF2_1): ...this.
16281 (PROCESSOR_24KX): Rename to...
16282 (PROCESSOR_24KF1_1): ...this.
16283 (PROCESSOR_74KF): Rename to...
16284 (PROCESSOR_74KF2_1): ...this.
16285 (PROCESSOR_74KX): Rename to...
16286 (PROCESSOR_74KF1_1): ...this.
16287 (TUNE_74K): Update PROCESSOR_* names.
16288 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
16289 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
16290 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
16291 (mips_rtx_cost_data): Update processor names in comments.
16292 (mips_issue_rate): Update PROCESSOR_* names.
16293 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
16294 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
16295 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
16296 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
16297 Update cpu attribute names.
16298 (r24k_fpu_iss): Rename this reservation to...
16299 (r24kf2_1_fpu_iss): ...this and update all uses.
16300 (r24kx_fpu_iss): Rename this reservation to...
16301 (r24kf1_1_fpu_iss): ...this and update all uses.
16302 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
16303 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
16304 Update cpu attribute names.
16306 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
16308 * config/m32r/constraints.md: New file.
16309 * config/m32r/m32r.c: Include tm-constrs.h.
16310 (small_data_operand): Use satisfies_constraint_* instead of macro.
16311 (addr24_operand, gen_compare): Likewise.
16312 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
16313 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
16314 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16315 EXTRA_CONSTRAINT): Likewise.
16316 * config/m32r/m32r.md: Include constraints.md.
16317 (*movsi_insn): Use satisfies_constraint_* instead of macro.
16318 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
16319 * config/m32r/predicates.md (conditional_move_operand): Likewise.
16320 (two_insn_const_operand, int8_operand, uint16_operand,
16321 reg_or_int16_operand, reg_or_uint16_operand,
16322 reg_or_cmp_int16_operand, cmp_int16_operand,
16323 seth_add3_operand): Likewise.
16325 2007-07-03 Eric Christopher <echristo@gmail.com>
16327 * libgcc2.h: Conditionally declare __bswapsi2 and
16330 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
16332 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
16335 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16338 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
16339 (__gthrw_pragma): Provide default definition.
16340 (__gthrw2): Use it.
16341 * gthr-posix.c (__gthrw_pragma): Define.
16343 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
16345 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
16346 before declaring inequality.
16348 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
16350 * combine.c (recog_for_combine): Log the success or failure of
16351 matching new insn patterns against the machine description in
16354 2007-07-03 Revital Eres <eres@il.ibm.com>
16356 * ddg.c (print_sccs): New function.
16357 (check_sccs): New function.
16358 (create_ddg_all_sccs): Use it.
16359 * ddg.h (print_sccs): Declare.
16360 * modulo-sched.c (sms_order_nodes): Call print_sccs.
16362 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
16364 * targhooks.h (default_mode_for_suffix): New function declaration.
16365 * targhooks.c (default_mode_for_suffix): New default target hook.
16366 * target.h (struct c): New structure in the targetm struct.
16367 (mode_for_suffix): New target hook as part of struct c.
16368 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
16369 default_mode_for_suffix.
16370 (TARGET_C): New define.
16371 * c-lex.c: Include "target.h".
16372 (interpret_float): Use targetm.c.mode_for_suffix to determine
16373 the mode for a given non-standard suffix.
16374 Makefile.in (c-lex.o): Depend on $(TARGET_H).
16376 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
16377 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
16379 * doc/extend.texi (Floating Types): New node. Document __float80 and
16380 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
16382 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
16385 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
16386 predicate instead of target_operand.
16387 (divsi3_i1_media, divsi3_media_2): Likewise.
16389 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
16391 * tree.h (alias_sets_might_conflict_p): Rename into
16392 alias_sets_must_conflict_p.
16393 * alias.c (alias_sets_might_conflict_p): Likewise.
16394 (alias_sets_conflict_p): Use it.
16395 (objects_must_conflict_p): Likewise.
16396 * c-common.c (strict_aliasing_warning): Adjust.
16398 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
16400 * rtlhooks.c (gen_lowpart_if_possible): Check for
16401 invalid subreg before calling gen_lowpart_SUBREG.
16403 2007-07-02 Geoffrey Keating <geoffk@apple.com>
16405 * config/darwin9.h: Add copyright notice.
16406 (LINK_COMMAND_SPEC): Add comment.
16407 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
16408 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
16409 DARWIN_LIBSYSTEM_HAS_UNWIND.
16411 2007-07-02 Jakub Jelinek <jakub@redhat.com>
16414 * omp-low.c (check_combined_parallel): New function.
16415 (lower_omp_parallel): Call it via walk_stmts, set
16416 OMP_PARALLEL_COMBINED if appropriate.
16417 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
16418 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
16419 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
16420 don't consider it as combined parallel.
16422 2007-07-02 Richard Sandiford <richard@codesourcery.com>
16424 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
16425 (gcc_tooldir): Likewise.
16426 * configure: Regenerate.
16427 * Makefile.in (libsubdir_to_prefix): New variable, based on the
16428 old configure.ac gcc_tooldir setting.
16429 (prefix_to_exec_prefix): New variable.
16430 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
16431 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
16433 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
16435 Fix PR tree-optimization/32583
16436 Fix PR tree-optimization/32584
16437 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
16438 (phi_translate_set): Use phi_translate directly now.
16439 (make_values_for_stmt): Don't value number RHS if we already know
16442 2007-07-02 Steve Ellcey <sje@cup.hp.com>
16443 Jim Wilson <wilson@specifix.com>
16446 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
16449 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
16450 Richard Sandiford <richard@codesourcery.com>
16451 Nigel Stephens <nigel@mips.com>
16453 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
16454 (mips16e_output_save_restore): Declare.
16455 (mips16e_save_restore_pattern_p): Likewise.
16456 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
16457 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
16458 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
16459 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
16460 (BITSET_P): New global macro, extracted from...
16461 (mips_for_each_saved_reg): ...here.
16462 (mips16e_save_restore_info): New struct.
16463 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
16464 (mips16e_save_restore_regs): New variable.
16465 (mips_split_plus, mips16e_find_first_register): New functions.
16466 (mips16e_mask_registers): New function.
16467 (compute_frame_size): Expand the commentary before the function.
16468 Enforce the MIPS16e save and restore register range restrictions.
16469 Pad the general register save area at the low end.
16470 (mips16e_save_restore_reg, mips16e_build_save_restore)
16471 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
16472 (mips16e_output_save_restore, mips16e_collect_propagate_value)
16473 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
16475 (mips_expand_prologue, mips_expand_epilogue): Handle
16476 GENERATE_MIPS16E_SAVE_RESTORE.
16477 * config/mips/mips.md (*mips16e_save_restore): New pattern.
16479 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
16481 PR tree-optimization/31966
16482 PR tree-optimization/32533
16483 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
16484 "basic_block" description as its third argument. Update function
16485 calls to get destination bb from "edge" argument. Save "cond" into
16486 aux field of the edge. Update prototype for changed arguments.
16487 (if_convertible_loop_p): Clear aux field of incoming edges if bb
16489 (find_phi_replacement_condition): Operate on incoming edges, not
16490 on predecessor blocks. If there is a condition saved in the
16491 incoming edge aux field, AND it with incoming bb predicate.
16492 Return source bb of the first edge.
16493 (clean_predicate_lists): Clean aux field of outgoing node edges.
16494 (tree_if_conversion): Do not initialize cond variable. Move
16495 variable declaration into the loop.
16496 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
16497 initializations of new_stmt, arg0 and arg1 variables.
16499 2007-07-02 Jakub Jelinek <jakub@redhat.com>
16501 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
16502 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
16504 2007-07-02 Richard Guenther <rguenther@suse.de>
16506 * tree-ssa.c (useless_type_conversion_p): Document
16507 future intent as defining the middle-end type system.
16508 Re-structure to call langhook last, group by type class,
16509 mark questionable parts.
16511 2007-07-02 Richard Guenther <rguenther@suse.de>
16513 * tree-flow.h (types_compatible_p): Declare.
16514 * tree-ssa.c (types_compatible_p): New function.
16515 * ipa-type-escape.c (discover_unique_type): Use
16516 types_compatible_p instead of lang_hooks.types_compatible_p.
16517 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
16518 * tree-vn.c (expressions_equal_p): Likewise.
16519 * tree.c (fields_compatible_p): Likewise.
16520 * tree-ssa-dom.c (avail_expr_eq): Likewise.
16521 (cprop_operand): Use useless_type_conversion_p instead of
16522 lang_hooks.types_compatible_p.
16523 * tree-inline.c (setup_one_parameter): Likewise.
16524 (declare_return_variable): Likewise.
16525 * tree-nrv.c (tree_nrv): Likewise.
16526 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
16527 (maybe_fold_offset_to_component_ref): Likewise.
16528 (maybe_fold_offset_to_reference): Likewise.
16529 * tree-ssa-copy.c (may_propagate_copy): Likewise.
16530 (merge_alias_info): Likewise.
16531 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
16532 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
16533 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
16534 * tree-tailcall.c (find_tail_calls): Likewise.
16535 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
16536 * gimplify.c (canonicalize_addr_expr): Likewise.
16537 (fold_indirect_ref_rhs): Likewise.
16538 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
16539 (cpt_same_type): Likewise.
16540 (check_pointer_types_r): Swap parameters to cpt_same_type
16542 * fold-const.c (fold_convert): Revert fix for PR15988.
16543 * tree-inline.c (setup_one_parameter): Instead fix it here by
16544 using fold_build1 instead of fold_convert and checking for
16545 error_mark_node. Convert only if the conversion is necessary.
16547 2007-07-02 Joseph Myers <joseph@codesourcery.com>
16549 * configure.ac: Check for .gnu_attribute on Power.
16550 * configure: Regenerate.
16551 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
16552 attribute for floating-point ABI.
16554 2007-07-02 Ira Rosen <irar@il.ibm.com>
16556 PR tree-optimization/32230
16557 PR tree-optimization/32477
16558 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
16559 address is a constant.
16561 2007-07-02 Richard Sandiford <richard@codesourcery.com>
16563 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
16564 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
16565 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
16566 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
16567 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
16568 64-bit targets. Add support for *-elfoabi*.
16569 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
16570 different settings if $(tm_defines) does not select the EABI.
16571 (MULTILIB_EXCLUSIONS): Define in those circumstances.
16572 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
16573 (MIPS_ARCH_OPTION_SPEC): Likewise.
16574 (MIPS_ISA_LEVEL_SPEC): Likewise.
16575 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
16576 * config/mips/elfoabi.h: New file.
16578 2007-07-02 Richard Guenther <rguenther@suse.de>
16580 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
16581 (useless_type_conversion_p): ... this.
16582 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
16583 (useless_type_conversion_p): ... this.
16584 * builtins.c (fold_builtin_memory_op): Rename
16585 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
16586 * tree-cfg.c (verify_expr): Likewise.
16587 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
16588 * tree-ssa-ccp.c (ccp_fold): Likewise.
16589 * tree-ssa-copy.c (may_propagate_copy): Likewise.
16590 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
16591 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
16592 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
16593 * tree-ssa-pre.c (eliminate): Likewise.
16594 * tree-ssa.c (delete_tree_ssa): Likewise.
16595 (tree_ssa_useless_type_conversion): Likewise.
16596 * tree.c (build2_stat): Likewise.
16598 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
16600 Fix PR tree-optimization/32571
16601 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
16604 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
16606 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
16607 and other expected operations explicitly, change default to
16610 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
16612 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
16614 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
16615 (tls_load_dot_plus_eight): Move the label number into the unspec.
16616 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
16618 2007-07-01 Andreas Schwab <schwab@suse.de>
16620 * dwarf2out.c (initial_return_save): Define only if used.
16622 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
16624 Unreverting Richard's Revert of:
16626 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16628 * dce.c (deletable_insn_p_1): New function, split out from...
16629 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16630 specially, not those inside PARALLELs. Remove BODY argument
16631 and adjust recursive call accordingly.
16632 (prescan_insns_for_dce): Update call to delete_insn_p.
16634 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
16635 Revital Eres <eres@il.ibm.com>
16637 * ddg.c (create_ddg_all_sccs): Fix missed
16638 initialization of scc_nodes.
16640 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
16642 PR middle-end/32559
16643 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
16644 X + ~X to 1 only for INTEGRAL_TYPE_P type.
16646 2007-06-30 Joseph Myers <joseph@codesourcery.com>
16648 * configure.ac: Check for .gnu_attribute on MIPS.
16649 * configure, config.in: Regenerate.
16650 * config/mips/mips.c (mips_file_start): If supported, output
16651 attribute for floating-point ABI.
16653 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
16656 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
16657 (ffs_cmove): New expander to expand using ctz pattern.
16658 (*ffs_cmove): Remove pattern.
16659 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
16660 (ffsdi2): Expand using ctz pattern.
16661 (*ffs_rex64): Remove pattern.
16663 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16665 PR rtl-optimization/32296
16666 * pa.md (return): Delete pattern.
16667 (return_internal): Remove "(const_int 1)" from pattern.
16668 (epilogue): Use return_internal pattern for trivial returns.
16669 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
16670 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
16672 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
16674 * tree-ssa-pre.c (is_exception_related): New function
16675 (can_value_number_operation): Use it.
16677 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
16679 Fix PR tree-optimization/32540
16680 Fix PR tree-optimization/31651
16682 * tree-ssa-sccvn.c: New file.
16684 * tree-ssa-sccvn.h: Ditto.
16686 * tree-vn.c: Include tree-ssa-sccvn.h
16687 (val_expr_paid_d): Removed.
16688 (value_table): Ditto.
16689 (vn_compute): Ditto.
16690 (val_expr_pair_hash): Ditto.
16691 (val_expr_pair_expr_eq): Ditto.
16692 (copy_vuses_from_stmt): Ditto.
16693 (vn_delete): Ditto.
16695 (shared_vuses_from_stmt): Ditto.
16696 (print_creation_to_file): Moved up.
16697 (sort_vuses): Ditto.
16698 (sort_vuses_heap): Ditto.
16699 (set_value_handle): Make non-static.
16700 (make_value_handle): Ditto.
16701 (vn_add): Rewritten to use sccvn lookups.
16702 (vn_add_with_vuses): Ditto.
16703 (vn_lookup): Ditto (and second argument removed).
16704 (vn_lookup_with_vuses): Ditto.
16705 (vn_lookup_or_add): Ditto (and second argument removed);
16706 (vn_lookup_or_add_with_vuses): Ditto.
16707 (vn_lookup_with_stmt): New.
16708 (vn_lookup_or_add_with_stmt): Ditto.
16709 (create_value_handle_for_expr): Ditto.
16711 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
16712 (seen_during_translate): New function.
16713 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
16714 (phi_trans_add): Ditto.
16715 (constant_expr_p): FIELD_DECL is always constant.
16716 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
16717 Use constant_expr_p.
16718 Avoid infinite recursion on mutually valued expressions.
16719 Change callers of vn_lookup_or_add.
16720 (phi_translate): New function.
16721 (compute_antic_safe): Allow phi nodes.
16722 (create_component_ref_by_pieces): Update for FIELD_DECL change.
16723 (find_or_generate_expression): Rewrite slightly.
16724 (create_expression_by_pieces): Updated for vn_lookup_or_add
16726 Update VN_INFO for new names.
16727 (insert_into_preds_of_block): Update for new names.
16728 (add_to_exp_gen): New function.
16729 (add_to_sets): Use vn_lookup_or_add_with_stmt.
16730 (find_existing_value_expr): Rewrite to changed vn_lookup.
16731 (create_value_expr_from): Ditto, and use add_to_exp_gen.
16732 (try_look_through_load): Removed.
16733 (try_combine_conversion): Ditto.
16734 (get_sccvn_value): New function.
16735 (make_values_for_phi): Ditto.
16736 (make_values_for_stmt): Ditto.
16737 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
16739 (init_pre): Update for SCCVN changes.
16741 (execute_pre): Ditto.
16743 * tree-flow.h (make_value_handle): Declare.
16744 (set_value_handle): Ditto.
16745 (sort_vuses_heap): Ditto.
16746 (vn_lookup_or_add_with_stmt): Ditto.
16747 (vn_lookup_with_stmt): Ditto.
16748 (vn_compute): Remove.
16750 (vn_delete): Ditto.
16751 (vn_lookup): Update arguments.
16753 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
16754 (tree-vn.o): Ditto.
16755 (tree-ssa-sccvn.o): New.
16756 (OBJS-common): Add tree-ssa-sccvn.o
16758 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16761 * c-typeck.c (build_external_ref): Don't mark as used if called
16763 * calls.c (rtx_for_function_call): Likewise.
16765 2007-06-30 Richard Sandiford <richard@codesourcery.com>
16769 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16771 * dce.c (deletable_insn_p_1): New function, split out from...
16772 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16773 specially, not those inside PARALLELs. Remove BODY argument
16774 and adjust recursive call accordingly.
16775 (prescan_insns_for_dce): Update call to delete_insn_p.
16777 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
16779 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
16780 (try_combine): Move potential calls to undo_all() so they happen
16781 before we commit to using the combined insns.
16783 2007-06-30 Jan Hubicka <jh@suse.cz>
16785 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
16788 2007-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
16790 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
16791 (cgraph_remove_unreachable_nodes): Likewise.
16792 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
16793 * ipa-inline.c (update_caller_keys): Cast according to the coding
16795 (cgraph_decide_recursive_inlining): Likewise.
16796 (cgraph_decide_inlining_of_small_function): Likewise.
16797 (try_inline): Likewise.
16798 (cgraph_decide_inlining_incrementally): Likewise.
16799 * ipa-pure-const.c (get_function_state): Likewise.
16800 (scan_function): Likewise.
16801 (analyze_function): Likewise.
16802 (static_execute): Likewise.
16803 * ipa-reference.c (scan_for_static_refs): Likewise.
16804 (merge_callee_local_info): Likewise.
16805 (analyze_function): Use type safe memory macros.
16806 (static_execute): Likewise. Cast according to the coding conventions.
16807 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
16809 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
16811 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
16812 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
16815 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
16817 PR middle-end/30024
16818 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
16819 for complex modes (both int and real).
16821 2007-06-29 Jan Hubicka <jh@suse.cz>
16823 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
16825 2007-06-29 Jan Hubicka <jh@suse.cz>
16827 PR middle-end/32372
16828 * cse.c (cse_insn): Avoid invalid sharing in between register note and
16831 2007-06-29 Anatoly Sokolov <aesok@post.ru>
16834 * config/avr/avr.c: Include dataflow header file.
16835 (expand_prologue): Adjust for prologue insn change.
16836 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
16839 2007-06-29 Richard Guenther <rguenther@suse.de>
16841 PR middle-end/32493
16842 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
16843 during type verification.
16845 2007-06-29 Jan Hubicka <jh@suse.cz>
16847 * recog.c (validate_change_rtx_1): Unshare TO argument.
16849 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
16851 PR tree-optimization/24659
16852 * tree-vect-transform.c (vectorizable_call): Handle
16853 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
16855 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
16856 * config/i386/i386.c (enum ix86_builtins)
16857 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
16858 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
16860 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
16861 const using def_builtin_const.
16862 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
16863 input operands in the same modes as the result.
16864 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
16866 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
16868 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
16869 (df_set_dead_notes_for_mw): Likewise.
16871 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
16873 * c-common.c (pointer_int_sum): Do the negation in sizetype.
16875 2007-06-28 DJ Delorie <dj@redhat.com>
16877 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
16879 2007-06-28 Geoffrey Keating <geoffk@apple.com>
16881 * doc/invoke.texi (C++ Dialect Options): Document
16882 fvisibility-ms-compat.
16883 * c.opt (fvisibility-ms-compat): New.
16885 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16888 * tree-affine.c (aff_combination_add_elt): Handle
16889 pointer addition specially.
16891 2007-06-28 Jakub Jelinek <jakub@redhat.com>
16893 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
16894 decl is non-external for AIX ABI.
16896 2007-06-28 David Edelsohn <edelsohn@gnu.org>
16898 * config/rs6000/predicates.md (current_file_function_operand):
16899 Ensure the symbol is non-external for AIX ABI.
16901 2007-06-28 Nick Clifton <nickc@redhat.com>
16903 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
16904 (fdce, fdse, fpredictive-commoning): Likewise.
16906 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16909 * gcc.c (process_command): Recognize the new -static-libgfortran
16912 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
16915 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
16916 Use a call clobbered hard reg instead of a pseudo reg.
16918 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
16920 * config/sh/sh.md (load_gbr): Use correct operand constraint.
16922 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
16925 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
16926 REG_LIBCALL and REG_RETVAL notes.
16927 (divsi3, mulsi3): Likewise.
16928 (mulhisi3): Likewise. Use emit_libcall_block.
16929 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
16931 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
16933 PR rtl-optimization/32481
16934 * combine.c (adjust_for_new_dest): Rescan the changed insn.
16936 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16938 * dce.c (deletable_insn_p_1): New function, split out from...
16939 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16940 specially, not those inside PARALLELs. Remove BODY argument
16941 and adjust recursive call accordingly.
16942 (prescan_insns_for_dce): Update call to delete_insn_p.
16944 2007-06-27 Richard Guenther <rguenther@suse.de>
16946 PR middle-end/32492
16947 * tree.h (fold_convertible_p): Declare.
16948 * fold-const.c (fold_convertible_p): New function.
16949 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
16950 instead of lang_hooks.types_compatible_p.
16952 2007-06-26 Jan Hubicka <jh@suse.cz>
16954 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
16955 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
16956 early use validate_unshare_change.
16957 (reload_combine): Likewise.
16958 * recog.c (change_t): New field unshare.
16959 (validate_change_1): Rename from validate_change; add argument unshare.
16960 (validate_change): Turn into wrapper of validate_change_1; update
16961 prototype for bools.
16962 (validate_unshare_change): New.
16963 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
16964 calls of df_insn_rescan.
16965 * recog.h (validate_change): Replace ints by bools.
16966 (validate_unshare_change): Declare.
16968 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
16970 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
16972 2007-06-26 Steve Ellcey <sje@cup.hp.com>
16974 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
16976 2007-06-25 Jan Hubicka <jh@suse.cz>
16978 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
16980 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
16981 cgraph_decide_inlining_incrementally): Move uninlinability checks to
16982 places other call site specific checks are performed.
16984 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16987 * tree-vect-transform.c (vectorizable_operation): Convert
16988 POINTER_PLUS_EXPR over to PLUS_EXPR.
16990 2007-06-25 Chao-ying Fu <fu@mips.com>
16992 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
16993 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
16994 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
16995 Document GET_MODE_IBIT, and GET_MODE_FBIT.
16997 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
16998 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16999 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
17000 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
17001 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
17002 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
17003 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
17004 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
17005 ALL_FIXED_POINT_MODE_P): New define.
17006 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
17008 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
17010 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
17011 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
17012 MODE_VECTOR_UACCUM): New mode classes.
17014 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
17015 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
17016 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
17019 * genmodes.c (struct mode_data): Add ibit and fbit fields.
17020 (blank_mode): Initialize ibit and fbit.
17021 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
17022 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
17024 (new_adjust): Change required_class to required_class_from and
17025 required_class_to for testing within a range.
17026 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
17027 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
17028 MODE_VECTOR_UACCUM.
17029 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
17030 (make_fixed_point_mode): New.
17031 (_ADD_ADJUST): Change C to C1 and C2.
17032 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
17033 use a range for machine classes.
17034 (ADJUST_IBIT, ADJUST_FBIT): New.
17035 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
17037 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
17038 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
17039 Emit adjustment for ibit and fbit.
17040 (emit_mode_ibit, emit_mode_fbit): New.
17041 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
17043 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
17045 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
17046 as the source of the set.
17048 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
17050 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
17051 FP_REGNO_P): Use IN_RANGE.
17052 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
17053 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
17054 (DATA_REG_P): Use DATA_REGNO_P.
17055 (FP_REG_P): Use FP_REGNO_P.
17056 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
17057 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
17058 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
17060 2007-06-24 Jan Hubicka <jh@suse.cz>
17062 PR middle-end/30563
17063 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
17065 2007-06-24 Sebastian Pop <sebpop@gmail.com>
17067 PR middle-end/32461
17068 * fold-const.c (fold_binary): Strip nops of operand 0
17069 of BIT_NOT_EXPR before calling operand_equal_p.
17070 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
17071 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
17073 2007-06-23 Mark Mitchell <mark@codesourcery.com>
17075 * doc/extend.texi: Document that dllimport and dllexport imply
17076 default visibility.
17077 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
17078 imported or exported declaration, including type declarations.
17079 * c-common.c (handle_visibility_attribute): Check for conflicts
17080 with dllimport/dllexport.
17081 (c_determine_visibility): Handle dllimport/dllexport as an
17082 explicit visibility atttribute.
17084 2007-06-23 Richard Guenther <rguenther@suse.de>
17086 PR tree-optimization/16876
17087 PR middle-end/29478
17088 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
17090 * tree-inline.c (initialize_inlined_parameters): Do not call
17091 lang_hooks.tree_inlining.convert_parm_for_inlining.
17092 * cgraphbuild.c (initialize_inline_failed): Set inline failed
17093 reason for mismatched types.
17094 * gimplify.c (gimplify_call_expr): Verify the call expression
17095 arguments match the called function type signature. Otherwise
17096 mark the call expression to be not considered for inlining
17097 using CALL_CANNOT_INLINE_P flag.
17098 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
17099 edges call expression.
17100 (cgraph_decide_inlining_of_small_function): Likewise.
17101 (cgraph_decide_inlining): Likewise.
17102 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
17104 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
17105 * c-typeck.c (c_convert_parm_for_inlining): Remove.
17106 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
17107 Remove declaration.
17108 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
17109 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
17111 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
17112 convert_parm_for_inlining member.
17114 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
17117 * arm.md (negscc): Match the correct operand for optimized LT0 test.
17118 Remove optimization for GT.
17120 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
17122 PR middle-end/32437
17123 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
17125 (prescan_insns_for_dce): Add extra parameter.
17127 2007-06-23 Jan Hubicka <jh@suse.cz>
17129 PR middle-end/31541
17130 * gimplify.c (mark_addressable): New function.
17131 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
17133 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
17135 PR middle-end/32374
17136 * expr.c (store_constructor): Do not clobber non-zeroed memory.
17138 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
17141 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
17142 moves between MMX/SSE registers to at least 8 units to prevent
17143 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
17145 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
17147 * config/i386/i386.c (override_options): Correct x86_sahf
17150 2007-06-21 David Daney <ddaney@avtrex.com>
17153 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
17154 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
17155 (exception_receiver): Renamed to ...
17156 (nonlocal_goto_receiver): ... this.
17158 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
17160 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
17161 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
17162 partial register accesses.
17164 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
17166 * fold-const.c (debug_fold_checksum): Move it under
17167 ENABLE_FOLD_CHECKING.
17169 2007-06-21 Sebastian Pop <sebpop@gmail.com>
17171 PR middle-end/20623
17172 * tree.h (debug_fold_checksum): Declared.
17173 * fold-const.c (build_fold_addr_expr_with_type_1): New.
17174 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
17175 build_fold_addr_expr_with_type_1.
17176 (fold_addr_expr, debug_fold_checksum): New.
17177 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
17178 (fold_unary, fold_comparison, split_address_to_core_and_offset):
17179 Use fold_addr_expr.
17181 2007-06-21 Sebastian Pop <sebpop@gmail.com>
17183 PR tree-optimization/19590
17184 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
17185 of scev is a constant.
17187 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17189 * df-problems.c (df_note_bb_compute): Made computation of live
17190 info consistent with df_lr.
17192 2007-06-21 Richard Guenther <rguenther@suse.de>
17194 PR tree-optimization/32453
17195 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
17196 for pointer anti-range.
17198 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
17200 * config/i386/i386.c (processor_target_table): Increase maximum
17201 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
17204 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
17205 byte alignment if > 8 byte alignment is preferred.
17206 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
17208 2007-06-21 Jakub Jelinek <jakub@redhat.com>
17210 PR tree-optimization/31866
17211 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
17212 if ASM_EXPR's input is not a SSA_NAME.
17214 PR middle-end/32362
17215 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
17216 but decl is a global var, instead return decl.
17217 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
17218 even for is_global_var decls, if they are private in some outer
17221 2007-06-21 Richard Guenther <rguenther@suse.de>
17223 PR tree-optimization/32451
17224 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
17226 2007-06-21 Christian Bruel <christian.bruel@st.com>
17228 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
17229 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
17230 (push_regs): Changed saving order or banked registers.
17231 (sh_expand_epilogue): Likewise.
17232 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
17233 (FIRST_BANKED_REG): Likewise.
17234 (LAST_BANKED_REG): Likewise.
17235 * config/sh/sh.md (banked) New attribute.
17236 (in_delay_slot): Check banked attribute.
17238 2007-06-20 Sebastian Pop <sebpop@gmail.com>
17240 PR tree-optimization/32075
17241 * tree-data-ref.c (subscript_dependence_tester_1,
17242 analyze_miv_subscript, analyze_overlapping_iterations,
17243 add_distance_for_zero_overlaps, build_classic_dist_vector,
17244 subscript_dependence_tester_1, analyze_overlapping_iterations,
17245 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
17246 compute_affine_dependence, compute_all_dependences): Pass loop_nest
17247 to evolution_function_is_affine_multivariate_p.
17249 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
17251 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
17253 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
17256 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
17258 * config/m32c/prologue.md (epilogue_exitd_16): New.
17259 (epilogue_reit_16): New.
17260 (epilogue_exitd): Rename to epilogue_exitd_24.
17261 (epilogue_reit): Rename to epilogue_reit_24.
17263 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
17264 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17266 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
17268 * haifa-sched.c (queue_to_ready): Don't requeue next insn
17269 if dbg_cnt (sched_insn) reaches the limit.
17270 (choose_ready): New parameter INSN_PTR and new return value.
17271 (schedule_block): Handle dbg_cnt (sched_insn). Handle
17272 the new return value from choose_ready.
17273 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
17274 (rest_of_handle_global_alloc): New global_alloc_at_func.
17276 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
17278 PR tree-optimization/25737
17279 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
17280 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
17281 * tree-flow.h (struct fieldoff): Add new field alias_set.
17282 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
17283 argument addressable_type. Set alias_set of fieldoff.
17284 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
17285 (create_overlap_variables_for): Pass alias_set from fieldoff to
17287 * alias.c (get_alias_set): Use alias_set from SFT if set.
17289 2007-06-20 Hui-May Chang <hm.chang@apple.com>
17291 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
17292 of a variable as an unsigned HOST_WIDE_INT integer.
17294 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
17296 PR rtl-optimization/32405
17297 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
17299 2007-06-20 Jakub Jelinek <jakub@redhat.com>
17301 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
17303 PR middle-end/31959
17304 * builtins.c: Include diagnostic.h.
17305 (expand_builtin_expect): Make gcc_assert more permissive.
17306 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
17308 PR inline-asm/32109
17309 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
17312 PR middle-end/32285
17313 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
17314 if ACCUMULATE_OUTGOING_ARGS.
17316 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
17318 * config/m68hc11/m68hc11.c: Include dataflow header file.
17319 (m68hc11_reorg): Port to dataflow.
17321 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
17323 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
17324 (struct df_problem.free_blocks_on_set_blocks): New field.
17325 (struct dataflow.optional_p): New field.
17326 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
17327 (df_live_set_all_dirty): New function.
17328 * df-scan.c (df_scan_alloc): Initialize optional_p.
17329 (problem_SCAN): Initialize free_blocks_on_set_blocks.
17330 * df-core.c (df_set_blocks): Removed use of
17331 DF_FIRST_OPTIONAL_PROBLEM. Now uses
17332 df_problem.free_blocks_on_set_blocks to determine which blocks are
17334 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
17335 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
17336 uses dataflow.optional_p to determine if problem should be
17338 (rest_of_handle_df_initialize): Only start live problem if
17340 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
17341 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
17342 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
17343 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
17344 problem_NOTE): Initialize free_blocks_on_set_blocks.
17345 (df_lr_bb_local_compute): Recompute luids if df_live problem is
17347 (df_live_set_all_dirty, df_note_alloc): New function.
17348 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
17350 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
17351 * postreload.c (reload_combine): Ditto.
17352 * cse.c (cse_extended_basic_block): Ditto.
17353 * regmove.c (mark_flags_life_zones): Ditto.
17354 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
17355 erase_matching_seqs): Ditto.
17356 * bt-load.c (compute_defs_uses_and_gen): Ditto.
17357 * integrate (allocate_initial_values): Ditto.
17358 * combine.c (reg_dead_at_p): Ditto.
17359 * resource.c (mark_target_live_regs): Ditto.
17360 * sched-rgn.c (check_live_1, update_live_1): Ditto.
17361 * config/sh/sh.c (find_r0_life_regions): Ditto.
17362 * global.c (rest_of_handle_global_alloc): Only add back df_live
17364 * local-alloc.c (rest_of_handle_local_alloc): Only remove
17365 df_live for -O > 1.
17366 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
17368 (if_convert): Make sure df_live is there at -O == 1.
17369 (pass_if_after_combine): Cleanup flags.
17370 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
17371 is there at -O == 1.
17373 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
17375 * config/arm/arm.c (arm_get_frame_offsets): Set
17376 offsets->locals_base to avoid negative stack size.
17377 (thumb1_expand_prologue): Assert on negative stack size.
17379 2007-06-19 Sebastian Pop <sebpop@gmail.com>
17381 PR tree-optimization/32367
17382 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
17383 of the chrec has no evolution in that loop.
17384 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
17386 2007-06-19 Bob Wilson <bob.wilson@acm.org>
17388 * config/xtensa/xtensa.c: Include "df.h".
17389 (xtensa_builtin_saveregs): Use adjust_address instead of
17391 (xtensa_va_start): Invoke make_tree with sizetype for
17392 expand_builtin_saveregs and then convert the result to a pointer.
17393 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
17394 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
17395 Subtract argument size from index value as integers and then use
17396 POINTER_PLUS_EXPR to add the result to the array address.
17398 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
17401 * config/m32c/m32c.c: Include dataflow header file.
17402 (m32c_emit_prologue): Adjust for prologue insn change.
17403 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
17404 once inside a PARALLEL. Assume frame size passed in operand 0
17405 includes space to save the fb register.
17406 (prologue_enter_24): Likewise.
17407 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
17409 2007-06-19 David Daney <ddaney@avtrex.com
17412 * config/mips/mips.md (cprestore): Mark $gp as used.
17414 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
17417 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
17418 (frv_ifcvt_modify_insn): Likewise.
17420 2007-06-19 Richard Guenther <rguenther@suse.de>
17422 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
17423 only handle positive offsets that fit in a HOST_WIDE_INT.
17425 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
17427 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
17428 result of rsqrt insn for zero input argument to avoid NaN.
17430 2007-06-19 Richard Guenther <rguenther@suse.de>
17432 PR middle-end/31950
17433 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
17435 2007-06-19 Jakub Jelinek <jakub@redhat.com>
17437 PR tree-optimization/32353
17438 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
17440 2007-06-19 Nick Clifton <nickc@redhat.com>
17442 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
17444 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
17447 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
17448 * config/i386/i386.c (assign_386_stack_local): Assert that
17449 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
17450 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
17451 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
17452 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
17454 2007-06-18 Steve Ellcey <sje@cup.hp.com>
17456 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
17458 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
17460 PR rtl-optimization/32321
17461 * gcse.c (replace_store_insn): Update the note before
17462 calling emit_insn_after.
17464 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
17466 PR middle-end/32355
17467 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
17469 * df-problems.c (df_note_bb_compute): Fix dumping info.
17471 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
17473 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
17474 insn with emit_jump_insn.
17476 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
17478 PR tree-optimization/32383
17479 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
17480 * targhooks.h (default_builtin_reciprocal): Update prototype.
17481 * target.h (struct gcc_target): Update builtin_reciprocal.
17482 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
17483 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
17484 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
17485 when fndecl is in BUILT_IN_MD class.
17486 (execute_convert_to_rsqrt): Ditto.
17488 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
17489 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
17490 Convert BUILT_IN_SQRTF code only when md_fn is false.
17492 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
17494 * bt-load.c (move_btr_def): Fix the order of arguments
17495 to validate_replace_rtx.
17497 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
17499 * config/m68k/m68k-devices.def: Add 54450..54455.
17501 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
17503 PR rtl-optimization/32366
17504 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
17505 FLOAT_EXTEND]: Prevent non-scalar modes from entering
17508 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17510 PR middle-end/32349
17511 * modulo-sched (generate_reg_moves): Added rescan parameter and if
17512 this is true, rescan insn being modified.
17513 (sms_schedule): Added rescan parameter.
17514 (rest_of_handle_sms): Moved freeing of dominance info to before
17515 getting out of cfg_layout.
17517 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
17519 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
17520 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
17523 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
17524 FL_CF_EMAC from the entry for isac.
17526 * config/m68k/predicates.md (const_call_operand): Adjust comment.
17527 (const_sibcall_operand): New.
17528 (sibcall_operand): Use it.
17529 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
17530 (m68k_isas): ISAC does not imply FPU or EMAC.
17531 (override_options): Add ISA_C logic for symbolic jump & call.
17533 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
17535 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
17536 return mode from the builtin itself.
17537 (sparc_fold_builtin): Fix cast of zero constant.
17539 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
17541 * targhooks.c (default_builtin_reciprocal): New default target hook.
17542 * targhooks.h (default_builtin_reciprocal): Add prototype.
17543 * hooks.c (hook_tree_tree_bool_null): Remove hook.
17544 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
17545 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
17546 default_builtin_reciprocal.
17548 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
17550 PR middle-end/31723
17551 * hooks.c (hook_tree_tree_bool_null): New hook.
17552 * hooks.h (hook_tree_tree_bool_null): Add prototype.
17553 * tree-pass.h (pass_convert_to_rsqrt): Declare.
17554 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
17555 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
17556 and convert it to reciprocal a*rfunc(b).
17557 (execute_convert_to_rsqrt): New function.
17558 (gate_convert_to_rsqrt): New function.
17559 (pass_convert_to_rsqrt): New pass definition.
17560 * target.h (struct gcc_target): Add builtin_reciprocal.
17561 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
17562 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
17563 TARGET_BUILTIN_RECIPROCAL.
17564 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
17566 * config/i386/i386.h (TARGET_RECIP): New define.
17567 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
17568 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17569 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17570 and not optimizing for size.
17571 (*rcpsf2_sse): New insn pattern.
17572 (*rsqrtsf2_sse): Ditto.
17573 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
17574 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17575 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17576 and not optimizing for size.
17577 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
17578 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17579 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17580 and not optimizing for size.
17581 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
17582 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17583 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17584 and not optimizing for size.
17585 (*sse_rsqrtv4sf2): Do not export.
17586 (sqrtv4sf2): Ditto.
17587 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
17588 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17589 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17590 and not optimizing for size.
17591 (sqrtv4sf2): Ditto.
17592 * config/i386/i386.opt (mrecip): New option.
17593 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
17594 (ix86_emit_swsqrtsf): Ditto.
17595 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
17596 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
17597 builtin definition.
17598 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
17599 ix86_expand_unop1_builtin.
17600 (ix86_emit_swdivsf): New function.
17601 (ix86_emit_swsqrtsf): Ditto.
17602 (ix86_builtin_reciprocal): New function.
17603 (TARGET_BUILTIN_RECIPROCAL): Use it.
17604 (ix86_vectorize_builtin_conversion): Rename from
17605 ix86_builtin_conversion.
17606 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
17607 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
17608 "i386 and x86_64 Options" section.
17609 (Intel 386 and AMD x86_64 Options): Document -mrecip.
17611 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17612 Zdenek Dvorak <dvorakz@suse.cz>
17613 Richard Guenther <rguenther@suse.de>
17614 Kaz Kojima <kkojima@gcc.gnu.org>
17616 * tree-vrp.c (compare_values_warnv): Convert val2 to
17618 (extract_range_from_assert): Create
17619 POINTER_PLUS_EXPR for pointer types.
17620 (extract_range_from_binary_expr): Handle
17621 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
17623 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
17624 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
17625 POINTER_PLUS_EXPR as PLUS_EXPR.
17626 (number_of_iterations_lt_to_ne):
17627 For pointer types, use sizetype when
17628 creating MINUS_EXPR/PLUS_EXPRs.
17629 (assert_loop_rolls_lt): For pointer types, use sizetype when
17630 creating MINUS_EXPR/PLUS_EXPRs.
17631 (number_of_iterations_le): Likewise.
17632 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
17633 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
17634 like PLUS_EXPR and MINUS_EXPR.
17635 * tree-pretty-print.c (dump_generic_node): Handle
17637 (op_prio): Likewise.
17638 (op_symbol_1): Likewise.
17639 * optabs.c (optab_for_tree_code): Likewise.
17640 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
17642 * tree-tailcall.c (process_assignment): Mention
17643 POINTER_PLUS_EXPR in a TODO comment.
17644 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
17645 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
17646 not used with a pointer and an integer type.
17647 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
17648 increment using chrec_convert_rhs instead of chrec_convert.
17649 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
17650 PLUS_EXPR except for the right hand side's type will be
17652 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
17653 (fold_used_pointer_cast): Kill.
17654 (pointer_offset_p): Kill.
17655 (fold_used_pointer): Kill.
17656 (pointer_used_p): Kill.
17657 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
17658 call fold_used_pointer.
17659 (instantiate_parameters_1): Convert the increment
17660 using chrec_convert_rhs instead of chrec_convert.
17661 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
17662 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
17663 instead of PLUS_EXPR.
17664 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
17665 PLUS_EXPR for pointers.
17666 (std_gimplify_va_arg_expr): Likewise.
17667 (fold_builtin_memory_op): Likewise.
17668 (fold_builtin_strstr): Likewise.
17669 (fold_builtin_strchr): Likewise.
17670 (fold_builtin_strrchr): Likewise.
17671 (fold_builtin_strpbrk): Likewise.
17672 (expand_builtin_memory_chk): Likewise.
17673 (fold_builtin_memory_chk): Likewise.
17674 (std_expand_builtin_va_start): Use
17675 sizetype for the call to make_tree and then convert
17676 to the pointer type.
17677 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
17678 instead of PLUS_EXPR for adding to a pointer.
17679 (std_gimplify_va_arg_expr): Use fold_build2 for
17680 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
17681 the operands to sizetype first and then cast the BIT_AND_EXPR
17682 back to the pointer type.
17683 * fold-const.c (build_range_check): Handle pointer types
17685 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
17686 of PLUS_EXPR's. Make sure the offset is converted to
17688 (try_move_mult_to_index): Strip the NOPs from the offset.
17689 Remove code argument and replace all uses with PLUS_EXPR.
17690 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
17691 specially. Don't use a pointer type for MINUS_EXPR.
17692 (fold_unary): Handle for (T1)(X op Y),
17693 only p+ as that is the only as that can be handled for
17694 binary operators now.
17695 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
17697 <case PLUS_EXPR>: Add folding of PTR+INT into
17699 Don't call try_move_mult_to_index.
17700 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
17701 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
17702 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
17703 Don't call try_move_mult_to_index.
17704 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
17705 (tree_expr_nonzero_p): Likewise.
17706 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
17707 of PLUS_EXPR for the complex expression folding.
17708 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
17709 first chrec is a pointer type, then the second should
17710 be sizetype and not the first's type.
17711 For POINTER_PLUS_EXPR, use a different right hand side type.
17712 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17713 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
17714 different right hand side type.
17715 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17716 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
17717 instead of PLUS_EXPR.
17718 When either operand is zero, convert the other operand.
17719 (chrec_apply): Use chrec_convert_rhs
17720 on the argument x instead of chrec_convert.
17721 (reset_evolution_in_loop): For pointer types, the new_evol
17722 should be sizetype.
17723 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
17724 different right hand side type.
17725 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17726 (chrec_convert_rhs): New function.
17727 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
17728 different right hand side type.
17729 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17730 * tree-chrec.h (chrec_convert_rhs): New prototype.
17731 (build_polynomial_chrec): For pointer types, the right hand
17732 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
17733 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
17734 Remove subtraction case as it is always addition now.
17735 Make sure the offset is converted to sizetype.
17736 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
17737 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
17738 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
17739 PLUS_EXPR in pointer type.
17740 Handle POINTER_PLUS_EXPR.
17741 (tree_to_aff_combination): Likewise.
17742 (force_expr_to_var_cost): Likewise.
17743 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
17744 instead of PLUS_EXPR for pointers.
17745 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
17746 instead of PLUS_EXPR of pointer types.
17747 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
17749 (check_va_list_escapes): Likewise.
17750 (check_all_va_list_escapes): Likewise.
17751 * dwarf2out.c (loc_descriptor_from_tree_1):
17752 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
17753 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
17754 (string_constant): Likewise.
17755 * tree-ssa-address.c (tree_mem_ref_addr): When adding
17756 the offset to the base, use POINTER_PLUS_EXPR.
17757 (add_to_parts): Convert the index to sizetype.
17758 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
17759 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
17760 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
17761 Offset only holds something for PLUS_EXPR.
17762 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
17764 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
17766 (analyze_accesses_for_modify_stmt): Likewise.
17767 Remove comment about the type being integral type as it is
17769 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
17771 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
17773 Correct the type which the artimentic is done in (is now
17776 * tree-data-ref.c (split_constant_offset): Handle
17778 * tree-affine.c (tree_to_aff_combination): Likewise.
17779 * c-typeck.c (build_unary_op): For pointers create the increment
17780 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
17782 * gimplify.c (gimplify_self_mod_expr): Create a
17783 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17784 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
17785 * tree.def (POINTER_PLUS_EXPR): New tree code.
17786 * tree-predcom.c (ref_at_iteration): If we have a pointer
17787 type do the multiplication in sizetype.
17788 * tree-mudflap.c (mf_xform_derefs_1): Create a
17789 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17790 * tree-ssa-forwprop.c
17791 (forward_propagate_addr_into_variable_array_index):
17792 Don't expect there to be a cast for the index as that
17793 does not exist anymore.
17794 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
17795 instead of PLUS_EXPR.
17796 Don't check for the first operand of the POINTER_PLUS_EXPR
17797 was the index as it cannot be.
17798 Call forward_propagate_addr_into_variable_array_index with
17799 the SSA_NAME instead of the statement.
17800 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
17801 (compare_constant): Likewise.
17802 (copy_constant): Likewise.
17803 (compute_reloc_for_constant): Likewise.
17804 (output_addressed_constants): Likewise.
17805 (initializer_constant_valid_p): Likewise.
17806 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
17807 Convert the MIN/MAX of the inner type to the outer
17808 type before comparing them.
17809 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
17810 POINTER_PLUS_EXPR instead of PLUS_EXPR.
17811 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
17812 of PLUS_EXPR for pointers.
17813 * tree-inline.c (estimate_num_insns_1): Handle
17815 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
17816 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17817 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
17818 instead of PLUS_EXPR for the pointer increment statement.
17819 (vect_update_ivs_after_vectorizer): For pointer types, create
17820 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
17821 MULT_EXPR in sizetype.
17822 (vect_gen_niters_for_prolog_loop): Add a cast when creating
17824 * tree-object-size.c (plus_expr_object_size): Handle
17825 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
17826 code which is trying to figure out which side is a pointer and
17828 (check_for_plus_in_loops_1): Likewise.
17829 (check_for_plus_in_loops): Likewise.
17830 * c-common.c (pointer_int_sum): Create a
17831 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17832 * tree-ssa-structalias.c (handle_ptr_arith): Handle
17833 only POINTER_PLUS_EXPR. Removing all the extra
17834 code which is trying to figure out which side is a pointer and
17836 * tree-cfg.c (verify_expr): Add extra checking for pointers and
17837 PLUS_EXPR and MINUS_EXPR.
17838 Also add checking to make sure the operands of POINTER_PLUS_EXPR
17840 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
17841 with make_tree, instead of a pointer type.
17842 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
17843 for pointers instead of PLUS_EXPR.
17844 (s390_gimplify_va_arg): Likewise.
17845 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
17846 instead of PLUS_EXPR when doing addition on pointer
17847 types. Use sizetype for the second operand.
17848 (spu_gimplify_va_arg_expr): Likewise.
17849 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
17850 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
17851 a pointer. Don't create a BIT_AND_EXPR for pointer types.
17852 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
17853 for the pointer addition and also use size_int/sizetype
17855 (ix86_gimplify_va_arg): Likewise.
17856 Perform BIT_AND_EXPR on sizetype arguments.
17857 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
17858 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
17859 for the pointer additions and also use size_int for the offsets.
17860 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
17861 additions and also use size_int for the offsets. Perform
17862 BIT_AND_EXPR on sizetype arguments.
17863 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
17864 POINTER_PLUS_EXPR for pointers and create the
17865 BIT_AND_EXPR in sizetype.
17866 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
17867 instead of PLUS_EXPR for pointer addition.
17868 (rs6000_va_start): Likewise.
17869 Also use sizetype for the offset.
17870 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
17871 as PLUS_EXPR/MINUS_EXPR.
17872 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
17873 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
17874 Don't use BIT_AND_EXPR on a pointer type, convert the
17875 expression to sizetype first.
17876 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
17878 (mips_gimplify_va_arg_expr): Likewise.
17879 Don't create BIT_AND_EXPR in a pointer type.
17881 2007-06-15 Eric Christopher <echristo@apple.com>
17883 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
17884 (x86_64-*-darwin*): Ditto.
17885 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
17888 2007-06-15 Matthew Wilcox <matthew@wil.cx>
17890 * doc/extend.texi: Document behavior of __attribute__((aligned))
17893 2007-06-15 Mark Mitchell <mark@codesourcery.com>
17895 * rtlanal.c (note_stores): Improve documentation.
17897 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
17899 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
17900 LOCAL_LABEL_PREFIX): Delete.
17901 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
17902 (bfin_internal_label): Delete.
17904 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
17906 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
17907 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
17908 otherwise define to LIBGCC2_TF_CEXT.
17909 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
17910 (LIBGCC_TF_CEXT): Ditto.
17913 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
17915 PR rtl-optimization/32339
17916 * df-scan.c (df_uses_record): Don't modify flags but just add to
17917 it for df_ref_record.
17919 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
17921 * tree-mudflap.c: Fix whitespace issues.
17923 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
17925 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
17927 2007-06-14 Eric Christopher <echristo@apple.com>
17929 * config/i386/sse.md (movdi_to_sse): Rewrite body.
17930 (movv4sf): Use gcc_unreachable instead of abort.
17932 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17935 * config/i386/sfp-machine.h (CMPtype): New define.
17936 (mach stubs): Use CMPtype instead of int as a return type.
17938 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17940 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
17941 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
17942 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
17943 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
17944 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
17945 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
17946 config/soft-fp/soft-fp.h: Update from glibc CVS.
17948 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
17950 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
17952 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
17955 * config/v850/v850.c: Include dataflow header file.
17956 (substitute_ep_register): Fix typo.
17958 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17960 * configure.ac: Fix earlier checkin.
17961 * configure: Regenerated.
17963 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17965 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
17966 * aclocal.m4: Regenerate.
17967 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
17968 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
17969 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
17970 * configure: Regenerate.
17971 * Makefile.in (LOOSE_WARN): Subst loose_warn.
17973 * Makefile.in (quickstrap): Build libgcc too.
17975 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17977 * configure.ac: Add --enable-checking=df. Explicitly mention that
17978 the variables are initialized as for "release".
17979 * df-core.c: Use it.
17980 * configure: Regenerate.
17981 * config.in: Regenerate.
17983 2007-06-14 Bob Wilson <bob.wilson@acm.org>
17985 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
17986 validate_replace_rtx instead of replace_rtx.
17987 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
17989 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
17991 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
17992 (DWARF2_UNWIND_INFO): Override default if configured with
17994 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
17995 (ENDFILE_SPEC): Add crtend.o.
17996 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
17997 (ENDFILE_SPEC): Add crtend.o.
17998 (TARGET_USE_JCR_SECTION): Define.
17999 (MD_UNWIND_SUPPORT): Define for 32-bit target.
18001 * config/i386/cygming-crtbegin.c: New file.
18002 * config/i386/cygming-crtend.c: New file.
18004 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
18006 * config/i386/w32-unwind.h: New file.
18008 2007-06-13 Eric Christopher <echristo@apple.com>
18010 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
18011 the user set a value below STACK_BOUNDARY.
18013 2007-06-13 Thiemo Seufer <ths@networkno.de>
18015 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
18016 imply -lpthread for -pthread.
18018 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
18020 * basic-block.h: Remove the prototype for
18021 free_basic_block_vars.
18022 * cfglayout.h: Remove the prototype for
18023 insn_locators_initialize.
18024 * tree.h: Remove the prototype for emit_line_note.
18026 * tree-ssa-pre.c (mergephitemp): Remove.
18027 (init_pre): Don't use mergephitemp.
18029 2007-06-13 Eric Christopher <echristo@apple.com>
18031 * config/i386/i386.c (override_options): If we've specified
18032 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
18034 2007-06-13 Bob Wilson <bob.wilson@acm.org>
18036 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
18039 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
18041 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
18042 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
18043 (eh_store_handler): New pattern.
18044 (eh_return): Emit it instead of a plain move.
18046 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
18048 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
18049 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
18050 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
18053 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
18055 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
18056 (find_next_insn_start, find_load): New functions.
18057 (bfin_reorg): Use them to deal with the fact that parallel insns are
18058 no longer represented as a SEQUENCE.
18060 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
18062 * config/sparc/sparc.c (sparc_override_options): Initialize
18063 fpu mask correctly.
18065 2007-06-13 Dave Korn <dave.korn@artimi.com>
18067 * config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
18069 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
18071 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
18072 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
18073 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
18074 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
18075 tree-vect-transform.c: Fix comment typos. Follow spelling
18078 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
18080 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
18081 to the exit block use set.
18082 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
18083 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
18084 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
18086 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
18088 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
18089 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
18090 to indicate an error.
18091 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
18093 (dbg_cnt_process_opt): Print an error on a bad argument.
18094 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
18095 * common.opt (-fdbg-cnt-list): New.
18096 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
18098 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
18100 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
18101 flag on ref-all pointers.
18103 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
18105 PR middle-end/31579
18106 * expr.c (expand_expr_addr_expr_1): Call expand_expr
18107 for the offset with the modifier as EXPAND_INITIALIZER
18108 if the modifier is EXPAND_INITIALIZER.
18109 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
18110 a register if we had an overflow.
18112 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18114 * real.c (real_isfinite): New.
18115 (real_sqrt): Use it.
18116 * real.h (real_isfinite): New.
18117 * builtins.c: Use it.
18119 2007-06-12 Ian Lance Taylor <iant@google.com>
18120 Daniel Berlin <dberlin@dberlin.org>
18123 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
18124 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
18125 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
18126 (DECL_NO_TBAA_P): Define.
18127 (struct tree_decl_common): Add no_tbaa_flag field.
18128 * tree-ssa-structalias.c (struct variable_info): Add
18129 no_tbaa_pruning field.
18130 (new_var_info): Initialize no_tbaa_pruning field.
18131 (unify_nodes): Copy no_tbaa_pruning field.
18132 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
18133 (dump_solution_for_var): Print no_tbaa_pruning flag.
18134 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
18136 (compute_tbaa_pruning): New static function.
18137 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
18138 Call compute_tbaa_pruning.
18139 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
18140 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
18141 * gimple-low.c (lower_stmt): Likewise.
18142 * tree-gimple.c (is_gimple_stmt): Likewise.
18143 * tree-ssa-operands.c (get_expr_operands): Likewise.
18144 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
18145 * tree-inline.c (estimate_num_insns_1): Likewise.
18146 (copy_result_decl_to_var): Likewise.
18147 * expr.c (expand_expr_real_1): Likewise.
18148 * tree-pretty-print.c (dump_generic_node): Likewise.
18149 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
18150 * omp-low.c (omp_copy_decl_2): Likewise.
18151 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
18152 * doc/c-tree.texi (Expression trees): Document
18153 CHANGE_DYNAMIC_TYPE_EXPR.
18155 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18157 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
18158 with !HONOR_NANS and !HONOR_INFINITIES.
18159 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
18161 2007-06-12 Tristan Gingold <gingold@adacore.com>
18163 * gcov.c: Comments updated.
18164 (source_info): Add file_time field.
18165 (source_index): New variable.
18166 (mutiple_files): New variable.
18167 (generate_results): New function extracted from process_file.
18168 (process_file): Save and restore chain of functions, generate
18169 results and free structures only if not merging results.
18170 (release_structures): File names are now freed in create_file_names
18171 (create_file_names): Free previous file names.
18172 (find_source): File date is now read here and modifications in
18173 source files is checked here.
18174 (read_graph_file): Only reverse order of functions for the current
18176 (make_gcov_file_name): Do not generate long names if input_name is
18178 (output_lines): If merging results do not display graph, data and
18180 Checking source file modification is done in find_source.
18182 * doc/gcov.texi: Append an s to sourcefile.
18184 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
18186 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
18187 (forced_nop): New pattern.
18188 * config/bfin/bfin.c: Include "df.h".
18189 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
18190 (bfin_discover_loop): Use df_get_live_in instead of
18191 global_live_at_start.
18192 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
18193 df_analyze when done.
18194 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
18195 the insns. Use QImode for the final insn in a bundle. Call
18196 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
18198 (reorder_var_tracking_notes): New function.
18199 (bfin_reorg): Pass no argument to split_all_insns. Don't call
18200 update_life_info. Call df_analyze after scheduling and bundle
18201 generation. Call reorder_var_tracking_notes if generating these
18202 notes. Call df_finish_pass at the end.
18204 2007-06-12 Dirk Mueller <dmueller@suse.de>
18206 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
18207 a comparison, not an assignment.
18209 2007-06-12 Olivier Hainque <hainque@adacore.com>
18211 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
18212 Request walking the subtrees only, leaving the current is_lhs/val_only
18214 (convert_non_local_reference): Likewise.
18216 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
18218 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
18220 2007-06-12 Richard Guenther <rguenther@suse.de>
18222 PR tree-optimization/15353
18223 PR tree-optimization/31657
18224 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
18225 * timevar.def: Add TV_TREE_IFCOMBINE.
18226 * tree-pass.h (pass_tree_ifcombine): Declare.
18227 * tree-ssa-ifcombine.c: New file.
18228 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
18229 * tree-flow.h (blocks_in_phiopt_order): Declare.
18230 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
18231 (tree-ssa-ifcombine.o): New dependencies.
18233 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
18235 PR rtl-optimization/32293
18236 * combine.c (simplify_if_then_else): Truncate return from
18237 nonzero_bits() to correct mode.
18239 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
18241 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
18242 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
18244 2007-06-11 Diego Novillo <dnovillo@google.com>
18246 * Makefile.in (reload1.o-warn): Remove.
18248 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
18250 * combine.c (subst): Use reg_overlap_mentioned_p
18251 instead of comparing register numbers directly.
18253 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
18255 * reload1.c (mark_home_live_1): Use the mode parameter.
18257 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
18259 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
18260 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
18262 * df-core.c: Ditto.
18264 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
18266 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
18268 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
18270 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
18271 from integer registers.
18272 (FP mode splitters): Handle TFmode.
18274 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
18276 * tree-ssa-structalias.c (find_what_p_points_to): Return false
18277 for ref-all pointers that point-to anything.
18279 2007-06-11 Joseph Myers <joseph@codesourcery.com>
18281 * config/arm/arm.c (arm_output_dwarf_dtprel,
18282 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
18284 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
18286 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
18287 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
18290 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
18292 * tree.c (signed_or_unsigned_type_for): New.
18293 (unsigned_type_for): Use signed_or_unsigned_type_for.
18294 (signed_type_for): Use signed_or_unsigned_type_for.
18295 * tree.h (signed_or_unsigned_type_for): New.
18296 (get_signed_or_unsigned_type): Remove.
18297 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
18298 lang_hooks.types.signed_type
18299 (size_diffop): Likewise.
18300 (all_ones_mask_p): Likewise.
18301 (build_range_check): Likewise.
18302 (fold_cond_expr_with_comparison): Likewise.
18303 (fold_cond_expr_with_comparison): Likewise.
18304 (unextend): Likewise.
18305 (extract_muldiv_1): Likewise.
18306 (fold_single_bit_test_into_sign_test): Likewise.
18307 (fold_binary): Likewise.
18308 (fold_ternary): Likewise.
18309 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
18310 instead of get_signed_or_unsigned_type.
18311 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
18312 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
18313 * expr.c (signed_or_unsigned_type_for): Use
18314 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
18315 * langhooks.c (get_signed_or_unsigned_type): Remove.
18316 (lhd_signed_or_unsigned_type): Remove.
18317 * langhooks.h (lang_hooks_for_types): Remove signed_type and
18318 signed_or_unsigned_type.
18319 (lhd_signed_or_unsigned_type): Remove.
18320 * expmed.c (make_tree): Use signed_type_for instead of
18321 lang_hooks.types.signed_type.
18322 * c-common.c (same_scalar_type_ignoring_signedness): Use
18323 c_common_signed_type instead of lang_hooks.types.signed_type.
18324 (c_common_unsigned_type): New.
18325 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
18326 (shorten_compare): Use c_common_unsigned_type instead of
18327 c_common_signed_or_unsigned_type.
18328 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
18330 * convert.c (convert_to_integer): Use signed_type_for instead of
18331 lang_hooks.types.signed_type.
18332 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
18333 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
18334 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
18335 * c-format.c (check_format_types): Use c_common_unsigned_type
18336 instead of unsigned_type_for.
18337 * c-decl.c (groakdeclarator): Likewise.
18338 * c-typeck.c (convert_for_assignment): Likewise.
18339 * c-common.h (c_common_unsigned_type): New.
18341 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
18344 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
18345 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
18347 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
18349 PR middle-end/32279
18350 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
18351 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
18353 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
18354 Sebastian Pop <sebpop@gmail.com>
18356 * lambda-code.c (remove_iv): New.
18357 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
18359 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
18361 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
18362 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
18363 * tree-ssa-loop-prefetch.c: Include optabs.h.
18364 (FENCE_FOLLOWING_MOVNT): New macro.
18365 (struct mem_ref): Add independent_p and storent_p fields.
18366 (record_ref): Initalize the new fields.
18367 (gather_memory_references_ref): Return true if the reference
18369 (gather_memory_references): Check whether all memory accesses
18370 in loop were recorded.
18371 (should_issue_prefetch_p): Return false for nontemporal stores.
18372 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
18373 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
18374 (determine_loop_nest_reuse): Detect independent memory references.
18375 (loop_prefetch_arrays): Call mark_nontemporal_stores.
18376 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
18377 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
18378 * config/i386/i386.h (x86_mfence): Declare.
18379 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
18380 * config/i386/i386.c (x86_mfence): New variable.
18381 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
18383 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
18384 * optabs.c (init_optabs): Initialize storent_optab.
18385 * optabs.h (enum optab_index): Add OTI_storent.
18386 (storent_optab): Declare.
18387 * genopinit.c (optabs): Add initialization for storent_optab.
18388 * tree.h (MOVE_NONTEMPORAL): New macro.
18389 * expr.c (expand_assignment, store_expr, store_constructor_field,
18390 store_constructor, store_field, expand_expr_real_1): Propagate
18391 nontemporality of the expanded store.
18392 (emit_storent_insn): New function.
18393 * expr.h (expand_assignment, store_expr): Declaration changed.
18394 * function.c (assign_parm_setup_reg): Pass false as nontemporality
18395 to expand_assignment.
18396 * stmt.c (expand_asm_expr): Ditto.
18397 * calls.c (initialize_argument_information): Pass false as
18398 nontemporality to store_expr.
18399 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
18402 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
18404 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
18406 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
18408 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
18410 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
18411 and allow DECL_P here.
18413 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
18415 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
18416 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
18417 track of the size of the expression.
18418 * cfghooks.c (merge_blocks): Remove block from loops structure only
18419 after call of the merge_blocks hook.
18421 2007-06-09 Tom Tromey <tromey@redhat.com>
18423 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
18424 (deprecated_state): Removed.
18425 (start_decl): Update.
18426 (enum deprecated_states): Moved earlier.
18427 (groktypename): Update.
18428 (push_parm_decl): Likewise.
18429 (grokfield): Likewise.
18430 (start_function): Likewise.
18432 2007-06-09 Ian Lance Taylor <iant@google.com>
18434 PR tree-optimization/32169
18435 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
18436 CONVERT_EXPR, check whether min and max both converted to an
18437 overflow infinity representation.
18439 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
18441 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
18442 not inserted on the edge.
18444 2007-06-08 Bob Wilson <bob.wilson@acm.org>
18446 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
18447 instructions if they are supported.
18448 (__divsi3, __umodsi3, __modsi3): Likewise.
18449 (__ashldi3, __ashrdi3, __lshrdi3): New.
18450 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
18452 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
18453 Tony Linthicum <tony.linthicum@amd.com>
18455 * doc/invoke.texi: Add fvect-cost-model flag.
18456 * common.opt (fvect-cost-model): New flag.
18457 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
18458 cost fields in stmt_vec_info struct for STMT.
18459 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
18460 fields in stmt_vec_info struct and access functions for the same.
18461 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
18462 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
18463 load, store and vector to scalar operation.
18464 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
18465 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
18466 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
18467 (TARG_VEC_STORE_COST): Define cost of vector store.
18468 (vect_estimate_min_profitable_iters): Define new function.
18469 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
18470 check to evaluate if loop iterations are less than minimum profitable
18471 iterations determined by cost model or minimum vect loop bound defined
18472 by user, whichever is more conservative.
18473 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
18474 run-time check to evaluate if loop iterations are less than minimum
18475 profitable iterations determined by cost model or minimum vect loop
18476 bound defined by user, whichever is more conservative.
18477 (vect_estimate_min_profitable_iterations): New function to estimate
18478 mimimimum iterartions required for vector version of loop to be
18479 profitable over scalar version.
18480 (vect_model_reduction_cost): New function.
18481 (vect_model_induction_cost): New function.
18482 (vect_model_simple_cost): New function.
18483 (vect_cost_strided_group_size): New function.
18484 (vect_model_store_cost): New function.
18485 (vect_model_load_cost): New function.
18486 (vectorizable_reduction): Call vect_model_reduction_cost during
18488 (vectorizable_induction): Call vect_model_induction_cost during
18490 (vectorizable_load): Call vect_model_load_cost during analysis phase.
18491 (vectorizable_store): Call vect_model_store_cost during analysis phase.
18492 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
18493 vectorizable_promotion, vectorizable_demotion): Call
18494 vect_model_simple_cost during analysis phase.
18496 2007-06-08 Simon Baldwin <simonb@google.com>
18498 * reg-stack.c (get_true_reg): Readability change. Moved default case
18499 label into direct switch statement scope.
18501 2007-06-08 Simon Baldwin <simonb@google.com>
18503 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
18504 in gcc_assert() with '==' comparison.
18506 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18508 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
18509 TARGET_ABM handling of x86_popcnt variable.
18511 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18513 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
18514 __builtin_copysignq and __builtin_infq built-in functions.
18516 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18518 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
18519 SSE4.2 section. Correct built-in function names in SSE4A section.
18521 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18523 PR tree-optimization/32243
18524 * tree-vect-transform.c (vectorizable_type_promotion): Move check
18525 for ncopies after ratio check between nunits_out and nunits_in.
18526 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
18528 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
18530 PR tree-optimization/32224
18531 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
18532 vectorization upon a non GIMPLE_MODIFY_STMT.
18534 2007-06-08 Christian Bruel <christian.bruel@st.com>
18537 * config/sh/sh.md (doloop_end): New pattern and splitter.
18538 * loop-iv.c (simple_rhs_p): Check for hardware registers.
18540 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
18542 PR middle-end/32209
18543 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
18545 (verify_dominators): Do not change dominance tree.
18547 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
18549 * config/sh/constraints.md: New file.
18550 * config/sh/sh.c: Include tm-constrs.h.
18551 (reg_class_from_letter): Remove.
18552 (prepare_cbranch_operands): Use satisfies_constraint_*
18553 function instead of macro.
18554 (andcosts, broken_move, sh_secondary_reload): Likewise.
18555 * config/sh/predicates.md (trapping_target_operand): Likewise.
18556 (and_operand, arith_operand, arith_reg_or_0_operand,
18557 cmp_operand, logical_operand, target_operand,
18558 ua_address_operand, ua_offset, xor_operand): Likewise.
18559 * config/sh/sh.md: Include constraints.md.
18560 (*movsicc_t_false): Use satisfies_constraint_* function
18562 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
18563 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
18564 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
18565 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
18566 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
18567 (REG_CLASS_FROM_CONSTRAINT): Remove.
18568 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
18569 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
18570 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
18571 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
18572 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
18573 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
18574 function instead of macro.
18575 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
18576 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
18577 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
18578 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
18579 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
18580 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
18581 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
18582 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
18583 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
18584 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
18585 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
18586 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
18587 EXTRA_CONSTRAINT_STR): Likewise.
18588 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
18590 2007-06-07 Geoffrey Keating <geoffk@apple.com>
18592 * config/i386/darwin.h (STACK_BOUNDARY): Define.
18594 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
18597 * c-common.h (flag_cpp0x): Replaced by...
18598 (cxx_dialect): ... this new variable specifying the C++ dialect that
18600 * c-common.c (flag_cpp0x): Removed.
18601 (cxx_dialect): Defined.
18602 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
18604 * c-opts.c (c_common_post_options): Likewise.
18605 (set_std_cxx98): Set cxx_dialect to cxx98.
18606 (set_std_cxx0x): Set cxx_dialect to cxx0x.
18608 2007-06-07 Geoffrey Keating <geoffk@apple.com>
18609 Hui-May Chang <hm.chang@apple.com>
18611 * doc/invoke.texi (Darwin Options): Update documentation for
18612 -mmacosx-version-min.
18613 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
18614 * config/darwin-driver.c: New file.
