1 2007-12-12 Jakub Jelinek <jakub@redhat.com>
4 * doc/install.texi: Document that for MinGW only runtime 3.12 and
7 2007-12-12 David Edelsohn <edelsohn@gnu.org>
9 * config/rs6000/rs6000.c (is_mem_ref): Ignore STACK_TIE.
11 2007-12-12 Aldy Hernandez <aldyh@redhat.com>
13 PR tree-optimization/32901
14 * gimplify.c (gimplify_modify_expr_rhs): Handle the case when we
15 are assigning from a constant constructor.
16 Fix wrapping in function comment.
18 2007-12-12 Andreas Krebbel <krebbel1@de.ibm.com>
20 * config/s390/s390.c (s390_O_constraint_str): Limit the range
21 for 'On' to -4G+1..-1.
22 * config/s390/constraints.md: Adjust comment accordingly.
24 2007-12-11 Nathan Sidwell <nathan@codesourcery.com>
26 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use frame_reg_rtx
29 2007-12-11 Kai Tietz <kai.tietz@onevision.com>
31 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Handle 64-bit
32 target same as 32-bit.
34 2007-12-10 Jakub Jelinek <jakub@redhat.com>
36 PR tree-optimization/34371
37 * tree-vectorizer.h (struct _loop_vec_info): Add num_iters_unchanged
39 (LOOP_VINFO_NITERS_UNCHANGED): Define to num_iters_unchanged field.
40 * tree-vectorizer.c (set_prologue_iterations,
41 slpeel_tree_peel_loop_to_edge): Call unshare_expr on
42 LOOP_VINFO_NITERS_UNCHANGED before using it.
44 2007-12-10 Eric Botcazou <ebotcazou@libertysurf.fr>
47 * config/i386/i386.c (ix86_expand_movmem): Punt if the count is large.
48 (ix86_expand_setmem): Likewise.
50 2007-12-10 Kenneth Zadeck <zadeck@naturalbridge.com>
52 PR rtl-optimization/34302
53 * auto-inc-dec.c (attempt_change): Change place where move is
56 2007-12-10 Jakub Jelinek <jakub@redhat.com>
58 * dwarf2out.c (gen_array_type_die, gen_descr_array_type_die): For
59 Fortran multi-dimensional arrays use DW_AT_ordering
62 2007-12-10 Paolo Bonzini <bonzini@gnu.org>
65 * config/i386/i386.c (override_options): Enable -fvect-cost-model.
67 2007-12-10 Uros Bizjak <ubizjak@gmail.com>
69 * config/i386/i386.c (ix86_function_regparm): Do not check global_regs
70 array, registers that are members of global_regs are also members of
71 fixed_regs array. Use REGPARM_MAX to check that no regparm hard
72 register is taken by a fixed register variable. Check up to and
73 including DI_REG when adjusting regparm value due to fixed regs usage.
74 (rep_prefix_usable): Check fixed_regs array, not global_regs array for
75 available hard registers.
76 (ix86_expand_strlen): Ditto.
77 * config/i386/i386.md (strmov): Ditto.
80 2007-12-10 Kaz Kojima <kkojima@gcc.gnu.org>
82 * genopinit.c: Include tm_p.h in generated file.
84 * config/arm/neon.md (vec_set<mode>_internal): Use INTVAL
85 to extract the integer from operands[2].
86 (vec_setv2di_internal): Likewise.
88 * config/arm/arm.c (arm_size_return_regs): Make return type
90 (arm_init_neon_builtins): Move code after declarations.
92 2007-12-10 Hans-Peter Nilsson <hp@axis.com>
94 * reload.c (find_reloads_address_1): To properly mark as an
95 autoincdec, pass X for non-NULL OUT in call to push_reload for
96 autoincdec which can't be trivially used as an address.
98 2007-12-10 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
99 Hans-Peter Nilsson <hp@axis.com>
101 * caller-save.c (insert_one_insn): If inserting before a call_insn
102 then the registers containing the arguments of the call are
103 live_throughout in the new insn.
105 2007-12-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
109 * pa.md: Consolidate HImode and QImode move patterns into one pattern
110 each, eliminating floating-point alternatives.
111 * pa-protos.h (pa_cannot_change_mode_class, pa_modes_tieable_p):
113 * pa-64.h (SECONDARY_MEMORY_NEEDED): Define here.
114 * pa.c (pa_secondary_reload): Use an intermediate general register
115 for copies to/from floating-point register classes. Simplify code
116 SHIFT_REGS class. Provide additional comments.
117 (pa_cannot_change_mode_class, pa_modes_tieable_p): New functions.
118 * pa.h (MODES_TIEABLE_P): Use pa_modes_tieable_p.
119 (SECONDARY_MEMORY_NEEDED): Delete define.
120 (INT14_OK_STRICT): Define.
121 (MODE_OK_FOR_SCALED_INDEXING_P): Allow SFmode and DFmode when using
123 (MODE_OK_FOR_UNSCALED_INDEXING_P): Likewise.
124 (GO_IF_LEGITIMATE_ADDRESS): Use INT14_OK_STRICT in REG+D case for
126 (LEGITIMIZE_RELOAD_ADDRESS): Use INT14_OK_STRICT in mask selection.
127 Align DImode offsets when generating 64-bit code.
128 * pa32-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
129 (CANNOT_CHANGE_MODE_CLASS): Define.
130 * pa64-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
131 (CANNOT_CHANGE_MODE_CLASS): Define using pa_cannot_change_mode_class.
133 2007-12-09 Jakub Jelinek <jakub@redhat.com>
136 * langhooks-def.h (LANG_HOOKS_GET_ARRAY_DESCR_INFO): Define.
137 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
138 * langhooks.h (struct array_descr_info): Forward declaration.
139 (struct lang_hooks_for_types): Add get_array_descr_info field.
140 * dwarf2.h (DW_AT_bit_stride, DW_AT_byte_stride): New.
141 (DW_AT_stride_size, DW_AT_stride): Keep around for Dwarf2
143 * dwarf2out.h (struct array_descr_info): New type.
144 * dwarf2out.c (dwarf_attr_name): Rename DW_AT_stride to
145 DW_AT_byte_stride and DW_AT_stride_size to DW_AT_bit_size.
146 (descr_info_loc, add_descr_info_field, gen_descr_array_type_die):
148 (gen_type_die_with_usage): Call lang_hooks.types.get_array_descr_info
149 and gen_descr_array_type_die.
151 2007-12-08 Richard Guenther <rguenther@suse.de>
153 PR tree-optimization/34391
154 * tree-vect-transform.c (vect_setup_realignment): Mark new
155 symbols for renaming.
157 2007-12-07 Bob Wilson <bob.wilson@acm.org>
159 * config/xtensa/xtensa.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
160 (ASM_OUTPUT_DWARF_PCREL): Define.
162 2007-12-07 Richard Guenther <rguenther@suse.de>
165 * opts.c (common_handle_option): Handle OPT_fforce_addr.
167 2007-12-07 Aldy Hernandez <aldyh@redhat.com>
169 * m32c.h (LEGITIMIZE_ADDRESS): Use WIN instead of win.
170 (LEGITIMIZE_RELOAD_ADDRESS): Same.
172 2007-12-07 Samuel Tardieu <sam@rfc1149.net>
175 * doc/install.texi: Explain how to check for a clean environment when
178 2007-12-07 Richard Guenther <rguenther@suse.de>
180 * tree-profile.c (gcov_type_tmp_var): New global variable.
181 (tree_gen_edge_profiler): Use a single shared variable decl per
182 function for edge counter incrementing.
183 (tree_profiling): Re-set the shared variable.
185 2007-12-06 Bob Wilson <bob.wilson@acm.org>
187 * config/xtensa/xtensa.c (xtensa_va_start): Add prototype.
189 2007-12-06 Tom Tromey <tromey@redhat.com>
192 * c-opts.c (c_common_parse_file): Call cpp_clear_file_cache.
194 2007-12-06 Richard Sandiford <rsandifo@nildram.co.uk>
196 * config/mips/mips.c (mips_function_ok_for_sibcall): Check
197 targetm.binds_local_p as well as DECL_EXTERNAL.
199 2007-12-06 Harsha Jagasia <harsha.jagasia@amd.com>
201 * tree-vectorizer.c (slpeel_add_loop_guard): Gimplify the condition.
202 (set_prologue_iterations): New. Set the prologue iterations to total
203 number of scalar iterations if the cost model check indicates that
204 scalar code should be generated.
205 (slpeel_tree_peel_loop_to_edge): Add a new parameter and code for
206 generating the cost condition for epilog. Call
207 set_prologue_iterations to generate cost condition for prolog.
208 (new_loop_vec_info): Initialize LOOP_VINFO_NITERS_UNCHANGED.
209 * tree-vectorizer.h (LOOP_VINFO_NITERS_UNCHANGED): New.
210 (slpeel_tree_peel_loop_to_edge): Update declaration.
211 (set_prologue_iterations): New declaration.
212 * tree-vect-analyze.c (vect_analyze_loop_form): Update
213 LOOP_VINFO_NITERS_UNCHANGED.
214 * tree-vect-transform.c
215 (vect_estimate_min_profitable_iters): Add new parameter and
216 code to check if run time cost model test is needed.
217 Remove code that adds builtin vectorization cost to scalar
218 outside cost for the run time cost model test. If run time
219 cost model test is needed add the appropriate guard cost to
220 the scalar outside cost. The guard cost depends on whether
221 the guard is generated at versioning or at prolog generation
222 or at epilog generation. Change cost model equation to include
224 (conservative_cost_threshold): New. Return the less conservative
225 profitability threshold between the cost model threshold and the
226 user defined vectorization threshold.
227 (vect_do_peeling_for_loop_bound): Call conservative_cost_threshold.
228 (vect_do_peeling_for_alignment): Same.
229 (vect_loop_versioning): Same.
230 (vect_create_cond_for_align_checks): ANDs the cost model condition
231 with the alignment condition.
232 (vect_transform_loop): Call loop versioning only when there is a
233 misalignment or an aliasing problem.
235 2007-12-06 Jakub Jelinek <jakub@redhat.com>
238 * tree-ssa-ccp.c (optimize_stdarg_builtin): New function.
239 (execute_fold_all_builtins): Call it for BUILT_IN_VA_START,
240 BUILT_IN_VA_COPY and BUILT_IN_VA_END.
242 * target.h (struct ggc_target): Add expand_builtin_va_start hook.
243 * target-def.h (TARGET_EXPAND_BUILTIN_VA_START): Define.
244 (TARGET_INITIALIZER): Add it.
245 * builtins.c (expand_builtin_va_start): Use
246 targetm.expand_builtin_va_start hook instead of
247 EXPAND_BUILTIN_VA_START macro.
248 * alpha/alpha.c (alpha_va_start): Made static.
249 (override_options): Clear targetm.expand_builtin_va_start if
251 (TARGET_EXPAND_BUILTIN_VA_START): Define.
252 * alpha/unicosmk.h (EXPAND_BUILTIN_VA_START): Remove.
253 * alpha/alpha.h (EXPAND_BUILTIN_VA_START): Remove.
254 * alpha/alpha-protos.h (alpha_va_start): Remove prototype.
255 * xtensa/xtensa.h (EXPAND_BUILTIN_VA_START): Remove.
256 * xtensa/xtensa.c (TARGET_EXPAND_BUILTIN_VA_START): Define.
257 (xtensa_va_start): Made static.
258 * xtensa/xtensa-protos.h (xtensa_va_start): Remove prototype.
259 * pa/pa-protos.h (hppa_va_start): Remove prototype.
260 * pa/pa.h (EXPAND_BUILTIN_VA_START): Remove.
261 * pa/pa.c (hppa_va_start): Made static, add prototype.
262 (TARGET_EXPAND_BUILTIN_VA_START): Define.
263 * frv/frv.c (frv_expand_builtin_va_start): Made static, add prototype.
264 (TARGET_EXPAND_BUILTIN_VA_START): Define.
265 * frv/frv-protos.h (frv_expand_builtin_va_start): Remove prototype.
266 * frv/frv.h (EXPAND_BUILTIN_VA_START): Remove.
267 * i386/i386.c (override_options): Clear
268 targetm.expand_builtin_va_start if -m32 or 64-bit MS ABI.
269 (ix86_va_start): Made static.
270 (TARGET_EXPAND_BUILTIN_VA_START): Define.
271 * i386/i386.h (EXPAND_BUILTIN_VA_START): Remove.
272 * i386/i386-protos.h (ix86_va_start, ix86_va_arg): Remove prototypes.
273 * iq2000/iq2000-protos.h (iq2000_va_start): Remove prototype.
274 * iq2000/iq2000.h (EXPAND_BUILTIN_VA_START): Remove.
275 * iq2000/iq2000.c (iq2000_va_start): Made static, add prototype.
276 (TARGET_EXPAND_BUILTIN_VA_START): Define.
277 * rs6000/rs6000-protos.h (rs6000_va_start): Remove prototype.
278 * rs6000/rs6000.c (rs6000_va_start): Made static, add prototype.
279 (TARGET_EXPAND_BUILTIN_VA_START): Define.
280 (rs6000_override_options): Clear targetm.expand_builtin_va_start if
281 DEFAULT_ABI != ABI_V4.
282 * rs6000/rs6000.h (EXPAND_BUILTIN_VA_START): Remove.
283 * spu/spu.c (spu_va_start): Made static, add prototype.
284 (TARGET_EXPAND_BUILTIN_VA_START): Define.
285 * spu/spu.h (EXPAND_BUILTIN_VA_START): Remove.
286 * spu/spu-protos.h spu_va_start): Remove prototype.
287 * stormy16/stormy16.h (EXPAND_BUILTIN_VA_START): Remove.
288 * stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_start):
290 * stormy16/stormy16.c (xstormy16_expand_builtin_va_start): Made
292 (TARGET_EXPAND_BUILTIN_VA_START): Define.
293 * s390/s390-protos.h (s390_va_start): Remove prototype.
294 * s390/s390.c (s390_va_start): Made static.
295 (TARGET_EXPAND_BUILTIN_VA_START): Define.
296 * s390/s390.h (EXPAND_BUILTIN_VA_START): Remove.
297 * mn10300/mn10300.h (EXPAND_BUILTIN_VA_START): Remove.
298 * mn10300/mn10300-protos.h (mn10300_va_start): Remove prototype.
299 * mn10300/mn10300.c (mn10300_va_start): Made static, add prototype.
300 (TARGET_EXPAND_BUILTIN_VA_START): Define.
301 * arc/arc.c (arc_va_start): Made static, add prototype.
302 (TARGET_EXPAND_BUILTIN_VA_START): Define.
303 * arc/arc.h (EXPAND_BUILTIN_VA_START): Remove.
304 * arc/arc-protos.h (arc_va_start): Remove prototype.
305 * mt/mt-protos.h (mt_va_start): Remove prototype.
306 * sparc/sparc.c (sparc_va_start): Made static, add prototype.
307 (TARGET_EXPAND_BUILTIN_VA_START): Define.
308 * sparc/sparc-protos.h (sparc_va_start): Remove prototype.
309 * sparc/sparc.h (EXPAND_BUILTIN_VA_START): Remove.
310 * sh/sh.c (sh_va_start): Made static, add prototype.
311 (TARGET_EXPAND_BUILTIN_VA_START): Define.
312 * sh/sh-protos.h (sh_va_start): Remove prototype.
313 * sh/sh.h (EXPAND_BUILTIN_VA_START): Remove.
314 * mips/mips-protos.h (mips_va_start): Remove prototype.
315 * mips/mips.h (EXPAND_BUILTIN_VA_START): Remove.
316 * mips/mips.c (mips_va_start): Made static.
317 (TARGET_EXPAND_BUILTIN_VA_START): Define.
319 2007-12-06 Uros Bizjak <ubizjak@gmail.com>
321 * tree-ssa-loop.c (gate_tree_parallelize_loops): Return true when
322 "flag_tree_parallelize_loops > 1".
324 2007-12-06 Zdenek Dvorak <ook@ucw.cz>
325 Dorit Nuzman <dorit@il.ibm.com>
326 Jakub Jelinek <jakub@redhat.com>
328 PR tree-optimization/34005
329 * tree-gimple.c (is_gimple_formal_tmp_rhs): Add a case for COND_EXPR.
330 * gimplify.c (gimplify_ctx): Add a new member allow_rhs_cond_expr.
331 (gimplify_pure_cond_expr): New function.
332 (generic_expr_could_trap_p): New function.
333 (gimplify_cond_expr): Call gimplify_pure_cond_expr.
334 (force_gimple_operand): Initialize new field allow_rhs_cond_expr.
336 2007-12-06 Andreas Krebbel <krebbel1@de.ibm.com>
338 * config/s390/s390.c (s390_emit_stack_tie): New function.
339 (s390_emit_prologue): Emit a stack tie when writing to the
341 * config/s390/s390.md ("stack_tie"): New insn definition.
343 2007-12-06 Ben Elliston <bje@au.ibm.com>
346 * doc/sourcebuild.texi (Miscellaneous Docs): Remove SERVICE item.
348 2007-12-05 Jakub Jelinek <jakub@redhat.com>
351 * fold-const.c (fold_binary) <case BIT_IOR_EXPR>: Don't minimize
352 number of bits set in C1 if a mode mask for some mode can be used
355 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
357 * varasm.c (merge_weak, weak_finish, assemble_alias): Commentary typo
360 2007-12-05 Richard Guenther <rguenther@suse.de>
362 PR tree-optimization/34138
363 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
364 Do not forward propagate addresses if that changes volatileness of
367 2007-12-05 Uros Bizjak <ubizjak@gmail.com>
370 * config/i386/i386.c (ix86_function_regparm): Also check for fixed
371 registers when checking that regparm registers are available.
372 Lower regparm value due to fixed registers usage in addition to
375 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
377 * sparseset.c: Include config.h and system.h before sparseset.h.
378 * sparseset.h: Remove inclusion of system.h.
380 2007-12-05 Jakub Jelinek <jakub@redhat.com>
381 Richard Sandiford <rsandifo@nildram.co.uk>
383 * optabs.c (init_insn_codes): New function.
385 (init_optab, init_optabv): Don't call new_optab.
386 (init_convert_optab): Don't clear the insn codes.
387 (init_optabs): Call init_insn_codes.
389 2007-12-04 Jakub Jelinek <jakub@redhat.com>
391 * omp-low.c (optimize_omp_library_calls): New function.
392 (expand_omp_parallel): Call it if optimizing.
395 * stmt.c (expand_stack_restore): Call expand_normal on var to get
396 rtx for it instead of assuming it will be a VAR_DECL.
398 2007-12-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
400 * c-parser (c_parser_statement_after_labels): Move error from here...
401 (c_parser_label): ... to here. Check that the declaration is not
402 actually just another label.
404 2007-12-04 Richard Guenther <rguenther@suse.de>
408 * tree-ssa-operands.c (get_addr_dereference_operands): If we
409 fall back to using the SMTs aliases, make sure to add virtual
410 operands for the SMT itself.
411 (create_ssa_artificial_load_stmt): Fix typo. Make sure to also
412 clear the loaded and stored symbols bitmaps.
414 2007-12-04 Ben Elliston <bje@au.ibm.com>
416 * config/spu/spu.h (ASM_FORMAT_PRIVATE_NAME): Remove; use default.
418 2007-12-04 Ben Elliston <bje@au.ibm.com>
420 * doc/tm.texi (Exception Handling): Mention unwind-dw2-xtensa.c.
422 2007-12-03 Steven Bosscher <stevenb.gcc@gmail.com>
425 * doc/invoke.texi: Remove -fforce-addr documentation.
426 * expr.c (emit_move_insn): Remove use of flag_force_addr.
427 (expand_expr_real_1): Same.
428 (do_tablejump): Same.
429 Call memory_address instead of memory_address_noforce.
430 * expr.h (memory_address_noforce): Remove prototype.
431 * explow.c (memory_address): Remove support for flag_force_addr.
432 (validize_mem): Same.
433 (memory_address_noforce): Remove.
434 * common.opt: Add dummy documentation for -fforce-addr.
435 * combine.c (can_combine_p): Remove -fforce-addr comment.
436 * config/cris/cris.h (OPTIMIZATION_OPTIONS): Remove set of
438 * config/m68k/m68k.h (PIC_CASE_VECTOR_ADDRESS): Remove comment
439 relating to memory_address_noforce.
440 * testsuite/gcc.c-torture/compile/20050802-1.c: Remove.
441 * testsuite/gcc.c-torture/compile/20011113-1.c: Remove.
443 2007-12-03 Jakub Jelinek <jakub@redhat.com>
445 * omp-low.c (lookup_decl_in_outer_ctx): Allow calling this
446 with !ctx->is_nested.
447 (maybe_lookup_decl_in_outer_ctx): Look up in outer contexts
448 even if !ctx->is_nested.
449 (lower_copyprivate_clauses, lower_send_clauses,
450 lower_send_shared_vars): Call lookup_decl_in_outer_ctx
454 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Optimize
455 (X << C1) & C2 into (X << C1) & (C2 | ((1 << C1) - 1))
456 and (X >> C1) & C2 into (X >> C1) & (C2 | ~((type) -1 >> C1)).
457 (fold_binary) <case LSHIFT_EXPR, case RSHIFT_EXPR>: Optimize
458 (X & C2) << C1 into (X << C1) & (C2 << C1) and
459 (X & C2) >> C1 into (X >> C1) & (C2 >> C1) if that allows further
462 PR tree-optimization/33453
463 * tree-data-ref.c (split_constant_offset): Use POINTER_PLUS_EXPR
464 for pointer addition.
465 * tree-parloops.c (canonicalize_loop_ivs): Likewise.
466 (separate_decls_in_loop_name): Copy DECL_GIMPLE_REG_P from var to
469 2007-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
471 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __FDPIC__ as
474 2007-12-03 Razya Ladelsky <razya@il.ibm.com>
476 * doc/invoke.texi (fipa-cp, fipa-matrix-reorg): Add documentation.
478 2007-12-03 Jakub Jelinek <jakub@redhat.com>
481 * opts.c (common_handle_option): Handle OPT_ftree_store_copy_prop.
482 * common.opt (ftree-store-copy-prop): Use the same help text as for
485 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
486 Revital Eres <eres@il.ibm.com>
488 * modulo-sched.c (calculate_must_precede_follow,
489 try_scheduling_node_in_cycle): New functions.
490 (sms_schedule_by_order): Call the new functions.
491 (ps_insn_find_column): Use must_follow and must_precede only if
493 (ps_insn_advance_column): Likewise.
495 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
496 Revital Eres <eres@il.ibm.com>
498 * modulo-sched.c (get_sched_window): Fix the direction of the
499 scheduling window and add dump info.
501 2007-12-02 Samuel Tardieu <sam@rfc1149.net>
503 * config/sh/sh.md (cmpgeusi_t): Fix condition.
505 2007-11-30 Jan Hubicka <jh@suse.cz>
507 * ggc-common.c (dump_ggc_loc_statistics): Reset ggc_force_collect flag.
509 2007-11-30 Seongbae Park <seongbae.park@gmail.com>
511 PR rtl-optimization/34171
512 * cfgrtl.c (update_bb_for_insn_chain): New function,
513 refactored from update_bb_for_insn.
514 (update_bb_for_insn): Call update_bb_for_insn.
515 (rtl_merge_blocks, try_redirect_by_replacing_jump):
516 Replace a loop with update_bb_for_insn_chain call.
517 (cfg_layout_merge_blocks): Add a call to
518 update_bb_for_insn_chain. Replace the for loop
519 with a call to update_bb_for_insn_chain.
521 2007-11-30 Ben Elliston <bje@au.ibm.com>
523 * config/vax/vax.h (ASM_FORMAT_PRIVATE_NAME): Remove. Use default.
525 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
527 PR tree-optimization/34244
528 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
529 (record_numbers_of_iterations): New function.
530 (execute_vrp): Cache the numbers of iterations of loops.
531 * tree-scalar-evolution.c (scev_reset_except_niters):
533 (scev_reset): Use scev_reset_except_niters.
534 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
536 2007-11-29 Jan Hubicka <jh@suse.cz>
537 Jakub Jelinek <jakub@redhat.com>
539 PR tree-optimization/33434
540 * tree-inline.c (setup_one_parameter): If the value passed to
541 a parameter is never used, don't set it up.
543 2007-11-29 Jakub Jelinek <jakub@redhat.com>
546 * config/rs6000/eabi-cn.asm (__DTOR_END__): Make it weak.
547 * config/rs6000/sol-cn.asm (__DTOR_END__): Likewise.
549 2007-11-29 Andris Pavenis <andris.pavenis@iki.fi>
551 * Makefile.in: Use separate vpath lines for each path.
553 2007-11-29 Ben Elliston <bje@au.ibm.com>
555 * SERVICE: Update URL.
557 2007-11-28 Jakub Jelinek <jakub@redhat.com>
559 PR tree-optimization/34140
560 * tree-if-conv.c (if_convertible_phi_p): Fail if BB other than
561 loop->header has virtual phi nodes.
563 2007-11-28 Richard Sandiford <rsandifo@nildram.co.uk>
566 * builtins.c (expand_builtin_nonlocal_goto): Also emit a use
567 of GP register, if valid and fixed.
570 2007-06-21 David Daney <ddaney@avtrex.com>
573 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
574 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
575 (exception_receiver): Renamed to ...
576 (nonlocal_goto_receiver): ... this.
578 2007-11-27 H.J. Lu <hongjiu.lu@intel.com>
579 Joey Ye <joey.ye@intel.com>
582 * config/i386/i386.c (function_arg_32): Don't pass aggregate
583 arguments in ECX/EDX for fastcall.
585 2007-11-28 Rask Ingemann Lambertsen <rask@sygehus.dk>
587 * config/i386/linux.h (CRT_GET_RFIB_DATA): Add Intel syntax inline
589 * config/i386/sco5.h (CRT_GET_RFIB_DATA): Likewise.
590 * config/i386/sysv4.h (CRT_GET_RFIB_DATA): Likewise.
592 2007-11-28 Ben Elliston <bje@au.ibm.com>
594 * config/rs6000/aix64.opt (maix64): Add Negative(maix32).
595 (maix32): Add Negative(maix64).
597 2007-11-27 Jakub Jelinek <jakub@redhat.com>
599 PR tree-optimization/34016
600 * tree-ssa-loop.c (pass_linear_transform): Add
601 TODO_update_ssa_only_virtuals to todo_flags_finish.
603 2007-11-27 Eric B. Weddington <eric.weddington@atmel.com>
605 * config/avr/avr.c (avr_mcu_types): Add atmega32hvb.
606 * config/avr/avr.h (LINK_SPEC): Likewise.
607 (CRT_BINUTILS_SPECS): Likewsie.
608 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
610 2007-11-27 Jakub Jelinek <jakub@redhat.com>
613 * config/rs6000/rs6000.c (adjacent_mem_locations): Don't assume
614 MEM_SIZE is set on all MEMs.
616 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
618 * config/s390/s390.opt (mhard-float): Add the option to be
619 overridden. That was missing in my last patch.
621 2007-11-27 Richard Guenther <rguenther@suse.de>
623 PR tree-optimization/34241
624 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Make sure
625 to only delete real conversion chains.
627 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
629 * config/s390/s390.opt (m31, m64, mesa, mzarch, msoft-float,
630 mhard-float, mlong-double-64, mlong-double-128): Add the
631 option to be overridden.
633 2007-11-27 Richard Guenther <rguenther@suse.de>
635 * builtins.c (fold_builtin_1): Verify the argument types
636 of BUILT_IN_ISNORMAL.
637 (fold_builtin_n): Verify the number of arguments to variadic
640 2007-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
642 * config/bfin/elf.h (SUBTARGET_DRIVER_SELF_SPECS): New macro.
643 * doc/invoke.texi (Blackfin Options): Document the effects.
645 2007-11-27 Ben Elliston <bje@au.ibm.com>
647 * config/rs6000/sysv4.opt (m32): Add Negative(m64).
648 (m64): Add Negative(m32).
649 * config/rs6000/darwin.opt (m32): Add Negative(m64).
650 (m64): Add Negative(m32).
652 2007-11-26 Eric Botcazou <ebotcazou@adacore.com>
654 * tree-ssa-propagate.c (set_rhs) <GIMPLE_MODIFY_STMT>: Fix typo.
656 2007-11-26 Michael Meissner <michael.meissner@amd.com>
659 * config/i386/i386.c (ix86_expand_movmem): If the copy size is a
660 constant, avoid calling emit_cmp_and_jump_insns. Use counter_mode
661 to get the mode for loading a pseudo register with a count rather
662 than duplicating code.
664 2007-11-25 Eric B. Weddington <eric.weddington@atmel.com>
666 * config/avr/avr.c (avr_mcu_types): Add atmega1284p.
667 * config/avr/avr.h (LINK_SPEC): Likewise.
668 (CRT_BINUTILS_SPECS): Likewsie.
669 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
671 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
673 * c-common.c (conversion_warning): Use get_unwidened instead of
676 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
679 * c-parser.c (struct c_parser): New bit in_if_block.
680 (c_parser_compound_statement_nostart): Handle unexpected 'else'
682 (c_parser_statement_after_labels): Set in_if_block to false while
684 (c_parser_if_body): Don't call c_parser_statement_after_labels if
685 a semicolon is found, just consume it. Don't call
686 c_parser_statement_after_labels if an open brace is found, call
687 c_parser_compound_statement instead.
688 (c_parser_else_body): New.
689 (c_parser_if_statement): Set in_if_block to true when parsing the
690 body of the 'if' statement. Use c_parser_else_body.
692 2007-11-26 Andreas Krebbel <krebbel1@de.ibm.com>
695 * c-decl.c (store_parm_decls): Pass 'false' for the new
696 allocate_struct_function parameter.
697 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
698 * tree-parloops.c (create_loop_fn): Likewise.
699 * function.c (push_function_context_to, push_struct_function,
700 init_function_start): Likewise.
701 (allocate_struct_function): Add boolean parameter.
702 * tree.h (allocate_struct_function): Add boolean parameter.
703 * function.h (struct function): Move returns_struct and
704 returns_pcc_struct to the end of the structure definiton.
706 2007-11-26 Uros Bizjak <ubizjak@gmail.com>
709 * config/i386/i386.md (truncdfsf2): Select SLOT_TEMP stack slot if
710 virtual registers are already instantiated.
711 (truncxf<mode>2): Ditto.
712 (floatsi<mode>2): Ditto.
716 2007-11-26 Rask Ingemann Lambertsen <rask@sygehus.dk>
719 * config/fr30/fr30.c (fr30_move_double): Sanitize mem->reg case. Copy
720 the address before it is clobbered.
722 2007-11-26 Nick Clifton <nickc@redhat.com>
724 * config/mn10300/mn10300.md: (call_internal): Remove mode on
725 operand 0 in order to match UNPSEC'ed calls generated in PIC mode.
726 (call_value_internal): Remove mode on operands 0 and 1 in order to
727 match UNPSEC'ed calls generated in PIC mode.
728 (GOTaddr2picreg): Use copy_rtx to prevent sharing an rtx between
731 2007-11-26 Richard Guenther <rguenther@suse.de>
734 * builtins.c (expand_builtin_pow): Use expand_expr to expand
735 the result of build_call_expr.
737 2007-11-26 Steven Bosscher <stevenb.gcc@gmail.com>
738 Revital Eres <eres@il.ibm.com>
741 * bb-reorder.c (insert_section_boundary_note): Clear
742 BLOCK_FOR_INSN in NOTE_INSN_SWITCH_TEXT_SECTIONS.
744 2007-11-26 Richard Sandiford <rsandifo@nildram.co.uk>
746 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Add missing comma.
748 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
750 * dwarf2asm.c (splay_tree_compare_strings): New function.
751 (dw2_force_const_mem): Use it.
753 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
755 * tree.c (type_hash_add): Don't violate strict aliasing rules.
757 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
760 * c-typeck.c (tagged_types_tu_compatible_p): Enable exact
761 matches between anonymous union fields.
763 2007-11-26 Alexandre Oliva <aoliva@redhat.com>, Jan Hubicka <jh@suse.cz>
765 * tree-ssa-live.c (remove_unused_scope_block_p): Drop
766 declarations and blocks only after inlining. Check that
767 non-empty blocks are not dropped.
768 * tree-inline.c (expand_call_inline): Check that functions are
769 not inlined too late.
771 2007-11-26 Ben Elliston <bje@au.ibm.com>
773 * unwind-dw2-fde.c: Fix comment typo.
774 * unwind-generic.h: Likewise, fix comment typos.
776 2007-11-25 Richard Sandiford <rsandifo@nildram.co.uk>
778 * tree-sra.c (scalarize_use): Adjust the vpos argument to
779 sra_explode_bitfield_assignment in cases where the type is
780 wider than the bitfield.
782 2007-11-25 Richard Guenther <rguenther@suse.de>
784 * tree.h (struct tree_block): Move locus member next to flags.
785 * c-decl.c (SCOPE_LIST_APPEND): Use BLOCK_CHAIN.
786 (SCOPE_LIST_CONCAT): Likewise.
787 (pop_scope): Likewise.
788 * function.c (instantiate_decls_1): Likewise.
789 (setjmp_vars_warning): Likewise.
790 * emit-rtl.c (set_used_decls): Likewise.
791 * tree-inline.c (add_lexical_block): Likewise.
793 2007-11-24 Hans-Peter Nilsson <hp@axis.com>
795 * rtlanal.c (label_is_jump_target_p): Return true for a matching
797 * reorg.c (fill_slots_from_thread): Correct last change to use
798 NULL_RTX, not NULL. Outside of REG_NOTES loop, increase and
799 decrease LABEL_NUSES for JUMP_LABEL (trial), not XEXP (note, 0).
800 * jump.c (mark_jump_label_1): Add comment for last change
801 regarding JUMP_LABEL setting.
802 * gcse.c (add_label_notes): Remove conditional that the label is
803 mentioned in insn before adding regnote.
804 * sched-rgn.c (is_cfg_nonregular): Don't return 1 for a
805 single_set insn only feeding a label to a jump through a
806 register that dies there.
808 2007-11-23 Dirk Mueller <dmueller@suse.de>
809 Richard Guenther <rguenther@suse.de>
812 * tree-vrp.c (check_array_ref): Move check for valid location..
813 (check_array_bounds) here. Use EXPR_HAS_LOCATION().
815 2007-11-23 Hans-Peter Nilsson <hp@axis.com>
817 * reload.c (find_reloads_address_1) <autoincdec cases>:
818 Call REG_OK_FOR_CONTEXT with the autoincdec code, not outer_code.
820 2007-11-23 Richard Guenther <rguenther@suse.de>
821 Michael Matz <matz@suse.de>
823 PR tree-optimization/34176
824 * alloc-pool.h (empty_alloc_pool): Declare.
825 * alloc-pool.c (empty_alloc_pool): New function.
826 * tree-ssa-sccvn.c (vn_reference_lookup): Also lookup from the
827 valid table if a lookup from the optimistic table failed.
828 (vn_unary_op_lookup): Likewise.
829 (vn_binary_op_lookup): Likewise.
830 (vn_phi_lookup): Likewise.
831 (process_scc): Clear optimistic tables before every iteration.
833 2007-11-23 Richard Guenther <rguenther@suse.de>
835 * tree-ssa-copy.c (may_propagate_copy): Remove redundant checks.
836 (merge_alias_info): Do verification only if checking is
837 enabled. Merge flow-sensitive alias information in simple cases.
838 * tree-ssa-operands.c (get_addr_dereference_operands): Also
839 complain about missing NMTs.
841 2007-11-23 Jakub Jelinek <jakub@redhat.com>
844 * c-common.c (conversion_warning): For INTEGER_TYPE to
845 INTEGER_TYPE conversions call get_narrower on expr to avoid
846 spurious warnings from binop shortening or when the implicit
847 conversion can't change the value.
849 2007-11-22 Joseph Myers <joseph@codesourcery.com>
852 * c-decl.c (set_array_declarator_inner): Don't give error for
853 static or type qualifiers in abstract declarator. Remove
854 abstract_p parameter.
855 * c-tree.h (set_array_declarator_inner): Update prototype.
856 * c-parser.c (c_parser_direct_declarator_inner): Update call to
857 set_array_declarator_inner.
858 * doc/standards.texi: Update for C99 TC3.
860 2007-11-22 Hans-Peter Nilsson <hp@bitrange.com>
862 * config/mmix/mmix.c (mmix_encode_section_info): Remove duplicate
863 line in my edit of the last change.
865 2007-11-22 Jakub Jelinek <jakub@redhat.com>
868 * config/arm/arm.c (arm_init_tls_builtins): Set TREE_NOTHROW
869 and TREE_READONLY on the fn decl rather than passing a chain
872 2007-11-22 Kaz Kojima <kkojima@gcc.gnu.org>
874 * config/sh/sh.md (divsi_inv_m3): Handle zero dividend specially.
876 2007-11-22 Uros Bizjak <ubizjak@gmail.com>
878 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Change checking
879 of ix86_arch and ix86_tune into a switch statement.
880 (enum processor_type): Default PROCESSOR_I386 to 0.
881 * config/i386/i386.c (ix86_decompose_address): Use TARGET_K6 instead
882 of "ix86_tune == PROCESSOR_K6".
883 (ia32_multipass_dfa_lookahead): Change checking of ix86_tune into
886 2007-11-22 Tom Tromey <tromey@redhat.com>
888 * config/mmix/mmix.c (mmix_encode_section_info): Use alloca to
889 avoid writing into string allocated by ggc_alloc_string.
891 2007-11-21 Kaz Kojima <kkojima@gcc.gnu.org>
894 * config/sh/sh.md (binary_sf_op): Remove.
895 (binary_sf_op0, binary_sf_op1): New define_insn_and_split.
896 * config/sh/sh.c (sh_expand_binop_v2sf): Use gen_binary_sf_op0
897 and gen_binary_sf_op1.
899 2007-11-21 Hans-Peter Nilsson <hp@axis.com>
901 * regclass.c (init_reg_autoinc): Fix typo preventing test of
902 secondary output reload when setting forbidden_inc_dec_class.
904 2007-11-21 Richard Guenther <rguenther@suse.de>
906 PR tree-optimization/34148
907 * tree-ssa-structalias.c (create_variable_info_for): Do not use
908 field-sensitive PTA for single-element structures.
909 * tree-ssa-alias.c (create_overlap_variables_for): Do not create
910 SFTs for single-element structures.
912 2007-11-20 Richard Guenther <rguenther@suse.de>
915 * gimplify.c (gimplify_switch_expr): Use tree_int_cst_lt instead
916 of the signed INT_CST_LT.
917 * stmt.c (expand_case): Likewise.
918 (estimate_case_costs): Likewise.
920 2007-11-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
922 * read-rtl.c (fatal_expected_char): Print EOF as text rather that
923 its binary representation.
925 2007-11-20 Richard Guenther <rguenther@suse.de>
927 * tree-ssa-operands.c (add_virtual_operand): Consistently prune
930 2007-11-20 Thiemo Seufer <ths@mips.com>
932 * config/mips/mips.c (mips_file_start): Add support for
933 flagging 32-bit code with -mfp64 floating-point.
935 2007-11-20 Jakub Jelinek <jakub@redhat.com>
938 * c-gimplify.c (optimize_compound_literals_in_ctor): New function.
939 (c_gimplify_expr): Use it.
941 2007-11-20 Ben Elliston <bje@au.ibm.com>
943 * config/spu/spu_mfcio.h: Fix typo.
945 2007-11-20 Ben Elliston <bje@au.ibm.com>
947 * unwind.inc: Comment that unwind-sjlj.c includes this file.
949 2007-11-20 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
950 Ben Elliston <bje@au.ibm.com>
952 * config/spu/mfc_tag_release.c: New file.
953 * config/spu/mfc_multi_tag_release.c: Likewise.
954 * config/spu/mfc_multi_tag_reserve.c: Likewise.
955 * config/spu/mfc_tag_release.c: Likewise.
956 * config/spu/mfc_tag_reserve.c: Likewise.
957 * config/spu/mfc_tag_table.c: Likewise.
958 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Compile them.
959 (TARGET_LIBGCC2_CFLAGS): Define __IN_LIBGCC2.
960 * config/spu/spu_mfcio.h: Avoid <stdint.h>.
961 (uint64_t): Typedef if __IN_LIBGCC2 is defined.
962 (MFC_TAG_INVALID, MFC_TAG_VALID): New macros.
963 (mfc_tag_reserve, mfc_tag_release, mfc_multi_tag_reserve,
964 mfc_multi_tag_release): Likewise.
965 (__mfc_tag_reserve, __mfc_tag_release, __mfc_multi_tag_reserve,
966 __mfc_multi_tag_release): Declare.
968 2007-11-19 Jason Merrill <jason@redhat.com>
970 PR debug/28834, debug/29436, c/32326
971 * tree.c (build_type_attribute_qual_variant): Refuse to make
972 a distinct copy of a struct/enum type. Use build_distinct_type_copy.
973 * doc/extend.texi (Type Attributes): Don't encourage people to add
974 attributes to struct/enum types in a typedef. Fix
975 transparent_union example.
977 * tree-inline.c (remap_type_1): Remove code that's redundant with
979 (build_duplicate_type): Set id.copy_decl.
980 * c-common.c (handle_transparent_union_attribute): Simplify logic.
982 2007-11-19 Peter Bergner <bergner@vnet.ibm.com>
984 * config/rs6000/rs6000.c (invalid_e500_subreg,
985 rs6000_legitimate_offset_address_p, legitimate_lo_sum_address_p,
986 rs6000_legitimize_address, rs6000_legitimize_reload_address,
987 rs6000_legitimate_address, function_arg_advance,
988 spe_build_register_parallel, rs6000_spe_function_arg,
989 rs6000_split_multireg_move, spe_func_has_64bit_regs_p,
990 emit_frame_save, gen_frame_mem_offset, rs6000_function_value,
991 rs6000_libcall_value, rs6000_dwarf_register_span): Handle DDmode and
992 TDmode similarly to DFmode and TFmode.
993 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
994 DATA_ALIGNMENT, CLASS_MAX_NREGS, CANNOT_CHANGE_MODE_CLASS): Likewise.
996 2007-11-19 Eric Botcazou <ebotcazou@adacore.com>
998 * stor-layout.c (lang_adjust_rli): Delete.
999 (set_lang_adjust_rli): Likewise.
1000 (layout_type): Do not call lang_adjust_rli hook.
1001 * tree.h (set_lang_adjust_rli): Delete.
1003 2007-11-19 Bernd Schmidt <bernd.schmidt@analog.com>
1005 * config/bfin/bfin.c (must_save_p): New function, mostly broken out of
1006 n_dregs_to_save and n_pregs_to_save.
1007 (n_pregs_to_save, n_dregs_to_save): Use it. New argument CONSECUTIVE;
1008 all callers changed.
1009 (expand_prologue_reg_save, expand_epilogue_reg_restore): Enhance to be
1010 able to save single D/P registers that aren't saved by the push/pop
1013 2007-11-19 Richard Guenther <rguenther@suse.de>
1015 PR tree-optimization/34099
1016 * tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
1017 MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
1018 if only one operand is undefined.
1020 2007-11-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1022 PR tree-optimization/34036
1023 * opts.c (set_fast_math_flags): Do not set flags in common
1024 with set_unsafe_math_optimizations_flags, invoke it directly.
1025 (set_unsafe_math_optimizations_flags): Unset flag_trapping_math
1026 and flag_signed_zeros.
1027 * toplev.c (process_options): Force flag_associative_math to 0 and
1028 warn, if it is set and either flag_trapping_math or flag_signed_zeros
1030 * doc/invoke.texi (Optimize Options): Document the new behavior
1031 of -funsafe-math-optimizations, that -fassociative-math requires
1032 both -fno-signed-zeros and -fno-trapping-math and make it clear
1033 that -fno-trapping-math requires -fno-signaling-nans. Refactor
1034 documentation of -ffast-math.
1036 2007-11-18 Jakub Jelinek <jakub@redhat.com>
1038 PR rtl-optimization/34132
1039 * gcse.c (try_replace_reg): Avoid rtx sharing between REG_EQUAL note
1043 * optabs.h (optab_table): Change type to struct optab from optab.
1044 (convert_optab_table): Similarly.
1045 Adjust all _optab macros to expand to addresses of optab_table
1046 resp. convert_optab_table elements rather than the values of the
1048 * optabs.c (optab_table): Change typype to struct optab from optab.
1049 If compiled by recent GCC, initialize all the insn_code fields in
1050 the array using designated range initializers.
1051 (convert_optab_table): Similarly.
1052 (convert_optab_libfunc, optab_libfunc, set_optab_libfunc,
1053 set_conv_libfunc): Into libfunc_entry's optab field store index within
1054 optab_table resp. convert_optab_table array instead of difference
1055 between two separately malloced addresses.
1056 (new_optab): Add op argument, don't return anything. Initialize
1057 just the insn_code field in handlers array and only when needed.
1058 (init_optab, init_optabv): Add op argument, don't return anything.
1059 Adjust new_optab caller.
1060 (new_convert_optab): Removed.
1061 (init_convert_optab): Add op argument, don't return anything, don't
1062 call new_convert_optab. If needed, initialize insn_code field in
1064 (init_optabs): Adjust init_optab, init_optabv and init_convert_optab
1066 (debug_optab_libfuncs): Adjust uses of optab_table and
1067 convert_optab_table arrays.
1069 2007-11-18 Richard Guenther <rguenther@suse.de>
1071 PR tree-optimization/34127
1072 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1073 Make code match up the comments, require compatibility of the
1076 2007-11-17 Richard Guenther <rguenther@suse.de>
1079 * fold-const.c (extract_muldiv_1): Do not move negative
1080 constants inside ABS_EXPR.
1082 2007-11-16 Ian Lance Taylor <iant@google.com>
1084 * collect2.c (dump_file): If a demangled symbol is followed by a
1085 space, make sure we output at least one space.
1087 2007-11-16 Richard Guenther <rguenther@suse.de>
1090 * fold-const.c (fold_binary): Use correct types for folding
1091 1 << X & Y to Y >> X & 1.
1093 2007-11-16 Richard Guenther <rguenther@suse.de>
1095 PR tree-optimization/33870
1096 * tree.h (struct tree_memory_tag): Add base_for_components flag.
1097 (struct tree_struct_field_tag): Remove nesting_level field.
1098 (SFT_NESTING_LEVEL): Remove.
1099 (SFT_BASE_FOR_COMPONENTS_P): Add.
1100 * tree-flow.h (struct fieldoff): Remove nesting_level field. Add
1101 base_for_components flag.
1102 (push_fields_onto_fieldstack): Remove nesting_level parameter.
1103 * tree-ssa-alias.c (create_sft): Likewise. Add base_for_components
1105 (create_overlap_variables_for): Deal with it.
1106 * tree-dfa.c (dump_subvars_for): Likewise.
1107 (dump_variable): Likewise.
1108 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Likewise.
1109 Set base_for_components for first elements of sub-structures.
1110 (create_variable_info_for): Handle base_for_components.
1111 (set_uids_in_ptset): Always set SFT_UNPARTITIONABLE_P for
1112 pointed-to SFTs if SFT_BASE_FOR_COMPONENTS_P is set.
1113 * tree-ssa-operands.c (ref_nesting_level): Remove.
1114 (add_vars_for_offset): Remove full_ref parameter, always add
1115 the offset of the pointed-to SFT.
1116 (add_virtual_operand): Adjust for changed signature of
1117 add_vars_for_offset.
1119 2007-11-16 Sa Liu <saliu@de.ibm.com>
1121 * config/spu/spu.md (floatunssidf2, floatunsdidf2): Inlined
1122 floatunssidf2 and floatunsdidf2.
1124 2007-11-16 Richard Guenther <rguenther@suse.de>
1126 PR tree-optimization/34113
1127 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1128 Use correct conversion direction for checking type compatibility.
1130 2007-11-16 Richard Guenther <rguenther@suse.de>
1132 PR tree-optimization/34099
1133 * tree-ssa-ccp.c (likely_value): Use a whitelist for operators
1134 that produce UNDEFINED result if at least one of its operands
1135 is UNDEFINED. By default the result is only UNDEFINED if all
1136 operands are UNDEFINED.
1138 2007-11-16 Jakub Jelinek <jakub@redhat.com>
1141 * gcc.c (init_spec): Don't initialize asm_debug here...
1142 (main): ... but here.
1144 2007-11-07 Tom Tromey <tromey@redhat.com>
1146 * tree-ssa-structalias.c (ipa_pta_execute): Rename 'cfun' to 'func'.
1147 * tree-parloops.c (create_loop_fn): Use set_cfun.
1148 * gengtype.c (open_base_files): Emit #undef cfun.
1149 * ipa-struct-reorg.c (do_reorg_1): Use set_cfun.
1150 * function.h (cfun): New define.
1151 * function.c: Undefine cfun.
1153 2007-11-07 Eric B. Weddington <eweddington@cso.atmel.com>
1155 * config/avr/avr.c (avr_mcu_types): Add attiny88.
1156 * config/avr/avr.h (LINK_SPEC): Likewise.
1157 (CRT_BINUTILS_SPECS): Likewsie.
1158 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1160 2007-11-15 Jakub Jelinek <jakub@redhat.com>
1163 * tree-ssa-ccp.c (optimize_stack_restore): New function.
1164 (execute_fold_all_builtins): Call optimize_stack_restore for
1165 BUILT_IN_STACK_RESTORE.
1167 2007-11-15 Paolo Bonzini <bonzini@gnu.org>
1169 * fwprop.c (try_fwprop_subst): Skip profitability check for forward
1170 propagation into an address; that's done in should_replace_address.
1172 2007-11-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1174 * config/spu/spu-protos.h (legitimate_const): Remove prototype.
1175 * config/spu/spu.c (legitimate_const): Remove.
1176 (classify_immediate): Inline call to legitimate_const.
1177 (spu_legitimate_address): Likewise. Allow SYMBOL_REF + CONST_INT
1178 for any constant, not just -512 .. 511.
1180 2007-11-15 Sa Liu <saliu@de.ibm.com>
1182 * config/spu/spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL
1183 condition from HONOR_NANS test.
1184 * config/spu/spu.md (ceq_df): Always generate comparison code
1185 inline, including checks for NaNs and infinities.
1187 (cgt_v2df): Likewise.
1188 (cmpdf): Make this expander unconditional.
1190 2007-11-15 Richard Guenther <rguenther@suse.de>
1192 * tree-ssa-alias.c (create_overlap_variables_for): Make sure
1193 to only create SFTs if we also create variable infos for PTA.
1194 * tree-ssa-structalias.c (set_uids_in_ptset): Add all overlapping SFTs.
1196 2007-11-15 Richard Guenther <rguenther@suse.de>
1198 * tree-ssa-structalias.c (set_uids_in_ptset): Use the pointed-to
1199 type for TBAA pruning.
1200 (find_what_p_points_to): Call set_uids_in_ptset with the original
1201 pointer, not the decl of the solution we collapsed to.
1203 2007-11-14 David Daney <ddaney@avtrex.com>
1205 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use CFA
1208 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1211 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Forbid mode changes
1212 for registers in BR_REGS class.
1214 2007-11-14 Jakub Jelinek <jakub@redhat.com>
1217 * tree-ssa.c (delete_tree_ssa): Don't call fini_ssa_operands if
1218 init_ssa_operands has not been called for cfun.
1220 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1222 PR tree-optimization/34046
1223 * cfg.c (update_bb_profile_for_threading): Avoid the division for the
1224 scaling if the old probability is greater than the new base.
1226 2007-11-14 Sebastian Pop <sebastian.pop@amd.com>
1228 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Remove
1229 unused edges after loop duplication.
1231 2007-11-14 Uros Bizjak <ubizjak@gmail.com>
1233 * config/i386/i386.h (TARGET_CPU_DEFAULT_*): Substitute with ...
1234 (enum target_cpu_default): ... this enum.
1235 (TARGET_CPU_DEFAULT_NAMES): Remove macro. Move initializer to ...
1236 * config/i386/i386.c (override_options): ... here.
1237 * config/i386/i386-interix.h (TARGET_CPU_DEFAULT): Use
1238 TARGET_CPU_DEFAULT_i486.
1240 2007-11-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1242 * global.c (rest_of_handle_global_alloc): Fix comment typos.
1243 * config/sh/sh.c (sh_rtx_costs): Likewise.
1244 * ChangeLog: Likewise.
1246 2007-11-13 Sebastian Pop <sebastian.pop@amd.com>
1248 * tree-chrec.h (build_polynomial_chrec): RHS of a chrec
1249 should not be of pointer type.
1251 2007-11-13 Michael Meissner <michael.meissner@amd.com>
1253 * config/i386/i386.c (ix86_sse5_valid_op_p): Put type on separate line.
1255 2007-11-13 Sterling Augustine <sterling@tensilica.com>
1256 Bob Wilson <bob.wilson@acm.org>
1258 * config/xtensa/unwind-dw2-xtensa.c: New.
1259 * config/xtensa/unwind-dw2-xtensa.h: New.
1260 * config/xtensa/xtensa.h (MUST_USE_SJLJ_EXCEPTIONS): Remove.
1261 (DWARF2_UNWIND_INFO): Remove.
1262 (DWARF_FRAME_REGISTERS): Define.
1263 (EH_RETURN_DATA_REGNO): Define.
1264 * config/xtensa/xtensa.md (UNSPECV_EH_RETURN): Define.
1266 * config/xtensa/t-xtensa (LIB2ADDEH): Define.
1268 2007-11-13 Jakub Jelinek <jakub@redhat.com>
1270 * doc/invoke.texi: Fix description of -fsched-stalled-insns=0,
1271 -fsched-stalled-insns.
1273 PR tree-optimization/34063
1274 * tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
1275 as first chrec_fold_plus operand rather than second.
1277 2007-11-13 Diego Novillo <dnovillo@google.com>
1279 PR tree-optimization/33870
1280 * tree.h (strcut tree_memory_tag): Add field unpartitionable.
1281 Remove field in_nested_struct.
1282 (struct tree_struct_field_tag): Add field nesting_level.
1283 (sft_in_nested_struct): Remove.
1284 (sft_nesting_level): Define.
1285 (sft_unpartitionable_p): Define.
1286 * tree-ssa-alias.c (mem_sym_score): If mp->var is not
1287 partitionable, return long_max.
1288 (compute_memory_partitions): Do not partition sfts marked
1290 (create_sft): Add argument nesting_level. Set
1291 sft_nesting_level with it. Update all users.
1292 (create_overlap_variables_for): Show nesting level.
1293 * tree-dfa.c (dump_subvars_for): Likewise.
1294 (dump_variable): Likewise. Show whether the sft is
1295 partitionable or not.
1296 * tree-flow.h (struct fieldoff): Remove field in_nested_struct.
1297 Add field nesting_level.
1298 * tree-ssa-structalias.c (struct variable_info): Remove
1299 field in_nested_struct.
1300 (push_fields_onto_fieldstack): Add argument nesting_level.
1301 Update all users. Update documentation. Update pair->nesting_level
1302 with nesting_level. Make recursive calls with nesting_level + 1.
1303 (set_uids_in_ptset): If an sft is added to the points-to set,
1304 mark it as unpartitionable.
1305 * tree-ssa-operands.c (ref_nesting_level): New.
1306 (add_vars_for_offset): Call it. Add argument full_ref. Update
1307 callers. If var is inside a nested structure and the nesting level
1308 of full_ref is lower than the nesting level of var,
1309 adjust offset by the offset of var.
1311 2007-11-13 Victor Kaplansky <victork@il.ibm.com>
1313 PR tree-optimization/32582
1314 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
1316 2007-11-12 Danny Smith <dannysmith@users.sourceforge.net>
1318 * doc/extend.texi (dllimport): Document that pointers to dllimport'd
1319 functions can be used as constant.
1321 2007-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1323 PR rtl-optimization/34035
1324 * cse.c (cse_cfg_altered): New global variable.
1325 (cse_jumps_altered): Make boolean.
1326 (recorded_label_ref): Likewise.
1327 (cse_insn): Adjust for above changes.
1328 (cse_extended_basic_block): Likewise. Set cse_cfg_altered
1329 if dead edges have been purged.
1330 (cse_main): Change return value specification and adjust code.
1331 (rest_of_handle_cse): Adjust for above change.
1332 (rest_of_handle_cse2): Likewise.
1333 * gcse.c (rest_of_handle_gcse): Likewise.
1335 2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1336 Michael Meissner <michael.meissner@amd.com>
1338 * config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
1339 get the appropriate suffix for the coms* instruction.
1340 (sse5_pcmov_<mode>): Restrict operands of pcmov
1341 for scalar case to be only xmm registers and not memory.
1343 * config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
1344 constraints to follow the mnemonics for the pcmov instruction
1346 2007-11-12 Richard Sandiford <rsandifo@nildram.co.uk>
1349 * config/mips/mips.c (mips_return_fpr_single): New function.
1350 (mips_function_value): Use it when returning single-field
1352 (mips_expand_call): Handle the PARALLELs created by
1353 mips_return_fpr_single.
1355 2007-11-12 Richard Guenther <rguenther@suse.de>
1358 * fold-const.c (fold_binary): If testing for non-negative
1359 operands with tree_expr_nonnegative_warnv_p make sure to
1360 use op0 which has all (sign) conversions retained.
1362 2007-11-12 Richard Guenther <rguenther@suse.de>
1365 * fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
1366 (fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
1368 2007-11-12 Ira Rosen <irar@il.ibm.com>
1370 PR tree-optimization/33953
1371 * tree-vect-transform.c (vectorizable_operation): In case of SLP,
1372 allocate vec_oprnds1 according to the number of created vector
1373 statements. In case of shift with scalar argument, store scalar operand
1374 for every vector statement to be created for the SLP node. Fix a
1377 2007-11-10 Steven Bosscher <stevenb.gcc@gmail.com>
1379 * gcse.c (CUID_INSN): Remove.
1381 (alloc_gcse_mem): Don't allocate cuid_insn.
1382 (free_gcse_mem): Don't free cuid_insn.
1384 2007-11-10 Jakub Jelinek <jakub@redhat.com>
1387 * gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
1391 * tree-inline.h (copy_body_data): Add regimplify field.
1392 * tree-inline.c (copy_body_r): Set id->regimplify to true
1393 if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
1395 (copy_bb): Clear id->regimplify before walk_tree, if it is
1396 set afterwards, regimplify the whole statement.
1398 PR tree-optimization/33680
1399 * tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
1400 if the added cast involves variable length types.
1402 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
1403 Maxim Kuvyrkov <maxim@codesourcery.com>
1405 * sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
1406 instead of TRUE_BARRIER for jumps. Add register dependencies
1407 even when reg_pending_barrier is set.
1409 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
1411 * haifa-sched.c (haifa_classify_insn): Rename to ...
1412 (haifa_classify_rtx): ... this. Improve handling of COND_EXECs,
1413 handle PARALLELs by recursing. Use it ...
1414 (haifa_classify_insn): ... here. Reimplement.
1416 2007-11-09 Richard Guenther <rguenther@suse.de>
1418 * bitmap.h (bitmap_single_bit_set_p): Declare.
1419 * bitmap.c (bitmap_single_bit_set_p): New function.
1420 * tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
1421 (maybe_create_global_var): Use bitmap_empty_p.
1423 2007-11-09 Paolo Bonzini <bonzini@gnu.org>
1424 Jakub Jelinek <jakub@redhat.com>
1426 PR rtl-optimization/34012
1427 * fwprop.c (try_fwprop_subst): Do not replace if the new
1428 SET_SRC has a higher cost than the old one.
1430 2007-11-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1432 PR rtl-optimization/33732
1433 * reload.c (push_reload): Check that the REG_DEAD note was referring
1434 to a hardreg or to a pseudo that has been assigned exactly one hardreg
1435 before considering it in order to select the reload register.
1436 (combine_reloads): Likewise.
1437 (find_dummy_reload): Likewise.
1439 2007-11-09 Richard Guenther <rguenther@suse.de>
1441 * tree-flow.h (struct ptr_info_def): Make escape_mask a
1443 (struct ptr_info_def): Likewise.
1444 (enum escape_type): Also use bit zero.
1446 2007-11-09 Richard Guenther <rguenther@suse.de>
1448 PR tree-optimization/33604
1449 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1450 Disregard changes in CV qualifiers of pointed to types for
1451 forward propagating ADDR_EXPRs.
1452 * tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
1455 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
1457 * dse.c (find_shift_sequence): Always choose an integer mode for
1459 (replace_read): Require both the read and store mode to be
1460 integer ones. Remove a then-redundant FLOAT_P check.
1462 2007-11-08 Richard Guenther <rguenther@suse.de>
1464 * tree-dfa.c (remove_referenced_var): If removing a
1465 variable which has subvars, also remove those from
1466 the referenced vars. Do not create a variable annotation.
1468 2007-11-08 Bob Wilson <bob.wilson@acm.org>
1470 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
1471 argument for gen_entry calls.
1472 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
1473 (entry): Use the new attribute value. Remove unused first operand.
1475 2007-11-08 Tom Tromey <tromey@redhat.com>
1477 * c-parser.c (c_parser_translation_unit): Use location in error.
1478 (c_parser_external_declaration): Likewise.
1479 (c_parser_declaration_or_fndef): Likewise.
1480 (c_parser_enum_specifier): Likewise.
1481 (c_parser_struct_or_union_specifier): Likewise.
1482 (c_parser_struct_declaration): Likewise.
1483 (c_parser_typeof_specifier): Likewise.
1484 (c_parser_parms_list_declarator): Likewise.
1485 (c_parser_asm_string_literal): Likewise.
1486 (c_parser_braced_init): Likewise.
1487 (c_parser_initelt): Likewise.
1488 (c_parser_compound_statement_nostart): Likewise.
1489 (c_parser_statement_after_labels): Likewise.
1490 (c_parser_do_statement): Likewise.
1491 (c_parser_asm_statement): Likewise.
1492 (c_parser_conditional_expression): Likewise.
1493 (c_parser_unary_expression): Likewise.
1494 (c_parser_sizeof_expression): Likewise.
1495 (c_parser_postfix_expression): Likewise.
1496 (c_parser_postfix_expression_after_paren_type): Likewise.
1497 (c_parser_objc_class_instance_variables): Likewise.
1498 (c_parser_objc_method_definition): Likewise.
1499 (c_parser_objc_methodprotolist): Likewise.
1500 (c_parser_pragma): Likewise.
1501 (c_parser_omp_clause_num_threads): Likewise.
1502 (c_parser_omp_clause_schedule): Likewise.
1503 (c_parser_omp_all_clauses): Likewise.
1504 (c_parser_omp_sections_scope): Likewise.
1505 (c_parser_label): Use location of label, not colon.
1507 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
1510 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
1513 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1516 * ipa-pure-const.c (static_execute): Added code to keep recursive
1517 functions from being marked as pure or const.
1518 * ipa-utils.c (searchc): Fixed comment.
1520 2007-11-08 Tom Tromey <tromey@redhat.com>
1522 * common.opt (fshow-column): Default to 0.
1523 * configure: Rebuilt.
1524 * configure.ac (--enable-mapped-location): Default to 'yes'.
1526 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1528 * common.opt: Add pointer to doc/options.texi.
1529 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
1530 -fipa-reference): Add or correct doc. Sorted options list for -Os
1533 2007-11-07 Bernhard Fischer <aldot@gcc.gnu.org>
1536 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
1537 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
1538 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
1539 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
1540 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
1541 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
1542 to TARGET_BIG_ENDIAN_DEFAULT.
1543 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
1544 * config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
1545 to TARGET_BIG_ENDIAN_DEFAULT.
1547 2007-11-07 Diego Novillo <dnovillo@google.com>
1549 * tree.h (struct tree_struct_field_tag): Move field
1550 in_nested_struct ...
1551 (struct tree_memory_tag): ... here.
1553 2007-11-07 Diego Novillo <dnovillo@google.com>
1556 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
1557 (SFT_IN_NESTED_STRUCT): Define.
1558 * tree-dfa.c (dump_subvars_for): Show offset of each sub-var.
1559 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
1560 * tree-ssa-structalias.c (struct variable_info): Likewise.
1561 (push_fields_onto_fieldstack): If OFFSET is positive,
1562 set in_nested_struct.
1563 (create_variable_info_for): Copy setting of
1564 in_nested_struct from the field offset object.
1565 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
1566 variable info object.
1567 * tree-ssa-operands.c (add_vars_for_offset): If VAR
1568 belongs to a nested structure, adjust OFFSET by SFT_OFFSET(VAR).
1570 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1572 PR rtl-optimization/33737
1573 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
1574 target block after computing the probabilities of outgoing edges.
1575 Cap the frequency to BB_FREQ_MAX.
1576 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
1577 frequency of the basic block if it has been reused.
1579 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1581 PR rtl-optimization/33822
1582 * rtl.h (REG_OFFSET): Fix comment.
1583 * var-tracking.c (INT_MEM_OFFSET): New macro.
1584 (var_mem_set): Use it.
1585 (var_mem_delete_and_set): Likewise.
1586 (var_mem_delete): Likewise.
1587 (same_variable_part_p): Likewise.
1588 (vt_get_decl_and_offset): Likewise.
1589 (offset_valid_for_tracked_p): New predicate.
1590 (count_uses): Do not track locations with invalid offsets.
1591 (add_uses): Likewise.
1592 (add_stores): Likewise.
1594 2007-11-07 Tom Tromey <tromey@redhat.com>
1596 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
1597 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
1599 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
1600 Andrey Belevantsev <abel@ispras.ru>
1602 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
1603 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
1604 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
1605 Save calculated max_asap in it.
1606 (sms_schedule): Calculate maxii using max_asap.
1608 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
1610 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
1611 with -mhard-dfp/-mno-hard-dfp.
1613 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1614 Jakub Jelinek <jakub@redhat.com>
1617 * haifa-sched.c (check_sched_flags): Remove.
1618 (sched_init): Don't call it.
1620 2007-11-06 Diego Novillo <dnovillo@google.com>
1622 * tree-flow.h (struct fieldoff): Reformat comment. Document fields.
1623 * tree-ssa-operands.c: Tidy top-level comments.
1624 (add_vop): Likewise.
1625 (add_vars_for_offset): Tidy parameter formatting..
1626 (get_addr_dereference_operands): Likewise.
1627 (get_indirect_ref_operands): Likewise.
1628 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
1629 <OMP_ATOMIC_STORE>: Likewise.
1631 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
1634 * config/i386/driver-i386.c: Test for __GNUC__ instead of
1635 GCC_VERSION which is always defined.
1637 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1640 * reload1.c (find_reloads): Also check in_reg when handling a
1641 simple move with an input reload and a destination of a hard register.
1643 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1645 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
1646 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
1647 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
1648 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1649 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
1650 (m68k_sched_attr_type2): New function.
1651 (sched_adjust_cost_state): New static variable.
1652 (m68k_sched_adjust_cost): New static function implementing
1654 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
1655 New static variables.
1656 (m68k_sched_variable_issue): New static function implementing
1658 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
1659 (sched_dump_split_class): New static function.
1660 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
1662 (sched_dump_dfa_class, m68k_sched_dump): New static function.
1663 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
1664 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
1665 m68k_sched_dfa_post_advance_cycle): New static functions implementing
1668 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
1669 (CPU_UNITS_QUERY): Define.
1671 * config/m68k/cf.md: New file.
1672 * config/m68k/m68.md (cf.md): New include.
1674 2007-11-06 Tom Tromey <tromey@redhat.com>
1676 PR c++/32256, PR c++/32368:
1677 * function.c (saved_in_system_header): New global.
1678 (push_cfun): Save in_system_header.
1679 (pop_cfun): Restore in_system_header.
1680 (push_struct_function): Save in_system_header.
1682 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
1686 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
1687 (complete_array_type): Set canonical type appropriately.
1688 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
1689 C and C++ front ends now have different versions of this function,
1690 because the C++ version needs to maintain canonical types here.
1692 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
1694 * tree-parloops.c (reduction_info): Remove reduction_init field.
1695 (initialize_reductions): Remove creation of the reduction_init variable.
1696 (struct data_arg): Remove.
1697 (add_field_for_reduction, create_stores_for_reduction): New functions.
1698 (add_field_for_name): Remove reduction handling.
1699 (separate_decls_in_loop): Call add_field_for_reduction,
1700 create_stores_for_reduction.
1702 2007-11-06 Jakub Jelinek <jakub@redhat.com>
1704 PR tree-optimization/33458
1705 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
1706 !is_gimple_val PHI argument, gimplify it and insert it on edge.
1708 PR tree-optimization/33993
1709 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
1710 rather than build_constructor_from_list if all list values are
1712 (get_initial_def_for_induction): Use build_vector instead of
1713 build_constructor_from_list.
1715 2007-11-05 Mark Mitchell <mark@codesourcery.com>
1718 * tree.h (DECL_INIT_PRIORITY): Do not require DECL_HAS_INIT_PRIORITY_P.
1719 (DECL_FINI_PRIORITY): Likewise.
1720 * tree.c (decl_init_priority_lookup): Remove assert.
1721 (decl_fini_priority_insert): Likewise.
1722 * cgraphunit.c (static_ctors): Make it a VEC.
1723 (static_dtors): Likewise.
1724 (record_cdtor_fn): Adjust accordingly.
1725 (build_cdtor): Generate multiple functions for each initialization
1727 (compare_ctor): New function.
1728 (compare_dtor): Likewise.
1729 (cgraph_build_cdtor_fns): Sort the functions by priority before
1730 calling build_cdtor.
1731 (cgraph_build_static_cdtor): Put the priority in the function's name.
1733 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
1736 * common.opt: Add shared and pie.
1738 2007-11-05 Bob Wilson <bob.wilson@acm.org>
1740 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
1741 replace references to virtual_stack_vars_rtx in goto_handler.
1743 2007-11-05 Paul Brook <paul@codesourcery.com>
1745 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
1746 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
1747 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
1748 arm_lang_output_object_attributes_hook.
1749 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
1750 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
1751 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
1753 * config/arm/t-arm.c (arm.o): New rule.
1754 * config/arm/arm-c.c: New file.
1756 2007-11-05 Nick Clifton <nickc@redhat.com>
1757 Sebastian Pop <sebastian.pop@amd.com>
1759 PR tree-optimization/32540
1760 PR tree-optimization/33922
1761 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
1762 * tree-ssa-pre.c: Include params.h.
1763 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
1764 to limit the maximum length of the PA set for a given block.
1765 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
1766 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
1768 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
1770 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
1771 __fixunssfDI): Make return type unsigned.
1772 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
1773 __fixunssfDI): Make return type unsigned.
1775 2007-11-05 Jakub Jelinek <jakub@redhat.com>
1777 PR tree-optimization/33856
1778 * tree-data-ref.c (get_references_in_stmt): Don't add
1779 REFERENCE_CLASS_P trees to references vector if get_base_address
1780 returns NULL on them.
1782 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
1784 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
1786 2007-11-04 Andrew Pinski <pinskia@gmail.com>
1789 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
1790 for TRUTH_NOT_EXPR to type.
1792 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
1794 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
1796 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1799 * dwarf2out.c (add_calling_convention_attribute): Change
1800 second argument. Set calling convention to DW_CC_program for
1801 Fortran main program.
1802 (gen_subprogram_die): Adjust to new prototype for
1803 add_calling_convention_attribute.
1805 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
1807 PR tree-optimization/33987
1808 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
1810 (vectorizable_reduction): Add type check.
1812 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1815 * c-parser.c (c_parser_statement_after_labels): Error if a
1816 declaration is parsed after a label.
1818 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
1821 * reorg.c (emit_delay_sequence): Do not clear the locator on
1822 the jump instruction.
1824 2007-11-03 Jakub Jelinek <jakub@redhat.com>
1827 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
1828 current sched region.
1830 2007-11-02 Jakub Jelinek <jakub@redhat.com>
1832 * config/ia64/ia64.c (struct reg_write_state): Change into
1833 unsigned short bitfields rather than unsigned int, decrease
1834 first_pred to just 10 bits.
1835 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
1836 into two char array.
1837 (rws_insn_set, rws_insn_test): New functions.
1838 (in_safe_group_barrier): New variable.
1839 (rws_update): Remove first argument, always set rws_sum array.
1840 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
1841 or update rws_sum if !in_safe_group_barrier, adjust rws_update
1843 (rtx_needs_barrier): Use rws_insn_test macro.
1844 (safe_group_barrier_needed): Don't save/restore rws_sum array,
1845 instead set/clear in_safe_group_barrier flag.
1847 2007-11-02 Bob Wilson <bob.wilson@acm.org>
1849 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
1850 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
1851 pointer or frame pointer.
1852 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
1853 (MUST_USE_SJLJ_EXCEPTIONS): Define.
1854 (DWARF2_UNWIND_INFO): Define.
1855 (INCOMING_RETURN_ADDR_RTX): Define.
1856 (DWARF_FRAME_RETURN_COLUMN): Define.
1858 2007-11-02 Tom Tromey <tromey@redhat.com>
1860 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
1863 2007-11-02 Diego Novillo <dnovillo@google.com>
1865 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
1866 argument from function pointer ANALYZE_EXPR. Update all users.
1867 * cgraph.c (debug_cgraph_node): New.
1868 (debug_cgraph): New.
1870 2007-11-02 Jakub Jelinek <jakub@redhat.com>
1872 PR rtl-optimization/33648
1873 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
1874 the newly created basic block.
1876 2007-11-01 Richard Guenther <rguenther@suse.de>
1878 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
1880 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
1882 PR rtl-optimization/33828
1883 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
1884 of VBEIN and VBEOUT.
1886 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
1888 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
1889 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
1890 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
1892 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
1894 * gcc.c (getenv_spec_function): Escape the environment variable's
1897 2007-11-01 Janis Johnson <janis187@us.ibm.com>
1899 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
1900 show that CSE means common subexpression elimination. Change wording
1901 for -fsee and define LCM. Remove capitalization of optimizations
1902 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
1904 2007-11-01 Janis Johnson <janis187@us.ibm.com>
1907 * doc/sourcebuild.texi (Test Directives): Document that xfail
1908 has no effect for dg-do except when dg-do-what is "run".
1910 2007-11-01 Tom Tromey <tromey@redhat.com>
1912 * c-decl.c (grokdeclarator): Set decl source locations.
1913 * c-parser.c (c_parser_enum_specifier): Set location.
1914 (c_parser_struct_or_union_specifier): Likewise.
1916 2007-11-01 Tom Tromey <tromey@redhat.com>
1918 * print-tree.c (print_node): Print column number.
1920 2007-11-01 Jakub Jelinek <jakub@redhat.com>
1923 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
1924 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
1925 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
1927 PR rtl-optimization/33673
1928 * gcse.c (cprop_jump): If a conditional jump has been optimized
1929 into unconditional jump, make the remaining normal edge fallthru
1930 and delete the jump insn.
1932 2007-11-01 Ben Elliston <bje@au.ibm.com>
1934 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
1935 (set_mem_attrs_from_reg): Likewise.
1937 2007-11-01 Michael Matz <matz@suse.de>
1939 PR tree-optimization/33961
1940 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
1941 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
1942 (add_or_mark_expr): New argument 'store', using it to search
1944 (nt_init_block): Adjust calls to add_or_mark_expr.
1946 2007-10-31 Jakub Jelinek <jakub@redhat.com>
1949 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
1950 for the first push_operand.
1952 2007-10-31 Revital Eres <eres@il.ibm.com>
1954 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
1955 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
1956 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
1957 movmisalignv2sf, vcondv2sf): New.
1958 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
1959 UNSPEC_EXTODD_V2SF): Define new constants.
1960 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
1961 paired_emit_vector_cond_expr): New.
1962 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
1963 * config/rs6000/rs6000.c (paired_expand_vector_move,
1964 paired_emit_vector_cond_expr, paired_emit_vector_compare):
1966 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
1968 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
1970 PR tree-optimization/32377
1971 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
1972 work also for unknown number of iterations.
1973 (analyze_subscript_affine_affine): Clean up. Don't fail when the
1974 number of iterations is not known.
1976 2007-10-31 Richard Guenther <rguenther@suse.de>
1979 * fold-const.c (extract_muldiv_1): Make sure to not introduce
1980 new undefined integer overflow.
1981 (fold_binary): Avoid useless conversion.
1983 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
1986 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P check.
1988 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
1990 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
1992 * config/s390/s390.c: (override_options): Replace -mhard-dfp/-msoft-dfp
1993 with -mhard-dfp/-mno-hard-dfp.
1994 * config/s390/s390.opt: Likewise.
1995 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
1998 2007-10-30 Janis Johnson <janis187@us.ibm.com>
2000 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
2002 2007-10-30 Janis Johnson <janis187@us.ibm.com>
2004 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
2005 optimization options.
2006 (Optimize Options): Add -fdce and -fdse to the list of optimizations
2007 enabled by -O. Document -fdce and -fdse.
2009 2007-10-30 Jakub Jelinek <jakub@redhat.com>
2012 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
2013 convert second operand of COMPOUND_EXPR to the original type of
2016 2007-10-30 Richard Guenther <rguenther@suse.de>
2018 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
2019 of loop adding SFTs as virtual operands.
2021 2007-10-30 Richard Guenther <rguenther@suse.de>
2023 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
2025 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
2027 PR tree-optimization/32893
2028 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
2029 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
2031 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
2033 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
2035 (sub_ddmmss): Likewise.
2036 (umul_ppmm): Likewise.
2037 (udiv_qrnnd): Likewise.
2039 2007-10-29 Janis Johnson <janis187@us.ibm.com>
2042 * doc/sourcebuild.texi (Test Directives): Document that dg-require
2043 directives must come before dg-additional-sources.
2045 2007-10-29 Jakub Jelinek <jakub@redhat.com>
2047 PR tree-optimization/33723
2048 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
2049 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
2051 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
2053 PR tree-optimization/33614
2054 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
2055 if they can't be reduced to VECTOR_CSTs and aren't legitimate
2056 initializer constants.
2058 2007-10-29 Richard Guenther <rguenther@suse.de>
2060 PR tree-optimization/33870
2061 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
2062 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
2065 2007-10-29 Richard Guenther <rguenther@suse.de>
2067 * passes.c (init_optimization_passes): Exchange store_copy_prop
2069 * tree-pass.h (pass_store_copy_prop): Remove.
2070 * tree-ssa-copy.c (do_store_copy_prop): Remove.
2071 (stmt_may_generate-copy): Do not handle store_copy_prop.
2072 (get_copy_of_val): Likewise.
2073 (set_copy_of_val): Likewise.
2074 (copy_prop_visit_assignment): Likewise.
2075 (copy_prop_visit_stmt): Likewise.
2076 (copy_prop_visit_phi_node): Likewise.
2077 (init_copy_prop): Likewise.
2078 (execute_copy_prop): Likewise.
2079 (do_copy_prop): Remove.
2080 (gate_store_copy_prop): Likewise.
2081 (store_copy_prop): Likewise.
2082 (pass_store_copy_prop): Likewise.
2083 (pass_copy_prop): Call execute_copy_prop.
2084 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
2085 * common.opt (ftree-store-copy-prop): Mark obsolete.
2086 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
2088 2007-10-29 Ian Lance Taylor <iant@google.com>
2090 * ifcvt.c (noce_can_store_speculate_p): New static function.
2091 (noce_process_if_block): Call it.
2092 (if_convert): Remove recompute_dominance parameter. Change all
2095 2007-10-29 Richard Guenther <rguenther@suse.de>
2097 * tree-flow-inline.h (get_subvar_at): Use binary search.
2098 (get_first_overlapping_subvar): New function to binary search
2099 for the first overlapping subvar.
2100 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
2101 just handle adding subvars for a pointed-to subvar. Optimize
2102 and use get_first_overlapping_subvar.
2103 (add_vars_for_bitmap): Fold into single caller.
2104 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
2105 and non pointed-to bits of add_vars_for_offset.
2107 2007-10-29 Revital Eres <eres@il.ibm.com>
2109 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
2111 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
2112 Zdenek Dvorak <ook@ucw.cz>
2115 reduction support for automatic parallelization.
2117 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
2119 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
2120 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
2121 and OMP_ATOMIC_STORE.
2122 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2123 * gimple-low.c (lower_stmt): Same.
2124 * gimplify.c (gimplify_expr): Same.
2125 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
2126 gimplify_omp_atomic_mutex): Remove.
2127 (gimplify_omp_atomic): Change it to simply gimplify the
2128 statement instead of expanding it.
2129 * omp-low.c: Add includes to optabs.h, cfgloop.h.
2130 (expand_omp_atomic, expand_omp_atomic_pipeline,
2131 goa_stabilize_expr, expand_omp_atomic_mutex,
2132 expand_omp_atomic_fetch_op): New functions to implement
2133 expansion of OMP_ATOMIC.
2134 (expand_omp, build_omp_regions_1): Add support for
2135 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
2136 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
2138 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
2140 * tree-parloops.c: add include to tree-vectorizer.h.
2141 (reduction_info): New structure for reduction.
2142 (reduction_list): New list to represent list of reductions per loop.
2143 (struct data_arg): New helper structure for reduction.
2144 (reduction_info_hash, reduction_info_eq, reduction_phi,
2145 initialize_reductions, create_call_for_reduction,
2146 create_phi_for_local_result, create_call_for_reduction_1,
2147 create_loads_for_reductions, create_final_loads_for_reduction):
2149 (loop_parallel_p): Identify reductions, add reduction_list parameter.
2150 (separate_decls_in_loop_name): Support reduction variables.
2151 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
2152 call create_loads_for_reduction for each reduction.
2153 (canonicalize_loop_ivs): Identify reductions, add reduction_list
2155 (transform_to_exit_first_loop): Add reduction support, add
2156 reduction_list parameter.
2157 (gen_parallel_loop): Add reduction_list parameter. Add call
2158 separate_decls_in_loop with
2159 the new argument. Traverse reductions and call
2160 initialize_reductions, create_call_for_reduction.
2161 (parallelize_loops): Create and delete the reduction list.
2162 (add_field_for_name): Change use of data parameter. Add fields for
2164 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
2165 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
2166 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2167 * tree-inline.c (estimate_num_insns_1): add cases for
2168 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2169 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2170 * tree-ssa-operands.c (get_addr_dereference_operands):
2171 New function. Subroutine of get_indirect_ref_operands.
2172 (get_indirect_ref_operands): Call get_addr_dereference_operands.
2173 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2176 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
2178 * config/cris/cris.c: Include df.h.
2179 (cris_address_cost): Add gcc_assert for canonicalization
2180 assumptions. For PLUS with MULT or register, correct
2181 test for register in other arm. Tweak comments.
2183 2007-10-28 Richard Guenther <rguenther@suse.de>
2185 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
2186 telling if the var is to be treated as points-to location.
2187 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
2188 (add_virtual_operand): Only recurse into MPTs if aliases
2191 2007-10-28 Richard Guenther <rguenther@suse.de>
2193 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
2194 (add_vars_for_bitmap): Do not recurse further. Only add vars
2195 for pointed-to SFTs.
2196 (add_virtual_operand): Re-instantiate loop to add operands for
2197 aliases. Recurse into MPTs.
2198 (get_indirect_ref_operands): If we fall back to use a pointers
2199 SMT, make sure to not prune based on the access offset and size.
2201 2007-10-28 Andrew Pinski <pinskia@gmail.com>
2204 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
2205 the eh information on the statement.
2207 2007-10-28 Richard Guenther <rguenther@suse.de>
2209 * tree-flow.h (subvar_t): Make it a VEC.
2210 (struct subvar): Remove.
2211 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
2212 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
2214 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
2215 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
2216 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
2217 (set_initial_properties): Likewise.
2218 (setup_pointers_and_addressables): Likewise.
2219 (new_type_alias): Likewise.
2220 (create_overlap_variables_for): Likewise.
2221 * tree-dfa.c (dump_subvars_for): Likewise.
2222 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
2223 (get_expr_operands): Likewise.
2224 (add_to_addressable_set): Likewise.
2225 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
2227 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
2229 PR tree-optimization/33920
2230 * tree-if-conv.c (tree_if_conversion): Force predicate of single
2231 successor bb to true when predecessor bb has NULL predicate.
2232 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
2234 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
2236 * config/mips/mips.md: Add combiner patterns for DImode extensions
2237 of HImode and QImode truncations. Reformat HImode <- QImode pattern
2240 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
2243 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
2245 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
2247 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
2248 LIBCALL notes if they are about to be moved to the same insn.
2250 2007-10-27 Richard Guenther <rguenther@suse.de>
2252 PR tree-optimization/33870
2253 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
2254 duplication. Remove redundant call to access_can_touch_variable.
2255 (add_vars_for_bitmap): New helper for recursing over MPT contents.
2256 (add_virtual_operand): Use it.
2258 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2261 * pa.h (ASM_PN_FORMAT): Delete define.
2263 2007-10-26 Janis Johnson <janis187@us.ibm.com>
2265 * doc/invoke.texi (Option Summary, optimizations): Remove
2266 -fbounds-check. Add -fassociative-math, -freciprocal-math,
2267 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
2268 -fsplit-wide-types to match later entry. Break up a long line.
2269 (Option Summary, code gen options) Add -fno-stack-limit. Add
2270 missing @gol to the end of a line.
2271 (Optimization Options): Remove -fbounds-check, which is also
2272 documented under Code Generation Options. Remove =n from
2273 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
2274 to -fcprop-registers to match other options, and say when it is
2275 enabled rather than disabled. Remove extra index entry for
2276 -fno-cx-limited-range. Add index entries for -fstack-protector
2277 and -fstack-protector-all.
2278 (Code Gen Options): Add index entry for -ftls-model.
2280 2007-10-26 Anatoly Sokolov <aesok@post.ru>
2282 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
2283 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
2284 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
2285 expand_epilogue, output_movhi): Don't handle 'main' function.
2286 (avr_attribute_table): Add 'OS_task' function attribute.
2287 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
2289 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
2290 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
2292 * config/avr/avr.opt (minit-stack): Remove.
2294 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
2296 * tree-nested.c (get_trampoline_type): Fix thinko.
2298 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
2301 * tree.c (build_offset_type): Build canonical type based on the
2302 TYPE_MAIN_VARIANT of the base type.
2304 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
2306 * reorg.c (emit_delay_sequence): Move insn locator from the
2307 first insn to the sequence.
2309 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
2311 * ipa-pure-const.c (check_decl): Return immediately when
2312 pure_const_state has been set to IPA_NEITHER.
2314 2007-10-25 Ira Rosen <irar@il.ibm.com>
2316 PR tree-optimization/33833
2317 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
2318 and convert init to sizetype in inner_base construction.
2320 2007-10-25 Richard Guenther <rguenther@suse.de>
2322 * tree-flow.h (mem_sym_stats): Remove.
2323 (dump_mem_sym_stats_for_var): Declare.
2324 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
2325 (mem_sym_stats): Move ...
2326 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
2327 (mem_sym_score): Rename from ...
2328 (pscore): ... this. Remove.
2329 (dump_mem_sym_stats_for_var): New function. Dump the score, but
2330 not the frequencies.
2331 (compare_mp_info_entries): Make sort stable by disambiguating
2334 2007-10-25 Ira Rosen <irar@il.ibm.com>
2336 PR tree-optimization/33866
2337 * tree-vect-transform.c (vectorizable_store): Check operands of all
2338 the stmts in the group of strided accesses. Get def stmt type for each
2339 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
2341 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
2343 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
2344 (Yt): Rename register constraint to Y2.
2345 * config/i386/sse.md: Use renamed register constraints.
2346 * config/i386/mmx.md: Ditto.
2347 * config/i386/i386.md: Ditto.
2349 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
2351 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
2353 2007-10-24 Chao-ying Fu <fu@mips.com>
2355 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
2356 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
2358 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
2359 Olga Golovanevsky <olga@il.ibm.com>
2361 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
2362 the compiler that wr.wrap and wr.domain are initialized in
2365 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
2367 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
2368 to print gcov_type values.
2370 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
2372 * config/avr/avr.h: Do not include progmem_section definition when
2373 building with IN_TARGET_LIBS.
2375 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
2378 * config/mips/mips.c (mips_lo_sum_offset): New structure.
2379 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
2380 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
2381 (mips_orphaned_high_part_p: New functions.
2382 (mips_avoid_hazard): Don't check INSN_P here.
2383 (mips_avoid_hazards): Rename to...
2384 (mips_reorg_process_insns): ...this. Cope with
2385 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
2386 or turn them into nops.
2387 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
2388 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
2389 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
2390 (mips_override_options): Set flag_delayed_branch to 0.
2392 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
2394 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
2395 MIPS-specific implementation details.
2396 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
2397 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
2398 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
2399 for targets with movmemsi.
2400 (MOVE_BY_PIECES_P): Define.
2401 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
2402 (mips_block_move_loop): Add a bytes_per_iter argument.
2403 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
2404 Update call to mips_block_move_loop.
2406 2007-10-24 Michael Matz <matz@suse.de>
2409 * var-tracking.c (variable_union): Don't break after one loop
2410 iteration but only when a difference is found.
2411 (dump_variable): Also print DECL_UID.
2413 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
2415 * ipa-type-escape.h: Expose function
2416 is_array_access_through_pointer_and_index.
2418 (is_array_access_through_pointer_and_index):
2419 Add three new parameters. Add support of
2420 POINTER_PLUS_EXPR tree code.
2422 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
2424 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
2425 * tree-pass.h: Add pass_ipa_struct_reorg.
2426 * common.opt: Add ipa-struct-reorg flag.
2427 * Makefile.in: Add ipa-strcut-reorg.o compilation.
2428 * passes.c: Add pass pass_ipa_struct_reorg.
2429 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
2430 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
2432 2007-10-24 Ira Rosen <irar@il.ibm.com>
2434 PR tree-optimization/33804
2435 * tree-vect-transform.c (vectorizable_operation): Remove the
2436 checks that the vectorization is worthwhile from the transformation
2439 2007-10-24 Ira Rosen <irar@il.ibm.com>
2441 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
2442 vectype cannot be determined for the scalar type.
2443 (vect_analyze_slp_instance): Likewise.
2444 * tree-vect-transform.c (vect_model_reduction_cost): Change the
2445 return type to bool. Return false if vectype cannot be determined
2446 for the scalar type.
2447 (vect_get_constant_vectors): Return false if vectype cannot be
2448 determined for the scalar type.
2449 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
2450 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
2451 vectorizable_reduction): Likewise.
2453 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
2455 * config.gcc: For a FreeBSD target, parse the value of ${target}
2456 to determine the value of FBSD_MAJOR, instead of adding an
2457 explicit check for every possible FreeBSD major version.
2459 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
2461 PR rtl-optimization/33846
2462 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
2464 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
2466 PR tree-optimization/33860
2467 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
2468 interleaved accesses in case the dr is inside the inner-loop during
2469 outer-loop vectorization.
2471 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
2473 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
2474 Document MEM_POINTER. Replace mentions of "integrated"
2475 field with "return_val". Delete outdated stuff.
2477 2007-10-23 David Edelsohn <edelsohn@gnu.org>
2479 * config/rs6000/rs6000.c (rs6000_override_options): Set
2480 rs6000_altivec_abi on AIX.
2481 (conditional_register_usage): Set VR20:31 fixed on AIX.
2483 2007-10-23 Richard Guenther <rguenther@suse.de>
2485 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
2488 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
2489 David S. Miller <davem@davemloft.net>
2491 * df-scan.c (df_get_call_refs): Mark global registers as both a
2492 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
2494 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
2496 PR tree-optimization/33834
2497 PR tree-optimization/33835
2498 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
2499 stmts need to be checked for success seperately.
2500 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
2501 Remove the check that stmt is not LIVE.
2502 (vectorizable_assignment, vectorizable_induction): Likewise.
2503 (vectorizable_operation, vectorizable_type_demotion): Likewise.
2504 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
2506 (vectorizable_live_operation): Check that op is not NULL.
2508 2007-10-22 Janis Johnson <janis187@us.ibm.com>
2510 * doc/invoke.texi (Optimization Options): In the summary, show
2511 that the value for options -falign-jumps, -falign-labels,
2512 -falign-loops, -falign-functions, -fsched-stalled-insns, and
2513 -fsched-stalled-insns-dep is optional. In the summary, show that
2514 -fsched-stalled-insns takes an optional argument and that
2515 -fparallelize-loops takes an argument. Add opindex for several
2516 optimization options, and fix typos in the opindex commands for
2517 several others. In the descriptions for -fsched-stalled-insns
2518 and -fsched-stalled-insns-dep, show the options with and without
2521 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
2523 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
2525 * config/avr/avr.h (LINK_SPEC): Likewise.
2526 (CRT_BINUTILS_SPECS): Likewsie.
2527 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2529 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2531 PR rtl-optimization/33644
2532 * cfgcleanup.c: Do not include dce.h.
2533 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
2534 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
2535 * dce.c (something_changed): Delete.
2536 (libcall_dead_p): New predicate.
2537 (delete_unmarked_insns): Use it to delete dead libcalls.
2538 Deal with REG_LIBCALL and REG_RETVAL notes.
2539 (prescan_libcall_for_dce): New function.
2540 (prescan_insns_for_dce): Use it to deal with libcalls.
2541 (mark_reg_dependencies): Do nothing special for libcalls.
2542 (dce_process_block): Likewise.
2543 (fast_dce): Delete unused local variable.
2544 (run_fast_dce): Do not return a value.
2545 * dce.h (struct df): Delete.
2546 (run_fast_dce): Adjust prototype.
2547 * optabs.c (libcall_id): Delete.
2548 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
2549 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
2550 * reload1.c (reload): Delete REG_LIBCALL_ID case.
2551 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
2552 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
2553 notes instead of REG_LIBCALL_ID notes.
2554 * reg-notes.def (LIBCALL_ID): Delete.
2555 * Makefile.in (see.o): Add dce.h dependency.
2556 (cfgcleanup.o): Remove dce.h dependency.
2558 2007-10-22 Michael Matz <matz@suse.de>
2560 PR tree-optimization/33855
2561 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
2564 2007-10-22 Ira Rosen <irar@il.ibm.com>
2566 PR tree-optimization/33854
2567 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
2568 FLOAT_EXPR to the list of promotion operations.
2570 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
2574 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
2575 (print_reg): Print register prefix only with AT&T asm syntax.
2576 Support pc_rtx for RIP register.
2577 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
2578 relative addressing. Always print segment register prefix with AT&T
2579 asm syntax and never with Intel asm syntax.
2580 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
2581 Fix prefix for 16-byte XFmode operands.
2582 (output_addr_const_extra): Support Intel asm syntax.
2583 (x86_file_start): Don't use register prefix with Intel asm syntax.
2584 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
2585 ("return_internal_long"): Fix Intel asm syntax output.
2586 ("set_got_rex64"): Support Intel asm syntax.
2587 ("set_rip_rex64"): Likewise.
2588 ("set_got_offset_rex64"): Likewise.
2589 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
2591 ("*tls_global_dynamic_64"): Likewise.
2592 ("*tls_local_dynamic_base_64"): Likewise.
2593 ("*load_tp_si")("*load_tp_di"): Likewise.
2594 ("*add_tp_si")("*add_tp_di"): Likewise.
2595 ("*tls_dynamic_lea_64"): Likewise.
2596 ("*sibcall_value_1_rex64_v"): Likewise.
2597 ("stack_tls_protect_set_si"): Likewise.
2598 ("stack_tls_protect_set_di"): Likewise.
2599 ("stack_tls_protect_test_si"): Likewise.
2600 ("stack_tls_protect_test_di"): Likewise.
2601 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
2603 ("*movv2sf_internal_rex64"): Likewise.
2604 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
2605 (__get_cpuid_max): Likewise.
2607 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2609 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
2610 the STRICT_P argument type "bool" rather than "int".
2611 (mips_legitimate_address_p): Likewise.
2612 (fp_register_operand, lo_operand): Delete.
2613 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
2614 (mips_emit_scc): Rename to...
2615 (mips_expand_scc): ...this.
2616 (gen_conditional_branch): Rename to...
2617 (mips_expand_conditional_branch): ...this.
2618 (gen_conditional_move): Rename to...
2619 (mips_expand_conditional_move): ...this.
2620 (mips_gen_conditional_trap): Rename to...
2621 (mips_expand_conditional_trap): ...this and take an rtx code instead
2622 of an operands array.
2623 (mips_expand_call): Give the SIBCALL_P argument type "bool"
2625 (mips_emit_fcc_reload): Rename to...
2626 (mips_expand_fcc_reload): ...this.
2627 (init_cumulative_args): Rename to...
2628 (mips_init_cumulative_args): ...this and remove the libname argument.
2629 (function_arg_advance): Rename to...
2630 (mips_function_arg_advance): ...this.
2631 (function_arg): Rename to...
2632 (mips_function_arg): ...this and use "rtx" instead of
2634 (function_arg_boundary): Rename to...
2635 (mips_function_arg_boundary): ...this.
2636 (mips_expand_unaligned_load): Rename to...
2637 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
2638 and BITPOS arguments type "HOST_WIDE_INT".
2639 (mips_expand_unaligned_store): Rename to...
2640 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
2641 and BITPOS arguments type "HOST_WIDE_INT".
2642 (override_options): Rename to...
2643 (mips_override_options): ...this.
2644 (print_operand): Rename to...
2645 (mips_print_operand): ...this.
2646 (print_operand_address): Rename to...
2647 (mips_print_operand_address): ...this.
2648 (mips_output_ascii): Remove the PREFIX argument.
2649 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
2651 (mips_can_use_return_insn): Return a "bool" rather than an "int".
2652 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
2653 of "struct rtx_def *".
2654 (mips_secondary_reload_class): Give the IN_P argument type "bool"
2656 (build_mips16_call_stub): Delete.
2657 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
2658 (mips_use_ins_ext_p): Give the second and third arguments type
2659 "HOST_WIDE_INT" rather than "rtx".
2660 * config/mips/mips.h: Update after the above changes. Tweak comments
2662 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
2663 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2664 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
2665 element type from "char" to "bool".
2666 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
2667 (mips_cpu_info_table): Delete.
2668 * config/mips/mips.md: Update after the above changes. Tweak some
2670 * config/mips/mips-ps-3d.md: Likewise.
2671 * config/mips/mips.c: Tweak comments and formatting.
2672 Use NULL-like macros rather than 0 in various places.
2673 (mips_section_threshold): Rename to...
2674 (mips_small_data_threshold): ...this and give it an unsigned type.
2675 (num_source_filenames): Remove explicit initialization.
2676 (sdb_label_count): Likewise.
2677 (sym_lineno): Delete.
2678 (set_noat): Make static.
2679 (mips_branch_likely): Likewise, and give it type "bool".
2680 (mips_isa_info): Rename to...
2681 (mips_isa_option_info): ...this.
2682 (mips_flag_delayed_branch): Rename to...
2683 (mips_base_delayed_branch): ...this.
2684 (mips_split_addresses): Delete.
2685 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
2686 element type from "char" to "bool".
2687 (mips_regno_to_class): Add an explicit array size.
2688 (mips16_flipper): Change from type "int" to type "bool".
2689 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
2690 (mips_tls_operand_p): Rename to...
2691 (mips_tls_symbol_p): ...this.
2692 (mips_global_symbol_p): Remove redundant "const".
2693 (mips_offset_within_alignment_p): Simplify.
2694 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
2695 to STRICT_P and give it type bool.
2696 (mips_valid_base_register_p): Likewise.
2697 (mips_classify_address): Likewise.
2698 (mips_legitimate_address_p): Likewise.
2699 (mips16_unextended_reference_p): Take the offset as an
2700 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
2701 (mips_const_insns): Use IN_RANGE.
2702 (mips_force_temporary): Remove an unnecessary copy_rtx.
2703 (mips16_gp_pseudo_reg): Simplify.
2704 (mips_split_symbol): Remove an unnecessary copy_rtx.
2705 (mips_legitimize_tls_address): Only create registers if we need them.
2706 (mips_legitimize_address): Use mips_split_plus.
2707 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
2708 variable COST to NUM_OPS.
2709 (mips_legitimize_move): Use gen_lowpart.
2710 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
2711 (m16_check_op): Use IN_RANGE.
2712 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
2713 (mips_split_doubleword_move): Pass booleans to mips_subword.
2714 (mips_output_move): Store the mode in a local variable.
2715 Explicitly assert that this function does not deal with
2716 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
2717 cases more consistent.
2718 (mips_relational_operand_ok_p): Rename to...
2719 (mips_int_order_operand_ok_p): ...this.
2720 (mips_canonicalize_comparison): Rename to...
2721 (mips_canonicalize_int_order_test): ...this.
2722 (mips_emit_int_relational): Rename to...
2723 (mips_emit_int_order_test): ...this. Store the mode in a local
2725 (mips_reverse_fp_cond_p): Rename to...
2726 (mips_reversed_fp_cond): ...this.
2727 (mips_emit_compare): Make the order of the statements more consistent.
2728 (mips_emit_scc): Rename to...
2729 (mips_expand_scc): ...this.
2730 (gen_conditional_branch): Rename to...
2731 (mips_expand_conditional_branch): ...this.
2732 (gen_conditional_move): Rename to...
2733 (mips_expand_conditional_move): ...this. Build the condition
2734 separately from the main pattern.
2735 (mips_gen_conditional_trap): Rename to...
2736 (mips_expand_conditional_trap): ...this and take an rtx code instead
2737 of an operands array. Simplify.
2738 (init_cumulative_args): Rename to...
2739 (mips_init_cumulative_args): ...this. Use memset rather than a
2740 copy from a zeroed static. Use prototype_p and stdarg_p.
2741 (mips_arg_info): Rename to...
2742 (mips_get_arg_info): ...this and put the INFO argument first.
2743 (function_arg): Rename to...
2744 (mips_function_arg): ...this and use "rtx" instead of
2745 "struct rtx_def *". Only split structures into chunks if
2746 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
2747 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
2748 comparison with REAL_TYPE. Rename local variable REG to REGNO
2749 and make it unsigned.
2750 (function_arg_advance): Rename to...
2751 (mips_function_arg_advance): ...this.
2752 (function_arg_boundary): Rename to...
2753 (mips_function_arg_boundary): ...this.
2754 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
2756 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
2757 comparison with REAL_TYPE.
2758 (mips_function_value): Remove the FUNC argument. Rename local
2759 variable UNSIGNEDP to UNSIGNED_P.
2760 (mips_return_in_memory): Use IN_RANGE.
2761 (mips_setup_incoming_varargs): Pass a boolean rather than an int
2762 to FUNCTION_ARG_ADVANCE.
2763 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
2764 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
2765 SIZE and RSIZE if needed.
2766 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
2768 (build_mips16_function_stub): Rename to...
2769 (mips16_build_function_stub): ...this.
2770 (build_mips16_call_stub): Rename to...
2771 (mips16_build_call_stub): ...this. Make static, and return a
2772 "bool" rather than an "int". Rename the ARG_SIZE argument to
2773 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
2774 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
2775 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
2777 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
2778 are not sibling ones.
2779 (mips_emit_fcc_reload): Rename to...
2780 (mips_expand_fcc_reload): ...this.
2781 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
2783 (mips_expand_unaligned_load): Rename to...
2784 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
2785 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
2787 (mips_expand_unaligned_store): Rename to...
2788 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
2789 and BITPOS arguments type "HOST_WIDE_INT".
2790 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
2791 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
2793 (mips_init_split_addresses): Replace with...
2794 (mips_split_addresses_p): ...this new function.
2795 (mips_init_relocs): Check mips_split_addresses_p () rather than
2796 mips_split_addresses. Always initialize mips_split_p with booleans.
2797 (print_operand_reloc): Rename to...
2798 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
2800 (print_operand): Rename to...
2801 (mips_print_operand): ...this.
2802 (print_operand_address): Rename to...
2803 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
2804 (mips_in_small_data_p): Simplify.
2805 (mips_output_ascii): Remove the PREFIX argument and "register"
2806 keywords. Use the STRING parameter directly and cast to
2808 (mips16e_collect_argument_save_p): Use IN_RANGE.
2809 (mips_function_has_gp_insn): Simplify.
2810 (mips_set_return_address): Use BITSET_P.
2811 (mips_restore_gp): Use a separate statement to pick the base
2813 (mips_output_function_prologue): Use a local FRAME variable.
2814 (mips_save_reg): Pass booleans to mips_subword.
2815 (mips_expand_prologue): Use a local FRAME variable. Use
2816 cprestore_size to detect when .cprestore is needed.
2817 (mips_restore_reg): Use GP_REG_FIRST.
2818 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
2819 rather than "int". Use local FRAME and REGNO variables.
2820 (mips_can_use_return_insn): Return a "bool" rather than an "int".
2821 (mips_secondary_reload_class): Give the IN_P argument type "bool"
2823 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
2824 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
2825 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
2826 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
2827 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
2828 (builtin_description): Rename to...
2829 (mips_builtin_description): ...this.
2830 (mips_bdesc): Rename to...
2831 (mips_ps_bdesc): ...this.
2832 (sb1_bdesc): Rename to...
2833 (mips_sb1_bdesc): ...this.
2834 (dsp_bdesc): Rename to...
2835 (mips_dsp_bdesc): ...this.
2836 (dsp_32only_bdesc): Rename to...
2837 (mips_dsp_32only_bdesc): ...this.
2838 (bdesc_map): Rename to...
2839 (mips_bdesc_map): ...this.
2840 (bdesc_arrays): Rename to...
2841 (mips_bdesc_arrays): ...this.
2842 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
2843 Tweak error message.
2844 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
2845 Rename local variables I and J to OPNO and ARGNO respectively.
2846 Assert that the number of arguments is no more than the number of
2848 (mips_expand_builtin_compare): Use an array of arguments rather
2849 than an array of operands. Assert that the number of operands is
2851 (add_constant): Rename to...
2852 (mips16_add_constant): ...this. Use XNEW.
2853 (dump_constants_1): Rename to...
2854 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
2855 (dump_constants): Rename to...
2856 (mips16_emit_constants): ...this.
2857 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
2858 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
2859 Assign mips16_p to was_mips16_p.
2860 (mips_parse_cpu): Tweak warning message.
2861 (override_options): Rename to...
2862 (mips_override_options): ...this. Move the mips_cost initialization
2863 out of the "shared with GAS" block. Quote option names in error
2865 (mips_conditional_register_usage): Make local variable REGNO unsigned.
2866 (mips_order_regs_for_local_alloc): Remove register keyword.
2868 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2870 * system.h (IN_RANGE): Cast each argument individually.
2872 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2874 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
2875 MIPS16 code unless using o32 or o64.
2877 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2879 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
2880 for modes smaller than 4 bytes.
2881 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
2884 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2886 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
2887 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
2888 (ASM_OUTPUT_ALIGNED_BSS): Delete.
2889 * config/mips/mips.c (mips_output_aligned_bss): Delete.
2891 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2893 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
2894 sibling calls to "mips16" functions if the function satisfies
2895 const_call_insn_operand.
2897 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2899 * config/mips/mips.c (mips_va_start): Fix types in calls
2902 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2904 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
2907 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2909 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
2910 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
2911 instead of checking mips_isa.
2913 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2915 * doc/invoke.texi (-mpaired-single): Don't say that the option
2916 requires 64-bit code.
2917 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
2918 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
2919 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
2920 V2SF if ISA_MIPS32R2.
2921 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
2922 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
2923 to ISA_HAS_NMADD_NMSUB.
2924 (mips_split_doubleword_move): Handle V2SF.
2925 (mips_modes_tieable_p): New function.
2926 (override_options): Report a warning rather than an error when
2927 -mpaired-single is used on ISAs that don't support it; use
2928 ISA_HAS_PAIRED_SINGLE to check that case.
2929 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
2930 and DF move splitters with a single MOVE64 splitter, thereby adding
2931 a V2SF splitter too.
2932 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
2933 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
2934 (HALFMODE): Add V2SF.
2935 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
2936 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
2937 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
2938 (movv2sf_hardfloat_32bit): New pattern.
2939 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
2940 TARGET_DOUBLE_FLOAT conditions.
2942 2007-10-20 Jakub Jelinek <jakub@redhat.com>
2944 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
2945 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
2946 64-bit register in 64-bit libgcc.
2948 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
2950 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
2951 * config/avr/avr.h (LINK_SPEC): Likewise.
2952 (CRT_BINUTILS_SPECS): Likewsie.
2953 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2955 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2957 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
2958 and -Wfatal-errors together.
2960 2007-10-20 Alan Modra <amodra@bigpond.net.au>
2963 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
2964 change for vrsave, ie restore after frame pop.
2966 2007-10-19 David S. Miller <davem@davemloft.net>
2968 * config/sparc/niagara2.md: Fix copyright notice.
2970 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
2972 PR tree-optimization/23820
2973 PR tree-optimization/24309
2974 PR tree-optimization/33766
2975 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
2976 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
2977 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
2978 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
2979 * tree-loop-linear.c (perfect_loop_nest_depth): New.
2980 (linear_transform_loops): Use perfect_loop_nest_depth.
2981 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
2982 should have a single condition: their exit.
2984 2007-10-19 Richard Guenther <rguenther@suse.de>
2988 * stor-layout.c (layout_type): Assert that aggregates do not
2989 have their alias sets set.
2990 * alias.c (get_alias_set): Return alias set zero for incomplete
2991 types, return the alias set of the element for incomplete array
2992 types, but do not remember these.
2994 2007-10-19 Richard Guenther <rguenther@suse.de>
2997 2007-10-19 Richard Guenther <rguenther@suse.de>
3000 * tree.c (build_array_type): Do not re-layout unbound array
3003 2007-10-19 Richard Guenther <rguenther@suse.de>
3006 * tree.c (build_array_type): Do not re-layout unbound array
3009 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3011 * config/mips/mips.c (mips_canonicalize_comparison): Check
3012 mips_relational_operand_ok_p before trying to rewrite the test.
3013 Only calculate PLUS_ONE if needed.
3014 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
3017 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3019 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
3022 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3024 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
3025 the call uses the incoming value of $2.
3027 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3029 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
3030 rather then gen_rtx_MEM.
3031 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
3033 (mips_set_return_address): Likewise.
3034 (mips_restore_gp): Likewise.
3036 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3038 * config/mips/mips.c (gpr_mode): Delete.
3039 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
3040 instead of gpr_mode.
3041 (mips_for_each_saved_reg): Likewise.
3042 (mips_expand_prologue, mips_expand_epilogue): Likewise.
3043 (override_options): Don't initialize gpr_mode.
3044 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
3046 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3048 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
3050 (mips_class_max_nregs): Calculate the smallest consituent register
3051 size and use that to determine an upper bound on the number of
3054 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3056 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
3058 (mips_expand_epilogue): ...here.
3059 (mips_mdebug_abi_name): New function, split out from...
3060 (mips_file_start): ...here.
3061 (mips_hard_regno_mode_ok_p): New function, split out from...
3062 (override_options): ...here.
3063 (mips_expand_builtin_1): New function, split out from...
3064 (mips_expand_buitin): ...here. Abort if we don't recognize
3067 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3069 * config/mips/mips.c (build_mips16_function_stub): Load the
3070 target address into $1 before transfering the arguments.
3071 Don't use ".set noreorder".
3072 (build_mips16_call_stub): Likewise.
3074 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3076 * config/mips/mips.c (mips_output_32bit_xfer): New function.
3077 (mips_output_64bit_xfer): Likewise.
3078 (mips16_fp_args): Rename to...
3079 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
3080 with a DIRECTION argument. Use mips_output_32bit_xfer and
3081 mips_output_64bit_xfer.
3082 (build_mips16_function_stub): Update accordingly.
3083 (mips16_fpret_double): Delete.
3084 (build_mips16_call_stub): Update after above changes.
3085 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
3086 of mips16_fpret_double. Use GP_REG_RETURN.
3088 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3090 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
3091 use asm_out_file instead.
3092 (build_mips16_function_stub): Likewise.
3093 (build_mips16_call_stub, mips_output_function_prologue): Update
3096 2007-10-18 David S. Miller <davem@davemloft.net>
3098 Add Niagara-2 support.
3099 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
3100 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
3101 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
3102 (include): Add inclusion of niagara2.md
3103 * config/sparc/sparc.c (niagara2_costs): New.
3104 (sparc_override_options): Add niagara2 entry to cpu_default[]
3105 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
3106 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
3107 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
3108 (sparc_initialize_trampoline): Handle niagara2 like niagara.
3109 (sparc64_initialize_trampoline): Likewise.
3110 (sparc_use_sched_lookahead): Likewise.
3111 (sparc_issue_rate): Likewise.
3112 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
3114 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
3115 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
3116 TARGET_CPU_niagara2.
3117 (PROCESSOR_NIAGARA2): New.
3118 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
3119 (BRANCH_COST): Likewise.
3120 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
3121 * config/sparc/sol2.h: Likewise.
3122 * config/sparc/niagara2.md: New file.
3124 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3126 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
3128 (mips_compute_frame_info): Remove associated code.
3129 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
3131 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3133 * config/mips/mips-protos.h (compute_frame_size): Delete.
3134 * config/mips/mips.h: Update comments.
3135 * config/mips/mips.c (mips_frame_info): Remove initialized.
3136 (compute_frame_size): Rename to...
3137 (mips_compute_frame_info): ...this and make static. Remove the
3138 SIZE argument and return no value. Remove the setting of initialized.
3139 Update rest of file accordingly.
3140 (mips_set_return_address): Don't call compute_frame_size.
3141 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
3142 Don't call compute_frame_size.
3144 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3146 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
3147 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
3148 mips_hard_frame_pointer_required.
3149 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
3150 large MIPS16 frames.
3151 * config/mips/mips.c (mips_frame_pointer_required): New function.
3153 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3155 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
3156 and hard_frame_pointer_offset.
3157 (mips_debugger_offset): Use hard_frame_pointer_offset.
3158 (mips16e_collect_argument_save_p): Likewise.
3159 (compute_frame_size): Initialize arg_pointer_offset and
3160 hard_frame_pointer_offset.
3161 (mips_initial_elimination_offset): Use them.
3162 (mips_output_function_prologue): Use hard_frame_pointer_offset.
3163 (mips_expand_prologue, mips_expand_epilogue): Likewise.
3165 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3167 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
3169 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
3170 "unsigned int" rather than "int" and put them with the other
3171 register-related fields. Put expanded comments above fields
3172 rather than to their right.
3173 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
3174 with a NUM_REGS_PTR argument.
3175 (mips16e_save_restore_pattern_p): Update accordingly.
3176 (compute_frame_size): Clarify frame diagram. Rewrite.
3178 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3180 * config/mips/mips-ftypes.def: New file.
3181 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
3182 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
3183 (mips_function_type): Redefine using mips-ftypes.def.
3184 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
3185 (mips_builtin_vector_type): New function.
