1 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
3 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
4 from register elimination as PRE_MODIFY / POST_MODIFY increments.
5 Do not attempt to handle MEM inside auto-inc expressions.
6 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
7 of a register modified by an auto-inc expression. However, do handle
8 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
9 (elimination_effects): Prohibit elimination of a register modified
10 by an auto-inc expression. Disable register elimination rules whose
11 target register is modified by an auto-inc expression with variable
14 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
16 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
18 (array_at_struct_end_p): New function.
19 (idx_infer_loop_bounds): Use it.
20 (estimate_numbers_of_iterations_loop): Export.
21 * predict.c (predict_loops): Use estimated_loop_iterations_int.
22 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
23 (tree_estimate_probability): Call record_loop_exits.
24 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
25 (estimated_loop_iterations, estimated_loop_iterations_int,
26 estimated_loop_iterations_tree): New functions.
27 (analyze_siv_subscript_cst_affine,
28 compute_overlap_steps_for_affine_1_2,
29 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
30 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
31 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
32 (PRED_LOOP_ITERATIONS_GUESSED): New.
33 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
34 * cfgloop.h (estimate_numbers_of_iterations_loop,
35 estimated_loop_iterations_int): Declare.
37 2007-02-25 Mark Mitchell <mark@codesourcery.com>
39 * doc/extend.texi: Document optional priority argument to
40 constructors and destructors.
41 * tree.c (init_priority_for_decl): Adjust GTY markers.
42 (init_ttree): Use priority-info hash functions for
43 init_priority_for_decl.
44 (tree_map_eq): Rename to ...
45 (tree_map_base_eq): ... this.
46 (tree_map_marked_p): Rename to ...
47 (tree_map_base_marked_p): ... this.
48 (tree_map_base_hash): New function.
49 (decl_init_priority_lookup): Rework.
50 (decl_fini_priority_lookup): New function.
51 (decl_priority_info): New function.
52 (decl_init_priority_insert): Use it.
53 (decl_fini_priority_insert): Likewise.
54 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
56 (decl_restrict_base_insert): Likewise.
57 (decl_debug_expr_insert): Likewise.
58 (decl_value_expr_lookup): Likewise.
59 (decl_value_expr_insert): Likewise.
60 * tree.h (priority_type): New type.
61 (decl_init_priority_lookup): Use priority_type.
62 (decl_fini_priority_lookup): New function.
63 (decl_init_priority_insert): Use priority_type.
64 (decl_fini_priority_insert): New function.
65 (DECL_HAS_INIT_PRIORITY): Tweak comments.
66 (DECL_INIT_PRIORITY): Likewise.
67 (SET_DECL_INIT_PRIORITY): Add comment.
68 (DECL_FINI_PRIORITY): New macro.
69 (SET_DECL_FINI_PRIORITY): Likewise.
70 (DEFAULT_INIT_PRIORITY): Document.
71 (MAX_INIT_PRIORITY): Likewise.
72 (MAX_RESERVED_INIT_PRIORITY): Likewise.
73 (tree_map_base): New type.
74 (tree_map_base_eq): New function.
75 (tree_map_base_hash): Likewise.
76 (tree_map_base_marked_p): Likewise.
77 (tree_map): Inherit from tree_map_base.
78 (tree_map_eq): Make it a macro.
79 (tree_map_marked_p): Likewise.
80 (tree_int_map): Inherit from tree_map_base.
81 (tree_int_map_eq): Make it a macro.
82 (tree_int_map_hash): Likewise.
83 (tree_int_map_marked_p): Likewise.
84 (tree_priority_map): New type.
85 (tree_priority_map_eq): New macro.
86 (tree_priority_map_hash): Likewise.
87 (tree_priority_map_marked_p): Likewise.
88 * varasm.c (emults_decl): Adjust for refactoring of tree_map
90 (emutls_common_1): Likewise.
91 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
92 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
93 of tree_map hierarchy.
94 * tree-cfg.c (move_stmt_r): Likewise.
95 (new_label_mapper): Likewise.
96 * c-tree.h (c_expand_body): Move to ...
97 * c-common.h (c_expand_body): ... here.
98 * c-decl.c (c_expand_body): Move to ...
99 * c-common.c (c_expand_body): ... here.
100 (c_common_attribute_table): Allow 1 argument for the constructor
101 and destructor attributes.
102 (get_priority): New function.
103 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
104 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
106 2007-02-24 Jan Hubicka <jh@suse.cz>
109 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
111 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
112 Jan Hubicka <jh@suse.cz>
115 * i386.c (counter_mode): New function.
116 (expand_set_or_movmem_via_loop): Use it.
117 (expand_movmem_epilogue): Likewise; fix pasto.
118 (ix86_expand_movmem): Do emit guard even for constant counts.
119 (ix86_expand_setmem): Likewise.
121 2007-02-25 Nick Clifton <nickc@redhat.com>
123 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
124 (JUMP_TABLES_IN_TEXT_SECTION): Define.
126 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
129 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
130 count argument with 0x10, not with 0x16.
131 (expand_setmem_epilogue): Ditto.
133 2007-02-24 Mike Stump <mrs@apple.com>
135 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
138 2007-02-24 Richard Guenther <rguenther@suse.de>
141 * fold-const.c (fold_binary): Fold x +- CST op x for
144 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
146 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
148 2007-02-24 Jan Hubicka <jh@suse.cz>
150 * cgraphunit.c (decide_is_function_needed): Honor
151 -fkeep-inline-functions.
153 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
155 * builtins.c (fold_builtin_modf): New.
156 (fold_builtin_2): Use it.
158 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
160 * loop-iv.c (implies_p): Detect additional cases where A implies B.
161 (determine_max_iter): Take additional LOOP arg; all callers changed.
162 Lose broken logic dealing with PLUS. Try to limit the upper bound by
163 one using simplifications.
164 (simplify_using_initial_values): Return if the expression becomes
165 invalid due to altered regs.
167 2007-02-23 DJ Delorie <dj@redhat.com>
169 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
171 2007-02-23 Mike Stump <mrs@apple.com>
173 * tlink.c (scan_linker_output): Parse linker messages from
174 darwin9's linker better.
176 2007-02-23 Steve Ellcey <sje@cup.hp.com>
179 * varpool.c (varpool_assemble_pending_decls): Set
180 varpool_last_needed_node to null.
182 2007-02-23 DJ Delorie <dj@redhat.com>
184 * config/i386/i386.c (ix86_data_alignment): Don't specify an
185 alignment bigger than the object file can handle.
187 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
190 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
191 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
192 (*movsf_1): Penalize MMX moves.
194 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
196 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
197 2^32-1 or more times unless flag_unsafe_loop_optimizations.
199 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
201 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
203 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
204 (fold_builtin_1): Use them.
205 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
206 BUILT_IN_SIGNIFICAND.
208 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
210 * config/i386/i386.c (bdesc_1arg): Initialize
211 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
212 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
213 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
214 and IX86_BUILTIN_MOVSLDUP.
216 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
218 PR rtl-optimization/30841
219 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
221 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
223 * builtins.c (fold_builtin_frexp): New.
224 (fold_builtin_2): Use it.
226 2007-02-22 Mark Mitchell <mark@codesourcery.com>
228 * doc/invoke.texi (Spec Files): Document getenv spec function.
230 * gcc.c (getenv_spec_function): New function.
231 (static_spec_functions): Add it.
232 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
233 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
236 2007-02-22 Michael Matz <matz@suse.de
239 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
240 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
242 2007-02-22 Ian Lance Taylor <iant@google.com>
245 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
246 (mem_loc_descriptor): Call it.
248 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
249 Ira Rosen <irar@il.ibm.com>
251 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
253 2007-02-22 Ira Rosen <irar@il.ibm.com>
255 PR tree-optimization/30843
256 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
257 stores only after all the group is vectorized.
259 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
261 PR tree-optimization/30858
262 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
263 in the reduction cycle have a single use in the loop.
264 * tree-vectorizer.h (relevant): Add documentation.
266 2007-02-20 Mike Stump <mrs@apple.com>
268 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
269 * configure: Regenerate.
271 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
273 Change the defaults of some parameters and options.
274 * config/spu/spu-protos.h (spu_optimization_options): Declare.
275 * config/spu/spu.c (spu_optimization_options): Add.
276 (spu_override_options): Change params in spu_optimization_options.
277 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
279 Register 127 is only 16 byte aligned when used as a frame pointer.
280 * config/spu/spu-protos.h (spu_init_expanders): Declare.
281 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
282 HARD_FRAME_POINTER_REGNUM.
283 (spu_legitimate_address): Use regno_aligned_for_reload.
284 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
285 aligned when frame_pointer_needed is true.
286 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
288 * config/spu/spu.h (INIT_EXPANDERS): Define.
290 Make sure shift and rotate instructions have valid immediate operands.
291 * config/spu/predicates.md (spu_shift_operand): Remove.
292 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
293 * config/spu/constraints.md (W, O): Extend range.
294 * config/spu/spu.md (umask, nmask): Define.
295 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
296 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
297 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
298 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
299 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
300 (lshr<mode>3_reg): Fix rtl description.
302 Make sure mulhisi immediate operands are valid.
303 * config/spu/predicates.md (imm_K_operand): Add.
304 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
306 Generate constants using fsmbi and andi.
307 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
308 (print_operand, spu_split_immediate, classify_immediate,
309 fsmbi_const_p): Handle IC_FSMBI2.
311 Correctly handle a CONST_VECTOR containing symbols.
312 * config/spu/spu.c (print_operand): Handle HIGH correctly.
313 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
314 (immediate_load_p): Allow symbols that use 2 instructions to create.
315 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
316 with symbols when flag_pic is set.
317 (const_vector_immediate_p): New.
318 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
319 accept a CONST_VECTOR with symbols.
320 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
321 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
323 * config/spu/spu.md (high, low): Delete.
324 (low_<mode>): Define.
326 Remove INTRmode and INTR_REGNUM, which didn't work.
327 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
329 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
330 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
331 peephole2 pattern): Don't use INTR or 131.
333 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
334 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
335 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
336 (UNSPEC_SET_INTR): Add.
337 * config/spu/spu-modes.def (INTR): Remove.
339 More accurate warnings about run-time relocations.
340 * config/spu/spu.c (reloc_diagnostic): Test in_section.
342 Correctly warn about immediate arguments to specific intrinsics.
343 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
344 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
345 the instruction predicate.
347 Fix tree check errors with latest update.
348 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
350 (spu_expand_builtin): Use CALL_EXPR_FN.
352 Add missing specific intrinsics.
353 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
355 * config/spu/spu_internals.h: Ditto.
357 Fix incorrect operand modifiers.
358 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
359 * config/spu/spu.md (xor<mode>3): Change %S to %J.
361 Optimize one case of zero_extend of a vec_select.
362 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
364 Accept any immediate for hbr.
365 * config/spu/spu.md (hbr): Change s constraints to i.
367 2007-02-21 Paul Brook <paul@codesourcery.com>
369 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
370 condexec_count when skipping USE and CLOBBER.
372 2007-02-21 Nick Clifton <nickc@redhat.com>
374 * common.opt (Warray-bounds): Add Warning attribute.
375 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
377 (fsized-zeroes): Add Optimization attribute.
378 (fsplit-wide-types, ftree-scev-cprop): Likewise.
379 * c.opt (Wc++0x-compat): Add Warning attribute.
381 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
384 * reload1.c (eliminate_regs_in_insn): In the single_set special
385 case, attempt to re-recognize the insn before falling back to
386 having reload fix it up.
388 2007-02-20 Eric Christopher <echristo@gmail.com>
390 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
392 (frv_read_iacc_argument): Ditto.
393 (frv_expand_set_builtin): Take a call instead of arglist, update for
395 (frv_expand_unop_builtin): Ditto.
396 (frv_expand_binop_builtin): Ditto.
397 (frv_expand_cut_builtin): Ditto.
398 (frv_expand_binopimm_builtin): Ditto.
399 (frv_expand_voidbinop_builtin): Ditto.
400 (frv_expand_int_void2arg): Ditto.
401 (frv_expand_prefetches): Ditto.
402 (frv_expand_voidtriop_builtin): Ditto.
403 (frv_expand_voidaccop_builtin): Ditto.
404 (frv_expand_load_builtin): Ditto.
405 (frv_expand_store_builtin): Ditto.
406 (frv_expand_mdpackh_builtin): Ditto.
407 (frv_expand_mclracc_builtin): Ditto.
408 (frv_expand_mrdacc_builtin): Ditto.
409 (frv_expand_mwtacc_builtin): Ditto.
410 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
413 2007-02-20 Janis Johnson <janis187@us.ibm.com>
415 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
416 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
418 (HAVE_GAS_DFP): Check for assembler support of decimal floating
420 * configure: Regenerate.
421 * config.in: Regenerate.
422 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
423 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
424 masks to power6 and power6x and to POWERPC_MASKS.
425 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
427 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
428 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
429 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
430 Access PROTOTYPE as variable, not mask.
432 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
434 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
435 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
436 * combine.c (adjust_for_new_dest): Use it.
437 * postreload.c (reload_combine): Likewise.
439 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
441 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
442 notes on an insn with multiple sets, even if single_set returns
443 non-NULL for that insn.
445 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
447 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
450 2007-02-20 Geoffrey Keating <geoffk@apple.com>
452 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
453 if user didn't pass it.
454 * config/i386/darwin.h (CC1_SPEC): Likewise.
455 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
456 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
457 -mmacosx-version-min.
459 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
460 Uros Bizjak <ubizjak@gmail.com>
462 * optabs.h (enum optab_index): Add new OTI_scalb.
463 (scalb_optab): Define corresponding macro.
464 * optabs.c (init_optabs): Initialize scalb_optab.
465 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
467 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
468 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
469 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
470 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
471 flag_unsafe_math_optimizations is set.
473 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
474 to implement scalbf, scalb and scalbl built-ins as inline x87
477 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
478 DJ Delorie <dj@redhat.com>
481 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
482 (diagnostic_report_diagnostic): ... here, and turn them into real
483 errors. If warnings are inhibited, no need to do anything.
485 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
487 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
488 better code generation.
490 2007-02-20 Ben Elliston <bje@au.ibm.com>
492 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
494 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
496 * config/alpha/alpha.c, config/alpha/alpha.md,
497 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
498 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
499 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
500 config/arm/lib1funcs.asm: Follow spelling conventions.
502 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
503 config/fr30/fr30.md, config/i386/i386.h,
504 config/iq2000/iq2000.h, config/iq2000/predicates.md,
505 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
506 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
507 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
508 config/rs6000/altivec.md, config/rs6000/rs6000.c,
509 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
510 config/sparc/sparc.c, config/sparc/sparc.h,
511 config/sparc/sparc.md, config/spu/constraints.md,
512 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
515 2007-02-20 Alan Modra <amodra@bigpond.net.au>
518 * varasm.c (use_blocks_for_decl_p): Return false for decls with
521 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
523 * doc/invoke.texi (-ftree-lrs): Remove.
525 2007-02-19 Diego Novillo <dnovillo@redhat.com>
527 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
530 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
532 * config/ia64/ia64.c (ia64_expand_builtin): Use the
533 new CALL_EXPR_FN macro for retrieving the function
534 declaration of the input expression.
536 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
538 * c.opt (Waddress): New.
539 * common.opt (Walways-true): Delete.
540 (Wstring-literal-comparison): Delete.
541 * doc/invoke.texi (Warning Options): Delete -Walways-true and
542 -Wstring-literal-comparison. Add -Waddress.
544 (Walways-true): Delete.
545 (Wstring-literal-comparison): Delete.
546 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
547 consistently instead of -Walways-true in example.
548 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
549 * c-typeck.c (parser_build_binary_op): Replace
550 -Wstring-literal-comparison and -Walways-true with -Waddress.
551 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
554 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
556 * tree-cfg.c (dump_function_to_file): Be prepared for functions
557 without DECL_STRUCT_FUNCTION initialized.
559 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
561 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
562 due to calls to functions taking pointers as parameters.
564 2007-02-19 Richard Henderson <rth@redhat.com>
567 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
570 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
572 * config/s390/s390.c (s390_call_saved_register_used,
573 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
574 accessed to the new scheme.
576 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
578 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
579 (cris_print_index, cris_print_operand, cris_print_operand_address)
580 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
581 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
582 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
584 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
585 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
586 GO_IF_LEGITIMATE_ADDRESS): Ditto.
587 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
588 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
589 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
590 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
591 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
592 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
593 (uminsi3, call, call_value): Ditto.
594 (define_split: indir_to_reg_split, unnamed): Ditto.
596 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
598 PR tree-optimization/30975
599 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
602 2007-02-18 Eric Christopher <echristo@gmail.com>
604 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
605 Remove use of arglist.
606 (mips_expand_builtin): Remove use of arglist, pass in expr.
607 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
608 (mips_expand_builtin_movtf): Ditto.
609 (mips_expand_builtin_compare): Ditto.
611 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
613 * tree-sra.c (sra_build_assignment): Replace assertion
614 checking with a comment explaining why it can't be done.
616 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
619 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
620 during CALL_EXPR representation conversion.
621 * tree-ssa-propagate.c (set_rhs): Likewise.
623 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
625 * tree-sra.c (sra_build_assignment): Disable assertion checking
628 2007-02-18 Roger Sayle <roger@eyesopen.com>
630 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
631 instead of calling build2 with a GIMPLE_MODIFY_STMT.
632 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
634 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
635 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
636 gimplify_init_ctor_eval_range, gimple_push_cleanup,
637 gimplify_omp_for, gimplify_omp_atomic_pipeline,
638 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
639 force_gimple_operand): Likewise.
640 * ipa-cp.c (constant_val_insert): Likewise.
641 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
642 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
643 perfect_nestify): Likewise.
644 * langhooks.c (lhd_omp_assignment): Likewise.
645 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
646 lower_copyprivate_clauses, lower_send_clauses,
647 lower_send_shared_vars, expand_parallel_call,
648 expand_omp_for_generic, expand_omp_for_static_nochunk,
649 expand_omp_for_static_chunk, expand_omp_sections,
650 lower_omp_single_copy, lower_omp_for_lastprivate,
651 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
652 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
653 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
656 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
658 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
659 config/sh/sh.md: Follow spelling conventions.
661 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
662 config/frv/predicates.md: Follow spelling conventions.
664 * config/m68k/linux-unwind.h: Fix a comment typo.
665 * target.h: Follow spelling conventions.
667 2007-02-18 Roger Sayle <roger@eyesopen.com>
669 PR rtl-optimization/28173
670 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
671 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
672 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
673 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
674 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
676 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
678 * builtins.c (fold_builtin_load_exponent): New.
679 (fold_builtin_2): Use it.
681 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
683 PR rtl-optimization/30773
684 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
685 if we fail to attach a REG_EQUIV note.
687 2007-02-18 David Edelsohn <edelsohn@gnu.org>
688 Roger Sayle <roger@eyesopen.com>
690 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
692 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
694 * calls.c (initialize_argument_information): Pass original EXP
695 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
696 code to split complex arguments here, as part of initializing the
698 (expand_call): Remove code that builds a list of arguments and
699 inserts implicit arguments into it. Instead, just count how many
700 implicit arguments there will be so we can determine the size of
701 the ARGS array, and let initialize_argument_information do the work.
702 (split_complex_values): Delete unused function.
704 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
706 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
708 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
710 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
711 for arg pointer based indexed addressing.
713 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
715 * config/ia64/ia64.h, config/ia64/ia64.md,
716 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
717 spelling conventions.
719 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
721 * config/m68k/m68k.c (split_di): New.
722 * config/m68k/m68k-protos.h: Declare split_di.
723 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
724 Improve predicate handling and split constant shifts.
726 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
728 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
729 parameter for register bitfield operations, general predicates
732 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
734 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
735 * config/m68k/linux-unwind.h: New file.
737 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
739 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
740 config/i386/athlon.md, config/ia64/ia64.md,
741 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
742 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
743 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
744 tree-ssa-loop-niter.c, tree-vect-analyze.c,
745 tree-vect-transform.c: Fix comment typos.
747 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
749 * sched-deps.c (find_insn_list): Remove.
750 * sched-int.h: Remove the prototype for find_insn_list.
752 2007-02-16 Geoffrey Keating <geoffk@apple.com>
754 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
756 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
757 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
758 darwin_rs6000_override_options.
759 (C_COMMON_OVERRIDE_OPTIONS): Expect
760 darwin_macosx_version_min to be non-NULL always.
761 (TARGET_C99_FUNCTIONS): Likewise.
762 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
763 (DARWIN_MINVERSION_SPEC): New.
764 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
765 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
767 (DARWIN_MINVERSION_SPEC): New.
768 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
770 * config/darwin-c.c (darwin_cpp_builtins): Expect
771 darwin_macosx_version_min to be non-NULL always.
773 * config/rs6000/rs6000.c: Clean up trailing whitespace.
775 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
777 * config/i386/i386.h (x86_use_xchgb): New.
778 (TARGET_USE_XCHGB): New macro.
779 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
780 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
781 Split after reload into bswaphi for shifts of 8.
782 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
783 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
784 or when optimizing for size.
786 2007-02-16 Richard Guenther <rguenther@suse.de>
787 Christian Bruel <christian.bruel@st.com>
789 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
790 DECLs but prefer SSA_NAMEs over DECLs.
792 2007-02-16 Richard Guenther <rguenther@suse.de>
794 * tree-flow-inline.h (single_imm_use_p): Remove.
795 (zero_imm_uses_p): Likewise.
796 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
797 instead of single_imm_use_p.
798 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
801 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
804 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
805 nested double- and backquotes.
807 2007-02-15 Roger Sayle <roger@eyesopen.com>
810 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
811 should be unreachable.
812 (build2_stat): Allow construction of MODIFY_EXPR at any time.
813 For the time being redirect GIMPLE_MODIFY_STMT to the new
814 (renamed) build_gimple_modify_stmt_stat.
815 (build2_gimple_stat): Rename to...
816 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
817 Always build a GIMPLE_MODIFY_STMT node.
818 * tree.h (build2_gimple, build2_gimple_stat): Delete.
819 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
822 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
823 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
824 * tree-complex.c (set_component_ssa_name, expand_complex_move,
825 expand_complex_div_wide): Likewise.
826 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
827 * tree-ssa-loop-im.c (schedule_sm): Likewise.
828 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
829 * tree-ssa-loop-manip.c (create_iv): Likewise.
830 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
831 abs_replacement): Likewise.
832 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
833 realify_fake_stores): Likewise.
835 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
836 node rather than a GIMPLE_MODIFY_STMT node.
837 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
838 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
840 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
841 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
844 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
847 * fold-const.c (fold_comparison): Add back the
848 folding of constant complex comparisions.
850 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
853 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
854 effects unknown to this function, return early.
856 2007-02-15 Ian Lance Taylor <iant@google.com>
858 * lower-subreg.c (move_eh_region_note): New static function.
859 (resolve_simple_move): Call it.
860 (decompose_multiword_subregs): Track blocks for which we resolve a
861 simple move which is also a control flow insn. Pass them to
862 find_many_sub_basic_blocks.
863 (pass_lower_subreg): Add TODO_verify_flow.
864 (pass_lower_subreg2): Likewise.
866 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
867 Brooks Moses <brooks.moses@codesourcery.com>
868 Lee Millward <lee.millward@codesourcery.com>
870 * tree.h (enum tree_code_class): Add tcc_vl_exp.
871 (VL_EXP_CLASS_P): New.
872 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
874 (TREE_OPERAND_CHECK_CODE): Likewise.
875 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
876 (TREE_RTL_OPERAND_CHECK): Likewise.
877 (tree_operand_check_failed): Make second parameter the whole tree
878 instead of its code. Fixed callers.
880 (TREE_OPERAND_LENGTH): New.
881 (VL_EXP_OPERAND_LENGTH): New.
883 (CALL_EXPR_STATIC_CHAIN): New.
884 (CALL_EXPR_ARGS): New.