18615 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
18616 * config/t-darwin (darwin-driver.o): New rule.
18618 * config/darwin-c.c (version_as_macro): Ignore low digit.
18620 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
18622 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
18623 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
18624 (CSGNMODE): New mode macro.
18625 (CSGNVMODE): New mode attribute.
18626 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
18627 expander using CSGNMODE mode macro. Handle TFmode.
18628 (copysign<mode>3_const): Rename from copysignsf3_const and
18629 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
18631 (copysign<mode>3_var): Rename from copysignsf3_var and
18632 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
18634 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
18635 mode macro. Handle TFmode.
18636 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
18637 (iortf3, *iortf3): Ditto.
18638 (xortf3, *xortf3): Ditto.
18639 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
18640 TFmode and TImode masks.
18641 (ix86_expand_copysign): Expand TFmode copysign insn.
18642 (IX86_BUILTIN_INFQ): New.
18643 (IX86_BUILTIN_FABSQ): Ditto.
18644 (IX86_BUILTIN_COPYSIGNQ): Ditto.
18645 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
18646 [__builtin_fabsq]: Ditto.
18647 [__builtin_copysignq]: Ditto.
18648 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
18649 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
18650 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
18651 ix86_expand_binop_builtin().
18653 2007-06-07 Bob Wilson <bob.wilson@acm.org>
18655 * config/xtensa/lib1funcs.asm: Clean up whitespace.
18657 2007-06-07 Steve Ellcey <sje@cup.hp.com>
18660 * rtl.h (push_to_sequence2): New.
18661 * emit-rtl.c (push_to_sequence2): New.
18662 * function.c (assign_parm_data_all): Add new fields.
18663 (assign_parm_setup_block): Call push_to_sequence2 instead of
18665 (assign_parm_setup_reg): Ditto.
18666 (assign_parm_setup_stack): Ditto.
18667 (assign_parms_unsplit_complex): Ditto.
18668 (assign_parms): Change field name.
18670 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
18672 PR tree-optimization/32220
18673 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
18674 phi node is reached before defining statement.
18676 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18679 * tree-vect-transform.c (vectorizable_call): Call update_stmt
18680 after changing the right hand side of the assignment.
18682 2007-06-06 Eric Christopher <echristo@apple.com>
18684 * config.gcc (i?86-*-darwin*): Remove arch parameter.
18685 (x86_64-*-darwin*): Ditto.
18686 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
18687 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
18689 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18691 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
18692 coding conventions.
18693 (add_key): Likewise.
18694 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
18695 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
18697 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
18699 (add_cost_one_coalesce): Likewise.
18700 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
18701 variable names. Rename orig to orig_name for consistency.
18702 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
18703 coding conventions.
18704 (cprop_into_successor_phis): Avoid using C++ keywords as variable
18706 (record_equivalences_from_stmt): Likewise.
18707 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
18708 the coding conventions.
18709 (memory_ssa_name_same): Likewise.
18710 (dse_optimize_stmt): Likewise.
18711 (dse_record_phis): Likewise.
18712 (dse_finalize_block): Likewise.
18713 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
18714 keywords as variable names.
18715 (may_move_till): Cast according to the coding conventions.
18716 (force_move_till_expr): Avoid using C++ keywords as variable names.
18717 (force_move_till): Cast according to the coding conventions.
18718 (memref_hash): Likewise.
18719 (memref_eq): Likewise.
18720 (gather_mem_refs_stmt): Likewise.
18721 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
18722 using C++ keywords as variable names.
18723 (idx_find_step): Cast according to the coding conventions.
18724 (idx_record_use): Likewise.
18725 (find_depends): Likewise.
18726 (prepare_decl_rtl): Likewise.
18727 (mbc_entry_hash): Likewise.
18728 (mbc_entry_eq): Likewise.
18729 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
18730 (simplify_replace_tree): Avoid using C++ keywords as variable names.
18731 (idx_infer_loop_bounds): Cast according to the coding conventions.
18732 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
18733 * tree-ssa-math-opts.c (occ_new ): Likwise.
18734 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
18736 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
18738 (add_use_op): Likewise.
18739 (add_vop): Likewise.
18740 (add_vuse_op): Likewise.
18741 (add_vdef_op): Likewise.
18742 (get_expr_operands): Likewise.
18743 (push_stmt_changes): Use type safe memory macros.
18744 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
18745 keywords as variable names.
18746 (conditional_replacement): Likewise.
18747 (minmax_replacement): Likewise.
18748 (abs_replacement): Likewise.
18749 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
18750 coding conventions.
18751 (insert_fake_stores): Avoid using C++ keywords as variable names.
18752 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
18754 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
18755 (heapvar_insert): Use type safe memory macros.
18756 (new_var_info): Cast according to the coding conventions.
18757 (new_constraint): Likewise.
18758 (remove_preds_and_fake_succs): Use type safe memory macros.
18759 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
18761 (thread_single_edge): Likewise.
18762 (thread_through_loop_header): Likewise.
18764 2007-06-06 Eric Christopher <echristo@apple.com>
18766 * config/i386/i386.c (override_options): Move handling
18767 of TARGET_SUBTARGET* earlier.
18769 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
18771 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
18774 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
18776 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
18777 emited outside of basic block.
18778 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
18779 the created blocks.
18780 * rtl.h (delete_insn_chain): Declaration changed.
18781 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
18783 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
18784 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
18785 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
18786 to delete_insn_chain.
18787 (rtl_verify_flow_info_1): Verify that the insns in header and footer
18788 do not have bb field set.
18789 (rtl_verify_flow_info): Verify that insns between basic blocks do not
18791 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
18792 * cfgcleanup.c (try_optimize_cfg): Ditto.
18794 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18796 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
18797 (lambda_body_vector_new): Use type safe memory macros.
18798 (lambda_linear_expression_new): Likewise.
18799 (lambda_loopnest_new): Likewise.
18800 (lambda_lattice_new): Likewise.
18801 (replace_uses_equiv_to_x_with_y): Cast according to the coding
18802 conventions. Use type safe memory macros.
18803 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
18804 (lambda_body_vector_s): Likewise.
18805 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
18806 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
18808 2007-06-06 Richard Guenther <rguenther@suse.de>
18810 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
18811 if we need to schedule cfg_cleanup.
18812 (tree_ssa_forward_propagate_single_use_vars): Do so.
18814 2007-06-06 Ian Lance Taylor <iant@google.com>
18816 * fold-const.c (merge_ranges): If range_successor or
18817 range_predecessor fail, just return 0.
18819 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18821 PR tree-optimization/32216
18822 * tree-vectorizer.c (supportable_widening_operation): Determine
18823 signedness of FIX_TRUNC_EXPR from output operand.
18824 (supportable_narrowing_operation): Ditto.
18825 * tree-vect-generic.c (expand_vector_operations_1): Determine
18826 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
18827 from input operand.
18829 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18831 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
18832 (struct pta): ...from here. Change flags to unsigned to avoid
18833 excessive casting (as it is used as a bit mask).
18834 (override_options): Add casts according to the coding convenventions.
18835 (x86_64_elf_unique_section): Likewise.
18836 (examine_argument): Avoid using C++ keywords as variable names.
18837 (construct_container): Likewise.
18838 (legitimize_pic_address): Likewise.
18839 (get_dllimport_decl): Cast according to the coding conventions. Use
18840 type safe memory macros.
18841 (legitimize_address): Cast according to the coding conventions.
18842 (emit_i387_cw_initialization): Corrected the type of slot to enum
18844 (ix86_init_machine_status): Use type safe memory macros.
18845 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
18846 (bdesc_pcmpistr): Likewise.
18847 (bdesc_crc32): Likewise.
18848 (bdesc_sse_3arg): Likewise.
18849 (bdesc_2arg): Likewise.
18850 (bdesc_1arg): Likewise.
18851 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
18852 (ix86_expand_sse_pcmpistr): Likewise.
18853 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
18854 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
18855 int to match the langhook definition.
18856 (ix86_builtin_conversion): Change the type of code to unsigned init to
18857 match the langhook definition.
18858 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
18860 (ix86_preferred_output_reload_class): Likewise.
18861 (ix86_cannot_change_mode_class): Likewise.
18862 (ix86_memory_move_cost): Likewise.
18863 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
18864 avoid excessive casting later on.
18865 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
18867 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18869 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
18870 as flags setting insn.
18871 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
18873 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18875 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
18876 (UNSPEC_ROUND): New.
18877 ("sse4_1_round<mode>2"): New insn pattern.
18878 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
18880 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
18881 expander using SSEMODEF mode macro. Expand using
18882 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18883 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
18884 expander using SSEMODEF mode macro. Expand using
18885 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18886 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
18887 expander using SSEMODEF mode macro. Expand using
18888 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18889 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
18890 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
18891 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
18894 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
18895 Sebastian Pop <sebpop@gmail.com>
18897 * lambda.h (build_linear_expr): New.
18898 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
18899 Use build_linear_expr, call fold and force_gimple_operand.
18900 (lambda_loopnest_to_gcc_loopnest): Check that there is
18901 something to insert.
18902 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
18904 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
18906 PR preprocessor/23479
18907 * doc/extend.texi: Document the 0b-prefixed binary integer
18908 constant extension.
18910 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18912 PR tree-optimization/32215
18913 * tree-vectorizer.c (supportable_widening_operation): Return false
18914 for unsupported FIX_TRUNC_EXPR tree code.
18915 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
18917 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
18919 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
18920 register on SPE targets. Change documentation to reflect
18922 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
18923 Change FIXED_SCRATCH to 14 and document why we're keeping r14
18924 out of the register allocation pool.
18925 (rs6000_reg_live_or_pic_offset_p): New function.
18926 (rs6000_emit_prologue): Move the actual saving of LR up to free
18927 r0 for holding r11. Split saving of SPE 64-bit registers into
18928 its own case. Ensure that offsets will always be in-range for
18929 'evstdd' by using r11 as a scratch register to point at the start
18930 of the SPE save area. Save r11 if necessary, as it is the static
18932 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
18933 into its own case. Ensure that offsets will always be in-range
18934 for 'evldd' by using r11 as a scratch register to point at the
18935 start of the SPE save area. Also adjust r11 when restoring
18936 the stack pointer to compensate for pre-loading r11.
18938 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
18940 * cfg.c (init_flow): Use type safe memory macros.
18941 (alloc_block): Likewise.
18942 (unchecked_make_edge): Likewise.
18943 (dump_flow_info): Avoid using C++ keywords as variable names.
18944 (copy_original_table_clear): Cast according to the coding conventions.
18945 (copy_original_table_set): Likewise.
18946 * cfgexpand (label_rtx_for_bb): Likewise.
18947 (expand_gimple_basic_block): Likewise.
18948 * cfghooks.c (dump_bb): Likewise.
18949 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
18951 (lv_add_condition_to_bb): Likewise.
18952 * cfglayout (relink_block_chain): Cast according to the coding
18954 (fixup_reorder_chain): Likewise.
18955 (fixup_fallthru_exit_predecessor): Likewise.
18956 * cfgloop.c (glb_enum_p): Likewise.
18957 (get_exit_description): Likewise.
18958 (dump_recorded_exit): Likewise.
18959 * cfgloop.h (enum loop_estimation): Move out of struct scope...
18960 (struct loop): ... from here.
18961 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
18963 * cfgrtl.c (rtl_create_basic_block): Likewise.
18964 (rtl_split_block): Likewise.
18965 (rtl_dump_bb): Likewise.
18966 (cfg_layout_split_block): Likewise.
18967 (init_rtl_bb_info): Use typesafe memory macros.
18969 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
18970 * graphds.h: Updated all usages of edge to graph_edge.
18971 * graphds.c: Likewise.
18972 * cfgloopanal.c: Likewise.
18974 2007-06-05 Ian Lance Taylor <iant@google.com>
18976 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
18977 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
18978 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
18980 (test_for_singularity): Likewise.
18982 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18984 * config/i386/constraints.md ("Y2"): Replaced by ...
18986 * config/i386/i386.md: Likewise.
18987 * config/i386/mmx.md: Likewise.
18988 * config/i386/sse.md: Likewise.
18990 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18992 * config/i386/constraints.md ("z"): Replaced by ...
18994 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
18995 (sse4_1_blendvps): Likewise.
18996 (sse4_1_pblendvb): Likewise.
18997 (sse4_2_pcmpestr): Likewise.
18998 (sse4_2_pcmpestrm): Likewise.
18999 (sse4_2_pcmpestr_cconly): Likewise.
19000 (sse4_2_pcmpistr): Likewise.
19001 (sse4_2_pcmpistrm): Likewise.
19002 (sse4_2_pcmpistr_cconly): Likewise.
19004 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
19006 * matrix-reorg.c (transform_access_sites): Fix computation.
19007 (transform_allocation_sites): Same.
19009 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
19011 * config/i386/i386.c (override_options): Use
19012 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
19014 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
19016 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
19017 (nonimm_not_xmm0_operand): Ditto.
19018 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
19019 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
19020 as operand[2] predicate. Require "z" class XMM register for
19021 operand[3]. Adjust asm template.
19022 ("sse4_1_blendvpd"): Ditto.
19023 ("sse4_1_pblendvb"): Ditto.
19024 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
19025 force op2 into xmm0 register for variable blend instructions.
19027 2007-06-04 Tom Tromey <tromey@redhat.com>
19029 * c-tree.h (start_enum): Update.
19030 (build_enumerator): Likewise.
19031 * c-decl.c (enum_next_value): Removed.
19032 (enum_overflow): Likewise.
19033 (start_enum): Add c_enum_contents argument. Don't use globals.
19034 (build_enumerator): Likewise.
19035 * c-tree.h (struct c_enum_contents): New struct.
19037 2007-06-04 Tom Tromey <tromey@redhat.com>
19039 * c-common.c (c_common_get_alias_set): Fix indentation.
19041 2007-06-04 Ian Lance Taylor <iant@google.com>
19043 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
19044 to overflow, reduce overflow infinity to regular infinity.
19045 (vrp_var_may_overflow): New static function.
19046 (vrp_visit_phi_node): Check vrp_var_may_overflow.
19048 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
19050 * stor-layout.c (layout_type): Remove duplicate code.
19052 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
19055 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
19056 before build_common_builtin_nodes ().
19058 2007-06-04 Steve Ellcey <sje@cup.hp.com>
19061 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
19063 2007-06-04 Jan Hubicka <jh@suse.cz>
19065 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
19066 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
19067 instead of _stat version.
19069 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
19071 PR tree-optimization/32194
19072 * tree-predcom.c (determine_offset): Check that both references have
19075 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
19077 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
19078 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
19079 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
19080 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
19081 Add argument to iterate_fix_dominators call.
19082 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
19083 * gcse.c (hoist_code): Change domby to vector.
19084 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
19085 Add argument to iterate_fix_dominators call.
19086 * loop-doloop.c (doloop_modify): Changed recount_dominator to
19087 recompute_dominator.
19088 * lambda-code.c (perfect_nestify): Ditto.
19089 * cfgloopanal.c: Include graphds.h.
19090 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
19091 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
19092 (mark_irreducible_loops): Use graphds_scc. Remove argument from
19094 * graphds.c: New file.
19095 * graphds.h: New file.
19096 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
19097 (get_dominated_by, get_dominated_by_region): Change return type to
19099 (verify_dominators): Recompute all dominators and compare the results.
19100 (recount_dominator): Renamed to ...
19101 (recompute_dominator): ... this. Do not check that the block is
19102 dominated by entry.
19103 (iterate_fix_dominators): Reimplemented.
19104 (prune_bbs_to_update_dominators, root_of_dom_tree,
19105 determine_dominators_for_sons): New functions.
19106 * et-forest.c (et_root): New function.
19107 * et-forest.h (et_root): Declare.
19108 * Makefile.in (graphds.o): Add.
19109 (cfgloopanal.o): Add graphds.h dependency.
19110 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
19111 * basic-block.h (get_dominated_by, get_dominated_by_region,
19112 iterate_fix_dominators): Declaration changed.
19113 (recount_dominator): Renamed to ...
19114 (recompute_dominator): ... this.
19115 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
19116 (thread_through_all_blocks): Do not free dominance info.
19118 2007-06-03 Andreas Schwab <schwab@suse.de>
19120 * config/m68k/m68k.c (override_options): Don't override
19122 * config/m68k/m68k-modes.def (SF, DF): Define to use
19123 motorola_single_format and motorola_double_format, resp.
19124 * real.c (motorola_single_format): Renamed from
19125 coldfire_single_format.
19126 (motorola_double_format): Renamed from coldfire_double_format.
19127 (encode_ieee_extended): Generate a proper canonical NaN image
19128 respecting canonical_nan_lsbs_set.
19129 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
19131 * real.h: Adjust declarations.
19133 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
19136 * config/sh/sh.md (symGOT_load): Don't schedule insns when
19137 the symbol is generated with the stack protector.
19139 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
19141 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
19142 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
19144 * doc/extend.texi (interrupt): Mention m68k.
19146 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
19148 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
19149 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
19150 (ix86_expand_sse_pcmpestr): Do not check operands for
19151 "register_operand", when insn operand predicate is "register_operand".
19152 (ix86_expand_sse_pcmpistr): Ditto.
19154 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
19155 Uros Bizjak <ubizjak@gmail.com>
19157 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
19158 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
19159 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
19160 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
19161 * config/i386/constraints.md ("z"): New register constraint
19162 for members of SSE_FIRST_REG class.
19163 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
19164 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
19165 SSE_FIRST_REG class.
19166 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
19167 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
19168 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
19169 (IX86_BUILTIN_PCMPESTRM128): Likewise.
19170 (IX86_BUILTIN_PCMPESTRA128): Likewise.
19171 (IX86_BUILTIN_PCMPESTRC128): Likewise.
19172 (IX86_BUILTIN_PCMPESTRO128): Likewise.
19173 (IX86_BUILTIN_PCMPESTRS128): Likewise.
19174 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
19175 (IX86_BUILTIN_PCMPISTRI128): Likewise.
19176 (IX86_BUILTIN_PCMPISTRM128): Likewise.
19177 (IX86_BUILTIN_PCMPISTRA128): Likewise.
19178 (IX86_BUILTIN_PCMPISTRC128): Likewise.
19179 (IX86_BUILTIN_PCMPISTRO128): Likewise.
19180 (IX86_BUILTIN_PCMPISTRS128): Likewise.
19181 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
19182 (struct builtin_description): Change "flag" field to unsigned.
19183 (bdesc_pcmpestr): New builtin description table.
19184 (bdesc_pcmpistr): Likewise.
19185 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
19186 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
19187 Initialize pcmp[ei]str[im] insns for SSE4.2.
19188 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
19189 (ix86_expand_sse_pcmpistr): Likewise.
19190 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
19191 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
19192 (UNSPEC_PCMPISTR): Likewise.
19193 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
19194 (sse4_2_pcmpestri):New isns pattern.
19195 (sse4_2_pcmpestrm): Likewise.
19196 (sse4_2_pcmpestr_cconly): Likewise.
19197 (sse4_2_pcmpistr): New insn patern and splitter.
19198 (sse4_2_pcmpistri):New isns pattern.
19199 (sse4_2_pcmpistrm): Likewise.
19200 (sse4_2_pcmpistr_cconly): Likewise.
19201 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
19204 2007-06-01 David Daney <ddaney@avtrex.com>
19206 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
19207 LOADGP_ABSOLUTE and not binds_local_p.
19209 2007-06-01 Geoffrey Keating <geoffk@apple.com>
19211 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
19213 2007-06-01 Ian Lance Taylor <iant@google.com>
19215 * tree-vrp.c (compare_name_with_value): Always set
19216 used_strict_overflow if we get a result from the variable itself.
19218 2007-06-01 Ian Lance Taylor <iant@google.com>
19220 PR rtl-optimization/31455
19221 * lower-subreg.c (find_decomposable_subregs): Don't decompose
19222 subregs which have a cast between modes which are not tieable.
19224 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
19226 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
19227 breaks after return statements.
19229 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
19231 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
19232 only after no_new_pseudos.
19234 2007-05-31 Eric Christopher <echristo@apple.com>
19236 * expr.c (convert_move): Assert that we don't have a BLKmode
19238 (store_expr): Handle BLKmode moves by calling emit_block_move.
19240 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
19242 * c-typeck.c (build_indirect_ref): Include type in error message.
19243 (build_binary_op): Pass types to binary_op_error.
19244 * c-common.c (binary_op_error): Take two type arguments, print out
19246 * c-common.h (binary_op_error): Update prototype.
19248 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
19250 * config/i386/i386.c: Correct coments on -mno-sse4.
19252 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
19254 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
19255 (x86_64-*-*): Likewise.
19256 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
19257 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
19258 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
19259 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
19260 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
19261 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
19262 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
19263 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
19264 (OPTION_MASK_ISA_SSE4): Likewise.
19265 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
19266 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
19267 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
19268 (override_options): Support SSE4.2.
19269 (ix86_build_const_vector): Support SImode and DImode.
19270 (ix86_build_signbit_mask): Likewise.
19271 (ix86_expand_int_vcond): Support V2DImode.
19272 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
19273 (IX86_BUILTIN_CRC32HI): Likewise.
19274 (IX86_BUILTIN_CRC32SI): Likewise.
19275 (IX86_BUILTIN_CRC32DI): Likewise.
19276 (IX86_BUILTIN_PCMPGTQ): Likewise.
19277 (bdesc_crc32): Likewise.
19278 (bdesc_sse_3arg): Likewise.
19279 (ix86_expand_crc32): Likewise.
19280 (ix86_init_mmx_sse_builtins): Support SSE4.2.
19281 (ix86_expand_builtin): Likewise.
19282 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
19283 __SSE4_2__ for -msse4.2.
19284 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
19285 (CRC32MODE): Likewise.
19286 (crc32modesuffix): Likewise.
19287 (crc32modeconstraint): Likewise.
19288 (sse4_2_crc32<mode>): Likewise.
19289 (sse4_2_crc32di): Likewise.
19290 * config/i386/i386.opt (msse4.2): New for SSE4.2.
19292 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
19293 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
19294 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
19295 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
19296 (vcondu<mode>): Likewise.
19297 * doc/extend.texi: Document SSE4.2 built-in functions.
19298 * doc/invoke.texi: Document -msse4.2/-msse4.
19300 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
19302 PR tree-optimization/32160
19303 * tree-predcom.c (predcom_tmp_var): New function. Mark created
19304 variable as gimple reg.
19305 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
19307 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
19309 * gcc.c (main): Don't consider linker options when issuing the
19310 warning about a linker input file not being used.
19312 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19314 * tree-vrp.c (compare_names): Initialize sop.
19316 2007-05-30 Dirk Mueller <dmueller@suse.de>
19318 * cgraphunit.c (cgraph_analyze_function): Remove
19319 computation of inline parameters.
19321 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
19323 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
19325 2007-05-30 Richard Sandiford <richard@codesourcery.com>
19327 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
19328 Add vx-common.h. Include vxworks.h between vx-common.h and
19330 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
19332 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
19333 (TARGET_ASM_DESTRUCTOR): Likewise.
19334 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
19335 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
19336 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
19337 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
19338 (VXWORKS_ENDIAN_SPEC): Define.
19339 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
19340 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
19341 VXWORKS_* equivalents.
19342 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
19343 (ASM_FILE_START): Delete.
19344 (TARGET_VERSION): Reformat.
19345 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
19346 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
19347 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
19348 (FPBIT, DPBIT): Define.
19349 (fp-bit.c, dp-bit.c): New rules.
19350 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
19351 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
19352 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
19353 * config/arm/arm.h: Include vxworks-dummy.h.
19354 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
19355 Mark with ATTRIBUTE_UNUSED.
19356 (arm_override_options): Do not allow VxWorks RTP PIC to be used
19357 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
19358 make it incompatible with -msingle-pic-base.
19359 (arm_function_ok_for_sibcall): Return false for calls that might
19360 go through a VxWorks PIC PLT entry.
19361 (require_pic_register): New function, split out from...
19362 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
19364 (arm_load_pic_register): Handle the VxWorks RTP initialization
19365 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
19366 (arm_emit_call_insn): New function.
19367 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
19368 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
19369 (pic_offset_arm): New pattern.
19370 (call, call_value): Use arm_emit_call_insn.
19371 (call_internal, call_value_internal): New expanders.
19372 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
19373 VxWorks unless __PIC__.
19375 2007-05-30 Eric Christopher <echristo@gmail.com>
19377 * genrecog.c: Include regs.h in generated file.
19378 * genemit.c: Ditto. Fix up formatting.
19379 * config/mn10300/constraints.md: New.
19380 * config/mn10300/mn10300.md: Include.
19381 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
19382 Fix up for removed macro.
19383 * config/mn10300/predicates.md (call_address_operand): Ditto.
19384 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
19385 (CONST_OK_FOR_I): Ditto.
19386 (CONST_OK_FOR_J): Ditto.
19387 (CONST_OK_FOR_K): Ditto.
19388 (CONST_OK_FOR_L): Ditto.
19389 (CONST_OK_FOR_M): Ditto.
19390 (CONST_OK_FOR_N): Ditto.
19391 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
19395 (EXTRA_CONSTRAINT): Ditto.
19397 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
19399 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
19401 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
19402 OPTION_MASK_ISA_64BIT.
19403 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
19405 2007-05-30 Richard Guenther <rguenther@suse.de>
19407 PR middle-end/32152
19408 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
19409 types for comparison.
19410 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
19411 with original typed arguments.
19412 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
19414 2007-05-30 Jakub Jelinek <jakub@redhat.com>
19416 PR tree-optimization/31769
19417 * except.c (duplicate_eh_regions): Clear prev_try if
19418 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
19420 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
19422 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
19423 * tree-ssa-sink.c (statement_sink_location): Return basic block and
19424 bsi of the location where statements should be inserted.
19425 (sink_code_in_bb): Take bsi from statement_sink_location.
19426 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
19427 instead of bsi_start.
19428 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
19430 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
19431 (bsi_move_before): Document inconsistency with bsi_move_after.
19432 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
19434 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
19436 * config/i386/i386.h (TARGET_ABM): New define.
19437 (TARGET_POPCNT): Ditto.
19438 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
19439 New temporary defines to redefine from OPTION_ISA_* defines.
19440 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
19441 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
19442 (ix86_isa_flags): New extern int declaration.
19443 (TARGET_SUBTARGET_DEFAULT): New define.
19444 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
19445 (TARGET_SUBTARGET32_DEFAULT): Ditto.
19446 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
19447 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
19448 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
19449 * config/i386/darwin.h: Change TARGET_64BIT define to
19452 * config/i386/i386.opt (m3dnowa): Define as undocumented option
19453 using existing "ix86_isa_flags" varible.
19454 (m32, m64): Use existing "ix86_isa_flags" variable.
19455 (mmmx, m3dnow): Ditto.
19456 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
19457 (mabm): Define as non-negative option using "x86_abm" variable.
19458 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
19460 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
19461 Rewrite feature test bitmap.
19462 (ix86_isa_flags): New initialized global int varible.
19463 (ix86_isa_flags_explicit): New static int variable.
19464 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
19465 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
19466 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
19467 target_flags_explicit.
19468 (override_options): Remove "target_enable" and "target_disable" fields
19469 from "struct ptt". Update processor_target_table accordingly. Remove
19470 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
19471 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
19472 "target_flags" and "ix86_isa_flags_explicit" instead of
19473 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
19474 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
19475 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
19476 to true when either of PTA_POPCNT or PTA_ABM is set in
19477 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
19478 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
19479 processor_alias_table flags entry. Remove handling of
19480 "target_enable" and "target_disable" fields of processor_target_table.
19481 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
19482 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
19483 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
19484 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
19485 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
19487 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
19489 2007-05-29 David Daney <ddaney@avtrex.com>
19492 * config/mips/mips.c (mips_output_mi_thunk): Emit
19493 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
19495 2007-05-29 Hui-May Chang <hm.chang@apple.com>
19496 * config/i386/i386.c (ix86_function_regparm): Added checking of
19497 ix86_force_align_arg_pointer to determine the number of
19498 register parameters.
19500 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
19502 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
19503 (SET_DR_MISALIGNMENT): New.
19504 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
19505 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
19506 Use SET_DR_MISALIGNMENT.
19507 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
19509 * tree-data-ref.c (create_data_ref, compute_all_dependences,
19510 find_loop_nest): Export.
19511 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
19512 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
19513 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
19514 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
19516 (struct mem_ref): Add field reuse_distance.
19517 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
19518 Initialize reuse_distance field.
19519 (issue_prefetch_ref): Select temporality of prefetch according to
19521 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
19522 self_reuse_distance, determine_loop_nest_reuse): New functions.
19523 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
19524 (tree_ssa_prefetch_arrays): Dump L2 cache size.
19525 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
19528 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
19530 * tree-ssa-alias.c: Add aliasing overview.
19532 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
19533 Danny Smith <dannysmith@users.sourceforge.net>
19536 * config/i386/t-crtfm: Compile crtfastmath.o with
19537 -minline-all-stringops.
19538 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
19539 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
19541 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19543 * doc/md.texi: Document constraints on HP PA-RISC.
19545 * pa/constraints.md: New file.
19546 * pa.md: Include constraints.md.
19547 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
19548 (integer_store_memory_operand, ldil_cint_p): New functions.
19549 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
19550 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
19551 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
19552 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
19553 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
19555 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
19558 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
19559 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
19560 case POSTDECREMENT_EXPR>): Return the error_mark_node
19561 if either the real or imaginary parts would an
19564 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
19566 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
19567 name when we remove it from a call.
19569 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
19571 * targhooks.c (default_narrow_bitfield): Remove.
19572 * targhooks.h: Remove the prototype for
19573 default_narrow_bitfield.
19575 * langhooks-def.h: Remove the prototype for
19576 hook_get_alias_set_0.
19577 * langhooks.c (hook_get_alias_set_0): Remove.
19579 * global.c (EXECUTE_IF_CONFLICT): Remove.
19581 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19584 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
19585 return true when truth_value_p is true and the type
19588 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
19590 * doc/install.texi (Prerequisites): We no longer require Autoconf
19591 2.13 for the top-level.
19593 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
19595 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
19596 memory access via x86_expand_vector_move_misalign() only for
19597 TImode values on 32-bit targets.
19599 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
19601 * matrix-reorg.c: New file. Implement matrix flattening and
19602 transposing optimization.
19603 * tree-pass.h: Add matrix reorg pass.
19604 * common.opt: Add fipa-mreorg flag.
19605 * Makefile.in: Add matrix-reorg.c.
19606 * passes.c: Add matrix reorg pass.
19607 * varpool.c (add_new_static_var): New function.
19608 * cgraph.h (add_new_static_var): Declare.
19610 2007-05-27 Eric Christopher <echristo@apple.com>
19612 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
19613 sp_offset depending on stack size. Save r12 depending
19614 on registers we're saving later.
19615 (rs6000_emit_epilogue): Update sp_offset depending only
19618 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
19620 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
19621 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19622 * ifcvt.c (if_convert): Ditto.
19623 * tree-ssa-threadupdate.c (thread_block): Ditto.
19624 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
19625 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
19626 verify_loop_closed_ssa): Check number_of_loops instead of
19628 * predict.c (tree_estimate_probability): Ditto.
19629 * tree-if-conv.c (main_tree_if_conversion): Ditto.
19630 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
19631 * modulo-sched.c (sms_schedule): Ditto.
19632 * tree-scalar-evolution.c (scev_const_prop): Ditto.
19633 (scev_finalize): Do not do anything if scev analysis was not
19635 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
19636 current_loops == NULL.
19637 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
19638 * loop-init.c (loop_optimizer_init): Do not free current_loops when
19639 there are no loops.
19640 (loop_optimizer_finalize): Assert that loops were analyzed.
19641 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
19642 rtl_doloop): Check number_of_loops instead of current_loops.
19643 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
19644 current_loops == NULL.
19645 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
19646 gate_tree_vectorize tree_linear_transform, check_data_deps,
19647 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
19648 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
19649 Check number_of_loops instead of current_loops.
19650 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
19651 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
19652 free loops if available.
19653 (execute_pre): Do not pass do_fre to fini_pre.
19655 2007-05-27 Tobias Burnus <burnus@net-b.de>
19657 PR middle-end/32083
19658 * real.c (mpfr_from_real): Fix sign of -Inf.
19660 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
19662 * tree-vect-transform.c (vectorizable_conversion): Initialize
19663 tree_code variables to ERROR_MARK.
19664 (vectorizable_type_demotion): Likewise.
19665 (vectorizable_type_promotion): Likewise.
19667 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
19670 * config/i386/i386.md (movti): Handle push operands via
19671 ix86_expand_push().
19673 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
19675 * basic-block.h: Remove the prototype for merge_seq_blocks.
19676 * cfgcleanup.c (merge_seq_blocks): Remove.
19678 * tree-flow.h: Remove the prototype for is_aliased_with.
19679 * tree-ssa-alias.c (is_aliased_with): Remove.
19681 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
19683 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
19685 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
19687 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
19688 ix86_expand_sse4_unpack if SSE4.1 is enabled.
19689 (vec_unpacks_hi_v16qi): Likewise.
19690 (vec_unpacku_lo_v16qi): Likewise.
19691 (vec_unpacks_lo_v16qi): Likewise.
19692 (vec_unpacku_hi_v8hi): Likewise.
19693 (vec_unpacks_hi_v8hi): Likewise.
19694 (vec_unpacku_lo_v8hi): Likewise.
19695 (vec_unpacks_lo_v8hi): Likewise.
19696 (vec_unpacku_hi_v4si): Likewise.
19697 (vec_unpacks_hi_v4si): Likewise.
19698 (vec_unpacku_lo_v4si): Likewise.
19699 (vec_unpacks_lo_v4si): Likewise.
19701 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
19703 * c-typeck.c, config/arm/arm.c, config/darwin.c,
19704 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
19705 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
19706 follow spelling conventions in various
19707 warning/error/diagnostic messages.
19709 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
19710 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
19711 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
19712 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
19713 tree-vrp.c: Fix comment typos. Follow spelling conventions.
19714 * doc/tm.texi: Follow spelling conventions.
19716 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19719 * tree-ssa-forwprop.c
19720 (forward_propagate_addr_into_variable_array_index): Remove
19721 the lhs argument. Use the type of def_rhs instead of lhs.
19722 (forward_propagate_addr_expr_1): Update use of
19723 forward_propagate_addr_into_variable_array_index.
19725 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
19726 Nigel Stephens <nigel@mips.com>
19728 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
19729 function attributes, "far" being an alias for "long_call".
19730 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
19731 (mips_near_type_p, mips_far_type_p): New.
19732 (mips_comp_type_attributes): New function to check that attributes
19733 attached to a function type are compatible.
19734 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
19735 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
19736 to the target function of the thunk.
19737 (mips_encode_section_info): Check for "near" and "far" function
19738 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
19740 * config/mips/predicates.md (const_call_insn_operand): Test only
19741 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
19743 * doc/extend.texi (Function Attributes): Document MIPS "near" and
19746 * testsuite/gcc.target/mips/near-far-1.c: New test case.
19747 * testsuite/gcc.target/mips/near-far-2.c: New test case.
19748 * testsuite/gcc.target/mips/near-far-3.c: New test case.
19749 * testsuite/gcc.target/mips/near-far-4.c: New test case.
19751 2007-05-25 Eric Christopher <echristo@apple.com>
19753 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
19754 to x86-darwin configurations.
19755 * config/i386/t-darwin: Add softfp support.
19756 * config/i386/t-darwin64: Ditto.
19757 * config/i386/sfp-machine.h: If mach then don't use
19758 aliasing, emit a stub to call.
19760 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
19762 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
19763 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
19764 tree-predcom.c, tree-ssa-alias-warnings.c,
19765 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
19766 comment typos. Follow spelling conventions.
19767 * doc/cpp.texi, doc/invoke.texi: Fix typos.
19769 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
19772 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
19773 constants into memory. Expand unaligned memory references for
19774 SSE modes via x86_expand_vector_move_misalign() function.
19776 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
19778 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
19779 "memory" attribute for "sseishft" type insn without operands[2].
19781 2007-05-25 Dirk Mueller <dmueller@suse.de>
19782 Marcus Meissner <meissner@suse.de>
19784 * doc/extend.texi (alloc_size): New attribute.
19785 * c-common.c (handle_alloc_size_attribute): New.
19786 * tree-object-size.c (alloc_object_size): Use alloc_size
19787 attribute, if available.
19789 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
19791 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
19793 (__builtin_ia32_vec_ext_v2di): Likewise.
19794 (__builtin_ia32_vec_ext_v4si): Likewise.
19795 (__builtin_ia32_vec_ext_v8hi): Likewise.
19796 (__builtin_ia32_vec_ext_v16qi): Likewise.
19797 (__builtin_ia32_vec_set_v8hi): Likewise.
19799 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
19801 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
19803 2007-05-25 Richard Sandiford <richard@codesourcery.com>
19805 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
19806 (arm_is_longcall_p): Rename to...
19807 (arm_is_long_call_p): ...this. Take a single tree argument and
19809 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
19810 (CUMULATIVE_ARGS): Remove call_cookie.
19811 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
19812 (ENCODED_LONG_CALL_ATTR_P): Delete.
19813 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
19814 LONG_CALL_FLAG_CHAR cases.
19815 (ARM_DECLARE_FUNCTION_SIZE): Delete.
19816 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
19817 ARM_DECLARE_FUNCTION_SIZE.
19818 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
19819 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
19820 (arm_encode_call_attribute, current_file_function_operand): Delete.
19821 (arm_function_in_section_p): New function.
19822 (arm_is_longcall_p): Rename to...
19823 (arm_is_long_call_p): ...this. Take the target function as a single
19824 argument and return a bool. Do not rely on call cookies. Check
19825 whether the target symbol is in the same section as the current
19826 function, not just the same compilation unit.
19827 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
19828 (arm_encode_section_info): Don't encode a call type.
19829 * config/arm/arm.md (call, call_value): Update calls to
19830 arm_is_long(_)call_p. Simplify logic.
19831 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
19832 Update calls to arm_is_long(_)call_p.
19834 2007-05-25 Richard Guenther <rguenther@suse.de>
19836 PR tree-optimization/31982
19837 * tree-ssa-forwprop.c
19838 (forward_propagate_addr_into_variable_array_index): Handle arrays
19839 with element size one.
19841 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
19843 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
19844 (umulsi3_highpart): Likewise.
19846 2007-05-24 Ian Lance Taylor <iant@google.com>
19848 PR rtl-optimization/32069
19849 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
19852 2007-05-24 Ollie Wild <aaw@google.com>
19854 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
19857 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
19859 * postreload-gcse.c (reg_changed_after_insn_p): New function.
19860 (oprs_unchanged_p): Use it to check all registers in a REG.
19861 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
19862 (reg_set_between_after_reload_p): Delete.
19863 (reg_used_between_after_reload_p): Likewise.
19864 (reg_set_or_used_since_bb_start): Likewise.
19865 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
19866 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
19867 Use reg_set_between_p instead of reg_set_between_after_reload_p.
19868 * rtlanal.c (reg_set_p): Check whether REG overlaps
19869 regs_invalidated_by_call, rather than just checking the
19870 membership of REGNO (REG).
19872 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
19874 * doc/passes.texi: Document predictive commoning.
19875 * doc/invoke.texi (-fpredictive-commoning): Document.
19876 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
19877 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
19878 adding indices to the generated name.
19879 (schedule_sm): Pass 0 to get_lsm_tmp_name.
19880 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
19881 * tree-pretty-print.c (op_symbol_1): Renamed to ...
19882 (op_symbol_code): ... and exported.
19883 (dump_omp_clause, op_symbol): Use op_symbol_code
19884 instead of op_symbol_1.
19885 * tree-pass.h (pass_predcom): Declare.
19886 * timevar.def (TV_PREDCOM): New timevar.
19887 * tree-ssa-loop.c (run_tree_predictive_commoning,
19888 gate_tree_predictive_commoning, pass_predcom): New.
19889 * tree-data-ref.c (find_data_references_in_loop): Find the
19890 references in dominance order.
19891 (canonicalize_base_object_address): Ensure that the result has
19893 (dr_analyze_innermost): Export.
19894 (create_data_ref): Code to fail for references with invariant
19896 (find_data_references_in_stmt): ... here.
19897 * tree-data-ref.h (dr_analyze_innermost): Declare.
19898 * tree-affine.c: Include tree-gimple.h and hashtab.h.
19899 (aff_combination_find_elt, name_expansion_hash,
19900 name_expansion_eq, tree_to_aff_combination_expand,
19901 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
19903 * tree-affine.h (aff_combination_constant_multiple_p,
19904 tree_to_aff_combination_expand): Declare.
19905 * tree-predcom.c: New file.
19906 * common.opt (fpredictive-commoning): New option.
19907 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
19908 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
19909 * Makefile.in (tree-predcom.o): Add.
19910 (tree-affine.o): Add TREE_GIMPLE_H dependency.
19911 * passes.c (init_optimization_passes): Add dceloop after
19912 copy propagation in loop optimizer. Add predictive commoning
19913 to loop optimizer passes.
19915 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19917 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
19920 2007-05-24 Jan Hubicka <jh@suse.cz>
19922 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
19924 (genheader): Include statistics.h.
19926 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
19928 * print-rtl.c (flag_dump_unnumbered): Update comments.
19929 (print_rtl): Fix my previous change.
19930 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
19933 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
19935 PR middle-end/32018
19936 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
19938 (thread_through_all_blocks): Call initialize_original_copy_tables
19939 and free_original_copy_tables.
19940 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
19942 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
19943 * cfghooks.c (duplicate_block): Use get_loop_copy.
19944 * cfg.c: Include cfgloop.h.
19945 (loop_copy): New hash table.
19946 (initialize_original_copy_tables): Initialize loop_copy table.
19947 (free_original_copy_tables): Free loop_copy table.
19948 (copy_original_table_clear, copy_original_table_set,
19949 set_loop_copy, get_loop_copy): New functions.
19950 (set_bb_original, set_bb_copy): Use copy_original_table_set.
19951 * cfgloop.h (struct loop): Remove copy field.
19952 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
19953 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
19955 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19957 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
19958 -msse/-msse2/-msse3.
19960 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19962 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
19963 __builtin_ia32_vec_set_v2di with MASK_64BIT.
19965 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
19968 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
19969 * targhooks.h (default_mangle_decl_assembler_name): Declare
19971 * targhooks.c (default_mangle_decl_assembler_name): Define
19973 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
19975 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
19976 * langhooks.c (lhd_set_decl_assembler_name): Call
19977 targetm.mangle_decl_assembler_name for names with global scope.
19979 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
19981 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
19982 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
19984 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
19985 New. Factored out of i386_pe_encode_section_info.
19986 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
19987 Move check for prior decoration of stdcall
19988 symbols to i386_pe_encode_section_info.
19989 (i386_pe_encode_section_info): Adjust call to
19990 gen_stdcall_or_fastcall_suffix. Use
19991 i386_pe_maybe_mangle_decl_assembler_name, if needed.
19992 (i386_pe_mangle_decl_assembler_name): New. Wrap
19993 i386_pe_maybe_mangle_decl_assembler_name.
19995 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
19997 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
19998 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
19999 * langhooks.c (get_signed_or_unsigned_type): Don't check for
20000 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
20001 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
20004 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
20005 Nigel Stephens <nigel@mips.com>
20006 Richard Sandiford <richard@codesourcery.com>
20008 Fix up MIPS16 hard float and add support for complex.
20010 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
20011 (TARGET_SOFT_FLOAT_ABI): New.
20012 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
20013 __mips_soft_float to reflect the ABI in use, not whether the
20014 FPU is directly accessible (e.g., in MIPS16 mode).
20015 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
20016 (UNITS_PER_FPVALUE): Likewise.
20018 * config/mips/mips.c (mips_expand_call): Remove redundant
20019 TARGET_MIPS16 check.
20020 (mips_arg_regno): New.
20021 (function_arg_advance): When setting bits in cum->fp_code for
20022 MIPS16, don't subtract 1 from cum->arg_number, since it is now
20024 (function_arg): Use mips_arg_regno.
20025 (mips_return_mode_in_fpr_p): New.
20026 (mips16_call_stub_mode_suffix): New.
20027 (mips16_cfun_returns_in_fpr_p): New.
20028 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
20029 (mips_output_function_prologue): Test mips16_hard_float, not
20030 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
20031 (mips_expand_epilogue): Call MIPS16 helper routines to copy
20032 return value into a floating-point register.
20033 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
20034 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
20035 (mips16_fp_args): Handle MIPS32r2 ISA which supports
20036 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
20037 word of double arguments from or to the high bits of 64-bit
20038 floating point registers.
20039 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
20040 (mips16_fpret_double): New helper function.
20041 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
20042 support for complex modes. Fill in DECL_RESULT for stubdecl.
20043 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
20045 * config/mips/mips16.S
20046 (RET, ARG1, ARG2): New.
20047 (MERGE_GPRf, MERGE_GPRt): New.
20048 (DELAYt, DELAYf): New.
20049 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
20050 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
20051 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
20052 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
20053 (SFOP): Renamed to...
20054 (OPSF3): This, and macro-ified. Updated all uses.
20055 (SFOP2): Renamed to...
20056 (OPSF2): This, and macro-ified. Updated all uses.
20057 (SFCMP): Renamed to...
20058 (CMPSF): This, and macro-ified. Updated all uses.
20059 (SFREVCMP): Renamed to...
20060 (REVCMPSF): This, and macro-ified. Updated all uses.
20061 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
20062 (LDDBL1, LDDBL2, RETDBL): Deleted.
20063 (DFOP): Renamed to...
20064 (OPDF3): This, and macro-ified. Updated all uses.
20065 (DFOP2): Renamed to...
20066 (OPDF2): This, and macro-ified. Updated all uses.
20067 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
20068 (DFCMP): Renamed to...
20069 (CMPDF): This, and macro-ified. Updated all uses.
20070 (DFREVCMP): Renamed to...
20071 (REVCMPDF): This, and macro-ified. Updated all uses.
20072 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
20073 (RET_FUNCTION): New.
20074 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
20075 (__mips16_ret_sc, __mips16_ret_dc): New.
20076 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
20077 STUB_ARGS_6, STUB_ARGS_10): New.
20078 (CALL_STUB_NO_RET): New.
20079 (__mips16_call_stub_1): Macro-ified.
20080 (__mips16_call_stub_5): Macro-ified.
20081 (__mips16_call_stub_2): Macro-ified.
20082 (__mips16_call_stub_6): Macro-ified.
20083 (__mips16_call_stub_9): Macro-ified.
20084 (__mips16_call_stub_10): Macro-ified.
20085 (CALL_STUB_RET): New.
20086 (__mips16_call_stub_sf_0): Macro-ified.
20087 (__mips16_call_stub_sf_1): Macro-ified.
20088 (__mips16_call_stub_sf_5): Macro-ified.
20089 (__mips16_call_stub_sf_2): Macro-ified.
20090 (__mips16_call_stub_sf_6): Macro-ified.
20091 (__mips16_call_stub_sf_9): Macro-ified.
20092 (__mips16_call_stub_sf_10): Macro-ified.
20093 (__mips16_call_stub_df_0): Macro-ified.
20094 (__mips16_call_stub_df_1): Macro-ified.
20095 (__mips16_call_stub_df_5): Macro-ified.
20096 (__mips16_call_stub_df_2): Macro-ified.
20097 (__mips16_call_stub_df_6): Macro-ified.
20098 (__mips16_call_stub_df_9): Macro-ified.
20099 (__mips16_call_stub_df_10): Macro-ified.
20100 (__mips16_call_stub_sc_0): New.
20101 (__mips16_call_stub_sc_1): New.
20102 (__mips16_call_stub_sc_5): New.
20103 (__mips16_call_stub_sc_2): New.
20104 (__mips16_call_stub_sc_6): New.
20105 (__mips16_call_stub_sc_9): New.
20106 (__mips16_call_stub_sc_10): New.
20107 (__mips16_call_stub_dc_0): New.
20108 (__mips16_call_stub_dc_1): New.
20109 (__mips16_call_stub_dc_5): New.
20110 (__mips16_call_stub_dc_2): New.
20111 (__mips16_call_stub_dc_6): New.
20112 (__mips16_call_stub_dc_9): New.
20113 (__mips16_call_stub_dc_10): New.
20115 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
20116 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
20117 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
20119 2007-05-23 Ian Lance Taylor <iant@google.com>
20121 * doc/invoke.texi (Invoking GCC): Document that the order of the
20124 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
20127 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
20128 * config/score/predicate.md (const_pow2, const_npow2): Remove.
20129 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
20133 * config/score/score.c (score_print_operand): Make sure that only
20134 lower bits are used.
20136 2007-05-22 Ian Lance Taylor <iant@google.com>
20138 * tree-vrp.c (avoid_overflow_infinity): New static function,
20139 broken out of set_value_range_to_value.
20140 (set_value_range_to_value): Call avoid_overflow_infinity.
20141 (extract_range_from_assert): Likewise.
20143 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20145 PR middle-end/31095
20146 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
20147 change the type before looking for a COMPOUND_EXPR.
20149 2007-05-22 Ian Lance Taylor <iant@google.com>
20151 * lower-subreg.c (decompose_multiword_subregs): If we change an
20152 insn, call remove_retval_note on it.
20154 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
20156 * regs.h (end_hard_regno): New function.
20157 (END_HARD_REGNO, END_REGNO): New macros.
20158 (add_to_hard_reg_set): New function.
20159 (remove_from_hard_reg_set): Likewise.
20160 (in_hard_reg_set_p): Likewise.
20161 (overlaps_hard_reg_set_p): Likewise.
20162 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
20163 (note_btr_set): Use END_HARD_REGNO.
20164 * caller-save.c (setup_save_areas): Use end_hard_regno.
20165 (mark_set_regs): Use END_HARD_REGNO.
20166 (add_stored_regs): Use end_hard_regno.
20167 (mark_referenced_regs): Use add_to_hard_reg_set.
20168 * combine.c (update_table_tick): Use END_REGNO.
20169 (record_value_for_reg): Likewise.
20170 (record_dead_and_set_regs): Likewise.
20171 (get_last_value_validate): Likewise.
20172 (use_crosses_set_p): Likewise.
20173 (reg_dead_at_p_1): Likewise.
20174 (reg_dead_at_p): Likewise.
20175 (mark_used_regs_combine): Use add_to_hard_reg_set.
20176 (move_deaths): Use END_HARD_REGNO.
20177 (reg_bitfield_target_p): Use end_hard_regno.
20178 (distribute_notes): Use END_HARD_REGNO.
20179 * cse.c (mention_regs): Use END_REGNO.
20180 (insert): Use add_to_hard_reg_set.
20181 (invalidate): Use END_HARD_REGNO.
20182 (invalidate_for_call): Likewise.
20183 (exp_equiv_p): Use END_REGNO.
20184 (cse_insn): Likewise.
20185 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
20186 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
20187 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
20188 * function.c (keep_stack_depressed): Use end_hard_regno.
20189 * global.c (global_alloc): Use end_hard_regno.
20190 (global_conflicts): Use add_to_hard_reg_set instead of
20192 (find_reg): Likewise.
20193 (mark_reg_store): Likewise.
20194 (mark_reg_conflicts): Likewise.
20195 (mark_reg_death): Use remove_from_hard_reg_set.
20196 (mark_reg_live_nc): Delete.
20197 (set_preference): Use end_hard_regno.
20198 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
20199 remove_from_hard_reg_set.
20200 (post_mark_life): Use add_to_hard_reg_set.
20201 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
20202 (reg_becomes_live): Use add_to_hard_reg_set.
20203 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
20204 (peep2_find_free_register): Use add_to_hard_reg_set.
20205 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
20206 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
20207 * regrename.c (note_sets): Use add_to_hard_reg_set.
20208 (clear_dead_regs): Use remove_from_hard_reg_set.
20209 (regrename_optimize): Use add_to_hard_reg_set.
20210 (find_oldest_value_reg): Use in_hard_reg_set_p.
20211 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
20212 (hard_reg_set_here_p): Use end_hard_regno.
20213 (decompose): Likewise.
20214 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
20215 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
20216 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
20217 (mark_home_live): Use end_hard_regno.
20218 (spill_hard_reg): Likewise.
20219 (clear_reload_reg_in_use): Likewise.
20220 * reorg.c (delete_prior_computation): Use END_REGNO.
20221 * resource.c (update_live_status): Use END_HARD_REGNO.
20222 (mark_referenced_resources): Use add_to_hard_reg_set.
20223 (mark_set_resources): Likewise.
20224 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
20225 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
20226 (reg_overlap_mentioned_p): Likewise.
20227 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
20228 (covers_regno_no_parallel_p): Use END_REGNO.
20229 (find_regno_note): Likewise.
20230 (find_reg_fusage): Use END_HARD_REGNO.
20231 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
20232 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
20234 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
20236 * mode-switching.c (reg_dies): Change type of second argument to
20238 (optimize_mode_switching): Update accordingly.
20240 2007-05-22 Richard Sandiford <richard@codesourcery.com>
20242 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
20244 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
20245 (hard_reg_set_empty_p): ...these new functions.
20246 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
20247 GO_IF_HARD_REG_SUBSET.
20248 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
20249 instead of GO_IF_HARD_REG_EQUAL.
20250 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
20251 instead of GO_IF_HARD_REG_EQUAL.
20252 * global.c (find_reg): Use hard_reg_set_empty_p instead of
20253 GO_IF_HARD_REG_SUBSET.
20254 (modify_reg_pav): Use hard_reg_set_empty_p instead of
20255 GO_IF_HARD_REG_EQUAL.
20256 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
20257 of GO_IF_HARD_REG_SUBSET.
20258 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
20259 instead of GO_IF_HARD_REG_EQUAL.
20260 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
20261 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
20262 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
20263 of GO_IF_HARD_REG_SUBSET,
20264 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
20265 GO_IF_HARD_REG_SUBSET.
20266 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
20267 instead of GO_IF_HARD_REG_EQUAL.
20268 * config/sh/sh.c (push_regs, calc_live_regs): Use
20269 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
20270 (hard_regs_intersect_p): Delete.
20272 2007-05-22 Janis Johnson <janis187@us.ibm.com>
20274 * doc/sourcebuild.texi (Test Directives) Add dg-message.
20276 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
20277 Richard Henderson <rth@redhat.com>
20279 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
20281 (x86_64-*-*): Likewise.
20283 * config/i386/i386-modes.def (V2QI): New.
20285 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
20287 (override_options): Support SSE4.1.
20288 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
20289 (IX86_BUILTIN_BLENDPS): Likewise.
20290 (IX86_BUILTIN_BLENDVPD): Likewise.
20291 (IX86_BUILTIN_BLENDVPS): Likewise.
20292 (IX86_BUILTIN_PBLENDVB128): Likewise.
20293 (IX86_BUILTIN_PBLENDW128): Likewise.
20294 (IX86_BUILTIN_DPPD): Likewise.
20295 (IX86_BUILTIN_DPPS): Likewise.
20296 (IX86_BUILTIN_INSERTPS128): Likewise.
20297 (IX86_BUILTIN_MOVNTDQA): Likewise.
20298 (IX86_BUILTIN_MPSADBW128): Likewise.
20299 (IX86_BUILTIN_PACKUSDW128): Likewise.
20300 (IX86_BUILTIN_PCMPEQQ): Likewise.
20301 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
20302 (IX86_BUILTIN_PMAXSB128): Likewise.
20303 (IX86_BUILTIN_PMAXSD128): Likewise.
20304 (IX86_BUILTIN_PMAXUD128): Likewise.
20305 (IX86_BUILTIN_PMAXUW128): Likewise.
20306 (IX86_BUILTIN_PMINSB128): Likewise.
20307 (IX86_BUILTIN_PMINSD128): Likewise.
20308 (IX86_BUILTIN_PMINUD128): Likewise.
20309 (IX86_BUILTIN_PMINUW128): Likewise.
20310 (IX86_BUILTIN_PMOVSXBW128): Likewise.
20311 (IX86_BUILTIN_PMOVSXBD128): Likewise.
20312 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
20313 (IX86_BUILTIN_PMOVSXWD128): Likewise.
20314 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
20315 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
20316 (IX86_BUILTIN_PMOVZXBW128): Likewise.
20317 (IX86_BUILTIN_PMOVZXBD128): Likewise.
20318 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
20319 (IX86_BUILTIN_PMOVZXWD128): Likewise.
20320 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
20321 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
20322 (IX86_BUILTIN_PMULDQ128): Likewise.
20323 (IX86_BUILTIN_PMULLD128): Likewise.
20324 (IX86_BUILTIN_ROUNDPD): Likewise.
20325 (IX86_BUILTIN_ROUNDPS): Likewise.
20326 (IX86_BUILTIN_ROUNDSD): Likewise.
20327 (IX86_BUILTIN_ROUNDSS): Likewise.
20328 (IX86_BUILTIN_PTESTZ): Likewise.
20329 (IX86_BUILTIN_PTESTC): Likewise.
20330 (IX86_BUILTIN_PTESTNZC): Likewise.
20331 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
20332 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
20333 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
20334 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
20335 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
20336 (bdesc_ptest): New.
20337 (bdesc_sse_3arg): Likewise.
20338 (bdesc_2arg): Likewise.
20339 (bdesc_1arg): Likewise.
20340 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
20342 (ix86_expand_sse_4_operands_builtin): New.
20343 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
20344 smaller than 8 bits as the 2nd arg.
20345 (ix86_expand_sse_ptest): New.
20346 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
20347 (ix86_expand_vector_set): Support SSE4.1.
20348 (ix86_expand_vector_extract): Likewise.
20350 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
20351 __SSE4_1__ for -msse4.1.
20353 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
20354 (UNSPEC_INSERTPS): Likewise.
20355 (UNSPEC_DP): Likewise.
20356 (UNSPEC_MOVNTDQA): Likewise.
20357 (UNSPEC_MPSADBW): Likewise.
20358 (UNSPEC_PHMINPOSUW): Likewise.
20359 (UNSPEC_PTEST): Likewise.
20360 (UNSPEC_ROUNDP): Likewise.
20361 (UNSPEC_ROUNDS): Likewise.
20363 * config/i386/i386.opt (msse4.1): New for SSE4.1.
20365 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
20366 (const_pow2_1_to_32768_operand): Likewise.
20368 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
20371 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
20373 (sse4_1_insertps): Likewise.
20374 (*sse4_1_extractps): Likewise.
20375 (sse4_1_ptest): Likewise.
20376 (sse4_1_mulv2siv2di3): Likewise.
20377 (*sse4_1_mulv4si3): Likewise.
20378 (*sse4_1_smax<mode>3): Likewise.
20379 (*sse4_1_umax<mode>3): Likewise.
20380 (*sse4_1_smin<mode>3): Likewise.
20381 (*sse4_1_umin<mode>3): Likewise.
20382 (sse4_1_eqv2di3): Likewise.
20383 (*sse4_1_pinsrb): Likewise.
20384 (*sse4_1_pinsrd): Likewise.
20385 (*sse4_1_pinsrq): Likewise.
20386 (*sse4_1_pextrb): Likewise.
20387 (*sse4_1_pextrb_memory): Likewise.
20388 (*sse4_1_pextrw_memory): Likewise.
20389 (*sse4_1_pextrq): Likewise.
20390 (sse4_1_blendpd): Likewise.
20391 (sse4_1_blendps): Likewise.
20392 (sse4_1_blendvpd): Likewise.
20393 (sse4_1_blendvps): Likewise.
20394 (sse4_1_dppd): Likewise.
20395 (sse4_1_dpps): Likewise.
20396 (sse4_1_movntdqa): Likewise.
20397 (sse4_1_mpsadbw): Likewise.
20398 (sse4_1_packusdw): Likewise.
20399 (sse4_1_pblendvb): Likewise.
20400 (sse4_1_pblendw): Likewise.
20401 (sse4_1_phminposuw): Likewise.
20402 (sse4_1_extendv8qiv8hi2): Likewise.
20403 (*sse4_1_extendv8qiv8hi2): Likewise.
20404 (sse4_1_extendv4qiv4si2): Likewise.
20405 (*sse4_1_extendv4qiv4si2): Likewise.
20406 (sse4_1_extendv2qiv2di2): Likewise.
20407 (*sse4_1_extendv2qiv2di2): Likewise.
20408 (sse4_1_extendv4hiv4si2): Likewise.
20409 (*sse4_1_extendv4hiv4si2): Likewise.
20410 (sse4_1_extendv2hiv2di2): Likewise.
20411 (*sse4_1_extendv2hiv2di2): Likewise.
20412 (sse4_1_extendv2siv2di2): Likewise.
20413 (*sse4_1_extendv2siv2di2): Likewise.
20414 (sse4_1_zero_extendv8qiv8hi2): Likewise.
20415 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
20416 (sse4_1_zero_extendv4qiv4si2): Likewise.
20417 (*sse4_1_zero_extendv4qiv4si2): Likewise.
20418 (sse4_1_zero_extendv2qiv2di2): Likewise.
20419 (*sse4_1_zero_extendv2qiv2di2): Likewise.
20420 (sse4_1_zero_extendv4hiv4si2): Likewise.
20421 (*sse4_1_zero_extendv4hiv4si2): Likewise.
20422 (sse4_1_zero_extendv2hiv2di2): Likewise.
20423 (*sse4_1_zero_extendv2hiv2di2): Likewise.
20424 (sse4_1_zero_extendv2siv2di2): Likewise.
20425 (*sse4_1_zero_extendv2siv2di2): Likewise.
20426 (sse4_1_roundpd): Likewise.
20427 (sse4_1_roundps): Likewise.
20428 (sse4_1_roundsd): Likewise.
20429 (sse4_1_roundss): Likewise.
20430 (mulv4si3): Don't expand for SSE4.1.
20431 (smax<mode>3): Likewise.
20432 (umaxv4si3): Likewise.
20433 (uminv16qi3): Likewise.
20434 (umin<mode>3): Likewise.
20435 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
20437 * doc/extend.texi: Document SSE4.1 built-in functions.
20439 * doc/invoke.texi: Document -msse4.1.
20441 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
20443 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
20444 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
20445 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
20446 (ASM_SPEC): Add asm_pcrel_spec.
20447 (EXTRA_SPECS): Add asm_pcrel_spec.
20449 2007-05-21 David Daney <ddaney@avtrex.com>
20451 * doc/install.texi (Building a cross compiler): Add requirements
20452 for Java cross compiler.
20454 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20456 PR middle-end/31995
20457 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
20458 Add loopno argument. Use evolution_function_is_invariant_rec_p
20459 instead of evolution_function_is_constant_p.
20460 Update calls to evolution_function_is_affine_multivariate_p.
20461 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
20462 Add loopno argument.
20463 * tree-scalar-evolution.c (gather_chrec_stats): Call
20464 evolution_function_is_affine_multivariate_p with a loop
20466 * tree-data-ref.c (analyze_miv_subscript): Likewise.
20467 (analyze_overlapping_iterations): Likewise.
20468 (access_functions_are_affine_or_constant_p): Likewise.
20469 (build_classic_dist_vector_1): If the access functions
20470 are equal, don't do anything.
20472 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
20473 Paolo Carlini <pcarlini@suse.de>
20474 Uros Bizjak <ubizjak@gmail.com>
20476 * c-cppbuiltin.c (c_cpp_builtins): Define
20477 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
20478 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
20479 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
20480 * doc/cpp.texi ([Standard Predefined Macros]): Document.
20482 2007-05-21 Mike Stump <mrs@apple.com>
20484 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
20486 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
20488 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
20490 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
20491 implementation if __OPTIMIZE__ is not defined.
20492 (_mm_alignr_pi8): Ditto.
20493 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
20494 (_mm_inserti_si64): Ditto.
20495 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
20496 (_mm_slli_epi16): Ditto.
20497 (_mm_slli_epi32): Ditto.
20498 (_mm_slli_epi64): Ditto.
20499 (_mm_srai_epi16): Ditto.
20500 (_mm_srai_epi32): Ditto.
20501 (_mm_srli_si128): Ditto.
20502 (_mm_slli_si128): Ditto.
20503 (_mm_srli_epi16): Ditto.
20504 (_mm_srli_epi32): Ditto.
20505 (_mm_srli_epi64): Ditto.
20506 (_mm_extract_epi16): Ditto.
20507 (_mm_insert_epi16): Ditto.
20508 (_mm_shufflehi_epi16): Ditto.
20509 (_mm_shufflelo_epi16): Ditto.
20510 (_mm_shuffle_epi32): Ditto.
20511 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
20512 (_m_pextrw): Ditto.
20513 (_mm_insert_pi16): Ditto.
20514 (_m_pinsrw): Ditto.
20515 (_mm_shuffle_pi16): Ditto.
20516 (_m_pshufw): Ditto.
20517 (_mm_shufle_ps): Ditto.
20518 (_mm_prefetch): Ditto.
20520 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
20522 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
20523 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
20524 * real.c (encode_i370_single, decode_i370_single,
20525 encode_i370_double, decode_i370_double): Functions removed.
20526 (i370_single_format, i370_double_format): Initializations removed.
20527 (real_maxval, round_for_format, exact_real_truncate, significand_size):
20528 Consider the log2_b field to always be one.
20529 (ieee_single_format, mips_single_format, coldfire_single_format,
20530 ieee_double_format, mips_double_format, coldfire_double_format,
20531 ieee_extended_motorola_format, ieee_extended_intel_96_format,
20532 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
20533 ibm_extended_format, mips_extended_format, ieee_quad_format,
20534 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
20535 decimal_single_format, decimal_double_format, decimal_quad_format,
20536 c4x_single_format, c4x_extended_format, real_internal_format): Remove
20537 initialization of log2_b.
20538 * real.h (i370_single_format, i370_double_format): Declarations
20540 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
20541 field to always be one.
20543 2007-05-21 Andreas Schwab <schwab@suse.de>
20545 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
20546 NOTE_INSN_BASIC_BLOCK_P.
20547 (process_for_unwind_directive): Likewise.
20549 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
20551 * builtins.c (expand_builtin_setjmp_setup): Update comment.
20552 * function.h (struct function): Move va_list_gpr_size,
20553 va_list_fpr_size, function_frequency to front of bitfields. Add
20555 (current_function_calls_unwind_init): New.
20556 * except.c (expand_builtin_unwind_init): Set
20557 current_function_calls_unwind_init not
20558 current_function_has_nonlocal_label.
20559 * reload1.c (has_nonexceptional_receiver): New.
20560 (reload): Use it and current_function_calls_unwind_init to
20561 determine whether call-saved regs must be saved.
20563 2007-05-20 Jan Hubicka <jh@suse.cz>
20565 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
20566 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20567 * ddg.c (create_ddg): LIkewise.
20568 * final.c (final): Remove hunk moving line number notes around since
20569 they are no longer present at this stage.
20570 (final_scan_insn): Use NOTE_KIND instead of
20571 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20572 (output_asm_label): Likewise.
20573 * reorg.c (dbr_schedule): Likewise.
20574 * haifa-sched.c (unlink_other_notes): Likewise.
20575 * mode-switching.c (optimize_mode_switching): Likewise.
20576 * graph.c (start_bb): Likewise.
20577 * rtl.def (NOTE): Update description.
20578 * jump.c (squeeze_notes): Delete.
20579 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
20580 NOTE_INSN_BASIC_BLOCK_P when possible.
20581 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
20582 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
20583 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20584 (dwarf2out_var_location): Likewise.
20585 * cfgbuild.c (make_edges): Likewise.
20586 (find_basic_blocks_1): Likewise.
20587 * function.c (reorder_blocks_1): Likewise.
20588 (epilogue_done): Likewise.
20589 (reposition_prologue_and_epilogue_notes): Likewise.
20590 * print-rtl.c (print_rtx): Likewise; drop code for printing
20592 (print_rtl): Likewise.
20593 (print_rtl_single): Likewise.
20594 * gcse.c (insert_insn_start_bb): Likewise.
20595 * alias.c (init_alias_analysis): Likewise.
20596 * calls.c (fixup_tail_calls): Likewise.
20597 * except.c (sjlj_emit_function_enter): Likewise.
20598 * emit-rtl.c (add_insn_after): Likeiwse.
20599 (emit_label_before): Likewise.
20600 (emit_label_after): Likewise.
20601 (emit_note_before, emit_note_after, emit_note): Update
20602 parameter to be enum insn_note; do not deal with source
20604 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
20605 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
20607 (merge_blocks_move_successor_nojumps): Simplify now when
20608 we don't have BLOCK notes.
20609 (try_optimize_cfg): Likewise.
20610 * cfglayout.c (skip_insns_after_block): Likewise.
20611 (record_effective_endpoints): Likewise.
20612 (duplicate_insn_chain): Likewise.
20613 * varasm.c (output_constant_pool_1): Likewise.
20614 * sched-deps.c (sched_analyze): Likewise.
20615 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
20617 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
20618 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
20619 (SET_INSN_DELETED): Simplify.
20620 (NOTE_LINE_NUMBER): Exterminate.
20621 (NOTE_LINE_KIND): New.
20622 (NOTE_INSN_BASIC_BLOCK_P): Update.
20623 (enum insn_note): Simplify.
20624 (GET_NOTE_INSN_NAME) Simplify.
20625 (emit_note_before, emit_note_after, emit_note): Update prototype.
20626 (squeeze_notes): Remove.
20627 * sched-int.h (NOTE_NOT_BB_P): Update.
20628 * resource.c (mark_target_live_regs): Update.
20629 * sched-rgn.c (debug_dependencies): Update.
20630 * sched-vis.c (print_insn): Update.
20631 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
20632 * config/i386/i386.c (ix86_output_function_epilogue): Update.
20633 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
20634 (TARGET_ADJUST_UNROLL_MAX): Likewise.
20635 (split_branches): Update.
20636 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
20638 (sh_adjust_unroll_max): Exterminate.