3186 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
3187 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
3188 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
3189 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
3191 (mips_build_function_type): New function.
3192 (mips_init_builtins): Use it to create types lazily.
3194 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3196 * config/mips/mips.h (set_volatile): Delete.
3197 * config/mips/mips.c (set_volatile): Delete.
3198 (mips_print_operand_punctuation): New function, split out from
3199 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
3200 Use the same character ordering in the code and the comments.
3201 Use a recursive call to handle '*'. Abort on unknown characters.
3202 (mips_init_print_operand_punct): New function, split out from
3204 (mips_print_int_branch_condition): New function, split out from
3205 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
3206 to report unexpected codes.
3207 (mips_print_float_branch_condition): New function, split out from
3208 print_operand. Use output_operand_lossage to report unexpected codes.
3209 (print_operand): Rework to use a case statement. Use the
3210 same letter ordering in the code and the comments. Use
3211 output_operand_lossage to report unexpected codes and
3212 reverse_condition to handle inverted branch conditions.
3213 (override_options): Use mips_init_print_operand_punct.
3215 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3217 * config/mips/mips.h: Move variable declarations to end of file and
3218 enclose them all in #ifndef USED_FOR_TARGET.
3219 * config/mips/mips.c: Reorder functions into more logical groups,
3220 and so that callees appear before callers. Put the targetm
3221 initializer at the end of the file. Remove forward static
3222 declarations where possible.
3223 (mips_init_builtins): Add "static" to definition.
3224 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
3226 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3228 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
3229 (TARGET_MAX_ANCHOR_OFFSET): Delete.
3230 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
3231 (mips_set_mips16_mode): Initialize min_anchor_offset and
3232 max_anchor_offset directly to constants.
3234 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3236 * config/mips/mips.c: Delete trailing whitespace.
3238 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3240 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
3241 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
3243 * config/mips/mips.md (load_call<mode>): Don't make the unspec
3244 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
3246 2007-10-18 David Daney <ddaney@avtrex.com>
3248 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
3249 reg_offset variable to calculate register locations.
3251 2007-10-18 Richard Guenther <rguenther@suse.de>
3253 * tree-ssa.c (uid_ssaname_map_eq): New function.
3254 (uid_ssaname_map_has): Likewise.
3255 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
3256 * tree-flow.h (struct gimple_df): Make default_defs a
3258 * tree-dfa.c (gimple_default_def): Deal with it.
3259 (set_default_def): Likewise.
3261 2007-10-18 Richard Guenther <rguenther@suse.de>
3263 * tree-flow.h (struct gimple_df): Make referenced_vars
3265 (uid_decl_map_eq): Declare.
3266 (uid_decl_map_hash): Likewise.
3267 * tree-ssa.c (uid_decl_map_eq): New function.
3268 (uid_decl_map_hash): Likewise.
3269 (init_tree_ssa): Make referenced_vars a uid_decl_map.
3270 * tree-flow-inline.h (first_referenced_var): Deal with
3271 the referenced_vars representation change.
3272 (next_referenced_var): Likewise.
3273 * tree-dfa.c (referenced_var_lookup): Likewise.
3274 (referenced_var_check_and_insert): Likewise.
3275 (remove_referenced_var): Likewise.
3277 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
3279 * config/mips/mips.c (mips_dwarf_register_span): New.
3280 (TARGET_DWARF_REGISTER_SPAN): Define.
3282 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
3284 * config.gcc : update score-*-elf(extra_objs).
3285 * config/score/mac.md : Remove.
3286 * config/score/misc.md : Remove.
3287 * config/score/score7.md : Remove.
3288 * config/score/score-mdaux.h : Remove.
3289 * config/score/score-mdaux.c : Remove.
3290 * config/score/score-version.h : Remove.
3291 * config/score/score-generic.md : New.
3292 * config/score/score3.h : New.
3293 * config/score/score3.c : New.
3294 * config/score/score7.h : New.
3295 * config/score/score7.c : New.
3296 * config/score/mul-div.S : add flush_cache score3 support.
3297 * config/score/elf.h : Fix some typos.
3298 * config/score/score.md : merge score3 and score7 pattern.
3299 * config/score/score.c : use to seperate which target it used.
3300 * config/score/score.h : use to seperate the target macro.
3301 * config/score/score.opt : remove -mmac option , add -mscore3,
3302 -mscore3d and -march OPTION support.
3304 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
3306 * cfgexpand.c (expand_stack_vars): Add checking to make sure
3307 that the offset of a variable is not greater than the size
3310 2007-10-17 Anatoly Sokolov <aesok@post.ru>
3312 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
3313 atmega88p, atmega168p and atmega328p devices.
3314 * config/avr/avr.h (LINK_SPEC): (Ditto.).
3315 (CRT_BINUTILS_SPECS): (Ditto.).
3316 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3318 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3320 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
3322 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
3323 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
3324 (print_insn): Move declaration to ...
3325 * rtl.h (print_insn): ... here.
3327 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3329 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
3330 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
3331 m68k_sched_branch_type): Move declarations to ...
3332 * config/m68/m68k-protos.h: ... here.
3334 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3336 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
3338 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
3340 * config/avr/avr.c (avr_mcu_types): Add attiny48.
3341 * config/avr/avr.h (LINK_SPEC): Likewise.
3342 (CRT_BINUTILS_SPECS): Likewsie.
3343 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3345 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
3347 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
3348 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
3349 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3351 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
3354 * reg-stack.c (move_for_stack_reg): Swap input argument of
3355 UNSPEC_TAN insn to the top of the stack.
3357 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
3360 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
3361 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
3362 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
3363 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
3364 immediate shift value.
3365 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
3366 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
3367 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
3368 Remove macros for !__OPTIMIZE__ case.
3370 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
3372 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
3374 (perform_var_substitution): Only DFS from real nodes. Don't test
3376 (unite_pointer_equivalences): Fix broken test.
3378 2007-10-17 Alan Modra <amodra@bigpond.net.au>
3380 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
3381 altivec sp_offset. Rearrange sp_offset assignments to
3382 correspond to stack adjustments. Use frame_reg_rtx for
3383 SPE register restores. Correct SPE stack adjustment.
3385 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3387 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
3388 * toplev.c (check_global_declaration_1): Use appropriate warning
3389 option instead of unnamed warning.
3390 * stor-layout.c (layout_decl): Likewise.
3391 * c-typeck.c (build_conditional_expr): Likewise.
3392 (build_compound_expr): Fix wrong comment.
3393 (build_binary_op): Use appropriate warning option instead of
3395 * cfgexpand.c (tree_expand_cfg): Likewise.
3396 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3397 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
3398 (execute_warn_function_return): Likewise.
3399 * stmt.c (warn_if_unused_value): Likewise.
3401 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
3403 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
3404 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
3406 (CRT_BINUTILS_SPECS): Likewsie.
3407 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3409 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
3412 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
3414 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3416 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
3417 (fini_dce): Only release them for the fast pass.
3418 (end_ud_dce): Delete.
3419 (rest_of_handle_ud_dce): Do not modify df_in_progress.
3420 Call fini_dce instead of end_ud_dce.
3421 (rest_of_handle_fast_dce): Do not modify df_in_progress.
3422 (run_fast_df_dce): Reset df_in_progress to false on exit.
3424 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
3425 Maxim Kuvyrkov <maxim@codesourcery.com>
3427 * target.h (unspec_may_trap_p): New target hook.
3428 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
3429 * targhooks.c (default_unspec_may_trap_p): Default implementation of
3431 * targhooks.h (default_unspec_may_trap_p): Declare it.
3432 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
3433 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
3434 * rtl.h (may_trap_p_1): Declare.
3436 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
3437 override default hook implementation.
3438 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
3441 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3443 * doc/invoke.texi (Wextra): Move it just after Wall, list the
3444 options enabled by Wextra and mention Wuninitialized.
3446 2007-10-15 Nigel Stephens <nigel@mips.com>
3448 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
3450 2007-10-15 Jakub Jelinek <jakub@redhat.com>
3452 PR tree-optimization/33136
3453 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
3455 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
3457 PR tree-optimization/33735
3458 PR tree-optimization/33572
3459 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
3460 2007-10-09's change.
3461 * except.c (duplicate_eh_regions): Don't look for prev_try
3462 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
3464 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
3467 * tree-inline.c (copy_bb): Use bsi_replace to replace a
3468 __builtin_va_arg_pack-containing call stmt.
3470 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
3472 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
3475 2007-10-15 Jakub Jelinek <jakub@redhat.com>
3477 PR tree-optimization/33619
3478 * tree-ssa-ter.c (is_replaceable_p): Return false for all
3481 2007-10-15 David Edelsohn <edelsohn@gnu.org>
3483 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
3485 2007-10-15 Richard Guenther <rguenther@suse.de>
3487 * fold-const.c (extract_array_ref): Remove.
3488 (fold_comparison): Handle POINTER_PLUS_EXPR with the
3489 generic address expression comparison folding. Remove
3490 the folding that used extract_array_ref.
3492 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3495 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
3496 speculation type of insn can be changed before trying to do that.
3498 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
3500 * dse.c (struct insn_info): Add 'frame_read' field.
3501 (scan_insn): For the call to a const function, set frame_read if
3502 reload has been run.
3503 If the insn reads the frame, kill the frame related stores.
3504 (scan_reads_nospill): Likewise.
3506 2007-10-14 Jason Merrill <jason@redhat.com>
3508 * tree-eh.c (optimize_double_finally): Don't assume that the
3509 cleanup we're duplicating is only one statement.
3511 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
3513 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
3514 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
3515 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
3516 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
3517 tree-vect-transform.c: Fix comment typos.
3518 * doc/extend.texi: Fix a typo.
3520 * c-common.h: Remove the prototype for c_expand_body.
3521 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
3522 * tree.h: Remove the prototype for fold_build_call_expr.
3524 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
3526 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
3528 2007-10-13 David Edelsohn <edelsohn@gnu.org>
3530 * config/rs6000/aix53.h: New file.
3531 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
3532 (TARGET_ALTIVEC_ABI): Same.
3533 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
3534 (TARGET_ALTIVEC_ABI): Delete.
3535 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
3536 stanza defaulting to aix5.3.
3538 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
3540 * config/i386/i386.md (SI_REG, DI_REG): New constants.
3541 (strmov): Use defined constants.
3542 (cmpstrnsi): Likewise.
3543 * config/i386/i386.c (decide_alg): Use defined constants.
3544 (ix86_expand_strlen): Likewise.
3546 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
3548 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
3549 * var-tracking.c (micro_operation_def): Update comment on u.loc.
3550 (mode_for_reg_attrs, var_lowpart): New functions.
3551 (add_uses): Consider recording a lowpart of LOC for MO_USE.
3552 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
3553 or copy is known, set LOC to the SET that performs the set, instead
3555 (find_src_status, find_src_set_src): Remove LOC parameter.
3556 Replace INSN with the source value.
3557 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
3558 handling MO_SET and MO_COPY. Update the calls to find_src_status
3559 and find_src_set_src.
3561 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
3564 * config/i386/i386.md (strmov): Check for esi and edi usage.
3565 * config/i386/i386.c (decide_alg): Check whether we can use a
3566 rep prefix and adjust algorithm choice accordingly.
3567 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
3569 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3571 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
3573 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3575 * global.c (build_insn_chain): Formatting fixes.
3577 2007-10-12 Richard Guenther <rguenther@suse.de>
3579 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
3580 combining both operands require either both have single uses
3581 or combining to a constant.
3583 2007-10-12 Richard Guenther <rguenther@suse.de>
3586 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
3587 a rhs with side-effects or which is a load.
3588 (forward_propagate_into_cond): Also try combining both operands.
3590 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
3592 PR tree-optimization/33742
3593 * tree-vect-transform.c (vectorizable_operation): Return false
3594 if get_vectype_for_scalar_type for scalar_dest can't be determined.
3595 (vectorizable_call): Same for rhs_type and lhs_type.
3597 2007-10-12 Jakub Jelinek <jakub@redhat.com>
3599 PR tree-optimization/33645
3600 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
3601 pass it to walk_tree.
3602 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
3603 When calling set_is_used on a VAR_DECL, if data is not NULL and
3604 its DECL_UID is in the bitmap, call mark_all_vars_used on its
3605 DECL_INITIAL after clearing the bit in bitmap.
3606 (remove_unused_locals): Adjust mark_all_vars_used callers.
3607 Instead of removing unused global vars from unexpanded_var_list
3608 immediately record them in bitmap, call mark_all_vars_used on
3609 all used global vars from unexpanded_var_list and only purge
3610 global vars that weren't found used even during that step.
3612 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3614 * gthr-posix.h (__gthread_active_init): Create detached instead of
3615 joinable thread when testing whether threads are active on hppa-hpux.
3616 * gthr-posix95.h (__gthread_active_init): Likewise.
3618 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3621 * global.c (build_insn_chain): Include insn that occur between
3624 2007-10-11 Tom Tromey <tromey@redhat.com>
3626 * gengtype-yacc.y: Delete.
3628 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
3630 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
3631 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
3632 function_value_32, function_value_64, function_value_ms_64,
3633 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
3634 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
3637 2007-10-11 Richard Guenther <rguenther@suse.de>
3639 * gcse.c (hash_scan_set): If the next nonnote insn is in
3640 a different basic block insert the set.
3642 2007-10-11 Richard Guenther <rguenther@suse.de>
3645 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
3646 (verify_gimple_expr): Use it to verify pointer-to types for
3649 2007-10-11 Richard Guenther <rguenther@suse.de>
3652 * c-typeck.c (build_array_ref): Do not strip qualifiers from
3653 the array element type.
3655 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
3657 PR rtl-optimization/33638
3658 * dse.c (struct insn_info): Remove 'stack_read' field,
3659 add 'stack_pointer_based' field.
3660 (record_store): For a store with non-constant base, record
3661 whether it is stack pointer based.
3662 (scan_insn): For the call to a const function, remove stack
3663 pointer based stores from the list of local active stores.
3664 (scan_reads_nospill): Delete code dealing with const functions.
3666 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
3668 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
3670 (conflict_p, set_conflict, set_conflicts): Likewise.
3671 * global.c (global_alloc): Likewise.
3672 * ra.h: Update prototypes.
3674 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
3676 * opth-gen.awk: Fixed generation of comment stating the origin
3679 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
3682 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3683 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
3684 and '%}', respectively.
3687 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3688 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
3689 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
3691 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
3695 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
3696 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
3697 syntax for ASSEMBLER_DIALECT.
3698 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
3700 2007-10-10 Revital Eres <eres@il.ibm.com>
3702 * modulo-sched.c (check_nodes_order): Dump the final order of
3704 (get_sched_window): Add dump info.
3705 (calculate_order_params): Dump order params of the nodes.
3707 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
3710 * ra-conflict.c (record_one_conflict_between_regnos,
3711 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
3712 (global_conflicts): Enhanced incorrect check.
3714 2007-10-09 Geoffrey Keating <geoffk@apple.com>
3716 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
3717 if flag_exceptions is not set.
3718 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
3719 assemble_name rather than incorrectly emulating it.
3721 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
3722 friends are removed from G++.
3724 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3726 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
3727 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
3728 enabling them is redundant. Don't check two times for
3731 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
3733 * ra-conflict.c (record_one_conflict_between_regnos): Revert
3735 (set_conflicts_for_earlyclobber): Likewise.
3736 (global_conflicts): Likewise.
3738 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3740 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
3741 and '%}', respectively.
3743 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3745 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
3746 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
3748 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
3751 2007-10-09 Richard Guenther <rguenther@suse.de>
3754 * gimplify.c (canonicalize_component_ref): Honor qualifiers
3755 of referenced structure and component.
3757 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
3760 * ra-conflict.c (record_one_conflict_between_regnos,
3761 set_conflicts_for_earlyclobber, global_conflicts): Improved
3763 (global_conflicts): Removed incorrect check.
3765 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
3767 PR tree-optimization/33615
3768 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
3769 if the statement might throw. Fix formatting.
3771 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
3773 PR tree-optimization/33615
3774 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
3775 if the rhs might throw.
3777 2007-10-09 Jan Hubicka <jh@suse.cz>
3779 * invoke.texi (align-threshold, align-loop-iterations): Document.
3780 * final.c: Include cfgloop.h, params.h
3781 (compute_alignments): Dump decisions and compare them with loop
3782 structure; honor given parameters.
3783 (pass_compute_alignments): New dump file.
3784 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
3785 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
3787 2007-10-09 James E. Wilson <wilson@specifix.com>
3789 PR tree-optimization/33655
3791 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
3792 convert it to bitsizetype before size_binop call.
3794 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
3796 PR tree-optimization/33572
3797 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
3798 the absence of a corresponding edge from the exit block.
3800 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
3803 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
3805 (sra_build_assignment): Likewise. Set up mask depending on
3806 precision, not type.
3807 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
3808 computing bit masks.
3809 (sra_build_elt_assignment): Don't view-convert from signed to
3811 (sra_explode_bitfield_assignment): Use bit-field type if
3812 possible. Use BYTES_BIG_ENDIAN.
3814 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
3817 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
3818 the original stmt can throw.
3819 (sra_build_bf_assignment): Fix type mismatch when applying negated
3822 2007-10-08 Geoffrey Keating <geoffk@apple.com>
3824 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
3825 '#pragma mark' to be executed at preprocessing time.
3827 2007-10-08 Ollie Wild <aaw@google.com>
3829 * varasm.c (compare_constant): Removed call to
3830 lang_hooks.expand_constant.
3831 (copy_constants): Removed call to lang_hooks.expand_constant.
3832 (compute_reloc_for_constant): Removed call to
3833 lang_hooks.expand_constant.
3834 (output_addressed_constants): Removed call to
3835 lang_hooks.expand_constant.
3836 (constructor_static_from_elts_p): Removed call to
3837 lang_hooks.expand_constant.
3838 (output_constant): Removed calls to lang_hooks.expand_constant.
3839 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3840 * langhooks-def.h (lhd_return_tree): Removed.
3841 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3842 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3843 * langhooks.c (lhd_return_tree): Removed.
3845 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
3847 * combine.c (setup_incoming_promotions): Ensure that
3848 arguments that have not undergone mode promotions do not
3849 incorrectly get marked as being sign- or zero-extended.
3851 2007-10-08 Richard Guenther <rguenther@suse.de>
3856 * fold-const.c (fold_binary): Use correct types in folding
3857 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
3858 and building of RROTATE_EXPR.
3860 2007-10-08 Richard Guenther <rguenther@suse.de>
3865 * fold-const.c (fold_binary): Use the correct types when
3866 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
3867 (fold_binary): Use the correct types when folding
3868 (-A) - B to (-B) - A.
3869 (fold_unary): Use the correct types when folding ~(X).
3871 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3873 * doc/invoke.texi (Wall): fix formatting issues.
3875 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
3877 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
3878 truncated shift counts.
3880 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
3882 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
3883 syntax for ASSEMBLER_DIALECT.
3884 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
3886 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
3887 Nathan Froyd <froydnj@codesourcery.com>
3889 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
3890 when determining whether to record INCOMING_RETURN_ADDR_RTX.
3892 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
3895 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3897 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3898 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3899 the function, temporarily point the debug interface to the null one.
3901 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
3903 PR tree-optimization/33655
3905 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
3908 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
3910 PR tree-optimization/33572
3911 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
3912 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
3913 (update_ssa_across_abnormal_edges): ... this. Set slots in the
3915 (copy_edges_for_bb): Handle nonlocal label edges.
3916 (make_nonlocal_label_edges): Deleted.
3917 (optimize_inline_calls): Don't call it.
3919 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
3921 * gthr-single.h: Revert last change.
3923 2007-10-05 Michael Matz <matz@suse.de>
3926 * lower-subreg.c (decompose_multiword_subregs): Use
3927 validate_unshare_change().
3929 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
3931 * ra-conflict.c: Include "sparseset.h".
3932 (conflicts): Change to HOST_WIDEST_FAST_INT.
3933 (allocnos_live): Redefine variable as a sparseset.
3934 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
3936 (allocno_row_words): Removed global variable.
3937 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
3938 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
3939 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
3940 (record_one_conflict_between_regnos): Cache allocno values and reuse.
3942 (record_one_conflict): Update uses of allocnos_live to use
3943 the sparseset routines. Use set_conflicts_p.
3944 (mark_reg_store): Likewise.
3945 (set_reg_in_live): Likewise.
3946 (global_conflicts): Update uses of allocnos_live.
3947 Use the new adjacency list to visit an allocno's neighbors
3948 rather than iterating over all possible allocnos.
3949 Call set_conflicts_p to setup conflicts rather than adding
3951 * global.c: Comments updated.
3952 (CONFLICTP): Delete define.
3953 (regno_compare): New function. Add prototype.
3954 (global_alloc): Sort the allocno to regno mapping according to
3955 which basic blocks the regnos are referenced in. Modify the
3956 conflict bit matrix to a compressed triangular bitmatrix.
3957 Only allocate the conflict bit matrix and adjacency lists if
3958 we are actually going to allocate something.
3959 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
3960 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
3961 allocno's neighbors rather than iterating over all possible allocnos.
3962 (mirror_conflicts): Removed function.
3963 (dump_conflicts): Iterate over regnos rather than allocnos so
3964 that all dump output will be sorted by regno number.
3965 Use the FOR_EACH_CONFLICT macro.
3966 * ra.h: Comments updated.
3967 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
3968 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
3970 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
3971 (adjacency_list_d, adjacency_iterator_d): New types.
3972 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
3973 adjacency_iter_next, regno_basic_block): New static inline functions.
3974 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
3975 (conflict_p): Add function prototype.
3976 * sparseset.h, sparseset.c: New files.
3977 * Makefile.in (OBJS-common): Add sparseset.o.
3978 (sparseset.o): New rule.
3980 2007-10-05 Richard Guenther <rguenther@suse.de>
3983 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
3986 2007-10-05 Michael Matz <matz@suse.de>
3989 * function.c (match_asm_constraints_1): Check for input
3990 being used in the outputs.
3992 2007-10-05 Richard Guenther <rguenther@suse.de>
3994 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
3996 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
3999 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
4000 subset checks. Make the cost of FPR -> FPR moves depend on
4001 mips_mode_ok_for_mov_fmt_p.
4003 2007-10-04 Doug Kwan <dougkwan@google.com>
4005 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
4006 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4007 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
4008 support of conditional variables.
4009 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
4010 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4011 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
4012 support of conditional variables.
4013 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
4014 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4015 conditional variables.
4016 * gthr.h: Update comments to document new interface.
4018 2007-10-04 Geoffrey Keating <geoffk@apple.com>
4020 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
4023 2007-10-04 Anatoly Sokolov <aesok@post.ru>
4025 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
4027 2007-10-04 Richard Guenther <rguenther@suse.de>
4030 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
4031 does not need to be of INTEGER_TYPE.
4032 (verify_gimple_2): New function split out from ...
4033 (verify_gimple_1): ... here. ICE if there was an error during
4036 2007-10-04 Michael Matz <matz@suse.de>
4038 PR rtl-optimization/33653
4039 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
4040 * dse.c (scan_insn): Same.
4042 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4044 * config.gcc: Remove USE_GAS for m68k targets.
4046 2007-10-04 Richard Guenther <rguenther@suse.de>
4048 PR tree-optimization/33627
4049 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
4050 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
4052 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
4053 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
4055 2007-10-04 Anatoly Sokolov <aesok@post.ru>
4057 * config/avr/avr.c (commands_in_file, commands_in_prologues,
4058 commands_in_epilogues): Remove variables.
4059 (avr_file_start): Remove unneded initializations of commands_in_file,
4060 commands_in_prologues and commands_in_epilogues variables.
4061 (avr_file_end): Remove dead code.
4063 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4065 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
4066 MOTOROLA is to true.
4068 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
4071 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
4072 (mips_split_doubleword_move): ...this.
4073 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
4074 use natural endianness for multi-format FPR values.
4075 (mips_split_64bit_move): Rename to...
4076 (mips_split_doubleword_move): ...this and extend to 64-bit words.
4077 Use move_doubleword_fpr* patterns for moves involving FPRs.
4078 (mips_save_reg): Update the call to mips_split_64bit_move.
4079 (mips_secondary_reload_class): Return NO_REGS for any reload of a
4080 nonzero constant into an FPR if the constant can be forced to memory.
4081 * config/mips/mips.md: Update the splitter calls to
4082 mips_split_64bit_move.
4083 (UNSPEC_LOAD_DF_LOW): Rename to...
4084 (UNSPEC_LOAD_LOW): ...this.
4085 (UNSPEC_LOAD_DF_HIGH): Rename to...
4086 (UNSPEC_LOAD_HIGH): ...this.
4087 (UNSPEC_STORE_DF_HIGH): Rename to...
4088 (UNSPEC_STORE_WORD): ...this.
4089 (SPLITF): New mode iterator.
4090 (HALFMODE): New mode attribute.
4091 (movtf): New expander.
4092 (*movtf_internal): New define_insn_and_split.
4093 (move_doubleword_fpr<mode>): New expander.
4094 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
4096 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
4097 (mfhc1<mode>): ...these more general patterns.
4099 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4101 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
4103 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4105 * gcse.c (hash_scan_set): Insert set in insn before note at
4106 the end of basic block.
4108 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
4110 PR tree-optimization/33576
4111 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
4112 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
4113 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
4114 (remove_iv): Declared.
4115 * lambda-code.c (remove_iv): Not static.
4116 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
4117 Don't remove ivs there, save ivs in the buffer.
4119 2007-10-03 Jason Merrill <jason@redhat.com>
4122 * tree-eh.c (same_handler_p): New fn.
4123 (optimize_double_finally): New fn.
4124 (refactor_eh_r): New fn.
4125 (refactor_eh): New fn.
4126 (pass_refactor_eh): New pass.
4127 * tree-pass.h: Declare it.
4128 * passes.c (init_optimization_passes): Add it.
4130 2007-10-03 Doug Kwan <dougkwan@google.com>
4131 Richard Guenther <rguenther@suse.de>
4134 * dwarf2out.c (reference_to_unused): Disable sanity checking,
4135 be conservative instead.
4137 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4140 * doc/invoke.texi (-fwhole-program): Document that Fortran
4141 doesn't support this option.
4143 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
4146 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
4149 2007-10-02 David Daney <ddaney@avtrex.com>
4151 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
4152 against constant zero.
4153 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
4156 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
4158 * ra-conflict.c: New file.
4160 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
4161 usage to DF_LIVE usage.
4162 (reload): Remove reference to df_get_live_top.
4163 * rtlanal.c (subreg_nregs_with_regno): New function.
4164 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
4165 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
4166 (df_has_eh_preds): Removed.
4167 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
4168 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
4170 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
4171 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
4172 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
4173 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
4174 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
4175 (global_alloc): Turn off rescanning insns after call to
4176 global_conflicts and added call to set_preferences.
4177 (global_conflicts): Moved to ra-alloc.c.
4178 (set_preferences_1, set_preferences): New function.
4179 (mirror_conflicts): Changed types for various variables.
4180 (mark_elimination): Change DF_RA_LIVE
4181 usage to DF_LIVE usage.
4182 (build_insn_chain): Rewritten from scratch and made local.
4183 (print_insn_chain, print_insn_chains): New functions.
4184 (dump_conflicts): Do not print conflicts for fixed_regs.
4185 (rest_of_handle_global_alloc): Turn off insn rescanning.
4186 * hard-reg-set.h: Fixed comment.
4187 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
4188 usage to DF_LIVE usage and delete refs to TOP sets.
4189 (block_alloc): Mark regs as live if they are in the artificial
4190 defs at top of block.
4191 (find_stack_regs): New function.
4192 (rest_of_handle_local_alloc): Changed urec problem to live
4193 problem and do not turn off df rescanning.
4194 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
4195 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
4196 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
4197 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
4198 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
4199 fields in df_ref_flags. The rest have been renumbered.
4200 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
4202 * rtl.h (subreg_nregs_with_regno): New function.
4203 * df-problems.c: (df_get_live_out, df_get_live_in,
4204 df_get_live_top): Removed reference to DF_RA_LIVE.
4205 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
4206 df_live_alloc, df_live_reset, df_live_local_finalize,
4207 df_live_free): Make top set only if different from in set.
4208 (df_lr_top_dump, df_live_top_dump): Only print top set if
4209 different from in set.
4210 (df_lr_bb_local_compute): Removed unnecessary check.
4211 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
4212 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
4213 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
4214 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
4215 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
4216 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
4217 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
4218 df_urec_add_problem): Removed.
4219 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
4221 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
4222 * basic_block.h (bb_has_abnormal_pred): New function.
4223 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
4224 usage to DF_LIVE usage.
4226 2007-10-02 Revital Eres <eres@il.ibm.com>
4228 * config/rs6000/predicates.md (easy_vector_constant): Return false
4229 for 750CL paired vectors.
4230 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
4232 (vec_initv2sf): Add new description.
4233 (vconcatsf): Likewise.
4234 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
4235 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
4237 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
4239 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
4240 sinking the last stmt in a BB.
4242 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
4245 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
4246 (sra_hash_tree): Handle BIT_FIELD_REFs.
4247 (sra_elt_hash): Don't hash bitfld blocks.
4248 (sra_elt_eq): Skip them in parent compares as well. Handle
4250 (build_element_name_1): Handle BIT_FIELD_REFs.
4251 (instantiate_element): Propagate nowarn from parents. Create
4252 BIT_FIELD_REF for variables that are widened by scalarization.
4253 Gimple-zero-initialize all bit-field variables that are not
4254 part of parameters that are going to be scalarized on entry.
4255 (instantiate_missing_elements_1): Return the sra_elt.
4256 (canon_type_for_field): New.
4257 (try_instantiate_multiple_fields): New. Infer widest possible
4258 access mode from decl or member type, but clip it at word
4259 size, and only widen it if a field crosses an alignment
4261 (instantiate_missing_elements): Use them.
4262 (generate_one_element_ref): Handle BIT_FIELD_REFs.
4263 (scalar_bitfield_p): New.
4264 (sra_build_assignment): Optimize assignments from scalarizable
4265 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
4268 (sra_build_bf_assignment): New. Optimize assignments to
4269 scalarizable BIT_FIELD_REFs.
4270 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
4271 assignments to full variables.
4272 (generate_copy_inout): Use the new macros and functions.
4273 (generate_element_copy): Likewise. Handle bitfld differences.
4274 (generate_element_zero): Don't recurse for blocks. Use
4275 sra_build_elt_assignment.
4276 (generate_one_element_init): Take elt instead of var. Use
4277 sra_build_elt_assignment.
4278 (generate_element_init_1): Adjust.
4279 (bitfield_overlap_info): New struct.
4280 (bitfield_overlaps_p): New.
4281 (sra_explode_bitfield_assignment): New. Adjust widened
4282 variables to account for endianness.
4283 (sra_sync_for_bitfield_assignment): New.
4284 (scalarize_use): Re-expand assignment to/from scalarized
4285 BIT_FIELD_REFs. Explode or sync needed members for
4286 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
4287 (scalarize_copy): Use REPLDUP.
4288 (scalarize_ldst): Move assert before dereference. Adjust EH
4290 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
4292 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
4294 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
4295 Rename CR_* constants to CMP_*. Fix spacing.
4297 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4300 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
4301 to be processed with the special script doc/install.texi2html.
4303 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4305 * doc/invoke.texi (Wall): List the options enabled by Wall.
4306 (Wstrict-aliasing): Add missing @option.
4308 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
4310 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
4311 rather than gen_lowpart to change a register from DImode to DFmode.
4312 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
4313 both FROM and TO are integer modes that are no bigger than 4 bytes.
4314 (mips_mode_ok_for_mov_fmt_p): New function.
4315 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
4316 (mips_secondary_reload_class): Tweak formatting and comments.
4317 Use reg_class_subset_p instead of direct comparisons with
4318 classes. Only allow direct FPR<->FPR moves for modes that
4319 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
4320 for 4- and 8-byte types. Handle reloads in which X is an FPR.
4321 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
4322 (*movdi_64bit): Likewise.
4323 (*movsi_internal): Likewise.
4324 (*movhi_internal): Likewise.
4325 (*movqi_internal): Likewise.
4327 2007-09-30 Diego Novillo <dnovillo@google.com>
4330 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
4333 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
4335 PR tree-optimization/33597
4336 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
4337 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
4339 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
4341 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
4342 instead of variants of (!reload_in_progress && !reload_completed).
4343 (x86_expand_vector_move): Ditto.
4345 2007-09-28 Ollie Wild <aaw@google.com>
4348 2007-09-27 Ollie Wild <aaw@google.com>
4350 * varasm.c (compare_constant): Removed call to
4351 lang_hooks.expand_constant.
4352 (copy_constants): Removed call to lang_hooks.expand_constant.
4353 (compute_reloc_for_constant): Removed call to
4354 lang_hooks.expand_constant.
4355 (output_addressed_constants): Removed call to
4356 lang_hooks.expand_constant.
4357 (constructor_static_from_elts_p): Removed call to
4358 lang_hooks.expand_constant.
4359 (output_constant): Removed calls to lang_hooks.expand_constant.
4360 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4361 * langhooks-def.h (lhd_return_tree): Removed.
4362 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4363 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4364 * langhooks.c (lhd_return_tree): Removed.
4366 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4369 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
4370 argument to gen_selb.
4372 2007-09-28 Chao-ying Fu <fu@mips.com>
4374 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
4375 * doc/libgcc.texi (Fixed-point fractional library routines):
4376 Fix typos for neg and cmp functions.
4378 2007-09-28 Michael Matz <matz@suse.de>
4380 PR rtl-optimization/33552
4381 * function.c (match_asm_constraints_1): Check for overlap in
4382 inputs and replace all occurences.
4384 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
4386 * config/mips/mips.c (override_options): Fix comment typo.
4388 2007-09-28 Jie Zhang <jie.zhang@analog.com>
4390 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
4391 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
4392 * config/bfin/t-bfin-linux (crti.o): Don't build.
4394 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
4395 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
4397 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
4399 2007-09-27 Ollie Wild <aaw@google.com>
4401 * varasm.c (compare_constant): Removed call to
4402 lang_hooks.expand_constant.
4403 (copy_constants): Removed call to lang_hooks.expand_constant.
4404 (compute_reloc_for_constant): Removed call to
4405 lang_hooks.expand_constant.
4406 (output_addressed_constants): Removed call to
4407 lang_hooks.expand_constant.
4408 (constructor_static_from_elts_p): Removed call to
4409 lang_hooks.expand_constant.
4410 (output_constant): Removed calls to lang_hooks.expand_constant.
4411 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4412 * langhooks-def.h (lhd_return_tree): Removed.
4413 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4414 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4415 * langhooks.c (lhd_return_tree): Removed.
4417 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4420 * expr.c (emit_group_load_1): Split constant double when destination
4421 length is half source length.
4423 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
4425 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
4426 (mips_cpu_info): Add tune_flags.
4427 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
4428 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
4430 (override_options): Remove deprecation code. Use branch-likely
4431 instructions for optimize_size or if the tuning flags do not
4432 suggest otherwise. Tweak warning.
4433 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
4435 2007-09-27 Matthias Klose <doko@ubuntu.com>
4437 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
4438 multilib osdirname if it exists.
4439 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
4441 2007-09-27 Ian Lance Taylor <iant@google.com>
4443 PR tree-optimization/33565
4444 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
4445 assignments of comparisons.
4446 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
4447 parameter. Change caller. Defer overflow warnings around call to
4449 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
4450 TREE_NO_WARNING is set on the statement.
4451 * tree-ssa-forwprop.c
4452 (tree_ssa_forward_propagate_single_use_vars): Don't test
4453 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
4454 * tree-cfg.c (fold_cond_expr_cond): Likewise.
4456 2007-09-27 Joseph Myers <joseph@codesourcery.com>
4458 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
4459 reduce offset by units of 0x10000 for SPE vector modes or modes
4460 used with E500 double instructions.
4462 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
4464 * simplify-rtx.c (comparison_result): New.
4465 (simplify_const_relational_operation): Use it instead of the five
4466 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
4467 Improve bounds-checking optimizations; remove subsumed POPCOUNT
4468 optimizations. Extract nonzero_address_p optimizations into a
4469 separate "if" together with optimizations where op1 is const0_rtx.
4470 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
4471 floating-point arguments too when appropriate. Hoist test for ABS
4472 outside the final switch statement.
4473 * cse.c (fold_rtx): Don't look for an IOR equivalent of
4474 folded_arg0 if we found a constant equivalent. Remove
4475 transformations done in simplify-rtx.c for "op0 RELOP op0".
4477 2007-09-27 Jakub Jelinek <jakub@redhat.com>
4479 * builtins.c (expand_builtin, expand_builtin_object_size,
4480 expand_builtin_memory_chk, maybe_emit_chk_warning,
4481 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
4483 * expr.c (expand_expr_real_1): Likewise.
4484 * langhooks-def.h (struct diagnostic_info): Add forward decl.
4485 (lhd_print_error_function): Add third argument.
4486 * langhooks.h (struct diagnostic_info): Add forward decl.
4487 (struct lang_hooks): Add third argument to print_error_function.
4488 * diagnostic.h (diagnostic_info): Add abstract_origin field.
4489 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
4491 (diagnostic_report_current_function): Likewise.
4492 * toplev.c (announce_function): Pass NULL as second argument to
4493 diagnostic_set_last_function.
4494 * diagnostic.c (diagnostic_report_current_function): Add second
4495 argument, pass it as third argument to lang_hooks.print_error_function.
4496 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
4497 to diagnostic_report_current_function.
4498 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
4499 and message.abstract_origin.
4500 (verbatim): Initialize abstract_origin.
4501 * pretty-print.h (text_info): Add abstract_origin field.
4502 * pretty-print.c (pp_base_format): Handle %K.
4503 * langhooks.c (lhd_print_error_function): Add third argument. If
4504 diagnostic->abstract_origin, print virtual backtrace.
4505 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
4506 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
4507 (init_dynamic_diag_info): Likewise.
4509 2007-09-26 David Daney <ddaney@avtrex.com>
4512 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
4513 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
4514 sync_old_nand<mode>, sync_new_nand<mode>,
4515 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
4516 Update length attributes.
4517 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
4518 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
4520 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
4521 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
4522 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
4525 2007-09-26 Richard Guenther <rguenther@suse.de>
4527 PR tree-optimization/33563
4528 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
4529 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
4531 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
4532 get_use_of_stmt_lhs.
4534 2007-09-26 Joseph Myers <joseph@codesourcery.com>
4537 * c-common.c (complete_array_type): Diagnose too-large arrays and
4538 set type to error_mark_node.
4540 2007-09-26 Richard Guenther <rguenther@suse.de>
4542 PR tree-optimization/30375
4543 PR tree-optimization/33560
4544 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
4548 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
4550 * tree-ssa-dse.c (aggregate_vardecl_d): New.
4551 (dse_global_data): Add aggregate_vardecl field.
4552 (dse_possible_dead_store_p): New.
4553 Add prev_defvar variable.
4554 Allow immediate uses and previous immediate uses to differ
4555 if they are setting different parts of the whole.
4556 (get_aggregate_vardecl): New.
4557 (dse_record_partial_aggregate_store): New.
4558 (dse_whole_aggregate_clobbered_p): New.
4559 (dse_partial_kill_p): New.
4560 Call dse_maybe_record_aggregate_store().
4561 When checking whether a STMT and its USE_STMT refer to the
4562 same memory address, check also for partial kills that clobber
4564 Move some variable definitions to the block where they are used.
4565 (aggregate_vardecl_hash): New.
4566 (aggregate_vardecl_eq): New.
4567 (aggregate_vardecl_free): New.
4568 (aggregate_whole_store_p): New.
4569 (tree_ssa_dse): Initialize and free aggregate_vardecl.
4570 Mark which aggregate stores we care about.
4572 2007-09-25 DJ Delorie <dj@redhat.com>
4575 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
4578 2007-09-25 Michael Meissner <michael.meissner@amd.com>
4581 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
4582 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
4583 for vector int32 -> int64 conversions. Don't write beyond the end
4584 of the allocated vector for int32 -> int64 conversions.
4586 2007-09-25 Revital Eres <eres@il.ibm.com>
4588 * config/rs6000/paired.h (paired_sel): New.
4589 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
4590 (rs6000_expand_ternop_builtin): Pass zero const_double operand
4591 when expanding selv2sf.
4592 * config/rs6000/rs6000.h (rs6000_builtins): Add
4593 PAIRED_BUILTIN_SELV2SF4.
4595 2007-09-25 Joseph Myers <joseph@codesourcery.com>
4598 * c-typeck.c (default_conversion): Call require_complete_type
4599 before perform_integral_promotions.
4600 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
4601 (build_c_cast): Call require_complete_type except for casts to
4603 (convert_for_assignment): Call require_complete_type.
4605 2007-09-25 Revital Eres <eres@il.ibm.com>
4607 * config/spu/spu.md: Fix doloop pattern.
4609 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
4611 * config/bfin/bfin.c (expand_prologue_reg_save,
4612 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
4613 and ASTAT moved here...
4614 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
4615 ... from here. New argument ALL; callers changed.
4616 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
4617 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
4618 have the "saveall" attribute.
4620 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
4622 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
4624 (INCOMING_REGNO, OUTGOING_REGNO): Define.
4625 * config/mmix/mmix.c (mmix_opposite_regno): New function.
4626 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
4628 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
4629 with REG_P tests before REGNO access.
4631 2007-09-24 DJ Delorie <dj@redhat.com>
4634 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
4636 (movqicc_<code>_<mode>): Likewise.
4637 (movhicc_<code>_<mode>): Likewise.
4639 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
4642 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
4643 register for reload.
4645 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
4648 * config/i386/i386.c (ix86_comp_type_attributes): Check
4651 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4653 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
4654 "move.l %a4,%a4" to produce nops.
4655 * config/m68k/m68k.c (override_options): Reset align options,
4656 if neccessary align macro isn't avaible.
4658 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4660 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
4662 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4664 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
4666 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
4667 reload is completed.
4668 (peephole pattern): Convert most of them to RTL peephole pattern.
4670 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4672 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
4673 (moved from fp compare patterns).
4674 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
4675 Cleanup predicates to relieve reload.
4676 (conditional_trap): Reject conditional trap with fp condition.
4677 * config/m68k/predicates.md (fp_src_operand): New, reject
4678 certain constants early.
4680 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4682 * final.c (final_scan_insn): Remove accidentally duplicated code.
4684 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4686 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
4687 Allow --with-tune=cell and --with-cpu=cell.
4689 2007-09-24 David Edelsohn <edelsohn@gnu.org>
4691 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
4692 * config/rs6000/rs6000.opt (swdiv): Change option to ...
4694 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
4696 (TARGET_BUILTIN_RECIPROCAL): Use it.
4697 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
4698 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
4699 (rs6000_emit_swrsqrtsf): New.
4700 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
4702 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
4703 (divsf3): Remove swdiv support.
4706 (rsqrt_internal1): New.
4707 (divdf3): Remove swdiv support.
4710 2007-09-24 Jakub Jelinek <jakub@redhat.com>
4713 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
4715 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
4716 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
4717 * tree.c (type_hash_eq): For FUNCTION_TYPE use
4718 lang_hooks.type.type_hash_eq in addition to generic tests.
4720 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
4721 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
4723 * tree-inline.h (eni_weights): Add field target_builtin_cost to
4724 reflect the cost per call to a target specific builtin.
4725 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
4726 call to a target specific builtin, then use target_builtin_call_cost.
4727 (init_inline_once): Initialize target_builtin_call_cost field.
4729 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
4732 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
4735 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
4737 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
4738 * configure: Regenerated.
4740 2007-09-23 Ollie Wild <aaw@google.com>
4742 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
4744 (get_pointer_modulus_and_residue): New function.
4746 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4748 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
4749 combine an SC return value into a single register.
4751 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4753 * opth-gen.awk (target_flags_explicit): Declare.
4754 * toplev.h (target_flags_explicit): Delete declaration.
4755 * toplev.c (target_flags): Likewise.
4756 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
4757 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
4758 Never return true for TARGET_MIPS16.
4759 * config/mips/mips.c (mips_llsc): Delete.
4760 (mips_handle_option): Remove -mllsc handling.
4761 (mips_strip_unspec_address): Tweak comment.
4762 * config/mips/mips.opt (mllsc): Use a target mask.
4764 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4766 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
4767 word_mode as well as Pmode.
4769 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4771 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
4772 parameters from word_mode to the subword type if such a truncation
4775 2007-09-23 Jakub Jelinek <jakub@redhat.com>
4777 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
4778 * configure: Regenerated.
4780 2007-09-23 Jan Hubicka <jh@suse.cz>
4782 * params.def (INLINE_CALL_COST): Set to 12.
4783 * invoke.texi (inline-call-cost): Update default value.
4785 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
4787 * config/alpha/alpha.md (movti): Use operand_subword for the split.
4789 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
4790 Revital Eres <eres@il.ibm.com>
4792 * modulo-sched.c (doloop_register_get): Rewrite the loop which
4793 checks whether the count_reg is found outside the control part.
4795 2007-09-23 Jakub Jelinek <jakub@redhat.com>
4797 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
4798 instead of checking CALL_EXPR_FN directly to test for builtins.
4799 If error or warning attributes are present, print
4800 error resp. warning.
4801 * c-common.c (handle_error_attribute): New function.
4802 (c_common_attribute_table): Add error and warning
4804 * doc/extend.texi: Document error and warning attributes.
4806 * tree.h (block_nonartificial_location): New prototype.
4807 * tree.c (block_nonartificial_location): New function.
4808 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
4809 if artificial attribute is present on abstract inline decl.
4810 * c-common.c (handle_artificial_attribute): New function.
4811 (c_common_attribute_table): Add artificial attribute.
4812 * final.c (override_filename, override_linenum): New variables.
4813 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
4814 and override_linenum if inside of a block inlined from
4815 __attribute__((__artificial__)) function.
4816 (notice_source_line): Honor override_filename and override_linenum.
4817 * doc/extend.texi: Document __attribute__((__artificial__)).
4818 * config/i386/emmintrin.h: Add __artificial__ attribute to
4819 all __always_inline__ functions.
4820 * config/i386/mmintrin.h: Likewise.
4821 * config/i386/tmmintrin.h: Likewise.
4822 * config/i386/mm3dnow.h: Likewise.
4823 * config/i386/pmmintrin.h: Likewise.
4824 * config/i386/ammintrin.h: Likewise.
4825 * config/i386/xmmintrin.h: Likewise.
4826 * config/i386/smmintrin.h: Likewise.
4827 * config/i386/bmmintrin.h: Likewise.
4828 * config/i386/mmintrin-common.h: Likewise.
4831 * expr.c (expand_constructor): New function.
4832 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
4833 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
4836 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4838 * config/mips/mips.c (dump_constants_1): Generalize to include
4839 fractional and accumulator modes.
4841 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4843 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
4844 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
4846 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
4847 TARGET_HARD_FLOAT when testing whether -mpaired-single is
4849 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
4851 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
4853 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
4854 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
4856 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
4857 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
4858 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
4860 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
4862 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
4863 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
4864 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
4866 2007-09-22 Jason Merrill <jason@redhat.com>
4869 * attribs.c (lookup_attribute_spec): Split out...
4870 (decl_attributes): From here.
4871 * tree.h: Declare it.
4873 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
4875 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
4877 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
4879 * tree-inline.c (remap_type_1): Correctly chain variants.
4881 2007-09-22 Richard Guenther <rguenther@suse.de>
4883 PR tree-optimization/33146
4884 * fold-const.c (fold_binary): Use the original tree
4886 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
4887 also changes "sign".
4889 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
4892 * except.c (finish_eh_generation): Call commit_edge_insertions if
4893 there are insns queued on the entry edge.
4894 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
4897 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
4899 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
4901 2007-09-19 Michael Meissner <michael.meissner@amd.com>
4903 * config/i386/i386.c: Delete trailing whitespace.
4904 * config/i386/i386.h: Ditto.
4905 * config/i386/bmmintrin.h: Ditto.
4906 * config/i386/sync.md: Ditto.
4907 * config/i386/ppro.md: Ditto.
4908 * config/i386/mmx.md: Ditto.
4909 * config/i386/constraints.md: Ditto.
4910 * config/i386/sse.md: Ditto.
4911 * config/i386/athlon.md: Ditto.
4912 * config/i386/i386.md: Ditto.
4914 2007-09-21 Richard Guenther <rguenther@suse.de>
4916 PR tree-optimization/33508
4917 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
4918 quadratic loop by keeping a bitmap of variables we have
4919 to clobber all subvariables for.
4920 (set_initial_properties): Likewise.
4922 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
4924 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
4926 2007-09-20 Nigel Stephens <nigel@mips.com>
4927 Chao-ying Fu <fu@mips.com>
4929 * c-decl.c (finish_declspecs): When _Sat is used without
4930 _Fract or _Accum, set the default type to cts_fract.
4931 This avoids a warning of "type defaults to int".
4933 2007-09-20 Joseph Myers <joseph@codesourcery.com>
4935 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
4936 bit-fields wider than one bit.
4938 2007-09-20 Jakub Jelinek <jakub@redhat.com>
4941 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
4943 * dbxout.c (dbxout_type): Likewise.
4947 * gimplify.c (gimplify_vla_decl): New function.
4948 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
4950 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
4952 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
4954 * doc/invoke.texi (-minterlink-mips16): Document.
4955 * config/mips/mips.opt (minterlink-mips16): New option.
4956 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
4959 2007-09-20 Joseph Myers <joseph@codesourcery.com>
4961 * doc/extend.texi (Attribute Syntax): Remove old speculative
4964 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
4966 * combine.c: Include cgraph.h.
4967 (setup_incoming_promotions): Rework to allow more aggressive
4968 elimination of sign extensions when all call sites of the
4969 current function are known to lie within the current unit.
4971 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
4973 * dse.c (find_shift_sequence): No-op rework of control flow.
4975 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
4977 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
4978 GPR for DCmode on 64-bit targets. Remove redundant fallback.
4980 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4982 * cfgexpand.c (dump_stack_var_partition): Use the correct
4983 index for the offset.
4985 2007-09-19 Joseph Myers <joseph@codesourcery.com>
4987 * config/mips/sde.h: Switch to GPLv3.
4989 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
4991 * tree-sra.c (decide_block_copy): Decide if there are groups.
4993 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
4995 * config/m68k/m68k.c (output_move_himode): Remove jump table
4997 config/m68k/m68k.md (lea): Likewise.
4998 * config/m68k/m68k.c (print_operand_address): Use simple pc
4999 relative addressing.
5001 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
5003 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
5004 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
5006 (asm_insn_count): Pass template as second argument to it.
5007 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5008 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5009 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5010 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5011 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5012 (sh_insn_length_adjustment): Pass template as second argument to it.
5013 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
5015 * config/bfin/bfin.md (define_asm_attributes): New.
5017 2007-09-19 Jie Zhang <jie.zhang@analog.com>
5019 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
5021 * config/bfin/print-sysroot-suffix.sh: New.
5022 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
5023 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5024 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5025 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
5026 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5027 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5028 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
5029 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5030 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5031 (linux-sysroot-suffix.h): New target.
5032 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
5033 (mspecld-anomaly): Likewise.
5034 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
5035 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
5036 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
5037 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
5038 (bfin_si_revision): Declare.
5039 (bfin_workarounds): Declare.
5040 (WA_SPECULATIVE_LOADS): Define.
5041 (ENABLE_WA_SPECULATIVE_LOADS): Define.
5042 (WA_SPECULATIVE_SYNCS): Define.
5043 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
5044 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
5045 (LIB_SPEC): Add %s to the linker scripts.
5046 Use proper linker script for bf522, bf525, bf527,
5047 bf538, bf539, bf542, bf544, bf548, and bf549.
5048 * config/bfin/bfin.c (bfin_si_revision): Define.
5049 (bfin_workarounds): Define.
5050 (struct bfin_cpu): New.
5052 (bfin_handle_option): Handle silicon revision part of -mcpu option.
5053 (override_options): Set bfin_workarounds.
5054 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
5055 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
5056 ENABLE_WA_SPECULATIVE_LOADS.
5057 (bfin_reorg): Likewise.
5058 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5059 macros for bf522, bf525, bf527, bf538, bf539,
5060 bf542, bf544, bf548, and bf549.
5061 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
5062 Don't define __ID_SHARED_LIB__ when -msep-data.
5063 (TARGET_DEFAULT): Define as 0.
5064 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
5065 * doc/invoke.texi (Blackfin Options): Document silicon
5066 revision part of -mcpu option and it now accepts bf522, bf525,
5067 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
5069 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5071 * alias.c (memory_modified_1): Deconstify.
5072 (memory_modified_in_insn_p): Don't use const_note_stores.
5073 * rtl.h (const_note_stores): Delete.
5074 * rtlanal.c (const_note_stores): Likewise.
5076 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5078 * dse.c (find_shift_sequence): Temporarily revert to forbidding
5081 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
5085 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
5086 (addsi_small_int): Likewise.
5087 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
5088 (one_cmplsi2): Likewise.
5090 (enter_func): Expand insn using hard_frame_pointer_rtx and
5093 * config/fr30/fr30.c (fr30_expand_prologue): Check for
5094 hard_frame_pointer_rtx instead of using REGNO() check.
5095 Properly sign extend GEN_INT() argument.
5097 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5099 * config/m68k/m68k.c (override_options): Remove USE_GAS,
5101 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
5102 alternatives with just jcc.
5103 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
5104 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
5105 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
5106 dbge_hi, dbge_si): Likewise.
5108 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5110 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
5111 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
5112 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
5113 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
5114 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
5116 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5118 * config/m68k/m68k-devices.def (51qe): New device.
5119 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
5120 to all uses of FL_FOR_isa_c for compatibility.
5121 (all_microarchs): Add cfv1 microarchitecture.
5122 (m68k_handle_option): Handle m51qe option.
5123 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
5124 (TUNE_CFV1): New macro.
5125 (enum uarch_type): Add ucfv1.
5126 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
5128 2007-09-18 Richard Guenther <rguenther@suse.de>
5130 PR tree-optimization/31863
5131 * tree-ssa-structalias.c (create_variable_info_for): Always
5132 free the fieldstack.
5134 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
5136 * opts.c (decode_options): Enable vectorization under -O3.
5138 2007-09-18 Richard Guenther <rguenther@suse.de>
5140 PR tree-optimization/33340
5141 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
5142 SSA_NAMEs that occur in abnormal PHI nodes.
5144 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5146 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
5147 Don't use const_get_call_expr_in.
5148 * tree-gimple.c (const_get_call_expr_in): Delete.
5149 * tree-gimple.h (const_get_call_expr_in): Likewise.
5151 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5153 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
5154 not yet have a basic block.
5155 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
5157 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5159 * config/mips/mips.c (mips_file_start): Add ".previous" directives
5160 to both ".section"s.
5162 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5164 * config/mips/mips.c (mips_output_mi_thunk): Use
5165 mips_function_ok_for_sibcall and const_call_insn_operand
5166 to determine if a direct sibcall is allowed. Use
5167 mips_classify_symbol to determine a global pointer is needed.
5169 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5171 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
5173 2007-09-17 Chao-ying Fu <fu@mips.com>
5174 Nigel Stephens <nigel@mips.com>
5176 * config/fixed-bit.h: New file.
5177 * config/fixed-bit.c: New file.
5178 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
5180 2007-09-18 Jakub Jelinek <jakub@redhat.com>
5182 * c-format.h (format_kind_info): Add alloc_char field.
5183 * c-format.c (scanf_flag_specs): Add 'm'.
5184 (scanf_flag_pairs): Add 'a', 'm' pair.
5185 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
5186 (format_types_orig): Add alloc_char fields.
5187 (check_format_info_main): Rename aflag to alloc_flag.
5188 Handle fki->alloc_char. modifier after width and before length
5189 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
5190 length modifiers as well.
5191 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
5194 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
5195 returned by build_call_expr.
5197 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
5199 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
5200 NULL for variable-sized records too.
5201 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
5203 2007-09-17 Tom Tromey <tromey@redhat.com>
5205 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
5206 (c_builtin_function): Likewise.
5207 (grokdeclarator): Likewise.
5209 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
5211 PR rtl-optimization/26449
5212 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
5213 (seq_insns_valid_p): Removed.
5215 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
5217 * tree-nomudflap.c (gate_mudflap): New static function.
5218 (pass_mudflap_1): Use it as gate function.
5219 (pass_mudflap_2): Likewise.
5221 2007-09-17 Jan Hubicka <jh@suse.cz>
5225 * loop-invariant.c (move_invariant_reg): Unshare sequence.
5227 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
5229 PR tree-optimization/33319
5230 * tree-vect-analyze.c (vect_same_range_drs): New.
5231 (vect_vfa_range_equal): New.
5232 (vect_is_duplicate_ddr): Removed.
5233 (vect_mark_for_runtime_alias_test): Do not perform marking when
5234 optimizing for size or max_param for alias checking is zero.
5235 Move the function before vect_analyze_data_ref_dependence.
5236 (vect_analyze_data_ref_dependence): Add call to
5237 vect_mark_for_runtime_alias_test in two cases when dependence
5239 (vect_analyze_data_ref_dependences): Do not call to
5240 vect_mark_for_runtime_alias_test.
5241 (vect_prune_runtime_alias_test_list): New.
5242 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
5243 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
5244 Update vec_outside_cost.
5245 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
5246 (vect_create_cond_for_alias_checks): Build the base address of data
5247 reference from DR_GROUP_FIRST_DR.
5248 (vect_loop_versioning): New.
5249 (vect_transform_loop): Add a call to vect_loop_versioning.
5250 Remove factored out code.
5252 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5255 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
5258 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5260 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
5261 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
5262 Fix the call to insn_rtx_cost. Skip access sizes that require a
5263 real truncation of the store register. Use convert_move instead
5264 of gen_lowpart when narrowing the result.
5265 (replace_read): Use convert_move instead of gen_lowpart when
5266 narrowing the store rhs.
5268 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5270 * config/mips/mips.md (SHORT): Fix long line.
5271 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
5272 to QImode and HImode.
5274 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5276 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
5278 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
5280 * tree-parloops.c: New file.
5281 * tree-ssa-operands.h (free_stmt_operands): Declare.
5282 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
5284 * tree-pass.h (pass_parallelize_loops): Declare.
5285 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
5287 (build_omp_regions_1): Allow analysing just a single OMP region and
5289 ( build_omp_regions_root, omp_expand_local): New functions.
5290 (build_omp_regions): Add argument to build_omp_regions_1 call.
5291 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
5292 autoparallelization is run.
5293 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
5294 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
5295 pass_parallelize_loops): New.
5296 * common.opt (ftree-parallelize-loops): New.
5297 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
5298 parallelize_loops): Declare.
5299 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
5300 * Makefile.in (tree-parloops.o): Added.
5301 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
5303 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
5304 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
5305 one extra edge as well.
5306 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
5307 Use VEC_free to free doms vector.
5308 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
5309 operands. Recompute operand caches in the new function.
5310 (move_sese_region_to_fn): Update loop info.
5311 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
5312 * tree-ssa-operands.c (free_stmt_operands): New function.
5314 * doc/passes.texi: Document autoparallelization.
5315 * doc/invoke.texi (-ftree-parallelize-loops): New option.
5317 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5320 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
5323 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
5325 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
5326 the VEC is not NULL.
5327 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
5328 get_vectype_for_scalar_type succeeded.
5329 (vectorizable_conversion): Likewise.
5331 2007-09-14 Jan Hubicka <jh@suse.cz>
5333 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
5336 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
5339 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
5340 register when operands[2] equals operands[1].
5341 (remainderxf3): Ditto.
5343 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
5344 Nigel Stephens <nigel@mips.com>
5346 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
5347 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
5348 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
5350 (_Unwind_ForcedUnwind): Likewise.
5351 (_Unwind_Resume): Likewise.
5352 (_Unwind_Resume_or_Rethrow): Likewise.
5353 (_Unwind_Backtrace): Likewise.
5354 (_Unwind_SjLj_RaiseException): Likewise.
5355 (_Unwind_SjLj_ForcedUnwind): Likewise.
5356 (_Unwind_SjLj_Resume): Likewise.
5357 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
5358 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
5360 (_Unwind_ForcedUnwind): Likewise.
5361 (_Unwind_Resume): Likewise.
5362 (_Unwind_Resume_or_Rethrow): Likewise.
5363 (_Unwind_Backtrace): Likewise.
5364 * unwind-compat.c (_Unwind_Backtrace): Likewise.
5365 (_Unwind_ForcedUnwind): Likewise.
5366 (_Unwind_RaiseException): Likewise.
5367 (_Unwind_Resume): Likewise.
5368 (_Unwind_Resume_or_Rethrow): Likewise.
5370 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
5371 nomips16 mode when IN_LIBGCC2 with hard float.
5373 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
5375 * config/mips/sdemtk.opt: Update to GPLv3.
5376 * config/mips/sdemtk.h: Likewise.
5378 2007-09-14 Nigel Stephens <nigel@mips.com>
5380 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
5381 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
5382 for mipsisa32-*-linux*.
5384 2007-09-14 Nigel Stephens <nigel@mips.com>
5385 David Ung <davidu@mips.com>
5386 Thiemo Seufer <ths@mips.com>
5387 Richard Sandiford <richard@codesourcery.com>
5389 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
5390 * configure.ac: Add a mipssde threading type.
5391 * configure: Regenerate.
5392 * config/mips/sdemtk.h: New file.
5393 * config/mips/t-sdemtk: Likewise.
5394 * config/mips/sdemtk.opt: Likewise.
5395 * gthr-mipssde.h: Likewise.
5396 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
5397 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
5398 (MIPS_ICACHE_SYNC): New macro, split from ...
5399 * config/mips/mips.md (clear_cache): ...here.
5400 * config/mips/mips.c (mips_save_reg_p): Check
5401 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
5402 (build_mips16_function_stub): Use targetm.strip_name_encoding.
5403 (build_mips16_call_stub): Likewise.
5405 2007-09-14 Richard Sandiford <richard@codesourcery.com>
5407 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
5409 2007-09-14 Jakub Jelinek <jakub@redhat.com>
5412 * config/ia64/ia64.c (find_gr_spill): Don't decrement
5413 current_frame_info.n_local_regs. Don't return emitted local
5415 (ia64_compute_frame_size): Improve unwind hack to put
5416 RP, PFS, FP in that order by allowing some of the registers
5417 been already emitted, as long as they are emitted to the
5420 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5422 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
5423 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
5424 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
5426 2007-09-13 Eric Christopher <echristo@apple.com>
5427 Kenneth Zadeck <zadeck@naturalbridge.com>
5429 * dse.c (find_shift_sequence): New function.
5430 (replace_read): Add case to remove read if it requires shift.
5431 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
5433 2007-09-13 Tom Tromey <tromey@redhat.com>
5435 * c-common.c (fname_as_string): Update.
5436 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
5437 (c_lex_one_token): Update. Add 'parser' argument.
5438 (c_parser_simple_asm_expr): Update.
5439 (c_parser_attributes): Update.
5440 (c_parser_asm_statement): Update.
5441 (c_parser_asm_operands): Update.
5442 (c_parser_peek_token): Update.
5443 (c_parser_peek_2nd_token): Update.
5444 * c-lex.c (c_lex_string_translate): Remove.
5445 (c_lex_return_raw_strings): Likewise.
5446 (c_lex_with_flags): Added 'lex_flags' argument.
5447 (lex_string): Added 'translate' argument.
5448 * c-pragma.h (c_lex_with_flags): Update.
5449 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
5450 (C_LEX_STRING_NO_TRANSLATE): New define.
5451 (C_LEX_RAW_STRINGS): Likewise.
5453 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
5456 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
5457 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
5458 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
5459 (bfin_init_builtins): Initialize __builtin_bfin_ones,
5460 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
5461 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
5462 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
5463 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
5464 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
5465 (bdesc_1arg): Add __builtin_bfin_ones.
5466 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
5467 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
5468 and __builtin_bfin_csqu_fr16.
5469 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
5470 (ones): New define_insn.
5471 (ssaddhi3_parts): New define_insn.
5472 (sssubhi3_parts): New define_insn.
5473 (flag_mulhi_parts): New define_insn.
5475 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
5477 * common.opt (femit-class-debug-always): Turn off by default.
5479 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
5481 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
5482 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
5484 2007-09-13 James E. Wilson <wilson@specifix.com>
5486 PR tree-optimization/33389
5487 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
5488 then set build_loads before returning.
5490 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
5491 David Ung <davidu@mips.com>
5493 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
5494 {d}addiu and a negative immediate such that it works with MIPS16
5497 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
5500 * configure.ac (ld_vers): Support Linux linker.
5501 * configure: Regenerated.
5503 2007-09-13 Richard Sandiford <richard@codesourcery.com>
5504 Sandra Loosemore <sandra@codesourcery.com>
5506 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
5507 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
5508 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
5509 nomips16 into decl attributes.
5510 (TARGET_INSERT_ATTRIBUTES): Override.
5511 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
5512 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
5513 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
5514 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
5515 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
5516 (mips_use_mips16_mode_p): Reimplement as a function that takes
5517 a decl and considers only decl attributes. If the decl is nested
5518 function, use its parent attributes.
5519 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
5520 instead of SYMBOL_REF_MIPS16_FUNC_P.
5521 (mips_set_mips16_mode): Move call to sorry here from old
5522 mips_use_mips16_mode_p.
5523 (mflip_mips16_entry): New structure.
5524 (mflip_mips16_htab): New variable.
5525 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
5526 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
5527 (mips_merge_decl_attributes): New function.
5528 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
5529 Use mips_use_mips16_mode_p.
5530 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
5531 SYMBOL_REF_MIPS16_FUNC_P.
5532 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
5534 2007-09-13 Richard Sandiford <richard@codesourcery.com>
5536 * c-parser.c (c_parser_struct_declaration): Check for a null return.
5538 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5541 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
5543 2007-09-12 Michael Meissner <michael.meissner@amd.com>
5544 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5545 Tony Linthicum <tony.linthicum@amd.com>
5547 * tree.h (function_args_iterator): New type to iterate over
5549 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
5550 function arguments providing a pointer to the argument.
5551 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
5552 function arguments providing the argument.
5553 (function_args_iter_init): Inline function to initialize
5554 function_args_iterator.
5555 (function_args_iter_cond_ptr): Inline function to return the next
5556 pointer to hold the argument.
5557 (function_args_iter_cond): Inline function to return the next
5559 (function_args_iter_cond_next): Advance the function args
5561 (stdarg_p): New function, return true if variable argument
5563 (prototype_p): New function, return true if function is
5565 (function_args_count): New function, count the number of arguments
5568 * tree.c (stdarg_p): New function, return true if variable
5570 (prototype_p): New function, return true if function is
5573 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
5574 (TARGET_ROUND): New macro for the round/ptest instructions which
5575 are shared between SSE4.1 and SSE5.
5576 (OPTION_MASK_ISA_ROUND): Ditto.
5577 (OPTION_ISA_ROUND): Ditto.
5578 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
5579 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
5581 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
5582 (-mfused-madd): New switch to give users control over whether the
5583 compiler optimizes to use the multiply/add SSE5 instructions.
5585 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
5586 m_ATHLON_K8_AMDFAM10, and change all uses.
5587 (enum pta_flags): Add PTA_SSE5.
5588 (ix86_handle_option): Turn off 3dnow if -msse5.
5589 (override_options): Add SSE5 support.
5590 (print_operand): %Y prints comparison codes for SSE5 com/pcom
5592 (ix86_expand_sse_movcc): Add SSE5 support.
5593 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
5594 vector type to the next largest size.
5595 (ix86_expand_sse5_pack): New function to use pperm to pack a
5596 vector type to the next smallest size.
5597 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
5598 (IX86_BUILTIN_FMADDSD): Ditto.
5599 (IX86_BUILTIN_FMADDPS): Ditto.
5600 (IX86_BUILTIN_FMADDPD): Ditto.
5601 (IX86_BUILTIN_FMSUBSS): Ditto.
5602 (IX86_BUILTIN_FMSUBSD): Ditto.
5603 (IX86_BUILTIN_FMSUBPS): Ditto.
5604 (IX86_BUILTIN_FMSUBPD): Ditto.
5605 (IX86_BUILTIN_FNMADDSS): Ditto.
5606 (IX86_BUILTIN_FNMADDSD): Ditto.
5607 (IX86_BUILTIN_FNMADDPS): Ditto.
5608 (IX86_BUILTIN_FNMADDPD): Ditto.
5609 (IX86_BUILTIN_FNMSUBSS): Ditto.
5610 (IX86_BUILTIN_FNMSUBSD): Ditto.
5611 (IX86_BUILTIN_FNMSUBPS): Ditto.
5612 (IX86_BUILTIN_FNMSUBPD): Ditto.
5613 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
5614 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
5615 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
5616 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
5617 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
5618 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
5619 (IX86_BUILTIN_PPERM): Ditto.
5620 (IX86_BUILTIN_PERMPS): Ditto.
5621 (IX86_BUILTIN_PERMPD): Ditto.
5622 (IX86_BUILTIN_PMACSSWW): Ditto.
5623 (IX86_BUILTIN_PMACSWW): Ditto.
5624 (IX86_BUILTIN_PMACSSWD): Ditto.
5625 (IX86_BUILTIN_PMACSWD): Ditto.
5626 (IX86_BUILTIN_PMACSSDD): Ditto.
5627 (IX86_BUILTIN_PMACSDD): Ditto.
5628 (IX86_BUILTIN_PMACSSDQL): Ditto.
5629 (IX86_BUILTIN_PMACSSDQH): Ditto.
5630 (IX86_BUILTIN_PMACSDQL): Ditto.
5631 (IX86_BUILTIN_PMACSDQH): Ditto.
5632 (IX86_BUILTIN_PMADCSSWD): Ditto.
5633 (IX86_BUILTIN_PMADCSWD): Ditto.
5634 (IX86_BUILTIN_PHADDBW): Ditto.
5635 (IX86_BUILTIN_PHADDBD): Ditto.
5636 (IX86_BUILTIN_PHADDBQ): Ditto.
5637 (IX86_BUILTIN_PHADDWD): Ditto.
5638 (IX86_BUILTIN_PHADDWQ): Ditto.
5639 (IX86_BUILTIN_PHADDDQ): Ditto.
5640 (IX86_BUILTIN_PHADDUBW): Ditto.
5641 (IX86_BUILTIN_PHADDUBD): Ditto.
5642 (IX86_BUILTIN_PHADDUBQ): Ditto.
5643 (IX86_BUILTIN_PHADDUWD): Ditto.
5644 (IX86_BUILTIN_PHADDUWQ): Ditto.
5645 (IX86_BUILTIN_PHADDUDQ): Ditto.
5646 (IX86_BUILTIN_PHSUBBW): Ditto.
5647 (IX86_BUILTIN_PHSUBWD): Ditto.
5648 (IX86_BUILTIN_PHSUBDQ): Ditto.
5649 (IX86_BUILTIN_PROTB): Ditto.
5650 (IX86_BUILTIN_PROTW): Ditto.
5651 (IX86_BUILTIN_PROTD): Ditto.
5652 (IX86_BUILTIN_PROTQ): Ditto.
5653 (IX86_BUILTIN_PROTB_IMM): Ditto.
5654 (IX86_BUILTIN_PROTW_IMM): Ditto.
5655 (IX86_BUILTIN_PROTD_IMM): Ditto.
5656 (IX86_BUILTIN_PROTQ_IMM): Ditto.
5657 (IX86_BUILTIN_PSHLB): Ditto.
5658 (IX86_BUILTIN_PSHLW): Ditto.
5659 (IX86_BUILTIN_PSHLD): Ditto.
5660 (IX86_BUILTIN_PSHLQ): Ditto.
5661 (IX86_BUILTIN_PSHAB): Ditto.
5662 (IX86_BUILTIN_PSHAW): Ditto.
5663 (IX86_BUILTIN_PSHAD): Ditto.
5664 (IX86_BUILTIN_PSHAQ): Ditto.
5665 (IX86_BUILTIN_FRCZSS): Ditto.
5666 (IX86_BUILTIN_FRCZSD): Ditto.
5667 (IX86_BUILTIN_FRCZPS): Ditto.
5668 (IX86_BUILTIN_FRCZPD): Ditto.
5669 (IX86_BUILTIN_CVTPH2PS): Ditto.
5670 (IX86_BUILTIN_CVTPS2PH): Ditto.
5671 (IX86_BUILTIN_COMEQSS): Ditto.
5672 (IX86_BUILTIN_COMNESS): Ditto.
5673 (IX86_BUILTIN_COMLTSS): Ditto.
5674 (IX86_BUILTIN_COMLESS): Ditto.
5675 (IX86_BUILTIN_COMGTSS): Ditto.
5676 (IX86_BUILTIN_COMGESS): Ditto.
5677 (IX86_BUILTIN_COMUEQSS): Ditto.
5678 (IX86_BUILTIN_COMUNESS): Ditto.
5679 (IX86_BUILTIN_COMULTSS): Ditto.
5680 (IX86_BUILTIN_COMULESS): Ditto.
5681 (IX86_BUILTIN_COMUGTSS): Ditto.
5682 (IX86_BUILTIN_COMUGESS): Ditto.
5683 (IX86_BUILTIN_COMORDSS): Ditto.
5684 (IX86_BUILTIN_COMUNORDSS): Ditto.
5685 (IX86_BUILTIN_COMFALSESS): Ditto.
5686 (IX86_BUILTIN_COMTRUESS): Ditto.
5687 (IX86_BUILTIN_COMEQSD): Ditto.
5688 (IX86_BUILTIN_COMNESD): Ditto.
5689 (IX86_BUILTIN_COMLTSD): Ditto.
5690 (IX86_BUILTIN_COMLESD): Ditto.
5691 (IX86_BUILTIN_COMGTSD): Ditto.
5692 (IX86_BUILTIN_COMGESD): Ditto.
5693 (IX86_BUILTIN_COMUEQSD): Ditto.
5694 (IX86_BUILTIN_COMUNESD): Ditto.
5695 (IX86_BUILTIN_COMULTSD): Ditto.
5696 (IX86_BUILTIN_COMULESD): Ditto.
5697 (IX86_BUILTIN_COMUGTSD): Ditto.
5698 (IX86_BUILTIN_COMUGESD): Ditto.
5699 (IX86_BUILTIN_COMORDSD): Ditto.
5700 (IX86_BUILTIN_COMUNORDSD): Ditto.
5701 (IX86_BUILTIN_COMFALSESD): Ditto.
5702 (IX86_BUILTIN_COMTRUESD): Ditto.
5703 (IX86_BUILTIN_COMEQPS): Ditto.
5704 (IX86_BUILTIN_COMNEPS): Ditto.
5705 (IX86_BUILTIN_COMLTPS): Ditto.
5706 (IX86_BUILTIN_COMLEPS): Ditto.
5707 (IX86_BUILTIN_COMGTPS): Ditto.
5708 (IX86_BUILTIN_COMGEPS): Ditto.
5709 (IX86_BUILTIN_COMUEQPS): Ditto.
5710 (IX86_BUILTIN_COMUNEPS): Ditto.
5711 (IX86_BUILTIN_COMULTPS): Ditto.
5712 (IX86_BUILTIN_COMULEPS): Ditto.
5713 (IX86_BUILTIN_COMUGTPS): Ditto.
5714 (IX86_BUILTIN_COMUGEPS): Ditto.
5715 (IX86_BUILTIN_COMORDPS): Ditto.
5716 (IX86_BUILTIN_COMUNORDPS): Ditto.
5717 (IX86_BUILTIN_COMFALSEPS): Ditto.
5718 (IX86_BUILTIN_COMTRUEPS): Ditto.
5719 (IX86_BUILTIN_COMEQPD): Ditto.
5720 (IX86_BUILTIN_COMNEPD): Ditto.
5721 (IX86_BUILTIN_COMLTPD): Ditto.
5722 (IX86_BUILTIN_COMLEPD): Ditto.
5723 (IX86_BUILTIN_COMGTPD): Ditto.
5724 (IX86_BUILTIN_COMGEPD): Ditto.
5725 (IX86_BUILTIN_COMUEQPD): Ditto.
5726 (IX86_BUILTIN_COMUNEPD): Ditto.
5727 (IX86_BUILTIN_COMULTPD): Ditto.
5728 (IX86_BUILTIN_COMULEPD): Ditto.
5729 (IX86_BUILTIN_COMUGTPD): Ditto.
5730 (IX86_BUILTIN_COMUGEPD): Ditto.
5731 (IX86_BUILTIN_COMORDPD): Ditto.
5732 (IX86_BUILTIN_COMUNORDPD): Ditto.
5733 (IX86_BUILTIN_COMFALSEPD): Ditto.
5734 (IX86_BUILTIN_COMTRUEPD): Ditto.
5735 (IX86_BUILTIN_PCOMEQUB): Ditto.
5736 (IX86_BUILTIN_PCOMNEUB): Ditto.
5737 (IX86_BUILTIN_PCOMLTUB): Ditto.
5738 (IX86_BUILTIN_PCOMLEUB): Ditto.
5739 (IX86_BUILTIN_PCOMGTUB): Ditto.
5740 (IX86_BUILTIN_PCOMGEUB): Ditto.
5741 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
5742 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
5743 (IX86_BUILTIN_PCOMEQUW): Ditto.
5744 (IX86_BUILTIN_PCOMNEUW): Ditto.
5745 (IX86_BUILTIN_PCOMLTUW): Ditto.
5746 (IX86_BUILTIN_PCOMLEUW): Ditto.
5747 (IX86_BUILTIN_PCOMGTUW): Ditto.
5748 (IX86_BUILTIN_PCOMGEUW): Ditto.
5749 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
5750 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
5751 (IX86_BUILTIN_PCOMEQUD): Ditto.
5752 (IX86_BUILTIN_PCOMNEUD): Ditto.
5753 (IX86_BUILTIN_PCOMLTUD): Ditto.
5754 (IX86_BUILTIN_PCOMLEUD): Ditto.
5755 (IX86_BUILTIN_PCOMGTUD): Ditto.
5756 (IX86_BUILTIN_PCOMGEUD): Ditto.
5757 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
5758 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
5759 (IX86_BUILTIN_PCOMEQUQ): Ditto.
5760 (IX86_BUILTIN_PCOMNEUQ): Ditto.
5761 (IX86_BUILTIN_PCOMLTUQ): Ditto.
5762 (IX86_BUILTIN_PCOMLEUQ): Ditto.
5763 (IX86_BUILTIN_PCOMGTUQ): Ditto.
5764 (IX86_BUILTIN_PCOMGEUQ): Ditto.
5765 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
5766 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
5767 (IX86_BUILTIN_PCOMEQB): Ditto.
5768 (IX86_BUILTIN_PCOMNEB): Ditto.
5769 (IX86_BUILTIN_PCOMLTB): Ditto.
5770 (IX86_BUILTIN_PCOMLEB): Ditto.
5771 (IX86_BUILTIN_PCOMGTB): Ditto.
5772 (IX86_BUILTIN_PCOMGEB): Ditto.
5773 (IX86_BUILTIN_PCOMFALSEB): Ditto.
5774 (IX86_BUILTIN_PCOMTRUEB): Ditto.
5775 (IX86_BUILTIN_PCOMEQW): Ditto.
5776 (IX86_BUILTIN_PCOMNEW): Ditto.
5777 (IX86_BUILTIN_PCOMLTW): Ditto.
5778 (IX86_BUILTIN_PCOMLEW): Ditto.
5779 (IX86_BUILTIN_PCOMGTW): Ditto.
5780 (IX86_BUILTIN_PCOMGEW): Ditto.
5781 (IX86_BUILTIN_PCOMFALSEW): Ditto.
5782 (IX86_BUILTIN_PCOMTRUEW): Ditto.
5783 (IX86_BUILTIN_PCOMEQD): Ditto.
5784 (IX86_BUILTIN_PCOMNED): Ditto.
5785 (IX86_BUILTIN_PCOMLTD): Ditto.
5786 (IX86_BUILTIN_PCOMLED): Ditto.
5787 (IX86_BUILTIN_PCOMGTD): Ditto.
5788 (IX86_BUILTIN_PCOMGED): Ditto.
5789 (IX86_BUILTIN_PCOMFALSED): Ditto.
5790 (IX86_BUILTIN_PCOMTRUED): Ditto.
5791 (IX86_BUILTIN_PCOMEQQ): Ditto.
5792 (IX86_BUILTIN_PCOMNEQ): Ditto.
5793 (IX86_BUILTIN_PCOMLTQ): Ditto.
5794 (IX86_BUILTIN_PCOMLEQ): Ditto.
5795 (IX86_BUILTIN_PCOMGTQ): Ditto.
5796 (IX86_BUILTIN_PCOMGEQ): Ditto.
5797 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
5798 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
5799 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
5800 OPTION_MASK_ISA_ROUND for instructions that are shared between
5802 (bdesc_2arg): Ditto.
5803 (bdesc_sse_3arg): Ditto.
5804 (enum multi_arg_type): New enum for describing the various SSE5
5805 intrinsic argument types.
5806 (bdesc_multi_arg): New table for SSE5 intrinsics.
5807 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
5808 (ix86_expand_multi_arg_builtin): New function for creating SSE5
5810 (ix86_expand_builtin): Add SSE5 intrinsic support.
5811 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
5812 operand instructions.
5813 (ix86_expand_sse5_multiple_memory): New function to split the
5814 second memory reference from SSE5 instructions.
5815 (type_has_variadic_args_p): Delete in favor of stdarg_p.
5816 (ix86_return_pops_args): Use stdarg_p to determine if the function
5817 has variable arguments.
5818 (ix86_setup_incoming_varargs): Ditto.
5819 (x86_this_parameter): Ditto.
5821 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
5823 (ix86_expand_sse5_pack): Ditto.
5824 (ix86_sse5_valid_op_p): Ditto.
5825 (ix86_expand_sse5_multiple_memory): Ditto.
5827 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
5828 constant for SSE5 support.
5829 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
5830 (UNSPEC_SSE5_TRUEFALSE): Ditto.
5831 (UNSPEC_SSE5_PERMUTE): Ditto.
5832 (UNSPEC_SSE5_ASHIFT): Ditto.
5833 (UNSPEC_SSE5_LSHIFT): Ditto.
5834 (UNSPEC_FRCZ): Ditto.
5835 (UNSPEC_CVTPH2PS): Ditto.
5836 (UNSPEC_CVTPS2PH): Ditto.
5837 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
5839 (COM_FALSE_S): Ditto.
5840 (COM_FALSE_P): Ditto.
5841 (COM_TRUE_S): Ditto.
5842 (COM_TRUE_P): Ditto.
5843 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
5844 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
5846 (memory attribute): Ditto.
5847 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5848 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
5849 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5850 (floor<mode>2): Ditto.
5851 (ceil<mode>2): Ditto.
5852 (btrunc<mode>2): Ditto.
5853 (nearbyintdf2): Ditto.
5854 (nearbyintsf2): Ditto.
5855 (sse_setccsf): Disable if SSE5.
5856 (sse_setccdf): Ditto.
5857 (sse5_setcc<mode>): New support for SSE5 conditional move.
5858 (sse5_pcmov_<mode>): Ditto.
5860 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
5862 (SSEMODEF2P): Ditto.
5863 (ssemodesuffixf4): New mode attribute for SSE5.
5864 (ssemodesuffixf2s): Ditto.
5865 (ssemodesuffixf2c): Ditto.
5866 (sserotatemax): Ditto.
5867 (ssescalarmode): Ditto.
5868 (sse_maskcmpv4sf3): Disable if SSE5.
5869 (sse_maskcmpv2df3): Ditto.
5870 (sse_vmmaskcmpv4sf3): Ditto.
5871 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
5873 (sse5_vmfmadd<mode>4): Ditto.
5874 (sse5_fmsub<mode>4): Ditto.
5875 (sse5_vmfmsub<mode>4): Ditto.
5876 (sse5_fnmadd<mode>4): Ditto.
5877 (sse5_vmfnmadd<mode>4): Ditto.
5878 (sse5_fnmsub<mode>4): Ditto.
5879 (sse5_vmfnmsub<mode>4): Ditto.
5880 (sse5i_fmadd<mode>4): Ditto.
5881 (sse5i_fmsub<mode>4): Ditto.
5882 (sse5i_fnmadd<mode>4): Ditto.
5883 (sse5i_fnmsub<mode>4): Ditto.
5884 (sse5i_vmfmadd<mode>4): Ditto.
5885 (sse5i_vmfmsub<mode>4): Ditto.
5886 (sse5i_vmfnmadd<mode>4): Ditto.
5887 (sse5i_vmfnmsub<mode>4): Ditto.
5888 (mulv16qi3): Add SSE5 support.
5890 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
5891 (sse2_mulv4si3): Disable if SSE5.
5892 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
5893 (sse4_1_roundps): Ditto.
5894 (sse4_1_roundsd): Ditto.
5895 (sse4_1_roundss): Ditto.
5896 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
5898 (sse_maskcmpsf3): Ditto.
5899 (sse_vmmaskcmpv4sf3): Ditto.
5900 (sse2_maskcmpv2df3): Ditto.
5901 (sse2_maskcmpdf3): Ditto.
5902 (sse2_vmmaskcmpv2df3): Ditto.
5903 (sse2_eq<mode>3): Ditto.
5904 (sse2_gt<mode>3): Ditto.
5905 (sse5_pcmov_<mode>): Add SSE5 support.
5906 (vec_unpacku_hi_v16qi): Ditto.
5907 (vec_unpacks_hi_v16qi): Ditto.
5908 (vec_unpacku_lo_v16qi): Ditto.
5909 (vec_unpacks_lo_v16qi): Ditto.
5910 (vec_unpacku_hi_v8hi): Ditto.
5911 (vec_unpacks_hi_v8hi): Ditto.
5912 (vec_unpacku_lo_v8hi): Ditto.
5913 (vec_unpacks_lo_v8hi): Ditto.
5914 (vec_unpacku_hi_v4si): Ditto.
5915 (vec_unpacks_hi_v4si): Ditto.
5916 (vec_unpacku_lo_v4si): Ditto.
5917 (vec_unpacks_lo_v4si): Ditto.
5918 (sse5_pmacsww): New SSE5 intrinsic insn.
5919 (sse5_pmacssww): Ditto.
5920 (sse5_pmacsdd): Ditto.
5921 (sse5_pmacssdd): Ditto.
5922 (sse5_pmacssdql): Ditto.
5923 (sse5_pmacssdqh): Ditto.
5924 (sse5_pmacsdqh): Ditto.
5925 (sse5_pmacsswd): Ditto.
5926 (sse5_pmacswd): Ditto.
5927 (sse5_pmadcsswd): Ditto.
5928 (sse5_pmadcswd): Ditto.
5929 (sse5_pcmov_<move>): Conditional move support on SSE5.
5930 (sse5_phaddbw): New SSE5 intrinsic insn.
5931 (sse5_phaddbd): Ditto.
5932 (sse5_phaddbq): Ditto.
5933 (sse5_phaddwd): Ditto.
5934 (sse5_phaddwq): Ditto.
5935 (sse5_phadddq): Ditto.
5936 (sse5_phaddubw): Ditto.
5937 (sse5_phaddubd): Ditto.
5938 (sse5_phaddubq): Ditto.
5939 (sse5_phadduwd): Ditto.
5940 (sse5_phadduwq): Ditto.
5941 (sse5_phaddudq): Ditto.
5942 (sse5_phsubbw): Ditto.
5943 (sse5_phsubwd): Ditto.
5944 (sse5_phsubdq): Ditto.
5945 (sse5_pperm): Ditto.
5946 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
5947 (sse5_pperm_zero_v16qi_v8hi): Ditto.
5948 (sse5_pperm_sign_v8hi_v4si): Ditto.
5949 (sse5_pperm_zero_v8hi_v4si): Ditto.
5950 (sse5_pperm_sign_v4si_v2di): Ditto.
5951 (sse5_pperm_sign_v4si_v2di): Ditto.
5952 (sse5_pperm_pack_v2di_v4si): Ditto.
5953 (sse5_pperm_pack_v4si_v8hi): Ditto.
5954 (sse5_pperm_pack_v8hi_v16qi): Ditto.
5955 (sse5_perm<mode>): New SSE5 intrinsic insn.
5956 (rotl<mode>3): Ditto.
5957 (sse5_rotl<mode>3): Ditto.
5958 (sse5_ashl<mode>3): Ditto.
5959 (sse5_lshl<mode>3): Ditto.
5960 (sse5_frcz<mode>2): Ditto.
5961 (sse5s_frcz<mode>2): Ditto.
5962 (sse5_cvtph2ps): Ditto.
5963 (sse5_cvtps2ph): Ditto.
5964 (sse5_vmmaskcmp<mode>3): Ditto.
5965 (sse5_com_tf<mode>3): Ditto.
5966 (sse5_maskcmp<mode>3): Ditto.
5967 (sse5_maskcmp_uns<mode>3): Ditto.
5968 (sse5_maskcmp_uns2<mode>3): Ditto.
5969 (sse5_pcom_tf<mode>3): Ditto.
5971 * config/i386/predicates.md (const_0_to_31_operand): New predicate
5973 (sse5_comparison_float_operator): New predicate to match the
5974 comparison operators supported by the SSE5 com instruction.
5975 (ix86_comparison_int_operator): New predicate to match just the
5976 signed int comparisons.
5977 (ix86_comparison_uns_operator): New predicate to match just the
5978 unsigned int comparisons.
5980 * doc/invoke.texi (-msse5): Add documentation.
5981 (-mfused-madd): Ditto.
5983 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
5985 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
5987 (x86_64-*-*): Ditto.
5989 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
5991 * config/i386/bmmintrin.h: New file, provide common x86 compiler
5992 intrinisics for SSE5.
5994 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
5997 * config/i386/mmintrin-common.h: New file, to contain common
5998 instructions between SSE4.1 and SSE5.
6000 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6001 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6002 (gen_regparm_prefix): Ditto.
6004 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6005 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6006 prototype_p to determine if a function is prototyped.
6008 2007-09-12 Janis Johnson <janis187@us.ibm.com>
6010 * config/dfp-bit.c (dfp_conversion_exception): New function.
6011 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
6012 (DFP_TO_INT): Ditto.
6013 (INT_TO_DFP): Ditto.
6014 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
6016 2007-09-12 Jakub Jelinek <jakub@redhat.com>
6019 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
6020 before sp restoration even when total_size is 0, but
6021 frame_pointer_needed.
6023 2007-09-12 Bob Wilson <bob.wilson@acm.org>
6025 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
6026 (xtensa_copy_incoming_a7): Use start_sequence instead of
6027 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
6028 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
6029 of the saveregs sequence.
6031 2007-09-12 Richard Sandiford <richard@codesourcery.com>
6033 * c-tree.h (grokfield): Add a "tree *" argument.
6034 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
6035 Chain nested decl attributes to it. Don't call decl_attributes here.
6036 (groktypename): Pass grokdeclarator a pointer to the attribute list.
6037 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
6038 (grokfield): Take a pointer to the decl's attributes and pass
6039 it to grokdeclarator.
6040 * c-parser.c (c_parser_struct_declaration): Update the calls to
6041 grokfield. Call decl_attributes for anonymous struct and union
6044 2007-09-12 Jan Hubicka <jh@suse.cz>
6046 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
6048 2007-09-12 Ira Rosen <irar@il.ibm.com>
6050 PR tree-optimization/32377
6051 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
6052 between positive and negative dependence distance using DDR_REVERSED_P.
6054 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
6056 PR tree-optimization/33373
6057 * tree-vect-analyze (vect_determine_vectorization_factor): Call
6058 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
6060 2007-09-12 Jan Hubicka <jh@suse.cz>
6063 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
6066 2007-09-12 Christian Bruel <christian.bruel@st.com>
6068 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
6069 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
6071 2007-09-12 Ira Rosen <irar@il.ibm.com>
6073 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
6074 for oprnd1 if not required.
6075 (vectorizable_operation): Use scalar operand in SLP in case of
6076 shift with scalar argument.
6078 2007-09-12 Ira Rosen <irar@il.ibm.com>
6080 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
6083 2007-09-11 James E. Wilson <wilson@specifix.com>
6085 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
6086 TARGET_UNWIND_INFO is defined.
6087 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
6090 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
6092 * config/sh/sh.c (calc_live_regs): Use
6093 current_function_saves_all_registers instead of
6094 current_function_has_nonlocal_label.
6095 (sh_allocate_initial_value): Likewise.
6096 (sh_get_pr_initial_val): Likewise.
6097 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
6098 * config/sh/sh.md (load_ra): Likewise.
6100 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
6102 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
6105 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
6106 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
6108 2007-09-12 Sa Liu <saliu@de.ibm.com>
6110 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
6111 operands to DFmode GE or LE compares.
6113 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6115 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
6116 REG_CLASS_NAMES): Add P0REGS.
6117 (REGNO_REG_CLASS): Return it where appropriate.
6118 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
6119 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
6120 * doc/md.texi (Blackfin family): Document 'q' constraints.
6122 2007-09-11 Steve Kenton <skenton@ou.edu>
6124 * pa/linux-unwind.h: Guard with inhibit_libc.
6125 * pa/hpux-unwind.h: Likewise.
6127 2007-09-11 David Daney <ddaney@avtrex.com>
6129 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
6130 * doc/install.texi: Document new --with-llsc and --without-llsc
6132 * config.gcc: Handle --with-llsc and --without-llsc configure options.
6133 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
6134 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
6136 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
6137 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6138 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6139 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6140 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
6141 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
6142 * config/mips/mips.opt (mllsc): New option.
6143 * config/mips/mips.c (mips_llsc): Define variable.
6144 (mips_handle_option): Handle mllsc option.
6145 (override_options): Set mips_print_operand_punct for '|' and '-'.
6146 (print_operand): Add new %| and %- operand codes.
6147 * config/mips/mips.h (mips_llsc_setting): New enum type.
6148 (mips_llsc): Declare.
6149 (OPTION_DEFAULT_SPECS): Add llsc handling.
6150 (GENERATE_SYNC): New macro.
6151 (GENERATE_LL_SC): New macro.
6152 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
6153 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6154 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
6155 in %| and %- operand codes.
6157 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
6159 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
6160 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
6162 2007-09-11 Jason Merrill <jason@redhat.com>
6165 * stor-layout.c (layout_decl): Do pack variable size fields.
6167 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
6169 * config/m68k/predicates.md (movsi_const0_operand,
6170 non_symbolic_call_operand): New predicates.
6172 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
6174 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
6175 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
6176 CW, CZ, CS, Ap and Ac.
6178 * config/m68k/m68k.md (UNSPEC_IB): New constant.
6179 (constraints.md): New include.
6180 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
6181 opx_mem, opy_mem, op_mem, guess, split): New attributes.
6182 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
6184 (pushdi): Add split.
6185 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
6186 attributes. Split tstsi_internal_68020_cf from it.
6187 (tstsi_internal_68020_cf): New pattern.
6188 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
6189 (tst<mode>_cf): Specify attributea.
6190 (cmpsi_cf): Name pattern. Specify attributes.
6191 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
6192 (pushexthisi_const): Fix to use alternatives. Specify
6194 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
6195 from it. Fix to use alternatives. Specify attributes.
6196 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
6197 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
6199 (movsf_cf_soft): Specify attributes.
6200 (movdf_cf_soft): Add split.
6201 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
6202 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
6203 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
6204 (truncdfsf2_68881): Name pattern. Specify attributes.
6205 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
6206 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
6207 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
6209 (addsi3_5200): Fix to use alternatives. Specify attributes.
6211 (add<mode>3_cf, subdi_dishl32): Specify attributes.
6212 (subsi3): Add alternative for subq.l. Specify attributes.
6213 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
6214 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
6216 (umulhisi3): Specify attributes.
6217 (mulhisisi3_z): Name pattern. Specify attributes.
6218 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
6219 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
6220 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
6221 bsetmemqi): Specify attributes.
6222 (bsetmemqi_ext): Name pattern. Specify attributes.
6223 (bclrmemqi): Specify attributes.
6224 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
6225 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
6227 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
6228 pattern. Specify attributes.
6229 (jump): Specify attributes.
6230 (tablejump_internal): Name pattern. Specify attributes.
6231 (call_value): Split into non_symbolic_call_value,
6232 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
6233 alternatives. Specify attributes.
6234 (non_symbolic_call_value, symbolic_call_value_jsr,
6235 symbolic_call_value_bsr): New patterns.
6236 (nop, return, unlink, indirect_jump): Specify attributes.
6237 (trap): Fix condition. Specify attributes.
6240 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
6241 (override_options): Initialize it. Initialize m68k_sched_cpu.
6242 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
6243 (const_method): Make global, rename to m68k_const_method.
6244 (const_int_cost, output_move_const_into_data_reg): Update.
6245 (output_move_double): Parametrize to emit rtl code, rename to
6247 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
6248 emit_movsi): New static functions.
6249 (output_move_double): New function with semantics of old
6251 (m68k_emit_move_double): New function.
6252 (m68k_sched_cpu): New variable.
6253 (attr_op_type): New enum.
6254 (sched_guess_p): New variable.
6255 (sched_address_type, sched_operand_type, sched_attr_op_type):
6256 New static functions.
6257 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
6258 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
6259 (sched_branch_type): New static variable.
6260 (m68k_sched_branch_type): New function.
6261 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
6262 (m68k_symbolic_call_var): Declare.
6263 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
6264 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
6265 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
6266 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
6269 2007-09-11 Jakub Jelinek <jakub@redhat.com>
6271 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
6272 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
6273 error if __builtin_va_arg_pack_len () wasn't optimized out during
6275 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
6276 with the number of inline's anonymous arguments.
6277 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
6279 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
6281 * fold-const.c (extract_muldiv_1): Do not simplify
6284 2007-09-11 Jan Hubicka <jh@suse.cz>
6286 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
6287 (TARGET_INTER_UNIT_CONVERSIONS): New.
6288 * i386.md (floatsi expanders): Remove redundant check for SImode
6289 source; offload to memory when asked for.
6290 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
6291 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
6293 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
6294 floatsidf2_mixed_memory, floatsidf2_sse_memory
6295 floatdisf2_mixed_memory, floatsisf2_sse_memory,
6296 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
6298 2007-09-11 Jan Hubicka <jh@suse.cz>
6300 * toplev.c (process_options): all frontends now do unit-at-a-time.
6301 * cgraphunit.c: update comments.
6302 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
6303 * c-decl.c (finish_function): use cgraph_add_new_function.
6304 * function.c (expand_function_end): We are always unit-at-a-time.
6306 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6308 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
6309 settings for MIPS16.
6310 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
6312 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6314 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
6315 SYMBOL_FORCE_TO_MEM constants.
6316 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
6317 (mips16_rewrite_pool_refs_info): New structure.
6318 (mips16_rewrite_pool_constant): New function, split out from...
6319 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
6320 mips16_rewrite_pool_refs_info structure rather than a pointer
6321 to a constant pool. Force force_to_mem_operands into memory.
6322 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
6323 * config/mips/predicates.md (force_to_mem_operand): New predicate.
6324 * config/mips/constraints.md (kf): New constraint.
6325 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
6326 (*movsi_mips16): Likewise.
6328 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6329 Nigel Stephens <nigel@mips.com>
6330 David Ung <davidu@mips.com>
6332 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
6333 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
6334 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
6335 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
6336 (mips_zero_extend_cost): New functions.
6337 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
6338 Use the new functions. Tweak many cost estimates, both here
6339 and in the new subroutines. Return false when the cost of the
6340 operands has not been calculated. Check for *clear_upper32.
6341 Check for floating-point multiply-add, reciprocal and rsqrt
6342 patterns. Handle comparison and rotation codes.
6344 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
6346 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
6348 * config/i386/i386.c (get_dllimport_decl): Don't strip
6351 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6354 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
6355 declarations to top.
6356 (DFP_TO_BFP): Use for either XFmode or TFmode.
6357 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
6359 * config/dfp-bit.h: Include float.h.
6360 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
6361 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
6362 which doesn't mean the same thing.
6363 (BFP_KIND): Use 4 to mean TFmode.
6364 (BFP_FMT): Specify the number of decimal digits based on the
6365 number of mantissa digits.
6366 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
6367 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
6368 (STR_TO_BFP): Use strtold for XFmode or TFmode.
6369 (TFtype): Define if TFmode is supported.
6370 * doc/libgcc.texi (Decimal float library routines): Document
6371 TF conversion functions.
6373 2007-09-10 Chao-ying Fu <fu@mips.com>
6375 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
6376 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6377 (mips_emit_compare): Process fixed-point modes.
6378 (mips_pad_arg_upward): Support fixed-point types.
6379 (override_options): Allow fixed-point modes in accumulators.
6380 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
6381 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
6382 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
6383 (mips_scalar_mode_supported_p): New function to accept fixed-point
6384 modes if the width is not greater than two BITS_PER_WORD.
6385 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6386 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6387 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6388 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6389 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
6391 ("IMODE"): New mode attribute.
6392 (mips-fixed.md): Include.
6393 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
6395 * config/mips/mips-fixed.md: New file.
6397 2007-09-11 Ben Elliston <bje@au.ibm.com>
6399 * config/spu/spu.md: Formatting fixes.
6401 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6403 * config/dfp-bit.c (dfp_unary_func): Delete.
6404 (dfp_unary_op): Delete.
6405 (dfp_binary_op): Use decFloat functions instead of decNumber
6406 functions for binary operations.
6407 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
6408 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
6410 (dfp_compare_op): Use decFloat functions insteadof decNumber
6411 functions for comparisons.
6412 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
6413 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
6415 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
6416 call to dxx_binary_op and decFloat function.
6417 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
6418 calls to dxx_binary_op and decFloat function.
6419 * config/dfp-bit.h: Include decFloat header files.
6420 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
6421 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
6422 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
6423 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
6425 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
6426 Jan Sjodin <jan.sjodin@amd.com>
6428 * tree-vect-analyze.c (vect_analyze_operations): Change
6429 comparison of loop iterations with threshold to less than
6430 or equal to instead of less than. Reduce
6431 min_scalar_loop_bound by one.
6432 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6433 Change prologue and epilogue iterations estimate to vf/2,
6434 when unknown at compile-time. Change versioning guard
6435 cost to taken_branch_cost. If peeling for alignment is
6436 unknown at compile-time, change peel guard costs to one
6437 taken branch and one not-taken branch per peeled loop.
6438 If peeling for alignment is known but number of scalar loop
6439 iterations is unknown at compile-time, change peel guard
6440 costs to one taken branch per peeled loop. Change the cost
6441 model equation to consider vector iterations as the loop
6442 iterations less the prologue and epilogue iterations.
6443 Change outside vector cost check to less than or equal to
6444 zero instead of equal to zero.
6445 (vect_do_peeling_for_loop_bound): Reduce
6446 min_scalar_loop_bound by one.
6447 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
6448 TARG_COND_NOT_TAKEN_BRANCH_COST.
6449 * config/i386/i386.h (processor_costs): Add
6450 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
6451 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
6452 vec_align_load_cost, vect_unalign_load_cost,
6453 vec_store_cost, cond_taken_branch_cost,
6454 cond_not_taken_branch_cost.
6455 Define macros for x86 costs.
6456 * config/i386/i386.c:
6457 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
6458 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
6459 scalar_to_vec_cost, vec_align_load_cost,
6460 vect_unalign_load_cost, vec_store_cost,
6461 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
6462 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
6463 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
6464 core2_cost, generic64_cost, generic32_cost): Set to default
6466 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
6467 (x86_builtin_vectorization_cost): New.
6469 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6470 Ben Elliston <bje@au.ibm.com>
6472 * dfp.c: Include decimal128Local.h;
6473 (dfp_byte_swap): Remove.
6474 (encode_decimal32, decode_decimal32): Don't handle endianness.
6475 (encode_decimal64, decode_decimal64): Ditto.
6476 (encode_decimal128, decode_decimal128): Ditto.
6477 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
6479 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
6481 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
6482 * Makefile.in (DECNUM_H): Add decimal128Local.h.
6484 2007-09-10 David Daney <ddaney@avtrex.com>
6486 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
6488 (memory_barrier): Rewrote as an insn that clobbers memory.
6490 2007-09-10 Richard Sandiford <richard@codesourcery.com>
6492 * config/mips/mips.c (mips_global_pointer): Check
6493 call_really_used_regs instead of call_used_regs.
6494 (mips_save_reg_p): Likewise. Save all call-saved registers
6495 if current_function_saves_all_registers. Fix indentation.
6496 No longer treat $18 as a special case.
6497 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
6499 2007-09-10 Richard Sandiford <richard@codesourcery.com>
6501 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
6502 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
6503 the introductory comment.
6504 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
6505 (override_options): Don't test for it.
6506 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
6507 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
6508 * config/mips/vr.h: As for config/mips/sde.h.
6510 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6511 Revital Eres <eres@il.ibm.com>
6513 * target.h (struct gcc_target.sched): New field: sms_res_mii.
6514 (struct ddg): Define.
6515 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
6516 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
6517 * config/spu/spu.c: Include ddg.h.
6518 (TARGET_SCHED_SMS_RES_MII): Define.
6519 (spu_sms_res_mii): New function to calculate mii.
6520 * modulo-sched (res_MII): Use it.
6521 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
6523 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
6525 * config/s390/s390.c (s390_dump_pool): Create copy of constant
6526 pool entries since they might hold values that must not be shared.
6528 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
6531 * config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
6532 Use 'N' operand constraint for op2.
6533 (lshr<mode>3): Ditto.
6534 (ashl<mode>3): Ditto.
6535 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
6536 (vec_shr_<mode>): Ditto.
6537 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
6538 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
6540 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
6542 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
6543 Change mode macro in the last real_2expN parameter to uppercase.
6545 2007-09-10 Michael Matz <matz@suse.de>
6547 * tree-pass.h (pass_cselim): Declare new pass.
6548 * passes.c (init_optimization_passes): Link in pass_cselim.
6549 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
6550 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
6551 cond_store_replacement.
6552 (condstoretemp): New static variable.
6553 (cond_store_replacement): New function.
6554 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
6555 tree_ssa_phiopt_worker.
6556 (struct name_to_bb): New.
6557 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
6558 nt_init_block, nt_fini_block): New static functions.
6559 (seen_ssa_names, nontrap_set): New static variables.
6560 (gate_cselim, pass_cselim): Define new pass.
6561 * common.opt (ftree-cselim): New flag.
6562 * toplev.c (process_options): Set flag_tree_cselim if required.
6564 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
6566 * simplify-rtx.c (simplify_relational_operation_1): For recent
6567 canonicalization, don't recurse if op1 equals both PLUS arguments.
6569 2007-09-09 David Daney <ddaney@avtrex.com>
6571 * optabs.c (expand_sync_operation): Use plus insn if minus
6573 (expand_sync_fetch_operation): Ditto.
6575 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
6577 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
6579 (*floatsisf2_sse_vector): Likewise.
6581 2007-09-09 Krister Walfridsson <cato@df.lth.se>
6583 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
6585 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
6587 * config/i386/i386.h (ix86_tune_indices): Rename
6588 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
6589 (TARGET_USE_VECTOR_CONVERTS): Updated.
6590 * config/i386/i386.c: Likewise.
6592 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
6593 Nigel Stephens <nigel@mips.com>
6595 * doc/invoke.texi (Overall Options): Add .sx file extension
6596 as a synonym for .S.
6597 * cppspec.c (known_suffixes): Likewise.
6598 * gcc.c (default_compilers): Likewise.
6600 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
6603 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
6604 * simplify-rtx.c (simplify_relational_operation_1): Add the
6605 canonicalization from i386.h.
6606 * doc/md.texi (Canonicalization of Instructions): Document it.
6608 2007-09-09 Jan Hubicka <jh@suse.cz>
6609 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6611 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
6612 (TARGET_USE_VECTOR_CONVERTS): New.
6613 * i386.md: New post-reload splitters for converting SF to DF and DF to
6615 (floatsi* expander): Special case vector conversions.
6616 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
6617 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
6618 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
6619 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
6620 Disable when doing vector converts.
6621 (floatsi<mode>2_i387): Disable when
6622 * sse.md (vec_dupv2df): Export.
6623 * i386.c (ix86_tune_features): Enable SSE conversions.
6625 2007-09-09 Richard Guenther <rguenther@suse.de>
6627 * tree-ssa-operands.c (add_virtual_operand): Only mark
6628 stores as has_volatile_ops if alias information is not available.
6630 2007-09-09 Revital Eres <eres@il.ibm.com>
6632 * doc/contrib.texi: Add myself.
6634 2007-09-09 Ira Rosen <irar@il.ibm.com>
6636 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
6637 stmt_vinfo_set_outside_of_loop_cost): New functions.
6638 * tree-vect-transform.c (vect_get_cost_fields): Remove.
6639 (vect_model_simple_cost): Call
6640 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
6641 field instead of calling vect_get_cost_fields.
6642 (vect_model_store_cost, vect_model_load_cost): Likewise.
6644 2007-09-09 Revital Eres <eres@il.ibm.com>
6646 * config/rs6000/rs6000.c (paired_init_builtins): Add const
6647 declaration to bdesc_paired_preds variable.
6648 (paired_expand_builtin): Likewise.
6650 2007-09-09 Revital Eres <eres@il.ibm.com>
6652 * dbgcnt.def (sms_sched_loop): New counter.
6653 * modulo-sched.c: Use sms_sched_loop instead of
6654 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
6655 perform swing modulo scheduling on. Include dbgcnt.h.
6656 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
6657 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
6659 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
6661 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
6662 Substitute all uses with ...
6663 (MODEF): New mode iterator.
6665 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
6666 from pre-regalloc define_insn_and_split splitter pattern.
6667 (*fix_trunc<mode>_i387_1): Ditto.
6668 (*fistdi2_1): Ditto.
6669 (*fist<mode>2_1): Ditto.
6670 (frndintxf2_floor): Ditto.
6671 (*fist<mode>2_floor_1): Ditto.
6672 (frndintxf2_ceil): Ditto.
6673 (*fist<mode>2_ceil_1): Ditto.
6674 (frndintxf2_trunc): Ditto.
6675 (frndintxf2_mask_pm): Ditto.
6677 (prologue): Use (const_int 0) as never generated filler insn.
6679 (sibcall_epilogue): Ditto.
6680 (eh_return_si): Ditto.
6681 (eh_return_di): Ditto.
6683 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
6684 using MODEF mode iterator.
6685 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
6686 using MODEF mode iterator.
6687 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
6688 using MODEF mode iterator.
6689 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
6690 Macroize expander using MODEF mode iterator.
6692 (zero_extendsidi2): Remove operand constraints from expander.
6693 (smuldi3_highpart): Ditto.
6694 (indirect_jump): Ditto.
6697 * config/i386/sse.md (storentv4sf): Ditto.
6698 (storentv2df): Ditto.
6699 (storentv2di): Ditto.
6701 (sse2_cvtpd2ps): Ditto.
6702 (vec_interleave_highv16qi): Ditto.
6703 (vec_interleave_lowv16qi): Ditto.
6704 (vec_interleave_highv8hi): Ditto.
6705 (vec_interleave_lowv8hi): Ditto.
6706 (vec_interleave_highv4si): Ditto.
6707 (vec_interleave_lowv4si): Ditto.
6708 (vec_interleave_highv2di): Ditto.
6709 (vec_interleave_lowv2di): Ditto.
6710 (sse2_maskmovdqu): Ditto.
6711 * config/i386/mmx.md (mmx_maskmovq): Ditto.
6713 2007-09-09 Ira Rosen <irar@il.ibm.com>
6715 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
6716 (struct _slp_tree, struct _slp_instance): Define new data structures
6717 along macros for their access.
6718 (struct _loop_vec_info): Define new fields: strided_stores,
6719 slp_instances, and slp_unrolling_factor along macros for their access.
6720 (enum slp_vect_type): New.
6721 (struct _stmt_vec_info): Define new field, slp_type, and macros for
6723 (STMT_VINFO_STRIDED_ACCESS): New macro.
6724 (vect_free_slp_tree): Declare.
6725 (vectorizable_load): Add an argument of type slp_tree.
6726 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
6727 vectorizable_assignment): Likewise.
6728 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
6729 Declare (make extern).
6730 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
6731 (new_loop_vec_info): Likewise.
6732 (destroy_loop_vec_info): Free memory allocated for SLP structures.
6733 * tree-vect-analyze.c: Include recog.h.
6734 (vect_update_slp_costs_according_to_vf): New.
6735 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
6736 functions. For not pure SLP stmts with strided access check that the
6737 group size is power of 2. Update the vectorization factor according to
6738 SLP. Call vect_update_slp_costs_according_to_vf.
6739 (vect_analyze_group_access): New.
6740 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
6741 (vect_free_slp_tree): New functions.
6742 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
6743 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
6744 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
6745 vect_detect_hybrid_slp): Likewise.
6746 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
6747 and vect_detect_hybrid_slp.
6748 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
6749 SLP costs into account.
6750 (vect_get_cost_fields): New function.
6751 (vect_model_simple_cost): Make extern, add SLP parameter and handle
6753 (vect_model_store_cost, vect_model_load_cost): Likewise.
6754 (vect_get_constant_vectors): New function.
6755 (vect_get_slp_vect_defs, vect_get_slp_defs,
6756 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
6757 vect_get_vec_defs): Likewise.
6758 (vectorizable_reduction): Don't handle SLP for now.
6759 (vectorizable_call): Don't handle SLP for now. Add argument to
6760 vect_model_simple_cost.
6761 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
6762 get SLPed and vectorized defs). Fix indentation and spacing.
6763 (vectorizable_assignment): Handle SLP.
6764 (vectorizable_induction): Don't handle SLP for now.
6765 (vectorizable_operation): Likewise.
6766 (vectorizable_type_demotion): Add argument to
6767 vect_model_simple_cost.
6768 (vectorizable_type_promotion): Likewise.
6769 (vectorizable_store, vectorizable_load): Handle SLP.
6770 (vectorizable_condition): Don't handle SLP for now.
6771 (vect_transform_stmt): Add a new argument for SLP. Check that there is
6772 no SLP transformation required for unsupported cases. Add SLP
6773 argument for supported cases.
6774 (vect_remove_stores): New function.
6775 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
6776 (vect_transform_loop): Schedule SLP instances.
6777 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
6779 2007-09-09 Andrew Haley <aph@redhat.com>
6781 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
6784 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
6786 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
6787 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
6788 Similar for what label_refs can go in the JUMP_TARGET field. Split
6789 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
6790 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
6791 REG_LABEL when replacing an operand with a LABEL_REF for a
6793 (subst_reloads): When replacing a LABEL_REG with a register,
6794 instead of generating a REG_LABEL note, assert that there already
6795 is one or that the label is a known target for the insn.