885 (CALL_EXPR_ARG): New.
886 (call_expr_nargs): New.
887 (CALL_EXPR_ARGP): New.
888 (build_nt_call_list): Declare.
889 (build_vl_exp_stat): Declare.
891 (build_call_list): Declare.
892 (build_call_nary): Declare.
893 (build_call_valist): Declare.
894 (build_call_array): Declare.
895 (call_expr_arg): Declare.
896 (call_expr_argp): Declare.
897 (call_expr_arglist): Declare.
898 (fold_build_call_list): Declare.
899 (fold_build_call_list_initializer): Declare.
900 (fold_call_expr): Declare to replace fold_builtin.
901 (fold_builtin_fputs): Update to agree with modified definition.
902 (fold_builtin_strcpy): Likewise.
903 (fold_builtin_strncpy): Likewise.
904 (fold_builtin_memory_chk): Likewise.
905 (fold_builtin_stxcpy_chk): Likewise.
906 (fold_builtin_strncpy_chk): Likewise.
907 (fold_builtin_next_arg): Likewise.
908 (fold_build_call_expr): Declare.
909 (fold_builtin_call_list): Declare.
910 (fold_builtin_call_valist): Declare.
911 (build_call_expr): Declare.
912 (validate_arglist): Update to agree with modified definition.
913 (tree_operand_length): New.
914 (call_expr_arg_iterator): New.
915 (init_call_expr_arg_iterator): New.
916 (next_call_expr_arg): New.
917 (first_call_expr_arg): New.
918 (more_call_expr_args_p): New.
919 (FOR_EACH_CALL_EXPR_ARG): New.
921 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
923 (tree_code_size): Update documentation. Use sizeof (tree) rather
924 than sizeof (char *).
925 (tree_size): Likewise. Add case for tcc_vl_exp.
926 (tree_node_structure): Add case for tcc_vl_exp.
927 (contains_placeholder_p): Likewise.
928 (substitute_in_expr): Likewise.
929 (substitute_placeholder_in_expr): Likewise.
930 (stabilize_reference_1): Likewise.
931 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
932 to diagnose breakage of this interface for constructing CALL_EXPRs.
933 (build_nt): Add similar assertion here.
934 (build_nt_call_list): New.
935 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
936 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
938 (get_callee_fndecl): Use new CALL_EXPR accessors.
939 (tree_operand_check_failed): Change parameters to pass entire node
940 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
941 (process_call_operands): New.
942 (build_vl_exp_stat): New.
943 (build_call_list): New.
944 (build_call_nary): New.
945 (build_call_valist): New.
946 (build_call_array): New.
947 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
948 (call_expr_arglist): New.
950 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
951 tcc_vl_exp instead of a fixed-size tcc_expression.
953 * doc/c-tree.texi (CALL_EXPR): Document new representation and
954 accessors for CALL_EXPRs.
955 (AGGR_INIT_EXPR): Likewise.
957 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
958 Brooks Moses <brooks.moses@codesourcery.com>
959 Lee Millward <lee.millward@codesourcery.com>
961 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
962 (expand_builtin_nonlocal_goto): Change parameter to be entire
963 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
964 (expand_builtin_prefetch): Likewise.
965 (expand_builtin_classify_type): Likewise.
966 (mathfn_built_in): Return NULL_TREE instead of 0.
967 (expand_errno_check): Use new CALL_EXPR accessors.
968 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
969 Return NULL_RTX instead of 0.
970 (expand_builtin_mathfn_2): Likewise.
971 (expand_builtin_mathfn_3): Likewise.
972 (expand_builtin_interclass_mathfn): Likewise.
973 (expand_builtin_sincos): Likewise.
974 (expand_builtin_cexpi): Likewise.
975 (expand_builtin_int_roundingfn): Likewise.
976 (expand_builtin_int_roundingfn_2): Likewise.
977 (expand_builtin_pow): Likewise.
978 (expand_builtin_powi): Likewise.
979 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
980 of arglist, fixing callers appropriately. Use new CALL_EXPR
981 accessors and constructors. Return NULL_RTX instead of 0.
982 (expand_builtin_strstr): Likewise.
983 (expand_builtin_strchr): Likewise.
984 (expand_builtin_strrchr): Likewise.
985 (expand_builtin_strpbrk): Likewise.
986 (expand_builtin_memcpy): Likewise.
987 (expand_builtin_mempcpy): Likewise.
988 (expand_builtin_mempcpy_args): New.
989 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
990 (expand_builtin_memmove_args): New.
991 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
992 (expand_movstr): Likewise.
993 (expand_builtin_strcpy): Likewise.
994 (expand_builtin_strcpy_args): New.
995 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
996 (expand_builtin_strncpy): Likewise.
997 (expand_builtin_memset): Likewise.
998 (expand_builtin_memset_args): New.
999 (expand_builtin_bzero): Similarly to expand_builtin_memset.
1000 (expand_builtin_memcmp): Likewise.
1001 (expand_builtin_strcmp): Likewise.
1002 (expand_builtin_strncmp): Likewise.
1003 (expand_builtin_strcat): Likewise.
1004 (expand_builtin_strncat): Likewise.
1005 (expand_builtin_strspn): Likewise.
1006 (expand_builtin_strcspn): Likewise.
1007 (expand_builtin_args_info): Likewise.
1008 (expand_builtin_va_start): Likewise.
1009 (gimplify_va_arg_expr): Likewise.
1010 (expand_builtin_va_end): Likewise.
1011 (expand_builtin_va_copy): Likewise.
1012 (expand_builtin_frame_address): Likewise.
1013 (expand_builtin_alloca): Likewise.
1014 (expand_builtin_bswap): Likewise.
1015 (expand_builtin_unop): Likewise.
1016 (expand_builtin_fputs): Likewise.
1017 (expand_builtin_expect): Likewise.
1018 (expand_builtin_fabs): Likewise.
1019 (expand_builtin_copysign): Likewise.
1020 (expand_builtin_printf): Likewise.
1021 (expand_builtin_fprintf): Likewise.
1022 (expand_builtin_sprintf): Likewise.
1023 (expand_builtin_init_trampoline): Likewise.
1024 (expand_builtin_signbit): Likewise.
1025 (expand_builtin_fork_or_exec): Likewise.
1026 (expand_builtin_sync_operation): Likewise.
1027 (expand_builtin_compare_and_swap): Likewise.
1028 (expand_builtin_lock_test_and_set): Likewise.
1029 (expand_builtin_lock_release): Likewise.
1030 (expand_builtin): Likewise.
1031 (builtin_mathfn_code): Likewise.
1033 (fold_builtin_constant_p): Pass call arguments individually instead
1034 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1035 accessors and constructors. Return NULL_TREE instead of 0.
1036 (fold_builtin_expect): Likewise.
1037 (fold_builtin_classify_type): Likewise.
1038 (fold_builtin_strlen): Likewise.
1039 (fold_builtin_nan): Likewise.
1040 (integer_valued_real_p): Likewise.
1041 (fold_trunc_transparent_mathfn): Likewise.
1042 (fold_fixed_mathfn): Likewise.
1043 (fold_builtin_cabs): Likewise.
1044 (fold_builtin_sqrt): Likewise.
1045 (fold_builtin_cbrt): Likewise.
1046 (fold_builtin_cos): Likewise.
1047 (fold_builtin_cosh): Likewise.
1048 (fold_builtin_tan): Likewise.
1049 (fold_builtin_sincos): Likewise.
1050 (fold_builtin_cexp): Likewise.
1051 (fold_builtin_trunc): Likewise.
1052 (fold_builtin_floor): Likewise.
1053 (fold_builtin_ceil): Likewise.
1054 (fold_builtin_round): Likewise.
1055 (fold_builtin_int_roundingfn): Likewise.
1056 (fold_builtin_bitop): Likewise.
1057 (fold_builtin_bswap): Likewise.
1058 (fold_builtin_logarithm): Likewise.
1059 (fold_builtin_hypot): Likewise.
1060 (fold_builtin_pow): Likewise.
1061 (fold_builtin_powi): Likewise.
1062 (fold_builtin_exponent): Likewise.
1063 (fold_builtin_memset): Likewise.
1064 (fold_builtin_bzero): Likewise.
1065 (fold_builtin_memory_op): Likewise.
1066 (fold_builtin_bcopy): Deleted; call site changed to invoke
1067 fold_builtin_memory_op directly.
1068 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
1069 (fold_builtin_strncpy): Likewise.
1070 (fold_builtin_memcmp): Likewise.
1071 (fold_builtin_strcmp): Likewise.
1072 (fold_builtin_strncmp): Likewise.
1073 (fold_builtin_signbit): Likewise.
1074 (fold_builtin_copysign): Likewise.
1075 (fold_builtin_isascii): Likewise.
1076 (fold_builtin_toascii): Likewise.
1077 (fold_builtin_isdigit): Likewise.
1078 (fold_builtin_fabs): Likewise.
1079 (fold_builtin_abs): Likewise.
1080 (fold_builtin_fmin_fmax): Likewise.
1081 (fold_builtin_carg): Likewise.
1082 (fold_builtin_classify): Likewise.
1083 (fold_builtin_unordered_cmp): Likewise.
1085 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
1086 New functions split out from fold_builtin_1.
1087 (fold_builtin_n): New.
1088 (fold_builtin_varargs): New.
1089 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
1091 (fold_call_expr): New.
1092 (build_function_call_expr): Rewrite to use new helper function.
1093 (fold_builtin_call_list): New.
1094 (build_call_expr): New.
1095 (fold_builtin_call_valist): New.
1096 (rewrite_call_expr): New.
1097 (validate_arg): New.
1098 (validate_arglist): Change parameter to be entire CALL_EXPR instead
1099 of an arglist. Change return type to bool. Use new CALL_EXPR
1102 (fold_builtin_strstr): Pass call arguments individually instead
1103 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1104 accessors and constructors. Return NULL_TREE instead of 0.
1105 (fold_builtin_strchr): Likewise.
1106 (fold_builtin_strrchr): Likewise.
1107 (fold_builtin_strpbrk): Likewise.
1108 (fold_builtin_strcat): Likewise.
1109 (fold_builtin_strncat): Likewise.
1110 (fold_builtin_strspn): Likewise.
1111 (fold_builtin_strcspn): Likewise.
1112 (fold_builtin_fputs): Likewise.
1113 (fold_builtin_next_arg): Likewise.
1114 (fold_builtin_sprintf): Likewise.
1116 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
1117 NULL_RTX instead of 0.
1118 (expand_builtin_memory_chk): Likewise.
1119 (maybe_emit_chk_warning): Likewise.
1120 (maybe_emit_sprintf_chk_warning): Likewise.
1122 (fold_builtin_object_size): Pass call arguments individually instead
1123 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1124 accessors and constructors. Return NULL_TREE instead of 0.
1125 (fold_builtin_memory_chk): Likewise.
1126 (fold_builtin_stxcpy_chk): Likewise.
1127 (fold_builtin_strncpy_chk): Likewise.
1128 (fold_builtin_strcat_chk): Likewise.
1129 (fold_builtin_strcat_chk): Likewise.
1130 (fold_builtin_strncat_chk): Likewise.
1131 (fold_builtin_sprintf_chk): Likewise.
1132 (fold_builtin_snprintf_chk): Likewise.
1133 (fold_builtin_printf): Likewise.
1134 (fold_builtin_vprintf): Likewise.
1136 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
1138 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
1139 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1140 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
1141 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
1142 (fold_unary): Likewise.
1143 (fold_binary): Likewise.
1144 (fold_ternary): Remove CALL_EXPR case, since they are no longer
1145 ternary expressions.
1146 (fold): Add logic for tcc_vl_exp.
1147 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
1148 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1149 (fold_build3_stat): Add assertion to flag broken interface for
1150 constructing CALL_EXPRs.
1151 (fold_build_call_list): New.
1152 (fold_build_call_list_initializer): New.
1153 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
1155 (fold_strip_sign_ops): Likewise.
1157 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1158 Brooks Moses <brooks.moses@codesourcery.com>
1159 Lee Millward <lee.millward@codesourcery.com>
1161 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
1162 accessors and dump arguments explicitly.
1164 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
1166 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
1168 (print_call_name): Use new CALL_EXPR accessors.
1170 * print-tree.c (print_node): Add case tcc_vl_exp. Print
1171 CALL_EXPR arguments explicitly instead of as a list. Use
1172 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1174 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
1175 (vrp_visit_stmt): Likewise.
1177 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
1178 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
1180 (force_move_till_expr): Likewise.
1182 * targhooks.c (default_external_stack_protect_fail): Use
1183 build_call_expr instead of build_function_call_expr.
1184 (default_hidden_stack_protect_fail): Likewise.
1186 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
1189 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
1190 and walk arguments explicitly.
1192 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
1193 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1194 (expand_simple_operations): Likewise.
1195 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
1197 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
1198 of TREE_CODE_LENGTH.
1199 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
1201 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
1202 instead of TREE_CODE_LENGTH.
1204 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
1205 (tree_ic_transform): Likewise.
1206 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
1207 parameter instead of arglist. Fix callers.
1208 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
1209 (tree_stringops_transform): Likewise.
1210 (tree_indirect_call_to_profile): Likewise.
1211 (tree_stringops_values_to_profile): Likewise.
1213 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
1214 (eliminate_tail_call): Likewise.
1216 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
1218 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1219 Use TREE_OPERAND_LENGTH and generalize to handle any number of
1221 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
1223 * omp-low.c (build_omp_barrier): Use build_call_expr.
1224 (lower_rec_input_clauses): Likewise.
1225 (lower_reduction_clauses): Likewise.
1226 (expand_parallel_call): Likewise.
1227 (maybe_catch_exception): Likewise.
1228 (expand_omp_for_generic): Likewise.
1229 (expand_omp_for_static_nochunk): Likewise.
1230 (expand_omp_sections): Likewise.
1231 (lower_omp_single_simple): Likewise.
1232 (lower_omp_single_copy): Likewise.
1233 (lower_omp_master): Likewise.
1234 (lower_omp_ordered): Likewise.
1235 (lower_omp_critical): Likewise.
1237 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
1238 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
1240 * tree-gimple.c (is_gimple_call_addr): Fix doc.
1241 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
1242 TREE_CODE_LENGTH. Add tcc_vl_exp case.
1244 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
1245 and generalize to handle any number of operands.
1246 (chrec_contains_undetermined): Likewise.
1247 (tree_contains_chrecs): Likewise.
1248 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
1250 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
1252 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
1253 fold_call_expr instead of fold_builtin.
1254 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
1255 match declarations there.
1256 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
1259 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
1260 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1262 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
1263 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
1265 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
1268 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
1269 (execute_cse_sincos): Use new CALL_EXPR accessors.
1271 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
1273 * gimple-low.c (lower_function_body): Use build_call_expr.
1274 (lower_builtin_setjmp): Likewise.
1276 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
1277 (set_storage_via_libcall): Likewise.
1278 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
1279 instead of TREE_CODE_LENGTH.
1280 (expand_expr_real_1): Use new CALL_EXPR accessors.
1282 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
1283 generalize to handle any number of operands.
1284 (TB_parent_eq): Likewise.
1286 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
1287 (strip_builtin_expect): Likewise.
1289 * function.c (gimplify_parameters): Use build_call_expr.
1291 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
1292 instead of TREE_CODE_LENGTH.
1294 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
1295 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
1297 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
1300 * gimplify.c (build_stack_save_restore): Use build_call_expr.
1301 (gimplify_decl_expr): Likewise.
1302 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
1303 Use new CALL_EXPR iterators.
1304 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
1305 (gimplify_modify_expr_to_memset): Likewise.
1306 (gimplify_variable_sized_compare): Likewise.
1307 (gimplify_omp_atomic_fetch_op): Likewise.
1308 (gimplify_omp_atomic_pipeline): Likewise.
1309 (gimplify_omp_atomic_mutex): Likewise.
1310 (gimplify_function_tree): Likewise.
1312 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
1313 (call_expr_flags): Likewise.
1314 (expand_call): Likewise.
1316 * except.c (expand_builtin_eh_return_data_regno): Pass entire
1317 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1320 * coverage.c (create_coverage): Use build_call_expr.
1322 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
1323 (temp_call_expr_obstack): New.
1324 (pool_copy_list): Delete.
1325 (temp_copy_call_expr): New.
1326 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
1327 CALL_EXPR accessors. Get rid of special goo for copying argument
1328 lists and use temp_copy_call_expr instead.
1329 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
1330 CALL_EXPR accessors.
1331 (create_expression_by_pieces): Likewise. Use build_call_array
1332 to construct the result instead of fold_build3.
1333 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
1334 dealing with argument lists.
1335 (init_pre): Remove references to expression_node_pool and
1336 list_node_pool. Init temp_call_expr_obstack instead.
1337 (fini_pre): Remove references to expression_node_pool and
1340 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
1341 and walk arguments explicitly instead of as a list.
1343 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
1344 (mx_register_decls): Likewise.
1345 (mudflap_register_call): Likewise.
1346 (mudflap_finish_file): Likewise.
1348 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
1349 (ipa_callsite_compute_param): Likewise.
1351 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
1352 accessors and constructor.
1354 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
1355 accessors and constructor.
1356 (convert_tramp_reference): Likewise.
1357 (convert_call_expr): Likewise.
1358 (finalize_nesting_tree_1): Likewise.
1360 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
1363 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
1365 * tree-inline.c (initialize_inlined_parameters): Pass entire
1366 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1368 (estimate_num_insns_1): Use new CALL_EXPR accessors.
1369 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
1371 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
1372 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1373 (vectorizable_reduction): Likewise.
1374 (vectorizable_call): Use new CALL_EXPR iterators.
1375 (vectorizable_conversion): Use build_call_expr.
1376 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
1377 (vect_gen_widened_results_half): Use build_call_expr.
1378 (vect_setup_realignment): Likewise.
1379 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
1381 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
1382 (pass_through_call): Likewise.
1383 (compute_object_sizes): Likewise. Use fold_call_expr instead of
1386 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
1387 (tree_gen_pow2_profiler): Likewise.
1388 (tree_gen_one_value_profiler): Likewise.
1389 (tree_gen_ic_func_profiler): Likewise.
1390 (tree_gen_average_profiler): Likewise.
1391 (tree_gen_ior_profiler): Likewise.
1393 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
1394 (find_func_aliases): Use new CALL_EXPR accessors. Add case
1395 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1397 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
1398 of TREE_CODE_LENGTH.
1400 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
1401 of TREE_CODE_LENGTH.
1403 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
1405 (convert_to_integer): Likewise.
1407 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
1410 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1411 Brooks Moses <brooks.moses@codesourcery.com>
1412 Lee Millward <lee.millward@codesourcery.com>
1414 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
1416 * config/frv/frv.c (frv_expand_builtin): Likewise.
1417 * config/s390/s390.c (s390_expand_builtin): Likewise.
1419 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
1420 (sparc_expand_builtin): Use new CALL_EXPR accessors.
1422 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
1423 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
1424 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
1425 (ix86_expand_store_builtin): Likewise.
1426 (ix86_expand_unop_builtin): Likewise.
1427 (ix86_expand_unop1_builtin): Likewise.
1428 (ix86_expand_sse_compare): Likewise.
1429 (ix86_expand_sse_comi): Likewise.
1430 (ix86_expand_vec_init_builtin): Likewise.
1431 (ix86_expand_vec_ext_builtin): Likewise.
1432 (ix86_expand_vec_set_builtin): Likewise.
1433 (ix86_expand_builtin): Use new CALL_EXPR accessors.
1435 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
1436 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1438 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1439 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1440 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1442 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1444 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1445 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1446 arglist. Use new CALL_EXPR accessors. Fix callers.
1447 (altivec_expand_abs_builtin): Likewise.
1448 (rs6000_expand_binop_builtin): Likewise.
1449 (altivec_expand_predicate_builtin): Likewise.
1450 (altivec_expand_lv_builtin): Likewise.
1451 (spe_expand_stv_builtin): Likewise.
1452 (altivec_expand_stv_builtin): Likewise.
1453 (rs6000_expand_ternop_builtin): Likewise.
1454 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1455 (altivec_expand_st_builtin): Likewise.
1456 (altivec_expand_dst_builtin): Likewise.
1457 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1458 arglist. Use new CALL_EXPR accessors. Fix callers.
1459 (altivec_expand_vec_set_builtin): Likewise.
1460 (altivec_expand_vec_ext_builtin): Likewise.
1461 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1462 (spe_expand_builtin): Likewise.
1463 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1464 arglist. Use new CALL_EXPR accessors. Fix callers.
1465 (spe_expand_evsel_builtin): Likewise.
1466 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1467 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1469 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1470 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1471 (arm_expand_unop_builtin): Likewise.
1472 (arm_expand_builtin): Use new CALL_EXPR accessors.
1474 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1477 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1478 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1479 (bfin_expand_unop_builtin): Likewise.
1480 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1482 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1483 Brooks Moses <brooks.moses@codesourcery.com>
1484 Lee Millward <lee.millward@codesourcery.com>
1486 * c-semantics.c (build_stmt): Add internal diagnostic check.
1488 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1489 accessors. Print arguments explicitly instead of as a list.
1491 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1493 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1494 (c_finish_omp_flish): Likewise.
1496 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1497 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1498 instead of TREE_CODE_LENGTH.
1499 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1500 (c_warn_unused_result): Likewise.
1502 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1505 * doc/invoke.texi (Warning Options): Remove
1506 -Werror-implicit-function-declaration.
1507 (Wimplicit-function-declaration): Update description.
1508 * opts.c (common_handle_option): Move handling of -Werror=* to...
1509 (enable_warning_as_error): ...here.
1510 * opts.h (enable_warning_as_error): Declare.
1511 * c-decl.c (implicit_decl_warning): Unless
1512 -Wno-implicit-function-declaration is given, emit a pedwarn if
1513 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1514 * c.opt (Wimplicit-function-declaration): Replace
1515 mesg_implicit_function_declaration with
1516 warn_implicit_function_declaration.
1517 * c-opts.c (c_common_handle_option):
1518 -Werror-implicit-function-declaration is exactly equal as
1519 -Werror=implicit-function-declaration.
1520 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1521 warn_implicit_function_declaration.
1522 (c_common_post_options): -Wimplict-function-declaration is enabled
1523 by default by -std=c99, otherwise is disabled by default.
1524 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1526 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1528 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1529 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1530 former is ignored but not the latter.
1532 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1534 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1535 is made and the reference doesn't use the alias set of its type,
1536 do not create the temporary using that type.
1538 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1540 * jump.c: Remove prototypes for delete_computation and
1541 delete_prior_computation.
1543 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1545 * jump.c (get_label_after): Delete.
1546 (get_label_before, delete_computation, delete_jump,
1547 delete_prior_computation, follow_jumps): Move...
1548 * reorg.c (delete_computation, delete_prior_computation): ... here...
1549 (get_label_before, delete_jump): ... making these static ...
1550 (follow_jumps): ... and simplifying this since it only runs after
1552 * rtl.h (get_label_after, get_label_before, delete_jump,
1553 follow_jumps): Delete prototypes.
1555 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1557 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1559 2007-02-15 Nick Clifton <nickc@redhat.com>
1561 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1562 order to prevent it from being munged by the target.
1564 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1566 * config/i386/i386.md: Remove misleading comment.
1568 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1570 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1571 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1574 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1576 * tree-sra.c (instantiate_missing_elements): Canonicalize
1578 (sra_build_assignment): New.
1579 (generate_copy_inout, generate_element_copy,
1580 generate_element_zero, generate_one_element_init): Use it.
1582 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1584 * tree-sra.c (instantiate_missing_elements): Canonicalize
1586 (sra_build_assignment): New.
1587 (generate_copy_inout, generate_element_copy,
1588 generate_element_zero, generate_one_element_init): Use it.
1590 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1592 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1595 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1597 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1598 types as aggregates not scalars.
1599 * function.c (assign_stack_temp_for_type): Likewise.