20639 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
20640 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
20641 (m68hc11_reorg): Likewise.
20642 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
20643 (emit_predicate_relation_info): Update.
20644 (process_for_unwind_directive): Update.
20645 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
20646 (output_call): Update.
20647 * config/pa/pa.c (output_lbranch): Update.
20648 (output_millicode_call): Update.
20649 (output_call): Update.
20650 (pa_combine_instructions): Update.
20651 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
20652 * config/bfin/bfin.c (gen_one_bundle): Update.
20653 * cfgrtl.c (can_delete_note_p): Update.
20654 (delete_insn): Update.
20655 (rtl_merge_blocks): Update.
20656 (commit_one_edge_insertion): Update.
20657 (rtl_verify_flow_info): Update.
20658 * stmt.c (expand_case): Do not call squeeze_notes.
20660 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20667 * c.opt (Wtype-limits): New.
20668 * doc/invoke.texi (Wtype-limits): Document it.
20669 (Wextra): Enabled by -Wextra.
20670 * c-opts.c (c_common_post_options): Enabled by -Wextra.
20671 * c-common.c (shorten_compare): Warn with Wtype-limits.
20673 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
20675 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
20676 inlined function, not as a macro.
20677 (_mm_alignr_pi8): Ditto.
20678 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
20679 (_mm_inserti_si64): Ditto.
20680 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
20681 (_mm_extract_epi16): Ditto.
20682 (_mm_insert_epi16): Ditto.
20683 (_mm_shufflehi_epi16): Ditto.
20684 (_mm_shufflelo_epi16): Ditto.
20685 (_mm_shuffle_epi32): Ditto.
20686 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
20687 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
20689 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
20691 (_m_to_float): Use C89 compatible assignment.
20693 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
20696 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
20698 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20701 * doc/invoke.texi (Wreturn-type): Complete description.
20702 (Wextra): Delete item about return-type warning.
20703 * c-decl.c: Delete redundant Wextra warning.
20705 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
20708 * config/i386/pmmintrin.h: Do not include xmmintrin.h
20709 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
20710 inlined function, not as a macro.
20711 (_mm_prefetch): Ditto.
20712 (_m_pextrw): Ditto.
20713 (_mm_insert_pi16): Ditto.
20714 (_m_pinsrw): Ditto.
20715 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
20716 (_m_pshufw): Ditto. Add const to __N argument.
20717 (_mm_shufle_ps): Ditto. Add const to __mask argument.
20718 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
20719 (_mm_slli_epi32): Ditto.
20720 (_mm_srli_si128): Implement as always inlined function, not as a
20721 macro. Add __inline to function declaration.
20722 (_mm_slli_si128): Ditto.
20724 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
20726 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
20727 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
20729 (struct fenv): New structure.
20730 (FP_HANDLE_EXCEPTIONS): New define.
20731 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
20732 (_FP_DECL_EXP): New define.
20733 (FP_INIT_ROUNDMODE): New define.
20734 (FP_ROUNDMODE): New define.
20736 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20738 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
20739 (Wconversion): Update description.
20740 (Wconversion-sign): New.
20741 * c.opt (Wconversion-sign): New.
20742 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
20743 means disabled for C++. Otherwise, take the status of Wconversion.
20744 * c-common.c (conversion_warning): Warn with either Wconversion or
20746 (warnings_for_convert_and_check): Conditions are already checked by
20747 conversion_warning.
20748 (convert_and_check): Don't check warnings if the conversion failed.
20750 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
20751 Anatoly Sokolov <aesok@dol.ru>
20753 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
20754 avr_epilogue_uses) : Add declaration.
20755 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
20756 * config/avr/constraints.md (R): New constraint.
20757 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
20758 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
20759 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
20760 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
20761 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
20762 call_prologue_saves, epilogue_restores, return_from_epilogue,
20763 return_from_main_epilogue, return_from_interrupt_epilogue,
20764 return_from_naked_epilogue, prologue, epilogue): New patterns.
20765 (jump): Handle symbol reference.
20766 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
20767 avr_output_function_prologue, avr_output_function_epilogue): Remove
20769 (avr_init_machine_status, expand_prologue, expand_epilogue,
20770 avr_asm_function_end_prologue, avr_epilogue_uses,
20771 avr_asm_function_begin_epilogue): New functions.
20772 (prologue_size, epilogue_size, jump_tables_size): Remove global
20774 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
20775 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
20776 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
20777 (avr_override_options): Initialise init_machine_status.
20778 (output_movhi): Handle all stack pointer loads.
20779 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
20780 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
20781 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
20782 (EPILOGUE_USES) Redefine.
20783 (machine_function) Declare.
20785 2007-05-19 Richard Sandiford <richard@codesourcery.com>
20787 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
20788 Use a single return statement.
20790 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20792 PR middle-end/30250
20793 * builtins.c (do_mpfr_lgamma_r): New.
20794 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
20795 * tree.h (CASE_FLT_FN_REENT): New.
20797 2007-05-18 Geoffrey Keating <geoffk@apple.com>
20799 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
20800 (output_die): Use 'unsigned long' with %x.
20801 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
20802 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
20803 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
20805 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
20807 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
20812 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
20813 true if function has no argument.
20815 2007-05-18 DJ Delorie <dj@redhat.com>
20817 * config/mips/mips.c (mips_offset_within_alignment_p): New.
20818 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
20820 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
20822 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
20823 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
20824 count_trailing_zeros.
20825 (__i386__): Implement count_leading_zeros using __builtin_clz().
20826 Implement count_trailing_zeros usign __builtin_ctz().
20828 2007-05-18 Richard Sandiford <richard@codesourcery.com>
20830 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
20832 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
20834 PR middle-end/31344
20835 * expr.c (emit_move_change_mode): Change mode of push operands here.
20837 2007-05-17 Ian Lance Taylor <iant@google.com>
20839 PR tree-optimization/31953
20840 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
20841 Change all callers.
20842 (set_value_range_to_null): Call set_value_range_to_value.
20843 (extract_range_from_comparison): Likewise.
20845 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20847 * toplev.c (print_version): Output GMP/MPFR version info.
20849 * builtins.c (CASE_MATHFN_REENT): New macro.
20850 (mathfn_built_in): Use it.
20851 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
20852 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
20853 BUILT_IN_LGAMMAL_R): New.
20854 * doc/extend.texi: Document new builtins.
20856 PR middle-end/31796
20857 * builtins.c (do_mpfr_remquo): New.
20858 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
20859 (fold_builtin_3): Handle BUILT_IN_REMQUO.
20861 PR middle-end/30251
20862 * builtins.c (fold_builtin_1): Handle y0, y1.
20863 (fold_builtin_2): Handle yn.
20865 PR middle-end/30251
20866 * builtins.c (do_mpfr_bessel_n): New.
20867 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
20868 (fold_builtin_2): Handle BUILT_IN_JN.
20870 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
20873 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
20874 TYPE_PRECISION (intmax_type_node).
20876 2007-05-17 Steve Ellcey <sje@cup.hp.com>
20879 * reload.c (subst_reloads): Remove checking.
20881 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
20883 PR rtl-optimization/31691
20884 * combine.c (simplify_set): Build a new src pattern instead of
20885 substituting its operands in the COMPARE case.
20887 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
20889 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
20890 (execute_vrp): Preserve loops through jump threading.
20891 * tree-ssa-threadupdate.c (thread_single_edge,
20892 dbds_continue_enumeration_p, determine_bb_domination_status,
20893 thread_through_loop_header): New functions.
20894 (create_edge_and_update_destination_phis,
20895 create_edge_and_update_destination_phis): Set loops for the new blocks.
20896 (prune_undesirable_thread_requests): Removed.
20897 (redirect_edges): Do not pretend that redirect_edge_and_branch can
20899 (thread_block): Do not call prune_undesirable_thread_requests.
20901 (mark_threaded_blocks): Select edges to thread here.
20902 (thread_through_all_blocks): Take may_peel_loop_headers argument.
20903 Thread edges through loop headers independently.
20904 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
20905 * tree-pass.h (TODO_mark_first_instance): New.
20906 (first_pass_instance): Declare.
20907 * cfghooks.c (duplicate_block): Put the block to the original loop
20908 if copy is not specified.
20909 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
20910 jump threading. Pass may_peel_loop_headers to
20911 thread_through_all_blocks according to first_pass_instance.
20912 * cfgloop.h (create_preheader): Declare.
20913 * tree-flow.h (thread_through_all_blocks): Declaration changed.
20914 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
20915 * passes.c (first_pass_instance): New variable.
20916 (next_pass_1): Set TODO_mark_first_instance.
20917 (execute_todo): Set first_pass_instance.
20919 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
20921 PR tree-optimization/24659
20922 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
20923 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
20924 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
20925 OTI_vec_pack_ufix_trunc.
20926 (vec_unpacks_float_hi_optab): Define new macro.
20927 (vec_unpacks_float_lo_optab): Ditto.
20928 (vec_unpacku_float_hi_optab): Ditto.
20929 (vec_unpacku_float_lo_optab): Ditto.
20930 (vec_pack_sfix_trunc_optab): Ditto.
20931 (vec_pack_ufix_trunc_optab): Ditto.
20932 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
20933 and vec_pack_[s|u]fix_trunc_optab using
20934 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
20935 * tree-vectorizer.c (supportable_widening_operation): Handle
20936 FLOAT_EXPR and CONVERT_EXPR. Update comment.
20937 (supportable_narrowing_operation): New function.
20938 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
20939 * tree-vect-transform.c (vectorizable_conversion): Handle
20940 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
20941 (vect_gen_widened_results_half): Move before vectorizable_conversion.
20942 (vectorizable_type_demotion): Call supportable_narrowing_operation()
20943 to check for target support.
20944 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
20945 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
20946 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
20947 for VEC_PACK_FIX_TRUNC_EXPR.
20948 (expand_binop): Special case mode of the result for
20949 vec_pack_[u|s]fix_trunc_optab.
20950 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
20951 vec_pack_[u|s]fix_trunc_optab.
20953 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
20954 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
20955 * tree-pretty-print.c (dump_generic_node): Handle
20956 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
20957 VEC_PACK_FIX_TRUNC_EXPR.
20959 * expr.c (expand_expr_real_1): Ditto.
20960 * tree-inline.c (estimate_num_insns_1): Ditto.
20961 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
20963 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
20964 (vec_unpacks_float_lo_v8hi): Ditto.
20965 (vec_unpacku_float_hi_v8hi): Ditto.
20966 (vec_unpacku_float_lo_v8hi): Ditto.
20967 (vec_unpacks_float_hi_v4si): Ditto.
20968 (vec_unpacks_float_lo_v4si): Ditto.
20969 (vec_pack_sfix_trunc_v2df): Ditto.
20971 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
20973 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
20974 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
20975 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
20976 [vec_pack_ufix_trunc]: Ditto.
20977 [vec_unpacks_float_hi]: Ditto.
20978 [vec_unpacks_float_lo]: Ditto.
20979 [vec_unpacku_float_hi]: Ditto.
20980 [vec_unpacku_float_lo]: Ditto.
20982 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
20984 * soft-fp/README: Update for new files.
20985 * soft-fp/floattisf.c: New file.
20986 * soft-fp/floattidf.c: New file.
20987 * soft-fp/floattitf.c: New file.
20988 * soft-fp/floatuntisf.c: New file.
20989 * soft-fp/floatuntidf.c: New file.
20990 * soft-fp/floatuntitf.c: New file.
20991 * soft-fp/fixsfti.c: New file.
20992 * soft-fp/fixdfti.c: New file.
20993 * soft-fp/fixtfti.c: New file.
20994 * soft-fp/fixunssfti.c: New file.
20995 * soft-fp/fixunsdfti.c: New file.
20996 * soft-fp/fixunstfti.c: New file.
20997 * soft-fp/extendxftf.c: New file.
20998 * soft-fp/trunctfxf.c: New file.
21000 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
21001 (__trunctfxf2): Ditto.
21003 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
21004 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
21005 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
21006 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
21007 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
21008 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
21010 * config/i386/t-fprules-softfp64: New file.
21011 * config/i386/sfp-machine.h: New file.
21012 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
21013 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
21014 and soft-fp/t-softfp to tmake_file.
21015 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
21016 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
21018 * config/i386/t-linux64 (softfp_wrap_start): New.
21019 (softfp_wrap_end): New.
21020 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
21021 supported for TARGET_64BIT.
21023 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
21025 * c-common.c (c_common_signed_or_unsigned_type): Emulate
21026 c_common_unsigned_type behavior.
21028 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
21030 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
21033 2007-05-16 Eric Christopher <echristo@apple.com>
21035 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
21036 saving after stack push. Set sp_offset whenever we push.
21037 (rs6000_emit_epilogue): Move altivec register restore before
21040 2007-05-16 Richard Sandiford <richard@codesourcery.com>
21042 * configure.ac: Allow sysroots to be relocated under $prefix as
21043 well as $exec_prefix.
21044 * configure: Regenerate.
21046 2007-05-16 Richard Sandiford <richard@codesourcery.com>
21050 2007-05-12 Richard Sandiford <richard@codesourcery.com>
21052 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
21053 (gcc_tooldir): Likewise.
21054 * configure: Regenerate.
21055 * Makefile.in (libsubdir_to_prefix): New variable, based on the
21056 old configure.ac gcc_tooldir setting.
21057 (prefix_to_exec_prefix): New variable.
21058 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
21059 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
21061 2007-05-14 Janis Johnson <janis187@us.ibm.com>
21063 * c-typeck.c (build_binary_op): Return early for error.
21065 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
21067 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
21068 struct nb_iter_bound.
21069 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
21070 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
21071 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
21072 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
21073 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
21074 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
21075 (del_scev_info): Use ggc_free.
21076 (scev_initialize): Allocate scalar_evolution_info in gc memory.
21077 * loop-init.c: Include ggc.h.
21078 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
21079 (loop_optimizer_finalize): Use ggc_free.
21080 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
21081 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
21082 pass_iv_optimize): Add TODO_ggc_collect.
21083 * function.h (struct function): Remove skip marker from
21085 * cfgloop.c: Include ggc.h.
21086 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
21088 (establish_preds): Vector superloops is gc allocated.
21089 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
21091 (flow_loops_find): Vector larray is gc allocated.
21092 (loop_exit_free): Use ggc_free.
21093 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
21094 that head of exits list is now not a part of struct loop.
21095 (record_loop_exits): Allocate exits table in gc memory.
21096 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
21097 that head of exits list is now not a part of struct loop.
21098 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
21099 struct loop_exit): Add GTY marker.
21100 (struct loop): Add GTY marker. Make superloops vector gc allocated.
21101 Add skip marker to aux field. Make head of exits list a separate
21103 (struct loops): Add GTY marker. Make larray vector gc allocated.
21104 Add param marker to exits table.
21105 (get_loops): Type changed.
21106 * Makefile.in (tree-scalar-evolution.o): Add
21107 gt-tree-scalar-evolution.h dependency.
21108 (cfgloop.o, loop-init.o): Add ggc.h dependency.
21109 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
21110 * basic-block.h (struct basic_block_def): Remove skip marker from
21113 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
21115 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
21116 of 0 in the call to expand_expr().
21117 (expand_builtin_mathfn_3): Ditto.
21118 (expand_builtin_interclass_mathfn): Ditto.
21119 (expand_builtin_cexpi): Ditto.
21120 (expand_builtin_int_roundingfn): Ditto.
21121 (expand_builtin_int_roundingfn_2): Ditto.
21122 (expand_builtin_pow): Ditto.
21123 (expand_builtin_powi): Ditto.
21124 (expand_builtin_bswap): Ditto.
21125 (expand_builtin_unop): Ditto.
21126 (expand_builtin_fabs): Ditto.
21127 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
21128 the call to expand_expr().
21129 (expand_builtin_sync_operation): Ditto.
21130 (expand_builtin_compare_and_swap): Ditto.
21131 (expand_builtin_lock_test_and_set): Ditto.
21132 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
21133 instead of 0 in the call to expand_expr().
21134 (expand_builtin_extract_return_addr): Ditto.
21135 (expand_builtin_eh_return): Ditto.
21136 (expand_eh_return): Ditto.
21137 * explow.c (expr_size): Ditto.
21138 * expr.c (optimize_bitfield_assignment_op): Ditto.
21139 (expand_assignement): Ditto.
21140 (store_expr): Ditto.
21141 (store_field): Ditto.
21142 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
21143 the call to expand_expr().
21144 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
21145 in the call to expand_expr().
21146 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
21147 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
21148 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
21150 * optabs.c (expand_vec_shift_expr): Ditto.
21151 (expand_vec_cond_expr): Ditto.
21152 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
21153 call to expand_expr().
21154 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
21155 in the call to expand_expr().
21157 2007-05-14 Dave Korn <dave.korn@artimi.com>
21159 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
21161 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
21163 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
21164 instead of c_common_unsigned_type.
21165 (c_common_unsigned_type): Remove.
21166 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
21167 c_common_unsigned_type.
21168 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
21169 c_common_unsigned_type.
21170 * c-common.h (c_common_unsigned_type): Remove.
21171 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
21172 c_common_unsigned_type.
21173 * c-format.c (check_format_types): Use unsigned_type_for instead of
21174 c_common_unsigned_type.
21175 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
21176 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
21177 of c_common_unsigned_type.
21178 * convert.c (convert_to_integer): Use unsigned_type_for instead of
21179 lang_hooks.types.unsigned_type.
21180 * expmed.c (make_tree): Use unsigned_type_for instead of
21181 lang_hooks.types.unsigned_type.
21182 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
21183 lang_hooks.types.unsigned_type.
21184 (build_range_check): Likewise.
21185 (fold_unary): Likewise.
21186 (fold_binary): Likewise.
21187 (fold_ternary): Likewise.
21188 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
21189 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
21190 * tree.c (get_unsigned_type): New.
21191 (unsigned_type_for): Use get_unsigned_type instead of
21192 lang_hooks.types.unsigned_type.
21194 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
21196 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
21197 to m68k_get_function_kind. Update its prototype.
21198 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
21200 (m68k_interrupt_function_p): Return enum m68k_function_type
21201 instead of bool. Rename to m68k_get_function_kind.
21202 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
21203 target is not fido.
21204 (m68k_compute_frame_layout): Don't mark any register for save
21205 if an interrupt_thread attribute is specified.
21206 (m68k_hard_regno_rename_ok): Update a use of
21207 m68k_interrupt_function_p.
21208 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
21209 m68k_interrupt_function_p.
21210 (m68k_function_type): New.
21211 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
21212 for a function with an interrupt_thread attribute.
21213 * doc/extend.texi: Document the interrupt_thread attribute.
21215 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
21217 Fix PR tree-optimization/31911
21218 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
21219 if they didn't change the expression.
21221 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
21223 * tree-scalar-evolution.c (resolve_mixers): Exported.
21224 * tree-scalar-evolution.h (resolve_mixers): Declare.
21225 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
21226 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
21227 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
21228 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
21229 init_array_ref, init_pointer_ref, analyze_indirect_ref,
21230 strip_conversion, analyze_offset_expr, address_analysis,
21231 object_analysis, analyze_offset): Removed.
21232 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
21233 split_constant_offset, canonicalize_base_object_address,
21234 object_address_invariant_in_loop_p, disjoint_objects_p,
21235 dr_may_alias_p, dr_address_invariant_p): New functions.
21236 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
21237 and dr_analyze_alias.
21238 (initialize_data_dependence_relation): Use dr_may_alias_p
21239 and object_address_invariant_in_loop_p.
21240 (compute_self_dependence): Handle the case when
21241 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
21242 (find_data_references_in_stmt): Restrict the analysis of data
21243 references to the given loop nest.
21244 (find_data_references_in_loop): Made static. Pass loop nest to
21245 find_data_references_in_stmt.
21246 (compute_data_dependences_for_loop): Use DR_VOPS.
21247 (free_data_ref): Free DR_VOPS.
21248 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
21249 (struct innermost_loop_behavior): ... new.
21250 (struct base_object_info): Replaced by ...
21251 (struct indices): ... new.
21252 (struct dr_alias): New.
21253 (enum data_ref_type): Removed.
21254 (struct data_reference): Consist of struct innermost_loop_behavior,
21255 struct indices and struct dr_alias.
21256 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
21257 (DR_MEMTAG): Renamed to ...
21258 (DR_SYMBOL_TAG): ... this.
21259 (find_data_references_in_loop): Declaration removed.
21260 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
21261 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
21262 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
21263 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
21265 2007-05-13 Revital Eres <eres@il.ibm.com>
21267 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
21268 which walks virtual def-use chains to find redundant stores.
21269 (dse_optimize_stmt): Call it.
21271 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
21273 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
21274 * passes.c (init_optimization_passes): Move pass_jump_bypass
21277 * basic-block.h (bb_has_eh_pred): Fix style issue.
21279 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
21281 PR rtl-optimization/31848
21282 * loop-invariant.c (move_invariant_reg): If we move an insn
21283 with a REG_EQUAL note, and that insn is not always executed,
21284 remove the REG_EQUAL note.
21286 2007-05-12 Richard Guenther <rguenther@suse.de>
21288 PR tree-optimization/31797
21289 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
21290 propagate into a stmt that has volatile ops.
21292 2007-05-12 Richard Sandiford <richard@codesourcery.com>
21294 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
21295 (gcc_tooldir): Likewise.
21296 * configure: Regenerate.
21297 * Makefile.in (libsubdir_to_prefix): New variable, based on the
21298 old configure.ac gcc_tooldir setting.
21299 (prefix_to_exec_prefix): New variable.
21300 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
21301 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
21303 2007-05-11 Silvius Rus <rus@google.com>
21305 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
21306 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
21307 * c-common.h (strict_aliasing_warning): Change return type.
21308 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
21309 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
21310 (build_c_cast): Condition call to strict_aliasing_warning.
21311 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
21312 * flags.h (set_Wstrict_aliasing): Declare.
21313 * opts.c (set_Wstrict_alising): Define, add call to.
21314 * tree-flow.h (strict_aliasing_warning_backend): Declare.
21315 * tree-ssa-alias-warnings.c: New file.
21316 * tree-ssa-alias.c (compute_may_aliases): Add call to
21317 strict_aliasing_warning_backend.
21319 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
21321 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
21322 Use loop_depth and loop_outer accessor functions.
21323 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
21324 determine_invariantness_stmt, move_computations_stmt): Ditto.
21325 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
21326 add_loop, loopify, unloop, fix_loop_structure): Ditto.
21327 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
21328 * tree-scalar-evolution.c (interpret_loop_phi,
21329 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
21330 instantiate_parameters_1, scev_const_prop): Ditto.
21331 * cfghooks.c (make_forwarder_block): Ditto.
21332 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
21333 * modulo-sched.c (loop_canon_p): Ditto.
21334 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
21335 slpeel_can_duplicate_loop_p): Ditto.
21336 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
21337 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
21338 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
21339 cancel_loop, verify_loop_structure): Ditto.
21340 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
21341 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
21342 superloops vector instead of "pred" array.
21343 (establish_preds): Take father loop as an argument. Initialize the
21345 (flow_loop_tree_node_add): Pass father loop to establish_preds.
21346 Do not initialize loop->outer.
21347 (flow_loop_tree_node_remove): Truncate the superloops vector.
21348 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
21349 "pred" merged to "superloops" vector.
21350 (loop_depth, loop_outer): New.
21351 (fel_init): Use loop_outer.
21353 2007-05-11 Jan Hubicka <jh@suse.cz>
21355 * cgraphunit.c: Include gt-cgraphunit.h
21356 (static_ctors, static_dtors): New static vars.
21357 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
21358 based on implementation in c-common.c
21359 (cgraph_finalize_function): Call record_cdtor_fn.
21360 (cgraph_optimize): Call cgraph_build_cdtor_fns.
21361 * decl.c (finish_function): Do not call c_record_cdtor_fn.
21362 (c_write_global_declarations): Do not call c_build_cdtor_fns.
21363 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
21364 build_cdtor, c_build_cdtor_fns): Remove.
21365 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
21366 c_build_cdtor_fns): Remove prototype.
21368 2007-05-11 Paolo Carlini <pcarlini@suse.de>
21371 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
21372 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
21373 * builtins.c (fold_builtin_memchr): New.
21374 (expand_builtin_memchr): Call the latter.
21375 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
21376 * doc/extend.texi ([Other built-in functions provided by GCC]):
21379 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
21381 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
21382 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
21383 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
21384 PFPO_OP1_TYPE_SHIFT): Constants added.
21385 (DFP_ALL): Mode macro defined.
21386 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
21387 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
21388 Insn definitions added.
21389 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
21390 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
21393 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
21395 PR tree-optimization/31885
21396 * tree-chrec.c (chrec_contains_undetermined): Do not consider
21397 NULL_TREE to be undetermined.
21398 (automatically_generated_chrec_p): Return false for NULL.
21400 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
21402 * config/bfin/bfin.h (MOVE_RATIO): Define.
21404 2007-05-10 Richard Sandiford <richard@codesourcery.com>
21406 * config.gcc (sparc-wrs-vxworks): New target.
21407 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
21408 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
21409 * config/sparc/sparc.h: Include vxworks-dummy.h.
21410 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
21411 include LABEL_REFs too.
21412 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
21413 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
21415 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
21417 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
21418 (sparc_emit_call_insn): New function.
21419 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
21420 functions when generating VxWorks PIC.
21421 * config/sparc/sparc.md (vxworks_load_got): New pattern.
21422 (call, call_value): Use sparc_emit_call_insn instead of
21425 2007-05-09 Bob Wilson <bob.wilson@acm.org>
21427 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
21429 2007-05-09 Bob Wilson <bob.wilson@acm.org>
21431 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
21432 for floating-point values if HOST_BITS_PER_LONG > 32. Use
21433 split_double instead of operand_subword.
21435 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
21437 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
21438 * config/bfin/bfin.c (bfin_local_alignment): New function.
21439 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
21441 2007-05-08 Chao-ying Fu <fu@mips.com>
21443 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
21444 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
21445 (smsub_widen_optab, umsub_widen_optab): Define.
21446 * optabs.c (init_optabs): Initialize smsub_widen_optab and
21448 * genopinit.c (optabs): Fill in smsub_widen_optab and
21450 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
21451 and umsub_widen_optab to implement multiply-subtract sequences.
21452 * config/mips/mips.md (*msac<u>_di): Rename to...
21453 (<u>msubsidi4): ...this. Extend condition to include
21454 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
21455 of operand 0 to "ka" and use the three-operand form of msub<u>
21457 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
21460 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
21462 PR rtl-optimization/28011
21463 * reload.c (push_reload): Set dont_share if IN appears in OUT
21464 also when IN is a PLUS rtx.
21465 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
21468 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
21470 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
21471 call unshare_all_decls.
21472 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
21473 (unshare_all_decls): Remove.
21475 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
21478 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
21481 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
21482 Nigel Stephens <nigel@mips.com>
21484 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
21485 Update comments and all uses.
21486 (MIN_FPRS_PER_FMT): Define.
21487 * config/mips/mips.c (function_arg): Fix to correctly handle
21488 the -mips32r2 -mfp64 -mabi=32 case.
21489 (override_options): Enable use of odd-numbered registers for
21490 SFmode values on MIPS32.
21491 (mips_save_reg_p): Save whole floating-point register pair if
21492 either half is used.
21493 (compute_frame_size): Fix comment.
21495 2007-05-08 Jie Zhang <jie.zhang@analog.com>
21497 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
21498 argument of type bool.
21499 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
21500 argument. Safely select temporary P register according to it.
21501 (do_link): Change call site of add_to_reg accordingly.
21502 (do_unlink): Add epilogue_p as a fourth argument and pass it
21504 (expand_interrupt_handler_epilogue): Change call of do_unlink
21506 (bfin_expand_prologue): Add a third argument sibcall_p.
21507 * config/bfin/bfin.md (epilogue): Change call of
21508 bfin_expand_epilogue accordingly.
21509 (sibcall_epilogue): Likewise.
21510 (eh_return_internal): Likewise.
21512 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
21513 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
21514 * config/bfin/bfin.c (bfin_handle_option): Handle
21515 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
21516 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
21517 Support bf534, bf536 and bf561.
21518 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
21520 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
21523 * config/i386/i386.c (ix86_function_regparm): Process local
21524 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
21526 2007-05-07 Mike Stump <mrs@apple.com>
21528 * doc/invoke.texi (Warning Options): Document that -Wempty-body
21529 also checks for and while statements in C++.
21531 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
21533 * gcc.c (at_file_supplied): New variable.
21534 (main): Set it if we expanded argv.
21535 (do_spec_1): Pass an @-file to the linker if we were called with
21536 an @-file argument and HAVE_GNU_LD.
21537 * collect2.c (at_file_supplied): New variable.
21538 (response_file): New variable.
21539 (collect_exit): Unlink response_file if necessary.
21540 (handler): Likewise.
21541 (do_wait): Likewise.
21542 (main): Set at_file_supplied if we expanded argv.
21543 (collect_execute): Pass an @-file to subprocesses if we were called
21544 with an @-file argument.
21545 * configure.ac: Add define for HAVE_GNU_LD.
21546 * configure: Regenerate.
21547 * config.in: Regenerate.
21549 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
21551 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
21552 operand to HI mode.
21557 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
21559 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21560 (TARGET_ENCODE_SECTION_INFO): Re-define.
21561 (m32c_encode_section_info): New
21562 (function_vector_handler): New
21563 (current_function_special_page_vector): New
21564 (m32c_special_page_vector_p): New.
21565 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
21567 * config/m32c/jump.md: Added instruction JSRS for functions
21568 with attribute "function_vector".
21569 * doc/extend.texi (function_vector): Added description
21570 for M16C, M32C targets.
21572 2007-05-07 DJ Delorie <dj@redhat.com>
21575 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
21576 ashrpsi3, lshrpsi3): Update shift count constraint.
21578 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
21579 Nathan Froyd <froydnj@codesourcery.com>
21582 * c-incpath.c (add_path): Strip trailing path separators.
21584 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
21586 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
21587 Free dominance info before purging EH edges.
21588 (eliminate_degenerate_phis): Likewise.
21589 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
21591 2007-05-07 Jan Hubicka <jh@suse.cz>
21593 * gimplify.c (gimplify_expr): Do not crash when folding
21594 (void *)(int)&a + 4.
21596 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21599 * c-opts.c (lang_fortran): Make it non static.
21600 * c-common.h (lang_fortran): New prototype.
21601 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
21602 -lang-fortran option was passed by the driver.
21604 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
21606 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
21607 of ASSERT_CHECKING. Tweak message.
21609 2007-05-06 Revital Eres <eres@il.ibm.com>
21612 * loop-unroll.c (insert_var_expansion_initialization):
21613 Initialize the expansions with -zero instead of +zero.
21615 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
21617 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
21618 into pic and non-pic versions. Mark r19 as used for
21619 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
21620 for tgd_load, tld_load and tie_load .
21621 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
21622 version of tgd_load, tld_load and tie_load depending on the
21625 2007-05-04 Ulrich Drepper <drepper@redhat.com>
21626 Jakub Jelinek <jakub@redhat.com>
21628 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
21629 (__do_global_dtors_aux): Use more paranoid loop to run
21630 destructors if HIDDEN_DTOR_LIST_END.
21631 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
21633 2007-05-04 Jakub Jelinek <jakub@redhat.com>
21635 * varasm.c (align_variable): Don't increase alignment for
21636 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
21637 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
21639 2007-05-04 Josh Conner <jconner@apple.com>
21641 * basic-block.h (cdi_direction): Assign values to all enumeration
21643 (dom_computed): Remove.
21644 (dom_info_state): New.
21645 (set_dom_info_availability): New.
21646 * tree-ssa-loop-im.c (determine_invariantness): Initialize
21647 walk_data.dom_direction.
21648 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
21649 instead of dom_computed[].
21650 (split_edge): Likewise.
21651 (create_basic_block): Likewise.
21652 (merge_blocks): Likewise.
21653 * ifcvt.c (find_if_header): Likewise.
21654 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
21655 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
21656 * tree-ssa.c (verify_ssa): Likewise.
21657 * tree-cfg.c (tree_verify_flow_info): Likewise.
21658 (remove_edge_and_dominated_blocks): Likewise.
21659 * dominance.c (dom_computed): Make static.
21660 (calc_dfs_tree_nonrec): Change third param to a bool.
21661 (calc_dfs_tree): Change second param to a bool.
21662 (calc_idioms): Change second param to a bool. Use
21663 dom_convert_dir_to_idx.
21664 (init_dom_info): Validate dir before using.
21665 (dom_convert_dir_to_idx): New.
21666 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
21667 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
21668 (free_dominance_info): Use dom_convert_dir_to_idx.
21669 (get_immediate_dominator): Likewise.
21670 (set_immediate_dominator): Likewise.
21671 (get_dominated_by): Likewise.
21672 (redirect_immediate_dominators): Likewise.
21673 (nearest_common_denominator): Likewise.
21674 (dominated_by_p): Likewise.
21675 (bb_dom_dfs_in): Likewise.
21676 (bb_dom_dfs_out): Likewise.
21677 (recount_dominator): Likewise.
21678 (iterate_fix_dominators): Likewise.
21679 (add_to_dominance_info): Likewise.
21680 (delete_from_dominance_info): Likewise.
21681 (first_dom_son): Likewise.
21682 (next_dom_son): Likewise.
21683 (dom_info_available_p): Likewise.
21684 (dom_info_state): New.
21685 (set_dom_info_availability): New.
21687 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
21689 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
21691 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
21693 2007-05-04 Bob Wilson <bob.wilson@acm.org>
21695 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
21696 (subdi3, subdi_carry): Delete.
21698 2007-05-04 Jan Hubicka <jh@suse.cz>
21699 Richard Guenther <rguenther@suse.de>
21701 * opts.c (decode_options): Do not fiddle with inlining
21702 parameters in case of optimizing for size.
21703 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
21704 for size do nothing.
21705 (cgraph_decide_inlining_of_small_function): When optimizing for
21706 size never inline functions increasing caller size.
21707 (cgraph_early_inlining): Inline for size when optimizing for size.
21709 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
21711 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
21712 logical operations piecewise.
21713 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
21714 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
21715 subdi_sesidi_di): Delete.
21716 (add_with_carry): Produce carry in CC instead of a DREG to shorten
21717 the generated sequence. Allow three-reg add in constraints. Rewrite
21718 the rtl expression for carry to avoid zero_extend of a constant.
21719 (sub_with_carry): New pattern.
21720 (adddi3, subdi3): Change into define_expand. For subtract, generate a
21721 different sequence not involving jumps.
21722 (notbi): Now a named pattern.
21724 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
21726 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
21727 Add the note about a significant loss of accuracy of some
21728 mathematical routines when these options are used.
21730 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21732 * haifa-sched.c (rtx_vec_t): New typedef.
21733 (contributes_to_priority_p): Extract piece of priority () into new
21735 (priority): Use the function. Add assertion.
21736 (rank_for_schedule, set_priorities): Add assertion to check that
21737 insn's priority is initialized.
21738 (clear_priorities, calc_priorities): Change signature. Make it update
21739 all relevant insns. Update all callers ('add_to_speculative_block ()'
21740 and 'create_block_check_twin ()').
21741 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
21742 Add new field 'priority_status'.
21743 (INSN_PRIORITY_STATUS): New macro.
21744 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
21746 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21748 * sched-ebb.c (debug_ebb_dependencies): New static function.
21749 (init_ready_list): Use it.
21751 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
21752 with changed signature and 'debug_rgn_dependencies ()'.
21753 (debug_rgn_dependencies): New static function.
21754 (init_ready_list): Use it.
21756 * sched-int.h (debug_dependencies): Declare.
21758 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
21760 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
21762 2007-05-04 Dirk Mueller <dmueller@suse.de>
21764 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
21766 2007-05-03 Jan Hubicka <jh@suse.cz>
21768 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
21769 ((T1)X op (T1)Y), for pointer type in more cases than before.
21771 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
21773 * tree-object-size.c (plus_expr_object_size): When operand size is
21774 unknown, return unknown.
21776 2007-05-03 Dirk Mueller <dmueller@suse.de>
21778 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
21780 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
21783 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
21785 2007-05-03 Janis Johnson <janis187@us.ibm.com>
21787 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
21789 2007-05-03 Joseph Myers <joseph@codesourcery.com>
21791 * config/soft-fp/double.h, config/soft-fp/extended.h,
21792 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
21793 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
21794 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
21795 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
21798 2007-05-03 Ian Lance Taylor <iant@google.com>
21800 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
21801 MASK_PPC_GFXOPT for 8540 or 8548.
21803 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
21805 * tree-vect-transform.c (vect_update_inits_of_drs): Use
21806 vect_print_dump_info() to output debug information.
21808 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
21811 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
21812 operands of size 2 when operand is not MEM_P.
21814 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
21816 PR tree-optimization/30565
21817 * lambda-code.c (perfect_nestify): Fix updating of dominators.
21819 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
21821 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
21822 (umulsi3_highpart): Use them.
21823 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
21824 for final accumulator to D regisster tranfser.
21826 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
21828 PR tree-optimization/31699
21829 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
21831 (vect_enhance_data_refs_alignment): Compute peel amount using
21832 TYPE_VECTOR_SUBPARTS instead of vf.
21833 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
21835 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
21838 * system.h: Remove inclusion of double-int.h
21839 * tree.h: Include double-int.h
21840 * gengtype.c: Likewise
21841 * cfgloop.h: Likewise
21842 * Makefile.in: Adjust dependencies on double-int.h
21844 2007-05-02 Eric Christopher <echristo@apple.com>
21846 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
21847 -shared to -Zdynamiclib.
21849 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
21852 * c-common.c (strip_pointer_or_array_types): New function.
21853 * c-common.h (strip_pointer_or_array_types): New function declaration.
21855 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
21857 PR tree-optimization/31771
21858 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
21860 2007-05-02 Paul Brook <paul@codesourcery.com>
21862 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
21864 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
21866 PR middle-end/29715
21867 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
21870 2007-05-02 Nick Clifton <nickc@redhat.com>
21872 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
21874 2007-05-02 Richard Guenther <rguenther@suse.de>
21876 PR tree-optimization/31146
21877 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
21878 argument, single_use_p. If we have a single use that is
21879 a conversion to the definition rhs type, propagate that rhs.
21880 (forward_propagate_addr_expr): Pass single_use_p argument
21881 to forward_propagate_addr_expr_1.
21883 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
21885 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
21888 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21890 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
21891 'AMD Family 10 core'.
21893 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21895 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
21896 and athlon64-sse3 as improved versions of k8, opteron and athlon64
21897 with SSE3 instruction set support.
21898 * doc/invoke.texi: Likewise.
21900 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21902 * config/i386/i386.c (override_options): Tuning 32-byte loop
21903 alignment for amdfam10 architecture. Increasing the max loop
21904 alignment to 24 bytes.
21906 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
21908 * config/m68k/constraints.md: New.
21909 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
21910 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
21911 EXTRA_CONSTRAINT): Remove.
21912 * config/m68k/m68k.md: Include constraints.md.
21913 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
21915 2007-05-01 Ian Lance Taylor <iant@google.com>
21917 PR tree-optimization/31739
21918 * tree-vrp.c (vrp_val_is_max): New static function.
21919 (vrp_val_is_min): New static function.
21920 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
21922 (set_value_range): Use vrp_val_is_{max,min}.
21923 (extract_range_from_assert): Likewise.
21924 (extract_range_from_binary_expr): Likewise.
21925 (extract_range_from_unary_expr): Likewise.
21926 (dump_value_range, vrp_meet): Likewise.
21927 (vrp_visit_phi_node): Likewise.
21928 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
21930 2007-05-01 Mark Mitchell <mark@codesourcery.com>
21932 * config/i386/gmon-sol2.c (size_t): New type.
21933 (intptr_t): Likewise.
21934 (s_textsize): Declare as size_t.
21936 (monstartup): Use size_t for sizes.
21937 (_mcount): Save and restore registers.
21938 (internal_mcount): Pass 0 as the first argument to monstartup
21940 (moncontrol): Convert pointer to appropriately sized integer
21941 before passing to profil.
21943 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21945 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
21946 __NO_FPRS__, not just if _SOFT_DOUBLE.
21947 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
21948 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
21949 also for E500 double.
21950 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
21951 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
21954 2007-05-01 Richard Guenther <rguenther@suse.de>
21956 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
21959 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21961 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
21963 2007-05-01 Jan Hubicka <jh@suse.cz>
21965 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
21968 2007-05-01 Jan Hubicka <jh@suse.cz>
21970 * tree.h (maybe_fold_offset_to_component_ref): Remove.
21971 (maybe_fold_offset_to_reference): Declare.
21972 * fold-const.c (fold_unary): Do not fold
21973 (type *)&A into &A->field_of_type_and_offset_0
21974 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
21975 size is unknown, give up.
21976 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
21978 (maybe_fold_offset_to_reference): New.
21979 (maybe_fold_stmt_indirect): Use it.
21980 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
21981 * gimplify.c (gimplify_conversion): Canonicalize conversions to
21983 (gimplify_expr): Likewise for plus_expr.
21985 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
21987 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
21988 bsi_after_labels. Always insert statements before bsi.
21989 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
21990 * predict.c (apply_return_prediction): Check for empty blocks.
21991 * cfgexpand.c (lab_rtx_for_bb): New variable.
21992 (label_rtx_for_bb): Do not create new tree labels.
21993 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
21994 (tree_expand_cfg): Initialize lab_rtx_for_bb.
21995 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
21997 (label_for_bb): Add field used.
21998 (update_eh_label, main_block_label): Mark the label used.
21999 (cleanup_dead_labels): Remove unused labels.
22001 2007-05-01 Richard Guenther <rguenther@suse.de>
22003 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
22004 if it is not about to be set.
22005 (get_value_range): Do not pre-allocate equiv bitmap.
22006 (update_value_range): No need to clear equiv field.
22007 (add_equivalence): Change prototype to get bitmap pointer.
22008 Allocate bitmap here if it is not already.
22009 (extract_range_from_assert): Do not allocate bitmap here.
22010 Update callers to add_equivalence.
22011 (extract_range_from_ssa_name): Likewise.
22012 (get_vr_for_comparison): New static helper.
22013 (compare_name_with_value): Handle NULL equiv bitmap by
22014 peeling the first iteration of the comparison loop.
22015 Use get_vr_for_comparison.
22016 (compare_names): Handle NULL equiv bitmaps by using fake
22017 ones. Use get_vr_for_comparison.
22019 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
22021 * double-int.c (mpz_set_double_int): Moved from
22022 tree-ssa-loop-niter.c.
22023 (mpz_get_double_int): Likewise; also, add option to wrap
22024 out-of-range integers.
22025 * double-int.h: New prototypes for above.
22026 * tree.c (get_static_type_bounds): Moved from
22027 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
22028 TYPE_MAX_VALUE if they exist..
22029 * tree.h: New prototype for above.
22030 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
22031 get_type_bounds calls.
22032 (mpz_set_double_int): Move to double-int.c.
22033 (get_type_bounds): Move to tree.c, rename to
22034 get_static_type_bounds.
22035 (mpz_to_double_int): Move to double-int.c, rename to
22036 mpz_get_double_int.
22038 2007-04-30 Bob Wilson <bob.wilson@acm.org>
22040 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
22041 DIV0 exception can fall through to a normal return.
22043 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
22045 PR middle-end/22156
22046 Temporarily revert:
22047 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
22048 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
22049 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
22050 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
22051 initialize align to silence bogus warning.
22052 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
22053 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
22055 (struct sra_walk_fns): Remove use_all parameter from use.
22056 (sra_hash_tree): Handle BIT_FIELD_REFs.
22057 (sra_elt_hash): Don't hash bitfld blocks.
22058 (sra_elt_eq): Skip them in parent compares as well. Handle
22060 (sra_walk_expr): Don't maintain or pass down use_all_p.
22061 (scan_use): Remove use_all parameter.
22062 (scalarize_use): Likewise. Re-expand assignment to
22063 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
22064 output, and re-scalarize after output. Don't mark anything
22066 (scalarize_ldst): Adjust.
22067 (scalarize_walk_gimple_modify_statement): Likewise.
22068 (build_element_name_1): Handle BIT_FIELD_REFs.
22069 (instantiate_element): Don't warn for any element whose parent
22070 is used as a whole.
22071 (instantiate_missing_elements_1): Return the sra_elt.
22072 (canon_type_for_field): New.
22073 (try_instantiate_multiple_fields): New.
22074 (instantiate_missing_elemnts): Use them.
22075 (mark_no_warning): Removed.
22076 (generate_one_element_ref): Handle BIT_FIELD_REFs.
22077 (REPLDUP, sra_build_elt_assignment): New.
22078 (generate_copy_inout): Use them.
22079 (generate_element_copy): Likewise. Handle bitfld differences.
22080 (generate_element_zero): Don't recurse for blocks. Use
22081 sra_build_elt_assignment.
22082 (generate_one_element_int): Take elt instead of var. Use
22083 sra_build_elt_assignment.
22084 (generate_element_init_1): Adjust.
22085 (scalarize_use, scalarize_copy): Use REPLDUP.
22086 (scalarize_ldst): Move assert before dereference.
22087 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
22089 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
22092 * tree.c (reconstruct_complex_type): Reconstruct a reference
22094 Also use the same mode for the pointer as the old pointer type.
22096 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22098 * doc/trouble.texi (Interoperation): Remove note about Ultrix
22101 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
22103 PR rtl-optimization/31676
22104 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
22105 (df_refs_record): Call it.
22107 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22109 * rtl.def (SS_ABS): New code.
22110 * config/bfin/bfin.c (print_operand): New modifier 'v'.
22111 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
22112 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
22113 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
22114 (bfin_init_builtins): Define them.
22115 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
22116 (bfin_expand_builtin): ... and handle the others here.
22117 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
22118 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
22119 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
22120 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
22121 operand is only HImode.
22123 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
22125 * regclass.c (scan_one_insn): Remove splitting of
22128 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
22129 Nigel Stephens <nigel@mips.com>
22131 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
22133 2007-04-28 Jan Hubicka <jh@suse.cz>
22135 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
22136 insn_locators_alloc instead of insn_locators_initialize;
22137 call reset_block_changes.
22138 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
22139 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
22140 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
22141 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
22142 * config/score/score.c (th_output_mi_thunk): Likewise.
22143 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
22144 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
22145 tolerate uninitialized locator info.
22148 * function.c (init_function_start): Don't init line number info.
22149 (expand_function_end): Update.
22150 (reset_block_changes, record_block_change, finalize_block_changes,
22151 check_block_change, free_block_changes): Kill.
22152 * function.h (reset_block_changes, record_block_change,
22153 finalize_block_changes, check_block_change, free_block_changes):
22155 (struct function): Remove ib_boundaries_block.
22156 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22157 Use curr_insn_locator to initialize locator.
22158 (emit_line_note): Remove.
22159 * cfgexpand.c (expand_gimple_cond_expr): Update.
22160 (construct_exit_block): Likewise.
22161 (tree_expand_cfg): Initialize/finalize locators.
22162 * expr.c (expand_expr_real): Update.
22163 * cfglayout.c (line_locators_locs, line_locators_lines,
22164 file_locators_locs, file_locators_files): Remove.
22165 (set_block_levels): Move to cfgexpand.c.
22166 (insn_locators_initialize): Remove.
22167 (pass_insn_locators_initialize): Remove.
22168 (locations_locators_locs, locations_locators_vals): New static vars.
22169 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22171 (insn_locators_alloc, insn_locators_finalize,
22172 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22174 (locator_location): New.
22175 (locator_line, locator_file): Rewrite.
22176 * rtl.h (emit_line_note): Kill.
22177 (insn_locators_alloc, insn_locators_finalize,
22178 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22180 * tree-inline.c (initialize_cfun): Do not initialize
22181 ib_boundaries_block.
22182 * passes.c (pass_insn_locators_initialize): Remove.
22184 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
22186 * tree-cfg.c (move_block_to_fn): Release bb from dominance
22187 info. Update last_basic_block correctly.
22189 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
22192 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
22193 register itself to hold the offset constant. Tell flow the use
22194 of r4 and r5 when they are used.
22196 2007-04-27 Richard Guenther <rguenther@suse.de>
22198 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
22199 if we simplified anything.
22200 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
22201 warnings until we did a simplification and the stmt was not
22202 marked as TREE_NO_WARNING.
22204 2007-04-27 Mike Stump <mrs@apple.com>
22206 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
22208 2007-04-27 Ian Lance Taylor <iant@google.com>
22210 PR middle-end/31710
22211 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
22212 TYPE_MAX_VALUE exist, convert them to the new type.
22214 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
22216 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
22217 if it claims to be available.
22218 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
22219 edge is redirected.
22220 (perform_tree_ssa_dce): Always free postdominators.
22222 2007-04-27 Richard Henderson <rth@redhat.com>
22224 * config/alpha/predicates.md (aligned_memory_operand): Mark
22225 as define_special_predicate.
22226 (unaligned_memory_operand, normal_memory_operand): Likewise.
22227 (reg_or_unaligned_mem_operand): Remove.
22228 (any_memory_operand): Match the documentation and check for
22229 non-renumbered pseudos during reload.
22230 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
22231 alpha_secondary_reload_class, update to new interface, make static.
22232 Handle CQImode like HImode. Remove FP subreg check.
22233 (alpha_expand_mov): Use replace_equiv_address.
22234 (alpha_expand_mov_nobwx): Use any_memory_operand.
22235 (TARGET_SECONDARY_RELOAD): New.
22236 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
22237 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
22238 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
22239 * config/alpha/alpha.md: ... here.
22240 (RELOAD12, reloadmode): New.
22242 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
22243 Don't handle the aligned case here.
22244 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
22245 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
22246 reload_inhi_help. Don't expect a scratch register.
22247 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
22249 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
22251 2007-04-27 Richard Guenther <rguenther@suse.de>
22253 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
22255 2007-04-27 Richard Guenther <rguenther@suse.de>
22257 PR tree-optimization/30965
22258 PR tree-optimization/30978
22259 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
22260 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
22261 (find_equivalent_equality_comparison): Likewise.
22262 (simplify_cond): Likewise.
22263 (get_prop_source_stmt): New helper.
22264 (get_prop_dest_stmt): Likewise.
22265 (can_propagate_from): Likewise.
22266 (remove_prop_source_from_use): Likewise.
22267 (combine_cond_expr_cond): Likewise.
22268 (forward_propagate_comparison): New function.
22269 (forward_propagate_into_cond): Rewrite to use fold for
22271 (tree_ssa_forward_propagate_single_use_vars): Call
22272 forward_propagate_comparison to propagate comparisons.
22274 2007-04-27 Richard Guenther <rguenther@suse.de>
22276 PR tree-optimization/31715
22277 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
22278 sure to do computation on the offset in an appropriate
22281 2007-04-27 Richard Sandiford <richard@codesourcery.com>
22283 * reload.h (elimination_target_reg_p): Declare.
22284 * reload.c (find_reloads): Don't apply the reg_rtx move
22285 optimization if the SET_DEST satisfies elimination_target_reg_p.
22286 * reload1.c (elimination_target_reg_p): New function.
22287 (gen_reload): In the move/add2 fallback, make sure that op0
22288 does not overlap the destination register.
22290 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
22292 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
22293 transform only GIMPLE_MODIFY_STMTs.
22294 * tree-complex.c (expand_complex_operations_1): Ditto.
22295 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
22296 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
22297 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
22299 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
22300 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
22301 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
22302 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
22303 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
22304 slpeel_add_loop_guard): Ditto.
22305 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
22306 * lambda-code.c (perfect_nestify): Ditto.
22307 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
22308 before the first statement.
22309 * tree-optimize.c (execute_free_datastructures): Fix comments.
22310 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
22311 * tree-flow.h (disband_implicit_edges): Declaration removed.
22312 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
22314 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
22315 COND_EXPRs without gotos.
22316 (disband_implicit_edges, has_label_p): Removed.
22317 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
22318 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
22320 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
22322 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
22323 also for COND_EXPRs.
22324 * cfgexpand.c (label_rtx_for_bb): New function.
22325 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
22326 Use label_rtx_for_bb to find the labels.
22327 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
22328 last block. Detect fallthru edges.
22330 2007-04-26 Ian Lance Taylor <iant@google.com>
22333 * reload.c (find_reloads_subreg_address): If the address was valid
22334 in the original mode but not in the new mode, reload the whole
22337 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
22339 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
22340 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
22341 (cleanup_control_expr_graph): Do not invalidate dominance info.
22342 Record altered blocks.
22343 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
22344 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
22345 cleanup_tree_cfg_bb): New functions.
22346 (remove_forwarder_block): Do not maintain the worklist of blocks.
22347 Record altered blocks.
22348 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
22349 not over whole cfg.
22350 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
22351 delete_unreachable_blocks if dominators are not available.
22352 * tree-inline.c (optimize_inline_calls): Free dominance information
22354 * tree-flow.h (remove_edge_and_dominated_blocks,
22355 cfgcleanup_altered_bbs): Altered.
22356 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
22358 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
22360 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
22361 do not invalidate dominators.
22363 2007-04-26 Anatoly Sokolov <aesok@post.ru>
22365 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
22366 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
22367 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22368 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
22370 2007-04-26 Steve Ellcey <sje@cup.hp.com>
22372 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
22374 2007-04-26 Richard Guenther <rguenther@suse.de>
22376 PR tree-optimization/31703
22377 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
22378 the right type for the target of the bittest.
22380 2007-04-26 Richard Sandiford <richard@codesourcery.com>
22382 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
22383 ix86_sol10_return_in_memory.
22385 2007-04-26 Richard Sandiford <richard@codesourcery.com>
22387 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
22390 2007-04-26 Jakub Jelinek <jakub@redhat.com>
22393 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
22395 PR tree-optimization/30558
22396 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
22397 clear this_state.prev_try.
22399 2007-04-26 Richard Sandiford <richard@codesourcery.com>
22400 Mark Mitchell <mark@codesourcery.com>
22402 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
22403 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
22404 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
22406 2007-04-26 Richard Sandiford <richard@codesourcery.com>
22409 * doc/invoke.texi (%:print-asm-header): Document.
22410 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
22412 (static_spec_functions): Add print-asm-header.
22413 (main): Print a banner before the --target-help linker options.
22414 (print_asm_header_spec_function): New function.
22416 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
22419 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
22420 (movsf_ie): Likewise.
22422 2007-04-25 Paolo Carlini <pcarlini@suse.de>
22424 * doc/extend.texi ([Type Traits]): Adjust per N2255.
22426 2007-04-25 Bob Wilson <bob.wilson@acm.org>
22428 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
22429 exception for divide-by-zero.
22430 (__umodsi3, __modsi3): Likewise.
22432 2007-04-25 Dirk Mueller <dmueller@suse.de>
22434 * c-typeck.c (build_compound_expr): Annotate warning()
22435 call with OPT_Wunused_value.
22436 * tree-ssa.c (warn_uninit): Annotate warning with
22438 * c-common.c (handle_sentinel_attribute): Annotate warning
22439 call with OPT_Wattributes.
22441 2007-04-25 Thiemo Seufer <ths@mips.com>
22443 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
22444 (mips16): Fix typo.
22445 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
22446 on to the assembler. Improve handling of -mno-mips16. Add handling
22447 of -mno-mips3d, -mno-dsp, -mno-dspr2.
22448 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
22449 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
22450 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
22452 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
22455 * config/i386/winnt.c (i386_pe_file_end): Strip only
22456 USER_LABEL_PREFIX when writing export name.
22458 2007-04-25 Richard Sandiford <richard@codesourcery.com>
22460 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
22461 sh/elf.h, vx-common.h and vxworks.h.
22462 * config/sh/sh.h: Include config/vxworks-dummy.h.
22463 (SUBTARGET_OVERRIDE_OPTIONS): Define.
22464 (OVERRIDE_OPTIONS): Use it.
22465 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
22466 (vxworks_picreg): New pattern.
22467 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
22468 VXWORKS_OS_CPP_BUILTINS.
22469 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
22470 to their VXWORKS_* equivalents.
22471 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
22472 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
22473 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
22474 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
22475 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
22476 -mrtp/-fPIC multilibs.
22477 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
22478 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
22479 (MULTILIB_OSDIRNAMES): Delete.
22481 2007-04-25 Anatoly Sokolov <aesok@post.ru>
22484 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
22486 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
22488 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
22489 rounding mode to be specified by the caller.
22490 (real_to_mpfr) Likewise.
22491 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
22492 include new arguments.
22493 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
22495 2007-04-24 Ian Lance Taylor <iant@google.com>
22497 PR tree-optimization/31605
22498 * tree-vrp.c (set_value_range): Check that min and max are not
22499 both overflow infinities.
22500 (set_value_range_to_value): New static function.
22501 (extract_range_from_binary_expr): Call set_value_range_to_value.
22502 (extract_range_from_cond_expr): Likewise.
22503 (extract_range_from_expr): Likewise.
22504 (extract_range_from_unary_expr): Likewise. Don't create a range
22505 which overflows on both sides.
22506 (vrp_meet): Check for a useless range.
22507 (vrp_visit_phi_node): If we see a constant which looks like an
22508 overflow infinity, turn off the TREE_OVERFLOW flag.
22510 2007-04-24 Ian Lance Taylor <iant@google.com>
22512 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
22514 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
22516 PR diagnostic/25923
22517 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
22518 diagnostic message is being built.
22519 * tree-pretty-print.c (dump_generic_node): Only write the
22520 formatted text into BUFFER's stream if we are not building a
22521 diagnostic message.
22522 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
22524 * Makefile.in (toplev.o): Depend on tree-pass.h.
22526 2007-04-24 Ian Lance Taylor <iant@google.com>
22528 PR tree-optimization/31602
22529 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
22530 conditionals in the copied loop header.
22531 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
22532 warnings if TREE_NO_WARNING is set.
22533 * doc/invoke.texi (Warning Options): Clarify that
22534 -Wstrict-overflow does not warn about loops.
22536 2007-04-24 Janis Johnson <janis187@us.ibm.com>
22538 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
22539 expand on the comment about _Decimal128 arguments and check the
22540 integer result of the modulus operation; for 64-bit ELF ABI, ensure
22541 that _Decimal128 argument uses even/odd register pair.
22542 (function_arg): Ditto.
22544 2007-04-24 Hui-May Chang <hm.chang@apple.com>
22546 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
22547 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
22549 2007-04-24 Richard Guenther <rguenther@suse.de>
22550 Olga Golovanevsky <olga@il.ibm.com>
22552 * fold-const.c (multiple_of_p): Check for bottom
22555 2007-04-24 Richard Henderson <rth@redhat.com>
22557 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
22558 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
22559 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
22560 looking for non-zero bits shifted out. Avoid a recursive call
22561 when constructing the scalar.
22562 (__floatundisf): Likewise.
22564 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
22566 * dwarf2out.c (field_byte_offset): Move the existing logic
22567 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
22568 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
22570 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22573 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
22574 length argument of 0 for memset.
22575 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
22576 unsigned shift instead of the signed variant.
22578 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22580 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
22581 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
22582 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
22583 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
22584 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
22585 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
22586 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
22587 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
22588 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
22589 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
22590 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
22591 "mul<mode>3", "div<mode>3"): Insn definitions added.
22592 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
22593 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
22594 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
22595 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
22596 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
22597 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
22598 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
22599 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
22600 TARGET_FLOAT_FORMAT): Macro definitions removed.
22601 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
22602 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
22603 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
22604 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
22605 (s390_gen_rtx_const_DI): Function removed.
22606 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
22608 2007-04-24 Richard Sandiford <richard@codesourcery.com>
22610 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
22611 over an external ffs function.
22613 2007-04-24 Chao-ying Fu <fu@mips.com>
22614 Richard Sandiford <richard@nildram.co.uk>
22616 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
22617 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
22618 (smadd_widen_optab, umadd_widen_optab): Define.
22619 * optabs.c (init_optabs): Initialize smadd_widen_optab and
22621 * genopinit.c (optabs): Fill in smadd_widen_optab and
22623 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
22624 and umadd_widen_optab to implement multiply-add sequences.
22625 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
22626 (<u>maddsidi4): ...this. Extend condition to include
22627 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
22628 of operand 0 to "ka" and use the three-operand form of madd<u>
22630 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
22632 * config/mips/constraints.md (ka): New register constraint.
22634 2007-04-24 Jan Hubicka <j@suse.cz>
22638 2007-04-23 Jan Hubicka <jh@suse.cz>
22639 * function.c (init_function_start): Don't init line number info.
22640 (expand_function_end): Update.
22641 (reset_block_changes, record_block_change, finalize_block_changes,
22642 check_block_change, free_block_changes): Kill.
22643 * function.h (reset_block_changes, record_block_change,
22644 finalize_block_changes, check_block_change, free_block_changes):
22646 (struct function): Remove ib_boundaries_block.
22647 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22648 Use curr_insn_locator to initialize locator.
22649 (emit_line_note): Remove.
22650 * cfgexpand.c (expand_gimple_cond_expr): Update.
22651 (construct_exit_block): Likewise.
22652 (tree_expand_cfg): Initialize/finalize locators.
22653 * expr.c (expand_expr_real): Update.
22654 * cfglayout.c (line_locators_locs, line_locators_lines,
22655 file_locators_locs, file_locators_files): Remove.
22656 (set_block_levels): Move to cfgexpand.c.
22657 (insn_locators_initialize): Remove.
22658 (pass_insn_locators_initialize): Remove.
22659 (locations_locators_locs, locations_locators_vals): New static vars.
22660 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22662 (insn_locators_alloc, insn_locators_finalize,
22663 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22665 (locator_location): New.
22666 (locator_line, locator_file): Rewrite.
22667 * rtl.h (emit_line_note): Kill.
22668 (insn_locators_alloc, insn_locators_finalize,
22669 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22671 * tree-inline.c (initialize_cfun): Do not initialize
22672 ib_boundaries_block.
22673 * passes.c (pass_insn_locators_initialize): Remove.
22675 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
22677 * doc/invoke.texi: Removed leading '-' from option index entries.
22679 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
22681 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
22683 (create_phi_node): Use set_phi_nodes.
22684 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
22685 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
22686 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
22687 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
22688 (bsi_start, bsi_last): Use bb_stmt_list.
22689 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
22690 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
22691 Traverse the statements using tsi iterator.
22692 * basic-block.h (struct basic_block_def): Fields stmt_list
22693 and phi_nodes moved to ...
22694 (struct tree_bb_info): ... new structure.
22695 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
22696 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
22697 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
22698 (tree_verify_flow_info): Verify that il.tree is not set for
22699 entry and exit block.
22700 (tree_split_block): Use set_bb_stmt_list.
22702 2007-04-23 Mike Stump <mrs@apple.com>
22704 * config/i386/i386.c (ix86_tune_features
22705 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
22708 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
22710 * config/i386/i386.md (prefix_extra): New attribute.
22711 (length): Add prefix_extra.
22713 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
22714 (sse2_movntv2di): Likewise.
22715 (sse2_cvtps2dq): Likewise.
22716 (sse2_cvtpd2pi): Likewise.
22717 (sse2_cvttpd2pi): Likewise.
22718 (*sse2_cvtpd2ps): Likewise.
22719 (*add<mode>3): Likewise.
22720 (sse2_ssadd<mode>3): Likewise.
22721 (sse2_usadd<mode>3): Likewise.
22722 (*sub<mode>3): Likewise.
22723 (sse2_sssub<mode>3): Likewise.
22724 (sse2_ussub<mode>3): Likewise.
22725 (*mulv8hi3): Likewise.
22726 (*smulv8hi3_highpart): Likewise.
22727 (*umulv8hi3_highpart): Likewise.
22728 (sse2_umulv2siv2di3): Likewise.
22729 (sse2_pmaddwd): Likewise.
22730 (ashr<mode>3): Likewise.
22731 (lshr<mode>3): Likewise.
22732 (ashl<mode>3): Likewise.
22733 (sse2_ashlti3): Likewise.
22734 (sse2_lshrti3): Likewise.
22735 (*umaxv16qi3): Likewise.
22736 (*smaxv8hi3): Likewise.
22737 (*uminv16qi3): Likewise.
22738 (*sminv8hi3): Likewise.
22739 (sse2_eq<mode>3): Likewise.
22740 (sse2_gt<mode>3): Likewise.
22741 (*and<mode>3): Likewise.
22742 (sse2_nand<mode>3): Likewise.
22743 (*ior<mode>3): Likewise.
22744 (*xor<mode>3): Likewise.
22745 (sse2_packsswb): Likewise.
22746 (sse2_packssdw): Likewise.
22747 (sse2_packuswb): Likewise.
22748 (sse2_punpckhbw): Likewise.
22749 (sse2_punpcklbw): Likewise.
22750 (sse2_punpckhwd): Likewise.
22751 (sse2_punpcklwd): Likewise.
22752 (sse2_punpckhdq): Likewise.
22753 (sse2_punpckldq): Likewise.
22754 (sse2_punpckhqdq): Likewise.
22755 (sse2_punpcklqdq): Likewise.
22756 (*sse2_pinsrw): Likewise.
22757 (*sse2_pextrw): Likewise.
22758 (sse2_pshufd_1): Likewise.
22759 (sse2_uavgv16qi3): Likewise.
22760 (sse2_uavgv8hi3): Likewise.
22761 (sse2_psadbw): Likewise.
22762 (sse2_pmovmskb): Likewise.
22763 (*sse2_maskmovdqu): Likewise.
22764 (*sse2_maskmovdqu_rex64): Likewise.
22765 (sse4a_extrqi): Likewise.
22766 (sse4a_extrq): Likewise.
22767 (sse3_lddqu): Set prefix_rep.
22768 (sse3_addsubv4sf3): Likewise.
22769 (sse3_haddv4sf3): Likewise.
22770 (sse3_hsubv4sf3): Likewise.
22771 (sse_cvtss2si): Likewise.
22772 (sse_cvtss2si_2): Likewise.
22773 (sse_cvtss2siq): Likewise.
22774 (sse_cvtss2siq_2): Likewise.
22775 (sse_cvttss2si): Likewise.
22776 (sse_cvttss2siq): Likewise.
22777 (sse2_cvttps2dq): Likewise.
22778 (sse3_movshdup): Likewise.
22779 (sse3_movsldup): Likewise.
22780 (sse2_cvtsd2si): Likewise.
22781 (sse2_cvtsd2si_2): Likewise.
22782 (sse2_cvtsd2siq): Likewise.
22783 (sse2_cvtsd2siq_2): Likewise.
22784 (sse2_cvttsd2si): Likewise.
22785 (sse2_cvttsd2siq): Likewise.
22786 (*sse2_cvtpd2dq): Likewise.
22787 (*sse2_cvttpd2dq): Likewise.
22788 (sse2_pshuflw_1): Likewise.
22789 (sse2_pshufhw_1): Likewise.
22790 (sse4a_insertqi): Likewise.
22791 (sse4a_insertq): Likewise.
22792 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
22793 (ssse3_phadddv4si3): Likewise.
22794 (ssse3_phaddswv8hi3): Likewise.
22795 (ssse3_phsubwv8hi3): Likewise.
22796 (ssse3_phsubdv4si3): Likewise.
22797 (ssse3_phsubswv8hi3): Likewise.
22798 (ssse3_pmaddubswv8hi3): Likewise.
22799 (ssse3_pmulhrswv8hi3): Likewise.
22800 (ssse3_pshufbv16qi3): Likewise.
22801 (ssse3_psign<mode>3): Likewise.
22802 (ssse3_palignrti): Likewise.
22803 (abs<mode>2): Likewise.
22804 (ssse3_phaddwv4hi3): Set prefix_extra.
22805 (ssse3_phadddv2si3): Likewise.
22806 (ssse3_phaddswv4hi3): Likewise.
22807 (ssse3_phsubwv4hi3): Likewise.
22808 (ssse3_phsubdv2si3): Likewise.
22809 (ssse3_phsubswv4hi3): Likewise.
22810 (ssse3_pmaddubswv4hi3): Likewise.
22811 (ssse3_pmulhrswv4hi3): Likewise.
22812 (ssse3_pshufbv8qi3): Likewise.
22813 (ssse3_psign<mode>3): Likewise.
22814 (ssse3_palignrdi): Likewise.
22815 (abs<mode>2): Likewise.
22816 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
22817 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
22818 (sse2_pmovmskb): Set mode to SI instead of V2DF.
22820 2007-04-23 Nick Clifton <nickc@redhat.com>
22822 * params.def: Fix formatting of emacs local variables.
22824 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
22826 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
22827 move if inter-unit move isn't allowed.
22828 Don't split moving the first element of V2DI to DI to inter-unit
22829 move if inter-unit move isn't allowed.
22831 2007-04-23 Richard Guenther <rguenther@suse.de>
22833 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
22834 and CDI_POST_DOMINATORS separately.
22836 2007-04-23 Nick Clifton <nickc@redhat.com>
22838 * c.opt (Wformat-contains-nul): Add warning attribute.
22840 2007-04-23 Jan Hubicka <jh@suse.cz>
22842 * function.c (init_function_start): Don't init line number info.
22843 (expand_function_end): Update.
22844 (reset_block_changes, record_block_change, finalize_block_changes,
22845 check_block_change, free_block_changes): Kill.
22846 * function.h (reset_block_changes, record_block_change,
22847 finalize_block_changes, check_block_change, free_block_changes):
22849 (struct function): Remove ib_boundaries_block.
22850 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22851 Use curr_insn_locator to initialize locator.
22852 (emit_line_note): Remove.
22853 * cfgexpand.c (expand_gimple_cond_expr): Update.
22854 (construct_exit_block): Likewise.
22855 (tree_expand_cfg): Initialize/finalize locators.
22856 * expr.c (expand_expr_real): Update.
22857 * cfglayout.c (line_locators_locs, line_locators_lines,
22858 file_locators_locs, file_locators_files): Remove.