6796 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
6797 note, check the JUMP_LABEL field. Remove "else" after return.
6798 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
6799 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
6800 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
6801 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
6802 insns. Iterate over all notes; don't assume there's only one.
6803 * cse.c (recorded_label_ref): Adjust comment to refer to
6805 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
6806 insns, not just NONJUMP_INSN_P.
6807 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
6808 isn't a jump target.
6809 * jump.c (rebuild_jump_labels): Adjust head comment.
6810 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
6811 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
6812 (mark_all_labels): For JUMP_P insns without a target, check if the
6813 the target is noted on the previous nonjump insn.
6814 (mark_jump_label_1): New function, guts from mark_jump_label.
6815 <case IF_THEN_ELSE>: Handle first operand as a non-target when
6816 marking jump target labels.
6817 <case LABEL_REF>: Adjust for whether to generate a
6818 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
6819 For 'E' format rtl, iterate in descending element order.
6820 (delete_related_insns): Handle both REG_LABEL_TARGET and
6821 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
6822 reference count, delete and fallthrough. Move finding-next-
6823 non-deleted insn last in the function. Look at all INSN_P insns
6824 for REG_LABEL_OPERAND notes.
6825 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
6827 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
6828 JUMP_LABEL, output the INSN_UID of it.
6829 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
6830 and/or REG_LABEL_TARGET.
6831 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
6832 with jump.c copy by only adding notes for labels actually
6833 referenced in the insn.
6834 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
6835 usage count increment; handle all INSN_P trial insns.
6836 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
6838 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
6839 REG_LABEL_TARGET and REG_LABEL_OPERAND.
6840 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
6842 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
6843 JUMP_P insns and REG_LABEL_OPERAND everywhere.
6844 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
6845 on all INSN_P insns.
6846 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
6847 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
6848 REG_LABEL_OPERAND notes.
6849 * reload1.c (calculate_needs_all_insns): Adjust comments.
6850 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
6851 * config/alpha/alpha.md (split for load of an address into a
6852 four-insn sequence on Unicos/Mk): Adjust to use
6854 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
6856 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6859 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6860 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
6861 FOR_BB_INSNS_SAFE instead of for loop.
6862 * cse.c (cse_extended_basic_block): Likewise.
6863 * postreload.c (reload_cse_regs_1): New variable next. Make sure
6864 that the for loop does not invoke NEXT_INSN on a deleted insn.
6865 * function.c (instantiate_virtual_regs): Likewise.
6866 * lower-subreg.c (remove_retval_note): Likewise.
6867 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
6869 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
6871 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
6872 insn, if it's a jump.
6873 (try_redirect_by_replacing_jump): New variable jump_p. Call
6874 tablejump_p before delete_insn_chain.
6875 * reload1.c (reload): New variable next. Make sure that the for
6876 loop does not invoke NEXT_INSN on a deleted insn.
6877 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
6878 (delete_output_reload): New variable prev. Make sure the the for
6879 loops do not invoke PREV_INSN on a deleted insn.
6881 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6883 * pa/constraints.md: Remove 'X' from unused letters comment.
6885 2007-09-08 Richard Guenther <rguenther@suse.de>
6887 * tree-tailcall.c (find_tail_calls): If we don't have aliases
6888 computed check stmt_ann->references_memory instead of counting
6891 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
6893 * cse.c (fold_rtx): Use validate_unshare_change() instead of
6894 validate_change() in one more case.
6896 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
6898 PR tree-optimization/32283
6899 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
6900 estimated_loop_iterations.
6901 (determine_use_iv_cost_condition): Decrease cost of expressions
6902 used in iv elimination.
6904 2007-09-08 Richard Guenther <rguenther@suse.de>
6906 * tree-cfg.c (verify_gimple_expr): Avoid building new
6907 pointer types, use TYPE_POINTER_TO if available instead.
6909 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
6912 PR rtl-optimization/26449
6913 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
6914 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
6916 (mulv16qi3): Implement as define_insn_and_split pattern instead of
6917 define_expand. Split insn in split1 pass.
6920 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
6922 PR tree-optimization/33301
6923 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
6926 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
6928 PR tree-optimization/32183
6929 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
6931 * tree-ssa-reassoc.c: Include cfgloop.h.
6932 (is_reassociable_op): Add a loop argument and return true only
6934 (linearize_expr): Updated.
6935 (should_break_up_subtract): Likewise.
6936 (linearize_expr_tree): Likewise.
6937 (init_reassoc): Call loop_optimizer_init with
6938 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
6939 with CDI_DOMINATORS.
6940 (fini_reassoc): Call loop_optimizer_finalize.
6942 2007-09-07 Sterling Augustine <sterling@tensilica.com>
6944 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
6945 if there is no i-cache.
6947 2007-09-07 Richard Guenther <rguenther@suse.de>
6950 2007-09-06 Richard Guenther <rguenther@suse.de>
6952 PR tree-optimization/32586
6953 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6954 folding if nothing changed.
6955 (simplify_unary_expression): New function. Do tree combining
6956 on conversion like codes.
6957 (try_to_simplify): Call it.
6959 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6962 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
6963 (__gthread_active,__gthread_start, __gthread_active_init): New.
6964 * gthr-posix95.h: Likewise.
6966 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
6968 * function.h (struct function): Rename calls_unwind_init
6969 to saves_all_registers.
6970 (current_function_saves_all_registers): Renamed from
6971 current_function_calls_unwind_init.
6972 * reload1.c (reload): Set current_function_saves_all_registers.
6973 * except.c (expand_builtin_unwind_init): Likewise.
6974 * config/m68k/m68k.c (m68k_save_reg): Use
6975 current_function_saves_all_registers to save pic register.
6977 2007-09-07 Janis Johnson <janis187@us.ibm.com>
6979 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
6980 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
6982 Reapply reverted changes:
6984 2007-09-06 Jan Hubicka <jh@suse.cz>
6986 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
6989 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6991 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6992 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6994 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6996 * optabs.c (expand_float): Convert unsigned integer as signed only
6997 if it provides sufficient accuracy; add mode argument to real_2expN.
6998 (expand_fix): Fix comment typos; extend binary float into mode
6999 wider than destination for converion to unsigned integer; add mode
7000 argument to real_2expN.
7001 * real.c (real_2expN): Add mode argument to special-case decimal
7003 * real.h (real_2expN): Ditto.
7004 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7006 (fixed_from_string): Ditto.
7007 (fixed_to_decimal): Ditto.
7008 (fixed_convert_from_real): Ditto.
7009 (real_convert_from_fixed): Ditto.
7010 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7011 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7012 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7013 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7015 2007-09-07 Diego Novillo <dnovillo@google.com>
7017 * tree-flow.h (const_block_stmt_iterator): Remove.
7018 Update all users to use block_stmt_iterator.
7019 * tree-iterator.h (const_tree_stmt_iterator): Remove.
7020 Update all users to use tree_stmt_iterator.
7022 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
7024 * config/mips/mips.c (mips_set_current_function): Temporarily
7025 make this a no-op to fix bootstrap errors, pending rewrite.
7027 2007-09-07 Jan Hubicka <jh@suse.cz>
7029 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
7032 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
7034 PR tree-optimization/33299
7035 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
7036 uses for all relevant loop-exit phis, not just the first.
7038 2007-09-07 Richard Guenther <rguenther@suse.de>
7041 * tree-ssa-operands.c (access_can_touch_variable): An access
7042 of the form (*p)[0] can touch a variable of same size.
7044 2007-09-07 Jan Hubicka <jh@suse.cz>
7046 * passes.c (init_optimization_passes): Add simple dce and addressable
7048 * tree-ssa.c (execute_update_addresses_taken): New function.
7049 (pass_update_address_taken): New.
7050 * tree-ssa-dse.c (execute_simple_dse): New function.
7051 (pass_simple_dse): New.
7052 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
7054 2007-09-07 Tobias Burnus <burnus@net-b.de>
7057 * doc/invoke.texi: Fix -Wstrict-overflow= table.
7059 2007-09-07 Richard Guenther <rguenther@suse.de>
7062 2007-09-06 Richard Guenther <rguenther@suse.de>
7064 PR tree-optimization/32586
7065 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7066 folding if nothing changed.
7067 (simplify_unary_expression): New function. Do tree combining
7068 on conversion like codes.
7069 (try_to_simplify): Call it.
7071 2007-09-07 Richard Guenther <rguenther@suse.de>
7072 Uros Bizjak <ubizjak@gmail.com>
7074 PR tree-optimization/32821
7075 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
7076 NULL in the call to set_bb_stmt_list.
7078 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7080 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
7081 float calls here, rather than leaving some to the caller.
7082 Use call_internal_direct and call_value_internal_direct.
7083 * config/mips/mips.md (call_internal_direct): New pattern.
7084 (call_value_internal_direct): Likewise.
7086 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7088 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
7089 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
7091 (override_options): Set mips_base_move_loop_invariants.
7093 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7095 * config/mips/mips.opt (mcode-readable=): Move to keep list
7098 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7100 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
7101 and -mgpopt options. Adjust the -G documentation to match.
7102 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
7103 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
7104 function, split out from mips_classify_symbol. Return false for
7105 !TARGET_LOCAL_SDATA.
7106 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
7107 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
7108 (override_options): Check whether the -mgpopt setting is consistent
7109 with the other flags.
7110 (symbolic_expression_p): Delete.
7111 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
7112 and default_elf_select_rtx_section.
7113 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
7114 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
7115 external data and TARGET_EXTERN_SDATA.
7117 2007-09-07 Tobias Burnus <burnus@net-b.de>
7120 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
7122 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7124 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
7125 FOR_BB_INSNS_SAFE instead of for loop.
7126 * cse.c (cse_extended_basic_block): Likewise.
7127 * postreload.c (reload_cse_regs_1): New variable next. Make sure
7128 that the for loop does not invoke NEXT_INSN on a deleted insn.
7129 * function.c (instantiate_virtual_regs): Likewise.
7130 * lower-subreg.c (remove_retval_note): Likewise.
7131 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
7133 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
7135 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
7136 insn, if it's a jump.
7137 (try_redirect_by_replacing_jump): New variable jump_p. Call
7138 tablejump_p before delete_insn_chain.
7139 * reload1.c (reload): New variable next. Make sure that the for
7140 loop does not invoke NEXT_INSN on a deleted insn.
7141 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
7142 (delete_output_reload): New variable prev. Make sure the the for
7143 loops do not invoke PREV_INSN on a deleted insn.
7145 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
7147 * cgraphbuild.c (rebuild_cgraph_edges): Export.
7148 * cgraph.h (rebuild_cgraph_edges): Declare.
7149 * tree-pass.h (pass_expand_omp_ssa): New.
7150 * omp-low.c (find_omp_clause): Export.
7151 (copy_var_decl): Split from omp_copy_decl_2.
7152 (build_omp_barrier): Return the call to emit instead of emitting
7154 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
7156 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
7157 expand_omp_for_generic, expand_omp_for_static_nochunk,
7158 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7159 Adapted to work on SSA form.
7160 (execute_expand_omp): Do not invalidate dominance information.
7161 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
7162 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
7163 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
7165 (force_gimple_operand): Allow gimplifying code expressions without
7167 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
7168 * common.opt (fopenmp-ssa): New.
7169 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
7170 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
7171 * tree-cfg.c: Include tree-inline.h.
7172 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
7173 (replace_by_duplicate_decl, replace_ssa_name,
7174 mark_virtual_ops_in_region): New functions.
7175 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
7176 to work on SSA form.
7177 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
7178 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
7181 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7183 * tree-loop-linear.c: Include obstack.h.
7184 (linear_transform_loops): New obstack lambda_obstack.
7185 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
7186 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
7187 and free afterwards.
7188 * lambda.h (struct obstack): New forward declaration.
7189 (lambda_linear_expression_new): New parameter of type struct
7191 (lambda_loopnest_new): Likewise.
7192 (lambda_loopnest_transform): Likewise.
7193 (lambda_body_vector_new): Likewise.
7194 (lambda_body_vector_compute_new): Likewise.
7195 (gcc_loopnest_to_lambda_loopnest): Likewise.
7196 (lambda_loopnest_to_gcc_loopnest): Likewise.
7197 * lambda-code.c: Include obstack.h.
7198 (lambda_lattice_new): New parameter lambda_obstack. Use it for
7200 (lambda_body_vector_new): Likewise.
7201 (lambda_linear_expression_new): Likewise.
7202 (lambda_lattice_new): Likewise.
7203 (lambda_loopnest_new): Likewise. Additionally use obstack to
7204 allocate LN_LOOPS(ret).
7205 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
7206 it to lambda_lattice_new.
7207 (lambda_body_vector_compute_new): New parameter lambda_obstack.
7208 Pass it to lambda_body_vector_new.
7209 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
7210 it to lambda_lattice_new.
7211 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
7212 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
7213 (lambda_compute_target_space): Likewise.
7214 (lambda_compute_auxillary_space): New parameter lambda_obstack.
7215 Pass it to lambda_lattice_compute_base and
7216 compute_nest_using_fourieer_motzkin.
7217 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
7218 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
7219 and lambda_lattice_compute_target_space.
7220 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
7221 Pass it to lambda_linear_expression_new.
7222 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
7223 to gcc_tree_to_linear_expression.
7224 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
7225 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
7226 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
7227 Pass it to lambda_body_vector_new and
7228 lambda_body_vector_compute_new.
7229 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
7230 (lambda-code.o): Likewise.
7232 2007-09-06 Chao-ying Fu <fu@mips.com>
7234 * ginclude/stdfix.h: New file.
7235 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
7236 (convert.o): Add dependence on fixed-value.h.
7237 * c-convert.c (convert): Support FIXED_POINT_TYPE.
7238 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
7239 to define fixed-point constants.
7240 (c_cpp_builtins): Define fixed-point constants.
7241 * convert.c (fixed-value.h): New include.
7242 (convert_to_real): Update comment to include fixed-point.
7243 Support FIXED_POINT_TYPE.
7244 (convert_to_integer): Update comment to include fixed-point.
7245 Support FIXED_POINT_TYPE.
7246 (convert_to_complex): Support FIXED_POINT_TYPE.
7247 (convert_to_fixed): New function.
7248 * convert.h (convert_to_fixed): Declare.
7249 * genopinit.c: Add comment about $Q for only fixed-point modes.
7250 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
7251 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
7252 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
7253 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
7254 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
7255 usneg_optab for fixed-point modes.
7256 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
7258 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
7259 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
7260 unsigned saturation optabs, when type is saturating.
7261 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
7262 (expand_fixed_convert): New function.
7263 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
7264 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
7265 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
7266 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
7267 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
7268 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
7270 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
7271 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
7272 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
7273 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
7274 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
7276 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
7277 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
7278 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
7279 fractuns, satfractuns.
7280 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
7281 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
7282 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
7283 OTI_ssmsub_widen, OTI_usmsub_widen.
7284 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
7285 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
7286 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
7287 umsub_widen_optab, usmsub_widen_optab): Define.
7288 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
7290 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
7292 (expand_fixed_convert): Declare.
7293 * expr.c (convert_move): Support the move of fixed-point modes.
7294 (emit_move_insn_1): Handle fixed-point mode to move via integer.
7295 (categorize_ctor_elements_1): Handle FIXED_CST.
7296 (count_type_elements): Handle FIXED_POINT_TYPE.
7297 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
7298 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7300 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
7301 multiply and add/subtract for fixed-point types.
7302 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
7303 mode, we jump to binop directly.
7304 Support FIXED_CONVERT_EXPR.
7305 (do_store_flag): Check FIXED_CST to put a constant second.
7306 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
7307 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7308 (const_vector_from_tree): Support FIXED_CST.
7309 * doc/extend.texi (Fixed-Point): New node.
7310 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
7311 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
7312 satfract, fractuns, satfractuns): Document them.
7314 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7316 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
7317 addresses into I registers.
7319 2007-09-06 Jan Hubicka <jh@suse.cz>
7320 Andreas Tobler <a.tobler@schweiz.org>
7322 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
7324 (machopic_legitimize_pic_address): Likewise.
7326 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7327 Jan Hubicka <jh@suse.cz>
7329 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
7330 instead of ufloat_optab->handlers directly.
7331 (floatdidf2): Likewise.
7333 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
7335 * config/mips/mips.c: Include diagnostic.h.
7336 (mips_set_current_function): Check errorcount and sorrycount
7337 before generating RTL.
7339 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7342 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
7343 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
7344 (print_operand_reloc): Likewise.
7346 2007-09-06 Janis Johnson <janis187@us.ibm.com>
7350 2007-09-06 Jan Hubicka <jh@suse.cz>
7352 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
7355 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7357 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7358 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7360 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7362 * optabs.c (expand_float): Convert unsigned integer as signed only
7363 if it provides sufficient accuracy; add mode argument to real_2expN.
7364 (expand_fix): Fix comment typos; extend binary float into mode
7365 wider than destination for converion to unsigned integer; add mode
7366 argument to real_2expN.
7367 * real.c (real_2expN): Add mode argument to special-case decimal
7369 * real.h (real_2expN): Ditto.
7370 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7372 (fixed_from_string): Ditto.
7373 (fixed_to_decimal): Ditto.
7374 (fixed_convert_from_real): Ditto.
7375 (real_convert_from_fixed): Ditto.
7376 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7377 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7378 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7379 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7381 2007-09-06 Tom Tromey <tromey@redhat.com>
7383 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
7384 * c-pch.c (c_common_read_pch): Restore current location after
7386 * tree.c (expand_location): Update.
7387 (expr_filename): Changed return type. Unified the two cases.
7388 (expr_lineno): Likewise.
7389 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
7391 * toplev.c (line_table): Changed type.
7392 (general_init): Update.
7393 (realloc_for_line_map): New function.
7394 (general_init): Allocate line_table using GC.
7395 * fix-header.c (line_table): Changed type.
7396 (read_scan_file): Update.
7397 (read_scan_file): Update.
7398 * c-ppoutput.c (maybe_print_line): Update.
7399 (print_line): Update.
7400 (cb_line_change): Update.
7401 (cb_define): Update.
7402 (pp_file_change): Update.
7403 * c-opts.c (c_common_init_options): Update.
7404 (finish_options): Update.
7405 (push_command_line_include): Update.
7406 * c-lex.c (cb_line_change): Update.
7407 (cb_def_pragma): Update.
7408 (cb_define): Update.
7410 (c_lex_with_flags): Use cpp_get_token_with_location.
7411 * input.h (line_table): Changed type.
7412 (location_from_locus): New macro.
7413 * tree.h (EXPR_FILENAME): No longer an lvalue.
7414 (EXPR_LINENO): Likewise.
7415 (expr_locus, set_expr_locus): Declare separately for
7416 USE_MAPPED_LOCATION.
7417 (expr_filename, expr_lineno): Changed return type.
7418 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
7419 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
7420 (expand_gimple_basic_block): Likewise.
7421 * final.c (final_scan_insn): Use expanded_location.
7423 2007-09-06 Richard Guenther <rguenther@suse.de>
7425 PR tree-optimization/32586
7426 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7427 folding if nothing changed.
7428 (simplify_unary_expression): New function. Do tree combining
7429 on conversion like codes.
7430 (try_to_simplify): Call it.
7431 * builtins.c (fold_builtin_cexp): Fold the built expressions.
7432 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
7434 2007-09-06 Jan Hubicka <jh@suse.cz>
7437 * cse.c (fold_rtx): Avoid invalid sharing.
7439 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7441 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7442 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7444 2007-09-06 Revital Eres <eres@il.ibm.com>
7446 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
7447 Fix offsettable memory reference for 750CL.
7449 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
7451 * reload.c (find_reloads_address_1): Try to preserve original
7452 base/index regclass of operands.
7453 * regrename.c (scan_rtx_address): Likewise.
7454 (replace_oldest_value_addr): Likewise.
7456 2007-09-06 Richard Guenther <rguenther@suse.de>
7458 PR tree-optimization/33302
7459 * domwalk.c (walk_dominator_tree): The exit block is
7460 interesting even if it is not reachable.
7462 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7465 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
7467 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
7469 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
7472 2007-09-05 Ian Lance Taylor <iant@google.com>
7474 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
7476 (dump_generic_node): Likewise.
7477 * print-rtl.c (print_decl_name): Likewise.
7478 * print-tree.c (print_node_brief): Likewise.
7479 (print_node): Likewise.
7480 * Makefile.in (RTL_BASE_H): Add alias.h.
7483 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
7485 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
7487 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
7488 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
7490 2007-09-06 Jie Zhang <jie.zhang@analog.com>
7492 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
7493 (tm_defines): Define UCLIBC_DEFAULT to 1.
7494 (extra_options): Add linux.opt.
7495 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
7496 (CRT_CALL_STATIC_FUNCTION): Likewise.
7497 (NO_IMPLICIT_EXTERN_C): Likewise.
7498 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
7499 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
7500 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
7501 (ENDFILE_SPEC): Don't define.
7502 (LIB_SPEC): Likewise.
7503 (CRT_CALL_STATIC_FUNCTION): Likewise.
7504 (NO_IMPLICIT_EXTERN_C): Likewise.
7505 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
7506 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
7508 2007-09-06 Jan Hubicka <jh@suse.cz>
7510 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
7513 2007-09-06 Jan Hubicka <jh@suse.cz>
7515 * opts.c (common_handle_option): Enable inlining functions for
7518 2007-09-06 Jakub Jelinek <jakub@redhat.com>
7520 * builtin-attrs.def (ATTR_NONNULL_3): New.
7521 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
7522 ATTR_NOTHROW_NONNULL_##FA.
7523 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
7524 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
7525 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
7526 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
7527 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
7528 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
7529 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
7531 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
7532 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
7533 ATTR_FORMAT_NOTHROW_3_4): Remove.
7534 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
7535 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
7536 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
7537 instead of ATTR_FORMAT_*_*.
7539 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
7541 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
7542 parts re-used for REG_FRAME_RELATED_EXPR.
7544 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7546 * optabs.c (expand_float): Convert unsigned integer as signed only
7547 if it provides sufficient accuracy; add mode argument to real_2expN.
7548 (expand_fix): Fix comment typos; extend binary float into mode
7549 wider than destination for converion to unsigned integer; add mode
7550 argument to real_2expN.
7551 * real.c (real_2expN): Add mode argument to special-case decimal
7553 * real.h (real_2expN): Ditto.
7554 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7556 (fixed_from_string): Ditto.
7557 (fixed_to_decimal): Ditto.
7558 (fixed_convert_from_real): Ditto.
7559 (real_convert_from_fixed): Ditto.
7560 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7561 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7562 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7563 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7565 2007-09-05 Ian Lance Taylor <iant@google.com>
7567 * init-regs.c (initialize_uninitialized_regs): Call
7568 emit_insn_before rather than add_insn_before.
7570 2007-09-05 Jakub Jelinek <jakub@redhat.com>
7572 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
7573 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
7574 * tree-inline.h (copy_body_data): Add call_expr field.
7575 * tree-inline.c (expand_call_inline): Initialize call_expr.
7576 (copy_bb): Append anonymous inline fn arguments to arguments
7577 when inlining a CALL_EXPR_VA_ARG_PACK call.
7578 * builtins.c (expand_builtin): Issue an error if
7579 BUILT_IN_VA_ARG_PACK is seen during expand.
7580 (fold_call_expr, fold_builtin_call_array): Don't fold
7581 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
7582 __builtin_va_arg_pack () call as last argument.
7583 * gimplify.c (gimplify_call_expr): If last argument to a vararg
7584 function is __builtin_va_arg_pack (), decrease number of call
7585 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
7586 * expr.c (expand_expr_real_1): Issue an error if
7587 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
7588 * tree-pretty-print.c (dump_generic_node): Handle printing
7589 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
7590 * doc/extend.texi (__builtin_va_arg_pack): Document.
7592 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
7594 PR tree-optimization/21513
7595 * builtins.c (build_builtin_expect_predicate): New function.
7596 (fold_builtin_expect): Add argument for expected value.
7597 Distribute __builtin_expect over short-circuiting operations.
7598 Fold nested builtin_expects.
7599 (fold_builtin_2): Adjust call to fold_builtin_expect.
7601 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
7604 PR tree-optimization/13756
7605 * doc/invoke.texi (Options That Control Optimization): Document
7608 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
7610 * config/i386/cpuid.h: New file.
7611 * config/i386/driver-i386.c: Include cpuid.h.
7612 (describe_cache): Shrink size and line strings to 100 bytes.
7613 (detect_caches_amd): Return "" for unsupported max_ext_level.
7614 Use __cpuid function.
7615 (detect_caches_intel): Return "" for unsupported max_level.
7616 Use __cpuid function.
7617 (host_detect_local_cpu): Change feature flag variables to
7618 unsigned int. Initialize only extended feature flag variables.
7619 Use __get_cpuid_max to determine max supported cpuid level.
7620 Use __cpuid function to determine supported features. Fix
7621 calculation of family id. Remove is_amd and check signature
7622 directly. Check for Geode signature. Handle family 4 id.
7623 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
7624 cpu discovery code to lower part of the function.
7625 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
7626 for sub-architecture.
7627 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
7628 [PROCESSOR_K8]: Add k8-sse3 architecture.
7629 [PROCESSOR_NOCONA]: Remove.
7630 [PROCESSOR_GENERIC64]: Ditto.
7631 * config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
7632 * config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
7633 to check for SSE and FXSAVE support.
7634 * config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
7635 Add -minline-all-stringops.
7636 * config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
7637 (x86_64-*-*): Ditto.
7639 2007-09-05 Jie Zhang <jie.zhang@analog.com>
7641 * config/bfin/linux-unwind.h: New file.
7642 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
7643 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
7645 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7647 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
7648 * stmt.c: Include alloc-pool.h.
7649 (struct case_node): Remove GTY marker.
7650 (add_case_node): New parameter case_node_pool. Use it for
7652 (expand_case): New allocation pool case_node_pool. Initialize it,
7653 pass to add_case_node and free it.
7655 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
7656 David Ung <davidu@mips.com>
7657 Nigel Stephens <nigel@mips.com>
7659 Add mips16/nomips16 function attributes and -mflip-mips16 option
7660 for testing mixed-mode compilation.
7662 * config/mips/mips.opt (mflip-mips16): New.
7664 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
7665 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
7667 * config/mips/mips.c (mips_base_target_flags): New.
7668 (mips_base_mips16): New.
7669 (mips_base_schedule_insns): New.
7670 (mips_base_reorder_blocks_and_partition): New.
7671 (mips_base_align_loops): New.
7672 (mips_base_align_jumps): New.
7673 (mips_base_align_functions): New.
7674 (mips16_flipper): New.
7675 (mips_attribute_table): Add "mips16" and "nomips16" entries.
7676 (TARGET_SET_CURRENT_FUNCTION): Define.
7677 (mips_mips16_type_p, mips_nomips16_type_p): New.
7678 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
7679 (mips_function_ok_for_sibcall): Make it deal with functions with
7681 (mips_init_split_addresses): New, split out from override_options.
7682 (mips_init_relocs): New, split out from override_options.
7683 (was_mips16_p): New.
7684 (mips_set_mips16_mode): New, split out from override_options.
7685 (mips_set_current_function): New.
7686 (override_options): Add sorry for unsupported mips16/pic
7687 combination. Remove error for mips16/dsp combination. Save
7688 base option settings.
7689 (mips_file_start): Move mips16 mode setting output from here....
7690 (mips_output_function_prologue): ....to here.
7691 (mips_output_mi_thunk): Check for mips16 function.
7692 (build_mips16_function_stub): Don't set .mips16 here.
7693 (build_mips16_call_stub): Likewise.
7694 (mips_expand_builtin): Error in mips16 mode.
7695 (mips_use_mips16_mode_p): New.
7696 (mips_encode_section_info): Check for mips16 function, and set
7697 SYMBOL_REF_FLAGS accordingly.
7699 * doc/extend.texi (Function Attributes): Document new
7700 mips16/nomips16 attributes.
7701 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
7702 (MIPS Options): Document -mflip-mips16.
7704 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
7706 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
7707 if we encounter TLS address in MIPS16 mode.
7708 (mips_legitimize_const_move): Check cannot_force_const_mem for
7709 the (const (plus symbol offset)) case; this forces invalid TLS
7710 address in MIPS16 mode to be caught by the above call to sorry.
7711 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
7712 because that now enables emutls, which is not ABI compatible
7713 with native TLS in non-MIPS16 mode.
7715 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
7717 Add target hook invoked when cfun changes.
7719 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
7720 * target.h (struct gcc_target): Add set_current_function.
7721 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
7722 (TARGET_INITIALIZER): Add initializer for set_current_function.
7723 * tree.h (push_struct_function): New.
7724 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
7726 (set_cfun): Declare.
7727 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
7729 (push_function_context_to): Use allocate_struct_function
7730 to create null context, not init_dummy_function_start. Use set_cfun.
7731 (pop_function_context_from): Use set_cfun.
7732 (in_dummy_function): New.
7733 (invoke_set_current_function_hook): New.
7735 (push_cfun, pop_cfun): Use set_cfun.
7736 (push_struct_function): New.
7737 (allocate_struct_function): Call invoke_set_current_function_hook
7739 (prepare_function_start): Don't set cfun here. Remove unused
7740 argument; fix all callers.
7741 (init_dummy_function_start): Fiddle with in_dummy_function. Call
7742 push_struct_function.
7743 (init_function_start): Set cfun here.
7744 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
7745 * omp-low.c (create_omp_child_function): Use push_struct_function
7746 and pop_cfun to save/restore state.
7747 (expand_omp_parallel): Remove unused saved_cfun variable.
7748 * cgraphunit.c (ipa_passes): Use set_cfun.
7749 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
7750 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
7751 * matrix-reorg.c (transform_allocation_sites): Likewise.
7752 (matrix_reorg): Use set_cfun.
7753 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
7754 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
7755 assignment to cfun; use set_cfun for the other.
7756 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
7757 (dump_function_to_file): Use push_cfun/pop_cfun here.
7758 * c-decl.c (finish_function): Use set_cfun.
7760 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7762 * regrename.c (rerename_optimize): Use deferred rescanning and
7763 insert explicit calls to rescan insns when changed.
7765 2007-09-05 Jan Hubicka <jh@suse.cz>
7767 * optabs.c (libfunc_entry): Change optab to integer.
7768 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
7769 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
7770 of pointers for hashing.
7772 2007-09-05 Jan Hubicka <jh@suse.cz>
7774 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
7776 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
7777 * see.c (pass_see): Likewise.
7778 * tracer.c (pass_tracer): Likewise.
7779 * postreload-gcse.c (pass_gcse2): Likewise.
7780 * postreload.c (pass_postreload_cse): Likewise.
7781 * mode-switching.c (pass_mode_switching): Likewise.
7782 * modulo-sched.c (pass_sms): Likewise.
7783 * cse.c (cse_insn): Likewise.
7784 * web.c (pass_web): Likweise.
7785 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
7786 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
7787 * loop-init.c (pass_rtl_loop_init): Likewise.
7788 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
7789 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
7790 * global.c (pass_global_alloc): Likewise.
7791 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
7792 pass_if_after_reload): Likewise.
7793 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
7794 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
7795 * regmove.c (pass_regmove): Likewise.
7796 * function.c (pass_thread_prologugues_epilogues): Likewise.
7797 * gcse.c (pass_gcse): Likewise.
7798 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
7799 * lower-subreg.c (pass_lower_subreg2): Likewise.
7800 * bt-load.c (pass_branch_target_load): Likewise.
7801 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
7802 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
7803 * combine.c (pass_combine): Likewise.
7804 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
7805 (pass_partition_blocks): Likewise.
7806 * var-tracking.c (pass_variable_track): Likewise.
7807 * reg-stack.c (pass_stack_regs_run): Likewise.
7808 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
7809 * passes.c (pass_postreload): Likewise.
7810 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
7811 * tree-pass.h (TODO_verify_rtl_sharing): New.
7812 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
7813 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
7814 TODO_set_props, TODO_df_finish, TODO_df_verify,
7815 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
7817 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7819 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
7820 fold_real_zero_addition_p, reorder_operands_p,
7821 div_if_zero_remainder, fold_undefer_overflow_warnings,
7822 int_binop_types_match_p, fold_convert_const_int_from_int,
7823 fold_convert_const_int_from_real,
7824 fold_convert_const_int_from_fixed,
7825 fold_convert_const_real_from_real,
7826 fold_convert_const_real_from_fixed,
7827 fold_convert_const_fixed_from_fixed,
7828 fold_convert_const_fixed_from_int,
7829 fold_convert_const_fixed_from_real, maybe_lvalue_p,
7830 fold_checksum_tree, fold_check_failed, print_fold_checksum,
7831 debug_fold_checksum, multiple_of_p): Constify.
7832 * tree-flow-inline.h (get_lineno): Likewise.
7833 * tree-flow.h (get_lineno): Likewise.
7834 * tree-object-size.c (compute_object_offset, addr_object_size,
7835 alloc_object_size, pass_through_call): Likewise.
7836 * tree-pretty-print.c (op_symbol, print_call_name,
7837 print_struct_decl, do_niy): Likewise.
7838 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
7839 debug_fold_checksum): Likewise.
7841 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
7844 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
7845 note, remove the associated REG_RETVAL note.
7847 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7849 * config.gcc (powerpc*-*-*): Install
7850 spu2vmx.h, vec_types.h, and si2vmx.h headers.
7851 * config/rs6000/spu2vmx.h: New header.
7852 * config/rs6000/si2vmx.h: New header.
7853 * config/rs6000/vec_types.h: New header.
7855 2007-09-05 Ben Elliston <bje@au.ibm.com>
7857 * varasm.c (initializer_constant_valid_p): Fix comment typo.
7859 2007-09-05 Ben Elliston <bje@au.ibm.com>
7861 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
7863 (__stdcx): Make asm volatile.
7864 (__stwcx, __stdcx): Return only 0 or 1.
7866 2007-09-05 Jan Hubicka <jh@suse.cz>
7870 2007-09-04 Jan Hubicka <jh@suse.cz>
7871 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
7873 2007-09-04 Richard Guenther <rguenther@suse.de>
7874 * tree-ssa-operands.c (add_virtual_operand): Only mark
7875 stores as has_volatile_ops if alias information is not available.
7877 2007-09-05 Jakub Jelinek <jakub@redhat.com>
7879 * config/rs6000/tramp.asm: Include config.h.
7880 Check __PIC__ or __pic__ macro instead of SHARED.
7882 PR rtl-optimization/32300
7883 * see.c (see_copy_insn): New function.
7884 (see_def_extension_not_merged, see_merge_one_use_extension,
7885 see_merge_one_def_extension): Use it. Avoid changing
7886 PREV_INSN/NEXT_INSN chains directly, insted emit insns
7887 into sequences. Call df_insn_delete on temporary insns
7888 that won't be emitted into the insn stream.
7889 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
7890 and run df_process_deferred_rescans () before run_fast_dce.
7892 PR tree-optimization/33017
7893 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
7894 recurse for pure or const function calls.
7896 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7898 * c-format.c: Include alloc-pool.h.
7899 (check_format_info_main): New argument fwt_alloc. Use allocation
7900 pool instead of GC. Remove GC deallocation code.
7901 (check_format_arg): Create allocation pool, pass it to
7902 check_format_info_main and free it afterwards.
7903 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
7905 2007-09-05 Ben Elliston <bje@au.ibm.com>
7907 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
7908 Rename count macro arugment for clarity.
7909 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
7910 (__protected_stream_set): Likewise, pass 0.
7912 2007-09-04 Jan Hubicka <jh@suse.cz>
7914 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
7916 2007-09-04 Jan Hubicka <jh@suse.cz>
7918 * invoke.texi (-finline-small-functions): Document.
7919 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
7920 when deciding what is inlinable.
7921 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
7922 (cgraph_decide_inlining_of_small_function): Handle new flags.
7923 (cgraph_decide_inlining_incrementally): Likewise.
7924 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
7925 * common.opt (finline-small-functions): New.
7926 * Makefile.in (build/gengtype.o-warn): Work around PR29478
7928 2007-09-04 Richard Guenther <rguenther@suse.de>
7930 * tree-ssa-operands.c (add_virtual_operand): Only mark
7931 stores as has_volatile_ops if alias information is not available.
7933 2007-09-04 Andrew Haley <aph@redhat.com>
7935 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
7937 2007-09-04 Andrew Haley <aph@redhat.com>
7939 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
7940 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
7941 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
7943 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
7946 * common.opt: Mention ABI version 2 in comment.
7948 2007-09-04 Jan Hubicka <jh@suse.cz>
7950 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
7951 (libfunc_entry): New structure.
7952 (libfunc_hash): New hashtable.
7953 (hash_libfunc): New function.
7954 (eq_libfunc): New function.
7955 (convert_optab_libfunc): New function.
7956 (optab_libfunc): New function.
7957 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
7958 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
7959 expand_float, expand_fix, new_optab, new_convert_optab):
7960 Update for new libfunc API.
7961 (init_libfunc, init_integral_libfuncs,
7962 init_floating_libfuncs, init_interclass_conv_libfuncs
7963 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
7964 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
7965 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
7966 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
7967 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
7968 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
7969 gen_extend_conv_libfunc): New.
7970 (init_one_libfunc): Revamp for hashtables.
7971 (set_conv_libfunc): Likewise.
7972 (init_optabs): Initialize hashtable; use lazy initialization where
7974 * optabs.h (optab_handlers): Move out of GGC.
7975 (optab, convert_optab): Move out of GGC; add lazy gen info.
7976 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
7977 (optab_libfunc, convert_optab_libfunc): New.
7978 * builtins.c (expand_builtin_powi): Update for new API.
7979 * expr.c (convert_move): Likewise.
7980 * expmed.c (expand_divmod): Likewise.
7982 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
7984 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
7985 GOT pointer only if there is a constant pool. Use the allocated space
7988 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
7990 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
7993 2007-09-04 Revital Eres <eres@il.ibm.com>
7994 Richard Guenther <rguenther@suse.de>
7995 R. Clint Whaley <whaley@cs.utsa.edu>
7997 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
7999 * tree-tailcall.c (process_assignment): Use -fassociative-math
8000 when reodering operands of floating-point type.
8001 * fold-const.c (fold_comparison, fold_binary): Use
8002 -fassociative-math and -freciprocal-math instead of
8003 -funsafe-math-optimization flag.
8004 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
8005 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
8006 -freciprocal-math instead of -funsafe-math-optimizations.
8007 * opts.c (set_fast_math_flags): Set -freciprocal-math and
8008 -fassociative-math when -ffast-math is set.
8009 (set_unsafe_math_optimizations_flags): New Function
8010 to set -freciprocal-math and -fassociative-math when
8011 -funsafe-math-optimizations is set.
8012 (common_handle_option): Call it.
8013 * tree-vectorizer.c (vect_is_simple_reduction): Use
8014 -fassociative-math when doing reduction on floats.
8015 * loop-unroll.c (analyze_insn_to_expand_var): Use
8016 -fassociative-math when expanding an accumulator of type float.
8017 * simplify-rtx.c (simplify_binary_operation_1): Use
8018 -fassociative-math and -freciprocal-math when reordeing operands
8019 of floating-point type.
8020 * combine.c (combine_simplify_rtx): Likewise.
8021 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
8023 * common.opt (-fassociative-math, -freciprocal-math): New flags.
8025 2007-09-04 Paolo Carlini <pcarlini@suse.de>
8028 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
8030 2007-09-04 Jan Hubicka <jh@suse.cz>
8032 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
8034 2007-09-04 Jan Hubicka <jh@suse.cz>
8036 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
8037 and corresponding MATCH_DUP.
8039 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
8042 * combine.c (subst): Do not try to simplify X if it represents load
8043 of FP constant from the constant pool via float extension.
8045 2007-09-04 Ben Elliston <bje@au.ibm.com>
8047 * c-opts.c: Include "tm_p.h".
8048 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
8050 2007-09-04 Richard Guenther <rguenther@suse.de>
8052 PR tree-optimization/33291
8053 * tree-pretty-print.c (dump_generic_node): Dump all
8054 qualifiers for pointer types, not only first. Dump
8055 qualifiers for aggregate types as well.
8056 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
8057 use the canonical type for building ARRAY_REFs.
8058 * gimplify.c (canonicalize_addr_expr): Clean up. The
8059 correct validness check is compatibility of the pointer
8060 types. Always use the canonical type for building
8061 ARRAY_REFs and ADDR_EXPRs.
8062 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
8063 change that disabled propagation of ADDR_EXPRs into statements
8066 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8068 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
8069 (umulsi3_highpart): Make into expanders; existing insns are
8070 now named *[insn]_nov6. Add stars to existing [insn]_v6
8071 counterparts' names.
8073 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
8075 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
8076 (unprotoize.o): Remove SHLIB_MULTILIB.
8078 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
8080 * doc/extend.texi: Document progmem attribute for AVR.
8082 2007-09-03 Anatoly Sokolov <aesok@post.ru>
8085 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
8087 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8089 * optabs.c (expand_ffs): Initialize val and defined_at_zero
8092 * optabs.c: Remove unnecessary forward declarations.
8093 (expand_unop_direct): New, broken out of expand_unop.
8094 (expand_doubleword_clz): New.
8095 (expand_ctz): Move above expand_ffs. Use
8096 start_sequence, end_sequence, add_equal_note, and
8097 expand_unop_direct. Add more commentary.
8098 (expand_ffs): Try both ctz optab and expand_ctz.
8099 Generate a test and branch if the hardware doesn't give us
8100 a useful value for input zero. Style improvements similar to
8103 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
8105 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8107 * config.gcc: Delete stanza for arm-semi-aof and
8108 armel-semi-aof targets.
8109 * config/arm/arm-protos.h
8111 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
8112 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
8113 delete aof_pic_label and remove mention of AOF in comments.
8114 * config/arm/arm.md: Delete patterns used only for AOF assembly.
8116 * config/arm/semiaof.h
8117 * config/arm/t-semi: Delete file.
8119 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8121 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
8122 CONST_CAST_BB): New macros for type-specific casts.
8123 (CONST_CAST): Add a TYPE parameter and define it in terms of
8126 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
8127 * c-lex.c (cb_ident, lex_string): Likewise,
8128 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
8129 * config/i386/i386.c (ix86_function_regparm,
8130 ix86_function_sseregparm): Use CONST_CAST_TREE.
8131 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
8133 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
8134 give_switch, set_multilib_dir): Likewise,
8135 * gengtype-parse.c (string_seq, typedef_name): Likewise,
8136 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
8137 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
8138 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
8139 * prefix.c (update_path): Likewise,
8140 * pretty-print.c (pp_base_destroy_prefix): Likewise,
8141 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
8142 * tree-cfg.c (tree_can_merge_blocks_p,
8143 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
8144 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
8145 * tree.c (build_string): Supply a TYPE for CONST_CAST.
8146 (attribute_list_contained): Use CONST_CAST_TREE.
8148 2007-09-03 Krister Walfridsson <cato@df.lth.se>
8150 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
8152 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8155 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
8156 before forcing them into a register.
8158 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8160 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
8161 rather than define_code_macro.
8163 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8165 * gcc.c (xputenv): New function.
8166 (putenv_from_prefixes): Use xputenv instead of putenv.
8167 (process_command): Use xputenv instead of putenv.
8168 (set_collect_gcc_options): Use xputenv instead of putenv.
8169 (main): Use xputenv instead of putenv.
8171 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
8173 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
8174 availability of swap instruction.
8175 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
8177 2007-09-03 Revital Eres <eres@il.ibm.com>
8179 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
8182 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
8183 Ayal Zaks <zaks@il.ibm.com>
8184 Revital Eres <eres@il.ibm.com>
8186 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
8187 compute_split_row): New functions.
8188 (ps_unschedule_node): Remove.
8189 (normalize_sched_times): Iterate over the already scheduled
8190 insns instead of the number of nodes.
8191 (MAX_SPLIT_NUM): New definition.
8192 (sms_schedule_by_order): Change the scheduling heuristic to
8193 avoid useless increases of initiation interval ii.
8194 (get_sched_window): Add dump printouts.
8196 2007-09-02 David Daney <ddaney@avtrex.com>
8198 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
8199 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
8200 (optab, insn): Add more attributes.
8201 (fetchop_bit): New code macro.
8202 (immediate_insn): New code macro attribute.
8203 (sync): Change condition to ISA_HAS_SYNC.
8204 (rdhwr): Change predicate for operand 0 to register_operand.
8205 (memory_barrier): New expand.
8206 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
8207 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8208 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8209 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8210 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
8211 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
8212 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
8213 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8214 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
8216 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
8217 Hans-Peter Nilsson <hp@axis.com>
8219 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
8220 Defined to describe availability and behavior of CLZ.
8221 * config/cris/cris.md (clzsi2): Implement using lz instruction.
8222 * config/cris/cris.opt: Tweak comment for "-metrax4".
8223 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
8224 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
8225 (count_leading_zeros): Define.
8227 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8229 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
8231 2007-09-02 Joseph Myers <joseph@codesourcery.com>
8235 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
8238 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
8240 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
8241 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
8242 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
8243 sched-deps.c, sched-int.h, system.h, target.h,
8244 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
8245 tree.def: Fix comment typos.
8247 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
8249 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
8250 (override_options): Turn on -mstrict-align on non-ColdFire
8252 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
8254 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8256 * c-common.c (const_strip_array_types): Delete.
8257 * c-common.h (const_strip_array_types): Likewise.
8258 * emit-rtl.c (const_next_insn, const_previous_insn,
8259 const_next_nonnote_insn, const_prev_nonnote_insn,
8260 const_next_real_insn, const_prev_real_insn,
8261 const_next_active_insn, const_prev_active_insn, const_next_label,
8262 const_prev_label): Delete.
8263 * gimple-low.c (block_may_fallthru): Use expr_last.
8264 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
8265 * rtl.h (const_previous_insn, const_next_insn,
8266 const_prev_nonnote_insn, const_next_nonnote_insn,
8267 const_prev_real_insn, const_next_real_insn,
8268 const_prev_active_insn, const_next_active_insn, const_prev_label,
8269 const_next_label): Delete.
8270 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
8271 * system.h (CONST_CAST): Update comment.
8272 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
8273 (const_first_stmt, const_last_stmt): Delete.
8274 (tree_block_ends_with_condjump_p): Use last_stmt.
8275 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
8276 * tree-iterator.c (const_expr_first, const_expr_last,
8277 const_expr_only): Delete.
8278 * tree.c (const_lookup_attribute): Likewise.
8279 (attribute_list_contained): Use lookup_attribute.
8280 * tree.h (const_lookup_attribute, const_expr_first,
8281 const_expr_last, const_expr_only): Delete.
8283 2007-09-01 Richard Guenther <rguenther@suse.de>
8285 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
8286 instead of TREE_THIS_VOLATILE.
8287 * tree-ssa-operands.c (add_virtual_operand): Do not set
8288 has_volatile_ops. Do not check s_ann for NULL.
8289 (get_indirect_ref_operands): Likewise.
8290 (get_expr_operands): Likewise. For all reference trees
8291 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
8292 check base of reference for TREE_THIS_VOLATILE.
8294 2007-09-01 Richard Guenther <rguenther@suse.de>
8296 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
8297 between integral types. Also allow conversions between
8300 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8302 * optabs.c (prepare_float_lib_cmp): Use
8303 libgcc_cmp_return_mode instead of word_mode.
8304 * config/dfp-bit.h: Likewise.
8305 * config/fp-bit.h: Likewise.
8306 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
8308 (spu_libgcc_shift_count_mode): New function.
8309 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
8310 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
8312 2007-08-31 Joseph Myers <joseph@codesourcery.com>
8314 * tree-pretty-print.c: Include output.h.
8315 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
8316 HOST_WIDE_INT_PRINT_DEC.
8317 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
8319 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
8321 PR rtl-optimization/33224
8322 * loop-iv.c (latch_dominating_def): Check that the definition belongs
8323 to the analysed region.
8325 2007-08-31 Richard Guenther <rguenther@suse.de>
8327 * function.c (allocate_struct_function): Do not set
8328 current_function_returns_pointer.
8329 * function.h (struct var_refs_queue): Remove.
8330 (struct simple_obstack_stack): Likewise.
8331 (struct function): Remove fixup_var_refs_queue member.
8332 Remove returns_pointer flag.
8333 (current_function_returns_pointer): Remove define.
8335 2007-08-31 Nick Clifton <nickc@redhat.com>
8337 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
8338 secondary keys in order to obtain a stable sort.
8340 2007-08-31 Nick Clifton <nickc@redhat.com>
8343 * config/m32r/constraints.md: Add W constraint for integer zero.
8344 * config/m32r/m32r.md (get_pc): Use W and i constraints.
8345 Fix length calculation by using alternatives.
8347 2007-08-31 Richard Sandiford <richard@codesourcery.com>
8349 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
8350 split out from expand_binop.
8351 (avoid_expensive_constant): New function.
8352 (expand_binop_directly): Remove commutative_op argument and
8353 (expand_binop_directly): Remove commutative_op argument and
8354 call cummutative_optab_p instead. Do not change op0 or op1
8355 when swapping xop0 and xop1. Apply avoid_expensive_constant
8356 to each argument after potential swapping. Enforce the
8357 canonical order of commutative operands.
8358 (expand_binop): Use shift_optab_p and commutative_optab_p.
8359 Update the calls to expand_binop_directly. Only force constants
8360 into registers when widening an operation. Only swap operands
8361 once a direct expansion has been rejected.
8362 (expand_twoval_binop): Only force constants into registers when
8363 using a direct expansion.
8365 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
8367 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
8368 (sched_analyze_insn): Don't postprocess speculative dependencies when
8369 target has no scheduling.
8370 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
8371 'uninitialized' warning.
8373 2007-08-31 Richard Guenther <rguenther@suse.de>
8375 * tree.c (build_complex_type): Always set TYPE_NAME for
8378 2007-08-31 Olivier Hainque <hainque@adacore.com>
8380 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
8381 internal macro. Default alignment factor for csect directives, chosen
8382 to match what BIGGEST_ALIGNMENT allows.
8383 (DATA_SECTION_ASM_OP): Use it.
8384 * config/rs6000/rs6000.c
8385 (rs6000_xcoff_output_readonly_section_asm_op):
8386 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
8387 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
8389 2007-08-31 Olivier Hainque <hainque@adacore.com>
8391 * dbxout.c (dbxout_block): Move declaration within the first
8392 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
8393 block to include the definition, together with the associated
8396 2007-08-31 David Edelsohn <edelsohn@gnu.org>
8397 Revital Eres <eres@il.ibm.com>
8399 * doc/invoke.texi (-mpaired): Document flag.
8400 * config.gcc: Include paired.h in powerpc extra_headers and
8401 750cl.h in powerpc-*-linux*paired*.
8402 * config/rs6000/rs6000.opt (-mpaired): New flag.
8403 * config/rs6000/rs6000.c (paired_init_builtins,
8404 paired_expand_builtin, paired_expand_lv_builtin,
8405 paired_expand_stv_builtin, paired_expand_predicate_builtin):
8406 New functions to support the paired single builtin functions.
8407 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
8408 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
8410 (bdesc_paired_preds): New structure for paired predicate
8412 (rs6000_expand_builtin): Expand paired single builtins.
8413 (rs6000_init_builtins): Init paired single builtins.
8414 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
8415 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
8416 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
8417 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
8418 (rs6000_vector_mode_supported_p): Support paired vector mode.
8419 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
8420 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
8422 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
8423 (DATA_ALIGNMENT): Likewise.
8424 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
8425 (rs6000_builtins): Add PAIRED builtins.
8426 * config/rs6000/rs6000.md: Include paired.md.
8427 * config/rs6000/paired.h: New.
8428 * config/rs6000/paired.md: New.
8429 * config/rs6000/750cl.h: New.
8430 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
8432 2007-08-30 Ollie Wild <aaw@google.com>
8434 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
8435 * gcc.c (default_compilers): Add -fno-directives-only to
8436 @assembler-with-cpp.
8438 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
8442 * regclass.c (initial_fixed_regs): Revert previous change and make
8444 (initial_call_used_regs): Likewise.
8445 (initial_call_really_used_regs): Delete, reverting previous addition.
8446 (initial_reg_names): Likewise.
8447 (init_reg_sets): Revert previous change.
8448 (saved_fixed_regs): New.
8449 (saved_call_used_regs): New.
8450 (saved_call_really_used_regs): New.
8451 (saved_reg_names): New.
8452 (save_register_info): New.
8453 (restore_register_info): New.
8454 (init_reg_sets_1): Replace reset of register info with call to
8455 restore_register_info.
8456 * rtl.h (save_register_info): Declare.
8457 * toplev.c (backend_init): Call save_register_info.
8459 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8461 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
8462 from the original statement.
8464 2007-08-30 Chao-ying Fu <fu@mips.com>
8466 * c-lex.c (interpret_fixed): Declare.
8467 (interpret_float): Process _Fract and _Accum.
8468 (interpret_fixed): New function.
8469 * final.c (output_addr_const): Process CONST_FIXED.
8470 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
8471 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
8473 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
8475 (simplify_immed_subreg): Support CONST_FIXED.
8476 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
8477 (simplify_subreg): Support CONST_FIXED.
8479 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8481 * config/rs6000/ppu_intrinsics.h: New file.
8482 * config.gcc (powerpc*-*-* <extra_headers>): Install
8485 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8487 * cfg.c (dump_flow_info): Change to also print entry and exit
8489 * print-rtl.c (print_rtl_single): Allow to print rtl with
8492 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8494 * df-core.h (df_dump_region): New function.
8495 * df.h (df_dump_region): New function.
8496 * loop-invariant.c (find_defs): Add call to df_dump_region.
8497 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
8500 2007-08-30 Jakub Jelinek <jakub@redhat.com>
8503 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
8504 true if any of the compare_section_name calls returned true,
8505 rather than if any returned false.
8507 2007-08-30 Richard Guenther <rguenther@suse.de>
8509 PR tree-optimization/33199
8510 * tree-ssa-structalias.c (handle_lhs_call): New function.
8511 (find_func_aliases): In non-IPA mode make sure that for
8512 calls that return a pointer we add a constraint for the
8513 result to point to anything.
8515 2007-08-30 Richard Guenther <rguenther@suse.de>
8517 * doc/invoke.texi (-mveclibabi): Document new target option.
8518 * config/i386/i386.opt (-mveclibabi): New target option.
8519 * config/i386/i386.c (ix86_veclib_handler): Handler for
8520 vectorization library support.
8521 (override_options): Handle the -mveclibabi option, initialize
8522 the vectorization library handler.
8523 (ix86_builtin_vectorized_function): As fallback call the
8524 vectorization library handler, if set.
8525 (ix86_veclibabi_acml): New static function for ACML ABI style
8526 vectorization support.
8528 2007-08-30 Jakub Jelinek <jakub@redhat.com>
8530 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
8531 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
8532 SImode and update m. Don't run gen_lowpart_common on arbitrary
8533 memory address, force it to register first.
8536 * dce.c (dce_process_block): Don't delete setters of
8537 artificially used registers.
8539 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8541 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
8542 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
8543 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
8545 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8547 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
8549 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
8550 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
8552 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8554 * system.h: Activate -Wcast-qual as warning-only.
8556 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
8559 * config/rs6000/rs6000.c (compare_section_name): New function.
8560 (rs6000_elf_in_small_data_p): Compare section prefixes instead
8563 2007-08-29 Olivier Hainque <hainque@adacore.com>
8565 * xcoffout.c: #include debug.h.
8566 * Makefile.in (xcoffout.o): Add debug.h dependency.
8568 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
8570 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
8571 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
8573 2007-08-29 Richard Guenther <rguenther@suse.de>
8575 * tree-pretty-print.c (dump_generic_node): Print
8576 label DECL_UID as D.%u.
8577 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
8579 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8581 * builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
8582 * builtins.def (BUILT_IN_REALLOC): New builtin.
8584 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
8587 * tree.c (build_type_attribute_qual_variant): Set canonical types
8588 on the final, unqualified attribute variant before building the
8591 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8593 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
8594 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
8596 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8599 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8600 * config/bfin/bfin.md (composev2hi): Put operands into vector
8603 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8605 * config/bfin/bfin.md (composev2hi): Put operands into vector
8608 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8610 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
8611 attribute when appropriate.
8612 (bfin_handle_l1_text_attribute): New.
8613 (bfin_handle_l1_data_attribute): New.
8614 (bfin_attribute_table): Add attributes: l1_text, l1_data,
8615 l1_data_A and l1_data_B.
8616 * doc/extend.texi (node Function Attributes): Document l1_text
8618 (Variable Attributes): Add Blackfin subsection. Document l1_data,
8619 l1_data_A and l1_data_B variable attributes.
8621 2007-08-28 Jie Zhang <jie.zhang@analog.com>
8623 * config/bfin/bfin.opt (minline-plt): Add.
8624 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
8625 call to global functions.
8626 * doc/invoke.texi (Option Summary): Mention -minline-plt.
8627 (Blackfin Options): Document -minline-plt.
8629 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
8631 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
8632 given a non-function.
8633 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
8635 2007-08-28 DJ Delorie <dj@redhat.com>
8637 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
8639 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8641 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
8643 2007-08-28 Richard Guenther <rguenther@suse.de>
8645 * tree.h (struct tree_function_decl): Increase size of
8646 function_code bitfield.
8648 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
8649 Kazu Hirata <kazu@codesourcery.com>
8651 * config/m68k/linux.h
8652 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
8653 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
8654 (m68k_return_in_memory): New.
8655 * config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
8658 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
8661 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
8662 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
8663 operand) when top VEC_SELECT extracts scalar element.
8664 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
8665 (*vec_extract_v4sf_mem): Ditto.
8667 2007-08-28 Jakub Jelinek <jakub@redhat.com>
8670 * passes.c (init_optimization_passes): Move pass_df_finish
8671 after pass_postreload sublist.
8673 PR rtl-optimization/33148
8674 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
8675 (neg (lt X 0)) if X has scalar int mode.
8678 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
8679 initializer, use build_vector_from_ctor if possible to create
8680 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
8681 even after this, return NULL.
8683 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
8685 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
8687 2007-08-28 Richard Guenther <rguenther@suse.de>
8689 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
8690 (struct tree_function_decl): Make function_code a bitfield.
8691 Add disregard_inline_limits flag.
8692 * cgraphunit.c (cgraph_process_new_functions): Check
8693 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
8694 (cgraph_preserve_function_body_p): Likewise.
8695 * ipa-inline.c (compute_inline_parameters): Likewise.
8696 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
8697 for GNU C extern inline functions.
8698 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
8699 * tree-inline.c (disregard_inline_limits_p): Remove.
8700 * tree-inline.h (disregard_inline_limits_p): Likewise.
8701 * c-common.c (handle_always_inline_attribute): Set
8702 DECL_DISREGARD_INLINE_LIMITS.
8703 * langhooks.c (add_builtin_function): Verify the function code
8704 fits in the bitfield.
8706 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
8707 Vladimir Yanovsky <yanov@il.ibm.com>
8708 Revital Eres <eres@il.ibm.com>
8709 Andrey Belevantsev <abel@ispras.ru>
8711 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
8713 * modulo-sched.c: Add documentation regarding do-loop.
8714 (doloop_register_get): Change number of arguments to support
8715 the new do-loop pattern and check whether COUNT_REG has no other
8716 occurences in the loop besides in the control part.
8717 (duplicate_insns_of_cycles): Do not duplicate the insn which
8718 changes count_reg as it is already adjusted.
8719 (generate_prolog_epilog): New argument to support the new
8720 do-loop pattern. Change the subtract instruction to use
8721 expand_simple_binop. Call duplicate_insns_of_cycles with new
8723 (sms_schedule): Call doloop_register_get and
8724 generate_prolog_epilog with new argument. Do not handle loops
8725 with single sets insns with subreg in their lhs.
8726 * loop-doloop.c (doloop_optimize): Support for another do-loop
8728 (doloop_condition_get): Gets an instruction instead of a pattern
8729 and change the return condition when the do-loop pattern is
8731 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
8732 deps when considering to not create edges.
8734 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
8736 * doc/extend.texi (gnu_inline funtion attribute): Document C++
8739 2007-08-27 Jason Merrill <jason@redhat.com>
8742 * gimplify.c (gimplify_modify_expr): Discard the assignment of
8743 zero-sized types after calling gimplify_modify_expr_rhs.
8745 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
8747 * regclass.c (init_reg_autoinc): Fix typo.
8749 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
8751 Fix PR tree-optimization/33173
8752 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
8754 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
8757 * config/i386/i386.h (VALID_DFP_MODE_P): New.
8758 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
8761 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
8762 David Ung <davidu@mips.com>
8763 Nigel Stephens <nigel@mips.com>
8765 Separate target-specific initialization from general
8766 back-end initialization.
8768 * toplev.c (init_alignments): New, split out from...
8769 (process_options): ...here.
8770 (backend_init_target): New, split out from...
8771 (backend_init): ...here.
8772 (lang_dependent_init_target): New, split out from...
8773 (lang_dependent_init): ...here.
8774 (target_reinit): New.
8775 * toplev.h (target_reinit): Declare.
8776 * expr.c (init_expr_target): Renamed from init_expr_once, since it
8777 now can be called more than once. Update comments.
8778 * expr.h (init_expr_target): Likewise.
8779 * alias.c (init_alias_target): Renamed from init_alias_once, since it
8780 now can be called more than once. Explicitly zero
8781 static_reg_base_value.
8782 * emit-rtl.c (init_emit_regs): New, split out from...
8783 (init_emit_once): Here.
8784 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
8785 non-const, so that changes from command-line arguments can overwrite
8786 values provided by the static initializers.
8787 (initial_call_really_used_regs): New, used similarly to the above.
8788 (initial_reg_names): Likewise.
8789 (last_mode_for_init_move_cost): Promoted function-local static to
8790 file-scope static to make it accessible outside init_move_cost.
8791 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
8792 Do not initialize inv_reg_alloc_order yet, either. Do initialize
8793 reg_names since it is needed for parsing command-line options.
8794 (init_move_cost): Use last_mode_for_init_move_cost instead of
8795 function-local static.
8796 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
8797 call_really_used_regs now. Reinitialize reg_names. Also
8798 initialize inv_reg_alloc_order. Zero reg_class_subunion and
8799 reg_class_superunion. Clear losing_caller_save_reg_set.
8800 Preserve global registers if called more than once. Reset
8801 move cost, may_move_in_cost, may_move_out_cost, and
8802 last_mode_for_init_move_cost.
8803 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
8804 can now be invoked more than once. Update comments.
8805 (init_regs): Update comments.
8806 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
8807 and initial_call_really_used_regs, instead of the non-initial
8808 variables. This allows us to save the command-line register settings
8809 after target reinitialization.
8810 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
8811 * rtl.h (init_emit_regs): Declare.
8812 (init_reg_modes_target, init_alias_target): Renamed as described
8814 * reload1.c (init_reload): Update comments.
8815 * optabs.c (init_optabs): Likewise.
8816 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
8818 2007-08-26 Chao-ying Fu <fu@mips.com>
8820 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
8823 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8825 * alias.c (memory_modified_1, memory_modified_in_insn_p):
8827 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
8829 * bb-reorder.c (copy_bb_p): Likewise.
8830 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
8831 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
8832 block_ends_with_condjump_p): Likewise.
8833 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
8834 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
8835 block_ends_with_condjump_p): Likewise.
8836 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
8837 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
8838 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
8839 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
8840 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
8841 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
8842 debug_true_const_tree instad of debug_true_tree.
8843 * debug.c (do_nothing_debug_hooks): Likewise.
8844 * debug.h (ignore_block, debug_true_const_tree): Constify.
8845 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
8846 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
8847 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
8848 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
8849 dbx_reg_number, is_based_loc, field_type,
8850 simple_type_align_in_bits, simple_decl_align_in_bits,
8851 simple_type_size_in_bits, field_byte_offset, insert_float,
8852 type_tag, member_declared_type, is_redundant_typedef,
8853 secname_for_decl, is_inlined_entry_point): Likewise.
8854 * emit-rtl.c (const_next_insn, const_previous_insn,
8855 const_next_nonnote_insn, const_prev_nonnote_insn,
8856 const_next_real_insn, const_prev_real_insn,
8857 const_next_active_insn, const_prev_active_insn, const_next_label,
8858 const_prev_label): Likewise.
8859 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
8861 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
8862 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
8863 sched_insn_is_legitimate_for_speculation_p): Likewise.
8864 * jump.c (reversed_comparison_code_parts,
8865 reversed_comparison_code, reversed_comparison, condjump_label):
8867 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
8868 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
8870 * rtl.h (const_previous_insn, const_next_insn,
8871 const_prev_nonnote_insn, const_next_nonnote_insn,
8872 const_prev_real_insn, const_next_real_insn,
8873 const_prev_active_insn, const_next_active_insn, const_prev_label,
8874 const_next_label, modified_between_p, modified_in_p,
8875 const_note_storeskeep_with_call_p, condjump_label,
8876 reversed_comparison, reversed_comparison_code,
8877 reversed_comparison_code_parts, memory_modified_in_insn_p,
8878 stack_regs_mentioned): Likewise.
8879 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
8880 keep_with_call_p): Likewise.
8881 * sched-deps.c (deps_may_trap_p, sched_get_condition,
8882 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
8883 sd_lists_size, sd_lists_empty_p): Likewise.
8884 * sched-int.h (sched_insns_conditions_mutex_p,
8885 haifa_classify_insn, no_real_insns_p,
8886 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
8887 sd_lists_size, sd_lists_empty_p): Likewise.
8888 * sdbout.c (sdb_debug_hooks): Likewise.
8889 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
8890 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
8891 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
8893 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
8894 tree_can_throw_internal): Likewise.
8895 * tree-flow-inline.h (phi_nodes): Likewise.
8896 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
8897 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
8898 * tree-gimple.c (const_get_call_expr_in): Likewise.
8899 * tree-gimple.h (const_get_call_expr_in): Likewise.
8900 * tree.c (const_lookup_attribute, attribute_list_equal,
8901 attribute_list_contained): Likewise.
8902 * tree.h (attribute_list_equal, attribute_list_contained,
8903 const_lookup_attribute): Likewise.
8904 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
8906 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
8908 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
8909 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
8911 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
8914 * config/alpha/constraints.md: Delete "svn:mime-type" property
8915 with svn propdel "svn:mime-type".
8917 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
8920 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
8921 non NOTE insn doesn't cross basic block.
8922 (noce_try_abs): Likewise.
8923 (noce_process_if_block): Likewise.
8925 2007-08-26 David Edelsohn <edelsohn@gnu.org>
8928 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
8929 operand without auto-inc-dec.
8930 * config/rs6000/rs6000.md (floatsidf2_internal): Use
8931 offsettable_mem_operand.
8932 (floatunssidf2_internal): Same.
8933 (fix_truncdfsi2_internal): Same.
8934 (floatsidf_ppc64): Same.
8935 (floatunssidf_ppc64): Same.
8936 (fix_trunctfsi2_internal): Same.
8938 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
8941 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
8942 pass defines needed for version.c.
8944 2007-08-25 Joseph Myers <joseph@codesourcery.com>
8946 * configure.ac (--debug-prefix-map check): Change assembler
8947 version presumed to have feature to 2.18.
8948 * configure: Regenerate.
8950 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8952 * c-common.c (vector_types_convertible_p,
8953 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
8954 self_promoting_args_p): Constify.
8955 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
8956 c_promoting_integer_type_p, self_promoting_args_p,
8957 anon_aggr_type_p, vector_types_convertible_p): Likewise.
8958 * c-decl.c (anon_aggr_type_p): Likewise.
8959 * * c-dump.c (dump_stmt): Likewise.
8960 * c-objc-common.c (has_c_linkage): Likewise.
8961 * c-tree.h (same_translation_unit_p): Likewise.
8962 * c-typeck.c (null_pointer_constant_p,
8963 tagged_types_tu_compatible_p, function_types_compatible_p,
8964 type_lists_compatible_p, lvalue_or_else, lvalue_p,
8965 comptypes_internal, struct tagged_tu_seen_cache,
8966 same_translation_unit_p, alloc_tagged_tu_seen_cache,
8967 c_size_in_bytes): Likewise.
8968 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
8969 hash_ptr, eq_ptr): Likewise.
8970 * langhooks-def.h (lhd_decl_ok_for_sibcall,
8971 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
8972 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
8973 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
8975 * optabs.c (optab_for_tree_code): Likewise.
8976 * optabs.h (optab_for_tree_code): Likewise.
8977 * rtl.h (simplify_rtx): Likewise.
8978 * simplify-rtx.c (simplify_rtx): Likewise.
8979 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
8980 dump_flag, dump_node): Likewise.
8981 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
8982 queue_and_dump_type, dump_flag): Likewise.
8983 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
8984 * tree-pass.h (dump_node): Likewise.
8985 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
8986 supportable_narrowing_operation): Likewise.
8987 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
8988 supportable_narrowing_operation): Likewise.
8989 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
8990 is_negative_overflow_infinity, is_positive_overflow_infinity,
8991 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
8992 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
8993 update_value_range, add_equivalence, ssa_name_nonnegative_p,
8994 ssa_name_nonzero_p, fp_predicate): Likewise.
8995 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
8996 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
8997 ssa_name_nonnegative_p): Likewise.
8999 2007-08-25 Hans Kester <hans.kester@ellips.nl>
9001 * config.gcc : Add x86_64-elf target.
9003 2007-08-25 Jakub Jelinek <jakub@redhat.com>
9005 * expr.c (store_expr): Fix order of store_by_pieces arguments.
9007 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
9008 Nigel Stephens <nigel@mips.com>
9012 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
9013 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
9014 * expr.c (SET_BY_PIECES_P): Define.
9015 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
9016 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
9017 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
9019 * expr.h (SET_RATIO): Define.
9020 (can_store_by_pieces, store_by_pieces): Update prototypes.
9021 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
9022 can_store_by_pieces/store_by_pieces.
9023 (expand_builtin_memcpy_args): Likewise.
9024 (expand_builtin_strncpy): Likewise.
9025 (expand_builtin_memset_args): Likewise. Also remove special case
9026 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
9027 decide what to do instead.
9028 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
9029 to can_store_by_pieces.
9031 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
9032 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
9034 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
9035 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
9036 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
9037 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
9038 (STORE_BY_PIECES_P): Define.
9040 2007-08-24 Tom Tromey <tromey@redhat.com>
9042 * varpool.c (varpool_last_needed_node): Fix comment typo.
9043 * c-decl.c (duplicate_decls): Fix comment typo.
9044 (clone_underlying_type): Update comment.
9046 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9048 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
9049 alpha_in_small_data_p, alpha_split_complex_arg,
9050 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9052 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
9053 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
9055 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
9056 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9057 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
9058 * config/darwin.c (darwin_binds_local_p): Likewise.
9059 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
9061 * config/i386/i386-protos.h (i386_pe_binds_local_p,
9062 i386_pe_valid_dllimport_attribute_p): Likewise.
9063 * config/i386/i386.c (ix86_function_regparm,
9064 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
9065 x86_can_output_mi_thunk, ix86_mangle_type,
9066 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
9067 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
9068 i386_pe_binds_local_p): Likewise.
9069 * config/ia64/ia64.c
9070 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
9071 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
9072 ia64_invalid_conversion, ia64_invalid_unary_op,
9073 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9075 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
9076 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
9077 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9078 * config/mips/mips.c (mips_use_blocks_for_constant_p,
9079 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
9080 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9081 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
9082 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
9083 * config/pa/pa.c (pa_commutative_p): Likewise.
9084 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
9086 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
9087 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
9088 rs6000_use_blocks_for_constant_p,
9089 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
9090 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9091 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
9092 * config/s390/s390.c (s390_mangle_type,
9093 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
9095 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9096 th_in_small_data_p): Likewise.
9097 * config/sh/sh.c (sh_ms_bitfield_layout_p,
9098 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9100 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
9101 sparc_mangle_type): Likewise.
9102 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
9103 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
9104 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
9106 * hooks.c (hook_bool_mode_const_rtx_false,
9107 hook_bool_mode_const_rtx_true,
9108 hook_bool_const_tree_hwi_hwi_const_tree_false,
9109 hook_bool_const_tree_hwi_hwi_const_tree_true,
9110 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9111 hook_constcharptr_const_tree_null,
9112 hook_constcharptr_const_rtx_null,
9113 hook_constcharptr_const_tree_const_tree_null,
9114 hook_constcharptr_int_const_tree_null,
9115 hook_constcharptr_int_const_tree_const_tree_null): New.
9116 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9117 hook_bool_tree_hwi_hwi_tree_false,
9118 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9119 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9120 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9121 hook_constcharptr_int_tree_null,
9122 hook_constcharptr_int_tree_tree_null): Delete.
9123 (default_can_output_mi_thunk_no_vcall): Constify.
9124 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9125 hook_bool_tree_hwi_hwi_tree_false,
9126 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9127 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9128 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9129 hook_constcharptr_int_tree_null,
9130 hook_constcharptr_int_tree_tree_null): Delete.
9131 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
9132 hook_bool_const_tree_hwi_hwi_const_tree_false,
9133 hook_bool_const_tree_hwi_hwi_const_tree_true,
9134 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9135 hook_constcharptr_const_tree_null,
9136 hook_constcharptr_const_rtx_null,
9137 hook_constcharptr_const_tree_const_tree_null,
9138 hook_constcharptr_int_const_tree_null,
9139 hook_constcharptr_int_const_tree_const_tree_null): New.
9140 (default_can_output_mi_thunk_no_vcall): Constify.
9141 * integrate.c (function_attribute_inlinable_p): Likewise.
9142 * integrate.h (function_attribute_inlinable_p): Likewise.
9143 * jump.c (rtx_renumbered_equal_p): Likewise.
9144 * output.h (decl_readonly_section, categorize_decl_for_section,
9145 default_use_anchors_for_symbol_p, default_binds_local_p,
9146 default_binds_local_p_1): Likewise.
9147 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
9149 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9150 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
9151 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
9152 TARGET_COMP_TYPE_ATTRIBUTES,
9153 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
9154 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
9155 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
9156 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
9157 TARGET_DWARF_CALLING_CONVENTION): Likewise.
9158 * target.h (can_output_mi_thunk, needs_block_p,
9159 first_cycle_multipass_dfa_lookahead_guard_spec,
9160 vector_alignment_reachable, comp_type_attributes,
9161 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
9162 commutative_p, use_blocks_for_constant_p,
9163 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
9164 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
9165 invalid_within_doloop, valid_dllimport_attribute_p,
9166 split_complex_arg, invalid_arg_for_unprototyped_fn,
9167 invalid_conversion, invalid_unary_op, invalid_binary_op):
9169 * targhooks.c (default_invalid_within_doloop,
9170 hook_invalid_arg_for_unprototyped_fn,
9171 default_builtin_vector_alignment_reachable): Likewise.
9172 (hook_bool_rtx_commutative_p): Delete.
9173 (hook_bool_const_rtx_commutative_p): New.
9174 * targhooks.h (default_invalid_within_doloop,
9175 default_builtin_vector_alignment_reachable,
9176 hook_invalid_arg_for_unprototyped_fn): Constify.
9177 (hook_bool_rtx_commutative_p): Delete.
9178 (hook_bool_const_rtx_commutative_p): New.
9179 * varasm.c (bss_initializer_p, decl_default_tls_model,
9180 categorize_decl_for_section, decl_readonly_section,
9181 default_use_anchors_for_symbol_p, default_binds_local_p,
9182 default_binds_local_p_1): Constify.
9184 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9186 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9187 __NO_BUILTIN if -fno-builtin.
9189 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9191 * config/bfin/bfin.c (print_operand): Report error instead of
9192 ICE for wrong operand.
9194 2007-08-24 Michael Matz <matz@suse.de>
9196 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
9198 2007-08-24 Richard Guenther <rguenther@suse.de>
9201 * tree-ssa.c (useless_type_conversion_p): Split into a
9202 recursive and a non-recursive part.
9203 (useless_type_conversion_p_1): New function.
9204 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
9205 from maybe_fold_offset_to_reference is trivially convertible
9206 to the desired type before doing the simplification.
9208 2007-08-24 Jakub Jelinek <jakub@redhat.com>
9210 * expr.c (store_expr): Optimize initialization of an array
9212 * expr.h (builtin_strncpy_read_str): New prototype.
9213 * builtins.c (builtin_strncpy_read_str): Remove prototype.
9216 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
9219 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
9220 field when initializing if_info structure.
9222 2007-08-24 Richard Guenther <rguenther@suse.de>
9224 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
9226 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
9227 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
9228 * tree-inline.c (inlinable_function_p): Fold in common parts of
9229 the cannot_inline_tree_fn langhook.
9230 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
9231 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
9232 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9233 cannot_inline_tree_fn langhook.
9234 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
9235 cannot_inline_tree_fn member.
9237 2007-08-24 Richard Guenther <rguenther@suse.de>
9239 * expr.c (get_inner_reference): Do computation of bitoffset
9240 from offset in a way we can detect overflow reliably.
9242 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9244 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
9246 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9248 * config/bfin/bfin.opt (mfast-fp): Add.
9249 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
9250 libbffastfp override libgcc if -mfast-fp.
9251 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
9252 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
9253 (Blackfin Options): Document -mfast-fp.
9255 2007-08-24 Jakub Jelinek <jakub@redhat.com>
9257 PR tree-optimization/32573
9259 * tree-data-ref.c (initialize_data_dependence_relation): Clear
9260 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
9261 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
9262 (build_classic_dist_vector): Return false rather than true if
9263 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
9264 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
9265 returned false. Don't call save_dist_v before calling
9266 build_classic_dist_vector_1.
9267 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
9268 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
9269 DDR_DIR_VECTS vectors.
9271 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
9273 * configure.ac (leb128): Modify sed statement to work with any
9274 binutils version string.
9275 * configure: Regenerate
9277 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9279 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
9280 Wrap in RTX_CODE macro guard.
9281 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
9282 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
9283 arm_mark_dllimport, arm_pe_encode_section_info,
9284 arm_pe_unique_section): Use ISO-C function declarations.
9285 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
9286 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
9287 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
9289 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
9290 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
9292 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
9294 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
9295 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
9296 (register_move_cost): Use ISO-C function declarations.
9297 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
9298 * config/score/score-protos.h (score_declare_object): Add
9300 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
9302 * final.c (profile_function): Avoid empty if-bodies.
9305 * calls.c (must_pass_in_stack_var_size,
9306 must_pass_in_stack_var_size_or_pad): Constify.
9307 * config/alpha/alpha-protos.h (function_value): Likewise.
9308 * config/alpha/alpha.c (alpha_return_in_memory,
9309 alpha_pass_by_reference, function_value,
9310 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
9311 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9313 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
9314 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9315 TARGET_PROMOTE_PROTOTYPES): Likewise.
9316 * config/arm/arm-protos.h (arm_return_in_memory,
9317 arm_pad_arg_upward, arm_function_value): Likewise.
9318 * config/arm/arm.c (arm_pass_by_reference,
9319 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
9320 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9321 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
9323 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
9324 * config/avr/avr-protos.h (avr_function_value): Likewise.
9325 * config/avr/avr.c (avr_return_in_memory,
9326 gas_output_limited_string, gas_output_ascii, avr_function_value,
9327 avr_return_in_memory): Likewise.
9328 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
9329 * config/bfin/bfin.c (bfin_pass_by_reference,
9330 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
9331 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
9333 * config/cris/cris.c (cris_pass_by_reference,
9334 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
9335 * config/crx/crx.c (crx_return_in_memory): Likewise.
9336 * config/darwin.c (function_base, machopic_function_base_name):
9338 * config/fr30/fr30.c (fr30_must_pass_in_stack,
9339 TARGET_PROMOTE_PROTOTYPES): Likewise.
9340 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
9341 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
9342 * config/i386/i386-protos.h (ix86_return_in_memory,
9343 ix86_sol10_return_in_memory): Likewise.
9344 * config/i386/i386.c (ix86_function_value,
9345 ix86_function_sseregparm, ix86_must_pass_in_stack,
9346 type_natural_mode, classify_argument, examine_argument,
9347 construct_container, ix86_pass_by_reference, function_value_32,
9348 function_value_64, ix86_function_value_1, return_in_memory_32,
9349 return_in_memory_64, return_in_memory_ms_64,
9350 ix86_return_in_memory, ix86_sol10_return_in_memory,
9351 TARGET_PROMOTE_PROTOTYPES): Likewise.
9352 * config/ia64/ia64-protos.h (ia64_function_value,
9353 ia64_hpux_function_arg_padding): Likewise.
9354 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
9355 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
9356 ia64_hpux_function_arg_padding): Likewise.
9357 * config/iq2000/iq2000-protos.h (function_arg,
9358 iq2000_function_value): Likewise.
9359 * config/iq2000/iq2000.c (iq2000_return_in_memory,
9360 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
9361 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9362 function_arg, iq2000_function_value): Likewise.
9363 * config/m32c/m32c-protos.h (m32c_function_value,
9364 m32c_promote_function_return): Likewise.
9365 * config/m32c/m32c.c (m32c_pass_by_reference,
9366 m32c_promote_prototypes, m32c_promote_function_return,
9367 m32c_function_value): Likewise.
9368 * config/m32r/m32r.c (m32r_return_in_memory,
9369 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
9370 m32r_in_small_data_p): Likewise.
9371 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
9373 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
9374 m68hc11_function_arg_padding): Likewise.
9375 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
9376 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
9377 m68k_function_value): Likewise.
9378 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
9379 mcore_function_value): Likewise.
9380 * config/mcore/mcore.c (handle_structs_in_regs,
9381 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
9382 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9383 mcore_num_arg_regs, mcore_function_value): Likewise.
9384 * config/mips/mips-protos.h (mips_pad_arg_upward,
9385 mips_function_value): Likewise.
9386 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
9387 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
9388 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9389 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
9390 mips_function_value): Likewise.
9391 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
9393 * config/mmix/mmix.c (mmix_pass_by_reference,
9394 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
9395 mmix_encode_section_info): Likewise.
9396 * config/mn10300/mn10300-protos.h (mn10300_function_value):
9398 * config/mn10300/mn10300.c (mn10300_return_in_memory,
9399 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
9400 mn10300_function_value): Likewise.
9401 * config/mt/mt-protos.h (mt_function_value): Likewise.
9402 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
9403 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
9404 * config/pa/pa-protos.h (function_arg_padding, function_value,
9405 pa_return_in_memory): Likewise.
9406 * config/pa/pa.c (pa_pass_by_reference,
9407 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9408 function_arg_padding, function_value, pa_return_in_memory):
9410 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
9411 * config/rs6000/rs6000-protos.h (rs6000_function_value,
9412 function_arg_padding): Likewise.
9413 * config/rs6000/rs6000.c (rs6000_return_in_memory,
9414 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
9415 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
9416 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9417 function_arg_padding, altivec_expand_dst_builtin,
9418 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
9419 altivec_init_builtins, rs6000_common_init_builtins,
9420 rs6000_function_value): Likewise.
9421 * s390/s390-protos.h (s390_function_value): Likewise.
9422 * config/s390/s390.c (s390_function_arg_size,
9423 s390_pass_by_reference, s390_return_in_memory,
9424 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
9425 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
9426 * config/score/score-protos.h (score_function_value): Likewise.
9427 * config/score/score.c (score_arg_partial_bytes,
9428 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9429 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
9430 score_pass_by_reference, score_add_offset, score_function_value):
9432 * config/sh/sh-protos.h (sh_attr_renesas_p,
9433 sh_promote_prototypes): Likewise.
9434 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
9435 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
9436 sh_attr_renesas_p): Likewise.
9437 * config/sparc/sparc-protos.h (function_value,
9438 function_arg_padding): Likewise.
9439 * config/sparc/sparc.c (sparc_promote_prototypes,
9440 sparc_return_in_memory, sparc_pass_by_reference,
9441 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9442 function_arg_record_value_2, function_arg_record_value_1,
9443 function_arg_record_value, function_arg_record_value,
9444 function_arg_padding, function_value): Likewise.
9445 * config/spu/spu-protos.h (spu_function_value): Likewise.
9446 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
9447 spu_function_value): Likewise.
9448 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
9450 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
9451 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
9452 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9454 * config/v850/v850.c (v850_return_in_memory,
9455 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
9456 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
9457 * config/xtensa/xtensa.c (xtensa_return_in_msb,
9458 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
9459 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9461 * explow.c (promote_mode, hard_function_value): Likewise.
9462 * expr.h (hard_function_value, promote_mode): Likewise.
9463 * function.c (aggregate_value_p): Likewise.
9464 * hooks.c (hook_bool_const_tree_true): New.
9465 * hooks.h (hook_bool_const_tree_true): New.
9466 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
9467 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9468 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9469 TARGET_RETURN_IN_MSB): Likewise.
9470 * target.h (promote_function_args, promote_function_return,
9471 promote_prototypes, return_in_memory, return_in_msb,
9472 pass_by_reference, must_pass_in_stack, callee_copies,
9473 function_value): Likewise.
9474 * targhooks.c (default_return_in_memory,
9475 hook_pass_by_reference_must_pass_in_stack,
9476 hook_callee_copies_named,
9477 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
9478 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
9479 default_function_value): Likewise.
9480 * targhooks.h (default_return_in_memory,
9481 hook_pass_by_reference_must_pass_in_stack,
9482 hook_callee_copies_named,
9483 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
9484 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
9485 default_function_value): Likewise.
9486 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
9487 (equiv_class_label_hash, equiv_class_label_eq): Constify.
9488 * tree-vectorizer.c (bb_in_loop_p): Likewise.
9489 * tree.c (needs_to_live_in_memory): Likewise.
9490 * tree.h (struct tree_type, needs_to_live_in_memory,
9491 aggregate_value_p, must_pass_in_stack_var_size,
9492 must_pass_in_stack_var_size_or_pad): Likewise.
9493 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
9494 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
9495 lookup_filename): Likewise.
9497 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
9500 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
9501 fake fcomi i387 instruction for !TARGET_CMOVE.
9502 (ix86_expand_branch): Expand natural sequence with one jump for
9503 all targets, not only TARGET_CMOVE.
9504 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
9505 pattern to implement fake fcomi sequence. Split instruction after
9506 reload to correct compare sequences.
9507 (*cmpfp_xf_cc): Ditto.
9508 (*cmpfp_<mode>_cc): Ditto.
9509 (*cmpfp_u_cc): Ditto.
9510 (*cmpfp_<mode>_cc): Ditto.
9512 2007-08-23 Richard Guenther <rguenther@suse.de>
9514 * tree-pretty-print.c (dump_generic_node): Annotate
9515 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
9517 2007-08-23 Richard Guenther <rguenther@suse.de>
9519 * builtins.c (expand_builtin_mathfn): Wrap argument in
9520 save_expr directly instead of re-building the call.
9521 (expand_builtin_mathfn_2): Likewise.
9522 (expand_builtin_mathfn_3): Likewise.
9523 (expand_builtin_interclass_mathfn): Likewise.
9524 (expand_builtin_int_roundingfn): Set arg.
9525 (expand_builtin_int_roundingfn_2): Likewise.
9527 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
9529 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
9530 *sse_nand<mode>3, *sse_xor<mode>3): New.
9532 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
9534 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
9535 * config/i386/i386.c (print_operand): Handle ';' code. Output
9536 semicolon for TARGET_MACHO.
9537 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
9538 emit semicolon after 'lock' prefix.
9539 (sync_double_compare_and_swap<mode>): Ditto.
9540 (*sync_double_compare_and_swapdi_pic): Ditto.
9541 (*sync_compare_and_swap_cc<mode>): Ditto.
9542 (sync_double_compare_and_swap_cc<mode>): Ditto.
9543 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
9544 (sync_old_add<mode>): Ditto.
9545 (sync_add<mode>): Ditto.
9546 (sync_sub<mode>): Ditto.
9547 (sync_ior<mode>): Ditto.
9548 (sync_and<mode>): Ditto.
9549 (sync_xor<mode>): Ditto.
9551 2007-08-22 Chao-ying Fu <fu@mips.com>
9553 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
9555 (copy_rtx): Handle CONST_FIXED.
9556 (rtx_equal_p): Likewise.
9557 * rtl.h (fixed_value.h): New include.
9558 (rtx_def): Add a new field of fixed_value to u.
9559 (XCNMPFV): Define for accessing fixed_value.
9560 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
9562 * rtl.def (CONST_FIXED): New constant.
9563 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
9564 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
9565 US_ASHIFT): New codes.
9566 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
9567 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
9568 unsigned_fract_convert, unsigned_sat_fract): Document them.
9569 * varasm.c (assemble_integer): Extend to support fixed-point constants
9570 by using different machine classes.
9571 (decode_addr_const): Handle FIXED_CST.
9572 (const_hash_1): Likewise.
9573 (compare_constant): Likewise.
9574 (copy_constant): Likewise.
9575 (const_rtx_hash_1): Handle CONST_FIXED.
9576 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9577 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9579 (initializer_constant_valid_p): Handle FIXED_CST.
9580 (output_constant): Support FIXED_POINT_TYPE.
9581 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
9582 * cse.c (hash_rtx): Support CONST_FIXED.
9583 (exp_equiv_p): Likewise.
9584 (cannon_reg): Likewise.
9585 (fold_rtx): Likewise.
9586 (equiv_constant): Likewise.
9587 (cse_process_notes_1): Likewise.
9588 (count_reg_usage): Likewise.
9589 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
9590 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
9591 (wrap_constant): Check CONST_FIXED.
9592 (cselib_hash_rtx): Support CONST_FIXED.
9593 (cselib_subst_to_values): Likewise.
9594 * df-scan.c (df_uses_record): Likewise.
9595 * gcse.c (want_to_gcse_p): Likewise.
9596 (oprs_unchanged_p): Likewise.
9597 (oprs_not_set_p): Likewise.
9598 (compute_transp): Likewise.
9599 (extract_mentioned_regs_helper): Likewise.
9600 * genemit.c (gen_exp): Likewise.
9601 * local-alloc.c (equiv_init_varies_p): Likewise.
9602 (contains_replace_regs): Likewise.
9603 (memref_referenced_p): Likewise.
9604 * loop-invariant.c (check_maybe_invariant): Likewise.
9605 (hash_invariant_expr_1): Likewise.
9606 (invariant_expr_equal_p): Likewise.
9607 * postreload-gcse.c (oprs_unchanged_p): Likewise.
9608 * regclass.c (reg_scan_mark_refs): Likewise.
9609 * regrename.c (scan_rtx): Likewise.
9610 * resource.c (mark_referenced_resources): Likewise.
9611 (mark_set_resources): Likewise.
9612 * rtlanal.c (rtx_unstable_p): Likewise.
9613 (rtx_varies_p): Likewise.
9614 (count_occurrences): Likewise.
9615 (reg_mentioned_p): Likewise.
9616 (modified_between_p): Likewise.
9617 (modified_in_p): Likewise.
9618 (volatile_insn_p): Likewise.
9619 (volatile_refs_p): Likewise.
9620 (side_effects_p): Likewise.
9621 (may_trap_p_1): Likewise.
9622 (inequality_comparisons_p): Likewise.
9623 (computed_jump_p_1): Likewise.
9624 (commutative_operand_precedence): Likewise.
9625 * sched-deps.c (sched_analyze_2): Likewise.
9626 * sched-vis.c (print_value): Likewise.
9627 * reload.c (operands_match_p): Likewise.
9628 (subst_reg_equivs): Likewise.
9629 * reload1.c (eliminate_regs_1): Likewise.
9630 (elimination_effects): Likewise.
9631 (scan_paradoxical_subregs): Likewise.
9632 * alias.c (rtx_equal_for_memref_p): Likewise.
9633 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
9634 * emit-rtl.c (const_fixed_htab): New hash table.
9635 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
9637 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
9638 const_fixed_from_fixed_value): New functions.
9639 (verify_rtx_sharing): Handle CONST_FIXED.
9640 (copy_rtx_if_shared_1): Likewise.
9641 (reset_used_flags): Likewise.
9642 (set_used_flags): Likewise.
9643 (copy_insn_1): Likewise.
9644 (init_emit_once): Create const_fixed_htab.
9645 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
9647 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
9649 PR tree-optimization/32949
9650 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
9651 before failing for ivs with non-constant step.
9653 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
9655 * doc/md.texi (Iterators): Renamed from Macros. All contents
9656 changed to reflect rename of respectively define_code_macro and
9657 define_mode_macro to define_code_iterator and define_mode_iterator.
9658 (Mode Iterators, Code Iterators): Similar.
9659 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
9660 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
9661 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
9662 (initialize_iterators, find_iterator, check_code_iterator)
9663 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
9664 (read_mapping, read_rtx_1): Similar.
9665 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
9666 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
9667 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
9668 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
9669 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
9670 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
9671 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
9672 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
9673 config/rs6000/sync.md, config/rs6000/rs6000.md,
9674 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
9675 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
9676 config/vax/vax.md, config/bfin/bfin.md: Similar.
9678 2007-08-22 David Daney <ddaney@avtrex.com>
9680 * doc/install.texi (Testing): Mention testing on a simulator.
9682 2007-08-22 Janis Johnson <janis187@us.ibm.com>
9684 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
9686 * doc/libgcc.texi (Decimal float library routines): Fix formatting
9687 and rearrange floating point conversion functions into different
9690 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9692 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
9693 dfa_post_advance_cycle): New scheduler hooks.
9694 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
9695 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
9697 (TARGET_SCHED): Use them.
9698 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
9699 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
9700 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
9702 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
9703 function to facilitate debugging.
9704 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
9705 (output_insn_has_dfa_reservation_p): New static function to output
9706 insn_has_dfa_reservation_p ().
9707 (write_automata): Use it.
9708 * genattr.c (main): Output declaration for
9709 insn_has_dfa_reservation_p ().
9711 2007-08-22 Christian Bruel <christian.bruel@st.com>
9712 Richard Guenther <rguenther@suse.de>
9714 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
9715 * simplify_rtx (simplify_binary_operation_1): Likewise.
9717 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
9719 PR rtl-optimization/32557
9720 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
9721 of REGNO (mws->mw_reg).
9723 2007-08-22 Richard Guenther <rguenther@suse.de>
9726 * builtins.c (expand_builtin_int_roundingfn): Replace call
9727 argument wrapped with SAVE_EXPR directly.
9728 (expand_builtin_int_roundingfn_2): Likewise.
9730 2007-08-22 Richard Guenther <rguenther@suse.de>
9732 * tree-inline.c (inlinable_function_p): Restore disregarding
9733 inline limits for GNU extern inline functions.
9735 2007-08-22 Richard Guenther <rguenther@suse.de>
9738 * tree.c (host_integerp): Treat sizetype as signed as it is
9741 2007-08-21 Ian Lance Taylor <iant@google.com>
9743 PR tree-optimization/33134
9744 * tree-vrp.c (adjust_range_with_scev): Call
9745 set_value_range_to_value.
9747 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
9749 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
9752 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
9754 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
9757 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
9759 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
9760 cases to set eight bytes at a time.
9761 (expand_block_move): Likewise.
9763 2007-08-21 Jakub Jelinek <jakub@redhat.com>
9766 * dwarf2out.c (gen_decl_die): Don't call
9767 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
9769 2007-08-21 Paul Brook <paul@codesourcery.com>
9770 Nathan Sidwell <nathan@codesourcery.com>
9771 Mark Mitchell <mark@codesourcery.com>
9772 Joseph Myers <joseph@codesourcery.com>
9774 * configure.ac: Add --with-pkgversion and --with-bugurl.
9775 * configure: Regenerate.
9776 * doc/install.texi: Document them.
9777 * version.c (version_string): Remove VERSUFFIX.
9778 (VERSUFFIX): Remove.
9779 (pkgversion_string): New.
9780 (bug_report_url): Do not hard-code initializer.
9781 * version.h (pkgversion_string): Declare.
9782 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
9784 (version.o): Define PKGVERSION and BUGURL.
9785 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
9786 (%.pod): Define BUGURL.
9787 * gcc.c (process_command, main): Use pkgversion_string.
9788 * toplev.c (compile_file, print_version): Likewise.
9789 * protoize.c (main): Likewise.
9790 * gcov.c (print_version): Likewise. Update copyright date.
9791 * gcov-dump.c (print_version): Likewise. Update copyright date.
9792 * mips-tdump.c (main): Likewise. Update copyright date.
9793 * mips-tfile.c (main): Likewise. Update copyright date.
9794 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
9795 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
9796 shorten description.
9797 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
9798 * doc/gccint.texi: Likewise.
9799 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
9800 Update copyright date.
9802 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
9804 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
9805 (ix86_expand_strlensi_unroll_1): Ditto.
9806 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
9807 (ix86_expand_carry_flag_compare): Update comment.
9809 2007-08-21 Jakub Jelinek <jakub@redhat.com>
9812 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
9813 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
9815 2007-08-21 Richard Guenther <rguenther@suse.de>
9817 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
9819 2007-08-21 Richard Guenther <rguenther@suse.de>
9822 * fold-const.c (fold_binary): Remove index +p PTR folding.
9823 Fix types of POINTER_PLUS_EXPR generated by folding of
9826 2007-08-20 Chao-ying Fu <fu@mips.com>
9828 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
9829 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
9830 RID_ONEWAY, so that it can be checked in declspecs_add_type.
9831 (c_common_fixed_point_type_for_size): Declare.
9832 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
9833 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
9834 (c_token_starts_declspecs): Likewise.
9835 (c_parser_declspecs): Likewise.
9836 (c_parser_attributes): Likewise.
9837 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
9838 (c_declspecs): Add saturating_p.
9839 * c-decl.c (build_null_declspecs): Initialize saturating_p.
9840 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
9841 _Sat. Handle RID_SAT.
9842 Avoid using void, bool, char, int, float, double, _Decimal32,
9843 _Decimal64, _Decimal128, and complex with _Sat.
9844 Handle RID_FRACT and RID_ACCUM.
9845 Make sure _Sat is used with _Fract or _Accum.
9846 (finish_declspecs): Handle cts_fract and cts_accum.
9847 * c-common.c (fixed-value.h): New include.
9848 (constant_expression_warning): Handle FIXED_CST.
9849 (overflow_warning): Likewise.
9850 (warnings_for_convert_and_check): Likewise.
9851 (c_common_fixed_point_type_for_size): New.
9852 (c_common_type_for_mode): Handle fixed-point modes to
9853 return various saturating/non-saturating, signed/unsigned types.
9854 (c_common_signed_or_unsigned_type): Support fixed-point types.
9855 (shorten_compare): Check fixed-point zero.
9856 Handle FIXED_POINT_TYPE.
9857 (c_common_truthvalue_conversion): Handle FIXED_CST.
9858 Handle FIXED_POINT_TYPE.
9859 (c_common_nodes_and_builtins): Record builtin types for fixed-point
9861 (handle_mode_attribute): Handle fixed-point modes. Need to check
9862 if the signness of base type and fixed-point modes are consistent.
9863 (handle_vector_size_attribute): Handle fixed-point modes.
9864 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
9865 (warn_for_div_by_zero): Check fixed-point zero.
9866 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
9867 a common fixed-point type based on fbit, ibit, sign, and saturation.
9868 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
9869 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
9870 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
9871 (convert_for_assignment): Support FIXED_POINT_TYPE.
9872 (digest_init): Handle FIXED_POINT_TYPE.
9873 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
9874 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
9875 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
9876 GE_EXPR, LT_EXPR, GT_EXPR.
9877 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
9878 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
9879 * target.h (gcc_target): Add fixed_point_supported_p.
9880 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
9881 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
9882 (default_fixed_point_supported_p): Define.
9883 * targhooks.h (default_fixed_point_supported_p): Declare.
9884 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
9885 * doc/install.texi (Configuration): Add --enable-fixed-point.
9886 * configure.ac (--enable-fixed-point): New to enable fixed-point
9887 arithmetic extension to C. For mips targets, we enable it by default.
9888 * configure, config.in: Regenerate.
9890 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
9892 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
9894 2007-08-20 David Edelsohn <edelsohn@gnu.org>
9896 * dwarf2out.c (text_section_used): Move declaration outside ifdef
9897 DWARF2_DEBUGGING_INFO.
9898 (cold_text_section_used): Same.
9899 (cold_text_section): Same.
9901 2007-08-20 Richard Guenther <rguenther@suse.de>
9903 * c-typeck.c (convert_for_assignment): Use the type of
9904 the member for the initialization.
9906 2007-08-20 Richard Guenther <rguenther@suse.de>
9908 * c-objc-common.c (c_disregard_inline_limits): Remove.
9909 * c-objc-common.h (c_disregard_inline_limits): Likewise.
9910 * cgraphunit.c (cgraph_process_new_functions): Call
9911 disregard_inline_limits_p.
9912 (cgraph_preserve_function_body_p): Likewise.
9913 * ipa-inline.c (compute_inline_parameters): Likewise.
9914 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
9916 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
9917 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9918 disregard_inline_limits langhook.
9919 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
9921 * langhooks.h (lang_hooks_for_tree_inlining): Remove
9922 disregard_inline_limits langhook.
9923 * tree-inline.c (disregard_inline_limits_p): New function.
9924 * tree-inline.h (disregard_inline_limits_p): Declare.
9926 2007-08-20 Richard Guenther <rguenther@suse.de>
9928 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
9929 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
9930 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9931 auto_var_in_fn_p langhook.
9932 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
9934 * tree.c (auto_var_in_fn_p): ... here.
9935 (find_var_from_fn): Call auto_var_in_fn_p directly.
9936 * langhooks.h (lang_hooks_for_tree_inlining): Remove
9937 auto_var_in_fn_p langhook.
9938 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
9939 (copy_body_r): Likewise.
9940 (self_inlining_addr_expr): Likewise.
9941 * tree.h (auto_var_in_fn_p): Declare.
9943 2007-08-20 Richard Guenther <rguenther@suse.de>
9945 * tree.c (WALK_SUBTREE): Call walk_tree_1.
9946 (walk_type_fields): Take lh parameter.
9947 (walk_tree): Rename to ...
9948 (walk_tree_1): ... this. Do not call the walk_subtrees
9949 langhook but the now passed callback. Pass lh on recursion.
9950 (walk_tree_without_duplicates): Rename to ...
9951 (walk_tree_without_duplicates_1): ... this. Take lh parameter
9952 and call walk_tree_1.
9953 * tree.h (walk_tree_lh): New typedef.
9954 (walk_tree_1): Declare.
9955 (walk_tree_without_duplicates_1): Likewise.
9956 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
9957 (walk_tree_without_duplicates): New define to
9958 walk_tree_without_duplicates_1 with NULL lh parameter.
9959 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
9960 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
9962 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
9963 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
9964 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
9967 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9970 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
9971 code in front of the compacting of basic blocks.
9972 Move the folding of statements inbetween the cgraph checking
9973 and compacting of basic blocks.
9975 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9976 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9979 * config/alpha/alpha.c (va_list_skip_additions): Check for
9980 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
9981 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
9982 PLUS_EXPR when checking ap.__base.
9983 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
9984 when doing addition on pointer types. Use size_int instead of
9986 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
9987 ptr_type in the second operand.
9989 2007-08-19 Andrew Pinski <pinskia@gmail.com>
9992 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
9994 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9997 * cfgexpand.c (expand_one_register_var): Mark pointer
9998 DECL_ARTIFICIAL as REG_POINTER also.
9999 * stmt.c (expand_decl): Likewise.
10001 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
10008 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
10009 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
10010 on_worklist argument and avoid adding things to worklist multiple
10012 (add_to_worklist): Ditto.
10013 (mark_aliases_call_clobbered): Mark entire structure clobbered if
10014 single SFT is clobbered.
10015 (set_initial_properties): Ditto.
10016 (compute_call_clobbered): Update for changes to function
10018 (create_overlap_variables_for): Always create SFT for offset 0.
10019 (create_structure_vars): Handle PHI's, since we are in SSA form at
10021 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
10022 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
10024 (add_vars_for_offset): Figure out aliases from access + points-to.
10025 (add_virtual_operand): Use add_vars-for_offset.
10026 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
10027 (add_call_clobber_ops): Remove makes_clobbering_call set.
10028 (get_expr_operands): Always pass through the INDIRECT_REF
10030 * tree-ssa-structalias.c (struct constraint_graph): Remove
10032 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
10033 address_taken, pt_used, number_incoming.
10034 (FIRST_ADDR_NODE): Removed.
10035 (merge_graph_nodes): Remove broken code for the moment.
10036 (init_graph): New function.
10037 (build_pred_graph): Remove code to init_graph.
10038 Add location equivalence support.
10039 (struct scc_info): Rename roots to deleted.
10040 (scc_visit): Ditto.
10041 (init_scc_info): Ditto
10042 (init_topo_info): Use graph->size.
10043 (compute_topo_order): Ditto.
10044 (do_da_constraint): Removed.
10045 (do_sd_constraint): Remove calls to find().
10046 set_union_with_increment should always get 0 as last arg here.
10047 (do_complex_constraint): Replace do_da_constraint with assert.
10049 (struct equiv_class_label): New.
10050 (pointer_equiv_class_table): Ditto.
10051 (location_equiv_class_table): Ditto.
10052 (equiv_class_label_hash): Ditto.
10053 (equiv_class_label_eq): Ditto
10054 (equiv_class_lookup): Ditto.
10055 (equiv_class_ladd): Ditto.
10056 (pointer_equiv_class): Ditto.
10057 (location_equiv_class): Ditto.
10058 (condense_visit): Rename and rewrite from label_visit to do only
10059 SCC related stuff for HU.
10060 (label_visit): Do HU work for HU.
10061 (perform_var_substitution): Update to do HU and location
10063 (free_var_substitution_info): Update to free HU and location
10064 equivalence structures. */
10065 (find_equivalent_node): Update for pointer but not location
10067 (unite_pointer_equivalences): New function.
10068 (move_complex_constraints): Rewrite to only do moving.
10069 (rewrite_constraints): Split out of move_complex_constraints.
10070 (solve_graph): Use graph->size.
10071 (process_constraint_1): Add from_call argument, use it.
10072 Split *a = &b into two constraints.
10073 (process_constraint): Use new process_constraint_1.
10074 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
10075 (get_constraint_for): Handle non-pointer integers properly.
10076 Remove code that used to handle structures.
10077 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
10078 with unknown addends.
10079 (handle_rhs_call): New function.
10080 (find_func_aliases): Use handle_rhs_call.
10081 (set_uids_in_ptset): Add an assert.
10082 (set_used_smts): Fix bug in not considering unified vars.
10083 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
10084 (compute_points_to_sets): Update for other function changes.
10085 (delete_points_to_sets): Ditto.
10086 (ipa_pta_execute): Ditto.
10087 (pass_ipa_pta): We need to update SSA after ipa_pta.
10089 2007-08-19 Jan Hubicka <jh@suse.cz>
10091 * i386.md: Replace "rim" and "mri" constraints by "g".
10093 2007-08-19 Joseph Myers <joseph@codesourcery.com>
10095 * dwarf2out.c (text_section_used, cold_text_section_used,
10096 cold_text_section, dwarf2out_note_section_used): New.
10097 (dwarf2out_init): Initialize cold_text_section.
10098 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
10099 dwarf2out_note_section_used.
10100 (size_of_aranges): Only count entry for text section if it was
10101 used. Count entry for cold text section if it was used.
10102 (output_aranges): Only output entries for text section and cold
10103 text section if they were used.
10105 2007-08-19 Andrew Pinski <pinskia@gmail.com>
10107 * tree-pretty-print.c (debug_generic_expr): Add a comment about
10109 (debug_generic_stmt): Likewise.
10110 (debug_tree_chain): Likewise.
10112 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10114 * tree-data-refs.c (split_constant_offset): Expose.
10115 * tree-data-refs.h (split_constant_offset): Add declaration.
10117 * tree-vectorizer.h (dr_alignment_support): Renamed
10118 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
10119 Added a new value dr_explicit_realign.
10120 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
10121 dr_offset, dr_step, and dr_aligned_to, along with new access
10122 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
10123 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
10124 STMT_VINFO_DR_ALIGNED_TO.
10126 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
10128 In case of outer-loop vectorization with non-fixed misalignment - use
10129 the dr_explicit_realign scheme instead of the optimized realignment
10131 (new_stmt_vec_info): Initialize new fields.
10133 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
10134 'nested_in_vect_loop' case. Change verbosity level.
10135 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
10136 Don't fail on zero step in the outer-loop for loads.
10137 (vect_analyze_data_refs): Call split_constant_offset to calculate
10138 base, offset and init relative to the outer-loop.
10140 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
10141 BSI function argument with a new function argument - at_loop.
10142 Simplify the condition that determines STEP. Takes additional argument
10143 INV_P. Support outer-loop vectorization (handle the
10144 nested_in_vect_loop case), including zero step in the outer-loop. Call
10145 vect_create_addr_base_for_vector_ref with additional argument.
10146 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
10147 Updated function documentation. Handle the 'nested_in_vect_loop' case.
10148 Fixed and simplified calculation of step.
10149 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
10150 of bsi, and with additional argument. Call bump_vector_ptr with
10151 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
10152 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
10153 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
10154 when the realignment setup needs to take place inside the loop.
10155 Support the dr_explicit_realign scheme. Allow generating the optimized
10156 realignment scheme for outer-loop vectorization. Added documentation.
10157 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
10158 the 'nested_in_vect_loop' case, including loads that are invariant in
10159 the outer-loop and the realignment schemes. Handle the case when the
10160 realignment setup needs to take place inside the loop. Call
10161 vect_setup_realignment with additional arguments. Call
10162 vect_create_data_ref_ptr with additional argument and with loop instead
10163 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
10164 (vect_gen_niters_for_prolog_loop): Call
10165 vect_create_addr_base_for_vector_ref with additional arguments.
10166 (vect_create_cond_for_align_checks): Likewise.
10167 (bump_vector_ptr): Updated to support the new dr_explicit_realign
10168 scheme: takes additional argument bump; argument ptr_incr is now
10169 optional; updated documentation.
10170 (vect_init_vector): Takes additional argument (bsi). Use it, if
10171 available, to insert the vector initialization.
10172 (get_initial_def_for_induction): Pass additional argument in call to
10174 (vect_get_vec_def_for_operand): Likewise.
10175 (vect_setup_realignment): Likewise.
10176 (vectorizable_load): Likewise.
10178 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10180 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
10181 as argument instead of struct loop.
10182 (nested_in_vect_loop_p): New function.
10183 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
10184 vect_used_in_outer.
10185 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
10186 from other phis in the loop.
10187 (destroy_loop_vec_info): Add additional argument to declaration.
10189 * tree-vectorizer.c (supportable_widening_operation): Also check if
10190 nested_in_vect_loop_p (don't allow changing the order in this case).
10191 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
10192 of struct loop. Call nested_in_vect_loop_p and don't require
10193 flag_unsafe_math_optimizations if it returns true.
10194 (new_stmt_vec_info): When setting def_type for phis differentiate
10195 loop-header phis from other phis.
10196 (bb_in_loop_p): New function.
10197 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
10198 just update their loop_vinfo. Order of BB traversal now matters -
10199 call dfs_enumerate_from with bb_in_loop_p.
10200 (destroy_loop_vec_info): Takes additional argument to control whether
10201 stmt_vinfo of the loop stmts should be destroyed as well.
10202 (vect_is_simple_reduction): Allow the "non-reduction" use of a
10203 reduction stmt to be defines by a non loop-header phi.
10204 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
10206 * tree-vect-transform.c (vectorizable_reduction): Call
10207 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
10208 (vectorizable_call): Likewise.
10209 (vectorizable_conversion): Likewise.
10210 (vectorizable_operation): Likewise.
10211 (vectorizable_type_promotion): Likewise.
10212 (vectorizable_type_demotion): Likewise.
10213 (vectorizable_store): Likewise.
10214 (vectorizable_live_operation): Likewise.
10215 (vectorizable_reduction): Likewise. Also pass loop_info to
10216 vect_is_simple_reduction instead of loop.
10217 (vect_init_vector): Call nested_in_vect_loop_p.
10218 (get_initial_def_for_reduction): Likewise.
10219 (vect_create_epilog_for_reduction): Likewise.
10220 (vect_init_vector): Check which loop to work with, in case there's an
10222 (get_initial_def_for_inducion): Extend to handle outer-loop
10223 vectorization. Fix indentation.
10224 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
10225 In the case vect_induction_def get the vector def from the induction
10226 phi node, instead of calling get_initial_def_for_inducion.
10227 (get_initial_def_for_reduction): Extend to handle outer-loop
10229 (vect_create_epilog_for_reduction): Extend to handle outer-loop
10231 (vect_transform_loop): Change assert to just skip this case. Add a
10233 (vect_finish_stmt_generation): Add a couple asserts.
10235 (vect_estimate_min_profitable_iters): Multiply
10236 cost of inner-loop stmts (in outer-loop vectorization) by estimated
10238 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
10239 this is an inner-loop reduction in outer-loop vectorization.
10241 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
10242 Same code as what used to be vect_analyze_scalar_cycles, only with
10243 additional argument loop, and loop_info passed to
10244 vect_is_simple_reduction instead of loop.
10245 (vect_analyze_scalar_cycles): Code factored out into
10246 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
10247 Updated documentation.
10248 (analyze_operations): Check for inner-loop loop-closed exit-phis during
10249 outer-loop vectorization that are live or not used in the outerloop,
10250 cause this requires special handling.
10251 (vect_enhance_data_refs_alignment): Don't consider versioning for
10253 (vect_analyze_data_refs): Check that there are no datarefs in the
10255 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
10256 and vect_used_in_outer_by_reduction cases.
10257 (process_use): Also consider the case of outer-loop stmt defining an
10258 inner-loop stmt and vice versa.
10259 (vect_analyze_loop_1): New function.
10260 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
10261 loops. Call vect_analyze_loop_1.
10262 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
10263 been vectorized. Call destroy_loop_vec_info with additional argument.
10265 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
10266 in the inner-loop when doing outer-loop vectorization. Add
10267 documentation and printout.
10268 (vect_recog_dot_prod_pattern): Likewise. Also add check for
10269 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
10271 2007-08-18 Andrew Pinski <pinskia@gmail.com>
10273 * tree-affine.h (print_aff): New prototype.
10274 (debug_aff): Likewise.
10275 * tree-affine.c (print_aff): New function.
10276 (debug_aff): Likewise.
10278 2007-08-18 Paul Brook <paul@codesourcery.com>
10279 Joseph Myers <joseph@codesourcery.com>
10281 * common.opt (-fdebug-prefix-map=): New option.
10282 * opts.c: Include debug.h.
10283 (common_handle_option): Handle -fdebug-prefix-map.
10284 * final.c: Include ggc.h.
10285 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
10286 remap_debug_filename): New.