1601 2007-02-14 Roger Sayle <roger@eyesopen.com>
1602 Zdenek Dvorak <dvorakz@suse.cz>
1604 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1607 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1609 * passes.c (next_pass_1): Clear the next field of the copied
1612 2007-02-14 Richard Henderson <rth@redhat.com>
1614 * tree-sra.c (early_sra): New.
1615 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1616 (tree_sra_early, pass_sra_early): New.
1617 * tree-pass.h (pass_sra_early): Declare.
1618 * passes.c (init_optimization_passes): Use it.
1620 2007-02-14 Richard Guenther <rguenther@suse.de>
1622 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1624 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1626 PR tree-optimization/30771
1627 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1629 (vect_analyze_operations): Induction phis can now be marked as
1631 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1632 Update documentation accordingly.
1634 2007-02-14 Nick Clifton <nickc@redhat.com>
1636 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1637 most 3 arguments are supported.
1638 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1640 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1642 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1643 Ensure dst->current is valid.
1645 2007-02-13 Paul Brook <paul@codesourcery.com>
1647 * config.gcc: Add arm*-*-uclinux-*eabi.
1648 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1649 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1650 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1651 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1652 (LINK_SPEC): Define.
1654 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1656 * config/arm/uclinux-eabi.h: New file.
1657 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1658 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1661 2007-02-13 Ian Lance Taylor <iant@google.com>
1663 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1664 * flags.h (warn_strict_overflow): Declare.
1665 (enum warn_strict_overflow_code): Define.
1666 (issue_strict_overflow_warning): New static inline function.
1667 * opts.c (warn_strict_overflow): New variable.
1668 (common_handle_option): Handle OPT_Wstrict_overflow and
1669 OPT_Wstrict_overflow_.
1670 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1672 * fold-const.c: Include intl.h.
1673 (fold_deferring_overflow_warnings): New static variable.
1674 (fold_deferred_overflow_warning): New static variable.
1675 (fold_deferred_overflow_code): New static variable.
1676 (fold_defer_overflow_warnings): New function.
1677 (fold_undefer_overflow_warnings): New function.
1678 (fold_undefer_and_ignore_overflow_warnings): New function.
1679 (fold_deferring_overflow_warnings_p): New function.
1680 (fold_overflow_warning): New static function.
1681 (make_range): Add strict_overflow_p parameter. Change all
1683 (extract_muldiv, extract_muldiv_1): Likewise.
1684 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1685 tree_expr_nonnegative_p.
1686 (fold_negate_expr): Call fold_overflow_warning.
1687 (fold_range_test): Likewise.
1688 (fold_comparison): Likewise.
1689 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1690 instead of tree_expr_nonnegative_p.
1691 (tree_expr_nonnegative_warnv_p): Rename from
1692 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1693 (tree_expr_nonnegative_p): New function.
1694 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1695 strict_overflow_p parameter.
1696 (tree_expr_nonzero_p): New function.
1697 * passes.c (verify_interpass_invariants): New static function.
1698 (execute_one_pass): Call it.
1699 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1701 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1702 (estimate_numbers_of_iterations): Likewise.
1703 (scev_probably_wraps_p): Likewise.
1704 * tree-ssa-ccp.c: Include "toplev.h".
1705 (evaluate_stmt): Defer fold overflow warnings until we know we are
1707 (struct fold_stmt_r_data): Add stmt field.
1708 (fold_stmt_r): Defer fold overflow warnings until we know we
1710 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1711 (fold_stmt_inplace): Likewise.
1712 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1713 (cleanup_control_expr_graph): Defer fold overflow warnings until
1714 we know we are going to optimize.
1715 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1716 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1718 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1719 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1720 * tree-ssa-loop-manip.c (create_iv): Likewise.
1721 * c-typeck.c (build_conditional_expr): Likewise.
1722 (build_binary_op): Likewise.
1723 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1724 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1725 (extract_range_from_unary_expr): Likewise.
1726 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1727 assuming that signed overflow does not occur.
1728 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1729 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1730 (fold_defer_overflow_warnings): Declare.
1731 (fold_undefer_overflow_warnings): Declare.
1732 (fold_undefer_and_ignore_overflow_warnings): Declare.
1733 (fold_deferring_overflow_warnings_p): Declare.
1734 (tree_expr_nonzero_warnv_p): Declare.
1735 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1737 (Warning Options): Document -Wstrict-overflow.
1738 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1739 (tree-ssa-ccp.o): Likewise.
1740 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1741 (fold-const.o): Depend on intl.h.
1743 2007-02-13 Ian Lance Taylor <iant@google.com>
1746 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1749 2007-02-13 Stuart Hastings <stuart@apple.com>
1751 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1753 2007-02-13 Richard Henderson <rth@redhat.com>
1755 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1756 handled_component_p before looking for the indirect_ref.
1758 2007-02-13 Richard Henderson <rth@redhat.com>
1760 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1761 remove flags clobber.
1762 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1763 (bswaphi_lowpart): New.
1764 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1765 remove TARGET_BSWAP test. Delete expander of the same name.
1767 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1768 (expand_unop): Use them.
1770 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1772 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1773 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1774 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1775 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1776 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1777 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1778 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1779 assembler dialect choice from asm templates.
1781 2007-02-12 Richard Henderson <rth@redhat.com>
1783 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1784 (fixuns_trunc<SSEMODEF>si2): Use it.
1785 * config/i386/sse.md (vec_setv4sf_0): Export.
1786 * config/i386/i386.c (ix86_build_const_vector): Export.
1787 (ix86_split_convert_uns_si_sse): Rename from
1788 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1789 * config/i386/i386-protos.h: Update.
1791 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1794 * c-typeck.c (c_finish_return): Improve warning message.
1796 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1798 * alias.c (find_symbolic_term): Delete unused function.
1800 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1802 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1803 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1804 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1806 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1808 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1809 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1810 the function, temporarily point the debug interface to the null one.
1812 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1814 * dwarf2out.c (round_up_to_align): New static function.
1815 (field_byte_offset): Use it to round the offset.
1817 2007-02-12 Richard Henderson <rth@redhat.com>
1819 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1820 (inswl_const): Export.
1822 2007-02-12 Richard Henderson <rth@redhat.com>
1824 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1825 result mode of the libcall, convert back to outmode.
1827 2007-02-12 Roger Sayle <roger@eyesopen.com>
1829 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1830 (bswapdi2): New define_expand to implement 32-bit implementation.
1832 2007-02-12 Nick Clifton <nickc@redhat.com>
1834 * doc/invoke.texi (Overall Options): Document --help=.
1835 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1836 (cc1_options): Pass --help= on to cc1.
1837 (display_help): Add description of --help=.
1838 (process_command): Add code to handle --help=. Allow translated
1839 --help and --target-help switches to be passed on to compiler
1841 (main): Remove unused if statement.
1842 * opts.c (columns): Remove.
1843 (LEFT_COLUMN): Define.
1844 (wrap_help): Add columns argument.
1845 (print_filtered_help): Change parameters to be an include bitmask,
1846 an exclude bitmask, an any bitmask and the column width. Move the
1847 code to display the params list here. Add code to display the
1848 status of options rather than their descriptions if the quiet flag
1850 (print_specific_help): Change parameters to be an include bitmask,
1851 an exclude bitmask and an any bitmask. Move code to look up the
1852 column width here. Decide upon the title for an options listing.
1853 (common_handle_options): Add code to handle --help=. Adapt code
1854 for --help and --target-help to use the revised form of the
1855 print_specific_help function.
1856 (print_help): Delete.
1857 (print_param_help): Delete.
1858 (print_switch): Delete.
1859 * opts.h (cl_lang_count): Add prototype.
1860 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1861 CL_MAX_OPTION_CLASS): New defines.
1862 * optc-gen.awk: Add construction of cl_lang_count.
1863 * c.opt: Add Warning attribute to warning options and Optimization
1864 attribute to optimization options.
1865 * common.opt: Likewise.
1867 Add -fhelp and -ftarget-help as aliases for the transformed --help
1868 and --target-help options.
1869 * opt-functions.awk: Add code to handle Warning and Optimization
1872 2007-02-12 Richard Henderson <rth@redhat.com>
1874 * config/alpha/constraints.md: New file.
1875 * config/alpha/alpha.c: Include tm-constrs.h.
1876 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1877 alpha_extra_constraint): Remove.
1878 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1879 * config/alpha/alpha-protos.h: Update.
1880 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1881 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1882 (EXTRA_CONSTRAINT): Remove.
1883 * config/alpha/alpha.md: Include constraints.md.
1884 (adddi splitter): Use satisfies_constraint_*.
1885 * config/alpha/predicates.md (add_operand): Likewise.
1886 (sext_add_operand, addition_operation): Likewise.
1888 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1890 PR tree-optimization/29145
1891 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1892 in our handling of restrict qualified pointers.
1894 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1897 * doc/invoke.texi (Wunused-value): Update description.
1898 (Wextra): Delete item.
1899 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1900 value of Wunused-value.
1901 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1902 (c_finish_stmt_expr): Don't check extra_warnings.
1903 (emit_side_effect_warnings): The caller is responsible to check
1906 2007-02-11 Roger Sayle <roger@eyesopen.com>
1907 Matt Thomas <matt@3am-software.com>
1909 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1911 2007-02-11 Roger Sayle <roger@eyesopen.com>
1913 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1914 comparisons of POPCOUNT against zero.
1915 (simplify_const_relational_operation): Likewise.
1917 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1919 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1921 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1923 * dwarf2out.c (root_type): Delete unused function.
1925 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1927 * genattrtab.c (contained_in_p): Delete unused function.
1928 (write_expr_attr_cache): Likewise.
1930 2007-02-11 Jan Hubicka <jh@suse.cz>
1932 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1935 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1937 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1938 to add the REG_EQ* note.
1939 * see.c (see_merge_one_use_extension): Likewise.
1940 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1941 turn REG_EQUAL notes into REG_EQUIV notes if the target
1942 register may have more than one set.
1943 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1944 * gcse.c (try_replace_reg): Likewise.
1945 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1946 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1947 more than one REG_EQUIV note.
1948 * reload1.c (gen_reload): Use set_unique_reg_note.
1950 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1952 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1953 (ix86_builtin_conversion): New function.
1955 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1958 * tree.h (DECL_REPLACEABLE_P): New macro.
1959 * except.c (set_nothrow_function_flags): Likewise.
1961 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1962 Ira Rosen <irar@il.ibm.com>
1963 Dorit Nuzman <dorit@il.ibm.com>
1965 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1966 * targhooks.c (default_builtin_vectorized_conversion): New.
1967 * targhooks.h (default_builtin_vectorized_function): New declaration.
1968 * target.h (struct vectorize): Add builtin_conversion field.
1969 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1970 stmt_vec_info_type value.
1971 (vectorizable_conversion): New declaration.
1972 * tree-vect-analyze.c (vect_analyze_operations): Add
1973 vectorizable_conversion call.
1974 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1975 * tree-vect-transform.c (vectorizable_conversion): New function.
1976 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1977 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1979 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1980 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1981 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1982 or ALTIVEC_BUILTIN_VCFSX.
1984 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1987 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1988 CONST_DOUBLE and operand 0 is a hard register.
1989 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1990 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1991 is a hard floating-point register.
1993 2007-02-10 Richard Henderson <rth@redhat.com>
1994 Jakub Jelinek <jakub@redhat.com>
1995 Alexandre Oliva <aoliva@redhat.com>
1997 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1998 * builtin-types.def (BT_WORD): Make unsigned.
1999 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
2000 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
2001 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
2002 * c-decl.c (grokdeclarator): Don't error if !have_tls.
2003 * c-parser.c (c_parser_omp_threadprivate): Likewise.
2004 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
2006 * expr.c (emutls_var_address): New.
2007 (expand_expr_real_1): Expand emulated tls.
2008 (expand_expr_addr_expr_1): Likewise.
2009 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
2010 * output.h (emutls_finish): Declare.
2011 * toplev.c (compile_file): Call it.
2012 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
2013 address before wrapping in CONST.
2014 * varasm.c (emutls_htab, emutls_object_type): New.
2015 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
2016 (get_emutls_object_name, get_emutls_object_type): New.
2017 (get_emutls_init_templ_addr, emutls_decl): New.
2018 (emutls_common_1, emutls_finish): New.
2019 (assemble_variable): When emulating tls, swap decls; generate
2020 constructor for the emutls objects.
2021 (do_assemble_alias): When emulating tls, swap decl and target name.
2022 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
2024 * varpool.c (decide_is_variable_needed): Look at force_output.
2025 Recurse for emulated tls.
2026 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
2027 with decide_is_variable_needed.
2028 * emutls.c: New file.
2029 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
2030 tls_object for real tls.
2032 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2034 PR rtl-optimization/29599
2035 * reload1.c (eliminate_regs_in_insn): Take the destination
2036 mode into account when computing the offset.
2038 2007-02-09 Stuart Hastings <stuart@apple.com>
2039 Richard Henderson <rth@redhat.com>
2041 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
2042 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
2043 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
2044 fixuns_truncdfhi2): New.
2045 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
2046 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
2047 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
2048 (floatunssidf2): Allow nonimmediate source.
2049 * gcc/config/i386/sse.md (movdi_to_sse): New.
2050 (vec_concatv2di): Drop '*'.
2051 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
2052 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
2053 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
2055 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
2056 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
2057 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
2058 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
2059 (ix86_build_signbit_mask): Fix decl of v, refactor to call
2060 ix86_build_const_vector.
2061 (x86_emit_floatuns): Rewrite.
2063 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2065 * genautomata.c (longest_path_length): Delete unused function.
2066 (struct state): Delete unused longest_path_length.
2067 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
2068 (get_free_state): Delete unused.
2070 2007-02-09 Jan Hubicka <jh@suse.cz>
2072 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
2073 * doc/invoke.texi (inline-unit-growth): Update default value.
2075 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
2076 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
2077 (rebuild_cgraph_edges): Likewise.
2078 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
2079 (dump_cgraph_node): Dump frequencies.
2080 (cgraph_clone_edge): Add frequency scales.
2081 (cgraph_clone_node): Add freuqnecy.
2082 * cgraph.h (cgraph_edge): Add freuqnecy argument.
2083 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
2084 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
2085 * tree-pass.h (TODO_rebuild_frequencies): New constant.
2086 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
2087 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
2088 (save_inline_function_body): Likewise.
2089 * ipa-inline.c: inluce rtl.h
2090 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
2091 (cgraph_edge_badness): Use frequencies.
2092 (cgraph_decide_recursive_inlining): Update clonning.
2093 (cgraph_decide_inlining_of_small_function): Dump frequency.
2094 * predict.c (estimate_bb_frequencies): Export.
2095 * predict.h (estimate_bb_frequencies): Declare.
2096 * tree-inline.c (copy_bb): Watch overflows.
2097 (expand_call_inline): Update call of cgraph_create_edge.
2098 (optimize_inline_calls): Use TODO flags to update frequnecies.
2099 * passes.h: Include predict.h
2100 (init_optimization_passes): Move profile ahead.
2101 (execute_function_todo): Handle TODO_rebuild_frequencies.
2103 2007-02-09 Roger Sayle <roger@eyesopen.com>
2105 * config/alpha/alpha.c (emit_insxl): Force the first operand of
2106 the insbl or inswl pattern into a register.
2108 2007-02-09 Roger Sayle <roger@eyesopen.com>
2110 * config/ia64/ia64.md (bswapdi2): New define_insn.
2112 2007-02-09 Richard Henderson <rth@redhat.com>
2114 * config/i386/constraints.md (Ym): New constraint.
2115 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
2116 (movdi_1_rex64): Split sse and xmm general register moves from
2117 memory move alternatives. Use conditional register constraints.
2118 (movsf_1, movdf_integer): Likewise.
2119 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
2120 (movdf_integer_rex64): New.
2121 (pushsf_rex64): Fix output constraints.
2122 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
2123 (sse2_stored): Likewise.
2124 (sse2_storeq_rex64): New.
2125 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
2126 amd and not generic.
2127 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
2128 for optimize_size. Remove SF/DFmode hack.
2130 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2132 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
2135 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
2136 Richard Sandiford <richard@codesourcery.com>
2138 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
2139 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
2140 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
2141 m68k/t-mlib to tmake_file.
2142 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
2143 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
2144 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
2145 Allow it to be cf or m68k. Set m68k_arch_family. If that
2146 variable is not empty, add t-$m68k_arch_family to tmake_file.
2147 Add t-mlibs to tmake_file.
2148 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
2149 * config/m68k/t-cf: New file.
2150 * config/m68k/t-m68k: Likewise.
2151 * config/m68k/t-mlibs: Likewise.
2152 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2153 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2154 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2155 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2156 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
2158 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
2159 (INSTALL_LIBGCC): Delete.
2160 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2161 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2162 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2163 (M68K_MLIB_CPU): Define.
2164 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2165 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2166 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
2168 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2169 Richard Guenther <rguenther@suse.de>
2172 * fold-const.c (fold_comparison): Handle obfuscated comparisons
2173 against INT_MIN/INT_MAX.
2174 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
2175 file if a loop is removed.
2177 2007-02-09 Joseph Myers <joseph@codesourcery.com>
2179 * calls.c (store_one_arg): Pass correct alignment to
2180 emit_push_insn for non-BLKmode values.
2181 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
2182 unaligned stack slot via a suitably aligned slot.
2184 2007-02-08 DJ Delorie <dj@redhat.com>
2186 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
2188 (legal_subregs): Use unsigned char, make const.
2189 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
2191 2007-02-08 Paul Brook <paul@codesourcery.com>
2193 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
2194 special interworking needed.
2196 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
2198 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
2199 conditional to __SSE2__.
2200 (Entries below should have been added to first ChangeLog
2201 entry for amdfam10 dated 2007-02-05)
2202 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
2204 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
2206 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
2209 2007-02-08 DJ Delorie <dj@redhat.com>
2211 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
2212 * config/m32c/m32c.c (legal_subregs): New.
2213 (m32c_illegal_subreg_p): New.
2214 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
2215 unsupported subregs of hard regs.
2217 2007-02-08 Jan Hubicka <jh@suse.cz>
2219 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
2220 the same one; always update histograms.
2222 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2224 * passes.c (init_optimization_passes): Tidy comment.
2226 2007-02-08 Roger Sayle <roger@eyesopen.com>
2228 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
2229 strip zero_extend, bswap and rotates from POCOUNT's argument.
2230 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
2231 zero_extend and rotates from PARITY's argument.
2232 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
2233 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
2234 of an integer constant at compile-time.
2236 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2239 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
2241 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
2244 * tree-ssa-live.c (remove_unused_locals): Do not remove
2245 TREE_ADDRESSABLE variables.
2246 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
2247 * tree-ssa-operands.c (add_virtual_operand): Remove argument
2248 FOR_CLOBBER. Update all users.
2249 If VAR has an associated alias set, add a virtual operand for
2250 it if no alias is found to conflict with the memory reference.
2252 2007-02-07 Jan Hubicka <jh@suse.cz>
2253 Robert Kidd <rkidd@crhc.uiuc.edu>
2255 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
2257 2007-02-07 Ian Lance Taylor <iant@google.com>
2259 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
2261 2007-02-07 Roger Sayle <roger@eyesopen.com>
2263 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
2264 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
2265 tablejumpdi, movsi_to_cr_one): Remove constraints from
2266 define_expand's match_operands.
2268 2007-02-07 Roger Sayle <roger@eyesopen.com>
2270 * global.c (compute_regsets): Move declatation of "i" inside of
2271 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2273 2007-02-07 Jakub Jelinek <jakub@redhat.com>
2276 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2277 of INDIRECT_REF <RESULT_DECL>.
2279 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2281 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
2282 Kaz Kojima <kkojima@gcc.gnu.org>
2285 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
2287 (sh_initialize_trampoline): Add parentheses to avoid a warning.
2289 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2291 * doc/loop.texi: Document possibility not to perform disambiguation
2292 of loops with multiple latches.
2293 * cfgloopmanip.c (alp_enum_p): Removed.
2294 (add_loop): Handle subloops. Use get_loop_body_with_size.
2295 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
2296 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
2297 the new forwarder block.
2298 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
2299 Handle the case latch is NULL.
2300 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
2301 when marking loop exits.
2302 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
2304 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
2305 disambiguate_loops_with_multiple_latches.
2306 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
2307 before fix_loop_structure.
2308 * cfgloop.c: Include pointer-set.h and output.h.
2309 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
2310 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
2311 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
2312 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
2313 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
2314 disambiguate_multiple_latches, get_loop_body_with_size,
2315 disambiguate_loops_with_multiple_latches): New functions.
2316 (flow_loop_dump): Dump multiple latch edges.
2317 (flow_loop_nodes_find): Handle loops with multiple latches.
2318 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
2319 (glb_enum_p): Modified.
2320 (get_loop_body): Use get_loop_body_with_size.
2321 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
2322 (AVOID_CFG_MODIFICATIONS): New constant.
2323 (disambiguate_loops_with_multiple_latches, add_loop,
2324 get_loop_body_with_size): Declare.
2325 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
2327 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
2330 * global.c (compute_regsets): New function.
2331 (global_alloc): Refactored ELIMINABLE_REGSET
2332 and NO_GLOBAL_ALLOC_REGS computation out.
2333 (rest_of_handle_global_alloc): Call compute_regsets()
2334 for non-optimizing case.
2336 2007-02-06 Richard Henderson <rth@redhat.com>
2338 * config/i386/constraints.md (Y2): Rename from Y.
2339 (Yi): New constraint.
2340 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
2341 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
2342 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
2343 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
2344 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
2345 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
2346 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
2347 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
2348 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
2349 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
2350 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
2351 vec_extractv2si_1): Change Y constraints to Y2.
2352 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
2353 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
2354 Change Y constraints to Y2.
2355 (sse2_loadld): Change Y constraints to x.
2357 2007-02-06 Roger Sayle <roger@eyesopen.com>
2359 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
2360 (parity<mode>2): New define_expand using rs6000_emit_parity.
2361 * config/rs6000/rs6000.c (rs6000_emit_popcount,
2362 rs6000_emit_parity): New functions.
2363 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
2364 rs6000_emit_parity): Prototype here.
2366 2007-02-06 Ian Lance Taylor <iant@google.com>
2368 * lower-subreg.c (simple_move_operand): Reject CONST.
2369 (resolve_clobber): Call validate_change rather than directly
2370 assigning to XEXP (pat, 0).
2372 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2374 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
2375 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
2376 (tree-cfg.o): Remove hashtab.h dependency.
2378 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
2379 (struct ivopts_data): Change niters to pointer_map_t.
2380 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
2381 (niter_for_exit): Create pointer_map on demand. Change for
2383 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
2384 (free_loop_data): Destroy data->niters if created and reset field.
2385 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
2386 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
2388 * tree-ssa-reassoc.c: Include pointer-set.h.
2389 (bb_rank): Change to long *.
2390 (operand_rank): Change to pointer_map_t.
2391 (find_operand_rank): Return long, -1 if not found. Declare as inline.
2392 (insert_operand_rank): Accept long.
2393 (operand_entry_hash, operand_entry_eq): Remove.
2394 (get_rank): Return long. Adjust for changes above.
2395 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
2397 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
2399 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
2400 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
2401 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
2403 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
2404 directly since it cannot be NULL.
2405 (get_vi_for_tree): Rewrite for pointer_map API.
2406 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
2407 (init_alias_vars): Create vi_for_tree as pointer_map.
2408 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
2410 * tree-cfg.c: Don't include hashtab.h.
2411 (edge_to_cases): Declare as pointer_map.
2412 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
2414 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
2415 (start_recording_case_labels): Create edge_to_cases as pointer_map.
2416 (end_recoding_case_labels): Cleanup edge_to_cases manually before
2418 (record_switch_edge): Delete.
2419 (get_cases_for_edge): Adjust for pointer_map API, inline
2420 record_switch_edge (rewritten for new API), remove goto.
2422 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2424 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
2425 * tree-nested.c: Include pointer-set.h.