22859 (set_block_levels): Move to cfgexpand.c.
22860 (insn_locators_initialize): Remove.
22861 (pass_insn_locators_initialize): Remove.
22862 (locations_locators_locs, locations_locators_vals): New static vars.
22863 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22865 (insn_locators_alloc, insn_locators_finalize,
22866 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22868 (locator_location): New.
22869 (locator_line, locator_file): Rewrite.
22870 * rtl.h (emit_line_note): Kill.
22871 (insn_locators_alloc, insn_locators_finalize,
22872 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22874 * tree-inline.c (initialize_cfun): Do not initialize
22875 ib_boundaries_block.
22876 * passes.c (pass_insn_locators_initialize): Remove.
22878 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
22880 PR middle-end/31448
22881 * expr.c (reduce_to_bit_field_precision): Handle
22884 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
22886 PR tree-optimization/24659
22887 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
22888 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
22889 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
22890 * genopinit.c (optabs): Rename vec_pack_mod_optab
22891 to vec_pack_trunc_optab.
22892 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
22893 early for scalar floating point operands for NOP_EXPR.
22894 (vectorizable_type_promotion): Ditto.
22895 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
22896 vec_pack_trunc_optab.
22897 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
22899 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
22900 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
22901 Rename from VEC_PACK_MOD_EXPR.
22902 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
22903 * expr.c (expand_expr_real_1): Ditto.
22904 * tree-inline.c (estimate_num_insns_1): Ditto.
22905 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
22907 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
22908 (vec_unpacks_lo_v4sf): Ditto.
22909 (vec_pack_trunc_v2df): Ditto.
22910 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
22911 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22912 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
22914 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
22916 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22918 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
22919 Rename from VEC_PACK_MOD_EXPR. This expression also represent
22920 packing of floating point operands.
22921 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
22922 represent unpacking of floating point operands.
22923 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
22924 [vec_unpacks_hi]: Ditto.
22925 [vec_unpacks_lo]: Ditto.
22927 2007-04-22 Jan Hubicka <jh@suse.cz>
22929 * final.c (rest_of_handle_final): Call
22930 targetm.asm_out.constructor/targetm.asm_out.destructor
22931 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
22932 proper priority via decl_*_priority_insert.
22933 * c-common.c (c_expand_body): Likewise.
22935 2007-04-22 Richard Guenther <rguenther@suse.de>
22937 PR tree-optimization/29789
22938 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
22939 (rewrite_reciprocal): New helper split out from
22940 determine_invariantness_stmt.
22941 (rewrite_bittest): Likewise.
22942 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
22943 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
22946 2007-04-22 Revital Eres <eres@il.ibm.com>
22948 * loop-unroll.c (var_to_expand): New field to support also
22949 insns of the form x = something + x.
22950 (analyze_insn_to_expand_var): Use it.
22951 (expand_var_during_unrolling): Likewise.
22953 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22955 * predict.c: Include pointer-set.h.
22956 (bb_predictions): New variable.
22957 (tree_predicted_by_p, tree_predict_edge,
22958 remove_predictions_associated_with_edge): Use bb_predictions map
22959 instead of bb->predictions.
22960 (clear_bb_predictions, assert_is_empty): New functions.
22961 (combine_predictions_for_bb): Use bb_predictions map. Call
22962 clear_bb_predictions.
22963 (tree_estimate_probability): Create and free bb_predictions map.
22964 * Makefile.in (predict.o): Add pointer-set.h dependency.
22965 * basic-block.h (struct basic_block_def): Remove predictions
22967 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
22969 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
22972 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
22975 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22977 * timevar.c (timevar_print): Change reference of --disable-checking to
22978 --enable-checking=release. Also warn if assert checking is disabled.
22980 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22983 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
22984 decl as addressable if the compound literal was marked as
22986 Mark the decl as a gimple register if it is a complex or
22987 vector decl and does not live in memory.
22989 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22991 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
22992 (GENERIC_NEXT): New function macro.
22993 (PHI_CHAIN): Use phi_node's new chain variable.
22994 (tree_phi_node): Change tree_common to tree_base
22995 and add the chain field.
22996 * tree-phinodes.c (make_phi_node): Don't set
22997 TREE_TYPE on the new node.
22998 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
22999 instead of checking GIMPLE_TUPLE_P in chain_next.
23000 * tree-vect-transform.c
23001 (get_initial_def_for_induction): Look at
23002 PHI_RESULT_TREE for the type of the phi node.
23003 (update_vuses_to_preheader): Use PHI_CHAIN
23004 instead of TREE_CHAIN on the phi node.
23005 * tree-ssa-structalias.c (compute_points_to_sets):
23007 (ipa_pta_execute): Likewise.
23009 2007-04-21 Richard Guenther <rguenther@suse.de>
23011 PR middle-end/31136
23012 * fold-const.c (fold_unary): Call fold_convert_const on the
23015 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
23017 * gcse.c (store_killed_in_insn): Handle PARALLELs.
23018 (store_killed_in_pat): New.
23020 2007-04-20 Richard Henderson <rth@redhat.com>
23023 * config/i386/i386.c (type_has_variadic_args_p): Look for any
23024 TREE_LIST with a void_type_node value, not void_list_node exactly.
23026 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
23028 * doc/standards.texi: Re-arrange into language-specific
23029 subsections. Add a C++ section, documenting which standards we
23032 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
23034 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
23035 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
23037 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
23039 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
23040 ecrti.o and crtbegin.o.
23041 (LIB_DEFAULT_SPEC): Include -lc.
23042 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
23044 2007-04-20 Richard Henderson <rth@redhat.com>
23047 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
23048 argument; update all callers.
23049 (get_unaligned_offset): New.
23050 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
23051 get_unaligned_address, just pass on the address directly.
23052 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
23053 the subreg in the helper patterns.
23054 (unaligned_extendqidi_le): Use get_unaligned_offset.
23055 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
23056 (unaligned_extendhidi_be): Likewise.
23057 (unaligned_extendhidi): Tidy.
23058 * config/alpha/alpha-protos.h: Update.
23060 2007-04-20 Richard Henderson <rth@redhat.com>
23062 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
23063 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
23064 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
23065 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
23066 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
23067 (CPP_SPEC): Don't include %(cpp_subtarget).
23068 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
23069 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
23070 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
23072 2007-04-20 Jakub Jelinek <jakub@redhat.com>
23074 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
23075 for __builtin_ia32_cmpordss.
23077 PR tree-optimization/31632
23078 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
23079 and arg1 for optimizations of comparison against min/max values.
23080 Fold arg0 to arg1's type for optimizations of comparison against
23081 min+1 and max-1 values.
23083 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
23085 * reload.c (combine_reloads): When trying to use a dying register,
23086 check whether it's uninitialized and don't use if so.
23088 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
23090 * fold-const.c: Remove prototypes for native_encode_expr and
23091 native_interpret_expr.
23092 (native_encode_expr): Make non-static.
23093 (native_interpret_expr): Likewise.
23094 * tree.h: Add prototypes for the above.
23096 2007-04-19 Joseph Myers <joseph@codesourcery.com>
23098 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
23099 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
23100 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
23101 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
23102 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
23103 Add length attributes.
23105 2007-04-19 Janis Johnson <janis187@us.ibm.com>
23107 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
23110 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
23111 __STDC_WANT_DEC_FP__.
23113 2007-04-19 Joseph Myers <joseph@codesourcery.com>
23115 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
23116 for long double compatibility.
23117 * configure: Regenerate.
23119 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
23121 PR rtl-optimization/29841
23122 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
23124 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
23125 that may cause control flow transfer from being moved.
23127 2007-04-18 Jan Hubicka <jh@suse.cz>
23129 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
23132 2007-04-18 Eric Christopher <echristo@apple.com>
23134 * config/rs6000/darwin.md (load_macho_picbase): Use link register
23135 only. Update operands.
23136 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
23137 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
23138 link register to pic register.
23140 2007-04-18 Dirk Mueller <dmueller@suse.de>
23142 PR diagnostic/31227
23143 * tree-vrp.c (search_for_addr_array): New.
23144 (check_array_bounds): Suppress warning about
23145 address taken of array refs if its not de-referenced.
23147 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
23149 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
23150 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
23152 * tree-vectorizer.h (NITERS_KNOWN_P): New.
23153 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
23154 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
23156 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
23158 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
23160 (vect_analyze_scalar_cycles): Fix indentation.
23161 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
23162 (vect_mark_relevant): Include phis in relevance analysis.
23164 * tree-vect-transform.c (vect_transform_loop): Add an assert.
23166 2007-04-18 Anatoly Sokolov <aesok@post.ru>
23168 * config/avr/avr.c (ptrreg_to_str): Replace error() with
23169 output_operand_lossage().
23171 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
23173 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
23174 the unused code for reduction without adjust-in-epilog to simplify the
23177 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
23179 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
23180 (S390_TDC_NEGATIVE_ZERO): New constant.
23181 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
23182 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
23183 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
23184 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
23185 (S390_TDC_POSITIVE_INFINITY): New constant.
23186 (S390_TDC_NEGATIVE_INFINITY): New constant.
23187 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
23188 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
23189 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
23190 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
23191 (S390_TDC_INFINITY): New constant.
23192 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
23193 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
23194 optimization for UNSPEC_CCZ_TO_INT.
23195 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
23196 ("*ccz_to_int"): New insn.
23197 ("isinf<mode>2"): New insn.
23198 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
23199 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
23200 (UNSPEC_CCZ_TO_INT): New constant.
23202 2007-04-18 Richard Guenther <rguenther@suse.de>
23204 PR tree-optimization/19431
23205 PR tree-optimization/21463
23206 * tree-pass.h (pass_phiprop): Declare.
23207 * passes.c (init_optimization_passes): New phiprop pass.
23208 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
23209 (phivn_valid_p): New helper function.
23210 (phiprop_insert_phi): Likewise.
23211 (propagate_with_phi): Likewise.
23212 (tree_ssa_phiprop): New propagator propagating loads
23213 through phi nodes if profitable.
23215 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
23217 * tree-vect-analyze.c (process_use): New function.
23218 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
23219 Check phis in all bbs.
23220 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
23223 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
23225 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
23228 2007-04-17 Anatoly Sokolov <aesok@post.ru>
23231 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
23234 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
23236 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
23238 (sse_vmmulv4sf3): Likewise.
23239 (sse2_vmaddv2df3): Likewise.
23240 (sse2_vmmulv2df3): Likewise.
23242 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
23244 PR rtl-optimization/31360
23245 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
23246 (target_reg_cost): New.
23247 (init_set_costs): Initialize target_reg_cost. Add comments
23248 regarding the rationale of the costs.
23249 (global_cost_for_size): Renamed to...
23250 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
23251 of register pressure.
23252 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
23253 estimate_reg_pressure_cost. Add number of ivs.
23254 (determine_set_costs): Dump target_reg_cost.
23255 * loop-invariant.c (gain_for_invariant): Use
23256 estimate_reg_pressure_cost. Removed n_inv_uses argument.
23257 (best_gain_for_invariant, find_invariants_to_move): Remove
23259 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
23260 (target_reg_cost): Declare.
23261 (global_cost_for_size): Declaration removed.
23262 (estimate_reg_pressure_cost): Declare.
23264 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
23266 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
23267 regnos into even/odd register pairs.
23268 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
23269 TDmode similar to the other floating point modes.
23270 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
23271 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
23273 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
23274 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
23275 (movdd_hardfloat64): Use TARGET_MFPGPR.
23277 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
23279 * reload1.c (delete_output_reload): Don't count output in n_inherited.
23282 2005-01-05 Richard Henderson <rth@redhat.com>
23284 * reload1.c (do_input_reload): Restrict the optimization deleteing
23285 a previous output reload to RELOAD_FOR_INPUT.
23287 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
23289 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
23290 induc_vec_info_type.
23291 (vectorizable_induction): New function declaration.
23292 * tree-vect-transform.c (get_initial_def_for_induction): No need to
23293 check if already vectorized. Find first place in BB where new stmts
23294 can be inserted. Takes only one argument.
23295 (vectorizable_induction): New function.
23296 (vect_transform_stmt): Add case for induc_vec_info_type to call
23297 vectorizable_induction.
23298 (vect_transform_loop): Consider phis for vectorization.
23299 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
23301 (analyze_operations): Call vectorizable_induction when analyzing phis.
23303 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
23304 (vect_mark_relevant): Include phis in relevance analysis.
23305 (vect_mark_stmts_to_be_vectorize): Likewise.
23306 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
23308 2007-04-16 Lawrence Crowl <crowl@google.com>
23310 * doc/invoke.texi (Debugging Options): Add documentation for the
23311 -femit-struct-debug options -femit-struct-debug-baseonly,
23312 -femit-struct-debug-reduced, and
23313 -femit-struct-debug-detailed[=...].
23315 * c-opts.c (c_common_handle_option): Add
23316 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
23317 and OPT_femit_struct_debug_detailed_.
23318 * c.opt: Add specifications for
23319 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
23320 and -femit-struct-debug-detailed[=...].
23321 * opts.c (set_struct_debug_option): Parse the
23322 -femit-struct-debug-... options.
23323 * opts.c (matches_main_base, main_input_basename,
23324 main_input_baselength, base_of_path, matches_main_base): Add
23325 variables and functions to compare header base name to compilation
23327 * opts.c (should_emit_struct_debug): Add to determine to emit a
23328 structure based on the option.
23329 (dump_struct_debug) Also disabled function to debug this
23331 * opts.c (handle_options): Save the base name of the
23334 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
23335 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
23336 This hook indicates if a type is generic. Set it by default
23337 to "never generic".
23338 * langhooks.h (struct lang_hooks_for_types): Add a new hook
23339 to determine if a struct type is generic or not.
23340 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
23341 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
23342 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
23343 with live C++ hook.
23345 * flags.h (enum debug_info_usage): Add an enumeration to describe
23346 a program's use of a structure type.
23347 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
23348 to indicate the program's usage of the type. Filter structs based
23349 on the -femit-struct-debug-... specification.
23350 (gen_type_die): Split into two routines, gen_type_die and
23351 gen_type_die_with_usage. gen_type_die is now a wrapper
23352 that assumes direct usage.
23353 (gen_type_die_with_usage): Replace calls to gen_type_die
23354 with gen_type_die_with_usage adding the program usage of
23355 the referenced type.
23356 (dwarf2out_imported_module_or_decl): Suppress struct debug
23357 information using should_emit_struct_debug when appropriate.
23359 2007-04-16 Ian Lance Taylor <iant@google.com>
23361 PR tree-optimization/31522
23362 * tree-vrp.c (vr_phi_edge_counts): New static variable.
23363 (vrp_initialize): Allocate vr_phi_edge_counts.
23364 (vrp_visit_phi_node): Don't push to infinity if we saw a new
23365 executable edge. Drop test for all constants.
23366 (vrp_finalize): Free vrp_phi_edge_counts.
23368 * doc/cpp.texi (Common Predefined Macros): Clarify description of
23369 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
23371 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
23372 predecessors at head rather than tail.
23374 2007-04-16 Matthias Klose <doko@debian.org>
23376 * config/alpha/linux.h (CPP_SPEC): Define.
23377 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
23379 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
23381 * function.h: Remove sequence_stack extern declaration.
23383 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
23385 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
23387 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
23390 2007-04-16 Anatoly Sokolov <aesok@post.ru>
23392 * config/avr/avr.c (avr_arch_types): Rearranging array.
23393 (enum avr_arch): Add.
23394 (avr_mcu_types): Use avr_arch enumeration constants instead of
23396 * config/avr/avr.h (LINK_SPEC): Simplify.
23398 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
23400 * config/m68k/m68k.c (m68k_libcall_value,
23401 m68k_function_value): Use macros for register names more.
23403 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
23405 (M68K_REGNAME): Use A6_REG.
23406 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
23408 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
23410 PR middle-end/28071
23411 * sched-int.h (struct deps): Split field 'pending_lists_length' into
23412 'pending_read_list_length' and 'pending_write_list_length'. Update
23414 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
23415 to handle two length counters instead of one. Update all uses.
23416 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
23417 two length counters instead of one.
23418 * sched-rgn.c (propagate_deps): Update to handle two length counters
23421 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
23424 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
23425 copy of source, pass it to ix86_expand_vector_set and return
23428 2007-04-16 David Ung <davidu@mips.com>
23429 Joseph Myers <joseph@codesourcery.com>
23431 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
23432 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
23433 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
23434 Add 74K processor information.
23435 * config/mips/mips.md: Include 74k.md.
23436 (cpu): Add 74kc,74kf,74kx.
23437 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
23438 * config/mips/74k.md: New.
23439 * doc/invoke.texi (MIPS Options): Document 74K support.
23441 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
23443 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
23444 vectorizable_* functions.
23445 * tree-vect-transform.c (vectorizable_call): Add check for
23446 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
23447 (vectorizable_store): likewise.
23448 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
23450 (vectorizable_operation, vectorizable_type_demotion): Likewise.
23451 (vectorizable_type_promotion, vectorizable_load): Likewise.
23452 (vectorizable_live_operation, vectorizable_condition): Likewise.
23453 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
23455 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
23457 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
23459 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
23460 register numbers more.
23461 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
23462 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
23463 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
23464 FUNCTION_VALUE_REGNO_P): Likewise.
23465 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
23466 STATIC_CHAIN_REGNUM): Likewise.
23467 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
23468 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
23469 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
23470 * config/m68k/m68k.md (FP_REG): New.
23472 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
23474 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
23477 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
23479 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
23480 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
23483 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23485 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
23488 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
23491 * c-decl.c (finish_decl): Grab the type of the decl after the call
23492 to store_init_value.
23494 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
23496 * common.opt (fforward-propagate): Fix "Optimization" annotation.
23498 2007-04-14 Jakub Jelinek <jakub@redhat.com>
23501 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
23502 dominators, post dominators and cleanup cfg before returning.
23504 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
23506 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
23507 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
23509 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
23511 * config.gcc: Recognize fido.
23512 * config/m68k/m68k-devices.def (fidoa): New.
23513 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
23515 (FL_FIDOA, TARGET_FIDOA): New.
23516 * config/m68k/m68k.opt (mfidoa): New.
23518 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23520 PR middle-end/31322
23521 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
23522 when a personality function is used.
23524 2007-04-13 Bob Wilson <bob.wilson@acm.org>
23526 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
23528 2007-04-13 Mike Stump <mrs@apple.com>
23530 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
23532 * config/darwin.opt (fapple-kext): Make C++ only.
23533 * config/darwin.c (darwin_override_options): Remove code to ensure
23534 -fapple-kext is given for C++ only.
23536 2007-04-13 Richard Sandiford <richard@codesourcery.com>
23538 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
23539 * config/mips/mips.c (override_options): Call
23540 SUBTARGET_OVERRIDE_OPTIONS, if defined.
23542 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
23544 * config/i386/i386.opt (msvr3-shlib): Removed.
23546 * doc/invoke.texi: Remove -msvr3-shlib.
23548 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
23550 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
23551 with "popcnt" instruction.
23553 2007-04-13 Richard Guenther <rguenther@suse.de>
23555 PR tree-optimization/21258
23556 * tree-vrp.c (compare_case_labels): New helper.
23557 (find_switch_asserts): New function.
23558 (find_assert_locations): Call it for SWITCH_EXPRs.
23560 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
23562 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
23563 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
23564 check is now implied in X87_FLOAT_MODE_P.
23565 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
23566 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
23567 (fix_trunc<mode>_i386_fisttp): Ditto.
23568 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
23569 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
23570 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
23571 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
23572 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
23573 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
23574 (unnamed_splitters): Ditto.
23575 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
23576 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
23577 FIRST_SSE_REG for local functions when SSE math is enabled or
23578 for functions with sseregparm attribute.
23579 (standard_80387_constant_p): Return -1 if mode is not
23581 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
23582 (ix86_expand_compare): Ditto.
23583 (ix86_expand_carry_flag_compare): Ditto.
23584 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
23585 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
23586 DECIMAL_FLOAT_MODE_P.
23587 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
23588 of SCALAR_FLOAT_MODE_P.
23589 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
23590 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
23591 checks before FLOAT_MODE_P.
23592 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
23593 before FLOAT_MODE_P.
23598 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
23600 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
23601 Charles Wilson <libtool@cwilson.fastmail.fm>
23603 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
23604 (libgcc.mvars): Don't depend on them.
23605 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
23606 * exec-tool.in: New.
23608 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
23610 * doc/invoke.text (--help): Document --help=common.
23612 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
23614 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
23616 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23618 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
23619 * genemit.c (main): Emit #include "integrate.h".
23620 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
23621 (LOADGP_RTP): New mips_loadgp_style.
23622 * config/mips/mips.h: Include config/vxworks-dummy.h.
23623 (TARGET_RTP_PIC): New macro.
23624 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
23625 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
23626 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
23627 for TARGET_RTP_PIC.
23628 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
23629 -mvxworks-pic when using -mrtp and a PIC option.
23630 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
23632 (mips_symbolic_constant_p, mips_symbolic_address_p)
23633 (mips_symbol_insns): Handle SYMBOL_HALF.
23634 (override_options): Warn about -G and -mrtp being used together.
23635 Initialize mips_lo_relocs[SYMBOL_HALF].
23636 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
23637 (mips_emit_loadgp): Handle LOADGP_RTP.
23638 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
23639 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
23640 (tablejump): Handle function-relative case table entries if
23642 * config/mips/predicates.md (symbol_ref_operand): New predicate.
23644 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23646 * config/mips/mips.md (load_call<mode>): Allow any general register.
23648 (sibcall_value_internal, sibcall_value_multiple_internal)
23649 (call_value_internal, call_value_split, call_value_multiple_internal)
23650 (call_value_multiple_split): Remove constraints from operand 0.
23652 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23654 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
23655 rather than loadgp_noshared.
23656 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
23657 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
23659 * config/mips/mips.md (loadgp): Rename to...
23660 (loadgp_newabi): ...this.
23661 (loadgp_noshared): Rename to...
23662 (loadgp_absolute): ...this.
23664 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23666 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
23667 false for locally-binding symbols.
23668 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
23670 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23672 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
23673 (SYMBOL_GOT_PAGE_OFST): ...this.
23674 (SYMBOL_GOT_GLOBAL): Rename to...
23675 (SYMBOL_GOT_DISP): ...this.
23676 (SYMBOL_GOTOFF_GLOBAL): Rename to...
23677 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
23678 * config/mips/mips.c (mips_global_symbol_p): New function.
23679 (mips_symbol_binds_local_p): Likewise.
23680 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
23681 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
23682 mips_global_symbol_p and mips_symbol_binds_local_p.
23683 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
23684 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
23685 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
23686 SYMBOL_GOTOFF_DISP.
23687 (mips_ok_for_lazy_binding_p): New function.
23688 (mips_load_call_address, mips_expand_call): Use it.
23689 (mips_dangerous_for_la25_p): Likewise.
23690 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
23691 (*got_disp<mode>): Use got_disp_operand instead of
23692 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
23693 SYMBOL_GOTOFF_GLOBAL.
23694 (*got_page<mode>): Use got_page_ofst_operand instead of
23696 * config/mips/predicates.md (const_call_insn_operand): Use
23697 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
23698 (global_got_operand): Rename to...
23699 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
23701 (local_got_operand): Rename to...
23702 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
23703 of SYMBOL_GOT_LOCAL.
23705 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23707 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
23708 TARGET_CALL_CLOBBERED_GP.
23709 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23710 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
23711 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
23712 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
23713 of TARGET_ABICALLS && !TARGET_NEWABI.
23714 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23715 * config/mips/mips.c (mips_load_call_address): Check
23716 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
23717 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23718 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
23719 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
23720 TARGET_ABICALLS && TARGET_NEWABI.
23721 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
23723 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
23724 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
23725 TARGET_ABICALLS && TARGET_NEWABI.
23726 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
23727 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
23728 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
23729 whether indirect calls must use $25.
23730 (mips_extra_live_on_entry): Check TARGET_GOT instead of
23732 * config/mips/mips.md (jal_macro): Check flag_pic and
23733 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
23734 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
23735 instead of TARGET_ABICALLS.
23736 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
23737 TARGET_ABICALLS && TARGET_OLDABI.
23738 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23739 (sibcall): In the comment above the define_insn, mention
23740 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
23741 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
23742 instead of TARGET_ABICALLS.
23744 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
23746 * doc/md.texi (Blackfin family constraints): Document PA and PB.
23747 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
23748 (MACFLAGS_MATCH_P): New macro.
23749 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
23750 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
23751 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
23752 the other MACFLAG constants.
23753 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
23754 (flag_machi): Tighten constraints. Renumber some of the operands.
23755 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
23757 (flag_machi_parts_acconly): New pattern.
23758 (flag_macinithi): Tighten constraints. Allow any accumulator to be
23760 (flag_macinit1hi): Tighten constraints.
23761 (flag_mul_macv2hi_parts_acconly): New pattern.
23763 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
23764 Use a more efficient implementation.
23765 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
23766 inline sequences when not optimizing for size.
23768 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
23769 movhi_high2low): Delete, merge functionality into...
23770 (packv2hi): ... this pattern.
23772 2007-02-11 Jie Zhang <jie.zhang@analog.com>
23773 * config/bfin/bfin.opt (msim): New option.
23774 (mcpu=): New option.
23775 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
23776 (bfin_cpu_t): Typedef of enum bfin_cpu.
23777 (bfin_cpu_type): New declaration.
23778 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
23779 -msim and -mcpu= options.
23780 (LIB_SPEC): Likewise.
23781 * config/bfin/bfin.c (bfin_cpu_type): Define.
23782 (bfin_handle_option): Handle -mcpu= option.
23783 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
23784 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
23785 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
23787 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23789 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
23790 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
23791 (powerpc-wrs-vxworksae): Use ${tm_file}.
23792 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
23793 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
23794 * config/i386/vx-common.h: New file.
23796 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23798 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
23801 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
23803 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
23806 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
23810 * c-common.c (c_build_qualified_type): Set canonical type
23813 2007-04-12 Richard Guenther <rguenther@suse.de>
23815 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
23816 lower bound and element size if lower bound is not zero
23817 or either of the ARRAY_REF operands is set.
23819 2007-04-12 Richard Guenther <rguenther@suse.de>
23821 PR tree-optimization/24689
23822 PR tree-optimization/31307
23823 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
23825 * gimplify.c (canonicalize_addr_expr): To be consistent with
23826 gimplify_compound_lval only set operands two and three of
23827 ARRAY_REFs if they are not gimple_min_invariant. This makes
23828 it never at this place.
23829 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
23831 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23833 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
23834 null before emitting a .nsubspa directive.
23836 2007-04-11 Diego Novillo <dnovillo@redhat.com>
23838 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
23839 need_to_partition_p if there are no memory statements in the
23842 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23844 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
23845 (gcd_of_steps_may_divide_p): New function.
23846 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
23848 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
23850 * reload.c (find_reloads_toplev, find_reloads_address,
23851 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
23852 not a pointer equality test, to decide if we need to call
23853 push_reg_equiv_alt_mem.
23855 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
23857 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
23858 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
23860 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
23862 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23864 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
23865 vector to be positive.
23867 2007-04-11 Diego Novillo <dnovillo@redhat.com>
23871 * doc/invoke.texi: Document --params max-aliased-vops and
23873 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
23874 debug_memory_partitions): Move to tree-flow.h
23875 * params.h (AVG_ALIASED_VOPS): Define.
23876 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
23878 (mp_info_t): Likewise.
23879 (get_mem_sym_stats_for): New.
23880 (set_memory_partition): Move from tree-flow-inline.h.
23881 (mark_non_addressable): Only clear the set of symbols for the
23882 partition if it exists.
23883 (dump_memory_partitions): Move from tree-ssa-operands.c
23884 (debug_memory_partitions): Likewise.
23885 (need_to_partition_p): New.
23886 (dump_mem_ref_stats): New.
23887 (debug_mem_ref_stats): New.
23888 (dump_mem_sym_stats): New.
23889 (debug_mem_sym_stats): New.
23890 (update_mem_sym_stats_from_stmt): New.
23891 (compare_mp_info_entries): New.
23892 (mp_info_cmp): Call it.
23893 (sort_mp_info): Change argument to a list of mem_sym_stats_t
23895 (get_mpt_for): Move from tree-ssa-operands.c.
23896 (find_partition_for): New.
23897 (create_partition_for): Remove.
23898 (estimate_vop_reduction): New.
23899 (update_reference_counts): New.
23900 (build_mp_info): New.
23901 (compute_memory_partitions): Refactor.
23902 Document new heuristic.
23903 Call build_mp_info, update_reference_counts,
23904 find_partition_for and estimate_vop_reduction.
23905 (compute_may_aliases): Populate virtual operands before
23906 calling debugging dumps.
23907 (delete_mem_sym_stats): New.
23908 (delete_mem_ref_stats): New.
23909 (init_mem_ref_stats): New.
23910 (init_alias_info): Call it.
23911 (maybe_create_global_var): Remove alias_info argument.
23912 Get number of call sites and number of pure/const call sites
23913 from gimple_mem_ref_stats().
23914 (dump_alias_info): Call dump_memory_partitions first.
23915 (dump_points_to_info_for): Show how many times a pointer has
23917 * opts.c (decode_options): For -O2 set --param
23918 max-aliased-vops to 500.
23919 For -O3 set --param max-aliased-vops to 1000 and --param
23920 avg-aliased-vops to 3.
23921 * fortran/options.c (gfc_init_options): Remove assignment to
23923 * tree-flow-inline.h (gimple_mem_ref_stats): New.
23924 * tree-dfa.c (dump_variable): Dump memory reference
23926 Dump NO_ALIAS* settings.
23927 (referenced_var_lookup): Tidy.
23928 (mem_sym_stats): New.
23929 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
23930 and ORIG are different SSA names for a memory partition.
23931 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
23932 * tree-flow.h (struct mem_sym_stats_d): Define.
23933 (mem_sym_stats_t): Define.
23934 (struct mem_ref_stats_d): Define.
23935 (struct gimple_df): Add field mem_ref_stats.
23936 (enum noalias_state): Define.
23937 (struct var_ann_d): Add bitfield noalias_state.
23938 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
23939 debug_mem_ref_stats, debug_memory_partitions,
23940 debug_mem_sym_stats): Declare.
23941 * tree-ssa-structalias.c (update_alias_info): Update call
23942 sites, pure/const call sites and asm sites in structure
23943 returned by gimple_mem_ref_stats.
23944 Remove local variable IS_POTENTIAL_DEREF.
23945 Increase NUM_DEREFS if the memory expression is a potential
23947 Call update_mem_sym_stats_from_stmt.
23948 If the memory references memory, call
23949 update_mem_sym_stats_from_stmt for all the direct memory
23950 symbol references found.
23951 (intra_create_variable_infos): Set noalias_state field for
23952 pointer arguments according to the value of
23953 flag_argument_noalias.
23954 * tree-ssa-structalias.h (struct alias_info): Remove fields
23955 num_calls_found and num_pure_const_calls_found.
23956 (update_mem_sym_stats_from_stmt): Declare.
23957 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
23958 Set default value to 100.
23959 (PARAM_AVG_ALIASED_VOPS): Define.
23961 2007-04-11 Richard Guenther <rguenther@suse.de>
23963 PR middle-end/31530
23964 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
23965 a * -b + c as c - a * b if we honor sign dependent rounding.
23967 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
23969 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
23970 bfin_expand_strmov.
23971 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
23972 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
23974 (initialize_trampoline): Don't use old-style function definition.
23975 (bfin_secondary_reload): Mark IN_P argument as unused.
23977 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
23979 PR tree-optimization/31343
23980 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
23981 (build_polynomial_chrec): Return a scalar when the evolution is zero.
23982 * testsuite/gcc.dg/vect/pr31343.c: New.
23984 2007-04-10 Eric Christopher <echristo@apple.com>
23986 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
23987 * config/i386/i386.md (*cmpfp0): Use.
23988 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
23989 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
23990 (fix_trunc<mode>_i386_fisttp): Ditto.
23991 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
23992 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
23993 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
23994 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
23995 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
23996 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
23997 (unnamed_splitters): Ditto.
23998 * config/i386/i386.c (output_fix_trunc): Assert that
23999 we're not being passed a TFmode operand.
24001 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
24003 PR tree-optimization/31526
24004 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
24005 n_basic_blocks to find newly added blocks.
24007 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
24009 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
24011 (fix_trunc<mode>si_sse): Ditto.
24012 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
24013 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
24014 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
24015 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
24016 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
24017 expander using SSEMODEF mode macro.
24018 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
24019 expander using SSEMODEF mode macro.
24020 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
24021 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
24022 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
24023 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
24024 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
24025 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
24026 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
24027 Macroize insn using X87MODEF mode macro.
24029 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
24031 * config/i386/sse.md (sse2_pinsrw): Removed.
24032 (sse2_pextrw): Renamed to ...
24033 (*sse2_pextrw): This.
24035 2007-04-09 Jan Hubicka <jh@suse.cz>
24038 * config/i386/sse.md
24039 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
24040 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
24041 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
24042 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
24044 2007-04-09 Jan Hubicka <jh@suse.cz>
24046 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
24047 multiple fields of union.
24049 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
24051 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
24052 (create_preheaders): Check that loops are available.
24053 (fix_loop_structure): Clean up, improve comments.
24054 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
24055 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
24057 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
24058 * predict.c (tree_estimate_probability): Do not call
24059 calculate_dominance_info. Call create_preheaders.
24060 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
24061 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
24063 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
24064 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
24065 * tree-cfg.c (tree_split_edge): Make an assert more precise.
24066 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
24069 2007-04-08 Jan Hubicka <jh@suse.cz>
24071 * tree.h (maybe_fold_offset_to_component_ref): Declare.
24072 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
24073 * fold-const.c (fold_unary): Use it.
24075 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
24077 * varasm.c (assemble_variable): Remove call to
24078 lang_hooks.decls.prepare_assemble_variable.
24079 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
24080 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
24081 * langhooks.h (lang_hooks_for_decls): Remove
24082 prepare_assemble_variable.
24084 2007-04-08 Mike Stump <mrs@apple.com>
24086 * config/i386/i386.c: Use inc/dec on Core2.
24088 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
24090 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
24091 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
24092 lhd_tree_inlining_end_inlining): Remove.
24093 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
24094 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
24095 end_inlining hooks.
24096 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
24097 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
24098 lhd_tree_inlining_end_inlining): Remove prototypes.
24099 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
24100 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
24101 LANG_HOOKS_TREE_INLINING_START_INLINING,
24102 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
24104 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
24107 2007-04-08 Anatoly Sokolov <aesok@post.ru>
24110 * config/avr/predicates.md (io_address_operand): Delete predicate.
24111 (low_io_address_operand): Don't use 'mode' argument.
24112 (higth_io_address_operand): Rename ...
24113 (high_io_address_operand): ... to this. Don't use 'mode' argument.
24114 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
24117 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
24119 Revert change removing staticp.
24121 2007-04-07 Anatoly Sokolov <aesok@post.ru>
24124 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
24127 2007-04-07 Bruce Korb <bkorb@gnu.org>
24129 * c.opt: Add -Wformat-contains-nul.
24130 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
24132 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
24133 the NUL byte warning.
24135 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
24137 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
24139 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
24141 * tree.c (staticp): No longer use staticp langhook.
24142 * langhooks.c (lhd_staticp): Removed.
24143 * langhooks.h (struct lang_hooks): Remove staticp.
24144 * c-common.c (c_staticp): Remove.
24145 * c-common.h (c_staticp): Ditto.
24146 * langhooks-defs.h (lhd_staticp): Ditto.
24147 (LHD_HOOKS_STATICP): Ditto
24148 * tree.h (gcc_assert_lowered): New macro.
24150 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
24152 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
24153 argument "reliable".
24154 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
24155 Add argument "reliable". Propagate it through calls.
24156 (infer_loop_bounds_from_undefined): Derive number of iterations
24157 estimates from references in blocks that do not dominate loop latch.
24158 (gcov_type_to_double_int): New function.
24159 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
24160 and expected_loop_iterations_unbounded.
24161 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
24162 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
24163 * tree-data-ref.c (estimated_loop_iterations): Export.
24164 (get_references_in_stmt): Fix -- do not return addresses of local
24166 * cfgloop.h (expected_loop_iterations_unbounded,
24167 estimated_loop_iterations): Declare.
24169 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
24171 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
24173 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
24175 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
24176 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
24177 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
24178 Use output_387_reg_move().
24179 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
24180 expander using X87MODEF12 mode macro.
24181 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
24182 choosing register preferences. Use output_387_reg_move().
24183 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
24184 instead of "x". Use output_387_reg_move().
24185 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
24186 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
24187 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
24188 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
24189 Use output_387_reg_move().
24190 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
24192 (*truncxf?f_i387 splitter): Ditto.
24194 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
24196 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
24197 LANG_HOOKS_SAFE_FROM_P.
24198 * expr.c (safe_from_p): Remove langhook call.
24199 * langhooks.h (lang_hooks): Remove safe_from_p.
24200 (lhd_safe_from_p): Remove prototype.
24201 * langhooks.c (lhd_safe_from_p): Remove.
24203 2007-04-06 Jan Hubicka <jh@suse.cz>
24205 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
24208 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
24210 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
24211 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
24212 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
24213 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
24215 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
24216 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
24218 2007-04-05 Richard Henderson <rth@redhat.com>
24220 * config/alpha/alpha.c (print_operand) [+]: Remove.
24221 (alpha_end_function): Print nop if call at end of function.
24222 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
24223 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
24224 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
24225 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
24226 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
24227 the call pattern. Update peepholes to match.
24229 2007-04-05 Janis Johnson <janis187@us.ibm.com>
24231 * doc/extend.texi (Other Builtins): Add decimal float variants
24233 * builtins.def: Ditto.
24234 * builtins.c (expand_builtin): Ditto.
24236 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
24237 H.J. Lu <hongjiu.lu@intel.com>
24240 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
24241 of V8HImode when calling ix86_binary_operator_ok.
24242 (sse2_pmaddwd): Call ix86_binary_operator_ok.
24243 (sdot_prodv8hi): Operands 1 and 2 must be register.
24245 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
24247 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
24248 initialize align to silence bogus warning.
24250 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
24252 PR middle-end/22156
24253 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
24255 (struct sra_walk_fns): Remove use_all parameter from use.
24256 (sra_hash_tree): Handle BIT_FIELD_REFs.
24257 (sra_elt_hash): Don't hash bitfld blocks.
24258 (sra_elt_eq): Skip them in parent compares as well. Handle
24260 (sra_walk_expr): Don't maintain or pass down use_all_p.
24261 (scan_use): Remove use_all parameter.
24262 (scalarize_use): Likewise. Re-expand assignment to
24263 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
24264 output, and re-scalarize after output. Don't mark anything
24266 (scalarize_ldst): Adjust.
24267 (scalarize_walk_gimple_modify_statement): Likewise.
24268 (build_element_name_1): Handle BIT_FIELD_REFs.
24269 (instantiate_element): Don't warn for any element whose parent
24270 is used as a whole.
24271 (instantiate_missing_elements_1): Return the sra_elt.
24272 (canon_type_for_field): New.
24273 (try_instantiate_multiple_fields): New.
24274 (instantiate_missing_elemnts): Use them.
24275 (mark_no_warning): Removed.
24276 (generate_one_element_ref): Handle BIT_FIELD_REFs.
24277 (REPLDUP, sra_build_elt_assignment): New.
24278 (generate_copy_inout): Use them.
24279 (generate_element_copy): Likewise. Handle bitfld differences.
24280 (generate_element_zero): Don't recurse for blocks. Use
24281 sra_build_elt_assignment.
24282 (generate_one_element_int): Take elt instead of var. Use
24283 sra_build_elt_assignment.
24284 (generate_element_init_1): Adjust.
24285 (scalarize_use, scalarize_copy): Use REPLDUP.
24286 (scalarize_ldst): Move assert before dereference.
24287 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
24289 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
24291 * regmove.c: Fix unused variable warnings due to previous commit.
24293 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
24295 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
24296 (regmove_bb_head): Remove.
24297 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
24298 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
24299 problems with fixup_match_1.
24300 Don't initialize/free regmove_bb_head.
24302 (reg_is_remote_constant_p): If an insn is in the same basic block
24303 but not before INSN, consider it remote, too.
24305 2007-04-05 Anatoly Sokolov <aesok@post.ru>
24308 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
24309 DECL_ASSEMBLER_NAME, not the DECL_NAME.
24311 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
24313 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
24314 (CONDITIONAL_REGISTER_USAGE): Likewise.
24316 2007-04-04 Richard Henderson <rth@redhat.com>
24318 * config/alpha/lib1funcs.asm: Remove unused file.
24320 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
24323 * opts.c (print_specific_help): Fix --help=<language>
24325 (common_handle_option): Support --help=common.
24327 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
24330 * gcc.c (main): Do not run the linker if
24331 print_subprocess_help indicates that it shouldn't be
24334 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
24337 * doc/invoke.texi (--help=): Document <languages> value, fix
24338 formatting in tables of values.
24340 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
24342 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
24343 dllimport attribute of virtual methods.
24345 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
24347 * config/score/crti.asm: Change _bss_start to __bss_start.
24348 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
24349 (OUTGOING_REG_PARM_STACK_SPACE) update.
24350 * config/score/score.opt: add options to make backend support
24351 score5, score5u, score7 and score7d.
24352 * config/score/score.md: Likewise.
24353 * config/score/misc.md: Likewise.
24354 * config/score/mac.md: Likewise.
24355 * doc/invoke.texi: Likewise.
24356 * doc/md.texi: update constraints define.
24358 2007-04-03 Richard Henderson <rth@redhat.com>
24360 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
24361 an appropriate type, use the mode instead.
24363 2007-04-03 Richard Sandiford <richard@codesourcery.com>
24365 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
24366 Set the default --with-arch setting to mips2.
24367 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
24368 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
24369 (MULTILIB_OSDIRNAMES): Delete.
24370 (MULTILIB_DIRNAMES): Define.
24371 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
24372 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
24373 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
24374 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
24375 VXWORKS_OS_CPP_BUILTINS.
24376 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
24377 (MIPS_DEBUGGING_INFO): Undefine.
24378 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
24380 2007-04-03 Jakub Jelinek <jakub@redhat.com>
24382 PR middle-end/30704
24383 * fold-const.c (native_encode_real): Encode real.c provided longs
24384 as a series of 32-bit native integers.
24385 (native_interpret_real): Interpret buffer as a series of 32-bit
24388 2007-04-03 Richard Guenther <rguenther@suse.de>
24390 * genpreds.c (write_insn_constraint_len): Write function
24391 optimized for CONSTRAINT_LEN implementation.
24392 (write_tm_preds_h): Output insn_constraint_len inline and
24393 use it for CONSTRAINT_LEN.
24394 (write_insn_preds_c): Don't output insn_constraint_len.
24395 * doc/md.texi (define_register_constraint): Document multi-letter
24396 constraints shall have the same length if they start with the same
24399 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
24402 * config/i386/i386.md (isinf<mode>2): Expand only when
24403 TARGET_C99_FUNCTIONS is set.
24405 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
24407 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
24408 (x86_64-*-linux*): Ditto.
24409 * config/i386/i386.opt (mpc): New option.
24410 * config/i386/i386.c (overrride_options): Handle
24411 ix87_precision_string.
24412 * config/i386/crtprec.c: New file.
24413 * config/i386/t-crtpc: Ditto.
24414 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
24415 and -mpc80 options.
24416 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
24417 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
24418 crtprec32.o, crtprec64.o and crtprec80.o.
24420 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
24421 and -mpc80 options.
24422 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
24424 2007-04-02 Eric Christopher <echristo@apple.com>
24426 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
24427 limitations on darwin.
24429 2007-04-02 Anatoly Sokolov <aesok@post.ru>
24432 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
24434 2007-04-02 Dave Korn <dave.korn@artimi.com>
24436 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
24438 2007-04-02 Dave Korn <dave.korn@artimi.com>
24440 * libgcc2.h (exception_descriptor): Don't forward-declare.
24441 (__get_eh_table_language, __get_eh_table_version): Delete
24442 prototypes of long-dead functions.
24444 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
24446 * ebitmap.h: New file
24447 * ebitmap.c: New file
24448 * Makefile.in (ebitmap.o): New target.
24450 2007-04-01 Jan Hubicka <jh@suse.cz>
24452 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
24453 before very first instruction.
24455 2007-04-01 Jan Hubicka <jh@suse.cz>
24457 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
24458 waring on 64bit hosts.
24459 * bitmap.h: Fix typo in bitmap_head_def.
24461 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
24463 PR rtl-optimization/31391
24464 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
24465 into a DELETED_LABEL note, and the label is in an empty basic
24466 block, update BB_END as well as BB_HEAD.
24468 2007-04-01 Richard Henderson <rth@redhat.com>
24470 PR tree-optimization/31169
24471 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
24472 to varying if the range is outside [0, prec-1].
24474 2007-04-01 Richard Sandiford <richard@codesourcery.com>
24477 * config/mips/mips.md (load_const_gp): New insn.
24478 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
24479 the MIPS16 GP pseudo register if no_new_pseudos.
24480 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
24482 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
24485 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
24487 (call_value): Likewise.
24489 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
24490 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24493 * doc/invoke.texi: (optimization options): Reword description
24494 of -ffast-math. Document its primary purpose.
24496 2007-03-31 Richard Guenther <rguenther@suse.de>
24498 * omp-low.c (splay-tree.h): Include.
24499 (lookup_decl): Replace splay-tree usage by pointer-map.
24500 (maybe_lookup_decl): Likewise.
24501 (new_omp_context): Likewise.
24502 (delete_omp_context): Likewise.
24503 * gimplify.c (splay-tree.h): Include.
24504 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
24506 (remap_ssa_name): Likewise.
24507 (remap_decl): Likewise.
24508 (remap_type_1): Likewise.
24509 (remap_type): Likewise.
24510 (copy_body_r): Likewise.
24511 (expand_call_inline): Likewise.
24512 (clone_body): Likewise.
24513 (copy_tree_r): Likewise.
24514 (remap_save_expr): Likewise.
24515 (unsave_r): Likewise.
24516 (unsave_expr_now): Likewise.
24517 (tree_function_versioning): Likewise.
24518 (build_duplicate_type): Likewise.
24519 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
24520 (struct copy_body_data): Replace splay-tree by pointer-map.
24521 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
24522 not $(SPLAY_TREE_H).
24523 (gimplify.o): Depend on $(SPLAY_TREE_H).
24524 (omp-low.p): Likewise.
24526 2007-03-31 Anatoly Sokolov <aesok@post.ru>
24528 * config/avr/predicates.md (even_register_operand,
24529 odd_register_operand): New predicates.
24530 * config/avr/avr.md (movw peephole2): New.
24531 (movw_r peephole2): New.
24533 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
24535 * tree.h (get_signed_or_unsigned_type): New.
24536 * fold-const.c (operand_equal_for_comparison_p): Use
24537 get_signed_or_unsigned_type instead of
24538 lang_hooks.types.signed_or_unsigned_type.
24539 * expr.c (store_expr): Ditto.
24540 * langhooks.c (get_signed_or_unsigned_type): New.
24541 (lhd_signed_or_unsigned_type): New.
24542 * langhooks.h (lhd_signed_or_unsigned_type): New.
24543 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
24545 2007-03-30 Richard Henderson <rth@redhat.com>
24547 * tree-ssa-loop-ivopts.c: Include target.h.
24548 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
24549 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
24550 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
24551 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
24553 2007-03-30 Richard Henderson <rth@redhat.com>
24554 Kai Tietz <kai.tietz@onevision.com>
24556 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
24557 default for 64-bit.
24558 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
24559 (TARGET_64BIT_MS_ABI): New.
24560 (DBX_REGISTER_NUMBER): Handle 64-bit.
24561 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
24562 (LONG_TYPE_SIZE): Force to 32.
24563 (REG_PARM_STACK_SPACE): New.
24564 (OUTGOING_REG_PARM_STACK_SPACE): New.
24565 (REGPARM_MAX, SSE_REGPARM_MAX): New.
24566 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
24567 (STACK_BOUNDARY): Use 128 for 64-bit.
24568 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
24569 Add 64-bit implementation.
24570 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
24572 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
24573 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
24574 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
24575 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
24576 (ix86_handle_cconv_attribute): Don't warn when ignoring if
24577 TARGET_64BIT_MS_ABI.
24578 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
24579 (ix86_pass_by_reference): Likewise.
24580 (ix86_function_value_regno_p): Likewise.
24581 (ix86_build_builtin_va_list): Likewise.
24582 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
24583 (function_arg_advance_ms_64): New.
24584 (function_arg_advance): Call it.
24585 (function_arg_ms_64): New.
24586 (function_arg): Call it.
24587 (function_value_ms_64): New.
24588 (ix86_function_value_1): Call it.
24589 (return_in_memory_ms_64): New.
24590 (ix86_return_in_memory): Call it.
24591 (setup_incoming_varargs_ms_64): New.
24592 (ix86_setup_incoming_varargs): Call it.
24593 (ix86_expand_prologue): Handle 64-bit stack probing.
24594 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
24595 (output_pic_addr_const): Likewise.
24596 (x86_this_parameter): Likewise.
24597 (x86_output_mi_thunk): Likewise.
24598 (x86_function_profiler): Likewise.
24599 (TARGET_STRICT_ARGUMENT_NAMING): New.
24600 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
24601 (TARGET_64BIT_MS_ABI): New.
24602 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
24603 * config/i386/i386.md (allocate_stack_worker): Remove.
24604 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
24605 describe the clobber of eax without a match_scratch.
24606 (allocate_stack_worker_postreload): Remove.
24607 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
24608 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
24609 (allocate_stack_worker_rex64_postreload): Remove.
24610 (allocate_stack): Handle 64-bit.
24611 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
24612 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
24613 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
24614 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
24615 (STANDARD_STARTFILE_PREFIX_1): Likewise.
24616 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
24617 * config.build (x86_64-*-mingw*): New host.
24618 * config.host (x86_64-*-mingw*): New host.
24619 * config.gcc (x86_64-*-mingw*): New target.
24620 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
24622 2007-03-30 Richard Henderson <rth@redhat.com>
24623 Kai Tietz <kai.tietz@onevision.com>
24625 * c-pragma.c (struct def_pragma_macro_value): New.
24626 (struct def_pragma_macro): New.
24627 (pushed_macro_table): New.
24628 (dpm_hash, dpm_eq): New.
24629 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
24630 (init_pragma): Install them.
24631 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
24633 2007-03-30 Anatoly Sokolov <aesok@post.ru>
24635 * config/avr/avr.c (avr_override_options): Clear
24636 'flag_delete_null_pointer_checks'.
24638 2007-03-30 Paolo Carlini <pcarlini@suse.de>
24641 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
24642 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
24643 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
24644 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
24645 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
24646 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
24647 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
24649 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
24651 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
24653 * regmove.c: Move all of pass_stack_adjustments from here...
24654 * combine-stack-adj.c: ...to this new file.
24655 * Makefile.in: Add rules for combine-stack-adj.o.
24657 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
24659 PR tree-optimization/31383
24660 * tree-data-ref.c (affine_function_equal_p): Do not require the
24661 vectors to have the same length.
24663 2007-03-30 Jan Hubicka <jh@suse.cz>
24665 PR middle-end/30700
24666 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
24667 availablility; add more sanity checking; ask varpool only about
24670 2007-03-29 Richard Henderson <rth@redhat.com>
24672 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
24673 to decide, but __SIZEOF_LONG_LONG__.
24675 2007-03-29 Richard Henderson <rth@redhat.com>
24677 * emutls.c (struct __emutls_array): New.
24678 (emutls_destroy): Use it instead of casting element 0 from void*.
24679 (__emutls_get_address): Likewise.
24681 2007-03-29 Richard Henderson <rth@redhat.com>
24683 * varasm.c (initializer_constant_valid_p): Don't deny
24684 DECL_DLLIMPORT_P on functions.
24686 * config/i386/cygming.h: Remove function declarations.
24687 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
24688 (ASM_OUTPUT_LABELREF): Remove.
24689 (COMMON_ASM_OP): Remove.
24690 (ASM_OUTPUT_COMMON): Remove.
24691 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
24692 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
24693 (ASM_DECLARE_FUNCTION_NAME): Likewise.
24694 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
24695 Rename from TARGET_ENCODE_SECTION_INFO.
24696 * config/i386/netware.h: Likewise.
24697 * config/i386/i386-protos.h: Update.
24698 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
24699 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
24700 (legitimate_constant_p): Reject dllimports.
24701 (dllimport_map, get_dllimport_decl): New.
24702 (legitimize_dllimport_symbol): New.
24703 (legitimize_address, ix86_expand_move): Use it.
24704 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
24705 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
24706 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
24707 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
24708 * config/i386/predicates.md (constant_call_address_operand): Only
24709 accept symbols; reject dllimport_p symbols.
24710 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
24711 i386_pe_maybe_record_exported_symbol.
24712 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
24713 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
24714 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
24715 trust the setting of DECL_DLLIMPORT_P.
24716 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
24717 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
24718 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
24719 tidy the argument scanning loop.
24720 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
24721 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
24722 (i386_pe_strip_name_encoding): Remove.
24723 (i386_pe_binds_local_p): New.
24724 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
24725 (i386_pe_output_labelref): Remove.
24726 (i386_pe_asm_output_aligned_decl_common): New.
24727 (i386_pe_maybe_record_exported_symbol): Rename from
24728 i386_pe_record_exported_symbol; check for dllexported symbols.
24730 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
24732 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
24733 add comment explaining why vsnprintf cannot be used.
24735 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
24737 PR tree-optimization/30666
24738 * tree.c (build_complex_type): When creating type names for DWARF2
24739 debug info, create TYPE_DECLs for TYPE_NAME instead of
24741 (build_common_tree_nodes_2): Use build_complex_type when building
24742 predefined complex types, to preserve canonical types.
24744 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
24746 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
24747 (noce_get_alt_condition): Look at it to determine whether to
24748 reverse the condition or not.
24749 (noce_get_condition): Substitute the truth for lies.
24750 (noce_find_if_block): Set the then_else_reversed field.
24752 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
24754 * config/fr30/fr30.md (movdi): Do not accept immediates as the
24755 destination of this insn.
24756 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
24757 than calling gen_rtx_SET directly. Use r0 to hold the value of
24758 'address + 4' rather than a stack based temporary which can be
24759 mis-optimized away.
24761 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
24763 * config/s390/s390.c (s390_secondary_input_reload_class,
24764 s390_secondary_output_reload_class): Functions removed.
24765 (s390_secondary_reload): New function.
24766 (TARGET_SECONDARY_RELOAD): Target macro defined.
24767 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
24768 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
24769 * config/s390/s390.md ("reload_outti", "reload_outdi",
24770 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
24771 "reload_out<mode>"): Expanders removed.
24772 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
24773 "reload<mode>_nonoffmem_out"): Expanders added.
24775 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
24777 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
24778 action if SRC->DEST replacement failed anyway.
24780 2007-03-28 Mike Stump <mrs@apple.com>
24782 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
24783 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
24784 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
24786 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24788 * config.gcc: Accept barcelona as a variant of amdfam10.
24789 * config/i386/i386.c (override_options): Likewise.
24790 * doc/invoke.texi: Likewise.
24792 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
24794 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
24795 offsets for BIT_FIELD_REF and COMPONENT_REF.
24797 2007-03-28 Richard Guenther <rguenther@suse.de>
24799 * tree.c (is_global_var): Move ...
24800 * tree-flow-inline.h (is_global_var): ... here.
24801 * tree.h (is_global_var): Remove declaration.
24803 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
24805 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
24807 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
24808 * config/i386/i386.c (ix86_tune_features): Initialize new
24810 * config/i386/predicates.md (promotable_binary_operator): Use
24811 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
24813 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
24816 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
24818 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
24820 * config/fr30/fr30.md (movsi_internal): Change destination
24821 constraint from m to V and add m to the end.
24823 2007-03-28 Christian Bruel <christian.bruel@st.com>
24825 * config/sh/sh.md (movsi_i): Fix type attribute.
24827 2007-03-28 Christian Bruel <christian.bruel@st.com>
24829 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
24830 (movsf_ie): Likewise.
24832 2007-03-28 Christian Bruel <christian.bruel@st.com>
24834 * config.gcc: Add sh4-300 to multilib.
24835 * config/sh/t-mlib-sh4-300: New file.
24837 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
24839 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
24840 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
24841 fix_trunc<mode>di2.
24842 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
24843 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
24844 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
24845 "fixuns_trunctddi2"): Whitespace fix.
24847 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
24849 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
24850 the definition of struct sh_args.
24851 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
24852 CALL_COOKIE_INT_REG_GET): Likewise.
24854 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
24856 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
24857 transformations are applied successfully.
24859 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
24861 * tree.c (tree_contains_struct): Permit 512 tree codes.
24862 * tree.h (tree_contains_struct): Ditto.
24863 (MAX_TREE_CODES): Ditto.
24864 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
24865 SPARE member to store remaining padding bits.
24867 2007-03-27 Anatoly Sokolov <aesok@post.ru>
24869 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
24872 2007-03-27 Janis Johnson <janis187@us.ibm.com>
24874 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
24875 * configure: Regenerate.
24877 * configure: Regenerate using the correct version of autoconf.
24879 2007-03-27 Anatoly Sokolov <aesok@post.ru>
24881 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
24883 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
24884 regs to "__SP_L__" and "__SP_H__".
24886 2007-03-27 Richard Guenther <rguenther@suse.de>
24888 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
24889 computations with it with a HOST_WIDE_INT variable.
24891 2007-03-26 Mike Stump <mrs@apple.com>
24893 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
24894 objective-c-header, objective-c++-header and objc++-cpp-output
24896 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
24898 2007-03-26 Richard Henderson <rth@redhat.com>
24901 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
24902 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
24903 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
24904 IX86_BUILTIN_PSRLQ128): New.
24905 (ix86_init_mmx_sse_builtins): Add them.
24906 (ix86_expand_builtin): Expand them.
24907 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
24908 operand 2 be TImode.
24909 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
24910 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
24911 _mm_srli_epi64): Mark __B const.
24912 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
24913 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
24914 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
24915 new two-vector shift builtins.
24917 2007-03-26 Ian Lance Taylor <iant@google.com>
24919 PR tree-optimization/31345
24920 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
24921 [+INF, +INF(OVF)] into VARYING.
24923 2007-03-26 Zack Weinberg <zackw@panix.com>
24925 * gengtype-parse.c: New file.
24926 * gengtype-yacc.y: Delete.
24927 * gengtype-lex.l: Don't include gengtype-yacc.h.
24928 Define YY_DECL and yyterminate appropriately for recursive
24929 descent parser. yylval is now a string out-parameter to yylex.
24930 (HWS, EOID): New shorthand.
24931 (IWORD): Add a couple more types.
24932 (yylex): Add a setup stanza. Remove the complex rules for
24933 detecting GTY'ed types and typedefs; replace with simple
24934 keyword detectors. Adjust everything for the changed
24935 definition of yylval. Ignore all pp-directives, not just #define.
24937 (parse_file): Rename yybegin; do not call yyparse.
24939 * gengtype.c (xasprintf): Export again.
24940 (this_file): New. Use everywhere __FILE__ was being used.
24941 (get_lang_bitmap): Special case types defined in gengtype.c.
24942 (do_typedef, new_structure): Suppress definition of certain types.
24943 (new_structure): Improve diagnostics of duplicate definitions.
24944 Make sure location_s is associated with input.h.
24945 (nreverse_pairs, define_location_structures): New functions.
24946 (main): Improve tagging of kludge types. Remove old kludges
24947 for input.h types; use define_location_structures.
24948 * gengtype.h: Update prototypes. Define token codes here.
24949 * Makefile.in: Remove all references to gengtype-yacc.
24950 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
24952 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
24953 add GTY((skip)) to the field that's only conditionally there.
24954 * doc/install.texi: Document that Bison is no longer required
24955 unless building treelang.
24957 * gengtype.c: Don't include gtyp-gen.h.
24958 (srcdir): Declare here.
24959 (base_files, lang_dir_names): Allocate dynamically.
24960 (gt_files, num_gt_files, num_lang_dirs): New globals.
24961 (measure_input_list, read_input_line, read_input_list)
24962 (set_lang_bitmap): New functions.
24963 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
24964 simplify, relying on read_input_list to set up the bitmaps.
24965 (main): Arguments are no longer unused. Check for correct number
24966 of command line arguments, set srcdir and srcdir_len, then call
24967 read_input_list, before doing anything else. No need to worry
24968 about duplicates in main loop.
24969 * configure.ac: Simplify the calculation of all_gtfiles.
24970 Put language tags in there. Don't set or substitute
24971 all_gtfiles_files_langs or all_gtfiles_files_frags.
24972 * Makefile.in: Revamp the way gengtype is invoked, now that it
24973 takes a file on its command line with a much simpler format.
24974 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
24975 (GTFILES): Remove duplicates and C source files.
24976 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
24977 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
24978 * configure: Regenerate.
24980 * gengtype.h: Remove all type definitions to gengtype.c; leave
24981 only definitions of options_p, type_p, and pair_p as opaque
24982 pointers. Update prototypes.
24983 * gengtype.c: Many type definitions moved here from gengtype.h.
24984 Consolidate type definitions at the top of the file.
24985 (xvasprintf): Delete.
24986 (xasprintf): Make static.
24987 (create_nested_pointer_option): Add 'next' parameter.
24988 (create_field_all, create_field_at): New functions.
24989 (create_field): Now a thin wrapper around create_field_all.
24990 (create_optional_field): Rename create_optional_field_ and add
24991 line argument. Original name is now a macro which supplies
24993 (oprintf): Use vsnprintf directly.
24994 (close_output_files): Use fatal rather than perror/exit.
24995 (note_def_vec, note_def_vec_alloc): Use create_field_at.
24996 (main): Set progname. Don't use exit.
24997 * gengtype-yacc.y (struct_fields): Use create_field_at.
24998 (option, optionseqopt): Delete.
24999 (optionseq): Consolidate productions from option here so we
25000 can use the first argument to create_option.
25002 * gengtype-lex.l: Distinguish unions from structures in the
25003 token type. Don't call find_structure; return the tag as a string.
25004 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
25005 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
25006 string. Reorganize typedef_struct production accordingly.
25007 Use create_nested_ptr_option.
25008 * gengtype.c (create_nested_ptr_option): New function.
25009 * gengtype.h: Declare it.
25011 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
25012 (string_type): Don't declare.
25013 (do_scalar_typedef): Declare.
25014 (create_scalar_type): Update prototype.
25015 * gengtype.c (string_type): Make static.
25016 (scalar_nonchar, scalar_char): New.
25017 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
25018 (resolve_typedef): Use scalar_nonchar for error recovery.
25019 (create_scalar_type): Remove name_len field. Return scalar_char
25020 or scalar_nonchar as appropriate.
25021 (adjust_field_type): Look at scalar_is_char boolean to decide whether
25022 to use string_type.
25023 (throughout): Use scalar_nonchar instead of calling
25024 create_scalar_type, whenever possible.
25025 (main): Initialize scalar_char and scalar_nonchar before calling
25027 * gengtype-lex.l: Adjust for removal of second argument to
25028 create_scalar_type. Use yylval.s instead of yylval.t when
25030 * gengtype-yacc.y: Type of SCALAR is string. Call
25031 create_scalar_type from type:SCALAR rule. Adjust for removal of
25032 second argument to create_scalar_type.
25034 * vec.h: Remove all #if IN_GENGTYPE blocks.
25035 Add comment saying that changes may require adjustments to gengtype.
25036 * gengtype.c: Don't include coretypes.h or tm.h.
25037 Add comment to inclusion of errors.h.
25038 (note_def_vec, note_def_vec_alloc): New functions.
25039 * gengtype.h: Declare new functions.
25040 * gengtype-lex.l: Don't include coretypes.h.
25041 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
25043 (update_lineno): Remove unnecessary prototype.
25044 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
25045 (VEC rule): Just return VEC_TOKEN.
25046 * gengtype-yacc.y (VEC_TOKEN): New token type.
25047 (type): Add a production for VEC(a,b).
25048 * Makefile.in: Update dependencies.
25050 * gengtype-lex.l: Remove rules for parsing pointer-to-function
25051 typedefs that use the old PARAMS macro.
25053 * gengtype-lex.l: Remove all rules and states relating to yacc
25055 * gengtype-yacc.y: Similarly.
25056 * gengtype.c (note_yacc_type): Delete function.
25057 * gengtype.h: Update prototypes.
25059 2007-03-26 Joseph Myers <joseph@codesourcery.com>
25061 * tree-pretty-print.c (dump_generic_node): Report precision of
25062 unnamed integer types.
25064 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
25066 * ifcvt.c (noce_try_store_flag_constants): Don't check
25067 no_new_pseudos here.
25068 (noce_try_store_flag_constants): Don't check no_new_pseudos.
25069 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
25070 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
25071 noce_try_sign_mask): Likewise.
25072 (if_convert): Check no_new_pseudos here.
25074 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
25076 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
25077 (noce_get_condition): Handle new then_else_reversed argument.
25078 (noce_init_if_info): Remove, fold into noce_find_if_block.
25079 (noce_process_if_block): Take a struct noce_if_info as the
25080 argument. Don't set up one based on ce_if_info. Update pointer
25081 references accordingly.
25082 (cond_move_process_if_block): Likewise.
25083 (process_if_block): Removed.
25084 (find_if_block): Removed. Move functionality two new functions,
25085 noce_find_if_block and cond_exec_find_if_block.
25086 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
25087 blocks and the symmetric IF-ELSE-JOIN case.
25088 (cond_exec_find_if_block): Also new function mostly based on old
25089 find_if_block and process_if_block.
25090 (find_if_header): Replace find_if_block call with separately
25091 guarded calls to noce_find_if_block and cond_exec_find_if_block.
25092 (find_cond_trap): Update noce_get_condition call.
25093 (dead_or_predicable): Likewise.
25095 2007-03-26 Jakub Jelinek <jakub@redhat.com>
25097 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
25099 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
25100 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
25101 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
25102 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
25103 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
25104 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
25105 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
25106 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
25107 __builtin_ia32_psrad128 builtins.
25109 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
25111 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
25112 * config/i386/constraints.md
25113 (define_constraint "I"): Use IN_RANGE macro.
25114 (define_constraint "J"): Ditto.
25115 (define_constraint "K"): Ditto.
25116 (define_constraint "M"): Ditto.
25117 (define_constraint "N"): Ditto.
25118 (define_constraint "O"): Ditto.
25119 * config/i386/predicates.md
25120 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
25121 (define_predicate "const_0_to_3_operand"): Ditto.
25122 (define_predicate "const_0_to_7_operand"): Ditto.
25123 (define_predicate "const_0_to_15_operand"): Ditto.
25124 (define_predicate "const_0_to_63_operand"): Ditto.
25125 (define_predicate "const_0_to_255_operand"): Ditto.
25126 (define_predicate "const_1_to_31_operand"): Ditto.
25127 (define_predicate "const_2_to_3_operand"): Ditto.
25128 (define_predicate "const_4_to_7_operand"): Ditto.
25130 2007-03-25 David Edelsohn <edelsohn@gnu.org>
25132 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
25133 in SImode for save_world.
25134 * config/rs6000/altivec.md (save_world, restore_world): Convert to
25137 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
25139 PR tree-optimization/30784
25140 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
25143 2007-03-25 Revital Eres <eres@il.ibm.com>
25145 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
25146 Fold movement_possibility function into it.
25148 2007-03-25 David Edelsohn <edelsohn@gnu.org>
25150 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
25151 (load_macho_picbase_{si,di}): Convert to LR hard reg.
25152 (call_indirect_nonlocal_darwin64): Same.
25153 (call_nonlocal_darwin64): Same.
25154 (call_value_indirect_nonlocal_darwin64): Same.
25155 (call_value_nonlocal_darwin64): Same.
25156 (sibcall_nonlocal_darwin64): Same.
25157 (sibcall_value_nonlocal_darwin64): Same.
25158 (sibcall_symbolic_64): Same.
25159 (sibcall_value_symbolic_64): Same.
25160 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
25162 (rs6000_emit_load_toc_table): Same.
25163 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
25164 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
25166 (divss_call): Same.
25167 (divus_call): Same.
25168 (quoss_call): Same.
25169 (quous_call): Same.
25170 (load_toc_v4_pic_si): Same
25171 (load_toc_v4_PIC_1): Same.
25172 (load_toc_v4_PIC_1b): Same.
25173 (call_indirect_aix{32,64}): Same.
25174 (call_value_indirect_aix{32,64}): Same.
25176 (call_value): Same.
25177 (call_local{32,64}): Same.
25178 (call_value_local{32,64}): Same.
25179 (call_indirect_nonlocal_aix{32,64}): Same.
25180 (call_nonlocal_aix{32,64}): Same.
25181 (call_value_indirect_nonlocal_aix{32,64}): Same.
25182 (call_value_nonlocal_aix{32,64}): Same.
25183 (call_indirect_nonlocal_sysv<mode>): Same.
25184 (call_nonlocal_sysv<mode>): Same.
25185 (call_value_indirect_nonlocal_sysv<mode>): Same.
25186 (call_value_nonlocal_sysv<mode>): Same.
25188 (sibcall_local{32,64}): Same.
25189 (sibcall_value_local{32,64}): Same.
25190 (sibcall_nonlocal_aix{32,64}): Same.
25191 (sibcall_value_nonlocal_aix{32,64}): Same.
25192 (sibcall_nonlocal_sysv<mode>): Same.
25193 (sibcall_value): Same.
25194 (sibcall_value_nonlocal_sysv<mode>): Same.
25196 2007-03-24 Paul Brook <paul@codesourcery.com>
25198 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
25199 * config/arm/linux-eabi.h: Remove legacy syscall hack.