10287 * Makefile.in (final.o, opts.o): Update dependencies.
10288 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
10289 * configure.ac: Check for assembler --debug-prefix-map support.
10290 * configure, config.in: Regenerate.
10291 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
10292 (ASM_DEBUG_SPEC): Include ASM_MAP.
10293 * doc/install.texi (--with-debug-prefix-map): Document.
10294 * doc/invoke.texi (-fdebug-prefix-map): Document.
10295 * dbxout.c (dbxout_init, dbxout_start_source_file,
10296 dbxout_source_file): Call remap_debug_filename.
10297 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
10298 dwarf2out_start_source_file, dwarf2out_finish): Call
10299 remap_debug_filename.
10300 (file_table_relative_p): Do not check d->emitted_number.
10301 * toplev.c (output_file_directive): Call remap_debug_filename.
10302 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
10303 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
10305 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10307 * loop-invariant.c (find_invariants_to_move): Add missing macro
10310 2007-08-17 Tom Tromey <tromey@redhat.com>
10312 * tree.h (struct tree_label_decl): Removed old "java" fields.
10314 2007-08-17 Richard Sandiford <richard@codesourcery.com>
10315 Nigel Stephens <nigel@mips.com>
10317 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
10318 Treat -mno-data-in-code and -mcode-xonly as aliases for
10319 -mcode-readable=no and -mcode-readable=pcrel respectively.
10320 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
10321 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
10322 (MULTILIB_DIRNAMES): Update accordingly.
10324 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
10326 * Makefile.in (version.o): Depend on $(REVISION) only if
10327 REVISION_s is defined.
10329 2007-08-17 Sa Liu <saliu@de.ibm.com>
10330 Ulrich Weigand <uweigand@de.ibm.com>
10332 PR middle-end/32970
10333 * tree.c (reconstruct_complex_type): For a pointer to a vector,
10334 use build_qualified_type to retain qualifiers of the base type.
10336 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
10338 * config/score/score.md : Update pattern tablejump.
10339 * config/score/score.c : Update score_initialize_trampoline
10341 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
10342 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
10343 * doc/contrib.texi: Add my entry.
10345 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
10347 * Makefile.in (REVISION): New.
10350 (version.o): Also depend on $(REVISION). Add
10351 -DREVISION=$(REVISION_s).
10353 * version.c (version_string): Add REVISION.
10355 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
10357 * tree-eh.c (lower_try_finally_onedest): Reset the locus
10358 of GOTO that's relocated to a different block.
10360 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10362 * c-common.c (const_strip_array_types): New.
10363 * c-common.h (lang_missing_noreturn_ok_p): Delete.
10364 (const_strip_array_types): New.
10365 * c-objc-common.c (c_disregard_inline_limits,
10366 c_warn_unused_global_decl): Constify.
10367 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
10368 c_vla_type_p, c_incomplete_type_error): Likewise.
10369 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
10370 * hooks.c (hook_bool_const_tree_false): New.
10371 * hooks.h (hook_bool_const_tree_false): Likewise.
10372 * langhooks-def.h (lhd_warn_unused_global_decl,
10373 lhd_incomplete_type_error, lhd_expr_size,
10374 lhd_tree_inlining_disregard_inline_limits,
10375 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
10376 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
10377 * langhooks.c (lhd_warn_unused_global_decl,
10378 lhd_incomplete_type_error,
10379 lhd_tree_inlining_disregard_inline_limits,
10380 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
10381 lhd_expr_size): Likewise.
10382 * langhooks.h (lang_hooks_for_tree_inlining,
10383 lang_hooks_for_tree_dump, lang_hooks_for_types,
10384 lang_hooks_for_decls, lang_hooks): Likewise.
10385 * pointer-set.c (pointer_set_t, pointer_set_create,
10386 pointer_set_contains, insert_aux, pointer_set_insert,
10387 pointer_set_traverse, pointer_map_t, pointer_map_create,
10388 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
10390 * pointer-set.h (pointer_set_contains, pointer_set_insert,
10391 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
10392 pointer_map_traverse): Likewise.
10393 * predict.c (assert_is_empty): Likewise.
10394 * tree-affine.c (free_name_expansion): Likewise.
10395 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
10396 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
10397 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
10399 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
10401 * tree-vectorizer.c (new_loop_vec_info): Initialize new
10403 (destroy_loop_vec_info): Add call to VEC_free.
10404 * tree-vectorizer.h (may_alias_ddrs): Define.
10405 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
10406 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
10407 Change reporting to dump.
10408 (vect_is_duplicate_ddr): New.
10409 (vect_mark_for_runtime_alias_test): New.
10410 (vect_analyze_data_ref_dependences) Add call to
10411 vect_mark_for_runtime_alias_test.
10412 (vect_enhance_data_refs_alignment): Define local variable
10413 vect_versioning_for_alias_required, don't perform
10414 peeling for alignment if versioning for alias is
10416 (vect_enhance_data_refs_alignment): Use
10417 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
10418 PARAM_VECT_MAX_VERSION_CHECKS.
10419 * tree-vect-transform.c
10420 (vect_create_cond_for_alias_checks): New.
10421 (vect_transform_loop): Add call to
10422 vect_create_cond_for_alias_checks.
10423 (vect_vfa_segment_size): New.
10424 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
10426 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
10428 (vect-max-version-for-alignment-checks): Document.
10429 (vect-max-version-for-alias-checks): Document.
10430 (vect-max-version-checks): Remove.
10432 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
10434 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
10435 the same line as the instruction for all asm dialects.
10436 (*rep_movsi): Ditto.
10437 (*rep_movsi_rex64): Ditto.
10438 (*rep_movqi): Ditto.
10439 (*rep_movqi_rex64): Ditto.
10440 (*rep_stosdi_rex64): Ditto.
10441 (*rep_stossi): Ditto.
10442 (*rep_stossi_rex64): Ditto.
10443 (*rep_stosqi): Ditto.
10444 (*rep_stosqi_rex64): Ditto.
10445 (*cmpstrnqi_nz_1): Ditto.
10446 (*cmpstrnqi_nz_rex_1): Ditto.
10447 (*cmpstrnqi_1): Ditto.
10448 (*cmpstrnqi_rex_1): Ditto.
10449 (*strlenqi_1): Ditto.
10450 (*strlenqi_rex_1): Ditto.
10451 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
10452 prefix on the same line as the instruction for all asm dialects.
10453 (sync_double_compare_and_swap<mode>): Ditto.
10454 (*sync_double_compare_and_swapdi_pic): Ditto.
10455 (*sync_compare_and_swap_cc<mode>): Ditto.
10456 (sync_double_compare_and_swap_cc<mode>): Ditto.
10457 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
10458 (sync_old_add<mode>): Ditto.
10459 (sync_add<mode>): Ditto.
10460 (sync_sub<mode>): Ditto.
10461 (sync_ior<mode>): Ditto.
10462 (sync_and<mode>): Ditto.
10463 (sync_xor<mode>): Ditto.
10465 2007-08-16 Richard Sandiford <richard@codesourcery.com>
10467 PR middle-end/32897
10468 * reload.c (find_reloads): Check that the memory returned by
10469 find_reloads_toplev was not the result of forcing a constant
10471 (find_reloads_toplev): Always use simplify_gen_subreg to get
10472 the subreg of a constant. If the result is also a constant,
10473 but not a legitimate one, force it into the constant pool
10474 and reload its address.
10476 2007-08-15 David Edelsohn <edelsohn@gnu.org>
10478 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
10481 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
10483 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
10484 directive for the current vector ABI.
10486 2007-08-15 Steve Ellcey <sje@cup.hp.com>
10489 * caller-save.c (reg_save_code): Set invalide status on restore code.
10491 2007-08-15 Diego Novillo <dnovillo@google.com>
10493 * tree-ssa-alias.c (compute_memory_partitions): Use
10494 alias_bitmap_obstack to allocate bitmaps.
10495 (reset_alias_info): Factor out of init_alias_info.
10496 Mark all name tags not associated to an SSA name for renaming.
10497 (init_alias_info): Call it.
10498 (create_name_tags): Tidy. Add comments.
10499 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
10501 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10503 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
10504 scheduler dependencies.
10506 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
10508 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
10509 "register_operand".
10510 (*iorsi_1_zext): Likewise.
10511 (*iorsi_1_zext_imm): Likewise.
10512 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
10513 with "rm"/"xm" constraint.
10514 (sse2_vmsqrtv2df2): Likewise.
10516 2007-08-15 Jakub Jelinek <jakub@redhat.com>
10518 PR middle-end/33074
10519 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
10522 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
10524 * tree-pass.h (PROP_pta): Removed.
10525 (TODO_rebuild_alias): New.
10526 (pass_may_alias): Removed.
10527 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
10528 aliasing if we changed something.
10529 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
10531 (pass_may_alias): Removed.
10532 (create_structure_vars): Return TODO_rebuild_alias.
10533 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
10534 * tree-sra.c (tree_sra): Only rebuild aliasing if something
10536 (tree_sra_early): We never affect aliasing right now.
10537 * tree-flow.h (compute_may_aliases): New prototype.
10538 * passes.c: Remove pass_may_alias from the passes.
10539 (execute_function_todo): Support TODO_rebuild_alias.
10541 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
10543 * i386.c: (legitimize_address): Move dllimported variable check
10544 infront of legitimizing pic address of CONST symbols.
10546 2007-08-14 Steve Ellcey <sje@cup.hp.com>
10548 PR tree-optimization/32941
10549 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
10550 (goto_queue_cmp): Remove.
10551 (find_goto_replacement): Change search method.
10552 (maybe_record_in_goto_queue): Add assert.
10553 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
10554 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
10556 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10558 * alias.c (component_uses_parent_alias_set): Constify.
10559 * alias.h (component_uses_parent_alias_set): Likewise.
10560 * cfgrtl.c (print_rtl_with_bb): Likewise.
10561 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
10562 mpz_get_double_int): Likewise.
10563 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
10564 mpz_get_double_int): Likewise.
10565 * expr.c (is_aligning_offset, undefined_operand_subword_p,
10566 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
10568 * expr.h (safe_from_p): Likewise.
10569 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
10571 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
10572 zero_sized_type, goa_lhs_expr_p): Likewise.
10573 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
10574 * rtl.h (print_rtl_with_bb): Likewise.
10575 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
10576 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
10577 * tree-flow-inline.h (bb_stmt_list): Constify.
10578 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
10580 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
10581 const_first_stmt, const_last_stmt): New.
10582 (block_may_fallthru, empty_block_p): Constify.
10583 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
10584 EXPR_ONLY_BODY): New.
10585 (expr_first, expr_last, expr_only): Use macro for body.
10586 (const_expr_first, const_expr_last, const_expr_only): New.
10587 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
10588 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
10589 ctsi_prev, ctsi_stmt): New.
10590 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
10591 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
10592 * tree-ssa-loop-niter.c (loop_only_exit_p,
10593 derive_constant_upper_bound): Likewise.
10594 * tree-ssa-phiopt.c (empty_block_p): Likewise.
10595 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
10596 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
10597 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
10598 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
10599 * tree.c (get_type_static_bounds): Likewise.
10600 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
10601 (get_type_static_bounds): Constify.
10603 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
10606 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
10607 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
10608 (*<addsub><mode>3_cc_overflow): New.
10609 (*add<mode>3_cconly_overflow): New.
10610 (*sub<mode>3_cconly_overflow): New.
10611 (*<addsub>si3_zext_cc_overflow): New.
10612 * config/i386/predicates.md (fcmov_comparison_operator): Accept
10613 CCCmode for LTU, GTU, LEU and GEU.
10614 (ix86_comparison_operator): Likewise.
10615 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
10616 * config/i386/i386.c (put_condition_code): Support CCCmode.
10617 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
10618 or MINUS expressions.
10620 2007-08-14 Andrew Pinski <pinskia@gmail.com>
10623 * c-typeck.c (build_binary_op): Disallow vector float types with
10624 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
10626 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
10628 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
10629 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
10630 (dep_def): New typedef.
10631 (init_dep_1, sd_debug_dep): Declare functions.
10632 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
10633 (debug_dep_links): Remove.
10634 (struct _deps_list): New field 'n_links'.
10635 (DEPS_LIST_N_LINKS): New macro.
10636 (FOR_EACH_DEP_LINK): Remove.
10637 (create_deps_list, free_deps_list, delete_deps_list): Remove
10639 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
10640 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
10641 (copy_deps_list_change_con, move_dep_link): Ditto.
10642 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
10643 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
10645 (INSN_BACK_DEPS): Remove.
10646 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
10648 (INSN_DEP_COUNT): Remove.
10649 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
10650 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
10651 Declare global variables.
10652 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
10653 (add_forw_dep, compute_forward_dependences): Remove declarations.
10654 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
10655 (add_back_forw_dep, delete_back_forw_dep): Ditto.
10656 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
10658 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
10660 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
10661 (sd_list_types_def): New typedef.
10662 (sd_next_list): Declare function.
10663 (struct _sd_iterator): New type.
10664 (sd_iterator_def): New typedef.
10665 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
10667 (FOR_EACH_DEP): New cycle wrapper.
10668 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
10670 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
10671 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
10674 * sched-deps.c (init_dep_1): Make global.
10675 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
10677 (dump_dep): New static function.
10678 (dump_dep_flags): New static variable.
10679 (sd_debug_dep): New function.
10680 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
10682 (move_dep_link): Use remove_from_deps_list (), instead of
10683 detach_dep_link ().
10684 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
10685 (dep_link_is_detached_p): New static function.
10686 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
10688 (dn_pool, dl_pool): New alloc_pools.
10689 (dn_pool_diff, dl_pool_diff): New static variables.
10690 (create_dep_node, delete_dep_node): New static function.
10691 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
10692 (deps_list_empty_p): Make it static. Use 'n_links' field.
10693 (deps_pools_are_empty_p): New static function.
10694 (alloc_deps_list, delete_deps_list): Remove.
10695 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
10696 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
10697 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
10698 (forward_dependency_cache): Remove.
10699 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
10700 'back' from the names. Change signature to use dep_t instead of
10702 (add_back_dep): Ditto. Make global.
10703 (check_dep_status): Rename to check_dep ().
10704 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
10706 (sd_finish_insn): Ditto.
10707 (sd_find_dep_between_no_cache): New static function.
10708 (sd_find_dep_between): New function.
10709 (ask_dependency_caches, set_dependency_caches): New static functions.
10710 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
10711 (add_or_update_dep_1): Separate pieces of functionality into
10712 ask_dependency_caches (), update_dependency_caches (),
10713 change_spec_dep_to_hard (), update_dep ().
10714 (get_back_and_forw_lists): New static function.
10715 (sd_add_dep): Separate setting of dependency caches into
10716 set_dependency_caches ().
10717 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
10719 (sd_delete_dep): Ditto.
10720 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
10721 (dump_lists): New static function.
10722 (sd_debug_lists): New debug function.
10723 (delete_all_dependences, fixup_sched_groups): Update to use
10724 sd_* infrastructure.
10725 (sched_analyze_2): Create data-speculative dependency only if
10726 data-speculation is enabled.
10727 (sched_analyze_insn): If insn cannot be speculative, make all its
10728 dependencies non-speculative.
10729 (sched_analyze): Use sd_init_insn ().
10730 (add_forw_dep, compute_forward_dependencies): Remove.
10731 (delete_dep_nodes_in_back_deps): New static function.
10732 (sched_free_deps): New function.
10733 (init_dependency_caches): Init alloc_pools.
10734 (extend_depedency_caches): Update after removing of
10735 forward_dependency_cache.
10736 (free_dependency_caches): Ditto. Free alloc_pools.
10737 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
10738 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
10740 (add_back_forw_dep, delete_back_forw_dep): Ditto.
10741 (add_dependence): Use init_dep ().
10742 (get_dep_weak_1): New static function.
10743 (get_dep_weak): Move logic to get_dep_weak_1 ().
10744 (dump_ds): New static function moved from haifa-sched.c:
10745 debug_spec_status ().
10746 (debug_ds): New debug function.
10747 (check_dep_status): Rename to check_dep (). Update to check whole
10750 * haifa-sched.c (spec_info): Make global.
10751 (added_recovery_block_p): Rename to
10752 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
10753 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
10754 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
10755 to use new interfaces.
10756 (ok_for_early_queue_removal): Ditto.
10757 (schedule_block): Initialize logical uids of insns emitted by the
10759 (sched_init): Initialize new variable.
10760 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
10762 (extend_global): Initialize insn data.
10763 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
10764 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
10766 (add_to_speculative_block): Update to use new interfaces.
10767 (create_recovery_block): Set new variables.
10768 (create_check_block_twin, fix_recovery_deps): Update to use new
10770 (sched_insn_is_legitimate_for_speculation_p): New function.
10771 (speculate_insn): Move checking logic to
10772 sched_insn_is_legitimate_for_speculation_p ().
10773 (sched_remove_insn): Finalize sched-deps information of instruction.
10774 (clear_priorities, add_jump_dependencies): Update to use new
10776 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
10778 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
10779 to use new interfaces.
10780 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
10781 (new_ready): Try to use control speculation only if it is available.
10782 (add_branch_dependences): Update to use new interfaces.
10783 (compute_block_backward_dependences): Rename to
10784 compute_block_dependences (). Call
10785 targetm.sched.dependencies_evaluation_hook ().
10786 (free_block_dependencies): New static function.
10787 (debug_dependencies): Update to use new interfaces.
10788 (schedule_region): Remove separate computation of forward dependencies.
10789 Move call of targetm.sched.dependencies_evaluation_hook () to
10790 compute_block_dependences (). Free dependencies at the end of
10791 scheduling the region.
10793 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
10795 (add_deps_for_risky_insns): Ditto.
10796 (schedule_ebb): Remove separate computation of forward dependencies.
10797 Free dependencies at the end of scheduling the ebb.
10799 * ddg.c (create_ddg_dependence): Update to use new interfaces.
10800 (build_intra_loop_deps): Ditto. Remove separate computation of
10801 forward dependencies. Free sched-deps dependencies.
10803 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
10804 to use new interfaces.
10805 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
10807 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
10809 (is_costly_group): Ditto.
10811 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10813 * alias.c (rtx_equal_for_memref_p): Constify.
10814 * basic-block.h (const_edge, const_basic_block): New.
10815 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
10816 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
10817 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
10818 probably_never_executed_bb_p, edge_probability_reliable_p,
10819 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
10820 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
10822 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
10823 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
10825 * cfganal.c (flow_active_insn_p, forwarder_block_p,
10826 flow_nodes_print, dfs_enumerate_from): Likewise.
10827 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
10828 control_flow_insn_p, count_basic_blocks): Likewise.
10829 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
10830 get_loop_body_with_size, loop_exit_edge_p): Likewise.
10831 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
10832 average_num_loop_insns, loop_exit_edge_p,
10833 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
10834 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
10835 average_num_loop_insns, seq_cost): Likewise.
10836 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
10837 * dominance.c (dominated_by_p): Likewise.
10838 * emit-rtl.c (validate_subreg): Likewise.
10839 * except.c (can_throw_internal, can_throw_external): Likewise.
10840 * except.h (can_throw_internal, can_throw_external): Likewise.
10841 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
10842 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
10843 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
10844 simple_mem, store_ops_ok, load_kills_store, find_loads,
10845 store_killed_in_insn, store_killed_after, store_killed_before,
10846 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
10848 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
10849 noce_mem_write_may_trap_or_fault_p): Likewise.
10850 * pointer-set.c (pointer_set_contains, pointer_map_contains):
10852 * pointer-set.h (pointer_set_contains, pointer_map_contains):
10854 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
10855 probably_cold_bb_p, probably_never_executed_bb_p,
10856 edge_probability_reliable_p, br_prob_note_reliable_p,
10857 can_predict_insn_p): Likewise.
10858 * regclass.c (reg_set_to_hard_reg_set): Likewise.
10859 * resource.c (return_insn_p): Likewise.
10860 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
10862 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
10863 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
10864 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
10865 verify_gimple_modify_stmt): Likewise.
10866 * tree-chrec.c (is_not_constant_evolution,
10867 is_multivariate_chrec_rec, is_multivariate_chrec,
10868 chrec_contains_symbols, chrec_contains_undetermined,
10869 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
10870 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
10871 eq_evolutions_p, scev_direction): Likewise.
10872 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
10873 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
10874 chrec_contains_symbols_defined_in_loop,
10875 chrec_contains_undetermined, tree_contains_chrecs,
10876 evolution_function_is_affine_multivariate_p,
10877 evolution_function_is_univariate_p, chrec_zerop,
10878 evolution_function_is_constant_p, evolution_function_is_affine_p,
10879 evolution_function_is_affine_or_constant_p,
10880 tree_does_not_contain_chrecs, chrec_type): Likewise.
10881 * tree-data-ref.c (tree_fold_divides_p,
10882 object_address_invariant_in_loop_p, dr_may_alias_p,
10883 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
10884 same_access_functions, constant_access_functions,
10885 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
10887 * tree-flow.h (scev_direction): Likewise.
10888 * tree-gimple.c (is_gimple_stmt): Likewise.
10889 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
10891 * tree-pretty-print.c (op_prio): Likewise.
10892 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
10893 analyzable_condition, backedge_phi_arg_p): Likewise.
10894 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
10895 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
10896 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
10899 2007-08-13 Dan Hipschman <dsh@google.com>
10902 * c-format.c (check_format_arg): Move check for zero-length
10903 format strings below the check for unterminated strings.
10905 2007-08-13 Andrew Pinski <pinskia@gmail.com>
10908 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
10911 2007-08-13 Nick Clifton <nickc@redhat.com>
10913 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
10915 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10918 * c-format.c (gcc_gfc_length_specs): New array.
10919 (gcc_gfc_char_table): Add unsigned specifier, and references to
10920 the l length modifier.
10921 (format_types_orig): Use the new gcc_gfc_length_specs.
10923 2007-08-12 Sa Liu <saliu@de.ibm.com>
10925 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
10926 and with REG_RETVAL note after split.
10928 2007-08-11 David Daney <ddaney@avtrex.com>
10930 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
10931 as ATTRIBUTE_UNUSED.
10933 2007-08-11 David Edelsohn <edelsohn@gnu.org>
10934 Segher Boessenkool <segher@kernel.crashing.org>
10936 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
10937 HAVE_LOCAL_CPU_DETECT not defined.
10939 2007-08-11 Jan Hubicka <jh@suse.cz>
10941 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
10942 (cgraph_process_new_functions): Honor previous value of
10943 disregard_inline_limits.
10944 * ipa-inline.c (compute_inline_parameters): Likewise.
10946 2007-08-11 Ian Lance Taylor <iant@google.com>
10948 * alias.h (alias_set_type): Define new type.
10949 (ALIAS_SET_MEMORY_BARRIER): Use it.
10950 * rtl.h: Include alias.h.
10951 (struct mem_attrs): Use alias_set_type.
10952 * tree.h: Include alias.h
10953 (struct tree_type): Use alias_set_type.
10954 (struct tree_struct_field_tag): Likewise.
10955 (struct tree_decl_common): Likewise.
10956 * alias.c (struct alias_set_entry): Use alias_set_type.
10957 (get_alias_set_entry, alias_set_subset_of): Likewise.
10958 (alias_sets_conflict_p): Likewise.
10959 (alias_sets_must_conflict_p): Likewise.
10960 (objects_must_conflict_p): Likewise.
10961 (get_alias_set, new_alias_set): Likewise.
10962 (record_alias_subset, record_component_aliases): Likewise.
10963 (varargs_set, frame_set): Change to alias_set_type.
10964 (get_varargs_alias_set): Use alias_set_type.
10965 (get_frame_alias_set): Likewise.
10966 * builtins.c (setjmp_alias_set): Change to alias_set_type.
10967 * dse.c (struct store_info): Use alias_set_type.
10968 (struct read_info, struct clear_alias_mode_holder): Likewise.
10969 (clear_alias_set_lookup, canon_address): Likewise.
10970 (record_store, check_mem_read_rtx): Likewise.
10971 (dse_record_singleton_alias_set): Likewise.
10972 (dse_invalidate_singleton_alias_set): Likewise.
10973 * emit-rtl.c (get_mem_attrs): Likewise.
10974 (set_mem_attributes_minus_bitpos): Likewise.
10975 (set_mem_alias_set): Likewise.
10976 * expr.c (store_constructor_field, store_field): Likewise.
10977 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
10978 * langhooks.c (lhd_get_alias_set): Likewise.
10979 * langhooks-def.h (lhd_get_alias_set): Likewise.
10980 * reload1.c (alter_reg): Likewise.
10981 * tree-flow.h (struct fieldoff): Likewise.
10982 * tree-ssa-alias.c (struct alias_map_d): Likewise.
10983 (may_alias_p, get_smt_for, create_sft): Likewise.
10984 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
10985 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
10986 (merge_smts_into): Likewise.
10987 * varasm.c (const_alias_set): Likewise.
10988 * c-common.c (strict_aliasing_warning): Likewise.
10989 (c_common_get_alias_set): Likewise.
10990 * dse.h (dse_record_singleton_alias_set): Update declaration.
10991 (dse_invalidate_singleton_alias_set): Likewise.
10992 * emit-rtl.h (set_mem_alias_set): Likewise.
10993 * c-common.h (c_common_get_alias_set): Likewise.
10994 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
10995 * print-tree.c (print_node): Likewise.
10996 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
10998 (alpha_setup_incoming_varargs): Use alias_set_type.
10999 * config/i386/i386.c (setup_incoming_varargs_64): Use
11001 (setup_incoming_varargs_ms_64): Likewise.
11002 (ix86_GOT_alias_set): Likewise.
11003 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11004 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
11005 (set): Change to alias_set_type.
11006 (get_TOC_alias_set): Use alias_set_type.
11007 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
11009 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
11010 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
11012 (struct_value_alias_set): Likewise.
11013 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
11015 2007-08-11 Richard Sandiford <richard@codesourcery.com>
11017 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
11018 * config/vxworks.h (TARGET_VXWORKS): Override.
11019 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
11020 "mips" if TARGET_VXWORKS.
11022 2007-08-11 Richard Sandiford <richard@codesourcery.com>
11024 * calls.c (avoid_likely_spilled_reg): New function.
11025 (expand_call): Use it.
11027 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11029 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
11031 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
11033 * config/mips/predicates.md (const_call_insn_operand): Invoke
11034 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
11036 2007-08-10 David Edelsohn <edelsohn@gnu.org>
11039 * config/rs6000/driver-rs6000.c: Include link.h.
11040 Use ElfW instead of wordsize-specif typedef.
11042 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11044 * system.h (CONST_CAST): New.
11045 * c-decl.c (c_make_fname_decl): Use it.
11046 * c-lex.c (cb_ident, lex_string): Likewise.
11047 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11048 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
11049 give_switch, set_multilib_dir): Likewise.
11050 * gengtype-parse.c (string_seq, typedef_name): Likewise.
11051 * passes.c (execute_one_pass): Likewise.
11052 * prefix.c (update_path): Likewise.
11053 * pretty-print.c (pp_base_destroy_prefix): Likewise.
11054 * tree.c (build_string): Likewise.
11056 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11058 * tree-flow-inline.h (is_exec_stmt): Remove.
11059 (is_label_stmt): Remove.
11060 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
11063 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
11065 * lower-subreg.c (resolve_shift_zext): Don't adjust
11066 src_reg_num for wordmode operands.
11068 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
11069 David Ung <davidu@mips.com>
11071 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
11072 (TARGET_SCHED_REORDER2): Define.
11073 (mips_maybe_swap_ready): New.
11074 (mips_last_74k_agen_insn): New.
11075 (mips_74k_agen_init): New.
11076 (mips_74k_agen_reorder): New function to group loads and stores
11077 in the ready queue.
11078 (mips_sched_init): New.
11079 (mips_sched_reorder): Don't do initialization here. Call
11080 mips_74k_agen_reorder.
11081 (mips_variable_issue): Call mips_74k_agen_init.
11083 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11085 * tree-flow-inline.h (get_filename): Remove.
11087 2007-08-10 Richard Sandiford <richard@codesourcery.com>
11089 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
11091 (mips_fetch_insns): Delete in favor of...
11092 (mips_load_store_insns): ...this new function.
11093 * config/mips/mips.c (mips_address_insns): Add a boolean argument
11094 to say whether multiword moves _might_ be split.
11095 (mips_fetch_insns): Delete in favor of...
11096 (mips_load_store_insns): ...this new function.
11097 (mips_rtx_costs): Update the call to mips_address_insns.
11098 (mips_address_cost): Likewise.
11099 * config/mips/mips.md (length): Use mips_load_store_insns instead
11100 of mips_fetch_insns.
11101 * config/mips/constraints.md (R): Use mips_address_insns rather
11102 than mips_fetch_insns. Assume that the move never needs to be split.
11104 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11106 * config/mips/mips.opt (mhard-float, msoft-float): Make these
11107 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
11108 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
11109 * config/mips/mips.h (mips16_hard_float): Delete.
11110 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
11111 definitions, and replace with....
11112 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
11113 * config/mips/mips.c (mips16_hard_float): Delete. Replace
11114 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
11115 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
11116 (override_options): Replace MASK_SOFT_FLOAT references with
11117 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
11118 and mips16_hard_float when TARGET_MIPS16.
11120 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11123 * c-typeck.c (build_binary_op): Check for non pointer types before
11124 calling int_fits_type_p.
11126 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11128 PR middle-end/32813
11129 * fold-const.c (omit_one_operand): Return only the ommitted expression
11130 if the result is an empty statement.
11131 (pedantic_omit_one_operand): Likewise.
11133 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
11135 * c-typeck.c (readonly_error): Improve error for assignment.
11137 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
11139 (pp_c_expression): Ditto.
11141 2007-08-09 Simon Baldwin <simonb@google.com>
11143 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
11144 break that was preventing simplify_associative_operation() for xor.
11146 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11147 Nigel Stephens <nigel@mips.com>
11149 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
11150 Document change in interpretation of value from boolean to
11152 * optabs.c (expand_ffs, expand_ctz): New functions to compute
11153 ffs and ctz using clz.
11154 (expand_unop): Call them.
11155 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
11157 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
11158 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
11159 enable the new ffs expansion on this target.
11161 2007-08-09 Jan Hubicka <jh@suse.cz>
11163 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
11164 (expand_ternary_op): Likewise.
11165 (expand_vec_shift_expr): Likewise.
11166 (expand_binop_directly): Likewise.
11167 (expand_binop): Likewise.
11168 (sign_expand_binop): Likewise.
11169 (expand_twoval_unop): Likewise.
11170 (expand_twoval_binop): Likewise.
11171 (expand_twoval_binop_libfunc): Likewise.
11172 (widen_clz): Likewise.
11173 (widen_bswap): Likewise.
11174 (expand_parity): Likewise.
11175 (expand_unop): Likewise.
11176 (expand_abs_nojump): Likewise.
11177 (expand_copysign): Likewise.
11178 (emit_no_conflict_block): Likewise.
11179 (emit_libcall_block): Likewise.
11180 (can_compare_p): Likewise.
11181 (prepare_cmp_insn): Likewise.
11182 (emit_cmp_and_jump_insn_1): Likewise.
11183 (prepare_float_lib_cmp): Likewise.
11184 (emit_conditional_add): Likewise.
11185 (gen_add2_insn): Likewise.
11186 (have_add2_insn): Likewise.
11187 (gen_sub2_insn): Likewise.
11188 (have_sub2_insn): Likewise.
11189 (can_extend_p): Likewise.
11190 (can_fix_p): Likewise.
11191 (can_float_p): Likewise.
11192 (expand_float): Likewise.
11193 (expand_fix): Likewise.
11194 (expand_sfix_optab): Likewise.
11195 (new_optab): Likewise.
11196 (new_convert_optab): Likewise.
11197 (init_libfuncs): Likewise.
11198 (init_interclass_conv_libfuncs): Likewise.
11199 (init_intraclass_conv_libfuncs): Likewise.
11200 (set_conv_libfunc): Likewise.
11201 (init_optabs): Likewise.
11202 (debug_optab_libfuncs): Likewise.
11203 (gen_cond_trap): Likewise.
11204 * optabs.h (optab_handler, convert_optab_hanlder): New.
11205 * genopinit.c: Update optabs generation table.
11206 * reload.c (find_reloads_address_1): Use optabs accestors.
11207 * builtins.c (expand_builtin_mathfn): Likewise.
11208 (expand_builtin_mathfn_2): Likewise.
11209 (expand_builtin_mathfn_3): Likewise.
11210 (expand_builtin_interclass_mathfn): Likewise.
11211 (expand_builtin_sincos): Likewise.
11212 (expand_builtin_cexpi): Likewise.
11213 (expand_builtin_powi): Likewise.
11214 (expand_builtin_strlen): Likewise.
11215 * dojump.c (do_jump): Likewise.
11216 * expr.c (convert_move): Likewise.
11217 (move_by_pieces): Likewise.
11218 (move_by_pieces_ninsns): Likewise.
11219 (can_store_by_pieces): Likewise.
11220 (store_by_pieces_1): Likewise.
11221 (emit_move_via_integer): Likewise.
11222 (emit_move_complex): Likewise.
11223 (emit_move_ccmode): Likewise.
11224 (emit_move_insn_1): Likewise.
11225 (emit_single_push_insn): Likewise.
11226 (store_constructor): Likewise.
11227 (expand_expr_real_1): Likewise.
11228 (do_store_flag): Likewise.
11229 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
11230 (enumerate_modes): Likewise.
11231 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
11232 (supportable_widening_operation): Likewise.
11233 (supportable_narrowing_operation): Likewise.
11234 * expmed.c (store_bit_field_1): Likewise.
11235 (extract_bit_field_1): Likewise.
11236 (expand_mult_highpart_optab): Likewise.
11237 (expand_smod_pow2): Likewise.
11238 (expand_divmod): Likewise.
11239 (emit_store_flag): Likewise.
11240 * tree-vect-patterns.c
11241 (vect_pattern_recog_1): Likewise.
11242 * tree-ssa-loop-prefetch.c
11243 (nontemporal_store_p): Likewise.
11244 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
11245 (vect_create_epilog_for_reduction): Likewise.
11246 (vectorizable_reduction): Likewise.
11247 (vectorizable_operation): Likewise.
11248 (vect_strided_store_supported): Likewise.
11249 (vectorizable_store): Likewise.
11250 (vect_strided_load_supported): Likewise.
11251 (vectorizable_load): Likewise.
11252 * combine.c (simplify_comparison): Likewise.
11253 * tree-vect-generic.c
11254 (type_for_widest_vector_mode): Likewise.
11255 (expand_vector_operations_1): Likewise.
11256 * config/spu/spu.c (spu_expand_mov): Likewise.
11257 (spu_emit_vector_compare): Likewise.
11258 * config/rs6000/rs6000.c
11259 (rs6000_emit_vector_compare): Likewise.
11260 * stmt.c (add_case_node): Likewise.
11261 * reload1.c (gen_reload):
11263 2007-08-09 Michael Matz <matz@suse.de>
11265 * tree.h (fixed_zerop): Declare as taking a const_tree.
11266 * tree.c (fixed_zerop): Take a const_tree.
11268 2007-08-09 Ira Rosen <irar@il.ibm.com>
11270 * tree-vect-transform.c (vectorizable_store): Remove call to
11271 copy_virtual_operands() and call mark_symbols_for_renaming() for
11272 the created vector store.
11273 (vect_setup_realignment): Don't call copy_virtual_operands() and
11274 update_vuses_to_preheader().
11275 (vectorizable_load): Don't call copy_virtual_operands().
11276 (update_vuses_to_preheader): Remove.
11278 2007-08-08 Chao-ying Fu <fu@mips.com>
11280 * tree.def (FIXED_POINT_TYPE): New type.
11281 (FIXED_CST): New constant.
11282 (FIXED_CONVERT_EXPR): New expr.
11283 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
11284 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
11285 * tree.h (struct tree_base): Add saturating_flag.
11286 Remove one bit of spare for saturating_flag.
11287 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
11288 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
11289 FIXED_POINT_TYPE_P): Define.
11290 (TYPE_SATURATING): Define.
11291 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
11292 (struct tree_fixed_cst): New.
11293 (TYPE_IBIT, TYPE_FBIT): Define.
11294 (tree_node): Add fixed_cst.
11295 (enum tree_index): Add new enumeration values of
11296 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
11297 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
11298 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
11299 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
11300 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
11301 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
11302 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
11303 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
11304 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
11305 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
11306 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
11307 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
11308 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
11309 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
11310 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
11311 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
11312 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
11313 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
11314 (sat_short_fract_type_node, sat_fract_type_node,
11315 sat_long_fract_type_node, sat_long_long_fract_type_node,
11316 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
11317 sat_unsigned_long_fract_type_node,
11318 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
11319 fract_type_node, long_fract_type_node, long_long_fract_type_node,
11320 unsigned_short_fract_type_node, unsigned_fract_type_node,
11321 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
11322 sat_short_accum_type_node, sat_accum_type_node,
11323 sat_long_accum_type_node, sat_long_long_accum_type_node,
11324 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
11325 sat_unsigned_long_accum_type_node,
11326 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
11327 accum_type_node, long_accum_type_node, long_long_accum_type_node,
11328 unsigned_short_accum_type_node, unsigned_accum_type_node,
11329 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
11330 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
11331 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
11332 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
11333 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
11334 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
11335 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
11336 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
11337 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
11338 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
11339 sat_uda_type_node, sat_uta_type_node): New macro.
11340 (make_fract_type, make_accum_type): Declare.
11341 (make_signed_fract_type, make_unsigned_fract_type,
11342 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
11343 make_signed_accum_type, make_unsigned_accum_type,
11344 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
11345 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
11346 make_or_reuse_sat_signed_fract_type,
11347 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
11348 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
11349 make_or_reuse_sat_unsigned_accum_type): New macro.
11350 (fixed_zerop): Declare.
11351 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
11352 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
11353 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
11354 LONG_LONG_ACCUM_TYPE_SIZE): Define.
11355 * treestruct.def: Add TS_FIXED_CST.
11356 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
11357 (tree.o): Likewise.
11358 (tree-dump.o): Likewise.
11359 (print-tree.o): Likewise.
11360 (tree-pretty-print.o): Likewise.
11361 (fold-const.o): Likewise.
11362 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
11363 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
11364 (is_gimple_min_invariant): Handle FIXED_CST.
11365 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
11366 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
11367 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11368 (layout_type): Handle FIXED_POINT_TYPE.
11369 (make_fract_type, make_accum_type): New functions.
11370 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
11371 * tree-dump.c (fixed-value.h): New include.
11372 (dump_fixed): New function.
11373 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
11374 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
11375 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
11376 * tree-pretty-print.c (fixed-value.h): New include.
11377 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
11378 FIXED_CONVERT_EXPR.
11379 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
11380 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
11381 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
11382 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
11383 for non-saturating fixed-point types.
11384 (reassociate_bb): Likewise.
11385 * emit-rtl.c (fixed-value.h): New include.
11386 (fconst0, fconst1): New array.
11387 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
11388 * tree-vect-generic.c expand_vector_operation): Support
11389 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
11390 MODE_VECTOR_UACCUM.
11391 (type_for_widest_vector_mode): Add one parameter for the
11393 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
11395 Pass the satp parameter to type_for_mode for fixed-point types.
11396 (expand_vector_operations_1): Pass the saturating flag to
11397 type_for_widest_vector_mode.
11398 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11399 and MODE_VECTOR_UACCUM.
11400 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
11401 (vectorizable_condition): Likewise.
11402 * tree.c (fixed-value.h): New include.
11403 (tree_code_size): Support FIXED_CST.
11404 (build_fixed): New function.
11405 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
11406 (fixed_zerop): New function.
11407 (tree_node_structure): Support FIXED_CST.
11408 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
11409 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
11410 (type_hash_eq): Handle FIXED_POINT_TYPE.
11411 (simple_cst_equal): Support FIXED_CST.
11412 (iterative_hash_expr): Handle FIXED_CST.
11413 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
11414 (get_narrower): Likewise.
11415 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
11416 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
11417 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
11418 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
11420 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
11421 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11422 (initializer_zerop): Support FIXED_CST.
11423 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
11424 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
11425 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
11426 (is_base_type): Handle FIXED_POINT_TYPE.
11427 (add_type_attribute): Handle FIXED_POINT_TYPE.
11428 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
11429 * print-tree.c (fixed-value.h): New include.
11430 (print_node_brief): Support FIXED_CST.
11431 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
11432 * c-pretty-print.c (fixed-value.h): New include.
11433 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
11434 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
11435 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
11436 Support fixed-point types for inner items in VECTOR_TYPE.
11437 (pp_c_direct_declarator): Likewise.
11438 (pp_c_declarator): Likewise.
11439 (pp_c_fixed_constant): New function.
11440 (pp_c_constant): Handle FIXED_CST.
11441 (pp_c_primary_expression): Likewise.
11442 (pp_c_expression): Likewise.
11443 * fold-const.c (fixed-value.h): New include.
11444 (negate_expr_p): Return true for FIXED_CST.
11445 (fold_negate_expr): Support FIXED_CST.
11446 (split_tree): Support FIXED_CST.
11447 (const_binop): Support FIXED_CST.
11448 (fold_convert_const_int_from_fixed): New function to convert from
11450 (fold_convert_const_real_from_fixed): New function to convert from
11452 (fold_convert_const_fixed_from_fixed): New function to convert from
11453 fixed to another fixed.
11454 (fold_convert_const_fixed_from_int): New function to convert from
11456 (fold_convert_const_fixed_from_real): New function to convert from
11458 (fold_convert_const): Support conversions from fixed to int, from
11459 fixed to real, from fixed to fixed, from int to fixed, and from real
11461 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
11462 (operand_equal_p): Support FIXED_CST.
11463 (make_range): For fixed-point modes, we need to pass the
11464 saturating flag as the 2nd parameter.
11465 (tree_swap_operands_p): Handle FIXED_CST.
11466 (fold_plusminus_mult_expr): For fract modes, we cannot generate
11468 (fold_unary): Support FIXED_CONVERT_EXPR.
11469 (fold_binary): Handle FIXED_CST.
11470 Make sure the type is not saturating, before associating operations.
11471 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
11472 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
11473 (fold_negate_const): Support FIXED_CST.
11474 (fold_relational_const): Support FIXED_CST.
11475 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
11476 (gimplify_expr): Handle FIXED_CST.
11477 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
11478 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
11479 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
11480 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
11481 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
11482 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
11483 LONG_LONG_ACCUM_TYPE_SIZE.
11484 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
11485 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
11486 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
11487 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
11488 MODE_ACCUM, and MODE_UACCUM.
11489 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
11490 fixed-point types to disable reduction.
11491 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
11493 2007-08-08 David Edelsohn <edelsohn@gnu.org>
11495 * config/rs6000/x-rs6000: New file.
11496 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
11497 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
11498 (EXTRA_SPEC_FUNCTIONS): Define.
11499 (HAVE_LOCAL_CPU_DETECT): Define.
11500 (CC1_CPU_SPEC): Define.
11501 * config/rs6000/driver-rs6000.c: New file.
11502 * config/rs6000/aix.h (CC1_SPEC): Define.
11503 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
11504 * config.host: Add x-rs6000 to host_xmake_file if host and target
11505 are rs6000 or powerpc.
11507 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
11509 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
11511 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11512 Sandra Loosemore <sandra@codesourcery.com>
11513 Chao-ying Fu <fu@mips.com>
11514 Nigel Stephens <nigel@mips.com>
11515 David Ung <davidu@mips.com>
11517 * doc/invoke.texi (-mcode-readable): Document.
11518 * config/mips/mips.opt (mcode-readable): New option.
11519 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
11520 * config/mips/mips.h (mips_code_readable_setting): New enum.
11521 (mips_code_readable): Declare.
11522 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
11523 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
11524 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
11525 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
11526 boiler-plate comments.
11527 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
11528 * config/mips/mips.c (mips_code_readable): New variable.
11529 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
11530 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
11531 context and -mcode-readable setting to restrict the use of
11532 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
11533 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
11534 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
11535 (mips_blocks_for_constant_p): Only return false for
11536 TARGET_MIPS16_PCREL_LOADS.
11537 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
11538 for MIPS16. Handle SYMBOL_32_HIGH.
11539 (mips_const_insns): Allow HIGHs for MIPS16 too.
11540 (mips_unspec_address_offset): New function, split out from...
11541 (mips_unspec_address): ...here.
11542 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
11543 16-bit symbolic constants. Assert approropiate conditions for
11544 using the "la" and "dla" macros.
11545 (mips_handle_option): Handle -mcode-readable=.
11546 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
11547 Set up mips_lo_relocs[SYMBOL_32_HIGH].
11548 (mips_strip_unspec_address): New function, split out from...
11549 (print_operand_reloc): ...here.
11550 (print_operand): Pass constants through mips_strip_unspec_address.
11551 (print_operand_address): Likewise.
11552 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
11553 (mips_select_rtx_section): Remove MIPS16 handling.
11554 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
11555 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
11556 (mips16_lay_out_constants): Do nothing unless
11557 TARGET_MIPS16_PCREL_LOADS.
11558 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
11559 * config/mips/mips.md: Split HIGHs for MIPS16.
11560 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
11562 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11564 * config/mips/mips-protos.h (mips_emit_move): Declare.
11565 * config/mips/mips.c (mips_emit_move): New function.
11566 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
11567 (mips_legitimize_const_move): Likewise.
11568 (mips_legitimize_move): Likewise.
11569 (mips_split_64bit_move): Likewise.
11570 (mips_restore_gp): Likewise.
11571 (mips_load_call_address): Likewise.
11572 (mips_emit_fcc_reload): Likewise.
11573 (mips_set_return_address): Likewise.
11574 (mips_block_move_straight): Likewise.
11575 (mips_block_move_loop): Likewise.
11576 (mips_setup_incoming_varargs): Likewise.
11577 (mips_save_reg): Likewise.
11578 (mips_expand_prologue): Likewise.
11579 (mips_restore_reg): Likewise.
11580 (mips_expand_epilogue): Likewise.
11581 (mips_output_mi_thunk): Likewise.
11582 (build_mips16_call_stub): Likewise.
11583 (mips_builtin_branch_and_move): Likewise.
11584 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
11585 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11586 (fixuns_truncdfdi2): Likewise.
11587 (fixuns_truncsfsi2): Likewise.
11588 (fixuns_truncsfdi2): Likewise.
11589 (loadgp_absolute): Likewise.
11590 (builtin_setjmp_setup): Likewise.
11591 (builtin_longjmp): Likewise.
11592 (untyped_call): Likewise.
11594 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11596 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
11597 an "rtx *" argument. Return a bool.
11598 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
11599 values and return true if they can be split. Take the same kind of
11600 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
11601 and store the lo_sum there if nonnull. Use the symbol type to
11602 determine whether a $gp or HIGH is needed.
11603 (mips_legitimize_address): Update call to mips_split_symbol and
11604 simplify accordingly.
11605 (mips_legitimize_const_move): Likewise.
11606 * config/mips/mips.md: In the combine define_split,
11607 check mips_split_symbol instead of splittable_symbolic_operand.
11608 Update use of mips_split_symbol in the generator code.
11609 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
11611 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11613 * config/mips/mips.c (mips_symbolic_address_p): Delete.
11614 (mips_symbol_insns_1): New function, split out from...
11615 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
11616 and stores separately from load addresses.
11617 (mips_classify_address): Replace uses of mips_symbolic_address_p
11618 with uses of mips_symbol_insns.
11619 (mips_address_insns): Update calls to mips_symbol_insns.
11620 (mips_const_insns): Likewise.
11621 (mips_legitimize_address): Likewise.
11623 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11625 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
11626 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
11627 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
11628 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
11629 non-call contexts if TARGET_MIPS16.
11630 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
11631 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
11632 code for SYMBOL_ABSOLUTE.
11633 (mips_symbol_insns): Likewise.
11635 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11637 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
11638 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
11639 (mips_symbolic_constant_p): Likewise. Update the call to
11640 mips_classify_symbol.
11641 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
11642 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
11643 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
11644 (print_operand_reloc): Add a context argument. Update the call to
11645 mips_symbolic_constant_p.
11646 (print_operand): Update the calls to print_operand_reloc.
11647 (print_operand_address): Use print_operand_reloc rather than
11649 (mips_rewrite_small_data_p): Add a context argument. Update the call
11650 to mips_symbolic_constant_p.
11651 (mips_small_data_pattern_1): Make DATA the containing mem.
11652 Update the call to mips_rewrite_small_data_p.
11653 (mips_rewrite_small_data_1): Likewise.
11654 (mips_use_anchors_for_symbol_p): Update the call to
11655 mips_symbolic_constant_p.
11656 * config/mips/predicates.md (const_call_insn_operand): Likewise.
11657 (splittable_symbolic_operand): Likewise.
11658 (move_operand): Likewise.
11659 (absolute_symbolic_operand): Likewise.
11660 (got_disp_operand): Likewise.
11661 (got_page_ofst_operand): Likewise.
11663 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11665 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
11666 (SYMBOL_ABSOLUTE): ...this.
11667 (SYMBOL_SMALL_DATA): Rename to...
11668 (SYMBOL_GP_RELATIVE): ...this.
11669 (SYMBOL_CONSTANT_POOL): Rename to...
11670 (SYMBOL_PC_RELATIVE): ...this.
11671 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
11672 (mips_symbolic_address_p, mips_symbol_insns, override_options)
11673 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
11674 after above changes.
11675 * config/mips/predicates.md (const_call_insn_operand): Likewise.
11676 (general_symbolic_operand): Rename to...
11677 (absolute_symbolic_operand): ...this.
11678 * config/mips/mips.md: Update after above changes.
11680 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
11681 Revital Eres <eres@il.ibm.com>
11683 * ddg.c (print_ddg): Add dump information.
11684 * modulo-sched.c (print_node_sched_params): Add parameter and
11686 (calculate_maxii): Remove function.
11687 (undo_generate_reg_moves): Likewise.
11688 (undo_permute_partial_schedule): Likewise.
11689 (kernel_number_of_cycles): Likewise.
11690 (MAXII_FACTOR): New definition to calculate the upper bound of II.
11691 (sms_schedule): Use it. Remove profitability checks.
11692 (sms_schedule_by_order): Fix order of nodes within the cycle.
11694 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
11696 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
11697 -profile option, add pie support.
11698 (ENDFILE_SPEC): New spec.
11699 * config/gnu.h (LIB_SPEC): Add -profile option.
11701 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
11703 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
11704 * config/gnu.h (LIB_SPEC): Likewise.
11706 2007-08-07 Yaz Saito <saito@google.com>
11707 Ian Lance Taylor <iant@google.com>
11709 * common.opt (finstrument-functions-exclude-function-list): New
11711 (finstrument-functions-exclude-file-list): New option.
11712 * opts.c (char_p): Define and DEF_VEC.
11713 (flag_instrument_functions_exclude_functions): New static
11715 (flag_instrument_functions_exclude_files): New static variable.
11716 (add_instrument_functions_exclude_list): New static function.
11717 (flag_instrument_functions_exclude_p): New function.
11718 (common_handle_option): Handle new options.
11719 * flags.h (flag_instrument_functions_exclude_p): Declare.
11720 * gimplify.c (gimplify_function_tree): Call
11721 flag_instrument_functions_exclude_p.
11722 * doc/invoke.texi (Option Summary): Mention new options.
11723 (Code Gen Options): Document new options.
11725 2007-08-07 Ian Lance Taylor <iant@google.com>
11727 PR rtl-optimization/32776
11728 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
11729 (resolve_use): Likewise.
11730 (decompose_multiword_subregs): Remove "changed" local variable.
11732 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
11734 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
11735 * configure: Regenerate.
11736 * config.in: Regenerate.
11737 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
11740 2007-08-07 Ian Lance Taylor <iant@google.com>
11742 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
11743 note, just delete the insn.
11745 2007-08-07 Andreas Schwab <schwab@suse.de>
11748 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
11751 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
11753 * lower-subreg.c (resolve_subreg_use): Remove assertion.
11754 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
11755 (decompose_multiword_subregs): Use the functions above to decompose
11756 multiword shifts and zero-extends.
11758 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
11760 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
11761 "assemble" descriptions which were swapped.
11763 2007-08-06 Chao-ying Fu <fu@mips.com>
11765 * fixed-value.h: New file.
11766 * fixed-value.c: New file.
11767 * Makefile.in (OBJS-common): Add fixed-value.o.
11768 (fixed-value.o): New rule.
11769 (GTFILES): Add fixed-value.h.
11770 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
11771 to compare a.low and b.low.
11772 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
11774 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
11775 Daniel Jacobowitz <dan@codesourcery.com>
11778 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
11780 (x86_64-*-netbsd*): Likewise.
11781 (x86_64-*-linux*): Likewise.
11782 (x86_64-*-kfreebsd*-gnu): Likewise.
11783 (x86_64-*-knetbsd*-gnu): Likewise.
11784 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
11786 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
11788 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
11789 Add -fno-asynchronous-unwind-tables.
11791 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
11792 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
11793 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
11794 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
11795 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
11797 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11799 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
11800 (TARGET_C_MODE_FOR_SUFFIX): New.
11802 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11804 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
11806 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11808 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
11810 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
11812 * config/i386/i386.md: Check TARGET_ macros and optimize_size
11813 before checking function returns in conditional expressions.
11815 2007-08-06 Alfred Minarik <a.minarik@aon.at>
11818 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
11820 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11822 PR middle-end/32988
11823 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
11824 for INTEGRAL_TYPE_P.
11826 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
11828 * configure.ac: Remove --enable-checking=df from default settings.
11829 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
11830 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
11831 if the parameter is true.
11832 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
11833 DF_VERIFY_SCHEDULED flag is true.
11834 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
11835 (df_finish_pass): Adjust prototype.
11836 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
11839 * see.c (pass_see): Add TODO_df_verify.
11840 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
11841 * global.c (rest_of_handle_global_alloc): Schedule verification
11843 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
11845 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
11846 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
11847 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
11849 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
11850 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
11851 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
11853 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
11854 Revital Eres <eres@il.ibm.com>
11856 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
11858 * ddg.c (create_ddg_dependence): Rename to...
11859 (create_ddg_dep_from_intra_loop_link): This. Do not check
11860 for interloop edges. Do not create anti dependence edge when
11861 a true dependence edge exists in the opposite direction and
11862 -fmodulo-sched-allow-regmoves is set.
11863 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
11864 (add_cross_iteration_register_deps): Create anti dependence edge
11865 when -fno-modulo-sched-allow-regmoves is set.
11866 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
11868 2007-08-04 Richard Sandiford <richard@codesourcery.com>
11870 * config/arm/arm.md (movsi): Add braces.
11872 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
11874 PR middle-end/32780
11875 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
11876 operands for the folding of "A - (A & B)" into "~B & A"; cast them
11879 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
11881 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
11882 state accessor functions.
11883 * cfgloopmanip.c (remove_path, create_preheaders,
11884 force_single_succ_latches, fix_loop_structure): Ditto.
11885 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
11886 tree_duplicate_loop_to_header_edge): Ditto.
11887 * cfgloopanal.c (mark_irreducible_loops): Ditto.
11888 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
11890 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
11891 cleanup_tree_cfg): Ditto.
11892 * tree-cfg.c (tree_merge_blocks): Ditto.
11893 * cfgloop.c (rescan_loop_exit, record_loop_exits,
11894 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
11895 loop_preheader_edge, single_exit): Ditto.
11896 (flow_loops_find): Do not clear loops->state.
11897 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
11898 loops_state_clear): New functions.
11900 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11902 PR middle-end/32399
11903 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
11904 when adding to the base and convert ELT to sizetype instead of type.
11906 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11908 PR middle-end/32304
11909 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
11910 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
11912 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11914 PR middle-end/32935
11915 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
11916 correct type the negate expression.
11918 2007-08-03 Jan Hubicka <jh@suse.cz>
11920 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
11923 2007-08-03 David Edelsohn <edelsohn@gnu.org>
11925 * config/rs6000/rs6000.c (struct processor_cost): Change
11926 l1_cache_lines to l1_cache_size. Add l2_cache_size.
11927 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
11929 (rios1_costs, rios2_cost): Correct cache line size.
11930 (rs6000_override_options): Set l2-cache-size parameter.
11932 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11933 Diego Novillo <dnovillo@google.com>
11936 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
11937 if the range includes 0.
11939 2007-08-03 Ben Elliston <bje@au.ibm.com>
11941 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
11942 mode to unspec expressions to silence a warning from the generator
11945 2007-08-02 Steve Ellcey <sje@cup.hp.com>
11947 * config/ia64/constraints.md ("U"): Make constraint vector only.
11949 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
11951 PR middle-end/25446
11952 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
11953 always_inline attribute on the function decl.
11955 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
11957 PR middle-end/25445
11958 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
11959 if we are compiling with -fPIC.
11961 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
11962 Nigel Stephens <nigel@mips.com>
11964 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
11965 Define for MIPS32 and MIPS64.
11967 2007-08-02 Nick Clifton <nickc@redhat.com>
11969 * config/host-hpux.c: Change copyright header to refer to version
11970 3 of the GNU General Public License and to point readers at the
11971 COPYING3 file and the FSF's license web page.
11972 * config/alpha/predicates.md, config/alpha/vms-ld.c,
11973 config/alpha/linux.h, config/alpha/alpha.opt,
11974 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
11975 config/alpha/vms-unwind.h, config/alpha/ev4.md,
11976 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
11977 config/alpha/alpha.h, config/alpha/sync.md,
11978 config/alpha/openbsd.h, config/alpha/alpha.md,
11979 config/alpha/alpha-modes.def, config/alpha/ev5.md,
11980 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
11981 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
11982 config/alpha/constraints.md, config/alpha/osf.h,
11983 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
11984 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
11985 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
11986 config/frv/frv-asm.h, config/frv/frv-protos.h,
11987 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
11988 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
11989 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
11990 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
11991 config/s390/s390.opt, config/s390/s390-modes.def,
11992 config/s390/fixdfdi.h, config/s390/constraints.md,
11993 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
11994 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
11995 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
11996 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
11997 config/m32c/prologue.md, config/m32c/m32c.abi,
11998 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
11999 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
12000 config/m32c/t-m32c, config/m32c/m32c-modes.def,
12001 config/m32c/jump.md, config/m32c/shift.md,
12002 config/m32c/m32c-protos.h, config/libgloss.h,
12003 config/spu/spu-protos.h, config/spu/predicates.md,
12004 config/spu/spu-builtins.h, config/spu/spu.c,
12005 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
12006 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
12007 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
12008 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
12009 config/sparc/hypersparc.md, config/sparc/predicates.md,
12010 config/sparc/linux.h, config/sparc/sp64-elf.h,
12011 config/sparc/supersparc.md, config/sparc/cypress.md,
12012 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
12013 config/sparc/niagara.md, config/sparc/sparc.md,
12014 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
12015 config/sparc/sparc.opt, config/sparc/sync.md,
12016 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
12017 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
12018 config/sparc/sparc.c, config/sparc/little-endian.opt,
12019 config/sparc/sysv4-only.h, config/sparc/sparc.h,
12020 config/sparc/linux64.h, config/sparc/freebsd.h,
12021 config/sparc/sol2.h, config/sparc/rtemself.h,
12022 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
12023 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
12024 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
12025 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
12026 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
12027 config/m32r/linux.h, config/m32r/constraints.md,
12028 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
12029 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
12030 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
12031 config/i386/i386.md, config/i386/netware-crt0.c,
12032 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
12033 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
12034 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
12035 config/i386/sol2.h, config/i386/constraints.md,
12036 config/i386/netware-libgcc.c, config/i386/sysv5.h,
12037 config/i386/predicates.md, config/i386/geode.md,
12038 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
12039 config/i386/freebsd64.h, config/i386/vxworksae.h,
12040 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
12041 config/i386/rtemself.h, config/i386/netbsd-elf.h,
12042 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
12043 config/i386/netware.h, config/i386/i386-modes.def,
12044 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
12045 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
12046 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
12047 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
12048 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
12049 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
12050 config/i386/xm-mingw32.h, config/i386/linux64.h,
12051 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
12052 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
12053 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
12054 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
12055 config/i386/cygwin2.c, config/i386/i386-protos.h,
12056 config/i386/sync.md, config/i386/openbsd.h,
12057 config/i386/host-mingw32.c, config/i386/i386-aout.h,
12058 config/i386/nto.h, config/i386/biarch64.h,
12059 config/i386/i386-coff.h, config/i386/freebsd.h,
12060 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
12061 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
12062 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
12063 config/darwin-protos.h, config/linux.opt, config/sol2.c,
12064 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
12065 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
12066 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
12067 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
12068 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
12069 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
12070 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
12071 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
12072 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
12073 config/sh/superh64.h, config/sh/rtemself.h,
12074 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
12075 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
12076 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
12077 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
12078 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
12079 config/avr/predicates.md, config/avr/constraints.md,
12080 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
12081 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
12082 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
12083 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
12084 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
12085 config/c4x/c4x-modes.def, config/c4x/rtems.h,
12086 config/c4x/predicates.md, config/c4x/c4x.h,
12087 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
12088 config/xtensa/predicates.md, config/xtensa/xtensa.c,
12089 config/xtensa/linux.h, config/xtensa/xtensa.h,
12090 config/xtensa/elf.h, config/xtensa/xtensa.md,
12091 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
12092 config/xtensa/xtensa-protos.h, config/dbx.h,
12093 config/stormy16/predicates.md, config/stormy16/stormy16.md,
12094 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
12095 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
12096 config/host-solaris.c, config/fr30/fr30.h,
12097 config/fr30/predicates.md, config/fr30/fr30-protos.h,
12098 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
12099 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
12100 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
12101 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
12102 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
12103 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
12104 config/host-linux.c, config/interix3.h, config/cris/cris.c,
12105 config/cris/predicates.md, config/cris/linux.h,
12106 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
12107 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
12108 config/cris/aout.opt, config/cris/cris-protos.h,
12109 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
12110 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12111 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
12112 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
12113 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
12114 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
12115 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
12116 config/chorus.h, config/mn10300/mn10300.c,
12117 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
12118 config/mn10300/mn10300.h, config/mn10300/linux.h,
12119 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
12120 config/mn10300/mn10300.md, config/ia64/predicates.md,
12121 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
12122 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
12123 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
12124 config/ia64/freebsd.h, config/ia64/ia64.md,
12125 config/ia64/ia64-modes.def, config/ia64/constraints.md,
12126 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
12127 config/gofast.h, config/rtems.h, config/sol2-10.h,
12128 config/m68k/predicates.md, config/m68k/m68k.md,
12129 config/m68k/linux.h, config/m68k/m68k-modes.def,
12130 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
12131 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
12132 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
12133 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
12134 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
12135 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
12136 config/m68k/constraints.md, config/m68k/rtemself.h,
12137 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
12138 config/m68k/uclinux.h, config/rs6000/power4.md,
12139 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
12140 config/rs6000/linux.h, config/rs6000/eabi.h,
12141 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
12142 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
12143 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
12144 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
12145 config/rs6000/windiss.h, config/rs6000/603.md,
12146 config/rs6000/aix41.h, config/rs6000/cell.md,
12147 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
12148 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
12149 config/rs6000/darwin.md, config/rs6000/darwin64.h,
12150 config/rs6000/default64.h, config/rs6000/7xx.md,
12151 config/rs6000/darwin.opt, config/rs6000/spe.md,
12152 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
12153 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
12154 config/rs6000/7450.md, config/rs6000/linux64.h,
12155 config/rs6000/constraints.md, config/rs6000/440.md,
12156 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
12157 config/rs6000/rs6000.c, config/rs6000/aix52.h,
12158 config/rs6000/rs6000.h, config/rs6000/power6.md,
12159 config/rs6000/predicates.md, config/rs6000/altivec.md,
12160 config/rs6000/aix64.opt, config/rs6000/rios1.md,
12161 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
12162 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
12163 config/rs6000/darwin7.h, config/rs6000/dfp.md,
12164 config/rs6000/linux64.opt, config/rs6000/sync.md,
12165 config/rs6000/vxworksae.h, config/rs6000/power5.md,
12166 config/rs6000/lynx.h, config/rs6000/biarch64.h,
12167 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
12168 config/rs6000/eabispe.h, config/rs6000/e500.h,
12169 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
12170 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
12171 config/rs6000/aix.h, config/rs6000/vxworks.h,
12172 config/rs6000/40x.md, config/rs6000/aix51.h,
12173 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
12174 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
12175 config/arc/arc.h, config/mcore/mcore-elf.h,
12176 config/mcore/mcore-protos.h, config/mcore/predicates.md,
12177 config/mcore/mcore.md, config/mcore/mcore.c,
12178 config/mcore/mcore.opt, config/mcore/mcore.h,
12179 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
12180 config/score/predicates.md, config/score/score-version.h,
12181 config/score/score-protos.h, config/score/misc.md,
12182 config/score/elf.h, config/score/score.c, config/score/mac.md,
12183 config/score/score7.md, config/score/score.h,
12184 config/score/score-conv.h, config/score/score-mdaux.c,
12185 config/score/score.md, config/score/score.opt,
12186 config/score/score-modes.def, config/score/score-mdaux.h,
12187 config/score/mul-div.S, config/arm/uclinux-elf.h,
12188 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
12189 config/arm/symbian.h, config/arm/linux-elf.h,
12190 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
12191 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
12192 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
12193 config/arm/strongarm-pe.h, config/arm/arm.h,
12194 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
12195 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
12196 config/arm/arm-modes.def, config/arm/linux-eabi.h,
12197 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
12198 config/arm/arm-cores.def, config/arm/arm-protos.h,
12199 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
12200 config/arm/wince-pe.h, config/arm/neon.md,
12201 config/arm/constraints.md, config/arm/neon.ml,
12202 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
12203 config/arm/arm.opt, config/arm/arm926ejs.md,
12204 config/arm/predicates.md, config/arm/iwmmxt.md,
12205 config/arm/arm_neon.h, config/arm/unknown-elf.h,
12206 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
12207 config/arm/neon-testgen.ml, config/arm/arm.md,
12208 config/arm/xscale-coff.h, config/arm/pe.c,
12209 config/arm/arm-generic.md, config/arm/pe.h,
12210 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
12211 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
12212 config/arm/strongarm-elf.h, config/arm/cirrus.md,
12213 config/arm/netbsd-elf.h, config/arm/vxworks.h,
12214 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
12215 config/pa/predicates.md, config/pa/pa64-hpux.h,
12216 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
12217 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
12218 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
12219 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
12220 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
12221 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
12222 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
12223 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
12224 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
12225 config/pa/pa64-regs.h, config/pa/pa-modes.def,
12226 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
12227 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
12228 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
12229 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
12230 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
12231 config/mips/linux64.h, config/mips/elforion.h,
12232 config/mips/constraints.md, config/mips/generic.md,
12233 config/mips/predicates.md, config/mips/4300.md,
12234 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
12235 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
12236 config/mips/5k.md, config/mips/vr4120-div.S,
12237 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
12238 config/mips/mips-protos.h, config/mips/6000.md,
12239 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
12240 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
12241 config/mips/mips-modes.def, config/mips/vr.h,
12242 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
12243 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
12244 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
12245 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
12246 config/vax/openbsd1.h, config/vax/netbsd.h,
12247 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
12248 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
12249 config/h8300/rtems.h, config/h8300/predicates.md,
12250 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
12251 config/h8300/h8300.md, config/h8300/h8300.opt,
12252 config/h8300/coff.h, config/h8300/h8300-protos.h,
12253 config/v850/v850.md, config/v850/predicates.md,
12254 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
12255 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
12256 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
12257 config/mmix/mmix.h, config/mmix/predicates.md,
12258 config/mmix/mmix-protos.h, config/mmix/mmix.md,
12259 config/mmix/mmix.c, config/mmix/mmix.opt,
12260 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
12261 config/bfin/rtems.h, config/bfin/bfin-modes.def,
12262 config/bfin/predicates.md, config/bfin/bfin-protos.h,
12263 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
12266 2007-08-02 Richard Sandiford <richard@codesourcery.com>
12268 * emit-rtl.c (reset_used_decls): Rename to...
12269 (set_used_decls): ...this. Set the used flag rather than clearing it.
12270 (unshare_all_rtl_again): Update accordingly. Set flags on argument
12271 DECL_RTLs rather than resetting them.
12273 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
12275 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
12277 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
12279 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
12280 argument to find_reloads_address.
12282 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
12284 PR tree-optimization/32919
12285 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
12286 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
12287 (coalesce_ssa_name): Call it.
12289 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
12290 David Ung <davidu@mips.com>
12292 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
12293 (__mips16_unorddf2, __mips16_floatunsidf): New.
12294 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
12296 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
12298 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12300 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
12301 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
12302 * tree.h (OMP_SECTIONS_CONTROL): New macro.
12303 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
12304 * omp-low.c (get_ws_args_for, determine_parallel_type,
12305 expand_omp_for_generic, expand_omp_for_static_nochunk,
12306 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
12307 Work with more precise CFG.
12308 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
12309 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
12311 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
12312 * gimple-low.c (lower_stmt): Ditto.
12313 * tree-inline.c (estimate_num_insns_1): Ditto.
12314 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
12315 (OMP_SECTIONS_SWITCH): New.
12316 * tree-cfgcleanup.c (cleanup_omp_return): New.
12317 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
12318 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
12319 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
12320 (tree_redirect_edge_and_branch): Handle omp constructs.
12322 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
12323 with three arguments.
12325 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12327 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
12328 in loop closed ssa.
12330 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12332 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
12333 the loop structures may need fixing.
12334 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
12336 (cleanup_tree_cfg_loop): Removed.
12337 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
12338 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
12339 instead of running cleanup_tree_cfg_loop.
12340 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
12341 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
12342 (tree_predictive_commoning): Declaration changed.
12343 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
12345 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12347 * doc/invoke.texi (l1-cache-size): Update documentation.
12348 (l2-cache-size): Document.
12349 * params.h (L2_CACHE_SIZE): New macro.
12350 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
12351 that L1_CACHE_SIZE is in kB now.
12352 (L2_CACHE_SIZE_BYTES): New macro.
12353 (tree_ssa_prefetch_arrays): Show size in kB.
12354 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
12355 and l2_cache_size fields.
12356 * config/i386/driver-i386.c (describe_cache): Detect cache size
12358 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
12359 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
12360 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
12361 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
12362 (override_options): Set l1-cache-size and l2-cache-size to default
12363 values if not specified otherwise.
12364 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
12365 (PARAM_L2_CACHE_SIZE): New.
12367 2007-08-01 Nigel Stephens <nigel@mips.com>
12368 David Ung <davidu@mips.com>
12369 Thiemo Seufer <ths@mips.com>
12370 Chris Dearman <chris@mips.com>
12371 Richard Sandiford <richard@codesourcery.com>
12373 * config.gcc (mips*-sde-elf*): New stanza.
12374 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
12375 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
12376 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
12377 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
12378 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
12379 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
12381 * config/mips/sde.h: New file.
12382 * config/mips/t-libgcc-mips16: Likewise.
12383 * config/mips/t-sde: Likewise.
12384 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
12385 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
12386 _MIPS_FPSET and _MIPS_SZINT.
12387 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
12388 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
12389 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
12390 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
12391 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12392 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12393 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
12394 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
12395 _MIPS_SZPTR and _MIPS_FPSET.
12396 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
12397 architecture is specified.
12398 (MIPS_32BIT_OPTION_SPEC): New macro.
12400 2007-07-31 Dan Hipschman <dsh@google.com>
12402 * gcc.c (end_going_arg): New function.
12403 (do_spec_2): Use it.
12404 (do_spec_1): Use it.
12406 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
12408 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
12409 only if ENABLE_CHECKING is defined.
12411 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
12413 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
12414 df_ru_add_problem, df_ru_get_bb_info): Removed.
12415 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
12416 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
12417 df_ru_free_bb_info, df_ru_alloc,
12418 df_ru_bb_local_compute_process_def,
12419 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
12420 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
12421 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
12422 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
12423 df_ru_add_problem): Removed.
12425 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12428 * pa.md (casesi32): Use match_scratch. Revise insn condition.
12429 (casesi32p, casesi64p): Likewise.
12430 (casesi): Adjust for above.
12432 2007-07-31 Richard Sandiford <richard@codesourcery.com>
12434 * mode-switching.c (create_pre_exit): Don't search past calls.
12436 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
12438 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
12440 2007-07-31 Revital Eres <eres@il.ibm.com>
12442 * ddg.c (add_deps_for_def): Rename to...
12443 (add_cross_iteration_register_deps): This. Change implementation
12444 to use only reaching def and def-use chains to construct the
12445 inter loop dependencies.
12446 (add_deps_for_use): Remove function.
12447 (build_inter_loop_deps): Call add_cross_iteration_register_deps
12448 function to build the inter loop dependencies.
12449 * modulo-sched.c (sms_schedule): Build only
12450 reaching def and def-use chains for the propose of the ddg
12453 2007-07-31 Julian Brown <julian@codesourcery.com>
12455 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
12456 New define_insns. Use correct RTL.
12457 (vec_set<mode>): Write as expander.
12459 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
12461 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
12462 to an unallocated space.
12464 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
12467 (split_constant_offset): Enable split_constant_offset to extract
12468 constants from other statements.
12469 * tree-vect-transform.c
12470 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
12471 to a temp var. Force base_offset to be simple.
12473 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
12475 * df-scan.c (df_scan_verify): Remove artificial limit on
12476 the number of blocks for verification.
12477 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
12478 df_simulate_defs): Avoid unnecessary insn checking for defs.
12480 2007-07-29 Mark Mitchell <mark@codesourcery.com>
12482 * config/m68k/lb1sf68.asm (FUNC): New macro.
12483 (__mulsi3): Use it.
12484 (__udivsi3): Likewise.
12485 (__divsi3): Likewise.
12486 (__umodsi3): Likewise.
12487 (__modsi3): Likewise.
12488 (__subdf3): Likewise.
12489 (__adddf3): Likewise.
12490 (__muldf3): Likewise.
12491 (__divdf3): Likewise.
12492 (__negdf2): Likewise.
12493 (__cmpdf2): Likewise.
12494 (__subsf3): Likewise.
12495 (__addsf3): Likewise.
12496 (__mulsf3): Likewise.
12497 (__divsf3): Likewise.
12498 (__negsf2): Likewise.
12499 (__cmpsf2): Likewise.
12500 (__eqdf2): Likewise.
12501 (__nedf2): Likewise.
12502 (__gtdf2): Likewise.
12503 (__gedf2): Likewise.
12504 (__ltdf2): Likewise.
12505 (__ledf2): Likewise.
12506 (__eqsf2): Likewise.
12507 (__nesf2): Likewise.
12508 (__gtsf2): Likewise.
12509 (__gesf2): Likewise.
12510 (__ltsf2): Likewise.
12511 (__lesf2): Likewise.
12513 2007-07-30 Ollie Wild <aaw@google.com>
12515 * c-ppoutput.c (print_lines_directives_only): New function.
12516 (scan_translation_unit_directives_only): New function.
12517 (preprocess_file): Add call to scan_translation_unit_directives_only.
12518 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
12519 (sanitize_cpp_opts): Add default flag_dump_macros setting for
12520 -fdirectives-only. Add errors for -fdirectives-only conflict with
12521 -Wunused-macros and -traditional.
12522 (finish_options): Add builtin macro initialization for
12523 -fdirectives-only + -fpreprocessed.
12524 * c.opt (fdirectives-only): New.
12525 * doc/cppopts.texi (fdirectives-only): New.
12527 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12529 * alias.c (record_set, memory_modified_1): Constify.
12530 * bt-load.c (note_btr_set): Likewise.
12531 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
12532 * combine.c (set_nonzero_bits_and_sign_copies,
12533 expand_field_assignment, record_dead_and_set_regs_1,
12534 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
12535 likely_spilled_retval_1): Likewise.
12536 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
12537 frv_io_handle_set): Likewise.
12538 * config/mips/mips.c (mips_sim_record_set,
12539 vr4130_true_reg_dependence_p_1): Likewise.
12540 * config/mt/mt.c (insn_dependent_p_1): Likewise.
12541 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
12542 * config/sh/sh.c (flow_dependent_p_1): Likewise.
12543 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
12544 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
12545 * ddg.c (mark_mem_store): Likewise.
12546 * df-problems.c (df_urec_mark_reg_change): Likewise.
12547 * function.c (update_epilogue_consts): Likewise.
12548 * gcse.c (record_set_info, record_last_set_info,
12549 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
12550 reg_clear_last_set): Likewise.
12551 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
12553 * jump.c (reversed_comparison_code_parts): Likewise.
12554 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
12555 reg_is_set): Likewise.
12556 * loop-iv.c (mark_altered): Likewise.
12557 * mode-switching.c (reg_becomes_live): Likewise.
12558 * optabs.c (no_conflict_move_test): Likewise.
12559 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
12561 * postreload.c (reload_combine_note_store, move2add_note_store):
12563 * regmove.c (flags_set_1): Likewise.
12564 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
12566 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
12568 * resource.c (update_live_status): Likewise.
12569 * rtl.h (set_of, note_stores): Likewise.
12570 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
12571 note_stores, parms_set): Likewise.
12572 * sched-rgn.c (sets_likely_spilled_1): Likewise.
12573 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
12575 * var-tracking.c (count_stores, add_stores): Likewise.
12577 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12579 * alias.c (mems_in_disjoint_alias_sets_p,
12580 fixed_scalar_and_varying_struct_p, aliases_everything_p,
12581 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
12582 write_dependence_p, mems_in_disjoint_alias_sets_p,
12583 read_dependence, true_dependence, canon_true_dependence,
12584 anti_dependence, output_dependence): Constify.
12585 * combine.c (extended_count): Likewise.
12586 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
12587 * cselib.c (get_value_hash, references_value_p,
12588 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
12589 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
12590 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
12591 * function.c (contains, prologue_epilogue_contains,
12592 sibcall_epilogue_contains): Likewise.
12593 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
12594 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
12595 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
12596 reg_or_subregno): Likewise.
12597 * recog.c (asm_noperands): Likewise.
12598 * reload1.c (function_invariant_p): Likewise.
12599 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
12600 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
12601 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
12602 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
12603 true_regnum, reg_or_subregno, condjump_in_parallel_p,
12604 extended_count, prologue_epilogue_contains,
12605 sibcall_epilogue_contains, function_invariant_p, true_dependence,
12606 canon_true_dependence, read_dependence, anti_dependence,
12607 output_dependence): Likewise.
12608 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
12610 2007-07-30 Julian Brown <julian@codesourcery.com>
12612 * config/arm/neon.md (V_ext): New mode attribute.
12613 (neon_vget_lane<mode>): Replace with define_expand.
12614 (neon_vget_lane<mode>_sext_internal)
12615 (neon_vget_lane<mode>_zext_internal): New define_insns for double
12616 and quad precision vectors.
12617 (neon_vget_lanedi): Add bounds check. Remove dead comment.
12618 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
12619 have typeless 32-bit result.
12621 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
12624 * tree-affine.h (aff_tree): The type of rest is sizetype for types
12626 * tree-affine.c (aff_combination_scale): If type is a pointer type,
12627 use sizetype for rest.
12628 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
12629 (aff_combination_convert): Don't convert rest for pointer types.
12631 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
12633 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
12635 * tree-ssa-alias.c: Add alloc-pool.h.
12636 (init_alias_info): Free alias_bitmap_obstack.
12637 (delete_alias_info): Call delete_mem_ref_stats.
12638 (get_mem_sym_stats_for): Use alloc_pool.
12639 (init_mem_ref_stats): Do not delete mem_ref_stats here.
12640 (delete_mem_sym_stats): Removed.
12642 2007-07-29 Sebastian Pop <sebpop@gmail.com>
12644 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
12645 functions cannot be represented as classical distance vectors.
12647 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12649 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
12650 * builtins.c (validate_arg, builtin_mathfn_code,
12651 validate_arglist): Likewise.
12652 * calls.c (call_expr_flags): Likewise.
12653 * combine.c (reg_nonzero_bits_for_combine,
12654 reg_num_sign_bit_copies_for_combine, get_last_value,
12655 reg_truncated_to_mode): Likewise.
12656 * emit-rtl.c (subreg_lowpart_p): Likewise.
12657 * expr.c (highest_pow2_factor_for_target,
12658 categorize_ctor_elements_1, categorize_ctor_elements,
12659 count_type_elements, contains_packed_reference,
12660 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
12661 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
12662 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
12663 native_encode_int, native_encode_real, native_encode_complex,
12664 native_encode_vector, native_encode_expr, native_interpret_int,
12665 native_interpret_real, native_interpret_complex,
12666 native_interpret_vector, native_interpret_expr): Likewise.
12667 * function.c (use_register_for_decl): Likewise.
12668 * gimplify.c (get_name): Likewise.
12669 * langhooks-def.h (lhd_return_null_const_tree): New.
12670 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
12671 * langhooks.c (lhd_return_null_const_tree): New.
12672 * langhooks.h (lang_get_callee_fndecl): Constify.
12673 * output.h (constructor_static_from_elts_p): Likewise.
12674 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
12675 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
12676 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
12677 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
12678 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
12679 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
12680 * rtlhooks-def.h (reg_nonzero_bits_general,
12681 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
12683 * rtlhooks.c (reg_num_sign_bit_copies_general,
12684 reg_nonzero_bits_general, reg_truncated_to_mode_general):
12686 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
12687 * stor-layout.c (mode_for_size_tree): Likewise.
12688 * tree-ssa-loop-im.c (memref_eq): Likewise.
12689 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
12690 * tree.c (contains_placeholder_p, type_list_equal,
12691 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
12693 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
12694 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
12695 contains_placeholder_p, contains_packed_reference,
12696 get_callee_fndecl, operand_equal_for_phi_arg_p,
12697 warn_if_unused_value, is_body_block, native_encode_expr,
12698 native_interpret_expr, fold_convertible_p, operand_equal_p,
12699 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
12700 validate_arglist, simple_cst_equal, type_list_equal,
12701 use_register_for_decl, call_expr_flags, get_name,
12702 highest_pow2_factor): Likewise.
12703 (const_call_expr_arg_iterator_d,
12704 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
12705 first_const_call_expr_arg, more_const_call_expr_args_p,
12706 FOR_EACH_CONST_CALL_EXPR_ARG): New.
12707 * varasm.c (constructor_static_from_elts_p): Constify.
12709 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
12711 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
12712 config/arm/neon-schedgen.ml, config/arm/neon.ml,
12713 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
12714 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
12715 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
12716 tree-vect-transform.c, tree.def: Fix comment typos. Follow
12717 spelling conventions.
12718 * doc/invoke.texi: Follow spelling conventions.
12720 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
12721 Revital Eres <eres@il.ibm.com>
12723 * modulo-sched.c (sms_schedule): Avoid loops which includes
12724 auto-increment instructions.
12726 2007-07-28 Richard Guenther <rguenther@suse.de>
12728 PR middle-end/32920
12729 * fold-const.c (fold_cond_expr_with_comparison): Convert
12730 operand zero of MIN/MAX_EXPR to correct type.
12732 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12734 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
12735 flags_from_decl_or_type): Constify.
12736 * gcc.c (do_spec_1): Likewise.
12737 * print-tree.c (dump_addr, print_node_brief): Likewise.
12738 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
12739 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
12740 tree_purge_all_dead_eh_edges): Likewise.
12741 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
12742 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
12744 * tree.c (expr_location, expr_has_location, expr_locus,
12745 expr_filename, expr_lineno, get_inner_array_type,
12746 fields_compatible_p): Likewise.
12747 * tree.h (get_inner_array_type, fields_compatible_p,
12748 expr_location, expr_has_location, expr_locus, expr_filename,
12749 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
12750 setjmp_call_p, alloca_call_p): Likewise.
12752 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
12754 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
12755 TV_FLOW_INSENSITIVE.
12757 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
12759 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
12760 (compute_flow_insensitive_aliasing): Ditto for
12761 TV_FLOW_INSENSITIVE.
12763 2007-07-27 Jan Hubicka <jh@suse.cz>
12765 * config/i386/i386.c (register_move_cost): Remove accidentally
12766 comitted #if 0 block.
12768 * attribs.c: Include hashtab.h
12769 (attribute_hash): New.
12770 (substring): New structure.
12771 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
12773 (init_attributes): Initialize attribute hash.
12774 (decl_attributes): Use attribute hash.
12775 * Makefile.in (attribs.c): Depend on hashtab.h.
12777 2007-07-27 Steve Ellcey <sje@cup.hp.com>
12779 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
12781 2007-07-27 Richard Sandiford <richard@codesourcery.com>
12783 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
12784 __mips_dspr2 and __mips_dsp_rev macros.
12785 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
12787 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
12789 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
12791 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
12793 PR middle-end/32749
12795 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
12796 and the updating of the live and do_not_gen sets.
12797 (df_note_bb_compute): Added updating of live and do_not_gen sets
12798 for regular defs so that the case of clobber inside conditional
12799 call is processed correctly.
12801 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
12803 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
12804 operands with compatible type.
12806 2007-07-27 Richard Sandiford <richard@codesourcery.com>
12808 * expr.h (store_bit_field): Don't return a value.
12809 * expmed.c (check_predicate_volatile_ok): New function.
12810 (store_bit_field_1): New function, extracted from store_bit_field.
12811 Take a fallback_p argument and return true if the operation succeeded.
12812 Only use store_fixed_bit_field if fallback_p. Don't recompute
12813 mode_for_extraction; use op_mode instead. Try forcing memories
12814 into registers if the insv expander fails.
12815 (store_bit_field): Use store_bit_field_1 with fallback_p true.
12816 Don't return a value.
12817 (convert_extracted_bit_field): New function, extracted from
12819 (extract_bit_field_1): Likewise. Take a fallback_p argument
12820 and return NULL if the operation succeeded. Only use
12821 extract_fixed_bit_field if fallback_p. Only calculate one
12822 extraction mode. Combine code for extv and extzv. Try forcing
12823 memories into registers if the ext(z)v expander fails.
12824 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
12826 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
12828 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
12830 (df_ref): Likewise. Put regno with other integer fields.
12832 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
12834 * df.h (df_mw_hardreg): Remove "loc" field.
12835 * df-scan.c (df_ref_record): Don't set it. Remove redundant
12837 * df-problems.c (df_whole_mw_reg_unused_p): New function,
12838 split out from df_set_unused_notes_for_mw. Return false for
12839 partial references. Assert that mw_reg is a REG when returning true.
12840 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
12841 (df_whole_mw_reg_dead_p): New function, split out from
12842 df_set_dead_notes_for_mw. Return false for partial references.
12843 Assert that mw_reg is a REG when returning true.
12844 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
12845 Remove redundant bitmap check.
12847 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
12849 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
12850 ($(T)crtend.o): Likwise.
12851 ($(T)crtbeginS.o): Likwise.
12852 ($(T)crtendS.o): Likwise.
12853 ($(T)crtfastmath.o): Likwise.
12855 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
12857 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
12858 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
12859 * basic-block.h (struct control_flow_graph): Added x_dom_computed
12860 and x_n_bbs_in_dom_tree fields.
12862 2007-07-26 Steve Ellcey <sje@cup.hp.com>
12864 PR tree-optimization/32087
12865 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
12866 Do not call scale_bbs_frequencies_int with prob of zero.
12868 2007-07-26 Julian Brown <julian@codesourcery.com>
12870 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
12871 (neon_element_bits): Add prototypes.
12872 * config/arm/arm.c (bounds_check, neon_lane_bounds)
12873 (neon_const_bounds, neon_element_bits): New functions.
12874 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
12875 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
12876 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
12877 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
12878 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
12879 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
12880 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
12881 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
12882 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
12883 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
12884 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
12885 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
12886 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
12888 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
12890 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
12891 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
12893 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
12894 Julian Brown <julian@codesourcery.com>
12896 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
12897 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
12898 * config/arm/cortex-a8.md: New.
12899 * config/arm/cortex-a8-neon.md: New.
12900 * config/arm/neon-schedgen.ml: New.
12901 * config/arm/neon.md (vqh_mnem): New.
12903 (Is_float_mode): New.
12904 (Scalar_mul_8_16): New.
12906 (V_mode_nunits): New.
12907 (All instruction patterns): Annotate with neon_type attribute
12909 * config/arm/arm.md: Include cortex-a8.md.
12910 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
12912 Annotate instruction patterns accordingly.
12913 (generic_sched): Do not use generic scheduling for Cortex-A8.
12914 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
12916 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
12918 * fold-const.c (fold_read_from_constant_string): Use
12919 build_int_cst_type.
12920 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
12922 2007-07-26 Nick Clifton <nickc@redhat.com>
12924 * tree-ssa-operands.h: Change copyright header to refer to version
12925 3 of the GNU General Public License and to point readers at the
12926 COPYING3 file and the FSF's license web page.
12927 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
12928 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
12929 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
12930 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
12931 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
12932 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
12933 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
12934 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
12935 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
12936 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
12937 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
12938 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
12939 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
12940 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
12941 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
12942 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
12943 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
12944 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
12945 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
12946 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
12947 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
12948 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
12949 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
12950 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
12951 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
12952 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
12953 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
12954 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
12955 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
12956 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
12957 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
12958 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
12959 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
12960 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
12961 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
12962 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
12963 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
12964 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
12965 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
12966 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
12967 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
12968 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
12969 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
12970 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
12971 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
12972 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
12973 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
12974 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
12975 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
12976 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
12977 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
12978 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
12979 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
12980 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
12981 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
12982 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
12983 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
12984 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
12985 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
12986 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
12987 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
12988 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
12989 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
12990 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
12991 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
12992 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
12993 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
12994 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
12995 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
12996 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
12997 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
12998 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
12999 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
13000 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
13001 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
13002 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
13003 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
13004 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
13005 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
13006 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
13007 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
13008 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
13009 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
13010 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
13011 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
13012 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
13013 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
13014 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
13015 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
13016 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
13017 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
13018 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
13019 vecprim.h, basic-block.h, tree-ssa-structalias.c,
13020 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
13021 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
13022 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
13023 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
13024 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
13025 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
13026 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
13027 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
13028 convert.c, convert.h, langhooks-def.h, reload1.c,
13029 tree-ssa-operands.c: Likewise.
13031 2007-07-26 Jan Hubicka <jh@suse.cz>
13033 * tree-ssa-live.c: Include debug.h and flags.h.
13034 (mark_scope_block_unused): New function.
13035 (remove_unused_scope_block_p): New function.
13036 (remove_unused_locals): Remove unused blocks too.
13038 2007-07-25 Ian Lance Taylor <iant@google.com>
13040 * combine.c (combine_max_regno): Remove. Remove all uses.
13041 (struct reg_stat_struct): Rename from struct reg_stat.
13042 (reg_stat_type): Define, and declare VECs.
13043 (reg_stat): Change from pointer to VEC. Change all uses.
13044 (combine_split_insns): New static function.
13045 (try_combine, find_split_point): Call it instead of split_insns.
13047 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13049 * cfghooks.c (split_block): Fix the information about loop latch.
13051 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13053 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
13055 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13057 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
13058 Scan the new edge for loop exit info.
13060 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
13062 * config/darwin.c: Include debug.h.
13064 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13067 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
13069 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13071 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
13072 (HARD_REGNO_MODE_OK): Ditto.
13073 (MODES_TIEABLE_P): Ditto.
13074 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
13075 (CLASS_MAX_NREGS): Ditto.
13076 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
13077 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
13078 (divdf3_internal_thr): Removed.
13079 * config/ia64/div.md: New file.
13080 * config/ia64/constraints.md: Add H constraint.
13082 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13084 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
13085 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
13086 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
13087 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
13088 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
13089 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
13090 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
13091 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
13092 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
13093 dump_sbitmap_file, debug_sbitmap, popcount_table,
13094 sbitmap_popcount): Constify.
13095 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
13096 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
13097 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
13098 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
13099 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
13100 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
13101 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
13102 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
13103 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
13104 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
13105 sbitmap_popcount, sbitmap_verify_popcount): Constify.
13107 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13109 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
13110 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
13111 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
13112 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
13113 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
13114 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
13115 bitmap_intersect_p, bitmap_intersect_compl_p,
13116 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13117 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
13119 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
13120 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
13121 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
13122 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
13123 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13124 debug_bitmap, debug_bitmap_file, bitmap_print,
13125 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
13126 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
13128 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
13130 * config/darwin.c (darwin_override_options): Additional fix for
13131 debug info formats that don't support var tracking.
13133 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13135 * cselib.c (entry_and_rtx_equal_p): Constify.
13136 * gengtype.c (output_mangled_typename, write_types, write_local):
13138 * gengtype.h (const_type_p): New.
13139 * see.c (eq_descriptor_extension, hash_descriptor_extension):
13141 * tlink.c (scan_linker_output): De-constify.
13142 * tree-ssa-loop-im.c (memref_eq): Constify.
13143 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
13144 (shared_bitmap_hash, shared_bitmap_eq): Constify.
13146 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13148 * c-common.c (fname_as_string, c_type_hash): Constify.
13149 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
13150 * cgraph.c (edge_hash, edge_eq): Likewise.
13151 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
13152 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
13153 reg_attrs_htab_eq): Likewise.
13154 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
13156 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
13157 const_decl_t, const_state_t, const_automata_list_el_t): New.
13158 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
13159 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
13160 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
13161 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
13162 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
13163 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
13164 compare_max_occ_cycle_nums, out_state_arcs_num,
13165 compare_transition_els_num, units_cmp, state_reservs_cmp):
13167 * genmodes.c (cmp_modes): Likewise.
13168 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
13169 * gimplify.c (compare_case_labels): Likewise.
13170 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
13171 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
13172 * matrix-reorg.c (mtt_info_hash): Likewise.
13173 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
13174 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
13175 (htab_hash_bucket, htab_hash_elem): Constify.
13176 * tree-browser.c (TB_parent_eq): Likewise.
13177 * tree-scalar-evolution.c (hash_scev_info): Likewise.
13178 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
13179 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
13180 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
13182 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
13183 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
13184 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
13185 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
13186 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
13188 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
13189 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
13190 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
13191 * tree-ssa-threadupdate.c (redirection_data_hash,
13192 redirection_data_eq): Likewise.
13193 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
13194 * tree-ssa.c (var_ann_eq): Likewise.
13195 * tree-vrp.c (compare_case_labels): Likewise.
13196 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
13197 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
13198 tree_not_check_failed, tree_class_check_failed,
13199 tree_range_check_failed, tree_not_class_check_failed,
13200 omp_clause_check_failed, omp_clause_range_check_failed,
13201 tree_contains_struct_check_failed, tree_operand_check_failed):
13203 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
13204 tree_not_check_failed, tree_class_check_failed,
13205 tree_range_check_failed, tree_not_class_check_failed,
13206 tree_operand_check_failed, omp_clause_operand_check_failed,
13207 tree_operand_length): Likewise.
13208 * var-tracking.c (const_variable): New.
13209 (variable_htab_hash, variable_htab_eq): Constify.
13210 * varasm.c (const_desc_hash): Likewise.
13212 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13214 * expr.c (handled_component_p): Constify.
13215 * fold-const.c (fit_double_type): Likewise.
13216 * real.h (real_value_from_int_cst): Likewise.
13217 * tree-flow-inline.h (gimple_in_ssa_p,
13218 gimple_aliases_computed_p, gimple_addressable_vars,
13219 gimple_call_clobbered_vars, gimple_referenced_vars,
13220 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
13221 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
13222 may_aliases, end_readonly_imm_use_p, has_zero_uses,
13223 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
13224 is_label_stmt, is_global_var, phi_ssa_name_p,
13225 factoring_name_p, is_call_clobbered, tree_common_ann,
13226 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
13227 unmodifiable_var_p, array_ref_contains_indirect_ref,
13228 ref_contains_array_ref, lookup_subvars_for_var,
13229 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
13230 gimple_mem_ref_stats): Likewise.
13231 * tree-flow.h (tree_common_ann, var_ann, function_ann,
13232 may_aliases, is_exec_stmt, is_label_stmt,
13233 ref_contains_array_ref, array_ref_contains_indirect_ref,
13234 var_can_have_subvars, overlap_subvar, is_call_clobbered,
13235 unmodifiable_var_p): Likewise.
13236 * tree-gimple.c (is_gimple_min_invariant): Likewise.
13237 * tree-gimple.h (is_gimple_min_invariant): Likewise.
13238 * tree.c (type_hash_list, attribute_hash_list, tree_size,
13239 cst_and_fits_in_hwi, real_value_from_int_cst,
13240 build_real_from_int_cst, integer_zerop, integer_onep,
13241 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
13242 tree_floor_log2, real_zerop, real_onep, real_twop,
13243 real_minus_onep, really_constant_p, purpose_member, chain_member,
13244 list_length, fields_length, int_size_in_bytes, bit_position,
13245 int_bit_position, byte_position, int_byte_position, expr_align,
13246 array_type_nelts, tree_node_structure,
13247 type_contains_placeholder_1, iterative_hash_pointer,
13248 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
13249 tree_map_base_eq, type_hash_list, type_hash_eq,
13250 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
13251 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
13252 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
13253 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
13254 int_fits_type_p, get_containing_scope, decl_function_context,
13255 decl_type_context, omp_clause_operand_check_failed,
13256 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
13257 * tree.h (omp_clause_operand_check_failed, tree_size,
13258 build_real_from_int_cst, array_type_nelts, purpose_member,
13259 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
13260 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
13261 is_attribute_p, check_qualified_type, expr_align,
13262 int_size_in_bytes, bit_position, int_bit_position, byte_position,
13263 int_byte_position, list_length, fields_length, initializer_zerop,
13264 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
13265 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
13266 tree_node_structure, handled_component_p, get_containing_scope,
13267 decl_function_context, decl_type_context, real_zerop,
13268 type_num_arguments, fit_double_type, really_constant_p,
13269 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
13270 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
13271 real_twop, real_minus_onep, int_cst_value): Likewise.
13273 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13275 * cfglayout.c (insn_scope, insn_line): Constify.
13276 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
13277 const_double_htab_hash, const_double_htab_eq,
13278 mem_attrs_htab_hash): Likewise.
13279 * loop-iv.c (biv_eq): Likewise.
13280 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
13281 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
13282 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
13284 * rtl-error.c (location_for_asm, diagnostic_for_asm,
13285 error_for_asm, warning_for_asm, _fatal_insn,
13286 _fatal_insn_not_found): Likewise.
13287 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
13288 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
13289 rtl_check_failed_type2, rtl_check_failed_code1,
13290 rtl_check_failed_code2, rtl_check_failed_code_mode,
13291 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
13292 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
13293 rtl_check_failed_type2, rtl_check_failed_code1,
13294 rtl_check_failed_code2, rtl_check_failed_code_mode,
13295 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
13296 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
13297 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
13298 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
13299 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
13300 rtx_unstable_p, get_integer_term, get_related_value,
13301 offset_within_block_p, reg_mentioned_p, count_occurrences,
13302 reg_referenced_p, reg_used_between_p, no_labels_between_p,
13303 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
13304 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
13305 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
13306 find_constant_src, find_reg_fusage, find_regno_fusage,
13307 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
13308 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
13309 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
13310 computed_jump_p, auto_inc_p, in_expr_list_p,
13311 remove_node_from_expr_list, loc_mentioned_in_p,
13312 label_is_jump_target_p, reversed_comparison_code_parts,
13313 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
13314 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
13315 print_inline_rtx): Likewise.
13316 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
13317 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
13318 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
13319 get_integer_term, get_related_value, offset_within_block_p,
13320 count_occurrences, reg_mentioned_p, no_labels_between_p,
13321 reg_used_between_p, reg_referenced_p, single_set_2,
13322 multiple_sets, set_noop_p, refers_to_regno_p,
13323 reg_overlap_mentioned_p, dead_or_set_p,
13324 covers_regno_no_parallel_p, covers_regno_p,
13325 dead_or_set_regno_p, find_reg_note, find_regno_note,
13326 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
13327 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
13328 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
13329 side_effects_p, may_trap_p_1, may_trap_p,
13330 may_trap_after_code_motion_p, may_trap_or_fault_p,
13331 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
13332 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
13333 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
13334 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
13335 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
13337 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
13338 warning_for_asm): Likewise.
13339 * tree.h (print_rtl): Likewise.
13340 * varasm.c (get_pool_mode): Likewise.
13342 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13344 * c-lex.c (c_lex_with_flags, lex_string): Constify.
13345 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
13346 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
13347 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
13348 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
13349 * ddg.c (compare_sccs): Likewise.
13350 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
13351 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
13352 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
13353 decimal_do_fix_trunc, decimal_real_to_integer,
13354 decimal_real_to_integer2, decimal_real_maxval): Likewise.
13355 * dse.c (const_group_info_t): New.
13356 (invariant_group_base_eq, invariant_group_base_hash): Constify.
13357 * dwarf2out.c (const_dw_die_ref): New.
13358 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
13359 * tree-browser.c (TB_parent_eq): Likewise.
13360 * unwind-dw2-fde.c (__register_frame_info_bases,
13361 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
13362 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
13364 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
13365 * unwind-dw2.c (uw_frame_state_for): Likewise.
13366 * value-prof.c (histogram_hash, histogram_eq): Likewise.
13367 * value-prof.h (const_histogram_value): New.
13369 2007-07-25 Richard Sandiford <richard@codesourcery.com>
13371 * config/mips/mips.c (machine_function): Add
13372 initialized_mips16_gp_pseudo_p.
13373 (mips16_gp_pseudo_reg): Do not emit the initialization of
13374 mips16_gp_pseudo_rtx when being called from the gimple cost-
13375 calculation routines; emit it on the first use outside those
13378 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13380 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
13383 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
13384 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
13385 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
13386 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
13387 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
13388 Preserve const-ness of parameters through use of __typeof(),
13389 also constify and tidy.
13391 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
13392 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
13393 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
13394 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
13395 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
13396 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
13397 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
13398 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
13399 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
13401 2007-07-25 Julian Brown <julian@codesourcery.com>
13402 Mark Shinwell <shinwell@codesourcery.com>
13404 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
13405 (alpha_mangle_type): This.
13406 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13407 (TARGET_MANGLE_TYPE): Define this instead.
13408 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
13409 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
13410 (arm_init_neon_builtins): Fix comment.
13411 (arm_mangle_map_entry): New.
13412 (arm_mangle_map): New.
13413 (arm_mangle_type): New.
13414 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
13415 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
13416 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
13417 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13418 (TARGET_MANGLE_TYPE): Define this instead.
13419 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
13420 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
13421 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
13422 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13423 (TARGET_MANGLE_TYPE): Define this instead.
13424 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
13426 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
13427 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13428 (TARGET_MANGLE_TYPE): Define this instead.
13429 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
13430 (s390_mangle_type): This.
13431 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13432 (TARGET_MANGLE_TYPE): Define this instead.
13433 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
13434 (sparc_mangle_type): This.
13435 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13436 (TARGET_MANGLE_TYPE): Define this instead.
13437 * cp/mangle.c (write_type): Call mangle_type target hook on all
13438 types before mangling. Use original type, not main variant, as
13440 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
13441 (TARGET_MANGLE_TYPE): This.
13442 * target.h (gcc_target): Rename mangle_fundamental_type to
13444 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
13445 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
13447 2007-07-25 Julian Brown <julian@codesourcery.com>
13448 Paul Brook <paul@codesourcery.com>
13449 Joseph Myers <joseph@codesourcery.com>
13450 Mark Shinwell <shinwell@codesourcery.com>
13452 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
13453 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
13454 (with_fpu): Allow --with-fpu=neon.
13455 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
13456 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
13457 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
13458 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
13459 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
13460 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
13461 (neon_emit_pair_result_insn, neon_disambiguate_copy)
13462 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
13463 (output_move_neon): Add prototypes.
13464 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
13465 (all_fpus): Add FPUTYPE_NEON.
13466 (fp_model_for_fpu): Add NEON field.
13467 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
13468 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
13470 (arm_legitimate_address_p): Don't support fancy addressing for NEON
13472 (thumb2_legitimate_address_p): Likewise.
13473 (neon_valid_immediate): Recognize and prepare constants suitable for
13475 (neon_immediate_valid_for_move): New function. Recognize and prepare
13476 immediates for NEON move instructions.
13477 (neon_immediate_valid_for_logic): New function. Recognize and
13478 prepare immediates for NEON logic instructions.
13479 (neon_output_logic_immediate): New function. Create asm string
13480 suitable for outputting immediate logic instructions.
13481 (neon_pairwise_reduce): New function. Implement reduction using
13482 pairwise operations.
13483 (neon_expand_vector_init): New function. Expand a (possibly
13484 non-constant) vector initialization.
13485 (neon_vector_mem_operand): New function. Memory operands supported
13486 for quad-word loads/stores to/from ARM or NEON registers. Don't
13487 allow base+offset addressing for core regs.
13488 (neon_struct_mem_operand): New function. Valid mems for NEON
13490 (coproc_secondary_reload_class): Enable NEON registers to be loaded
13491 from neon_vector_mem_operand addresses without a secondary register.
13492 (add_minipool_forward_ref): Handle >8-byte minipool entries.
13493 (add_minipool_backward_ref): Likewise.
13494 (dump_minipool): Likewise.
13495 (push_minipool_fix): Likewise.
13496 (output_move_quad): New function. Output quad-word moves, loads and
13497 stores using ARM registers.
13498 (output_move_vfp): Add support for vectors in VFP (NEON) D
13500 (output_move_neon): Output a NEON load/store to/from a quadword
13502 (arm_print_operand): Implement new codes:
13503 - 'c' for unadorned integers (without a # sign).
13504 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
13506 - 'e', 'f' for the low and high D parts of a NEON Q register.
13507 - 'q' outputs a NEON Q register.
13508 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
13509 - 'T' prints NEON opcode features from a coded bitmask.
13510 - 'F' is similar to T, but signed/unsigned codes both print as
13512 - 't' is similar to T, but 'u' is printed instead of 'p'.
13513 - 'O' prints 'r' if NEON instruction should perform rounding (as
13514 specified by bitmask), else prints nothing.
13515 - '#' is a punctuation character to stop operand numbers from
13516 running together with following digits in the assembler
13517 strings for instructions (when using mode attributes).
13518 (arm_assemble_integer): Handle extra NEON vector modes. Permute
13519 constant vectors in big-endian mode, where necessary.
13520 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
13521 Handle EI, OI, CI, XI modes.
13522 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
13523 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
13524 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
13525 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
13526 (neon_builtin_type_bits): Add enumeration, one bit for each vector
13528 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
13529 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
13530 to turn v8qi, etc. into bits defined above.
13531 (neon_itype): New enumeration. Classifications of NEON builtins.
13532 (neon_builtin_datum): Define struct. Contains information about
13533 a single builtin (with multiple modes).
13534 (CF): Define helper macro for...
13535 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
13537 (neon_builtin_data): New array. Define information about builtins
13538 for use during initialization/expansion.
13539 (arm_init_neon_builtins): New function.
13540 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
13542 (neon_builtin_compare): New function.
13543 (locate_neon_builtin_icode): New function. Find an insn code for a
13544 builtin given a function code for that builtin. Also return type of
13545 builtin (NEON_BINOP, NEON_UNOP etc.).
13546 (builtin_arg): New enumeration. Types of arguments for builtins.
13547 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
13548 Takes a variable argument list of builtin_arg types, terminated by
13550 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
13551 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
13552 (neon_emit_pair_result_insn): New function. Support returning pairs
13553 of vectors via a pointer.
13554 (neon_disambiguate_copy): New function. Set up operands for a
13555 multi-word copy such that registers do not get clobbered.
13556 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
13557 ARM_BUILTIN_NEON_BASE.
13558 (arm_file_start): Set float-abi attribute for NEON.
13559 (arm_vector_mode_supported_p): Enable NEON vector modes.
13560 (arm_mangle_map_entry): New.
13561 (arm_mangle_map): New.
13562 (arm_mangle_vector_type): New.
13563 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
13565 (TARGET_NEON): New macro. Target supports NEON.
13566 (fputype): Add FPUTYPE_NEON.
13567 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
13568 for vectorization based on command-line arg.
13569 (NEON_REGNO_OK_FOR_NREGS): Define.
13570 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
13571 (VALID_NEON_STRUCT_MODE): Define.
13572 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
13573 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
13574 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
13575 (consttable_16): Add pattern for outputting 16-byte minipool
13577 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
13579 (vec-common.md, neon.md): Include md files.
13580 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
13581 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
13582 (memory_constraint "Ut", "Un", "Us"): Define.
13583 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
13584 (MMX_char): New mode attribute.
13585 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
13586 (*add<mode>3_iwmmxt): New insn pattern.
13587 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
13588 (*sub<mode>3_iwmmxt): New insn pattern.
13589 (mulv4hi3): Rename to...
13590 (*mulv4hi3_iwmmxt): This.
13591 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
13592 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
13593 (uminv4hi3, uminv2si3): Remove. Replace with...
13594 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
13595 (*umin<mode>3_iwmmxt): These.
13596 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
13597 (ashr<mode>3_iwmmxt): This new pattern.
13598 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
13599 (lshr<mode>3_iwmmxt): This new pattern.
13600 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
13601 (ashl<mode>3_iwmmxt): This new pattern.
13602 * config/arm/neon-docgen.ml: New file. Generate documentation for
13604 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
13605 * config/arm/arm_neon.h: New (autogenerated).
13606 * config/arm/neon-testgen.ml: New file. Generate NEON tests
13608 * config/arm/neon.md: New file. Define NEON instructions.
13609 * config/arm/neon.ml: New file. Abstract description of NEON
13610 instructions, used to generate arm_neon.h header, documentation and
13612 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
13613 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
13615 * doc/extend.texi (ARM Built-in Functions): Rename and remove
13617 (ARM NEON Intrinsics): New subsection.
13618 * doc/arm-neon-intrinsics.texi: New (autogenerated).
13620 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
13622 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
13625 2007-07-24 Jan Hubicka <jh@suse.cz>
13627 * regclass.c (move_table): New type.
13628 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
13629 (init_move_cost): Break out from ...
13630 (init_reg_sets_1): ... here; simplify computation of
13631 have_regs-of_mode and contains_reg_of_mode.
13632 (record_reg_classes): Unswitch internal loops.
13633 (copy_cost): Trigger lazy initialization of move cost
13634 (record_address_regs): Likewise.
13636 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
13638 * config/darwin.c (darwin_override_options): Don't force on
13639 flag_var_tracking_uninit when no debug info is requested.
13641 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13643 * cfgloop.c (init_loops_structure): New function.
13644 (flow_loops_find): Create root of the loop tree unconditionally.
13646 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
13648 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
13650 2007-07-24 Jan Hubicka <jh@suse.cz>
13652 * caller-save.c: Include ggc.h, gt-caller-save.h
13653 (reg_save_code, reg_restore_code): Rename to ...
13654 (cached_reg_save_code, cached_reg_restore_code): ... those.
13655 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
13656 (reg_save_code, reg_restore_code): New functions.
13657 (init_caller_save): Do not intialize
13658 reg_save_code/reg_restore_code tables.
13659 * Makefile.in: (gt-caller-save.h): New.
13661 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
13663 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
13664 with the mode of the original operand instead of
13667 2007-07-23 Jan Hubicka <jH@suse.cz>
13669 * i386.c (ix86_secondary_memory_needed): Break out to...
13670 (inline_secondary_memory_needed): ... here.
13671 (ix86_memory_move_cost): Break out to ...
13672 (inline_memory_move_cost): ... here; add support for IN value of 2 for
13673 maximum of input and output; fix handling of Q_REGS on 64bit.
13674 (ix86_secondary_memory_needed): Microoptimize.
13676 2007-07-23 Sebastian Pop <sebpop@gmail.com>
13678 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
13679 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
13680 stmts_from_loop, known_dependences_p, build_rdg): New.
13681 * tree-data-ref.h: Depends on graphds.h.
13682 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
13683 (build_rdg): Declared.
13684 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
13686 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
13688 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
13691 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
13692 Jakub Jelinek <jakub@redhat.com>
13694 PR middle-end/PR28690
13695 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
13697 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
13698 and MEM_POINTER operands over REG and MEM operands.
13699 (swap_commutative_operands_p): Change return value to bool.
13700 * rtl.h: Update the corresponding prototype.
13701 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
13702 instead of gen_rtx_PLUS.
13703 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
13704 value to bool. Change function arguments to rtx's and update code
13706 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
13707 calls to match the new declaration.
13708 * simplify-rtx.c (simplify_associative_operation): Don't
13709 reorder simplify_binary_operation arguments.
13711 2007-07-23 Richard Sandiford <richard@codesourcery.com>
13713 * config/mips/mips.c (override_options): Use mips_costs to derive
13714 the default branch cost.
13715 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
13717 * config/mips/mips.opt (mbranch-cost=): New option.
13718 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
13720 2007-07-23 Richard Sandiford <richard@codesourcery.com>
13722 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
13723 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
13724 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
13725 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
13727 2007-07-23 Richard Sandiford <richard@codesourcery.com>
13729 * config/mips/constraints.md (ks): New constraint.
13730 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
13731 (*add<mode>3_mips16): ...here.
13733 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
13735 * optabs.h (enum optab_index): Add new OTI_signbit.
13736 (signbit_optab): Define corresponding macro.
13737 (enum insn_code signbit_optab[]): Remove array.
13738 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
13739 (expand_copysign_absneg): If back end provides signbit insn, use it
13740 instead of bit operations on floating point argument.
13741 * builtins.c (enum insn_code signbit_optab[]): Remove array.
13742 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
13743 for availability of signbit insn.
13745 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
13746 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
13747 SSE mode is not active.
13748 (isinf<mode>2): Disable for mfpmath=sse,387.
13750 2007-07-22 Ben Elliston <bje@au.ibm.com>
13752 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
13754 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
13756 2007-07-20 Richard Guenther <rguenther@suse.de>
13758 * tree-cfg.c (verify_expr): COND_EXPRs can have any
13759 integral typed condition.
13760 * tree-ssa.c (useless_type_conversion_p): Do not preserve
13761 booleanness. Only preserve conversions from a non-base
13762 type to a base type, not in general between types with
13763 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
13764 * tree.def (COND_EXPR): Document that the condition
13765 can be of any integral type.
13767 2007-07-20 Nigel Stephens <nigel@mips.com>
13768 Richard Sandiford <richard@codesourcery.com>
13770 * config/mips/mips.h (mips_dwarf_regno): Declare.
13771 (DBX_REGISTER_NUMBER): Remove redundant brackets.
13772 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
13773 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
13774 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
13775 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
13776 (REG_CLASS_NAMES): Update accordingly.
13777 * config/mips/mips.c (mips_dwarf_regno): New array.
13778 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
13779 (mips_subword): Remove special handling for accumulator registers.