2426 (var_map_elt, var_map_eq, var_map_hash): Delete.
2427 (struct nesting_info): Remove GTY marker. Change the two htab_t's
2429 (nesting_info_bitmap_obstack): New.
2430 (lookup_field_for_decl): Adjust for pointer_map API.
2431 (lookup_tramp_for_decl): Adjust for pointer_map API.
2432 (get_nonlocal_debug_decl): Adjust for pointer_map API.
2433 (get_local_debug_decl): Adjust for pointer_map API.
2434 (convert_nl_goto_reference): Adjust for pointer_map API.
2435 (convert_nl_goto_receiver): Adjust for pointer_map API.
2436 (create_nesting_tree): Create outside GGC space. Create bitmap on
2437 the new obstack. Create field_map and var_map as pointer_maps.
2438 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2440 (lower_nested_functions): Move root here, no need to NULL it.
2441 Initialize and release the obstack.
2443 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2445 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2446 Remove prototypes and make them non-static.
2447 (struct tree_int_map): Remove.
2448 * tree.h (struct tree_int_map): Move here, turning TO into an
2450 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2452 * tree.h (TREE_COMPLEXITY): Remove.
2453 (struct tree_exp): Remove complexity field.
2454 * tree.c (build1_stat): Don't set it.
2456 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2457 Victor Kaplansky <victork@il.ibm.com>
2459 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2460 (vect_is_simple_reduction): Support reduction with induction as
2461 one of the operands.
2462 (vect_is_simple_iv_evolution): Fix formatting.
2463 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2464 formatting. Don't mark induction phis for vectorization.
2465 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2466 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2467 (vect_get_vec_def_for_operand): Support induction.
2468 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2470 (vectorizable_reduction): Support reduction with induction as one of
2472 (vectorizable_type_demotion): Use def-type of stmt argument rather
2473 than dummy def-type.
2475 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2476 flag_tree_scev_cprop.
2477 * common.opt (tree-scev-cprop): New flag.
2479 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2480 call to vect_get_new_vect_var.
2482 2007-02-06 Ira Rosen <irar@il.ibm.com>
2484 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2485 vectype is not NULL.
2486 (vect_pattern_recog_1): Likewise.
2488 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2490 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2491 (fold_negate_expr): Likewise.
2493 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2496 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2497 even if cv-qualification is the same.
2499 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2501 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2502 __enable_execute_stack on completion.
2504 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2506 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2507 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2508 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2509 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2510 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2511 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2512 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2513 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2515 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2517 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2518 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2519 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2520 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2521 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2522 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2523 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2524 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2525 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2526 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2527 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2528 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2529 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2530 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2531 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2532 sqrtextenddfxf2_i387): Added amdfam10_decode.
2534 * config/i386/athlon.md (athlon_idirect_amdfam10,
2535 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2536 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2537 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2538 athlon_ivector_store_amdfam10): New define_insn_reservation.
2539 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2542 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2544 * config/i386/athlon.md (athlon_call_amdfam10,
2545 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2546 define_insn_reservation.
2547 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2548 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2549 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2551 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2553 * config/i386/athlon.md (athlon_sseld_amdfam10,
2554 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2555 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2557 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2559 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2560 define_insn_reservation.
2561 * config/i386/i386.md (sseins): Added sseins to define_attr type
2562 and define_attr unit.
2563 * config/i386/sse.md: Set type attribute to sseins for insertq
2566 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2568 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2569 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2570 ssecomi_load_amdfam10, ssecomi_amdfam10,
2571 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2572 define_insn_reservation.
2573 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2575 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2577 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2578 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2579 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2580 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2581 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2582 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2583 define_insn_reservation.
2585 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2586 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2587 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2588 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2589 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2591 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2593 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2594 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2595 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2596 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2597 athlon_ssemul_load_k8): Added amdfam10.
2599 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2601 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2602 (x86_sse_unaligned_move_optimal): New variable.
2604 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2606 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2607 for unaligned vector SSE double/single precision loads for AMDFAM10.
2609 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2611 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2612 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2613 Define TARGET_CPU_DEFAULT_amdfam10.
2614 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2615 (processor_type): Add PROCESSOR_AMDFAM10.
2617 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2618 processor_type in config/i386/i386.h.
2619 Enable imul peepholes for TARGET_AMDFAM10.
2621 * config.gcc: Add support for --with-cpu option for amdfam10.
2623 * config/i386/i386.c (amdfam10_cost): New variable.
2624 (m_AMDFAM10): New macro.
2625 (m_ATHLON_K8_AMDFAM10): New macro.
2626 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2627 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2628 x86_promote_QImode, x86_integer_DFmode_moves,
2629 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2630 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2631 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2632 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2633 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2634 Enable/disable for amdfam10.
2635 (override_options): Add amdfam10_cost to processor_target_table.
2636 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2637 processor_alias_table.
2638 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2639 (ix86_adjust_cost): Add code for amdfam10.
2641 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2643 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2644 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2645 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2646 * config/i386/i386.h: Add builtin definition for SSE4A.
2647 * config/i386/i386.md: Add support for ABM instructions
2649 * config/i386/sse.md: Add support for SSE4A instructions
2650 (movntss, movntsd, extrq, insertq).
2651 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2652 Add -march=amdfam10 flag.
2653 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2654 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2656 * doc/extend.texi: Add documentation for SSE4A builtins.
2658 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2660 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2662 2007-02-05 Richard Guenther <rguenther@suse.de>
2664 * tree-vectorizer.h (vectorizable_function): Add argument type
2665 argument, change return type.
2666 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2667 * tree-vect-transform.c (vectorizable_function): Handle extra
2668 argument, return vectorized function decl.
2669 (build_vectorized_function_call): Remove.
2670 (vectorizable_call): Handle calls with result and argument types
2671 differing. Handle loop vectorization factor correctly.
2672 * targhooks.c (default_builtin_vectorized_function): Adjust for
2674 * targhooks.h (default_builtin_vectorized_function): Likewise.
2675 * target.h (builtin_vectorized_function): Add argument type
2677 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2678 extra argument, allow vectorizing of lrintf.
2679 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2680 documentation of target hook.
2682 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2685 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2686 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2687 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2689 2007-02-05 Roger Sayle <roger@eyesopen.com>
2691 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2692 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2693 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2694 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2695 before canonicalizing sincos to cexpi.
2696 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2698 2007-02-05 Roger Sayle <roger@eyesopen.com>
2700 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2701 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2702 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2704 2007-02-05 Roger Sayle <roger@eyesopen.com>
2706 * mips-tfile.c (initialize_init_file): Correct endianness test.
2708 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2710 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2713 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2715 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2716 saves in a PARALLEL before the register assignments.
2718 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2720 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2721 DWARF_FRAME_RETURN_COLUMN to be a general register.
2722 * dwarf2out.c (init_return_column_size): New function, split from...
2723 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2724 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2725 to be nongeneral registers.
2726 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2728 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2729 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2731 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2733 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2735 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2737 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2738 (remove_path): Use can_remove_branch_p and remove_branch instead
2739 of loop_delete_branch_edge.
2740 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2741 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2742 Update profile using scale_dominated_blocks_in_loop.
2743 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2744 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2745 (can_remove_branch_p, remove_branch): Declare.
2746 * tree-cfg.c (tree_can_remove_branch_p): New function.
2747 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2748 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2749 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2751 2007-02-05 Jan Hubicka <jh@suse.cz>
2754 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2755 nodes in cgraph, don't remove offline copy of the function.
2757 2007-02-04 Jan Hubicka <jh@suse.cz>
2759 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2760 vectors might cause maybe_lookup_element_for_expr to be called
2761 on non-sra-candidate.
2763 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2765 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2766 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2767 spelling conventions.
2769 2007-02-04 Richard Guenther <rguenther@suse.de>
2772 * fold-const.c (try_move_mult_to_index): Make sure to not
2773 overflow one dimension of a multi-dimensional array access.
2775 2007-02-04 Jan Hubicka <jh@suse.cz>
2777 * passes.c (init_optimization_passes): Reindent.
2779 2007-02-04 Jan Hubicka <jh@suse.cz>
2780 Eric Botcazou <ebotcazou@adacore.com>
2782 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2783 (execute_fixup_cfg): Break out the abnormal goto code.
2784 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2785 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2786 (optimize_inline_calls): Call make_nonlocal_label_edges.
2788 2007-02-04 Jan Hubicka <jh@suse.cz>
2790 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2791 true when something was changed.
2792 (rename_ssa_copies): When something was changed, do
2793 TODO_remove_unused_locals.
2794 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2795 add TODO_remove_unused_locals when instruction was removed.
2797 2007-02-04 Jan Hubicka <jh@suse.cz>
2799 * ipa-inline.c (try_inline): Improve debug output; work on already
2801 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2802 call try_inline for already inlined edges too when flattening;
2803 inline also functions that make callee growth but overall unit size
2806 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2808 * config/m32c/bitops.md, config/m32c/jump.md,
2809 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2810 config/m32r/m32r.h, config/m32r/m32r.md,
2811 config/m32r/predicates.md, config/m68hc11/larith.asm,
2812 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2813 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2814 config/mips/mips-protos.h, config/mips/mips.c,
2815 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2816 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2817 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2818 spelling conventions.
2820 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2821 Follow spelling conventions.
2823 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2825 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2826 warn about C++0x compatibility.
2828 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2830 * config/h8300/h8300.c, config/h8300/h8300.h,
2831 config/h8300/h8300.md: Follow spelling conventions.
2833 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2836 * combine.c (try_combine): Do not substitute source operand
2837 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2839 2007-02-03 Jan Hubicka <jh@suse.cz>
2841 PR gcov-profile/30650
2842 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2843 do not divide by zero for never executed counters.
2844 (tree_find_values_to_profile): Fix counters.
2845 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2847 2007-02-03 Ian Lance Taylor <iant@google.com>
2849 * lower-subreg.c (simple_move_operand): New static function,
2850 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2852 (simple_move): Call simple_move_operand.
2853 (find_decomposable_subregs): Add special handling of MEMs.
2854 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2855 meaning of return value. If we see a hard register, test whether
2856 it can store a word_mode value. Change all callers.
2858 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2860 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2861 ftrapv insns and expanders.
2862 (subdi3): Change define_expand operand 1 to arith11_operand, and
2863 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2864 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2865 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2869 * varasm.c (notice_global_symbol): Treat global objects as weak when
2872 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2874 * emit-rtl.c (dconstpi): Delete.
2876 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2877 * real.h (dconstpi): Delete.
2879 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2880 (fold_builtin_hypot): Likewise.
2882 2007-02-03 Tom Tromey <tromey@redhat.com>
2885 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2886 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2888 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2890 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2891 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2892 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2893 config/rs6000/cell.md, config/rs6000/darwin.h,
2894 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2895 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2896 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2897 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2898 typos. Follow spelling conventions.
2899 * doc/invoke.texi: Follow spelling conventions.
2901 2007-02-03 Roger Sayle <roger@eyesopen.com>
2903 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2904 canonicalization transformations that attempt to simplify integer
2905 constant comparisons to become comparisons against zero.
2907 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2909 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2911 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2912 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2914 2007-02-02 Mike Stump <mrs@apple.com>
2916 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2917 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2918 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2919 generate a branch island.
2921 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2923 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2924 (xtensa_legitimate_address_p): New.
2925 (xtensa_legitimize_address): New.
2926 (xtensa_output_addr_const_extra): New.
2927 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2929 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2930 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2931 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2932 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2933 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2934 (xtensa_legitimize_address): New.
2935 (xtensa_output_addr_const_extra): New.
2937 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2939 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2941 2007-02-02 Ian Lance Taylor <iant@google.com>
2943 * expmed.c (expand_divmod): Add comment.
2945 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2947 * emit-rtl.c (renumber_insns): Remove.
2948 * flags.h: Remove the extern for flag_renumber_insns.
2949 * rtl.h: Remove the prototype for renumber_insns.
2950 * toplev.c (flag_renumber_insns): Remove.
2952 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2954 Revert for x86 darwin:
2955 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2957 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2958 code before the following patch under TARGET_MACHO.
2959 (ix86_function_value_regno_p): Likewise.
2961 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2963 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2966 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2969 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2970 general or fp registers. Add comments.
2971 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2973 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2975 * pointer-set.c (insert_aux): Only return insertion slot.
2976 (pointer_set_insert): Adjust.
2977 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2978 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2979 pointer_map_traverse): New.
2980 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2981 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2982 pointer_map_contains, pointer_map_traverse): Declare.
2984 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2987 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2988 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2990 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2992 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2994 (struct _dep): New type.
2995 (dep_t): New typedef.
2996 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2997 (DEP_STATUS): New access macro. The macro with the same name was
2998 renamed to DEP_LINK_STATUS.
2999 (dep_init): Declare function
3001 (struct _dep_link): New type.
3002 (dep_link_t): New typedef.
3003 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
3004 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
3005 (DEP_LINK_STATUS): New macro.
3006 (debug_dep_links): New debug function.
3008 (struct _deps_list): New type.
3009 (deps_list_t): New typedef.
3010 (DEPS_LIST_FIRST): New access macro.
3011 (FOR_EACH_DEP_LINK): New cycle macro.
3012 (create_deps_list, free_deps_list, delete_deps_list): Declare
3014 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
3015 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3016 (copy_deps_list_change_con): Ditto.
3018 (move_dep_link): Declare function.
3020 (struct _dep_node): New type.
3021 (dep_node_t): New typedef.
3022 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
3024 (struct haifa_insn_data.back_deps): New field to hold backward
3025 dependencies of the insn.
3026 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
3028 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
3029 Change its type to deps_list_t.
3030 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
3031 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
3032 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
3034 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
3036 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
3038 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
3040 (dep_cost): Declare.
3042 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
3043 (ds_to_dk, dk_to_ds): New functions.
3045 (init_dep_1): New static function.
3046 (init_dep): New function.
3047 (copy_dep): New static function.
3049 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
3051 (detach_dep_link): New static function.
3052 (move_dep_link): New function.
3054 (dep_links_consistent_p, dump_dep_links): New static functions.
3055 (debug_dep_links): New debugging function.
3057 (deps_obstack, dl_obstack, dn_obstack): New static variables.
3059 (alloc_deps_list, init_deps_list): New static functions.
3060 (create_deps_list): New function.
3061 (clear_deps_list): New static function.
3062 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
3063 (deps_list_consistent_p, dump_deps_list): New static functions.
3064 (debug_deps_list): New function.
3065 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
3067 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
3069 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
3070 use new scheduler dependencies lists.
3071 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
3072 (sched_analyze): Ditto. Initialize dependencies lists.
3073 (add_forw_dep, compute_forward_dependences): Update to use new
3074 scheduler dependencies lists.
3076 (init_dependency_caches): Init deps_obstack.
3077 (free_dependency_caches): Free deps_obstack.
3079 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
3080 new scheduler dependencies lists.
3081 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
3082 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3084 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
3085 Update to use new scheduler dependencies lists.
3086 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
3087 (debug_dependencies): Ditto.
3088 (schedule_region): Update comments.
3090 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
3091 scheduler dependencies lists.
3092 (schedule_ebb): Update comments.
3094 * rtl.def (DEPS_LIST): Remove.
3096 * lists.c (unused_deps_list): Remove.
3097 (free_list): Update assertions.
3099 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
3100 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
3102 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
3103 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
3105 * haifa-sched.c (comments): Update.
3106 (insn_cost1): Remove. Inline the code into insn_cost ().
3107 (insn_cost): Update to use new scheduler dependencies lists. Move
3108 processing of the dependency cost to dep_cost ().
3109 (dep_cost): New function. Use it instead of insn_cost () when
3110 evaluating cost of the dependency. Use compatible interface to
3111 interact with the target.
3112 (priority): Update to use new scheduler dependencies lists.
3113 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
3114 with greater number of insns that depend on the insn.
3115 (schedule_insn): Update to use new scheduler dependencies lists. Add
3116 code to free backward dependencies lists. Inline and optimize code
3117 from resolve_dep () - see PR28071.
3118 (ok_for_early_queue_removal): Update to use new scheduler dependencies
3119 lists. Update call to targetm.sched.is_costly_dependence hook.
3121 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
3122 scheduler dependencies lists.
3124 (resolve_dep): Remove. Move the logic to schedule_insn ().
3125 (init_h_i_d): Initialize dependencies lists.
3127 (process_insn_depend_be_in_spec): Rename to
3128 process_insn_forw_deps_be_in_spec. Update to use new scheduler
3130 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
3131 Update to use new scheduler dependencies lists.
3132 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
3134 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
3135 new scheduler dependencies lists.
3136 (build_intra_loop_deps): Ditto.
3138 * target.h (struct _dep): Declare to use in
3139 gcc_target.sched.is_costly_dependence.
3140 (struct gcc_target.sched.adjust_cost): Fix typo.
3141 (struct gcc_target.sched.is_costly_dependence): Change signature to use
3142 single dep_t parameter instead of an equivalent triad.
3143 (struct gcc_target.sched.adjust_cost_2): Remove.
3145 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
3147 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
3149 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
3151 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
3153 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
3154 (REG_DEP_TRUE): Document.
3156 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
3157 Change signature to correspond to the targetm.sched.adjust_cost hook.
3158 Update use in TARGET_SCHED_ADJUST_COST_2.
3159 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
3160 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
3161 new scheduler dependencies lists.
3162 (ia64_gen_check): Ditto.
3164 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
3167 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
3168 signature to correspond to the targetm.sched.is_costly_dependence hook.
3169 (is_costly_group): Update to use new scheduler dependencies lists.
3171 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
3172 instead of INSN_COST () macro.
3174 2007-02-01 Ian Lance Taylor <iant@google.com>
3176 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
3178 2007-02-01 Guy Martin <gmsoft@gentoo.org>
3180 * pa.md (tp_load): Correct mfctl instruction syntax.
3182 2007-02-01 Geoffrey Keating <geoffk@apple.com>
3184 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
3185 altivec_padding_size calculation on AIX. Improve comment, add
3186 assert to verify that it's right.
3188 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
3191 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
3194 * global.c (global_alloc): Add mising initialization of
3197 2007-02-01 Roger Sayle <roger@eyesopen.com>
3199 * alias.c (init_alias_analysis): Correct whitespace.
3200 * bb-reorder.c (fix_edges_for_rarely_executed_code,
3201 partition_hot_cold_basic_blocks): Likewise.
3202 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3203 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
3204 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3205 fold_builtin_snprintf_chk, fold_builtin_printf,
3206 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
3207 do_mpfr_arg3, do_mpfr_sincos): Likewise.
3208 * cfgcleanup.c (cleanup_cfg): Likewise.
3209 * cfgexpand.c (tree_expand_cfg): Likewise.
3210 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
3211 * function.c (get_next_funcdef_no): Likewise.
3212 * gengtype.c (main): Likewise.
3213 * genmodes.c (main): Likewise.
3214 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
3215 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
3216 * ifcvt.c (noce_emit_move_insn): Likewise.
3217 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
3219 * stor-layout.c (get_best_mode): Likewise.
3220 * tree-ssa-loop-niter.c (get_val_for): Likewise.
3221 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
3222 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
3223 perform_var_substitution, solve_graph): Likewise.
3224 * tree-vrp.c (vrp_finalize): Likewise.
3226 2007-02-01 Ian Lance Taylor <iant@google.com>
3228 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
3229 high part of a paradoxical subreg, return a constant zero.
3231 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
3233 * toplev.c (lang_dependent_init): Call init_set_costs.
3234 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
3236 2007-02-01 Richard Guenther <rguenther@suse.de>
3239 * fold-const.c (fold_negate_expr): Allow negating a
3240 constant if overflow does not change.
3242 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3244 * doc/c-tree.texi (Expression trees): Improve markup.
3245 * doc/tm.texi (Register Classes, Addressing Modes)
3246 (Floating Point): Fix spacing after abbreviations. Fix some
3249 2007-02-01 Ben Elliston <bje@au.ibm.com>
3251 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
3252 * doc/contrib.texi: Likewise.
3253 * doc/install.texi: Likewise.
3255 2007-01-31 Richard Henderson <rth@redhat.com>
3256 Ian Lance Taylor <iant@google.com>
3258 * lower-subreg.c: New file.
3259 * rtl.def (CONCATN): Define.
3260 * passes.c (init_optimization_passes): Add pass_lower_subreg and
3262 * emit-rtl.c (update_reg_offset): New static function, broken out
3263 of gen_rtx_REG_offset.
3264 (gen_rtx_REG_offset): Call update_reg_offset.
3265 (gen_reg_rtx_offset): New function.
3266 * regclass.c: Revert patch of 2006-03-05, restoring
3268 (clear_reg_info_regno): New function.
3269 * dwarf2out.c (concatn_loc_descriptor): New static function.
3270 (loc_descriptor): Handle CONCATN.
3271 * common.opt (fsplit_wide_types): New option.
3272 * opts.c (decode_options): Set flag_split_wide_types when
3274 * timevar.def (TV_LOWER_SUBREG): Define.
3275 * rtl.h (gen_reg_rtx_offset): Declare.
3276 (reg_scan_update): Declare.
3277 * regs.h (clear_reg_info_regno): Declare.
3278 * tree-pass.h (pass_lower_subreg): Declare.
3279 (pass_lower_subreg2): Declare.
3280 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
3281 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
3283 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
3284 * Makefile.in (OBJS-common): Add lower-subreg.o.
3285 (lower-subreg.o): New target.
3287 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3289 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
3291 2007-01-31 Anatoly Sokolov <aesok@post.ru>
3294 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
3296 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3299 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
3301 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
3303 * cfgloop.h: Include vec-prim.h.
3304 (enum li_flags): Remove LI_ONLY_OLD.
3305 (loop_iterator): Changed.
3306 (fel_next, fel_init): Iterate over loop tree.
3307 (FOR_EACH_LOOP_BREAK): New macro.
3308 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
3310 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
3311 * modulo-sched.c (sms_schedule): Ditto.
3312 * tree-vectorizer.c (vectorize_loops): Ditto.
3313 * doc/loop.texi: Update information on loop numbering and behavior of
3314 FOR_EACH_LOOP wrto new loops.
3315 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
3316 add_to_evolution_1): Test nestedness of loops instead of comparing
3318 * tree-chrec.c (chrec_fold_plus_poly_poly,
3319 chrec_fold_multiply_poly_poly, chrec_evaluate,
3320 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
3321 reset_evolution_in_loop): Ditto.
3322 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
3324 2007-01-31 Dirk Mueller <dmueller@suse.de>
3326 * c-common.c (warn_about_parentheses): Separate warning about
3327 un-parenthized sequence of comparison operators from the one
3328 which is supposed to warn about x <= y <= z.
3330 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
3332 * optabs.h (enum optab_index): Add new OTI_isinf.
3333 (isinf_optab): Define corresponding macro.
3334 * optabs.c (init_optabs): Initialize isinf_optab.
3335 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
3337 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
3338 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
3340 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
3341 expand_builtin_interclass_mathfn.
3342 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
3343 * config/i386/i386.md (UNSPEC_FXAM): New constant.
3344 (fxam<mode>2_i387): New insn pattern.
3345 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
3346 built-in functions as x87 inline asm.
3348 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3350 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
3352 2007-01-30 Eric Christopher <echristo@apple.com>
3354 * config.gcc: Add geode.
3356 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3358 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
3359 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
3360 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
3361 value-prof.c: Fix comment typos.
3363 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3366 * doc/invoke.texi (Wpointer-arith): Document warning.
3368 2007-01-30 Janis Johnson <janis187@us.ibm.com>
3370 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
3371 the list of discrepancies from the draft TR.
3373 2007-01-30 Dirk Mueller <dmueller@suse.de>
3376 * doc/invoke.texi (-Wreturn-type): Update description to
3379 2007-01-30 Richard Sandiford <richard@codesourcery.com>
3381 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
3383 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
3385 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
3386 to handle optabs that operate on floating point input argument and
3387 output to integer output.