25201 2007-03-24 Richard Henderson <rth@redhat.com>
25203 * config/ia64/constraints.md: New file.
25204 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
25205 satisfies_constraint_?.
25206 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
25207 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
25208 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
25209 ia64_output_mi_thunk): Likewise.
25210 (ia64_const_ok_for_letter_p): Remove.
25211 (ia64_const_double_ok_for_letter_p): Remove.
25212 (ia64_extra_constraint): Remove.
25213 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
25214 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
25215 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
25216 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
25217 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
25218 EXTRA_MEMORY_CONSTRAINT): Remove.
25219 * config/ia64/ia64.md: Include constriants.md. Replace
25220 CONST_OK_FOR_? with satisfies_constraint_?.
25222 2007-03-23 Michael Meissner <michael.meissner@amd.com>
25223 H.J. Lu <hongjiu.lu@intel.com>
25225 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
25227 (name macros): Use DPD_BID_NAME to convert names properly.
25229 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
25230 decimal floating point format.
25231 (init_floating_libfuncs): Change decimal functions so that they
25232 have a "bid_" prefix if the decimal system uses the BID format,
25233 and "dpd_" prefix if the decimal system uses the DPD format.
25234 (init_interclass_conv_libfuncs): Ditto.
25235 (init_intraclass_conv_libfuncs): Ditto.
25237 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
25238 using the BID format.
25240 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
25241 whether we are using the BID decimal format.
25242 * configure: Regenerate.
25244 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
25245 the compiler has decimal floating point enabled. Define
25246 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
25249 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
25250 using the BID format.
25252 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
25253 whether we are using the BID decimal format.
25254 * configure: Regenerate.
25256 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
25257 the compiler has decimal floating point enabled. Define
25258 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
25261 * doc/install.texi (--enable-decimal-float): Document BID and DPD
25262 options, and that it is enabled for i386/x86_64 systems.
25264 * Makefile.in (enable_decimal_float): New.
25266 (DECNUMINC): Add -I$(DECNUMFMT).
25267 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
25268 to $(DECNUMFMT) from $(DECNUM).
25270 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
25271 Substitute enable_decimal_float.
25272 * configure: Regenerated.
25275 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
25278 * configure.ac: Enable decimal float for x86_64-*-linux*.
25279 * configure: Regenerated.
25282 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
25283 decimal128ClearSign to flip and clear the sign bit in decimal128.
25284 (decimal_real_maxval): Set decimal128SetSign to set the sign
25287 2007-03-23 Ian Lance Taylor <iant@google.com>
25289 * fold-const.c (fold_binary): Correct warning for X - c >= X.
25291 2007-03-23 Ian Lance Taylor <iant@google.com>
25293 * tree-dump.c (dump_files): Correct comment.
25295 2007-03-23 Ian Lance Taylor <iant@google.com>
25297 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
25299 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
25301 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
25302 in cfglayout mode. Don't go into and out of cfglayout mode.
25303 Link the blocks in the order of the constructed traces.
25304 (rest_of_handle_tracer): Adjust call to tracer.
25305 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
25306 Don't go into cfglayout mode.
25307 (rtl_loop_done): Don't go out of cfglayout mode.
25308 * cfglayout.c (relink_block_chain): New function, split out from...
25309 (fixup_reorder_chain): ...here. Remove redundant checking.
25310 (cfg_layout_finalize): Don't clear the header, footer, and aux
25311 fields here, move the code to do so to relink_block_chain. Likewise
25312 for free_original_copy_tables.
25313 * rtl.h (tracer): Update prototype.
25314 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
25315 Assert we are in cfglayout mode. Don't go into and out of cfglayout
25316 mode. Use relink_block_chain to serialize the CFG according to the
25317 new basic block order. Move targetm.cannot_modify_jumps_p check from
25319 (gate_handle_reorder_blocks): ...to here.
25320 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
25322 (gate_duplicate_computed_gotos): ...to here.
25323 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
25324 something always changes when going into and out of cfglayout mode.
25325 Perform an expensive cfg cleanup while going into cfglayout mode.
25326 Always update liveness information on HAVE_conditional_execution
25327 targets. Reserialize the basic blocks and go out of cfglayout mode.
25328 * reg-stack.c: Include cfglayout.h.
25329 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
25330 the call to reorder_basic_blocks.
25331 * basic-block.h (reorder_basic_blocks): Update prototype.
25332 (relink_block_chain): New prototype.
25333 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
25335 2007-03-23 Joseph Myers <joseph@codesourcery.com>
25337 * config/mips/mips.md (type, hazard, *movdi_32bit,
25338 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
25339 *movhi_internal, *movqi_internal, *movsf_hardfloat,
25340 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
25341 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
25342 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
25344 (movcc): Change first xfer to multi.
25345 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
25346 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
25347 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
25348 config/mips/generic.md: Change reservations using "xfer" to use
25350 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
25351 using match_operand.
25352 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
25353 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
25355 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
25357 2007-03-22 Richard Henderson <rth@redhat.com>
25359 * config/i386/i386.c: Remove unnecessary function declarations.
25360 Move targetm definition, and all related macros, to the end of
25361 the file. Resort some functions to put definitions before uses.
25362 (ix86_attribute_table): Make static. Move to end of file.
25363 (ix86_gimplify_va_arg): Make static.
25365 2007-03-22 Richard Henderson <rth@redhat.com>
25367 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
25368 don't increase local_regparm with force_align_arg_pointer check.
25369 (ix86_function_sseregparm): Assert 32-bit.
25370 (type_has_variadic_args_p): New.
25371 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
25372 type_has_variadic_args_p.
25373 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
25374 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
25375 use memset instead. Do maybe_vaarg check first; skip attribute
25376 tests if true; skip attribute tests for 64-bit.
25377 (construct_container): Remove TARGET_DEBUG_ARG.
25378 (function_arg_advance_32, function_arg_advance_64): Split out ...
25379 (function_arg_advance): ... from here.
25380 (function_arg_32, function_arg_64): Split out ...
25381 (function_arg): ... from here.
25382 (ix86_pass_by_reference): Tidy.
25383 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
25384 (function_value_32): New, from parts of ix86_function_value
25385 and ix86_value_regno.
25386 (function_value_64): New, from parts of ix86_function_value
25387 and ix86_libcall_value.
25388 (ix86_function_value_1): New.
25389 (ix86_function_value, ix86_libcall_value): Use it.
25390 (return_in_memory_32, return_in_memory_64): Split out ...
25391 (ix86_return_in_memory): ... from here.
25392 (ix86_struct_value_rtx): Skip for 64-bit.
25393 (ix86_libcall_value, ix86_value_regno): Remove.
25394 (setup_incoming_varargs_64): Split out ...
25395 (ix86_setup_incoming_varargs): ... from here.
25396 (ix86_va_start): Remove TARGET_DEBUG_ARG.
25397 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
25398 * config/i386/i386-protos.h (ix86_function_value): Remove.
25399 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
25401 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25404 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
25405 infinities not supported, otherwise emit warning if -Woverflow. On
25406 underflow, emit warning if -Woverflow.
25407 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
25409 * real.h (real_from_string): Update declaration
25411 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
25412 Richard Henderson <rth@redhat.com>
25414 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
25415 * calls.c (compute_argument_block_size, expand_call,
25416 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
25417 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
25418 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
25419 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
25420 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
25421 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
25422 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
25423 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
25426 2007-03-22 Joseph Myers <joseph@codesourcery.com>
25428 * c-incpath.c (add_sysroot_to_chain): New.
25429 (merge_include_chains): Add sysroot argument. Call
25430 add_sysroot_to_chain if sysrooted.
25431 (register_include_chains): Update call to merge_include_chains.
25432 * doc/cppopts.texi: Document use of '=' in include directory
25435 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
25437 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
25438 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
25439 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
25440 insn pattern using X87MODEF12 mode macro.
25442 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
25444 * regmove.c (regmove_optimize): Use reg_mentioned_p
25445 instead of reg_overlap_mentioned_p for DST.
25447 2007-03-21 Mike Stump <mrs@apple.com>
25449 * c.opt: Fixup for Objective-C/C++.
25451 2007-03-21 Steve Ellcey <sje@cup.hp.com>
25453 * explow.c (convert_memory_address): Fold memory reference when
25454 POINTERS_EXTEND_UNSIGNED < 0
25456 2007-03-21 Richard Henderson <rth@redhat.com>
25459 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
25460 * config/i386/mmintrin.h (__m64): Likewise.
25461 * config/i386/xmmintrin.h (__m128): Likewise.
25463 2007-03-21 Richard Sandiford <richard@codesourcery.com>
25465 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
25466 (VXWORKS_OS_CPP_BUILTINS): Define.
25467 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
25468 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
25470 2007-03-21 Richard Sandiford <richard@codesourcery.com>
25472 * rtl.h (constant_pool_reference_p): Delete.
25473 (find_constant_src): Declare.
25474 * rtlanal.c (find_constant_src): New function.
25475 * simplify-rtx.c (constant_pool_reference_p): Delete.
25476 * config/i386/i386.md: Use find_constant_src instead of
25477 constant_pool_reference_p/avoid_constant_pool_reference pairs.
25479 2007-03-21 Richard Sandiford <richard@codesourcery.com>
25481 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
25482 * c-cppbuiltin.c (c_cpp_builtins): Define them.
25484 2007-03-20 Mark Mitchell <mark@codesourcery.com>
25486 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
25487 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
25488 (arm_elf_asm_constructor): Use it.
25489 (arm_elf_asm_destructor): New function.
25491 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
25493 * jump.c (mark_jump_label): Treat SEQUENCE specially.
25495 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
25497 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
25499 2007-03-19 Andrew Haley <aph@redhat.com>
25501 PR tree-optimization/31264
25502 * tree-vrp.c (register_edge_assert_for_1): Don't look though
25503 VIEW_CONVERT_EXPRs.
25505 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
25507 PR rtl-optimization/30907
25508 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
25509 (fwprop_init): Always call loop_optimizer_initialize.
25510 (fwprop_done): Always call loop_optimizer_finalize.
25511 (fwprop): We always have loop info now.
25512 (gate_fwprop_addr): Remove.
25513 (pass_fwprop_addr): Use gate_fwprop as gate.
25515 PR rtl-optimization/30841
25516 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
25517 df_chain_alloc): Call df_reorganize_refs unconditionally.
25518 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
25519 refs_organized to refs_organized_size.
25520 (df_ref_create_structure): Use refs_organized_size instead of
25521 bitmap_size if refs had been organized, and keep refs_organized_size
25523 * df.h (struct df_ref_info): Change refs_organized to
25524 refs_organized_size.
25525 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
25528 2007-03-19 Mark Mitchell <mark@codesourcery.com>
25530 * except.c (output_function_exception_table): Do not reference the
25531 EH personality routine for functions that do not require an
25534 2007-03-20 Jakub Jelinek <jakub@redhat.com>
25537 * c-typeck.c (convert_for_assignment): Call comptypes for
25538 RECORD_TYPE or UNION_TYPE.
25540 PR inline-asm/30505
25541 * reload1.c (reload): Do invalid ASM checking after
25542 cleanup_subreg_operands.
25544 2007-03-19 Jeff Law <law@redhat.com>
25546 * tree-cfg.c (find_taken_edge): Tighten conditions for
25547 optimizing computed gotos.
25549 2007-03-19 Michael Matz <matz@suse.de>
25551 * builtins.c (expand_builtin_sync_operation,
25552 expand_builtin_compare_and_swap,
25553 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
25556 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
25557 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
25560 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25562 * doc/tm.texi: Add brackets around the return type of
25563 TARGET_SECONDARY_RELOAD.
25565 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
25566 Richard Guenther <rguenther@suse.de>
25568 PR tree-optimization/31254
25569 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
25570 Use handled_component_p () where appropriate. Continue
25571 propagating into the rhs if we propagated into an INDIRECT_REF
25574 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25576 * config/s390/s390.md (op_type attribute): RRR instruction type added.
25577 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
25578 (xde, xdee): Mode attributes adjusted to support DFP modes.
25579 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
25580 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
25581 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
25582 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
25583 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
25584 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
25585 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
25587 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
25588 "movsf"): Insn definitions removed.
25589 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
25590 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
25591 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
25593 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
25594 "reload_in<mode>", "reload_out<mode>"): Expander added.
25595 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
25598 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25600 * config/s390/s390.md: Only non-functional changes. Renamed
25601 FPR mode macro to BFP all over the file.
25603 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25605 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
25606 (op_type attribute): RRF instruction type added.
25607 (fT0): New mode attribute.
25608 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
25609 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
25610 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
25611 instruction no secondary memory is needed when moving DFmode values
25612 between GPRs and FPRs.
25614 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25616 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
25617 inverted and documentation adjusted.
25618 ("mhard-dfp", "msoft-dfp"): New options.
25619 * config/s390/s390.c (s390_handle_arch_option): New architecture
25621 (override_options): Sanity checks for the new options added.
25622 * config.gcc: New architecture switch: z9-ec.
25623 * config/s390/s390.h (processor_flags): PF_DFP added.
25624 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
25625 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
25626 when the bit is NOT set so remove it from the defaults.
25628 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25630 * genemit.c (main): Print include statement for dfp.h.
25631 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
25634 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
25636 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
25638 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
25641 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
25642 instead of PATTERN.
25644 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25646 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
25647 attr_length_call, output_call, output_indirect_call): Cleanup
25648 formatting of targetm calls.
25650 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
25652 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
25654 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25656 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
25657 reservation, bypass and anti-bypass descriptions for these
25658 instructions. Update move patterns.
25659 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
25662 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
25664 * tree-vect-transform.c (get_initial_def_for_induction): Replace
25665 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
25666 (get_initial_def_for_reduction): Likewise.
25668 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
25670 Fix PR tree-optimization/29922
25671 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
25672 (get_representative): Removed.
25673 (value_dies_in_block_x): Update for rvuse removal.
25674 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
25675 (compute_antic_aux): Handle when PHI nodes appear in
25676 non-single-successors.
25677 (dump_bitmap_of_names): Removed.
25678 (compute_antic_safe): Renamed and removed rvuse calculation.
25679 Calculate only antic safe.
25680 (insert_into_preds_of_block): Remove assert.
25681 (execute_pre): Update for renamed functions.
25682 (defer_or_phi_translate_block): New function.
25684 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
25686 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
25687 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
25689 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
25690 Follow spelling conventions.
25692 * tree-data-ref.h: Remove the prototype for analyze_array.
25694 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
25696 PR tree-optimization/31041
25697 * tree-vect-transform.c (get_initial_def_for_induction): Call
25698 force_gimple_operand.
25700 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
25702 * ipa-type-escape.c (look_for_casts) : Revert code to use
25703 handled_component_p due to ada test a-numaux.adb.
25705 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
25707 * final.c (final_scan_insn): Alter the condition of a
25708 conditional trap if we have nonstandard CC.
25710 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25712 * configure.ac: Remove excess quoting from asm line 0 test.
25713 * configure: Rebuilt.
25715 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25717 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
25718 * c-common.c (convert_and_check): Move warning logic to...
25719 (warnings_for_convert_and_check): ...here. Define.
25720 * c-common.h (warnings_for_convert_and_check): Declare.
25722 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25724 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
25725 (output_call): Likewise.
25727 2007-03-16 Richard Sandiford <richard@codesourcery.com>
25729 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
25731 2007-03-16 Richard Sandiford <richard@codesourcery.com>
25733 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
25735 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
25737 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
25738 opteron, athlon-64 and athlon-fx processor_alias_table entries.
25740 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
25742 PR tree-optimization/31183
25743 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
25744 Use double_int instead of unsigned int for representing access_strides.
25745 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
25747 2007-03-16 Richard Guenther <rguenther@suse.de>
25749 PR tree-optimization/31146
25750 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
25751 to allow recursion of forward_propagate_addr_expr.
25752 (forward_propagate_addr_into_variable_array_index): Likewise.
25753 (forward_propagate_addr_expr): Likewise.
25754 (tree_ssa_forward_propagate_single_use_vars): Likewise.
25755 (forward_propagate_addr_expr_1): Recurse on simple copies
25756 instead of propagating into them. Do so for useless conversions
25758 (forward_propagate_addr_expr): Clean up unused statements after
25761 2007-03-16 Richard Guenther <rguenther@suse.de>
25763 * builtins.c (expand_builtin_cexpi): Use the right argument
25764 for the expansion via cexp.
25766 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25768 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
25769 * configure: Rebuilt.
25771 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25774 * dwarf2out.c (force_type_die): Adjust comment.
25775 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
25777 2007-03-15 DJ Delorie <dj@redhat.com>
25779 * config/frv/predicates.md (minmax_operator): Don't check operands
25782 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
25784 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
25785 Update constant estimates of number of iterations.
25786 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
25787 argument renamed to "realistic".
25788 (compute_estimated_nb_iterations): Removed.
25789 (record_niter_bound): New function.
25790 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
25791 call record_nonwrapping_iv with upper = false.
25792 (infer_loop_bounds_from_signedness): Pass upper argument to
25793 record_nonwrapping_iv.
25794 (estimate_numbers_of_iterations_loop): Do not call
25795 compute_estimated_nb_iterations. Record estimate based on profile
25796 information. Initialize the constant estimates of number of
25798 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
25800 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
25801 number of iterations is too small.
25802 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
25803 (EST_NOT_AVAILABLE): Removed.
25804 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
25805 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
25808 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
25810 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
25811 Handle NE_EXPR guards.
25813 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25816 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
25817 Set also -pedantic-errors by default for the preprocessor unless
25818 -fpermissive is given.
25820 2007-03-15 Richard Guenther <rguenther@suse.de>
25822 PR middle-end/29719
25823 PR middle-end/31161
25824 * builtins.c (expand_builtin_cexpi): As a fallback if we
25825 don't have builtins for sincos or cexp create a function
25826 declaration for cexp and expand to a call to that.
25827 (expand_builtin_int_roundingfn): Always fall
25828 back to floor/ceil and its variants even if they may be
25831 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
25833 PR middle-end/31159
25834 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
25835 jump tables, move the call to delete_dead_jumptables from here...
25836 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
25837 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
25838 don't allow merging of blocks that try_redirect_by_replacing_jump
25839 also does not handle when not optimizing.
25841 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
25842 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25844 * config/i386/i386.md (x86_sahf_1): Correctly handle
25847 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
25850 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
25851 x86_64_general_operand as operand[2] predicate. Remove "iF"
25852 from operand constraints and use "e" constraint instead.
25853 (*subti3_1, *subti3_1 splitter): Ditto.
25854 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
25855 operand[1] predicate.
25857 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
25859 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
25860 arrays, multiply the access strides by the size of the sub-array.
25861 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
25863 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
25865 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
25866 the configured assembler supports the sahf mnemonic.
25867 * configure: Regenerate.
25868 * config.in: Regenerate.
25870 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
25871 emit "sahf" or ".byte\t0x9e" as asm template.
25873 2007-03-14 Michael Meissner <michael.meissner@amd.com>
25876 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
25877 option to replace hard coded TARGET_xxx in md file.
25878 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
25879 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
25880 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
25881 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
25882 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
25883 (X86_TUNE_NOT_VECTORMODE): Ditto.
25884 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
25885 (TUNE_AVOID_VECTOR_DECODE): Ditto.
25886 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
25887 (TUNE_SLOW_IMUL_IMM8): Ditto.
25888 (TUNE_MOVE_M1_VIA_OR): Ditto.
25889 (TUNE_NOT_UNPAIRABLE): Ditto.
25890 (TUNE_NOT_VECTORMODE): Ditto.
25892 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
25895 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
25896 tuning options instead of hard coded TARGET_xxx.
25897 (fix ssemode peephole2's): Ditto.
25898 (imul peephole2's): Ditto.
25900 (movdi_or_rex64): Ditto.
25901 (move peephole2): Ditto.
25902 (not peephole2's): Ditto.
25904 2007-03-14 Dirk Mueller <dmueller@suse.de>
25906 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
25907 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
25908 * c-parser.c (c_parser_if_body): Always add an empty statement in case
25910 * c-parser.c (c_parser_do_statement): Warn about empty body in
25911 do/while statement.
25912 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
25913 * doc/invoke.texi (-Wempty-body): Update documentation.
25915 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25918 * c-common.h (warn_for_div_by_zero): Declare.
25919 * c-common.c (warn_for_div_by_zero): Define.
25920 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
25923 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25925 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
25926 to PREFIX and STANDARD_PREFIX.
25928 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25929 Phil Edwards <phil@codesourcery.com>
25931 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
25932 (__gthread_once_t): Remove busy field for RTPs.
25933 (__GTHREAD_ONCE_INIT): Update accordingly.
25935 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25937 * doc/invoke.texi: Document VxWorks options.
25939 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
25941 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
25943 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
25945 PR tree-optimization/30590
25946 * tree-nrv.c (tree_nrv): Check for the partial update of the
25949 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25951 * flags.h (flag_random_seed): Remove declaration, in favor of...
25952 * toplev.h (get_random_seed, set_random_seed): ... these.
25953 * tree.c (get_file_function_name): Use the former.
25954 * opts.c (common_handle_option): Use the latter.
25957 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
25959 PR middle-end/31127
25960 * cse.c (cse_find_path): Do not bail out if a basic block that
25961 we already visited now becomes part of a path that starts at a
25962 different basic block. Just disallow this, to make sure we
25963 visit each basic block at most once.
25965 2007-03-13 Jan Hubicka <jh@suse.cz>
25967 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
25968 attributes, when profile esitmate is present, calls with very low
25969 frequency are cold.
25971 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
25973 PR tree-optimization/30730
25974 PR tree-optimization/26900
25975 * tree-ssa-loop-niter.c: Include gmp.h.
25976 (bounds): New type.
25977 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
25978 split_to_var_and_offset, determine_value_range,
25979 bound_difference_of_offsetted_base, refine_bounds_using_guard,
25980 bound_difference, bounds_add, bounds_negate,
25981 number_of_iterations_ne_max, dump_affine_iv): New functions.
25982 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
25983 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
25984 difference of initial and final value of control iv to validate
25986 (number_of_iterations_cond): Add loop parameter. Determine bounds
25987 on the difference of the extremes of the control iv. Add dumps.
25988 (expand_simple_operations): Handle phi nodes.
25989 (simplify_using_initial_conditions): Do not record used conditions.
25990 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
25991 Do not set additional_info.
25992 (implies_nonnegative_p, implies_ge_p): Removed.
25993 (derive_constant_upper_bound): Do not use parameter `additional'.
25994 (record_estimate): Parameter `additional' removed. Parameter
25995 `i_bound' added. Do not call derive_constant_upper_bound.
25996 (record_nonwrapping_iv): Use derive_constant_upper_bound to
25997 bound the number of iterations estimate.
25998 (estimate_numbers_of_iterations_loop): Pass the estimate from
25999 the number of iterations analysis to record_estimate.
26000 * tree.h (multiple_of_p): Declare.
26001 * tree-scalar-evolution.c (expression_expensive_p): Removed.
26002 (scev_const_prop): Do not check expression_expensive_p.
26003 * fold-const.c (multiple_of_p): Exported.
26004 * double-int.c (double_int_mask): Exported.
26005 * double-int.h (double_int_mask): Declare.
26006 * tree-flow.h (struct tree_niter_desc): Removed additional_info
26007 field. Added max field.
26009 2007-03-13 David Taylor <taylor@candd.org>
26012 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
26015 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26018 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
26019 two unamed patterns.
26021 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
26023 * config/i386/i386.opt (mcx16, msahf): New options.
26024 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
26025 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
26027 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
26028 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
26029 Output -mcx16 and -msahf options when corresponding bit is set.
26031 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
26032 and -msahf options.
26034 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
26036 * configure.ac: Test for assembler tolerance to # 0 "".
26037 * configure, config.in: Rebuilt.
26038 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
26040 2007-03-13 Geoffrey Keating <geoffk@apple.com>
26042 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
26044 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
26045 (handle_syscall): Handle direct system calls.
26046 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
26048 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
26050 * doc/invoke.texi: Fix cpp.info cross-reference.
26051 * doc/passes.texi: Fix gcc.info cross-reference.
26053 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
26055 PR tree-optimization/30835
26056 * lambda-code.c (can_convert_to_perfect_nest): Check whether
26057 bb_for_stmt is not NULL before accessing it.
26059 2007-03-12 Joseph Myers <joseph@codesourcery.com>
26061 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
26064 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
26067 * doc/install.texi: Document --enable-stage1-languages
26069 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
26071 * tree-pass.h (pass_into_cfg_layout_mode,
26072 pass_outof_cfg_layout_mode): Declare.
26073 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
26074 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
26075 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
26076 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
26078 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
26080 * c-decl.c (warn_variable_length_array): New function.
26081 Refactored from grokdeclarator to handle warn_vla
26082 and handle unnamed array case.
26083 (grokdeclarator): Refactored VLA warning case.
26084 * c.opt (Wvla): New flag.
26085 * doc/invoke.texi (Wvla): New warning.
26087 2007-03-12 Richard Henderson <rth@redhat.com>
26089 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
26090 (TARGET_SECTION_TYPE_FLAGS): New.
26092 2007-03-12 Richard Henderson <rth@redhat.com>
26094 * config/darwin.c (machopic_reloc_rw_mask): New.
26095 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
26096 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
26098 2007-03-12 Mark Mitchell <mark@codesourcery.com>
26100 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
26101 * cppdefault.h (cpp_PREFIX): Document.
26102 (cpp_PREFIX_len): Likewise.
26103 (cpp_EXEC_PREFIX): New variable.
26104 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
26105 * c-incpath.c (add_standard_paths): Correct logic for relocating
26106 paths within prefix.
26108 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
26110 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
26111 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
26113 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
26114 fix_truncdfdi_sse using SSEMODEF mode macro.
26115 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
26116 fix_truncdfsi_sse using SSEMODEF mode macro.
26117 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
26118 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
26120 2007-03-12 Richard Sandiford <richard@codesourcery.com>
26122 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
26123 elfos.h to tm_file.
26125 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
26127 * tree.h : Add multiple_of_p declaration.
26128 * fold-const.c (multiple_of_p): Make multiple_of_p public.
26129 * ipa-type-escape.c (results_of_malloc): Redundant.
26130 (visited_stmts): New. Visited stmt for walk_use_def_chains.
26131 (cast_type): Extended with new members.
26132 (check_cast): Returns cast_type.
26133 (cast): New structure for data of walk_use_def_chains.
26134 (is_malloc_result, is_cast_from_non_pointer_1,
26135 is_cast_from_non_pointer,
26136 is_array_access_through_pointer_and_index): New functions.
26137 (look_for_casts): Returns cast types.
26138 (check_call): Returns void.
26139 (okay_pointer_operation): Use support of pointer plus index,
26140 pointer plus constant and allow all multiplications.
26142 2007-03-11 Richard Guenther <rguenther@suse.de>
26144 PR tree-optimization/31115
26145 * tree-vrp.c (extract_range_from_binary_expr): Make sure
26146 the shift count is positive and non-anti-range for RSHIFT_EXPR.
26147 A shift count of zero is not special as with *_DIV_EXPR.
26148 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
26151 2007-03-11 Ian Lance Taylor <iant@google.com>
26153 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
26154 the *_DIV_EXPR codes correctly with overflow infinities.
26156 2007-03-11 Ira Rosen <irar@il.ibm.com>
26158 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
26159 indicate success/failure of the analysis. Add negation to subtrahend
26160 in case of subtraction. Fail if both operands contain constants.
26161 (create_data_ref): Fail if analyze_offset fails.
26163 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
26165 * config/i386/i386.md (frndintxf2): Rename to ...
26166 (rintxf2): ... this. Remove expander having same name.
26167 (rintsf2, rintdf2): Implement using SSEMODEF macro.
26168 (roundsf2, rounddf2): Ditto.
26169 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
26170 (lround<mode>di2, lround<mode>si2): Ditto.
26172 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
26174 * lower-subreg.c: Include except.h.
26175 (decompose_multiword_subregs): Verify that the only control flow
26176 insns we can split are loads to multi-words pseudos.
26177 Handle breaking such blocks after splitting, instead of calling
26178 find_many_sub_basic_blocks.
26180 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
26181 on the new basic block. Add a lengthy comment explaining why we
26182 thought this was necessary.
26183 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
26185 2007-03-10 Mark Mitchell <mark@codesourcery.com>
26188 * tree.c (walk_type_fields): Recurse into the element type of
26189 ARRAY_TYPEs if there is a pointer set.
26191 2007-03-10 Dirk Mueller <dmueller@suse.de>
26193 * c-common.c (warn_logical_operator): Fix condition.
26195 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
26197 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
26199 * config/darwin.c (machopic_select_section): Remove superfluous
26200 argument in call to categorize_decl_for_section. Remove unused
26203 2007-03-10 Joseph Myers <joseph@codesourcery.com>
26205 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
26207 * configure: Regenerate.
26209 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
26212 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
26213 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
26214 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
26215 Add LABEL_NUSES to emitted label.
26216 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
26217 branch probability value to emitted jump insn.
26218 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
26219 Do not check life information and do not re-arrange input operands
26220 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
26222 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
26224 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
26225 the change of decode_asm_operands.
26227 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
26229 * mode-switching.c (create_pre_exit): Skip blockage insn.
26231 2007-03-09 Diego Novillo <dnovillo@redhat.com>
26233 * tree-pass.h (TODO_update_smt_usage): Remove.
26235 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
26239 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26241 * pa.c (attr_length_call): Revise condition for long
26242 pc-relative branch.
26243 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
26244 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
26245 sequence on SOM target.
26247 2007-03-09 Geoffrey Keating <geoffk@apple.com>
26249 * gcc.c: Document %{, in big comment at top.
26250 (input_suffix_matches): Remove special handling for .s and
26252 (input_spec_matches): New.
26253 (handle_braces): Handle %{,.
26254 (validate_switches): ',' indicates a value which is not a switch.
26255 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
26256 to detect assembler input.
26257 * config/i386/sol2.h (CPP_SPEC): Likewise.
26258 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
26259 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
26260 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
26261 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
26262 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
26263 -m64 causes deployment target to default to 10.5.
26264 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
26266 2007-03-09 Richard Henderson <rth@redhat.com>
26269 * target.h (targetm.asm.out.reloc_rw_mask): New.
26270 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
26271 (TARGET_ASM_OUT): Use it.
26272 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
26273 * varasm.c (categorize_decl_for_section): Remove shlib argument;
26274 use the new reloc_rw_mask target hook instead.
26275 (default_section_type_flags_1): Merge into...
26276 (default_section_type_flags): ... here.
26277 (decl_readonly_section_1): Merge into...
26278 (decl_readonly_section): ... here.
26279 (default_elf_select_section_1): Merge into...
26280 (default_elf_select_section): ... here.
26281 (default_unique_section_1): Merge into...
26282 (default_unique_section): ... here.
26283 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
26284 (default_select_rtx_section): Use it.
26285 (default_elf_select_rtx_section): Likewise.
26286 * output.h: Update to match.
26287 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
26288 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
26289 (TARGET_ASM_RELOC_RW_MASK): New.
26290 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
26291 to categorize_decl_for_section.
26292 (x86_64_elf_unique_section): Likewise.
26293 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
26294 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
26295 (TARGET_ASM_RELOC_RW_MASK): New.
26296 * config/ia64/ia64.c (ia64_rwreloc_select_section,
26297 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
26298 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
26299 (TARGET_RWRELOC): Remove.
26300 (ia64_section_type_flags): Adjust call to default_section_type_flags.
26301 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
26302 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
26303 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
26304 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
26305 (rs6000_xcoff_select_section): Use decl_readonly_section.
26306 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
26307 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
26308 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
26309 (TARGET_SECTION_TYPE_FLAGS): Remove.
26310 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
26312 2007-03-09 Roger Sayle <roger@eyesopen.com>
26314 * fold-const.c (fold_comparison): Remove compile-time evaluation of
26315 complex constant equality/inequality comparisons for here.
26316 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
26317 known at compile-time or can be simplified to a scalar comparison.
26318 (fold_relational_const): Move compile-time evaluation of complex
26319 constant equality/inequality comparisons to here.
26321 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
26323 PR rtl-optimization/30643
26324 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
26326 (fold_rtx): Recurse, like before 2006-11-03.
26328 2007-03-09 DJ Delorie <dj@redhat.com>
26330 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
26333 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
26335 PR tree-optimization/30375
26336 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
26337 LHS of statements is not the same.
26338 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
26340 2007-03-09 Chao-ying Fu <fu@mips.com>
26342 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
26344 * doc/invoke.texi (-mdspr2): Document new option.
26345 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
26346 New unspec for DSP REV 2.
26347 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
26348 these instructions are extended in DSP REV 2.
26349 (mips-dspr2.md): Include.
26350 * config/mips/mips.opt (mdspr2): New option.
26351 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
26352 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
26353 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
26354 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
26355 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
26356 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
26357 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
26359 (bdesc_map): Add one field of unsupported_target_flags.
26360 (bdesc_arrays): Update entries to have extra fields. Add
26362 (mips_init_builtins): Initialize new function types.
26363 Check unsupported_target_fileds to filter out builtins.
26364 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
26366 (ASM_SPEC): Pass mdspr2 to the assembler.
26367 * config/mips/mips-dspr2.md: New file.
26369 2007-03-09 Sa Liu <saliu@de.ibm.com>
26371 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
26373 2007-03-09 Ian Lance Taylor <iant@google.com>
26375 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
26376 argument) like -Wstrict-overflow=2.
26377 * doc/invoke.texi (Warning Options): Update documentation.
26379 2007-03-09 Dirk Mueller <dmueller@suse.de>
26382 * doc/invoke.texi (-Wlogical-op): Document.
26383 * common.opt (-Wlogical-op): New.
26384 * c-common.h (warn_logical_operator): Declare.
26385 * c-common.c (warn_logical_operator): Define.
26386 * c-typeck.c (parser_build_binary_op): Call
26387 warn_logical_operator.
26389 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
26391 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
26392 * final.c (final_scan_insn): Test for non-"" file name.
26394 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
26396 * doc/loop.texi: Document the Omega linear constraints solver.
26397 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
26398 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
26399 omega-hash-table-size, omega-max-keys, and
26400 omega-eliminate-redundant-constraints.
26401 * tree-pass.h (pass_check_data_deps): Declared.
26404 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
26405 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
26406 pass_check_data_deps): New.
26407 * tree-data-ref.c (init_data_ref): Remove declaration.
26408 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
26409 (analyze_array): Renamed init_array_ref, move up initializations.
26410 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
26411 Removed arguments that are set to NULL.
26412 (analyze_indirect_ref): Correct indentation, correct call to
26414 (object_analysis): Call init_array_ref instead of analyze_array.
26415 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
26416 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
26417 of DR_ACCESS_FNS_ADDR.
26418 (init_omega_eq_with_af, omega_extract_distance_vectors,
26419 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
26420 ddr_consistent_p): New.
26421 (compute_affine_dependence): Check consistency of ddrs when
26422 flag_check_data_deps is passed.
26423 (analyze_all_data_dependences): Uncomment.
26424 (tree_check_data_deps): New.
26425 * tree-data-ref.h: Include omega.h.
26426 (DR_ACCESS_FNS_ADDR): Removed.
26427 (data_dependence_relation): Add inner_loop.
26428 (DDR_INNER_LOOP): New.
26429 * common.opt (fcheck-data-deps): New.
26430 * tree-flow.h (tree_check_data_deps): Declare.
26431 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
26432 (OBJS-common): Depend on omega.o.
26434 * passes.c (pass_check_data_deps): Scheduled.
26435 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
26436 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
26437 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
26438 PARAM_VECT_MAX_VERSION_CHECKS,
26439 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
26441 2007-03-09 Richard Guenther <rguenther@suse.de>
26443 PR tree-optimization/30904
26444 PR middle-end/31058
26445 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
26446 the same way as *_DIV_EXPR.
26448 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
26450 * recog.c (decode_asm_operands): No mixed declarations and code.
26452 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
26454 * rtl.def (ASM_INPUT): Add location.
26455 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
26456 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
26457 (decode_asm_operands): Add loc operand.
26458 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
26459 * stmt.c (expand_asm): Rename to...
26460 (expand_asm_loc): ... this. Add locus argument. Pass it on to
26461 gen_rtx_ASM_INPUT_loc.
26462 (expand_asm_expr): Adjust.
26463 * recog.c (decode_asm_operands): Add loc operand.
26464 (check_asm_operands, extract_insn): Adjust.
26465 * reload1.c (maybe_fix_stack_asms): Likewise.
26466 * final.c (asm_insn_count): Likewise.
26467 (final_scan_insn): Output # line before and after asm.
26469 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
26471 * tree-ssa-structalias.c (variable_info): Remove
26473 (new_var_info): Ditto.
26474 (shared_bitmap_info_t): New structure.
26475 (shared_bitmap_table): New variable.
26476 (shared_bitmap_hash): New function.
26477 (shared_bitmap_eq): Ditto
26478 (shared_bitmap_lookup): Ditto.
26479 (shared_bitmap_add): Ditto.
26480 (merge_smts_into): Change to take bitmap directly.
26481 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
26482 (init_alias_vars): Init shared bitmap hashtable.
26483 (delete_points_to_sets): Delete shared bitmap hashtable.
26484 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
26485 is_aliased removal as a change that was still necessary was
26488 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
26490 * config/i386/i386.h (override_options): Conditionally disable
26491 x86_sahf for 64bit targets only.
26493 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
26496 * c-decl.c (merge_decls): Don't call make_var_volatile.
26497 * varasm.c (make_var_volatile): Remove.
26498 * output.h (make_var_volatile): Remove.
26500 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
26502 PR tree-optimization/31085
26503 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
26505 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26507 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
26508 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
26509 ATTR_CONST_NOTHROW_LIST.
26511 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
26514 2007-03-08 Diego Novillo <dnovillo@redhat.com>
26516 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
26518 2007-03-08 Geoffrey Keating <geoffk@apple.com>
26521 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
26523 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
26524 passed, use shared libgcc.
26526 2007-03-08 Roger Sayle <roger@eyesopen.com>
26528 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
26529 instead of calling build2 with a GIMPLE_MODIFY_STMT.
26530 (honor_protect_cleanup_actions, lower_try_finally_switch):
26532 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
26533 ifc_temp_var): Likewise.
26534 * tree-inline.c (setup_one_parameter): Likewise.
26535 * tree-mudflap.c (mf_decl_cache_locals,
26536 mf_build_check_statement_for): Likewise.
26537 * tree-nested.c (init_tmp_var, save_tmp_var,
26538 finalize_nesting_tree_1): Likewise.
26539 * tree-outof-ssa.c (insert_copy_on_edge,
26540 insert_backedge_copies): Likewise.
26541 * tree-profile.c (tree_gen_edge_profiler,
26542 tree_gen_ic_profiler): Likewise.
26543 * tree-scalar-evolution.c (scev_const_prop): Likewise.
26544 * tree-sra.c (sra_build_assignment): Likewise.
26545 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
26546 * tree-ssa-math-opts.c (insert_reciprocals,
26547 execute_cse_sincos_1): Likewise.
26548 * tree-tailcall.c (adjust_accumulator_values,
26549 adjust_return_value): Likewise.
26550 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
26551 * tree-vect-transform.c (vect_create_data_ref_ptr,
26552 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
26553 vect_create_epilog_for_reduction, vectorizable_reduction,
26554 vectorizable_call, vectorizable_conversion,
26555 vectorizable_assignment, vectorizable_operation,
26556 vectorizable_type_demotion, vect_gen_widened_results_half,
26557 vect_permute_store_chain, vectorizable_store,
26558 vect_setup_realignment, vect_permute_load_chain,
26559 vectorizable_load, vectorizable_condition,
26560 vect_create_cond_for_align_checks): Likewise.
26561 * tree-vrp.c (build_assert_expr_for): Likewise.
26563 2007-03-08 Ian Lance Taylor <iant@google.com>
26565 * tree-vrp.c: Include "intl.h".
26566 (usable_range_p): New static function.
26567 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
26568 overflowed values, juts set *strict_overflow_p.
26569 (compare_values): Only return -2 if one of the operands is not a
26571 (compare_ranges): Call usable_range_p.
26572 (compare_range_with_value): Likewise.
26573 (vrp_evaluate_conditional_warnv): Rename from
26574 vrp_evaluate_conditional. Make static. Change all callers.
26575 (vrp_evaluate_conditional): New function.
26576 (simplify_div_or_mod_using_ranges): Issue warning about reliance
26577 on signed overflow.
26578 (simplify_abs_using_ranges): Likewise.
26579 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
26580 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
26581 within_stmt parameter.
26582 * tree-ssa-propagate.c (fold_predicate_in): Update call to
26583 vrp_evaluate_conditional.
26584 * tree-ssa-threadedge.c
26585 (record_temporary_equivalences_from_stmts_at_dest): Change
26586 simplify parameter to take a second tree parameter.
26587 (simplify_control_stmt_condition): Likewise.
26588 (thread_across_edge): Likewise.
26589 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
26590 (thread_across_edge): Likewise.
26591 * Makefile.in (tree-vrp.o): Depend upon intl.h.
26593 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
26595 * config/i386/i386.h (TARGET_SAHF): New define.
26596 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
26597 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
26598 (x86_sahf): New global variable.
26599 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
26600 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
26601 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
26602 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
26604 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
26605 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
26606 when expanding fcomi/sahf based tests.
26607 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
26608 expanding sahf based alternative. Emit sahf based sequence when
26609 optimizing for code size.
26610 * config/i386/i386.md (x86_sahf_1): Do not disable for
26611 TARGET_64BIT, enable for TARGET_SAHF.
26613 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
26615 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
26616 spurious whitespace from error message.
26618 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
26621 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
26623 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
26625 * c-decl.c (grokdeclarator): Disable warnings for anonymous
26627 * tree-sra.c (instantiate_element): Propagate disabled warnings
26628 from the element itself to the created variable.
26630 2007-03-07 Richard Henderson <rth@redhat.com>
26633 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
26634 silently fix up the stack in the case of a missing register.
26636 2007-03-07 Paul Brook <paul@codesourcery.com>
26638 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
26640 2007-03-07 Joseph Myers <joseph@codesourcery.com>
26642 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
26644 (phase1_vrs): Use them.
26645 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
26646 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
26647 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
26648 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
26649 __gnu_Unwind_Restore_WMMXC if required.
26650 (_Unwind_VRS_Pop): Implement iWMMXt support.
26651 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
26652 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
26653 gnu_Unwind_Save_WMMXC): Define.
26655 2007-03-07 Richard Sandiford <richard@codesourcery.com>
26657 * config/vxworks.h (vxworks_override_options): Declare.
26658 (VXWORKS_OVERRIDE_OPTIONS): Use it.
26659 * config/vxworks.c: Include target.h and toplev.h.
26660 (vxworks_override_options): New function.
26661 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
26663 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
26665 * config/s390/s390.c (override_options): Don't emit an error when
26666 -mstack-size is used without providing -mstack-guard.
26667 (s390_emit_prologue): Choose stack_guard value automatically if not
26668 provided via command line.
26669 * doc/invoke.texi: Adjust description of -mstack-guard and
26672 2007-03-07 Richard Sandiford <richard@codesourcery.com>
26674 * config/i386/i386.c (output_set_got): Add a GOT initialization
26675 sequence for VxWorks PIC.
26676 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
26677 around labels as well as symbols. Use gotoff_operand instead
26678 of local_symbolic_operand.
26679 (legitimize_pic_address): Use gotoff_operand instead of
26680 local_symbolic_operand. Use @GOT accesses for labels as
26682 (ix86_output_addr_diff_elt): Use PC-relative rather than
26683 GP-relative offsets for VxWorks PIC.
26684 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
26685 no_new_pseudos. Check whether the returned register is op0.
26686 * config/i386/i386.md (tablejump): Use PC-relative rather than
26687 GP-relative offsets for VxWorks PIC.
26688 * config/i386/predicates.md (gotoff_operand): New predicate.
26690 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26692 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
26694 * config/vxworks-dummy.h: New file.
26695 * config/i386/i386.h: Include it.
26697 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
26699 * dwarf2out.c (is_inlined_entry_point): New
26700 (add_high_low_attributes): Emit DW_AT_entry_pc along with
26701 DW_AT_ranges if the first subblock is the entry point.
26703 2007-03-06 David Daney <ddaney@avtrex.com>
26705 * doc/install.texi (mips-*-*): Change recommended binutils
26708 2007-03-06 Anatoly Sokolov <aesok@post.ru>
26710 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
26711 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
26713 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26714 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26716 2007-03-06 Jan Hubicka <jh@suse.cz>
26718 * errors.h (warning, error, fatal, internal_error): Mark as cold.
26719 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
26721 (probably_cold_bb_p): Cold functions are cold.
26722 (probably_never_executed_bb_p): Cold functions are cold.
26723 (tree_bb_level_predictions): Predict calls to cold functions as not
26725 (compute_function_frequency): Check hot/cold attributes.
26726 * function.h (function_frequency): Update comments.
26727 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
26728 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
26729 (c_common_att): Add cold and hot.
26731 * doc/extend.texi (hot,cold attributes): Document.
26733 2007-03-06 Andrew Haley <aph@redhat.com>
26735 * function.c (expand_function_end): Move blockage to just after we
26736 emit the label for the naked return from the function.
26738 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26740 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
26743 2007-03-06 Jan Hubicka <jh@suse.cz>
26745 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
26746 loaded for constant large models. Non-large 64bit PIC can do.
26747 * config/i386/i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
26748 * cmodel.h: Add LARGE PIC.
26749 * config/i386/i386.md (UNSPEC_PLTOFF): New.
26750 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
26752 (*call_1_rex64): Disable for large models.
26753 (*call_1_rex64_large): New.
26754 (*call_value_1_rex64): Disable for large models.
26755 (*call_value_1_rex64_large): New.
26756 (set_rip_rex4): New.
26757 (set_got_offset_rex64): New.
26758 * config/i386/predicates.md (constant_call_address_operand): For
26759 large model constant calls are not possible.
26760 * config/i386/i386-protos.h (construct_plt_address): Declare.
26761 * config/i386/i386.c (override_options): Accept large models.
26762 (ix86_expand_prologue): Expand large PIC GOT pointer load.
26763 (legitimate_constant_p): Add new UNSPECs.
26764 (legitimate_pic_operand_p): Likewise.
26765 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
26766 (legitimize_pic_address): Do easy RIP relative way for TLS only for
26768 (output_pic_addr_const): Add PLTOFF.
26769 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
26770 (ix86_expand_move): Legitimize pic address when in PIC mode.
26771 (construct_plt_address): New function.
26772 (ix86_expand_call): Offload the address to register and use GOT
26773 pointer for large model.
26774 * invoke.texi (mcmodel=large): Update documentation.
26776 2007-03-06 Richard Henderson <rth@redhat.com>
26778 * config/i386/i386.c (x86_use_leave, x86_push_memory,
26779 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
26780 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
26781 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
26782 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
26783 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
26784 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
26785 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
26786 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
26787 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
26788 x86_partial_reg_dependency, x86_memory_mismatch_stall,
26789 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
26790 x86_sse_partial_reg_dependency, x86_sse_split_regs,
26791 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
26792 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
26793 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
26794 x86_schedule, x86_use_bt, x86_pad_returns,
26795 x86_use_xchgb): Merge into ...
26796 (ix86_tune_features): ... here. New array.
26797 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
26798 x86_bswap): Merge into ...
26799 (ix86_arch_features): ... here. New array.
26800 (x86_3dnow_a): Remove.
26801 (x86_accumulate_outgoing_args): Make static.
26802 (x86_arch_always_fancy_math_387): Make static.
26803 (ix86_tune_mask, ix86_arch_mask): Move ...
26804 (override_options): ... to local variables here. Apply the
26805 appropriate mask to each element of ix86_arch_features and
26806 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
26807 as were done in the old macros.
26808 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
26809 * config/i386/i386.h (x86_use_leave, x86_push_memory,
26810 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
26811 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
26812 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
26813 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
26814 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
26815 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
26816 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
26817 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
26818 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
26819 x86_partial_reg_dependency, x86_memory_mismatch_stall,
26820 x86_accumulate_outgoing_args, x86_prologue_using_move,
26821 x86_epilogue_using_move, x86_decompose_lea,
26822 x86_arch_always_fancy_math_387, x86_shift1,
26823 x86_sse_partial_reg_dependency, x86_sse_split_regs,
26824 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
26825 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
26826 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
26827 x86_use_incdec, x86_pad_returns, x86_bswap,
26828 x86_partial_flag_reg_stall): Remove.
26829 (enum ix86_tune_indices): New.
26830 (ix86_tune_features): New.
26831 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
26832 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
26833 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
26834 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
26835 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
26836 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
26837 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
26838 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
26839 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
26840 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
26841 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
26842 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
26843 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
26844 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
26845 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
26846 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
26847 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
26848 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
26849 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
26850 TARGET_EXT_80387_CONSTANTS): Use it.
26851 (enum ix86_arch_indices): New.
26852 (ix86_arch_features): New.
26853 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
26854 TARGET_BSWAP): Use it.
26855 (ix86_tune_mask, ix86_arch_mask): Remove.
26857 2007-03-06 Joseph Myers <joseph@codesourcery.com>
26860 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
26861 Define using $${sysroot_headers_suffix}.
26862 * configure: Regenerate.
26863 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
26864 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
26866 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
26867 * gcc.c (print_sysroot_headers_suffix): New.
26868 (option_map): Include --print-sysroot-headers-suffix.
26869 (display_help): Mention -print-sysroot-headers-suffix.
26870 (process_command): Handle -print-sysroot-headers-suffix.
26871 (do_spec_1): Append multilib directory to include-fixed path if
26872 sysroot suffixes in use.
26873 (main): Handle -print-sysroot-headers-suffix.
26874 * Makefile.in (start.encap): Don't depend on xlimits.h
26875 (xlimits.h): Remove.
26876 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
26877 limits.h for each multilib in fixinc_list.
26878 (fixinc_list, s-fixinc_list): New.
26879 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
26880 generate them for each multilib in fixinc_list.
26881 (stmp-fixproto): Use include-fixed. Run fixproto for each
26882 multilib in fixinc_list.
26883 (mostlyclean): Don't remove xlimits.h.
26884 (clean): Remove include-fixed.
26885 (real-install-headers-tar, real-install-headers-cpio,
26886 real-install-headers-cp): Don't copy include, only include-fixed.
26887 (install-mkheaders): Depend on fixinc_list. Don't depend on
26888 xlimits.h. Save limits.h files for each multilib in fixinc_list.
26889 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
26890 SYSTEM_HEADER_DIR setting in mkheaders.conf.
26892 2007-03-06 Jan Hubicka <jh@suse.cz>
26894 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
26897 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26899 * configure.ac: Allow tm_file to contain build-directory files.
26900 * configure: Regenerate.
26901 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
26902 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
26903 * config/m68k/print-sysroot-suffix.sh: New file.
26905 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26907 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
26908 of pic_offset_table_rtx if reload_completed.
26909 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
26910 PIC_OFFSET_TABLE_REGNUM.
26911 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
26913 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
26914 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
26916 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26918 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26919 functions that call eh_return.
26921 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26923 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26924 functions that need a constant pool.
26926 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26929 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
26930 (m68k_preferred_reload_class): Likewise.
26931 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
26932 (SECONDARY_RELOAD_CLASS): Define.
26933 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
26934 (LIMIT_RELOAD_CLASS): Delete.
26935 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
26936 registers from storing bytes.
26937 (m68k_secondary_reload_class): New function.
26938 (m68k_preferred_reload_class): Likewise.
26940 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26942 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
26944 (m68k_expand_prologue): Likewise.
26946 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26948 * config/m68k/m68k-protos.h (output_sibcall): Declare.
26949 (mips_expand_epilogue): Add a bool parameter.
26950 (m68k_legitimize_sibcall_address): Declare.
26951 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
26952 (m68k_expand_epilogue): Add a parameter to select between sibling
26953 and normal epilogues. Only generate a return for the latter.
26954 (m68k_ok_for_sibcall_p): New function.
26955 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
26956 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
26957 (sibcall_value, *sibcall_value): Likewise.
26958 (*call, *call_value): Require !SIBLING_CALL_P.
26959 (epilogue): Update call to m68k_expand_epilogue.
26960 (sibcall_epilogue): New pattern.
26961 * config/m68k/predicates.md (const_call_operand): Say that this
26962 predicate applies to sibling calls too.
26963 (sibcall_operand): New predicate.
26965 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26967 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
26968 alternatives as movsi_cf.
26969 (movsf_cf_hard): Add commentary.
26971 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
26972 Richard Sandiford <richard@codesourcery.com>
26974 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
26975 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
26976 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
26977 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
26978 as being live on exit from an interrupt function.
26979 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
26980 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
26981 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
26982 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
26983 (m68k_interrupt_function_p): Globalize.
26984 (m68k_compute_frame_layout): Remove reverse mask code.
26985 (m68k_emit_movem, m68k_set_frame_related): New functions.
26986 (m68k_output_function_prologue): Delete in favor of...
26987 (m68k_expand_prologue): ...this new function.
26988 (m68k_output_function_epilogue): Delete in favor of...
26989 (m68k_expand_epilogue): ...this new function.
26990 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
26992 (print_operand): Handle %?.
26993 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
26994 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
26995 (prologue, epilogue): New patterns.
26996 (return): Turn into a define_expand.
26997 (*return): New pattern, derived from old "return" pattern. Use rte
26998 rather than rts for interrupt functions. Only use rtd if the pop
27000 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
27001 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
27002 (link, *link, unlink, *unlink, load_got): Likewise.
27004 2007-03-06 Richard Sandiford <richard@codesourcery.com>
27008 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
27009 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
27010 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
27011 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
27012 and m68k_matches_u_p.
27013 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
27014 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
27015 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
27016 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
27017 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
27018 (REG_STRICT_P): New macro.
27019 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
27020 PCREL_GENERAL_OPERAND_OK.
27021 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
27022 m68k_legitimate_base_reg_p.
27023 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
27024 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
27025 (PIC_CASE_VECTOR_ADDRESS): Update comment.
27026 * config/m68k/m68k.c (m68k_address): New structure.
27027 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
27028 (m68k_decompose_index, m68k_legitimate_constant_address_p)
27029 (m68k_jump_table_ref_p, m68k_decompose_address)
27030 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
27031 (m68k_matches_u_p): New functions.
27032 (print_operand_address): Rewrite to use m68k_decompose_index.
27034 2007-03-05 David Taylor <dtaylor@emc.com>
27036 * gcc.c: Correct copyright date in --version output.
27038 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27040 * pa.md: In unamed move patterns, disparge copies between general
27041 and floating point registers using '?' modifier. Don't include 'f'
27042 constraint for register preferences in DImode, SImode, HImode and
27043 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
27044 Remove constraints for copies between general and floating registers
27045 in soft-float DFmode pattern.
27046 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
27050 2007-03-05 Mike Stump <mrs@apple.com>
27052 * c-common.c (targetcm): Add.
27053 * c-opts.c (c_common_handle_option): Handle language specific
27055 * opts.c (handle_option): Verify language for target options, if
27057 * opth-gen.awk: Add CL_LANG_ALL.
27058 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
27059 (TARGETCM_INITIALIZER): Add.
27060 * target.h (struct gcc_targetcm): Add.
27062 * targhooks.c (default_handle_c_option): Add.
27063 * targhooks.h (default_handle_c_option): Add.
27064 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
27066 * config/darwin.opt (iframework): Add.
27067 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
27068 * config/darwin-c.c (handle_c_option): Add.
27069 (TARGET_HANDLE_C_OPTION): Add.
27071 * doc/invoke.texi (Darwin Options): Add -iframework.
27073 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27075 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
27078 2007-03-05 Ian Lance Taylor <iant@google.com>
27080 * c.opt (fgnu89-inline): New option.
27081 * c-opts.c (c_common_post_options): Set default value for
27083 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
27084 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
27086 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
27087 (grokdeclarator, start_function): Likewise.
27088 * c-cppbuiltin.c (c_cpp_builtins): Define either
27089 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
27090 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
27091 (C Dialect Options): Document -fgnu89-inline.
27092 * doc/extend.texi (Function Attributes): Explain what the
27093 gnu_inline attribute does.
27094 * doc/cpp.texi (Common Predefined Macros): Document
27095 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
27097 2007-03-05 Ian Lance Taylor <iant@google.com>
27099 PR tree-optimization/31034
27100 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
27101 half-range if the other side is an overflow infinity.
27103 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
27105 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
27106 (bfin*-linux-uclibc*): New configuration.
27107 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
27109 * config/bfin/linux.h: New file.
27110 * config/bfin/libgcc-bfin.ver: New file.
27111 * config/bfin/t-bfin-uclinux: New file.
27112 * config/bfin/t-bfin-linux: New file.
27113 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
27114 (TARGET_OS_CPP_BUILTINS): New macro.
27116 2007-03-05 Richard Guenther <rguenther@suse.de>
27118 * fold-const.c (fold_binary): Remove duplicate folding
27119 of comparison of non-null ADDR_EXPR against null.
27121 2007-03-05 Richard Guenther <rguenther@suse.de>
27122 Dorit Nuzman <dorit@il.ibm.com>
27124 PR tree-optimization/26420
27125 * tree-vectorizer.c (vectorize_loops): Bail out early if there
27126 are no loops in the function. Only print the number of
27127 vectorized loops if it is greater than zero or we are supposed
27128 to print information about unvectorized loops.
27130 2007-03-05 Revital Eres <eres@il.ibm.com>
27132 * gcc.dg/var-expand1.c: New test.
27133 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
27134 when an accumulator is expanded.
27136 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27139 * c-common.c (convert_and_check): Don't give warnings for
27140 conversion if 'expr' already overflowed.
27142 2007-03-04 Roger Sayle <roger@eyesopen.com>
27144 PR middle-end/30744
27145 * fold-const.c (fold_comparison): Enforce type consistency when
27146 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
27148 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
27150 * tree-ssa-address.c (create_mem_ref): Do not put an expression
27151 containing a cast to the base of TARGET_MEM_REF.
27153 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
27155 * tree.c (tree_contains_struct_check_failed): Remove spurious
27156 whitespace from error message.
27158 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
27161 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
27162 instead of precision.
27164 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
27165 Nathan Sidwell <nathan@codesourcery.com>
27167 * emit-rtl.c (find_auto_inc): New.
27168 (try_split): recreate REG_INC notes,
27169 Use regular for loops rather than whiles.
27171 2007-03-03 Andreas Schwab <schwab@suse.de>
27173 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
27174 * configure: Regenerate.
27176 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27178 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
27179 flag_rounding_math, not flag_unsafe_math_optimizations.
27181 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
27183 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
27184 alpha_fold_vector_minmax): Likewise.
27185 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
27186 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
27188 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
27190 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
27191 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
27192 if the lhs has side-effects.
27193 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
27195 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
27197 * config/i386/i386.h (TUNEMASK): Remove define.
27198 (ARCHMASK): Remove define.
27199 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
27200 Use ix86_arch_mask variable instead of ARCHMASK.
27201 * config/i386/i386.c (override_options): Ditto.
27202 (standard_80387_constant_p): Ditto.
27204 2007-03-02 Ian Lance Taylor <iant@google.com>
27206 Used signed infinities in VRP.
27207 * tree-vrp.c (uses_overflow_infinity): New static function.
27208 (supports_overflow_infinity): New static function.
27209 (make_overflow_infinity): New static function.
27210 (negative_overflow_infinity): New static function.
27211 (positive_overflow_infinity): New static function.
27212 (is_negative_overflow_infinity): New static function.
27213 (is_positive_overflow_infinity): New static function.
27214 (is_overflow_infinity): New static function.
27215 (overflow_infinity_range_p): New static function.
27216 (compare_values_warnv): New function split out of compare_values.
27217 (compare_value): Call it.
27218 (set_value_range_to_nonnegative): Add overflow_infinity
27219 parameter. Change caller.
27220 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
27222 (vrp_expr_computes_nonzero): Likewise.
27223 (compare_ranges, compare_range_with_value): Likewise.
27224 (compare_name_with_value, compare_names): Likewise.
27225 (vrp_evaluate_conditional): Likewise.
27226 (set_value_range): Handle infinity
27227 (vrp_operand_equal_p, operand_less_p): Likewise.
27228 (extract_range_from_assert): Likewise.
27229 (vrp_int_const_binop): Likewise.
27230 (extract_range_from_binary_expr): Likewise.
27231 (extract_range_from_unary_expr): Likewise.
27232 (extract_range_from_comparison): Likewise.
27233 (extract_range_from_expr): Likewise.
27234 (dump_value_range): Likewise.
27235 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
27236 (test_for_singularity): Likewise.
27237 (vrp_int_const_binop): Remove inline qualifier.
27238 (adjust_range_with_scev): Add comment.
27239 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
27241 2007-03-02 Diego Novillo <dnovillo@redhat.com>
27243 * tree-ssa-structalias.c (could_have_pointers): Tidy.
27244 (get_constraint_for): Likewise.
27245 (do_structure_copy): Likewise.
27246 (find_func_aliases): Fix references to MODIFY_EXPR.
27247 (intra_create_variable_infos): Tidy.
27248 * tree-ssa-operands.c (add_virtual_operand): Add argument
27250 When adding members of alias sets, if IS_CALL_SITE is true and
27251 the symbol is not call-clobbered, skip it.
27252 Adjust all callers.
27254 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
27256 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
27257 entry by means of emit_insn_at_entry.
27259 2007-03-02 Richard Henderson <rth@redhat.com>
27261 * expr.h (promoted_input_arg): Remove decl.
27262 * function.c (promoted_input_arg): Merge into ...
27263 * combine.c (setup_incoming_promotions): ... only caller.
27264 Rearrange to avoid double loop.
27266 2007-03-02 Ben Elliston <bje@au.ibm.com>
27267 Peter Bergner <bergner@vnet.ibm.com>
27268 Janis Johnson <janis187@us.ibm.com>
27270 * config/rs6000/dfp.md: New file.
27271 * config/rs6000/rs6000.md: Include dfp.md.
27272 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
27273 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
27274 and TDmode decimal float modes in FP registers.
27275 (num_insns_constant): Likewise.
27276 (rs6000_legitimate_offset_address_p): Likewise.
27277 (rs6000_legitimize_address): Likewise.
27278 (rs6000_legitimize_reload_address): Likewise.
27279 (rs6000_legitimate_address): Likewise.
27280 (rs6000_emit_move): Likewise.
27281 (function_arg_boundary): Likewise.
27282 (function_arg_advance): Likewise.
27283 (rs6000_darwin64_record_arg_recurse): Likewise.
27284 (function_arg): Likewise.
27285 (rs6000_gimplify_va_arg): Likewise.
27286 (rs6000_split_multireg_move): Likewise.
27287 (rs6000_output_function_epilogue): Likewise.
27288 (rs6000_output_function_epilogue): Likewise.
27289 (rs6000_register_move_cost): Likewise.
27290 (rs6000_function_value): Likewise.
27291 (rs6000_libcall_value): Likewise.
27293 2007-03-02 Richard Sandiford <richard@codesourcery.com>
27295 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
27297 2007-03-02 Richard Sandiford <richard@codesourcery.com>
27299 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
27300 Use $MULTIDIR to choose between the kernel and RTP headers,
27301 and use $WIND_BASE and $WIND_USR to locate them.
27303 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
27305 * config/i386/i386.c (override_options): Put initialization of
27306 ix86_tune_mask and ix86_arch_mask to the correct place.
27308 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
27309 Michael Meissner <michael.meissner@amd.com>
27312 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
27313 (ARCHMASK): Define.
27314 (TARGET_CMOVE): Use ARCHMASK.
27315 (TARGET_CMPXCHG): Ditto.
27316 (TARGET_CMPXCHG8B): Ditto.
27317 (TARGET_XADD): Ditto.
27318 (TARGET_BSWAP): Ditto.
27319 * config/i386/i386.c (ix86_tune_mask): New global variable.
27320 (ix86_arch_mask): Ditto.
27321 (override_options): Initialize ix86_tune_mask and
27322 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
27325 2007-03-02 Ben Elliston <bje@au.ibm.com>
27328 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
27330 2007-03-02 Joseph Myers <joseph@codesourcery.com>
27332 * target.h (init_dwarf_reg_sizes_extra): New target hook.
27333 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
27334 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
27335 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
27337 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
27338 rs6000_init_dwarf_reg_sizes_extra): New.
27339 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
27340 SPE register high parts.
27342 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
27344 * Makefile.in: Add install-pdf target as
27345 copied from automake v1.10 rules.
27346 * configure.ac: Add install-pdf to target list.
27347 * configure: Regenerate.
27349 2007-03-01 Paul Brook <paul@codesourcery.com>
27351 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
27352 modes to LDRD for DImode.
27353 (output_move_double): Fixup out of range ldrd/strd.
27354 (vfp_secondary_reload_class): Rename...
27355 (coproc_secondary_reload_class): ... to this. Add wb argument.
27356 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
27357 coproc_secondary_reload_class for CLASS_IWMMXT.
27358 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
27359 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
27361 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
27363 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
27364 unroll factor by the estimated number of iterations.
27365 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
27366 than prefetch latency.
27368 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
27369 decode_caches_intel, detect_caches_intel): New functions.
27370 (host_detect_local_cpu): Use detect_caches_amd and
27371 detect_caches_intel.
27373 2007-03-01 Richard Henderson <rth@redhat.com>
27375 * expr.c (emit_move_complex_push): Export.
27376 (emit_move_complex_parts): Split out from ...
27377 (emit_move_complex): ... here.
27378 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
27379 * config/i386/i386.md (movcdi): New.
27381 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
27383 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
27384 size of mode1 to check for tieable modes in MMX case.
27386 2007-03-01 Richard Sandiford <richard@codesourcery.com>
27388 * Makefile.in (rtlanal.o): Depend on tree.h.
27389 * rtl.h (offset_within_section_p, split_const): Declare.
27390 * rtlanal.c: Include tree.h.
27391 (offset_within_block_p): New function, taken from
27392 mips_offset_within_object_p.
27393 (split_const): New function, taken from mips_split_const.
27394 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
27396 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
27397 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
27398 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
27399 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
27400 (m68k_illegitimate_symbolic_constant_p): New function.
27401 * config/m68k/m68k.md (movsi): Remove misleading predicates.
27402 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
27403 symbolic constant that might be outside the symbol's section,
27404 move the symbol first and then add the offset.
27405 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
27407 * config/mips/mips.c (mips_split_const): Delete.
27408 (mips_offset_within_object_p): Delete.
27409 (mips_symbolic_constant_p): Use offset_within_section_p and
27410 split_const instead of mips_offset_within_object_p and
27412 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
27413 (mips_legitimize_const_move, print_operand_reloc)
27414 (mips_dangerous_for_la25_p): Use split_const instead of
27417 2007-02-28 Eric Christopher <echristo@apple.com>
27419 * Makefile.in (install-include-dir): Don't rm -rf include.
27421 2007-02-28 Richard Guenther <rguenther@suse.de>
27423 PR middle-end/30364
27424 * fold-const.c (fold_binary): Do not associate expressions
27425 with more than one variable for integer types that do not wrap.
27427 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
27429 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
27430 Delete, and replace with...
27431 (fold_builtin_call_array): This. Update callers to use it.
27432 * fold-const.c (fold_build_call_list): Delete, and replace with...
27433 (fold_build_call_array): This.
27434 (fold_build_call_list_initializer): Delete, and replace with...
27435 (fold_build_call_array_initializer): This.
27436 * tree.h: Update declarations to reflect above changes.
27438 * c-typeck.c (build_function_call): Store converted arguments
27439 in a stack-allocated array instead of building a list.
27440 (convert_arguments): Store arguments in the array passed in as an
27441 argument, and return the actual number of arguments.
27442 * c-format.c: (check_function_format): Pass arguments in an
27443 array instead of a list.
27444 * c-common.c (check_function_nonnull): Likewise.
27445 (check_function_sentinel): Likewise.
27446 (check_function_arguments): Likewise.
27447 * c-common.h: Update declarations to reflect above changes.
27449 2007-02-28 Jan Hubicka <jh@suse.cz>
27451 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
27452 PRED_NEGATIVE_RETURN): Update outcomes.
27454 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
27456 * calls.c (emit_library_call_value_1): Handle partial registers
27457 correctly when building up CALL_INSN_FUNCTION_USAGE.
27459 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27461 * pa/predicates.md (move_src_operand): Allow zero for mode.
27462 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
27465 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
27468 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
27469 *movv2df_internal): Enable pattern only for valid operand
27471 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
27472 tie only 128bit modes. For MMX registers, tie only 64bit modes.
27474 2007-02-27 Mike Stump <mrs@apple.com>
27476 * config/darwin-crt3.c: Avoid compilation when compiling for a
27479 2007-02-27 Joseph Myers <joseph@codesourcery.com>
27481 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
27483 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
27484 for fixed headers and limits.h.
27485 (install-include-dir, install-headers-tar, install-headers-cpio,
27486 install-headers-cp, real-install-headers-tar,
27487 real-install-headers-cpio, real-install-headers-cp): Handle
27488 include-fixed as well as include.
27489 (install-mkheaders): Don't install files that go only in include
27491 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
27492 from GCC_INCLUDE_DIR.
27493 * gcc.c (process_command): Remove special -BstageN/ handling.
27494 (do_spec_1): Add include-fixed directories.
27496 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27498 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
27500 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
27502 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
27505 2007-02-27 Mark Mitchell <mark@codesourcery.com>
27507 * c-common.c (get_priority): Add check for
27508 SUPPORTS_INIT_PRIORITY.
27510 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27512 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
27514 * config/bfin/bfin.c: Include "cfglayout.h".
27515 (MAX_LSETUP_DISTANCE): New macro.
27516 (struct loop_info): New members incoming, incoming_src and
27517 incoming_dest. Delete member predecessor.