13780 (override_options): Initiailize mips_dwarf_regno. Remove use
13782 (mips_swap_registers): New function.
13783 (mips_conditional_register_usage): Swap accumulator registers
13784 around if TARGET_LITTLE_ENDIAN.
13785 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
13786 * config/mips/constraints.md (h, l): Use the endianness to choose
13787 between MD0_REG and MD1_REG.
13788 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
13789 alternative-dependent template.
13791 2007-07-20 Richard Sandiford <richard@codesourcery.com>
13793 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
13796 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
13798 * function.c (thread_prologue_and_epilogue_insns): Fix exit
13799 predecessor fallthru flags.
13801 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
13803 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
13804 of compare to the same type.
13805 * cfgloopmanip.c (add_loop): Update information about loop exits.
13806 (loop_version): Remove the innermost loop requirement.
13807 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
13808 to sizetype for pointers.
13810 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
13812 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
13813 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
13814 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
13816 * config/dfp-bit.c: Empty for TFmode conversions.
13818 2007-07-18 Caroline Tice <ctice@apple.com>
13820 * var-tracking.c (find_src_status): Check for COND_EXEC insns
13821 and handle them correctly; check that src is not NULL before
13823 (find_src_set_src): Likewise.
13825 2007-07-18 Bob Wilson <bob.wilson@acm.org>
13827 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
13828 (struct alignment_context, init_alignment_context): New.
13829 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
13830 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
13831 (XCHAL_HAVE_S32C1I): Likewise.
13832 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
13833 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
13834 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
13835 (ATOMIC, HQI): New macros.
13836 (memory_barrier, *memory_barrier): New.
13837 (sync_lock_releasesi): New.
13838 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
13839 (sync_lock_test_and_set<mode>): New.
13840 (sync_<atomic><mode>): New.
13841 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
13842 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
13843 (xtensa_expand_atomic): New.
13845 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13849 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
13850 transformation for builtin ISNORMAL.
13851 (expand_builtin): Handle BUILT_IN_ISNORMAL.
13852 * builtins.def (BUILT_IN_ISNORMAL): New.
13853 * doc/extend.texi: Document isnormal.
13855 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13859 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
13860 optabs infrastructure. Provide generic implementation for
13862 (expand_builtin): Handle FINITE/ISFINITE.
13863 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
13864 (fold_builtin_1): Likewise.
13866 * builtins.def (BUILT_IN_ISFINITE): New.
13868 * doc/extend.texi: Document isfinite.
13870 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13873 PR middle-end/20558
13875 * builtins.c (expand_builtin_interclass_mathfn): Provide a
13876 generic fallback for isinf.
13877 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
13878 calculation code ...
13879 * real.c (get_max_float): ... to here.
13880 * real.h (get_max_float): New.
13882 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13884 PR middle-end/32668
13886 * builtin-attrs.def (ATTR_TYPEGENERIC,
13887 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
13889 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
13890 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
13891 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
13892 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
13894 * c-common.c (handle_type_generic_attribute): New.
13895 (c_common_attribute_table): Add "type generic".
13897 * c-typeck.c (convert_arguments): Handle "type generic" functions.
13899 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
13901 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
13902 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
13905 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
13908 * config/cris/cris.c (cris_print_index): Don't use XEXP before
13909 checking that the operand is an expression.
13911 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
13912 Danny Smith <dannysmith@users.sourceforge.net>
13915 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
13916 file mapping object in local namespace if Windows version later
13919 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13921 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
13922 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
13923 arm_cannot_force_const_mem.
13924 (arm_cannot_force_const_mem): New function.
13925 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
13926 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
13927 of arm_tls_referenced_p.
13928 * config/arm/arm.md (movsi): Split out-of-section constants when
13929 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
13930 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
13932 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13934 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
13936 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13938 * config/mips/mips.md (*extendqihi2): Convert the destination
13941 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13943 * config/pa/fptr.c: Update license header.
13944 * config/pa/milli64.S: Likewise.
13946 2007-07-17 Nick Clifton <nickc@redhat.com>
13948 * COPYING_v3: New file. Contains version 3 of the GNU General
13950 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
13951 Lesser General Public License.
13952 * doc/include/gpl_v3.texi: New file. Contains version 3 of
13953 the GNU General Public License.
13955 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
13957 PR rtl-optimization/32773
13958 * cfglayout.c (force_one_exit_fallthru): New function.
13959 (cfg_layout_finalize): Use it.
13961 2007-07-16 Richard Guenther <rguenther@suse.de>
13962 Uros Bizjak <ubizjak@gmail.com>
13964 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
13965 before forcing it to gimple operand.
13967 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
13968 David Ung <davidu@mips.com>
13970 * config/mips/mips.h (TUNE_24K): Define.
13971 (TUNE_MACC_CHAINS): Add TUNE_24K.
13972 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
13974 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
13975 (r74k_int_madd): .. this new reservation.
13976 (define_bypass): Fixed bypasses for r74k_int_madd to use
13977 mips_linked_madd_p.
13978 * config/mips/24k.md (define_bypass): Define new
13979 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
13981 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
13982 Nigel Stephens <nigel@mips.com>
13984 * config/mips/mips.md: Include 20kc.md.
13985 * config/mips/20kc.md: New file.
13986 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
13987 (mips_adjust_cost): Tweak for 20Kc.
13988 (mips_issue_rate): Likewise.
13989 * config/mips/mips.h (TUNE_20KC): Define.
13991 2007-07-16 David Edelsohn <edelsohn@gnu.og>
13993 * config/rs6000/rs6000.c (struct processor_cost): Add
13994 cache_line_size, l1_cache_lines, and simultaneous_prefetches
13996 (*_cost): Add cache information.
13997 (rs6000_override_options): Set cache parameters.
13999 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14002 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
14003 * doc/install.texi (mips-sgi-irix6): pthread support works now.
14005 2007-07-16 Paul Brook <paul@codesourcery.com>
14008 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
14009 (cirrus_thumb2_movsi_insn): Ditto.
14011 2007-07-15 Geoffrey Keating <geoffk@apple.com>
14013 * config/rs6000/darwin-fallback.c (interpret_libc): Change
14014 CR2_REGNO to R_CR2.
14016 2007-07-15 Andrew Haley <aph@redhat.com>
14018 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
14019 before looking in the context.
14021 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14023 PR middle-end/32398
14024 PR middle-end/32769
14025 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
14026 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
14027 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
14028 (pa_output_function_prologue): Use rp_saved and
14029 current_function_is_leaf to generate .CALLINFO statement.
14030 (hppa_expand_prologue): Set rp_saved.
14031 (hppa_expand_epilogue): Use rp_saved.
14032 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
14033 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
14035 2007-07-14 Dirk Mueller <dmueller@suse.de>
14037 * omega.c (coalesce): Fix memory leak on early exit.
14038 * matrix-reorg.c (check_allocation_function): Likewise.
14039 * tree-vect-transform.c (vect_get_new_vect_var): free result
14041 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
14042 pass pointer to edge vector
14043 (partition_hot_cold_basic_blocks): Fix memory leak.
14044 * collect2.c (prefix_from_string): Free temporary storage.
14045 * reload1.c (fixup_abnormal_edges): Free sbitmap.
14047 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
14049 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
14050 (DO_GLOBAL_DTORS_BODY): Likewise.
14052 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
14053 Nigel Stephens <nigel@mips.com>
14055 * config/mips/mips.c (mips_classify_symbol): Don't return
14056 SYMBOL_SMALL_DATA for constant pool addresses if
14057 TARGET_EMBEDDED_DATA is true.
14059 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
14061 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
14062 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
14063 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
14064 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
14065 __builtin_ia32_storehps, __builtin_ia32_storelps,
14066 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
14067 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
14068 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
14069 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
14070 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
14071 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
14072 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
14073 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
14074 using def_builtin_const.
14076 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
14078 PR tree-optimization/32705
14079 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
14080 (simplify_binary_expression): Use SSA_VAL consistently.
14082 2007-07-13 David Edelsohn <edelsohn@gnu.org>
14084 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
14085 (SPEFSCR_REGNO): Delete definition.
14086 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
14087 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14088 * config/rs6000/rs6000.h: Do not define *_REGNO.
14089 LINK_REGISTER_REGNUM -> LR_REGNO.
14090 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14091 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
14092 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14093 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
14094 R_VRSAVE, R_VSCR. Use them.
14095 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
14096 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
14097 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
14098 * config/rs6000/aix.h: Define R_LR. Use it.
14100 2007-07-13 Caroline Tice <ctice@apple.com>
14102 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
14103 flag_var_tracking is explicitly turned off (i.e. when variable
14104 tracking is not feasible); otherwise, turn flag_var_tracking on when
14105 flag_var_tracking_uninit is on.
14106 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
14107 note definitions, to allow recording of initialization status in the
14109 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
14110 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
14111 determine if two note locations are equal.
14112 (output_loc_list): Don't output list entries whose start & end labels
14114 (reg_loc_descriptor): Add parameter for initialization status; pass it
14115 to other loc descriptor functions.
14116 (one_reg_loc_descriptor): Add parameter for initialization status;
14117 check its value and add DW_OP_GNU_uninit to returned loc descr if
14119 (multiple_reg_loc_descriptor): Add parameter for initialization
14121 pass init status argument to other loc descriptor functions; check
14122 value of intialization parameter and add DW_OP_GNU_uninit to returned
14123 loc descr if appropriate.
14124 (based_loc_descr): Add parameter for initialization status; add new
14125 variable for return value; check value of initialization parameter and
14126 add DW_OP_GNU_uninit to returned loc descr if appropriate.
14127 (concatn_mem_loc_descriptor): Add parameter for initialization status;
14128 pass init status argument to other loc descriptor functions; check
14129 value of intialization parameter and add DW_OP_GNU_uninit to returned
14130 loc descr if appropriate.
14131 (mem_loc_descriptor): Likewise.
14132 (concat_loc_descriptor): Likewise.
14133 (concatn_loc_descriptor): Likewise.
14134 (loc_descriptor): Add parameter for initialization status; pass it as
14135 argument to other loc descriptor function calls.
14136 (loc_descriptor_from_tree_1): Add appropriate initialization status
14137 to loc descriptor function calls.
14138 (add_location_or_const_value_attribute): Get initialization status
14139 from VAR_LOCATION note; add initialization status to loc descriptor
14141 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
14142 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
14143 status is uninitialized, add "[uninint]" to output.
14144 * common.opt (fvar-tracking-uninit): New option, similar to
14145 fvar-tracking, to turn on tracking of uninitialized variables; creates
14146 a new global flag, flag_var_tracking_uninit.
14147 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
14148 (enum var_init_status): New type, for var initialization status field.
14149 * var-tracking.c (struct location_chain_def): Two new fields, init,
14150 for initialization status, and set_src for the assignment value expr.
14151 (unshare_variable): New parameter for initialization status;
14152 initialize new init and set_src fields.
14153 (var_reg_set): New parameters for initialization status and value;
14154 pass them to set_variable_part.
14155 (var_mem_set): Likewise.
14156 (get_init_value): New function.
14157 (var_reg_delete_and_set): New initialization status & value
14158 parameters; add call to get_init_value if status is unknown; pass new
14159 parameters to clobber_variable_part and var_reg_set.
14160 (var_mem_delete_and_set): Likewise.
14161 (var_reg_delete): Pass null set_src value to clobber_variable_part.
14162 (var_mem_delete): Likewise.
14163 (variable_union): Pass status to unshare_variable; initialize new init
14164 and set_src fields. If flag_var_tracking_uninit is not set, force
14165 status to initialized.
14166 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
14167 used later to get the set_src value.
14168 (find_src_status): New function.
14169 (find_src_set_src): New function.
14170 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
14171 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
14172 MO_SET, get set_src value and pass it to var_reg_delete_and_set
14173 and var_mem_delete_and_set.
14174 (dump_variable): Print out "[uninit]" if appropriate.
14175 (set_variable_part): Add new initialization and set_src parameters;
14176 pass status to unshare_variable; set node->init and node- >set_src
14177 fields and modify slot in hash table appropriately; save the init and
14178 set_src values if appropriate and assign to the new node.
14179 (clobber_variable_part): New set_src parameter; if two nodes have
14180 same variable and same location but different set_src (assignment)
14181 values, clobber old node.
14182 (delete_variable_part): Pass init status to unshare_variable.
14183 (emit_note_insn_var_location): Add initialized var; assign var's init
14184 status to new 'initialized'; pass new init status field to calls to
14185 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
14186 status to initialized.
14187 (emit_notes_in_bb): Pass initialization status to calls to
14188 var_reg_set, var_mem_set, var_reg_delete_and_set and
14189 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
14190 var_reg_delete_and_set and var_mem_delete_and_set; call
14191 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
14192 make up for change in add_stores.
14193 (vt_add_function_parameters): Add status to calls to
14195 * config/darwin.c (darwin_override_options): Turn on uninitialized
14196 tracking automatically, if var_tracking is on and the system is
14199 2007-07-13 Sa Liu <saliu@de.ibm.com>
14201 * config.gcc: Add options for arch and tune on SPU.
14202 * config/spu/predicates.md: Add constant operands 0 and 1.
14203 * config/spu/spu-builtins.def: Add builtins for double precision
14204 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
14205 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
14207 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
14209 * config/spu/spu-protos.h: Add new function prototypes.
14210 * config/spu/spu.c (spu_override_options): Check options -march and
14212 (spu_comp_icode): Add comparison code for DFmode and vector mode.
14213 (spu_emit_branch_or_set): Use the new code for DFmode and vector
14215 (spu_const_from_int): New. Create a vector constant from 4 ints.
14216 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
14217 (spu_emit_vector_compare): New. Emit vector compare.
14218 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
14219 * config/spu/spu.h: Add options -march and -mtune. Define processor
14220 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
14221 CANONICALIZE_COMPARISON.
14222 * config/spu/spu.md: Add new insns for double precision compare
14223 and double precision vector compare. Add vcond and smax/smin patterns
14224 to enable DFmode vector conditional expression.
14225 * config/spu/spu.opt: Add options -march and -mtune.
14226 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
14227 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
14228 both CELL and CELLEDP targets: spu_testsv.
14229 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
14232 2007-07-13 Richard Guenther <rguenther@suse.de>
14234 PR tree-optimization/32721
14235 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
14236 TREE_THIS_VOLATILE on the folded reference.
14237 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
14238 if the array reference has TREE_THIS_VOLATILE set.
14240 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
14243 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
14245 2007-07-13 Andreas Schwab <schwab@suse.de>
14247 * gengtype-lex.l: Allow declarations to be indented.
14249 2007-07-12 Geoffrey Keating <geoffk@apple.com>
14251 * ginclude/tgmath.h: New.
14252 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
14253 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
14254 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
14255 * configure: Regenerate.
14257 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
14259 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
14260 correct index when setting register save state for xd
14263 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
14265 * config/sh/sh.c (mark_use): Remove.
14267 2007-07-12 Paul Brook <paul@codesourcery.com>
14269 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
14270 reg does not overlap return value.
14272 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
14274 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
14275 (set_expression_vuses): Ditto.
14276 (init_pre): Initialize expression_vuses.
14278 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
14280 * config/i386/sse.md (storentdf, storentsf): New.
14282 2007-07-12 Geoffrey Keating <geoffk@apple.com>
14284 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
14286 * tree.c (build_decl_stat): Move code from here...
14287 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
14288 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
14289 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
14290 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
14291 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
14294 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
14295 Devang Patel <dpatel@apple.com>
14297 PR tree-optimization/25413
14298 * targhooks.c (default_builtin_vector_alignment_reachable): New.
14299 * targhooks.h (default_builtin_vector_alignment_reachable): New.
14300 * tree.h (contains_packed_reference): New.
14301 * expr.c (contains_packed_reference): New.
14302 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
14303 (vect_enhance_data_refs_alignment): Call
14304 vector_alignment_reachable_p.
14305 * target.h (vector_alignment_reachable): New builtin.
14306 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
14307 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
14308 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
14310 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
14312 * target.h (builtin_vectorization_cost): Add new target builtin.
14313 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
14314 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
14315 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
14316 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
14317 uninitialized variables.
14318 * tree-vect-transform.c (cost_for_stmt): New function.
14319 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
14320 using cost 1 for all scalar stmts. Be less conservative when
14321 estimating the number of prologue/epulogue iterations. Call
14322 targetm.vectorize.builtin_vectorization_cost. Return
14323 min_profitable_iters-1.
14324 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
14325 initialization cost instead of TARG_VEC_STMT_COST. Use
14326 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
14327 epilogue code. Fix epilogue cost computation.
14328 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
14329 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
14330 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
14331 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
14332 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
14333 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
14335 2007-07-12 Richard Guenther <rguenther@suse.de>
14337 * gimplify.c (gimplify_conversion): Make sure that the result
14338 from maybe_fold_offset_to_reference is trivially convertible
14339 to the desired type before doing the simplification.
14340 (gimplify_expr): Likewise.
14341 * fold-const.c (fold_binary): Use the correct types for
14342 building the simplified expression.
14344 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
14346 PR rtl-optimization/32729
14347 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
14348 that fallthru to exit.
14350 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
14352 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
14353 (symDTPOFF2reg): Likewise.
14355 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
14357 PR tree-optimization/32663
14359 * tree.h (VALUE_HANDLE_VUSES): Remove.
14360 (struct tree_value_handle): Remove vuses.
14362 * tree-vn.c (create_value_handle_for_expr): Don't set
14363 VALUE_HANDLE_VUSES.
14365 * tree-ssa-pre.c (expression_vuses): New.
14366 (alloc_expression_id): Set up expression_vuses.
14367 (get_expression_vuses): New.
14368 (set_expression_vuses): Ditto.
14369 (clear_expression_ids): Modify for expression_vuses.
14370 (phi_translate_1): Ditto.
14371 (phi_translate_set): Ditto.
14372 (value_dies_in_block_x): Ditto
14373 (valid_in_sets): Ditto.
14374 (add_to_sets): Ditto.
14375 (find_existing_value_expr): Ditto.
14376 (create_value_handle_for_expr): Ditto.
14377 (make_values_for_stmt): Ditto.
14378 (vuse_equiv): Remove.
14380 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
14382 * Makefile.in (mostlyclean): Remove object files.
14384 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
14386 * toplev.c (no_new_pseudos): Deleted.
14387 * rtl.h (no_new_pseudos): Deleted.
14388 * tree-pass.h (pass_no_new_pseudos): Deleted.
14389 * passes.c (pass_no_new_pseudos): Deleted.
14390 * final.c (rest_of_clean_state): Removed no_new_pseudos.
14391 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
14392 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
14394 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
14395 * rtlhooks.c (gen_lowpart_general): Ditto.
14396 * optabs.c (prepare_operand): Ditto.
14397 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
14399 * modulo-sched.c (rest_of_handle_sms): Ditto.
14400 * see.c (rest_of_handle_see): Ditto.
14401 * ifcvt.c (if_convert): Ditto.
14402 (gate_handle_if_after_combine): Replaced no_new_pseudos with
14404 * init-regs.c (gate_initialize_regs): Deleted set of
14406 * lower-subreg.c (decompose_multiword_subregs): Ditto.
14407 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
14408 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
14410 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
14413 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
14414 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
14415 (*vec_extractv2di_1_rex64): New insn pattern.
14417 2007-07-11 David Daney <ddaney@avtrex.com>
14419 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
14420 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
14421 for SIGNAL_UNWIND_RETURN_COLUMN.
14422 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
14423 (DWARF_FRAME_REGNUM): Rewrite.
14424 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
14426 2007-07-11 Nick Clifton <nickc@redhat.com>
14428 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
14429 delta and use gen_int_mode in place of GET_INT instead.
14431 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
14433 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
14436 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
14438 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
14439 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
14441 * params.h (VERIFY_CANONICAL_TYPES): Remove.
14442 (USE_CANONICAL_TYPES): New.
14443 * doc/invoke.texi (verify-canonical-types): Remove.
14444 (use-canonical-types): Add.
14446 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
14448 * config/spu/spu.c (spu_optimization_options): Remove setting of
14449 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
14450 (spu_override_options): Move it here.
14452 2007-07-11 Richard Sandiford <richard@codesourcery.com>
14454 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
14455 * config/mips/mips.c (mips_cpu_info_table): Mention
14456 MIPS_ISA_LEVEL_SPEC in the comment.
14458 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
14460 PR tree-optimization/32713
14461 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
14463 2007-07-11 Paolo Carlini <pcarlini@suse.de>
14465 PR middle-end/30482
14466 * c-opts.c (c_common_post_options): Do not change flag_complex_method
14467 conditional to flag_isoc99.
14468 (c_common_init_options): Do it here, unconditionally.
14470 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
14472 PR tree-optimization/32589
14473 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
14474 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
14475 * tree-ssa-propagate.c (valid_gimple_expression_p): New
14476 predicate, extracted from...
14477 (set_rhs): ...here. Call it for the expression on entry.
14478 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
14479 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
14480 (simplify_binary_expression): Use valid_gimple_expression_p
14481 to validate the simplification.
14482 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
14484 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
14486 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
14487 DWARF2_DEBUG on 32 bit target too.
14488 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
14490 2007-07-11 Nick Clifton <nickc@redhat.com>
14492 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
14493 version for 64-bit hosts.
14495 2007-07-10 David Daney <ddaney@avtrex.com>
14497 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
14499 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
14501 * config/mips/mips.c (mips_expand_synci_loop): New function.
14502 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
14503 (UNSPEC_RDHWR): Same.
14504 (UNSPEC_SYNCI): Same.
14505 (UNSPEC_SYNC): Same.
14506 (clear_cache): New expand.
14510 (clear_hazard): Same.
14511 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
14513 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
14514 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
14516 2007-07-10 Ian Lance Taylor <iant@google.com>
14518 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
14521 2007-07-10 David Daney <ddaney@avtrex.com>
14523 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
14524 * builtins.c (expand_builtin___clear_cache): New function.
14525 (expand_builtin): Call expand_builtin___clear_cache for
14526 BUILT_IN_CLEAR_CACHE case.
14527 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
14528 * doc/md.texi (clear_cache): Document new instruction pattern.
14529 * testsuite/gcc.dg/builtins-64.c: New test.
14531 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
14533 * config/cris/cris.md ("movsi"): Fix typo in last change.
14535 2007-07-09 Geoffrey Keating <geoffk@apple.com>
14538 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
14540 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
14541 * varasm.c (assemble_start_function): Honor DECL_ALIGN
14542 for FUNCTION_DECLs. Don't use align_functions_log if
14544 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
14545 even for FUNCTION_DECLs.
14546 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
14548 * tree.h (DECL_ALIGN): Update for new location of 'align'.
14549 (DECL_FUNCTION_CODE): Update for new location and name of
14551 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
14552 (struct tree_decl_common): Move 'align' and 'off_align' out
14553 of union, ensure they're still on a 32-bit boundary. Remove
14554 other fields in union 'u1'.
14555 (struct tree_function_decl): Add field 'function_code' replacing
14556 'u1.f' in tree_decl_common.
14557 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
14558 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
14559 (Variable Attributes): Cross-reference 'aligned' attribute
14560 to Function Attributes.
14561 * flags.h (force_align_functions_log): Delete.
14562 * toplev.c (force_align_functions_log): Delete.
14564 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
14567 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
14568 (*vec_concatv2di_rex): New insn pattern.
14570 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14573 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
14575 2007-07-10 Ian Lance Taylor <iant@google.com>
14577 Replace no_new_pseudos in backends.
14578 * rtl.h (can_create_pseudo_p): Define.
14579 * config/darwin.c (machopic_indirect_data_reference): Use
14580 can_create_pseudo_p () instead of no_new_pseudos.
14581 (machopic_indirect_data_reference): Likewise.
14582 (machopic_legitimize_pic_address): Likewise.
14583 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
14584 (alpha_emit_set_const_1): Likewise.
14585 (alpha_emit_set_const): Likewise.
14586 (alpha_emit_conditional_move): Likewise.
14587 (alpha_split_conditional_move): Likewise.
14588 * config/alpha/alpha.md (various splitters): Likewise.
14590 * config/arm/arm.c (legitimize_pic_address): Likewise.
14591 (arm_load_pic_register): Likewise.
14592 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
14593 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
14594 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
14595 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
14596 * config/cris/cris.md (movsi): Likewise.
14597 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
14598 (symGOTOFF2reg_hilo): Likewise.
14599 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
14600 * config/h8300/h8300.md (insv, extzv): Likewise.
14601 * config/i386/i386.c (ix86_expand_move): Likewise.
14602 (ix86_expand_vector_move): Likewise.
14603 (ix86_prepare_fp_compare_args): Likewise.
14604 (ix86_expand_carry_flag_compare): Likewise.
14605 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
14606 (tls_dynamic_gnu2_combine_32): Likewise.
14607 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
14608 * config/ia64/ia64.c (ia64_expand_move): Likewise.
14609 (ia64_expand_movxf_movrf): Likewise.
14610 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
14611 (m32c_split_move): Likewise.
14612 (m32c_expand_insv): Likewise.
14613 * config/m68k/m68k.md (movsi): Likewise.
14614 * config/mips/mips.c (mips_force_temporary): Likewise.
14615 (mips_split_symbol): Likewise.
14616 (mips_move_integer): Likewise.
14617 (mips_legitimize_const_move): Likewise.
14618 * config/mn10300/mn10300.md (movsi): Likewise.
14619 * config/pa/pa.c (emit_move_sequence): Likewise.
14620 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
14621 (rs6000_got_register): Likewise.
14622 (create_TOC_reference): Likewise.
14623 (rs6000_machopic_legitimize_pic_address): Likewise.
14624 * config/rs6000/rs6000.md (add<mode>3): Likewise.
14625 (various splitters): Likewise.
14626 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
14627 (movsi_got): Likewise.
14628 * config/s390/s390.c (emit_symbolic_move): Likewise.
14629 * config/s390/s390.md (movhi, movqi): Likewise.
14630 (load_multiple, store_multiple): Likewise.
14631 * config/score/score.c (score_force_temporary): Likewise.
14632 * config/sh/sh.c (prepare_move_operands): Likewise.
14633 (prepare_cbranch_operands): Likewise.
14634 (emit_fpu_switch): Likewise.
14635 (fpscr_set_from_mem): Likewise.
14636 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
14637 (adddi3, subsi3): Likewise.
14638 (various splitters): Likewise.
14639 (divsi_inv_fp_combine): Likewise.
14640 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
14641 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
14643 * config/sh/predicates.md (xor_operand): Likewise.
14644 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
14645 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
14646 (movdi_pic_label_ref): Likewise.
14647 * config/spu/spu.c (spu_split_immediate): Likewise.
14648 * config/alpha/alpha.md (various splitters): Remove test
14649 !no_new_pseudos || reload_completed.
14650 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
14652 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
14653 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
14654 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
14655 * config/score/score.c (th_output_mi_thunk): Likewise.
14656 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
14657 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
14659 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
14661 PR rtl-optimization/32664
14662 * mode-switching.c (create_pre_exit): Skip barrier insns.
14664 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
14666 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
14667 force_gimple_operand_bsi.
14668 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
14669 rewrite_use_compare): Ditto.
14670 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
14672 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
14673 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
14674 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
14675 * tree-profile.c (prepare_instrumented_value,
14676 tree_gen_interval_profiler, tree_gen_pow2_profiler,
14677 tree_gen_one_value_profiler, tree_gen_ic_profiler,
14678 tree_gen_ic_func_profiler, tree_gen_average_profiler,
14679 tree_gen_ior_profiler): Ditto.
14680 * tree-ssa-reassoc.c (negate_value): Ditto.
14681 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
14682 Use force_gimple_operand_bsi.
14683 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
14684 * tree-if-conv.c (add_to_dst_predicate_list,
14685 find_phi_replacement_condition): Ditto.
14686 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
14687 Call mark_symbols_for_renaming for new statements.
14688 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
14690 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
14692 * cfghooks.c (remove_edge): New function.
14693 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
14695 * cfghooks.h (remove_edge): Declare.
14696 * cfg.c (remove_edge): Renamed to remove_edge_raw.
14697 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
14699 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
14701 * optabs.h: Added declaration for signbit_optab.
14702 * optabs.c: (init_optabs): Added initialization for signbit_optab.
14703 * genoptinit.c (optabs): Added entry for signbit insns.
14704 * builtins.c (expand_builtin_signbit): Added code to use a signbit
14705 insn, if available.
14706 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
14707 * config/s390/s390.md (signbit<mode>2): New expander.
14709 2007-07-09 Richard Guenther <rguenther@suse.de>
14711 PR middle-end/32698
14712 * fold-const.c (fold_plusminus_mult_expr): Move constant
14713 arguments second to allow decomposing.
14715 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
14718 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
14720 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
14721 Disregard DECL_FROM_INLINE.
14723 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
14726 * doc/invoke.texi: Add ftree-reassoc flag.
14727 * common.opt (ftree-reassoc): New flag.
14728 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
14729 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
14731 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
14733 PR tree-optimization/32681
14734 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
14735 saved in second_edge->aux when first_bb is a loop header.
14737 2007-07-09 Jan HUbicka <jh@suse.cz>
14739 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
14741 2007-07-09 Richard Guenther <rguenther@suse.de>
14743 * c-decl.c (start_function): Do not promote return type.
14745 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
14747 * function.c (do_warn_unused_parameter): Do not warn if
14748 TREE_NO_WARNING is set.
14750 2007-07-08 Andreas Schwab <schwab@suse.de>
14752 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
14754 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
14757 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
14759 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
14760 apply to assembly language, too.
14761 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
14763 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
14765 Revert (note the sccvn portions are *not* reverted)
14766 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
14768 Fix PR tree-optimization/23488
14770 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
14772 * tree-flow-inline.h (get_value_handle): Ditto.
14773 * tree-ssa-pre.c (decl_vh_map): New.
14774 (decl_node_pool): New.
14775 (can_value_number_operation): Support DECL_P.
14776 (can_PRE_operation): Ditto.
14777 (create_expression_by_pieces): Ditto.
14778 (find_existing_value_expr): Modify to differnetiate between
14779 addressing and top level.
14780 (create_value_handle_for_expr): Handle DECL's.
14781 (poolify_tree): Ditto.
14782 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
14783 (make_values_for_stmt): Handle DECL's properly.
14784 (init_pre): Reorg to not init useless things during FRE.
14786 * tree-flow.h: Include pointer-set.h.
14787 (decl_vh_map): Declare.
14788 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
14790 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
14792 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
14793 the constraint description.
14794 * doc/md.texi: Update documentation of AVR constraints.
14796 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
14798 * auto-inc-dec.c, config/arm/arm.c,
14799 config/m32r/constraints.md, config/mips/mips.md,
14800 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
14801 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
14802 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
14803 typos. Follow spelling conventions.
14804 * doc/invoke.texi, doc/rtl.texi: Fix typos.
14806 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14807 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14809 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
14810 realloc_vuse): Remove.
14811 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
14814 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
14816 Fix PR tree-optimization/23488
14818 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
14819 (try_to_simplify): Ditto.
14820 (visit_use): Ditto.
14821 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
14823 * tree-flow-inline.h (get_value_handle): Ditto.
14824 * tree-ssa-pre.c (decl_vh_map): New.
14825 (decl_node_pool): New.
14826 (can_value_number_operation): Support DECL_P.
14827 (can_PRE_operation): Ditto.
14828 (create_expression_by_pieces): Ditto.
14829 (find_existing_value_expr): Modify to differnetiate between
14830 addressing and top level.
14831 (create_value_handle_for_expr): Handle DECL's.
14832 (poolify_tree): Ditto.
14833 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
14834 (make_values_for_stmt): Handle DECL's properly.
14835 (init_pre): Reorg to not init useless things during FRE.
14837 * tree-flow.h: Include pointer-set.h.
14838 (decl_vh_map): Declare.
14839 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
14841 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
14843 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
14844 apply to assembly language, too.
14845 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
14847 2007-07-06 Ian Lance Taylor <iant@google.com>
14848 Zack Weinberg <zackw@panix.com>
14850 PR middle-end/32441
14851 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
14853 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14855 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
14856 (prefetch): Likewise if "pref" would be used.
14858 2007-07-06 Josh Conner <jconner@apple.com>
14860 PR middle-end/32602
14861 PR middle-end/32603
14862 * calls.c (store_one_arg): Handle arguments which are partially
14863 on the stack when detecting argument overlap.
14865 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
14867 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
14868 chosen during find_reloads.
14870 2007-07-06 Richard Guenther <rguenther@suse.de>
14872 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
14873 TYPE_ARG_TYPES for verification of argument types. Use
14874 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
14875 parameters as variable arguments.
14877 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
14879 * libgcc2.h (word_type): Type definition removed.
14880 (cmp_return_type, shift_count_type): Type definitions added.
14881 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
14882 replaced with shift_count_type.
14883 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
14885 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
14886 changed from word_type to Wtype.
14887 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
14888 replaced with shift_count_type.
14889 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
14891 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
14892 and libgcc_shift_count attribute added.
14893 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
14894 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
14895 (TARGET_INITIALIZER): New target hooks added.
14896 * targhooks.c (default_libgcc_cmp_return_mode,
14897 default_libgcc_shift_count_mode): Default implementations for the new
14898 target hooks added.
14899 * targhooks.h (default_libgcc_cmp_return_mode,
14900 default_libgcc_shift_count_mode): Function prototypes added.
14901 * target.h (struct gcc_target): Fields for the new target hooks added.
14902 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
14904 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
14907 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
14908 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
14910 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
14911 s390_libgcc_shift_count_mode): Functions added.
14912 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
14913 Target hooks defined.
14915 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14917 * config/mips/mips.c (compute_frame_size): Restore the original
14918 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
14919 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
14920 Document why the difference is needed.
14922 2007-07-06 Richard Guenther <rguenther@suse.de>
14924 * c-common.c (boolean_increment): Use correctly typed
14927 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14929 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
14930 the topmost argument register is not also included in the save mask.
14931 (mips16e_collect_argument_save_p): Take a pointer to the argument
14932 register, rather than a pointer to the number of arguments.
14933 (mips16e_collect_argument_saves): Only include argument saves
14934 that aren't in the register mask.
14936 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
14938 PR rtl-optimization/32450
14939 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
14940 to ensure that instructions are not moved into the prologue when
14941 profiling is on. Remove unused prologue_end variable.
14942 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
14943 as a scheduling barrier.
14945 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
14948 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
14949 Disregard DECL_FROM_INLINE.
14951 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
14953 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
14954 IORing with a constant.
14956 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
14958 PR rtl-optimization/32475
14959 * df-scan.c (df_def_record_1): Add a use of the stack pointer
14960 for every definition of the stack pointer.
14962 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
14964 * arm.c (vfp3_const_double_index): Copy signed results of
14965 REAL_VALUE_TO_INT into unsigned vars.
14967 2007-07-05 Richard Guenther <rguenther@suse.de>
14969 PR middle-end/32639
14970 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
14972 * tree-ssa.c (useless_type_conversion_p): Check canonical
14975 2007-07-05 Anatoly Sokolov <aesok@post.ru>
14977 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
14978 zero_extendhisi2): Change to define_insn_and_split.
14979 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
14981 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
14983 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
14984 pass_match_asm_constraints): New.
14985 * passes.c (init_optimization_passes): Add new pass.
14986 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
14987 * function.h (struct function): Add has_asm_statement bit.
14988 (current_function_has_asm_statement): New.
14989 * tree-pass.h (pass_match_asm_constraints): New.
14991 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
14993 * config/mips/mips.c (mips_file_start): Avoid declaration
14996 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14998 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
15000 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
15002 * rtl.def (NOTE): Change print format string to print
15003 operand 5 as a note insn name.
15005 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15006 David Ung <davidu@mips.com>
15008 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
15009 * doc/invoke.texi: (MIPS Options): Document them.
15011 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15012 David Ung <davidu@mips.com>
15014 Add support for SmartMIPS ASE.
15016 * optabs.c (expand_binop_directly): New, broken out from...
15017 (expand_binop): Here. Make it try rotating in the other
15018 direction even when the second operand isn't constant.
15019 * config/mips/mips.md (*lwxs): New.
15020 * config/mips/mips.opt (msmartmips): New.
15021 * config/mips/mips.c (mips_lwxs_address_p): New.
15022 (mips_rtx_costs): Make it recognize scaled indexed addressing.
15023 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
15024 __mips_smartmips when compiling for TARGET_SMARTMIPS.
15025 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
15026 (ISA_HAS_LWXS): New.
15027 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
15028 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
15029 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
15030 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
15031 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
15032 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
15033 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
15035 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15037 * tree-vectorizer.c (new_loop_vec_info): Initialize
15038 LOOP_VINFO_COST_MODEL_MIN_ITERS.
15039 * tree-vectorizer.h (_loop_vec_info): Added new filed
15040 min_profitable_iters.
15041 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
15042 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
15043 * tree-vect-analyze.c (vect_analyze_operations): Set
15044 LOOP_VINFO_COST_MODEL_MIN_ITERS.
15045 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
15046 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
15047 Fix calculation of peel_iters_prologue. Move consideration of epilogue
15048 and prologue cost to after they are computed.
15049 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
15050 TARG_VEC_STMT_COST.
15051 (vect_model_simple_cost): Takes additional argument dt. Consider cost
15052 of creating vectors from scalars according to dt.
15053 (vect_model_store_cost): Likewise.
15054 (vectorizable_call): Use dt array instead of scalar dt. Call
15055 vect_model_simple_cost with additional argument dt.
15056 (vectorizable_assignment): Likewise.
15057 (vectorizable_operation): Likewise.
15058 (vectorizable_type_demotion): Likewise.
15059 (vectorizable_type_promotion): Likewise.
15060 (vectorizable_store): Use dt array instead of scalar dt. Call
15061 vect_model_store_cost with additional argument dt.
15062 (vect_do_peeling_for_loop_bound): Don't call
15063 vect_estimate_min_profitable_iters. Instead, lookup
15064 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
15065 "may not be profitable".
15067 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15070 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
15071 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
15072 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
15073 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
15075 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
15077 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
15078 addressing modes cheaper.
15080 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
15082 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
15083 (dw_ranges_struct): Rename block_num to num. Adjust.
15084 (dw_ranges_by_label_struct): New.
15085 (ranges_by_label, ranges_by_label_allocated,
15086 ranges_by_label_in_use): New variables.
15087 (add_ranges_num): Factored most of the code out of...
15088 (add_ranges): ... this one. Rewrite in terms of the former.
15089 (add_ranges_by_labels): New.
15090 (output_ranges): Output by-label ranges.
15091 (dwarf2out_finish): Output range for multiple-section
15092 compile_unit. Output standard DW_AT_low_pc in addition to
15093 unexpected DW_AT_entry_pc.
15095 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
15097 PR tree-optimization/32604
15098 PR tree-optimization/32606
15100 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
15101 (compute_antic_safe): Removed.
15102 (ANTIC_SAFE_LOADS): Ditto.
15103 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
15104 (execute_pre): Don't call compute_antic_safe.
15105 (vuse_equiv): New function.
15106 (make_values_for_stmt): Use it
15107 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
15110 2007-07-04 Anatoly Sokolov <aesok@post.ru>
15113 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
15114 rather than a decl.
15115 (avr_attribute_table): Make "naked" attribute apply to function types
15116 rather than to decls.
15117 (avr_handle_fntype_attribute): New function.
15119 2007-07-04 Joseph Myers <joseph@codesourcery.com>
15121 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
15124 2007-07-04 David Ung <davidu@mips.com>
15125 Joseph Myers <joseph@codesourcery.com>
15127 * config/mips/mips.md (type): Add logical, signext and move.
15128 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
15129 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
15130 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
15131 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
15132 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
15133 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
15134 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
15135 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
15136 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
15137 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
15138 movv2sf_hardfloat_64bit): Use the new types.
15139 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
15140 *movdf_softfloat, *movdf_mips16): Use "multi".
15141 (extendqihi2): Replace with a define_expand.
15142 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
15143 Based on extend<SHORT:mode><GPR:mode>2 patterns.
15144 * config/mips/74k.md (r74k_int_logical): New reservation and
15146 (r74k_int_arith): Remove "slt".
15147 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
15148 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
15149 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
15150 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
15151 reservations for "arith".
15153 2007-07-04 Richard Guenther <rguenther@suse.de>
15155 * tree-ssa.c (useless_type_conversion_p): Add handling for
15156 scalar float and vector types. Only call the types_compatible_p
15157 langhook for aggregate types as last resort. Follow the
15160 2007-07-04 Richard Guenther <rguenther@suse.de>
15162 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
15163 the same as NOP_EXPR.
15165 2007-07-04 Nick Clifton <nickc@redhat.com>
15167 * target.h (struct gcc_target): Add target_help field.
15168 * target-def.h (TARGET_HELP): New.
15169 (TARGET_INITIALIZER): Use TARGET_HELP.
15170 * opts.c (command_handle_option): Invoke target_help function, if
15171 defined, when the user has specified --target-help on the command
15173 * doc/invoke.texi: Mention that --target-help might print
15174 additional information.
15175 * doc/tm.texi: Document TARGET_HELP hook.
15177 * arm.c (TARGET_HELP): Override default definition.
15178 (arm_target_help): New - display a wrapped list of cores and
15179 architectures supported.
15181 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
15183 * config/v850/v850.c (expand_prologue): Make sure
15184 GEN_INT() argument is sign extended rather than zero extended.
15185 (expand_epilogue): Likewise.
15186 (output_move_double): Delete.
15187 * config/v850/v850-protos.h (output_move_double): Delete.
15188 * config/v850/v850.md (movdi): Delete.
15189 (*movdi_internal): Delete.
15191 (*movdf_internal): Delete.
15193 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15195 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
15196 unless compiling RTP PIC.
15198 2007-07-04 Richard Guenther <rguenther@suse.de>
15200 PR tree-optimization/32482
15201 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
15202 original ssa name if we didn't find a shift expression.
15203 Fix shift constant for bit zero test.
15205 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15207 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
15209 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15211 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
15212 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
15213 * config/arm/vxworks.h (ASM_SPEC): Delete.
15214 (SUBTARGET_EXTRA_ASM_SPEC): Define.
15216 2007-07-04 Sebastian Pop <sebpop@gmail.com>
15218 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
15219 (DDR_REVERSED_P): New.
15220 * tree-data-ref.c (initialize_data_dependence_relation,
15221 build_classic_dist_vector): Set DDR_REVERSED_P.
15223 2007-07-04 Sebastian Pop <sebpop@gmail.com>
15225 PR middle-end/32457
15226 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
15227 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
15228 init_omega_for_ddr_1): Use non conservative number of iterations
15230 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
15231 (analyze_siv_subscript): Remove FIXME and reinitialization of
15232 last_conflicts to chrec_dont_know.
15233 * testsuite/gfortran.dg/vect/pr32457.f90: New.
15235 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
15237 * tree.c (maybe_canonicalize_argtypes): Improve description.
15239 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
15241 * tree.c (maybe_canonicalize_argtypes): New.
15242 (build_function_type): Set canonical type.
15243 (build_method_type_directly): Ditto.
15244 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
15247 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
15249 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
15251 (rewrite_use_nonlinear_expr): Likewise.
15253 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
15255 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
15257 2007-07-04 Ben Elliston <bje@au.ibm.com>
15259 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
15262 * c-objc-common.c (c_types_compatible_p): Fix indentation.
15264 * doc/tm.texi (Run-time Target): Capitalise "CPU".
15265 (Exception Handling): Likewise.
15267 2007-07-03 Jan Hubicka <jh@suse.cz>
15269 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
15271 2007-07-03 Eric Christopher <echristo@apple.com>
15273 * doc/cppopts.texi: Add conflicting option note to -dM.
15274 * doc/invoke.texi: Add note about possible conflicts with
15275 -E for -dCHARS and note that -dM will not produce
15276 any results if there is no machine dependent reorg.
15278 2007-07-03 Geoffrey Keating <geoffk@apple.com>
15280 * tree.h (DECL_ALIGN): Back out previous change.
15282 2007-07-03 Joseph Myers <joseph@codesourcery.com>
15284 * configure.ac: Test for .dtprelword support on MIPS.
15285 * configure, config.in: Regenerate.
15286 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
15287 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
15289 2007-07-03 Julian Brown <julian@codesourcery.com>
15291 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
15292 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
15293 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
15294 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
15296 (all_fpus): Add FPUTYPE_VFP3.
15297 (fp_model_for_fpu): Add VFPv3 field.
15298 (arm_rtx_costs_1): Give cost to VFPv3 constants.
15299 (vfp3_const_double_index): New function. Return integer index of
15300 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
15302 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
15303 and argument represents a valid RTX for a VFPv3 constant.
15304 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
15306 (vfp_emit_fstmd): Similar, for fstmd.
15307 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
15308 constants, represented as integer indices.
15309 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
15310 VFP_REGNO_OK_FOR_DOUBLE macros.
15311 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
15312 (arm_file_start): Set float-abi attribute for VFPv3, and output
15313 correct ".fpu" assembler directive.
15314 (arm_dbx_register_numbering): Add FIXME.
15315 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
15316 (fputype): Add FPUTYPE_VFP3.
15317 (FIXED_REGISTERS): Add 32 registers for D16-D31.
15318 (CALL_USED_REGISTERS): Likewise.
15319 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
15320 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
15321 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
15322 (D7_VFP_REGNUM): New.
15323 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
15324 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
15325 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
15326 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
15327 (REG_ALLOC_ORDER): Adjust for VFPv3.
15328 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
15329 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
15330 VFP_LO_REGS, VFP_HI_REGS.
15331 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
15332 (IS_VFP_CLASS): Define macro.
15333 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
15335 (REGISTER_MOVE_COST): Likewise.
15336 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
15337 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
15338 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
15339 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
15340 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
15341 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
15342 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
15343 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
15344 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
15345 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
15346 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
15347 where appropriate for single-word registers.
15348 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
15349 As above. Fix type attributes.
15350 * config/arm/constraints.md (register_contraint "t"): Define.
15351 (register_constraint "w"): Change to D0-D15, or D0-D31 for
15353 (register_constraint "x"): Define.
15354 (constraint "Dv"): Define.
15356 2007-07-03 Geoffrey Keating <geoffk@apple.com>
15358 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
15360 2007-07-03 Tom Tromey <tromey@redhat.com>
15362 * c-parser.c (objc_pq_context): Removed.
15363 (objc_need_raw_identifier): Likewise.
15364 (c_parser) <objc_pq_context>: New field.
15365 <objc_need_raw_identifier>: Likewise.
15366 (OBJC_NEED_RAW_IDENTIFIER): Removed.
15367 (c_lex_one_token): Update.
15368 (c_parser_objc_protocol_definition): Update.
15369 (c_parser_objc_method_definition): Update.
15370 (c_parser_objc_methodproto): Update.
15371 (c_parser_declspecs): Update.
15373 2007-07-03 David Ung <davidu@mips.com>
15375 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
15377 2007-07-03 David Ung <davidu@mips.com>
15378 Richard Sandiford <richard@codesourcery.com>
15380 * doc/invoke.texi: Document -march=74kf3_2.
15381 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
15382 (TUNE_74K): Check for it.
15383 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
15384 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
15385 * config/mips/mips.md (cpu): Add 74kf3_2.
15386 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
15387 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
15388 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
15389 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
15390 74kf3_2 to the CPU list.
15391 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
15392 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
15393 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
15394 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
15395 (r74kf3_2_fxfer_from_c1): New insn reservations.
15397 2007-07-03 Richard Sandiford <richard@codesourcery.com>
15398 David Ung <davidu@mips.com>
15400 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
15401 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
15402 and 74k[fx]. Document aliases for the new options.
15403 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
15404 (PROCESSOR_24KF2_1): ...this.
15405 (PROCESSOR_24KX): Rename to...
15406 (PROCESSOR_24KF1_1): ...this.
15407 (PROCESSOR_74KF): Rename to...
15408 (PROCESSOR_74KF2_1): ...this.
15409 (PROCESSOR_74KX): Rename to...
15410 (PROCESSOR_74KF1_1): ...this.
15411 (TUNE_74K): Update PROCESSOR_* names.
15412 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
15413 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
15414 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
15415 (mips_rtx_cost_data): Update processor names in comments.
15416 (mips_issue_rate): Update PROCESSOR_* names.
15417 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
15418 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
15419 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
15420 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
15421 Update cpu attribute names.
15422 (r24k_fpu_iss): Rename this reservation to...
15423 (r24kf2_1_fpu_iss): ...this and update all uses.
15424 (r24kx_fpu_iss): Rename this reservation to...
15425 (r24kf1_1_fpu_iss): ...this and update all uses.
15426 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
15427 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
15428 Update cpu attribute names.
15430 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
15432 * config/m32r/constraints.md: New file.
15433 * config/m32r/m32r.c: Include tm-constrs.h.
15434 (small_data_operand): Use satisfies_constraint_* instead of macro.
15435 (addr24_operand, gen_compare): Likewise.
15436 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
15437 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
15438 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
15439 EXTRA_CONSTRAINT): Likewise.
15440 * config/m32r/m32r.md: Include constraints.md.
15441 (*movsi_insn): Use satisfies_constraint_* instead of macro.
15442 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
15443 * config/m32r/predicates.md (conditional_move_operand): Likewise.
15444 (two_insn_const_operand, int8_operand, uint16_operand,
15445 reg_or_int16_operand, reg_or_uint16_operand,
15446 reg_or_cmp_int16_operand, cmp_int16_operand,
15447 seth_add3_operand): Likewise.
15449 2007-07-03 Eric Christopher <echristo@gmail.com>
15451 * libgcc2.h: Conditionally declare __bswapsi2 and
15454 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
15456 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
15459 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15462 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
15463 (__gthrw_pragma): Provide default definition.
15464 (__gthrw2): Use it.
15465 * gthr-posix.c (__gthrw_pragma): Define.
15467 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
15469 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
15470 before declaring inequality.
15472 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
15474 * combine.c (recog_for_combine): Log the success or failure of
15475 matching new insn patterns against the machine description in
15478 2007-07-03 Revital Eres <eres@il.ibm.com>
15480 * ddg.c (print_sccs): New function.
15481 (check_sccs): New function.
15482 (create_ddg_all_sccs): Use it.
15483 * ddg.h (print_sccs): Declare.
15484 * modulo-sched.c (sms_order_nodes): Call print_sccs.
15486 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
15488 * targhooks.h (default_mode_for_suffix): New function declaration.
15489 * targhooks.c (default_mode_for_suffix): New default target hook.
15490 * target.h (struct c): New structure in the targetm struct.
15491 (mode_for_suffix): New target hook as part of struct c.
15492 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
15493 default_mode_for_suffix.
15494 (TARGET_C): New define.
15495 * c-lex.c: Include "target.h".
15496 (interpret_float): Use targetm.c.mode_for_suffix to determine
15497 the mode for a given non-standard suffix.
15498 Makefile.in (c-lex.o): Depend on $(TARGET_H).
15500 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
15501 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
15503 * doc/extend.texi (Floating Types): New node. Document __float80 and
15504 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
15506 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
15509 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
15510 predicate instead of target_operand.
15511 (divsi3_i1_media, divsi3_media_2): Likewise.
15513 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
15515 * tree.h (alias_sets_might_conflict_p): Rename into
15516 alias_sets_must_conflict_p.
15517 * alias.c (alias_sets_might_conflict_p): Likewise.
15518 (alias_sets_conflict_p): Use it.
15519 (objects_must_conflict_p): Likewise.
15520 * c-common.c (strict_aliasing_warning): Adjust.
15522 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
15524 * rtlhooks.c (gen_lowpart_if_possible): Check for
15525 invalid subreg before calling gen_lowpart_SUBREG.
15527 2007-07-02 Geoffrey Keating <geoffk@apple.com>
15529 * config/darwin9.h: Add copyright notice.
15530 (LINK_COMMAND_SPEC): Add comment.
15531 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
15532 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
15533 DARWIN_LIBSYSTEM_HAS_UNWIND.
15535 2007-07-02 Jakub Jelinek <jakub@redhat.com>
15538 * omp-low.c (check_combined_parallel): New function.
15539 (lower_omp_parallel): Call it via walk_stmts, set
15540 OMP_PARALLEL_COMBINED if appropriate.
15541 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
15542 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
15543 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
15544 don't consider it as combined parallel.
15546 2007-07-02 Richard Sandiford <richard@codesourcery.com>
15548 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15549 (gcc_tooldir): Likewise.
15550 * configure: Regenerate.
15551 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15552 old configure.ac gcc_tooldir setting.
15553 (prefix_to_exec_prefix): New variable.
15554 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15555 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15557 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
15559 Fix PR tree-optimization/32583
15560 Fix PR tree-optimization/32584
15561 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
15562 (phi_translate_set): Use phi_translate directly now.
15563 (make_values_for_stmt): Don't value number RHS if we already know
15566 2007-07-02 Steve Ellcey <sje@cup.hp.com>
15567 Jim Wilson <wilson@specifix.com>
15570 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
15573 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
15574 Richard Sandiford <richard@codesourcery.com>
15575 Nigel Stephens <nigel@mips.com>
15577 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
15578 (mips16e_output_save_restore): Declare.
15579 (mips16e_save_restore_pattern_p): Likewise.
15580 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
15581 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
15582 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
15583 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
15584 (BITSET_P): New global macro, extracted from...
15585 (mips_for_each_saved_reg): ...here.
15586 (mips16e_save_restore_info): New struct.
15587 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
15588 (mips16e_save_restore_regs): New variable.
15589 (mips_split_plus, mips16e_find_first_register): New functions.
15590 (mips16e_mask_registers): New function.
15591 (compute_frame_size): Expand the commentary before the function.
15592 Enforce the MIPS16e save and restore register range restrictions.
15593 Pad the general register save area at the low end.
15594 (mips16e_save_restore_reg, mips16e_build_save_restore)
15595 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
15596 (mips16e_output_save_restore, mips16e_collect_propagate_value)
15597 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
15599 (mips_expand_prologue, mips_expand_epilogue): Handle
15600 GENERATE_MIPS16E_SAVE_RESTORE.
15601 * config/mips/mips.md (*mips16e_save_restore): New pattern.
15603 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
15605 PR tree-optimization/31966
15606 PR tree-optimization/32533
15607 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
15608 "basic_block" description as its third argument. Update function
15609 calls to get destination bb from "edge" argument. Save "cond" into
15610 aux field of the edge. Update prototype for changed arguments.
15611 (if_convertible_loop_p): Clear aux field of incoming edges if bb
15613 (find_phi_replacement_condition): Operate on incoming edges, not
15614 on predecessor blocks. If there is a condition saved in the
15615 incoming edge aux field, AND it with incoming bb predicate.
15616 Return source bb of the first edge.
15617 (clean_predicate_lists): Clean aux field of outgoing node edges.
15618 (tree_if_conversion): Do not initialize cond variable. Move
15619 variable declaration into the loop.
15620 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
15621 initializations of new_stmt, arg0 and arg1 variables.
15623 2007-07-02 Jakub Jelinek <jakub@redhat.com>
15625 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
15626 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
15628 2007-07-02 Richard Guenther <rguenther@suse.de>
15630 * tree-ssa.c (useless_type_conversion_p): Document
15631 future intent as defining the middle-end type system.
15632 Re-structure to call langhook last, group by type class,
15633 mark questionable parts.
15635 2007-07-02 Richard Guenther <rguenther@suse.de>
15637 * tree-flow.h (types_compatible_p): Declare.
15638 * tree-ssa.c (types_compatible_p): New function.
15639 * ipa-type-escape.c (discover_unique_type): Use
15640 types_compatible_p instead of lang_hooks.types_compatible_p.
15641 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
15642 * tree-vn.c (expressions_equal_p): Likewise.
15643 * tree.c (fields_compatible_p): Likewise.
15644 * tree-ssa-dom.c (avail_expr_eq): Likewise.
15645 (cprop_operand): Use useless_type_conversion_p instead of
15646 lang_hooks.types_compatible_p.
15647 * tree-inline.c (setup_one_parameter): Likewise.
15648 (declare_return_variable): Likewise.
15649 * tree-nrv.c (tree_nrv): Likewise.
15650 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
15651 (maybe_fold_offset_to_component_ref): Likewise.
15652 (maybe_fold_offset_to_reference): Likewise.
15653 * tree-ssa-copy.c (may_propagate_copy): Likewise.
15654 (merge_alias_info): Likewise.
15655 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
15656 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15657 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
15658 * tree-tailcall.c (find_tail_calls): Likewise.
15659 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
15660 * gimplify.c (canonicalize_addr_expr): Likewise.
15661 (fold_indirect_ref_rhs): Likewise.
15662 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
15663 (cpt_same_type): Likewise.
15664 (check_pointer_types_r): Swap parameters to cpt_same_type
15666 * fold-const.c (fold_convert): Revert fix for PR15988.
15667 * tree-inline.c (setup_one_parameter): Instead fix it here by
15668 using fold_build1 instead of fold_convert and checking for
15669 error_mark_node. Convert only if the conversion is necessary.
15671 2007-07-02 Joseph Myers <joseph@codesourcery.com>
15673 * configure.ac: Check for .gnu_attribute on Power.
15674 * configure: Regenerate.
15675 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
15676 attribute for floating-point ABI.
15678 2007-07-02 Ira Rosen <irar@il.ibm.com>
15680 PR tree-optimization/32230
15681 PR tree-optimization/32477
15682 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
15683 address is a constant.
15685 2007-07-02 Richard Sandiford <richard@codesourcery.com>
15687 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
15688 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
15689 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
15690 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
15691 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
15692 64-bit targets. Add support for *-elfoabi*.
15693 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
15694 different settings if $(tm_defines) does not select the EABI.
15695 (MULTILIB_EXCLUSIONS): Define in those circumstances.
15696 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
15697 (MIPS_ARCH_OPTION_SPEC): Likewise.
15698 (MIPS_ISA_LEVEL_SPEC): Likewise.
15699 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
15700 * config/mips/elfoabi.h: New file.
15702 2007-07-02 Richard Guenther <rguenther@suse.de>
15704 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
15705 (useless_type_conversion_p): ... this.
15706 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
15707 (useless_type_conversion_p): ... this.
15708 * builtins.c (fold_builtin_memory_op): Rename
15709 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
15710 * tree-cfg.c (verify_expr): Likewise.
15711 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
15712 * tree-ssa-ccp.c (ccp_fold): Likewise.
15713 * tree-ssa-copy.c (may_propagate_copy): Likewise.
15714 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
15715 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
15716 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
15717 * tree-ssa-pre.c (eliminate): Likewise.
15718 * tree-ssa.c (delete_tree_ssa): Likewise.
15719 (tree_ssa_useless_type_conversion): Likewise.
15720 * tree.c (build2_stat): Likewise.
15722 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
15724 Fix PR tree-optimization/32571
15725 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
15728 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
15730 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
15731 and other expected operations explicitly, change default to
15734 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
15736 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
15738 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
15739 (tls_load_dot_plus_eight): Move the label number into the unspec.
15740 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
15742 2007-07-01 Andreas Schwab <schwab@suse.de>
15744 * dwarf2out.c (initial_return_save): Define only if used.
15746 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
15748 Unreverting Richard's Revert of:
15750 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15752 * dce.c (deletable_insn_p_1): New function, split out from...
15753 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15754 specially, not those inside PARALLELs. Remove BODY argument
15755 and adjust recursive call accordingly.
15756 (prescan_insns_for_dce): Update call to delete_insn_p.
15758 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
15759 Revital Eres <eres@il.ibm.com>
15761 * ddg.c (create_ddg_all_sccs): Fix missed
15762 initialization of scc_nodes.
15764 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
15766 PR middle-end/32559
15767 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
15768 X + ~X to 1 only for INTEGRAL_TYPE_P type.
15770 2007-06-30 Joseph Myers <joseph@codesourcery.com>
15772 * configure.ac: Check for .gnu_attribute on MIPS.
15773 * configure, config.in: Regenerate.
15774 * config/mips/mips.c (mips_file_start): If supported, output
15775 attribute for floating-point ABI.
15777 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
15780 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
15781 (ffs_cmove): New expander to expand using ctz pattern.
15782 (*ffs_cmove): Remove pattern.
15783 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
15784 (ffsdi2): Expand using ctz pattern.
15785 (*ffs_rex64): Remove pattern.
15787 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15789 PR rtl-optimization/32296
15790 * pa.md (return): Delete pattern.
15791 (return_internal): Remove "(const_int 1)" from pattern.
15792 (epilogue): Use return_internal pattern for trivial returns.
15793 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
15794 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
15796 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
15798 * tree-ssa-pre.c (is_exception_related): New function
15799 (can_value_number_operation): Use it.
15801 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
15803 Fix PR tree-optimization/32540
15804 Fix PR tree-optimization/31651
15806 * tree-ssa-sccvn.c: New file.
15808 * tree-ssa-sccvn.h: Ditto.
15810 * tree-vn.c: Include tree-ssa-sccvn.h
15811 (val_expr_paid_d): Removed.
15812 (value_table): Ditto.
15813 (vn_compute): Ditto.
15814 (val_expr_pair_hash): Ditto.
15815 (val_expr_pair_expr_eq): Ditto.
15816 (copy_vuses_from_stmt): Ditto.
15817 (vn_delete): Ditto.
15819 (shared_vuses_from_stmt): Ditto.
15820 (print_creation_to_file): Moved up.
15821 (sort_vuses): Ditto.
15822 (sort_vuses_heap): Ditto.
15823 (set_value_handle): Make non-static.
15824 (make_value_handle): Ditto.
15825 (vn_add): Rewritten to use sccvn lookups.
15826 (vn_add_with_vuses): Ditto.
15827 (vn_lookup): Ditto (and second argument removed).
15828 (vn_lookup_with_vuses): Ditto.
15829 (vn_lookup_or_add): Ditto (and second argument removed);
15830 (vn_lookup_or_add_with_vuses): Ditto.
15831 (vn_lookup_with_stmt): New.
15832 (vn_lookup_or_add_with_stmt): Ditto.
15833 (create_value_handle_for_expr): Ditto.
15835 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
15836 (seen_during_translate): New function.
15837 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
15838 (phi_trans_add): Ditto.
15839 (constant_expr_p): FIELD_DECL is always constant.
15840 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
15841 Use constant_expr_p.
15842 Avoid infinite recursion on mutually valued expressions.
15843 Change callers of vn_lookup_or_add.
15844 (phi_translate): New function.
15845 (compute_antic_safe): Allow phi nodes.
15846 (create_component_ref_by_pieces): Update for FIELD_DECL change.
15847 (find_or_generate_expression): Rewrite slightly.
15848 (create_expression_by_pieces): Updated for vn_lookup_or_add
15850 Update VN_INFO for new names.
15851 (insert_into_preds_of_block): Update for new names.
15852 (add_to_exp_gen): New function.
15853 (add_to_sets): Use vn_lookup_or_add_with_stmt.
15854 (find_existing_value_expr): Rewrite to changed vn_lookup.
15855 (create_value_expr_from): Ditto, and use add_to_exp_gen.
15856 (try_look_through_load): Removed.
15857 (try_combine_conversion): Ditto.
15858 (get_sccvn_value): New function.
15859 (make_values_for_phi): Ditto.
15860 (make_values_for_stmt): Ditto.
15861 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
15863 (init_pre): Update for SCCVN changes.
15865 (execute_pre): Ditto.
15867 * tree-flow.h (make_value_handle): Declare.
15868 (set_value_handle): Ditto.
15869 (sort_vuses_heap): Ditto.
15870 (vn_lookup_or_add_with_stmt): Ditto.
15871 (vn_lookup_with_stmt): Ditto.
15872 (vn_compute): Remove.
15874 (vn_delete): Ditto.
15875 (vn_lookup): Update arguments.
15877 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
15878 (tree-vn.o): Ditto.
15879 (tree-ssa-sccvn.o): New.
15880 (OBJS-common): Add tree-ssa-sccvn.o
15882 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15885 * c-typeck.c (build_external_ref): Don't mark as used if called
15887 * calls.c (rtx_for_function_call): Likewise.
15889 2007-06-30 Richard Sandiford <richard@codesourcery.com>
15893 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15895 * dce.c (deletable_insn_p_1): New function, split out from...
15896 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15897 specially, not those inside PARALLELs. Remove BODY argument
15898 and adjust recursive call accordingly.
15899 (prescan_insns_for_dce): Update call to delete_insn_p.
15901 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
15903 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
15904 (try_combine): Move potential calls to undo_all() so they happen
15905 before we commit to using the combined insns.
15907 2007-06-30 Jan Hubicka <jh@suse.cz>
15909 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
15912 2007-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
15914 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
15915 (cgraph_remove_unreachable_nodes): Likewise.
15916 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
15917 * ipa-inline.c (update_caller_keys): Cast according to the coding
15919 (cgraph_decide_recursive_inlining): Likewise.
15920 (cgraph_decide_inlining_of_small_function): Likewise.
15921 (try_inline): Likewise.
15922 (cgraph_decide_inlining_incrementally): Likewise.
15923 * ipa-pure-const.c (get_function_state): Likewise.
15924 (scan_function): Likewise.
15925 (analyze_function): Likewise.
15926 (static_execute): Likewise.
15927 * ipa-reference.c (scan_for_static_refs): Likewise.
15928 (merge_callee_local_info): Likewise.
15929 (analyze_function): Use type safe memory macros.
15930 (static_execute): Likewise. Cast according to the coding conventions.
15931 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
15933 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
15935 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
15936 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
15939 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
15941 PR middle-end/30024
15942 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
15943 for complex modes (both int and real).
15945 2007-06-29 Jan Hubicka <jh@suse.cz>
15947 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
15949 2007-06-29 Jan Hubicka <jh@suse.cz>
15951 PR middle-end/32372
15952 * cse.c (cse_insn): Avoid invalid sharing in between register note and
15955 2007-06-29 Anatoly Sokolov <aesok@post.ru>
15958 * config/avr/avr.c: Include dataflow header file.
15959 (expand_prologue): Adjust for prologue insn change.
15960 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
15963 2007-06-29 Richard Guenther <rguenther@suse.de>
15965 PR middle-end/32493
15966 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
15967 during type verification.
15969 2007-06-29 Jan Hubicka <jh@suse.cz>
15971 * recog.c (validate_change_rtx_1): Unshare TO argument.
15973 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
15975 PR tree-optimization/24659
15976 * tree-vect-transform.c (vectorizable_call): Handle
15977 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15979 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
15980 * config/i386/i386.c (enum ix86_builtins)
15981 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
15982 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
15984 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
15985 const using def_builtin_const.
15986 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
15987 input operands in the same modes as the result.
15988 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
15990 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
15992 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
15993 (df_set_dead_notes_for_mw): Likewise.
15995 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
15997 * c-common.c (pointer_int_sum): Do the negation in sizetype.
15999 2007-06-28 DJ Delorie <dj@redhat.com>
16001 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
16003 2007-06-28 Geoffrey Keating <geoffk@apple.com>
16005 * doc/invoke.texi (C++ Dialect Options): Document
16006 fvisibility-ms-compat.
16007 * c.opt (fvisibility-ms-compat): New.
16009 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16012 * tree-affine.c (aff_combination_add_elt): Handle
16013 pointer addition specially.
16015 2007-06-28 Jakub Jelinek <jakub@redhat.com>
16017 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
16018 decl is non-external for AIX ABI.
16020 2007-06-28 David Edelsohn <edelsohn@gnu.org>
16022 * config/rs6000/predicates.md (current_file_function_operand):
16023 Ensure the symbol is non-external for AIX ABI.
16025 2007-06-28 Nick Clifton <nickc@redhat.com>
16027 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
16028 (fdce, fdse, fpredictive-commoning): Likewise.
16030 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16033 * gcc.c (process_command): Recognize the new -static-libgfortran
16036 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
16039 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
16040 Use a call clobbered hard reg instead of a pseudo reg.
16042 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
16044 * config/sh/sh.md (load_gbr): Use correct operand constraint.
16046 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
16049 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
16050 REG_LIBCALL and REG_RETVAL notes.
16051 (divsi3, mulsi3): Likewise.
16052 (mulhisi3): Likewise. Use emit_libcall_block.
16053 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
16055 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
16057 PR rtl-optimization/32481
16058 * combine.c (adjust_for_new_dest): Rescan the changed insn.
16060 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16062 * dce.c (deletable_insn_p_1): New function, split out from...
16063 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16064 specially, not those inside PARALLELs. Remove BODY argument
16065 and adjust recursive call accordingly.
16066 (prescan_insns_for_dce): Update call to delete_insn_p.
16068 2007-06-27 Richard Guenther <rguenther@suse.de>
16070 PR middle-end/32492
16071 * tree.h (fold_convertible_p): Declare.
16072 * fold-const.c (fold_convertible_p): New function.
16073 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
16074 instead of lang_hooks.types_compatible_p.
16076 2007-06-26 Jan Hubicka <jh@suse.cz>
16078 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
16079 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
16080 early use validate_unshare_change.
16081 (reload_combine): Likewise.
16082 * recog.c (change_t): New field unshare.
16083 (validate_change_1): Rename from validate_change; add argument unshare.
16084 (validate_change): Turn into wrapper of validate_change_1; update
16085 prototype for bools.
16086 (validate_unshare_change): New.
16087 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
16088 calls of df_insn_rescan.
16089 * recog.h (validate_change): Replace ints by bools.
16090 (validate_unshare_change): Declare.
16092 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
16094 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
16096 2007-06-26 Steve Ellcey <sje@cup.hp.com>
16098 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
16100 2007-06-25 Jan Hubicka <jh@suse.cz>
16102 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
16104 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
16105 cgraph_decide_inlining_incrementally): Move uninlinability checks to
16106 places other call site specific checks are performed.
16108 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16111 * tree-vect-transform.c (vectorizable_operation): Convert
16112 POINTER_PLUS_EXPR over to PLUS_EXPR.
16114 2007-06-25 Chao-ying Fu <fu@mips.com>
16116 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
16117 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
16118 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
16119 Document GET_MODE_IBIT, and GET_MODE_FBIT.
16121 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
16122 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16123 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
16124 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
16125 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
16126 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
16127 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
16128 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
16129 ALL_FIXED_POINT_MODE_P): New define.
16130 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16132 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
16134 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
16135 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16136 MODE_VECTOR_UACCUM): New mode classes.
16138 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
16139 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
16140 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
16143 * genmodes.c (struct mode_data): Add ibit and fbit fields.
16144 (blank_mode): Initialize ibit and fbit.
16145 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
16146 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16148 (new_adjust): Change required_class to required_class_from and
16149 required_class_to for testing within a range.
16150 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16151 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16152 MODE_VECTOR_UACCUM.
16153 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
16154 (make_fixed_point_mode): New.
16155 (_ADD_ADJUST): Change C to C1 and C2.
16156 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
16157 use a range for machine classes.
16158 (ADJUST_IBIT, ADJUST_FBIT): New.
16159 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
16161 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
16162 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16163 Emit adjustment for ibit and fbit.
16164 (emit_mode_ibit, emit_mode_fbit): New.
16165 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
16167 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
16169 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
16170 as the source of the set.
16172 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
16174 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
16175 FP_REGNO_P): Use IN_RANGE.
16176 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
16177 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
16178 (DATA_REG_P): Use DATA_REGNO_P.
16179 (FP_REG_P): Use FP_REGNO_P.
16180 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
16181 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
16182 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
16184 2007-06-24 Jan Hubicka <jh@suse.cz>
16186 PR middle-end/30563
16187 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
16189 2007-06-24 Sebastian Pop <sebpop@gmail.com>
16191 PR middle-end/32461
16192 * fold-const.c (fold_binary): Strip nops of operand 0
16193 of BIT_NOT_EXPR before calling operand_equal_p.
16194 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
16195 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
16197 2007-06-23 Mark Mitchell <mark@codesourcery.com>
16199 * doc/extend.texi: Document that dllimport and dllexport imply
16200 default visibility.
16201 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
16202 imported or exported declaration, including type declarations.
16203 * c-common.c (handle_visibility_attribute): Check for conflicts
16204 with dllimport/dllexport.
16205 (c_determine_visibility): Handle dllimport/dllexport as an
16206 explicit visibility atttribute.
16208 2007-06-23 Richard Guenther <rguenther@suse.de>
16210 PR tree-optimization/16876
16211 PR middle-end/29478
16212 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
16214 * tree-inline.c (initialize_inlined_parameters): Do not call
16215 lang_hooks.tree_inlining.convert_parm_for_inlining.
16216 * cgraphbuild.c (initialize_inline_failed): Set inline failed
16217 reason for mismatched types.
16218 * gimplify.c (gimplify_call_expr): Verify the call expression
16219 arguments match the called function type signature. Otherwise
16220 mark the call expression to be not considered for inlining
16221 using CALL_CANNOT_INLINE_P flag.
16222 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
16223 edges call expression.
16224 (cgraph_decide_inlining_of_small_function): Likewise.
16225 (cgraph_decide_inlining): Likewise.
16226 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
16228 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
16229 * c-typeck.c (c_convert_parm_for_inlining): Remove.
16230 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
16231 Remove declaration.
16232 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
16233 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
16235 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
16236 convert_parm_for_inlining member.
16238 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
16241 * arm.md (negscc): Match the correct operand for optimized LT0 test.
16242 Remove optimization for GT.
16244 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
16246 PR middle-end/32437
16247 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
16249 (prescan_insns_for_dce): Add extra parameter.
16251 2007-06-23 Jan Hubicka <jh@suse.cz>
16253 PR middle-end/31541
16254 * gimplify.c (mark_addressable): New function.
16255 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
16257 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16259 PR middle-end/32374
16260 * expr.c (store_constructor): Do not clobber non-zeroed memory.
16262 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16265 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
16266 moves between MMX/SSE registers to at least 8 units to prevent
16267 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
16269 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16271 * config/i386/i386.c (override_options): Correct x86_sahf
16274 2007-06-21 David Daney <ddaney@avtrex.com>
16277 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
16278 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
16279 (exception_receiver): Renamed to ...
16280 (nonlocal_goto_receiver): ... this.
16282 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
16284 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
16285 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
16286 partial register accesses.
16288 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
16290 * fold-const.c (debug_fold_checksum): Move it under
16291 ENABLE_FOLD_CHECKING.
16293 2007-06-21 Sebastian Pop <sebpop@gmail.com>
16295 PR middle-end/20623
16296 * tree.h (debug_fold_checksum): Declared.
16297 * fold-const.c (build_fold_addr_expr_with_type_1): New.
16298 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
16299 build_fold_addr_expr_with_type_1.
16300 (fold_addr_expr, debug_fold_checksum): New.
16301 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
16302 (fold_unary, fold_comparison, split_address_to_core_and_offset):
16303 Use fold_addr_expr.
16305 2007-06-21 Sebastian Pop <sebpop@gmail.com>
16307 PR tree-optimization/19590
16308 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
16309 of scev is a constant.
16311 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
16313 * df-problems.c (df_note_bb_compute): Made computation of live
16314 info consistent with df_lr.
16316 2007-06-21 Richard Guenther <rguenther@suse.de>
16318 PR tree-optimization/32453
16319 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
16320 for pointer anti-range.
16322 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
16324 * config/i386/i386.c (processor_target_table): Increase maximum
16325 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
16328 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
16329 byte alignment if > 8 byte alignment is preferred.
16330 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16332 2007-06-21 Jakub Jelinek <jakub@redhat.com>
16334 PR tree-optimization/31866
16335 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
16336 if ASM_EXPR's input is not a SSA_NAME.
16338 PR middle-end/32362
16339 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
16340 but decl is a global var, instead return decl.
16341 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
16342 even for is_global_var decls, if they are private in some outer
16345 2007-06-21 Richard Guenther <rguenther@suse.de>
16347 PR tree-optimization/32451
16348 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
16350 2007-06-21 Christian Bruel <christian.bruel@st.com>
16352 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
16353 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
16354 (push_regs): Changed saving order or banked registers.
16355 (sh_expand_epilogue): Likewise.
16356 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
16357 (FIRST_BANKED_REG): Likewise.
16358 (LAST_BANKED_REG): Likewise.
16359 * config/sh/sh.md (banked) New attribute.
16360 (in_delay_slot): Check banked attribute.
16362 2007-06-20 Sebastian Pop <sebpop@gmail.com>
16364 PR tree-optimization/32075
16365 * tree-data-ref.c (subscript_dependence_tester_1,
16366 analyze_miv_subscript, analyze_overlapping_iterations,
16367 add_distance_for_zero_overlaps, build_classic_dist_vector,
16368 subscript_dependence_tester_1, analyze_overlapping_iterations,
16369 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
16370 compute_affine_dependence, compute_all_dependences): Pass loop_nest
16371 to evolution_function_is_affine_multivariate_p.
16373 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
16375 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
16377 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
16380 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
16382 * config/m32c/prologue.md (epilogue_exitd_16): New.
16383 (epilogue_reit_16): New.
16384 (epilogue_exitd): Rename to epilogue_exitd_24.
16385 (epilogue_reit): Rename to epilogue_reit_24.
16387 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
16388 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16390 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
16392 * haifa-sched.c (queue_to_ready): Don't requeue next insn
16393 if dbg_cnt (sched_insn) reaches the limit.
16394 (choose_ready): New parameter INSN_PTR and new return value.
16395 (schedule_block): Handle dbg_cnt (sched_insn). Handle
16396 the new return value from choose_ready.
16397 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
16398 (rest_of_handle_global_alloc): New global_alloc_at_func.
16400 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
16402 PR tree-optimization/25737
16403 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
16404 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
16405 * tree-flow.h (struct fieldoff): Add new field alias_set.
16406 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
16407 argument addressable_type. Set alias_set of fieldoff.
16408 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
16409 (create_overlap_variables_for): Pass alias_set from fieldoff to
16411 * alias.c (get_alias_set): Use alias_set from SFT if set.
16413 2007-06-20 Hui-May Chang <hm.chang@apple.com>
16415 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
16416 of a variable as an unsigned HOST_WIDE_INT integer.
16418 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
16420 PR rtl-optimization/32405
16421 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
16423 2007-06-20 Jakub Jelinek <jakub@redhat.com>
16425 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
16427 PR middle-end/31959
16428 * builtins.c: Include diagnostic.h.
16429 (expand_builtin_expect): Make gcc_assert more permissive.
16430 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
16432 PR inline-asm/32109
16433 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
16436 PR middle-end/32285
16437 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
16438 if ACCUMULATE_OUTGOING_ARGS.
16440 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16442 * config/m68hc11/m68hc11.c: Include dataflow header file.
16443 (m68hc11_reorg): Port to dataflow.
16445 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
16447 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
16448 (struct df_problem.free_blocks_on_set_blocks): New field.
16449 (struct dataflow.optional_p): New field.
16450 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
16451 (df_live_set_all_dirty): New function.
16452 * df-scan.c (df_scan_alloc): Initialize optional_p.
16453 (problem_SCAN): Initialize free_blocks_on_set_blocks.
16454 * df-core.c (df_set_blocks): Removed use of
16455 DF_FIRST_OPTIONAL_PROBLEM. Now uses
16456 df_problem.free_blocks_on_set_blocks to determine which blocks are
16458 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
16459 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
16460 uses dataflow.optional_p to determine if problem should be
16462 (rest_of_handle_df_initialize): Only start live problem if
16464 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
16465 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
16466 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
16467 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
16468 problem_NOTE): Initialize free_blocks_on_set_blocks.
16469 (df_lr_bb_local_compute): Recompute luids if df_live problem is
16471 (df_live_set_all_dirty, df_note_alloc): New function.
16472 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
16474 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
16475 * postreload.c (reload_combine): Ditto.
16476 * cse.c (cse_extended_basic_block): Ditto.
16477 * regmove.c (mark_flags_life_zones): Ditto.
16478 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
16479 erase_matching_seqs): Ditto.
16480 * bt-load.c (compute_defs_uses_and_gen): Ditto.
16481 * integrate (allocate_initial_values): Ditto.
16482 * combine.c (reg_dead_at_p): Ditto.
16483 * resource.c (mark_target_live_regs): Ditto.
16484 * sched-rgn.c (check_live_1, update_live_1): Ditto.
16485 * config/sh/sh.c (find_r0_life_regions): Ditto.
16486 * global.c (rest_of_handle_global_alloc): Only add back df_live
16488 * local-alloc.c (rest_of_handle_local_alloc): Only remove
16489 df_live for -O > 1.
16490 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
16492 (if_convert): Make sure df_live is there at -O == 1.
16493 (pass_if_after_combine): Cleanup flags.
16494 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
16495 is there at -O == 1.
16497 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
16499 * config/arm/arm.c (arm_get_frame_offsets): Set
16500 offsets->locals_base to avoid negative stack size.
16501 (thumb1_expand_prologue): Assert on negative stack size.
16503 2007-06-19 Sebastian Pop <sebpop@gmail.com>
16505 PR tree-optimization/32367
16506 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
16507 of the chrec has no evolution in that loop.
16508 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
16510 2007-06-19 Bob Wilson <bob.wilson@acm.org>
16512 * config/xtensa/xtensa.c: Include "df.h".
16513 (xtensa_builtin_saveregs): Use adjust_address instead of
16515 (xtensa_va_start): Invoke make_tree with sizetype for
16516 expand_builtin_saveregs and then convert the result to a pointer.
16517 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
16518 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
16519 Subtract argument size from index value as integers and then use
16520 POINTER_PLUS_EXPR to add the result to the array address.
16522 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16525 * config/m32c/m32c.c: Include dataflow header file.
16526 (m32c_emit_prologue): Adjust for prologue insn change.
16527 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
16528 once inside a PARALLEL. Assume frame size passed in operand 0
16529 includes space to save the fb register.
16530 (prologue_enter_24): Likewise.
16531 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
16533 2007-06-19 David Daney <ddaney@avtrex.com
16536 * config/mips/mips.md (cprestore): Mark $gp as used.
16538 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16541 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
16542 (frv_ifcvt_modify_insn): Likewise.
16544 2007-06-19 Richard Guenther <rguenther@suse.de>
16546 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
16547 only handle positive offsets that fit in a HOST_WIDE_INT.
16549 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
16551 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
16552 result of rsqrt insn for zero input argument to avoid NaN.
16554 2007-06-19 Richard Guenther <rguenther@suse.de>
16556 PR middle-end/31950
16557 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
16559 2007-06-19 Jakub Jelinek <jakub@redhat.com>
16561 PR tree-optimization/32353
16562 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
16564 2007-06-19 Nick Clifton <nickc@redhat.com>
16566 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
16568 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
16571 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
16572 * config/i386/i386.c (assign_386_stack_local): Assert that
16573 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
16574 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
16575 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
16576 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
16578 2007-06-18 Steve Ellcey <sje@cup.hp.com>
16580 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
16582 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
16584 PR rtl-optimization/32321
16585 * gcse.c (replace_store_insn): Update the note before
16586 calling emit_insn_after.
16588 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
16590 PR middle-end/32355
16591 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
16593 * df-problems.c (df_note_bb_compute): Fix dumping info.
16595 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
16597 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
16598 insn with emit_jump_insn.
16600 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
16602 PR tree-optimization/32383
16603 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
16604 * targhooks.h (default_builtin_reciprocal): Update prototype.
16605 * target.h (struct gcc_target): Update builtin_reciprocal.
16606 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
16607 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
16608 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
16609 when fndecl is in BUILT_IN_MD class.
16610 (execute_convert_to_rsqrt): Ditto.
16612 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
16613 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
16614 Convert BUILT_IN_SQRTF code only when md_fn is false.
16616 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
16618 * bt-load.c (move_btr_def): Fix the order of arguments
16619 to validate_replace_rtx.
16621 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
16623 * config/m68k/m68k-devices.def: Add 54450..54455.
16625 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
16627 PR rtl-optimization/32366
16628 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
16629 FLOAT_EXTEND]: Prevent non-scalar modes from entering
16632 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
16634 PR middle-end/32349
16635 * modulo-sched (generate_reg_moves): Added rescan parameter and if
16636 this is true, rescan insn being modified.
16637 (sms_schedule): Added rescan parameter.
16638 (rest_of_handle_sms): Moved freeing of dominance info to before
16639 getting out of cfg_layout.
16641 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
16643 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
16644 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
16647 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
16648 FL_CF_EMAC from the entry for isac.
16650 * config/m68k/predicates.md (const_call_operand): Adjust comment.
16651 (const_sibcall_operand): New.
16652 (sibcall_operand): Use it.
16653 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
16654 (m68k_isas): ISAC does not imply FPU or EMAC.
16655 (override_options): Add ISA_C logic for symbolic jump & call.
16657 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
16659 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
16660 return mode from the builtin itself.
16661 (sparc_fold_builtin): Fix cast of zero constant.
16663 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
16665 * targhooks.c (default_builtin_reciprocal): New default target hook.
16666 * targhooks.h (default_builtin_reciprocal): Add prototype.
16667 * hooks.c (hook_tree_tree_bool_null): Remove hook.
16668 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
16669 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
16670 default_builtin_reciprocal.
16672 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
16674 PR middle-end/31723
16675 * hooks.c (hook_tree_tree_bool_null): New hook.
16676 * hooks.h (hook_tree_tree_bool_null): Add prototype.
16677 * tree-pass.h (pass_convert_to_rsqrt): Declare.
16678 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
16679 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
16680 and convert it to reciprocal a*rfunc(b).
16681 (execute_convert_to_rsqrt): New function.
16682 (gate_convert_to_rsqrt): New function.
16683 (pass_convert_to_rsqrt): New pass definition.
16684 * target.h (struct gcc_target): Add builtin_reciprocal.
16685 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
16686 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
16687 TARGET_BUILTIN_RECIPROCAL.
16688 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
16690 * config/i386/i386.h (TARGET_RECIP): New define.
16691 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
16692 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16693 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16694 and not optimizing for size.
16695 (*rcpsf2_sse): New insn pattern.
16696 (*rsqrtsf2_sse): Ditto.
16697 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
16698 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16699 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16700 and not optimizing for size.
16701 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
16702 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16703 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16704 and not optimizing for size.
16705 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
16706 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16707 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16708 and not optimizing for size.
16709 (*sse_rsqrtv4sf2): Do not export.
16710 (sqrtv4sf2): Ditto.
16711 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
16712 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16713 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16714 and not optimizing for size.
16715 (sqrtv4sf2): Ditto.
16716 * config/i386/i386.opt (mrecip): New option.
16717 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
16718 (ix86_emit_swsqrtsf): Ditto.
16719 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
16720 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
16721 builtin definition.
16722 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
16723 ix86_expand_unop1_builtin.
16724 (ix86_emit_swdivsf): New function.
16725 (ix86_emit_swsqrtsf): Ditto.
16726 (ix86_builtin_reciprocal): New function.
16727 (TARGET_BUILTIN_RECIPROCAL): Use it.
16728 (ix86_vectorize_builtin_conversion): Rename from
16729 ix86_builtin_conversion.
16730 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
16731 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
16732 "i386 and x86_64 Options" section.
16733 (Intel 386 and AMD x86_64 Options): Document -mrecip.
16735 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
16736 Zdenek Dvorak <dvorakz@suse.cz>
16737 Richard Guenther <rguenther@suse.de>
16738 Kaz Kojima <kkojima@gcc.gnu.org>
16740 * tree-vrp.c (compare_values_warnv): Convert val2 to
16742 (extract_range_from_assert): Create
16743 POINTER_PLUS_EXPR for pointer types.
16744 (extract_range_from_binary_expr): Handle
16745 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
16747 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
16748 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
16749 POINTER_PLUS_EXPR as PLUS_EXPR.
16750 (number_of_iterations_lt_to_ne):
16751 For pointer types, use sizetype when
16752 creating MINUS_EXPR/PLUS_EXPRs.
16753 (assert_loop_rolls_lt): For pointer types, use sizetype when
16754 creating MINUS_EXPR/PLUS_EXPRs.
16755 (number_of_iterations_le): Likewise.
16756 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
16757 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
16758 like PLUS_EXPR and MINUS_EXPR.
16759 * tree-pretty-print.c (dump_generic_node): Handle
16761 (op_prio): Likewise.
16762 (op_symbol_1): Likewise.
16763 * optabs.c (optab_for_tree_code): Likewise.
16764 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
16766 * tree-tailcall.c (process_assignment): Mention
16767 POINTER_PLUS_EXPR in a TODO comment.
16768 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
16769 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
16770 not used with a pointer and an integer type.
16771 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
16772 increment using chrec_convert_rhs instead of chrec_convert.
16773 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
16774 PLUS_EXPR except for the right hand side's type will be
16776 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
16777 (fold_used_pointer_cast): Kill.
16778 (pointer_offset_p): Kill.
16779 (fold_used_pointer): Kill.
16780 (pointer_used_p): Kill.
16781 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
16782 call fold_used_pointer.
16783 (instantiate_parameters_1): Convert the increment
16784 using chrec_convert_rhs instead of chrec_convert.
16785 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
16786 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
16787 instead of PLUS_EXPR.
16788 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
16789 PLUS_EXPR for pointers.
16790 (std_gimplify_va_arg_expr): Likewise.
16791 (fold_builtin_memory_op): Likewise.
16792 (fold_builtin_strstr): Likewise.
16793 (fold_builtin_strchr): Likewise.
16794 (fold_builtin_strrchr): Likewise.
16795 (fold_builtin_strpbrk): Likewise.
16796 (expand_builtin_memory_chk): Likewise.
16797 (fold_builtin_memory_chk): Likewise.
16798 (std_expand_builtin_va_start): Use
16799 sizetype for the call to make_tree and then convert
16800 to the pointer type.
16801 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
16802 instead of PLUS_EXPR for adding to a pointer.
16803 (std_gimplify_va_arg_expr): Use fold_build2 for
16804 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
16805 the operands to sizetype first and then cast the BIT_AND_EXPR
16806 back to the pointer type.
16807 * fold-const.c (build_range_check): Handle pointer types
16809 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
16810 of PLUS_EXPR's. Make sure the offset is converted to
16812 (try_move_mult_to_index): Strip the NOPs from the offset.
16813 Remove code argument and replace all uses with PLUS_EXPR.
16814 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
16815 specially. Don't use a pointer type for MINUS_EXPR.
16816 (fold_unary): Handle for (T1)(X op Y),
16817 only p+ as that is the only as that can be handled for
16818 binary operators now.
16819 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
16821 <case PLUS_EXPR>: Add folding of PTR+INT into
16823 Don't call try_move_mult_to_index.
16824 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
16825 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
16826 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
16827 Don't call try_move_mult_to_index.
16828 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
16829 (tree_expr_nonzero_p): Likewise.
16830 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
16831 of PLUS_EXPR for the complex expression folding.
16832 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
16833 first chrec is a pointer type, then the second should
16834 be sizetype and not the first's type.
16835 For POINTER_PLUS_EXPR, use a different right hand side type.
16836 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16837 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
16838 different right hand side type.
16839 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16840 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
16841 instead of PLUS_EXPR.
16842 When either operand is zero, convert the other operand.
16843 (chrec_apply): Use chrec_convert_rhs
16844 on the argument x instead of chrec_convert.
16845 (reset_evolution_in_loop): For pointer types, the new_evol
16846 should be sizetype.
16847 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
16848 different right hand side type.
16849 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16850 (chrec_convert_rhs): New function.
16851 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
16852 different right hand side type.
16853 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16854 * tree-chrec.h (chrec_convert_rhs): New prototype.
16855 (build_polynomial_chrec): For pointer types, the right hand
16856 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
16857 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
16858 Remove subtraction case as it is always addition now.
16859 Make sure the offset is converted to sizetype.
16860 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
16861 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
16862 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
16863 PLUS_EXPR in pointer type.
16864 Handle POINTER_PLUS_EXPR.
16865 (tree_to_aff_combination): Likewise.
16866 (force_expr_to_var_cost): Likewise.
16867 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
16868 instead of PLUS_EXPR for pointers.
16869 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
16870 instead of PLUS_EXPR of pointer types.
16871 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
16873 (check_va_list_escapes): Likewise.
16874 (check_all_va_list_escapes): Likewise.
16875 * dwarf2out.c (loc_descriptor_from_tree_1):
16876 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
16877 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
16878 (string_constant): Likewise.
16879 * tree-ssa-address.c (tree_mem_ref_addr): When adding
16880 the offset to the base, use POINTER_PLUS_EXPR.
16881 (add_to_parts): Convert the index to sizetype.
16882 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
16883 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
16884 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
16885 Offset only holds something for PLUS_EXPR.
16886 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
16888 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
16890 (analyze_accesses_for_modify_stmt): Likewise.
16891 Remove comment about the type being integral type as it is
16893 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
16895 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
16897 Correct the type which the artimentic is done in (is now
16900 * tree-data-ref.c (split_constant_offset): Handle
16902 * tree-affine.c (tree_to_aff_combination): Likewise.
16903 * c-typeck.c (build_unary_op): For pointers create the increment
16904 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
16906 * gimplify.c (gimplify_self_mod_expr): Create a
16907 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16908 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
16909 * tree.def (POINTER_PLUS_EXPR): New tree code.
16910 * tree-predcom.c (ref_at_iteration): If we have a pointer
16911 type do the multiplication in sizetype.
16912 * tree-mudflap.c (mf_xform_derefs_1): Create a
16913 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16914 * tree-ssa-forwprop.c
16915 (forward_propagate_addr_into_variable_array_index):
16916 Don't expect there to be a cast for the index as that
16917 does not exist anymore.
16918 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
16919 instead of PLUS_EXPR.
16920 Don't check for the first operand of the POINTER_PLUS_EXPR
16921 was the index as it cannot be.
16922 Call forward_propagate_addr_into_variable_array_index with
16923 the SSA_NAME instead of the statement.
16924 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
16925 (compare_constant): Likewise.
16926 (copy_constant): Likewise.
16927 (compute_reloc_for_constant): Likewise.
16928 (output_addressed_constants): Likewise.
16929 (initializer_constant_valid_p): Likewise.
16930 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
16931 Convert the MIN/MAX of the inner type to the outer
16932 type before comparing them.
16933 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
16934 POINTER_PLUS_EXPR instead of PLUS_EXPR.
16935 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
16936 of PLUS_EXPR for pointers.
16937 * tree-inline.c (estimate_num_insns_1): Handle
16939 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
16940 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16941 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
16942 instead of PLUS_EXPR for the pointer increment statement.
16943 (vect_update_ivs_after_vectorizer): For pointer types, create
16944 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
16945 MULT_EXPR in sizetype.
16946 (vect_gen_niters_for_prolog_loop): Add a cast when creating
16948 * tree-object-size.c (plus_expr_object_size): Handle
16949 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
16950 code which is trying to figure out which side is a pointer and
16952 (check_for_plus_in_loops_1): Likewise.
16953 (check_for_plus_in_loops): Likewise.
16954 * c-common.c (pointer_int_sum): Create a
16955 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16956 * tree-ssa-structalias.c (handle_ptr_arith): Handle
16957 only POINTER_PLUS_EXPR. Removing all the extra
16958 code which is trying to figure out which side is a pointer and
16960 * tree-cfg.c (verify_expr): Add extra checking for pointers and
16961 PLUS_EXPR and MINUS_EXPR.
16962 Also add checking to make sure the operands of POINTER_PLUS_EXPR
16964 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
16965 with make_tree, instead of a pointer type.
16966 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
16967 for pointers instead of PLUS_EXPR.
16968 (s390_gimplify_va_arg): Likewise.
16969 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
16970 instead of PLUS_EXPR when doing addition on pointer
16971 types. Use sizetype for the second operand.
16972 (spu_gimplify_va_arg_expr): Likewise.
16973 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
16974 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
16975 a pointer. Don't create a BIT_AND_EXPR for pointer types.
16976 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
16977 for the pointer addition and also use size_int/sizetype
16979 (ix86_gimplify_va_arg): Likewise.
16980 Perform BIT_AND_EXPR on sizetype arguments.
16981 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
16982 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
16983 for the pointer additions and also use size_int for the offsets.
16984 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
16985 additions and also use size_int for the offsets. Perform
16986 BIT_AND_EXPR on sizetype arguments.
16987 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
16988 POINTER_PLUS_EXPR for pointers and create the
16989 BIT_AND_EXPR in sizetype.
16990 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
16991 instead of PLUS_EXPR for pointer addition.
16992 (rs6000_va_start): Likewise.
16993 Also use sizetype for the offset.
16994 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
16995 as PLUS_EXPR/MINUS_EXPR.
16996 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
16997 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
16998 Don't use BIT_AND_EXPR on a pointer type, convert the
16999 expression to sizetype first.
17000 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
17002 (mips_gimplify_va_arg_expr): Likewise.
17003 Don't create BIT_AND_EXPR in a pointer type.
17005 2007-06-15 Eric Christopher <echristo@apple.com>
17007 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
17008 (x86_64-*-darwin*): Ditto.
17009 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
17012 2007-06-15 Matthew Wilcox <matthew@wil.cx>
17014 * doc/extend.texi: Document behavior of __attribute__((aligned))
17017 2007-06-15 Mark Mitchell <mark@codesourcery.com>
17019 * rtlanal.c (note_stores): Improve documentation.
17021 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
17023 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
17024 LOCAL_LABEL_PREFIX): Delete.
17025 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
17026 (bfin_internal_label): Delete.
17028 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
17030 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
17031 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
17032 otherwise define to LIBGCC2_TF_CEXT.
17033 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
17034 (LIBGCC_TF_CEXT): Ditto.
17037 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
17039 PR rtl-optimization/32339
17040 * df-scan.c (df_uses_record): Don't modify flags but just add to
17041 it for df_ref_record.
17043 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
17045 * tree-mudflap.c: Fix whitespace issues.
17047 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
17049 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
17051 2007-06-14 Eric Christopher <echristo@apple.com>
17053 * config/i386/sse.md (movdi_to_sse): Rewrite body.
17054 (movv4sf): Use gcc_unreachable instead of abort.
17056 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17059 * config/i386/sfp-machine.h (CMPtype): New define.
17060 (mach stubs): Use CMPtype instead of int as a return type.
17062 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17064 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
17065 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
17066 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
17067 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
17068 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
17069 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
17070 config/soft-fp/soft-fp.h: Update from glibc CVS.
17072 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
17074 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
17076 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
17079 * config/v850/v850.c: Include dataflow header file.
17080 (substitute_ep_register): Fix typo.
17082 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17084 * configure.ac: Fix earlier checkin.
17085 * configure: Regenerated.
17087 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17089 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
17090 * aclocal.m4: Regenerate.
17091 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
17092 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
17093 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
17094 * configure: Regenerate.
17095 * Makefile.in (LOOSE_WARN): Subst loose_warn.
17097 * Makefile.in (quickstrap): Build libgcc too.
17099 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17101 * configure.ac: Add --enable-checking=df. Explicitly mention that
17102 the variables are initialized as for "release".
17103 * df-core.c: Use it.
17104 * configure: Regenerate.
17105 * config.in: Regenerate.
17107 2007-06-14 Bob Wilson <bob.wilson@acm.org>
17109 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
17110 validate_replace_rtx instead of replace_rtx.
17111 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
17113 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
17115 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
17116 (DWARF2_UNWIND_INFO): Override default if configured with
17118 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
17119 (ENDFILE_SPEC): Add crtend.o.
17120 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
17121 (ENDFILE_SPEC): Add crtend.o.
17122 (TARGET_USE_JCR_SECTION): Define.
17123 (MD_UNWIND_SUPPORT): Define for 32-bit target.
17125 * config/i386/cygming-crtbegin.c: New file.
17126 * config/i386/cygming-crtend.c: New file.
17128 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
17130 * config/i386/w32-unwind.h: New file.
17132 2007-06-13 Eric Christopher <echristo@apple.com>
17134 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
17135 the user set a value below STACK_BOUNDARY.
17137 2007-06-13 Thiemo Seufer <ths@networkno.de>
17139 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
17140 imply -lpthread for -pthread.
17142 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
17144 * basic-block.h: Remove the prototype for
17145 free_basic_block_vars.
17146 * cfglayout.h: Remove the prototype for
17147 insn_locators_initialize.
17148 * tree.h: Remove the prototype for emit_line_note.
17150 * tree-ssa-pre.c (mergephitemp): Remove.
17151 (init_pre): Don't use mergephitemp.
17153 2007-06-13 Eric Christopher <echristo@apple.com>
17155 * config/i386/i386.c (override_options): If we've specified
17156 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
17158 2007-06-13 Bob Wilson <bob.wilson@acm.org>
17160 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
17163 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
17165 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
17166 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
17167 (eh_store_handler): New pattern.
17168 (eh_return): Emit it instead of a plain move.
17170 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
17172 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
17173 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
17174 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
17177 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
17179 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
17180 (find_next_insn_start, find_load): New functions.
17181 (bfin_reorg): Use them to deal with the fact that parallel insns are
17182 no longer represented as a SEQUENCE.
17184 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
17186 * config/sparc/sparc.c (sparc_override_options): Initialize
17187 fpu mask correctly.
17189 2007-06-13 Dave Korn <dave.korn@artimi.com>
17191 * config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
17193 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
17195 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
17196 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
17197 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
17198 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
17199 tree-vect-transform.c: Fix comment typos. Follow spelling
17202 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
17204 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
17205 to the exit block use set.
17206 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
17207 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
17208 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
17210 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
17212 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
17213 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
17214 to indicate an error.
17215 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
17217 (dbg_cnt_process_opt): Print an error on a bad argument.
17218 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
17219 * common.opt (-fdbg-cnt-list): New.
17220 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
17222 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
17224 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
17225 flag on ref-all pointers.
17227 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17229 PR middle-end/31579
17230 * expr.c (expand_expr_addr_expr_1): Call expand_expr
17231 for the offset with the modifier as EXPAND_INITIALIZER
17232 if the modifier is EXPAND_INITIALIZER.
17233 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
17234 a register if we had an overflow.
17236 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17238 * real.c (real_isfinite): New.
17239 (real_sqrt): Use it.
17240 * real.h (real_isfinite): New.
17241 * builtins.c: Use it.
17243 2007-06-12 Ian Lance Taylor <iant@google.com>
17244 Daniel Berlin <dberlin@dberlin.org>
17247 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
17248 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
17249 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
17250 (DECL_NO_TBAA_P): Define.
17251 (struct tree_decl_common): Add no_tbaa_flag field.
17252 * tree-ssa-structalias.c (struct variable_info): Add
17253 no_tbaa_pruning field.
17254 (new_var_info): Initialize no_tbaa_pruning field.
17255 (unify_nodes): Copy no_tbaa_pruning field.
17256 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
17257 (dump_solution_for_var): Print no_tbaa_pruning flag.
17258 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
17260 (compute_tbaa_pruning): New static function.
17261 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
17262 Call compute_tbaa_pruning.
17263 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
17264 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
17265 * gimple-low.c (lower_stmt): Likewise.
17266 * tree-gimple.c (is_gimple_stmt): Likewise.
17267 * tree-ssa-operands.c (get_expr_operands): Likewise.
17268 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
17269 * tree-inline.c (estimate_num_insns_1): Likewise.
17270 (copy_result_decl_to_var): Likewise.
17271 * expr.c (expand_expr_real_1): Likewise.
17272 * tree-pretty-print.c (dump_generic_node): Likewise.
17273 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
17274 * omp-low.c (omp_copy_decl_2): Likewise.
17275 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
17276 * doc/c-tree.texi (Expression trees): Document
17277 CHANGE_DYNAMIC_TYPE_EXPR.
17279 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17281 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
17282 with !HONOR_NANS and !HONOR_INFINITIES.
17283 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
17285 2007-06-12 Tristan Gingold <gingold@adacore.com>
17287 * gcov.c: Comments updated.
17288 (source_info): Add file_time field.
17289 (source_index): New variable.
17290 (mutiple_files): New variable.
17291 (generate_results): New function extracted from process_file.
17292 (process_file): Save and restore chain of functions, generate
17293 results and free structures only if not merging results.
17294 (release_structures): File names are now freed in create_file_names
17295 (create_file_names): Free previous file names.
17296 (find_source): File date is now read here and modifications in
17297 source files is checked here.
17298 (read_graph_file): Only reverse order of functions for the current
17300 (make_gcov_file_name): Do not generate long names if input_name is
17302 (output_lines): If merging results do not display graph, data and
17304 Checking source file modification is done in find_source.
17306 * doc/gcov.texi: Append an s to sourcefile.
17308 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
17310 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
17311 (forced_nop): New pattern.
17312 * config/bfin/bfin.c: Include "df.h".
17313 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
17314 (bfin_discover_loop): Use df_get_live_in instead of
17315 global_live_at_start.
17316 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
17317 df_analyze when done.
17318 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
17319 the insns. Use QImode for the final insn in a bundle. Call
17320 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
17322 (reorder_var_tracking_notes): New function.
17323 (bfin_reorg): Pass no argument to split_all_insns. Don't call
17324 update_life_info. Call df_analyze after scheduling and bundle
17325 generation. Call reorder_var_tracking_notes if generating these
17326 notes. Call df_finish_pass at the end.
17328 2007-06-12 Dirk Mueller <dmueller@suse.de>
17330 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
17331 a comparison, not an assignment.
17333 2007-06-12 Olivier Hainque <hainque@adacore.com>
17335 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
17336 Request walking the subtrees only, leaving the current is_lhs/val_only
17338 (convert_non_local_reference): Likewise.
17340 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
17342 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
17344 2007-06-12 Richard Guenther <rguenther@suse.de>
17346 PR tree-optimization/15353
17347 PR tree-optimization/31657
17348 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
17349 * timevar.def: Add TV_TREE_IFCOMBINE.
17350 * tree-pass.h (pass_tree_ifcombine): Declare.
17351 * tree-ssa-ifcombine.c: New file.
17352 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
17353 * tree-flow.h (blocks_in_phiopt_order): Declare.
17354 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
17355 (tree-ssa-ifcombine.o): New dependencies.
17357 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
17359 PR rtl-optimization/32293
17360 * combine.c (simplify_if_then_else): Truncate return from
17361 nonzero_bits() to correct mode.
17363 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
17365 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
17366 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
17368 2007-06-11 Diego Novillo <dnovillo@google.com>
17370 * Makefile.in (reload1.o-warn): Remove.
17372 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
17374 * combine.c (subst): Use reg_overlap_mentioned_p
17375 instead of comparing register numbers directly.
17377 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
17379 * reload1.c (mark_home_live_1): Use the mode parameter.
17381 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
17383 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
17384 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
17386 * df-core.c: Ditto.
17388 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
17390 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
17392 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17394 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
17395 from integer registers.
17396 (FP mode splitters): Handle TFmode.
17398 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
17400 * tree-ssa-structalias.c (find_what_p_points_to): Return false
17401 for ref-all pointers that point-to anything.
17403 2007-06-11 Joseph Myers <joseph@codesourcery.com>
17405 * config/arm/arm.c (arm_output_dwarf_dtprel,
17406 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
17408 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
17410 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
17411 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
17414 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
17416 * tree.c (signed_or_unsigned_type_for): New.
17417 (unsigned_type_for): Use signed_or_unsigned_type_for.
17418 (signed_type_for): Use signed_or_unsigned_type_for.
17419 * tree.h (signed_or_unsigned_type_for): New.
17420 (get_signed_or_unsigned_type): Remove.
17421 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
17422 lang_hooks.types.signed_type
17423 (size_diffop): Likewise.
17424 (all_ones_mask_p): Likewise.
17425 (build_range_check): Likewise.
17426 (fold_cond_expr_with_comparison): Likewise.
17427 (fold_cond_expr_with_comparison): Likewise.
17428 (unextend): Likewise.
17429 (extract_muldiv_1): Likewise.
17430 (fold_single_bit_test_into_sign_test): Likewise.
17431 (fold_binary): Likewise.
17432 (fold_ternary): Likewise.
17433 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
17434 instead of get_signed_or_unsigned_type.
17435 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
17436 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
17437 * expr.c (signed_or_unsigned_type_for): Use
17438 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
17439 * langhooks.c (get_signed_or_unsigned_type): Remove.
17440 (lhd_signed_or_unsigned_type): Remove.
17441 * langhooks.h (lang_hooks_for_types): Remove signed_type and
17442 signed_or_unsigned_type.
17443 (lhd_signed_or_unsigned_type): Remove.
17444 * expmed.c (make_tree): Use signed_type_for instead of
17445 lang_hooks.types.signed_type.
17446 * c-common.c (same_scalar_type_ignoring_signedness): Use
17447 c_common_signed_type instead of lang_hooks.types.signed_type.
17448 (c_common_unsigned_type): New.
17449 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
17450 (shorten_compare): Use c_common_unsigned_type instead of
17451 c_common_signed_or_unsigned_type.
17452 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
17454 * convert.c (convert_to_integer): Use signed_type_for instead of
17455 lang_hooks.types.signed_type.
17456 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
17457 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
17458 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
17459 * c-format.c (check_format_types): Use c_common_unsigned_type
17460 instead of unsigned_type_for.
17461 * c-decl.c (groakdeclarator): Likewise.
17462 * c-typeck.c (convert_for_assignment): Likewise.
17463 * c-common.h (c_common_unsigned_type): New.
17465 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17468 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
17469 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
17471 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17473 PR middle-end/32279
17474 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
17475 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
17477 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
17478 Sebastian Pop <sebpop@gmail.com>
17480 * lambda-code.c (remove_iv): New.
17481 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
17483 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
17485 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
17486 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
17487 * tree-ssa-loop-prefetch.c: Include optabs.h.
17488 (FENCE_FOLLOWING_MOVNT): New macro.
17489 (struct mem_ref): Add independent_p and storent_p fields.
17490 (record_ref): Initalize the new fields.
17491 (gather_memory_references_ref): Return true if the reference
17493 (gather_memory_references): Check whether all memory accesses
17494 in loop were recorded.
17495 (should_issue_prefetch_p): Return false for nontemporal stores.
17496 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
17497 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
17498 (determine_loop_nest_reuse): Detect independent memory references.
17499 (loop_prefetch_arrays): Call mark_nontemporal_stores.
17500 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
17501 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
17502 * config/i386/i386.h (x86_mfence): Declare.
17503 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
17504 * config/i386/i386.c (x86_mfence): New variable.
17505 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
17507 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
17508 * optabs.c (init_optabs): Initialize storent_optab.
17509 * optabs.h (enum optab_index): Add OTI_storent.
17510 (storent_optab): Declare.
17511 * genopinit.c (optabs): Add initialization for storent_optab.
17512 * tree.h (MOVE_NONTEMPORAL): New macro.
17513 * expr.c (expand_assignment, store_expr, store_constructor_field,
17514 store_constructor, store_field, expand_expr_real_1): Propagate
17515 nontemporality of the expanded store.
17516 (emit_storent_insn): New function.
17517 * expr.h (expand_assignment, store_expr): Declaration changed.
17518 * function.c (assign_parm_setup_reg): Pass false as nontemporality
17519 to expand_assignment.
17520 * stmt.c (expand_asm_expr): Ditto.
17521 * calls.c (initialize_argument_information): Pass false as
17522 nontemporality to store_expr.
17523 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
17526 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
17528 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
17530 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
17532 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
17534 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
17535 and allow DECL_P here.
17537 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
17539 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
17540 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
17541 track of the size of the expression.
17542 * cfghooks.c (merge_blocks): Remove block from loops structure only
17543 after call of the merge_blocks hook.
17545 2007-06-09 Tom Tromey <tromey@redhat.com>
17547 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
17548 (deprecated_state): Removed.
17549 (start_decl): Update.
17550 (enum deprecated_states): Moved earlier.
17551 (groktypename): Update.
17552 (push_parm_decl): Likewise.
17553 (grokfield): Likewise.
17554 (start_function): Likewise.
17556 2007-06-09 Ian Lance Taylor <iant@google.com>
17558 PR tree-optimization/32169
17559 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
17560 CONVERT_EXPR, check whether min and max both converted to an
17561 overflow infinity representation.
17563 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
17565 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
17566 not inserted on the edge.
17568 2007-06-08 Bob Wilson <bob.wilson@acm.org>
17570 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
17571 instructions if they are supported.
17572 (__divsi3, __umodsi3, __modsi3): Likewise.
17573 (__ashldi3, __ashrdi3, __lshrdi3): New.
17574 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
17576 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
17577 Tony Linthicum <tony.linthicum@amd.com>
17579 * doc/invoke.texi: Add fvect-cost-model flag.
17580 * common.opt (fvect-cost-model): New flag.
17581 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
17582 cost fields in stmt_vec_info struct for STMT.
17583 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
17584 fields in stmt_vec_info struct and access functions for the same.
17585 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
17586 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
17587 load, store and vector to scalar operation.
17588 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
17589 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
17590 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
17591 (TARG_VEC_STORE_COST): Define cost of vector store.
17592 (vect_estimate_min_profitable_iters): Define new function.
17593 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
17594 check to evaluate if loop iterations are less than minimum profitable
17595 iterations determined by cost model or minimum vect loop bound defined
17596 by user, whichever is more conservative.
17597 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
17598 run-time check to evaluate if loop iterations are less than minimum
17599 profitable iterations determined by cost model or minimum vect loop
17600 bound defined by user, whichever is more conservative.
17601 (vect_estimate_min_profitable_iterations): New function to estimate
17602 mimimimum iterartions required for vector version of loop to be
17603 profitable over scalar version.
17604 (vect_model_reduction_cost): New function.
17605 (vect_model_induction_cost): New function.
17606 (vect_model_simple_cost): New function.
17607 (vect_cost_strided_group_size): New function.
17608 (vect_model_store_cost): New function.
17609 (vect_model_load_cost): New function.
17610 (vectorizable_reduction): Call vect_model_reduction_cost during
17612 (vectorizable_induction): Call vect_model_induction_cost during
17614 (vectorizable_load): Call vect_model_load_cost during analysis phase.
17615 (vectorizable_store): Call vect_model_store_cost during analysis phase.
17616 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
17617 vectorizable_promotion, vectorizable_demotion): Call
17618 vect_model_simple_cost during analysis phase.
17620 2007-06-08 Simon Baldwin <simonb@google.com>
17622 * reg-stack.c (get_true_reg): Readability change. Moved default case
17623 label into direct switch statement scope.
17625 2007-06-08 Simon Baldwin <simonb@google.com>
17627 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
17628 in gcc_assert() with '==' comparison.
17630 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17632 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
17633 TARGET_ABM handling of x86_popcnt variable.
17635 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17637 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
17638 __builtin_copysignq and __builtin_infq built-in functions.
17640 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17642 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
17643 SSE4.2 section. Correct built-in function names in SSE4A section.
17645 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17647 PR tree-optimization/32243
17648 * tree-vect-transform.c (vectorizable_type_promotion): Move check
17649 for ncopies after ratio check between nunits_out and nunits_in.