3388 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
3389 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
3390 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
3391 expand_builtin_interclass_mathfn ().
3392 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
3394 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
3395 ilogbl built-in functions as x87 intrinsics.
3397 2007-01-30 Richard Guenther <rguenther@suse.de>
3400 * dwarf2out.c (reference_to_unused): Query varpool if the
3401 variable was output.
3403 2007-01-30 Richard Guenther <rguenther@suse.de>
3406 * passes.c (execute_one_pass): Reset in_gimple_form to not
3407 confuse non-unit-at-a-time mode.
3409 2007-01-29 Roger Sayle <roger@eyesopen.com>
3410 Richard Guenther <rguenther@suse.de>
3412 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
3413 avoid undefined behaviour on overflow. Use force_fit_type_double
3414 to construct the constant with the specified TREE_OVERFLOW.
3416 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3418 * config/dfp-bit.c: Add parameterized support for fp exceptions.
3419 * config/dfp-bit.h: Ditto.
3421 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3423 * c-decl.c (pop_scope): Replace warnings with call to
3424 warn_for_unused_label.
3425 * c-common.h (warn_for_unused_label): Declare.
3426 * c-common.c (warn_for_unused_label): Define.
3428 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3430 * tree-optimize.c (update_inlined_to_pointers): Delete unused
3433 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3435 * Makefile.in (USER_H): Remove decfloat.h.
3436 * ginclude/decfloat.h: Delete, moving contents to ...
3437 * ginclude/float.h: Add support for decimal floating point,
3438 guarded by __STDC_WANT_DEC_FP__.
3440 2007-01-29 Mike Stump <mrs@apple.com>
3442 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3443 Analysis and Representation to resolve case insensitive conflict.
3444 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3446 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3448 * tree.h (struct tree_memory_tag): Add aliases member.
3449 (MTAG_ALIASES): New macro.
3450 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3451 (add_may_alias): Remove pointer-set. Update for may_aliases being
3453 (mark_aliases_call_clobbered): Update for may_aliases being a
3455 (compute_tag_properties): Ditto.
3456 (create_partition_for): Ditto.
3457 (compute_memory_partitions): Ditto.
3458 (dump_may_aliases_for): Ditto.
3459 (is_aliased_with): Ditto.
3460 (add_may_alias_for_new_tag): Ditto.
3461 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3462 (compute_is_aliased): New function.
3463 (compute_may_aliases): Call compute_is_aliased).
3464 (init_alias_info): Initialize alias_bitmap_obstack.
3465 (union_alias_set_into): New function.
3466 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3467 (have_common_aliases_p): Rewrite to take two bitmaps and use
3469 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3471 (finalize_ref_all_pointers): Update for add_may_alias changes.
3472 (new_type_alias): Ditto.
3473 * tree-flow-inline.h (may_aliases): Return a bitmap.
3474 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3475 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3476 may_aliases being a bitmap.
3477 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3478 may_aliases now returns a bitmap.
3479 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3481 * tree-ssa-operands.c (add_virtual_operand): Update for
3482 may_aliases being a bitmap.
3484 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3486 PR tree-optimization/30630
3487 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3488 variable as changed.
3490 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3493 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3494 expanded only once even if an error occurs.
3496 2007-01-29 Ben Elliston <bje@au.ibm.com>
3498 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3499 (__gcov_average_profiler): Likewise.
3500 (__gcov_ior_profiler): Likewise.
3501 (__gcov_merge_ior): Likewise.
3503 2007-01-28 Jan Hubicka <jh@suse.cz>
3505 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3506 * value-prof.c (stringop_block_profile): Likewise.
3508 2007-01-28 Jan Hubicka <jh@suse.cz>
3510 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3511 variant handling histograms; add wrapper.
3512 (clear_storage_via_libcall): Export.
3513 (emit_block_move_hints): Break out from ...; add histograms.
3514 (emit_block_move): ... this one.
3515 (clear_storage_hints): Break out from ...; add histograms.
3516 (clear_storage): ... this one.
3517 (set_storage_via_memset): Handle histogram.
3518 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3519 (clear_storage_hints, clear_storage_via_libcall): Declare.
3520 (set_storage_via_setmem): Update prototype.
3521 * doc/md.texi (movmem, setmem): Document new arguments.
3523 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3525 (stringop_block_profile): New global function.
3526 (tree_stringops_values_to_profile): Profile block size and alignment.
3527 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3529 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3530 (stringop_block_profile): Declare.
3531 * builtins.c: Include value-prof.h.
3532 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3533 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3534 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3535 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3536 * profile.c (instrument_values): Add new counters.
3537 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3539 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3540 (tree_init_edge_profiler): Build new profilers.
3541 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3542 (pass_tree_profile): Add dump.
3543 (tree_profile_hooks): Update.
3544 * Makefile.in (LIBGCOV): Add new constants.
3545 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3546 __gcov_ior_profiler): New.
3547 * i386.md (movmem/setmem expanders): Add new optional arguments.
3549 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3551 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3553 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3555 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3556 (tree_unswitch_single_loop): Pass eni_size_weights to
3557 tree_num_loop_insns.
3558 * tree-ssa-loop-manip.c: Include tree-inline.h.
3559 (can_unroll_loop_p): Pass eni_size_weights to
3560 tree_num_loop_insns.
3561 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3562 Pass eni_size_weights to estimate_num_insns.
3563 * tree.h (init_inline_once): Export.
3564 * toplev.c (backend_init): Call init_inline_once.
3565 * cgraphunit.c (cgraph_process_new_functions,
3566 cgraph_analyze_function): Pass eni_inlining_weights to
3568 * ipa-inline.c (compute_inline_parameters): Ditto.
3569 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3570 to estimate_num_insns.
3571 (try_unroll_loop_completely): Pass eni_size_weights to
3572 tree_num_loop_insns.
3573 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3574 ot estimate_num_insns.
3575 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3576 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3577 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3578 eni_time_weights): New variables.
3579 (init_inline_once): Initialize them.
3580 (struct eni_data): Mew.
3581 (estimate_num_insns_1, estimate_num_insns): Use weights.
3582 * tree-inline.h (struct eni_weights_d): New.
3583 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3584 (estimate_num_insns): Declaration changed.
3585 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3586 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3587 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3589 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3591 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3592 relations in the conflict function is valid.
3594 2007-01-27 Ian Lance Taylor <iant@google.com>
3596 * common.opt: Add fstrict-overflow.
3597 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3598 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3599 (TYPE_OVERFLOW_UNDEFINED): Define.
3600 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3602 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3603 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3604 (fold_negate_expr): Likewise.
3605 (make_range): Likewise.
3606 (extract_muldiv_1): Likewise.
3607 (maybe_canonicalize_comparison): Likewise.
3608 (fold_comparison): Likewise.
3609 (fold_binary): Likewise.
3610 (tree_expr_nonnegative_p): Likewise.
3611 (tree_expr_nonzero_p): Likewise.
3612 * tree-vrp.c (compare_values): Likewise.
3613 (extract_range_from_binary_expr): Likewise.
3614 (extract_range_from_unary_expr): Likewise.
3615 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3617 (nowrap_type_p): Likewise.
3618 * tree-scalar-evolution.c (simple_iv): Likewise.
3619 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3620 (build_range_check): Likewise.
3621 (extract_muldiv_1): Likewise.
3622 (fold_comparison): Likewise.
3623 * tree-vrp.c (vrp_int_const_binop): Likewise.
3624 (extract_range_from_unary_expr): Likewise.
3625 * convert.c (convert_to_integer): Likewise.
3626 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3627 (fold_comparison): Likewise.
3628 (fold_binary): Likewise.
3629 * optabs.c (optab_for_tree_code): Likewise.
3630 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3631 * simplify-rtx.c (simplify_const_relational_operation): Check
3632 flag_strict_overflow and flag_trapv.
3633 (simplify_const_relational_operation): Likewise.
3634 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3635 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3638 2007-01-27 Roger Sayle <roger@eyesopen.com>
3640 * tree.c (tree_fold_gcd): Delete.
3641 * tree.h (tree_fold_gcd): Remove prototype.
3642 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3643 test whether one constant integer is a multiple of another. Instead
3644 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3645 * fold-const.c (multiple_of_p): We've determined both TOP and
3646 BOTTOM are integer constants so we can call int_const_binop directly
3647 instead of the more generic const_binop.
3649 2007-01-27 Roger Sayle <roger@eyesopen.com>
3651 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3652 1*X check that the constant hasn't overflowed, to preserve the
3654 (round_up): Provide an efficient implementation when rouding-up an
3655 INTEGER_CST to a power-of-two.
3657 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3659 * doc/sourcebuild.texi: Add comma for clarity.
3660 * doc/extend.texi: Fix some typos.
3661 * doc/passes.texi: Likewise.
3662 * doc/cppinternals.texi: Likewise.
3663 * doc/c-tree.texi: Likewise.
3664 * doc/tree-ssa.texi: Likewise.
3665 * doc/install.texi: Likewise.
3667 2007-01-27 Jan Hubicka <jh@suse.cz>
3669 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3670 (pass_sra): Do not require alias information.
3671 * passes.c (init_optimization_passes): Add SRA
3673 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3675 * tracer.c (rest_of_handle_tracer): We already cleaned
3676 up the CFG in tracer() so don't do it here again.
3677 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3678 cleanup_cfg here, either. And don't call renumber_insns.
3680 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3681 and BB_HEAD are in the insn stream here. Instead make sure
3682 that BB_INSN is valid on all insns. Also, do check here that
3683 there are no pending branch predictions...
3684 (rtl_verify_flow_info): ...instead of doing it here. Checks
3685 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3688 2007-01-26 Roger Sayle <roger@eyesopen.com>
3690 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3691 function to simplify/factorize operand order canonicalization.
3692 (ix86_fixup_binary_operands): Reorganize using the above function.
3693 (ix86_binary_operator_ok): Likewise.
3695 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3697 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3698 file scope from optimize_attrs.
3699 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3701 (optimize_attrs): Clear insn_code_values after freeing it.
3703 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3705 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3706 a parts.base assignment.
3708 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3710 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3711 (compute_subscript_distance, initialize_data_dependence_relation,
3712 finalize_ddr_dependent, analyze_ziv_subscript,
3713 analyze_siv_subscript_cst_affine,
3714 compute_overlap_steps_for_affine_univar,
3715 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3716 analyze_siv_subscript, analyze_miv_subscript,
3717 analyze_overlapping_iterations, subscript_dependence_tester_1,
3718 compute_self_dependence, free_dependence_relation): Work
3719 with affine_fn instead of chrecs.
3720 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3721 common_affine_function, affine_function_base,
3722 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3723 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3724 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3725 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3726 (all_chrecs_equal_p): Removed.
3727 * tree-data-ref.h (affine_fn, conflict_function): New types.
3728 (struct subscript): Change type of conflicting_iterations_in_a
3729 and conflicting_iterations_in_b.
3731 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3734 * config/pa/pa.h (TARGET_HPUX_11): New.
3735 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3736 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3738 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3739 Richard Guenther <rguenther@suse.de>
3741 * tree-ssa-structalias.c (solve_graph): Handle case
3742 we merged the variable to another.
3744 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3746 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3749 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3750 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3752 2007-01-25 DJ Delorie <dj@redhat.com>
3754 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3755 allow changes to modes which don't fit in those registers.
3757 * reload1.c (choose_reload_regs): Check for invalid subregs before
3758 computing their locations, not after.
3760 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3763 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3764 save Altivec registers in an eh_return function.
3765 (compute_vrsave_mask): Likewise.
3766 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3767 for saving Altivec registers.
3768 (rs6000_emit_prologue): Don't allocate stack twice in
3769 eh_return function. Correct expected value of altivec_save_offset
3770 when using save_world. Describe save of R0 to stack when using
3771 save_world. Describe stack pointer adjustment when using
3772 save_world. Remove duplicated eh_return parameter register saving.
3773 Update sp_offset variable after save_world.
3774 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3776 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3777 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3780 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3782 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3784 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3787 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3788 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3790 2007-01-25 Richard Guenther <rguenther@suse.de>
3792 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3793 * common.opt (-Wcoverage-mismatch): New warning option.
3794 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3795 if -Wcoverage-mismatch is given.
3797 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3799 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3800 (ipcp_driver): Change to static definition.
3801 Add dumping of the ifunctions.
3802 (constant_val_insert): Remove unused parameter. Support for SSA.
3803 (ipcp_propagate_const): Support for SSA.
3804 (ipcp_profile_bb_print): Print only analyzed nodes.
3805 (ipcp_replace_map_create): Remove support for Fortran constant
3807 * ipa-prop.c (ipa_method_modify_stmt,
3808 ipa_callsite_compute_param): Support for SSA.
3809 * ipa-prop.h (ipcp_driver): Remove declaration.
3810 (IS_VALID_TREE_MAP_INDEX): Add define.
3812 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3814 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3816 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3819 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3820 constant argument to cabs and do it without checking for
3821 -funsafe-math-optimizations.
3823 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3825 * c-common.h (RID_FIRST_CXX0X): New.
3826 (RID_LAST_CXX0X): New.
3827 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3829 * c.opt (Wc++0x-compat): New.
3830 * doc/invoke.texi (-Wc++0x-compat): Document.
3832 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3834 * builtins.c (fold_builtin_carg): New.
3835 (fold_builtin_1): Use it.
3837 2007-01-24 Jan Hubicka <jh@suse.cz>
3839 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3841 * ipa-inline.c (initial_insns, max_insns): Delete.
3842 (compute_max_insns): New function.
3843 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3844 of insns as base for code growth.
3845 (cgraph_decide_inlining): Make initial_insns local; do not compute
3847 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3848 * doc/invoke.texi (inline-unit-growth): Update docs.
3850 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3852 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3853 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3854 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3855 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3856 for CPUs that have PTA_CX16 set.
3859 * gimplify.c (omp_check_private): New function.
3860 (gimplify_scan_omp_clauses): Use it for
3861 firstprivate/lastprivate/reduction.
3864 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3865 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3868 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3869 If lower_lastprivate_clauses emits some statements, append them
3870 to dlist rather than body_p and to body_p append an initializer.
3871 (lower_omp_for): Adjust caller.
3873 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3875 * target.h (globalize_decl_name): New.
3876 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3877 * output.h (default_globalize_decl_name): New.
3878 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3880 (globalize_decl): Ditto.
3881 (default_globalize_decl_name): New.
3882 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3883 (ia64_handle_version_id_attribute): New.
3884 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3885 (ia64_asm_output_external): Use globalize_decl_name instead
3887 * doc/extend.texi (version_id): New pragma.
3888 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3890 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3892 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3893 _uleb128_t and _Unwind_SWord with _sleb128_t.
3894 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3895 uw_frame_state_for, uw_update_context_1): Likewise.
3896 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3897 * unwind-pe.h (read_uleb128, read_sleb128,
3898 read_encoded_value_with_base): Likewise.
3899 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3901 2007-01-24 Richard Guenther <rguenther@suse.de>
3903 * builtins.c (expand_builtin_cexpi): Get the fndecl
3904 for cexp in the correct way.
3906 2007-01-24 Jan Hubicka <jh@suse.cz>
3908 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3910 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3912 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3913 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3914 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3915 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3916 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3917 __SIZEOF_PTRDIFF_T__.
3918 * doc/cpp.texi: Documentation for the new builtin macros added.
3920 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3922 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3923 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3924 instead of operands[2] to avoid access past the end of array.
3926 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3928 * reload1.c (emit_reload_insns): Pass the reload register
3929 for a non-spill output reload through forget_old_reloads_1.
3931 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3933 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3934 _SOFT_DOUBLE if doubles use software floating-point.
3935 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3936 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3937 * config/rs6000/darwin-ldouble.c: Also compile functions for
3938 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3939 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3940 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3941 commented-out long double override.
3942 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3943 * config/rs6000/eabispe.h: Likewise.
3944 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3945 long double for non-SPE.
3946 (rs6000_handle_option): Likewise.
3947 (invalid_e500_subreg): Disallow more subregs involding DImode,
3948 DFmode, TImode or TFmode.
3949 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3951 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3953 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3954 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3956 (rs6000_legitimate_address): Also check for TFmode for E500
3958 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3959 (spe_build_register_parallel): Handle TFmode and TCmode.
3960 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3962 (function_arg): Handle TFmode and TCmode for E500 double.
3963 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3965 (print_operand): Handle TFmode and TImode for %y.
3966 (rs6000_generate_compare): Handle TFmode comparisons for E500
3968 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3969 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3970 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3971 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3972 TFmode for E500 double.
3973 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3974 (floatsidf2): Enable for E500 double.
3975 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3976 (extenddftf2): Change to extenddftf2_fprs.
3977 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3978 depending on TARGET_E500_DOUBLE.
3979 (extendsftf2): Enable for E500 double.
3980 (trunctfdf2): Enable for E500 double.
3981 (trunctfsf2): Change to trunctfsf2_fprs.
3982 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3983 depending on TARGET_E500_DOUBLE.
3984 (floatsitf2): Enable for E500 double.
3985 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3986 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3987 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3988 (negtf2): Change to negtf2_internal.
3989 (negtf2): New expander.
3990 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3991 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3992 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3993 (movdi_internal32): Use rs6000_nonimmediate_operand.
3994 (unnamed splitter): Likewise.
3995 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3996 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3997 (SPE64TF, DITI): New mode macros.
3998 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
4001 (frob_<mode>_di_2): New.
4002 (frob_tf_di_8_2): New.
4003 (frob_di_df): Change to frob_di_<mode>; allow more modes.
4005 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
4007 (frob_ti_<mode>_8_2): New.
4008 (frob_ti_tf_2): New.
4009 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
4010 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
4012 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
4013 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
4014 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
4015 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
4016 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
4017 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
4020 2007-01-23 Ian Lance Taylor <iant@google.com>
4022 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
4024 (OBJS-archive): Reformat, alphabetize.
4025 (OBJS): Change out_object_file to OBJS-md.
4027 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
4029 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4030 JUMP_P and CALL_P predicates where applicable.
4031 * config/i386/i386.c: Ditto.
4032 * config/i386/i386.md: Ditto.
4033 * config/i386/mmx.md: Ditto.
4034 * config/i386/predicates.md: Ditto.
4036 2007-01-22 Andreas Schwab <schwab@suse.de>
4038 * config/m68k/m68k.h: Fix comment.
4040 2007-01-22 Jan Hubicka <jh@suse.cz>
4042 * passes.c (init_optimization_passes): Do not rerun
4043 pass_early_warn_uninitialized.
4045 2007-01-22 Richard Guenther <rguenther@suse.de>
4047 PR tree-optimization/30038
4048 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
4050 (execute_cse_sincos_1): Likewise.
4051 (execute_cse_sincos): Likewise.
4052 (gate_cse_sincos): Likewise.
4053 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
4054 the cexpi() canonicalization of sincos().
4055 * tree-pass.h (pass_cse_sincos): Declare.
4056 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
4058 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4060 PR rtl-optimization/29329
4061 * combine.c (replaced_rhs_insn): Rename to i2mod.
4062 (replaced_rhs_value): Rename to i2mod_new_rhs.
4063 (i2mod_old_rhs): New global variable.
4064 (combine_instructions): Adjust for above change. Save a copy of
4065 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
4066 note are substituted in the second instruction.
4067 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
4068 ditch the note if it pertains to the second eliminated register
4069 and this register is mentioned in i2mod_old_rhs.
4072 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4074 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
4075 the insn to which the note was originally attached.
4077 2007-01-21 Jan Hubicka <jh@suse.cz>
4079 * ipa-inline.c (inlining_mode): Comment, move up.
4080 (cgraph_decide_inlining_incrementally): Do not perform inlining
4081 itself; fix handling of flattening of self recursive functions.
4082 (cgraph_find_cycles): Remove.
4083 (cgraph_flatten_node): Remove.
4084 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
4085 (try_inline): New function.
4086 (cgraph_early_inlining): Update call of
4087 cgraph_decide_inlining_incrementally. Apply inlining here.
4088 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
4090 2007-01-21 Dirk Mueller <dmueller@suse.de>
4093 * tree-vrp.c (check_array_bounds): do not warn
4094 about ADDR_EXPR's of ARRAY_REF's which are immediately
4095 used in binary expressions.
4097 2007-01-21 Ira Rosen <irar@il.ibm.com>
4099 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
4100 read_write_dep and macros for its access.
4101 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
4102 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
4103 argument, call vect_check_interleaving for every independent pair of
4104 data-refs. Mark loads that access the same memory location as a store
4106 (vect_check_dependences): Remove.
4107 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
4108 call, fix the call to vect_analyze_data_ref_dependence.
4109 (vect_analyze_data_ref_access): For statements that access the same
4110 data-ref, check that they are not stores; for loads, check that there
4111 is no store that access the same location.
4113 2007-01-20 Roger Sayle <roger@eyesopen.com>
4114 Joseph Myers <joseph@codesourcery.com>
4116 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
4117 (-fdump-rtl-stack): Likewise.
4118 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
4119 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
4120 (-mpt-fixed): Use @minus{} for minus sign.
4121 (Using Precompiled Headers): Fix under/overfull hbox.
4123 2007-01-20 Jan Hubicka <jh@suse.cz>
4125 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
4126 place within annotation.
4128 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4130 * pa.c (output_move_double): Change array size of xoperands to 4.
4132 2007-01-20 Jan Hubicka <jh@suse.cz>
4134 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
4137 2007-01-19 Ian Lance Taylor <iant@google.com>
4139 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
4140 constant to unsigned HOST_WIDE_INT before negating.
4142 2007-01-19 Ian Lance Taylor <iant@google.com>
4144 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
4146 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
4147 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4148 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
4149 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
4150 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4151 (realloc_vdef, realloc_vuse): Change second parameter to
4153 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
4155 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
4156 unsigned. Change x and lim locals to unsigned.
4157 (realloc_vdef, realloc_vuse): Change num_elem parameter to
4159 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
4160 (copy_virtual_operands): Change i and n locals to unsigned.
4162 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4165 * builtins.c (fold_builtin_1): Handle builtin fdim.
4167 2007-01-20 Jan Hubicka <jh@suse.cz>
4169 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
4170 * tree-ssa-structalias.c (compute_points_to_sets): Do call
4171 init_alias_heapvars.
4172 (init_alias_heapvars): Initialize only when not already initialized.
4173 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
4175 2007-01-19 Roger Sayle <roger@eyesopen.com>
4177 * common.opt (fsigned-zeros): New command line option.
4178 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
4179 of flag_unsafe_math_optimizations.
4180 * opts.c (set_fast_math_flags): The -ffast-math command line option
4181 implies -fno-signed-zeros.
4182 (fast_math_flags_set_p): Likewise.
4184 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
4185 the documentation of -ffast-math appropriately. Wrap long lines.
4187 2007-01-19 Steve Ellcey <sje@cup.hp.com>
4189 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
4190 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
4192 2007-01-19 Tomas Bily <tbily@suse.cz>
4194 * cgraphunit.c (cgraph_finalize_function): Updating of pid
4196 (tree_init_ic_make_global_vars): New function
4197 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
4198 (tree_gen_ic_profiler): New function
4199 (tree_gen_ic_func_profiler): New function
4200 (tree_profiling): Added calling of tree_gen_ic_func_profiler
4201 (tree_profile_hooks): Added hook for indirec/virtual calls
4202 * value-prof.c (tree_find_values_to_profile): New case for
4204 (tree_values_to_profile): Call for determining indirect/virtual
4206 (tree_indirect_call_to_profile): New function
4207 (tree_ic_transform): New function
4208 (tree_ic): New function
4209 (find_func_by_pid): New function
4210 (init_pid_map): New function
4211 (tree_value_profile_transformations): Added check for
4212 indirect/virtual call transformation
4213 * value-prof.h (enum hist_type): New counter type for
4214 indirect/virtual calls
4215 (profile_hooks): Added new hook for profiling indirect/virtual
4217 * profile.c (instrument_values): New case for indirect/virtual
4219 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
4220 (GCOV_COUNTER_V_INDIR): New counter type
4221 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
4222 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
4224 * cgraph.c: Definition of cgraph_max_pid
4225 (cgraph_create_node): Default init of pid attribute
4226 * cgraph.h: Declaration of cgraph_max_pid
4227 (struct cgraph_node): Added pid attribute
4228 * libgcov.c (__gcov_indirect_call_profiler): New function
4229 (__gcov_one_value_profiler_body): New function
4230 (__gcov_one_value_profiler): Body was moved to
4231 __gcov_one_value_profiler_body and calls it
4233 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
4235 * doc/gty.texi (Options): Document the mark_hook option to GTY.