27518 (length_for_loop): New function.
27519 (bfin_optimize_loop): Handle more different loop structures.
27520 (bfin_discover_loop): Rework detection of predecessor blocks by
27521 examining incoming edges.
27522 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
27524 (bfin_reorder_loops): New function.
27525 (bfin_reorg_loops): Use these three new functions.
27527 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
27528 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
27529 (CONSTRAINT_LEN): Add entry for 'q'.
27530 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
27531 Add 'q' constraints.
27532 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
27533 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
27535 * config/bfin/bfin.md (add_with_carry): New pattern.
27536 (s_or_u, su_optab, su_modifier): New code macros/attrs.
27537 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
27538 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
27539 support unsigned multiplies too. Removed incorrect commutativity from
27540 operand 1 constraint where appropriate.
27541 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
27543 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
27544 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
27546 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
27547 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
27548 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
27549 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
27550 usmulhisi_hh_huh): New patterns.
27552 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
27553 lshifthi3): Fix output template to use half reg for operand 2.
27555 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
27558 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
27560 2007-02-27 Andreas Schwab <schwab@suse.de>
27562 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
27564 2007-02-27 Jan Hubicka <jh@suse.cz>
27566 * predict.c (last_basic_block_p): Remove.
27567 (tree_estimate_probability): Update return heuristic for commonized
27570 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
27572 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
27574 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
27576 * doc/include/gcc-common.texi (versionsubtitle): New macro.
27577 * doc/cpp.texi: Standardize title page.
27578 * doc/cppinternals.texi: Likewise.
27579 * doc/gcc.texi: Standardize title page, remove version number
27580 from copyright page.
27581 * doc/gccint.texi: Likewise.
27582 * doc/install.texi: Standardize title page, add table of
27585 2007-02-26 Jan Hubicka <jh@suse.cz>
27587 * predict.def: Set outcomes according to more recent results.
27588 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
27589 Remove dead predictors.
27590 * predict.c (return_prediction): Fix pasto.
27592 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27594 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
27595 change; avoid a memory leak when returning early.
27597 2007-02-26 Mark Mitchell <mark@codesourcery.com>
27599 * c-decl.c (static_ctors): Move to c-common.c.
27600 (static_dtors): Likewise.
27601 (finish_function): Use c_record_cdtor_fn.
27602 (build_cdtor): Move to c-common.c.
27603 (c_write_global_declarations): Use c_build_cdtor_fns.
27604 * c-common.h (static_ctors): Declare.
27605 (static_dtors): Likewise.
27606 (c_record_cdtor_fn): Likewise.
27607 (c_build_cdtor_fns): Likewise.
27608 * c-common.c (static_ctors): New variable.
27609 (static_dtors): Likewise.
27610 (c_record_cdtor_fn): New function.
27611 (build_cdtor): Move from c-decl.c
27612 (c_build_cdtor_fns): New function.
27614 * output.h (assemble_addr_to_section): Declare.
27615 (get_cdtor_priority_section): Likewise.
27616 * varasm.c (assemble_addr_to_section): New function.
27617 (get_cdtor_priority_section): Likewise.
27618 (default_named_section_asm_out_destructor): Use them.
27619 (destor_dtor_section_asm_out_destructor): Likewise.
27620 (default_named_section_asm_out_constructor): Likewise.
27621 (default_ctor_section_asm_out_constructor): Likewise.
27622 * config.gcc (*-*-vxworks*): Include vxworks.o.
27623 * config/t-vxworks (vxworks.o): New target.
27624 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
27625 (TARGET_ASM_CONSTRUCTOR): Define.
27626 (TARGET_ASM_DESTRUCTOR): Likewise.
27627 (vxworks_asm_out_constructor): Declare.
27628 (vxworks_asm_out_destructor): Likewise.
27630 * c-common.c (get_priority): Check that we have not just an
27631 INTEGER_CST, but an integer constant with integeral type.
27633 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
27635 PR tree-optimization/30938
27636 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
27637 use &dt[nargs-1] instead of &dt[nargs] in the call to
27638 vect_is_simple_use().
27640 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
27642 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
27643 from register elimination as PRE_MODIFY / POST_MODIFY increments.
27644 Do not attempt to handle MEM inside auto-inc expressions.
27645 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
27646 of a register modified by an auto-inc expression. However, do handle
27647 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
27648 (elimination_effects): Prohibit elimination of a register modified
27649 by an auto-inc expression. Disable register elimination rules whose
27650 target register is modified by an auto-inc expression with variable
27653 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
27655 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
27657 (array_at_struct_end_p): New function.
27658 (idx_infer_loop_bounds): Use it.
27659 (estimate_numbers_of_iterations_loop): Export.
27660 * predict.c (predict_loops): Use estimated_loop_iterations_int.
27661 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
27662 (tree_estimate_probability): Call record_loop_exits.
27663 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
27664 (estimated_loop_iterations, estimated_loop_iterations_int,
27665 estimated_loop_iterations_tree): New functions.
27666 (analyze_siv_subscript_cst_affine,
27667 compute_overlap_steps_for_affine_1_2,
27668 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
27669 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
27670 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
27671 (PRED_LOOP_ITERATIONS_GUESSED): New.
27672 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
27673 * cfgloop.h (estimate_numbers_of_iterations_loop,
27674 estimated_loop_iterations_int): Declare.
27676 2007-02-25 Mark Mitchell <mark@codesourcery.com>
27678 * doc/extend.texi: Document optional priority argument to
27679 constructors and destructors.
27680 * tree.c (init_priority_for_decl): Adjust GTY markers.
27681 (init_ttree): Use priority-info hash functions for
27682 init_priority_for_decl.
27683 (tree_map_eq): Rename to ...
27684 (tree_map_base_eq): ... this.
27685 (tree_map_marked_p): Rename to ...
27686 (tree_map_base_marked_p): ... this.
27687 (tree_map_base_hash): New function.
27688 (decl_init_priority_lookup): Rework.
27689 (decl_fini_priority_lookup): New function.
27690 (decl_priority_info): New function.
27691 (decl_init_priority_insert): Use it.
27692 (decl_fini_priority_insert): Likewise.
27693 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
27695 (decl_restrict_base_insert): Likewise.
27696 (decl_debug_expr_insert): Likewise.
27697 (decl_value_expr_lookup): Likewise.
27698 (decl_value_expr_insert): Likewise.
27699 * tree.h (priority_type): New type.
27700 (decl_init_priority_lookup): Use priority_type.
27701 (decl_fini_priority_lookup): New function.
27702 (decl_init_priority_insert): Use priority_type.
27703 (decl_fini_priority_insert): New function.
27704 (DECL_HAS_INIT_PRIORITY): Tweak comments.
27705 (DECL_INIT_PRIORITY): Likewise.
27706 (SET_DECL_INIT_PRIORITY): Add comment.
27707 (DECL_FINI_PRIORITY): New macro.
27708 (SET_DECL_FINI_PRIORITY): Likewise.
27709 (DEFAULT_INIT_PRIORITY): Document.
27710 (MAX_INIT_PRIORITY): Likewise.
27711 (MAX_RESERVED_INIT_PRIORITY): Likewise.
27712 (tree_map_base): New type.
27713 (tree_map_base_eq): New function.
27714 (tree_map_base_hash): Likewise.
27715 (tree_map_base_marked_p): Likewise.
27716 (tree_map): Inherit from tree_map_base.
27717 (tree_map_eq): Make it a macro.
27718 (tree_map_marked_p): Likewise.
27719 (tree_int_map): Inherit from tree_map_base.
27720 (tree_int_map_eq): Make it a macro.
27721 (tree_int_map_hash): Likewise.
27722 (tree_int_map_marked_p): Likewise.
27723 (tree_priority_map): New type.
27724 (tree_priority_map_eq): New macro.
27725 (tree_priority_map_hash): Likewise.
27726 (tree_priority_map_marked_p): Likewise.
27727 * varasm.c (emults_decl): Adjust for refactoring of tree_map
27729 (emutls_common_1): Likewise.
27730 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
27731 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
27732 of tree_map hierarchy.
27733 * tree-cfg.c (move_stmt_r): Likewise.
27734 (new_label_mapper): Likewise.
27735 * c-tree.h (c_expand_body): Move to ...
27736 * c-common.h (c_expand_body): ... here.
27737 * c-decl.c (c_expand_body): Move to ...
27738 * c-common.c (c_expand_body): ... here.
27739 (c_common_attribute_table): Allow 1 argument for the constructor
27740 and destructor attributes.
27741 (get_priority): New function.
27742 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
27743 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
27745 2007-02-24 Jan Hubicka <jh@suse.cz>
27747 PR middle-end/30509
27748 * tree-inline.c (copy_bb): Produce exact copy of EH info when
27749 copying for inlining.
27751 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
27752 Jan Hubicka <jh@suse.cz>
27755 * cofnig/i386/i386.c (counter_mode): New function.
27756 (expand_set_or_movmem_via_loop): Use it.
27757 (expand_movmem_epilogue): Likewise; fix pasto.
27758 (ix86_expand_movmem): Do emit guard even for constant counts.
27759 (ix86_expand_setmem): Likewise.
27761 2007-02-25 Nick Clifton <nickc@redhat.com>
27763 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
27764 (JUMP_TABLES_IN_TEXT_SECTION): Define.
27766 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
27769 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
27770 count argument with 0x10, not with 0x16.
27771 (expand_setmem_epilogue): Ditto.
27773 2007-02-24 Mike Stump <mrs@apple.com>
27775 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
27778 2007-02-24 Richard Guenther <rguenther@suse.de>
27780 PR middle-end/30951
27781 * fold-const.c (fold_binary): Fold x +- CST op x for
27782 EQ_EXPR and NE_EXPR.
27784 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27786 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
27788 2007-02-24 Jan Hubicka <jh@suse.cz>
27790 * cgraphunit.c (decide_is_function_needed): Honor
27791 -fkeep-inline-functions.
27793 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27795 * builtins.c (fold_builtin_modf): New.
27796 (fold_builtin_2): Use it.
27798 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
27800 * loop-iv.c (implies_p): Detect additional cases where A implies B.
27801 (determine_max_iter): Take additional LOOP arg; all callers changed.
27802 Lose broken logic dealing with PLUS. Try to limit the upper bound by
27803 one using simplifications.
27804 (simplify_using_initial_values): Return if the expression becomes
27805 invalid due to altered regs.
27807 2007-02-23 DJ Delorie <dj@redhat.com>
27809 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
27811 2007-02-23 Mike Stump <mrs@apple.com>
27813 * tlink.c (scan_linker_output): Parse linker messages from
27814 darwin9's linker better.
27816 2007-02-23 Steve Ellcey <sje@cup.hp.com>
27819 * varpool.c (varpool_assemble_pending_decls): Set
27820 varpool_last_needed_node to null.
27822 2007-02-23 DJ Delorie <dj@redhat.com>
27824 * config/i386/i386.c (ix86_data_alignment): Don't specify an
27825 alignment bigger than the object file can handle.
27827 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
27830 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
27831 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
27832 (*movsf_1): Penalize MMX moves.
27834 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
27836 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
27837 2^32-1 or more times unless flag_unsafe_loop_optimizations.
27839 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
27841 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27843 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
27844 (fold_builtin_1): Use them.
27845 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
27846 BUILT_IN_SIGNIFICAND.
27848 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
27850 * config/i386/i386.c (bdesc_1arg): Initialize
27851 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
27852 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
27853 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
27854 and IX86_BUILTIN_MOVSLDUP.
27856 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
27858 PR rtl-optimization/30841
27859 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
27861 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27863 * builtins.c (fold_builtin_frexp): New.
27864 (fold_builtin_2): Use it.
27866 2007-02-22 Mark Mitchell <mark@codesourcery.com>
27868 * doc/invoke.texi (Spec Files): Document getenv spec function.
27870 * gcc.c (getenv_spec_function): New function.
27871 (static_spec_functions): Add it.
27872 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
27873 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
27876 2007-02-22 Michael Matz <matz@suse.de
27879 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
27880 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
27882 2007-02-22 Ian Lance Taylor <iant@google.com>
27885 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
27886 (mem_loc_descriptor): Call it.
27888 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
27889 Ira Rosen <irar@il.ibm.com>
27891 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
27893 2007-02-22 Ira Rosen <irar@il.ibm.com>
27895 PR tree-optimization/30843
27896 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
27897 stores only after all the group is vectorized.
27899 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
27901 PR tree-optimization/30858
27902 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
27903 in the reduction cycle have a single use in the loop.
27904 * tree-vectorizer.h (relevant): Add documentation.
27906 2007-02-20 Mike Stump <mrs@apple.com>
27908 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
27909 * configure: Regenerate.
27911 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
27913 Change the defaults of some parameters and options.
27914 * config/spu/spu-protos.h (spu_optimization_options): Declare.
27915 * config/spu/spu.c (spu_optimization_options): Add.
27916 (spu_override_options): Change params in spu_optimization_options.
27917 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
27919 Register 127 is only 16 byte aligned when used as a frame pointer.
27920 * config/spu/spu-protos.h (spu_init_expanders): Declare.
27921 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
27922 HARD_FRAME_POINTER_REGNUM.
27923 (spu_legitimate_address): Use regno_aligned_for_reload.
27924 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
27925 aligned when frame_pointer_needed is true.
27926 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
27928 * config/spu/spu.h (INIT_EXPANDERS): Define.
27930 Make sure shift and rotate instructions have valid immediate operands.
27931 * config/spu/predicates.md (spu_shift_operand): Remove.
27932 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
27933 * config/spu/constraints.md (W, O): Extend range.
27934 * config/spu/spu.md (umask, nmask): Define.
27935 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
27936 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
27937 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
27938 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
27939 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
27940 (lshr<mode>3_reg): Fix rtl description.
27942 Make sure mulhisi immediate operands are valid.
27943 * config/spu/predicates.md (imm_K_operand): Add.
27944 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
27946 Generate constants using fsmbi and andi.
27947 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
27948 (print_operand, spu_split_immediate, classify_immediate,
27949 fsmbi_const_p): Handle IC_FSMBI2.
27951 Correctly handle a CONST_VECTOR containing symbols.
27952 * config/spu/spu.c (print_operand): Handle HIGH correctly.
27953 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
27954 (immediate_load_p): Allow symbols that use 2 instructions to create.
27955 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
27956 with symbols when flag_pic is set.
27957 (const_vector_immediate_p): New.
27958 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
27959 accept a CONST_VECTOR with symbols.
27960 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
27961 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
27963 * config/spu/spu.md (high, low): Delete.
27964 (low_<mode>): Define.
27966 Remove INTRmode and INTR_REGNUM, which didn't work.
27967 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
27969 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
27970 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
27971 peephole2 pattern): Don't use INTR or 131.
27972 (movintrcc): Delete.
27973 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
27974 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
27975 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
27976 (UNSPEC_SET_INTR): Add.
27977 * config/spu/spu-modes.def (INTR): Remove.
27979 More accurate warnings about run-time relocations.
27980 * config/spu/spu.c (reloc_diagnostic): Test in_section.
27982 Correctly warn about immediate arguments to specific intrinsics.
27983 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
27984 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
27985 the instruction predicate.
27987 Fix tree check errors with latest update.
27988 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
27990 (spu_expand_builtin): Use CALL_EXPR_FN.
27992 Add missing specific intrinsics.
27993 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
27995 * config/spu/spu_internals.h: Ditto.
27997 Fix incorrect operand modifiers.
27998 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
27999 * config/spu/spu.md (xor<mode>3): Change %S to %J.
28001 Optimize one case of zero_extend of a vec_select.
28002 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
28004 Accept any immediate for hbr.
28005 * config/spu/spu.md (hbr): Change s constraints to i.
28007 2007-02-21 Paul Brook <paul@codesourcery.com>
28009 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
28010 condexec_count when skipping USE and CLOBBER.
28012 2007-02-21 Nick Clifton <nickc@redhat.com>
28014 * common.opt (Warray-bounds): Add Warning attribute.
28015 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
28017 (fsized-zeroes): Add Optimization attribute.
28018 (fsplit-wide-types, ftree-scev-cprop): Likewise.
28019 * c.opt (Wc++0x-compat): Add Warning attribute.
28021 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
28023 PR middle-end/30761
28024 * reload1.c (eliminate_regs_in_insn): In the single_set special
28025 case, attempt to re-recognize the insn before falling back to
28026 having reload fix it up.
28028 2007-02-20 Eric Christopher <echristo@gmail.com>
28030 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
28031 Rewrite accordingly.
28032 (frv_read_iacc_argument): Ditto.
28033 (frv_expand_set_builtin): Take a call instead of arglist, update for
28035 (frv_expand_unop_builtin): Ditto.
28036 (frv_expand_binop_builtin): Ditto.
28037 (frv_expand_cut_builtin): Ditto.
28038 (frv_expand_binopimm_builtin): Ditto.
28039 (frv_expand_voidbinop_builtin): Ditto.
28040 (frv_expand_int_void2arg): Ditto.
28041 (frv_expand_prefetches): Ditto.
28042 (frv_expand_voidtriop_builtin): Ditto.
28043 (frv_expand_voidaccop_builtin): Ditto.
28044 (frv_expand_load_builtin): Ditto.
28045 (frv_expand_store_builtin): Ditto.
28046 (frv_expand_mdpackh_builtin): Ditto.
28047 (frv_expand_mclracc_builtin): Ditto.
28048 (frv_expand_mrdacc_builtin): Ditto.
28049 (frv_expand_mwtacc_builtin): Ditto.
28050 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
28053 2007-02-20 Janis Johnson <janis187@us.ibm.com>
28055 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
28056 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
28058 (HAVE_GAS_DFP): Check for assembler support of decimal floating
28059 point instructions.
28060 * configure: Regenerate.
28061 * config.in: Regenerate.
28062 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
28063 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
28064 masks to power6 and power6x and to POWERPC_MASKS.
28065 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
28067 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
28068 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
28069 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
28070 Access PROTOTYPE as variable, not mask.
28072 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
28074 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
28075 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
28076 * combine.c (adjust_for_new_dest): Use it.
28077 * postreload.c (reload_combine): Likewise.
28079 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
28081 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
28082 notes on an insn with multiple sets, even if single_set returns
28083 non-NULL for that insn.
28085 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28087 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
28088 scalbn and scalbln.
28090 2007-02-20 Geoffrey Keating <geoffk@apple.com>
28092 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
28093 if user didn't pass it.
28094 * config/i386/darwin.h (CC1_SPEC): Likewise.
28095 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
28096 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
28097 -mmacosx-version-min.
28099 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28100 Uros Bizjak <ubizjak@gmail.com>
28102 * optabs.h (enum optab_index): Add new OTI_scalb.
28103 (scalb_optab): Define corresponding macro.
28104 * optabs.c (init_optabs): Initialize scalb_optab.
28105 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
28107 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
28108 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
28109 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
28110 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
28111 flag_unsafe_math_optimizations is set.
28113 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
28114 to implement scalbf, scalb and scalbl built-ins as inline x87
28117 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28118 DJ Delorie <dj@redhat.com>
28121 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
28122 (diagnostic_report_diagnostic): ... here, and turn them into real
28123 errors. If warnings are inhibited, no need to do anything.
28125 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
28127 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
28128 better code generation.
28130 2007-02-20 Ben Elliston <bje@au.ibm.com>
28132 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
28134 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
28136 * config/alpha/alpha.c, config/alpha/alpha.md,
28137 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
28138 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
28139 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
28140 config/arm/lib1funcs.asm: Follow spelling conventions.
28142 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
28143 config/fr30/fr30.md, config/i386/i386.h,
28144 config/iq2000/iq2000.h, config/iq2000/predicates.md,
28145 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
28146 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
28147 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
28148 config/rs6000/altivec.md, config/rs6000/rs6000.c,
28149 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
28150 config/sparc/sparc.c, config/sparc/sparc.h,
28151 config/sparc/sparc.md, config/spu/constraints.md,
28152 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
28155 2007-02-20 Alan Modra <amodra@bigpond.net.au>
28158 * varasm.c (use_blocks_for_decl_p): Return false for decls with
28161 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
28163 * doc/invoke.texi (-ftree-lrs): Remove.
28165 2007-02-19 Diego Novillo <dnovillo@redhat.com>
28167 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
28170 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
28172 * config/ia64/ia64.c (ia64_expand_builtin): Use the
28173 new CALL_EXPR_FN macro for retrieving the function
28174 declaration of the input expression.
28176 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28178 * c.opt (Waddress): New.
28179 * common.opt (Walways-true): Delete.
28180 (Wstring-literal-comparison): Delete.
28181 * doc/invoke.texi (Warning Options): Delete -Walways-true and
28182 -Wstring-literal-comparison. Add -Waddress.
28184 (Walways-true): Delete.
28185 (Wstring-literal-comparison): Delete.
28186 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
28187 consistently instead of -Walways-true in example.
28188 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
28189 * c-typeck.c (parser_build_binary_op): Replace
28190 -Wstring-literal-comparison and -Walways-true with -Waddress.
28191 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
28194 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
28196 * tree-cfg.c (dump_function_to_file): Be prepared for functions
28197 without DECL_STRUCT_FUNCTION initialized.
28199 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
28201 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
28202 due to calls to functions taking pointers as parameters.
28204 2007-02-19 Richard Henderson <rth@redhat.com>
28207 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
28210 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
28212 * config/s390/s390.c (s390_call_saved_register_used,
28213 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
28214 accessed to the new scheme.
28216 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
28218 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
28219 (cris_print_index, cris_print_operand, cris_print_operand_address)
28220 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
28221 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
28222 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
28223 GET_CODE () == xxx.
28224 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
28225 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
28226 GO_IF_LEGITIMATE_ADDRESS): Ditto.
28227 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
28228 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
28229 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
28230 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
28231 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
28232 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
28233 (uminsi3, call, call_value): Ditto.
28234 (define_split: indir_to_reg_split, unnamed): Ditto.
28236 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
28238 PR tree-optimization/30975
28239 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
28242 2007-02-18 Eric Christopher <echristo@gmail.com>
28244 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
28245 Remove use of arglist.
28246 (mips_expand_builtin): Remove use of arglist, pass in expr.
28247 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
28248 (mips_expand_builtin_movtf): Ditto.
28249 (mips_expand_builtin_compare): Ditto.
28251 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
28253 * tree-sra.c (sra_build_assignment): Replace assertion
28254 checking with a comment explaining why it can't be done.
28256 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
28258 PR middle-end/30833
28259 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
28260 during CALL_EXPR representation conversion.
28261 * tree-ssa-propagate.c (set_rhs): Likewise.
28263 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
28265 * tree-sra.c (sra_build_assignment): Disable assertion checking
28268 2007-02-18 Roger Sayle <roger@eyesopen.com>
28270 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
28271 instead of calling build2 with a GIMPLE_MODIFY_STMT.
28272 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
28274 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
28275 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
28276 gimplify_init_ctor_eval_range, gimple_push_cleanup,
28277 gimplify_omp_for, gimplify_omp_atomic_pipeline,
28278 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
28279 force_gimple_operand): Likewise.
28280 * ipa-cp.c (constant_val_insert): Likewise.
28281 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
28282 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
28283 perfect_nestify): Likewise.
28284 * langhooks.c (lhd_omp_assignment): Likewise.
28285 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
28286 lower_copyprivate_clauses, lower_send_clauses,
28287 lower_send_shared_vars, expand_parallel_call,
28288 expand_omp_for_generic, expand_omp_for_static_nochunk,
28289 expand_omp_for_static_chunk, expand_omp_sections,
28290 lower_omp_single_copy, lower_omp_for_lastprivate,
28291 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
28292 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
28293 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
28296 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
28298 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
28299 config/sh/sh.md: Follow spelling conventions.
28301 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
28302 config/frv/predicates.md: Follow spelling conventions.
28304 * config/m68k/linux-unwind.h: Fix a comment typo.
28305 * target.h: Follow spelling conventions.
28307 2007-02-18 Roger Sayle <roger@eyesopen.com>
28309 PR rtl-optimization/28173
28310 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
28311 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
28312 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
28313 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
28314 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
28316 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28318 * builtins.c (fold_builtin_load_exponent): New.
28319 (fold_builtin_2): Use it.
28321 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
28323 PR rtl-optimization/30773
28324 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
28325 if we fail to attach a REG_EQUIV note.
28327 2007-02-18 David Edelsohn <edelsohn@gnu.org>
28328 Roger Sayle <roger@eyesopen.com>
28330 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
28332 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
28334 * calls.c (initialize_argument_information): Pass original EXP
28335 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
28336 code to split complex arguments here, as part of initializing the
28338 (expand_call): Remove code that builds a list of arguments and
28339 inserts implicit arguments into it. Instead, just count how many
28340 implicit arguments there will be so we can determine the size of
28341 the ARGS array, and let initialize_argument_information do the work.
28342 (split_complex_values): Delete unused function.
28344 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
28346 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
28348 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
28350 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
28351 for arg pointer based indexed addressing.
28353 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
28355 * config/ia64/ia64.h, config/ia64/ia64.md,
28356 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
28357 spelling conventions.
28359 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
28361 * config/m68k/m68k.c (split_di): New.
28362 * config/m68k/m68k-protos.h: Declare split_di.
28363 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
28364 Improve predicate handling and split constant shifts.
28366 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
28368 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
28369 parameter for register bitfield operations, general predicates
28372 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
28374 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
28375 * config/m68k/linux-unwind.h: New file.
28377 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
28379 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
28380 config/i386/athlon.md, config/ia64/ia64.md,
28381 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
28382 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
28383 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
28384 tree-ssa-loop-niter.c, tree-vect-analyze.c,
28385 tree-vect-transform.c: Fix comment typos.
28387 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
28389 * sched-deps.c (find_insn_list): Remove.
28390 * sched-int.h: Remove the prototype for find_insn_list.
28392 2007-02-16 Geoffrey Keating <geoffk@apple.com>
28394 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
28396 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
28397 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
28398 darwin_rs6000_override_options.
28399 (C_COMMON_OVERRIDE_OPTIONS): Expect
28400 darwin_macosx_version_min to be non-NULL always.
28401 (TARGET_C99_FUNCTIONS): Likewise.
28402 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
28403 (DARWIN_MINVERSION_SPEC): New.
28404 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
28405 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
28407 (DARWIN_MINVERSION_SPEC): New.
28408 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
28410 * config/darwin-c.c (darwin_cpp_builtins): Expect
28411 darwin_macosx_version_min to be non-NULL always.
28413 * config/rs6000/rs6000.c: Clean up trailing whitespace.
28415 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
28417 * config/i386/i386.h (x86_use_xchgb): New.
28418 (TARGET_USE_XCHGB): New macro.
28419 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
28420 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
28421 Split after reload into bswaphi for shifts of 8.
28422 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
28423 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
28424 or when optimizing for size.
28426 2007-02-16 Richard Guenther <rguenther@suse.de>
28427 Christian Bruel <christian.bruel@st.com>
28429 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
28430 DECLs but prefer SSA_NAMEs over DECLs.
28432 2007-02-16 Richard Guenther <rguenther@suse.de>
28434 * tree-flow-inline.h (single_imm_use_p): Remove.
28435 (zero_imm_uses_p): Likewise.
28436 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
28437 instead of single_imm_use_p.
28438 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
28441 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28444 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
28445 nested double- and backquotes.
28447 2007-02-15 Roger Sayle <roger@eyesopen.com>
28449 PR middle-end/30391
28450 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
28451 should be unreachable.
28452 (build2_stat): Allow construction of MODIFY_EXPR at any time.
28453 For the time being redirect GIMPLE_MODIFY_STMT to the new
28454 (renamed) build_gimple_modify_stmt_stat.
28455 (build2_gimple_stat): Rename to...
28456 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
28457 Always build a GIMPLE_MODIFY_STMT node.
28458 * tree.h (build2_gimple, build2_gimple_stat): Delete.
28459 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
28462 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
28463 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
28464 * tree-complex.c (set_component_ssa_name, expand_complex_move,
28465 expand_complex_div_wide): Likewise.
28466 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
28467 * tree-ssa-loop-im.c (schedule_sm): Likewise.
28468 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
28469 * tree-ssa-loop-manip.c (create_iv): Likewise.
28470 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
28471 abs_replacement): Likewise.
28472 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
28473 realify_fake_stores): Likewise.
28475 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
28476 node rather than a GIMPLE_MODIFY_STMT node.
28477 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
28478 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
28480 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
28481 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
28482 GIMPLE_MODIFY_STMT.
28484 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
28486 PR middle-end/30433
28487 * fold-const.c (fold_comparison): Add back the
28488 folding of constant complex comparisions.
28490 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
28492 PR middle-end/30729
28493 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
28494 effects unknown to this function, return early.
28496 2007-02-15 Ian Lance Taylor <iant@google.com>
28498 * lower-subreg.c (move_eh_region_note): New static function.
28499 (resolve_simple_move): Call it.
28500 (decompose_multiword_subregs): Track blocks for which we resolve a
28501 simple move which is also a control flow insn. Pass them to
28502 find_many_sub_basic_blocks.
28503 (pass_lower_subreg): Add TODO_verify_flow.
28504 (pass_lower_subreg2): Likewise.
28506 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28507 Brooks Moses <brooks.moses@codesourcery.com>
28508 Lee Millward <lee.millward@codesourcery.com>
28510 * tree.h (enum tree_code_class): Add tcc_vl_exp.
28511 (VL_EXP_CLASS_P): New.
28512 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
28514 (TREE_OPERAND_CHECK_CODE): Likewise.
28515 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
28516 (TREE_RTL_OPERAND_CHECK): Likewise.
28517 (tree_operand_check_failed): Make second parameter the whole tree
28518 instead of its code. Fixed callers.
28519 (VL_EXP_CHECK): New.
28520 (TREE_OPERAND_LENGTH): New.
28521 (VL_EXP_OPERAND_LENGTH): New.
28522 (CALL_EXPR_FN): New.
28523 (CALL_EXPR_STATIC_CHAIN): New.
28524 (CALL_EXPR_ARGS): New.
28525 (CALL_EXPR_ARG): New.
28526 (call_expr_nargs): New.
28527 (CALL_EXPR_ARGP): New.
28528 (build_nt_call_list): Declare.
28529 (build_vl_exp_stat): Declare.
28530 (build_vl_exp): New.
28531 (build_call_list): Declare.
28532 (build_call_nary): Declare.
28533 (build_call_valist): Declare.
28534 (build_call_array): Declare.
28535 (call_expr_arg): Declare.
28536 (call_expr_argp): Declare.
28537 (call_expr_arglist): Declare.
28538 (fold_build_call_list): Declare.
28539 (fold_build_call_list_initializer): Declare.
28540 (fold_call_expr): Declare to replace fold_builtin.
28541 (fold_builtin_fputs): Update to agree with modified definition.
28542 (fold_builtin_strcpy): Likewise.
28543 (fold_builtin_strncpy): Likewise.
28544 (fold_builtin_memory_chk): Likewise.
28545 (fold_builtin_stxcpy_chk): Likewise.
28546 (fold_builtin_strncpy_chk): Likewise.
28547 (fold_builtin_next_arg): Likewise.
28548 (fold_build_call_expr): Declare.
28549 (fold_builtin_call_list): Declare.
28550 (fold_builtin_call_valist): Declare.
28551 (build_call_expr): Declare.
28552 (validate_arglist): Update to agree with modified definition.
28553 (tree_operand_length): New.
28554 (call_expr_arg_iterator): New.
28555 (init_call_expr_arg_iterator): New.
28556 (next_call_expr_arg): New.
28557 (first_call_expr_arg): New.
28558 (more_call_expr_args_p): New.
28559 (FOR_EACH_CALL_EXPR_ARG): New.
28561 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
28562 and tcc_gimple_stmt.
28563 (tree_code_size): Update documentation. Use sizeof (tree) rather
28564 than sizeof (char *).
28565 (tree_size): Likewise. Add case for tcc_vl_exp.
28566 (tree_node_structure): Add case for tcc_vl_exp.
28567 (contains_placeholder_p): Likewise.
28568 (substitute_in_expr): Likewise.
28569 (substitute_placeholder_in_expr): Likewise.
28570 (stabilize_reference_1): Likewise.
28571 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
28572 to diagnose breakage of this interface for constructing CALL_EXPRs.
28573 (build_nt): Add similar assertion here.
28574 (build_nt_call_list): New.
28575 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
28576 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
28578 (get_callee_fndecl): Use new CALL_EXPR accessors.
28579 (tree_operand_check_failed): Change parameters to pass entire node
28580 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
28581 (process_call_operands): New.
28582 (build_vl_exp_stat): New.
28583 (build_call_list): New.
28584 (build_call_nary): New.
28585 (build_call_valist): New.
28586 (build_call_array): New.
28587 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28588 (call_expr_arglist): New.
28590 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
28591 tcc_vl_exp instead of a fixed-size tcc_expression.
28593 * doc/c-tree.texi (CALL_EXPR): Document new representation and
28594 accessors for CALL_EXPRs.
28595 (AGGR_INIT_EXPR): Likewise.
28597 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28598 Brooks Moses <brooks.moses@codesourcery.com>
28599 Lee Millward <lee.millward@codesourcery.com>
28601 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
28602 (expand_builtin_nonlocal_goto): Change parameter to be entire
28603 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
28604 (expand_builtin_prefetch): Likewise.
28605 (expand_builtin_classify_type): Likewise.
28606 (mathfn_built_in): Return NULL_TREE instead of 0.
28607 (expand_errno_check): Use new CALL_EXPR accessors.
28608 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
28609 Return NULL_RTX instead of 0.
28610 (expand_builtin_mathfn_2): Likewise.
28611 (expand_builtin_mathfn_3): Likewise.
28612 (expand_builtin_interclass_mathfn): Likewise.
28613 (expand_builtin_sincos): Likewise.
28614 (expand_builtin_cexpi): Likewise.
28615 (expand_builtin_int_roundingfn): Likewise.
28616 (expand_builtin_int_roundingfn_2): Likewise.
28617 (expand_builtin_pow): Likewise.
28618 (expand_builtin_powi): Likewise.
28619 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
28620 of arglist, fixing callers appropriately. Use new CALL_EXPR
28621 accessors and constructors. Return NULL_RTX instead of 0.
28622 (expand_builtin_strstr): Likewise.
28623 (expand_builtin_strchr): Likewise.
28624 (expand_builtin_strrchr): Likewise.
28625 (expand_builtin_strpbrk): Likewise.
28626 (expand_builtin_memcpy): Likewise.
28627 (expand_builtin_mempcpy): Likewise.
28628 (expand_builtin_mempcpy_args): New.
28629 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
28630 (expand_builtin_memmove_args): New.
28631 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
28632 (expand_movstr): Likewise.
28633 (expand_builtin_strcpy): Likewise.
28634 (expand_builtin_strcpy_args): New.
28635 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
28636 (expand_builtin_strncpy): Likewise.
28637 (expand_builtin_memset): Likewise.
28638 (expand_builtin_memset_args): New.
28639 (expand_builtin_bzero): Similarly to expand_builtin_memset.
28640 (expand_builtin_memcmp): Likewise.
28641 (expand_builtin_strcmp): Likewise.
28642 (expand_builtin_strncmp): Likewise.
28643 (expand_builtin_strcat): Likewise.
28644 (expand_builtin_strncat): Likewise.
28645 (expand_builtin_strspn): Likewise.
28646 (expand_builtin_strcspn): Likewise.
28647 (expand_builtin_args_info): Likewise.
28648 (expand_builtin_va_start): Likewise.
28649 (gimplify_va_arg_expr): Likewise.
28650 (expand_builtin_va_end): Likewise.
28651 (expand_builtin_va_copy): Likewise.
28652 (expand_builtin_frame_address): Likewise.
28653 (expand_builtin_alloca): Likewise.
28654 (expand_builtin_bswap): Likewise.
28655 (expand_builtin_unop): Likewise.
28656 (expand_builtin_fputs): Likewise.
28657 (expand_builtin_expect): Likewise.
28658 (expand_builtin_fabs): Likewise.
28659 (expand_builtin_copysign): Likewise.
28660 (expand_builtin_printf): Likewise.
28661 (expand_builtin_fprintf): Likewise.
28662 (expand_builtin_sprintf): Likewise.
28663 (expand_builtin_init_trampoline): Likewise.
28664 (expand_builtin_signbit): Likewise.
28665 (expand_builtin_fork_or_exec): Likewise.
28666 (expand_builtin_sync_operation): Likewise.
28667 (expand_builtin_compare_and_swap): Likewise.
28668 (expand_builtin_lock_test_and_set): Likewise.
28669 (expand_builtin_lock_release): Likewise.
28670 (expand_builtin): Likewise.
28671 (builtin_mathfn_code): Likewise.
28673 (fold_builtin_constant_p): Pass call arguments individually instead
28674 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28675 accessors and constructors. Return NULL_TREE instead of 0.
28676 (fold_builtin_expect): Likewise.
28677 (fold_builtin_classify_type): Likewise.
28678 (fold_builtin_strlen): Likewise.
28679 (fold_builtin_nan): Likewise.
28680 (integer_valued_real_p): Likewise.
28681 (fold_trunc_transparent_mathfn): Likewise.
28682 (fold_fixed_mathfn): Likewise.
28683 (fold_builtin_cabs): Likewise.
28684 (fold_builtin_sqrt): Likewise.
28685 (fold_builtin_cbrt): Likewise.
28686 (fold_builtin_cos): Likewise.
28687 (fold_builtin_cosh): Likewise.
28688 (fold_builtin_tan): Likewise.
28689 (fold_builtin_sincos): Likewise.
28690 (fold_builtin_cexp): Likewise.
28691 (fold_builtin_trunc): Likewise.
28692 (fold_builtin_floor): Likewise.
28693 (fold_builtin_ceil): Likewise.
28694 (fold_builtin_round): Likewise.
28695 (fold_builtin_int_roundingfn): Likewise.
28696 (fold_builtin_bitop): Likewise.
28697 (fold_builtin_bswap): Likewise.
28698 (fold_builtin_logarithm): Likewise.
28699 (fold_builtin_hypot): Likewise.
28700 (fold_builtin_pow): Likewise.
28701 (fold_builtin_powi): Likewise.
28702 (fold_builtin_exponent): Likewise.
28703 (fold_builtin_memset): Likewise.
28704 (fold_builtin_bzero): Likewise.
28705 (fold_builtin_memory_op): Likewise.
28706 (fold_builtin_bcopy): Deleted; call site changed to invoke
28707 fold_builtin_memory_op directly.
28708 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
28709 (fold_builtin_strncpy): Likewise.
28710 (fold_builtin_memcmp): Likewise.
28711 (fold_builtin_strcmp): Likewise.
28712 (fold_builtin_strncmp): Likewise.
28713 (fold_builtin_signbit): Likewise.
28714 (fold_builtin_copysign): Likewise.
28715 (fold_builtin_isascii): Likewise.
28716 (fold_builtin_toascii): Likewise.
28717 (fold_builtin_isdigit): Likewise.
28718 (fold_builtin_fabs): Likewise.
28719 (fold_builtin_abs): Likewise.
28720 (fold_builtin_fmin_fmax): Likewise.
28721 (fold_builtin_carg): Likewise.
28722 (fold_builtin_classify): Likewise.
28723 (fold_builtin_unordered_cmp): Likewise.
28725 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
28726 New functions split out from fold_builtin_1.
28727 (fold_builtin_n): New.
28728 (fold_builtin_varargs): New.
28729 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
28731 (fold_call_expr): New.
28732 (build_function_call_expr): Rewrite to use new helper function.
28733 (fold_builtin_call_list): New.
28734 (build_call_expr): New.
28735 (fold_builtin_call_valist): New.
28736 (rewrite_call_expr): New.
28737 (validate_arg): New.
28738 (validate_arglist): Change parameter to be entire CALL_EXPR instead
28739 of an arglist. Change return type to bool. Use new CALL_EXPR
28742 (fold_builtin_strstr): Pass call arguments individually instead
28743 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28744 accessors and constructors. Return NULL_TREE instead of 0.
28745 (fold_builtin_strchr): Likewise.
28746 (fold_builtin_strrchr): Likewise.
28747 (fold_builtin_strpbrk): Likewise.
28748 (fold_builtin_strcat): Likewise.
28749 (fold_builtin_strncat): Likewise.
28750 (fold_builtin_strspn): Likewise.
28751 (fold_builtin_strcspn): Likewise.
28752 (fold_builtin_fputs): Likewise.
28753 (fold_builtin_next_arg): Likewise.
28754 (fold_builtin_sprintf): Likewise.
28756 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
28757 NULL_RTX instead of 0.
28758 (expand_builtin_memory_chk): Likewise.
28759 (maybe_emit_chk_warning): Likewise.
28760 (maybe_emit_sprintf_chk_warning): Likewise.
28762 (fold_builtin_object_size): Pass call arguments individually instead
28763 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28764 accessors and constructors. Return NULL_TREE instead of 0.
28765 (fold_builtin_memory_chk): Likewise.
28766 (fold_builtin_stxcpy_chk): Likewise.
28767 (fold_builtin_strncpy_chk): Likewise.
28768 (fold_builtin_strcat_chk): Likewise.
28769 (fold_builtin_strcat_chk): Likewise.
28770 (fold_builtin_strncat_chk): Likewise.
28771 (fold_builtin_sprintf_chk): Likewise.
28772 (fold_builtin_snprintf_chk): Likewise.
28773 (fold_builtin_printf): Likewise.
28774 (fold_builtin_vprintf): Likewise.
28776 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
28778 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
28779 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28780 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
28781 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
28782 (fold_unary): Likewise.
28783 (fold_binary): Likewise.
28784 (fold_ternary): Remove CALL_EXPR case, since they are no longer
28785 ternary expressions.
28786 (fold): Add logic for tcc_vl_exp.
28787 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
28788 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28789 (fold_build3_stat): Add assertion to flag broken interface for
28790 constructing CALL_EXPRs.
28791 (fold_build_call_list): New.
28792 (fold_build_call_list_initializer): New.
28793 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
28795 (fold_strip_sign_ops): Likewise.
28797 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28798 Brooks Moses <brooks.moses@codesourcery.com>
28799 Lee Millward <lee.millward@codesourcery.com>
28801 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
28802 accessors and dump arguments explicitly.
28804 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
28806 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
28808 (print_call_name): Use new CALL_EXPR accessors.
28810 * print-tree.c (print_node): Add case tcc_vl_exp. Print
28811 CALL_EXPR arguments explicitly instead of as a list. Use
28812 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28814 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
28815 (vrp_visit_stmt): Likewise.
28817 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
28818 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
28820 (force_move_till_expr): Likewise.
28822 * targhooks.c (default_external_stack_protect_fail): Use
28823 build_call_expr instead of build_function_call_expr.
28824 (default_hidden_stack_protect_fail): Likewise.
28826 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
28829 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
28830 and walk arguments explicitly.
28832 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
28833 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28834 (expand_simple_operations): Likewise.
28835 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
28837 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
28838 of TREE_CODE_LENGTH.
28839 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
28841 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
28842 instead of TREE_CODE_LENGTH.
28844 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
28845 (tree_ic_transform): Likewise.
28846 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
28847 parameter instead of arglist. Fix callers.
28848 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
28849 (tree_stringops_transform): Likewise.
28850 (tree_indirect_call_to_profile): Likewise.
28851 (tree_stringops_values_to_profile): Likewise.
28853 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
28854 (eliminate_tail_call): Likewise.
28856 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
28858 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
28859 Use TREE_OPERAND_LENGTH and generalize to handle any number of
28861 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
28863 * omp-low.c (build_omp_barrier): Use build_call_expr.
28864 (lower_rec_input_clauses): Likewise.
28865 (lower_reduction_clauses): Likewise.
28866 (expand_parallel_call): Likewise.
28867 (maybe_catch_exception): Likewise.
28868 (expand_omp_for_generic): Likewise.
28869 (expand_omp_for_static_nochunk): Likewise.
28870 (expand_omp_sections): Likewise.
28871 (lower_omp_single_simple): Likewise.
28872 (lower_omp_single_copy): Likewise.
28873 (lower_omp_master): Likewise.
28874 (lower_omp_ordered): Likewise.
28875 (lower_omp_critical): Likewise.
28877 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
28878 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
28880 * tree-gimple.c (is_gimple_call_addr): Fix doc.
28881 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
28882 TREE_CODE_LENGTH. Add tcc_vl_exp case.
28884 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
28885 and generalize to handle any number of operands.
28886 (chrec_contains_undetermined): Likewise.
28887 (tree_contains_chrecs): Likewise.
28888 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
28890 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
28892 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
28893 fold_call_expr instead of fold_builtin.
28894 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
28895 match declarations there.
28896 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
28899 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
28900 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28902 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
28903 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
28905 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
28908 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
28909 (execute_cse_sincos): Use new CALL_EXPR accessors.
28911 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
28913 * gimple-low.c (lower_function_body): Use build_call_expr.
28914 (lower_builtin_setjmp): Likewise.
28916 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
28917 (set_storage_via_libcall): Likewise.
28918 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
28919 instead of TREE_CODE_LENGTH.
28920 (expand_expr_real_1): Use new CALL_EXPR accessors.
28922 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
28923 generalize to handle any number of operands.
28924 (TB_parent_eq): Likewise.
28926 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
28927 (strip_builtin_expect): Likewise.
28929 * function.c (gimplify_parameters): Use build_call_expr.
28931 * tree-vectorizer.c (vect_is_simple_reduction): Use
28932 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28934 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
28935 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
28937 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
28940 * gimplify.c (build_stack_save_restore): Use build_call_expr.
28941 (gimplify_decl_expr): Likewise.
28942 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
28943 Use new CALL_EXPR iterators.
28944 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
28945 (gimplify_modify_expr_to_memset): Likewise.
28946 (gimplify_variable_sized_compare): Likewise.
28947 (gimplify_omp_atomic_fetch_op): Likewise.
28948 (gimplify_omp_atomic_pipeline): Likewise.
28949 (gimplify_omp_atomic_mutex): Likewise.
28950 (gimplify_function_tree): Likewise.
28952 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
28953 (call_expr_flags): Likewise.
28954 (expand_call): Likewise.
28956 * except.c (expand_builtin_eh_return_data_regno): Pass entire
28957 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28960 * coverage.c (create_coverage): Use build_call_expr.
28962 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
28963 (temp_call_expr_obstack): New.
28964 (pool_copy_list): Delete.
28965 (temp_copy_call_expr): New.
28966 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
28967 CALL_EXPR accessors. Get rid of special goo for copying argument
28968 lists and use temp_copy_call_expr instead.
28969 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
28970 CALL_EXPR accessors.
28971 (create_expression_by_pieces): Likewise. Use build_call_array
28972 to construct the result instead of fold_build3.
28973 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
28974 dealing with argument lists.
28975 (init_pre): Remove references to expression_node_pool and
28976 list_node_pool. Init temp_call_expr_obstack instead.
28977 (fini_pre): Remove references to expression_node_pool and
28980 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
28981 and walk arguments explicitly instead of as a list.
28983 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
28984 (mx_register_decls): Likewise.
28985 (mudflap_register_call): Likewise.
28986 (mudflap_finish_file): Likewise.
28988 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
28989 (ipa_callsite_compute_param): Likewise.
28991 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
28992 accessors and constructor.
28994 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
28995 accessors and constructor.
28996 (convert_tramp_reference): Likewise.
28997 (convert_call_expr): Likewise.
28998 (finalize_nesting_tree_1): Likewise.
29000 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
29003 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
29005 * tree-inline.c (initialize_inlined_parameters): Pass entire
29006 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
29008 (estimate_num_insns_1): Use new CALL_EXPR accessors.
29009 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
29011 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
29012 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
29013 (vectorizable_reduction): Likewise.
29014 (vectorizable_call): Use new CALL_EXPR iterators.
29015 (vectorizable_conversion): Use build_call_expr.
29016 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
29017 (vect_gen_widened_results_half): Use build_call_expr.
29018 (vect_setup_realignment): Likewise.
29019 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
29021 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
29022 (pass_through_call): Likewise.
29023 (compute_object_sizes): Likewise. Use fold_call_expr instead of
29026 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
29027 (tree_gen_pow2_profiler): Likewise.
29028 (tree_gen_one_value_profiler): Likewise.
29029 (tree_gen_ic_func_profiler): Likewise.
29030 (tree_gen_average_profiler): Likewise.
29031 (tree_gen_ior_profiler): Likewise.
29033 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
29034 (find_func_aliases): Use new CALL_EXPR accessors. Add case
29035 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
29037 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
29038 of TREE_CODE_LENGTH.
29040 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
29041 of TREE_CODE_LENGTH.
29043 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
29045 (convert_to_integer): Likewise.
29047 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
29050 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
29051 Brooks Moses <brooks.moses@codesourcery.com>
29052 Lee Millward <lee.millward@codesourcery.com>
29054 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
29056 * config/frv/frv.c (frv_expand_builtin): Likewise.
29057 * config/s390/s390.c (s390_expand_builtin): Likewise.
29059 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
29060 (sparc_expand_builtin): Use new CALL_EXPR accessors.
29062 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
29063 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
29064 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
29065 (ix86_expand_store_builtin): Likewise.
29066 (ix86_expand_unop_builtin): Likewise.
29067 (ix86_expand_unop1_builtin): Likewise.
29068 (ix86_expand_sse_compare): Likewise.
29069 (ix86_expand_sse_comi): Likewise.
29070 (ix86_expand_vec_init_builtin): Likewise.
29071 (ix86_expand_vec_ext_builtin): Likewise.
29072 (ix86_expand_vec_set_builtin): Likewise.
29073 (ix86_expand_builtin): Use new CALL_EXPR accessors.
29075 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
29076 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
29078 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
29079 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
29080 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
29082 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
29084 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
29085 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
29086 arglist. Use new CALL_EXPR accessors. Fix callers.
29087 (altivec_expand_abs_builtin): Likewise.
29088 (rs6000_expand_binop_builtin): Likewise.
29089 (altivec_expand_predicate_builtin): Likewise.
29090 (altivec_expand_lv_builtin): Likewise.
29091 (spe_expand_stv_builtin): Likewise.
29092 (altivec_expand_stv_builtin): Likewise.
29093 (rs6000_expand_ternop_builtin): Likewise.
29094 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
29095 (altivec_expand_st_builtin): Likewise.
29096 (altivec_expand_dst_builtin): Likewise.
29097 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
29098 arglist. Use new CALL_EXPR accessors. Fix callers.
29099 (altivec_expand_vec_set_builtin): Likewise.
29100 (altivec_expand_vec_ext_builtin): Likewise.
29101 (altivec_expand_builtin): Use new CALL_EXPR accessors.
29102 (spe_expand_builtin): Likewise.
29103 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
29104 arglist. Use new CALL_EXPR accessors. Fix callers.
29105 (spe_expand_evsel_builtin): Likewise.
29106 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
29107 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
29109 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
29110 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
29111 (arm_expand_unop_builtin): Likewise.
29112 (arm_expand_builtin): Use new CALL_EXPR accessors.
29114 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
29117 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
29118 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
29120 (bfin_expand_unop_builtin): Likewise.
29121 (bfin_expand_builtin): Use new CALL_EXPR accessors.
29123 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
29124 Brooks Moses <brooks.moses@codesourcery.com>
29125 Lee Millward <lee.millward@codesourcery.com>
29127 * c-semantics.c (build_stmt): Add internal diagnostic check.
29129 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
29130 accessors. Print arguments explicitly instead of as a list.
29132 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
29134 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
29135 (c_finish_omp_flish): Likewise.
29137 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
29138 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
29139 instead of TREE_CODE_LENGTH.
29140 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
29141 (c_warn_unused_result): Likewise.
29143 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29146 * doc/invoke.texi (Warning Options): Remove
29147 -Werror-implicit-function-declaration.
29148 (Wimplicit-function-declaration): Update description.
29149 * opts.c (common_handle_option): Move handling of -Werror=* to...
29150 (enable_warning_as_error): ...here.
29151 * opts.h (enable_warning_as_error): Declare.
29152 * c-decl.c (implicit_decl_warning): Unless
29153 -Wno-implicit-function-declaration is given, emit a pedwarn if
29154 -std=c99 or emit a warning if -Wimplicit-function-declaration.
29155 * c.opt (Wimplicit-function-declaration): Replace
29156 mesg_implicit_function_declaration with
29157 warn_implicit_function_declaration.
29158 * c-opts.c (c_common_handle_option):
29159 -Werror-implicit-function-declaration is exactly equal as
29160 -Werror=implicit-function-declaration.
29161 (set_Wimplicit): Replace mesg_implicit_function_declaration with
29162 warn_implicit_function_declaration.
29163 (c_common_post_options): -Wimplict-function-declaration is enabled
29164 by default by -std=c99, otherwise is disabled by default.
29165 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
29167 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
29169 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
29170 DECL on the rhs to a DECL on the lhs for debug info purposes if the
29171 former is ignored but not the latter.
29173 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
29175 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
29176 is made and the reference doesn't use the alias set of its type,
29177 do not create the temporary using that type.
29179 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
29181 * jump.c: Remove prototypes for delete_computation and
29182 delete_prior_computation.
29184 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
29186 * jump.c (get_label_after): Delete.
29187 (get_label_before, delete_computation, delete_jump,
29188 delete_prior_computation, follow_jumps): Move...
29189 * reorg.c (delete_computation, delete_prior_computation): ... here...
29190 (get_label_before, delete_jump): ... making these static ...
29191 (follow_jumps): ... and simplifying this since it only runs after
29193 * rtl.h (get_label_after, get_label_before, delete_jump,
29194 follow_jumps): Delete prototypes.
29196 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
29198 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
29200 2007-02-15 Nick Clifton <nickc@redhat.com>
29202 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
29203 order to prevent it from being munged by the target.
29205 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
29207 * config/i386/i386.md: Remove misleading comment.
29209 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
29211 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
29212 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
29215 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
29217 * tree-sra.c (instantiate_missing_elements): Canonicalize
29219 (sra_build_assignment): New.
29220 (generate_copy_inout, generate_element_copy,
29221 generate_element_zero, generate_one_element_init): Use it.
29223 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
29225 * tree-sra.c (instantiate_missing_elements): Canonicalize
29227 (sra_build_assignment): New.
29228 (generate_copy_inout, generate_element_copy,
29229 generate_element_zero, generate_one_element_init): Use it.
29231 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
29233 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
29236 2007-02-14 Joseph Myers <joseph@codesourcery.com>
29238 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
29239 types as aggregates not scalars.
29240 * function.c (assign_stack_temp_for_type): Likewise.
29242 2007-02-14 Roger Sayle <roger@eyesopen.com>
29243 Zdenek Dvorak <dvorakz@suse.cz>
29245 * tree-dump.c (dump_switch_p_1): Require exact match of the option
29248 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
29250 * passes.c (next_pass_1): Clear the next field of the copied
29253 2007-02-14 Richard Henderson <rth@redhat.com>
29255 * tree-sra.c (early_sra): New.
29256 (decl_can_be_decomposed_p): Deny va_list if early_sra.
29257 (tree_sra_early, pass_sra_early): New.
29258 * tree-pass.h (pass_sra_early): Declare.
29259 * passes.c (init_optimization_passes): Use it.
29261 2007-02-14 Richard Guenther <rguenther@suse.de>
29263 * flags.h (issue_strict_overflow_warning): Convert to a macro.
29265 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
29267 PR tree-optimization/30771
29268 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
29270 (vect_analyze_operations): Induction phis can now be marked as
29272 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
29273 Update documentation accordingly.
29275 2007-02-14 Nick Clifton <nickc@redhat.com>
29277 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
29278 most 3 arguments are supported.
29279 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
29281 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
29283 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
29284 Ensure dst->current is valid.
29286 2007-02-13 Paul Brook <paul@codesourcery.com>
29288 * config.gcc: Add arm*-*-uclinux-*eabi.
29289 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
29290 (SUBTARGET_EXTRA_LINK_SPEC): Define.
29291 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
29292 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
29293 (LINK_SPEC): Define.
29294 (LIB_SPEC): Define.
29295 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
29297 * config/arm/uclinux-eabi.h: New file.
29298 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
29299 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
29302 2007-02-13 Ian Lance Taylor <iant@google.com>
29304 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
29305 * flags.h (warn_strict_overflow): Declare.
29306 (enum warn_strict_overflow_code): Define.
29307 (issue_strict_overflow_warning): New static inline function.
29308 * opts.c (warn_strict_overflow): New variable.
29309 (common_handle_option): Handle OPT_Wstrict_overflow and
29310 OPT_Wstrict_overflow_.
29311 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
29313 * fold-const.c: Include intl.h.
29314 (fold_deferring_overflow_warnings): New static variable.
29315 (fold_deferred_overflow_warning): New static variable.
29316 (fold_deferred_overflow_code): New static variable.
29317 (fold_defer_overflow_warnings): New function.
29318 (fold_undefer_overflow_warnings): New function.
29319 (fold_undefer_and_ignore_overflow_warnings): New function.
29320 (fold_deferring_overflow_warnings_p): New function.
29321 (fold_overflow_warning): New static function.
29322 (make_range): Add strict_overflow_p parameter. Change all
29324 (extract_muldiv, extract_muldiv_1): Likewise.
29325 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
29326 tree_expr_nonnegative_p.
29327 (fold_negate_expr): Call fold_overflow_warning.
29328 (fold_range_test): Likewise.
29329 (fold_comparison): Likewise.
29330 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
29331 instead of tree_expr_nonnegative_p.
29332 (tree_expr_nonnegative_warnv_p): Rename from
29333 tree_expr_nonnegative_p, add strict_overflow_p parameter.
29334 (tree_expr_nonnegative_p): New function.
29335 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
29336 strict_overflow_p parameter.
29337 (tree_expr_nonzero_p): New function.
29338 * passes.c (verify_interpass_invariants): New static function.
29339 (execute_one_pass): Call it.
29340 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
29342 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
29343 (estimate_numbers_of_iterations): Likewise.
29344 (scev_probably_wraps_p): Likewise.
29345 * tree-ssa-ccp.c: Include "toplev.h".
29346 (evaluate_stmt): Defer fold overflow warnings until we know we are
29348 (struct fold_stmt_r_data): Add stmt field.
29349 (fold_stmt_r): Defer fold overflow warnings until we know we
29351 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
29352 (fold_stmt_inplace): Likewise.
29353 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
29354 (cleanup_control_expr_graph): Defer fold overflow warnings until
29355 we know we are going to optimize.
29356 * tree-cfg.c (fold_cond_expr_cond): Likewise.
29357 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
29359 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
29360 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
29361 * tree-ssa-loop-manip.c (create_iv): Likewise.
29362 * c-typeck.c (build_conditional_expr): Likewise.
29363 (build_binary_op): Likewise.
29364 * tree-vrp.c (vrp_expr_computes_nonzero): Call
29365 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
29366 (extract_range_from_unary_expr): Likewise.
29367 * simplify-rtx.c (simplify_const_relational_operation): Warn when
29368 assuming that signed overflow does not occur.
29369 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
29370 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
29371 (fold_defer_overflow_warnings): Declare.
29372 (fold_undefer_overflow_warnings): Declare.
29373 (fold_undefer_and_ignore_overflow_warnings): Declare.
29374 (fold_deferring_overflow_warnings_p): Declare.
29375 (tree_expr_nonzero_warnv_p): Declare.
29376 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
29377 of warning options.
29378 (Warning Options): Document -Wstrict-overflow.
29379 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
29380 (tree-ssa-ccp.o): Likewise.
29381 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
29382 (fold-const.o): Depend on intl.h.
29384 2007-02-13 Ian Lance Taylor <iant@google.com>
29386 PR middle-end/30751
29387 * lower-subreg.c (resolve_simple_move): Decompose subregs in
29390 2007-02-13 Stuart Hastings <stuart@apple.com>
29392 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
29394 2007-02-13 Richard Henderson <rth@redhat.com>
29396 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
29397 handled_component_p before looking for the indirect_ref.
29399 2007-02-13 Richard Henderson <rth@redhat.com>
29401 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
29402 remove flags clobber.
29403 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
29404 (bswaphi_lowpart): New.
29405 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
29406 remove TARGET_BSWAP test. Delete expander of the same name.
29408 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
29409 (expand_unop): Use them.
29411 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
29413 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
29414 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
29415 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
29416 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
29417 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
29418 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
29419 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
29420 assembler dialect choice from asm templates.
29422 2007-02-12 Richard Henderson <rth@redhat.com>
29424 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
29425 (fixuns_trunc<SSEMODEF>si2): Use it.
29426 * config/i386/sse.md (vec_setv4sf_0): Export.
29427 * config/i386/i386.c (ix86_build_const_vector): Export.
29428 (ix86_split_convert_uns_si_sse): Rename from
29429 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
29430 * config/i386/i386-protos.h: Update.
29432 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29435 * c-typeck.c (c_finish_return): Improve warning message.
29437 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29439 * alias.c (find_symbolic_term): Delete unused function.
29441 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
29443 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
29444 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
29445 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
29447 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
29449 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
29450 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
29451 the function, temporarily point the debug interface to the null one.
29453 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
29455 * dwarf2out.c (round_up_to_align): New static function.
29456 (field_byte_offset): Use it to round the offset.
29458 2007-02-12 Richard Henderson <rth@redhat.com>
29460 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
29461 (inswl_const): Export.
29463 2007-02-12 Richard Henderson <rth@redhat.com>
29465 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
29466 result mode of the libcall, convert back to outmode.
29468 2007-02-12 Roger Sayle <roger@eyesopen.com>
29470 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
29471 (bswapdi2): New define_expand to implement 32-bit implementation.
29473 2007-02-12 Nick Clifton <nickc@redhat.com>
29475 * doc/invoke.texi (Overall Options): Document --help=.
29476 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
29477 (cc1_options): Pass --help= on to cc1.
29478 (display_help): Add description of --help=.
29479 (process_command): Add code to handle --help=. Allow translated
29480 --help and --target-help switches to be passed on to compiler
29482 (main): Remove unused if statement.
29483 * opts.c (columns): Remove.
29484 (LEFT_COLUMN): Define.
29485 (wrap_help): Add columns argument.
29486 (print_filtered_help): Change parameters to be an include bitmask,
29487 an exclude bitmask, an any bitmask and the column width. Move the
29488 code to display the params list here. Add code to display the
29489 status of options rather than their descriptions if the quiet flag
29491 (print_specific_help): Change parameters to be an include bitmask,
29492 an exclude bitmask and an any bitmask. Move code to look up the
29493 column width here. Decide upon the title for an options listing.
29494 (common_handle_options): Add code to handle --help=. Adapt code
29495 for --help and --target-help to use the revised form of the
29496 print_specific_help function.
29497 (print_help): Delete.
29498 (print_param_help): Delete.
29499 (print_switch): Delete.
29500 * opts.h (cl_lang_count): Add prototype.
29501 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
29502 CL_MAX_OPTION_CLASS): New defines.
29503 * optc-gen.awk: Add construction of cl_lang_count.
29504 * c.opt: Add Warning attribute to warning options and Optimization
29505 attribute to optimization options.
29506 * common.opt: Likewise.
29508 Add -fhelp and -ftarget-help as aliases for the transformed --help
29509 and --target-help options.
29510 * opt-functions.awk: Add code to handle Warning and Optimization
29513 2007-02-12 Richard Henderson <rth@redhat.com>
29515 * config/alpha/constraints.md: New file.
29516 * config/alpha/alpha.c: Include tm-constrs.h.
29517 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
29518 alpha_extra_constraint): Remove.
29519 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
29520 * config/alpha/alpha-protos.h: Update.
29521 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
29522 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
29523 (EXTRA_CONSTRAINT): Remove.
29524 * config/alpha/alpha.md: Include constraints.md.
29525 (adddi splitter): Use satisfies_constraint_*.
29526 * config/alpha/predicates.md (add_operand): Likewise.
29527 (sext_add_operand, addition_operation): Likewise.
29529 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
29531 PR tree-optimization/29145
29532 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
29533 in our handling of restrict qualified pointers.
29535 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29538 * doc/invoke.texi (Wunused-value): Update description.
29539 (Wextra): Delete item.
29540 * opts.c (set_Wextra): Don't use the value of Wextra to set the
29541 value of Wunused-value.
29542 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
29543 (c_finish_stmt_expr): Don't check extra_warnings.
29544 (emit_side_effect_warnings): The caller is responsible to check
29547 2007-02-11 Roger Sayle <roger@eyesopen.com>
29548 Matt Thomas <matt@3am-software.com>
29550 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
29552 2007-02-11 Roger Sayle <roger@eyesopen.com>
29554 * simplify-rtx.c (simplify_relational_operation_1): Optimize
29555 comparisons of POPCOUNT against zero.
29556 (simplify_const_relational_operation): Likewise.
29558 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29560 * doc/invoke.texi (Wextra): Delete outdated paragraph.
29562 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29564 * dwarf2out.c (root_type): Delete unused function.
29566 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29568 * genattrtab.c (contained_in_p): Delete unused function.
29569 (write_expr_attr_cache): Likewise.
29571 2007-02-11 Jan Hubicka <jh@suse.cz>
29573 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
29576 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
29578 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
29579 to add the REG_EQ* note.
29580 * see.c (see_merge_one_use_extension): Likewise.
29581 * local-alloc.c (update_equiv_regs): Likewise. Also don't
29582 turn REG_EQUAL notes into REG_EQUIV notes if the target
29583 register may have more than one set.
29584 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
29585 * gcse.c (try_replace_reg): Likewise.
29586 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
29587 * calls.c (fixup_tail_calls): Likewise. Abort if there is
29588 more than one REG_EQUIV note.
29589 * reload1.c (gen_reload): Use set_unique_reg_note.
29591 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
29593 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
29594 (ix86_builtin_conversion): New function.
29596 2007-02-06 Mark Mitchell <mark@codesourcery.com>
29599 * tree.h (DECL_REPLACEABLE_P): New macro.
29600 * except.c (set_nothrow_function_flags): Likewise.
29602 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
29603 Ira Rosen <irar@il.ibm.com>
29604 Dorit Nuzman <dorit@il.ibm.com>
29606 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
29607 * targhooks.c (default_builtin_vectorized_conversion): New.
29608 * targhooks.h (default_builtin_vectorized_function): New declaration.
29609 * target.h (struct vectorize): Add builtin_conversion field.
29610 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
29611 stmt_vec_info_type value.
29612 (vectorizable_conversion): New declaration.
29613 * tree-vect-analyze.c (vect_analyze_operations): Add
29614 vectorizable_conversion call.
29615 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
29616 * tree-vect-transform.c (vectorizable_conversion): New function.
29617 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
29618 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
29620 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
29621 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
29622 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
29623 or ALTIVEC_BUILTIN_VCFSX.
29625 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29628 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
29629 CONST_DOUBLE and operand 0 is a hard register.
29630 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
29631 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
29632 is a hard floating-point register.
29634 2007-02-10 Richard Henderson <rth@redhat.com>
29635 Jakub Jelinek <jakub@redhat.com>
29636 Alexandre Oliva <aoliva@redhat.com>
29638 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
29639 * builtin-types.def (BT_WORD): Make unsigned.
29640 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
29641 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
29642 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
29643 * c-decl.c (grokdeclarator): Don't error if !have_tls.
29644 * c-parser.c (c_parser_omp_threadprivate): Likewise.
29645 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
29647 * expr.c (emutls_var_address): New.
29648 (expand_expr_real_1): Expand emulated tls.
29649 (expand_expr_addr_expr_1): Likewise.
29650 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
29651 * output.h (emutls_finish): Declare.
29652 * toplev.c (compile_file): Call it.
29653 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
29654 address before wrapping in CONST.
29655 * varasm.c (emutls_htab, emutls_object_type): New.
29656 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
29657 (get_emutls_object_name, get_emutls_object_type): New.
29658 (get_emutls_init_templ_addr, emutls_decl): New.
29659 (emutls_common_1, emutls_finish): New.
29660 (assemble_variable): When emulating tls, swap decls; generate
29661 constructor for the emutls objects.
29662 (do_assemble_alias): When emulating tls, swap decl and target name.
29663 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
29665 * varpool.c (decide_is_variable_needed): Look at force_output.
29666 Recurse for emulated tls.
29667 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
29668 with decide_is_variable_needed.
29669 * emutls.c: New file.
29670 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
29671 tls_object for real tls.
29673 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
29675 PR rtl-optimization/29599
29676 * reload1.c (eliminate_regs_in_insn): Take the destination
29677 mode into account when computing the offset.
29679 2007-02-09 Stuart Hastings <stuart@apple.com>
29680 Richard Henderson <rth@redhat.com>
29682 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
29683 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
29684 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
29685 fixuns_truncdfhi2): New.
29686 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
29687 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
29688 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
29689 (floatunssidf2): Allow nonimmediate source.
29690 * config/i386/sse.md (movdi_to_sse): New.
29691 (vec_concatv2di): Drop '*'.
29692 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
29693 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
29694 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
29696 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
29697 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
29698 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
29699 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
29700 (ix86_build_signbit_mask): Fix decl of v, refactor to call
29701 ix86_build_const_vector.
29702 (x86_emit_floatuns): Rewrite.
29704 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29706 * genautomata.c (longest_path_length): Delete unused function.
29707 (struct state): Delete unused longest_path_length.
29708 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
29709 (get_free_state): Delete unused.
29711 2007-02-09 Jan Hubicka <jh@suse.cz>
29713 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
29714 * doc/invoke.texi (inline-unit-growth): Update default value.
29716 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
29717 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
29718 (rebuild_cgraph_edges): Likewise.
29719 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
29720 (dump_cgraph_node): Dump frequencies.
29721 (cgraph_clone_edge): Add frequency scales.
29722 (cgraph_clone_node): Add freuqnecy.
29723 * cgraph.h (cgraph_edge): Add freuqnecy argument.
29724 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
29725 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
29726 * tree-pass.h (TODO_rebuild_frequencies): New constant.