17650 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
17652 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
17654 PR tree-optimization/32224
17655 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
17656 vectorization upon a non GIMPLE_MODIFY_STMT.
17658 2007-06-08 Christian Bruel <christian.bruel@st.com>
17661 * config/sh/sh.md (doloop_end): New pattern and splitter.
17662 * loop-iv.c (simple_rhs_p): Check for hardware registers.
17664 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
17666 PR middle-end/32209
17667 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
17669 (verify_dominators): Do not change dominance tree.
17671 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
17673 * config/sh/constraints.md: New file.
17674 * config/sh/sh.c: Include tm-constrs.h.
17675 (reg_class_from_letter): Remove.
17676 (prepare_cbranch_operands): Use satisfies_constraint_*
17677 function instead of macro.
17678 (andcosts, broken_move, sh_secondary_reload): Likewise.
17679 * config/sh/predicates.md (trapping_target_operand): Likewise.
17680 (and_operand, arith_operand, arith_reg_or_0_operand,
17681 cmp_operand, logical_operand, target_operand,
17682 ua_address_operand, ua_offset, xor_operand): Likewise.
17683 * config/sh/sh.md: Include constraints.md.
17684 (*movsicc_t_false): Use satisfies_constraint_* function
17686 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
17687 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
17688 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
17689 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
17690 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
17691 (REG_CLASS_FROM_CONSTRAINT): Remove.
17692 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
17693 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
17694 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
17695 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
17696 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
17697 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
17698 function instead of macro.
17699 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
17700 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
17701 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
17702 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
17703 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
17704 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
17705 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
17706 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
17707 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
17708 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
17709 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
17710 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
17711 EXTRA_CONSTRAINT_STR): Likewise.
17712 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
17714 2007-06-07 Geoffrey Keating <geoffk@apple.com>
17716 * config/i386/darwin.h (STACK_BOUNDARY): Define.
17718 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
17721 * c-common.h (flag_cpp0x): Replaced by...
17722 (cxx_dialect): ... this new variable specifying the C++ dialect that
17724 * c-common.c (flag_cpp0x): Removed.
17725 (cxx_dialect): Defined.
17726 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
17728 * c-opts.c (c_common_post_options): Likewise.
17729 (set_std_cxx98): Set cxx_dialect to cxx98.
17730 (set_std_cxx0x): Set cxx_dialect to cxx0x.
17732 2007-06-07 Geoffrey Keating <geoffk@apple.com>
17733 Hui-May Chang <hm.chang@apple.com>
17735 * doc/invoke.texi (Darwin Options): Update documentation for
17736 -mmacosx-version-min.
17737 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
17738 * config/darwin-driver.c: New file.
17739 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
17740 * config/t-darwin (darwin-driver.o): New rule.
17742 * config/darwin-c.c (version_as_macro): Ignore low digit.
17744 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
17746 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
17747 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
17748 (CSGNMODE): New mode macro.
17749 (CSGNVMODE): New mode attribute.
17750 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
17751 expander using CSGNMODE mode macro. Handle TFmode.
17752 (copysign<mode>3_const): Rename from copysignsf3_const and
17753 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
17755 (copysign<mode>3_var): Rename from copysignsf3_var and
17756 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
17758 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
17759 mode macro. Handle TFmode.
17760 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
17761 (iortf3, *iortf3): Ditto.
17762 (xortf3, *xortf3): Ditto.
17763 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
17764 TFmode and TImode masks.
17765 (ix86_expand_copysign): Expand TFmode copysign insn.
17766 (IX86_BUILTIN_INFQ): New.
17767 (IX86_BUILTIN_FABSQ): Ditto.
17768 (IX86_BUILTIN_COPYSIGNQ): Ditto.
17769 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
17770 [__builtin_fabsq]: Ditto.
17771 [__builtin_copysignq]: Ditto.
17772 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
17773 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
17774 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
17775 ix86_expand_binop_builtin().
17777 2007-06-07 Bob Wilson <bob.wilson@acm.org>
17779 * config/xtensa/lib1funcs.asm: Clean up whitespace.
17781 2007-06-07 Steve Ellcey <sje@cup.hp.com>
17784 * rtl.h (push_to_sequence2): New.
17785 * emit-rtl.c (push_to_sequence2): New.
17786 * function.c (assign_parm_data_all): Add new fields.
17787 (assign_parm_setup_block): Call push_to_sequence2 instead of
17789 (assign_parm_setup_reg): Ditto.
17790 (assign_parm_setup_stack): Ditto.
17791 (assign_parms_unsplit_complex): Ditto.
17792 (assign_parms): Change field name.
17794 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
17796 PR tree-optimization/32220
17797 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
17798 phi node is reached before defining statement.
17800 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
17803 * tree-vect-transform.c (vectorizable_call): Call update_stmt
17804 after changing the right hand side of the assignment.
17806 2007-06-06 Eric Christopher <echristo@apple.com>
17808 * config.gcc (i?86-*-darwin*): Remove arch parameter.
17809 (x86_64-*-darwin*): Ditto.
17810 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
17811 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
17813 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17815 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
17816 coding conventions.
17817 (add_key): Likewise.
17818 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
17819 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
17821 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
17823 (add_cost_one_coalesce): Likewise.
17824 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
17825 variable names. Rename orig to orig_name for consistency.
17826 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
17827 coding conventions.
17828 (cprop_into_successor_phis): Avoid using C++ keywords as variable
17830 (record_equivalences_from_stmt): Likewise.
17831 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
17832 the coding conventions.
17833 (memory_ssa_name_same): Likewise.
17834 (dse_optimize_stmt): Likewise.
17835 (dse_record_phis): Likewise.
17836 (dse_finalize_block): Likewise.
17837 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
17838 keywords as variable names.
17839 (may_move_till): Cast according to the coding conventions.
17840 (force_move_till_expr): Avoid using C++ keywords as variable names.
17841 (force_move_till): Cast according to the coding conventions.
17842 (memref_hash): Likewise.
17843 (memref_eq): Likewise.
17844 (gather_mem_refs_stmt): Likewise.
17845 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
17846 using C++ keywords as variable names.
17847 (idx_find_step): Cast according to the coding conventions.
17848 (idx_record_use): Likewise.
17849 (find_depends): Likewise.
17850 (prepare_decl_rtl): Likewise.
17851 (mbc_entry_hash): Likewise.
17852 (mbc_entry_eq): Likewise.
17853 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
17854 (simplify_replace_tree): Avoid using C++ keywords as variable names.
17855 (idx_infer_loop_bounds): Cast according to the coding conventions.
17856 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
17857 * tree-ssa-math-opts.c (occ_new ): Likwise.
17858 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
17860 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
17862 (add_use_op): Likewise.
17863 (add_vop): Likewise.
17864 (add_vuse_op): Likewise.
17865 (add_vdef_op): Likewise.
17866 (get_expr_operands): Likewise.
17867 (push_stmt_changes): Use type safe memory macros.
17868 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
17869 keywords as variable names.
17870 (conditional_replacement): Likewise.
17871 (minmax_replacement): Likewise.
17872 (abs_replacement): Likewise.
17873 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
17874 coding conventions.
17875 (insert_fake_stores): Avoid using C++ keywords as variable names.
17876 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
17878 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
17879 (heapvar_insert): Use type safe memory macros.
17880 (new_var_info): Cast according to the coding conventions.
17881 (new_constraint): Likewise.
17882 (remove_preds_and_fake_succs): Use type safe memory macros.
17883 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
17885 (thread_single_edge): Likewise.
17886 (thread_through_loop_header): Likewise.
17888 2007-06-06 Eric Christopher <echristo@apple.com>
17890 * config/i386/i386.c (override_options): Move handling
17891 of TARGET_SUBTARGET* earlier.
17893 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
17895 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
17898 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
17900 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
17901 emited outside of basic block.
17902 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
17903 the created blocks.
17904 * rtl.h (delete_insn_chain): Declaration changed.
17905 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
17907 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
17908 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
17909 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
17910 to delete_insn_chain.
17911 (rtl_verify_flow_info_1): Verify that the insns in header and footer
17912 do not have bb field set.
17913 (rtl_verify_flow_info): Verify that insns between basic blocks do not
17915 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
17916 * cfgcleanup.c (try_optimize_cfg): Ditto.
17918 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17920 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
17921 (lambda_body_vector_new): Use type safe memory macros.
17922 (lambda_linear_expression_new): Likewise.
17923 (lambda_loopnest_new): Likewise.
17924 (lambda_lattice_new): Likewise.
17925 (replace_uses_equiv_to_x_with_y): Cast according to the coding
17926 conventions. Use type safe memory macros.
17927 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
17928 (lambda_body_vector_s): Likewise.
17929 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
17930 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
17932 2007-06-06 Richard Guenther <rguenther@suse.de>
17934 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
17935 if we need to schedule cfg_cleanup.
17936 (tree_ssa_forward_propagate_single_use_vars): Do so.
17938 2007-06-06 Ian Lance Taylor <iant@google.com>
17940 * fold-const.c (merge_ranges): If range_successor or
17941 range_predecessor fail, just return 0.
17943 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17945 PR tree-optimization/32216
17946 * tree-vectorizer.c (supportable_widening_operation): Determine
17947 signedness of FIX_TRUNC_EXPR from output operand.
17948 (supportable_narrowing_operation): Ditto.
17949 * tree-vect-generic.c (expand_vector_operations_1): Determine
17950 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
17951 from input operand.
17953 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17955 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
17956 (struct pta): ...from here. Change flags to unsigned to avoid
17957 excessive casting (as it is used as a bit mask).
17958 (override_options): Add casts according to the coding convenventions.
17959 (x86_64_elf_unique_section): Likewise.
17960 (examine_argument): Avoid using C++ keywords as variable names.
17961 (construct_container): Likewise.
17962 (legitimize_pic_address): Likewise.
17963 (get_dllimport_decl): Cast according to the coding conventions. Use
17964 type safe memory macros.
17965 (legitimize_address): Cast according to the coding conventions.
17966 (emit_i387_cw_initialization): Corrected the type of slot to enum
17968 (ix86_init_machine_status): Use type safe memory macros.
17969 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
17970 (bdesc_pcmpistr): Likewise.
17971 (bdesc_crc32): Likewise.
17972 (bdesc_sse_3arg): Likewise.
17973 (bdesc_2arg): Likewise.
17974 (bdesc_1arg): Likewise.
17975 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
17976 (ix86_expand_sse_pcmpistr): Likewise.
17977 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
17978 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
17979 int to match the langhook definition.
17980 (ix86_builtin_conversion): Change the type of code to unsigned init to
17981 match the langhook definition.
17982 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
17984 (ix86_preferred_output_reload_class): Likewise.
17985 (ix86_cannot_change_mode_class): Likewise.
17986 (ix86_memory_move_cost): Likewise.
17987 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
17988 avoid excessive casting later on.
17989 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
17991 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17993 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
17994 as flags setting insn.
17995 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
17997 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17999 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
18000 (UNSPEC_ROUND): New.
18001 ("sse4_1_round<mode>2"): New insn pattern.
18002 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
18004 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
18005 expander using SSEMODEF mode macro. Expand using
18006 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18007 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
18008 expander using SSEMODEF mode macro. Expand using
18009 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18010 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
18011 expander using SSEMODEF mode macro. Expand using
18012 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18013 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
18014 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
18015 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
18018 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
18019 Sebastian Pop <sebpop@gmail.com>
18021 * lambda.h (build_linear_expr): New.
18022 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
18023 Use build_linear_expr, call fold and force_gimple_operand.
18024 (lambda_loopnest_to_gcc_loopnest): Check that there is
18025 something to insert.
18026 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
18028 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
18030 PR preprocessor/23479
18031 * doc/extend.texi: Document the 0b-prefixed binary integer
18032 constant extension.
18034 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18036 PR tree-optimization/32215
18037 * tree-vectorizer.c (supportable_widening_operation): Return false
18038 for unsupported FIX_TRUNC_EXPR tree code.
18039 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
18041 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
18043 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
18044 register on SPE targets. Change documentation to reflect
18046 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
18047 Change FIXED_SCRATCH to 14 and document why we're keeping r14
18048 out of the register allocation pool.
18049 (rs6000_reg_live_or_pic_offset_p): New function.
18050 (rs6000_emit_prologue): Move the actual saving of LR up to free
18051 r0 for holding r11. Split saving of SPE 64-bit registers into
18052 its own case. Ensure that offsets will always be in-range for
18053 'evstdd' by using r11 as a scratch register to point at the start
18054 of the SPE save area. Save r11 if necessary, as it is the static
18056 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
18057 into its own case. Ensure that offsets will always be in-range
18058 for 'evldd' by using r11 as a scratch register to point at the
18059 start of the SPE save area. Also adjust r11 when restoring
18060 the stack pointer to compensate for pre-loading r11.
18062 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
18064 * cfg.c (init_flow): Use type safe memory macros.
18065 (alloc_block): Likewise.
18066 (unchecked_make_edge): Likewise.
18067 (dump_flow_info): Avoid using C++ keywords as variable names.
18068 (copy_original_table_clear): Cast according to the coding conventions.
18069 (copy_original_table_set): Likewise.
18070 * cfgexpand (label_rtx_for_bb): Likewise.
18071 (expand_gimple_basic_block): Likewise.
18072 * cfghooks.c (dump_bb): Likewise.
18073 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
18075 (lv_add_condition_to_bb): Likewise.
18076 * cfglayout (relink_block_chain): Cast according to the coding
18078 (fixup_reorder_chain): Likewise.
18079 (fixup_fallthru_exit_predecessor): Likewise.
18080 * cfgloop.c (glb_enum_p): Likewise.
18081 (get_exit_description): Likewise.
18082 (dump_recorded_exit): Likewise.
18083 * cfgloop.h (enum loop_estimation): Move out of struct scope...
18084 (struct loop): ... from here.
18085 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
18087 * cfgrtl.c (rtl_create_basic_block): Likewise.
18088 (rtl_split_block): Likewise.
18089 (rtl_dump_bb): Likewise.
18090 (cfg_layout_split_block): Likewise.
18091 (init_rtl_bb_info): Use typesafe memory macros.
18093 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
18094 * graphds.h: Updated all usages of edge to graph_edge.
18095 * graphds.c: Likewise.
18096 * cfgloopanal.c: Likewise.
18098 2007-06-05 Ian Lance Taylor <iant@google.com>
18100 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
18101 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
18102 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
18104 (test_for_singularity): Likewise.
18106 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18108 * config/i386/constraints.md ("Y2"): Replaced by ...
18110 * config/i386/i386.md: Likewise.
18111 * config/i386/mmx.md: Likewise.
18112 * config/i386/sse.md: Likewise.
18114 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18116 * config/i386/constraints.md ("z"): Replaced by ...
18118 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
18119 (sse4_1_blendvps): Likewise.
18120 (sse4_1_pblendvb): Likewise.
18121 (sse4_2_pcmpestr): Likewise.
18122 (sse4_2_pcmpestrm): Likewise.
18123 (sse4_2_pcmpestr_cconly): Likewise.
18124 (sse4_2_pcmpistr): Likewise.
18125 (sse4_2_pcmpistrm): Likewise.
18126 (sse4_2_pcmpistr_cconly): Likewise.
18128 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
18130 * matrix-reorg.c (transform_access_sites): Fix computation.
18131 (transform_allocation_sites): Same.
18133 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18135 * config/i386/i386.c (override_options): Use
18136 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
18138 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18140 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
18141 (nonimm_not_xmm0_operand): Ditto.
18142 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
18143 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
18144 as operand[2] predicate. Require "z" class XMM register for
18145 operand[3]. Adjust asm template.
18146 ("sse4_1_blendvpd"): Ditto.
18147 ("sse4_1_pblendvb"): Ditto.
18148 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
18149 force op2 into xmm0 register for variable blend instructions.
18151 2007-06-04 Tom Tromey <tromey@redhat.com>
18153 * c-tree.h (start_enum): Update.
18154 (build_enumerator): Likewise.
18155 * c-decl.c (enum_next_value): Removed.
18156 (enum_overflow): Likewise.
18157 (start_enum): Add c_enum_contents argument. Don't use globals.
18158 (build_enumerator): Likewise.
18159 * c-tree.h (struct c_enum_contents): New struct.
18161 2007-06-04 Tom Tromey <tromey@redhat.com>
18163 * c-common.c (c_common_get_alias_set): Fix indentation.
18165 2007-06-04 Ian Lance Taylor <iant@google.com>
18167 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
18168 to overflow, reduce overflow infinity to regular infinity.
18169 (vrp_var_may_overflow): New static function.
18170 (vrp_visit_phi_node): Check vrp_var_may_overflow.
18172 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
18174 * stor-layout.c (layout_type): Remove duplicate code.
18176 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
18179 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
18180 before build_common_builtin_nodes ().
18182 2007-06-04 Steve Ellcey <sje@cup.hp.com>
18185 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
18187 2007-06-04 Jan Hubicka <jh@suse.cz>
18189 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
18190 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
18191 instead of _stat version.
18193 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
18195 PR tree-optimization/32194
18196 * tree-predcom.c (determine_offset): Check that both references have
18199 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
18201 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
18202 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
18203 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
18204 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
18205 Add argument to iterate_fix_dominators call.
18206 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
18207 * gcse.c (hoist_code): Change domby to vector.
18208 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
18209 Add argument to iterate_fix_dominators call.
18210 * loop-doloop.c (doloop_modify): Changed recount_dominator to
18211 recompute_dominator.
18212 * lambda-code.c (perfect_nestify): Ditto.
18213 * cfgloopanal.c: Include graphds.h.
18214 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
18215 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
18216 (mark_irreducible_loops): Use graphds_scc. Remove argument from
18218 * graphds.c: New file.
18219 * graphds.h: New file.
18220 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
18221 (get_dominated_by, get_dominated_by_region): Change return type to
18223 (verify_dominators): Recompute all dominators and compare the results.
18224 (recount_dominator): Renamed to ...
18225 (recompute_dominator): ... this. Do not check that the block is
18226 dominated by entry.
18227 (iterate_fix_dominators): Reimplemented.
18228 (prune_bbs_to_update_dominators, root_of_dom_tree,
18229 determine_dominators_for_sons): New functions.
18230 * et-forest.c (et_root): New function.
18231 * et-forest.h (et_root): Declare.
18232 * Makefile.in (graphds.o): Add.
18233 (cfgloopanal.o): Add graphds.h dependency.
18234 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
18235 * basic-block.h (get_dominated_by, get_dominated_by_region,
18236 iterate_fix_dominators): Declaration changed.
18237 (recount_dominator): Renamed to ...
18238 (recompute_dominator): ... this.
18239 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
18240 (thread_through_all_blocks): Do not free dominance info.
18242 2007-06-03 Andreas Schwab <schwab@suse.de>
18244 * config/m68k/m68k.c (override_options): Don't override
18246 * config/m68k/m68k-modes.def (SF, DF): Define to use
18247 motorola_single_format and motorola_double_format, resp.
18248 * real.c (motorola_single_format): Renamed from
18249 coldfire_single_format.
18250 (motorola_double_format): Renamed from coldfire_double_format.
18251 (encode_ieee_extended): Generate a proper canonical NaN image
18252 respecting canonical_nan_lsbs_set.
18253 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
18255 * real.h: Adjust declarations.
18257 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
18260 * config/sh/sh.md (symGOT_load): Don't schedule insns when
18261 the symbol is generated with the stack protector.
18263 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
18265 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
18266 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
18268 * doc/extend.texi (interrupt): Mention m68k.
18270 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
18272 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
18273 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
18274 (ix86_expand_sse_pcmpestr): Do not check operands for
18275 "register_operand", when insn operand predicate is "register_operand".
18276 (ix86_expand_sse_pcmpistr): Ditto.
18278 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
18279 Uros Bizjak <ubizjak@gmail.com>
18281 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
18282 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
18283 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
18284 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
18285 * config/i386/constraints.md ("z"): New register constraint
18286 for members of SSE_FIRST_REG class.
18287 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
18288 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
18289 SSE_FIRST_REG class.
18290 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
18291 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
18292 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
18293 (IX86_BUILTIN_PCMPESTRM128): Likewise.
18294 (IX86_BUILTIN_PCMPESTRA128): Likewise.
18295 (IX86_BUILTIN_PCMPESTRC128): Likewise.
18296 (IX86_BUILTIN_PCMPESTRO128): Likewise.
18297 (IX86_BUILTIN_PCMPESTRS128): Likewise.
18298 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
18299 (IX86_BUILTIN_PCMPISTRI128): Likewise.
18300 (IX86_BUILTIN_PCMPISTRM128): Likewise.
18301 (IX86_BUILTIN_PCMPISTRA128): Likewise.
18302 (IX86_BUILTIN_PCMPISTRC128): Likewise.
18303 (IX86_BUILTIN_PCMPISTRO128): Likewise.
18304 (IX86_BUILTIN_PCMPISTRS128): Likewise.
18305 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
18306 (struct builtin_description): Change "flag" field to unsigned.
18307 (bdesc_pcmpestr): New builtin description table.
18308 (bdesc_pcmpistr): Likewise.
18309 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
18310 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
18311 Initialize pcmp[ei]str[im] insns for SSE4.2.
18312 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
18313 (ix86_expand_sse_pcmpistr): Likewise.
18314 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
18315 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
18316 (UNSPEC_PCMPISTR): Likewise.
18317 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
18318 (sse4_2_pcmpestri):New isns pattern.
18319 (sse4_2_pcmpestrm): Likewise.
18320 (sse4_2_pcmpestr_cconly): Likewise.
18321 (sse4_2_pcmpistr): New insn patern and splitter.
18322 (sse4_2_pcmpistri):New isns pattern.
18323 (sse4_2_pcmpistrm): Likewise.
18324 (sse4_2_pcmpistr_cconly): Likewise.
18325 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
18328 2007-06-01 David Daney <ddaney@avtrex.com>
18330 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
18331 LOADGP_ABSOLUTE and not binds_local_p.
18333 2007-06-01 Geoffrey Keating <geoffk@apple.com>
18335 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
18337 2007-06-01 Ian Lance Taylor <iant@google.com>
18339 * tree-vrp.c (compare_name_with_value): Always set
18340 used_strict_overflow if we get a result from the variable itself.
18342 2007-06-01 Ian Lance Taylor <iant@google.com>
18344 PR rtl-optimization/31455
18345 * lower-subreg.c (find_decomposable_subregs): Don't decompose
18346 subregs which have a cast between modes which are not tieable.
18348 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
18350 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
18351 breaks after return statements.
18353 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
18355 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
18356 only after no_new_pseudos.
18358 2007-05-31 Eric Christopher <echristo@apple.com>
18360 * expr.c (convert_move): Assert that we don't have a BLKmode
18362 (store_expr): Handle BLKmode moves by calling emit_block_move.
18364 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
18366 * c-typeck.c (build_indirect_ref): Include type in error message.
18367 (build_binary_op): Pass types to binary_op_error.
18368 * c-common.c (binary_op_error): Take two type arguments, print out
18370 * c-common.h (binary_op_error): Update prototype.
18372 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
18374 * config/i386/i386.c: Correct coments on -mno-sse4.
18376 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
18378 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
18379 (x86_64-*-*): Likewise.
18380 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
18381 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
18382 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
18383 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
18384 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
18385 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
18386 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
18387 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
18388 (OPTION_MASK_ISA_SSE4): Likewise.
18389 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
18390 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
18391 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
18392 (override_options): Support SSE4.2.
18393 (ix86_build_const_vector): Support SImode and DImode.
18394 (ix86_build_signbit_mask): Likewise.
18395 (ix86_expand_int_vcond): Support V2DImode.
18396 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
18397 (IX86_BUILTIN_CRC32HI): Likewise.
18398 (IX86_BUILTIN_CRC32SI): Likewise.
18399 (IX86_BUILTIN_CRC32DI): Likewise.
18400 (IX86_BUILTIN_PCMPGTQ): Likewise.
18401 (bdesc_crc32): Likewise.
18402 (bdesc_sse_3arg): Likewise.
18403 (ix86_expand_crc32): Likewise.
18404 (ix86_init_mmx_sse_builtins): Support SSE4.2.
18405 (ix86_expand_builtin): Likewise.
18406 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
18407 __SSE4_2__ for -msse4.2.
18408 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
18409 (CRC32MODE): Likewise.
18410 (crc32modesuffix): Likewise.
18411 (crc32modeconstraint): Likewise.
18412 (sse4_2_crc32<mode>): Likewise.
18413 (sse4_2_crc32di): Likewise.
18414 * config/i386/i386.opt (msse4.2): New for SSE4.2.
18416 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
18417 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
18418 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
18419 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
18420 (vcondu<mode>): Likewise.
18421 * doc/extend.texi: Document SSE4.2 built-in functions.
18422 * doc/invoke.texi: Document -msse4.2/-msse4.
18424 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
18426 PR tree-optimization/32160
18427 * tree-predcom.c (predcom_tmp_var): New function. Mark created
18428 variable as gimple reg.
18429 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
18431 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
18433 * gcc.c (main): Don't consider linker options when issuing the
18434 warning about a linker input file not being used.
18436 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18438 * tree-vrp.c (compare_names): Initialize sop.
18440 2007-05-30 Dirk Mueller <dmueller@suse.de>
18442 * cgraphunit.c (cgraph_analyze_function): Remove
18443 computation of inline parameters.
18445 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18447 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
18449 2007-05-30 Richard Sandiford <richard@codesourcery.com>
18451 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
18452 Add vx-common.h. Include vxworks.h between vx-common.h and
18454 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
18456 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
18457 (TARGET_ASM_DESTRUCTOR): Likewise.
18458 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
18459 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
18460 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
18461 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
18462 (VXWORKS_ENDIAN_SPEC): Define.
18463 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
18464 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
18465 VXWORKS_* equivalents.
18466 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
18467 (ASM_FILE_START): Delete.
18468 (TARGET_VERSION): Reformat.
18469 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
18470 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
18471 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
18472 (FPBIT, DPBIT): Define.
18473 (fp-bit.c, dp-bit.c): New rules.
18474 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
18475 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
18476 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
18477 * config/arm/arm.h: Include vxworks-dummy.h.
18478 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
18479 Mark with ATTRIBUTE_UNUSED.
18480 (arm_override_options): Do not allow VxWorks RTP PIC to be used
18481 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
18482 make it incompatible with -msingle-pic-base.
18483 (arm_function_ok_for_sibcall): Return false for calls that might
18484 go through a VxWorks PIC PLT entry.
18485 (require_pic_register): New function, split out from...
18486 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
18488 (arm_load_pic_register): Handle the VxWorks RTP initialization
18489 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
18490 (arm_emit_call_insn): New function.
18491 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
18492 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
18493 (pic_offset_arm): New pattern.
18494 (call, call_value): Use arm_emit_call_insn.
18495 (call_internal, call_value_internal): New expanders.
18496 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
18497 VxWorks unless __PIC__.
18499 2007-05-30 Eric Christopher <echristo@gmail.com>
18501 * genrecog.c: Include regs.h in generated file.
18502 * genemit.c: Ditto. Fix up formatting.
18503 * config/mn10300/constraints.md: New.
18504 * config/mn10300/mn10300.md: Include.
18505 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
18506 Fix up for removed macro.
18507 * config/mn10300/predicates.md (call_address_operand): Ditto.
18508 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
18509 (CONST_OK_FOR_I): Ditto.
18510 (CONST_OK_FOR_J): Ditto.
18511 (CONST_OK_FOR_K): Ditto.
18512 (CONST_OK_FOR_L): Ditto.
18513 (CONST_OK_FOR_M): Ditto.
18514 (CONST_OK_FOR_N): Ditto.
18515 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
18519 (EXTRA_CONSTRAINT): Ditto.
18521 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18523 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
18525 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
18526 OPTION_MASK_ISA_64BIT.
18527 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
18529 2007-05-30 Richard Guenther <rguenther@suse.de>
18531 PR middle-end/32152
18532 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
18533 types for comparison.
18534 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
18535 with original typed arguments.
18536 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
18538 2007-05-30 Jakub Jelinek <jakub@redhat.com>
18540 PR tree-optimization/31769
18541 * except.c (duplicate_eh_regions): Clear prev_try if
18542 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
18544 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
18546 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
18547 * tree-ssa-sink.c (statement_sink_location): Return basic block and
18548 bsi of the location where statements should be inserted.
18549 (sink_code_in_bb): Take bsi from statement_sink_location.
18550 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
18551 instead of bsi_start.
18552 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
18554 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
18555 (bsi_move_before): Document inconsistency with bsi_move_after.
18556 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
18558 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18560 * config/i386/i386.h (TARGET_ABM): New define.
18561 (TARGET_POPCNT): Ditto.
18562 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
18563 New temporary defines to redefine from OPTION_ISA_* defines.
18564 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
18565 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
18566 (ix86_isa_flags): New extern int declaration.
18567 (TARGET_SUBTARGET_DEFAULT): New define.
18568 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
18569 (TARGET_SUBTARGET32_DEFAULT): Ditto.
18570 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
18571 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
18572 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
18573 * config/i386/darwin.h: Change TARGET_64BIT define to
18576 * config/i386/i386.opt (m3dnowa): Define as undocumented option
18577 using existing "ix86_isa_flags" varible.
18578 (m32, m64): Use existing "ix86_isa_flags" variable.
18579 (mmmx, m3dnow): Ditto.
18580 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
18581 (mabm): Define as non-negative option using "x86_abm" variable.
18582 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
18584 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
18585 Rewrite feature test bitmap.
18586 (ix86_isa_flags): New initialized global int varible.
18587 (ix86_isa_flags_explicit): New static int variable.
18588 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
18589 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
18590 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
18591 target_flags_explicit.
18592 (override_options): Remove "target_enable" and "target_disable" fields
18593 from "struct ptt". Update processor_target_table accordingly. Remove
18594 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
18595 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
18596 "target_flags" and "ix86_isa_flags_explicit" instead of
18597 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
18598 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
18599 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
18600 to true when either of PTA_POPCNT or PTA_ABM is set in
18601 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
18602 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
18603 processor_alias_table flags entry. Remove handling of
18604 "target_enable" and "target_disable" fields of processor_target_table.
18605 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
18606 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
18607 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
18608 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
18609 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
18611 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
18613 2007-05-29 David Daney <ddaney@avtrex.com>
18616 * config/mips/mips.c (mips_output_mi_thunk): Emit
18617 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
18619 2007-05-29 Hui-May Chang <hm.chang@apple.com>
18620 * config/i386/i386.c (ix86_function_regparm): Added checking of
18621 ix86_force_align_arg_pointer to determine the number of
18622 register parameters.
18624 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
18626 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
18627 (SET_DR_MISALIGNMENT): New.
18628 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
18629 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
18630 Use SET_DR_MISALIGNMENT.
18631 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
18633 * tree-data-ref.c (create_data_ref, compute_all_dependences,
18634 find_loop_nest): Export.
18635 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
18636 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
18637 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
18638 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
18640 (struct mem_ref): Add field reuse_distance.
18641 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
18642 Initialize reuse_distance field.
18643 (issue_prefetch_ref): Select temporality of prefetch according to
18645 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
18646 self_reuse_distance, determine_loop_nest_reuse): New functions.
18647 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
18648 (tree_ssa_prefetch_arrays): Dump L2 cache size.
18649 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
18652 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
18654 * tree-ssa-alias.c: Add aliasing overview.
18656 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
18657 Danny Smith <dannysmith@users.sourceforge.net>
18660 * config/i386/t-crtfm: Compile crtfastmath.o with
18661 -minline-all-stringops.
18662 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
18663 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
18665 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18667 * doc/md.texi: Document constraints on HP PA-RISC.
18669 * pa/constraints.md: New file.
18670 * pa.md: Include constraints.md.
18671 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
18672 (integer_store_memory_operand, ldil_cint_p): New functions.
18673 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
18674 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
18675 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
18676 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
18677 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
18679 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
18682 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
18683 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
18684 case POSTDECREMENT_EXPR>): Return the error_mark_node
18685 if either the real or imaginary parts would an
18688 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
18690 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
18691 name when we remove it from a call.
18693 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
18695 * targhooks.c (default_narrow_bitfield): Remove.
18696 * targhooks.h: Remove the prototype for
18697 default_narrow_bitfield.
18699 * langhooks-def.h: Remove the prototype for
18700 hook_get_alias_set_0.
18701 * langhooks.c (hook_get_alias_set_0): Remove.
18703 * global.c (EXECUTE_IF_CONFLICT): Remove.
18705 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
18708 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
18709 return true when truth_value_p is true and the type
18712 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
18714 * doc/install.texi (Prerequisites): We no longer require Autoconf
18715 2.13 for the top-level.
18717 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
18719 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
18720 memory access via x86_expand_vector_move_misalign() only for
18721 TImode values on 32-bit targets.
18723 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
18725 * matrix-reorg.c: New file. Implement matrix flattening and
18726 transposing optimization.
18727 * tree-pass.h: Add matrix reorg pass.
18728 * common.opt: Add fipa-mreorg flag.
18729 * Makefile.in: Add matrix-reorg.c.
18730 * passes.c: Add matrix reorg pass.
18731 * varpool.c (add_new_static_var): New function.
18732 * cgraph.h (add_new_static_var): Declare.
18734 2007-05-27 Eric Christopher <echristo@apple.com>
18736 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
18737 sp_offset depending on stack size. Save r12 depending
18738 on registers we're saving later.
18739 (rs6000_emit_epilogue): Update sp_offset depending only
18742 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
18744 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
18745 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
18746 * ifcvt.c (if_convert): Ditto.
18747 * tree-ssa-threadupdate.c (thread_block): Ditto.
18748 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
18749 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
18750 verify_loop_closed_ssa): Check number_of_loops instead of
18752 * predict.c (tree_estimate_probability): Ditto.
18753 * tree-if-conv.c (main_tree_if_conversion): Ditto.
18754 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
18755 * modulo-sched.c (sms_schedule): Ditto.
18756 * tree-scalar-evolution.c (scev_const_prop): Ditto.
18757 (scev_finalize): Do not do anything if scev analysis was not
18759 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
18760 current_loops == NULL.
18761 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
18762 * loop-init.c (loop_optimizer_init): Do not free current_loops when
18763 there are no loops.
18764 (loop_optimizer_finalize): Assert that loops were analyzed.
18765 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
18766 rtl_doloop): Check number_of_loops instead of current_loops.
18767 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
18768 current_loops == NULL.
18769 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
18770 gate_tree_vectorize tree_linear_transform, check_data_deps,
18771 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
18772 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
18773 Check number_of_loops instead of current_loops.
18774 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
18775 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
18776 free loops if available.
18777 (execute_pre): Do not pass do_fre to fini_pre.
18779 2007-05-27 Tobias Burnus <burnus@net-b.de>
18781 PR middle-end/32083
18782 * real.c (mpfr_from_real): Fix sign of -Inf.
18784 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
18786 * tree-vect-transform.c (vectorizable_conversion): Initialize
18787 tree_code variables to ERROR_MARK.
18788 (vectorizable_type_demotion): Likewise.
18789 (vectorizable_type_promotion): Likewise.
18791 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
18794 * config/i386/i386.md (movti): Handle push operands via
18795 ix86_expand_push().
18797 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
18799 * basic-block.h: Remove the prototype for merge_seq_blocks.
18800 * cfgcleanup.c (merge_seq_blocks): Remove.
18802 * tree-flow.h: Remove the prototype for is_aliased_with.
18803 * tree-ssa-alias.c (is_aliased_with): Remove.
18805 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
18807 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
18809 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
18811 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
18812 ix86_expand_sse4_unpack if SSE4.1 is enabled.
18813 (vec_unpacks_hi_v16qi): Likewise.
18814 (vec_unpacku_lo_v16qi): Likewise.
18815 (vec_unpacks_lo_v16qi): Likewise.
18816 (vec_unpacku_hi_v8hi): Likewise.
18817 (vec_unpacks_hi_v8hi): Likewise.
18818 (vec_unpacku_lo_v8hi): Likewise.
18819 (vec_unpacks_lo_v8hi): Likewise.
18820 (vec_unpacku_hi_v4si): Likewise.
18821 (vec_unpacks_hi_v4si): Likewise.
18822 (vec_unpacku_lo_v4si): Likewise.
18823 (vec_unpacks_lo_v4si): Likewise.
18825 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
18827 * c-typeck.c, config/arm/arm.c, config/darwin.c,
18828 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
18829 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
18830 follow spelling conventions in various
18831 warning/error/diagnostic messages.
18833 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
18834 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
18835 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
18836 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
18837 tree-vrp.c: Fix comment typos. Follow spelling conventions.
18838 * doc/tm.texi: Follow spelling conventions.
18840 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
18843 * tree-ssa-forwprop.c
18844 (forward_propagate_addr_into_variable_array_index): Remove
18845 the lhs argument. Use the type of def_rhs instead of lhs.
18846 (forward_propagate_addr_expr_1): Update use of
18847 forward_propagate_addr_into_variable_array_index.
18849 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
18850 Nigel Stephens <nigel@mips.com>
18852 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
18853 function attributes, "far" being an alias for "long_call".
18854 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
18855 (mips_near_type_p, mips_far_type_p): New.
18856 (mips_comp_type_attributes): New function to check that attributes
18857 attached to a function type are compatible.
18858 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
18859 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
18860 to the target function of the thunk.
18861 (mips_encode_section_info): Check for "near" and "far" function
18862 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
18864 * config/mips/predicates.md (const_call_insn_operand): Test only
18865 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
18867 * doc/extend.texi (Function Attributes): Document MIPS "near" and
18870 * testsuite/gcc.target/mips/near-far-1.c: New test case.
18871 * testsuite/gcc.target/mips/near-far-2.c: New test case.
18872 * testsuite/gcc.target/mips/near-far-3.c: New test case.
18873 * testsuite/gcc.target/mips/near-far-4.c: New test case.
18875 2007-05-25 Eric Christopher <echristo@apple.com>
18877 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
18878 to x86-darwin configurations.
18879 * config/i386/t-darwin: Add softfp support.
18880 * config/i386/t-darwin64: Ditto.
18881 * config/i386/sfp-machine.h: If mach then don't use
18882 aliasing, emit a stub to call.
18884 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
18886 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
18887 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
18888 tree-predcom.c, tree-ssa-alias-warnings.c,
18889 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
18890 comment typos. Follow spelling conventions.
18891 * doc/cpp.texi, doc/invoke.texi: Fix typos.
18893 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
18896 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
18897 constants into memory. Expand unaligned memory references for
18898 SSE modes via x86_expand_vector_move_misalign() function.
18900 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
18902 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
18903 "memory" attribute for "sseishft" type insn without operands[2].
18905 2007-05-25 Dirk Mueller <dmueller@suse.de>
18906 Marcus Meissner <meissner@suse.de>
18908 * doc/extend.texi (alloc_size): New attribute.
18909 * c-common.c (handle_alloc_size_attribute): New.
18910 * tree-object-size.c (alloc_object_size): Use alloc_size
18911 attribute, if available.
18913 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
18915 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
18917 (__builtin_ia32_vec_ext_v2di): Likewise.
18918 (__builtin_ia32_vec_ext_v4si): Likewise.
18919 (__builtin_ia32_vec_ext_v8hi): Likewise.
18920 (__builtin_ia32_vec_ext_v16qi): Likewise.
18921 (__builtin_ia32_vec_set_v8hi): Likewise.
18923 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
18925 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
18927 2007-05-25 Richard Sandiford <richard@codesourcery.com>
18929 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
18930 (arm_is_longcall_p): Rename to...
18931 (arm_is_long_call_p): ...this. Take a single tree argument and
18933 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
18934 (CUMULATIVE_ARGS): Remove call_cookie.
18935 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
18936 (ENCODED_LONG_CALL_ATTR_P): Delete.
18937 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
18938 LONG_CALL_FLAG_CHAR cases.
18939 (ARM_DECLARE_FUNCTION_SIZE): Delete.
18940 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
18941 ARM_DECLARE_FUNCTION_SIZE.
18942 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
18943 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
18944 (arm_encode_call_attribute, current_file_function_operand): Delete.
18945 (arm_function_in_section_p): New function.
18946 (arm_is_longcall_p): Rename to...
18947 (arm_is_long_call_p): ...this. Take the target function as a single
18948 argument and return a bool. Do not rely on call cookies. Check
18949 whether the target symbol is in the same section as the current
18950 function, not just the same compilation unit.
18951 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
18952 (arm_encode_section_info): Don't encode a call type.
18953 * config/arm/arm.md (call, call_value): Update calls to
18954 arm_is_long(_)call_p. Simplify logic.
18955 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
18956 Update calls to arm_is_long(_)call_p.
18958 2007-05-25 Richard Guenther <rguenther@suse.de>
18960 PR tree-optimization/31982
18961 * tree-ssa-forwprop.c
18962 (forward_propagate_addr_into_variable_array_index): Handle arrays
18963 with element size one.
18965 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
18967 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
18968 (umulsi3_highpart): Likewise.
18970 2007-05-24 Ian Lance Taylor <iant@google.com>
18972 PR rtl-optimization/32069
18973 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
18976 2007-05-24 Ollie Wild <aaw@google.com>
18978 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
18981 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
18983 * postreload-gcse.c (reg_changed_after_insn_p): New function.
18984 (oprs_unchanged_p): Use it to check all registers in a REG.
18985 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
18986 (reg_set_between_after_reload_p): Delete.
18987 (reg_used_between_after_reload_p): Likewise.
18988 (reg_set_or_used_since_bb_start): Likewise.
18989 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
18990 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
18991 Use reg_set_between_p instead of reg_set_between_after_reload_p.
18992 * rtlanal.c (reg_set_p): Check whether REG overlaps
18993 regs_invalidated_by_call, rather than just checking the
18994 membership of REGNO (REG).
18996 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
18998 * doc/passes.texi: Document predictive commoning.
18999 * doc/invoke.texi (-fpredictive-commoning): Document.
19000 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
19001 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
19002 adding indices to the generated name.
19003 (schedule_sm): Pass 0 to get_lsm_tmp_name.
19004 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
19005 * tree-pretty-print.c (op_symbol_1): Renamed to ...
19006 (op_symbol_code): ... and exported.
19007 (dump_omp_clause, op_symbol): Use op_symbol_code
19008 instead of op_symbol_1.
19009 * tree-pass.h (pass_predcom): Declare.
19010 * timevar.def (TV_PREDCOM): New timevar.
19011 * tree-ssa-loop.c (run_tree_predictive_commoning,
19012 gate_tree_predictive_commoning, pass_predcom): New.
19013 * tree-data-ref.c (find_data_references_in_loop): Find the
19014 references in dominance order.
19015 (canonicalize_base_object_address): Ensure that the result has
19017 (dr_analyze_innermost): Export.
19018 (create_data_ref): Code to fail for references with invariant
19020 (find_data_references_in_stmt): ... here.
19021 * tree-data-ref.h (dr_analyze_innermost): Declare.
19022 * tree-affine.c: Include tree-gimple.h and hashtab.h.
19023 (aff_combination_find_elt, name_expansion_hash,
19024 name_expansion_eq, tree_to_aff_combination_expand,
19025 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
19027 * tree-affine.h (aff_combination_constant_multiple_p,
19028 tree_to_aff_combination_expand): Declare.
19029 * tree-predcom.c: New file.
19030 * common.opt (fpredictive-commoning): New option.
19031 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
19032 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
19033 * Makefile.in (tree-predcom.o): Add.
19034 (tree-affine.o): Add TREE_GIMPLE_H dependency.
19035 * passes.c (init_optimization_passes): Add dceloop after
19036 copy propagation in loop optimizer. Add predictive commoning
19037 to loop optimizer passes.
19039 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19041 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
19044 2007-05-24 Jan Hubicka <jh@suse.cz>
19046 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
19048 (genheader): Include statistics.h.
19050 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
19052 * print-rtl.c (flag_dump_unnumbered): Update comments.
19053 (print_rtl): Fix my previous change.
19054 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
19057 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
19059 PR middle-end/32018
19060 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
19062 (thread_through_all_blocks): Call initialize_original_copy_tables
19063 and free_original_copy_tables.
19064 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
19066 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
19067 * cfghooks.c (duplicate_block): Use get_loop_copy.
19068 * cfg.c: Include cfgloop.h.
19069 (loop_copy): New hash table.
19070 (initialize_original_copy_tables): Initialize loop_copy table.
19071 (free_original_copy_tables): Free loop_copy table.
19072 (copy_original_table_clear, copy_original_table_set,
19073 set_loop_copy, get_loop_copy): New functions.
19074 (set_bb_original, set_bb_copy): Use copy_original_table_set.
19075 * cfgloop.h (struct loop): Remove copy field.
19076 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
19077 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
19079 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19081 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
19082 -msse/-msse2/-msse3.
19084 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19086 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
19087 __builtin_ia32_vec_set_v2di with MASK_64BIT.
19089 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
19092 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
19093 * targhooks.h (default_mangle_decl_assembler_name): Declare
19095 * targhooks.c (default_mangle_decl_assembler_name): Define
19097 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
19099 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
19100 * langhooks.c (lhd_set_decl_assembler_name): Call
19101 targetm.mangle_decl_assembler_name for names with global scope.
19103 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
19105 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
19106 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
19108 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
19109 New. Factored out of i386_pe_encode_section_info.
19110 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
19111 Move check for prior decoration of stdcall
19112 symbols to i386_pe_encode_section_info.
19113 (i386_pe_encode_section_info): Adjust call to
19114 gen_stdcall_or_fastcall_suffix. Use
19115 i386_pe_maybe_mangle_decl_assembler_name, if needed.
19116 (i386_pe_mangle_decl_assembler_name): New. Wrap
19117 i386_pe_maybe_mangle_decl_assembler_name.
19119 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
19121 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
19122 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
19123 * langhooks.c (get_signed_or_unsigned_type): Don't check for
19124 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
19125 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
19128 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
19129 Nigel Stephens <nigel@mips.com>
19130 Richard Sandiford <richard@codesourcery.com>
19132 Fix up MIPS16 hard float and add support for complex.
19134 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
19135 (TARGET_SOFT_FLOAT_ABI): New.
19136 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
19137 __mips_soft_float to reflect the ABI in use, not whether the
19138 FPU is directly accessible (e.g., in MIPS16 mode).
19139 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
19140 (UNITS_PER_FPVALUE): Likewise.
19142 * config/mips/mips.c (mips_expand_call): Remove redundant
19143 TARGET_MIPS16 check.
19144 (mips_arg_regno): New.
19145 (function_arg_advance): When setting bits in cum->fp_code for
19146 MIPS16, don't subtract 1 from cum->arg_number, since it is now
19148 (function_arg): Use mips_arg_regno.
19149 (mips_return_mode_in_fpr_p): New.
19150 (mips16_call_stub_mode_suffix): New.
19151 (mips16_cfun_returns_in_fpr_p): New.
19152 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
19153 (mips_output_function_prologue): Test mips16_hard_float, not
19154 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
19155 (mips_expand_epilogue): Call MIPS16 helper routines to copy
19156 return value into a floating-point register.
19157 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
19158 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
19159 (mips16_fp_args): Handle MIPS32r2 ISA which supports
19160 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
19161 word of double arguments from or to the high bits of 64-bit
19162 floating point registers.
19163 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
19164 (mips16_fpret_double): New helper function.
19165 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
19166 support for complex modes. Fill in DECL_RESULT for stubdecl.
19167 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
19169 * config/mips/mips16.S
19170 (RET, ARG1, ARG2): New.
19171 (MERGE_GPRf, MERGE_GPRt): New.
19172 (DELAYt, DELAYf): New.
19173 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
19174 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
19175 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
19176 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
19177 (SFOP): Renamed to...
19178 (OPSF3): This, and macro-ified. Updated all uses.
19179 (SFOP2): Renamed to...
19180 (OPSF2): This, and macro-ified. Updated all uses.
19181 (SFCMP): Renamed to...
19182 (CMPSF): This, and macro-ified. Updated all uses.
19183 (SFREVCMP): Renamed to...
19184 (REVCMPSF): This, and macro-ified. Updated all uses.
19185 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
19186 (LDDBL1, LDDBL2, RETDBL): Deleted.
19187 (DFOP): Renamed to...
19188 (OPDF3): This, and macro-ified. Updated all uses.
19189 (DFOP2): Renamed to...
19190 (OPDF2): This, and macro-ified. Updated all uses.
19191 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
19192 (DFCMP): Renamed to...
19193 (CMPDF): This, and macro-ified. Updated all uses.
19194 (DFREVCMP): Renamed to...
19195 (REVCMPDF): This, and macro-ified. Updated all uses.
19196 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
19197 (RET_FUNCTION): New.
19198 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
19199 (__mips16_ret_sc, __mips16_ret_dc): New.
19200 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
19201 STUB_ARGS_6, STUB_ARGS_10): New.
19202 (CALL_STUB_NO_RET): New.
19203 (__mips16_call_stub_1): Macro-ified.
19204 (__mips16_call_stub_5): Macro-ified.
19205 (__mips16_call_stub_2): Macro-ified.
19206 (__mips16_call_stub_6): Macro-ified.
19207 (__mips16_call_stub_9): Macro-ified.
19208 (__mips16_call_stub_10): Macro-ified.
19209 (CALL_STUB_RET): New.
19210 (__mips16_call_stub_sf_0): Macro-ified.
19211 (__mips16_call_stub_sf_1): Macro-ified.
19212 (__mips16_call_stub_sf_5): Macro-ified.
19213 (__mips16_call_stub_sf_2): Macro-ified.
19214 (__mips16_call_stub_sf_6): Macro-ified.
19215 (__mips16_call_stub_sf_9): Macro-ified.
19216 (__mips16_call_stub_sf_10): Macro-ified.
19217 (__mips16_call_stub_df_0): Macro-ified.
19218 (__mips16_call_stub_df_1): Macro-ified.
19219 (__mips16_call_stub_df_5): Macro-ified.
19220 (__mips16_call_stub_df_2): Macro-ified.
19221 (__mips16_call_stub_df_6): Macro-ified.
19222 (__mips16_call_stub_df_9): Macro-ified.
19223 (__mips16_call_stub_df_10): Macro-ified.
19224 (__mips16_call_stub_sc_0): New.
19225 (__mips16_call_stub_sc_1): New.
19226 (__mips16_call_stub_sc_5): New.
19227 (__mips16_call_stub_sc_2): New.
19228 (__mips16_call_stub_sc_6): New.
19229 (__mips16_call_stub_sc_9): New.
19230 (__mips16_call_stub_sc_10): New.
19231 (__mips16_call_stub_dc_0): New.
19232 (__mips16_call_stub_dc_1): New.
19233 (__mips16_call_stub_dc_5): New.
19234 (__mips16_call_stub_dc_2): New.
19235 (__mips16_call_stub_dc_6): New.
19236 (__mips16_call_stub_dc_9): New.
19237 (__mips16_call_stub_dc_10): New.
19239 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
19240 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
19241 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
19243 2007-05-23 Ian Lance Taylor <iant@google.com>
19245 * doc/invoke.texi (Invoking GCC): Document that the order of the
19248 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
19251 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
19252 * config/score/predicate.md (const_pow2, const_npow2): Remove.
19253 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
19257 * config/score/score.c (score_print_operand): Make sure that only
19258 lower bits are used.
19260 2007-05-22 Ian Lance Taylor <iant@google.com>
19262 * tree-vrp.c (avoid_overflow_infinity): New static function,
19263 broken out of set_value_range_to_value.
19264 (set_value_range_to_value): Call avoid_overflow_infinity.
19265 (extract_range_from_assert): Likewise.
19267 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
19269 PR middle-end/31095
19270 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
19271 change the type before looking for a COMPOUND_EXPR.
19273 2007-05-22 Ian Lance Taylor <iant@google.com>
19275 * lower-subreg.c (decompose_multiword_subregs): If we change an
19276 insn, call remove_retval_note on it.
19278 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
19280 * regs.h (end_hard_regno): New function.
19281 (END_HARD_REGNO, END_REGNO): New macros.
19282 (add_to_hard_reg_set): New function.
19283 (remove_from_hard_reg_set): Likewise.
19284 (in_hard_reg_set_p): Likewise.
19285 (overlaps_hard_reg_set_p): Likewise.
19286 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
19287 (note_btr_set): Use END_HARD_REGNO.
19288 * caller-save.c (setup_save_areas): Use end_hard_regno.
19289 (mark_set_regs): Use END_HARD_REGNO.
19290 (add_stored_regs): Use end_hard_regno.
19291 (mark_referenced_regs): Use add_to_hard_reg_set.
19292 * combine.c (update_table_tick): Use END_REGNO.
19293 (record_value_for_reg): Likewise.
19294 (record_dead_and_set_regs): Likewise.
19295 (get_last_value_validate): Likewise.
19296 (use_crosses_set_p): Likewise.
19297 (reg_dead_at_p_1): Likewise.
19298 (reg_dead_at_p): Likewise.
19299 (mark_used_regs_combine): Use add_to_hard_reg_set.
19300 (move_deaths): Use END_HARD_REGNO.
19301 (reg_bitfield_target_p): Use end_hard_regno.
19302 (distribute_notes): Use END_HARD_REGNO.
19303 * cse.c (mention_regs): Use END_REGNO.
19304 (insert): Use add_to_hard_reg_set.
19305 (invalidate): Use END_HARD_REGNO.
19306 (invalidate_for_call): Likewise.
19307 (exp_equiv_p): Use END_REGNO.
19308 (cse_insn): Likewise.
19309 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
19310 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
19311 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
19312 * function.c (keep_stack_depressed): Use end_hard_regno.
19313 * global.c (global_alloc): Use end_hard_regno.
19314 (global_conflicts): Use add_to_hard_reg_set instead of
19316 (find_reg): Likewise.
19317 (mark_reg_store): Likewise.
19318 (mark_reg_conflicts): Likewise.
19319 (mark_reg_death): Use remove_from_hard_reg_set.
19320 (mark_reg_live_nc): Delete.
19321 (set_preference): Use end_hard_regno.
19322 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
19323 remove_from_hard_reg_set.
19324 (post_mark_life): Use add_to_hard_reg_set.
19325 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
19326 (reg_becomes_live): Use add_to_hard_reg_set.
19327 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
19328 (peep2_find_free_register): Use add_to_hard_reg_set.
19329 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
19330 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
19331 * regrename.c (note_sets): Use add_to_hard_reg_set.
19332 (clear_dead_regs): Use remove_from_hard_reg_set.
19333 (regrename_optimize): Use add_to_hard_reg_set.
19334 (find_oldest_value_reg): Use in_hard_reg_set_p.
19335 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
19336 (hard_reg_set_here_p): Use end_hard_regno.
19337 (decompose): Likewise.
19338 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
19339 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
19340 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
19341 (mark_home_live): Use end_hard_regno.
19342 (spill_hard_reg): Likewise.
19343 (clear_reload_reg_in_use): Likewise.
19344 * reorg.c (delete_prior_computation): Use END_REGNO.
19345 * resource.c (update_live_status): Use END_HARD_REGNO.
19346 (mark_referenced_resources): Use add_to_hard_reg_set.
19347 (mark_set_resources): Likewise.
19348 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
19349 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
19350 (reg_overlap_mentioned_p): Likewise.
19351 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
19352 (covers_regno_no_parallel_p): Use END_REGNO.
19353 (find_regno_note): Likewise.
19354 (find_reg_fusage): Use END_HARD_REGNO.
19355 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
19356 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
19358 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
19360 * mode-switching.c (reg_dies): Change type of second argument to
19362 (optimize_mode_switching): Update accordingly.
19364 2007-05-22 Richard Sandiford <richard@codesourcery.com>
19366 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
19368 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
19369 (hard_reg_set_empty_p): ...these new functions.
19370 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
19371 GO_IF_HARD_REG_SUBSET.
19372 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
19373 instead of GO_IF_HARD_REG_EQUAL.
19374 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
19375 instead of GO_IF_HARD_REG_EQUAL.
19376 * global.c (find_reg): Use hard_reg_set_empty_p instead of
19377 GO_IF_HARD_REG_SUBSET.
19378 (modify_reg_pav): Use hard_reg_set_empty_p instead of
19379 GO_IF_HARD_REG_EQUAL.
19380 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
19381 of GO_IF_HARD_REG_SUBSET.
19382 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
19383 instead of GO_IF_HARD_REG_EQUAL.
19384 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
19385 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
19386 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
19387 of GO_IF_HARD_REG_SUBSET,
19388 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
19389 GO_IF_HARD_REG_SUBSET.
19390 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
19391 instead of GO_IF_HARD_REG_EQUAL.
19392 * config/sh/sh.c (push_regs, calc_live_regs): Use
19393 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
19394 (hard_regs_intersect_p): Delete.
19396 2007-05-22 Janis Johnson <janis187@us.ibm.com>
19398 * doc/sourcebuild.texi (Test Directives) Add dg-message.
19400 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
19401 Richard Henderson <rth@redhat.com>
19403 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
19405 (x86_64-*-*): Likewise.
19407 * i386/i386-modes.def (V2QI): New.
19409 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
19411 (override_options): Support SSE4.1.
19412 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
19413 (IX86_BUILTIN_BLENDPS): Likewise.
19414 (IX86_BUILTIN_BLENDVPD): Likewise.
19415 (IX86_BUILTIN_BLENDVPS): Likewise.
19416 (IX86_BUILTIN_PBLENDVB128): Likewise.
19417 (IX86_BUILTIN_PBLENDW128): Likewise.
19418 (IX86_BUILTIN_DPPD): Likewise.
19419 (IX86_BUILTIN_DPPS): Likewise.
19420 (IX86_BUILTIN_INSERTPS128): Likewise.
19421 (IX86_BUILTIN_MOVNTDQA): Likewise.
19422 (IX86_BUILTIN_MPSADBW128): Likewise.
19423 (IX86_BUILTIN_PACKUSDW128): Likewise.
19424 (IX86_BUILTIN_PCMPEQQ): Likewise.
19425 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
19426 (IX86_BUILTIN_PMAXSB128): Likewise.
19427 (IX86_BUILTIN_PMAXSD128): Likewise.
19428 (IX86_BUILTIN_PMAXUD128): Likewise.
19429 (IX86_BUILTIN_PMAXUW128): Likewise.
19430 (IX86_BUILTIN_PMINSB128): Likewise.
19431 (IX86_BUILTIN_PMINSD128): Likewise.
19432 (IX86_BUILTIN_PMINUD128): Likewise.
19433 (IX86_BUILTIN_PMINUW128): Likewise.
19434 (IX86_BUILTIN_PMOVSXBW128): Likewise.
19435 (IX86_BUILTIN_PMOVSXBD128): Likewise.
19436 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
19437 (IX86_BUILTIN_PMOVSXWD128): Likewise.
19438 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
19439 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
19440 (IX86_BUILTIN_PMOVZXBW128): Likewise.
19441 (IX86_BUILTIN_PMOVZXBD128): Likewise.
19442 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
19443 (IX86_BUILTIN_PMOVZXWD128): Likewise.
19444 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
19445 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
19446 (IX86_BUILTIN_PMULDQ128): Likewise.
19447 (IX86_BUILTIN_PMULLD128): Likewise.
19448 (IX86_BUILTIN_ROUNDPD): Likewise.
19449 (IX86_BUILTIN_ROUNDPS): Likewise.
19450 (IX86_BUILTIN_ROUNDSD): Likewise.
19451 (IX86_BUILTIN_ROUNDSS): Likewise.
19452 (IX86_BUILTIN_PTESTZ): Likewise.
19453 (IX86_BUILTIN_PTESTC): Likewise.
19454 (IX86_BUILTIN_PTESTNZC): Likewise.
19455 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
19456 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
19457 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
19458 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
19459 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
19460 (bdesc_ptest): New.
19461 (bdesc_sse_3arg): Likewise.
19462 (bdesc_2arg): Likewise.
19463 (bdesc_1arg): Likewise.
19464 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
19466 (ix86_expand_sse_4_operands_builtin): New.
19467 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
19468 smaller than 8 bits as the 2nd arg.
19469 (ix86_expand_sse_ptest): New.
19470 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
19471 (ix86_expand_vector_set): Support SSE4.1.
19472 (ix86_expand_vector_extract): Likewise.
19474 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
19475 __SSE4_1__ for -msse4.1.
19477 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
19478 (UNSPEC_INSERTPS): Likewise.
19479 (UNSPEC_DP): Likewise.
19480 (UNSPEC_MOVNTDQA): Likewise.
19481 (UNSPEC_MPSADBW): Likewise.
19482 (UNSPEC_PHMINPOSUW): Likewise.
19483 (UNSPEC_PTEST): Likewise.
19484 (UNSPEC_ROUNDP): Likewise.
19485 (UNSPEC_ROUNDS): Likewise.
19487 * config/i386/i386.opt (msse4.1): New for SSE4.1.
19489 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
19490 (const_pow2_1_to_32768_operand): Likewise.
19492 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
19495 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
19497 (sse4_1_insertps): Likewise.
19498 (*sse4_1_extractps): Likewise.
19499 (sse4_1_ptest): Likewise.
19500 (sse4_1_mulv2siv2di3): Likewise.
19501 (*sse4_1_mulv4si3): Likewise.
19502 (*sse4_1_smax<mode>3): Likewise.
19503 (*sse4_1_umax<mode>3): Likewise.
19504 (*sse4_1_smin<mode>3): Likewise.
19505 (*sse4_1_umin<mode>3): Likewise.
19506 (sse4_1_eqv2di3): Likewise.
19507 (*sse4_1_pinsrb): Likewise.
19508 (*sse4_1_pinsrd): Likewise.
19509 (*sse4_1_pinsrq): Likewise.
19510 (*sse4_1_pextrb): Likewise.
19511 (*sse4_1_pextrb_memory): Likewise.
19512 (*sse4_1_pextrw_memory): Likewise.
19513 (*sse4_1_pextrq): Likewise.
19514 (sse4_1_blendpd): Likewise.
19515 (sse4_1_blendps): Likewise.
19516 (sse4_1_blendvpd): Likewise.
19517 (sse4_1_blendvps): Likewise.
19518 (sse4_1_dppd): Likewise.
19519 (sse4_1_dpps): Likewise.
19520 (sse4_1_movntdqa): Likewise.
19521 (sse4_1_mpsadbw): Likewise.
19522 (sse4_1_packusdw): Likewise.
19523 (sse4_1_pblendvb): Likewise.
19524 (sse4_1_pblendw): Likewise.
19525 (sse4_1_phminposuw): Likewise.
19526 (sse4_1_extendv8qiv8hi2): Likewise.
19527 (*sse4_1_extendv8qiv8hi2): Likewise.
19528 (sse4_1_extendv4qiv4si2): Likewise.
19529 (*sse4_1_extendv4qiv4si2): Likewise.
19530 (sse4_1_extendv2qiv2di2): Likewise.
19531 (*sse4_1_extendv2qiv2di2): Likewise.
19532 (sse4_1_extendv4hiv4si2): Likewise.
19533 (*sse4_1_extendv4hiv4si2): Likewise.
19534 (sse4_1_extendv2hiv2di2): Likewise.
19535 (*sse4_1_extendv2hiv2di2): Likewise.
19536 (sse4_1_extendv2siv2di2): Likewise.
19537 (*sse4_1_extendv2siv2di2): Likewise.
19538 (sse4_1_zero_extendv8qiv8hi2): Likewise.
19539 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
19540 (sse4_1_zero_extendv4qiv4si2): Likewise.
19541 (*sse4_1_zero_extendv4qiv4si2): Likewise.
19542 (sse4_1_zero_extendv2qiv2di2): Likewise.
19543 (*sse4_1_zero_extendv2qiv2di2): Likewise.
19544 (sse4_1_zero_extendv4hiv4si2): Likewise.
19545 (*sse4_1_zero_extendv4hiv4si2): Likewise.
19546 (sse4_1_zero_extendv2hiv2di2): Likewise.
19547 (*sse4_1_zero_extendv2hiv2di2): Likewise.
19548 (sse4_1_zero_extendv2siv2di2): Likewise.
19549 (*sse4_1_zero_extendv2siv2di2): Likewise.
19550 (sse4_1_roundpd): Likewise.
19551 (sse4_1_roundps): Likewise.
19552 (sse4_1_roundsd): Likewise.
19553 (sse4_1_roundss): Likewise.
19554 (mulv4si3): Don't expand for SSE4.1.
19555 (smax<mode>3): Likewise.
19556 (umaxv4si3): Likewise.
19557 (uminv16qi3): Likewise.
19558 (umin<mode>3): Likewise.
19559 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
19561 * doc/extend.texi: Document SSE4.1 built-in functions.
19563 * doc/invoke.texi: Document -msse4.1.
19565 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
19567 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
19568 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
19569 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
19570 (ASM_SPEC): Add asm_pcrel_spec.
19571 (EXTRA_SPECS): Add asm_pcrel_spec.
19573 2007-05-21 David Daney <ddaney@avtrex.com>
19575 * doc/install.texi (Building a cross compiler): Add requirements
19576 for Java cross compiler.
19578 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19580 PR middle-end/31995
19581 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
19582 Add loopno argument. Use evolution_function_is_invariant_rec_p
19583 instead of evolution_function_is_constant_p.
19584 Update calls to evolution_function_is_affine_multivariate_p.
19585 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
19586 Add loopno argument.
19587 * tree-scalar-evolution.c (gather_chrec_stats): Call
19588 evolution_function_is_affine_multivariate_p with a loop
19590 * tree-data-ref.c (analyze_miv_subscript): Likewise.
19591 (analyze_overlapping_iterations): Likewise.
19592 (access_functions_are_affine_or_constant_p): Likewise.
19593 (build_classic_dist_vector_1): If the access functions
19594 are equal, don't do anything.
19596 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
19597 Paolo Carlini <pcarlini@suse.de>
19598 Uros Bizjak <ubizjak@gmail.com>
19600 * c-cppbuiltin.c (c_cpp_builtins): Define
19601 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
19602 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
19603 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
19604 * doc/cpp.texi ([Standard Predefined Macros]): Document.
19606 2007-05-21 Mike Stump <mrs@apple.com>
19608 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
19610 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
19612 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
19614 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
19615 implementation if __OPTIMIZE__ is not defined.
19616 (_mm_alignr_pi8): Ditto.
19617 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
19618 (_mm_inserti_si64): Ditto.
19619 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
19620 (_mm_slli_epi16): Ditto.
19621 (_mm_slli_epi32): Ditto.
19622 (_mm_slli_epi64): Ditto.
19623 (_mm_srai_epi16): Ditto.
19624 (_mm_srai_epi32): Ditto.
19625 (_mm_srli_si128): Ditto.
19626 (_mm_slli_si128): Ditto.
19627 (_mm_srli_epi16): Ditto.
19628 (_mm_srli_epi32): Ditto.
19629 (_mm_srli_epi64): Ditto.
19630 (_mm_extract_epi16): Ditto.
19631 (_mm_insert_epi16): Ditto.
19632 (_mm_shufflehi_epi16): Ditto.
19633 (_mm_shufflelo_epi16): Ditto.
19634 (_mm_shuffle_epi32): Ditto.
19635 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
19636 (_m_pextrw): Ditto.
19637 (_mm_insert_pi16): Ditto.
19638 (_m_pinsrw): Ditto.
19639 (_mm_shuffle_pi16): Ditto.
19640 (_m_pshufw): Ditto.
19641 (_mm_shufle_ps): Ditto.
19642 (_mm_prefetch): Ditto.
19644 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
19646 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
19647 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
19648 * real.c (encode_i370_single, decode_i370_single,
19649 encode_i370_double, decode_i370_double): Functions removed.
19650 (i370_single_format, i370_double_format): Initializations removed.
19651 (real_maxval, round_for_format, exact_real_truncate, significand_size):
19652 Consider the log2_b field to always be one.
19653 (ieee_single_format, mips_single_format, coldfire_single_format,
19654 ieee_double_format, mips_double_format, coldfire_double_format,
19655 ieee_extended_motorola_format, ieee_extended_intel_96_format,
19656 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
19657 ibm_extended_format, mips_extended_format, ieee_quad_format,
19658 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
19659 decimal_single_format, decimal_double_format, decimal_quad_format,
19660 c4x_single_format, c4x_extended_format, real_internal_format): Remove
19661 initialization of log2_b.
19662 * real.h (i370_single_format, i370_double_format): Declarations
19664 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
19665 field to always be one.
19667 2007-05-21 Andreas Schwab <schwab@suse.de>
19669 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
19670 NOTE_INSN_BASIC_BLOCK_P.
19671 (process_for_unwind_directive): Likewise.
19673 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
19675 * builtins.c (expand_builtin_setjmp_setup): Update comment.
19676 * function.h (struct function): Move va_list_gpr_size,
19677 va_list_fpr_size, function_frequency to front of bitfields. Add
19679 (current_function_calls_unwind_init): New.
19680 * except.c (expand_builtin_unwind_init): Set
19681 current_function_calls_unwind_init not
19682 current_function_has_nonlocal_label.
19683 * reload1.c (has_nonexceptional_receiver): New.
19684 (reload): Use it and current_function_calls_unwind_init to
19685 determine whether call-saved regs must be saved.
19687 2007-05-20 Jan Hubicka <jh@suse.cz>
19689 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
19690 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
19691 * ddg.c (create_ddg): LIkewise.
19692 * final.c (final): Remove hunk moving line number notes around since
19693 they are no longer present at this stage.
19694 (final_scan_insn): Use NOTE_KIND instead of
19695 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
19696 (output_asm_label): Likewise.
19697 * reorg.c (dbr_schedule): Likewise.
19698 * haifa-sched.c (unlink_other_notes): Likewise.
19699 * mode-switching.c (optimize_mode_switching): Likewise.
19700 * graph.c (start_bb): Likewise.
19701 * rtl.def (NOTE): Update description.
19702 * jump.c (squeeze_notes): Delete.
19703 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
19704 NOTE_INSN_BASIC_BLOCK_P when possible.
19705 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
19706 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
19707 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
19708 (dwarf2out_var_location): Likewise.
19709 * cfgbuild.c (make_edges): Likewise.
19710 (find_basic_blocks_1): Likewise.
19711 * function.c (reorder_blocks_1): Likewise.
19712 (epilogue_done): Likewise.
19713 (reposition_prologue_and_epilogue_notes): Likewise.
19714 * print-rtl.c (print_rtx): Likewise; drop code for printing
19716 (print_rtl): Likewise.
19717 (print_rtl_single): Likewise.
19718 * gcse.c (insert_insn_start_bb): Likewise.
19719 * alias.c (init_alias_analysis): Likewise.
19720 * calls.c (fixup_tail_calls): Likewise.
19721 * except.c (sjlj_emit_function_enter): Likewise.
19722 * emit-rtl.c (add_insn_after): Likeiwse.
19723 (emit_label_before): Likewise.
19724 (emit_label_after): Likewise.
19725 (emit_note_before, emit_note_after, emit_note): Update
19726 parameter to be enum insn_note; do not deal with source
19728 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
19729 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
19731 (merge_blocks_move_successor_nojumps): Simplify now when
19732 we don't have BLOCK notes.
19733 (try_optimize_cfg): Likewise.
19734 * cfglayout.c (skip_insns_after_block): Likewise.
19735 (record_effective_endpoints): Likewise.
19736 (duplicate_insn_chain): Likewise.
19737 * varasm.c (output_constant_pool_1): Likewise.
19738 * sched-deps.c (sched_analyze): Likewise.
19739 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
19741 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
19742 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
19743 (SET_INSN_DELETED): Simplify.
19744 (NOTE_LINE_NUMBER): Exterminate.
19745 (NOTE_LINE_KIND): New.
19746 (NOTE_INSN_BASIC_BLOCK_P): Update.
19747 (enum insn_note): Simplify.
19748 (GET_NOTE_INSN_NAME) Simplify.
19749 (emit_note_before, emit_note_after, emit_note): Update prototype.
19750 (squeeze_notes): Remove.
19751 * sched-int.h (NOTE_NOT_BB_P): Update.
19752 * resource.c (mark_target_live_regs): Update.
19753 * sched-rgn.c (debug_dependencies): Update.
19754 * sched-vis.c (print_insn): Update.
19755 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
19756 * config/i386/i386.c (ix86_output_function_epilogue): Update.
19757 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
19758 (TARGET_ADJUST_UNROLL_MAX): Likewise.
19759 (split_branches): Update.
19760 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
19762 (sh_adjust_unroll_max): Exterminate.
19763 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
19764 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
19765 (m68hc11_reorg): Likewise.
19766 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
19767 (emit_predicate_relation_info): Update.
19768 (process_for_unwind_directive): Update.
19769 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
19770 (output_call): Update.
19771 * config/pa/pa.c (output_lbranch): Update.
19772 (output_millicode_call): Update.
19773 (output_call): Update.
19774 (pa_combine_instructions): Update.
19775 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
19776 * config/bfin/bfin.c (gen_one_bundle): Update.
19777 * cfgrtl.c (can_delete_note_p): Update.
19778 (delete_insn): Update.
19779 (rtl_merge_blocks): Update.
19780 (commit_one_edge_insertion): Update.
19781 (rtl_verify_flow_info): Update.
19782 * stmt.c (expand_case): Do not call squeeze_notes.
19784 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19791 * c.opt (Wtype-limits): New.
19792 * doc/invoke.texi (Wtype-limits): Document it.
19793 (Wextra): Enabled by -Wextra.
19794 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19795 * c-common.c (shorten_compare): Warn with Wtype-limits.
19797 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
19799 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
19800 inlined function, not as a macro.
19801 (_mm_alignr_pi8): Ditto.
19802 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
19803 (_mm_inserti_si64): Ditto.
19804 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
19805 (_mm_extract_epi16): Ditto.
19806 (_mm_insert_epi16): Ditto.
19807 (_mm_shufflehi_epi16): Ditto.
19808 (_mm_shufflelo_epi16): Ditto.
19809 (_mm_shuffle_epi32): Ditto.
19810 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
19811 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
19813 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
19815 (_m_to_float): Use C89 compatible assignment.
19817 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
19820 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
19822 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19825 * doc/invoke.texi (Wreturn-type): Complete description.
19826 (Wextra): Delete item about return-type warning.
19827 * c-decl.c: Delete redundant Wextra warning.
19829 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
19832 * config/i386/pmmintrin.h: Do not include xmmintrin.h
19833 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
19834 inlined function, not as a macro.
19835 (_mm_prefetch): Ditto.
19836 (_m_pextrw): Ditto.
19837 (_mm_insert_pi16): Ditto.
19838 (_m_pinsrw): Ditto.
19839 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
19840 (_m_pshufw): Ditto. Add const to __N argument.
19841 (_mm_shufle_ps): Ditto. Add const to __mask argument.
19842 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
19843 (_mm_slli_epi32): Ditto.
19844 (_mm_srli_si128): Implement as always inlined function, not as a
19845 macro. Add __inline to function declaration.
19846 (_mm_slli_si128): Ditto.
19848 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
19850 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
19851 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
19853 (struct fenv): New structure.
19854 (FP_HANDLE_EXCEPTIONS): New define.
19855 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
19856 (_FP_DECL_EXP): New define.
19857 (FP_INIT_ROUNDMODE): New define.
19858 (FP_ROUNDMODE): New define.
19860 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19862 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
19863 (Wconversion): Update description.
19864 (Wconversion-sign): New.
19865 * c.opt (Wconversion-sign): New.
19866 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
19867 means disabled for C++. Otherwise, take the status of Wconversion.
19868 * c-common.c (conversion_warning): Warn with either Wconversion or
19870 (warnings_for_convert_and_check): Conditions are already checked by
19871 conversion_warning.
19872 (convert_and_check): Don't check warnings if the conversion failed.
19874 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
19875 Anatoly Sokolov <aesok@dol.ru>
19877 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
19878 avr_epilogue_uses) : Add declaration.
19879 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
19880 * config/avr/constraints.md (R): New constraint.
19881 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
19882 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
19883 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
19884 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
19885 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
19886 call_prologue_saves, epilogue_restores, return_from_epilogue,
19887 return_from_main_epilogue, return_from_interrupt_epilogue,
19888 return_from_naked_epilogue, prologue, epilogue): New patterns.
19889 (jump): Handle symbol reference.
19890 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
19891 avr_output_function_prologue, avr_output_function_epilogue): Remove
19893 (avr_init_machine_status, expand_prologue, expand_epilogue,
19894 avr_asm_function_end_prologue, avr_epilogue_uses,
19895 avr_asm_function_begin_epilogue): New functions.
19896 (prologue_size, epilogue_size, jump_tables_size): Remove global
19898 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
19899 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
19900 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
19901 (avr_override_options): Initialise init_machine_status.
19902 (output_movhi): Handle all stack pointer loads.
19903 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
19904 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
19905 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
19906 (EPILOGUE_USES) Redefine.
19907 (machine_function) Declare.
19909 2007-05-19 Richard Sandiford <richard@codesourcery.com>
19911 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
19912 Use a single return statement.
19914 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19916 PR middle-end/30250
19917 * builtins.c (do_mpfr_lgamma_r): New.
19918 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
19919 * tree.h (CASE_FLT_FN_REENT): New.
19921 2007-05-18 Geoffrey Keating <geoffk@apple.com>
19923 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
19924 (output_die): Use 'unsigned long' with %x.
19925 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
19926 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
19927 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
19929 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
19931 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
19936 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
19937 true if function has no argument.
19939 2007-05-18 DJ Delorie <dj@redhat.com>
19941 * config/mips/mips.c (mips_offset_within_alignment_p): New.
19942 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
19944 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
19946 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
19947 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
19948 count_trailing_zeros.
19949 (__i386__): Implement count_leading_zeros using __builtin_clz().
19950 Implement count_trailing_zeros usign __builtin_ctz().
19952 2007-05-18 Richard Sandiford <richard@codesourcery.com>
19954 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
19956 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
19958 PR middle-end/31344
19959 * expr.c (emit_move_change_mode): Change mode of push operands here.
19961 2007-05-17 Ian Lance Taylor <iant@google.com>
19963 PR tree-optimization/31953
19964 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
19965 Change all callers.
19966 (set_value_range_to_null): Call set_value_range_to_value.
19967 (extract_range_from_comparison): Likewise.
19969 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19971 * toplev.c (print_version): Output GMP/MPFR version info.
19973 * builtins.c (CASE_MATHFN_REENT): New macro.
19974 (mathfn_built_in): Use it.
19975 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
19976 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
19977 BUILT_IN_LGAMMAL_R): New.
19978 * doc/extend.texi: Document new builtins.
19980 PR middle-end/31796
19981 * builtins.c (do_mpfr_remquo): New.
19982 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
19983 (fold_builtin_3): Handle BUILT_IN_REMQUO.
19985 PR middle-end/30251
19986 * builtins.c (fold_builtin_1): Handle y0, y1.
19987 (fold_builtin_2): Handle yn.
19989 PR middle-end/30251
19990 * builtins.c (do_mpfr_bessel_n): New.
19991 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
19992 (fold_builtin_2): Handle BUILT_IN_JN.
19994 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
19997 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
19998 TYPE_PRECISION (intmax_type_node).
20000 2007-05-17 Steve Ellcey <sje@cup.hp.com>
20003 * reload.c (subst_reloads): Remove checking.
20005 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
20007 PR rtl-optimization/31691
20008 * combine.c (simplify_set): Build a new src pattern instead of
20009 substituting its operands in the COMPARE case.
20011 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
20013 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
20014 (execute_vrp): Preserve loops through jump threading.
20015 * tree-ssa-threadupdate.c (thread_single_edge,
20016 dbds_continue_enumeration_p, determine_bb_domination_status,
20017 thread_through_loop_header): New functions.
20018 (create_edge_and_update_destination_phis,
20019 create_edge_and_update_destination_phis): Set loops for the new blocks.
20020 (prune_undesirable_thread_requests): Removed.
20021 (redirect_edges): Do not pretend that redirect_edge_and_branch can
20023 (thread_block): Do not call prune_undesirable_thread_requests.
20025 (mark_threaded_blocks): Select edges to thread here.
20026 (thread_through_all_blocks): Take may_peel_loop_headers argument.
20027 Thread edges through loop headers independently.
20028 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
20029 * tree-pass.h (TODO_mark_first_instance): New.
20030 (first_pass_instance): Declare.
20031 * cfghooks.c (duplicate_block): Put the block to the original loop
20032 if copy is not specified.
20033 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
20034 jump threading. Pass may_peel_loop_headers to
20035 thread_through_all_blocks according to first_pass_instance.
20036 * cfgloop.h (create_preheader): Declare.
20037 * tree-flow.h (thread_through_all_blocks): Declaration changed.
20038 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
20039 * passes.c (first_pass_instance): New variable.
20040 (next_pass_1): Set TODO_mark_first_instance.
20041 (execute_todo): Set first_pass_instance.
20043 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
20045 PR tree-optimization/24659
20046 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
20047 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
20048 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
20049 OTI_vec_pack_ufix_trunc.
20050 (vec_unpacks_float_hi_optab): Define new macro.
20051 (vec_unpacks_float_lo_optab): Ditto.
20052 (vec_unpacku_float_hi_optab): Ditto.
20053 (vec_unpacku_float_lo_optab): Ditto.
20054 (vec_pack_sfix_trunc_optab): Ditto.
20055 (vec_pack_ufix_trunc_optab): Ditto.
20056 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
20057 and vec_pack_[s|u]fix_trunc_optab using
20058 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
20059 * tree-vectorizer.c (supportable_widening_operation): Handle
20060 FLOAT_EXPR and CONVERT_EXPR. Update comment.
20061 (supportable_narrowing_operation): New function.
20062 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
20063 * tree-vect-transform.c (vectorizable_conversion): Handle
20064 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
20065 (vect_gen_widened_results_half): Move before vectorizable_conversion.
20066 (vectorizable_type_demotion): Call supportable_narrowing_operation()
20067 to check for target support.
20068 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
20069 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
20070 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
20071 for VEC_PACK_FIX_TRUNC_EXPR.
20072 (expand_binop): Special case mode of the result for
20073 vec_pack_[u|s]fix_trunc_optab.
20074 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
20075 vec_pack_[u|s]fix_trunc_optab.
20077 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
20078 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
20079 * tree-pretty-print.c (dump_generic_node): Handle
20080 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
20081 VEC_PACK_FIX_TRUNC_EXPR.
20083 * expr.c (expand_expr_real_1): Ditto.
20084 * tree-inline.c (estimate_num_insns_1): Ditto.
20085 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
20087 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
20088 (vec_unpacks_float_lo_v8hi): Ditto.
20089 (vec_unpacku_float_hi_v8hi): Ditto.
20090 (vec_unpacku_float_lo_v8hi): Ditto.
20091 (vec_unpacks_float_hi_v4si): Ditto.
20092 (vec_unpacks_float_lo_v4si): Ditto.
20093 (vec_pack_sfix_trunc_v2df): Ditto.
20095 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
20097 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
20098 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
20099 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
20100 [vec_pack_ufix_trunc]: Ditto.
20101 [vec_unpacks_float_hi]: Ditto.
20102 [vec_unpacks_float_lo]: Ditto.
20103 [vec_unpacku_float_hi]: Ditto.
20104 [vec_unpacku_float_lo]: Ditto.
20106 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
20108 * soft-fp/README: Update for new files.
20109 * soft-fp/floattisf.c: New file.
20110 * soft-fp/floattidf.c: New file.
20111 * soft-fp/floattitf.c: New file.
20112 * soft-fp/floatuntisf.c: New file.
20113 * soft-fp/floatuntidf.c: New file.
20114 * soft-fp/floatuntitf.c: New file.
20115 * soft-fp/fixsfti.c: New file.
20116 * soft-fp/fixdfti.c: New file.
20117 * soft-fp/fixtfti.c: New file.
20118 * soft-fp/fixunssfti.c: New file.
20119 * soft-fp/fixunsdfti.c: New file.
20120 * soft-fp/fixunstfti.c: New file.
20121 * soft-fp/extendxftf.c: New file.
20122 * soft-fp/trunctfxf.c: New file.
20124 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
20125 (__trunctfxf2): Ditto.
20127 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
20128 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
20129 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
20130 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
20131 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
20132 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
20134 * config/i386/t-fprules-softfp64: New file.
20135 * config/i386/sfp-machine.h: New file.
20136 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
20137 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
20138 and soft-fp/t-softfp to tmake_file.
20139 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
20140 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
20142 * config/i386/t-linux64 (softfp_wrap_start): New.
20143 (softfp_wrap_end): New.
20144 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
20145 supported for TARGET_64BIT.
20147 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
20149 * c-common.c (c_common_signed_or_unsigned_type): Emulate
20150 c_common_unsigned_type behavior.
20152 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
20154 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
20157 2007-05-16 Eric Christopher <echristo@apple.com>
20159 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
20160 saving after stack push. Set sp_offset whenever we push.
20161 (rs6000_emit_epilogue): Move altivec register restore before
20164 2007-05-16 Richard Sandiford <richard@codesourcery.com>
20166 * configure.ac: Allow sysroots to be relocated under $prefix as
20167 well as $exec_prefix.
20168 * configure: Regenerate.
20170 2007-05-16 Richard Sandiford <richard@codesourcery.com>
20174 2007-05-12 Richard Sandiford <richard@codesourcery.com>
20176 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
20177 (gcc_tooldir): Likewise.
20178 * configure: Regenerate.
20179 * Makefile.in (libsubdir_to_prefix): New variable, based on the
20180 old configure.ac gcc_tooldir setting.
20181 (prefix_to_exec_prefix): New variable.
20182 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
20183 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
20185 2007-05-14 Janis Johnson <janis187@us.ibm.com>
20187 * c-typeck.c (build_binary_op): Return early for error.
20189 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
20191 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
20192 struct nb_iter_bound.
20193 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
20194 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
20195 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
20196 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
20197 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
20198 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
20199 (del_scev_info): Use ggc_free.
20200 (scev_initialize): Allocate scalar_evolution_info in gc memory.
20201 * loop-init.c: Include ggc.h.
20202 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
20203 (loop_optimizer_finalize): Use ggc_free.
20204 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
20205 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
20206 pass_iv_optimize): Add TODO_ggc_collect.
20207 * function.h (struct function): Remove skip marker from
20209 * cfgloop.c: Include ggc.h.
20210 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
20212 (establish_preds): Vector superloops is gc allocated.
20213 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
20215 (flow_loops_find): Vector larray is gc allocated.
20216 (loop_exit_free): Use ggc_free.
20217 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
20218 that head of exits list is now not a part of struct loop.
20219 (record_loop_exits): Allocate exits table in gc memory.
20220 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
20221 that head of exits list is now not a part of struct loop.
20222 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
20223 struct loop_exit): Add GTY marker.
20224 (struct loop): Add GTY marker. Make superloops vector gc allocated.
20225 Add skip marker to aux field. Make head of exits list a separate
20227 (struct loops): Add GTY marker. Make larray vector gc allocated.
20228 Add param marker to exits table.
20229 (get_loops): Type changed.
20230 * Makefile.in (tree-scalar-evolution.o): Add
20231 gt-tree-scalar-evolution.h dependency.
20232 (cfgloop.o, loop-init.o): Add ggc.h dependency.
20233 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
20234 * basic-block.h (struct basic_block_def): Remove skip marker from
20237 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
20239 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
20240 of 0 in the call to expand_expr().
20241 (expand_builtin_mathfn_3): Ditto.
20242 (expand_builtin_interclass_mathfn): Ditto.
20243 (expand_builtin_cexpi): Ditto.
20244 (expand_builtin_int_roundingfn): Ditto.
20245 (expand_builtin_int_roundingfn_2): Ditto.
20246 (expand_builtin_pow): Ditto.
20247 (expand_builtin_powi): Ditto.
20248 (expand_builtin_bswap): Ditto.
20249 (expand_builtin_unop): Ditto.
20250 (expand_builtin_fabs): Ditto.
20251 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
20252 the call to expand_expr().
20253 (expand_builtin_sync_operation): Ditto.
20254 (expand_builtin_compare_and_swap): Ditto.
20255 (expand_builtin_lock_test_and_set): Ditto.
20256 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
20257 instead of 0 in the call to expand_expr().
20258 (expand_builtin_extract_return_addr): Ditto.
20259 (expand_builtin_eh_return): Ditto.
20260 (expand_eh_return): Ditto.
20261 * explow.c (expr_size): Ditto.
20262 * expr.c (optimize_bitfield_assignment_op): Ditto.
20263 (expand_assignement): Ditto.
20264 (store_expr): Ditto.
20265 (store_field): Ditto.
20266 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
20267 the call to expand_expr().
20268 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
20269 in the call to expand_expr().
20270 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
20271 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
20272 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
20274 * optabs.c (expand_vec_shift_expr): Ditto.
20275 (expand_vec_cond_expr): Ditto.
20276 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
20277 call to expand_expr().
20278 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
20279 in the call to expand_expr().
20281 2007-05-14 Dave Korn <dave.korn@artimi.com>
20283 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
20285 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
20287 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
20288 instead of c_common_unsigned_type.
20289 (c_common_unsigned_type): Remove.
20290 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
20291 c_common_unsigned_type.
20292 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
20293 c_common_unsigned_type.
20294 * c-common.h (c_common_unsigned_type): Remove.
20295 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
20296 c_common_unsigned_type.
20297 * c-format.c (check_format_types): Use unsigned_type_for instead of
20298 c_common_unsigned_type.
20299 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
20300 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
20301 of c_common_unsigned_type.
20302 * convert.c (convert_to_integer): Use unsigned_type_for instead of
20303 lang_hooks.types.unsigned_type.
20304 * expmed.c (make_tree): Use unsigned_type_for instead of
20305 lang_hooks.types.unsigned_type.
20306 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
20307 lang_hooks.types.unsigned_type.
20308 (build_range_check): Likewise.
20309 (fold_unary): Likewise.
20310 (fold_binary): Likewise.
20311 (fold_ternary): Likewise.
20312 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
20313 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
20314 * tree.c (get_unsigned_type): New.
20315 (unsigned_type_for): Use get_unsigned_type instead of
20316 lang_hooks.types.unsigned_type.
20318 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
20320 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
20321 to m68k_get_function_kind. Update its prototype.
20322 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
20324 (m68k_interrupt_function_p): Return enum m68k_function_type
20325 instead of bool. Rename to m68k_get_function_kind.
20326 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
20327 target is not fido.
20328 (m68k_compute_frame_layout): Don't mark any register for save
20329 if an interrupt_thread attribute is specified.
20330 (m68k_hard_regno_rename_ok): Update a use of
20331 m68k_interrupt_function_p.
20332 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
20333 m68k_interrupt_function_p.
20334 (m68k_function_type): New.
20335 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
20336 for a function with an interrupt_thread attribute.
20337 * doc/extend.texi: Document the interrupt_thread attribute.
20339 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
20341 Fix PR tree-optimization/31911
20342 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
20343 if they didn't change the expression.
20345 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
20347 * tree-scalar-evolution.c (resolve_mixers): Exported.
20348 * tree-scalar-evolution.h (resolve_mixers): Declare.
20349 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
20350 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
20351 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
20352 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
20353 init_array_ref, init_pointer_ref, analyze_indirect_ref,
20354 strip_conversion, analyze_offset_expr, address_analysis,
20355 object_analysis, analyze_offset): Removed.
20356 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
20357 split_constant_offset, canonicalize_base_object_address,
20358 object_address_invariant_in_loop_p, disjoint_objects_p,
20359 dr_may_alias_p, dr_address_invariant_p): New functions.
20360 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
20361 and dr_analyze_alias.
20362 (initialize_data_dependence_relation): Use dr_may_alias_p
20363 and object_address_invariant_in_loop_p.
20364 (compute_self_dependence): Handle the case when
20365 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
20366 (find_data_references_in_stmt): Restrict the analysis of data
20367 references to the given loop nest.
20368 (find_data_references_in_loop): Made static. Pass loop nest to
20369 find_data_references_in_stmt.
20370 (compute_data_dependences_for_loop): Use DR_VOPS.
20371 (free_data_ref): Free DR_VOPS.
20372 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
20373 (struct innermost_loop_behavior): ... new.
20374 (struct base_object_info): Replaced by ...
20375 (struct indices): ... new.
20376 (struct dr_alias): New.
20377 (enum data_ref_type): Removed.
20378 (struct data_reference): Consist of struct innermost_loop_behavior,
20379 struct indices and struct dr_alias.
20380 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
20381 (DR_MEMTAG): Renamed to ...
20382 (DR_SYMBOL_TAG): ... this.
20383 (find_data_references_in_loop): Declaration removed.
20384 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
20385 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
20386 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
20387 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
20389 2007-05-13 Revital Eres <eres@il.ibm.com>
20391 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
20392 which walks virtual def-use chains to find redundant stores.
20393 (dse_optimize_stmt): Call it.
20395 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
20397 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
20398 * passes.c (init_optimization_passes): Move pass_jump_bypass
20401 * basic-block.h (bb_has_eh_pred): Fix style issue.
20403 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
20405 PR rtl-optimization/31848
20406 * loop-invariant.c (move_invariant_reg): If we move an insn
20407 with a REG_EQUAL note, and that insn is not always executed,
20408 remove the REG_EQUAL note.
20410 2007-05-12 Richard Guenther <rguenther@suse.de>
20412 PR tree-optimization/31797
20413 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
20414 propagate into a stmt that has volatile ops.
20416 2007-05-12 Richard Sandiford <richard@codesourcery.com>
20418 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
20419 (gcc_tooldir): Likewise.
20420 * configure: Regenerate.
20421 * Makefile.in (libsubdir_to_prefix): New variable, based on the
20422 old configure.ac gcc_tooldir setting.
20423 (prefix_to_exec_prefix): New variable.
20424 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
20425 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
20427 2007-05-11 Silvius Rus <rus@google.com>
20429 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
20430 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
20431 * c-common.h (strict_aliasing_warning): Change return type.
20432 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
20433 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
20434 (build_c_cast): Condition call to strict_aliasing_warning.
20435 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
20436 * flags.h (set_Wstrict_aliasing): Declare.
20437 * opts.c (set_Wstrict_alising): Define, add call to.
20438 * tree-flow.h (strict_aliasing_warning_backend): Declare.
20439 * tree-ssa-alias-warnings.c: New file.
20440 * tree-ssa-alias.c (compute_may_aliases): Add call to
20441 strict_aliasing_warning_backend.
20443 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
20445 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20446 Use loop_depth and loop_outer accessor functions.
20447 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
20448 determine_invariantness_stmt, move_computations_stmt): Ditto.
20449 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
20450 add_loop, loopify, unloop, fix_loop_structure): Ditto.
20451 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
20452 * tree-scalar-evolution.c (interpret_loop_phi,
20453 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
20454 instantiate_parameters_1, scev_const_prop): Ditto.
20455 * cfghooks.c (make_forwarder_block): Ditto.
20456 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
20457 * modulo-sched.c (loop_canon_p): Ditto.
20458 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
20459 slpeel_can_duplicate_loop_p): Ditto.
20460 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
20461 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
20462 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
20463 cancel_loop, verify_loop_structure): Ditto.
20464 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
20465 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
20466 superloops vector instead of "pred" array.
20467 (establish_preds): Take father loop as an argument. Initialize the
20469 (flow_loop_tree_node_add): Pass father loop to establish_preds.
20470 Do not initialize loop->outer.
20471 (flow_loop_tree_node_remove): Truncate the superloops vector.
20472 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
20473 "pred" merged to "superloops" vector.
20474 (loop_depth, loop_outer): New.
20475 (fel_init): Use loop_outer.
20477 2007-05-11 Jan Hubicka <jh@suse.cz>
20479 * cgraphunit.c: Include gt-cgraphunit.h
20480 (static_ctors, static_dtors): New static vars.
20481 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
20482 based on implementation in c-common.c
20483 (cgraph_finalize_function): Call record_cdtor_fn.
20484 (cgraph_optimize): Call cgraph_build_cdtor_fns.
20485 * decl.c (finish_function): Do not call c_record_cdtor_fn.
20486 (c_write_global_declarations): Do not call c_build_cdtor_fns.
20487 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
20488 build_cdtor, c_build_cdtor_fns): Remove.
20489 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
20490 c_build_cdtor_fns): Remove prototype.
20492 2007-05-11 Paolo Carlini <pcarlini@suse.de>
20495 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
20496 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
20497 * builtins.c (fold_builtin_memchr): New.
20498 (expand_builtin_memchr): Call the latter.
20499 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
20500 * doc/extend.texi ([Other built-in functions provided by GCC]):
20503 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
20505 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
20506 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
20507 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
20508 PFPO_OP1_TYPE_SHIFT): Constants added.
20509 (DFP_ALL): Mode macro defined.
20510 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
20511 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
20512 Insn definitions added.
20513 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
20514 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
20517 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
20519 PR tree-optimization/31885
20520 * tree-chrec.c (chrec_contains_undetermined): Do not consider
20521 NULL_TREE to be undetermined.
20522 (automatically_generated_chrec_p): Return false for NULL.
20524 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
20526 * config/bfin/bfin.h (MOVE_RATIO): Define.
20528 2007-05-10 Richard Sandiford <richard@codesourcery.com>
20530 * config.gcc (sparc-wrs-vxworks): New target.
20531 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
20532 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
20533 * config/sparc/sparc.h: Include vxworks-dummy.h.
20534 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
20535 include LABEL_REFs too.
20536 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
20537 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
20539 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
20541 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
20542 (sparc_emit_call_insn): New function.
20543 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
20544 functions when generating VxWorks PIC.
20545 * config/sparc/sparc.md (vxworks_load_got): New pattern.
20546 (call, call_value): Use sparc_emit_call_insn instead of
20549 2007-05-09 Bob Wilson <bob.wilson@acm.org>
20551 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
20553 2007-05-09 Bob Wilson <bob.wilson@acm.org>
20555 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
20556 for floating-point values if HOST_BITS_PER_LONG > 32. Use
20557 split_double instead of operand_subword.
20559 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
20561 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
20562 * config/bfin/bfin.c (bfin_local_alignment): New function.
20563 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
20565 2007-05-08 Chao-ying Fu <fu@mips.com>
20567 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
20568 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
20569 (smsub_widen_optab, umsub_widen_optab): Define.
20570 * optabs.c (init_optabs): Initialize smsub_widen_optab and
20572 * genopinit.c (optabs): Fill in smsub_widen_optab and
20574 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
20575 and umsub_widen_optab to implement multiply-subtract sequences.
20576 * config/mips/mips.md (*msac<u>_di): Rename to...
20577 (<u>msubsidi4): ...this. Extend condition to include
20578 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
20579 of operand 0 to "ka" and use the three-operand form of msub<u>
20581 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
20584 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
20586 PR rtl-optimization/28011
20587 * reload.c (push_reload): Set dont_share if IN appears in OUT
20588 also when IN is a PLUS rtx.
20589 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
20592 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
20594 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
20595 call unshare_all_decls.
20596 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
20597 (unshare_all_decls): Remove.
20599 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
20602 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
20605 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
20606 Nigel Stephens <nigel@mips.com>
20608 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
20609 Update comments and all uses.
20610 (MIN_FPRS_PER_FMT): Define.
20611 * config/mips/mips.c (function_arg): Fix to correctly handle
20612 the -mips32r2 -mfp64 -mabi=32 case.
20613 (override_options): Enable use of odd-numbered registers for
20614 SFmode values on MIPS32.
20615 (mips_save_reg_p): Save whole floating-point register pair if
20616 either half is used.
20617 (compute_frame_size): Fix comment.
20619 2007-05-08 Jie Zhang <jie.zhang@analog.com>
20621 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
20622 argument of type bool.
20623 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
20624 argument. Safely select temporary P register according to it.
20625 (do_link): Change call site of add_to_reg accordingly.
20626 (do_unlink): Add epilogue_p as a fourth argument and pass it
20628 (expand_interrupt_handler_epilogue): Change call of do_unlink
20630 (bfin_expand_prologue): Add a third argument sibcall_p.
20631 * config/bfin/bfin.md (epilogue): Change call of
20632 bfin_expand_epilogue accordingly.
20633 (sibcall_epilogue): Likewise.
20634 (eh_return_internal): Likewise.
20636 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
20637 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
20638 * config/bfin/bfin.c (bfin_handle_option): Handle
20639 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
20640 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
20641 Support bf534, bf536 and bf561.
20642 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
20644 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
20647 * config/i386/i386.c (ix86_function_regparm): Process local
20648 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
20650 2007-05-07 Mike Stump <mrs@apple.com>
20652 * doc/invoke.texi (Warning Options): Document that -Wempty-body
20653 also checks for and while statements in C++.
20655 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
20657 * gcc.c (at_file_supplied): New variable.
20658 (main): Set it if we expanded argv.
20659 (do_spec_1): Pass an @-file to the linker if we were called with
20660 an @-file argument and HAVE_GNU_LD.
20661 * collect2.c (at_file_supplied): New variable.
20662 (response_file): New variable.
20663 (collect_exit): Unlink response_file if necessary.
20664 (handler): Likewise.
20665 (do_wait): Likewise.
20666 (main): Set at_file_supplied if we expanded argv.
20667 (collect_execute): Pass an @-file to subprocesses if we were called
20668 with an @-file argument.
20669 * configure.ac: Add define for HAVE_GNU_LD.
20670 * configure: Regenerate.
20671 * config.in: Regenerate.
20673 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
20675 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
20676 operand to HI mode.
20681 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
20683 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
20684 (TARGET_ENCODE_SECTION_INFO): Re-define.
20685 (m32c_encode_section_info): New
20686 (function_vector_handler): New
20687 (current_function_special_page_vector): New
20688 (m32c_special_page_vector_p): New.
20689 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
20691 * config/m32c/jump.md: Added instruction JSRS for functions
20692 with attribute "function_vector".
20693 * doc/extend.texi (function_vector): Added description
20694 for M16C, M32C targets.
20696 2007-05-07 DJ Delorie <dj@redhat.com>
20699 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
20700 ashrpsi3, lshrpsi3): Update shift count constraint.
20702 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
20703 Nathan Froyd <froydnj@codesourcery.com>
20706 * c-incpath.c (add_path): Strip trailing path separators.
20708 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
20710 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
20711 Free dominance info before purging EH edges.
20712 (eliminate_degenerate_phis): Likewise.
20713 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
20715 2007-05-07 Jan Hubicka <jh@suse.cz>
20717 * gimplify.c (gimplify_expr): Do not crash when folding
20718 (void *)(int)&a + 4.
20720 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
20723 * c-opts.c (lang_fortran): Make it non static.
20724 * c-common.h (lang_fortran): New prototype.
20725 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
20726 -lang-fortran option was passed by the driver.
20728 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
20730 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
20731 of ASSERT_CHECKING. Tweak message.
20733 2007-05-06 Revital Eres <eres@il.ibm.com>
20736 * loop-unroll.c (insert_var_expansion_initialization):
20737 Initialize the expansions with -zero instead of +zero.
20739 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
20741 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
20742 into pic and non-pic versions. Mark r19 as used for
20743 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
20744 for tgd_load, tld_load and tie_load .
20745 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
20746 version of tgd_load, tld_load and tie_load depending on the
20749 2007-05-04 Ulrich Drepper <drepper@redhat.com>
20750 Jakub Jelinek <jakub@redhat.com>
20752 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
20753 (__do_global_dtors_aux): Use more paranoid loop to run
20754 destructors if HIDDEN_DTOR_LIST_END.
20755 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
20757 2007-05-04 Jakub Jelinek <jakub@redhat.com>
20759 * varasm.c (align_variable): Don't increase alignment for
20760 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
20761 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
20763 2007-05-04 Josh Conner <jconner@apple.com>
20765 * basic-block.h (cdi_direction): Assign values to all enumeration
20767 (dom_computed): Remove.
20768 (dom_info_state): New.
20769 (set_dom_info_availability): New.
20770 * tree-ssa-loop-im.c (determine_invariantness): Initialize
20771 walk_data.dom_direction.
20772 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
20773 instead of dom_computed[].
20774 (split_edge): Likewise.
20775 (create_basic_block): Likewise.
20776 (merge_blocks): Likewise.
20777 * ifcvt.c (find_if_header): Likewise.
20778 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
20779 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
20780 * tree-ssa.c (verify_ssa): Likewise.
20781 * tree-cfg.c (tree_verify_flow_info): Likewise.
20782 (remove_edge_and_dominated_blocks): Likewise.
20783 * dominance.c (dom_computed): Make static.
20784 (calc_dfs_tree_nonrec): Change third param to a bool.
20785 (calc_dfs_tree): Change second param to a bool.
20786 (calc_idioms): Change second param to a bool. Use
20787 dom_convert_dir_to_idx.
20788 (init_dom_info): Validate dir before using.
20789 (dom_convert_dir_to_idx): New.
20790 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
20791 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
20792 (free_dominance_info): Use dom_convert_dir_to_idx.
20793 (get_immediate_dominator): Likewise.
20794 (set_immediate_dominator): Likewise.
20795 (get_dominated_by): Likewise.
20796 (redirect_immediate_dominators): Likewise.
20797 (nearest_common_denominator): Likewise.
20798 (dominated_by_p): Likewise.
20799 (bb_dom_dfs_in): Likewise.
20800 (bb_dom_dfs_out): Likewise.
20801 (recount_dominator): Likewise.
20802 (iterate_fix_dominators): Likewise.
20803 (add_to_dominance_info): Likewise.
20804 (delete_from_dominance_info): Likewise.
20805 (first_dom_son): Likewise.
20806 (next_dom_son): Likewise.
20807 (dom_info_available_p): Likewise.
20808 (dom_info_state): New.
20809 (set_dom_info_availability): New.
20811 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
20813 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
20815 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
20817 2007-05-04 Bob Wilson <bob.wilson@acm.org>
20819 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
20820 (subdi3, subdi_carry): Delete.
20822 2007-05-04 Jan Hubicka <jh@suse.cz>
20823 Richard Guenther <rguenther@suse.de>
20825 * opts.c (decode_options): Do not fiddle with inlining
20826 parameters in case of optimizing for size.
20827 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
20828 for size do nothing.
20829 (cgraph_decide_inlining_of_small_function): When optimizing for
20830 size never inline functions increasing caller size.
20831 (cgraph_early_inlining): Inline for size when optimizing for size.
20833 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
20835 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
20836 logical operations piecewise.
20837 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
20838 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
20839 subdi_sesidi_di): Delete.
20840 (add_with_carry): Produce carry in CC instead of a DREG to shorten
20841 the generated sequence. Allow three-reg add in constraints. Rewrite
20842 the rtl expression for carry to avoid zero_extend of a constant.
20843 (sub_with_carry): New pattern.
20844 (adddi3, subdi3): Change into define_expand. For subtract, generate a
20845 different sequence not involving jumps.
20846 (notbi): Now a named pattern.
20848 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
20850 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
20851 Add the note about a significant loss of accuracy of some
20852 mathematical routines when these options are used.
20854 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20856 * haifa-sched.c (rtx_vec_t): New typedef.
20857 (contributes_to_priority_p): Extract piece of priority () into new
20859 (priority): Use the function. Add assertion.
20860 (rank_for_schedule, set_priorities): Add assertion to check that
20861 insn's priority is initialized.
20862 (clear_priorities, calc_priorities): Change signature. Make it update
20863 all relevant insns. Update all callers ('add_to_speculative_block ()'
20864 and 'create_block_check_twin ()').
20865 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
20866 Add new field 'priority_status'.
20867 (INSN_PRIORITY_STATUS): New macro.
20868 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
20870 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20872 * sched-ebb.c (debug_ebb_dependencies): New static function.
20873 (init_ready_list): Use it.
20875 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
20876 with changed signature and 'debug_rgn_dependencies ()'.
20877 (debug_rgn_dependencies): New static function.
20878 (init_ready_list): Use it.
20880 * sched-int.h (debug_dependencies): Declare.
20882 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
20884 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
20886 2007-05-04 Dirk Mueller <dmueller@suse.de>
20888 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
20890 2007-05-03 Jan Hubicka <jh@suse.cz>
20892 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
20893 ((T1)X op (T1)Y), for pointer type in more cases than before.
20895 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
20897 * tree-object-size.c (plus_expr_object_size): When operand size is
20898 unknown, return unknown.
20900 2007-05-03 Dirk Mueller <dmueller@suse.de>
20902 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
20904 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
20907 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
20909 2007-05-03 Janis Johnson <janis187@us.ibm.com>
20911 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
20913 2007-05-03 Joseph Myers <joseph@codesourcery.com>
20915 * config/soft-fp/double.h, config/soft-fp/extended.h,
20916 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
20917 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
20918 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
20919 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
20922 2007-05-03 Ian Lance Taylor <iant@google.com>
20924 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
20925 MASK_PPC_GFXOPT for 8540 or 8548.
20927 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
20929 * tree-vect-transform.c (vect_update_inits_of_drs): Use
20930 vect_print_dump_info() to output debug information.
20932 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
20935 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
20936 operands of size 2 when operand is not MEM_P.
20938 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
20940 PR tree-optimization/30565
20941 * lambda-code.c (perfect_nestify): Fix updating of dominators.
20943 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
20945 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
20946 (umulsi3_highpart): Use them.
20947 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
20948 for final accumulator to D regisster tranfser.
20950 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
20952 PR tree-optimization/31699
20953 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
20955 (vect_enhance_data_refs_alignment): Compute peel amount using
20956 TYPE_VECTOR_SUBPARTS instead of vf.
20957 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
20959 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
20962 * system.h: Remove inclusion of double-int.h
20963 * tree.h: Include double-int.h
20964 * gengtype.c: Likewise
20965 * cfgloop.h: Likewise
20966 * Makefile.in: Adjust dependencies on double-int.h
20968 2007-05-02 Eric Christopher <echristo@apple.com>
20970 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
20971 -shared to -Zdynamiclib.
20973 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
20976 * c-common.c (strip_pointer_or_array_types): New function.
20977 * c-common.h (strip_pointer_or_array_types): New function declaration.
20979 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
20981 PR tree-optimization/31771
20982 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
20984 2007-05-02 Paul Brook <paul@codesourcery.com>
20986 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
20988 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
20990 PR middle-end/29715
20991 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
20994 2007-05-02 Nick Clifton <nickc@redhat.com>
20996 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
20998 2007-05-02 Richard Guenther <rguenther@suse.de>
21000 PR tree-optimization/31146
21001 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
21002 argument, single_use_p. If we have a single use that is
21003 a conversion to the definition rhs type, propagate that rhs.
21004 (forward_propagate_addr_expr): Pass single_use_p argument
21005 to forward_propagate_addr_expr_1.
21007 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
21009 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
21012 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21014 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
21015 'AMD Family 10 core'.
21017 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21019 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
21020 and athlon64-sse3 as improved versions of k8, opteron and athlon64
21021 with SSE3 instruction set support.
21022 * doc/invoke.texi: Likewise.
21024 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21026 * config/i386/i386.c (override_options): Tuning 32-byte loop
21027 alignment for amdfam10 architecture. Increasing the max loop
21028 alignment to 24 bytes.
21030 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
21032 * config/m68k/constraints.md: New.
21033 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
21034 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
21035 EXTRA_CONSTRAINT): Remove.
21036 * config/m68k/m68k.md: Include constraints.md.
21037 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
21039 2007-05-01 Ian Lance Taylor <iant@google.com>
21041 PR tree-optimization/31739
21042 * tree-vrp.c (vrp_val_is_max): New static function.
21043 (vrp_val_is_min): New static function.
21044 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
21046 (set_value_range): Use vrp_val_is_{max,min}.
21047 (extract_range_from_assert): Likewise.
21048 (extract_range_from_binary_expr): Likewise.
21049 (extract_range_from_unary_expr): Likewise.
21050 (dump_value_range, vrp_meet): Likewise.
21051 (vrp_visit_phi_node): Likewise.
21052 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
21054 2007-05-01 Mark Mitchell <mark@codesourcery.com>
21056 * config/i386/gmon-sol2.c (size_t): New type.
21057 (intptr_t): Likewise.
21058 (s_textsize): Declare as size_t.
21060 (monstartup): Use size_t for sizes.
21061 (_mcount): Save and restore registers.
21062 (internal_mcount): Pass 0 as the first argument to monstartup
21064 (moncontrol): Convert pointer to appropriately sized integer
21065 before passing to profil.
21067 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21069 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
21070 __NO_FPRS__, not just if _SOFT_DOUBLE.
21071 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
21072 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
21073 also for E500 double.
21074 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
21075 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
21078 2007-05-01 Richard Guenther <rguenther@suse.de>
21080 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
21083 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21085 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
21087 2007-05-01 Jan Hubicka <jh@suse.cz>
21089 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
21092 2007-05-01 Jan Hubicka <jh@suse.cz>
21094 * tree.h (maybe_fold_offset_to_component_ref): Remove.
21095 (maybe_fold_offset_to_reference): Declare.
21096 * fold-const.c (fold_unary): Do not fold
21097 (type *)&A into &A->field_of_type_and_offset_0
21098 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
21099 size is unknown, give up.
21100 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
21102 (maybe_fold_offset_to_reference): New.
21103 (maybe_fold_stmt_indirect): Use it.
21104 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
21105 * gimplify.c (gimplify_conversion): Canonicalize conversions to
21107 (gimplify_expr): Likewise for plus_expr.
21109 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
21111 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
21112 bsi_after_labels. Always insert statements before bsi.
21113 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
21114 * predict.c (apply_return_prediction): Check for empty blocks.
21115 * cfgexpand.c (lab_rtx_for_bb): New variable.
21116 (label_rtx_for_bb): Do not create new tree labels.
21117 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
21118 (tree_expand_cfg): Initialize lab_rtx_for_bb.
21119 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
21121 (label_for_bb): Add field used.
21122 (update_eh_label, main_block_label): Mark the label used.
21123 (cleanup_dead_labels): Remove unused labels.
21125 2007-05-01 Richard Guenther <rguenther@suse.de>
21127 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
21128 if it is not about to be set.
21129 (get_value_range): Do not pre-allocate equiv bitmap.
21130 (update_value_range): No need to clear equiv field.
21131 (add_equivalence): Change prototype to get bitmap pointer.
21132 Allocate bitmap here if it is not already.
21133 (extract_range_from_assert): Do not allocate bitmap here.
21134 Update callers to add_equivalence.
21135 (extract_range_from_ssa_name): Likewise.
21136 (get_vr_for_comparison): New static helper.
21137 (compare_name_with_value): Handle NULL equiv bitmap by
21138 peeling the first iteration of the comparison loop.
21139 Use get_vr_for_comparison.
21140 (compare_names): Handle NULL equiv bitmaps by using fake
21141 ones. Use get_vr_for_comparison.
21143 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
21145 * double-int.c (mpz_set_double_int): Moved from
21146 tree-ssa-loop-niter.c.
21147 (mpz_get_double_int): Likewise; also, add option to wrap
21148 out-of-range integers.