4236 * gengtype.c (write_types_data, write_func_for_structure,
4237 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
4238 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
4239 (walk_type, write_func_for_structure): Generate the mark_hook if
4242 2007-01-19 Jan Hubicka <jh@suse.cz>
4244 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
4245 'early' argument take inlining mode argument specifying whether to
4246 inline for size/speeed or all functions; add support for flattening;
4248 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
4250 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4253 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
4254 the name of the declared identifier.
4256 2007-01-19 Dirk Mueller <dmueller@suse.de>
4258 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
4259 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
4260 duplicate evaluation.
4262 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4264 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
4265 Macroize expander using X87MODEF12 mode macro. Extend operand 1
4266 to XFMode, use acosxf2 and truncate result to requested mode.
4267 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4268 (asin<mode>2): Similarly, with asin expanders.
4269 (*fscalexf4_i387): Rename from *fscalexf4.
4270 (expNcorexf3): New expander.
4271 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
4272 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
4273 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
4274 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
4275 patterns for SSE math.
4276 (exp10<mode>2): Similarly, with exp10 expanders.
4277 (exp2<mode>2): Similarly, with exp2 expanders.
4278 (expm1<mode>2): Similarly, with expm1 expanders.
4279 (ldexp<mode>3): Similarly, with ldexp expanders.
4280 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
4281 Use gen_truncxf<mode>2_i387_noop to truncate result.
4283 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4285 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
4286 for ColdFire targets.
4288 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
4289 Richard Sandiford <richard@codesourcery.com>
4291 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
4292 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
4293 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
4294 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
4295 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4296 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4298 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4300 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
4301 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
4302 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
4303 (*adddi_dilshr32_cf): New pattern.
4304 (adddi3, subdi3): Remove first alternatives.
4306 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4308 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
4309 implemented using move.l, do not use its cc result for floating-point
4312 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4314 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
4315 from accepting 's' constraints if flag_pic.
4317 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4319 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
4320 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
4321 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
4322 condition from TARGET_68881 to TARGET_HARD_FLOAT.
4324 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
4326 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
4327 ColdFire alternatives.
4328 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
4329 * config/m68k/m68k.md (clzsi2): Define for ColdFire
4330 architectures that support ff1 instruction.
4332 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4333 Julian Brown <julian@codesourcery.com>
4335 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
4336 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
4337 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
4340 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4342 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
4344 (output_move_const_into_data_reg, output_move_simode_const): Delete.
4345 * config/m68k/m68k.c (const_method, const_int_cost): Take a
4346 HOST_WIDE_INT instead of an rtx.
4347 (m68k_rtx_costs): Update call accordingly.
4348 (output_move_const_into_data_reg): Likewise. Fix formatting.
4349 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
4351 (output_move_simode_const): Update calls after above changes.
4352 Rework to use automatic variables and predicates like MEM_P.
4353 * config/m68k/m68k.md (pushexthisi_const): Update call to
4356 2007-01-19 Dirk Mueller <dmueller@suse.de>
4358 * tree-ssa-alias.c (perform_var_substitution): Fix typo
4361 2007-01-19 Richard Guenther <rguenther@suse.de>
4363 * builtins.c (expand_builtin_cexpi): Fall back to expanding
4364 via cexp in case sincos is not available.
4366 2007-01-19 Richard Guenther <rguenther@suse.de>
4368 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
4369 * defaults.h (TARGET_HAS_SINCOS): Default to off.
4370 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
4371 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
4372 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
4373 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
4374 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
4375 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
4377 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4379 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
4381 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
4382 (atan2xf3): Directly generate RTL pattern.
4383 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
4384 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4385 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4386 disable patterns for SSE math.
4387 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
4388 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4389 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4390 disable patterns for SSE math.
4392 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
4394 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
4396 2007-01-18 Roger Sayle <roger@eyesopen.com>
4398 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
4399 VIEW_CONVERT_EXPR to the same type as it's operand.
4401 2007-01-18 David Edelsohn <edelsohn@gnu.org>
4403 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
4404 configured for long double 128.
4406 2007-01-18 Mike Stump <mrs@apple.com>
4408 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
4411 2007-01-18 Michael Meissner <michael.meissner@amd.com>
4413 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
4416 2007-01-18 Jan Hubicka <jh@suse.cz>
4418 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
4419 greater than NUM_VOP_FREE_BUCKETS.
4421 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
4423 * tree-ssa-structalias.c: Update comments.
4424 (ptabitmap_obstack): Removed.
4426 (oldpta_obstack): Ditto.
4427 (stats): Add a few members.
4428 (struct variable_info): Remove node, complex, address_taken, and
4429 indirect_target members. Add oldsolution member.
4430 (new_var_info): Do not initialize removed members.
4431 (constraint_expr_type): Remove INCLUDES.
4432 (constraint_graph): Add size, implicit_preds, rep,
4433 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
4434 (FIRST_REF_NODE): New macro.
4435 (LAST_REF_NODE): Ditto.
4436 (FIRST_ADDR_NODE): Ditto.
4437 (find): New function.
4439 (dump_constraint): Do not handle INCLUDES.
4440 (insert_into_complex): Do not insert duplicate constraints.
4441 (condense_varmap_nodes): Renamed and rewritten into ...
4442 (merge_node_constraints): This. Also fix bug in handling of
4443 offseted copy constraints.
4444 (clear_edges_for_node): No longer need to deal with preds at all,
4445 or removing associated preds/succs.
4446 (merge_graph_nodes): Deal with indirect_cycles.
4447 Don't deal with predecessors.
4448 (add_implicit_graph_edge): New function.
4449 (add_pred_graph_edge): Ditto.
4450 (add_graph_edge): Don't deal with predecessors.
4451 (build_constraint_graph): Removed.
4452 (build_pred_graph): New function.
4453 (build_succ_graph): Ditto.
4454 (struct scc_info): Removed in_component. Added roots, dfs, and
4455 node_mapping. Remove visited_index, unification_queue.
4456 (scc_visit): Deal with union-find we do now.
4457 Deal with cycles with REF nodes.
4458 (collapse_nodes): Renamed and rewritten to ...
4459 (unify_nodes): This.
4460 (process_unification_queue): Removed.
4461 (topo_visit): Cleanup
4462 (do_da_constraint): Use find.
4463 (do_sd_constraint): Ditto.
4464 (do_ds_constraint): Ditto.
4465 (do_complex_constraint): Ditto.
4466 (init_scc_info): Update for removed and added members.
4467 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4468 (find_indirect_cycles): This.
4469 (equivalence_class): New variable.
4470 (label_visit): New function.
4471 (perform_variable_substitution): Rewritten.
4472 (free_var_substitution_info): New function.
4473 (find_equivalent_node): Ditto.
4474 (move_complex_constraints): Ditto.
4475 (eliminate_indirect_cycles): Ditto.
4476 (solve_graph): Only propagate changed bits.
4477 Use indirect cycle elimination.
4479 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4480 (tree_id_eq): Renamed to ...
4481 (tree_vi_eq): This. Update for member change
4482 (insert_id_for_tree): Renamed and rewritten to ...
4483 (insert_vi_for_tree): This.
4484 (lookup_id_for_tree): Renamed and rewritten to ...
4485 (lookup_vi_for_tree): This.
4486 (get_id_for_tree): Renamed and rewritten to ...
4487 (get_vi_for_tree): Ditto.
4488 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4489 (process_constraint): Don't handle INCLUDES.
4490 Remove special ADDRESSOF case.
4491 (find_func_aliases): Rewrite to use vi functions instead of id
4493 (create_function_info_for): Ditto.
4494 (create_variable_info_for): Ditto.
4495 (intra_create_variable_infos): Ditto.
4496 (merge_smts_into): Ditto.
4497 (find_what_p_points_to): Ditto.
4498 (init_base_vars): Ditto.
4499 (init_alias_vars): Ditto.
4500 (remove_preds_and_fake_succs): New function.
4501 (dump_sa_points_to_info): Dump new stats.
4502 (dump_solution_for_var): Use find.
4503 (set_used_smts): Fix formatting.
4504 (compute_points_to_sets): Updated for new functions.
4505 (ipa_pta_execute): Ditto.
4507 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4508 Richard Sandiford <richard@codesourcery.com>
4510 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4512 * calls.c (expand_call): If the return value is a PARALLEL,
4513 extract its first member.
4514 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4515 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4516 use FUNCTION_EXTRA_EPILOGUE.
4517 (m68k_function_value): Return a PARALLEL if the return value
4518 is of a pointer type.
4519 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4520 (FUNCTION_EXTRA_EPILOGUE): Remove.
4521 * config/m68k/m68k.md (D0_REG): New constant.
4523 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4525 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4526 output a NOP for empty epilogues.
4528 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4530 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4531 before function. Extend register save check to include all
4532 registers, not just integer ones.
4534 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4536 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4537 (m68k_use_return_insn): ...this.
4538 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4539 * config/m68k/m68k.c (use_return_insn): Rename to...
4540 (m68k_use_return_insn): ...this.
4541 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4544 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4546 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4547 nearest even, fix denormal rounding overflow.
4549 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4551 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4552 f%$smove and f%$move.
4553 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4554 (extendsfdf2_cf): Use fdmove instead of f%&move.
4555 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4556 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4558 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4560 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4563 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4565 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4566 (coldfire_single_format): Declare.
4567 (coldfire_double_format): Likewise.
4568 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4569 of qnan_msb_set to determine the lower bits of a canonical
4571 (encode_ieee_double): Likewise.
4572 (encode_ieee_quad): Likewise.
4573 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4574 (mips_single_format): Likewise.
4575 (ieee_double_format): Likewise.
4576 (mips_double_format): Likewise.
4577 (ieee_extended_motorola_format): Likewise.
4578 (ieee_extended_intel_96_format): Likewise.
4579 (ieee_extended_intel_128_format): Likewise.
4580 (ieee_extended_intel_96_round_53_format): Likewise.
4581 (ibm_extended_format): Likewise.
4582 (mips_extended_format): Likewise.
4583 (ieee_quad_format): Likewise.
4584 (mips_quad_format): Likewise.
4585 (vax_f_format): Likewise.
4586 (vax_d_format): Likewise.
4587 (vax_g_format): Likewise.
4588 (i370_single_format): Likewise.
4589 (i370_double_format): Likewise.
4590 (decimal_single_format): Likewise.
4591 (decimal_double_format): Likewise.
4592 (decimal_quad_format): Likewise.
4593 (c4x_single_format): Likewise.
4594 (c4x_extended_format): Likewise.
4595 (real_internal_format): Likewise.
4596 (coldfire_single_format): New real_format.
4597 (coldfire_double_format): Likewise.
4598 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4599 canonical_nan_lsbs_set.
4600 (pdp11_d_format): Likewise.
4601 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4602 if TARGET_COLDFIRE_CPU.
4604 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4606 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4607 (output_call, m68k_legitimize_call_address): Declare.
4608 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4609 parenthesees. Add support for a 'W' constraint.
4610 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4611 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4612 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4613 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4615 (override_options): Initialize them. Do not set flag_no_function_cse
4616 for TARGET_ID_SHARED_LIBRARY.
4617 (m68k_output_pic_call): Delete.
4618 (m68k_legitimize_call_address): New function.
4619 (print_operand): Remove the %o prefix. Handle the %p prefix.
4620 (output_call): New function.
4621 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4622 target address from the GOT if symbolic jumps are not allowed.
4623 * config/m68k/m68k.md (call, general_operand): Do not set
4624 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4625 Merge separate flag_pic and !flag_pic define_insns into...
4626 (*call, *call_value): ...these new patterns. Match the address
4627 rather than the containing MEM and require it to be a call_operand.
4628 Use output_call to generate the asm template.
4629 * config/m68k/predicates.md (const_call_operand): New predicate.
4630 (call_operand): Likewise.
4632 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4634 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4635 (STACK_GROWS_DOWNWARD): Define to 1.
4636 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4637 comments, emphasizing that these values are only defaults.
4638 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4639 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4641 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4643 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4645 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4646 Richard Sandiford <richard@codesourcery.com>
4648 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4649 (FP_REGNO_P): New macros.
4650 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4651 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4652 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4653 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4655 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4657 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4658 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4660 * config/m68k/t-floatlib: New file, extracting common code from...
4661 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4662 * config/m68k/t-uclinux: Here.
4663 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4664 routines on ColdFire targets.
4666 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4668 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4669 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4670 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4671 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4672 explicitly set MOTOROLA to 1.
4673 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4675 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4676 Nathan Sidwell <nathan@codesourcery.com>
4678 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4679 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4680 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4681 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4682 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4683 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4684 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4685 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4686 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4687 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4688 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4689 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4690 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4691 (DBX_REGISTER_NUMBER): Delete.
4692 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4693 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4694 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4696 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4698 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4699 * config/flat.h: New file.
4700 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4702 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4703 indirect references for -msep-data or -mid-shared-library.
4704 Do not use PC-relative code addresses either.
4705 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4707 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4708 for shared libraries and crt1.o for executables. Use crti.o and
4710 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4711 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4712 Do not add -elf2flt or -shared-lib-id options here.
4713 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4714 Pass -shared-lib-id if -mid-shared-library, taking the library
4715 identifier from -mshared-library-id if given, otherwise
4717 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4718 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4719 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4720 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4721 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4722 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4724 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4725 jump sequence for ISA A and ISA A+.
4726 (PICJUMP): Likewise.
4728 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4730 * config.gcc (m68k-*-uclinux*): Base the port on the common
4731 and m68k GNU/Linux files rather than on the generic ELF ones.
4732 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4733 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4735 2007-01-18 Julian Brown <julian@codesourcery.com>
4736 Richard Sandiford <richard@codesourcery.com>
4738 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4739 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4740 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4742 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4744 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4746 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4748 * doc/install.texi: Document m68k-uclinuxoldabi.
4749 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4750 * config/m68k/uclinux-oldabi.h: New file, copied from
4751 config/m68k/uclinux.h.
4753 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4755 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4756 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4757 (m32r_compute_frame_size): Use unsigned for regno.
4758 (m32r_reload_lr): Use gen_frame_mem.
4760 (m32r_output_function_epilogue): Don't output the function epilogue
4762 (m32r_expand_epilogue): New.
4763 (direct_return): Return false if the function has the interrupt
4765 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4766 * config/m32r/m32r.md (epilogue): New expander.
4767 (return_lr, return_rte): New insns.
4768 (return): Make it expander.
4769 (return_normal): New expander.
4771 2007-01-18 Josh Conner <jconner@apple.com>
4774 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4775 support for UNLE, UNLT, UNGE, and UNGT.
4777 2007-01-18 Jan Hubicka <jh@suse.cz>
4779 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4780 * tree-tailcall (add_virtual_phis): Likewise.
4781 (optimize_tail_call): Return TODOs.
4782 (execute_tail_calls): Return TODOs.
4783 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4784 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4786 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4787 Cleanup cfg using TODO.
4788 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4789 * passes.c (execute_function_todo): When cleanup did something, remove
4791 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4792 (make_edges): Don't cleanup_cfg.
4794 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4796 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4797 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4798 operate on the top of stack.
4799 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4800 register handling of instructions that output to the second
4802 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4803 (move_for_stack_reg): Special-case check for dead destination
4804 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4806 * config/i386/i386.md (UNSPEC_TAN): New constant.
4807 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4808 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4809 to correctly model move of constant 1.0 to top stack slot.
4810 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4811 (unnamed peephole2 pattern): Remove corresponding peephole2
4812 pattern that optimizes tan insn and loading of constant 1.0.
4813 (tanxf2): Use fptanxf4_i387.
4814 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4815 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4816 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4817 disable patterns for SSE math.
4818 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4819 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4821 2007-01-18 Dirk Mueller <dmueller@suse.de>
4822 Richard Guenther <rguenther@suse.de>
4825 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4826 * common.opt (Warray-bounds): Add new warning option.
4827 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4829 * Makefile.in: make tree-vrp.o depend on toplev.h
4830 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4832 (check_array_refs, check_array_bounds, check_array_ref): New.
4834 2007-01-18 Jan Hubicka <jh@suse.cz>
4836 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4837 (execute_ssa_ccp): Return flags conditionally.
4838 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4840 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4842 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4844 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4845 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4847 * Makefile.c (GTFILES): Add cfglayout.h.
4848 * gengtype.c (open_base_files): Likewise.
4849 * cfglayout.c (cfg_layout_function_footer,
4850 cfg_layout_function_header) Reindent to make gengtype happy.
4851 * cfglayout.h (cfg_layout_function_footer,
4852 cfg_layout_function_header): Add GTY(()) marker.
4854 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4856 2007-01-18 Ben Elliston <bje@au.ibm.com>
4858 * genautomata.c (write_automata): Include xstrerror output in the
4859 error message if writing the DFA description file fails.
4861 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4863 * config/mips/mips-protos.h (mips_output_external): Make it
4865 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4866 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4867 (extern_list): Likewise.
4868 (extern_head): Likewise.
4869 (TARGET_ASM_FILE_END): Likewise.
4870 (mips_file_end): Likewise.
4871 (mips_output_external): Rewritten.
4873 2007-01-18 Ben Elliston <bje@au.ibm.com>
4875 * genpreds.c (write_insn_preds_c): Only write out the function
4876 body for regclass_for_constraint if we have register constraints.
4878 2007-01-17 Tom Tromey <tromey@redhat.com>
4880 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4881 * doc/install.texi (Testing): Use sourceware.org.
4882 (Binaries): Likewise.
4883 (Specific): Likewise.
4884 * doc/contrib.texi (Contributors): Use sourceware.org.
4886 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4888 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4889 (AVR_ENHANCED): Rename to ...
4890 (AVR_HAVE_MUL): ... new.
4891 (avr_enhanced_p): Rename to ...
4892 (avr_have_mul_p): ... new.
4893 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4894 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4895 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4896 (avr_have_mul_p): ... new.
4897 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4898 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4899 'avr_enhanced_p' and 'enhanced'.
4900 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4901 AVR_HAVE_MUL instead of AVR_ENHANCED.
4902 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4903 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4904 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4905 instead of AVR_ENHANCED.
4906 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4907 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4908 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4910 2007-01-17 Ian Lance Taylor <iant@google.com>
4912 * vec.h (VEC_reserve_exact): Define.
4913 (vec_gc_p_reserve_exact): Declare.
4914 (vec_gc_o_reserve_exact): Declare.
4915 (vec_heap_p_reserve_exact): Declare.
4916 (vec_heap_o_reserve_exact): Declare.
4917 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4919 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4921 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4922 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4923 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4924 * vec.c (calculate_allocation): Add exact parameter. Change all
4926 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4927 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4928 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4929 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4930 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4931 (vec_heap_p_reserve_exact): New function.
4932 (vec_heap_o_reserve_exact): New function.
4934 2007-01-17 Jan Hubicka <jh@suse.cz>
4936 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4938 2007-01-17 Eric Christopher <echristo@apple.com>
4940 * config.gcc: Support core2 processor.
4942 2007-01-16 Jan Hubicka <jh@suse.cz>
4944 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4945 the names, just unlink the chain so we don't crash on dangling pointers
4948 2007-01-16 Jan Hubicka <jh@suse.cz>
4950 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4951 * tree-pass.h: Reorder to make IPA passes appear toegher.
4952 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4953 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4954 parameters, do not call early inliner.
4955 * ipa-inline.c: Update comments. Include tree-flow.h
4956 (cgraph_decide_inlining): Do not compute inlining parameters.
4957 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4958 be called with function context set up.
4959 (pass_ipa_inline): Remove unreachable functions before pass.
4960 (cgraph_early_inlining): Simplify assuming to be called from the
4962 (pass_early_inline): New pass.
4963 (cgraph_gate_ipa_early_inlining): New gate.
4964 (pass_ipa_early_inline): Turn into simple wrapper.
4965 (compute_inline_parameters): New function.
4966 (gate_inline_passes): New gate.
4967 (pass_inline_parameters): New pass.
4968 (apply_inline): Move here from tree-optimize.c
4969 (pass_apply_inline): New pass.
4970 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4972 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4974 (tree_function_versioning): Do not allocate dummy struct function.
4975 * tree-inline.h (optimize_inline_calls): Update prototype.
4976 * tree-optimize.c (execute_fixup_cfg): Export.
4977 (pass_fixup_cfg): Remove
4978 (tree_rest_of_compilation): Do not apply inlines.
4979 * tree-flow.h (execute_fixup_cfg): Declare.
4980 * Makefile.in (gt-passes.c): New.
4981 * passes.c: Include gt-passes.h
4982 (init_optimization_passes): New passes.
4983 (nnodes, order): New static vars.
4984 (do_per_function_toporder): New function.
4985 (execute_one_pass): Dump current pass here.
4986 (execute_ipa_pass_list): Don't dump current pass here.
4988 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4990 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4991 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4993 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4995 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4996 (strong_alias): Define.
4997 (__gcc_qmul): Provide non-FMA for soft-float.
5003 (__gcc_qunord): New.
5013 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
5014 soft-float functions.
5015 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
5016 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
5017 about long double soft float.
5019 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
5020 Tehila Meyzels <tehila@il.ibm.com>
5022 * tree-vectorizer.h (is_pattern_stmt_p): New.
5023 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
5024 formatting (tabs instead of spaces). Cleanup and clarify setting
5025 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
5026 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
5027 (vectorizable_type_demotion): Check that types are integral.
5028 (vectorizable_type_promotion): Likewise.
5029 (vectorizable_store): Fix typo. Eliminate new-line at end of
5032 2007-01-16 Jan Hubicka <jh@suse.cz>
5034 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
5037 2007-01-15 Eric Christopher <echristo@apple.com>
5039 * ifcvt.c: Include vec.h, vecprim.h.
5040 (check_cond_move_block): New argument regs.
5041 Reorganize. Add registers used to regs.
5042 (cond_move_process_if_block): Use regs set above as
5045 2007-01-15 Eric Christopher <echristo@apple.com>
5047 * config/darwin.h: Update copyright.
5048 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
5049 (LINK_COMMAND_SPEC): Add -u.
5050 (LINK_SPEC): Fix umbrella for above.
5052 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
5054 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
5057 2007-01-15 Tom Tromey <tromey@redhat.com>
5059 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
5060 * doc/install.texi (Testing): Don't mention jacks.
5061 (Configuration): Document --enable-java-maintainer-mode. Move
5062 --with-java-home to libgcj-specific section. Document
5064 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
5066 2007-01-15 Jan Hubicka <jh@suse.cz>
5068 * tree-ssa-dce.c (DCE_TODOs): New.
5069 (propagate_necessity): Return if something changed.
5070 (eliminate_unnecessary_stmts): Likewise.
5071 (perform_tree_ssa_dce): Return TODO flags when needed.
5072 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
5074 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
5076 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
5077 (fyl2x_extend<mode>xf3_i387): New insn pattern.
5078 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
5079 patterns using X87MODEF12 mode macro. Extend operand 1
5080 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
5081 (log10<mode>2): Ditto.
5082 (log2<mode>2): Ditto.
5083 (log1p<mode>2): Ditto.
5084 (logb<mode>2): Ditto.
5085 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
5086 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
5087 (*fxtractxf3_i387): Rename from *fxtractxf3.
5088 (fxtract_extend<mode>xf3_i387): New insn pattern.