29727 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
29728 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
29729 (save_inline_function_body): Likewise.
29730 * ipa-inline.c: inluce rtl.h
29731 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
29732 (cgraph_edge_badness): Use frequencies.
29733 (cgraph_decide_recursive_inlining): Update clonning.
29734 (cgraph_decide_inlining_of_small_function): Dump frequency.
29735 * predict.c (estimate_bb_frequencies): Export.
29736 * predict.h (estimate_bb_frequencies): Declare.
29737 * tree-inline.c (copy_bb): Watch overflows.
29738 (expand_call_inline): Update call of cgraph_create_edge.
29739 (optimize_inline_calls): Use TODO flags to update frequnecies.
29740 * passes.h: Include predict.h
29741 (init_optimization_passes): Move profile ahead.
29742 (execute_function_todo): Handle TODO_rebuild_frequencies.
29744 2007-02-09 Roger Sayle <roger@eyesopen.com>
29746 * config/alpha/alpha.c (emit_insxl): Force the first operand of
29747 the insbl or inswl pattern into a register.
29749 2007-02-09 Roger Sayle <roger@eyesopen.com>
29751 * config/ia64/ia64.md (bswapdi2): New define_insn.
29753 2007-02-09 Richard Henderson <rth@redhat.com>
29755 * config/i386/constraints.md (Ym): New constraint.
29756 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
29757 (movdi_1_rex64): Split sse and xmm general register moves from
29758 memory move alternatives. Use conditional register constraints.
29759 (movsf_1, movdf_integer): Likewise.
29760 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
29761 (movdf_integer_rex64): New.
29762 (pushsf_rex64): Fix output constraints.
29763 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
29764 (sse2_stored): Likewise.
29765 (sse2_storeq_rex64): New.
29766 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
29767 amd and not generic.
29768 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
29769 for optimize_size. Remove SF/DFmode hack.
29771 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
29773 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
29776 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
29777 Richard Sandiford <richard@codesourcery.com>
29779 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
29780 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
29781 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
29782 m68k/t-mlib to tmake_file.
29783 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
29784 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
29785 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
29786 Allow it to be cf or m68k. Set m68k_arch_family. If that
29787 variable is not empty, add t-$m68k_arch_family to tmake_file.
29788 Add t-mlibs to tmake_file.
29789 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
29790 * config/m68k/t-cf: New file.
29791 * config/m68k/t-m68k: Likewise.
29792 * config/m68k/t-mlibs: Likewise.
29793 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29794 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29795 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
29796 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29797 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
29799 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
29800 (INSTALL_LIBGCC): Delete.
29801 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
29802 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29803 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29804 (M68K_MLIB_CPU): Define.
29805 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29806 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29807 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
29809 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
29810 Richard Guenther <rguenther@suse.de>
29812 PR middle-end/23361
29813 * fold-const.c (fold_comparison): Handle obfuscated comparisons
29814 against INT_MIN/INT_MAX.
29815 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
29816 file if a loop is removed.
29818 2007-02-09 Joseph Myers <joseph@codesourcery.com>
29820 * calls.c (store_one_arg): Pass correct alignment to
29821 emit_push_insn for non-BLKmode values.
29822 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
29823 unaligned stack slot via a suitably aligned slot.
29825 2007-02-08 DJ Delorie <dj@redhat.com>
29827 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
29829 (legal_subregs): Use unsigned char, make const.
29830 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
29832 2007-02-08 Paul Brook <paul@codesourcery.com>
29834 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
29835 special interworking needed.
29837 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
29839 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
29840 conditional to __SSE2__.
29841 (Entries below should have been added to first ChangeLog
29842 entry for amdfam10 dated 2007-02-05)
29843 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
29845 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
29847 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
29850 2007-02-08 DJ Delorie <dj@redhat.com>
29852 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
29853 * config/m32c/m32c.c (legal_subregs): New.
29854 (m32c_illegal_subreg_p): New.
29855 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
29856 unsupported subregs of hard regs.
29858 2007-02-08 Jan Hubicka <jh@suse.cz>
29860 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
29861 the same one; always update histograms.
29863 2007-02-08 Diego Novillo <dnovillo@redhat.com>
29865 * passes.c (init_optimization_passes): Tidy comment.
29867 2007-02-08 Roger Sayle <roger@eyesopen.com>
29869 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
29870 strip zero_extend, bswap and rotates from POCOUNT's argument.
29871 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
29872 zero_extend and rotates from PARITY's argument.
29873 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
29874 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
29875 of an integer constant at compile-time.
29877 2007-02-08 Diego Novillo <dnovillo@redhat.com>
29880 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
29882 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
29885 * tree-ssa-live.c (remove_unused_locals): Do not remove
29886 TREE_ADDRESSABLE variables.
29887 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
29888 * tree-ssa-operands.c (add_virtual_operand): Remove argument
29889 FOR_CLOBBER. Update all users.
29890 If VAR has an associated alias set, add a virtual operand for
29891 it if no alias is found to conflict with the memory reference.
29893 2007-02-07 Jan Hubicka <jh@suse.cz>
29894 Robert Kidd <rkidd@crhc.uiuc.edu>
29896 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
29898 2007-02-07 Ian Lance Taylor <iant@google.com>
29900 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
29902 2007-02-07 Roger Sayle <roger@eyesopen.com>
29904 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
29905 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
29906 tablejumpdi, movsi_to_cr_one): Remove constraints from
29907 define_expand's match_operands.
29909 2007-02-07 Roger Sayle <roger@eyesopen.com>
29911 * global.c (compute_regsets): Move declatation of "i" inside of
29912 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
29914 2007-02-07 Jakub Jelinek <jakub@redhat.com>
29917 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
29918 of INDIRECT_REF <RESULT_DECL>.
29920 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
29922 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
29923 Kaz Kojima <kkojima@gcc.gnu.org>
29926 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
29928 (sh_initialize_trampoline): Add parentheses to avoid a warning.
29930 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
29932 * doc/loop.texi: Document possibility not to perform disambiguation
29933 of loops with multiple latches.
29934 * cfgloopmanip.c (alp_enum_p): Removed.
29935 (add_loop): Handle subloops. Use get_loop_body_with_size.
29936 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
29937 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
29938 the new forwarder block.
29939 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
29940 Handle the case latch is NULL.
29941 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
29942 modifications when marking loop exits.
29943 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
29945 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
29946 disambiguate_loops_with_multiple_latches.
29947 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
29948 before fix_loop_structure.
29949 * cfgloop.c: Include pointer-set.h and output.h.
29950 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
29951 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
29952 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
29953 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
29954 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
29955 disambiguate_multiple_latches, get_loop_body_with_size,
29956 disambiguate_loops_with_multiple_latches): New functions.
29957 (flow_loop_dump): Dump multiple latch edges.
29958 (flow_loop_nodes_find): Handle loops with multiple latches.
29959 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
29960 (glb_enum_p): Modified.
29961 (get_loop_body): Use get_loop_body_with_size.
29962 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
29963 (AVOID_CFG_MODIFICATIONS): New constant.
29964 (disambiguate_loops_with_multiple_latches, add_loop,
29965 get_loop_body_with_size): Declare.
29966 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
29968 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
29970 PR inline-asm/28686
29971 * global.c (compute_regsets): New function.
29972 (global_alloc): Refactored ELIMINABLE_REGSET
29973 and NO_GLOBAL_ALLOC_REGS computation out.
29974 (rest_of_handle_global_alloc): Call compute_regsets()
29975 for non-optimizing case.
29977 2007-02-06 Richard Henderson <rth@redhat.com>
29979 * config/i386/constraints.md (Y2): Rename from Y.
29980 (Yi): New constraint.
29981 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
29982 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
29983 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
29984 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
29985 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
29986 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
29987 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
29988 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
29989 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
29990 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
29991 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
29992 vec_extractv2si_1): Change Y constraints to Y2.
29993 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
29994 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
29995 Change Y constraints to Y2.
29996 (sse2_loadld): Change Y constraints to x.
29998 2007-02-06 Roger Sayle <roger@eyesopen.com>
30000 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
30001 (parity<mode>2): New define_expand using rs6000_emit_parity.
30002 * config/rs6000/rs6000.c (rs6000_emit_popcount,
30003 rs6000_emit_parity): New functions.
30004 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
30005 rs6000_emit_parity): Prototype here.
30007 2007-02-06 Ian Lance Taylor <iant@google.com>
30009 * lower-subreg.c (simple_move_operand): Reject CONST.
30010 (resolve_clobber): Call validate_change rather than directly
30011 assigning to XEXP (pat, 0).
30013 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
30015 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
30016 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
30017 (tree-cfg.o): Remove hashtab.h dependency.
30019 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
30020 (struct ivopts_data): Change niters to pointer_map_t.
30021 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
30022 (niter_for_exit): Create pointer_map on demand. Change for
30024 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
30025 (free_loop_data): Destroy data->niters if created and reset field.
30026 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
30027 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
30029 * tree-ssa-reassoc.c: Include pointer-set.h.
30030 (bb_rank): Change to long *.
30031 (operand_rank): Change to pointer_map_t.
30032 (find_operand_rank): Return long, -1 if not found. Declare as inline.
30033 (insert_operand_rank): Accept long.
30034 (operand_entry_hash, operand_entry_eq): Remove.
30035 (get_rank): Return long. Adjust for changes above.
30036 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
30038 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
30040 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
30041 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
30042 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
30044 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
30045 directly since it cannot be NULL.
30046 (get_vi_for_tree): Rewrite for pointer_map API.
30047 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
30048 (init_alias_vars): Create vi_for_tree as pointer_map.
30049 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
30051 * tree-cfg.c: Don't include hashtab.h.
30052 (edge_to_cases): Declare as pointer_map.
30053 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
30055 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
30056 (start_recording_case_labels): Create edge_to_cases as pointer_map.
30057 (end_recoding_case_labels): Cleanup edge_to_cases manually before
30059 (record_switch_edge): Delete.
30060 (get_cases_for_edge): Adjust for pointer_map API, inline
30061 record_switch_edge (rewritten for new API), remove goto.
30063 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
30065 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
30066 * tree-nested.c: Include pointer-set.h.
30067 (var_map_elt, var_map_eq, var_map_hash): Delete.
30068 (struct nesting_info): Remove GTY marker. Change the two htab_t's
30069 to pointer_map_t's.
30070 (nesting_info_bitmap_obstack): New.
30071 (lookup_field_for_decl): Adjust for pointer_map API.
30072 (lookup_tramp_for_decl): Adjust for pointer_map API.
30073 (get_nonlocal_debug_decl): Adjust for pointer_map API.
30074 (get_local_debug_decl): Adjust for pointer_map API.
30075 (convert_nl_goto_reference): Adjust for pointer_map API.
30076 (convert_nl_goto_receiver): Adjust for pointer_map API.
30077 (create_nesting_tree): Create outside GGC space. Create bitmap on
30078 the new obstack. Create field_map and var_map as pointer_maps.
30079 (free_nesting_tree): Adjust for changes to create_nesting_tree.
30081 (lower_nested_functions): Move root here, no need to NULL it.
30082 Initialize and release the obstack.
30084 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
30086 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
30087 Remove prototypes and make them non-static.
30088 (struct tree_int_map): Remove.
30089 * tree.h (struct tree_int_map): Move here, turning TO into an
30091 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
30093 * tree.h (TREE_COMPLEXITY): Remove.
30094 (struct tree_exp): Remove complexity field.
30095 * tree.c (build1_stat): Don't set it.
30097 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
30098 Victor Kaplansky <victork@il.ibm.com>
30100 * tree-vectorizer.c (vect_is_simple_use): Support induction.
30101 (vect_is_simple_reduction): Support reduction with induction as
30102 one of the operands.
30103 (vect_is_simple_iv_evolution): Fix formatting.
30104 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
30105 formatting. Don't mark induction phis for vectorization.
30106 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
30107 * tree-vect-transform.c (get_initial_def_for_induction): New function.
30108 (vect_get_vec_def_for_operand): Support induction.
30109 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
30111 (vectorizable_reduction): Support reduction with induction as one of
30113 (vectorizable_type_demotion): Use def-type of stmt argument rather
30114 than dummy def-type.
30116 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
30117 flag_tree_scev_cprop.
30118 * common.opt (tree-scev-cprop): New flag.
30120 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
30121 call to vect_get_new_vect_var.
30123 2007-02-06 Ira Rosen <irar@il.ibm.com>
30125 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
30126 vectype is not NULL.
30127 (vect_pattern_recog_1): Likewise.
30129 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30131 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
30132 (fold_negate_expr): Likewise.
30134 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
30137 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
30138 even if cv-qualification is the same.
30140 2007-02-05 Geoffrey Keating <geoffk@apple.com>
30142 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
30143 __enable_execute_stack on completion.
30145 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30147 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
30148 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
30149 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
30150 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
30151 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
30152 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
30153 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
30154 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
30156 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30158 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
30159 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
30160 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
30161 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
30162 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
30163 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
30164 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
30165 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
30166 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
30167 umuldi3_highpart_rex64, umulsi3_highpart_insn,
30168 umulsi3_highpart_zext, smuldi3_highpart_rex64,
30169 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
30170 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
30171 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
30172 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
30173 sqrtextenddfxf2_i387): Added amdfam10_decode.
30175 * config/i386/athlon.md (athlon_idirect_amdfam10,
30176 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
30177 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
30178 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
30179 athlon_ivector_store_amdfam10): New define_insn_reservation.
30180 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
30183 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30185 * config/i386/athlon.md (athlon_call_amdfam10,
30186 athlon_pop_amdfam10, athlon_lea_amdfam10): New
30187 define_insn_reservation.
30188 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
30189 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
30190 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
30192 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30194 * config/i386/athlon.md (athlon_sseld_amdfam10,
30195 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
30196 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
30198 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30200 * config/i386/athlon.md (athlon_sseins_amdfam10): New
30201 define_insn_reservation.
30202 * config/i386/i386.md (sseins): Added sseins to define_attr type
30203 and define_attr unit.
30204 * config/i386/sse.md: Set type attribute to sseins for insertq
30207 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30209 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
30210 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
30211 ssecomi_load_amdfam10, ssecomi_amdfam10,
30212 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
30213 define_insn_reservation.
30214 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
30216 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30218 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
30219 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
30220 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
30221 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
30222 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
30223 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
30224 define_insn_reservation.
30226 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
30227 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
30228 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
30229 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
30230 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
30232 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30234 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
30235 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
30236 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
30237 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
30238 athlon_ssemul_load_k8): Added amdfam10.
30240 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30242 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
30243 (x86_sse_unaligned_move_optimal): New variable.
30245 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
30247 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
30248 for unaligned vector SSE double/single precision loads for AMDFAM10.
30250 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30252 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
30253 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
30254 Define TARGET_CPU_DEFAULT_amdfam10.
30255 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
30256 (processor_type): Add PROCESSOR_AMDFAM10.
30258 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
30259 processor_type in config/i386/i386.h.
30260 Enable imul peepholes for TARGET_AMDFAM10.
30262 * config.gcc: Add support for --with-cpu option for amdfam10.
30264 * config/i386/i386.c (amdfam10_cost): New variable.
30265 (m_AMDFAM10): New macro.
30266 (m_ATHLON_K8_AMDFAM10): New macro.
30267 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
30268 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
30269 x86_promote_QImode, x86_integer_DFmode_moves,
30270 x86_partial_reg_dependency, x86_memory_mismatch_stall,
30271 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
30272 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
30273 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
30274 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
30275 Enable/disable for amdfam10.
30276 (override_options): Add amdfam10_cost to processor_target_table.
30277 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
30278 processor_alias_table.
30279 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
30280 (ix86_adjust_cost): Add code for amdfam10.
30282 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
30284 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
30285 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
30286 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
30287 * config/i386/i386.h: Add builtin definition for SSE4A.
30288 * config/i386/i386.md: Add support for ABM instructions
30289 (popcnt and lzcnt).
30290 * config/i386/sse.md: Add support for SSE4A instructions
30291 (movntss, movntsd, extrq, insertq).
30292 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
30293 Add -march=amdfam10 flag.
30294 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
30295 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
30297 * doc/extend.texi: Add documentation for SSE4A builtins.
30299 2007-02-05 Bob Wilson <bob.wilson@acm.org>
30301 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
30303 2007-02-05 Richard Guenther <rguenther@suse.de>
30305 * tree-vectorizer.h (vectorizable_function): Add argument type
30306 argument, change return type.
30307 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
30308 * tree-vect-transform.c (vectorizable_function): Handle extra
30309 argument, return vectorized function decl.
30310 (build_vectorized_function_call): Remove.
30311 (vectorizable_call): Handle calls with result and argument types
30312 differing. Handle loop vectorization factor correctly.
30313 * targhooks.c (default_builtin_vectorized_function): Adjust for
30315 * targhooks.h (default_builtin_vectorized_function): Likewise.
30316 * target.h (builtin_vectorized_function): Add argument type
30318 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
30319 extra argument, allow vectorizing of lrintf.
30320 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
30321 documentation of target hook.
30323 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
30326 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
30327 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
30328 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
30330 2007-02-05 Roger Sayle <roger@eyesopen.com>
30332 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
30333 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
30334 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
30335 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
30336 before canonicalizing sincos to cexpi.
30337 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
30339 2007-02-05 Roger Sayle <roger@eyesopen.com>
30341 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
30342 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
30343 (alpha_init_builtins): Use alpha_add_builtins to process tables.
30345 2007-02-05 Roger Sayle <roger@eyesopen.com>
30347 * mips-tfile.c (initialize_init_file): Correct endianness test.
30349 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
30351 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
30352 the 'y' constraint.
30354 2007-02-05 Richard Sandiford <richard@codesourcery.com>
30356 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
30357 saves in a PARALLEL before the register assignments.
30359 2007-02-05 Richard Sandiford <richard@codesourcery.com>
30361 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
30362 DWARF_FRAME_RETURN_COLUMN to be a general register.
30363 * dwarf2out.c (init_return_column_size): New function, split from...
30364 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
30365 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
30366 to be nongeneral registers.
30367 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
30369 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
30370 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
30372 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
30374 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
30376 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
30378 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
30379 (remove_path): Use can_remove_branch_p and remove_branch instead
30380 of loop_delete_branch_edge.
30381 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
30382 (tree_transform_and_unroll_loop): Remove dead branches immediately.
30383 Update profile using scale_dominated_blocks_in_loop.
30384 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
30385 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
30386 (can_remove_branch_p, remove_branch): Declare.
30387 * tree-cfg.c (tree_can_remove_branch_p): New function.
30388 (tree_cfg_hooks): Add tree_can_remove_branch_p.
30389 * cfgrtl.c (rtl_can_remove_branch_p): New function.
30390 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
30392 2007-02-05 Jan Hubicka <jh@suse.cz>
30394 PR middle-end/30696
30395 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
30396 nodes in cgraph, don't remove offline copy of the function.
30398 2007-02-04 Jan Hubicka <jh@suse.cz>
30400 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
30401 vectors might cause maybe_lookup_element_for_expr to be called
30402 on non-sra-candidate.
30404 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
30406 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
30407 config/bfin/bfin.md, config/bfin/predicates.md: Follow
30408 spelling conventions.
30410 2007-02-04 Richard Guenther <rguenther@suse.de>
30412 PR middle-end/30636
30413 * fold-const.c (try_move_mult_to_index): Make sure to not
30414 overflow one dimension of a multi-dimensional array access.
30416 2007-02-04 Jan Hubicka <jh@suse.cz>
30418 * passes.c (init_optimization_passes): Reindent.
30420 2007-02-04 Jan Hubicka <jh@suse.cz>
30421 Eric Botcazou <ebotcazou@adacore.com>
30423 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
30424 (execute_fixup_cfg): Break out the abnormal goto code.
30425 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
30426 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
30427 (optimize_inline_calls): Call make_nonlocal_label_edges.
30429 2007-02-04 Jan Hubicka <jh@suse.cz>
30431 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
30432 true when something was changed.
30433 (rename_ssa_copies): When something was changed, do
30434 TODO_remove_unused_locals.
30435 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
30436 add TODO_remove_unused_locals when instruction was removed.
30438 2007-02-04 Jan Hubicka <jh@suse.cz>
30440 * ipa-inline.c (try_inline): Improve debug output; work on already
30442 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
30443 call try_inline for already inlined edges too when flattening;
30444 inline also functions that make callee growth but overall unit size
30447 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
30449 * config/m32c/bitops.md, config/m32c/jump.md,
30450 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
30451 config/m32r/m32r.h, config/m32r/m32r.md,
30452 config/m32r/predicates.md, config/m68hc11/larith.asm,
30453 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
30454 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
30455 config/mips/mips-protos.h, config/mips/mips.c,
30456 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
30457 config/mn10300/mn10300.h, config/mn10300/predicates.md,
30458 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
30459 spelling conventions.
30461 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
30462 Follow spelling conventions.
30464 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
30466 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
30467 warn about C++0x compatibility.
30469 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
30471 * config/h8300/h8300.c, config/h8300/h8300.h,
30472 config/h8300/h8300.md: Follow spelling conventions.
30474 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
30476 PR middle-end/30667
30477 * combine.c (try_combine): Do not substitute source operand
30478 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
30480 2007-02-03 Jan Hubicka <jh@suse.cz>
30482 PR gcov-profile/30650
30483 * value-prof.c (stringop_block_profile): Fix handling of size counter;
30484 do not divide by zero for never executed counters.
30485 (tree_find_values_to_profile): Fix counters.
30486 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
30488 2007-02-03 Ian Lance Taylor <iant@google.com>
30490 * lower-subreg.c (simple_move_operand): New static function,
30491 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
30493 (simple_move): Call simple_move_operand.
30494 (find_decomposable_subregs): Add special handling of MEMs.
30495 (can_decompose_p): Rename from cannot_decompose_p. Reverse
30496 meaning of return value. If we see a hard register, test whether
30497 it can store a word_mode value. Change all callers.
30499 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30501 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
30502 ftrapv insns and expanders.
30503 (subdi3): Change define_expand operand 1 to arith11_operand, and
30504 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
30505 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
30506 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
30509 PR middle-end/30174
30510 * varasm.c (notice_global_symbol): Treat global objects as weak when
30511 flag_shlib is true.
30513 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30515 * emit-rtl.c (dconstpi): Delete.
30516 (dconstsqrt2): New.
30517 (init_emit_once): Delete dconstpi and init dconstsqrt2.
30518 * real.h (dconstpi): Delete.
30519 (dconstsqrt2): New.
30520 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
30521 (fold_builtin_hypot): Likewise.
30523 2007-02-03 Tom Tromey <tromey@redhat.com>
30526 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
30527 -gcoff3, -gxcoff3, -gvms3 implies -dD.
30529 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
30531 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
30532 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
30533 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
30534 config/rs6000/cell.md, config/rs6000/darwin.h,
30535 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
30536 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
30537 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
30538 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
30539 typos. Follow spelling conventions.
30540 * doc/invoke.texi: Follow spelling conventions.
30542 2007-02-03 Roger Sayle <roger@eyesopen.com>
30544 * simplify-rtx.c (simplify_relational_operation_1): Implement some
30545 canonicalization transformations that attempt to simplify integer
30546 constant comparisons to become comparisons against zero.
30548 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30550 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
30552 * fold-const.c (fold_binary): Fix comment typos. Fold complex
30553 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
30555 2007-02-02 Mike Stump <mrs@apple.com>
30557 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
30558 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
30559 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
30560 generate a branch island.
30562 2007-02-02 Bob Wilson <bob.wilson@acm.org>
30564 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
30565 (xtensa_legitimate_address_p): New.
30566 (xtensa_legitimize_address): New.
30567 (xtensa_output_addr_const_extra): New.
30568 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
30570 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
30571 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
30572 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
30573 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
30574 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
30575 (xtensa_legitimize_address): New.
30576 (xtensa_output_addr_const_extra): New.
30578 2007-02-02 Steve Ellcey <sje@cup.hp.com>
30580 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
30582 2007-02-02 Ian Lance Taylor <iant@google.com>
30584 * expmed.c (expand_divmod): Add comment.
30586 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
30588 * emit-rtl.c (renumber_insns): Remove.
30589 * flags.h: Remove the extern for flag_renumber_insns.
30590 * rtl.h: Remove the prototype for renumber_insns.
30591 * toplev.c (flag_renumber_insns): Remove.
30593 2007-02-02 Hui-May Chang <hm.chang@apple.com>
30595 Revert for x86 darwin:
30596 2005-06-19 Uros Bizjak <uros@kss-loka.si>
30598 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
30599 code before the following patch under TARGET_MACHO.
30600 (ix86_function_value_regno_p): Likewise.
30602 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30604 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
30607 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
30610 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
30611 loads to general or fp registers. Add comments.
30612 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
30614 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
30616 * pointer-set.c (insert_aux): Only return insertion slot.
30617 (pointer_set_insert): Adjust.
30618 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
30619 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
30620 pointer_map_traverse): New.
30621 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
30622 pointer_map_create, pointer_map_destroy, pointer_map_insert,
30623 pointer_map_contains, pointer_map_traverse): Declare.
30625 2007-02-02 Jakub Jelinek <jakub@redhat.com>
30627 PR middle-end/30473
30628 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
30629 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
30631 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
30633 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
30635 (struct _dep): New type.
30636 (dep_t): New typedef.
30637 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
30638 (DEP_STATUS): New access macro. The macro with the same name was
30639 renamed to DEP_LINK_STATUS.
30640 (dep_init): Declare function
30642 (struct _dep_link): New type.
30643 (dep_link_t): New typedef.
30644 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
30645 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
30646 (DEP_LINK_STATUS): New macro.
30647 (debug_dep_links): New debug function.
30649 (struct _deps_list): New type.
30650 (deps_list_t): New typedef.
30651 (DEPS_LIST_FIRST): New access macro.
30652 (FOR_EACH_DEP_LINK): New cycle macro.
30653 (create_deps_list, free_deps_list, delete_deps_list): Declare
30655 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
30656 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
30657 (copy_deps_list_change_con): Ditto.
30659 (move_dep_link): Declare function.
30661 (struct _dep_node): New type.
30662 (dep_node_t): New typedef.
30663 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
30665 (struct haifa_insn_data.back_deps): New field to hold backward
30666 dependencies of the insn.
30667 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
30669 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
30670 Change its type to deps_list_t.
30671 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
30672 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
30673 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
30675 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
30677 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
30679 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
30681 (dep_cost): Declare.
30683 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
30684 (ds_to_dk, dk_to_ds): New functions.
30686 (init_dep_1): New static function.
30687 (init_dep): New function.
30688 (copy_dep): New static function.
30690 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
30692 (detach_dep_link): New static function.
30693 (move_dep_link): New function.
30695 (dep_links_consistent_p, dump_dep_links): New static functions.
30696 (debug_dep_links): New debugging function.
30698 (deps_obstack, dl_obstack, dn_obstack): New static variables.
30700 (alloc_deps_list, init_deps_list): New static functions.
30701 (create_deps_list): New function.
30702 (clear_deps_list): New static function.
30703 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
30704 (deps_list_consistent_p, dump_deps_list): New static functions.
30705 (debug_deps_list): New function.
30706 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
30708 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
30710 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
30711 use new scheduler dependencies lists.
30712 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
30713 (sched_analyze): Ditto. Initialize dependencies lists.
30714 (add_forw_dep, compute_forward_dependences): Update to use new
30715 scheduler dependencies lists.
30717 (init_dependency_caches): Init deps_obstack.
30718 (free_dependency_caches): Free deps_obstack.
30720 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
30721 new scheduler dependencies lists.
30722 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
30723 (add_back_forw_dep, delete_back_forw_dep): Ditto.
30725 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
30726 Update to use new scheduler dependencies lists.
30727 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
30728 (debug_dependencies): Ditto.
30729 (schedule_region): Update comments.
30731 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
30732 scheduler dependencies lists.
30733 (schedule_ebb): Update comments.
30735 * rtl.def (DEPS_LIST): Remove.
30737 * lists.c (unused_deps_list): Remove.
30738 (free_list): Update assertions.
30740 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
30741 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
30743 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
30744 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
30746 * haifa-sched.c (comments): Update.
30747 (insn_cost1): Remove. Inline the code into insn_cost ().
30748 (insn_cost): Update to use new scheduler dependencies lists. Move
30749 processing of the dependency cost to dep_cost ().
30750 (dep_cost): New function. Use it instead of insn_cost () when
30751 evaluating cost of the dependency. Use compatible interface to
30752 interact with the target.
30753 (priority): Update to use new scheduler dependencies lists.
30754 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
30755 with greater number of insns that depend on the insn.
30756 (schedule_insn): Update to use new scheduler dependencies lists. Add
30757 code to free backward dependencies lists. Inline and optimize code
30758 from resolve_dep () - see PR28071.
30759 (ok_for_early_queue_removal): Update to use new scheduler dependencies
30760 lists. Update call to targetm.sched.is_costly_dependence hook.
30762 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
30763 scheduler dependencies lists.
30765 (resolve_dep): Remove. Move the logic to schedule_insn ().
30766 (init_h_i_d): Initialize dependencies lists.
30768 (process_insn_depend_be_in_spec): Rename to
30769 process_insn_forw_deps_be_in_spec. Update to use new scheduler
30770 dependencies lists.
30771 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
30772 Update to use new scheduler dependencies lists.
30773 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
30775 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
30776 new scheduler dependencies lists.
30777 (build_intra_loop_deps): Ditto.
30779 * target.h (struct _dep): Declare to use in
30780 gcc_target.sched.is_costly_dependence.
30781 (struct gcc_target.sched.adjust_cost): Fix typo.
30782 (struct gcc_target.sched.is_costly_dependence): Change signature to
30783 use single dep_t parameter instead of an equivalent triad.
30784 (struct gcc_target.sched.adjust_cost_2): Remove.
30786 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
30788 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
30790 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
30792 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
30794 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
30795 (REG_DEP_TRUE): Document.
30797 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
30798 Change signature to correspond to the targetm.sched.adjust_cost hook.
30799 Update use in TARGET_SCHED_ADJUST_COST_2.
30800 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
30801 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
30802 new scheduler dependencies lists.
30803 (ia64_gen_check): Ditto.
30805 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
30806 scheduler dependencies lists.
30808 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
30809 signature to correspond to the targetm.sched.is_costly_dependence hook.
30810 (is_costly_group): Update to use new scheduler dependencies lists.
30812 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
30813 instead of INSN_COST () macro.
30815 2007-02-01 Ian Lance Taylor <iant@google.com>
30817 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
30819 2007-02-01 Guy Martin <gmsoft@gentoo.org>
30821 * pa.md (tp_load): Correct mfctl instruction syntax.
30823 2007-02-01 Geoffrey Keating <geoffk@apple.com>
30825 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
30826 altivec_padding_size calculation on AIX. Improve comment, add
30827 assert to verify that it's right.
30829 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
30832 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
30834 PR inline-asm/28686
30835 * global.c (global_alloc): Add mising initialization of
30838 2007-02-01 Roger Sayle <roger@eyesopen.com>
30840 * alias.c (init_alias_analysis): Correct whitespace.
30841 * bb-reorder.c (fix_edges_for_rarely_executed_code,
30842 partition_hot_cold_basic_blocks): Likewise.
30843 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
30844 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
30845 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
30846 fold_builtin_snprintf_chk, fold_builtin_printf,
30847 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
30848 do_mpfr_arg3, do_mpfr_sincos): Likewise.
30849 * cfgcleanup.c (cleanup_cfg): Likewise.
30850 * cfgexpand.c (tree_expand_cfg): Likewise.
30851 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
30852 * function.c (get_next_funcdef_no): Likewise.
30853 * gengtype.c (main): Likewise.
30854 * genmodes.c (main): Likewise.
30855 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
30856 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
30857 * ifcvt.c (noce_emit_move_insn): Likewise.
30858 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
30860 * stor-layout.c (get_best_mode): Likewise.
30861 * tree-ssa-loop-niter.c (get_val_for): Likewise.
30862 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
30863 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
30864 perform_var_substitution, solve_graph): Likewise.
30865 * tree-vrp.c (vrp_finalize): Likewise.
30867 2007-02-01 Ian Lance Taylor <iant@google.com>
30869 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
30870 high part of a paradoxical subreg, return a constant zero.
30872 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
30874 * toplev.c (lang_dependent_init): Call init_set_costs.
30875 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
30877 2007-02-01 Richard Guenther <rguenther@suse.de>
30879 PR middle-end/30656
30880 * fold-const.c (fold_negate_expr): Allow negating a
30881 constant if overflow does not change.
30883 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30885 * doc/c-tree.texi (Expression trees): Improve markup.
30886 * doc/tm.texi (Register Classes, Addressing Modes)
30887 (Floating Point): Fix spacing after abbreviations. Fix some
30890 2007-02-01 Ben Elliston <bje@au.ibm.com>
30892 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
30893 * doc/contrib.texi: Likewise.
30894 * doc/install.texi: Likewise.
30896 2007-01-31 Richard Henderson <rth@redhat.com>
30897 Ian Lance Taylor <iant@google.com>
30899 * lower-subreg.c: New file.
30900 * rtl.def (CONCATN): Define.
30901 * passes.c (init_optimization_passes): Add pass_lower_subreg and
30902 pass_lower_subreg2.
30903 * emit-rtl.c (update_reg_offset): New static function, broken out
30904 of gen_rtx_REG_offset.
30905 (gen_rtx_REG_offset): Call update_reg_offset.
30906 (gen_reg_rtx_offset): New function.
30907 * regclass.c: Revert patch of 2006-03-05, restoring
30909 (clear_reg_info_regno): New function.
30910 * dwarf2out.c (concatn_loc_descriptor): New static function.
30911 (loc_descriptor): Handle CONCATN.
30912 * common.opt (fsplit_wide_types): New option.
30913 * opts.c (decode_options): Set flag_split_wide_types when
30915 * timevar.def (TV_LOWER_SUBREG): Define.
30916 * rtl.h (gen_reg_rtx_offset): Declare.
30917 (reg_scan_update): Declare.
30918 * regs.h (clear_reg_info_regno): Declare.
30919 * tree-pass.h (pass_lower_subreg): Declare.
30920 (pass_lower_subreg2): Declare.
30921 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
30922 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
30923 -fsplit-wide-types.
30924 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
30925 * Makefile.in (OBJS-common): Add lower-subreg.o.
30926 (lower-subreg.o): New target.
30928 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30930 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
30932 2007-01-31 Anatoly Sokolov <aesok@post.ru>
30935 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
30937 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30939 PR middle-end/29335
30940 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
30942 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
30944 * cfgloop.h: Include vec-prim.h.
30945 (enum li_flags): Remove LI_ONLY_OLD.
30946 (loop_iterator): Changed.
30947 (fel_next, fel_init): Iterate over loop tree.
30948 (FOR_EACH_LOOP_BREAK): New macro.
30949 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
30951 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
30952 * modulo-sched.c (sms_schedule): Ditto.
30953 * tree-vectorizer.c (vectorize_loops): Ditto.
30954 * doc/loop.texi: Update information on loop numbering and behavior of
30955 FOR_EACH_LOOP wrto new loops.
30956 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
30957 add_to_evolution_1): Test nestedness of loops instead of comparing
30959 * tree-chrec.c (chrec_fold_plus_poly_poly,
30960 chrec_fold_multiply_poly_poly, chrec_evaluate,
30961 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
30962 reset_evolution_in_loop): Ditto.
30963 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
30965 2007-01-31 Dirk Mueller <dmueller@suse.de>
30967 * c-common.c (warn_about_parentheses): Separate warning about
30968 un-parenthized sequence of comparison operators from the one
30969 which is supposed to warn about x <= y <= z.
30971 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
30973 * optabs.h (enum optab_index): Add new OTI_isinf.
30974 (isinf_optab): Define corresponding macro.
30975 * optabs.c (init_optabs): Initialize isinf_optab.
30976 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
30978 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
30979 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
30981 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
30982 expand_builtin_interclass_mathfn.
30983 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
30984 * config/i386/i386.md (UNSPEC_FXAM): New constant.
30985 (fxam<mode>2_i387): New insn pattern.
30986 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
30987 built-in functions as x87 inline asm.
30989 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30991 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
30993 2007-01-30 Eric Christopher <echristo@apple.com>
30995 * config.gcc: Add geode.
30997 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30999 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
31000 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
31001 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
31002 value-prof.c: Fix comment typos.
31004 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31007 * doc/invoke.texi (Wpointer-arith): Document warning.
31009 2007-01-30 Janis Johnson <janis187@us.ibm.com>
31011 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
31012 the list of discrepancies from the draft TR.
31014 2007-01-30 Dirk Mueller <dmueller@suse.de>
31017 * doc/invoke.texi (-Wreturn-type): Update description to
31018 match new behavior.
31020 2007-01-30 Richard Sandiford <richard@codesourcery.com>
31022 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
31024 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
31026 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
31027 to handle optabs that operate on floating point input argument and
31028 output to integer output.
31029 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
31030 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
31031 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
31032 expand_builtin_interclass_mathfn ().
31033 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
31034 (ilogbsi2): Remove.
31035 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
31036 ilogbl built-in functions as x87 intrinsics.
31038 2007-01-30 Richard Guenther <rguenther@suse.de>
31040 PR middle-end/27657
31041 * dwarf2out.c (reference_to_unused): Query varpool if the
31042 variable was output.
31044 2007-01-30 Richard Guenther <rguenther@suse.de>
31046 PR middle-end/30313
31047 * passes.c (execute_one_pass): Reset in_gimple_form to not
31048 confuse non-unit-at-a-time mode.
31050 2007-01-29 Roger Sayle <roger@eyesopen.com>
31051 Richard Guenther <rguenther@suse.de>
31053 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
31054 avoid undefined behaviour on overflow. Use force_fit_type_double
31055 to construct the constant with the specified TREE_OVERFLOW.
31057 2007-01-29 Janis Johnson <janis187@us.ibm.com>
31059 * config/dfp-bit.c: Add parameterized support for fp exceptions.
31060 * config/dfp-bit.h: Ditto.
31062 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31064 * c-decl.c (pop_scope): Replace warnings with call to
31065 warn_for_unused_label.
31066 * c-common.h (warn_for_unused_label): Declare.
31067 * c-common.c (warn_for_unused_label): Define.
31069 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31071 * tree-optimize.c (update_inlined_to_pointers): Delete unused
31074 2007-01-29 Janis Johnson <janis187@us.ibm.com>
31076 * Makefile.in (USER_H): Remove decfloat.h.
31077 * ginclude/decfloat.h: Delete, moving contents to ...
31078 * ginclude/float.h: Add support for decimal floating point,
31079 guarded by __STDC_WANT_DEC_FP__.
31081 2007-01-29 Mike Stump <mrs@apple.com>
31083 * doc/gccint.texi (Top): Rename Loop Representation to Loop
31084 Analysis and Representation to resolve case insensitive conflict.
31085 * doc/loop.texi (Loop Analysis and Representation): Likewise.
31087 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
31089 * tree.h (struct tree_memory_tag): Add aliases member.
31090 (MTAG_ALIASES): New macro.
31091 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
31092 (add_may_alias): Remove pointer-set. Update for may_aliases being
31094 (mark_aliases_call_clobbered): Update for may_aliases being a
31096 (compute_tag_properties): Ditto.
31097 (create_partition_for): Ditto.
31098 (compute_memory_partitions): Ditto.
31099 (dump_may_aliases_for): Ditto.
31100 (is_aliased_with): Ditto.
31101 (add_may_alias_for_new_tag): Ditto.
31102 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
31103 (compute_is_aliased): New function.
31104 (compute_may_aliases): Call compute_is_aliased).
31105 (init_alias_info): Initialize alias_bitmap_obstack.
31106 (union_alias_set_into): New function.
31107 (compute_flow_sensitive_aliasing): Use union_aliases_into.
31108 (have_common_aliases_p): Rewrite to take two bitmaps and use
31110 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
31111 Update for bitmaps.
31112 (finalize_ref_all_pointers): Update for add_may_alias changes.
31113 (new_type_alias): Ditto.
31114 * tree-flow-inline.h (may_aliases): Return a bitmap.
31115 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
31116 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
31117 may_aliases being a bitmap.
31118 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
31119 may_aliases now returns a bitmap.
31120 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
31122 * tree-ssa-operands.c (add_virtual_operand): Update for
31123 may_aliases being a bitmap.
31125 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
31127 PR tree-optimization/30630
31128 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
31129 variable as changed.
31131 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
31134 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
31135 expanded only once even if an error occurs.
31137 2007-01-29 Ben Elliston <bje@au.ibm.com>
31139 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
31140 (__gcov_average_profiler): Likewise.
31141 (__gcov_ior_profiler): Likewise.
31142 (__gcov_merge_ior): Likewise.
31144 2007-01-28 Jan Hubicka <jh@suse.cz>
31146 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
31147 * value-prof.c (stringop_block_profile): Likewise.
31149 2007-01-28 Jan Hubicka <jh@suse.cz>
31151 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
31152 Add variant handling histograms; add wrapper.
31153 (clear_storage_via_libcall): Export.
31154 (emit_block_move_hints): Break out from ...; add histograms.
31155 (emit_block_move): ... this one.
31156 (clear_storage_hints): Break out from ...; add histograms.
31157 (clear_storage): ... this one.
31158 (set_storage_via_memset): Handle histogram.
31159 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
31160 (clear_storage_hints, clear_storage_via_libcall): Declare.
31161 (set_storage_via_setmem): Update prototype.
31162 * doc/md.texi (movmem, setmem): Document new arguments.
31164 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
31165 Add new histograms.
31166 (stringop_block_profile): New global function.
31167 (tree_stringops_values_to_profile): Profile block size and alignment.
31168 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
31170 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
31171 (stringop_block_profile): Declare.
31172 * builtins.c: Include value-prof.h.
31173 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
31174 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
31175 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
31176 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
31177 * profile.c (instrument_values): Add new counters.
31178 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
31180 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
31181 (tree_init_edge_profiler): Build new profilers.
31182 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
31183 (pass_tree_profile): Add dump.
31184 (tree_profile_hooks): Update.
31185 * Makefile.in (LIBGCOV): Add new constants.
31186 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
31187 __gcov_ior_profiler): New.
31188 * config/i386/i386.md (movmem/setmem expanders): Add new optional
31191 2007-01-28 David Edelsohn <edelsohn@gnu.org>
31193 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
31195 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
31197 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
31198 (tree_unswitch_single_loop): Pass eni_size_weights to
31199 tree_num_loop_insns.
31200 * tree-ssa-loop-manip.c: Include tree-inline.h.
31201 (can_unroll_loop_p): Pass eni_size_weights to
31202 tree_num_loop_insns.
31203 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
31204 Pass eni_size_weights to estimate_num_insns.
31205 * tree.h (init_inline_once): Export.
31206 * toplev.c (backend_init): Call init_inline_once.
31207 * cgraphunit.c (cgraph_process_new_functions,
31208 cgraph_analyze_function): Pass eni_inlining_weights to
31209 estimate_num_insns.
31210 * ipa-inline.c (compute_inline_parameters): Ditto.
31211 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
31212 to estimate_num_insns.
31213 (try_unroll_loop_completely): Pass eni_size_weights to
31214 tree_num_loop_insns.
31215 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
31216 ot estimate_num_insns.
31217 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
31218 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
31219 * tree-inline.c (eni_inlining_weights, eni_size_weights,
31220 eni_time_weights): New variables.
31221 (init_inline_once): Initialize them.
31222 (struct eni_data): Mew.
31223 (estimate_num_insns_1, estimate_num_insns): Use weights.
31224 * tree-inline.h (struct eni_weights_d): New.
31225 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
31226 (estimate_num_insns): Declaration changed.
31227 * cfgloop.h (tree_num_loop_insns): Declaration changed.
31228 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
31229 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
31231 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
31233 * tree-data-ref.c (conflict_fn): Assert that the number of affine
31234 relations in the conflict function is valid.
31236 2007-01-27 Ian Lance Taylor <iant@google.com>
31238 * common.opt: Add fstrict-overflow.
31239 * opts.c (decode_options): Set flag_strict_overflow if -O2.
31240 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
31241 (TYPE_OVERFLOW_UNDEFINED): Define.
31242 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
31244 * tree.h (TYPE_TRAP_SIGNED): Don't define.
31245 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
31246 (fold_negate_expr): Likewise.
31247 (make_range): Likewise.
31248 (extract_muldiv_1): Likewise.
31249 (maybe_canonicalize_comparison): Likewise.
31250 (fold_comparison): Likewise.
31251 (fold_binary): Likewise.
31252 (tree_expr_nonnegative_p): Likewise.
31253 (tree_expr_nonzero_p): Likewise.
31254 * tree-vrp.c (compare_values): Likewise.
31255 (extract_range_from_binary_expr): Likewise.
31256 (extract_range_from_unary_expr): Likewise.
31257 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
31259 (nowrap_type_p): Likewise.
31260 * tree-scalar-evolution.c (simple_iv): Likewise.
31261 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
31262 (build_range_check): Likewise.
31263 (extract_muldiv_1): Likewise.
31264 (fold_comparison): Likewise.
31265 * tree-vrp.c (vrp_int_const_binop): Likewise.
31266 (extract_range_from_unary_expr): Likewise.
31267 * convert.c (convert_to_integer): Likewise.
31268 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
31269 (fold_comparison): Likewise.
31270 (fold_binary): Likewise.
31271 * optabs.c (optab_for_tree_code): Likewise.
31272 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
31273 * simplify-rtx.c (simplify_const_relational_operation): Check
31274 flag_strict_overflow and flag_trapv.
31275 (simplify_const_relational_operation): Likewise.
31276 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
31277 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
31280 2007-01-27 Roger Sayle <roger@eyesopen.com>
31282 * tree.c (tree_fold_gcd): Delete.
31283 * tree.h (tree_fold_gcd): Remove prototype.
31284 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
31285 test whether one constant integer is a multiple of another. Instead
31286 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
31287 * fold-const.c (multiple_of_p): We've determined both TOP and
31288 BOTTOM are integer constants so we can call int_const_binop directly
31289 instead of the more generic const_binop.
31291 2007-01-27 Roger Sayle <roger@eyesopen.com>
31293 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
31294 1*X check that the constant hasn't overflowed, to preserve the
31296 (round_up): Provide an efficient implementation when rouding-up an
31297 INTEGER_CST to a power-of-two.
31299 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31301 * doc/sourcebuild.texi: Add comma for clarity.
31302 * doc/extend.texi: Fix some typos.
31303 * doc/passes.texi: Likewise.
31304 * doc/cppinternals.texi: Likewise.
31305 * doc/c-tree.texi: Likewise.
31306 * doc/tree-ssa.texi: Likewise.
31307 * doc/install.texi: Likewise.
31309 2007-01-27 Jan Hubicka <jh@suse.cz>
31311 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
31312 (pass_sra): Do not require alias information.
31313 * passes.c (init_optimization_passes): Add SRA
31315 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
31317 * tracer.c (rest_of_handle_tracer): We already cleaned
31318 up the CFG in tracer() so don't do it here again.
31319 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
31320 cleanup_cfg here, either. And don't call renumber_insns.
31322 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
31323 and BB_HEAD are in the insn stream here. Instead make sure
31324 that BB_INSN is valid on all insns. Also, do check here that
31325 there are no pending branch predictions...
31326 (rtl_verify_flow_info): ...instead of doing it here. Checks
31327 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
31330 2007-01-26 Roger Sayle <roger@eyesopen.com>
31332 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
31333 function to simplify/factorize operand order canonicalization.
31334 (ix86_fixup_binary_operands): Reorganize using the above function.
31335 (ix86_binary_operator_ok): Likewise.
31337 2007-01-27 Jakub Jelinek <jakub@redhat.com>
31339 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
31340 file scope from optimize_attrs.
31341 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
31343 (optimize_attrs): Clear insn_code_values after freeing it.
31345 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
31347 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
31348 a parts.base assignment.
31350 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
31352 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
31353 (compute_subscript_distance, initialize_data_dependence_relation,
31354 finalize_ddr_dependent, analyze_ziv_subscript,
31355 analyze_siv_subscript_cst_affine,
31356 compute_overlap_steps_for_affine_univar,
31357 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
31358 analyze_siv_subscript, analyze_miv_subscript,
31359 analyze_overlapping_iterations, subscript_dependence_tester_1,
31360 compute_self_dependence, free_dependence_relation): Work
31361 with affine_fn instead of chrecs.
31362 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
31363 common_affine_function, affine_function_base,
31364 affine_function_constant_p, affine_fn_op, affine_fn_plus,
31365 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
31366 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
31367 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
31368 (all_chrecs_equal_p): Removed.
31369 * tree-data-ref.h (affine_fn, conflict_function): New types.
31370 (struct subscript): Change type of conflicting_iterations_in_a
31371 and conflicting_iterations_in_b.
31373 2007-01-26 Steve Ellcey <sje@cup.hp.com>
31376 * config/pa/pa.h (TARGET_HPUX_11): New.
31377 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
31378 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
31380 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
31381 Richard Guenther <rguenther@suse.de>
31383 * tree-ssa-structalias.c (solve_graph): Handle case
31384 we merged the variable to another.
31386 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31388 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
31391 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
31392 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
31394 2007-01-25 DJ Delorie <dj@redhat.com>
31396 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
31397 allow changes to modes which don't fit in those registers.
31399 * reload1.c (choose_reload_regs): Check for invalid subregs before
31400 computing their locations, not after.
31402 2007-01-25 Geoffrey Keating <geoffk@apple.com>
31405 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
31406 save Altivec registers in an eh_return function.
31407 (compute_vrsave_mask): Likewise.
31408 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
31409 for saving Altivec registers.
31410 (rs6000_emit_prologue): Don't allocate stack twice in
31411 eh_return function. Correct expected value of altivec_save_offset
31412 when using save_world. Describe save of R0 to stack when using
31413 save_world. Describe stack pointer adjustment when using
31414 save_world. Remove duplicated eh_return parameter register saving.
31415 Update sp_offset variable after save_world.
31416 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
31418 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
31419 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
31422 2007-01-25 Steve Ellcey <sje@cup.hp.com>
31424 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
31426 2007-01-25 Steve Ellcey <sje@cup.hp.com>
31429 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
31430 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
31432 2007-01-25 Richard Guenther <rguenther@suse.de>
31434 * doc/invoke.texi (-Wcoverage-mismatch): Document.
31435 * common.opt (-Wcoverage-mismatch): New warning option.
31436 * coverage.c (get_coverage_counts): Ignore coverage mismatch
31437 if -Wcoverage-mismatch is given.
31439 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
31441 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
31442 (ipcp_driver): Change to static definition.
31443 Add dumping of the ifunctions.
31444 (constant_val_insert): Remove unused parameter. Support for SSA.
31445 (ipcp_propagate_const): Support for SSA.
31446 (ipcp_profile_bb_print): Print only analyzed nodes.
31447 (ipcp_replace_map_create): Remove support for Fortran constant
31449 * ipa-prop.c (ipa_method_modify_stmt,
31450 ipa_callsite_compute_param): Support for SSA.
31451 * ipa-prop.h (ipcp_driver): Remove declaration.
31452 (IS_VALID_TREE_MAP_INDEX): Add define.
31454 2007-01-24 Geoffrey Keating <geoffk@apple.com>
31456 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
31458 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31460 PR middle-end/30447
31461 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
31462 constant argument to cabs and do it without checking for
31463 -funsafe-math-optimizations.
31465 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
31467 * c-common.h (RID_FIRST_CXX0X): New.
31468 (RID_LAST_CXX0X): New.
31469 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
31471 * c.opt (Wc++0x-compat): New.
31472 * doc/invoke.texi (-Wc++0x-compat): Document.
31474 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31476 * builtins.c (fold_builtin_carg): New.
31477 (fold_builtin_1): Use it.
31479 2007-01-24 Jan Hubicka <jh@suse.cz>
31481 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
31483 * ipa-inline.c (initial_insns, max_insns): Delete.
31484 (compute_max_insns): New function.
31485 (cgraph_decide_inlining_of_small_function): Use it; take minimal
31486 amount of insns as base for code growth.
31487 (cgraph_decide_inlining): Make initial_insns local; do not compute
31489 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
31490 * doc/invoke.texi (inline-unit-growth): Update docs.
31492 2007-01-24 Jakub Jelinek <jakub@redhat.com>
31494 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
31495 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
31496 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
31497 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
31498 for CPUs that have PTA_CX16 set.
31500 PR middle-end/27416
31501 * gimplify.c (omp_check_private): New function.
31502 (gimplify_scan_omp_clauses): Use it for
31503 firstprivate/lastprivate/reduction.
31505 PR middle-end/30494
31506 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
31507 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
31509 PR middle-end/30421
31510 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
31511 If lower_lastprivate_clauses emits some statements, append them
31512 to dlist rather than body_p and to body_p append an initializer.
31513 (lower_omp_for): Adjust caller.
31515 2007-01-24 Steve Ellcey <sje@cup.hp.com>
31517 * target.h (globalize_decl_name): New.
31518 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
31519 * output.h (default_globalize_decl_name): New.
31520 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
31522 (globalize_decl): Ditto.
31523 (default_globalize_decl_name): New.
31524 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
31525 (ia64_handle_version_id_attribute): New.
31526 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
31527 (ia64_asm_output_external): Use globalize_decl_name instead
31528 of globalize_label.
31529 * doc/extend.texi (version_id): New pragma.
31530 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
31532 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
31534 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
31535 _uleb128_t and _Unwind_SWord with _sleb128_t.
31536 * unwind-dw2.c (extract_cie_info, execute_stack_op,
31537 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
31539 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
31540 * unwind-pe.h (read_uleb128, read_sleb128,
31541 read_encoded_value_with_base): Likewise.
31542 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
31544 2007-01-24 Richard Guenther <rguenther@suse.de>
31546 * builtins.c (expand_builtin_cexpi): Get the fndecl
31547 for cexp in the correct way.
31549 2007-01-24 Jan Hubicka <jh@suse.cz>
31551 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
31554 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
31556 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
31557 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
31558 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
31559 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
31560 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
31561 __SIZEOF_PTRDIFF_T__.
31562 * doc/cpp.texi: Documentation for the new builtin macros added.
31564 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
31566 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
31567 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
31568 instead of operands[2] to avoid access past the end of array.
31570 2007-01-24 Richard Sandiford <richard@codesourcery.com>
31572 * reload1.c (emit_reload_insns): Pass the reload register
31573 for a non-spill output reload through forget_old_reloads_1.
31575 2007-01-23 Joseph Myers <joseph@codesourcery.com>
31577 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
31578 _SOFT_DOUBLE if doubles use software floating-point.
31579 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
31580 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
31581 * config/rs6000/darwin-ldouble.c: Also compile functions for
31582 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
31583 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
31584 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
31585 commented-out long double override.
31586 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
31587 * config/rs6000/eabispe.h: Likewise.
31588 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
31589 long double for non-SPE.
31590 (rs6000_handle_option): Likewise.
31591 (invalid_e500_subreg): Disallow more subregs involding DImode,
31592 DFmode, TImode or TFmode.
31593 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
31595 (legitimate_lo_sum_address_p): Also check for TFmode for E500
31597 (rs6000_legitimize_address): Also handle TFmode for E500 double.
31598 (rs6000_legitimize_reload_address): Also handle TFmode for E500
31600 (rs6000_legitimate_address): Also check for TFmode for E500
31602 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
31603 (spe_build_register_parallel): Handle TFmode and TCmode.
31604 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
31606 (function_arg): Handle TFmode and TCmode for E500 double.
31607 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
31609 (print_operand): Handle TFmode and TImode for %y.
31610 (rs6000_generate_compare): Handle TFmode comparisons for E500
31612 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
31613 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
31614 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
31615 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
31616 TFmode for E500 double.
31617 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
31618 (floatsidf2): Enable for E500 double.
31619 (movtf_softfloat): Use rs6000_nonimmediate_operand.
31620 (extenddftf2): Change to extenddftf2_fprs.
31621 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
31622 depending on TARGET_E500_DOUBLE.
31623 (extendsftf2): Enable for E500 double.
31624 (trunctfdf2): Enable for E500 double.
31625 (trunctfsf2): Change to trunctfsf2_fprs.
31626 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
31627 depending on TARGET_E500_DOUBLE.
31628 (floatsitf2): Enable for E500 double.
31629 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
31630 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
31631 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
31632 (negtf2): Change to negtf2_internal.
31633 (negtf2): New expander.
31634 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
31635 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
31636 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
31637 (movdi_internal32): Use rs6000_nonimmediate_operand.
31638 (unnamed splitter): Likewise.
31639 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
31640 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
31641 (SPE64TF, DITI): New mode macros.
31642 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
31645 (frob_<mode>_di_2): New.
31646 (frob_tf_di_8_2): New.
31647 (frob_di_df): Change to frob_di_<mode>; allow more modes.
31649 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
31651 (frob_ti_<mode>_8_2): New.
31652 (frob_ti_tf_2): New.
31653 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
31654 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
31656 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
31657 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
31658 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
31659 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
31660 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
31661 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
31664 2007-01-23 Ian Lance Taylor <iant@google.com>
31666 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
31668 (OBJS-archive): Reformat, alphabetize.
31669 (OBJS): Change out_object_file to OBJS-md.
31671 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
31673 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
31674 JUMP_P and CALL_P predicates where applicable.
31675 * config/i386/i386.c: Ditto.
31676 * config/i386/i386.md: Ditto.
31677 * config/i386/mmx.md: Ditto.
31678 * config/i386/predicates.md: Ditto.
31680 2007-01-22 Andreas Schwab <schwab@suse.de>
31682 * config/m68k/m68k.h: Fix comment.
31684 2007-01-22 Jan Hubicka <jh@suse.cz>
31686 * passes.c (init_optimization_passes): Do not rerun
31687 pass_early_warn_uninitialized.
31689 2007-01-22 Richard Guenther <rguenther@suse.de>
31691 PR tree-optimization/30038
31692 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
31694 (execute_cse_sincos_1): Likewise.
31695 (execute_cse_sincos): Likewise.
31696 (gate_cse_sincos): Likewise.
31697 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
31698 the cexpi() canonicalization of sincos().
31699 * tree-pass.h (pass_cse_sincos): Declare.
31700 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
31702 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
31704 PR rtl-optimization/29329
31705 * combine.c (replaced_rhs_insn): Rename to i2mod.
31706 (replaced_rhs_value): Rename to i2mod_new_rhs.
31707 (i2mod_old_rhs): New global variable.
31708 (combine_instructions): Adjust for above change. Save a copy of
31709 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
31710 note are substituted in the second instruction.
31711 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
31712 ditch the note if it pertains to the second eliminated register
31713 and this register is mentioned in i2mod_old_rhs.
31716 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
31718 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
31719 the insn to which the note was originally attached.
31721 2007-01-21 Jan Hubicka <jh@suse.cz>
31723 * ipa-inline.c (inlining_mode): Comment, move up.
31724 (cgraph_decide_inlining_incrementally): Do not perform inlining
31725 itself; fix handling of flattening of self recursive functions.
31726 (cgraph_find_cycles): Remove.
31727 (cgraph_flatten_node): Remove.
31728 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
31729 (try_inline): New function.
31730 (cgraph_early_inlining): Update call of
31731 cgraph_decide_inlining_incrementally. Apply inlining here.
31732 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
31734 2007-01-21 Dirk Mueller <dmueller@suse.de>
31737 * tree-vrp.c (check_array_bounds): do not warn
31738 about ADDR_EXPR's of ARRAY_REF's which are immediately
31739 used in binary expressions.
31741 2007-01-21 Ira Rosen <irar@il.ibm.com>
31743 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
31744 read_write_dep and macros for its access.
31745 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
31746 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
31747 argument, call vect_check_interleaving for every independent pair of
31748 data-refs. Mark loads that access the same memory location as a store
31750 (vect_check_dependences): Remove.
31751 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
31752 call, fix the call to vect_analyze_data_ref_dependence.
31753 (vect_analyze_data_ref_access): For statements that access the same
31754 data-ref, check that they are not stores; for loads, check that there
31755 is no store that access the same location.
31757 2007-01-20 Roger Sayle <roger@eyesopen.com>
31758 Joseph Myers <joseph@codesourcery.com>
31760 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
31761 (-fdump-rtl-stack): Likewise.
31762 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
31763 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
31764 (-mpt-fixed): Use @minus{} for minus sign.
31765 (Using Precompiled Headers): Fix under/overfull hbox.
31767 2007-01-20 Jan Hubicka <jh@suse.cz>
31769 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
31770 place within annotation.
31772 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31774 * pa.c (output_move_double): Change array size of xoperands to 4.
31776 2007-01-20 Jan Hubicka <jh@suse.cz>
31778 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
31781 2007-01-19 Ian Lance Taylor <iant@google.com>
31783 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
31784 constant to unsigned HOST_WIDE_INT before negating.
31786 2007-01-19 Ian Lance Taylor <iant@google.com>
31788 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
31790 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
31791 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
31792 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
31793 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
31794 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
31795 (realloc_vdef, realloc_vuse): Change second parameter to
31797 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
31798 fields to unsigned.
31799 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
31800 unsigned. Change x and lim locals to unsigned.
31801 (realloc_vdef, realloc_vuse): Change num_elem parameter to
31803 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
31804 (copy_virtual_operands): Change i and n locals to unsigned.
31806 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31808 PR middle-end/29335
31809 * builtins.c (fold_builtin_1): Handle builtin fdim.
31811 2007-01-20 Jan Hubicka <jh@suse.cz>
31813 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
31814 * tree-ssa-structalias.c (compute_points_to_sets): Do call
31815 init_alias_heapvars.
31816 (init_alias_heapvars): Initialize only when not already initialized.
31817 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
31819 2007-01-19 Roger Sayle <roger@eyesopen.com>
31821 * common.opt (fsigned-zeros): New command line option.
31822 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
31823 of flag_unsafe_math_optimizations.
31824 * opts.c (set_fast_math_flags): The -ffast-math command line option
31825 implies -fno-signed-zeros.
31826 (fast_math_flags_set_p): Likewise.
31828 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
31829 the documentation of -ffast-math appropriately. Wrap long lines.
31831 2007-01-19 Steve Ellcey <sje@cup.hp.com>
31833 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
31834 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
31836 2007-01-19 Tomas Bily <tbily@suse.cz>
31838 * cgraphunit.c (cgraph_finalize_function): Updating of pid
31840 (tree_init_ic_make_global_vars): New function
31841 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
31842 (tree_gen_ic_profiler): New function
31843 (tree_gen_ic_func_profiler): New function
31844 (tree_profiling): Added calling of tree_gen_ic_func_profiler
31845 (tree_profile_hooks): Added hook for indirec/virtual calls
31846 * value-prof.c (tree_find_values_to_profile): New case for
31848 (tree_values_to_profile): Call for determining indirect/virtual
31850 (tree_indirect_call_to_profile): New function
31851 (tree_ic_transform): New function
31852 (tree_ic): New function
31853 (find_func_by_pid): New function
31854 (init_pid_map): New function
31855 (tree_value_profile_transformations): Added check for
31856 indirect/virtual call transformation
31857 * value-prof.h (enum hist_type): New counter type for
31858 indirect/virtual calls
31859 (profile_hooks): Added new hook for profiling indirect/virtual
31861 * profile.c (instrument_values): New case for indirect/virtual
31863 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
31864 (GCOV_COUNTER_V_INDIR): New counter type
31865 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
31866 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
31868 * cgraph.c: Definition of cgraph_max_pid
31869 (cgraph_create_node): Default init of pid attribute
31870 * cgraph.h: Declaration of cgraph_max_pid
31871 (struct cgraph_node): Added pid attribute
31872 * libgcov.c (__gcov_indirect_call_profiler): New function
31873 (__gcov_one_value_profiler_body): New function
31874 (__gcov_one_value_profiler): Body was moved to
31875 __gcov_one_value_profiler_body and calls it
31877 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
31879 * doc/gty.texi (Options): Document the mark_hook option to GTY.
31880 * gengtype.c (write_types_data, write_func_for_structure,
31881 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
31882 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
31883 (walk_type, write_func_for_structure): Generate the mark_hook if
31886 2007-01-19 Jan Hubicka <jh@suse.cz>
31888 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
31889 'early' argument take inlining mode argument specifying whether to
31890 inline for size/speeed or all functions; add support for flattening;
31892 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
31894 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31897 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
31898 the name of the declared identifier.
31900 2007-01-19 Dirk Mueller <dmueller@suse.de>
31902 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
31903 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
31904 duplicate evaluation.
31906 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
31908 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
31909 Macroize expander using X87MODEF12 mode macro. Extend operand 1
31910 to XFMode, use acosxf2 and truncate result to requested mode.
31911 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
31912 (asin<mode>2): Similarly, with asin expanders.
31913 (*fscalexf4_i387): Rename from *fscalexf4.
31914 (expNcorexf3): New expander.
31915 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
31916 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
31917 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
31918 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
31919 patterns for SSE math.
31920 (exp10<mode>2): Similarly, with exp10 expanders.
31921 (exp2<mode>2): Similarly, with exp2 expanders.
31922 (expm1<mode>2): Similarly, with expm1 expanders.
31923 (ldexp<mode>3): Similarly, with ldexp expanders.
31924 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
31925 Use gen_truncxf<mode>2_i387_noop to truncate result.
31927 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31929 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
31930 for ColdFire targets.
31932 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
31933 Richard Sandiford <richard@codesourcery.com>
31935 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
31936 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
31937 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
31938 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
31939 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31940 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31942 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31944 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
31945 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
31946 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
31947 (*adddi_dilshr32_cf): New pattern.
31948 (adddi3, subdi3): Remove first alternatives.
31950 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31952 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
31953 implemented using move.l, do not use its cc result for floating-point
31956 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31958 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
31959 from accepting 's' constraints if flag_pic.
31961 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31963 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
31964 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
31965 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
31966 condition from TARGET_68881 to TARGET_HARD_FLOAT.
31968 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
31970 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
31971 ColdFire alternatives.
31972 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
31973 * config/m68k/m68k.md (clzsi2): Define for ColdFire
31974 architectures that support ff1 instruction.
31976 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31977 Julian Brown <julian@codesourcery.com>
31979 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
31980 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
31981 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
31984 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31986 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
31988 (output_move_const_into_data_reg, output_move_simode_const): Delete.
31989 * config/m68k/m68k.c (const_method, const_int_cost): Take a
31990 HOST_WIDE_INT instead of an rtx.
31991 (m68k_rtx_costs): Update call accordingly.
31992 (output_move_const_into_data_reg): Likewise. Fix formatting.
31993 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
31995 (output_move_simode_const): Update calls after above changes.
31996 Rework to use automatic variables and predicates like MEM_P.
31997 * config/m68k/m68k.md (pushexthisi_const): Update call to
32000 2007-01-19 Dirk Mueller <dmueller@suse.de>
32002 * tree-ssa-alias.c (perform_var_substitution): Fix typo
32003 in dump_flags test.
32005 2007-01-19 Richard Guenther <rguenther@suse.de>
32007 * builtins.c (expand_builtin_cexpi): Fall back to expanding
32008 via cexp in case sincos is not available.
32010 2007-01-19 Richard Guenther <rguenther@suse.de>
32012 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
32013 * defaults.h (TARGET_HAS_SINCOS): Default to off.
32014 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
32015 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
32016 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
32017 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
32018 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
32019 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
32021 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
32023 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
32025 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
32026 (atan2xf3): Directly generate RTL pattern.
32027 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
32028 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
32029 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
32030 disable patterns for SSE math.
32031 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
32032 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
32033 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
32034 disable patterns for SSE math.
32036 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
32038 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
32040 2007-01-18 Roger Sayle <roger@eyesopen.com>
32042 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
32043 VIEW_CONVERT_EXPR to the same type as it's operand.
32045 2007-01-18 David Edelsohn <edelsohn@gnu.org>
32047 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
32048 configured for long double 128.
32050 2007-01-18 Mike Stump <mrs@apple.com>
32052 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
32055 2007-01-18 Michael Meissner <michael.meissner@amd.com>
32057 * config/i386/i386.c (ix86_compute_frame_layout): Make fprintf's
32058 in #if 0 code type correct.
32060 2007-01-18 Jan Hubicka <jh@suse.cz>
32062 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
32063 greater than NUM_VOP_FREE_BUCKETS.
32065 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
32067 * tree-ssa-structalias.c: Update comments.
32068 (ptabitmap_obstack): Removed.
32069 (pta_obstack): New.
32070 (oldpta_obstack): Ditto.
32071 (stats): Add a few members.
32072 (struct variable_info): Remove node, complex, address_taken, and
32073 indirect_target members. Add oldsolution member.
32074 (new_var_info): Do not initialize removed members.
32075 (constraint_expr_type): Remove INCLUDES.
32076 (constraint_graph): Add size, implicit_preds, rep,
32077 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
32078 (FIRST_REF_NODE): New macro.
32079 (LAST_REF_NODE): Ditto.
32080 (FIRST_ADDR_NODE): Ditto.
32081 (find): New function.
32083 (dump_constraint): Do not handle INCLUDES.
32084 (insert_into_complex): Do not insert duplicate constraints.
32085 (condense_varmap_nodes): Renamed and rewritten into ...
32086 (merge_node_constraints): This. Also fix bug in handling of
32087 offseted copy constraints.
32088 (clear_edges_for_node): No longer need to deal with preds at all,
32089 or removing associated preds/succs.
32090 (merge_graph_nodes): Deal with indirect_cycles.
32091 Don't deal with predecessors.
32092 (add_implicit_graph_edge): New function.
32093 (add_pred_graph_edge): Ditto.
32094 (add_graph_edge): Don't deal with predecessors.
32095 (build_constraint_graph): Removed.
32096 (build_pred_graph): New function.
32097 (build_succ_graph): Ditto.