21149 * double-int.h: New prototypes for above.
21150 * tree.c (get_static_type_bounds): Moved from
21151 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
21152 TYPE_MAX_VALUE if they exist..
21153 * tree.h: New prototype for above.
21154 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
21155 get_type_bounds calls.
21156 (mpz_set_double_int): Move to double-int.c.
21157 (get_type_bounds): Move to tree.c, rename to
21158 get_static_type_bounds.
21159 (mpz_to_double_int): Move to double-int.c, rename to
21160 mpz_get_double_int.
21162 2007-04-30 Bob Wilson <bob.wilson@acm.org>
21164 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
21165 DIV0 exception can fall through to a normal return.
21167 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
21169 PR middle-end/22156
21170 Temporarily revert:
21171 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
21172 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
21173 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21174 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
21175 initialize align to silence bogus warning.
21176 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21177 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
21179 (struct sra_walk_fns): Remove use_all parameter from use.
21180 (sra_hash_tree): Handle BIT_FIELD_REFs.
21181 (sra_elt_hash): Don't hash bitfld blocks.
21182 (sra_elt_eq): Skip them in parent compares as well. Handle
21184 (sra_walk_expr): Don't maintain or pass down use_all_p.
21185 (scan_use): Remove use_all parameter.
21186 (scalarize_use): Likewise. Re-expand assignment to
21187 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
21188 output, and re-scalarize after output. Don't mark anything
21190 (scalarize_ldst): Adjust.
21191 (scalarize_walk_gimple_modify_statement): Likewise.
21192 (build_element_name_1): Handle BIT_FIELD_REFs.
21193 (instantiate_element): Don't warn for any element whose parent
21194 is used as a whole.
21195 (instantiate_missing_elements_1): Return the sra_elt.
21196 (canon_type_for_field): New.
21197 (try_instantiate_multiple_fields): New.
21198 (instantiate_missing_elemnts): Use them.
21199 (mark_no_warning): Removed.
21200 (generate_one_element_ref): Handle BIT_FIELD_REFs.
21201 (REPLDUP, sra_build_elt_assignment): New.
21202 (generate_copy_inout): Use them.
21203 (generate_element_copy): Likewise. Handle bitfld differences.
21204 (generate_element_zero): Don't recurse for blocks. Use
21205 sra_build_elt_assignment.
21206 (generate_one_element_int): Take elt instead of var. Use
21207 sra_build_elt_assignment.
21208 (generate_element_init_1): Adjust.
21209 (scalarize_use, scalarize_copy): Use REPLDUP.
21210 (scalarize_ldst): Move assert before dereference.
21211 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
21213 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
21216 * tree.c (reconstruct_complex_type): Reconstruct a reference
21218 Also use the same mode for the pointer as the old pointer type.
21220 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21222 * doc/trouble.texi (Interoperation): Remove note about Ultrix
21225 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
21227 PR rtl-optimization/31676
21228 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
21229 (df_refs_record): Call it.
21231 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21233 * rtl.def (SS_ABS): New code.
21234 * config/bfin/bfin.c (print_operand): New modifier 'v'.
21235 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
21236 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
21237 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
21238 (bfin_init_builtins): Define them.
21239 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
21240 (bfin_expand_builtin): ... and handle the others here.
21241 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
21242 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
21243 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
21244 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
21245 operand is only HImode.
21247 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
21249 * regclass.c (scan_one_insn): Remove splitting of
21252 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
21253 Nigel Stephens <nigel@mips.com>
21255 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
21257 2007-04-28 Jan Hubicka <jh@suse.cz>
21259 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
21260 insn_locators_alloc instead of insn_locators_initialize;
21261 call reset_block_changes.
21262 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
21263 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
21264 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
21265 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
21266 * config/score/score.c (th_output_mi_thunk): Likewise.
21267 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
21268 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
21269 tolerate uninitialized locator info.
21272 * function.c (init_function_start): Don't init line number info.
21273 (expand_function_end): Update.
21274 (reset_block_changes, record_block_change, finalize_block_changes,
21275 check_block_change, free_block_changes): Kill.
21276 * function.h (reset_block_changes, record_block_change,
21277 finalize_block_changes, check_block_change, free_block_changes):
21279 (struct function): Remove ib_boundaries_block.
21280 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21281 Use curr_insn_locator to initialize locator.
21282 (emit_line_note): Remove.
21283 * cfgexpand.c (expand_gimple_cond_expr): Update.
21284 (construct_exit_block): Likewise.
21285 (tree_expand_cfg): Initialize/finalize locators.
21286 * expr.c (expand_expr_real): Update.
21287 * cfglayout.c (line_locators_locs, line_locators_lines,
21288 file_locators_locs, file_locators_files): Remove.
21289 (set_block_levels): Move to cfgexpand.c.
21290 (insn_locators_initialize): Remove.
21291 (pass_insn_locators_initialize): Remove.
21292 (locations_locators_locs, locations_locators_vals): New static vars.
21293 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21295 (insn_locators_alloc, insn_locators_finalize,
21296 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21298 (locator_location): New.
21299 (locator_line, locator_file): Rewrite.
21300 * rtl.h (emit_line_note): Kill.
21301 (insn_locators_alloc, insn_locators_finalize,
21302 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21304 * tree-inline.c (initialize_cfun): Do not initialize
21305 ib_boundaries_block.
21306 * passes.c (pass_insn_locators_initialize): Remove.
21308 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
21310 * tree-cfg.c (move_block_to_fn): Release bb from dominance
21311 info. Update last_basic_block correctly.
21313 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
21316 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
21317 register itself to hold the offset constant. Tell flow the use
21318 of r4 and r5 when they are used.
21320 2007-04-27 Richard Guenther <rguenther@suse.de>
21322 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
21323 if we simplified anything.
21324 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
21325 warnings until we did a simplification and the stmt was not
21326 marked as TREE_NO_WARNING.
21328 2007-04-27 Mike Stump <mrs@apple.com>
21330 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
21332 2007-04-27 Ian Lance Taylor <iant@google.com>
21334 PR middle-end/31710
21335 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
21336 TYPE_MAX_VALUE exist, convert them to the new type.
21338 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21340 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
21341 if it claims to be available.
21342 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
21343 edge is redirected.
21344 (perform_tree_ssa_dce): Always free postdominators.
21346 2007-04-27 Richard Henderson <rth@redhat.com>
21348 * config/alpha/predicates.md (aligned_memory_operand): Mark
21349 as define_special_predicate.
21350 (unaligned_memory_operand, normal_memory_operand): Likewise.
21351 (reg_or_unaligned_mem_operand): Remove.
21352 (any_memory_operand): Match the documentation and check for
21353 non-renumbered pseudos during reload.
21354 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
21355 alpha_secondary_reload_class, update to new interface, make static.
21356 Handle CQImode like HImode. Remove FP subreg check.
21357 (alpha_expand_mov): Use replace_equiv_address.
21358 (alpha_expand_mov_nobwx): Use any_memory_operand.
21359 (TARGET_SECONDARY_RELOAD): New.
21360 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
21361 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
21362 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
21363 * config/alpha/alpha.md: ... here.
21364 (RELOAD12, reloadmode): New.
21366 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
21367 Don't handle the aligned case here.
21368 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
21369 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
21370 reload_inhi_help. Don't expect a scratch register.
21371 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
21373 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
21375 2007-04-27 Richard Guenther <rguenther@suse.de>
21377 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
21379 2007-04-27 Richard Guenther <rguenther@suse.de>
21381 PR tree-optimization/30965
21382 PR tree-optimization/30978
21383 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
21384 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
21385 (find_equivalent_equality_comparison): Likewise.
21386 (simplify_cond): Likewise.
21387 (get_prop_source_stmt): New helper.
21388 (get_prop_dest_stmt): Likewise.
21389 (can_propagate_from): Likewise.
21390 (remove_prop_source_from_use): Likewise.
21391 (combine_cond_expr_cond): Likewise.
21392 (forward_propagate_comparison): New function.
21393 (forward_propagate_into_cond): Rewrite to use fold for
21395 (tree_ssa_forward_propagate_single_use_vars): Call
21396 forward_propagate_comparison to propagate comparisons.
21398 2007-04-27 Richard Guenther <rguenther@suse.de>
21400 PR tree-optimization/31715
21401 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
21402 sure to do computation on the offset in an appropriate
21405 2007-04-27 Richard Sandiford <richard@codesourcery.com>
21407 * reload.h (elimination_target_reg_p): Declare.
21408 * reload.c (find_reloads): Don't apply the reg_rtx move
21409 optimization if the SET_DEST satisfies elimination_target_reg_p.
21410 * reload1.c (elimination_target_reg_p): New function.
21411 (gen_reload): In the move/add2 fallback, make sure that op0
21412 does not overlap the destination register.
21414 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21416 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
21417 transform only GIMPLE_MODIFY_STMTs.
21418 * tree-complex.c (expand_complex_operations_1): Ditto.
21419 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
21420 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
21421 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
21423 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
21424 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
21425 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
21426 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
21427 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
21428 slpeel_add_loop_guard): Ditto.
21429 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
21430 * lambda-code.c (perfect_nestify): Ditto.
21431 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
21432 before the first statement.
21433 * tree-optimize.c (execute_free_datastructures): Fix comments.
21434 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
21435 * tree-flow.h (disband_implicit_edges): Declaration removed.
21436 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
21438 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
21439 COND_EXPRs without gotos.
21440 (disband_implicit_edges, has_label_p): Removed.
21441 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
21442 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
21444 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
21446 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
21447 also for COND_EXPRs.
21448 * cfgexpand.c (label_rtx_for_bb): New function.
21449 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
21450 Use label_rtx_for_bb to find the labels.
21451 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
21452 last block. Detect fallthru edges.
21454 2007-04-26 Ian Lance Taylor <iant@google.com>
21457 * reload.c (find_reloads_subreg_address): If the address was valid
21458 in the original mode but not in the new mode, reload the whole
21461 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21463 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
21464 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
21465 (cleanup_control_expr_graph): Do not invalidate dominance info.
21466 Record altered blocks.
21467 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
21468 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
21469 cleanup_tree_cfg_bb): New functions.
21470 (remove_forwarder_block): Do not maintain the worklist of blocks.
21471 Record altered blocks.
21472 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
21473 not over whole cfg.
21474 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
21475 delete_unreachable_blocks if dominators are not available.
21476 * tree-inline.c (optimize_inline_calls): Free dominance information
21478 * tree-flow.h (remove_edge_and_dominated_blocks,
21479 cfgcleanup_altered_bbs): Altered.
21480 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
21482 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
21484 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
21485 do not invalidate dominators.
21487 2007-04-26 Anatoly Sokolov <aesok@post.ru>
21489 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
21490 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
21491 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21492 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21494 2007-04-26 Steve Ellcey <sje@cup.hp.com>
21496 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
21498 2007-04-26 Richard Guenther <rguenther@suse.de>
21500 PR tree-optimization/31703
21501 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
21502 the right type for the target of the bittest.
21504 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21506 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
21507 ix86_sol10_return_in_memory.
21509 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21511 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
21514 2007-04-26 Jakub Jelinek <jakub@redhat.com>
21517 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
21519 PR tree-optimization/30558
21520 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
21521 clear this_state.prev_try.
21523 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21524 Mark Mitchell <mark@codesourcery.com>
21526 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
21527 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
21528 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
21530 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21533 * doc/invoke.texi (%:print-asm-header): Document.
21534 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
21536 (static_spec_functions): Add print-asm-header.
21537 (main): Print a banner before the --target-help linker options.
21538 (print_asm_header_spec_function): New function.
21540 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
21543 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
21544 (movsf_ie): Likewise.
21546 2007-04-25 Paolo Carlini <pcarlini@suse.de>
21548 * doc/extend.texi ([Type Traits]): Adjust per N2255.
21550 2007-04-25 Bob Wilson <bob.wilson@acm.org>
21552 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
21553 exception for divide-by-zero.
21554 (__umodsi3, __modsi3): Likewise.
21556 2007-04-25 Dirk Mueller <dmueller@suse.de>
21558 * c-typeck.c (build_compound_expr): Annotate warning()
21559 call with OPT_Wunused_value.
21560 * tree-ssa.c (warn_uninit): Annotate warning with
21562 * c-common.c (handle_sentinel_attribute): Annotate warning
21563 call with OPT_Wattributes.
21565 2007-04-25 Thiemo Seufer <ths@mips.com>
21567 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
21568 (mips16): Fix typo.
21569 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
21570 on to the assembler. Improve handling of -mno-mips16. Add handling
21571 of -mno-mips3d, -mno-dsp, -mno-dspr2.
21572 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
21573 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
21574 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
21576 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
21579 * config/i386/winnt.c (i386_pe_file_end): Strip only
21580 USER_LABEL_PREFIX when writing export name.
21582 2007-04-25 Richard Sandiford <richard@codesourcery.com>
21584 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
21585 sh/elf.h, vx-common.h and vxworks.h.
21586 * config/sh/sh.h: Include config/vxworks-dummy.h.
21587 (SUBTARGET_OVERRIDE_OPTIONS): Define.
21588 (OVERRIDE_OPTIONS): Use it.
21589 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
21590 (vxworks_picreg): New pattern.
21591 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
21592 VXWORKS_OS_CPP_BUILTINS.
21593 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
21594 to their VXWORKS_* equivalents.
21595 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
21596 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
21597 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
21598 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
21599 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
21600 -mrtp/-fPIC multilibs.
21601 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
21602 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
21603 (MULTILIB_OSDIRNAMES): Delete.
21605 2007-04-25 Anatoly Sokolov <aesok@post.ru>
21608 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
21610 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
21612 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
21613 rounding mode to be specified by the caller.
21614 (real_to_mpfr) Likewise.
21615 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
21616 include new arguments.
21617 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
21619 2007-04-24 Ian Lance Taylor <iant@google.com>
21621 PR tree-optimization/31605
21622 * tree-vrp.c (set_value_range): Check that min and max are not
21623 both overflow infinities.
21624 (set_value_range_to_value): New static function.
21625 (extract_range_from_binary_expr): Call set_value_range_to_value.
21626 (extract_range_from_cond_expr): Likewise.
21627 (extract_range_from_expr): Likewise.
21628 (extract_range_from_unary_expr): Likewise. Don't create a range
21629 which overflows on both sides.
21630 (vrp_meet): Check for a useless range.
21631 (vrp_visit_phi_node): If we see a constant which looks like an
21632 overflow infinity, turn off the TREE_OVERFLOW flag.
21634 2007-04-24 Ian Lance Taylor <iant@google.com>
21636 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
21638 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
21640 PR diagnostic/25923
21641 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
21642 diagnostic message is being built.
21643 * tree-pretty-print.c (dump_generic_node): Only write the
21644 formatted text into BUFFER's stream if we are not building a
21645 diagnostic message.
21646 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
21648 * Makefile.in (toplev.o): Depend on tree-pass.h.
21650 2007-04-24 Ian Lance Taylor <iant@google.com>
21652 PR tree-optimization/31602
21653 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
21654 conditionals in the copied loop header.
21655 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
21656 warnings if TREE_NO_WARNING is set.
21657 * doc/invoke.texi (Warning Options): Clarify that
21658 -Wstrict-overflow does not warn about loops.
21660 2007-04-24 Janis Johnson <janis187@us.ibm.com>
21662 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
21663 expand on the comment about _Decimal128 arguments and check the
21664 integer result of the modulus operation; for 64-bit ELF ABI, ensure
21665 that _Decimal128 argument uses even/odd register pair.
21666 (function_arg): Ditto.
21668 2007-04-24 Hui-May Chang <hm.chang@apple.com>
21670 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
21671 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
21673 2007-04-24 Richard Guenther <rguenther@suse.de>
21674 Olga Golovanevsky <olga@il.ibm.com>
21676 * fold-const.c (multiple_of_p): Check for bottom
21679 2007-04-24 Richard Henderson <rth@redhat.com>
21681 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
21682 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
21683 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
21684 looking for non-zero bits shifted out. Avoid a recursive call
21685 when constructing the scalar.
21686 (__floatundisf): Likewise.
21688 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
21690 * dwarf2out.c (field_byte_offset): Move the existing logic
21691 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
21692 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
21694 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
21697 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
21698 length argument of 0 for memset.
21699 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
21700 unsigned shift instead of the signed variant.
21702 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
21704 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
21705 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
21706 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
21707 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
21708 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
21709 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
21710 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
21711 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
21712 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
21713 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
21714 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
21715 "mul<mode>3", "div<mode>3"): Insn definitions added.
21716 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
21717 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
21718 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
21719 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
21720 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
21721 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
21722 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
21723 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
21724 TARGET_FLOAT_FORMAT): Macro definitions removed.
21725 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
21726 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
21727 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
21728 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
21729 (s390_gen_rtx_const_DI): Function removed.
21730 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
21732 2007-04-24 Richard Sandiford <richard@codesourcery.com>
21734 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
21735 over an external ffs function.
21737 2007-04-24 Chao-ying Fu <fu@mips.com>
21738 Richard Sandiford <richard@nildram.co.uk>
21740 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
21741 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
21742 (smadd_widen_optab, umadd_widen_optab): Define.
21743 * optabs.c (init_optabs): Initialize smadd_widen_optab and
21745 * genopinit.c (optabs): Fill in smadd_widen_optab and
21747 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
21748 and umadd_widen_optab to implement multiply-add sequences.
21749 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
21750 (<u>maddsidi4): ...this. Extend condition to include
21751 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
21752 of operand 0 to "ka" and use the three-operand form of madd<u>
21754 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
21756 * config/mips/constraints.md (ka): New register constraint.
21758 2007-04-24 Jan Hubicka <j@suse.cz>
21762 2007-04-23 Jan Hubicka <jh@suse.cz>
21763 * function.c (init_function_start): Don't init line number info.
21764 (expand_function_end): Update.
21765 (reset_block_changes, record_block_change, finalize_block_changes,
21766 check_block_change, free_block_changes): Kill.
21767 * function.h (reset_block_changes, record_block_change,
21768 finalize_block_changes, check_block_change, free_block_changes):
21770 (struct function): Remove ib_boundaries_block.
21771 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21772 Use curr_insn_locator to initialize locator.
21773 (emit_line_note): Remove.
21774 * cfgexpand.c (expand_gimple_cond_expr): Update.
21775 (construct_exit_block): Likewise.
21776 (tree_expand_cfg): Initialize/finalize locators.
21777 * expr.c (expand_expr_real): Update.
21778 * cfglayout.c (line_locators_locs, line_locators_lines,
21779 file_locators_locs, file_locators_files): Remove.
21780 (set_block_levels): Move to cfgexpand.c.
21781 (insn_locators_initialize): Remove.
21782 (pass_insn_locators_initialize): Remove.
21783 (locations_locators_locs, locations_locators_vals): New static vars.
21784 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21786 (insn_locators_alloc, insn_locators_finalize,
21787 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21789 (locator_location): New.
21790 (locator_line, locator_file): Rewrite.
21791 * rtl.h (emit_line_note): Kill.
21792 (insn_locators_alloc, insn_locators_finalize,
21793 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21795 * tree-inline.c (initialize_cfun): Do not initialize
21796 ib_boundaries_block.
21797 * passes.c (pass_insn_locators_initialize): Remove.
21799 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
21801 * doc/invoke.texi: Removed leading '-' from option index entries.
21803 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
21805 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
21807 (create_phi_node): Use set_phi_nodes.
21808 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
21809 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
21810 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
21811 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
21812 (bsi_start, bsi_last): Use bb_stmt_list.
21813 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
21814 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
21815 Traverse the statements using tsi iterator.
21816 * basic-block.h (struct basic_block_def): Fields stmt_list
21817 and phi_nodes moved to ...
21818 (struct tree_bb_info): ... new structure.
21819 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
21820 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
21821 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
21822 (tree_verify_flow_info): Verify that il.tree is not set for
21823 entry and exit block.
21824 (tree_split_block): Use set_bb_stmt_list.
21826 2007-04-23 Mike Stump <mrs@apple.com>
21828 * config/i386/i386.c (ix86_tune_features
21829 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
21832 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
21834 * config/i386/i386.md (prefix_extra): New attribute.
21835 (length): Add prefix_extra.
21837 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
21838 (sse2_movntv2di): Likewise.
21839 (sse2_cvtps2dq): Likewise.
21840 (sse2_cvtpd2pi): Likewise.
21841 (sse2_cvttpd2pi): Likewise.
21842 (*sse2_cvtpd2ps): Likewise.
21843 (*add<mode>3): Likewise.
21844 (sse2_ssadd<mode>3): Likewise.
21845 (sse2_usadd<mode>3): Likewise.
21846 (*sub<mode>3): Likewise.
21847 (sse2_sssub<mode>3): Likewise.
21848 (sse2_ussub<mode>3): Likewise.
21849 (*mulv8hi3): Likewise.
21850 (*smulv8hi3_highpart): Likewise.
21851 (*umulv8hi3_highpart): Likewise.
21852 (sse2_umulv2siv2di3): Likewise.
21853 (sse2_pmaddwd): Likewise.
21854 (ashr<mode>3): Likewise.
21855 (lshr<mode>3): Likewise.
21856 (ashl<mode>3): Likewise.
21857 (sse2_ashlti3): Likewise.
21858 (sse2_lshrti3): Likewise.
21859 (*umaxv16qi3): Likewise.
21860 (*smaxv8hi3): Likewise.
21861 (*uminv16qi3): Likewise.
21862 (*sminv8hi3): Likewise.
21863 (sse2_eq<mode>3): Likewise.
21864 (sse2_gt<mode>3): Likewise.
21865 (*and<mode>3): Likewise.
21866 (sse2_nand<mode>3): Likewise.
21867 (*ior<mode>3): Likewise.
21868 (*xor<mode>3): Likewise.
21869 (sse2_packsswb): Likewise.
21870 (sse2_packssdw): Likewise.
21871 (sse2_packuswb): Likewise.
21872 (sse2_punpckhbw): Likewise.
21873 (sse2_punpcklbw): Likewise.
21874 (sse2_punpckhwd): Likewise.
21875 (sse2_punpcklwd): Likewise.
21876 (sse2_punpckhdq): Likewise.
21877 (sse2_punpckldq): Likewise.
21878 (sse2_punpckhqdq): Likewise.
21879 (sse2_punpcklqdq): Likewise.
21880 (*sse2_pinsrw): Likewise.
21881 (*sse2_pextrw): Likewise.
21882 (sse2_pshufd_1): Likewise.
21883 (sse2_uavgv16qi3): Likewise.
21884 (sse2_uavgv8hi3): Likewise.
21885 (sse2_psadbw): Likewise.
21886 (sse2_pmovmskb): Likewise.
21887 (*sse2_maskmovdqu): Likewise.
21888 (*sse2_maskmovdqu_rex64): Likewise.
21889 (sse4a_extrqi): Likewise.
21890 (sse4a_extrq): Likewise.
21891 (sse3_lddqu): Set prefix_rep.
21892 (sse3_addsubv4sf3): Likewise.
21893 (sse3_haddv4sf3): Likewise.
21894 (sse3_hsubv4sf3): Likewise.
21895 (sse_cvtss2si): Likewise.
21896 (sse_cvtss2si_2): Likewise.
21897 (sse_cvtss2siq): Likewise.
21898 (sse_cvtss2siq_2): Likewise.
21899 (sse_cvttss2si): Likewise.
21900 (sse_cvttss2siq): Likewise.
21901 (sse2_cvttps2dq): Likewise.
21902 (sse3_movshdup): Likewise.
21903 (sse3_movsldup): Likewise.
21904 (sse2_cvtsd2si): Likewise.
21905 (sse2_cvtsd2si_2): Likewise.
21906 (sse2_cvtsd2siq): Likewise.
21907 (sse2_cvtsd2siq_2): Likewise.
21908 (sse2_cvttsd2si): Likewise.
21909 (sse2_cvttsd2siq): Likewise.
21910 (*sse2_cvtpd2dq): Likewise.
21911 (*sse2_cvttpd2dq): Likewise.
21912 (sse2_pshuflw_1): Likewise.
21913 (sse2_pshufhw_1): Likewise.
21914 (sse4a_insertqi): Likewise.
21915 (sse4a_insertq): Likewise.
21916 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
21917 (ssse3_phadddv4si3): Likewise.
21918 (ssse3_phaddswv8hi3): Likewise.
21919 (ssse3_phsubwv8hi3): Likewise.
21920 (ssse3_phsubdv4si3): Likewise.
21921 (ssse3_phsubswv8hi3): Likewise.
21922 (ssse3_pmaddubswv8hi3): Likewise.
21923 (ssse3_pmulhrswv8hi3): Likewise.
21924 (ssse3_pshufbv16qi3): Likewise.
21925 (ssse3_psign<mode>3): Likewise.
21926 (ssse3_palignrti): Likewise.
21927 (abs<mode>2): Likewise.
21928 (ssse3_phaddwv4hi3): Set prefix_extra.
21929 (ssse3_phadddv2si3): Likewise.
21930 (ssse3_phaddswv4hi3): Likewise.
21931 (ssse3_phsubwv4hi3): Likewise.
21932 (ssse3_phsubdv2si3): Likewise.
21933 (ssse3_phsubswv4hi3): Likewise.
21934 (ssse3_pmaddubswv4hi3): Likewise.
21935 (ssse3_pmulhrswv4hi3): Likewise.
21936 (ssse3_pshufbv8qi3): Likewise.
21937 (ssse3_psign<mode>3): Likewise.
21938 (ssse3_palignrdi): Likewise.
21939 (abs<mode>2): Likewise.
21940 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
21941 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
21942 (sse2_pmovmskb): Set mode to SI instead of V2DF.
21944 2007-04-23 Nick Clifton <nickc@redhat.com>
21946 * params.def: Fix formatting of emacs local variables.
21948 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
21950 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
21951 move if inter-unit move isn't allowed.
21952 Don't split moving the first element of V2DI to DI to inter-unit
21953 move if inter-unit move isn't allowed.
21955 2007-04-23 Richard Guenther <rguenther@suse.de>
21957 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
21958 and CDI_POST_DOMINATORS separately.
21960 2007-04-23 Nick Clifton <nickc@redhat.com>
21962 * c.opt (Wformat-contains-nul): Add warning attribute.
21964 2007-04-23 Jan Hubicka <jh@suse.cz>
21966 * function.c (init_function_start): Don't init line number info.
21967 (expand_function_end): Update.
21968 (reset_block_changes, record_block_change, finalize_block_changes,
21969 check_block_change, free_block_changes): Kill.
21970 * function.h (reset_block_changes, record_block_change,
21971 finalize_block_changes, check_block_change, free_block_changes):
21973 (struct function): Remove ib_boundaries_block.
21974 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21975 Use curr_insn_locator to initialize locator.
21976 (emit_line_note): Remove.
21977 * cfgexpand.c (expand_gimple_cond_expr): Update.
21978 (construct_exit_block): Likewise.
21979 (tree_expand_cfg): Initialize/finalize locators.
21980 * expr.c (expand_expr_real): Update.
21981 * cfglayout.c (line_locators_locs, line_locators_lines,
21982 file_locators_locs, file_locators_files): Remove.
21983 (set_block_levels): Move to cfgexpand.c.
21984 (insn_locators_initialize): Remove.
21985 (pass_insn_locators_initialize): Remove.
21986 (locations_locators_locs, locations_locators_vals): New static vars.
21987 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21989 (insn_locators_alloc, insn_locators_finalize,
21990 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21992 (locator_location): New.
21993 (locator_line, locator_file): Rewrite.
21994 * rtl.h (emit_line_note): Kill.
21995 (insn_locators_alloc, insn_locators_finalize,
21996 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21998 * tree-inline.c (initialize_cfun): Do not initialize
21999 ib_boundaries_block.
22000 * passes.c (pass_insn_locators_initialize): Remove.
22002 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
22004 PR middle-end/31448
22005 * expr.c (reduce_to_bit_field_precision): Handle
22008 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
22010 PR tree-optimization/24659
22011 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
22012 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
22013 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
22014 * genopinit.c (optabs): Rename vec_pack_mod_optab
22015 to vec_pack_trunc_optab.
22016 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
22017 early for scalar floating point operands for NOP_EXPR.
22018 (vectorizable_type_promotion): Ditto.
22019 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
22020 vec_pack_trunc_optab.
22021 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
22023 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
22024 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
22025 Rename from VEC_PACK_MOD_EXPR.
22026 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
22027 * expr.c (expand_expr_real_1): Ditto.
22028 * tree-inline.c (estimate_num_insns_1): Ditto.
22029 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
22031 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
22032 (vec_unpacks_lo_v4sf): Ditto.
22033 (vec_pack_trunc_v2df): Ditto.
22034 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
22035 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22036 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
22038 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
22040 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22042 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
22043 Rename from VEC_PACK_MOD_EXPR. This expression also represent
22044 packing of floating point operands.
22045 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
22046 represent unpacking of floating point operands.
22047 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
22048 [vec_unpacks_hi]: Ditto.
22049 [vec_unpacks_lo]: Ditto.
22051 2007-04-22 Jan Hubicka <jh@suse.cz>
22053 * final.c (rest_of_handle_final): Call
22054 targetm.asm_out.constructor/targetm.asm_out.destructor
22055 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
22056 proper priority via decl_*_priority_insert.
22057 * c-common.c (c_expand_body): Likewise.
22059 2007-04-22 Richard Guenther <rguenther@suse.de>
22061 PR tree-optimization/29789
22062 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
22063 (rewrite_reciprocal): New helper split out from
22064 determine_invariantness_stmt.
22065 (rewrite_bittest): Likewise.
22066 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
22067 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
22070 2007-04-22 Revital Eres <eres@il.ibm.com>
22072 * loop-unroll.c (var_to_expand): New field to support also
22073 insns of the form x = something + x.
22074 (analyze_insn_to_expand_var): Use it.
22075 (expand_var_during_unrolling): Likewise.
22077 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22079 * predict.c: Include pointer-set.h.
22080 (bb_predictions): New variable.
22081 (tree_predicted_by_p, tree_predict_edge,
22082 remove_predictions_associated_with_edge): Use bb_predictions map
22083 instead of bb->predictions.
22084 (clear_bb_predictions, assert_is_empty): New functions.
22085 (combine_predictions_for_bb): Use bb_predictions map. Call
22086 clear_bb_predictions.
22087 (tree_estimate_probability): Create and free bb_predictions map.
22088 * Makefile.in (predict.o): Add pointer-set.h dependency.
22089 * basic-block.h (struct basic_block_def): Remove predictions
22091 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
22093 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
22096 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
22099 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22101 * timevar.c (timevar_print): Change reference of --disable-checking to
22102 --enable-checking=release. Also warn if assert checking is disabled.
22104 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22107 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
22108 decl as addressable if the compound literal was marked as
22110 Mark the decl as a gimple register if it is a complex or
22111 vector decl and does not live in memory.
22113 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22115 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
22116 (GENERIC_NEXT): New function macro.
22117 (PHI_CHAIN): Use phi_node's new chain variable.
22118 (tree_phi_node): Change tree_common to tree_base
22119 and add the chain field.
22120 * tree-phinodes.c (make_phi_node): Don't set
22121 TREE_TYPE on the new node.
22122 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
22123 instead of checking GIMPLE_TUPLE_P in chain_next.
22124 * tree-vect-transform.c
22125 (get_initial_def_for_induction): Look at
22126 PHI_RESULT_TREE for the type of the phi node.
22127 (update_vuses_to_preheader): Use PHI_CHAIN
22128 instead of TREE_CHAIN on the phi node.
22129 * tree-ssa-structalias.c (compute_points_to_sets):
22131 (ipa_pta_execute): Likewise.
22133 2007-04-21 Richard Guenther <rguenther@suse.de>
22135 PR middle-end/31136
22136 * fold-const.c (fold_unary): Call fold_convert_const on the
22139 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
22141 * gcse.c (store_killed_in_insn): Handle PARALLELs.
22142 (store_killed_in_pat): New.
22144 2007-04-20 Richard Henderson <rth@redhat.com>
22147 * config/i386/i386.c (type_has_variadic_args_p): Look for any
22148 TREE_LIST with a void_type_node value, not void_list_node exactly.
22150 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
22152 * doc/standards.texi: Re-arrange into language-specific
22153 subsections. Add a C++ section, documenting which standards we
22156 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22158 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
22159 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
22161 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
22163 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
22164 ecrti.o and crtbegin.o.
22165 (LIB_DEFAULT_SPEC): Include -lc.
22166 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
22168 2007-04-20 Richard Henderson <rth@redhat.com>
22171 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
22172 argument; update all callers.
22173 (get_unaligned_offset): New.
22174 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
22175 get_unaligned_address, just pass on the address directly.
22176 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
22177 the subreg in the helper patterns.
22178 (unaligned_extendqidi_le): Use get_unaligned_offset.
22179 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
22180 (unaligned_extendhidi_be): Likewise.
22181 (unaligned_extendhidi): Tidy.
22182 * config/alpha/alpha-protos.h: Update.
22184 2007-04-20 Richard Henderson <rth@redhat.com>
22186 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
22187 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
22188 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
22189 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22190 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22191 (CPP_SPEC): Don't include %(cpp_subtarget).
22192 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
22193 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22194 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
22196 2007-04-20 Jakub Jelinek <jakub@redhat.com>
22198 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
22199 for __builtin_ia32_cmpordss.
22201 PR tree-optimization/31632
22202 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
22203 and arg1 for optimizations of comparison against min/max values.
22204 Fold arg0 to arg1's type for optimizations of comparison against
22205 min+1 and max-1 values.
22207 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
22209 * reload.c (combine_reloads): When trying to use a dying register,
22210 check whether it's uninitialized and don't use if so.
22212 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
22214 * fold-const.c: Remove prototypes for native_encode_expr and
22215 native_interpret_expr.
22216 (native_encode_expr): Make non-static.
22217 (native_interpret_expr): Likewise.
22218 * tree.h: Add prototypes for the above.
22220 2007-04-19 Joseph Myers <joseph@codesourcery.com>
22222 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
22223 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
22224 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
22225 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
22226 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
22227 Add length attributes.
22229 2007-04-19 Janis Johnson <janis187@us.ibm.com>
22231 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
22234 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
22235 __STDC_WANT_DEC_FP__.
22237 2007-04-19 Joseph Myers <joseph@codesourcery.com>
22239 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
22240 for long double compatibility.
22241 * configure: Regenerate.
22243 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
22245 PR rtl-optimization/29841
22246 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
22248 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
22249 that may cause control flow transfer from being moved.
22251 2007-04-18 Jan Hubicka <jh@suse.cz>
22253 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
22256 2007-04-18 Eric Christopher <echristo@apple.com>
22258 * config/rs6000/darwin.md (load_macho_picbase): Use link register
22259 only. Update operands.
22260 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
22261 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
22262 link register to pic register.
22264 2007-04-18 Dirk Mueller <dmueller@suse.de>
22266 PR diagnostic/31227
22267 * tree-vrp.c (search_for_addr_array): New.
22268 (check_array_bounds): Suppress warning about
22269 address taken of array refs if its not de-referenced.
22271 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22273 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
22274 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
22276 * tree-vectorizer.h (NITERS_KNOWN_P): New.
22277 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
22278 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
22280 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
22282 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
22284 (vect_analyze_scalar_cycles): Fix indentation.
22285 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
22286 (vect_mark_relevant): Include phis in relevance analysis.
22288 * tree-vect-transform.c (vect_transform_loop): Add an assert.
22290 2007-04-18 Anatoly Sokolov <aesok@post.ru>
22292 * config/avr/avr.c (ptrreg_to_str): Replace error() with
22293 output_operand_lossage().
22295 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22297 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
22298 the unused code for reduction without adjust-in-epilog to simplify the
22301 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
22303 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
22304 (S390_TDC_NEGATIVE_ZERO): New constant.
22305 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
22306 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
22307 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
22308 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
22309 (S390_TDC_POSITIVE_INFINITY): New constant.
22310 (S390_TDC_NEGATIVE_INFINITY): New constant.
22311 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
22312 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
22313 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
22314 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
22315 (S390_TDC_INFINITY): New constant.
22316 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
22317 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
22318 optimization for UNSPEC_CCZ_TO_INT.
22319 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
22320 ("*ccz_to_int"): New insn.
22321 ("isinf<mode>2"): New insn.
22322 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
22323 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
22324 (UNSPEC_CCZ_TO_INT): New constant.
22326 2007-04-18 Richard Guenther <rguenther@suse.de>
22328 PR tree-optimization/19431
22329 PR tree-optimization/21463
22330 * tree-pass.h (pass_phiprop): Declare.
22331 * passes.c (init_optimization_passes): New phiprop pass.
22332 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
22333 (phivn_valid_p): New helper function.
22334 (phiprop_insert_phi): Likewise.
22335 (propagate_with_phi): Likewise.
22336 (tree_ssa_phiprop): New propagator propagating loads
22337 through phi nodes if profitable.
22339 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22341 * tree-vect-analyze.c (process_use): New function.
22342 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
22343 Check phis in all bbs.
22344 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
22347 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
22349 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
22352 2007-04-17 Anatoly Sokolov <aesok@post.ru>
22355 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
22358 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
22360 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
22362 (sse_vmmulv4sf3): Likewise.
22363 (sse2_vmaddv2df3): Likewise.
22364 (sse2_vmmulv2df3): Likewise.
22366 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
22368 PR rtl-optimization/31360
22369 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
22370 (target_reg_cost): New.
22371 (init_set_costs): Initialize target_reg_cost. Add comments
22372 regarding the rationale of the costs.
22373 (global_cost_for_size): Renamed to...
22374 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
22375 of register pressure.
22376 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
22377 estimate_reg_pressure_cost. Add number of ivs.
22378 (determine_set_costs): Dump target_reg_cost.
22379 * loop-invariant.c (gain_for_invariant): Use
22380 estimate_reg_pressure_cost. Removed n_inv_uses argument.
22381 (best_gain_for_invariant, find_invariants_to_move): Remove
22383 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
22384 (target_reg_cost): Declare.
22385 (global_cost_for_size): Declaration removed.
22386 (estimate_reg_pressure_cost): Declare.
22388 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
22390 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
22391 regnos into even/odd register pairs.
22392 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
22393 TDmode similar to the other floating point modes.
22394 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
22395 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
22397 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
22398 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
22399 (movdd_hardfloat64): Use TARGET_MFPGPR.
22401 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
22403 * reload1.c (delete_output_reload): Don't count output in n_inherited.
22406 2005-01-05 Richard Henderson <rth@redhat.com>
22408 * reload1.c (do_input_reload): Restrict the optimization deleteing
22409 a previous output reload to RELOAD_FOR_INPUT.
22411 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
22413 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
22414 induc_vec_info_type.
22415 (vectorizable_induction): New function declaration.
22416 * tree-vect-transform.c (get_initial_def_for_induction): No need to
22417 check if already vectorized. Find first place in BB where new stmts
22418 can be inserted. Takes only one argument.
22419 (vectorizable_induction): New function.
22420 (vect_transform_stmt): Add case for induc_vec_info_type to call
22421 vectorizable_induction.
22422 (vect_transform_loop): Consider phis for vectorization.
22423 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
22425 (analyze_operations): Call vectorizable_induction when analyzing phis.
22427 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
22428 (vect_mark_relevant): Include phis in relevance analysis.
22429 (vect_mark_stmts_to_be_vectorize): Likewise.
22430 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
22432 2007-04-16 Lawrence Crowl <crowl@google.com>
22434 * doc/invoke.texi (Debugging Options): Add documentation for the
22435 -femit-struct-debug options -femit-struct-debug-baseonly,
22436 -femit-struct-debug-reduced, and
22437 -femit-struct-debug-detailed[=...].
22439 * c-opts.c (c_common_handle_option): Add
22440 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
22441 and OPT_femit_struct_debug_detailed_.
22442 * c.opt: Add specifications for
22443 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
22444 and -femit-struct-debug-detailed[=...].
22445 * opts.c (set_struct_debug_option): Parse the
22446 -femit-struct-debug-... options.
22447 * opts.c (matches_main_base, main_input_basename,
22448 main_input_baselength, base_of_path, matches_main_base): Add
22449 variables and functions to compare header base name to compilation
22451 * opts.c (should_emit_struct_debug): Add to determine to emit a
22452 structure based on the option.
22453 (dump_struct_debug) Also disabled function to debug this
22455 * opts.c (handle_options): Save the base name of the
22458 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
22459 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
22460 This hook indicates if a type is generic. Set it by default
22461 to "never generic".
22462 * langhooks.h (struct lang_hooks_for_types): Add a new hook
22463 to determine if a struct type is generic or not.
22464 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
22465 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
22466 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
22467 with live C++ hook.
22469 * flags.h (enum debug_info_usage): Add an enumeration to describe
22470 a program's use of a structure type.
22471 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
22472 to indicate the program's usage of the type. Filter structs based
22473 on the -femit-struct-debug-... specification.
22474 (gen_type_die): Split into two routines, gen_type_die and
22475 gen_type_die_with_usage. gen_type_die is now a wrapper
22476 that assumes direct usage.
22477 (gen_type_die_with_usage): Replace calls to gen_type_die
22478 with gen_type_die_with_usage adding the program usage of
22479 the referenced type.
22480 (dwarf2out_imported_module_or_decl): Suppress struct debug
22481 information using should_emit_struct_debug when appropriate.
22483 2007-04-16 Ian Lance Taylor <iant@google.com>
22485 PR tree-optimization/31522
22486 * tree-vrp.c (vr_phi_edge_counts): New static variable.
22487 (vrp_initialize): Allocate vr_phi_edge_counts.
22488 (vrp_visit_phi_node): Don't push to infinity if we saw a new
22489 executable edge. Drop test for all constants.
22490 (vrp_finalize): Free vrp_phi_edge_counts.
22492 * doc/cpp.texi (Common Predefined Macros): Clarify description of
22493 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
22495 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
22496 predecessors at head rather than tail.
22498 2007-04-16 Matthias Klose <doko@debian.org>
22500 * config/alpha/linux.h (CPP_SPEC): Define.
22501 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
22503 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
22505 * function.h: Remove sequence_stack extern declaration.
22507 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
22509 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
22511 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
22514 2007-04-16 Anatoly Sokolov <aesok@post.ru>
22516 * config/avr/avr.c (avr_arch_types): Rearranging array.
22517 (enum avr_arch): Add.
22518 (avr_mcu_types): Use avr_arch enumeration constants instead of
22520 * config/avr/avr.h (LINK_SPEC): Simplify.
22522 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
22524 * config/m68k/m68k.c (m68k_libcall_value,
22525 m68k_function_value): Use macros for register names more.
22527 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
22529 (M68K_REGNAME): Use A6_REG.
22530 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
22532 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22534 PR middle-end/28071
22535 * sched-int.h (struct deps): Split field 'pending_lists_length' into
22536 'pending_read_list_length' and 'pending_write_list_length'. Update
22538 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
22539 to handle two length counters instead of one. Update all uses.
22540 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
22541 two length counters instead of one.
22542 * sched-rgn.c (propagate_deps): Update to handle two length counters
22545 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
22548 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
22549 copy of source, pass it to ix86_expand_vector_set and return
22552 2007-04-16 David Ung <davidu@mips.com>
22553 Joseph Myers <joseph@codesourcery.com>
22555 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
22556 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
22557 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
22558 Add 74K processor information.
22559 * config/mips/mips.md: Include 74k.md.
22560 (cpu): Add 74kc,74kf,74kx.
22561 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
22562 * config/mips/74k.md: New.
22563 * doc/invoke.texi (MIPS Options): Document 74K support.
22565 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
22567 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
22568 vectorizable_* functions.
22569 * tree-vect-transform.c (vectorizable_call): Add check for
22570 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
22571 (vectorizable_store): likewise.
22572 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
22574 (vectorizable_operation, vectorizable_type_demotion): Likewise.
22575 (vectorizable_type_promotion, vectorizable_load): Likewise.
22576 (vectorizable_live_operation, vectorizable_condition): Likewise.
22577 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
22579 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
22581 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22583 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
22584 register numbers more.
22585 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
22586 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
22587 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
22588 FUNCTION_VALUE_REGNO_P): Likewise.
22589 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
22590 STATIC_CHAIN_REGNUM): Likewise.
22591 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
22592 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
22593 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
22594 * config/m68k/m68k.md (FP_REG): New.
22596 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22598 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
22601 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22603 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
22604 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
22607 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22609 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
22612 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
22615 * c-decl.c (finish_decl): Grab the type of the decl after the call
22616 to store_init_value.
22618 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
22620 * common.opt (fforward-propagate): Fix "Optimization" annotation.
22622 2007-04-14 Jakub Jelinek <jakub@redhat.com>
22625 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
22626 dominators, post dominators and cleanup cfg before returning.
22628 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
22630 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
22631 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
22633 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
22635 * config.gcc: Recognize fido.
22636 * config/m68k/m68k-devices.def (fidoa): New.
22637 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
22639 (FL_FIDOA, TARGET_FIDOA): New.
22640 * config/m68k/m68k.opt (mfidoa): New.
22642 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22644 PR middle-end/31322
22645 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
22646 when a personality function is used.
22648 2007-04-13 Bob Wilson <bob.wilson@acm.org>
22650 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
22652 2007-04-13 Mike Stump <mrs@apple.com>
22654 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
22656 * config/darwin.opt (fapple-kext): Make C++ only.
22657 * config/darwin.c (darwin_override_options): Remove code to ensure
22658 -fapple-kext is given for C++ only.
22660 2007-04-13 Richard Sandiford <richard@codesourcery.com>
22662 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
22663 * config/mips/mips.c (override_options): Call
22664 SUBTARGET_OVERRIDE_OPTIONS, if defined.
22666 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
22668 * config/i386/i386.opt (msvr3-shlib): Removed.
22670 * doc/invoke.texi: Remove -msvr3-shlib.
22672 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
22674 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
22675 with "popcnt" instruction.
22677 2007-04-13 Richard Guenther <rguenther@suse.de>
22679 PR tree-optimization/21258
22680 * tree-vrp.c (compare_case_labels): New helper.
22681 (find_switch_asserts): New function.
22682 (find_assert_locations): Call it for SWITCH_EXPRs.
22684 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
22686 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
22687 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
22688 check is now implied in X87_FLOAT_MODE_P.
22689 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
22690 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
22691 (fix_trunc<mode>_i386_fisttp): Ditto.
22692 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
22693 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
22694 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
22695 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
22696 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
22697 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
22698 (unnamed_splitters): Ditto.
22699 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
22700 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
22701 FIRST_SSE_REG for local functions when SSE math is enabled or
22702 for functions with sseregparm attribute.
22703 (standard_80387_constant_p): Return -1 if mode is not
22705 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
22706 (ix86_expand_compare): Ditto.
22707 (ix86_expand_carry_flag_compare): Ditto.
22708 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
22709 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
22710 DECIMAL_FLOAT_MODE_P.
22711 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
22712 of SCALAR_FLOAT_MODE_P.
22713 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
22714 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
22715 checks before FLOAT_MODE_P.
22716 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
22717 before FLOAT_MODE_P.
22722 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
22724 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
22725 Charles Wilson <libtool@cwilson.fastmail.fm>
22727 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
22728 (libgcc.mvars): Don't depend on them.
22729 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
22730 * exec-tool.in: New.
22732 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
22734 * doc/invoke.text (--help): Document --help=common.
22736 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
22738 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
22740 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22742 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
22743 * genemit.c (main): Emit #include "integrate.h".
22744 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
22745 (LOADGP_RTP): New mips_loadgp_style.
22746 * config/mips/mips.h: Include config/vxworks-dummy.h.
22747 (TARGET_RTP_PIC): New macro.
22748 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
22749 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
22750 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
22751 for TARGET_RTP_PIC.
22752 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
22753 -mvxworks-pic when using -mrtp and a PIC option.
22754 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
22756 (mips_symbolic_constant_p, mips_symbolic_address_p)
22757 (mips_symbol_insns): Handle SYMBOL_HALF.
22758 (override_options): Warn about -G and -mrtp being used together.
22759 Initialize mips_lo_relocs[SYMBOL_HALF].
22760 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
22761 (mips_emit_loadgp): Handle LOADGP_RTP.
22762 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
22763 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
22764 (tablejump): Handle function-relative case table entries if
22766 * config/mips/predicates.md (symbol_ref_operand): New predicate.
22768 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22770 * config/mips/mips.md (load_call<mode>): Allow any general register.
22772 (sibcall_value_internal, sibcall_value_multiple_internal)
22773 (call_value_internal, call_value_split, call_value_multiple_internal)
22774 (call_value_multiple_split): Remove constraints from operand 0.
22776 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22778 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
22779 rather than loadgp_noshared.
22780 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
22781 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
22783 * config/mips/mips.md (loadgp): Rename to...
22784 (loadgp_newabi): ...this.
22785 (loadgp_noshared): Rename to...
22786 (loadgp_absolute): ...this.
22788 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22790 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
22791 false for locally-binding symbols.
22792 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
22794 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22796 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
22797 (SYMBOL_GOT_PAGE_OFST): ...this.
22798 (SYMBOL_GOT_GLOBAL): Rename to...
22799 (SYMBOL_GOT_DISP): ...this.
22800 (SYMBOL_GOTOFF_GLOBAL): Rename to...
22801 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
22802 * config/mips/mips.c (mips_global_symbol_p): New function.
22803 (mips_symbol_binds_local_p): Likewise.
22804 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
22805 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
22806 mips_global_symbol_p and mips_symbol_binds_local_p.
22807 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
22808 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
22809 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
22810 SYMBOL_GOTOFF_DISP.
22811 (mips_ok_for_lazy_binding_p): New function.
22812 (mips_load_call_address, mips_expand_call): Use it.
22813 (mips_dangerous_for_la25_p): Likewise.
22814 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
22815 (*got_disp<mode>): Use got_disp_operand instead of
22816 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
22817 SYMBOL_GOTOFF_GLOBAL.
22818 (*got_page<mode>): Use got_page_ofst_operand instead of
22820 * config/mips/predicates.md (const_call_insn_operand): Use
22821 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
22822 (global_got_operand): Rename to...
22823 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
22825 (local_got_operand): Rename to...
22826 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
22827 of SYMBOL_GOT_LOCAL.
22829 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22831 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
22832 TARGET_CALL_CLOBBERED_GP.
22833 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22834 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
22835 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
22836 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
22837 of TARGET_ABICALLS && !TARGET_NEWABI.
22838 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22839 * config/mips/mips.c (mips_load_call_address): Check
22840 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
22841 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22842 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
22843 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
22844 TARGET_ABICALLS && TARGET_NEWABI.
22845 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
22847 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
22848 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
22849 TARGET_ABICALLS && TARGET_NEWABI.
22850 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
22851 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
22852 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
22853 whether indirect calls must use $25.
22854 (mips_extra_live_on_entry): Check TARGET_GOT instead of
22856 * config/mips/mips.md (jal_macro): Check flag_pic and
22857 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
22858 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
22859 instead of TARGET_ABICALLS.
22860 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
22861 TARGET_ABICALLS && TARGET_OLDABI.
22862 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22863 (sibcall): In the comment above the define_insn, mention
22864 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
22865 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
22866 instead of TARGET_ABICALLS.
22868 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
22870 * doc/md.texi (Blackfin family constraints): Document PA and PB.
22871 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
22872 (MACFLAGS_MATCH_P): New macro.
22873 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
22874 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
22875 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
22876 the other MACFLAG constants.
22877 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
22878 (flag_machi): Tighten constraints. Renumber some of the operands.
22879 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
22881 (flag_machi_parts_acconly): New pattern.
22882 (flag_macinithi): Tighten constraints. Allow any accumulator to be
22884 (flag_macinit1hi): Tighten constraints.
22885 (flag_mul_macv2hi_parts_acconly): New pattern.
22887 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
22888 Use a more efficient implementation.
22889 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
22890 inline sequences when not optimizing for size.
22892 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
22893 movhi_high2low): Delete, merge functionality into...
22894 (packv2hi): ... this pattern.
22896 2007-02-11 Jie Zhang <jie.zhang@analog.com>
22897 * config/bfin/bfin.opt (msim): New option.
22898 (mcpu=): New option.
22899 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
22900 (bfin_cpu_t): Typedef of enum bfin_cpu.
22901 (bfin_cpu_type): New declaration.
22902 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
22903 -msim and -mcpu= options.
22904 (LIB_SPEC): Likewise.
22905 * config/bfin/bfin.c (bfin_cpu_type): Define.
22906 (bfin_handle_option): Handle -mcpu= option.
22907 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
22908 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
22909 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
22911 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22913 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
22914 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
22915 (powerpc-wrs-vxworksae): Use ${tm_file}.
22916 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
22917 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
22918 * config/i386/vx-common.h: New file.
22920 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22922 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
22925 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
22927 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
22930 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
22934 * c-common.c (c_build_qualified_type): Set canonical type
22937 2007-04-12 Richard Guenther <rguenther@suse.de>
22939 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
22940 lower bound and element size if lower bound is not zero
22941 or either of the ARRAY_REF operands is set.
22943 2007-04-12 Richard Guenther <rguenther@suse.de>
22945 PR tree-optimization/24689
22946 PR tree-optimization/31307
22947 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
22949 * gimplify.c (canonicalize_addr_expr): To be consistent with
22950 gimplify_compound_lval only set operands two and three of
22951 ARRAY_REFs if they are not gimple_min_invariant. This makes
22952 it never at this place.
22953 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
22955 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22957 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
22958 null before emitting a .nsubspa directive.
22960 2007-04-11 Diego Novillo <dnovillo@redhat.com>
22962 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
22963 need_to_partition_p if there are no memory statements in the
22966 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22968 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
22969 (gcd_of_steps_may_divide_p): New function.
22970 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
22972 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22974 * reload.c (find_reloads_toplev, find_reloads_address,
22975 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
22976 not a pointer equality test, to decide if we need to call
22977 push_reg_equiv_alt_mem.
22979 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
22981 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
22982 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
22984 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
22986 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22988 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
22989 vector to be positive.
22991 2007-04-11 Diego Novillo <dnovillo@redhat.com>
22995 * doc/invoke.texi: Document --params max-aliased-vops and
22997 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
22998 debug_memory_partitions): Move to tree-flow.h
22999 * params.h (AVG_ALIASED_VOPS): Define.
23000 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
23002 (mp_info_t): Likewise.
23003 (get_mem_sym_stats_for): New.
23004 (set_memory_partition): Move from tree-flow-inline.h.
23005 (mark_non_addressable): Only clear the set of symbols for the
23006 partition if it exists.
23007 (dump_memory_partitions): Move from tree-ssa-operands.c
23008 (debug_memory_partitions): Likewise.
23009 (need_to_partition_p): New.
23010 (dump_mem_ref_stats): New.
23011 (debug_mem_ref_stats): New.
23012 (dump_mem_sym_stats): New.
23013 (debug_mem_sym_stats): New.
23014 (update_mem_sym_stats_from_stmt): New.
23015 (compare_mp_info_entries): New.
23016 (mp_info_cmp): Call it.
23017 (sort_mp_info): Change argument to a list of mem_sym_stats_t
23019 (get_mpt_for): Move from tree-ssa-operands.c.
23020 (find_partition_for): New.
23021 (create_partition_for): Remove.
23022 (estimate_vop_reduction): New.
23023 (update_reference_counts): New.
23024 (build_mp_info): New.
23025 (compute_memory_partitions): Refactor.
23026 Document new heuristic.
23027 Call build_mp_info, update_reference_counts,
23028 find_partition_for and estimate_vop_reduction.
23029 (compute_may_aliases): Populate virtual operands before
23030 calling debugging dumps.
23031 (delete_mem_sym_stats): New.
23032 (delete_mem_ref_stats): New.
23033 (init_mem_ref_stats): New.
23034 (init_alias_info): Call it.
23035 (maybe_create_global_var): Remove alias_info argument.
23036 Get number of call sites and number of pure/const call sites
23037 from gimple_mem_ref_stats().
23038 (dump_alias_info): Call dump_memory_partitions first.
23039 (dump_points_to_info_for): Show how many times a pointer has
23041 * opts.c (decode_options): For -O2 set --param
23042 max-aliased-vops to 500.
23043 For -O3 set --param max-aliased-vops to 1000 and --param
23044 avg-aliased-vops to 3.
23045 * fortran/options.c (gfc_init_options): Remove assignment to
23047 * tree-flow-inline.h (gimple_mem_ref_stats): New.
23048 * tree-dfa.c (dump_variable): Dump memory reference
23050 Dump NO_ALIAS* settings.
23051 (referenced_var_lookup): Tidy.
23052 (mem_sym_stats): New.
23053 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
23054 and ORIG are different SSA names for a memory partition.
23055 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
23056 * tree-flow.h (struct mem_sym_stats_d): Define.
23057 (mem_sym_stats_t): Define.
23058 (struct mem_ref_stats_d): Define.
23059 (struct gimple_df): Add field mem_ref_stats.
23060 (enum noalias_state): Define.
23061 (struct var_ann_d): Add bitfield noalias_state.
23062 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
23063 debug_mem_ref_stats, debug_memory_partitions,
23064 debug_mem_sym_stats): Declare.
23065 * tree-ssa-structalias.c (update_alias_info): Update call
23066 sites, pure/const call sites and asm sites in structure
23067 returned by gimple_mem_ref_stats.
23068 Remove local variable IS_POTENTIAL_DEREF.
23069 Increase NUM_DEREFS if the memory expression is a potential
23071 Call update_mem_sym_stats_from_stmt.
23072 If the memory references memory, call
23073 update_mem_sym_stats_from_stmt for all the direct memory
23074 symbol references found.
23075 (intra_create_variable_infos): Set noalias_state field for
23076 pointer arguments according to the value of
23077 flag_argument_noalias.
23078 * tree-ssa-structalias.h (struct alias_info): Remove fields
23079 num_calls_found and num_pure_const_calls_found.
23080 (update_mem_sym_stats_from_stmt): Declare.
23081 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
23082 Set default value to 100.
23083 (PARAM_AVG_ALIASED_VOPS): Define.
23085 2007-04-11 Richard Guenther <rguenther@suse.de>
23087 PR middle-end/31530
23088 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
23089 a * -b + c as c - a * b if we honor sign dependent rounding.
23091 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
23093 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
23094 bfin_expand_strmov.
23095 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
23096 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
23098 (initialize_trampoline): Don't use old-style function definition.
23099 (bfin_secondary_reload): Mark IN_P argument as unused.
23101 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
23103 PR tree-optimization/31343
23104 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
23105 (build_polynomial_chrec): Return a scalar when the evolution is zero.
23106 * testsuite/gcc.dg/vect/pr31343.c: New.
23108 2007-04-10 Eric Christopher <echristo@apple.com>
23110 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
23111 * config/i386/i386.md (*cmpfp0): Use.
23112 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
23113 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
23114 (fix_trunc<mode>_i386_fisttp): Ditto.
23115 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
23116 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
23117 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
23118 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
23119 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
23120 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
23121 (unnamed_splitters): Ditto.
23122 * config/i386/i386.c (output_fix_trunc): Assert that
23123 we're not being passed a TFmode operand.
23125 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
23127 PR tree-optimization/31526
23128 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
23129 n_basic_blocks to find newly added blocks.
23131 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
23133 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
23135 (fix_trunc<mode>si_sse): Ditto.
23136 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
23137 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
23138 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
23139 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
23140 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
23141 expander using SSEMODEF mode macro.
23142 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
23143 expander using SSEMODEF mode macro.
23144 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
23145 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
23146 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
23147 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
23148 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
23149 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
23150 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
23151 Macroize insn using X87MODEF mode macro.
23153 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
23155 * config/i386/sse.md (sse2_pinsrw): Removed.
23156 (sse2_pextrw): Renamed to ...
23157 (*sse2_pextrw): This.
23159 2007-04-09 Jan Hubicka <jh@suse.cz>
23162 * config/i386/sse.md
23163 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
23164 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
23165 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
23166 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
23168 2007-04-09 Jan Hubicka <jh@suse.cz>
23170 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
23171 multiple fields of union.
23173 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
23175 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
23176 (create_preheaders): Check that loops are available.
23177 (fix_loop_structure): Clean up, improve comments.
23178 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
23179 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
23181 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
23182 * predict.c (tree_estimate_probability): Do not call
23183 calculate_dominance_info. Call create_preheaders.
23184 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
23185 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
23187 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
23188 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
23189 * tree-cfg.c (tree_split_edge): Make an assert more precise.
23190 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
23193 2007-04-08 Jan Hubicka <jh@suse.cz>
23195 * tree.h (maybe_fold_offset_to_component_ref): Declare.
23196 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
23197 * fold-const.c (fold_unary): Use it.
23199 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
23201 * varasm.c (assemble_variable): Remove call to
23202 lang_hooks.decls.prepare_assemble_variable.
23203 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
23204 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
23205 * langhooks.h (lang_hooks_for_decls): Remove
23206 prepare_assemble_variable.
23208 2007-04-08 Mike Stump <mrs@apple.com>
23210 * config/i386/i386.c: Use inc/dec on Core2.
23212 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
23214 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
23215 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
23216 lhd_tree_inlining_end_inlining): Remove.
23217 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
23218 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
23219 end_inlining hooks.
23220 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
23221 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
23222 lhd_tree_inlining_end_inlining): Remove prototypes.
23223 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
23224 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
23225 LANG_HOOKS_TREE_INLINING_START_INLINING,
23226 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
23228 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
23231 2007-04-08 Anatoly Sokolov <aesok@post.ru>
23234 * config/avr/predicates.md (io_address_operand): Delete predicate.
23235 (low_io_address_operand): Don't use 'mode' argument.
23236 (higth_io_address_operand): Rename ...
23237 (high_io_address_operand): ... to this. Don't use 'mode' argument.
23238 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
23241 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
23243 Revert change removing staticp.
23245 2007-04-07 Anatoly Sokolov <aesok@post.ru>
23248 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
23251 2007-04-07 Bruce Korb <bkorb@gnu.org>
23253 * c.opt: Add -Wformat-contains-nul.
23254 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
23256 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
23257 the NUL byte warning.
23259 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
23261 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
23263 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
23265 * tree.c (staticp): No longer use staticp langhook.
23266 * langhooks.c (lhd_staticp): Removed.
23267 * langhooks.h (struct lang_hooks): Remove staticp.
23268 * c-common.c (c_staticp): Remove.
23269 * c-common.h (c_staticp): Ditto.
23270 * langhooks-defs.h (lhd_staticp): Ditto.
23271 (LHD_HOOKS_STATICP): Ditto
23272 * tree.h (gcc_assert_lowered): New macro.
23274 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
23276 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
23277 argument "reliable".
23278 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
23279 Add argument "reliable". Propagate it through calls.
23280 (infer_loop_bounds_from_undefined): Derive number of iterations
23281 estimates from references in blocks that do not dominate loop latch.
23282 (gcov_type_to_double_int): New function.
23283 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
23284 and expected_loop_iterations_unbounded.
23285 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
23286 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
23287 * tree-data-ref.c (estimated_loop_iterations): Export.
23288 (get_references_in_stmt): Fix -- do not return addresses of local
23290 * cfgloop.h (expected_loop_iterations_unbounded,
23291 estimated_loop_iterations): Declare.
23293 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
23295 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
23297 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
23299 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
23300 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
23301 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
23302 Use output_387_reg_move().
23303 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
23304 expander using X87MODEF12 mode macro.
23305 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
23306 choosing register preferences. Use output_387_reg_move().
23307 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
23308 instead of "x". Use output_387_reg_move().
23309 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
23310 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
23311 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
23312 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
23313 Use output_387_reg_move().
23314 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
23316 (*truncxf?f_i387 splitter): Ditto.
23318 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
23320 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
23321 LANG_HOOKS_SAFE_FROM_P.
23322 * expr.c (safe_from_p): Remove langhook call.
23323 * langhooks.h (lang_hooks): Remove safe_from_p.
23324 (lhd_safe_from_p): Remove prototype.
23325 * langhooks.c (lhd_safe_from_p): Remove.
23327 2007-04-06 Jan Hubicka <jh@suse.cz>
23329 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
23332 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
23334 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
23335 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
23336 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
23337 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
23339 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
23340 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
23342 2007-04-05 Richard Henderson <rth@redhat.com>
23344 * config/alpha/alpha.c (print_operand) [+]: Remove.
23345 (alpha_end_function): Print nop if call at end of function.
23346 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
23347 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
23348 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
23349 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
23350 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
23351 the call pattern. Update peepholes to match.
23353 2007-04-05 Janis Johnson <janis187@us.ibm.com>
23355 * doc/extend.texi (Other Builtins): Add decimal float variants
23357 * builtins.def: Ditto.
23358 * builtins.c (expand_builtin): Ditto.
23360 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
23361 H.J. Lu <hongjiu.lu@intel.com>
23364 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
23365 of V8HImode when calling ix86_binary_operator_ok.
23366 (sse2_pmaddwd): Call ix86_binary_operator_ok.
23367 (sdot_prodv8hi): Operands 1 and 2 must be register.
23369 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
23371 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
23372 initialize align to silence bogus warning.
23374 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
23376 PR middle-end/22156
23377 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
23379 (struct sra_walk_fns): Remove use_all parameter from use.
23380 (sra_hash_tree): Handle BIT_FIELD_REFs.
23381 (sra_elt_hash): Don't hash bitfld blocks.
23382 (sra_elt_eq): Skip them in parent compares as well. Handle
23384 (sra_walk_expr): Don't maintain or pass down use_all_p.
23385 (scan_use): Remove use_all parameter.
23386 (scalarize_use): Likewise. Re-expand assignment to
23387 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
23388 output, and re-scalarize after output. Don't mark anything
23390 (scalarize_ldst): Adjust.
23391 (scalarize_walk_gimple_modify_statement): Likewise.
23392 (build_element_name_1): Handle BIT_FIELD_REFs.
23393 (instantiate_element): Don't warn for any element whose parent
23394 is used as a whole.
23395 (instantiate_missing_elements_1): Return the sra_elt.
23396 (canon_type_for_field): New.
23397 (try_instantiate_multiple_fields): New.
23398 (instantiate_missing_elemnts): Use them.
23399 (mark_no_warning): Removed.
23400 (generate_one_element_ref): Handle BIT_FIELD_REFs.
23401 (REPLDUP, sra_build_elt_assignment): New.
23402 (generate_copy_inout): Use them.
23403 (generate_element_copy): Likewise. Handle bitfld differences.
23404 (generate_element_zero): Don't recurse for blocks. Use
23405 sra_build_elt_assignment.
23406 (generate_one_element_int): Take elt instead of var. Use
23407 sra_build_elt_assignment.
23408 (generate_element_init_1): Adjust.
23409 (scalarize_use, scalarize_copy): Use REPLDUP.
23410 (scalarize_ldst): Move assert before dereference.
23411 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
23413 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
23415 * regmove.c: Fix unused variable warnings due to previous commit.
23417 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
23419 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
23420 (regmove_bb_head): Remove.
23421 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
23422 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
23423 problems with fixup_match_1.
23424 Don't initialize/free regmove_bb_head.
23426 (reg_is_remote_constant_p): If an insn is in the same basic block
23427 but not before INSN, consider it remote, too.
23429 2007-04-05 Anatoly Sokolov <aesok@post.ru>
23432 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
23433 DECL_ASSEMBLER_NAME, not the DECL_NAME.
23435 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
23437 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
23438 (CONDITIONAL_REGISTER_USAGE): Likewise.
23440 2007-04-04 Richard Henderson <rth@redhat.com>
23442 * config/alpha/lib1funcs.asm: Remove unused file.
23444 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23447 * opts.c (print_specific_help): Fix --help=<language>
23449 (common_handle_option): Support --help=common.
23451 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23454 * gcc.c (main): Do not run the linker if
23455 print_subprocess_help indicates that it shouldn't be
23458 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23461 * doc/invoke.texi (--help=): Document <languages> value, fix
23462 formatting in tables of values.
23464 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
23466 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
23467 dllimport attribute of virtual methods.
23469 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
23471 * config/score/crti.asm: Change _bss_start to __bss_start.
23472 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
23473 (OUTGOING_REG_PARM_STACK_SPACE) update.
23474 * config/score/score.opt: add options to make backend support
23475 score5, score5u, score7 and score7d.
23476 * config/score/score.md: Likewise.
23477 * config/score/misc.md: Likewise.
23478 * config/score/mac.md: Likewise.
23479 * doc/invoke.texi: Likewise.
23480 * doc/md.texi: update constraints define.
23482 2007-04-03 Richard Henderson <rth@redhat.com>
23484 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
23485 an appropriate type, use the mode instead.
23487 2007-04-03 Richard Sandiford <richard@codesourcery.com>
23489 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
23490 Set the default --with-arch setting to mips2.
23491 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
23492 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
23493 (MULTILIB_OSDIRNAMES): Delete.
23494 (MULTILIB_DIRNAMES): Define.
23495 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
23496 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
23497 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
23498 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
23499 VXWORKS_OS_CPP_BUILTINS.
23500 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
23501 (MIPS_DEBUGGING_INFO): Undefine.
23502 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
23504 2007-04-03 Jakub Jelinek <jakub@redhat.com>
23506 PR middle-end/30704
23507 * fold-const.c (native_encode_real): Encode real.c provided longs
23508 as a series of 32-bit native integers.
23509 (native_interpret_real): Interpret buffer as a series of 32-bit
23512 2007-04-03 Richard Guenther <rguenther@suse.de>
23514 * genpreds.c (write_insn_constraint_len): Write function
23515 optimized for CONSTRAINT_LEN implementation.
23516 (write_tm_preds_h): Output insn_constraint_len inline and
23517 use it for CONSTRAINT_LEN.
23518 (write_insn_preds_c): Don't output insn_constraint_len.
23519 * doc/md.texi (define_register_constraint): Document multi-letter
23520 constraints shall have the same length if they start with the same
23523 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
23526 * config/i386/i386.md (isinf<mode>2): Expand only when
23527 TARGET_C99_FUNCTIONS is set.
23529 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
23531 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
23532 (x86_64-*-linux*): Ditto.
23533 * config/i386/i386.opt (mpc): New option.
23534 * config/i386/i386.c (overrride_options): Handle
23535 ix87_precision_string.
23536 * config/i386/crtprec.c: New file.
23537 * config/i386/t-crtpc: Ditto.
23538 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
23539 and -mpc80 options.
23540 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
23541 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
23542 crtprec32.o, crtprec64.o and crtprec80.o.
23544 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
23545 and -mpc80 options.
23546 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
23548 2007-04-02 Eric Christopher <echristo@apple.com>
23550 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
23551 limitations on darwin.
23553 2007-04-02 Anatoly Sokolov <aesok@post.ru>
23556 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
23558 2007-04-02 Dave Korn <dave.korn@artimi.com>
23560 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
23562 2007-04-02 Dave Korn <dave.korn@artimi.com>
23564 * libgcc2.h (exception_descriptor): Don't forward-declare.
23565 (__get_eh_table_language, __get_eh_table_version): Delete
23566 prototypes of long-dead functions.
23568 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
23570 * ebitmap.h: New file
23571 * ebitmap.c: New file
23572 * Makefile.in (ebitmap.o): New target.
23574 2007-04-01 Jan Hubicka <jh@suse.cz>
23576 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
23577 before very first instruction.
23579 2007-04-01 Jan Hubicka <jh@suse.cz>
23581 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
23582 waring on 64bit hosts.
23583 * bitmap.h: Fix typo in bitmap_head_def.
23585 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
23587 PR rtl-optimization/31391
23588 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
23589 into a DELETED_LABEL note, and the label is in an empty basic
23590 block, update BB_END as well as BB_HEAD.
23592 2007-04-01 Richard Henderson <rth@redhat.com>
23594 PR tree-optimization/31169
23595 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
23596 to varying if the range is outside [0, prec-1].
23598 2007-04-01 Richard Sandiford <richard@codesourcery.com>
23601 * config/mips/mips.md (load_const_gp): New insn.
23602 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
23603 the MIPS16 GP pseudo register if no_new_pseudos.
23604 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
23606 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23609 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
23611 (call_value): Likewise.
23613 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
23614 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23617 * doc/invoke.texi: (optimization options): Reword description
23618 of -ffast-math. Document its primary purpose.
23620 2007-03-31 Richard Guenther <rguenther@suse.de>
23622 * omp-low.c (splay-tree.h): Include.
23623 (lookup_decl): Replace splay-tree usage by pointer-map.
23624 (maybe_lookup_decl): Likewise.
23625 (new_omp_context): Likewise.
23626 (delete_omp_context): Likewise.
23627 * gimplify.c (splay-tree.h): Include.
23628 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
23630 (remap_ssa_name): Likewise.
23631 (remap_decl): Likewise.
23632 (remap_type_1): Likewise.
23633 (remap_type): Likewise.
23634 (copy_body_r): Likewise.
23635 (expand_call_inline): Likewise.
23636 (clone_body): Likewise.
23637 (copy_tree_r): Likewise.
23638 (remap_save_expr): Likewise.
23639 (unsave_r): Likewise.
23640 (unsave_expr_now): Likewise.
23641 (tree_function_versioning): Likewise.
23642 (build_duplicate_type): Likewise.
23643 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
23644 (struct copy_body_data): Replace splay-tree by pointer-map.
23645 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
23646 not $(SPLAY_TREE_H).
23647 (gimplify.o): Depend on $(SPLAY_TREE_H).
23648 (omp-low.p): Likewise.
23650 2007-03-31 Anatoly Sokolov <aesok@post.ru>
23652 * config/avr/predicates.md (even_register_operand,
23653 odd_register_operand): New predicates.
23654 * config/avr/avr.md (movw peephole2): New.
23655 (movw_r peephole2): New.
23657 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
23659 * tree.h (get_signed_or_unsigned_type): New.
23660 * fold-const.c (operand_equal_for_comparison_p): Use
23661 get_signed_or_unsigned_type instead of
23662 lang_hooks.types.signed_or_unsigned_type.
23663 * expr.c (store_expr): Ditto.
23664 * langhooks.c (get_signed_or_unsigned_type): New.
23665 (lhd_signed_or_unsigned_type): New.
23666 * langhooks.h (lhd_signed_or_unsigned_type): New.
23667 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
23669 2007-03-30 Richard Henderson <rth@redhat.com>
23671 * tree-ssa-loop-ivopts.c: Include target.h.
23672 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
23673 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
23674 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
23675 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
23677 2007-03-30 Richard Henderson <rth@redhat.com>
23678 Kai Tietz <kai.tietz@onevision.com>
23680 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
23681 default for 64-bit.
23682 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
23683 (TARGET_64BIT_MS_ABI): New.
23684 (DBX_REGISTER_NUMBER): Handle 64-bit.
23685 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
23686 (LONG_TYPE_SIZE): Force to 32.
23687 (REG_PARM_STACK_SPACE): New.
23688 (OUTGOING_REG_PARM_STACK_SPACE): New.
23689 (REGPARM_MAX, SSE_REGPARM_MAX): New.
23690 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
23691 (STACK_BOUNDARY): Use 128 for 64-bit.
23692 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
23693 Add 64-bit implementation.
23694 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
23696 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
23697 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
23698 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
23699 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
23700 (ix86_handle_cconv_attribute): Don't warn when ignoring if
23701 TARGET_64BIT_MS_ABI.
23702 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
23703 (ix86_pass_by_reference): Likewise.
23704 (ix86_function_value_regno_p): Likewise.
23705 (ix86_build_builtin_va_list): Likewise.
23706 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
23707 (function_arg_advance_ms_64): New.
23708 (function_arg_advance): Call it.
23709 (function_arg_ms_64): New.
23710 (function_arg): Call it.
23711 (function_value_ms_64): New.
23712 (ix86_function_value_1): Call it.
23713 (return_in_memory_ms_64): New.
23714 (ix86_return_in_memory): Call it.
23715 (setup_incoming_varargs_ms_64): New.
23716 (ix86_setup_incoming_varargs): Call it.
23717 (ix86_expand_prologue): Handle 64-bit stack probing.
23718 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
23719 (output_pic_addr_const): Likewise.
23720 (x86_this_parameter): Likewise.
23721 (x86_output_mi_thunk): Likewise.
23722 (x86_function_profiler): Likewise.
23723 (TARGET_STRICT_ARGUMENT_NAMING): New.
23724 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
23725 (TARGET_64BIT_MS_ABI): New.
23726 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
23727 * config/i386/i386.md (allocate_stack_worker): Remove.
23728 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
23729 describe the clobber of eax without a match_scratch.
23730 (allocate_stack_worker_postreload): Remove.
23731 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
23732 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
23733 (allocate_stack_worker_rex64_postreload): Remove.
23734 (allocate_stack): Handle 64-bit.
23735 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
23736 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
23737 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
23738 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
23739 (STANDARD_STARTFILE_PREFIX_1): Likewise.
23740 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
23741 * config.build (x86_64-*-mingw*): New host.
23742 * config.host (x86_64-*-mingw*): New host.
23743 * config.gcc (x86_64-*-mingw*): New target.
23744 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
23746 2007-03-30 Richard Henderson <rth@redhat.com>
23747 Kai Tietz <kai.tietz@onevision.com>
23749 * c-pragma.c (struct def_pragma_macro_value): New.
23750 (struct def_pragma_macro): New.
23751 (pushed_macro_table): New.
23752 (dpm_hash, dpm_eq): New.
23753 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
23754 (init_pragma): Install them.
23755 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
23757 2007-03-30 Anatoly Sokolov <aesok@post.ru>
23759 * config/avr/avr.c (avr_override_options): Clear
23760 'flag_delete_null_pointer_checks'.
23762 2007-03-30 Paolo Carlini <pcarlini@suse.de>
23765 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
23766 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
23767 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
23768 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
23769 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
23770 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
23771 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
23773 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
23775 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
23777 * regmove.c: Move all of pass_stack_adjustments from here...
23778 * combine-stack-adj.c: ...to this new file.
23779 * Makefile.in: Add rules for combine-stack-adj.o.
23781 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
23783 PR tree-optimization/31383
23784 * tree-data-ref.c (affine_function_equal_p): Do not require the
23785 vectors to have the same length.
23787 2007-03-30 Jan Hubicka <jh@suse.cz>
23789 PR middle-end/30700
23790 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
23791 availablility; add more sanity checking; ask varpool only about
23794 2007-03-29 Richard Henderson <rth@redhat.com>
23796 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
23797 to decide, but __SIZEOF_LONG_LONG__.
23799 2007-03-29 Richard Henderson <rth@redhat.com>
23801 * emutls.c (struct __emutls_array): New.
23802 (emutls_destroy): Use it instead of casting element 0 from void*.
23803 (__emutls_get_address): Likewise.
23805 2007-03-29 Richard Henderson <rth@redhat.com>
23807 * varasm.c (initializer_constant_valid_p): Don't deny
23808 DECL_DLLIMPORT_P on functions.
23810 * config/i386/cygming.h: Remove function declarations.
23811 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
23812 (ASM_OUTPUT_LABELREF): Remove.
23813 (COMMON_ASM_OP): Remove.
23814 (ASM_OUTPUT_COMMON): Remove.
23815 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
23816 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
23817 (ASM_DECLARE_FUNCTION_NAME): Likewise.
23818 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
23819 Rename from TARGET_ENCODE_SECTION_INFO.
23820 * config/i386/netware.h: Likewise.
23821 * config/i386/i386-protos.h: Update.
23822 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
23823 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
23824 (legitimate_constant_p): Reject dllimports.
23825 (dllimport_map, get_dllimport_decl): New.
23826 (legitimize_dllimport_symbol): New.
23827 (legitimize_address, ix86_expand_move): Use it.
23828 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
23829 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
23830 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
23831 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
23832 * config/i386/predicates.md (constant_call_address_operand): Only
23833 accept symbols; reject dllimport_p symbols.
23834 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
23835 i386_pe_maybe_record_exported_symbol.
23836 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
23837 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
23838 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
23839 trust the setting of DECL_DLLIMPORT_P.
23840 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
23841 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
23842 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
23843 tidy the argument scanning loop.
23844 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
23845 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
23846 (i386_pe_strip_name_encoding): Remove.
23847 (i386_pe_binds_local_p): New.
23848 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
23849 (i386_pe_output_labelref): Remove.
23850 (i386_pe_asm_output_aligned_decl_common): New.
23851 (i386_pe_maybe_record_exported_symbol): Rename from
23852 i386_pe_record_exported_symbol; check for dllexported symbols.
23854 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
23856 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
23857 add comment explaining why vsnprintf cannot be used.
23859 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
23861 PR tree-optimization/30666
23862 * tree.c (build_complex_type): When creating type names for DWARF2
23863 debug info, create TYPE_DECLs for TYPE_NAME instead of
23865 (build_common_tree_nodes_2): Use build_complex_type when building
23866 predefined complex types, to preserve canonical types.
23868 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
23870 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
23871 (noce_get_alt_condition): Look at it to determine whether to
23872 reverse the condition or not.
23873 (noce_get_condition): Substitute the truth for lies.
23874 (noce_find_if_block): Set the then_else_reversed field.
23876 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
23878 * config/fr30/fr30.md (movdi): Do not accept immediates as the
23879 destination of this insn.
23880 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
23881 than calling gen_rtx_SET directly. Use r0 to hold the value of
23882 'address + 4' rather than a stack based temporary which can be
23883 mis-optimized away.
23885 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
23887 * config/s390/s390.c (s390_secondary_input_reload_class,
23888 s390_secondary_output_reload_class): Functions removed.
23889 (s390_secondary_reload): New function.
23890 (TARGET_SECONDARY_RELOAD): Target macro defined.
23891 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
23892 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
23893 * config/s390/s390.md ("reload_outti", "reload_outdi",
23894 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
23895 "reload_out<mode>"): Expanders removed.
23896 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
23897 "reload<mode>_nonoffmem_out"): Expanders added.
23899 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
23901 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
23902 action if SRC->DEST replacement failed anyway.
23904 2007-03-28 Mike Stump <mrs@apple.com>
23906 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
23907 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
23908 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
23910 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
23912 * config.gcc: Accept barcelona as a variant of amdfam10.
23913 * config/i386/i386.c (override_options): Likewise.
23914 * doc/invoke.texi: Likewise.
23916 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
23918 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
23919 offsets for BIT_FIELD_REF and COMPONENT_REF.
23921 2007-03-28 Richard Guenther <rguenther@suse.de>
23923 * tree.c (is_global_var): Move ...
23924 * tree-flow-inline.h (is_global_var): ... here.
23925 * tree.h (is_global_var): Remove declaration.
23927 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
23929 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
23931 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
23932 * config/i386/i386.c (ix86_tune_features): Initialize new
23934 * config/i386/predicates.md (promotable_binary_operator): Use
23935 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
23937 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
23940 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
23942 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
23944 * config/fr30/fr30.md (movsi_internal): Change destination
23945 constraint from m to V and add m to the end.
23947 2007-03-28 Christian Bruel <christian.bruel@st.com>
23949 * config/sh/sh.md (movsi_i): Fix type attribute.
23951 2007-03-28 Christian Bruel <christian.bruel@st.com>
23953 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
23954 (movsf_ie): Likewise.
23956 2007-03-28 Christian Bruel <christian.bruel@st.com>
23958 * config.gcc: Add sh4-300 to multilib.
23959 * config/sh/t-mlib-sh4-300: New file.
23961 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
23963 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
23964 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
23965 fix_trunc<mode>di2.
23966 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
23967 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
23968 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
23969 "fixuns_trunctddi2"): Whitespace fix.
23971 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
23973 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
23974 the definition of struct sh_args.
23975 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
23976 CALL_COOKIE_INT_REG_GET): Likewise.
23978 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
23980 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
23981 transformations are applied successfully.
23983 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
23985 * tree.c (tree_contains_struct): Permit 512 tree codes.
23986 * tree.h (tree_contains_struct): Ditto.
23987 (MAX_TREE_CODES): Ditto.
23988 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
23989 SPARE member to store remaining padding bits.
23991 2007-03-27 Anatoly Sokolov <aesok@post.ru>
23993 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
23996 2007-03-27 Janis Johnson <janis187@us.ibm.com>
23998 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
23999 * configure: Regenerate.
24001 * configure: Regenerate using the correct version of autoconf.
24003 2007-03-27 Anatoly Sokolov <aesok@post.ru>
24005 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
24007 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
24008 regs to "__SP_L__" and "__SP_H__".
24010 2007-03-27 Richard Guenther <rguenther@suse.de>
24012 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
24013 computations with it with a HOST_WIDE_INT variable.
24015 2007-03-26 Mike Stump <mrs@apple.com>
24017 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
24018 objective-c-header, objective-c++-header and objc++-cpp-output
24020 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
24022 2007-03-26 Richard Henderson <rth@redhat.com>
24025 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
24026 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
24027 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
24028 IX86_BUILTIN_PSRLQ128): New.
24029 (ix86_init_mmx_sse_builtins): Add them.
24030 (ix86_expand_builtin): Expand them.
24031 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
24032 operand 2 be TImode.
24033 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
24034 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
24035 _mm_srli_epi64): Mark __B const.
24036 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
24037 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
24038 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
24039 new two-vector shift builtins.
24041 2007-03-26 Ian Lance Taylor <iant@google.com>
24043 PR tree-optimization/31345
24044 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
24045 [+INF, +INF(OVF)] into VARYING.
24047 2007-03-26 Zack Weinberg <zackw@panix.com>
24049 * gengtype-parse.c: New file.
24050 * gengtype-yacc.y: Delete.
24051 * gengtype-lex.l: Don't include gengtype-yacc.h.
24052 Define YY_DECL and yyterminate appropriately for recursive
24053 descent parser. yylval is now a string out-parameter to yylex.
24054 (HWS, EOID): New shorthand.
24055 (IWORD): Add a couple more types.
24056 (yylex): Add a setup stanza. Remove the complex rules for
24057 detecting GTY'ed types and typedefs; replace with simple
24058 keyword detectors. Adjust everything for the changed
24059 definition of yylval. Ignore all pp-directives, not just #define.
24061 (parse_file): Rename yybegin; do not call yyparse.
24063 * gengtype.c (xasprintf): Export again.
24064 (this_file): New. Use everywhere __FILE__ was being used.
24065 (get_lang_bitmap): Special case types defined in gengtype.c.
24066 (do_typedef, new_structure): Suppress definition of certain types.
24067 (new_structure): Improve diagnostics of duplicate definitions.
24068 Make sure location_s is associated with input.h.
24069 (nreverse_pairs, define_location_structures): New functions.
24070 (main): Improve tagging of kludge types. Remove old kludges
24071 for input.h types; use define_location_structures.
24072 * gengtype.h: Update prototypes. Define token codes here.
24073 * Makefile.in: Remove all references to gengtype-yacc.
24074 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
24076 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
24077 add GTY((skip)) to the field that's only conditionally there.
24078 * doc/install.texi: Document that Bison is no longer required
24079 unless building treelang.
24081 * gengtype.c: Don't include gtyp-gen.h.
24082 (srcdir): Declare here.
24083 (base_files, lang_dir_names): Allocate dynamically.
24084 (gt_files, num_gt_files, num_lang_dirs): New globals.
24085 (measure_input_list, read_input_line, read_input_list)
24086 (set_lang_bitmap): New functions.
24087 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
24088 simplify, relying on read_input_list to set up the bitmaps.
24089 (main): Arguments are no longer unused. Check for correct number
24090 of command line arguments, set srcdir and srcdir_len, then call
24091 read_input_list, before doing anything else. No need to worry
24092 about duplicates in main loop.
24093 * configure.ac: Simplify the calculation of all_gtfiles.
24094 Put language tags in there. Don't set or substitute
24095 all_gtfiles_files_langs or all_gtfiles_files_frags.
24096 * Makefile.in: Revamp the way gengtype is invoked, now that it
24097 takes a file on its command line with a much simpler format.
24098 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
24099 (GTFILES): Remove duplicates and C source files.
24100 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
24101 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
24102 * configure: Regenerate.
24104 * gengtype.h: Remove all type definitions to gengtype.c; leave
24105 only definitions of options_p, type_p, and pair_p as opaque
24106 pointers. Update prototypes.
24107 * gengtype.c: Many type definitions moved here from gengtype.h.
24108 Consolidate type definitions at the top of the file.
24109 (xvasprintf): Delete.
24110 (xasprintf): Make static.
24111 (create_nested_pointer_option): Add 'next' parameter.
24112 (create_field_all, create_field_at): New functions.
24113 (create_field): Now a thin wrapper around create_field_all.
24114 (create_optional_field): Rename create_optional_field_ and add
24115 line argument. Original name is now a macro which supplies
24117 (oprintf): Use vsnprintf directly.
24118 (close_output_files): Use fatal rather than perror/exit.
24119 (note_def_vec, note_def_vec_alloc): Use create_field_at.
24120 (main): Set progname. Don't use exit.
24121 * gengtype-yacc.y (struct_fields): Use create_field_at.
24122 (option, optionseqopt): Delete.
24123 (optionseq): Consolidate productions from option here so we
24124 can use the first argument to create_option.
24126 * gengtype-lex.l: Distinguish unions from structures in the
24127 token type. Don't call find_structure; return the tag as a string.
24128 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
24129 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
24130 string. Reorganize typedef_struct production accordingly.
24131 Use create_nested_ptr_option.
24132 * gengtype.c (create_nested_ptr_option): New function.
24133 * gengtype.h: Declare it.
24135 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
24136 (string_type): Don't declare.
24137 (do_scalar_typedef): Declare.
24138 (create_scalar_type): Update prototype.
24139 * gengtype.c (string_type): Make static.
24140 (scalar_nonchar, scalar_char): New.
24141 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
24142 (resolve_typedef): Use scalar_nonchar for error recovery.
24143 (create_scalar_type): Remove name_len field. Return scalar_char
24144 or scalar_nonchar as appropriate.
24145 (adjust_field_type): Look at scalar_is_char boolean to decide whether
24146 to use string_type.
24147 (throughout): Use scalar_nonchar instead of calling
24148 create_scalar_type, whenever possible.
24149 (main): Initialize scalar_char and scalar_nonchar before calling
24151 * gengtype-lex.l: Adjust for removal of second argument to
24152 create_scalar_type. Use yylval.s instead of yylval.t when
24154 * gengtype-yacc.y: Type of SCALAR is string. Call
24155 create_scalar_type from type:SCALAR rule. Adjust for removal of
24156 second argument to create_scalar_type.
24158 * vec.h: Remove all #if IN_GENGTYPE blocks.
24159 Add comment saying that changes may require adjustments to gengtype.
24160 * gengtype.c: Don't include coretypes.h or tm.h.
24161 Add comment to inclusion of errors.h.
24162 (note_def_vec, note_def_vec_alloc): New functions.
24163 * gengtype.h: Declare new functions.
24164 * gengtype-lex.l: Don't include coretypes.h.
24165 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
24167 (update_lineno): Remove unnecessary prototype.
24168 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
24169 (VEC rule): Just return VEC_TOKEN.
24170 * gengtype-yacc.y (VEC_TOKEN): New token type.
24171 (type): Add a production for VEC(a,b).
24172 * Makefile.in: Update dependencies.
24174 * gengtype-lex.l: Remove rules for parsing pointer-to-function
24175 typedefs that use the old PARAMS macro.
24177 * gengtype-lex.l: Remove all rules and states relating to yacc
24179 * gengtype-yacc.y: Similarly.
24180 * gengtype.c (note_yacc_type): Delete function.
24181 * gengtype.h: Update prototypes.
24183 2007-03-26 Joseph Myers <joseph@codesourcery.com>
24185 * tree-pretty-print.c (dump_generic_node): Report precision of
24186 unnamed integer types.
24188 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
24190 * ifcvt.c (noce_try_store_flag_constants): Don't check
24191 no_new_pseudos here.
24192 (noce_try_store_flag_constants): Don't check no_new_pseudos.
24193 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
24194 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
24195 noce_try_sign_mask): Likewise.
24196 (if_convert): Check no_new_pseudos here.
24198 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
24200 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
24201 (noce_get_condition): Handle new then_else_reversed argument.
24202 (noce_init_if_info): Remove, fold into noce_find_if_block.
24203 (noce_process_if_block): Take a struct noce_if_info as the
24204 argument. Don't set up one based on ce_if_info. Update pointer
24205 references accordingly.
24206 (cond_move_process_if_block): Likewise.
24207 (process_if_block): Removed.
24208 (find_if_block): Removed. Move functionality two new functions,
24209 noce_find_if_block and cond_exec_find_if_block.
24210 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
24211 blocks and the symmetric IF-ELSE-JOIN case.
24212 (cond_exec_find_if_block): Also new function mostly based on old
24213 find_if_block and process_if_block.
24214 (find_if_header): Replace find_if_block call with separately
24215 guarded calls to noce_find_if_block and cond_exec_find_if_block.
24216 (find_cond_trap): Update noce_get_condition call.
24217 (dead_or_predicable): Likewise.
24219 2007-03-26 Jakub Jelinek <jakub@redhat.com>
24221 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
24223 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
24224 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
24225 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
24226 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
24227 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
24228 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
24229 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
24230 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
24231 __builtin_ia32_psrad128 builtins.
24233 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
24235 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
24236 * config/i386/constraints.md
24237 (define_constraint "I"): Use IN_RANGE macro.
24238 (define_constraint "J"): Ditto.
24239 (define_constraint "K"): Ditto.
24240 (define_constraint "M"): Ditto.
24241 (define_constraint "N"): Ditto.
24242 (define_constraint "O"): Ditto.
24243 * config/i386/predicates.md
24244 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
24245 (define_predicate "const_0_to_3_operand"): Ditto.
24246 (define_predicate "const_0_to_7_operand"): Ditto.
24247 (define_predicate "const_0_to_15_operand"): Ditto.
24248 (define_predicate "const_0_to_63_operand"): Ditto.
24249 (define_predicate "const_0_to_255_operand"): Ditto.
24250 (define_predicate "const_1_to_31_operand"): Ditto.
24251 (define_predicate "const_2_to_3_operand"): Ditto.
24252 (define_predicate "const_4_to_7_operand"): Ditto.
24254 2007-03-25 David Edelsohn <edelsohn@gnu.org>
24256 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
24257 in SImode for save_world.
24258 * config/rs6000/altivec.md (save_world, restore_world): Convert to
24261 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
24263 PR tree-optimization/30784
24264 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
24267 2007-03-25 Revital Eres <eres@il.ibm.com>
24269 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
24270 Fold movement_possibility function into it.
24272 2007-03-25 David Edelsohn <edelsohn@gnu.org>
24274 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
24275 (load_macho_picbase_{si,di}): Convert to LR hard reg.
24276 (call_indirect_nonlocal_darwin64): Same.
24277 (call_nonlocal_darwin64): Same.
24278 (call_value_indirect_nonlocal_darwin64): Same.
24279 (call_value_nonlocal_darwin64): Same.
24280 (sibcall_nonlocal_darwin64): Same.
24281 (sibcall_value_nonlocal_darwin64): Same.
24282 (sibcall_symbolic_64): Same.
24283 (sibcall_value_symbolic_64): Same.
24284 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
24286 (rs6000_emit_load_toc_table): Same.
24287 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
24288 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
24290 (divss_call): Same.
24291 (divus_call): Same.
24292 (quoss_call): Same.
24293 (quous_call): Same.
24294 (load_toc_v4_pic_si): Same
24295 (load_toc_v4_PIC_1): Same.
24296 (load_toc_v4_PIC_1b): Same.
24297 (call_indirect_aix{32,64}): Same.
24298 (call_value_indirect_aix{32,64}): Same.
24300 (call_value): Same.
24301 (call_local{32,64}): Same.
24302 (call_value_local{32,64}): Same.
24303 (call_indirect_nonlocal_aix{32,64}): Same.
24304 (call_nonlocal_aix{32,64}): Same.
24305 (call_value_indirect_nonlocal_aix{32,64}): Same.
24306 (call_value_nonlocal_aix{32,64}): Same.
24307 (call_indirect_nonlocal_sysv<mode>): Same.
24308 (call_nonlocal_sysv<mode>): Same.
24309 (call_value_indirect_nonlocal_sysv<mode>): Same.
24310 (call_value_nonlocal_sysv<mode>): Same.
24312 (sibcall_local{32,64}): Same.
24313 (sibcall_value_local{32,64}): Same.
24314 (sibcall_nonlocal_aix{32,64}): Same.
24315 (sibcall_value_nonlocal_aix{32,64}): Same.
24316 (sibcall_nonlocal_sysv<mode>): Same.
24317 (sibcall_value): Same.
24318 (sibcall_value_nonlocal_sysv<mode>): Same.
24320 2007-03-24 Paul Brook <paul@codesourcery.com>
24322 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
24323 * config/arm/linux-eabi.h: Remove legacy syscall hack.
24325 2007-03-24 Richard Henderson <rth@redhat.com>
24327 * config/ia64/constraints.md: New file.
24328 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
24329 satisfies_constraint_?.
24330 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
24331 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
24332 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
24333 ia64_output_mi_thunk): Likewise.
24334 (ia64_const_ok_for_letter_p): Remove.
24335 (ia64_const_double_ok_for_letter_p): Remove.
24336 (ia64_extra_constraint): Remove.
24337 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
24338 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
24339 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
24340 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
24341 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
24342 EXTRA_MEMORY_CONSTRAINT): Remove.
24343 * config/ia64/ia64.md: Include constriants.md. Replace
24344 CONST_OK_FOR_? with satisfies_constraint_?.
24346 2007-03-23 Michael Meissner <michael.meissner@amd.com>
24347 H.J. Lu <hongjiu.lu@intel.com>
24349 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
24351 (name macros): Use DPD_BID_NAME to convert names properly.
24353 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
24354 decimal floating point format.
24355 (init_floating_libfuncs): Change decimal functions so that they
24356 have a "bid_" prefix if the decimal system uses the BID format,
24357 and "dpd_" prefix if the decimal system uses the DPD format.
24358 (init_interclass_conv_libfuncs): Ditto.
24359 (init_intraclass_conv_libfuncs): Ditto.
24361 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
24362 using the BID format.
24364 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
24365 whether we are using the BID decimal format.
24366 * configure: Regenerate.
24368 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
24369 the compiler has decimal floating point enabled. Define
24370 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
24373 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
24374 using the BID format.
24376 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
24377 whether we are using the BID decimal format.
24378 * configure: Regenerate.
24380 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
24381 the compiler has decimal floating point enabled. Define
24382 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
24385 * doc/install.texi (--enable-decimal-float): Document BID and DPD
24386 options, and that it is enabled for i386/x86_64 systems.
24388 * Makefile.in (enable_decimal_float): New.
24390 (DECNUMINC): Add -I$(DECNUMFMT).
24391 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
24392 to $(DECNUMFMT) from $(DECNUM).
24394 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
24395 Substitute enable_decimal_float.
24396 * configure: Regenerated.
24399 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
24402 * configure.ac: Enable decimal float for x86_64-*-linux*.
24403 * configure: Regenerated.
24406 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
24407 decimal128ClearSign to flip and clear the sign bit in decimal128.
24408 (decimal_real_maxval): Set decimal128SetSign to set the sign
24411 2007-03-23 Ian Lance Taylor <iant@google.com>
24413 * fold-const.c (fold_binary): Correct warning for X - c >= X.
24415 2007-03-23 Ian Lance Taylor <iant@google.com>
24417 * tree-dump.c (dump_files): Correct comment.
24419 2007-03-23 Ian Lance Taylor <iant@google.com>
24421 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
24423 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
24425 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
24426 in cfglayout mode. Don't go into and out of cfglayout mode.
24427 Link the blocks in the order of the constructed traces.
24428 (rest_of_handle_tracer): Adjust call to tracer.
24429 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
24430 Don't go into cfglayout mode.
24431 (rtl_loop_done): Don't go out of cfglayout mode.
24432 * cfglayout.c (relink_block_chain): New function, split out from...
24433 (fixup_reorder_chain): ...here. Remove redundant checking.
24434 (cfg_layout_finalize): Don't clear the header, footer, and aux
24435 fields here, move the code to do so to relink_block_chain. Likewise
24436 for free_original_copy_tables.
24437 * rtl.h (tracer): Update prototype.
24438 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
24439 Assert we are in cfglayout mode. Don't go into and out of cfglayout
24440 mode. Use relink_block_chain to serialize the CFG according to the
24441 new basic block order. Move targetm.cannot_modify_jumps_p check from
24443 (gate_handle_reorder_blocks): ...to here.
24444 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
24446 (gate_duplicate_computed_gotos): ...to here.
24447 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
24448 something always changes when going into and out of cfglayout mode.
24449 Perform an expensive cfg cleanup while going into cfglayout mode.
24450 Always update liveness information on HAVE_conditional_execution
24451 targets. Reserialize the basic blocks and go out of cfglayout mode.
24452 * reg-stack.c: Include cfglayout.h.
24453 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
24454 the call to reorder_basic_blocks.
24455 * basic-block.h (reorder_basic_blocks): Update prototype.
24456 (relink_block_chain): New prototype.
24457 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
24459 2007-03-23 Joseph Myers <joseph@codesourcery.com>
24461 * config/mips/mips.md (type, hazard, *movdi_32bit,
24462 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
24463 *movhi_internal, *movqi_internal, *movsf_hardfloat,
24464 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
24465 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
24466 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
24468 (movcc): Change first xfer to multi.
24469 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
24470 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
24471 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
24472 config/mips/generic.md: Change reservations using "xfer" to use
24474 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
24475 using match_operand.
24476 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
24477 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
24479 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
24481 2007-03-22 Richard Henderson <rth@redhat.com>
24483 * config/i386/i386.c: Remove unnecessary function declarations.
24484 Move targetm definition, and all related macros, to the end of
24485 the file. Resort some functions to put definitions before uses.
24486 (ix86_attribute_table): Make static. Move to end of file.
24487 (ix86_gimplify_va_arg): Make static.
24489 2007-03-22 Richard Henderson <rth@redhat.com>
24491 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
24492 don't increase local_regparm with force_align_arg_pointer check.
24493 (ix86_function_sseregparm): Assert 32-bit.
24494 (type_has_variadic_args_p): New.
24495 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
24496 type_has_variadic_args_p.
24497 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
24498 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
24499 use memset instead. Do maybe_vaarg check first; skip attribute
24500 tests if true; skip attribute tests for 64-bit.
24501 (construct_container): Remove TARGET_DEBUG_ARG.
24502 (function_arg_advance_32, function_arg_advance_64): Split out ...
24503 (function_arg_advance): ... from here.
24504 (function_arg_32, function_arg_64): Split out ...
24505 (function_arg): ... from here.
24506 (ix86_pass_by_reference): Tidy.
24507 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
24508 (function_value_32): New, from parts of ix86_function_value
24509 and ix86_value_regno.
24510 (function_value_64): New, from parts of ix86_function_value
24511 and ix86_libcall_value.
24512 (ix86_function_value_1): New.
24513 (ix86_function_value, ix86_libcall_value): Use it.
24514 (return_in_memory_32, return_in_memory_64): Split out ...
24515 (ix86_return_in_memory): ... from here.
24516 (ix86_struct_value_rtx): Skip for 64-bit.
24517 (ix86_libcall_value, ix86_value_regno): Remove.
24518 (setup_incoming_varargs_64): Split out ...
24519 (ix86_setup_incoming_varargs): ... from here.
24520 (ix86_va_start): Remove TARGET_DEBUG_ARG.
24521 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
24522 * config/i386/i386-protos.h (ix86_function_value): Remove.
24523 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
24525 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24528 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
24529 infinities not supported, otherwise emit warning if -Woverflow. On
24530 underflow, emit warning if -Woverflow.
24531 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
24533 * real.h (real_from_string): Update declaration
24535 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
24536 Richard Henderson <rth@redhat.com>
24538 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
24539 * calls.c (compute_argument_block_size, expand_call,
24540 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
24541 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
24542 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
24543 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
24544 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
24545 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
24546 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
24547 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
24550 2007-03-22 Joseph Myers <joseph@codesourcery.com>
24552 * c-incpath.c (add_sysroot_to_chain): New.
24553 (merge_include_chains): Add sysroot argument. Call
24554 add_sysroot_to_chain if sysrooted.
24555 (register_include_chains): Update call to merge_include_chains.
24556 * doc/cppopts.texi: Document use of '=' in include directory
24559 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
24561 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
24562 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
24563 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
24564 insn pattern using X87MODEF12 mode macro.
24566 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
24568 * regmove.c (regmove_optimize): Use reg_mentioned_p
24569 instead of reg_overlap_mentioned_p for DST.
24571 2007-03-21 Mike Stump <mrs@apple.com>
24573 * c.opt: Fixup for Objective-C/C++.
24575 2007-03-21 Steve Ellcey <sje@cup.hp.com>
24577 * explow.c (convert_memory_address): Fold memory reference when
24578 POINTERS_EXTEND_UNSIGNED < 0
24580 2007-03-21 Richard Henderson <rth@redhat.com>
24583 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
24584 * config/i386/mmintrin.h (__m64): Likewise.
24585 * config/i386/xmmintrin.h (__m128): Likewise.
24587 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24589 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
24590 (VXWORKS_OS_CPP_BUILTINS): Define.
24591 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
24592 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
24594 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24596 * rtl.h (constant_pool_reference_p): Delete.
24597 (find_constant_src): Declare.
24598 * rtlanal.c (find_constant_src): New function.
24599 * simplify-rtx.c (constant_pool_reference_p): Delete.
24600 * config/i386/i386.md: Use find_constant_src instead of
24601 constant_pool_reference_p/avoid_constant_pool_reference pairs.
24603 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24605 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
24606 * c-cppbuiltin.c (c_cpp_builtins): Define them.
24608 2007-03-20 Mark Mitchell <mark@codesourcery.com>
24610 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
24611 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
24612 (arm_elf_asm_constructor): Use it.
24613 (arm_elf_asm_destructor): New function.
24615 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
24617 * jump.c (mark_jump_label): Treat SEQUENCE specially.
24619 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
24621 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
24623 2007-03-19 Andrew Haley <aph@redhat.com>
24625 PR tree-optimization/31264
24626 * tree-vrp.c (register_edge_assert_for_1): Don't look though
24627 VIEW_CONVERT_EXPRs.
24629 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
24631 PR rtl-optimization/30907
24632 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
24633 (fwprop_init): Always call loop_optimizer_initialize.
24634 (fwprop_done): Always call loop_optimizer_finalize.
24635 (fwprop): We always have loop info now.
24636 (gate_fwprop_addr): Remove.
24637 (pass_fwprop_addr): Use gate_fwprop as gate.
24639 PR rtl-optimization/30841
24640 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
24641 df_chain_alloc): Call df_reorganize_refs unconditionally.
24642 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
24643 refs_organized to refs_organized_size.
24644 (df_ref_create_structure): Use refs_organized_size instead of
24645 bitmap_size if refs had been organized, and keep refs_organized_size
24647 * df.h (struct df_ref_info): Change refs_organized to
24648 refs_organized_size.
24649 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
24652 2007-03-19 Mark Mitchell <mark@codesourcery.com>
24654 * except.c (output_function_exception_table): Do not reference the
24655 EH personality routine for functions that do not require an
24658 2007-03-20 Jakub Jelinek <jakub@redhat.com>
24661 * c-typeck.c (convert_for_assignment): Call comptypes for
24662 RECORD_TYPE or UNION_TYPE.
24664 PR inline-asm/30505
24665 * reload1.c (reload): Do invalid ASM checking after
24666 cleanup_subreg_operands.
24668 2007-03-19 Jeff Law <law@redhat.com>
24670 * tree-cfg.c (find_taken_edge): Tighten conditions for
24671 optimizing computed gotos.
24673 2007-03-19 Michael Matz <matz@suse.de>
24675 * builtins.c (expand_builtin_sync_operation,
24676 expand_builtin_compare_and_swap,
24677 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
24680 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
24681 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
24684 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24686 * doc/tm.texi: Add brackets around the return type of
24687 TARGET_SECONDARY_RELOAD.
24689 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
24690 Richard Guenther <rguenther@suse.de>
24692 PR tree-optimization/31254
24693 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24694 Use handled_component_p () where appropriate. Continue
24695 propagating into the rhs if we propagated into an INDIRECT_REF
24698 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24700 * config/s390/s390.md (op_type attribute): RRR instruction type added.
24701 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
24702 (xde, xdee): Mode attributes adjusted to support DFP modes.
24703 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
24704 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
24705 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
24706 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
24707 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
24708 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
24709 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
24711 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
24712 "movsf"): Insn definitions removed.
24713 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
24714 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
24715 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
24717 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
24718 "reload_in<mode>", "reload_out<mode>"): Expander added.
24719 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
24722 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24724 * config/s390/s390.md: Only non-functional changes. Renamed
24725 FPR mode macro to BFP all over the file.
24727 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24729 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
24730 (op_type attribute): RRF instruction type added.
24731 (fT0): New mode attribute.
24732 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
24733 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
24734 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
24735 instruction no secondary memory is needed when moving DFmode values
24736 between GPRs and FPRs.
24738 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24740 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
24741 inverted and documentation adjusted.
24742 ("mhard-dfp", "msoft-dfp"): New options.
24743 * config/s390/s390.c (s390_handle_arch_option): New architecture
24745 (override_options): Sanity checks for the new options added.
24746 * config.gcc: New architecture switch: z9-ec.
24747 * config/s390/s390.h (processor_flags): PF_DFP added.
24748 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
24749 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
24750 when the bit is NOT set so remove it from the defaults.
24752 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24754 * genemit.c (main): Print include statement for dfp.h.
24755 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
24758 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
24760 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
24762 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
24765 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
24766 instead of PATTERN.
24768 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24770 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
24771 attr_length_call, output_call, output_indirect_call): Cleanup
24772 formatting of targetm calls.
24774 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
24776 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
24778 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24780 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
24781 reservation, bypass and anti-bypass descriptions for these
24782 instructions. Update move patterns.
24783 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
24786 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
24788 * tree-vect-transform.c (get_initial_def_for_induction): Replace
24789 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
24790 (get_initial_def_for_reduction): Likewise.
24792 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
24794 Fix PR tree-optimization/29922
24795 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
24796 (get_representative): Removed.
24797 (value_dies_in_block_x): Update for rvuse removal.
24798 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
24799 (compute_antic_aux): Handle when PHI nodes appear in
24800 non-single-successors.
24801 (dump_bitmap_of_names): Removed.
24802 (compute_antic_safe): Renamed and removed rvuse calculation.
24803 Calculate only antic safe.
24804 (insert_into_preds_of_block): Remove assert.
24805 (execute_pre): Update for renamed functions.
24806 (defer_or_phi_translate_block): New function.
24808 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
24810 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
24811 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
24813 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
24814 Follow spelling conventions.
24816 * tree-data-ref.h: Remove the prototype for analyze_array.
24818 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
24820 PR tree-optimization/31041
24821 * tree-vect-transform.c (get_initial_def_for_induction): Call
24822 force_gimple_operand.
24824 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
24826 * ipa-type-escape.c (look_for_casts) : Revert code to use
24827 handled_component_p due to ada test a-numaux.adb.
24829 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
24831 * final.c (final_scan_insn): Alter the condition of a
24832 conditional trap if we have nonstandard CC.
24834 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24836 * configure.ac: Remove excess quoting from asm line 0 test.
24837 * configure: Rebuilt.
24839 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24841 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
24842 * c-common.c (convert_and_check): Move warning logic to...
24843 (warnings_for_convert_and_check): ...here. Define.
24844 * c-common.h (warnings_for_convert_and_check): Declare.
24846 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24848 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
24849 (output_call): Likewise.
24851 2007-03-16 Richard Sandiford <richard@codesourcery.com>
24853 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
24855 2007-03-16 Richard Sandiford <richard@codesourcery.com>
24857 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
24859 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
24861 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
24862 opteron, athlon-64 and athlon-fx processor_alias_table entries.
24864 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
24866 PR tree-optimization/31183
24867 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
24868 Use double_int instead of unsigned int for representing access_strides.
24869 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
24871 2007-03-16 Richard Guenther <rguenther@suse.de>
24873 PR tree-optimization/31146
24874 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
24875 to allow recursion of forward_propagate_addr_expr.
24876 (forward_propagate_addr_into_variable_array_index): Likewise.
24877 (forward_propagate_addr_expr): Likewise.
24878 (tree_ssa_forward_propagate_single_use_vars): Likewise.
24879 (forward_propagate_addr_expr_1): Recurse on simple copies
24880 instead of propagating into them. Do so for useless conversions
24882 (forward_propagate_addr_expr): Clean up unused statements after
24885 2007-03-16 Richard Guenther <rguenther@suse.de>
24887 * builtins.c (expand_builtin_cexpi): Use the right argument
24888 for the expansion via cexp.
24890 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24892 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
24893 * configure: Rebuilt.
24895 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24898 * dwarf2out.c (force_type_die): Adjust comment.
24899 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
24901 2007-03-15 DJ Delorie <dj@redhat.com>
24903 * config/frv/predicates.md (minmax_operator): Don't check operands
24906 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
24908 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
24909 Update constant estimates of number of iterations.
24910 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
24911 argument renamed to "realistic".
24912 (compute_estimated_nb_iterations): Removed.
24913 (record_niter_bound): New function.
24914 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
24915 call record_nonwrapping_iv with upper = false.
24916 (infer_loop_bounds_from_signedness): Pass upper argument to
24917 record_nonwrapping_iv.
24918 (estimate_numbers_of_iterations_loop): Do not call
24919 compute_estimated_nb_iterations. Record estimate based on profile
24920 information. Initialize the constant estimates of number of
24922 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
24924 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
24925 number of iterations is too small.
24926 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
24927 (EST_NOT_AVAILABLE): Removed.
24928 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
24929 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
24932 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
24934 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
24935 Handle NE_EXPR guards.
24937 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24940 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
24941 Set also -pedantic-errors by default for the preprocessor unless
24942 -fpermissive is given.
24944 2007-03-15 Richard Guenther <rguenther@suse.de>
24946 PR middle-end/29719
24947 PR middle-end/31161
24948 * builtins.c (expand_builtin_cexpi): As a fallback if we
24949 don't have builtins for sincos or cexp create a function
24950 declaration for cexp and expand to a call to that.
24951 (expand_builtin_int_roundingfn): Always fall
24952 back to floor/ceil and its variants even if they may be
24955 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
24957 PR middle-end/31159
24958 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
24959 jump tables, move the call to delete_dead_jumptables from here...
24960 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
24961 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
24962 don't allow merging of blocks that try_redirect_by_replacing_jump
24963 also does not handle when not optimizing.
24965 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
24966 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24968 * config/i386/i386.md (x86_sahf_1): Correctly handle
24971 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
24974 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
24975 x86_64_general_operand as operand[2] predicate. Remove "iF"
24976 from operand constraints and use "e" constraint instead.