5089 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
5090 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
5091 and gen_fyl2xxf3_i387().
5093 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
5095 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
5096 * cfgloopmanip.c (fix_loop_placement): Made static. Use
5097 get_loop_exit_edges. Changed return type to bool.
5098 * cfgloop.h (fix_loop_placement): Declaration removed.
5100 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
5102 * param.h (MIN_VECT_LOOP_BOUND): New.
5103 * params.def (MIN_VECT_LOOP_BOUND): New.
5104 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
5105 argument - minimum threshold for number of iterations.
5106 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
5107 argument to declaration.
5108 * tree-vect-analyze.c (vect_analyze_operations): Check value of
5109 MIN_VECT_LOOP_BOUND.
5110 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
5111 slpeel_tree_peel_loop_to_edge with additional argument.
5112 (vect_do_peeling_for_alignment): Likewise.
5113 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
5115 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
5118 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
5121 2007-01-14 Jan Hubicka <jh@suse.cz>
5123 * tree-dfa.c (remove_referenced_var): New function.
5124 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
5125 prune referenced vars list too.
5126 * tree-flow.h (remove_referenced_var): Declare.
5128 2007-01-14 Jan Hubicka <jh@suse.cz>
5130 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
5132 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
5133 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
5134 * except.h (verify_eh_throw_table_statements): Kill prototype.
5135 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
5136 into call exrepssions.
5137 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
5139 * tree-cfg.c: Include pointer-set.h.
5140 (verify_node_sharing): Work on pointer set.
5141 (verify_eh_throw_stmt_node): New.
5142 (verify_stmts): Use pointers sets, verify throw_stmt.
5144 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
5146 * ipa-reference.c (analyze_function): Consider also addresses taken
5149 2007-01-12 Roger Sayle <roger@eyesopen.com>
5151 * c-typeck.c (null_pointer_constant_p): Replace use of
5152 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5153 (build_c_cast): Likewise.
5155 2007-01-12 Roger Sayle <roger@eyesopen.com>
5157 * tree.h (force_fit_type_double): Remove unused final argument.
5158 * c-common.c (constant_expression_warning): Replace use of
5159 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5160 (convert_and_check): Likewise.
5161 (shorten_compare): Update call to force_fit_type_double.
5162 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
5163 * convert.c (convert_to_pointer): Update call to
5164 force_fit_type_double.
5165 * fold-const.c (force_fit_type_double): Remove overflowed_const
5167 (int_const_binop, fold_convert_const_int_from_int,
5168 fold_convert_const_int_from_real, fold_div_compare,
5169 fold_sign_changed_comparison, fold_unary, fold_negate_const,
5170 fold_abs_const, fold_not_const): Remove the final argument from
5171 calls to force_fit_type_double.
5173 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5175 * configure.ac: Set insn to "nop" for spu-*-* also.
5176 * configure: Regenerate.
5178 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
5180 * builtins.def : Add BUILT_IN_FREE.
5182 2007-01-12 Jan Hubicka <jh@suse.cz>
5184 PR tree-optimization/30443
5185 * tree-inline.c (tree_function_versioning): Do not optimize when
5186 cloning for inlining.
5188 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
5190 * doc/loop.texi: Document recording of loop exits.
5191 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
5192 (update_single_exits_after_duplication,
5193 update_single_exit_for_duplicated_loop,
5194 update_single_exit_for_duplicated_loops): Removed.
5195 (duplicate_loop_to_header_edge): Do not call
5196 update_single_exits_after_duplication and
5197 update_single_exit_for_duplicated_loops.
5198 (loop_version): Do not update single_exit information.
5199 (fix_loop_structure): Use record_loop_exits instead of
5200 mark_single_exit_loops.
5201 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
5202 the lists of loop exits.
5203 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
5204 split_edge, merge_blocks): Update the lists of loop exits.
5205 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
5206 loop_optimizer_init.
5207 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
5208 of mark_single_exit_loops.
5209 (loop_optimizer_finalize): Call release_recorded_exits.
5210 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
5211 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
5212 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
5213 update single exit information.
5214 * lambda-code.c (perfect_nestify): Ditto.
5215 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
5216 (mark_single_exit_loops): Removed.
5217 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
5218 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
5219 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
5221 (get_loop_exit_edges, single_exit): Use recorded exit lists.
5222 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
5223 (verify_loop_structure): Verify consistency of the exit lists.
5224 (flow_loops_find): Use alloc_loop. Initialize exits hash.
5225 (set_single_exit): Removed.
5226 * cfgloop.h (struct loop_exit): New function.
5227 (struct loop): single_exit_ field replaced by exits field.
5228 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
5229 (struct loops): Added exits hash.
5230 (mark_single_exit_loops, set_single_exit): Declaration removed.
5231 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
5233 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5235 * doc/invoke.texi: Avoid use of @headitem.
5237 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5239 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
5241 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5243 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
5246 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5247 Richard Sandiford <richard@codesourcery.com>
5249 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
5250 * config/m68k/m68k.opt: Resort options.
5251 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
5253 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5254 Richard Sandiford <richard@codesourcery.com>
5256 * doc/invoke.texi: Document the macros that are defined by
5257 m68k's -mtune and -mhard-float options.
5258 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
5259 (m68k_cpp_cpu_family): Likewise.
5260 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
5261 of __ucfv*__ macros. Define __mcffpu__ if generating code for
5262 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
5263 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
5264 (m68k_cpp_cpu_family): Likewise.
5266 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5268 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
5269 macros besides mc68000 as tuning macros. Use a switch statement
5270 to set them and mcpu32.
5272 2007-01-12 Julian Brown <julian@codesourcery.com>
5274 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
5275 (TARGET_68040_ONLY): Rename to...
5276 (TARGET_68040): ...this.
5277 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
5278 * config/m68k/m68k.md: Likewise.
5280 2007-01-12 Julian Brown <julian@codesourcery.com>
5281 Nathan Sidwell <nathan@codesourcery.com>
5282 Richard Sandiford <richard@codesourcery.com>
5284 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
5285 the -mcpu= argument associated with the --with-cpu setting.
5286 Define M68K_DEFAULT_TUNE to the default -mtune= option,
5287 if different from the one implied by the -mcpu setting.
5288 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
5289 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
5290 * doc/invoke.texi: Mention ColdFire in the introduction to the
5291 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
5292 -mno-div and -mhard-float options. Make -m68881 a synonym for
5293 -mhard-float. Document the previously-undocumented -m5206e,
5294 -m528x, -m5307 and -m5407 options. Tweak the existing option
5295 documentation for consistency.
5296 * doc/install.texi: Mention new --with-cpu arguments.
5297 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
5298 default CPU if neither -mcpu nor -march are specified.
5299 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
5300 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
5301 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
5302 using m68k_tune to decide between families that implement the
5303 same ISA. Use m68k_tune to set __mcfv4e__.
5304 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
5305 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
5306 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
5307 (FL_ISA_C, FL_ISA_MMU): New macros.
5308 (MASK_COLDFIRE): Delete.
5309 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
5310 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
5311 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
5312 (TARGET_HARD_FLOAT): Do not define here.
5313 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
5314 (TUNE_68000): New macro.
5315 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
5316 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
5317 (TUNE_CFV2): Redefine in terms of m68k_tune.
5318 (uarch_type, target_device, fpu_type): New enums.
5319 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
5320 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
5321 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
5322 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
5323 (FL_FOR_isa_c): New macros.
5324 (m68k_isa): New enum.
5325 (m68k_target_selection): New structure.
5326 (all_devices, all_isas, all_microarchs): New tables.
5327 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
5328 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
5329 (MASK_ALL_CPU_BITS): Delete.
5330 (m68k_find_selection): New function.
5331 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
5332 Map the legacy target options to a combination of the new ones.
5333 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
5334 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
5335 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
5337 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
5338 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
5340 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
5341 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
5342 * config/m68k/m68k-devices.def: New file.
5344 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5345 Nathan Sidwell <nathan@codesourcery.com>
5347 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
5348 (SUBTARGET_EXTRA_SPECS): New macros.
5349 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
5350 use %(asm_cpu_spec) instead.
5351 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
5352 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
5353 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
5354 (EXTRA_SPECS): Rename to...
5355 (SUBTARGET_EXTRA_SPECS): ...this.
5357 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5358 Richard Sandiford <richard@codesourcery.com>
5359 Julian Brown <julian@codesourcery.com>
5361 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5362 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
5363 to the configuration's default CPU.
5364 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
5365 Remove default masks.
5366 (m680[012]0-*-*): Set the default with_cpu to the first part of
5368 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
5369 (m68k*-*-linux): Extend the --with-cpu handling to...
5370 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
5371 and m68010. Don't set target_cpu_default2.
5372 * doc/install.texi: Document --with-cpu for m68k.
5373 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
5374 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
5375 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
5376 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
5377 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
5378 (ASM_SPEC): Remove use of %(asm_cpu_default).
5379 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
5380 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
5381 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
5382 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
5383 __HAVE_FPU__ if TARGET_HARD_FLOAT.
5384 (TARGET_DEFAULT): Delete.
5385 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
5386 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
5387 (CPP_CPU_SPEC): Delete.
5388 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
5389 the appropriate string.
5390 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
5391 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
5392 (ASM_SPEC): Don't use %(asm_default_spec).
5393 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
5394 TARGET_DEFAULT and add MASK_68881.
5395 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
5397 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5399 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
5400 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
5401 MASK_68010 alongside MASK_68020.
5402 * doc/invoke.texi: Document -m68010.
5403 * config/m68k/m68k.opt (m68010): New.
5404 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
5406 (TUNE_68010): New macro.
5407 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
5408 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
5409 (M68K_CPU_m68332): Add MASK_68010.
5410 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
5411 fallback definition.
5412 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
5414 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
5415 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
5416 to all entries that use MASK_68020.
5417 (output_move_simode_const, output_move_himode, output_move_qimode)
5418 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
5419 instead of TARGET_68020 to select clr behavior. Remove comment
5420 about there being no TARGET_68010.
5421 * config/m68k/m68k.md: Likewise throughout.
5423 2007-01-12 Julian Brown <julian@codesourcery.com>
5425 * config/m68k/m68k.h (TARGET_ISAB): New macro.
5426 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
5427 * config/m68k/m68k.md: Likewise.
5429 2007-01-12 Julian Brown <julian@codesourcery.com>
5431 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
5432 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
5434 2007-01-12 Julian Brown <julian@codesourcery.com>
5436 * config/m68k/m68k.h (TUNE_68040_60): New macro.
5437 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
5438 * config/m68k/m68k.md: Likewise.
5440 2007-01-12 Julian Brown <julian@codesourcery.com>
5441 Richard Sandiford <richard@codesourcery.com>
5443 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5444 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
5445 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
5447 (TARGET_CPU32): Rename to...
5448 (TUNE_CPU32): ...this.
5449 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
5450 (TUNE_CFV2): New macros.
5451 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
5452 remove conditions that are implied by TARGET_68020.
5453 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
5454 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
5455 (m68k_output_function_epilogue): Likewise.
5456 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
5457 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5458 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5459 non-68000 timings. Refactor multiplication and division costs.
5460 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5461 TUNE_CPU32 instead of TARGET_CPU32.
5462 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5463 and TUNE_68060 instead of TARGET_68060.
5464 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5465 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5467 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5468 && !TARGET_COLDFIRE" to choose between moveq and clr.
5469 Likewise in the unnamed movsf pattern.
5470 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5471 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5474 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5476 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5477 of tabbing before backslashes.
5479 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5481 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5482 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5483 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5485 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5487 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5488 find_interesting_uses_cond.
5489 (find_interesting_uses_cond): Use extract_cond_operands.
5490 (rewrite_use_compare): Use extract_cond_operands and
5491 force_gimple_operand_bsi. Do not call update_stmt.
5492 (determine_use_iv_cost_condition): Use extract_cond_operands.
5493 Return cheaper of using original bound and changing the exit bound.
5495 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5497 PR tree-optimization/29516
5498 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5499 most_expensive_mult_to_index, addr_to_parts,
5500 create_mem_ref, maybe_fold_tmr): Make the type of
5501 fields of TARGET_MEM_REF sizetype.
5502 (move_fixed_address_to_symbol, move_pointer_to_base):
5504 * tree.def (TARGET_MEM_REF): Add comment on types of
5507 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5509 * c-common.c (vector_types_convertible_p): Treat opaque types as
5510 always convertible if they have the same size, but not otherwise.
5512 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5514 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5515 Remove the b_unconditional field.
5516 (noce_try_sign_mask): Do not look at b_unconditional.
5517 (noce_process_if_block): Do not use merge_if_blocks. Update
5518 the CFG here. Do not set b_unconditional.
5519 (cond_move_process_if_block): Likewise.
5520 (find_cond_trap): Likewise.
5521 (check_cond_move_block): Require simple jump insns at the end
5524 2007-01-11 Jan Hubicka <jh@suse.cz>
5526 PR tree-optimization/1046
5527 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5528 when alias info is not ready.
5529 (pass_tail_recursion): Do not require aliasing.
5530 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5531 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5532 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5533 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5534 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5535 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5536 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5538 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5539 When aliasing is not build, mark statement as volatile.
5541 2007-01-11 Tom Tromey <tromey@redhat.com>
5543 PR preprocessor/15185, PR preprocessor/20989:
5544 * doc/cppopts.texi <-MT>: Update description of algorithm for
5545 computing default target.
5546 <-M, -MD>: Reword "basename" text.
5548 2007-01-11 Roger Sayle <roger@eyesopen.com>
5550 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5551 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5552 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5553 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5554 fold_builtin_bswap, real_constp, fold_builtin_pow,
5555 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5556 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5557 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5558 * convert.c (convert_to_pointer): Likewise.
5559 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5560 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5561 const_binop, fold_convert_const_int_from_int,
5562 fold_convert_const_int_from_real,
5563 fold_convert_const_real_from_real, sign_bit_p,
5564 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5565 fold_sign_changed_comparison, fold_unary, fold_comparison,
5566 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5567 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5568 * print-tree.c (print_node_brief, print_node): Likewise.
5569 * stor-layout.c (place_field, layout_type): Likewise.
5570 * tree-chrec.c (keep_cast): Likewise.
5571 * tree.c (build_vector, build_real, build_real_from_int_cst,
5572 build_complex): Likewise.
5574 2007-01-11 Roger Sayle <roger@eyesopen.com>
5576 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5577 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5579 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5581 * configure.ac (strict1_warn): Rename to strict_warn.
5582 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5583 cc_set_by_configure, quoted_cc_set_by_configure,
5584 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5585 all_boot_languages, all_stagestuff): Remove.
5586 (target_list): Remove bootstrap targets.
5587 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5588 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5589 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5590 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5591 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5592 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5593 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5594 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5595 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5596 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5597 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5598 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5599 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5600 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5601 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5602 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5603 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5604 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5605 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5606 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5607 (mostlyclean): Adjust.
5608 (clean, distclean): Don't mention bootstrap stuff.
5609 * configure: Regenerate.
5610 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5611 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5612 treelang/config-lang.in (stagestuff): Remove.
5613 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5614 stageprofile, stagefeedback, stagestuff): Remove mention.
5616 2007-01-11 Nick Clifton <nickc@redhat.com>
5618 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5620 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5621 (mcore_arith_K_S_operand): Run the test for the S constraint not
5622 the test for the M constraint.
5623 (mcore_addsub_operand): Do not accept integer values that are
5624 larger than 32 bits.
5625 * config/mcore/mcore.md: Remove unused constraints from split.
5626 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5628 (allocate_stack): Likewise.
5629 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5630 operands to 32 bits.
5631 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5633 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5634 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5635 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5636 mcore_output_bclri, mcore_output_andn, output_inline_const,
5637 mcore_output_move, mcore_output_movedouble): Likewise.
5638 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5639 (output_inline_const): Likewise.
5640 (output_inline_const): Fix format strings used in sprintf
5642 * config/mcore/mcore-protos.h: Update prototypes for changed
5643 functions in mcore.c.
5644 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5645 HOST_WIDE_INT and not int.
5646 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5647 CONST_OK_FOR_N): Likewise.
5648 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5649 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5652 2007-01-10 Jan Hubicka <jh@suse.cz>
5654 * tree-vrp.c (remove_range_assertions): Release defs.
5655 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5656 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5658 2007-01-10 Paul Brook <paul@codesourcery.com>
5660 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5661 * config/arm/arm.md (mulsi3subsi): New insn.
5663 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5665 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5666 (tree_transform_and_unroll_loop): New.
5667 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5670 2007-01-10 Robert Kennedy <jimbob@google.com>
5672 * fold-const.c (fold_comparison): Fold comparisons like (x *
5673 1000 < 0) to (x < 0).
5675 2007-01-10 Ian Lance Taylor <iant@google.com>
5677 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5678 operands have the same priority.
5680 2007-01-10 Tom Tromey <tromey@redhat.com>
5682 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5683 (fold_binary): Likewise.
5684 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5685 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5686 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5687 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5688 * langhooks.h (struct lang_hooks): Removed field
5689 'can_use_bit_fields_p'.
5691 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5693 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5695 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5697 * function.c (get_last_funcdef_no): New function.
5698 * function.h (get_last_funcdef_no): Declare.
5699 * tree-inline.c (initialize_cfun): Add initialization.
5700 (tree_function_versioning): Cleanup.
5702 2007-01-10 Jan Hubicka <jh@suse.cz>
5704 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5707 2007-01-10 Sa Liu <saliu@de.ibm.com>
5708 Ben Elliston <bje@au.ibm.com>
5710 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5711 for SAVE_NONLOCAL and Pmode for any other save level.
5712 * spu-protos.h (spu_restore_stack_block): Declare.
5713 * spu.md (save_stack_block): Remove.
5714 (restore_stack_block): Call spu_restore_stack_block.
5715 * spu.c (spu_restore_stack_block): New function.
5716 (spu_expand_epilogue): Remove old comment.
5718 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5720 PR tree-optimization/30322
5721 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5722 (cand_value_at): Return the value as aff_tree.
5723 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5724 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5725 aff_combination_mult): New functions.
5726 (aff_combination_add): Use aff_combination_add_cst.
5727 (aff_combination_convert): Allow conversions to a wider type.
5728 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5729 * tree-affine.h (aff_combination_mult): Declare.
5731 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5733 * doc/tm.texi: Update documentation to reflect reality of exec
5734 and start file search behaviours. Update copyright year.
5735 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5736 header file directories.
5738 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5740 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5741 (*cosxf2): Rename to cosxf2_i387.
5742 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5743 using X87MODEF12 mode macro. Rename patterns to
5744 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5746 (*cosdf2, *cossf2): Ditto.
5747 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5748 to match extended input operands.
5749 (sincos<mode>3): New expander.
5750 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5751 insn patterns and corresponding splitters.
5753 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5755 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5756 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5758 2007-01-09 Nicolas Pitre <nico@cam.org>
5761 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5763 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5765 * target.h (struct gcc_target): New field library_rtti_comdat.
5766 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5767 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5768 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5769 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5771 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5773 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5775 2007-01-08 Richard Guenther <rguenther@suse.de>
5777 * tree.h (force_fit_type_double): Export.
5778 (force_fit_type): Remove.
5779 * fold-const.c (force_fit_type_double): New function.
5780 (force_fit_type): Remove.
5781 (int_const_binop): Use it.
5782 (fold_convert_const_int_from_int): Likewise.
5783 (fold_convert_const_int_from_real): Likewise.
5784 (fold_div_compare): Likewise.
5785 (fold_sign_changed_comparison): Likewise.
5786 (fold_unary): Likewise.
5787 (fold_negate_const): Likewise.
5788 (fold_abs_const): Likewise.
5789 (fold_not_const): Likewise.
5790 * c-common.c (shorten_compare): Use force_fit_type_double.
5791 * convert.c (convert_to_pointer): Likewise.
5793 2007-01-08 Richard Guenther <rguenther@suse.de>
5795 * tree.h (build_int_cst_wide_type): Export.
5796 * tree.c (build_int_cst_wide_type): New function.
5797 (build_int_cst_wide): Fix comment.
5798 * builtins.c (fold_builtin_object_size): Use build_int_cst
5799 to build -1 or 0 of the correct type. Use fit_double_type
5800 to check for overflow.
5801 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5803 (decode_field_reference): Likewise.
5804 (all_ones_mask_p): Likewise.
5805 (native_interpret_int): Use build_int_cst_wide_type.
5806 (fold_binary): Use build_int_cst_type to build an all-ones
5808 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5810 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5812 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5814 2007-01-09 Ben Elliston <bje@au.ibm.com>
5816 * genautomata.c (STATS_OPTION): New option.
5817 (stats_flag): New flag.
5818 (gen_automata_option): Handle it.
5819 (initiate_automaton_gen): Ditto.
5820 (write_automata): Output statistics only if stats_flag is
5821 set. Likewise, output time statistics only if time_flag is set.
5822 * doc/md.texi (Processor pipeline description): Document new flag.
5824 2007-01-08 Richard Guenther <rguenther@suse.de>
5826 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5827 * tree.c (build_int_cst_type): Likewise.
5828 (size_in_bytes): Don't call force_fit_type on the result.
5829 (int_fits_type_p): Use fit_double_type.
5830 * fold-const.c (fit_double_type): New function.
5831 (force_fit_type): Use it.
5832 * tree.h (fit_double_type): Export.
5834 2007-01-08 Jan Hubicka <jh@suse.cz>
5836 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5837 * ipa.c (function_and_variable_visibility): Fix return type.
5839 2007-01-08 Richard Guenther <rguenther@suse.de>
5841 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5842 of offset to build the index.
5843 * tree-pretty-print.c (dump_generic_node): Don't build negated
5844 const just for printing.
5845 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5846 * builtins.c (fold_builtin_int_roundingfn): Check if result
5847 fits the type by using force_fit_type and comparing the result.
5848 * predict.c (predict_loops): Use compare_tree_int for comparison.
5849 * tree.c (build_int_cst): Fall back to integer_type_node for
5851 (build_int_cst_wide): Assert type is non-null.
5853 2007-01-08 Roberto Costa <roberto.costa@st.com>
5855 * tree-vrp.c (extract_range_from_cond_expr): New.
5856 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5857 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5859 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5860 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5861 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5862 used as expressions.
5863 * tree-object-size.c (cond_expr_object_size): New.
5864 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5866 2007-01-08 Jan Hubicka <jh@suse.cz>
5868 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5869 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5872 2007-01-08 Richard Guenther <rguenther@suse.de>
5874 PR tree-optimization/23603
5875 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5876 (extract_range_from_binary): Fall back to truthvalue instead of
5877 varying for TRUTH_*_EXPR.
5878 (extract_range_from_comparison): Fall back to truthvalue instead of
5880 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5881 if all visited PHI values were constant.
5883 2007-01-08 Jan Hubicka <jh@suse.cz>
5885 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5886 (cgraph_analyze_function): break out from ...
5887 (cgraph_finalize_compilation_unit): ... here.
5888 (cgraph_expand_function): Remove forgoten commented out line.
5889 (cgraph_optimize): Analyze functions.
5891 2007-01-08 Jan Hubicka <jh@suse.cz>
5893 * tree-pas.h (TODO_remove_function): New flag.
5894 (TODO_update*): Renumber.
5895 (pass_ipa_increase_alignment,
5896 pass_ipa_function_and_variable_visibility): New passes.
5897 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5898 (cgraph_function_and_variable_visibility): Move to ipa.c
5899 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5900 cgraph_increase_alignment.
5901 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5902 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5903 calling tree-inline.
5904 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5905 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5906 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5907 (gate_increase_alignment): New function.
5908 (pass_ipa_increase_alignment): New pass.
5909 * ipa.c: Inline tree-pass.h and timevar.h
5910 (function_and_variable_visibility): Move here from cgraphunit.c
5911 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5912 * passes.c (init_optimization_passes): Add the two new passes.
5913 (execute_todo): Handle cgraph_remove_functions.