32098 (struct scc_info): Removed in_component. Added roots, dfs, and
32099 node_mapping. Remove visited_index, unification_queue.
32100 (scc_visit): Deal with union-find we do now.
32101 Deal with cycles with REF nodes.
32102 (collapse_nodes): Renamed and rewritten to ...
32103 (unify_nodes): This.
32104 (process_unification_queue): Removed.
32105 (topo_visit): Cleanup
32106 (do_da_constraint): Use find.
32107 (do_sd_constraint): Ditto.
32108 (do_ds_constraint): Ditto.
32109 (do_complex_constraint): Ditto.
32110 (init_scc_info): Update for removed and added members.
32111 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
32112 (find_indirect_cycles): This.
32113 (equivalence_class): New variable.
32114 (label_visit): New function.
32115 (perform_variable_substitution): Rewritten.
32116 (free_var_substitution_info): New function.
32117 (find_equivalent_node): Ditto.
32118 (move_complex_constraints): Ditto.
32119 (eliminate_indirect_cycles): Ditto.
32120 (solve_graph): Only propagate changed bits.
32121 Use indirect cycle elimination.
32123 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
32124 (tree_id_eq): Renamed to ...
32125 (tree_vi_eq): This. Update for member change
32126 (insert_id_for_tree): Renamed and rewritten to ...
32127 (insert_vi_for_tree): This.
32128 (lookup_id_for_tree): Renamed and rewritten to ...
32129 (lookup_vi_for_tree): This.
32130 (get_id_for_tree): Renamed and rewritten to ...
32131 (get_vi_for_tree): Ditto.
32132 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
32133 (process_constraint): Don't handle INCLUDES.
32134 Remove special ADDRESSOF case.
32135 (find_func_aliases): Rewrite to use vi functions instead of id
32137 (create_function_info_for): Ditto.
32138 (create_variable_info_for): Ditto.
32139 (intra_create_variable_infos): Ditto.
32140 (merge_smts_into): Ditto.
32141 (find_what_p_points_to): Ditto.
32142 (init_base_vars): Ditto.
32143 (init_alias_vars): Ditto.
32144 (remove_preds_and_fake_succs): New function.
32145 (dump_sa_points_to_info): Dump new stats.
32146 (dump_solution_for_var): Use find.
32147 (set_used_smts): Fix formatting.
32148 (compute_points_to_sets): Updated for new functions.
32149 (ipa_pta_execute): Ditto.
32151 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
32152 Richard Sandiford <richard@codesourcery.com>
32154 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
32156 * calls.c (expand_call): If the return value is a PARALLEL,
32157 extract its first member.
32158 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
32159 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
32160 use FUNCTION_EXTRA_EPILOGUE.
32161 (m68k_function_value): Return a PARALLEL if the return value
32162 is of a pointer type.
32163 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
32164 (FUNCTION_EXTRA_EPILOGUE): Remove.
32165 * config/m68k/m68k.md (D0_REG): New constant.
32167 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
32169 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
32170 output a NOP for empty epilogues.
32172 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32174 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
32175 before function. Extend register save check to include all
32176 registers, not just integer ones.
32178 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
32180 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
32181 (m68k_use_return_insn): ...this.
32182 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
32183 * config/m68k/m68k.c (use_return_insn): Rename to...
32184 (m68k_use_return_insn): ...this.
32185 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
32186 of USE_RETURN_INSN.
32188 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
32190 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
32191 nearest even, fix denormal rounding overflow.
32193 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32195 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
32196 f%$smove and f%$move.
32197 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
32198 (extendsfdf2_cf): Use fdmove instead of f%&move.
32199 (truncdfsf2_cf): Use fsmove instead of f%$smove.
32200 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
32202 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32204 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
32207 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32209 * real.h (real_format): Add a canonical_nan_lsbs_set field.
32210 (coldfire_single_format): Declare.
32211 (coldfire_double_format): Likewise.
32212 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
32213 of qnan_msb_set to determine the lower bits of a canonical
32215 (encode_ieee_double): Likewise.
32216 (encode_ieee_quad): Likewise.
32217 (ieee_single_format): Initialize canonical_nan_lsbs_set.
32218 (mips_single_format): Likewise.
32219 (ieee_double_format): Likewise.
32220 (mips_double_format): Likewise.
32221 (ieee_extended_motorola_format): Likewise.
32222 (ieee_extended_intel_96_format): Likewise.
32223 (ieee_extended_intel_128_format): Likewise.
32224 (ieee_extended_intel_96_round_53_format): Likewise.
32225 (ibm_extended_format): Likewise.
32226 (mips_extended_format): Likewise.
32227 (ieee_quad_format): Likewise.
32228 (mips_quad_format): Likewise.
32229 (vax_f_format): Likewise.
32230 (vax_d_format): Likewise.
32231 (vax_g_format): Likewise.
32232 (i370_single_format): Likewise.
32233 (i370_double_format): Likewise.
32234 (decimal_single_format): Likewise.
32235 (decimal_double_format): Likewise.
32236 (decimal_quad_format): Likewise.
32237 (c4x_single_format): Likewise.
32238 (c4x_extended_format): Likewise.
32239 (real_internal_format): Likewise.
32240 (coldfire_single_format): New real_format.
32241 (coldfire_double_format): Likewise.
32242 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
32243 canonical_nan_lsbs_set.
32244 (pdp11_d_format): Likewise.
32245 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
32246 if TARGET_COLDFIRE_CPU.
32248 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32250 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
32251 (output_call, m68k_legitimize_call_address): Declare.
32252 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
32253 parenthesees. Add support for a 'W' constraint.
32254 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
32255 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
32256 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
32257 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
32259 (override_options): Initialize them. Do not set flag_no_function_cse
32260 for TARGET_ID_SHARED_LIBRARY.
32261 (m68k_output_pic_call): Delete.
32262 (m68k_legitimize_call_address): New function.
32263 (print_operand): Remove the %o prefix. Handle the %p prefix.
32264 (output_call): New function.
32265 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
32266 target address from the GOT if symbolic jumps are not allowed.
32267 * config/m68k/m68k.md (call, general_operand): Do not set
32268 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
32269 Merge separate flag_pic and !flag_pic define_insns into...
32270 (*call, *call_value): ...these new patterns. Match the address
32271 rather than the containing MEM and require it to be a call_operand.
32272 Use output_call to generate the asm template.
32273 * config/m68k/predicates.md (const_call_operand): New predicate.
32274 (call_operand): Likewise.
32276 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
32278 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
32279 (STACK_GROWS_DOWNWARD): Define to 1.
32280 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
32281 comments, emphasizing that these values are only defaults.
32282 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
32283 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
32285 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32287 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
32289 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
32290 Richard Sandiford <richard@codesourcery.com>
32292 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
32293 (FP_REGNO_P): New macros.
32294 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
32295 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
32296 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
32297 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
32299 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
32301 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32302 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
32304 * config/m68k/t-floatlib: New file, extracting common code from...
32305 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
32306 * config/m68k/t-uclinux: Here.
32307 * config/m68k/fpgnulib.c: Do not compile extendeed precision
32308 routines on ColdFire targets.
32310 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
32312 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32313 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
32314 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
32315 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
32316 explicitly set MOTOROLA to 1.
32317 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
32319 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32320 Nathan Sidwell <nathan@codesourcery.com>
32322 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
32323 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
32324 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
32325 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
32326 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
32327 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
32328 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
32329 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
32330 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
32331 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
32332 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
32333 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
32334 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
32335 (DBX_REGISTER_NUMBER): Delete.
32336 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
32337 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
32338 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
32340 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32342 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
32343 * config/flat.h: New file.
32344 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
32345 OBJECT_FORMAT_FLAT.
32346 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
32347 indirect references for -msep-data or -mid-shared-library.
32348 Do not use PC-relative code addresses either.
32349 * config/m68k/m68k.c (override_options): Restrict -fPIC error
32351 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
32352 for shared libraries and crt1.o for executables. Use crti.o and
32354 (ENDFILE_SPEC): Use crtend.o and crtn.o.
32355 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
32356 Do not add -elf2flt or -shared-lib-id options here.
32357 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
32358 Pass -shared-lib-id if -mid-shared-library, taking the library
32359 identifier from -mshared-library-id if given, otherwise
32361 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
32362 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
32363 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
32364 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
32365 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
32366 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
32368 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
32369 jump sequence for ISA A and ISA A+.
32370 (PICJUMP): Likewise.
32372 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32374 * config.gcc (m68k-*-uclinux*): Base the port on the common
32375 and m68k GNU/Linux files rather than on the generic ELF ones.
32376 * config/m68k/uclinux.h (TARGET_VERSION): Override.
32377 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
32379 2007-01-18 Julian Brown <julian@codesourcery.com>
32380 Richard Sandiford <richard@codesourcery.com>
32382 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
32383 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
32384 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
32386 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
32387 80 unconditionally.
32388 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
32390 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32392 * doc/install.texi: Document m68k-uclinuxoldabi.
32393 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
32394 * config/m68k/uclinux-oldabi.h: New file, copied from
32395 config/m68k/uclinux.h.
32397 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
32399 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
32400 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
32401 (m32r_compute_frame_size): Use unsigned for regno.
32402 (m32r_reload_lr): Use gen_frame_mem.
32404 (m32r_output_function_epilogue): Don't output the function epilogue
32406 (m32r_expand_epilogue): New.
32407 (direct_return): Return false if the function has the interrupt
32409 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
32410 * config/m32r/m32r.md (epilogue): New expander.
32411 (return_lr, return_rte): New insns.
32412 (return): Make it expander.
32413 (return_normal): New expander.
32415 2007-01-18 Josh Conner <jconner@apple.com>
32418 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
32419 support for UNLE, UNLT, UNGE, and UNGT.
32421 2007-01-18 Jan Hubicka <jh@suse.cz>
32423 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
32424 * tree-tailcall (add_virtual_phis): Likewise.
32425 (optimize_tail_call): Return TODOs.
32426 (execute_tail_calls): Return TODOs.
32427 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
32428 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
32430 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
32431 Cleanup cfg using TODO.
32432 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
32433 * passes.c (execute_function_todo): When cleanup did something, remove
32435 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
32436 (make_edges): Don't cleanup_cfg.
32438 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
32440 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
32441 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
32442 operate on the top of stack.
32443 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
32444 register handling of instructions that output to the second
32446 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
32447 (move_for_stack_reg): Special-case check for dead destination
32448 stack slot for constant load of 1.0 inside UNSPEC_TAN.
32450 * config/i386/i386.md (UNSPEC_TAN): New constant.
32451 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
32452 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
32453 to correctly model move of constant 1.0 to top stack slot.
32454 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
32455 (unnamed peephole2 pattern): Remove corresponding peephole2
32456 pattern that optimizes tan insn and loading of constant 1.0.
32457 (tanxf2): Use fptanxf4_i387.
32458 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
32459 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
32460 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
32461 disable patterns for SSE math.
32462 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
32463 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
32465 2007-01-18 Dirk Mueller <dmueller@suse.de>
32466 Richard Guenther <rguenther@suse.de>
32469 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
32470 * common.opt (Warray-bounds): Add new warning option.
32471 * c-opts.c (c_common_handle_option): Define -Warray-bounds
32473 * Makefile.in: make tree-vrp.o depend on toplev.h
32474 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
32476 (check_array_refs, check_array_bounds, check_array_ref): New.
32478 2007-01-18 Jan Hubicka <jh@suse.cz>
32480 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
32481 (execute_ssa_ccp): Return flags conditionally.
32482 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
32484 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
32486 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
32488 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
32489 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
32491 * Makefile.c (GTFILES): Add cfglayout.h.
32492 * gengtype.c (open_base_files): Likewise.
32493 * cfglayout.c (cfg_layout_function_footer,
32494 cfg_layout_function_header) Reindent to make gengtype happy.
32495 * cfglayout.h (cfg_layout_function_footer,
32496 cfg_layout_function_header): Add GTY(()) marker.
32498 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
32500 2007-01-18 Ben Elliston <bje@au.ibm.com>
32502 * genautomata.c (write_automata): Include xstrerror output in the
32503 error message if writing the DFA description file fails.
32505 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
32507 * config/mips/mips-protos.h (mips_output_external): Make it
32509 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
32510 * config/mips/mips.c (irix_output_external_libcall): Likewise.
32511 (extern_list): Likewise.
32512 (extern_head): Likewise.
32513 (TARGET_ASM_FILE_END): Likewise.
32514 (mips_file_end): Likewise.
32515 (mips_output_external): Rewritten.
32517 2007-01-18 Ben Elliston <bje@au.ibm.com>
32519 * genpreds.c (write_insn_preds_c): Only write out the function
32520 body for regclass_for_constraint if we have register constraints.
32522 2007-01-17 Tom Tromey <tromey@redhat.com>
32524 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
32525 * doc/install.texi (Testing): Use sourceware.org.
32526 (Binaries): Likewise.
32527 (Specific): Likewise.
32528 * doc/contrib.texi (Contributors): Use sourceware.org.
32530 2007-01-17 Anatoly Sokolov <aesok@post.ru>
32532 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
32533 (AVR_ENHANCED): Rename to ...
32534 (AVR_HAVE_MUL): ... new.
32535 (avr_enhanced_p): Rename to ...
32536 (avr_have_mul_p): ... new.
32537 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
32538 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
32539 * config/avr/avr.c (avr_enhanced_p): Rename to ...
32540 (avr_have_mul_p): ... new.
32541 (base_arch_s): Rename 'enhanced' to 'have_mul'.
32542 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
32543 'avr_enhanced_p' and 'enhanced'.
32544 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
32545 AVR_HAVE_MUL instead of AVR_ENHANCED.
32546 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
32547 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
32548 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
32549 instead of AVR_ENHANCED.
32550 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
32551 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
32552 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
32554 2007-01-17 Ian Lance Taylor <iant@google.com>
32556 * vec.h (VEC_reserve_exact): Define.
32557 (vec_gc_p_reserve_exact): Declare.
32558 (vec_gc_o_reserve_exact): Declare.
32559 (vec_heap_p_reserve_exact): Declare.
32560 (vec_heap_o_reserve_exact): Declare.
32561 (VEC_OP (T,A,reserve_exact)): New static inline function, three
32563 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
32564 negative parameter.
32565 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
32566 (VEC_OP (T,A,copy)) [all versions]: Likewise.
32567 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
32568 * vec.c (calculate_allocation): Add exact parameter. Change all
32570 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
32571 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
32572 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
32573 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
32574 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
32575 (vec_heap_p_reserve_exact): New function.
32576 (vec_heap_o_reserve_exact): New function.
32578 2007-01-17 Jan Hubicka <jh@suse.cz>
32580 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
32582 2007-01-17 Eric Christopher <echristo@apple.com>
32584 * config.gcc: Support core2 processor.
32586 2007-01-16 Jan Hubicka <jh@suse.cz>
32588 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
32589 the names, just unlink the chain so we don't crash on dangling
32593 2007-01-16 Jan Hubicka <jh@suse.cz>
32595 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
32596 * tree-pass.h: Reorder to make IPA passes appear toegher.
32597 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
32599 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
32600 parameters, do not call early inliner.
32601 * ipa-inline.c: Update comments. Include tree-flow.h
32602 (cgraph_decide_inlining): Do not compute inlining parameters.
32603 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
32604 be called with function context set up.
32605 (pass_ipa_inline): Remove unreachable functions before pass.
32606 (cgraph_early_inlining): Simplify assuming to be called from the
32608 (pass_early_inline): New pass.
32609 (cgraph_gate_ipa_early_inlining): New gate.
32610 (pass_ipa_early_inline): Turn into simple wrapper.
32611 (compute_inline_parameters): New function.
32612 (gate_inline_passes): New gate.
32613 (pass_inline_parameters): New pass.
32614 (apply_inline): Move here from tree-optimize.c
32615 (pass_apply_inline): New pass.
32616 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
32618 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
32619 doing them by hand.
32620 (tree_function_versioning): Do not allocate dummy struct function.
32621 * tree-inline.h (optimize_inline_calls): Update prototype.
32622 * tree-optimize.c (execute_fixup_cfg): Export.
32623 (pass_fixup_cfg): Remove
32624 (tree_rest_of_compilation): Do not apply inlines.
32625 * tree-flow.h (execute_fixup_cfg): Declare.
32626 * Makefile.in (gt-passes.c): New.
32627 * passes.c: Include gt-passes.h
32628 (init_optimization_passes): New passes.
32629 (nnodes, order): New static vars.
32630 (do_per_function_toporder): New function.
32631 (execute_one_pass): Dump current pass here.
32632 (execute_ipa_pass_list): Don't dump current pass here.
32634 2007-01-16 Janis Johnson <janis187@us.ibm.com>
32636 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
32637 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
32639 2007-01-16 David Edelsohn <edelsohn@gnu.org>
32641 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
32642 (strong_alias): Define.
32643 (__gcc_qmul): Provide non-FMA for soft-float.
32644 (__gcc_qdiv): Same.
32649 (__gcc_qunord): New.
32659 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
32660 soft-float functions.
32661 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
32662 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
32663 about long double soft float.
32665 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
32666 Tehila Meyzels <tehila@il.ibm.com>
32668 * tree-vectorizer.h (is_pattern_stmt_p): New.
32669 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
32670 formatting (tabs instead of spaces). Cleanup and clarify setting
32671 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
32672 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
32673 (vectorizable_type_demotion): Check that types are integral.
32674 (vectorizable_type_promotion): Likewise.
32675 (vectorizable_store): Fix typo. Eliminate new-line at end of
32678 2007-01-16 Jan Hubicka <jh@suse.cz>
32680 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
32683 2007-01-15 Eric Christopher <echristo@apple.com>
32685 * ifcvt.c: Include vec.h, vecprim.h.
32686 (check_cond_move_block): New argument regs.
32687 Reorganize. Add registers used to regs.
32688 (cond_move_process_if_block): Use regs set above as
32691 2007-01-15 Eric Christopher <echristo@apple.com>
32693 * config/darwin.h: Update copyright.
32694 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
32695 (LINK_COMMAND_SPEC): Add -u.
32696 (LINK_SPEC): Fix umbrella for above.
32698 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
32700 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
32703 2007-01-15 Tom Tromey <tromey@redhat.com>
32705 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
32706 * doc/install.texi (Testing): Don't mention jacks.
32707 (Configuration): Document --enable-java-maintainer-mode. Move
32708 --with-java-home to libgcj-specific section. Document
32710 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
32712 2007-01-15 Jan Hubicka <jh@suse.cz>
32714 * tree-ssa-dce.c (DCE_TODOs): New.
32715 (propagate_necessity): Return if something changed.
32716 (eliminate_unnecessary_stmts): Likewise.
32717 (perform_tree_ssa_dce): Return TODO flags when needed.
32718 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
32720 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
32722 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
32723 (fyl2x_extend<mode>xf3_i387): New insn pattern.
32724 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
32725 patterns using X87MODEF12 mode macro. Extend operand 1
32726 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
32727 (log10<mode>2): Ditto.
32728 (log2<mode>2): Ditto.
32729 (log1p<mode>2): Ditto.
32730 (logb<mode>2): Ditto.
32731 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
32732 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
32733 (*fxtractxf3_i387): Rename from *fxtractxf3.
32734 (fxtract_extend<mode>xf3_i387): New insn pattern.
32735 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
32736 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
32737 and gen_fyl2xxf3_i387().
32739 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
32741 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
32742 * cfgloopmanip.c (fix_loop_placement): Made static. Use
32743 get_loop_exit_edges. Changed return type to bool.
32744 * cfgloop.h (fix_loop_placement): Declaration removed.
32746 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
32748 * param.h (MIN_VECT_LOOP_BOUND): New.
32749 * params.def (MIN_VECT_LOOP_BOUND): New.
32750 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
32751 argument - minimum threshold for number of iterations.
32752 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
32753 argument to declaration.
32754 * tree-vect-analyze.c (vect_analyze_operations): Check value of
32755 MIN_VECT_LOOP_BOUND.
32756 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
32757 slpeel_tree_peel_loop_to_edge with additional argument.
32758 (vect_do_peeling_for_alignment): Likewise.
32759 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
32761 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
32764 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
32765 operands of size 1.
32767 2007-01-14 Jan Hubicka <jh@suse.cz>
32769 * tree-dfa.c (remove_referenced_var): New function.
32770 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
32771 prune referenced vars list too.
32772 * tree-flow.h (remove_referenced_var): Declare.
32774 2007-01-14 Jan Hubicka <jh@suse.cz>
32776 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
32778 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
32779 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
32780 * except.h (verify_eh_throw_table_statements): Kill prototype.
32781 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
32782 into call exrepssions.
32783 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
32785 * tree-cfg.c: Include pointer-set.h.
32786 (verify_node_sharing): Work on pointer set.
32787 (verify_eh_throw_stmt_node): New.
32788 (verify_stmts): Use pointers sets, verify throw_stmt.
32790 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
32792 * ipa-reference.c (analyze_function): Consider also addresses taken
32795 2007-01-12 Roger Sayle <roger@eyesopen.com>
32797 * c-typeck.c (null_pointer_constant_p): Replace use of
32798 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32799 (build_c_cast): Likewise.
32801 2007-01-12 Roger Sayle <roger@eyesopen.com>
32803 * tree.h (force_fit_type_double): Remove unused final argument.
32804 * c-common.c (constant_expression_warning): Replace use of
32805 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32806 (convert_and_check): Likewise.
32807 (shorten_compare): Update call to force_fit_type_double.
32808 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
32809 * convert.c (convert_to_pointer): Update call to
32810 force_fit_type_double.
32811 * fold-const.c (force_fit_type_double): Remove overflowed_const
32813 (int_const_binop, fold_convert_const_int_from_int,
32814 fold_convert_const_int_from_real, fold_div_compare,
32815 fold_sign_changed_comparison, fold_unary, fold_negate_const,
32816 fold_abs_const, fold_not_const): Remove the final argument from
32817 calls to force_fit_type_double.
32819 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
32821 * configure.ac: Set insn to "nop" for spu-*-* also.
32822 * configure: Regenerate.
32824 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
32826 * builtins.def : Add BUILT_IN_FREE.
32828 2007-01-12 Jan Hubicka <jh@suse.cz>
32830 PR tree-optimization/30443
32831 * tree-inline.c (tree_function_versioning): Do not optimize when
32832 cloning for inlining.
32834 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
32836 * doc/loop.texi: Document recording of loop exits.
32837 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
32838 (update_single_exits_after_duplication,
32839 update_single_exit_for_duplicated_loop,
32840 update_single_exit_for_duplicated_loops): Removed.
32841 (duplicate_loop_to_header_edge): Do not call
32842 update_single_exits_after_duplication and
32843 update_single_exit_for_duplicated_loops.
32844 (loop_version): Do not update single_exit information.
32845 (fix_loop_structure): Use record_loop_exits instead of
32846 mark_single_exit_loops.
32847 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
32848 the lists of loop exits.
32849 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
32850 split_edge, merge_blocks): Update the lists of loop exits.
32851 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
32852 loop_optimizer_init.
32853 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
32854 of mark_single_exit_loops.
32855 (loop_optimizer_finalize): Call release_recorded_exits.
32856 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
32857 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
32858 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
32859 update single exit information.
32860 * lambda-code.c (perfect_nestify): Ditto.
32861 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
32862 (mark_single_exit_loops): Removed.
32863 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
32864 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
32865 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
32867 (get_loop_exit_edges, single_exit): Use recorded exit lists.
32868 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
32869 (verify_loop_structure): Verify consistency of the exit lists.
32870 (flow_loops_find): Use alloc_loop. Initialize exits hash.
32871 (set_single_exit): Removed.
32872 * cfgloop.h (struct loop_exit): New function.
32873 (struct loop): single_exit_ field replaced by exits field.
32874 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
32875 LOOPS_HAVE_RECORDED_EXITS.
32876 (struct loops): Added exits hash.
32877 (mark_single_exit_loops, set_single_exit): Declaration removed.
32878 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
32880 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32882 * doc/invoke.texi: Avoid use of @headitem.
32884 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32886 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
32888 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32890 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
32893 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32894 Richard Sandiford <richard@codesourcery.com>
32896 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
32897 * config/m68k/m68k.opt: Resort options.
32898 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
32900 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32901 Richard Sandiford <richard@codesourcery.com>
32903 * doc/invoke.texi: Document the macros that are defined by
32904 m68k's -mtune and -mhard-float options.
32905 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
32906 (m68k_cpp_cpu_family): Likewise.
32907 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
32908 of __ucfv*__ macros. Define __mcffpu__ if generating code for
32909 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
32910 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
32911 (m68k_cpp_cpu_family): Likewise.
32913 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32915 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
32916 macros besides mc68000 as tuning macros. Use a switch statement
32917 to set them and mcpu32.
32919 2007-01-12 Julian Brown <julian@codesourcery.com>
32921 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
32922 (TARGET_68040_ONLY): Rename to...
32923 (TARGET_68040): ...this.
32924 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
32925 * config/m68k/m68k.md: Likewise.
32927 2007-01-12 Julian Brown <julian@codesourcery.com>
32928 Nathan Sidwell <nathan@codesourcery.com>
32929 Richard Sandiford <richard@codesourcery.com>
32931 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
32932 the -mcpu= argument associated with the --with-cpu setting.
32933 Define M68K_DEFAULT_TUNE to the default -mtune= option,
32934 if different from the one implied by the -mcpu setting.
32935 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
32936 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
32937 * doc/invoke.texi: Mention ColdFire in the introduction to the
32938 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
32939 -mno-div and -mhard-float options. Make -m68881 a synonym for
32940 -mhard-float. Document the previously-undocumented -m5206e,
32941 -m528x, -m5307 and -m5407 options. Tweak the existing option
32942 documentation for consistency.
32943 * doc/install.texi: Mention new --with-cpu arguments.
32944 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
32945 default CPU if neither -mcpu nor -march are specified.
32946 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
32947 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
32948 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
32949 using m68k_tune to decide between families that implement the
32950 same ISA. Use m68k_tune to set __mcfv4e__.
32951 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
32952 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
32953 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
32954 (FL_ISA_C, FL_ISA_MMU): New macros.
32955 (MASK_COLDFIRE): Delete.
32956 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
32957 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
32958 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
32959 (TARGET_HARD_FLOAT): Do not define here.
32960 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
32961 (TUNE_68000): New macro.
32962 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
32963 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
32964 (TUNE_CFV2): Redefine in terms of m68k_tune.
32965 (uarch_type, target_device, fpu_type): New enums.
32966 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
32967 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
32968 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
32969 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
32970 (FL_FOR_isa_c): New macros.
32971 (m68k_isa): New enum.
32972 (m68k_target_selection): New structure.
32973 (all_devices, all_isas, all_microarchs): New tables.
32974 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
32975 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
32976 (MASK_ALL_CPU_BITS): Delete.
32977 (m68k_find_selection): New function.
32978 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
32979 Map the legacy target options to a combination of the new ones.
32980 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
32981 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
32982 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
32984 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
32985 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
32987 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
32988 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
32989 * config/m68k/m68k-devices.def: New file.
32991 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32992 Nathan Sidwell <nathan@codesourcery.com>
32994 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
32995 (SUBTARGET_EXTRA_SPECS): New macros.
32996 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
32997 use %(asm_cpu_spec) instead.
32998 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
32999 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
33000 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
33001 (EXTRA_SPECS): Rename to...
33002 (SUBTARGET_EXTRA_SPECS): ...this.
33004 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
33005 Richard Sandiford <richard@codesourcery.com>
33006 Julian Brown <julian@codesourcery.com>
33008 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
33009 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
33010 to the configuration's default CPU.
33011 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
33012 Remove default masks.
33013 (m680[012]0-*-*): Set the default with_cpu to the first part of
33015 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
33016 (m68k*-*-linux): Extend the --with-cpu handling to...
33017 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
33018 and m68010. Don't set target_cpu_default2.
33019 * doc/install.texi: Document --with-cpu for m68k.
33020 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
33021 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
33022 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
33023 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
33024 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
33025 (ASM_SPEC): Remove use of %(asm_cpu_default).
33026 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
33027 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
33028 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
33029 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
33030 __HAVE_FPU__ if TARGET_HARD_FLOAT.
33031 (TARGET_DEFAULT): Delete.
33032 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
33033 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
33034 (CPP_CPU_SPEC): Delete.
33035 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
33036 the appropriate string.
33037 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
33038 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
33039 (ASM_SPEC): Don't use %(asm_default_spec).
33040 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
33041 TARGET_DEFAULT and add MASK_68881.
33042 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
33044 2007-01-12 Richard Sandiford <richard@codesourcery.com>
33046 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
33047 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
33048 MASK_68010 alongside MASK_68020.
33049 * doc/invoke.texi: Document -m68010.
33050 * config/m68k/m68k.opt (m68010): New.
33051 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
33053 (TUNE_68010): New macro.
33054 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
33055 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
33056 (M68K_CPU_m68332): Add MASK_68010.
33057 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
33058 fallback definition.
33059 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
33061 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
33062 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
33063 to all entries that use MASK_68020.
33064 (output_move_simode_const, output_move_himode, output_move_qimode)
33065 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
33066 instead of TARGET_68020 to select clr behavior. Remove comment
33067 about there being no TARGET_68010.
33068 * config/m68k/m68k.md: Likewise throughout.
33070 2007-01-12 Julian Brown <julian@codesourcery.com>
33072 * config/m68k/m68k.h (TARGET_ISAB): New macro.
33073 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
33074 * config/m68k/m68k.md: Likewise.
33076 2007-01-12 Julian Brown <julian@codesourcery.com>
33078 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
33079 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
33081 2007-01-12 Julian Brown <julian@codesourcery.com>
33083 * config/m68k/m68k.h (TUNE_68040_60): New macro.
33084 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
33085 * config/m68k/m68k.md: Likewise.
33087 2007-01-12 Julian Brown <julian@codesourcery.com>
33088 Richard Sandiford <richard@codesourcery.com>
33090 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
33091 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
33092 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
33094 (TARGET_CPU32): Rename to...
33095 (TUNE_CPU32): ...this.
33096 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
33097 (TUNE_CFV2): New macros.
33098 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
33099 remove conditions that are implied by TARGET_68020.
33100 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
33101 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
33102 (m68k_output_function_epilogue): Likewise.
33103 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
33104 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
33105 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
33106 non-68000 timings. Refactor multiplication and division costs.
33107 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
33108 TUNE_CPU32 instead of TARGET_CPU32.
33109 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
33110 and TUNE_68060 instead of TARGET_68060.
33111 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
33112 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
33114 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
33115 && !TARGET_COLDFIRE" to choose between moveq and clr.
33116 Likewise in the unnamed movsf pattern.
33117 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
33118 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
33121 2007-01-12 Richard Sandiford <richard@codesourcery.com>
33123 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
33124 of tabbing before backslashes.
33126 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33128 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
33129 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
33130 (ASM_OUTPUT_INTERNAL_LABEL): Define.
33132 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
33134 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
33135 find_interesting_uses_cond.
33136 (find_interesting_uses_cond): Use extract_cond_operands.
33137 (rewrite_use_compare): Use extract_cond_operands and
33138 force_gimple_operand_bsi. Do not call update_stmt.
33139 (determine_use_iv_cost_condition): Use extract_cond_operands.
33140 Return cheaper of using original bound and changing the exit bound.
33142 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
33144 PR tree-optimization/29516
33145 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
33146 most_expensive_mult_to_index, addr_to_parts,
33147 create_mem_ref, maybe_fold_tmr): Make the type of
33148 fields of TARGET_MEM_REF sizetype.
33149 (move_fixed_address_to_symbol, move_pointer_to_base):
33151 * tree.def (TARGET_MEM_REF): Add comment on types of
33154 2007-01-11 Joseph Myers <joseph@codesourcery.com>
33156 * c-common.c (vector_types_convertible_p): Treat opaque types as
33157 always convertible if they have the same size, but not otherwise.
33159 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
33161 * ifcvt.c (struct noce_if_info): Add comments to the fields.
33162 Remove the b_unconditional field.
33163 (noce_try_sign_mask): Do not look at b_unconditional.
33164 (noce_process_if_block): Do not use merge_if_blocks. Update
33165 the CFG here. Do not set b_unconditional.
33166 (cond_move_process_if_block): Likewise.
33167 (find_cond_trap): Likewise.
33168 (check_cond_move_block): Require simple jump insns at the end
33169 of the basic block.
33171 2007-01-11 Jan Hubicka <jh@suse.cz>
33173 PR tree-optimization/1046
33174 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
33175 when alias info is not ready.
33176 (pass_tail_recursion): Do not require aliasing.
33177 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
33178 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
33179 * tree-ssa-copy.c (pass_copy_prop): Likewise.
33180 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
33181 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
33182 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
33183 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
33185 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
33186 When aliasing is not build, mark statement as volatile.
33188 2007-01-11 Tom Tromey <tromey@redhat.com>
33190 PR preprocessor/15185
33191 PR preprocessor/20989
33192 * doc/cppopts.texi <-MT>: Update description of algorithm for
33193 computing default target.
33194 <-M, -MD>: Reword "basename" text.
33196 2007-01-11 Roger Sayle <roger@eyesopen.com>
33198 * builtins.c (expand_builtin_pow, expand_builtin_powi,
33199 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
33200 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
33201 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
33202 fold_builtin_bswap, real_constp, fold_builtin_pow,
33203 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
33204 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
33205 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
33206 * convert.c (convert_to_pointer): Likewise.
33207 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
33208 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
33209 const_binop, fold_convert_const_int_from_int,
33210 fold_convert_const_int_from_real,
33211 fold_convert_const_real_from_real, sign_bit_p,
33212 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
33213 fold_sign_changed_comparison, fold_unary, fold_comparison,
33214 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
33215 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
33216 * print-tree.c (print_node_brief, print_node): Likewise.
33217 * stor-layout.c (place_field, layout_type): Likewise.
33218 * tree-chrec.c (keep_cast): Likewise.
33219 * tree.c (build_vector, build_real, build_real_from_int_cst,
33220 build_complex): Likewise.
33222 2007-01-11 Roger Sayle <roger@eyesopen.com>
33224 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
33225 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
33227 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
33229 * configure.ac (strict1_warn): Rename to strict_warn.
33230 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
33231 cc_set_by_configure, quoted_cc_set_by_configure,
33232 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
33233 all_boot_languages, all_stagestuff): Remove.
33234 (target_list): Remove bootstrap targets.
33235 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
33236 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
33237 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
33238 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
33239 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
33240 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
33241 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
33242 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
33243 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
33244 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
33245 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
33246 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
33247 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
33248 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
33249 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
33250 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
33251 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
33252 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
33253 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
33254 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
33255 (mostlyclean): Adjust.
33256 (clean, distclean): Don't mention bootstrap stuff.
33257 * configure: Regenerate.
33258 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
33259 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
33260 treelang/config-lang.in (stagestuff): Remove.
33261 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
33262 stageprofile, stagefeedback, stagestuff): Remove mention.
33264 2007-01-11 Nick Clifton <nickc@redhat.com>
33266 * config/mcore/predicates.md (mcore_general_movesrc_operand):
33268 (mcore_general_movdst_operand): Do not accept CONST_INTs.
33269 (mcore_arith_K_S_operand): Run the test for the S constraint not
33270 the test for the M constraint.
33271 (mcore_addsub_operand): Do not accept integer values that are
33272 larger than 32 bits.
33273 * config/mcore/mcore.md: Remove unused constraints from split.
33274 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
33275 (addsi3): Likewise.
33276 (allocate_stack): Likewise.
33277 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
33278 operands to 32 bits.
33279 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
33281 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
33282 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
33283 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
33284 mcore_output_bclri, mcore_output_andn, output_inline_const,
33285 mcore_output_move, mcore_output_movedouble): Likewise.
33286 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
33287 (output_inline_const): Likewise.
33288 (output_inline_const): Fix format strings used in sprintf
33290 * config/mcore/mcore-protos.h: Update prototypes for changed
33291 functions in mcore.c.
33292 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
33293 HOST_WIDE_INT and not int.
33294 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
33295 CONST_OK_FOR_N): Likewise.
33296 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
33297 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
33300 2007-01-10 Jan Hubicka <jh@suse.cz>
33302 * tree-vrp.c (remove_range_assertions): Release defs.
33303 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
33304 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
33306 2007-01-10 Paul Brook <paul@codesourcery.com>
33308 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
33309 * config/arm/arm.md (mulsi3subsi): New insn.
33311 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
33313 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
33314 (tree_transform_and_unroll_loop): New.
33315 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
33318 2007-01-10 Robert Kennedy <jimbob@google.com>
33320 * fold-const.c (fold_comparison): Fold comparisons like (x *
33321 1000 < 0) to (x < 0).
33323 2007-01-10 Ian Lance Taylor <iant@google.com>
33325 * tree-pretty-print.c (dump_generic_node): Print parentheses when
33326 operands have the same priority.
33328 2007-01-10 Tom Tromey <tromey@redhat.com>
33330 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
33331 (fold_binary): Likewise.
33332 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
33333 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
33334 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
33335 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
33336 * langhooks.h (struct lang_hooks): Removed field
33337 'can_use_bit_fields_p'.
33339 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
33341 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
33343 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
33345 * function.c (get_last_funcdef_no): New function.
33346 * function.h (get_last_funcdef_no): Declare.
33347 * tree-inline.c (initialize_cfun): Add initialization.
33348 (tree_function_versioning): Cleanup.
33350 2007-01-10 Jan Hubicka <jh@suse.cz>
33352 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
33355 2007-01-10 Sa Liu <saliu@de.ibm.com>
33356 Ben Elliston <bje@au.ibm.com>
33358 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
33359 for SAVE_NONLOCAL and Pmode for any other save level.
33360 * spu-protos.h (spu_restore_stack_block): Declare.
33361 * spu.md (save_stack_block): Remove.
33362 (restore_stack_block): Call spu_restore_stack_block.
33363 * spu.c (spu_restore_stack_block): New function.
33364 (spu_expand_epilogue): Remove old comment.
33366 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
33368 PR tree-optimization/30322
33369 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
33370 (cand_value_at): Return the value as aff_tree.
33371 (may_eliminate_iv): Convert the bound from aff_tree to tree.
33372 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
33373 aff_combination_mult): New functions.
33374 (aff_combination_add): Use aff_combination_add_cst.
33375 (aff_combination_convert): Allow conversions to a wider type.
33376 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
33377 * tree-affine.h (aff_combination_mult): Declare.
33379 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
33381 * doc/tm.texi: Update documentation to reflect reality of exec
33382 and start file search behaviours. Update copyright year.
33383 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
33384 header file directories.
33386 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
33388 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
33389 (*cosxf2): Rename to cosxf2_i387.
33390 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
33391 using X87MODEF12 mode macro. Rename patterns to
33392 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
33394 (*cosdf2, *cossf2): Ditto.
33395 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
33396 to match extended input operands.
33397 (sincos<mode>3): New expander.
33398 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
33399 insn patterns and corresponding splitters.
33401 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
33403 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
33404 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
33406 2007-01-09 Nicolas Pitre <nico@cam.org>
33409 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
33411 2007-01-08 Geoffrey Keating <geoffk@apple.com>
33413 * target.h (struct gcc_target): New field library_rtti_comdat.
33414 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
33415 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
33416 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
33417 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
33419 2007-01-08 Geoffrey Keating <geoffk@apple.com>
33421 * doc/invoke.texi (Optimize Options): Correct description of -O0.
33423 2007-01-08 Richard Guenther <rguenther@suse.de>
33425 * tree.h (force_fit_type_double): Export.
33426 (force_fit_type): Remove.
33427 * fold-const.c (force_fit_type_double): New function.
33428 (force_fit_type): Remove.
33429 (int_const_binop): Use it.
33430 (fold_convert_const_int_from_int): Likewise.
33431 (fold_convert_const_int_from_real): Likewise.
33432 (fold_div_compare): Likewise.
33433 (fold_sign_changed_comparison): Likewise.
33434 (fold_unary): Likewise.
33435 (fold_negate_const): Likewise.
33436 (fold_abs_const): Likewise.
33437 (fold_not_const): Likewise.
33438 * c-common.c (shorten_compare): Use force_fit_type_double.
33439 * convert.c (convert_to_pointer): Likewise.
33441 2007-01-08 Richard Guenther <rguenther@suse.de>
33443 * tree.h (build_int_cst_wide_type): Export.
33444 * tree.c (build_int_cst_wide_type): New function.
33445 (build_int_cst_wide): Fix comment.
33446 * builtins.c (fold_builtin_object_size): Use build_int_cst
33447 to build -1 or 0 of the correct type. Use fit_double_type
33448 to check for overflow.
33449 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
33451 (decode_field_reference): Likewise.
33452 (all_ones_mask_p): Likewise.
33453 (native_interpret_int): Use build_int_cst_wide_type.
33454 (fold_binary): Use build_int_cst_type to build an all-ones
33456 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
33458 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
33460 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
33462 2007-01-09 Ben Elliston <bje@au.ibm.com>
33464 * genautomata.c (STATS_OPTION): New option.
33465 (stats_flag): New flag.
33466 (gen_automata_option): Handle it.
33467 (initiate_automaton_gen): Ditto.
33468 (write_automata): Output statistics only if stats_flag is
33469 set. Likewise, output time statistics only if time_flag is set.
33470 * doc/md.texi (Processor pipeline description): Document new flag.
33472 2007-01-08 Richard Guenther <rguenther@suse.de>
33474 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
33475 * tree.c (build_int_cst_type): Likewise.
33476 (size_in_bytes): Don't call force_fit_type on the result.
33477 (int_fits_type_p): Use fit_double_type.
33478 * fold-const.c (fit_double_type): New function.
33479 (force_fit_type): Use it.
33480 * tree.h (fit_double_type): Export.
33482 2007-01-08 Jan Hubicka <jh@suse.cz>
33484 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
33485 * ipa.c (function_and_variable_visibility): Fix return type.
33487 2007-01-08 Richard Guenther <rguenther@suse.de>
33489 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
33490 of offset to build the index.
33491 * tree-pretty-print.c (dump_generic_node): Don't build negated
33492 const just for printing.
33493 * c-pretty-print.c (pp_c_integer_constant): Likewise.
33494 * builtins.c (fold_builtin_int_roundingfn): Check if result
33495 fits the type by using force_fit_type and comparing the result.
33496 * predict.c (predict_loops): Use compare_tree_int for comparison.
33497 * tree.c (build_int_cst): Fall back to integer_type_node for
33499 (build_int_cst_wide): Assert type is non-null.
33501 2007-01-08 Roberto Costa <roberto.costa@st.com>
33503 * tree-vrp.c (extract_range_from_cond_expr): New.
33504 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
33505 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
33507 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
33508 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
33509 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
33510 used as expressions.
33511 * tree-object-size.c (cond_expr_object_size): New.
33512 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
33514 2007-01-08 Jan Hubicka <jh@suse.cz>
33516 * tree-ssa-forwprop.c (forward_propagate_into_cond,
33517 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
33520 2007-01-08 Richard Guenther <rguenther@suse.de>
33522 PR tree-optimization/23603
33523 * tree-vrp.c (set_value_range_to_truthvalue): New function.
33524 (extract_range_from_binary): Fall back to truthvalue instead of
33525 varying for TRUTH_*_EXPR.
33526 (extract_range_from_comparison): Fall back to truthvalue instead of
33528 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
33529 if all visited PHI values were constant.
33531 2007-01-08 Jan Hubicka <jh@suse.cz>
33533 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
33534 (cgraph_analyze_function): break out from ...
33535 (cgraph_finalize_compilation_unit): ... here.
33536 (cgraph_expand_function): Remove forgoten commented out line.
33537 (cgraph_optimize): Analyze functions.
33539 2007-01-08 Jan Hubicka <jh@suse.cz>
33541 * tree-pas.h (TODO_remove_function): New flag.
33542 (TODO_update*): Renumber.
33543 (pass_ipa_increase_alignment,
33544 pass_ipa_function_and_variable_visibility): New passes.
33545 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
33546 (cgraph_function_and_variable_visibility): Move to ipa.c
33547 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
33548 cgraph_increase_alignment.
33549 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
33550 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
33551 calling tree-inline.
33552 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
33553 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
33554 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
33555 (gate_increase_alignment): New function.
33556 (pass_ipa_increase_alignment): New pass.
33557 * ipa.c: Inline tree-pass.h and timevar.h
33558 (function_and_variable_visibility): Move here from cgraphunit.c
33559 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
33560 * passes.c (init_optimization_passes): Add the two new passes.
33561 (execute_todo): Handle cgraph_remove_functions.
33563 2007-01-08 Nick Clifton <nickc@redhat.com>
33565 * config/frv/predicates.md (reg_or_0_operand): Accept
33568 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
33570 * config/bfin/rtems.h, config/bfin/t-rtems: New.
33571 * config.gcc: Add bfin*-rtems*.
33573 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
33575 * c.opt: Add -flax-vector-conversions.
33576 * c-typeck.c (convert_for_assignment): Pass flag to
33577 vector_types_convertible_p to allow emission of note.
33578 (digest_init): Likewise.
33579 * c-opts.c: Handle -flax-vector-conversions.
33580 * c-common.c (flag_lax_vector_conversions): New.
33581 (vector_types_convertible_p): Unless -flax-vector conversions
33582 has been passed, disallow conversions between vectors with
33583 differing numbers of subparts and/or element types. If such
33584 a conversion is disallowed, possibly emit a note on the first
33585 occasion only to inform the user of -flax-vector-conversions.
33586 The new last argument specifies this.
33587 * c-common.h (flag_lax_vector_conversions): New.
33588 (vector_types_convertible_p): Add extra argument.
33589 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
33590 char_type_node for V*QI type vectors.
33591 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
33592 Update to satisfy new typechecking rules.
33593 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
33594 C and C++ variants.
33595 * doc/invoke.texi (C Dialect Options): Document
33596 -flax-vector-conversions.
33598 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
33600 PR tree-optimization/29877
33601 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
33602 a register variable on the RHS to not be replaceable.
33604 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
33605 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
33606 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
33607 const_simm15, const_pow2, const_npow2): Added.
33608 * config/score/misc.md (insv, extv, extzv, movmemsi,
33609 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
33610 * config/score/score.c (score_address_cost, score_select_cc_mode):
33612 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
33613 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
33614 Update score_print_operand.
33615 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
33616 Adjust register allocate order and update some macro define.
33617 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
33618 mdx_block_move_straight, mdx_block_move_loop_head,
33619 mdx_block_move_loop_body, mdx_block_move_loop_foot,
33620 mdx_block_move_loop, mdx_block_move): Added.
33621 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
33622 mdp_limm): Updated and fix some bug and typo.
33623 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
33624 (movsf, movdf, doloop_end): Added.
33626 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
33628 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
33629 config/arm/thumb2.md: Fix comment typos.
33630 * doc/extend.texi: Fix a typo.
33632 2007-01-07 Eric Christopher <echristo@apple.com>
33634 * configure.ac: Check for __stack_chk_fail for darwin.
33635 * configure: Regenerate.
33637 2007-01-07 Richard Guenther <rguenther@suse.de>
33639 * tree-vrp.c (extract_range_from_assert): CSE calls to
33640 compare_values where possible.
33641 (extract_range_from_unary_expr): Likewise.
33643 2007-01-07 Anatoly Sokolov <aesok@post.ru>
33645 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
33646 * config/avr/avr.c (call_insn_operand): Delete function.
33647 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
33648 instead of register number. Use predicates.
33649 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
33650 call_insn_operand): Add.
33652 2007-01-06 Jan Hubicka <jh@suse.cz>
33654 * tree-pass.h (pass_build_cgraph_edges): Declare.
33655 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
33656 (visited_nodes): Remove.
33657 (cgraph_create_edges): Move to cgraphbuild.c; rename to
33658 build_cgrpah_edges; make visited_nodes local.
33659 (cgraph_process_new_functions): DO not call initialize_inline_failed.
33660 (record_references_in_initializer): Move to cgraphbuild.c
33661 (initialize_inline_failed, rebuild_cgraph_edges,
33662 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
33663 (verify_cgraph_node): Make visited_nodes local.
33664 (cgraph_analyze_function): Do not call cgraph_create_edges and
33665 initialize_inline_failed.
33666 (cgraph_expand_function): Do not call cgraph_lower_function;
33667 assert that function is already lowered.
33668 * Makefile.in (cgraphbuild.o): New.
33669 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
33670 at the end of lowering passes.
33672 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
33674 * ifcvt.c (cond_move_convert_if_block): New function, code
33675 factored out from...
33676 (cond_move_process_if_block): ...here. Call the new function
33677 on the THEN and ELSE blocks.
33678 (merge_if_block): Do not copy global_live_at_end, merge_blocks
33679 already takes care of this.
33681 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33684 * tree.h (TREE_OVERFLOW_P): New.
33685 * c-typeck.c (parser_build_unary_op): Warn only if result
33686 overflowed and operands did not.
33687 (parser_build_binary_op): Likewise.
33688 (convert_for_assignment): Remove redundant overflow_warning.
33689 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
33691 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33693 * c-typeck.c (store_init_value): Split over two lines to follow
33694 the GNU coding style.
33696 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
33698 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
33699 __GXX_EXPERIMENTAL_CXX0X__.
33700 * doc/cpp.texi: Same.
33702 2007-01-05 Richard Guenther <rguenther@suse.de>
33704 PR middle-end/27826
33705 * tree.c (get_narrower): Do not construct COMPONENT_REFs
33706 with mismatched types. Instead explicitly build a
33707 conversion NOP_EXPR.
33709 2007-01-05 Ian Lance Taylor <iant@google.com>
33711 * c-common.c (decl_with_nonnull_addr_p): New function.
33712 (c_common_truthvalue_conversion): Call it.
33713 * c-typeck.c (build_binary_op): Likewise.
33714 * c-common.h (decl_with_nonnull_addr_p): Declare.
33716 2007-01-05 Jakub Jelinek <jakub@redhat.com>
33719 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
33722 2007-01-05 Joel Brobecker <brobecker@adacore.com>
33724 * doc/install.texi (Final install): Document the fact that
33725 the GNAT runtime should not be stripped.
33727 2007-01-04 Jan Hubicka <jh@suse.cz>
33729 * tree-inline.c (fold_marked_statements): Update operand caches
33730 and EH after folding
33732 2007-01-04 Ian Lance Taylor <iant@google.com>
33734 * c-common.c (check_function_nonnull): Whitespace fix.
33736 2007-01-04 Jan Hubicka <jh@suse.cz>
33738 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
33739 comitted older version of patch.
33740 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
33741 function, celanup cfg and collect garbage.
33743 2007-01-04 Mike Stump <mrs@apple.com>
33745 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
33748 2007-01-04 Eric Christopher <echristo@apple.com>
33750 * libgcc2.c (__bswapsi2): Use SItype.
33751 (__bswapdi2): Use DItype.
33752 * libgcc2.h: Update for above.
33754 2007-01-04 Paul Brook <paul@codesourcery.com>
33756 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
33757 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
33758 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
33759 umulsidi3, umulsidi3adddi, smulsi3_highpart,
33760 umulsi3_highpart): Make conditional on !arm_arch6.
33761 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
33762 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
33763 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
33764 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
33765 umulsi3_highpart_v6): New insns.
33767 2007-01-04 Roger Sayle <roger@eyesopen.com>
33769 * fold-const.c (fold_convert): When casting an expression to void,
33770 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
33771 have a type. Instead of attempting to build a NOP_EXPR, return
33772 these "special" trees directly.
33774 2007-01-04 Joseph Myers <joseph@codesourcery.com>
33776 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
33777 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
33778 rs6000_cost->fp not 0 as adjustment for outer NEG.
33780 2007-01-04 Jan Hubicka <jh@suse.cz>
33782 * cgraph.c (cgraph_release_function_body): New function.
33783 (cgraph_remove_node): Use it.
33784 * cgraph.h (cgraph_release_function_body): Declare.
33785 * cgraphunit.c (cgraph_expand_function): Use it.
33786 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
33787 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
33788 is initialized and while compilation of other function is running.
33789 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
33790 statement CFG annotations from here to ...
33791 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
33793 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
33795 * cfgloop.h (enum li_flags): Make the constants powers of two.
33797 2007-01-04 Jan Hubicka <jh@suse.cz>
33799 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
33801 (fold_marked_statements): New function.
33802 (optimize_inline_calls, tree_function_versioning): Fold new statements.
33803 * tree-inline.h (copy_body_data): Add statements_to_fold.
33805 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
33807 * config.gcc: Mention libgcc/config.host.
33808 * Makefile.in: Update comments mentioning libgcc.
33809 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
33810 (all.cross, start.encap, rest.encap, rest.cross): Update
33811 dependencies for libgcc move.
33812 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
33813 (clean-target, clean-target-libgcc): Delete.
33814 (srcdirify, GCC_EXTRA_PARTS): New macros.
33815 (libgcc-support, libgcc.mvars): New rules.
33816 (distclean): Remove mention of mklibgcc.
33817 (install): Don't reference INSTALL_LIBGCC.
33818 (install-common): Don't reference EXTRA_PARTS.
33819 (install-libgcc, install-multilib): Delete rules.
33820 * mklibgcc.in: Delete file.
33821 * doc/configfiles.texi: Don't mention mklibgcc.
33823 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
33824 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
33825 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
33826 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
33827 (mklibgcc, ldblspecs): Likewise.
33829 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
33830 (posixpre.def): Use $(T).
33831 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
33832 (SHLIB_SRC, SHLIB_INSTALL): Delete.
33833 (SHLIB_LINK): Make dummy.
33834 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
33836 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
33838 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
33839 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
33840 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
33841 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
33843 * configure.ac (all_outputs): Remove mklibgcc.
33844 * configure: Regenerated.
33846 2007-01-03 Josh Conner <jconner@apple.com>
33848 PR middle-end/29683
33849 * calls.c (compute_argument_addresses): Set stack and stack_slot
33850 for partial args, too.
33851 (store_one_arg): Use locate.size.constant for the size when
33852 generating a save_area.
33854 2007-01-03 Robert Kennedy <jimbob@google.com>
33856 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
33857 whose definitions are deleted due to basic block merging.
33859 2007-01-03 Paul Brook <paul@codesourcery.com>
33862 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
33864 (use_return_insn): Return 0 for Thumb interrupt functions.
33865 (print_multi_reg): Add rfe argument for IRQ returns.
33866 (arm_output_epilogue): Pop interrupt return address directly into PC.
33867 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
33869 2007-01-03 Paul Brook <paul@codesourcery.com>
33871 Merge from sourcerygxx-4_1.
33872 * config/arm/thumb2.md: New file.
33873 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
33875 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
33876 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
33877 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
33878 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
33880 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
33881 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
33883 * config/arm/ieee754-sf.S: Ditto.
33884 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
33885 (thumb1_base_register_rtx_p): ... to this.
33886 (thumb_index_register_rtx_p): Rename...
33887 (thumb1_index_register_rtx_p): ... to this.
33888 (thumb_output_function_prologue): Rename...
33889 (thumb1_output_function_prologue): ... to this.
33890 (thumb_legitimate_address_p): Rename...
33891 (thumb1_legitimate_address_p): ... to this.
33892 (thumb_rtx_costs): Rename...
33893 (thumb1_rtx_costs): ... to this.
33894 (thumb_compute_save_reg_mask): Rename...
33895 (thumb1_compute_save_reg_mask): ... to this.
33896 (thumb_final_prescan_insn): Rename...
33897 (thumb1_final_prescan_insn): ... to this.
33898 (thumb_expand_epilogue): Rename...
33899 (thumb1_expand_epilogue): ... to this.
33900 (arm_unwind_emit_stm): Rename...
33901 (arm_unwind_emit_sequence): ... to this.
33902 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
33903 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
33904 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
33905 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
33906 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
33907 thumb2_output_casesi): New functions.
33908 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
33909 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
33910 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
33911 THUMB2_WORK_REGS): Define.
33912 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
33913 arm_condexec_mask, arm_condexec_masklen)): New variables.
33914 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
33915 (arm_override_options): Check new CPU capabilities.
33916 Set new architecture flag variables.
33917 (arm_isr_value): Handle v7m interrupt functions.
33918 (user_return_insn): Return 0 for v7m interrupt functions. Handle
33920 (const_ok_for_arm): Handle Thumb-2 constants.
33921 (arm_gen_constant): Ditto. Use movw when available.
33922 (arm_function_ok_for_sibcall): Return false for v7m interrupt
33924 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
33925 (thumb_find_work_register, arm_load_pic_register,
33926 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
33927 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
33928 print_multi_reg, output_mov_long_double_fpa_from_arm,
33929 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
33930 output_mov_double_fpa_from_arm, output_move_double,
33931 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
33932 output_return_instruction, arm_output_function_prologue,
33933 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
33934 arm_output_mi_thunk, thumb_set_return_address): Ditto.
33935 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
33936 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
33937 (arithmetic_instr, shift_op): Use arm_shift_nmem.
33938 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
33940 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
33941 (thumb_expand_prologue): Use thumb_set_frame_pointer.
33942 (arm_file_start): Output directive for unified syntax.
33943 (arm_unwind_emit_set): Handle stack alignment instruction.
33944 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
33945 Add v6t2, v7, v7a, v7r and v7m.
33946 (RETLDM): Add Thumb-2 code.
33947 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
33948 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
33949 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
33950 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
33951 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
33952 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
33953 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
33954 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
33955 ADJUST_INSN_LENGTH): Define.
33956 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
33957 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
33958 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
33959 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
33960 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
33961 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
33962 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
33963 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
33964 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
33965 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
33966 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
33967 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
33968 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
33969 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
33970 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
33971 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
33972 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
33974 * config/arm/arm-tune.md: Regenerate.
33975 * config/arm/arm-protos.h: Update prototypes.
33976 * config/arm/vfp.md: Enable patterns for Thumb-2.
33977 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
33978 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
33979 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
33980 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
33981 * config/arm/libunwind.S: Add Thumb-2 code.
33982 * config/arm/constraints.md: Update include Thumb-2.
33983 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
33984 * config/arm/ieee754-df.S: Ditto.
33985 * config/arm/bpabi.S: Ditto.
33986 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
33987 * config/arm/predicates.md (low_register_operand,
33988 low_reg_or_int_operand, thumb_16bit_operator): New.
33989 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
33990 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
33991 * config/arm/t-arm-elf: Add armv7 multilib.
33992 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
33994 (UNSPEC_STACK_ALIGN, ce_count): New.
33995 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
33996 arm_zero_extendsidi2, arm_zero_extendqidi2): New
33998 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
33999 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
34000 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
34001 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
34002 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
34003 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
34005 * doc/extend.texi: Document ARMv7-M interrupt functions.
34006 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
34008 2007-01-03 Jakub Jelinek <jakub@redhat.com>
34010 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
34011 (struct _Unwind_Context): Rename args_size to flags, remove
34012 signal_frame field, add a new args_size field and version field.
34013 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
34014 _Unwind_IsExtendedContext): New inline functions.
34015 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
34016 Assume by_value array is only present if _Unwind_IsExtendedContext.
34017 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
34018 _Unwind_IsSignalFrame.
34019 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
34020 (uw_update_context_1): Use _Unwind_SetSignalFrame.
34021 (uw_init_context_1): Initialize context->flags to
34022 EXTENDED_CONTEXT_BIT.
34023 * config/rs6000/linux-unwind.h (frob_update_context): Use
34024 _Unwind_SetSignalFrame.
34026 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
34028 PR middle-end/30353
34029 * gimplify.c (gimplify_modify_expr_complex_part): Move below
34030 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
34033 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
34035 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
34036 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
34037 RET, AT_SP): Remove.
34038 * config/i386/i386.md (*sse_prologue_save_insn): Use return
34041 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
34042 * cfgbuild.c (find_basic_blocks): Likewise.
34043 * cfgrtl.c (rtl_create_basic_block): Likewise.
34044 * function.c (temp_slots_at_level): Likewise.
34045 * reg-stack.c (stack_regs_mentioned): Likewise.
34046 * regclass.c (allocate_reg_info): Likewise.
34047 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
34048 set_bb_for_stmt, move_block_to_fn): Likewise.
34049 * tree-complex.c (tree_lower_complex): Likewise.
34050 * vec.h (VEC_safe_grow_cleared): New.
34052 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
34054 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
34056 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
34057 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
34059 * cfgloopmanip.c (scale_loop_frequencies): Export.
34060 (loopify): Scale the frequencies by prescribed coefficients.
34061 (set_zero_probability): New function.
34062 (duplicate_loop_to_header_edge): Improve updating of frequencies.
34063 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
34064 and frequencies according to arguments.
34065 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
34067 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
34068 * modulo-sched.c (sms_schedule): Set probabilities for entering
34069 versioned loop correctly.
34070 * tree-vect-transform.c (vect_transform_loop): Ditto.
34071 * cfgloop.h (loopify, loop_version): Declaration changed.
34072 (scale_loop_frequencies): Declared.
34074 2007-01-02 Jan Hubicka <jh@suse.cz>
34076 * cgraph.c: Include tree-flow.h
34077 (cgraph_add_new-function): Handle IPA_SSA mode; execute
34078 early_local_passes.
34079 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
34080 * tree-pass.h (pass_all_early_optimizations): Declare.
34081 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
34082 early_local_passes.
34083 (cgraph_analyze_function): Do early_local_passes.
34084 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
34085 Do not add referenced vars.
34086 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
34088 (gate_all_early_local_passes): New gate.
34089 (pass_early_local_passes): Use new gate.
34090 (execute_early_local_optimizations): New functions.
34091 (gate_all_early_optimizations): New gate.
34092 (pass_all_early_optimizations): New pass.
34093 (execute_free_datastructures): Free SSA only when initialized.
34094 (gate_init_datastructures): Init only when optimizing.
34095 (tree_lowering_passes): Do early local passes when called late.
34096 * tree-profile.c (do_tree_profiling): Don't profile functions added
34098 (do_early_tree_profiling, pass_early_tree_profile): Kill.
34099 * tree-cfg.c (update_modified_stmts): Do not update when operands are
34101 * passes.c (init_optimizations_passes): Reorder so we go into SSA
34102 during early_local_passes.
34103 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
34106 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
34108 * Makefile.in: Update copyright year.
34110 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
34112 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
34113 in $(lang_checks) and check-consistency targets.
34115 2007-01-02 Jan Hubicka <jh@suse.cz>
34117 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
34118 Do not add referenced vars.
34119 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
34121 * passes.c (init_optimization_passes): Put mudflap_2 after
34122 free_datastructures.
34124 2007-01-02 Jan Hubicka <jh@suse.cz>
34126 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
34127 Set NOTHROW flag on call statements proved to be nothrow.
34128 Update statement of local calls so new pure/const functions are
34129 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
34131 (tree_rest_of_compilation): Register hooks and initialize bitmap
34132 early. Do not set after_inlining flag.
34134 2007-01-02 Steve Ellcey <sje@cup.hp.com>
34136 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
34137 HOST_BITS_PER_LONGLONG
34139 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
34142 * c-typeck.c (store_init_value): Don't emit pedantic overflow
34143 warning for non-static initializers.
34145 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
34147 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
34148 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
34149 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
34150 Always use set_unique_reg_note to add REG_EQUAL notes.
34152 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
34155 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
34157 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
34158 * cfgbuild.c (find_basic_blocks): Likewise.
34159 * cfgrtl.c (rtl_create_basic_block): Likewise.
34160 * function.c (temp_slots_at_level): Likewise.
34161 * reg-stack.c (stack_regs_mentioned): Likewise.
34162 * regclass.c (allocate_reg_info): Likewise.
34163 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
34164 set_bb_for_stmt, move_block_to_fn): Likewise.
34165 * tree-complex.c (tree_lower_complex): Likewise.
34166 * vec.h (VEC_safe_grow_cleared): New.
34168 2007-01-02 Ian Lance Taylor <iant@google.com>
34170 * c-common.c (c_common_truthvalue_conversion): When warning about
34171 using an assignment as a truth value, set TREE_NO_WARNING.
34173 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
34176 * c.opt (Wold-style-declaration): New.
34177 * doc/invoke.texi (C-only Warning Options): New.
34178 (Wold-style-declaration): Document it.
34179 (Wextra): Enabled by -Wextra.
34180 * c-opts.c (c_common_post_options): Enabled by -Wextra.
34181 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
34182 -Wold-style-declaration.
34184 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
34186 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
34187 * cfgbuild.c (find_basic_blocks): Likewise.
34188 * cfgrtl.c (rtl_create_basic_block): Likewise.
34189 * function.c (temp_slots_at_level): Likewise.
34190 * reg-stack.c (stack_regs_mentioned): Likewise.
34191 * regclass.c (allocate_reg_info): Likewise.
34192 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
34193 set_bb_for_stmt, move_block_to_fn): Likewise.
34194 * tree-complex.c (tree_lower_complex): Likewise.
34195 * vec.h (VEC_safe_grow_cleared): New.
34197 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
34199 * c-common.c (c_common_nodes_and_builtins): Since variants of
34200 void_type_node get built before it is given a name, we need to
34201 give those variants the name, too.
34202 (complete_array_type): We need to work with the canonical main
34203 type of the array, from which we will build the qualified version.
34204 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
34205 * print-tree.c (print_node): Display canonical type information
34207 * stor-layout.c (layout_type): When we don't know the
34208 alignment of a type for which we're building an array, we end up
34209 guessing wrong, so make the type require structural equality.
34210 * tree.c (make_node_stat): When we build a new type, it is its
34211 own canonical type.
34212 (build_type_attribute_qual_variant): When building an attribute
34213 variant, its canonical type is the non-attribute variant. However,
34214 if the attributes are target-dependent and they differ, we need to
34215 use structural equality checks for this type.
34216 (build_qualified_type): A qualified type is not equivalent to its
34217 unqualified variant; set the canonical type appropriately.
34218 (build_distinct_type_copy): When building a distinct type from
34219 another type, the new type is its own canonical type.
34220 (build_variant_type_copy): When building a new type variant, we
34221 assume that it is equivalent to the original type.
34222 (build_pointer_type_for_mode): When building a pointer type, also
34223 build a canonical type pointer.
34224 (build_reference_type_for_mode): When building a reference type,
34225 also build a canonical type reference.
34226 (build_index_type): When we can't hash an index type (e.g.,
34227 because its maximum value is negative), the index type requires
34228 structural equality tests.
34229 (build_array_type): Build the canonical form of an array type.
34230 (build_function_type): Function types require structural equality,
34231 because they contain default arguments, attributes, etc.
34232 (build_method_type_directly): Ditto for method types.
34233 (build_offset_type): Build the canonical offset type.
34234 (build_complex_type): Build the canonical vector type.
34235 (make_vector_type): Build the canonical vector type.
34236 * tree.h (TYPE_CANONICAL): New.
34237 (TYPE_STRUCTURAL_EQUALITY_P): New.
34238 (SET_TYPE_STRUCTURAL_EQUALITY): New.
34239 (struct tree_type): Added "canonical" field.
34240 * params.h (VERIFY_CANONICAL_TYPES): New.
34241 * doc/c-tree.texi (TYPE_CANONICAL): Document.
34242 (TYPE_STRUCTURAL_EQUALITY_P): Document.
34243 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
34244 * doc/invoke.texi (verify-canonical-types): Document --param
34245 parameter for verifying canonical types.
34247 2007-01-02 Joseph Myers <joseph@codesourcery.com>
34249 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
34250 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
34251 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
34252 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
34254 * config/rs6000/e500.h: New.
34255 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
34256 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
34258 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
34259 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
34260 TARGET_E500_DOUBLE): Remove.
34261 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
34262 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
34263 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
34264 * config/rs6000/rs6000.c (rs6000_override_options): Use
34265 CHECK_E500_OPTIONS.
34267 2007-01-02 Joseph Myers <joseph@codesourcery.com>
34269 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
34270 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
34271 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
34272 rs6000_emit_cmove): Don't check TARGET_E500.
34273 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
34274 sordered): Don't check TARGET_E500.
34276 2007-01-01 Eric Christopher <echristo@apple.com>
34278 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
34279 HARD_REGISTER_NUM_P.
34281 2007-01-01 Roger Sayle <roger@eyesopen.com>
34283 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
34284 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
34285 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
34288 2007-01-01 Mike Stump <mrs@apple.com>
34290 * configure.ac: Remove support for building with Apple's gcc-3.1.
34292 2007-01-02 Joseph Myers <joseph@codesourcery.com>
34294 PR middle-end/30311
34295 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
34296 REG is a hard register. Do not modify REG before calling
34298 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
34299 multiple of the size of YMODE for certain lowpart cases.
34301 2007-01-01 Andrew Pinski <pinskia@gmail.com>
34303 PR middle-end/30253
34304 * gimplify (voidify_wrapper_expr): Update for
34305 GIMPLE_MODIFY_STMT.
34307 2007-01-01 Andreas Schwab <schwab@suse.de>
34310 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
34311 save of BR0 in extra_spill_size instead of spill_size.
34312 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
34314 (ia64_expand_epilogue): Restore BR0 from its new location.
34316 2007-01-01 Andrew Pinski <pinskia@gmail.com>
34318 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
34319 Use a temporary variable if the left hand side is not a gimple
34322 2007-01-01 Andrew Pinski <pinskia@gmail.com>
34324 * gimplify.c (gimplify_return_expr): Make the temporary variable
34325 for the return expression, a gimple register variable.
34327 2007-01-01 Jan Hubicka <jh@suse.cz>
34329 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
34332 2007-01-01 Mike Stump <mrs@apple.com>
34334 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
34336 * config/darwin.c (machopic_select_rtx_section): Use
34337 HAVE_GAS_LITERAL16.
34338 (darwin_mergeable_constant_section): Likewise.
34339 * configure: Regenerate.
34340 * config.in: Regenerate.
34342 2007-01-01 Jan Hubicka <jh@suse.cz>
34343 Andrew Pinski <pinskia@gmail.com>
34345 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
34346 before starting IPA passes.