5915 2007-01-08 Nick Clifton <nickc@redhat.com>
5917 * config/frv/predicates.md (reg_or_0_operand): Accept
5920 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5922 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5923 * config.gcc: Add bfin*-rtems*.
5925 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5927 * c.opt: Add -flax-vector-conversions.
5928 * c-typeck.c (convert_for_assignment): Pass flag to
5929 vector_types_convertible_p to allow emission of note.
5930 (digest_init): Likewise.
5931 * c-opts.c: Handle -flax-vector-conversions.
5932 * c-common.c (flag_lax_vector_conversions): New.
5933 (vector_types_convertible_p): Unless -flax-vector conversions
5934 has been passed, disallow conversions between vectors with
5935 differing numbers of subparts and/or element types. If such
5936 a conversion is disallowed, possibly emit a note on the first
5937 occasion only to inform the user of -flax-vector-conversions.
5938 The new last argument specifies this.
5939 * c-common.h (flag_lax_vector_conversions): New.
5940 (vector_types_convertible_p): Add extra argument.
5941 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5942 char_type_node for V*QI type vectors.
5943 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5944 Update to satisfy new typechecking rules.
5945 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5947 * doc/invoke.texi (C Dialect Options): Document
5948 -flax-vector-conversions.
5950 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5952 PR tree-optimization/29877
5953 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5954 a register variable on the RHS to not be replaceable.
5956 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5957 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5958 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5959 const_simm15, const_pow2, const_npow2): Added.
5960 * config/score/misc.md (insv, extv, extzv, movmemsi,
5961 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5962 * config/score/score.c (score_address_cost, score_select_cc_mode):
5964 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5965 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5966 Update score_print_operand.
5967 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5968 Adjust register allocate order and update some macro define.
5969 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5970 mdx_block_move_straight, mdx_block_move_loop_head,
5971 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5972 mdx_block_move): Added.
5973 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5974 mdp_limm): Updated and fix some bug and typo.
5975 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5976 (movsf, movdf, doloop_end): Added.
5978 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5980 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5981 config/arm/thumb2.md: Fix comment typos.
5982 * doc/extend.texi: Fix a typo.
5984 2007-01-07 Eric Christopher <echristo@apple.com>
5986 * configure.ac: Check for __stack_chk_fail for darwin.
5987 * configure: Regenerate.
5989 2007-01-07 Richard Guenther <rguenther@suse.de>
5991 * tree-vrp.c (extract_range_from_assert): CSE calls to
5992 compare_values where possible.
5993 (extract_range_from_unary_expr): Likewise.
5995 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5997 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5998 * config/avr/avr.c (call_insn_operand): Delete function.
5999 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
6000 instead of register number. Use predicates.
6001 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
6002 call_insn_operand): Add.
6004 2007-01-06 Jan Hubicka <jh@suse.cz>
6006 * tree-pass.h (pass_build_cgraph_edges): Declare.
6007 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
6008 (visited_nodes): Remove.
6009 (cgraph_create_edges): Move to cgraphbuild.c; rename to
6010 build_cgrpah_edges; make visited_nodes local.
6011 (cgraph_process_new_functions): DO not call initialize_inline_failed.
6012 (record_references_in_initializer): Move to cgraphbuild.c
6013 (initialize_inline_failed, rebuild_cgraph_edges,
6014 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
6015 (verify_cgraph_node): Make visited_nodes local.
6016 (cgraph_analyze_function): Do not call cgraph_create_edges and
6017 initialize_inline_failed.
6018 (cgraph_expand_function): Do not call cgraph_lower_function;
6019 assert that function is already lowered.
6020 * Makefile.in (cgraphbuild.o): New.
6021 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
6022 at the end of lowering passes.
6024 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
6026 * ifcvt.c (cond_move_convert_if_block): New function, code
6027 factored out from...
6028 (cond_move_process_if_block): ...here. Call the new function
6029 on the THEN and ELSE blocks.
6030 (merge_if_block): Do not copy global_live_at_end, merge_blocks
6031 already takes care of this.
6033 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6036 * tree.h (TREE_OVERFLOW_P): New.
6037 * c-typeck.c (parser_build_unary_op): Warn only if result
6038 overflowed and operands did not.
6039 (parser_build_binary_op): Likewise.
6040 (convert_for_assignment): Remove redundant overflow_warning.
6041 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
6043 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6045 * c-typeck.c (store_init_value): Split over two lines to follow
6046 the GNU coding style.
6048 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
6050 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
6051 __GXX_EXPERIMENTAL_CXX0X__.
6052 * doc/cpp.texi: Same.
6054 2007-01-05 Richard Guenther <rguenther@suse.de>
6057 * tree.c (get_narrower): Do not construct COMPONENT_REFs
6058 with mismatched types. Instead explicitly build a
6059 conversion NOP_EXPR.
6061 2007-01-05 Ian Lance Taylor <iant@google.com>
6063 * c-common.c (decl_with_nonnull_addr_p): New function.
6064 (c_common_truthvalue_conversion): Call it.
6065 * c-typeck.c (build_binary_op): Likewise.
6066 * c-common.h (decl_with_nonnull_addr_p): Declare.
6068 2007-01-05 Jakub Jelinek <jakub@redhat.com>
6071 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
6074 2007-01-05 Joel Brobecker <brobecker@adacore.com>
6076 * doc/install.texi (Final install): Document the fact that
6077 the GNAT runtime should not be stripped.
6079 2007-01-04 Jan Hubicka <jh@suse.cz>
6081 * tree-inline.c (fold_marked_statements): Update operand caches
6082 and EH after folding
6084 2007-01-04 Ian Lance Taylor <iant@google.com>
6086 * c-common.c (check_function_nonnull): Whitespace fix.
6088 2007-01-04 Jan Hubicka <jh@suse.cz>
6090 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
6091 comitted older version of patch.
6092 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
6093 function, celanup cfg and collect garbage.
6095 2007-01-04 Mike Stump <mrs@apple.com>
6097 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
6100 2007-01-04 Eric Christopher <echristo@apple.com>
6102 * libgcc2.c (__bswapsi2): Use SItype.
6103 (__bswapdi2): Use DItype.
6104 * libgcc2.h: Update for above.
6106 2007-01-04 Paul Brook <paul@codesourcery.com>
6108 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
6109 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
6110 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
6111 umulsidi3, umulsidi3adddi, smulsi3_highpart,
6112 umulsi3_highpart): Make conditional on !arm_arch6.
6113 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
6114 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
6115 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
6116 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
6117 umulsi3_highpart_v6): New insns.
6119 2007-01-04 Roger Sayle <roger@eyesopen.com>
6121 * fold-const.c (fold_convert): When casting an expression to void,
6122 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
6123 have a type. Instead of attempting to build a NOP_EXPR, return
6124 these "special" trees directly.
6126 2007-01-04 Joseph Myers <joseph@codesourcery.com>
6128 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
6129 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
6130 rs6000_cost->fp not 0 as adjustment for outer NEG.
6132 2007-01-04 Jan Hubicka <jh@suse.cz>
6134 * cgraph.c (cgraph_release_function_body): New function.
6135 (cgraph_remove_node): Use it.
6136 * cgraph.h (cgraph_release_function_body): Declare.
6137 * cgraphunit.c (cgraph_expand_function): Use it.
6138 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
6139 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
6140 is initialized and while compilation of other function is running.
6141 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
6142 statement CFG annotations from here to ...
6143 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
6145 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
6147 * cfgloop.h (enum li_flags): Make the constants powers of two.
6149 2007-01-04 Jan Hubicka <jh@suse.cz>
6151 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
6153 (fold_marked_statements): New function.
6154 (optimize_inline_calls, tree_function_versioning): Fold new statements.
6155 * tree-inline.h (copy_body_data): Add statements_to_fold.
6157 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
6159 * config.gcc: Mention libgcc/config.host.
6160 * Makefile.in: Update comments mentioning libgcc.
6161 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
6162 (all.cross, start.encap, rest.encap, rest.cross): Update
6163 dependencies for libgcc move.
6164 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
6165 (clean-target, clean-target-libgcc): Delete.
6166 (srcdirify, GCC_EXTRA_PARTS): New macros.
6167 (libgcc-support, libgcc.mvars): New rules.
6168 (distclean): Remove mention of mklibgcc.
6169 (install): Don't reference INSTALL_LIBGCC.
6170 (install-common): Don't reference EXTRA_PARTS.
6171 (install-libgcc, install-multilib): Delete rules.
6172 * mklibgcc.in: Delete file.
6173 * doc/configfiles.texi: Don't mention mklibgcc.
6175 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
6176 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
6177 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
6178 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
6179 (mklibgcc, ldblspecs): Likewise.
6181 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
6182 (posixpre.def): Use $(T).
6183 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
6184 (SHLIB_SRC, SHLIB_INSTALL): Delete.
6185 (SHLIB_LINK): Make dummy.
6186 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
6188 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
6190 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
6191 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
6192 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
6193 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
6195 * configure.ac (all_outputs): Remove mklibgcc.
6196 * configure: Regenerated.
6198 2007-01-03 Josh Conner <jconner@apple.com>
6201 * calls.c (compute_argument_addresses): Set stack and stack_slot
6202 for partial args, too.
6203 (store_one_arg): Use locate.size.constant for the size when
6204 generating a save_area.
6206 2007-01-03 Robert Kennedy <jimbob@google.com>
6208 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
6209 whose definitions are deleted due to basic block merging.
6211 2007-01-03 Paul Brook <paul@codesourcery.com>
6214 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
6216 (use_return_insn): Return 0 for Thumb interrupt functions.
6217 (print_multi_reg): Add rfe argument for IRQ returns.
6218 (arm_output_epilogue): Pop interrupt return address directly into PC.
6219 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
6221 2007-01-03 Paul Brook <paul@codesourcery.com>
6223 Merge from sourcerygxx-4_1.
6224 * config/arm/thumb2.md: New file.
6225 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
6227 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
6228 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6229 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
6230 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
6232 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6233 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
6235 * config/arm/ieee754-sf.S: Ditto.
6236 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
6237 (thumb1_base_register_rtx_p): ... to this.
6238 (thumb_index_register_rtx_p): Rename...
6239 (thumb1_index_register_rtx_p): ... to this.
6240 (thumb_output_function_prologue): Rename...
6241 (thumb1_output_function_prologue): ... to this.
6242 (thumb_legitimate_address_p): Rename...
6243 (thumb1_legitimate_address_p): ... to this.
6244 (thumb_rtx_costs): Rename...
6245 (thumb1_rtx_costs): ... to this.
6246 (thumb_compute_save_reg_mask): Rename...
6247 (thumb1_compute_save_reg_mask): ... to this.
6248 (thumb_final_prescan_insn): Rename...
6249 (thumb1_final_prescan_insn): ... to this.
6250 (thumb_expand_epilogue): Rename...
6251 (thumb1_expand_epilogue): ... to this.
6252 (arm_unwind_emit_stm): Rename...
6253 (arm_unwind_emit_sequence): ... to this.
6254 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
6255 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
6256 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
6257 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
6258 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
6259 thumb2_output_casesi): New functions.
6260 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
6261 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
6262 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
6263 THUMB2_WORK_REGS): Define.
6264 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
6265 arm_condexec_mask, arm_condexec_masklen)): New variables.
6266 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
6267 (arm_override_options): Check new CPU capabilities.
6268 Set new architecture flag variables.
6269 (arm_isr_value): Handle v7m interrupt functions.
6270 (user_return_insn): Return 0 for v7m interrupt functions. Handle
6272 (const_ok_for_arm): Handle Thumb-2 constants.
6273 (arm_gen_constant): Ditto. Use movw when available.
6274 (arm_function_ok_for_sibcall): Return false for v7m interrupt
6276 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
6277 (thumb_find_work_register, arm_load_pic_register,
6278 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
6279 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
6280 print_multi_reg, output_mov_long_double_fpa_from_arm,
6281 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
6282 output_mov_double_fpa_from_arm, output_move_double,
6283 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
6284 output_return_instruction, arm_output_function_prologue,
6285 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
6286 arm_output_mi_thunk, thumb_set_return_address): Ditto.
6287 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
6288 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
6289 (arithmetic_instr, shift_op): Use arm_shift_nmem.
6290 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
6292 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
6293 (thumb_expand_prologue): Use thumb_set_frame_pointer.
6294 (arm_file_start): Output directive for unified syntax.
6295 (arm_unwind_emit_set): Handle stack alignment instruction.
6296 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
6297 Add v6t2, v7, v7a, v7r and v7m.
6298 (RETLDM): Add Thumb-2 code.
6299 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
6300 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
6301 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
6302 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
6303 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
6304 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
6305 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
6306 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
6307 ADJUST_INSN_LENGTH): Define.
6308 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
6309 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
6310 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
6311 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
6312 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
6313 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
6314 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
6315 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
6316 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
6317 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
6318 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
6319 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
6320 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
6321 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
6322 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
6323 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
6324 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
6326 * config/arm/arm-tune.md: Regenerate.
6327 * config/arm/arm-protos.h: Update prototypes.
6328 * config/arm/vfp.md: Enable patterns for Thumb-2.
6329 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
6330 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
6331 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
6332 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
6333 * config/arm/libunwind.S: Add Thumb-2 code.
6334 * config/arm/constraints.md: Update include Thumb-2.
6335 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
6336 * config/arm/ieee754-df.S: Ditto.
6337 * config/arm/bpabi.S: Ditto.
6338 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
6339 * config/arm/predicates.md (low_register_operand,
6340 low_reg_or_int_operand, thumb_16bit_operator): New.
6341 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
6342 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
6343 * config/arm/t-arm-elf: Add armv7 multilib.
6344 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
6346 (UNSPEC_STACK_ALIGN, ce_count): New.
6347 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
6348 arm_zero_extendsidi2, arm_zero_extendqidi2): New
6350 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
6351 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
6352 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
6353 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
6354 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
6355 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
6357 * doc/extend.texi: Document ARMv7-M interrupt functions.
6358 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
6360 2007-01-03 Jakub Jelinek <jakub@redhat.com>
6362 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
6363 (struct _Unwind_Context): Rename args_size to flags, remove
6364 signal_frame field, add a new args_size field and version field.
6365 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
6366 _Unwind_IsExtendedContext): New inline functions.
6367 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
6368 Assume by_value array is only present if _Unwind_IsExtendedContext.
6369 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
6370 _Unwind_IsSignalFrame.
6371 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
6372 (uw_update_context_1): Use _Unwind_SetSignalFrame.
6373 (uw_init_context_1): Initialize context->flags to
6374 EXTENDED_CONTEXT_BIT.
6375 * config/rs6000/linux-unwind.h (frob_update_context): Use
6376 _Unwind_SetSignalFrame.
6378 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6381 * gimplify.c (gimplify_modify_expr_complex_part): Move below
6382 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
6385 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
6387 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
6388 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
6389 RET, AT_SP): Remove.
6390 * config/i386/i386.md (*sse_prologue_save_insn): Use return
6393 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6394 * cfgbuild.c (find_basic_blocks): Likewise.
6395 * cfgrtl.c (rtl_create_basic_block): Likewise.
6396 * function.c (temp_slots_at_level): Likewise.
6397 * reg-stack.c (stack_regs_mentioned): Likewise.
6398 * regclass.c (allocate_reg_info): Likewise.
6399 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6400 set_bb_for_stmt, move_block_to_fn): Likewise.
6401 * tree-complex.c (tree_lower_complex): Likewise.
6402 * vec.h (VEC_safe_grow_cleared): New.
6404 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
6406 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
6408 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
6409 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
6411 * cfgloopmanip.c (scale_loop_frequencies): Export.
6412 (loopify): Scale the frequencies by prescribed coefficients.
6413 (set_zero_probability): New function.
6414 (duplicate_loop_to_header_edge): Improve updating of frequencies.
6415 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
6416 and frequencies according to arguments.
6417 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
6419 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
6420 * modulo-sched.c (sms_schedule): Set probabilities for entering
6421 versioned loop correctly.
6422 * tree-vect-transform.c (vect_transform_loop): Ditto.
6423 * cfgloop.h (loopify, loop_version): Declaration changed.
6424 (scale_loop_frequencies): Declared.
6426 2007-01-02 Jan Hubicka <jh@suse.cz>
6428 * cgraph.c: Include tree-flow.h
6429 (cgraph_add_new-function): Handle IPA_SSA mode; execute
6431 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
6432 * tree-pass.h (pass_all_early_optimizations): Declare.
6433 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
6435 (cgraph_analyze_function): Do early_local_passes.
6436 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6437 Do not add referenced vars.
6438 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
6440 (gate_all_early_local_passes): New gate.
6441 (pass_early_local_passes): Use new gate.
6442 (execute_early_local_optimizations): New functions.
6443 (gate_all_early_optimizations): New gate.
6444 (pass_all_early_optimizations): New pass.
6445 (execute_free_datastructures): Free SSA only when initialized.
6446 (gate_init_datastructures): Init only when optimizing.
6447 (tree_lowering_passes): Do early local passes when called late.
6448 * tree-profile.c (do_tree_profiling): Don't profile functions added
6450 (do_early_tree_profiling, pass_early_tree_profile): Kill.
6451 * tree-cfg.c (update_modified_stmts): Do not update when operands are
6453 * passes.c (init_optimizations_passes): Reorder so we go into SSA
6454 during early_local_passes.
6455 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6458 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6460 * Makefile.in: Update copyright year.
6462 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6464 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6465 in $(lang_checks) and check-consistency targets.
6467 2007-01-02 Jan Hubicka <jh@suse.cz>
6469 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6470 Do not add referenced vars.
6471 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6473 * passes.c (init_optimization_passes): Put mudflap_2 after
6474 free_datastructures.
6476 2007-01-02 Jan Hubicka <jh@suse.cz>
6478 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6479 Set NOTHROW flag on call statements proved to be nothrow.
6480 Update statement of local calls so new pure/const functions are
6481 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6483 (tree_rest_of_compilation): Register hooks and initialize bitmap
6484 early. Do not set after_inlining flag.
6486 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6488 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6489 HOST_BITS_PER_LONGLONG
6491 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6494 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6495 warning for non-static initializers.
6497 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6499 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6500 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6501 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6502 Always use set_unique_reg_note to add REG_EQUAL notes.
6504 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6507 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6509 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6510 * cfgbuild.c (find_basic_blocks): Likewise.
6511 * cfgrtl.c (rtl_create_basic_block): Likewise.
6512 * function.c (temp_slots_at_level): Likewise.
6513 * reg-stack.c (stack_regs_mentioned): Likewise.
6514 * regclass.c (allocate_reg_info): Likewise.
6515 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6516 set_bb_for_stmt, move_block_to_fn): Likewise.
6517 * tree-complex.c (tree_lower_complex): Likewise.
6518 * vec.h (VEC_safe_grow_cleared): New.
6520 2007-01-02 Ian Lance Taylor <iant@google.com>
6522 * c-common.c (c_common_truthvalue_conversion): When warning about
6523 using an assignment as a truth value, set TREE_NO_WARNING.
6525 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6528 * c.opt (Wold-style-declaration): New.
6529 * doc/invoke.texi (C-only Warning Options): New.
6530 (Wold-style-declaration): Document it.
6531 (Wextra): Enabled by -Wextra.
6532 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6533 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6534 -Wold-style-declaration.
6536 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6538 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6539 * cfgbuild.c (find_basic_blocks): Likewise.
6540 * cfgrtl.c (rtl_create_basic_block): Likewise.
6541 * function.c (temp_slots_at_level): Likewise.
6542 * reg-stack.c (stack_regs_mentioned): Likewise.
6543 * regclass.c (allocate_reg_info): Likewise.
6544 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6545 set_bb_for_stmt, move_block_to_fn): Likewise.
6546 * tree-complex.c (tree_lower_complex): Likewise.
6547 * vec.h (VEC_safe_grow_cleared): New.
6549 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6551 * c-common.c (c_common_nodes_and_builtins): Since variants of
6552 void_type_node get built before it is given a name, we need to
6553 give those variants the name, too.
6554 (complete_array_type): We need to work with the canonical main
6555 type of the array, from which we will build the qualified version.
6556 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6557 * print-tree.c (print_node): Display canonical type information
6559 * stor-layout.c (layout_type): When we don't know the
6560 alignment of a type for which we're building an array, we end up
6561 guessing wrong, so make the type require structural equality.
6562 * tree.c (make_node_stat): When we build a new type, it is its
6564 (build_type_attribute_qual_variant): When building an attribute
6565 variant, its canonical type is the non-attribute variant. However,
6566 if the attributes are target-dependent and they differ, we need to
6567 use structural equality checks for this type.
6568 (build_qualified_type): A qualified type is not equivalent to its
6569 unqualified variant; set the canonical type appropriately.
6570 (build_distinct_type_copy): When building a distinct type from
6571 another type, the new type is its own canonical type.
6572 (build_variant_type_copy): When building a new type variant, we
6573 assume that it is equivalent to the original type.
6574 (build_pointer_type_for_mode): When building a pointer type, also
6575 build a canonical type pointer.
6576 (build_reference_type_for_mode): When building a reference type,
6577 also build a canonical type reference.
6578 (build_index_type): When we can't hash an index type (e.g.,
6579 because its maximum value is negative), the index type requires
6580 structural equality tests.
6581 (build_array_type): Build the canonical form of an array type.
6582 (build_function_type): Function types require structural equality,
6583 because they contain default arguments, attributes, etc.
6584 (build_method_type_directly): Ditto for method types.
6585 (build_offset_type): Build the canonical offset type.
6586 (build_complex_type): Build the canonical vector type.
6587 (make_vector_type): Build the canonical vector type.
6588 * tree.h (TYPE_CANONICAL): New.
6589 (TYPE_STRUCTURAL_EQUALITY_P): New.
6590 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6591 (struct tree_type): Added "canonical" field.
6592 * params.h (VERIFY_CANONICAL_TYPES): New.
6593 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6594 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6595 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6596 * doc/invoke.texi (verify-canonical-types): Document --param
6597 parameter for verifying canonical types.
6599 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6601 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6602 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6603 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6604 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6606 * config/rs6000/e500.h: New.
6607 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6608 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6610 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6611 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6612 TARGET_E500_DOUBLE): Remove.
6613 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6614 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6615 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6616 * config/rs6000/rs6000.c (rs6000_override_options): Use
6619 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6621 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6622 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6623 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6624 rs6000_emit_cmove): Don't check TARGET_E500.
6625 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6626 sordered): Don't check TARGET_E500.
6628 2007-01-01 Eric Christopher <echristo@apple.com>
6630 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6631 HARD_REGISTER_NUM_P.
6633 2007-01-01 Roger Sayle <roger@eyesopen.com>
6635 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6636 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6637 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6640 2007-01-01 Mike Stump <mrs@apple.com>
6642 * configure.ac: Remove support for building with Apple's gcc-3.1.
6644 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6647 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6648 REG is a hard register. Do not modify REG before calling
6650 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6651 multiple of the size of YMODE for certain lowpart cases.
6653 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6656 * gimplify (voidify_wrapper_expr): Update for
6659 2007-01-01 Andreas Schwab <schwab@suse.de>
6662 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6663 save of BR0 in extra_spill_size instead of spill_size.
6664 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6666 (ia64_expand_epilogue): Restore BR0 from its new location.
6668 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6670 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6671 Use a temporary variable if the left hand side is not a gimple
6674 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6676 * gimplify.c (gimplify_return_expr): Make the temporary variable
6677 for the return expression, a gimple register variable.
6679 2007-01-01 Jan Hubicka <jh@suse.cz>
6681 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6684 2007-01-01 Mike Stump <mrs@apple.com>
6686 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6688 * config/darwin.c (machopic_select_rtx_section): Use
6690 (darwin_mergeable_constant_section): Likewise.
6691 * configure: Regenerate.
6692 * config.in: Regenerate.
6694 2007-01-01 Jan Hubicka <jh@suse.cz>
6695 Andrew Pinski <pinskia@gmail.com>
6697 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6698 before starting IPA passes.