24977 (*subti3_1, *subti3_1 splitter): Ditto.
24978 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
24979 operand[1] predicate.
24981 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
24983 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
24984 arrays, multiply the access strides by the size of the sub-array.
24985 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
24987 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
24989 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
24990 the configured assembler supports the sahf mnemonic.
24991 * configure: Regenerate.
24992 * config.in: Regenerate.
24994 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
24995 emit "sahf" or ".byte\t0x9e" as asm template.
24997 2007-03-14 Michael Meissner <michael.meissner@amd.com>
25000 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
25001 option to replace hard coded TARGET_xxx in md file.
25002 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
25003 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
25004 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
25005 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
25006 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
25007 (X86_TUNE_NOT_VECTORMODE): Ditto.
25008 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
25009 (TUNE_AVOID_VECTOR_DECODE): Ditto.
25010 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
25011 (TUNE_SLOW_IMUL_IMM8): Ditto.
25012 (TUNE_MOVE_M1_VIA_OR): Ditto.
25013 (TUNE_NOT_UNPAIRABLE): Ditto.
25014 (TUNE_NOT_VECTORMODE): Ditto.
25016 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
25019 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
25020 tuning options instead of hard coded TARGET_xxx.
25021 (fix ssemode peephole2's): Ditto.
25022 (imul peephole2's): Ditto.
25024 (movdi_or_rex64): Ditto.
25025 (move peephole2): Ditto.
25026 (not peephole2's): Ditto.
25028 2007-03-14 Dirk Mueller <dmueller@suse.de>
25030 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
25031 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
25032 * c-parser.c (c_parser_if_body): Always add an empty statement in case
25034 * c-parser.c (c_parser_do_statement): Warn about empty body in
25035 do/while statement.
25036 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
25037 * doc/invoke.texi (-Wempty-body): Update documentation.
25039 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25042 * c-common.h (warn_for_div_by_zero): Declare.
25043 * c-common.c (warn_for_div_by_zero): Define.
25044 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
25047 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25049 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
25050 to PREFIX and STANDARD_PREFIX.
25052 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25053 Phil Edwards <phil@codesourcery.com>
25055 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
25056 (__gthread_once_t): Remove busy field for RTPs.
25057 (__GTHREAD_ONCE_INIT): Update accordingly.
25059 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25061 * doc/invoke.texi: Document VxWorks options.
25063 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
25065 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
25067 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
25069 PR tree-optimization/30590
25070 * tree-nrv.c (tree_nrv): Check for the partial update of the
25073 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25075 * flags.h (flag_random_seed): Remove declaration, in favor of...
25076 * toplev.h (get_random_seed, set_random_seed): ... these.
25077 * tree.c (get_file_function_name): Use the former.
25078 * opts.c (common_handle_option): Use the latter.
25081 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
25083 PR middle-end/31127
25084 * cse.c (cse_find_path): Do not bail out if a basic block that
25085 we already visited now becomes part of a path that starts at a
25086 different basic block. Just disallow this, to make sure we
25087 visit each basic block at most once.
25089 2007-03-13 Jan Hubicka <jh@suse.cz>
25091 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
25092 attributes, when profile esitmate is present, calls with very low
25093 frequency are cold.
25095 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
25097 PR tree-optimization/30730
25098 PR tree-optimization/26900
25099 * tree-ssa-loop-niter.c: Include gmp.h.
25100 (bounds): New type.
25101 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
25102 split_to_var_and_offset, determine_value_range,
25103 bound_difference_of_offsetted_base, refine_bounds_using_guard,
25104 bound_difference, bounds_add, bounds_negate,
25105 number_of_iterations_ne_max, dump_affine_iv): New functions.
25106 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
25107 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
25108 difference of initial and final value of control iv to validate
25110 (number_of_iterations_cond): Add loop parameter. Determine bounds
25111 on the difference of the extremes of the control iv. Add dumps.
25112 (expand_simple_operations): Handle phi nodes.
25113 (simplify_using_initial_conditions): Do not record used conditions.
25114 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
25115 Do not set additional_info.
25116 (implies_nonnegative_p, implies_ge_p): Removed.
25117 (derive_constant_upper_bound): Do not use parameter `additional'.
25118 (record_estimate): Parameter `additional' removed. Parameter
25119 `i_bound' added. Do not call derive_constant_upper_bound.
25120 (record_nonwrapping_iv): Use derive_constant_upper_bound to
25121 bound the number of iterations estimate.
25122 (estimate_numbers_of_iterations_loop): Pass the estimate from
25123 the number of iterations analysis to record_estimate.
25124 * tree.h (multiple_of_p): Declare.
25125 * tree-scalar-evolution.c (expression_expensive_p): Removed.
25126 (scev_const_prop): Do not check expression_expensive_p.
25127 * fold-const.c (multiple_of_p): Exported.
25128 * double-int.c (double_int_mask): Exported.
25129 * double-int.h (double_int_mask): Declare.
25130 * tree-flow.h (struct tree_niter_desc): Removed additional_info
25131 field. Added max field.
25133 2007-03-13 David Taylor <taylor@candd.org>
25136 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
25139 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25142 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
25143 two unamed patterns.
25145 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
25147 * config/i386/i386.opt (mcx16, msahf): New options.
25148 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
25149 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
25151 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
25152 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
25153 Output -mcx16 and -msahf options when corresponding bit is set.
25155 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
25156 and -msahf options.
25158 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25160 * configure.ac: Test for assembler tolerance to # 0 "".
25161 * configure, config.in: Rebuilt.
25162 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
25164 2007-03-13 Geoffrey Keating <geoffk@apple.com>
25166 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
25168 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
25169 (handle_syscall): Handle direct system calls.
25170 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
25172 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
25174 * doc/invoke.texi: Fix cpp.info cross-reference.
25175 * doc/passes.texi: Fix gcc.info cross-reference.
25177 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
25179 PR tree-optimization/30835
25180 * lambda-code.c (can_convert_to_perfect_nest): Check whether
25181 bb_for_stmt is not NULL before accessing it.
25183 2007-03-12 Joseph Myers <joseph@codesourcery.com>
25185 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
25188 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
25191 * doc/install.texi: Document --enable-stage1-languages
25193 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
25195 * tree-pass.h (pass_into_cfg_layout_mode,
25196 pass_outof_cfg_layout_mode): Declare.
25197 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
25198 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
25199 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
25200 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
25202 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
25204 * c-decl.c (warn_variable_length_array): New function.
25205 Refactored from grokdeclarator to handle warn_vla
25206 and handle unnamed array case.
25207 (grokdeclarator): Refactored VLA warning case.
25208 * c.opt (Wvla): New flag.
25209 * doc/invoke.texi (Wvla): New warning.
25211 2007-03-12 Richard Henderson <rth@redhat.com>
25213 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
25214 (TARGET_SECTION_TYPE_FLAGS): New.
25216 2007-03-12 Richard Henderson <rth@redhat.com>
25218 * config/darwin.c (machopic_reloc_rw_mask): New.
25219 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
25220 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
25222 2007-03-12 Mark Mitchell <mark@codesourcery.com>
25224 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
25225 * cppdefault.h (cpp_PREFIX): Document.
25226 (cpp_PREFIX_len): Likewise.
25227 (cpp_EXEC_PREFIX): New variable.
25228 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
25229 * c-incpath.c (add_standard_paths): Correct logic for relocating
25230 paths within prefix.
25232 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
25234 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
25235 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
25237 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
25238 fix_truncdfdi_sse using SSEMODEF mode macro.
25239 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
25240 fix_truncdfsi_sse using SSEMODEF mode macro.
25241 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
25242 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
25244 2007-03-12 Richard Sandiford <richard@codesourcery.com>
25246 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
25247 elfos.h to tm_file.
25249 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
25251 * tree.h : Add multiple_of_p declaration.
25252 * fold-const.c (multiple_of_p): Make multiple_of_p public.
25253 * ipa-type-escape.c (results_of_malloc): Redundant.
25254 (visited_stmts): New. Visited stmt for walk_use_def_chains.
25255 (cast_type): Extended with new members.
25256 (check_cast): Returns cast_type.
25257 (cast): New structure for data of walk_use_def_chains.
25258 (is_malloc_result, is_cast_from_non_pointer_1,
25259 is_cast_from_non_pointer,
25260 is_array_access_through_pointer_and_index): New functions.
25261 (look_for_casts): Returns cast types.
25262 (check_call): Returns void.
25263 (okay_pointer_operation): Use support of pointer plus index,
25264 pointer plus constant and allow all multiplications.
25266 2007-03-11 Richard Guenther <rguenther@suse.de>
25268 PR tree-optimization/31115
25269 * tree-vrp.c (extract_range_from_binary_expr): Make sure
25270 the shift count is positive and non-anti-range for RSHIFT_EXPR.
25271 A shift count of zero is not special as with *_DIV_EXPR.
25272 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
25275 2007-03-11 Ian Lance Taylor <iant@google.com>
25277 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
25278 the *_DIV_EXPR codes correctly with overflow infinities.
25280 2007-03-11 Ira Rosen <irar@il.ibm.com>
25282 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
25283 indicate success/failure of the analysis. Add negation to subtrahend
25284 in case of subtraction. Fail if both operands contain constants.
25285 (create_data_ref): Fail if analyze_offset fails.
25287 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
25289 * config/i386/i386.md (frndintxf2): Rename to ...
25290 (rintxf2): ... this. Remove expander having same name.
25291 (rintsf2, rintdf2): Implement using SSEMODEF macro.
25292 (roundsf2, rounddf2): Ditto.
25293 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
25294 (lround<mode>di2, lround<mode>si2): Ditto.
25296 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
25298 * lower-subreg.c: Include except.h.
25299 (decompose_multiword_subregs): Verify that the only control flow
25300 insns we can split are loads to multi-words pseudos.
25301 Handle breaking such blocks after splitting, instead of calling
25302 find_many_sub_basic_blocks.
25304 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
25305 on the new basic block. Add a lengthy comment explaining why we
25306 thought this was necessary.
25307 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
25309 2007-03-10 Mark Mitchell <mark@codesourcery.com>
25312 * tree.c (walk_type_fields): Recurse into the element type of
25313 ARRAY_TYPEs if there is a pointer set.
25315 2007-03-10 Dirk Mueller <dmueller@suse.de>
25317 * c-common.c (warn_logical_operator): Fix condition.
25319 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
25321 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
25323 * config/darwin.c (machopic_select_section): Remove superfluous
25324 argument in call to categorize_decl_for_section. Remove unused
25327 2007-03-10 Joseph Myers <joseph@codesourcery.com>
25329 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
25331 * configure: Regenerate.
25333 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
25336 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
25337 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
25338 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
25339 Add LABEL_NUSES to emitted label.
25340 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
25341 branch probability value to emitted jump insn.
25342 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
25343 Do not check life information and do not re-arrange input operands
25344 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
25346 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
25348 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
25349 the change of decode_asm_operands.
25351 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
25353 * mode-switching.c (create_pre_exit): Skip blockage insn.
25355 2007-03-09 Diego Novillo <dnovillo@redhat.com>
25357 * tree-pass.h (TODO_update_smt_usage): Remove.
25359 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
25363 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25365 * pa.c (attr_length_call): Revise condition for long
25366 pc-relative branch.
25367 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
25368 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
25369 sequence on SOM target.
25371 2007-03-09 Geoffrey Keating <geoffk@apple.com>
25373 * gcc.c: Document %{, in big comment at top.
25374 (input_suffix_matches): Remove special handling for .s and
25376 (input_spec_matches): New.
25377 (handle_braces): Handle %{,.
25378 (validate_switches): ',' indicates a value which is not a switch.
25379 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
25380 to detect assembler input.
25381 * config/i386/sol2.h (CPP_SPEC): Likewise.
25382 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
25383 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
25384 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
25385 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
25386 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
25387 -m64 causes deployment target to default to 10.5.
25388 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
25390 2007-03-09 Richard Henderson <rth@redhat.com>
25393 * target.h (targetm.asm.out.reloc_rw_mask): New.
25394 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
25395 (TARGET_ASM_OUT): Use it.
25396 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
25397 * varasm.c (categorize_decl_for_section): Remove shlib argument;
25398 use the new reloc_rw_mask target hook instead.
25399 (default_section_type_flags_1): Merge into...
25400 (default_section_type_flags): ... here.
25401 (decl_readonly_section_1): Merge into...
25402 (decl_readonly_section): ... here.
25403 (default_elf_select_section_1): Merge into...
25404 (default_elf_select_section): ... here.
25405 (default_unique_section_1): Merge into...
25406 (default_unique_section): ... here.
25407 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
25408 (default_select_rtx_section): Use it.
25409 (default_elf_select_rtx_section): Likewise.
25410 * output.h: Update to match.
25411 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
25412 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
25413 (TARGET_ASM_RELOC_RW_MASK): New.
25414 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
25415 to categorize_decl_for_section.
25416 (x86_64_elf_unique_section): Likewise.
25417 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
25418 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
25419 (TARGET_ASM_RELOC_RW_MASK): New.
25420 * config/ia64/ia64.c (ia64_rwreloc_select_section,
25421 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
25422 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
25423 (TARGET_RWRELOC): Remove.
25424 (ia64_section_type_flags): Adjust call to default_section_type_flags.
25425 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
25426 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
25427 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
25428 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
25429 (rs6000_xcoff_select_section): Use decl_readonly_section.
25430 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
25431 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
25432 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
25433 (TARGET_SECTION_TYPE_FLAGS): Remove.
25434 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
25436 2007-03-09 Roger Sayle <roger@eyesopen.com>
25438 * fold-const.c (fold_comparison): Remove compile-time evaluation of
25439 complex constant equality/inequality comparisons for here.
25440 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
25441 known at compile-time or can be simplified to a scalar comparison.
25442 (fold_relational_const): Move compile-time evaluation of complex
25443 constant equality/inequality comparisons to here.
25445 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25447 PR rtl-optimization/30643
25448 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
25450 (fold_rtx): Recurse, like before 2006-11-03.
25452 2007-03-09 DJ Delorie <dj@redhat.com>
25454 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
25457 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
25459 PR tree-optimization/30375
25460 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
25461 LHS of statements is not the same.
25462 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
25464 2007-03-09 Chao-ying Fu <fu@mips.com>
25466 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
25468 * doc/invoke.texi (-mdspr2): Document new option.
25469 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
25470 New unspec for DSP REV 2.
25471 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
25472 these instructions are extended in DSP REV 2.
25473 (mips-dspr2.md): Include.
25474 * config/mips/mips.opt (mdspr2): New option.
25475 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
25476 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
25477 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
25478 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
25479 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
25480 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
25481 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
25483 (bdesc_map): Add one field of unsupported_target_flags.
25484 (bdesc_arrays): Update entries to have extra fields. Add
25486 (mips_init_builtins): Initialize new function types.
25487 Check unsupported_target_fileds to filter out builtins.
25488 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
25490 (ASM_SPEC): Pass mdspr2 to the assembler.
25491 * config/mips/mips-dspr2.md: New file.
25493 2007-03-09 Sa Liu <saliu@de.ibm.com>
25495 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
25497 2007-03-09 Ian Lance Taylor <iant@google.com>
25499 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
25500 argument) like -Wstrict-overflow=2.
25501 * doc/invoke.texi (Warning Options): Update documentation.
25503 2007-03-09 Dirk Mueller <dmueller@suse.de>
25506 * doc/invoke.texi (-Wlogical-op): Document.
25507 * common.opt (-Wlogical-op): New.
25508 * c-common.h (warn_logical_operator): Declare.
25509 * c-common.c (warn_logical_operator): Define.
25510 * c-typeck.c (parser_build_binary_op): Call
25511 warn_logical_operator.
25513 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25515 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
25516 * final.c (final_scan_insn): Test for non-"" file name.
25518 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
25520 * doc/loop.texi: Document the Omega linear constraints solver.
25521 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
25522 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
25523 omega-hash-table-size, omega-max-keys, and
25524 omega-eliminate-redundant-constraints.
25525 * tree-pass.h (pass_check_data_deps): Declared.
25528 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
25529 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
25530 pass_check_data_deps): New.
25531 * tree-data-ref.c (init_data_ref): Remove declaration.
25532 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
25533 (analyze_array): Renamed init_array_ref, move up initializations.
25534 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
25535 Removed arguments that are set to NULL.
25536 (analyze_indirect_ref): Correct indentation, correct call to
25538 (object_analysis): Call init_array_ref instead of analyze_array.
25539 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
25540 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
25541 of DR_ACCESS_FNS_ADDR.
25542 (init_omega_eq_with_af, omega_extract_distance_vectors,
25543 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
25544 ddr_consistent_p): New.
25545 (compute_affine_dependence): Check consistency of ddrs when
25546 flag_check_data_deps is passed.
25547 (analyze_all_data_dependences): Uncomment.
25548 (tree_check_data_deps): New.
25549 * tree-data-ref.h: Include omega.h.
25550 (DR_ACCESS_FNS_ADDR): Removed.
25551 (data_dependence_relation): Add inner_loop.
25552 (DDR_INNER_LOOP): New.
25553 * common.opt (fcheck-data-deps): New.
25554 * tree-flow.h (tree_check_data_deps): Declare.
25555 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
25556 (OBJS-common): Depend on omega.o.
25558 * passes.c (pass_check_data_deps): Scheduled.
25559 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
25560 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
25561 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
25562 PARAM_VECT_MAX_VERSION_CHECKS,
25563 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
25565 2007-03-09 Richard Guenther <rguenther@suse.de>
25567 PR tree-optimization/30904
25568 PR middle-end/31058
25569 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
25570 the same way as *_DIV_EXPR.
25572 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25574 * recog.c (decode_asm_operands): No mixed declarations and code.
25576 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25578 * rtl.def (ASM_INPUT): Add location.
25579 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
25580 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
25581 (decode_asm_operands): Add loc operand.
25582 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
25583 * stmt.c (expand_asm): Rename to...
25584 (expand_asm_loc): ... this. Add locus argument. Pass it on to
25585 gen_rtx_ASM_INPUT_loc.
25586 (expand_asm_expr): Adjust.
25587 * recog.c (decode_asm_operands): Add loc operand.
25588 (check_asm_operands, extract_insn): Adjust.
25589 * reload1.c (maybe_fix_stack_asms): Likewise.
25590 * final.c (asm_insn_count): Likewise.
25591 (final_scan_insn): Output # line before and after asm.
25593 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
25595 * tree-ssa-structalias.c (variable_info): Remove
25597 (new_var_info): Ditto.
25598 (shared_bitmap_info_t): New structure.
25599 (shared_bitmap_table): New variable.
25600 (shared_bitmap_hash): New function.
25601 (shared_bitmap_eq): Ditto
25602 (shared_bitmap_lookup): Ditto.
25603 (shared_bitmap_add): Ditto.
25604 (merge_smts_into): Change to take bitmap directly.
25605 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
25606 (init_alias_vars): Init shared bitmap hashtable.
25607 (delete_points_to_sets): Delete shared bitmap hashtable.
25608 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
25609 is_aliased removal as a change that was still necessary was
25612 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
25614 * config/i386/i386.h (override_options): Conditionally disable
25615 x86_sahf for 64bit targets only.
25617 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
25620 * c-decl.c (merge_decls): Don't call make_var_volatile.
25621 * varasm.c (make_var_volatile): Remove.
25622 * output.h (make_var_volatile): Remove.
25624 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
25626 PR tree-optimization/31085
25627 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
25629 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25631 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
25632 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
25633 ATTR_CONST_NOTHROW_LIST.
25635 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
25638 2007-03-08 Diego Novillo <dnovillo@redhat.com>
25640 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
25642 2007-03-08 Geoffrey Keating <geoffk@apple.com>
25645 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
25647 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
25648 passed, use shared libgcc.
25650 2007-03-08 Roger Sayle <roger@eyesopen.com>
25652 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
25653 instead of calling build2 with a GIMPLE_MODIFY_STMT.
25654 (honor_protect_cleanup_actions, lower_try_finally_switch):
25656 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
25657 ifc_temp_var): Likewise.
25658 * tree-inline.c (setup_one_parameter): Likewise.
25659 * tree-mudflap.c (mf_decl_cache_locals,
25660 mf_build_check_statement_for): Likewise.
25661 * tree-nested.c (init_tmp_var, save_tmp_var,
25662 finalize_nesting_tree_1): Likewise.
25663 * tree-outof-ssa.c (insert_copy_on_edge,
25664 insert_backedge_copies): Likewise.
25665 * tree-profile.c (tree_gen_edge_profiler,
25666 tree_gen_ic_profiler): Likewise.
25667 * tree-scalar-evolution.c (scev_const_prop): Likewise.
25668 * tree-sra.c (sra_build_assignment): Likewise.
25669 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
25670 * tree-ssa-math-opts.c (insert_reciprocals,
25671 execute_cse_sincos_1): Likewise.
25672 * tree-tailcall.c (adjust_accumulator_values,
25673 adjust_return_value): Likewise.
25674 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
25675 * tree-vect-transform.c (vect_create_data_ref_ptr,
25676 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
25677 vect_create_epilog_for_reduction, vectorizable_reduction,
25678 vectorizable_call, vectorizable_conversion,
25679 vectorizable_assignment, vectorizable_operation,
25680 vectorizable_type_demotion, vect_gen_widened_results_half,
25681 vect_permute_store_chain, vectorizable_store,
25682 vect_setup_realignment, vect_permute_load_chain,
25683 vectorizable_load, vectorizable_condition,
25684 vect_create_cond_for_align_checks): Likewise.
25685 * tree-vrp.c (build_assert_expr_for): Likewise.
25687 2007-03-08 Ian Lance Taylor <iant@google.com>
25689 * tree-vrp.c: Include "intl.h".
25690 (usable_range_p): New static function.
25691 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
25692 overflowed values, juts set *strict_overflow_p.
25693 (compare_values): Only return -2 if one of the operands is not a
25695 (compare_ranges): Call usable_range_p.
25696 (compare_range_with_value): Likewise.
25697 (vrp_evaluate_conditional_warnv): Rename from
25698 vrp_evaluate_conditional. Make static. Change all callers.
25699 (vrp_evaluate_conditional): New function.
25700 (simplify_div_or_mod_using_ranges): Issue warning about reliance
25701 on signed overflow.
25702 (simplify_abs_using_ranges): Likewise.
25703 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
25704 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
25705 within_stmt parameter.
25706 * tree-ssa-propagate.c (fold_predicate_in): Update call to
25707 vrp_evaluate_conditional.
25708 * tree-ssa-threadedge.c
25709 (record_temporary_equivalences_from_stmts_at_dest): Change
25710 simplify parameter to take a second tree parameter.
25711 (simplify_control_stmt_condition): Likewise.
25712 (thread_across_edge): Likewise.
25713 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
25714 (thread_across_edge): Likewise.
25715 * Makefile.in (tree-vrp.o): Depend upon intl.h.
25717 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
25719 * config/i386/i386.h (TARGET_SAHF): New define.
25720 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
25721 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
25722 (x86_sahf): New global variable.
25723 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
25724 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
25725 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
25726 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
25728 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
25729 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
25730 when expanding fcomi/sahf based tests.
25731 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
25732 expanding sahf based alternative. Emit sahf based sequence when
25733 optimizing for code size.
25734 * config/i386/i386.md (x86_sahf_1): Do not disable for
25735 TARGET_64BIT, enable for TARGET_SAHF.
25737 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
25739 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
25740 spurious whitespace from error message.
25742 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
25745 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
25747 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
25749 * c-decl.c (grokdeclarator): Disable warnings for anonymous
25751 * tree-sra.c (instantiate_element): Propagate disabled warnings
25752 from the element itself to the created variable.
25754 2007-03-07 Richard Henderson <rth@redhat.com>
25757 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
25758 silently fix up the stack in the case of a missing register.
25760 2007-03-07 Paul Brook <paul@codesourcery.com>
25762 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
25764 2007-03-07 Joseph Myers <joseph@codesourcery.com>
25766 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
25768 (phase1_vrs): Use them.
25769 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
25770 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
25771 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
25772 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
25773 __gnu_Unwind_Restore_WMMXC if required.
25774 (_Unwind_VRS_Pop): Implement iWMMXt support.
25775 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
25776 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
25777 gnu_Unwind_Save_WMMXC): Define.
25779 2007-03-07 Richard Sandiford <richard@codesourcery.com>
25781 * config/vxworks.h (vxworks_override_options): Declare.
25782 (VXWORKS_OVERRIDE_OPTIONS): Use it.
25783 * config/vxworks.c: Include target.h and toplev.h.
25784 (vxworks_override_options): New function.
25785 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
25787 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
25789 * config/s390/s390.c (override_options): Don't emit an error when
25790 -mstack-size is used without providing -mstack-guard.
25791 (s390_emit_prologue): Choose stack_guard value automatically if not
25792 provided via command line.
25793 * doc/invoke.texi: Adjust description of -mstack-guard and
25796 2007-03-07 Richard Sandiford <richard@codesourcery.com>
25798 * config/i386/i386.c (output_set_got): Add a GOT initialization
25799 sequence for VxWorks PIC.
25800 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
25801 around labels as well as symbols. Use gotoff_operand instead
25802 of local_symbolic_operand.
25803 (legitimize_pic_address): Use gotoff_operand instead of
25804 local_symbolic_operand. Use @GOT accesses for labels as
25806 (ix86_output_addr_diff_elt): Use PC-relative rather than
25807 GP-relative offsets for VxWorks PIC.
25808 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
25809 no_new_pseudos. Check whether the returned register is op0.
25810 * config/i386/i386.md (tablejump): Use PC-relative rather than
25811 GP-relative offsets for VxWorks PIC.
25812 * config/i386/predicates.md (gotoff_operand): New predicate.
25814 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25816 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
25818 * config/vxworks-dummy.h: New file.
25819 * config/i386/i386.h: Include it.
25821 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
25823 * dwarf2out.c (is_inlined_entry_point): New
25824 (add_high_low_attributes): Emit DW_AT_entry_pc along with
25825 DW_AT_ranges if the first subblock is the entry point.
25827 2007-03-06 David Daney <ddaney@avtrex.com>
25829 * doc/install.texi (mips-*-*): Change recommended binutils
25832 2007-03-06 Anatoly Sokolov <aesok@post.ru>
25834 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
25835 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
25837 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25838 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
25840 2007-03-06 Jan Hubicka <jh@suse.cz>
25842 * errors.h (warning, error, fatal, internal_error): Mark as cold.
25843 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
25845 (probably_cold_bb_p): Cold functions are cold.
25846 (probably_never_executed_bb_p): Cold functions are cold.
25847 (tree_bb_level_predictions): Predict calls to cold functions as not
25849 (compute_function_frequency): Check hot/cold attributes.
25850 * function.h (function_frequency): Update comments.
25851 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
25852 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
25853 (c_common_att): Add cold and hot.
25855 * doc/extend.texi (hot,cold attributes): Document.
25857 2007-03-06 Andrew Haley <aph@redhat.com>
25859 * function.c (expand_function_end): Move blockage to just after we
25860 emit the label for the naked return from the function.
25862 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25864 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
25867 2007-03-06 Jan Hubicka <jh@suse.cz>
25869 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
25870 loaded for constant large models. Non-large 64bit PIC can do.
25871 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
25872 * cmodel.h: Add LARGE PIC.
25873 * i386.md (UNSPEC_PLTOFF): New.
25874 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
25876 (*call_1_rex64): Disable for large models.
25877 (*call_1_rex64_large): New.
25878 (*call_value_1_rex64): Disable for large models.
25879 (*call_value_1_rex64_large): New.
25880 (set_rip_rex4): New.
25881 (set_got_offset_rex64): New.
25882 * predicates.md (constant_call_address_operand): For large model
25883 constant calls are not possible.
25884 * i386-protos.h (construct_plt_address): Declare.
25885 * i386.c (override_options): Accept large models.
25886 (ix86_expand_prologue): Expand large PIC GOT pointer load.
25887 (legitimate_constant_p): Add new UNSPECs.
25888 (legitimate_pic_operand_p): Likewise.
25889 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
25890 (legitimize_pic_address): Do easy RIP relative way for TLS only for
25892 (output_pic_addr_const): Add PLTOFF.
25893 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
25894 (ix86_expand_move): Legitimize pic address when in PIC mode.
25895 (construct_plt_address): New function.
25896 (ix86_expand_call): Offload the address to register and use GOT
25897 pointer for large model.
25898 * invoke.texi (mcmodel=large): Update documentation.
25900 2007-03-06 Richard Henderson <rth@redhat.com>
25902 * config/i386/i386.c (x86_use_leave, x86_push_memory,
25903 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
25904 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
25905 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
25906 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
25907 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
25908 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
25909 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
25910 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
25911 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
25912 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25913 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
25914 x86_sse_partial_reg_dependency, x86_sse_split_regs,
25915 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
25916 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
25917 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
25918 x86_schedule, x86_use_bt, x86_pad_returns,
25919 x86_use_xchgb): Merge into ...
25920 (ix86_tune_features): ... here. New array.
25921 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
25922 x86_bswap): Merge into ...
25923 (ix86_arch_features): ... here. New array.
25924 (x86_3dnow_a): Remove.
25925 (x86_accumulate_outgoing_args): Make static.
25926 (x86_arch_always_fancy_math_387): Make static.
25927 (ix86_tune_mask, ix86_arch_mask): Move ...
25928 (override_options): ... to local variables here. Apply the
25929 appropriate mask to each element of ix86_arch_features and
25930 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
25931 as were done in the old macros.
25932 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
25933 * config/i386/i386.h (x86_use_leave, x86_push_memory,
25934 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
25935 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
25936 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
25937 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
25938 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
25939 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
25940 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
25941 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
25942 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
25943 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25944 x86_accumulate_outgoing_args, x86_prologue_using_move,
25945 x86_epilogue_using_move, x86_decompose_lea,
25946 x86_arch_always_fancy_math_387, x86_shift1,
25947 x86_sse_partial_reg_dependency, x86_sse_split_regs,
25948 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
25949 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
25950 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
25951 x86_use_incdec, x86_pad_returns, x86_bswap,
25952 x86_partial_flag_reg_stall): Remove.
25953 (enum ix86_tune_indices): New.
25954 (ix86_tune_features): New.
25955 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
25956 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
25957 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
25958 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
25959 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
25960 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
25961 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
25962 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
25963 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
25964 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
25965 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
25966 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
25967 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
25968 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
25969 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
25970 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
25971 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
25972 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
25973 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
25974 TARGET_EXT_80387_CONSTANTS): Use it.
25975 (enum ix86_arch_indices): New.
25976 (ix86_arch_features): New.
25977 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
25978 TARGET_BSWAP): Use it.
25979 (ix86_tune_mask, ix86_arch_mask): Remove.
25981 2007-03-06 Joseph Myers <joseph@codesourcery.com>
25984 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
25985 Define using $${sysroot_headers_suffix}.
25986 * configure: Regenerate.
25987 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
25988 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
25990 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
25991 * gcc.c (print_sysroot_headers_suffix): New.
25992 (option_map): Include --print-sysroot-headers-suffix.
25993 (display_help): Mention -print-sysroot-headers-suffix.
25994 (process_command): Handle -print-sysroot-headers-suffix.
25995 (do_spec_1): Append multilib directory to include-fixed path if
25996 sysroot suffixes in use.
25997 (main): Handle -print-sysroot-headers-suffix.
25998 * Makefile.in (start.encap): Don't depend on xlimits.h
25999 (xlimits.h): Remove.
26000 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
26001 limits.h for each multilib in fixinc_list.
26002 (fixinc_list, s-fixinc_list): New.
26003 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
26004 generate them for each multilib in fixinc_list.
26005 (stmp-fixproto): Use include-fixed. Run fixproto for each
26006 multilib in fixinc_list.
26007 (mostlyclean): Don't remove xlimits.h.
26008 (clean): Remove include-fixed.
26009 (real-install-headers-tar, real-install-headers-cpio,
26010 real-install-headers-cp): Don't copy include, only include-fixed.
26011 (install-mkheaders): Depend on fixinc_list. Don't depend on
26012 xlimits.h. Save limits.h files for each multilib in fixinc_list.
26013 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
26014 SYSTEM_HEADER_DIR setting in mkheaders.conf.
26016 2007-03-06 Jan Hubicka <jh@suse.cz>
26018 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
26021 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26023 * configure.ac: Allow tm_file to contain build-directory files.
26024 * configure: Regenerate.
26025 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
26026 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
26027 * config/m68k/print-sysroot-suffix.sh: New file.
26029 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26031 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
26032 of pic_offset_table_rtx if reload_completed.
26033 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
26034 PIC_OFFSET_TABLE_REGNUM.
26035 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
26037 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
26038 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
26040 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26042 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26043 functions that call eh_return.
26045 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26047 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26048 functions that need a constant pool.
26050 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26053 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
26054 (m68k_preferred_reload_class): Likewise.
26055 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
26056 (SECONDARY_RELOAD_CLASS): Define.
26057 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
26058 (LIMIT_RELOAD_CLASS): Delete.
26059 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
26060 registers from storing bytes.
26061 (m68k_secondary_reload_class): New function.
26062 (m68k_preferred_reload_class): Likewise.
26064 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26066 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
26068 (m68k_expand_prologue): Likewise.
26070 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26072 * config/m68k/m68k-protos.h (output_sibcall): Declare.
26073 (mips_expand_epilogue): Add a bool parameter.
26074 (m68k_legitimize_sibcall_address): Declare.
26075 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
26076 (m68k_expand_epilogue): Add a parameter to select between sibling
26077 and normal epilogues. Only generate a return for the latter.
26078 (m68k_ok_for_sibcall_p): New function.
26079 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
26080 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
26081 (sibcall_value, *sibcall_value): Likewise.
26082 (*call, *call_value): Require !SIBLING_CALL_P.
26083 (epilogue): Update call to m68k_expand_epilogue.
26084 (sibcall_epilogue): New pattern.
26085 * config/m68k/predicates.md (const_call_operand): Say that this
26086 predicate applies to sibling calls too.
26087 (sibcall_operand): New predicate.
26089 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26091 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
26092 alternatives as movsi_cf.
26093 (movsf_cf_hard): Add commentary.
26095 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
26096 Richard Sandiford <richard@codesourcery.com>
26098 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
26099 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
26100 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
26101 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
26102 as being live on exit from an interrupt function.
26103 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
26104 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
26105 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
26106 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
26107 (m68k_interrupt_function_p): Globalize.
26108 (m68k_compute_frame_layout): Remove reverse mask code.
26109 (m68k_emit_movem, m68k_set_frame_related): New functions.
26110 (m68k_output_function_prologue): Delete in favor of...
26111 (m68k_expand_prologue): ...this new function.
26112 (m68k_output_function_epilogue): Delete in favor of...
26113 (m68k_expand_epilogue): ...this new function.
26114 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
26116 (print_operand): Handle %?.
26117 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
26118 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
26119 (prologue, epilogue): New patterns.
26120 (return): Turn into a define_expand.
26121 (*return): New pattern, derived from old "return" pattern. Use rte
26122 rather than rts for interrupt functions. Only use rtd if the pop
26124 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
26125 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
26126 (link, *link, unlink, *unlink, load_got): Likewise.
26128 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26132 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
26133 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
26134 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
26135 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
26136 and m68k_matches_u_p.
26137 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
26138 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
26139 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
26140 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
26141 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
26142 (REG_STRICT_P): New macro.
26143 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
26144 PCREL_GENERAL_OPERAND_OK.
26145 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
26146 m68k_legitimate_base_reg_p.
26147 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
26148 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
26149 (PIC_CASE_VECTOR_ADDRESS): Update comment.
26150 * config/m68k/m68k.c (m68k_address): New structure.
26151 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
26152 (m68k_decompose_index, m68k_legitimate_constant_address_p)
26153 (m68k_jump_table_ref_p, m68k_decompose_address)
26154 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
26155 (m68k_matches_u_p): New functions.
26156 (print_operand_address): Rewrite to use m68k_decompose_index.
26158 2007-03-05 David Taylor <dtaylor@emc.com>
26160 * gcc.c: Correct copyright date in --version output.
26162 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26164 * pa.md: In unamed move patterns, disparge copies between general
26165 and floating point registers using '?' modifier. Don't include 'f'
26166 constraint for register preferences in DImode, SImode, HImode and
26167 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
26168 Remove constraints for copies between general and floating registers
26169 in soft-float DFmode pattern.
26170 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
26174 2007-03-05 Mike Stump <mrs@apple.com>
26176 * c-common.c (targetcm): Add.
26177 * c-opts.c (c_common_handle_option): Handle language specific
26179 * opts.c (handle_option): Verify language for target options, if
26181 * opth-gen.awk: Add CL_LANG_ALL.
26182 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
26183 (TARGETCM_INITIALIZER): Add.
26184 * target.h (struct gcc_targetcm): Add.
26186 * targhooks.c (default_handle_c_option): Add.
26187 * targhooks.h (default_handle_c_option): Add.
26188 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
26190 * config/darwin.opt (iframework): Add.
26191 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
26192 * config/darwin-c.c (handle_c_option): Add.
26193 (TARGET_HANDLE_C_OPTION): Add.
26195 * doc/invoke.texi (Darwin Options): Add -iframework.
26197 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26199 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
26202 2007-03-05 Ian Lance Taylor <iant@google.com>
26204 * c.opt (fgnu89-inline): New option.
26205 * c-opts.c (c_common_post_options): Set default value for
26207 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
26208 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
26210 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
26211 (grokdeclarator, start_function): Likewise.
26212 * c-cppbuiltin.c (c_cpp_builtins): Define either
26213 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
26214 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
26215 (C Dialect Options): Document -fgnu89-inline.
26216 * doc/extend.texi (Function Attributes): Explain what the
26217 gnu_inline attribute does.
26218 * doc/cpp.texi (Common Predefined Macros): Document
26219 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
26221 2007-03-05 Ian Lance Taylor <iant@google.com>
26223 PR tree-optimization/31034
26224 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
26225 half-range if the other side is an overflow infinity.
26227 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26229 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
26230 (bfin*-linux-uclibc*): New configuration.
26231 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
26233 * config/bfin/linux.h: New file.
26234 * config/bfin/libgcc-bfin.ver: New file.
26235 * config/bfin/t-bfin-uclinux: New file.
26236 * config/bfin/t-bfin-linux: New file.
26237 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
26238 (TARGET_OS_CPP_BUILTINS): New macro.
26240 2007-03-05 Richard Guenther <rguenther@suse.de>
26242 * fold-const.c (fold_binary): Remove duplicate folding
26243 of comparison of non-null ADDR_EXPR against null.
26245 2007-03-05 Richard Guenther <rguenther@suse.de>
26246 Dorit Nuzman <dorit@il.ibm.com>
26248 PR tree-optimization/26420
26249 * tree-vectorizer.c (vectorize_loops): Bail out early if there
26250 are no loops in the function. Only print the number of
26251 vectorized loops if it is greater than zero or we are supposed
26252 to print information about unvectorized loops.
26254 2007-03-05 Revital Eres <eres@il.ibm.com>
26256 * gcc.dg/var-expand1.c: New test.
26257 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
26258 when an accumulator is expanded.
26260 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26263 * c-common.c (convert_and_check): Don't give warnings for
26264 conversion if 'expr' already overflowed.
26266 2007-03-04 Roger Sayle <roger@eyesopen.com>
26268 PR middle-end/30744
26269 * fold-const.c (fold_comparison): Enforce type consistency when
26270 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
26272 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
26274 * tree-ssa-address.c (create_mem_ref): Do not put an expression
26275 containing a cast to the base of TARGET_MEM_REF.
26277 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
26279 * tree.c (tree_contains_struct_check_failed): Remove spurious
26280 whitespace from error message.
26282 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
26285 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
26286 instead of precision.
26288 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
26289 Nathan Sidwell <nathan@codesourcery.com>
26291 * emit-rtl.c (find_auto_inc): New.
26292 (try_split): recreate REG_INC notes,
26293 Use regular for loops rather than whiles.
26295 2007-03-03 Andreas Schwab <schwab@suse.de>
26297 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
26298 * configure: Regenerate.
26300 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26302 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
26303 flag_rounding_math, not flag_unsafe_math_optimizations.
26305 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
26307 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
26308 alpha_fold_vector_minmax): Likewise.
26309 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
26310 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
26312 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
26314 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
26315 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
26316 if the lhs has side-effects.
26317 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
26319 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26321 * config/i386/i386.h (TUNEMASK): Remove define.
26322 (ARCHMASK): Remove define.
26323 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
26324 Use ix86_arch_mask variable instead of ARCHMASK.
26325 * config/i386/i386.c (override_options): Ditto.
26326 (standard_80387_constant_p): Ditto.
26328 2007-03-02 Ian Lance Taylor <iant@google.com>
26330 Used signed infinities in VRP.
26331 * tree-vrp.c (uses_overflow_infinity): New static function.
26332 (supports_overflow_infinity): New static function.
26333 (make_overflow_infinity): New static function.
26334 (negative_overflow_infinity): New static function.
26335 (positive_overflow_infinity): New static function.
26336 (is_negative_overflow_infinity): New static function.
26337 (is_positive_overflow_infinity): New static function.
26338 (is_overflow_infinity): New static function.
26339 (overflow_infinity_range_p): New static function.
26340 (compare_values_warnv): New function split out of compare_values.
26341 (compare_value): Call it.
26342 (set_value_range_to_nonnegative): Add overflow_infinity
26343 parameter. Change caller.
26344 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
26346 (vrp_expr_computes_nonzero): Likewise.
26347 (compare_ranges, compare_range_with_value): Likewise.
26348 (compare_name_with_value, compare_names): Likewise.
26349 (vrp_evaluate_conditional): Likewise.
26350 (set_value_range): Handle infinity
26351 (vrp_operand_equal_p, operand_less_p): Likewise.
26352 (extract_range_from_assert): Likewise.
26353 (vrp_int_const_binop): Likewise.
26354 (extract_range_from_binary_expr): Likewise.
26355 (extract_range_from_unary_expr): Likewise.
26356 (extract_range_from_comparison): Likewise.
26357 (extract_range_from_expr): Likewise.
26358 (dump_value_range): Likewise.
26359 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
26360 (test_for_singularity): Likewise.
26361 (vrp_int_const_binop): Remove inline qualifier.
26362 (adjust_range_with_scev): Add comment.
26363 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
26365 2007-03-02 Diego Novillo <dnovillo@redhat.com>
26367 * tree-ssa-structalias.c (could_have_pointers): Tidy.
26368 (get_constraint_for): Likewise.
26369 (do_structure_copy): Likewise.
26370 (find_func_aliases): Fix references to MODIFY_EXPR.
26371 (intra_create_variable_infos): Tidy.
26372 * tree-ssa-operands.c (add_virtual_operand): Add argument
26374 When adding members of alias sets, if IS_CALL_SITE is true and
26375 the symbol is not call-clobbered, skip it.
26376 Adjust all callers.
26378 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
26380 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
26381 entry by means of emit_insn_at_entry.
26383 2007-03-02 Richard Henderson <rth@redhat.com>
26385 * expr.h (promoted_input_arg): Remove decl.
26386 * function.c (promoted_input_arg): Merge into ...
26387 * combine.c (setup_incoming_promotions): ... only caller.
26388 Rearrange to avoid double loop.
26390 2007-03-02 Ben Elliston <bje@au.ibm.com>
26391 Peter Bergner <bergner@vnet.ibm.com>
26392 Janis Johnson <janis187@us.ibm.com>
26394 * config/rs6000/dfp.md: New file.
26395 * config/rs6000/rs6000.md: Include dfp.md.
26396 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
26397 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
26398 and TDmode decimal float modes in FP registers.
26399 (num_insns_constant): Likewise.
26400 (rs6000_legitimate_offset_address_p): Likewise.
26401 (rs6000_legitimize_address): Likewise.
26402 (rs6000_legitimize_reload_address): Likewise.
26403 (rs6000_legitimate_address): Likewise.
26404 (rs6000_emit_move): Likewise.
26405 (function_arg_boundary): Likewise.
26406 (function_arg_advance): Likewise.
26407 (rs6000_darwin64_record_arg_recurse): Likewise.
26408 (function_arg): Likewise.
26409 (rs6000_gimplify_va_arg): Likewise.
26410 (rs6000_split_multireg_move): Likewise.
26411 (rs6000_output_function_epilogue): Likewise.
26412 (rs6000_output_function_epilogue): Likewise.
26413 (rs6000_register_move_cost): Likewise.
26414 (rs6000_function_value): Likewise.
26415 (rs6000_libcall_value): Likewise.
26417 2007-03-02 Richard Sandiford <richard@codesourcery.com>
26419 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
26421 2007-03-02 Richard Sandiford <richard@codesourcery.com>
26423 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
26424 Use $MULTIDIR to choose between the kernel and RTP headers,
26425 and use $WIND_BASE and $WIND_USR to locate them.
26427 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26429 * config/i386/i386.c (override_options): Put initialization of
26430 ix86_tune_mask and ix86_arch_mask to the correct place.
26432 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26433 Michael Meissner <michael.meissner@amd.com>
26436 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
26437 (ARCHMASK): Define.
26438 (TARGET_CMOVE): Use ARCHMASK.
26439 (TARGET_CMPXCHG): Ditto.
26440 (TARGET_CMPXCHG8B): Ditto.
26441 (TARGET_XADD): Ditto.
26442 (TARGET_BSWAP): Ditto.
26443 * config/i386/i386.c (ix86_tune_mask): New global variable.
26444 (ix86_arch_mask): Ditto.
26445 (override_options): Initialize ix86_tune_mask and
26446 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
26449 2007-03-02 Ben Elliston <bje@au.ibm.com>
26452 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
26454 2007-03-02 Joseph Myers <joseph@codesourcery.com>
26456 * target.h (init_dwarf_reg_sizes_extra): New target hook.
26457 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
26458 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
26459 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
26461 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
26462 rs6000_init_dwarf_reg_sizes_extra): New.
26463 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
26464 SPE register high parts.
26466 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
26468 * Makefile.in: Add install-pdf target as
26469 copied from automake v1.10 rules.
26470 * configure.ac: Add install-pdf to target list.
26471 * configure: Regenerate.
26473 2007-03-01 Paul Brook <paul@codesourcery.com>
26475 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
26476 modes to LDRD for DImode.
26477 (output_move_double): Fixup out of range ldrd/strd.
26478 (vfp_secondary_reload_class): Rename...
26479 (coproc_secondary_reload_class): ... to this. Add wb argument.
26480 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
26481 coproc_secondary_reload_class for CLASS_IWMMXT.
26482 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
26483 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
26485 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
26487 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
26488 unroll factor by the estimated number of iterations.
26489 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
26490 than prefetch latency.
26492 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
26493 decode_caches_intel, detect_caches_intel): New functions.
26494 (host_detect_local_cpu): Use detect_caches_amd and
26495 detect_caches_intel.
26497 2007-03-01 Richard Henderson <rth@redhat.com>
26499 * expr.c (emit_move_complex_push): Export.
26500 (emit_move_complex_parts): Split out from ...
26501 (emit_move_complex): ... here.
26502 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
26503 * config/i386/i386.md (movcdi): New.
26505 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
26507 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
26508 size of mode1 to check for tieable modes in MMX case.
26510 2007-03-01 Richard Sandiford <richard@codesourcery.com>
26512 * Makefile.in (rtlanal.o): Depend on tree.h.
26513 * rtl.h (offset_within_section_p, split_const): Declare.
26514 * rtlanal.c: Include tree.h.
26515 (offset_within_block_p): New function, taken from
26516 mips_offset_within_object_p.
26517 (split_const): New function, taken from mips_split_const.
26518 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
26520 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
26521 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
26522 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
26523 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
26524 (m68k_illegitimate_symbolic_constant_p): New function.
26525 * config/m68k/m68k.md (movsi): Remove misleading predicates.
26526 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
26527 symbolic constant that might be outside the symbol's section,
26528 move the symbol first and then add the offset.
26529 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
26531 * config/mips/mips.c (mips_split_const): Delete.
26532 (mips_offset_within_object_p): Delete.
26533 (mips_symbolic_constant_p): Use offset_within_section_p and
26534 split_const instead of mips_offset_within_object_p and
26536 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
26537 (mips_legitimize_const_move, print_operand_reloc)
26538 (mips_dangerous_for_la25_p): Use split_const instead of
26541 2007-02-28 Eric Christopher <echristo@apple.com>
26543 * Makefile.in (install-include-dir): Don't rm -rf include.
26545 2007-02-28 Richard Guenther <rguenther@suse.de>
26547 PR middle-end/30364
26548 * fold-const.c (fold_binary): Do not associate expressions
26549 with more than one variable for integer types that do not wrap.
26551 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
26553 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
26554 Delete, and replace with...
26555 (fold_builtin_call_array): This. Update callers to use it.
26556 * fold-const.c (fold_build_call_list): Delete, and replace with...
26557 (fold_build_call_array): This.
26558 (fold_build_call_list_initializer): Delete, and replace with...
26559 (fold_build_call_array_initializer): This.
26560 * tree.h: Update declarations to reflect above changes.
26562 * c-typeck.c (build_function_call): Store converted arguments
26563 in a stack-allocated array instead of building a list.
26564 (convert_arguments): Store arguments in the array passed in as an
26565 argument, and return the actual number of arguments.
26566 * c-format.c: (check_function_format): Pass arguments in an
26567 array instead of a list.
26568 * c-common.c (check_function_nonnull): Likewise.
26569 (check_function_sentinel): Likewise.
26570 (check_function_arguments): Likewise.
26571 * c-common.h: Update declarations to reflect above changes.
26573 2007-02-28 Jan Hubicka <jh@suse.cz>
26575 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
26576 PRED_NEGATIVE_RETURN): Update outcomes.
26578 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
26580 * calls.c (emit_library_call_value_1): Handle partial registers
26581 correctly when building up CALL_INSN_FUNCTION_USAGE.
26583 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26585 * pa/predicates.md (move_src_operand): Allow zero for mode.
26586 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
26589 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
26592 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
26593 *movv2df_internal): Enable pattern only for valid operand
26595 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
26596 tie only 128bit modes. For MMX registers, tie only 64bit modes.
26598 2007-02-27 Mike Stump <mrs@apple.com>
26600 * config/darwin-crt3.c: Avoid compilation when compiling for a
26603 2007-02-27 Joseph Myers <joseph@codesourcery.com>
26605 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
26607 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
26608 for fixed headers and limits.h.
26609 (install-include-dir, install-headers-tar, install-headers-cpio,
26610 install-headers-cp, real-install-headers-tar,
26611 real-install-headers-cpio, real-install-headers-cp): Handle
26612 include-fixed as well as include.
26613 (install-mkheaders): Don't install files that go only in include
26615 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
26616 from GCC_INCLUDE_DIR.
26617 * gcc.c (process_command): Remove special -BstageN/ handling.
26618 (do_spec_1): Add include-fixed directories.
26620 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26622 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
26624 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
26626 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
26629 2007-02-27 Mark Mitchell <mark@codesourcery.com>
26631 * c-common.c (get_priority): Add check for
26632 SUPPORTS_INIT_PRIORITY.
26634 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26636 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
26638 * config/bfin/bfin.c: Include "cfglayout.h".
26639 (MAX_LSETUP_DISTANCE): New macro.
26640 (struct loop_info): New members incoming, incoming_src and
26641 incoming_dest. Delete member predecessor.
26642 (length_for_loop): New function.
26643 (bfin_optimize_loop): Handle more different loop structures.
26644 (bfin_discover_loop): Rework detection of predecessor blocks by
26645 examining incoming edges.
26646 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
26648 (bfin_reorder_loops): New function.
26649 (bfin_reorg_loops): Use these three new functions.
26651 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
26652 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
26653 (CONSTRAINT_LEN): Add entry for 'q'.
26654 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
26655 Add 'q' constraints.
26656 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
26657 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
26659 * config/bfin/bfin.md (add_with_carry): New pattern.
26660 (s_or_u, su_optab, su_modifier): New code macros/attrs.
26661 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
26662 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
26663 support unsigned multiplies too. Removed incorrect commutativity from
26664 operand 1 constraint where appropriate.
26665 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
26667 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
26668 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
26670 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
26671 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
26672 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
26673 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
26674 usmulhisi_hh_huh): New patterns.
26676 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
26677 lshifthi3): Fix output template to use half reg for operand 2.
26679 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
26682 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
26684 2007-02-27 Andreas Schwab <schwab@suse.de>
26686 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
26688 2007-02-27 Jan Hubicka <jh@suse.cz>
26690 * predict.c (last_basic_block_p): Remove.
26691 (tree_estimate_probability): Update return heuristic for commonized
26694 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
26696 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
26698 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
26700 * doc/include/gcc-common.texi (versionsubtitle): New macro.
26701 * doc/cpp.texi: Standardize title page.
26702 * doc/cppinternals.texi: Likewise.
26703 * doc/gcc.texi: Standardize title page, remove version number
26704 from copyright page.
26705 * doc/gccint.texi: Likewise.
26706 * doc/install.texi: Standardize title page, add table of
26709 2007-02-26 Jan Hubicka <jh@suse.cz>
26711 * predict.def: Set outcomes according to more recent results.
26712 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
26713 Remove dead predictors.
26714 * predict.c (return_prediction): Fix pasto.
26716 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26718 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
26719 change; avoid a memory leak when returning early.
26721 2007-02-26 Mark Mitchell <mark@codesourcery.com>
26723 * c-decl.c (static_ctors): Move to c-common.c.
26724 (static_dtors): Likewise.
26725 (finish_function): Use c_record_cdtor_fn.
26726 (build_cdtor): Move to c-common.c.
26727 (c_write_global_declarations): Use c_build_cdtor_fns.
26728 * c-common.h (static_ctors): Declare.
26729 (static_dtors): Likewise.
26730 (c_record_cdtor_fn): Likewise.
26731 (c_build_cdtor_fns): Likewise.
26732 * c-common.c (static_ctors): New variable.
26733 (static_dtors): Likewise.
26734 (c_record_cdtor_fn): New function.
26735 (build_cdtor): Move from c-decl.c
26736 (c_build_cdtor_fns): New function.
26738 * output.h (assemble_addr_to_section): Declare.
26739 (get_cdtor_priority_section): Likewise.
26740 * varasm.c (assemble_addr_to_section): New function.
26741 (get_cdtor_priority_section): Likewise.
26742 (default_named_section_asm_out_destructor): Use them.
26743 (destor_dtor_section_asm_out_destructor): Likewise.
26744 (default_named_section_asm_out_constructor): Likewise.
26745 (default_ctor_section_asm_out_constructor): Likewise.
26746 * config.gcc (*-*-vxworks*): Include vxworks.o.
26747 * config/t-vxworks (vxworks.o): New target.
26748 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
26749 (TARGET_ASM_CONSTRUCTOR): Define.
26750 (TARGET_ASM_DESTRUCTOR): Likewise.
26751 (vxworks_asm_out_constructor): Declare.
26752 (vxworks_asm_out_destructor): Likewise.
26754 * c-common.c (get_priority): Check that we have not just an
26755 INTEGER_CST, but an integer constant with integeral type.
26757 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
26759 PR tree-optimization/30938
26760 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
26761 use &dt[nargs-1] instead of &dt[nargs] in the call to
26762 vect_is_simple_use().
26764 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
26766 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
26767 from register elimination as PRE_MODIFY / POST_MODIFY increments.
26768 Do not attempt to handle MEM inside auto-inc expressions.
26769 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
26770 of a register modified by an auto-inc expression. However, do handle
26771 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
26772 (elimination_effects): Prohibit elimination of a register modified
26773 by an auto-inc expression. Disable register elimination rules whose
26774 target register is modified by an auto-inc expression with variable
26777 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
26779 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
26781 (array_at_struct_end_p): New function.
26782 (idx_infer_loop_bounds): Use it.
26783 (estimate_numbers_of_iterations_loop): Export.
26784 * predict.c (predict_loops): Use estimated_loop_iterations_int.
26785 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
26786 (tree_estimate_probability): Call record_loop_exits.
26787 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
26788 (estimated_loop_iterations, estimated_loop_iterations_int,
26789 estimated_loop_iterations_tree): New functions.
26790 (analyze_siv_subscript_cst_affine,
26791 compute_overlap_steps_for_affine_1_2,
26792 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
26793 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
26794 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
26795 (PRED_LOOP_ITERATIONS_GUESSED): New.
26796 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
26797 * cfgloop.h (estimate_numbers_of_iterations_loop,
26798 estimated_loop_iterations_int): Declare.
26800 2007-02-25 Mark Mitchell <mark@codesourcery.com>
26802 * doc/extend.texi: Document optional priority argument to
26803 constructors and destructors.
26804 * tree.c (init_priority_for_decl): Adjust GTY markers.
26805 (init_ttree): Use priority-info hash functions for
26806 init_priority_for_decl.
26807 (tree_map_eq): Rename to ...
26808 (tree_map_base_eq): ... this.
26809 (tree_map_marked_p): Rename to ...
26810 (tree_map_base_marked_p): ... this.
26811 (tree_map_base_hash): New function.
26812 (decl_init_priority_lookup): Rework.
26813 (decl_fini_priority_lookup): New function.
26814 (decl_priority_info): New function.
26815 (decl_init_priority_insert): Use it.
26816 (decl_fini_priority_insert): Likewise.
26817 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
26819 (decl_restrict_base_insert): Likewise.
26820 (decl_debug_expr_insert): Likewise.
26821 (decl_value_expr_lookup): Likewise.
26822 (decl_value_expr_insert): Likewise.
26823 * tree.h (priority_type): New type.
26824 (decl_init_priority_lookup): Use priority_type.
26825 (decl_fini_priority_lookup): New function.
26826 (decl_init_priority_insert): Use priority_type.
26827 (decl_fini_priority_insert): New function.
26828 (DECL_HAS_INIT_PRIORITY): Tweak comments.
26829 (DECL_INIT_PRIORITY): Likewise.
26830 (SET_DECL_INIT_PRIORITY): Add comment.
26831 (DECL_FINI_PRIORITY): New macro.
26832 (SET_DECL_FINI_PRIORITY): Likewise.
26833 (DEFAULT_INIT_PRIORITY): Document.
26834 (MAX_INIT_PRIORITY): Likewise.
26835 (MAX_RESERVED_INIT_PRIORITY): Likewise.
26836 (tree_map_base): New type.
26837 (tree_map_base_eq): New function.
26838 (tree_map_base_hash): Likewise.
26839 (tree_map_base_marked_p): Likewise.
26840 (tree_map): Inherit from tree_map_base.
26841 (tree_map_eq): Make it a macro.
26842 (tree_map_marked_p): Likewise.
26843 (tree_int_map): Inherit from tree_map_base.
26844 (tree_int_map_eq): Make it a macro.
26845 (tree_int_map_hash): Likewise.
26846 (tree_int_map_marked_p): Likewise.
26847 (tree_priority_map): New type.
26848 (tree_priority_map_eq): New macro.
26849 (tree_priority_map_hash): Likewise.
26850 (tree_priority_map_marked_p): Likewise.
26851 * varasm.c (emults_decl): Adjust for refactoring of tree_map
26853 (emutls_common_1): Likewise.
26854 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
26855 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
26856 of tree_map hierarchy.
26857 * tree-cfg.c (move_stmt_r): Likewise.
26858 (new_label_mapper): Likewise.
26859 * c-tree.h (c_expand_body): Move to ...
26860 * c-common.h (c_expand_body): ... here.
26861 * c-decl.c (c_expand_body): Move to ...
26862 * c-common.c (c_expand_body): ... here.
26863 (c_common_attribute_table): Allow 1 argument for the constructor
26864 and destructor attributes.
26865 (get_priority): New function.
26866 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
26867 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
26869 2007-02-24 Jan Hubicka <jh@suse.cz>
26871 PR middle-end/30509
26872 * tree-inline.c (copy_bb): Produce exact copy of EH info when
26873 copying for inlining.
26875 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
26876 Jan Hubicka <jh@suse.cz>
26879 * i386.c (counter_mode): New function.
26880 (expand_set_or_movmem_via_loop): Use it.
26881 (expand_movmem_epilogue): Likewise; fix pasto.
26882 (ix86_expand_movmem): Do emit guard even for constant counts.
26883 (ix86_expand_setmem): Likewise.
26885 2007-02-25 Nick Clifton <nickc@redhat.com>
26887 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
26888 (JUMP_TABLES_IN_TEXT_SECTION): Define.
26890 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
26893 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
26894 count argument with 0x10, not with 0x16.
26895 (expand_setmem_epilogue): Ditto.
26897 2007-02-24 Mike Stump <mrs@apple.com>
26899 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
26902 2007-02-24 Richard Guenther <rguenther@suse.de>
26904 PR middle-end/30951
26905 * fold-const.c (fold_binary): Fold x +- CST op x for
26906 EQ_EXPR and NE_EXPR.
26908 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26910 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
26912 2007-02-24 Jan Hubicka <jh@suse.cz>
26914 * cgraphunit.c (decide_is_function_needed): Honor
26915 -fkeep-inline-functions.
26917 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26919 * builtins.c (fold_builtin_modf): New.
26920 (fold_builtin_2): Use it.
26922 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
26924 * loop-iv.c (implies_p): Detect additional cases where A implies B.
26925 (determine_max_iter): Take additional LOOP arg; all callers changed.
26926 Lose broken logic dealing with PLUS. Try to limit the upper bound by
26927 one using simplifications.
26928 (simplify_using_initial_values): Return if the expression becomes
26929 invalid due to altered regs.
26931 2007-02-23 DJ Delorie <dj@redhat.com>
26933 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
26935 2007-02-23 Mike Stump <mrs@apple.com>
26937 * tlink.c (scan_linker_output): Parse linker messages from
26938 darwin9's linker better.
26940 2007-02-23 Steve Ellcey <sje@cup.hp.com>
26943 * varpool.c (varpool_assemble_pending_decls): Set
26944 varpool_last_needed_node to null.
26946 2007-02-23 DJ Delorie <dj@redhat.com>
26948 * config/i386/i386.c (ix86_data_alignment): Don't specify an
26949 alignment bigger than the object file can handle.
26951 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
26954 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
26955 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
26956 (*movsf_1): Penalize MMX moves.
26958 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
26960 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
26961 2^32-1 or more times unless flag_unsafe_loop_optimizations.
26963 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
26965 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26967 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
26968 (fold_builtin_1): Use them.
26969 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
26970 BUILT_IN_SIGNIFICAND.
26972 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
26974 * config/i386/i386.c (bdesc_1arg): Initialize
26975 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
26976 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
26977 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
26978 and IX86_BUILTIN_MOVSLDUP.
26980 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
26982 PR rtl-optimization/30841
26983 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
26985 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26987 * builtins.c (fold_builtin_frexp): New.
26988 (fold_builtin_2): Use it.
26990 2007-02-22 Mark Mitchell <mark@codesourcery.com>
26992 * doc/invoke.texi (Spec Files): Document getenv spec function.
26994 * gcc.c (getenv_spec_function): New function.
26995 (static_spec_functions): Add it.
26996 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
26997 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
27000 2007-02-22 Michael Matz <matz@suse.de
27003 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
27004 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
27006 2007-02-22 Ian Lance Taylor <iant@google.com>
27009 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
27010 (mem_loc_descriptor): Call it.
27012 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
27013 Ira Rosen <irar@il.ibm.com>
27015 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
27017 2007-02-22 Ira Rosen <irar@il.ibm.com>
27019 PR tree-optimization/30843
27020 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
27021 stores only after all the group is vectorized.
27023 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
27025 PR tree-optimization/30858
27026 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
27027 in the reduction cycle have a single use in the loop.
27028 * tree-vectorizer.h (relevant): Add documentation.
27030 2007-02-20 Mike Stump <mrs@apple.com>
27032 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
27033 * configure: Regenerate.
27035 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
27037 Change the defaults of some parameters and options.
27038 * config/spu/spu-protos.h (spu_optimization_options): Declare.
27039 * config/spu/spu.c (spu_optimization_options): Add.
27040 (spu_override_options): Change params in spu_optimization_options.
27041 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
27043 Register 127 is only 16 byte aligned when used as a frame pointer.
27044 * config/spu/spu-protos.h (spu_init_expanders): Declare.
27045 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
27046 HARD_FRAME_POINTER_REGNUM.
27047 (spu_legitimate_address): Use regno_aligned_for_reload.
27048 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
27049 aligned when frame_pointer_needed is true.
27050 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
27052 * config/spu/spu.h (INIT_EXPANDERS): Define.
27054 Make sure shift and rotate instructions have valid immediate operands.
27055 * config/spu/predicates.md (spu_shift_operand): Remove.
27056 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
27057 * config/spu/constraints.md (W, O): Extend range.
27058 * config/spu/spu.md (umask, nmask): Define.
27059 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
27060 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
27061 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
27062 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
27063 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
27064 (lshr<mode>3_reg): Fix rtl description.
27066 Make sure mulhisi immediate operands are valid.
27067 * config/spu/predicates.md (imm_K_operand): Add.
27068 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
27070 Generate constants using fsmbi and andi.
27071 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
27072 (print_operand, spu_split_immediate, classify_immediate,
27073 fsmbi_const_p): Handle IC_FSMBI2.
27075 Correctly handle a CONST_VECTOR containing symbols.
27076 * config/spu/spu.c (print_operand): Handle HIGH correctly.
27077 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
27078 (immediate_load_p): Allow symbols that use 2 instructions to create.
27079 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
27080 with symbols when flag_pic is set.
27081 (const_vector_immediate_p): New.
27082 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
27083 accept a CONST_VECTOR with symbols.
27084 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
27085 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
27087 * config/spu/spu.md (high, low): Delete.
27088 (low_<mode>): Define.
27090 Remove INTRmode and INTR_REGNUM, which didn't work.
27091 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
27093 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
27094 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
27095 peephole2 pattern): Don't use INTR or 131.
27096 (movintrcc): Delete.
27097 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
27098 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
27099 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
27100 (UNSPEC_SET_INTR): Add.
27101 * config/spu/spu-modes.def (INTR): Remove.
27103 More accurate warnings about run-time relocations.
27104 * config/spu/spu.c (reloc_diagnostic): Test in_section.
27106 Correctly warn about immediate arguments to specific intrinsics.
27107 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
27108 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
27109 the instruction predicate.
27111 Fix tree check errors with latest update.
27112 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
27114 (spu_expand_builtin): Use CALL_EXPR_FN.
27116 Add missing specific intrinsics.
27117 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
27119 * config/spu/spu_internals.h: Ditto.
27121 Fix incorrect operand modifiers.
27122 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
27123 * config/spu/spu.md (xor<mode>3): Change %S to %J.
27125 Optimize one case of zero_extend of a vec_select.
27126 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
27128 Accept any immediate for hbr.
27129 * config/spu/spu.md (hbr): Change s constraints to i.
27131 2007-02-21 Paul Brook <paul@codesourcery.com>
27133 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
27134 condexec_count when skipping USE and CLOBBER.
27136 2007-02-21 Nick Clifton <nickc@redhat.com>
27138 * common.opt (Warray-bounds): Add Warning attribute.
27139 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
27141 (fsized-zeroes): Add Optimization attribute.
27142 (fsplit-wide-types, ftree-scev-cprop): Likewise.
27143 * c.opt (Wc++0x-compat): Add Warning attribute.
27145 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
27147 PR middle-end/30761
27148 * reload1.c (eliminate_regs_in_insn): In the single_set special
27149 case, attempt to re-recognize the insn before falling back to
27150 having reload fix it up.
27152 2007-02-20 Eric Christopher <echristo@gmail.com>
27154 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
27155 Rewrite accordingly.
27156 (frv_read_iacc_argument): Ditto.
27157 (frv_expand_set_builtin): Take a call instead of arglist, update for
27159 (frv_expand_unop_builtin): Ditto.
27160 (frv_expand_binop_builtin): Ditto.
27161 (frv_expand_cut_builtin): Ditto.
27162 (frv_expand_binopimm_builtin): Ditto.
27163 (frv_expand_voidbinop_builtin): Ditto.
27164 (frv_expand_int_void2arg): Ditto.
27165 (frv_expand_prefetches): Ditto.
27166 (frv_expand_voidtriop_builtin): Ditto.
27167 (frv_expand_voidaccop_builtin): Ditto.
27168 (frv_expand_load_builtin): Ditto.
27169 (frv_expand_store_builtin): Ditto.
27170 (frv_expand_mdpackh_builtin): Ditto.
27171 (frv_expand_mclracc_builtin): Ditto.
27172 (frv_expand_mrdacc_builtin): Ditto.
27173 (frv_expand_mwtacc_builtin): Ditto.
27174 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
27177 2007-02-20 Janis Johnson <janis187@us.ibm.com>
27179 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
27180 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
27182 (HAVE_GAS_DFP): Check for assembler support of decimal floating
27183 point instructions.
27184 * configure: Regenerate.
27185 * config.in: Regenerate.
27186 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
27187 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
27188 masks to power6 and power6x and to POWERPC_MASKS.
27189 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27191 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
27192 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
27193 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
27194 Access PROTOTYPE as variable, not mask.
27196 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
27198 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
27199 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
27200 * combine.c (adjust_for_new_dest): Use it.
27201 * postreload.c (reload_combine): Likewise.
27203 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
27205 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
27206 notes on an insn with multiple sets, even if single_set returns
27207 non-NULL for that insn.
27209 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27211 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
27212 scalbn and scalbln.
27214 2007-02-20 Geoffrey Keating <geoffk@apple.com>
27216 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
27217 if user didn't pass it.
27218 * config/i386/darwin.h (CC1_SPEC): Likewise.
27219 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
27220 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
27221 -mmacosx-version-min.
27223 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27224 Uros Bizjak <ubizjak@gmail.com>
27226 * optabs.h (enum optab_index): Add new OTI_scalb.
27227 (scalb_optab): Define corresponding macro.
27228 * optabs.c (init_optabs): Initialize scalb_optab.
27229 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
27231 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
27232 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
27233 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
27234 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
27235 flag_unsafe_math_optimizations is set.
27237 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
27238 to implement scalbf, scalb and scalbl built-ins as inline x87
27241 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27242 DJ Delorie <dj@redhat.com>
27245 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
27246 (diagnostic_report_diagnostic): ... here, and turn them into real
27247 errors. If warnings are inhibited, no need to do anything.
27249 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
27251 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
27252 better code generation.
27254 2007-02-20 Ben Elliston <bje@au.ibm.com>
27256 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
27258 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
27260 * config/alpha/alpha.c, config/alpha/alpha.md,
27261 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
27262 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
27263 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
27264 config/arm/lib1funcs.asm: Follow spelling conventions.
27266 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
27267 config/fr30/fr30.md, config/i386/i386.h,
27268 config/iq2000/iq2000.h, config/iq2000/predicates.md,
27269 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
27270 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
27271 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
27272 config/rs6000/altivec.md, config/rs6000/rs6000.c,
27273 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
27274 config/sparc/sparc.c, config/sparc/sparc.h,
27275 config/sparc/sparc.md, config/spu/constraints.md,
27276 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
27279 2007-02-20 Alan Modra <amodra@bigpond.net.au>
27282 * varasm.c (use_blocks_for_decl_p): Return false for decls with
27285 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
27287 * doc/invoke.texi (-ftree-lrs): Remove.
27289 2007-02-19 Diego Novillo <dnovillo@redhat.com>
27291 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
27294 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
27296 * config/ia64/ia64.c (ia64_expand_builtin): Use the
27297 new CALL_EXPR_FN macro for retrieving the function
27298 declaration of the input expression.
27300 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27302 * c.opt (Waddress): New.
27303 * common.opt (Walways-true): Delete.
27304 (Wstring-literal-comparison): Delete.
27305 * doc/invoke.texi (Warning Options): Delete -Walways-true and
27306 -Wstring-literal-comparison. Add -Waddress.
27308 (Walways-true): Delete.
27309 (Wstring-literal-comparison): Delete.
27310 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
27311 consistently instead of -Walways-true in example.
27312 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
27313 * c-typeck.c (parser_build_binary_op): Replace
27314 -Wstring-literal-comparison and -Walways-true with -Waddress.
27315 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
27318 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
27320 * tree-cfg.c (dump_function_to_file): Be prepared for functions
27321 without DECL_STRUCT_FUNCTION initialized.
27323 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
27325 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
27326 due to calls to functions taking pointers as parameters.
27328 2007-02-19 Richard Henderson <rth@redhat.com>
27331 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
27334 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
27336 * config/s390/s390.c (s390_call_saved_register_used,
27337 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
27338 accessed to the new scheme.
27340 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
27342 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
27343 (cris_print_index, cris_print_operand, cris_print_operand_address)
27344 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
27345 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
27346 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
27347 GET_CODE () == xxx.
27348 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
27349 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
27350 GO_IF_LEGITIMATE_ADDRESS): Ditto.
27351 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
27352 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
27353 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
27354 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
27355 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
27356 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
27357 (uminsi3, call, call_value): Ditto.
27358 (define_split: indir_to_reg_split, unnamed): Ditto.
27360 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
27362 PR tree-optimization/30975
27363 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
27366 2007-02-18 Eric Christopher <echristo@gmail.com>
27368 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
27369 Remove use of arglist.
27370 (mips_expand_builtin): Remove use of arglist, pass in expr.
27371 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
27372 (mips_expand_builtin_movtf): Ditto.
27373 (mips_expand_builtin_compare): Ditto.
27375 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
27377 * tree-sra.c (sra_build_assignment): Replace assertion
27378 checking with a comment explaining why it can't be done.
27380 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
27382 PR middle-end/30833
27383 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
27384 during CALL_EXPR representation conversion.
27385 * tree-ssa-propagate.c (set_rhs): Likewise.
27387 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
27389 * tree-sra.c (sra_build_assignment): Disable assertion checking
27392 2007-02-18 Roger Sayle <roger@eyesopen.com>
27394 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
27395 instead of calling build2 with a GIMPLE_MODIFY_STMT.
27396 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
27398 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
27399 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
27400 gimplify_init_ctor_eval_range, gimple_push_cleanup,
27401 gimplify_omp_for, gimplify_omp_atomic_pipeline,
27402 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
27403 force_gimple_operand): Likewise.
27404 * ipa-cp.c (constant_val_insert): Likewise.
27405 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
27406 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
27407 perfect_nestify): Likewise.
27408 * langhooks.c (lhd_omp_assignment): Likewise.
27409 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
27410 lower_copyprivate_clauses, lower_send_clauses,
27411 lower_send_shared_vars, expand_parallel_call,
27412 expand_omp_for_generic, expand_omp_for_static_nochunk,
27413 expand_omp_for_static_chunk, expand_omp_sections,
27414 lower_omp_single_copy, lower_omp_for_lastprivate,
27415 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
27416 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
27417 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
27420 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
27422 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
27423 config/sh/sh.md: Follow spelling conventions.
27425 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
27426 config/frv/predicates.md: Follow spelling conventions.
27428 * config/m68k/linux-unwind.h: Fix a comment typo.
27429 * target.h: Follow spelling conventions.
27431 2007-02-18 Roger Sayle <roger@eyesopen.com>
27433 PR rtl-optimization/28173
27434 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
27435 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
27436 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
27437 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
27438 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
27440 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27442 * builtins.c (fold_builtin_load_exponent): New.
27443 (fold_builtin_2): Use it.
27445 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
27447 PR rtl-optimization/30773
27448 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
27449 if we fail to attach a REG_EQUIV note.
27451 2007-02-18 David Edelsohn <edelsohn@gnu.org>
27452 Roger Sayle <roger@eyesopen.com>
27454 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
27456 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
27458 * calls.c (initialize_argument_information): Pass original EXP
27459 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
27460 code to split complex arguments here, as part of initializing the
27462 (expand_call): Remove code that builds a list of arguments and
27463 inserts implicit arguments into it. Instead, just count how many
27464 implicit arguments there will be so we can determine the size of
27465 the ARGS array, and let initialize_argument_information do the work.
27466 (split_complex_values): Delete unused function.
27468 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
27470 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
27472 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
27474 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
27475 for arg pointer based indexed addressing.
27477 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
27479 * config/ia64/ia64.h, config/ia64/ia64.md,
27480 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
27481 spelling conventions.
27483 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27485 * config/m68k/m68k.c (split_di): New.
27486 * config/m68k/m68k-protos.h: Declare split_di.
27487 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
27488 Improve predicate handling and split constant shifts.
27490 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27492 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
27493 parameter for register bitfield operations, general predicates
27496 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27498 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
27499 * config/m68k/linux-unwind.h: New file.
27501 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
27503 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
27504 config/i386/athlon.md, config/ia64/ia64.md,
27505 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
27506 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
27507 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
27508 tree-ssa-loop-niter.c, tree-vect-analyze.c,
27509 tree-vect-transform.c: Fix comment typos.
27511 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
27513 * sched-deps.c (find_insn_list): Remove.
27514 * sched-int.h: Remove the prototype for find_insn_list.
27516 2007-02-16 Geoffrey Keating <geoffk@apple.com>
27518 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
27520 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
27521 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
27522 darwin_rs6000_override_options.
27523 (C_COMMON_OVERRIDE_OPTIONS): Expect
27524 darwin_macosx_version_min to be non-NULL always.
27525 (TARGET_C99_FUNCTIONS): Likewise.
27526 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
27527 (DARWIN_MINVERSION_SPEC): New.
27528 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
27529 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
27531 (DARWIN_MINVERSION_SPEC): New.
27532 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
27534 * config/darwin-c.c (darwin_cpp_builtins): Expect
27535 darwin_macosx_version_min to be non-NULL always.
27537 * config/rs6000/rs6000.c: Clean up trailing whitespace.
27539 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
27541 * config/i386/i386.h (x86_use_xchgb): New.
27542 (TARGET_USE_XCHGB): New macro.
27543 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
27544 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
27545 Split after reload into bswaphi for shifts of 8.
27546 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
27547 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
27548 or when optimizing for size.
27550 2007-02-16 Richard Guenther <rguenther@suse.de>
27551 Christian Bruel <christian.bruel@st.com>
27553 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
27554 DECLs but prefer SSA_NAMEs over DECLs.
27556 2007-02-16 Richard Guenther <rguenther@suse.de>
27558 * tree-flow-inline.h (single_imm_use_p): Remove.
27559 (zero_imm_uses_p): Likewise.
27560 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
27561 instead of single_imm_use_p.
27562 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
27565 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27568 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
27569 nested double- and backquotes.
27571 2007-02-15 Roger Sayle <roger@eyesopen.com>
27573 PR middle-end/30391
27574 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
27575 should be unreachable.
27576 (build2_stat): Allow construction of MODIFY_EXPR at any time.
27577 For the time being redirect GIMPLE_MODIFY_STMT to the new
27578 (renamed) build_gimple_modify_stmt_stat.
27579 (build2_gimple_stat): Rename to...
27580 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
27581 Always build a GIMPLE_MODIFY_STMT node.
27582 * tree.h (build2_gimple, build2_gimple_stat): Delete.
27583 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
27586 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
27587 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
27588 * tree-complex.c (set_component_ssa_name, expand_complex_move,
27589 expand_complex_div_wide): Likewise.
27590 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
27591 * tree-ssa-loop-im.c (schedule_sm): Likewise.
27592 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
27593 * tree-ssa-loop-manip.c (create_iv): Likewise.
27594 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
27595 abs_replacement): Likewise.
27596 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
27597 realify_fake_stores): Likewise.
27599 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
27600 node rather than a GIMPLE_MODIFY_STMT node.
27601 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
27602 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
27604 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
27605 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
27606 GIMPLE_MODIFY_STMT.
27608 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
27610 PR middle-end/30433
27611 * fold-const.c (fold_comparison): Add back the
27612 folding of constant complex comparisions.
27614 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
27616 PR middle-end/30729
27617 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
27618 effects unknown to this function, return early.
27620 2007-02-15 Ian Lance Taylor <iant@google.com>
27622 * lower-subreg.c (move_eh_region_note): New static function.
27623 (resolve_simple_move): Call it.
27624 (decompose_multiword_subregs): Track blocks for which we resolve a
27625 simple move which is also a control flow insn. Pass them to
27626 find_many_sub_basic_blocks.
27627 (pass_lower_subreg): Add TODO_verify_flow.
27628 (pass_lower_subreg2): Likewise.
27630 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27631 Brooks Moses <brooks.moses@codesourcery.com>
27632 Lee Millward <lee.millward@codesourcery.com>
27634 * tree.h (enum tree_code_class): Add tcc_vl_exp.
27635 (VL_EXP_CLASS_P): New.
27636 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
27638 (TREE_OPERAND_CHECK_CODE): Likewise.
27639 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
27640 (TREE_RTL_OPERAND_CHECK): Likewise.
27641 (tree_operand_check_failed): Make second parameter the whole tree
27642 instead of its code. Fixed callers.
27643 (VL_EXP_CHECK): New.
27644 (TREE_OPERAND_LENGTH): New.
27645 (VL_EXP_OPERAND_LENGTH): New.
27646 (CALL_EXPR_FN): New.
27647 (CALL_EXPR_STATIC_CHAIN): New.
27648 (CALL_EXPR_ARGS): New.
27649 (CALL_EXPR_ARG): New.
27650 (call_expr_nargs): New.
27651 (CALL_EXPR_ARGP): New.
27652 (build_nt_call_list): Declare.
27653 (build_vl_exp_stat): Declare.
27654 (build_vl_exp): New.
27655 (build_call_list): Declare.
27656 (build_call_nary): Declare.
27657 (build_call_valist): Declare.
27658 (build_call_array): Declare.
27659 (call_expr_arg): Declare.
27660 (call_expr_argp): Declare.
27661 (call_expr_arglist): Declare.
27662 (fold_build_call_list): Declare.
27663 (fold_build_call_list_initializer): Declare.
27664 (fold_call_expr): Declare to replace fold_builtin.
27665 (fold_builtin_fputs): Update to agree with modified definition.
27666 (fold_builtin_strcpy): Likewise.
27667 (fold_builtin_strncpy): Likewise.
27668 (fold_builtin_memory_chk): Likewise.
27669 (fold_builtin_stxcpy_chk): Likewise.
27670 (fold_builtin_strncpy_chk): Likewise.
27671 (fold_builtin_next_arg): Likewise.
27672 (fold_build_call_expr): Declare.
27673 (fold_builtin_call_list): Declare.
27674 (fold_builtin_call_valist): Declare.
27675 (build_call_expr): Declare.
27676 (validate_arglist): Update to agree with modified definition.
27677 (tree_operand_length): New.
27678 (call_expr_arg_iterator): New.
27679 (init_call_expr_arg_iterator): New.
27680 (next_call_expr_arg): New.
27681 (first_call_expr_arg): New.
27682 (more_call_expr_args_p): New.
27683 (FOR_EACH_CALL_EXPR_ARG): New.
27685 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
27686 and tcc_gimple_stmt.
27687 (tree_code_size): Update documentation. Use sizeof (tree) rather
27688 than sizeof (char *).
27689 (tree_size): Likewise. Add case for tcc_vl_exp.
27690 (tree_node_structure): Add case for tcc_vl_exp.
27691 (contains_placeholder_p): Likewise.
27692 (substitute_in_expr): Likewise.
27693 (substitute_placeholder_in_expr): Likewise.
27694 (stabilize_reference_1): Likewise.
27695 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
27696 to diagnose breakage of this interface for constructing CALL_EXPRs.
27697 (build_nt): Add similar assertion here.
27698 (build_nt_call_list): New.
27699 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
27700 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
27702 (get_callee_fndecl): Use new CALL_EXPR accessors.
27703 (tree_operand_check_failed): Change parameters to pass entire node
27704 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
27705 (process_call_operands): New.
27706 (build_vl_exp_stat): New.
27707 (build_call_list): New.
27708 (build_call_nary): New.
27709 (build_call_valist): New.
27710 (build_call_array): New.
27711 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27712 (call_expr_arglist): New.
27714 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
27715 tcc_vl_exp instead of a fixed-size tcc_expression.
27717 * doc/c-tree.texi (CALL_EXPR): Document new representation and
27718 accessors for CALL_EXPRs.
27719 (AGGR_INIT_EXPR): Likewise.
27721 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27722 Brooks Moses <brooks.moses@codesourcery.com>
27723 Lee Millward <lee.millward@codesourcery.com>
27725 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
27726 (expand_builtin_nonlocal_goto): Change parameter to be entire
27727 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
27728 (expand_builtin_prefetch): Likewise.
27729 (expand_builtin_classify_type): Likewise.
27730 (mathfn_built_in): Return NULL_TREE instead of 0.
27731 (expand_errno_check): Use new CALL_EXPR accessors.
27732 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
27733 Return NULL_RTX instead of 0.
27734 (expand_builtin_mathfn_2): Likewise.
27735 (expand_builtin_mathfn_3): Likewise.
27736 (expand_builtin_interclass_mathfn): Likewise.
27737 (expand_builtin_sincos): Likewise.
27738 (expand_builtin_cexpi): Likewise.
27739 (expand_builtin_int_roundingfn): Likewise.
27740 (expand_builtin_int_roundingfn_2): Likewise.
27741 (expand_builtin_pow): Likewise.
27742 (expand_builtin_powi): Likewise.
27743 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
27744 of arglist, fixing callers appropriately. Use new CALL_EXPR
27745 accessors and constructors. Return NULL_RTX instead of 0.
27746 (expand_builtin_strstr): Likewise.
27747 (expand_builtin_strchr): Likewise.
27748 (expand_builtin_strrchr): Likewise.
27749 (expand_builtin_strpbrk): Likewise.
27750 (expand_builtin_memcpy): Likewise.
27751 (expand_builtin_mempcpy): Likewise.
27752 (expand_builtin_mempcpy_args): New.
27753 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
27754 (expand_builtin_memmove_args): New.
27755 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
27756 (expand_movstr): Likewise.
27757 (expand_builtin_strcpy): Likewise.
27758 (expand_builtin_strcpy_args): New.
27759 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
27760 (expand_builtin_strncpy): Likewise.
27761 (expand_builtin_memset): Likewise.
27762 (expand_builtin_memset_args): New.
27763 (expand_builtin_bzero): Similarly to expand_builtin_memset.
27764 (expand_builtin_memcmp): Likewise.
27765 (expand_builtin_strcmp): Likewise.
27766 (expand_builtin_strncmp): Likewise.
27767 (expand_builtin_strcat): Likewise.
27768 (expand_builtin_strncat): Likewise.
27769 (expand_builtin_strspn): Likewise.
27770 (expand_builtin_strcspn): Likewise.
27771 (expand_builtin_args_info): Likewise.
27772 (expand_builtin_va_start): Likewise.
27773 (gimplify_va_arg_expr): Likewise.
27774 (expand_builtin_va_end): Likewise.
27775 (expand_builtin_va_copy): Likewise.
27776 (expand_builtin_frame_address): Likewise.
27777 (expand_builtin_alloca): Likewise.
27778 (expand_builtin_bswap): Likewise.
27779 (expand_builtin_unop): Likewise.
27780 (expand_builtin_fputs): Likewise.
27781 (expand_builtin_expect): Likewise.
27782 (expand_builtin_fabs): Likewise.
27783 (expand_builtin_copysign): Likewise.
27784 (expand_builtin_printf): Likewise.
27785 (expand_builtin_fprintf): Likewise.
27786 (expand_builtin_sprintf): Likewise.
27787 (expand_builtin_init_trampoline): Likewise.
27788 (expand_builtin_signbit): Likewise.
27789 (expand_builtin_fork_or_exec): Likewise.
27790 (expand_builtin_sync_operation): Likewise.
27791 (expand_builtin_compare_and_swap): Likewise.
27792 (expand_builtin_lock_test_and_set): Likewise.
27793 (expand_builtin_lock_release): Likewise.
27794 (expand_builtin): Likewise.
27795 (builtin_mathfn_code): Likewise.
27797 (fold_builtin_constant_p): Pass call arguments individually instead
27798 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27799 accessors and constructors. Return NULL_TREE instead of 0.
27800 (fold_builtin_expect): Likewise.
27801 (fold_builtin_classify_type): Likewise.
27802 (fold_builtin_strlen): Likewise.
27803 (fold_builtin_nan): Likewise.
27804 (integer_valued_real_p): Likewise.
27805 (fold_trunc_transparent_mathfn): Likewise.
27806 (fold_fixed_mathfn): Likewise.
27807 (fold_builtin_cabs): Likewise.
27808 (fold_builtin_sqrt): Likewise.
27809 (fold_builtin_cbrt): Likewise.
27810 (fold_builtin_cos): Likewise.
27811 (fold_builtin_cosh): Likewise.
27812 (fold_builtin_tan): Likewise.
27813 (fold_builtin_sincos): Likewise.
27814 (fold_builtin_cexp): Likewise.
27815 (fold_builtin_trunc): Likewise.
27816 (fold_builtin_floor): Likewise.
27817 (fold_builtin_ceil): Likewise.
27818 (fold_builtin_round): Likewise.
27819 (fold_builtin_int_roundingfn): Likewise.
27820 (fold_builtin_bitop): Likewise.
27821 (fold_builtin_bswap): Likewise.
27822 (fold_builtin_logarithm): Likewise.
27823 (fold_builtin_hypot): Likewise.
27824 (fold_builtin_pow): Likewise.
27825 (fold_builtin_powi): Likewise.
27826 (fold_builtin_exponent): Likewise.
27827 (fold_builtin_memset): Likewise.
27828 (fold_builtin_bzero): Likewise.
27829 (fold_builtin_memory_op): Likewise.
27830 (fold_builtin_bcopy): Deleted; call site changed to invoke
27831 fold_builtin_memory_op directly.
27832 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
27833 (fold_builtin_strncpy): Likewise.
27834 (fold_builtin_memcmp): Likewise.
27835 (fold_builtin_strcmp): Likewise.
27836 (fold_builtin_strncmp): Likewise.
27837 (fold_builtin_signbit): Likewise.
27838 (fold_builtin_copysign): Likewise.
27839 (fold_builtin_isascii): Likewise.
27840 (fold_builtin_toascii): Likewise.
27841 (fold_builtin_isdigit): Likewise.
27842 (fold_builtin_fabs): Likewise.
27843 (fold_builtin_abs): Likewise.
27844 (fold_builtin_fmin_fmax): Likewise.
27845 (fold_builtin_carg): Likewise.
27846 (fold_builtin_classify): Likewise.
27847 (fold_builtin_unordered_cmp): Likewise.
27849 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
27850 New functions split out from fold_builtin_1.
27851 (fold_builtin_n): New.
27852 (fold_builtin_varargs): New.
27853 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
27855 (fold_call_expr): New.
27856 (build_function_call_expr): Rewrite to use new helper function.
27857 (fold_builtin_call_list): New.
27858 (build_call_expr): New.
27859 (fold_builtin_call_valist): New.
27860 (rewrite_call_expr): New.
27861 (validate_arg): New.
27862 (validate_arglist): Change parameter to be entire CALL_EXPR instead
27863 of an arglist. Change return type to bool. Use new CALL_EXPR
27866 (fold_builtin_strstr): Pass call arguments individually instead
27867 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27868 accessors and constructors. Return NULL_TREE instead of 0.
27869 (fold_builtin_strchr): Likewise.
27870 (fold_builtin_strrchr): Likewise.
27871 (fold_builtin_strpbrk): Likewise.
27872 (fold_builtin_strcat): Likewise.
27873 (fold_builtin_strncat): Likewise.
27874 (fold_builtin_strspn): Likewise.
27875 (fold_builtin_strcspn): Likewise.
27876 (fold_builtin_fputs): Likewise.
27877 (fold_builtin_next_arg): Likewise.
27878 (fold_builtin_sprintf): Likewise.
27880 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
27881 NULL_RTX instead of 0.
27882 (expand_builtin_memory_chk): Likewise.
27883 (maybe_emit_chk_warning): Likewise.
27884 (maybe_emit_sprintf_chk_warning): Likewise.
27886 (fold_builtin_object_size): Pass call arguments individually instead
27887 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27888 accessors and constructors. Return NULL_TREE instead of 0.
27889 (fold_builtin_memory_chk): Likewise.
27890 (fold_builtin_stxcpy_chk): Likewise.
27891 (fold_builtin_strncpy_chk): Likewise.
27892 (fold_builtin_strcat_chk): Likewise.
27893 (fold_builtin_strcat_chk): Likewise.
27894 (fold_builtin_strncat_chk): Likewise.
27895 (fold_builtin_sprintf_chk): Likewise.
27896 (fold_builtin_snprintf_chk): Likewise.
27897 (fold_builtin_printf): Likewise.
27898 (fold_builtin_vprintf): Likewise.
27900 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
27902 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
27903 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27904 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
27905 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
27906 (fold_unary): Likewise.
27907 (fold_binary): Likewise.
27908 (fold_ternary): Remove CALL_EXPR case, since they are no longer
27909 ternary expressions.
27910 (fold): Add logic for tcc_vl_exp.
27911 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
27912 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27913 (fold_build3_stat): Add assertion to flag broken interface for
27914 constructing CALL_EXPRs.
27915 (fold_build_call_list): New.
27916 (fold_build_call_list_initializer): New.
27917 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
27919 (fold_strip_sign_ops): Likewise.
27921 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27922 Brooks Moses <brooks.moses@codesourcery.com>
27923 Lee Millward <lee.millward@codesourcery.com>
27925 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
27926 accessors and dump arguments explicitly.
27928 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
27930 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
27932 (print_call_name): Use new CALL_EXPR accessors.
27934 * print-tree.c (print_node): Add case tcc_vl_exp. Print
27935 CALL_EXPR arguments explicitly instead of as a list. Use
27936 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27938 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
27939 (vrp_visit_stmt): Likewise.
27941 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
27942 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
27944 (force_move_till_expr): Likewise.
27946 * targhooks.c (default_external_stack_protect_fail): Use
27947 build_call_expr instead of build_function_call_expr.
27948 (default_hidden_stack_protect_fail): Likewise.
27950 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
27953 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
27954 and walk arguments explicitly.
27956 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
27957 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27958 (expand_simple_operations): Likewise.
27959 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
27961 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
27962 of TREE_CODE_LENGTH.
27963 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
27965 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
27966 instead of TREE_CODE_LENGTH.
27968 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
27969 (tree_ic_transform): Likewise.
27970 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
27971 parameter instead of arglist. Fix callers.
27972 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
27973 (tree_stringops_transform): Likewise.
27974 (tree_indirect_call_to_profile): Likewise.
27975 (tree_stringops_values_to_profile): Likewise.
27977 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
27978 (eliminate_tail_call): Likewise.
27980 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
27982 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
27983 Use TREE_OPERAND_LENGTH and generalize to handle any number of
27985 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
27987 * omp-low.c (build_omp_barrier): Use build_call_expr.
27988 (lower_rec_input_clauses): Likewise.
27989 (lower_reduction_clauses): Likewise.
27990 (expand_parallel_call): Likewise.
27991 (maybe_catch_exception): Likewise.
27992 (expand_omp_for_generic): Likewise.
27993 (expand_omp_for_static_nochunk): Likewise.
27994 (expand_omp_sections): Likewise.
27995 (lower_omp_single_simple): Likewise.
27996 (lower_omp_single_copy): Likewise.
27997 (lower_omp_master): Likewise.
27998 (lower_omp_ordered): Likewise.
27999 (lower_omp_critical): Likewise.
28001 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
28002 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
28004 * tree-gimple.c (is_gimple_call_addr): Fix doc.
28005 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
28006 TREE_CODE_LENGTH. Add tcc_vl_exp case.
28008 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
28009 and generalize to handle any number of operands.
28010 (chrec_contains_undetermined): Likewise.
28011 (tree_contains_chrecs): Likewise.
28012 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
28014 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
28016 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
28017 fold_call_expr instead of fold_builtin.
28018 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
28019 match declarations there.
28020 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
28023 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
28024 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28026 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
28027 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
28029 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
28032 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
28033 (execute_cse_sincos): Use new CALL_EXPR accessors.
28035 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
28037 * gimple-low.c (lower_function_body): Use build_call_expr.
28038 (lower_builtin_setjmp): Likewise.
28040 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
28041 (set_storage_via_libcall): Likewise.
28042 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
28043 instead of TREE_CODE_LENGTH.
28044 (expand_expr_real_1): Use new CALL_EXPR accessors.
28046 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
28047 generalize to handle any number of operands.
28048 (TB_parent_eq): Likewise.
28050 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
28051 (strip_builtin_expect): Likewise.
28053 * function.c (gimplify_parameters): Use build_call_expr.
28055 * tree-vectorizer.c (vect_is_simple_reduction): Use
28056 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28058 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
28059 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
28061 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
28064 * gimplify.c (build_stack_save_restore): Use build_call_expr.
28065 (gimplify_decl_expr): Likewise.
28066 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
28067 Use new CALL_EXPR iterators.
28068 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
28069 (gimplify_modify_expr_to_memset): Likewise.
28070 (gimplify_variable_sized_compare): Likewise.
28071 (gimplify_omp_atomic_fetch_op): Likewise.
28072 (gimplify_omp_atomic_pipeline): Likewise.
28073 (gimplify_omp_atomic_mutex): Likewise.
28074 (gimplify_function_tree): Likewise.
28076 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
28077 (call_expr_flags): Likewise.
28078 (expand_call): Likewise.
28080 * except.c (expand_builtin_eh_return_data_regno): Pass entire
28081 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28084 * coverage.c (create_coverage): Use build_call_expr.
28086 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
28087 (temp_call_expr_obstack): New.
28088 (pool_copy_list): Delete.
28089 (temp_copy_call_expr): New.
28090 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
28091 CALL_EXPR accessors. Get rid of special goo for copying argument
28092 lists and use temp_copy_call_expr instead.
28093 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
28094 CALL_EXPR accessors.
28095 (create_expression_by_pieces): Likewise. Use build_call_array
28096 to construct the result instead of fold_build3.
28097 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
28098 dealing with argument lists.
28099 (init_pre): Remove references to expression_node_pool and
28100 list_node_pool. Init temp_call_expr_obstack instead.
28101 (fini_pre): Remove references to expression_node_pool and
28104 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
28105 and walk arguments explicitly instead of as a list.
28107 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
28108 (mx_register_decls): Likewise.
28109 (mudflap_register_call): Likewise.
28110 (mudflap_finish_file): Likewise.
28112 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
28113 (ipa_callsite_compute_param): Likewise.
28115 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
28116 accessors and constructor.
28118 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
28119 accessors and constructor.
28120 (convert_tramp_reference): Likewise.
28121 (convert_call_expr): Likewise.
28122 (finalize_nesting_tree_1): Likewise.
28124 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
28127 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
28129 * tree-inline.c (initialize_inlined_parameters): Pass entire
28130 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28132 (estimate_num_insns_1): Use new CALL_EXPR accessors.
28133 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
28135 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
28136 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28137 (vectorizable_reduction): Likewise.
28138 (vectorizable_call): Use new CALL_EXPR iterators.
28139 (vectorizable_conversion): Use build_call_expr.
28140 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
28141 (vect_gen_widened_results_half): Use build_call_expr.
28142 (vect_setup_realignment): Likewise.
28143 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
28145 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
28146 (pass_through_call): Likewise.
28147 (compute_object_sizes): Likewise. Use fold_call_expr instead of
28150 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
28151 (tree_gen_pow2_profiler): Likewise.
28152 (tree_gen_one_value_profiler): Likewise.
28153 (tree_gen_ic_func_profiler): Likewise.
28154 (tree_gen_average_profiler): Likewise.
28155 (tree_gen_ior_profiler): Likewise.
28157 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
28158 (find_func_aliases): Use new CALL_EXPR accessors. Add case
28159 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28161 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
28162 of TREE_CODE_LENGTH.
28164 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
28165 of TREE_CODE_LENGTH.
28167 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
28169 (convert_to_integer): Likewise.
28171 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
28174 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28175 Brooks Moses <brooks.moses@codesourcery.com>
28176 Lee Millward <lee.millward@codesourcery.com>
28178 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
28180 * config/frv/frv.c (frv_expand_builtin): Likewise.
28181 * config/s390/s390.c (s390_expand_builtin): Likewise.
28183 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
28184 (sparc_expand_builtin): Use new CALL_EXPR accessors.
28186 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
28187 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
28188 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
28189 (ix86_expand_store_builtin): Likewise.
28190 (ix86_expand_unop_builtin): Likewise.
28191 (ix86_expand_unop1_builtin): Likewise.
28192 (ix86_expand_sse_compare): Likewise.
28193 (ix86_expand_sse_comi): Likewise.
28194 (ix86_expand_vec_init_builtin): Likewise.
28195 (ix86_expand_vec_ext_builtin): Likewise.
28196 (ix86_expand_vec_set_builtin): Likewise.
28197 (ix86_expand_builtin): Use new CALL_EXPR accessors.
28199 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
28200 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
28202 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
28203 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
28204 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
28206 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
28208 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
28209 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
28210 arglist. Use new CALL_EXPR accessors. Fix callers.
28211 (altivec_expand_abs_builtin): Likewise.
28212 (rs6000_expand_binop_builtin): Likewise.
28213 (altivec_expand_predicate_builtin): Likewise.
28214 (altivec_expand_lv_builtin): Likewise.
28215 (spe_expand_stv_builtin): Likewise.
28216 (altivec_expand_stv_builtin): Likewise.
28217 (rs6000_expand_ternop_builtin): Likewise.
28218 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
28219 (altivec_expand_st_builtin): Likewise.
28220 (altivec_expand_dst_builtin): Likewise.
28221 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
28222 arglist. Use new CALL_EXPR accessors. Fix callers.
28223 (altivec_expand_vec_set_builtin): Likewise.
28224 (altivec_expand_vec_ext_builtin): Likewise.
28225 (altivec_expand_builtin): Use new CALL_EXPR accessors.
28226 (spe_expand_builtin): Likewise.
28227 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
28228 arglist. Use new CALL_EXPR accessors. Fix callers.
28229 (spe_expand_evsel_builtin): Likewise.
28230 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
28231 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
28233 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
28234 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
28235 (arm_expand_unop_builtin): Likewise.
28236 (arm_expand_builtin): Use new CALL_EXPR accessors.
28238 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
28241 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
28242 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
28244 (bfin_expand_unop_builtin): Likewise.
28245 (bfin_expand_builtin): Use new CALL_EXPR accessors.
28247 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28248 Brooks Moses <brooks.moses@codesourcery.com>
28249 Lee Millward <lee.millward@codesourcery.com>
28251 * c-semantics.c (build_stmt): Add internal diagnostic check.
28253 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
28254 accessors. Print arguments explicitly instead of as a list.
28256 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
28258 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
28259 (c_finish_omp_flish): Likewise.
28261 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
28262 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
28263 instead of TREE_CODE_LENGTH.
28264 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
28265 (c_warn_unused_result): Likewise.
28267 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28270 * doc/invoke.texi (Warning Options): Remove
28271 -Werror-implicit-function-declaration.
28272 (Wimplicit-function-declaration): Update description.
28273 * opts.c (common_handle_option): Move handling of -Werror=* to...
28274 (enable_warning_as_error): ...here.
28275 * opts.h (enable_warning_as_error): Declare.
28276 * c-decl.c (implicit_decl_warning): Unless
28277 -Wno-implicit-function-declaration is given, emit a pedwarn if
28278 -std=c99 or emit a warning if -Wimplicit-function-declaration.
28279 * c.opt (Wimplicit-function-declaration): Replace
28280 mesg_implicit_function_declaration with
28281 warn_implicit_function_declaration.
28282 * c-opts.c (c_common_handle_option):
28283 -Werror-implicit-function-declaration is exactly equal as
28284 -Werror=implicit-function-declaration.
28285 (set_Wimplicit): Replace mesg_implicit_function_declaration with
28286 warn_implicit_function_declaration.
28287 (c_common_post_options): -Wimplict-function-declaration is enabled
28288 by default by -std=c99, otherwise is disabled by default.
28289 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
28291 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
28293 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
28294 DECL on the rhs to a DECL on the lhs for debug info purposes if the
28295 former is ignored but not the latter.
28297 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
28299 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
28300 is made and the reference doesn't use the alias set of its type,
28301 do not create the temporary using that type.
28303 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
28305 * jump.c: Remove prototypes for delete_computation and
28306 delete_prior_computation.
28308 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
28310 * jump.c (get_label_after): Delete.
28311 (get_label_before, delete_computation, delete_jump,
28312 delete_prior_computation, follow_jumps): Move...
28313 * reorg.c (delete_computation, delete_prior_computation): ... here...
28314 (get_label_before, delete_jump): ... making these static ...
28315 (follow_jumps): ... and simplifying this since it only runs after
28317 * rtl.h (get_label_after, get_label_before, delete_jump,
28318 follow_jumps): Delete prototypes.
28320 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
28322 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
28324 2007-02-15 Nick Clifton <nickc@redhat.com>
28326 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
28327 order to prevent it from being munged by the target.
28329 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
28331 * config/i386/i386.md: Remove misleading comment.
28333 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28335 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
28336 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
28339 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28341 * tree-sra.c (instantiate_missing_elements): Canonicalize
28343 (sra_build_assignment): New.
28344 (generate_copy_inout, generate_element_copy,
28345 generate_element_zero, generate_one_element_init): Use it.
28347 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28349 * tree-sra.c (instantiate_missing_elements): Canonicalize
28351 (sra_build_assignment): New.
28352 (generate_copy_inout, generate_element_copy,
28353 generate_element_zero, generate_one_element_init): Use it.
28355 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28357 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
28360 2007-02-14 Joseph Myers <joseph@codesourcery.com>
28362 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
28363 types as aggregates not scalars.
28364 * function.c (assign_stack_temp_for_type): Likewise.
28366 2007-02-14 Roger Sayle <roger@eyesopen.com>
28367 Zdenek Dvorak <dvorakz@suse.cz>
28369 * tree-dump.c (dump_switch_p_1): Require exact match of the option
28372 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
28374 * passes.c (next_pass_1): Clear the next field of the copied
28377 2007-02-14 Richard Henderson <rth@redhat.com>
28379 * tree-sra.c (early_sra): New.
28380 (decl_can_be_decomposed_p): Deny va_list if early_sra.
28381 (tree_sra_early, pass_sra_early): New.
28382 * tree-pass.h (pass_sra_early): Declare.
28383 * passes.c (init_optimization_passes): Use it.
28385 2007-02-14 Richard Guenther <rguenther@suse.de>
28387 * flags.h (issue_strict_overflow_warning): Convert to a macro.
28389 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
28391 PR tree-optimization/30771
28392 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
28394 (vect_analyze_operations): Induction phis can now be marked as
28396 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
28397 Update documentation accordingly.
28399 2007-02-14 Nick Clifton <nickc@redhat.com>
28401 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
28402 most 3 arguments are supported.
28403 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
28405 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
28407 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
28408 Ensure dst->current is valid.
28410 2007-02-13 Paul Brook <paul@codesourcery.com>
28412 * config.gcc: Add arm*-*-uclinux-*eabi.
28413 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
28414 (SUBTARGET_EXTRA_LINK_SPEC): Define.
28415 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
28416 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
28417 (LINK_SPEC): Define.
28418 (LIB_SPEC): Define.
28419 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
28421 * config/arm/uclinux-eabi.h: New file.
28422 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
28423 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
28426 2007-02-13 Ian Lance Taylor <iant@google.com>
28428 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
28429 * flags.h (warn_strict_overflow): Declare.
28430 (enum warn_strict_overflow_code): Define.
28431 (issue_strict_overflow_warning): New static inline function.
28432 * opts.c (warn_strict_overflow): New variable.
28433 (common_handle_option): Handle OPT_Wstrict_overflow and
28434 OPT_Wstrict_overflow_.
28435 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
28437 * fold-const.c: Include intl.h.
28438 (fold_deferring_overflow_warnings): New static variable.
28439 (fold_deferred_overflow_warning): New static variable.
28440 (fold_deferred_overflow_code): New static variable.
28441 (fold_defer_overflow_warnings): New function.
28442 (fold_undefer_overflow_warnings): New function.
28443 (fold_undefer_and_ignore_overflow_warnings): New function.
28444 (fold_deferring_overflow_warnings_p): New function.
28445 (fold_overflow_warning): New static function.
28446 (make_range): Add strict_overflow_p parameter. Change all
28448 (extract_muldiv, extract_muldiv_1): Likewise.
28449 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
28450 tree_expr_nonnegative_p.
28451 (fold_negate_expr): Call fold_overflow_warning.
28452 (fold_range_test): Likewise.
28453 (fold_comparison): Likewise.
28454 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
28455 instead of tree_expr_nonnegative_p.
28456 (tree_expr_nonnegative_warnv_p): Rename from
28457 tree_expr_nonnegative_p, add strict_overflow_p parameter.
28458 (tree_expr_nonnegative_p): New function.
28459 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
28460 strict_overflow_p parameter.
28461 (tree_expr_nonzero_p): New function.
28462 * passes.c (verify_interpass_invariants): New static function.
28463 (execute_one_pass): Call it.
28464 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
28466 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
28467 (estimate_numbers_of_iterations): Likewise.
28468 (scev_probably_wraps_p): Likewise.
28469 * tree-ssa-ccp.c: Include "toplev.h".
28470 (evaluate_stmt): Defer fold overflow warnings until we know we are
28472 (struct fold_stmt_r_data): Add stmt field.
28473 (fold_stmt_r): Defer fold overflow warnings until we know we
28475 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
28476 (fold_stmt_inplace): Likewise.
28477 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
28478 (cleanup_control_expr_graph): Defer fold overflow warnings until
28479 we know we are going to optimize.
28480 * tree-cfg.c (fold_cond_expr_cond): Likewise.
28481 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
28483 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
28484 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
28485 * tree-ssa-loop-manip.c (create_iv): Likewise.
28486 * c-typeck.c (build_conditional_expr): Likewise.
28487 (build_binary_op): Likewise.
28488 * tree-vrp.c (vrp_expr_computes_nonzero): Call
28489 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
28490 (extract_range_from_unary_expr): Likewise.
28491 * simplify-rtx.c (simplify_const_relational_operation): Warn when
28492 assuming that signed overflow does not occur.
28493 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
28494 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
28495 (fold_defer_overflow_warnings): Declare.
28496 (fold_undefer_overflow_warnings): Declare.
28497 (fold_undefer_and_ignore_overflow_warnings): Declare.
28498 (fold_deferring_overflow_warnings_p): Declare.
28499 (tree_expr_nonzero_warnv_p): Declare.
28500 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
28501 of warning options.
28502 (Warning Options): Document -Wstrict-overflow.
28503 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
28504 (tree-ssa-ccp.o): Likewise.
28505 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
28506 (fold-const.o): Depend on intl.h.
28508 2007-02-13 Ian Lance Taylor <iant@google.com>
28510 PR middle-end/30751
28511 * lower-subreg.c (resolve_simple_move): Decompose subregs in
28514 2007-02-13 Stuart Hastings <stuart@apple.com>
28516 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
28518 2007-02-13 Richard Henderson <rth@redhat.com>
28520 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
28521 handled_component_p before looking for the indirect_ref.
28523 2007-02-13 Richard Henderson <rth@redhat.com>
28525 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
28526 remove flags clobber.
28527 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
28528 (bswaphi_lowpart): New.
28529 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
28530 remove TARGET_BSWAP test. Delete expander of the same name.
28532 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
28533 (expand_unop): Use them.
28535 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
28537 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
28538 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
28539 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
28540 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
28541 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
28542 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
28543 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
28544 assembler dialect choice from asm templates.
28546 2007-02-12 Richard Henderson <rth@redhat.com>
28548 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
28549 (fixuns_trunc<SSEMODEF>si2): Use it.
28550 * config/i386/sse.md (vec_setv4sf_0): Export.
28551 * config/i386/i386.c (ix86_build_const_vector): Export.
28552 (ix86_split_convert_uns_si_sse): Rename from
28553 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
28554 * config/i386/i386-protos.h: Update.
28556 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28559 * c-typeck.c (c_finish_return): Improve warning message.
28561 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28563 * alias.c (find_symbolic_term): Delete unused function.
28565 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
28567 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
28568 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
28569 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
28571 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
28573 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
28574 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
28575 the function, temporarily point the debug interface to the null one.
28577 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
28579 * dwarf2out.c (round_up_to_align): New static function.
28580 (field_byte_offset): Use it to round the offset.
28582 2007-02-12 Richard Henderson <rth@redhat.com>
28584 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
28585 (inswl_const): Export.
28587 2007-02-12 Richard Henderson <rth@redhat.com>
28589 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
28590 result mode of the libcall, convert back to outmode.
28592 2007-02-12 Roger Sayle <roger@eyesopen.com>
28594 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
28595 (bswapdi2): New define_expand to implement 32-bit implementation.
28597 2007-02-12 Nick Clifton <nickc@redhat.com>
28599 * doc/invoke.texi (Overall Options): Document --help=.
28600 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
28601 (cc1_options): Pass --help= on to cc1.
28602 (display_help): Add description of --help=.
28603 (process_command): Add code to handle --help=. Allow translated
28604 --help and --target-help switches to be passed on to compiler
28606 (main): Remove unused if statement.
28607 * opts.c (columns): Remove.
28608 (LEFT_COLUMN): Define.
28609 (wrap_help): Add columns argument.
28610 (print_filtered_help): Change parameters to be an include bitmask,
28611 an exclude bitmask, an any bitmask and the column width. Move the
28612 code to display the params list here. Add code to display the
28613 status of options rather than their descriptions if the quiet flag
28615 (print_specific_help): Change parameters to be an include bitmask,
28616 an exclude bitmask and an any bitmask. Move code to look up the
28617 column width here. Decide upon the title for an options listing.
28618 (common_handle_options): Add code to handle --help=. Adapt code
28619 for --help and --target-help to use the revised form of the
28620 print_specific_help function.
28621 (print_help): Delete.
28622 (print_param_help): Delete.
28623 (print_switch): Delete.
28624 * opts.h (cl_lang_count): Add prototype.
28625 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
28626 CL_MAX_OPTION_CLASS): New defines.
28627 * optc-gen.awk: Add construction of cl_lang_count.
28628 * c.opt: Add Warning attribute to warning options and Optimization
28629 attribute to optimization options.
28630 * common.opt: Likewise.
28632 Add -fhelp and -ftarget-help as aliases for the transformed --help
28633 and --target-help options.
28634 * opt-functions.awk: Add code to handle Warning and Optimization
28637 2007-02-12 Richard Henderson <rth@redhat.com>
28639 * config/alpha/constraints.md: New file.
28640 * config/alpha/alpha.c: Include tm-constrs.h.
28641 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
28642 alpha_extra_constraint): Remove.
28643 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
28644 * config/alpha/alpha-protos.h: Update.
28645 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
28646 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
28647 (EXTRA_CONSTRAINT): Remove.
28648 * config/alpha/alpha.md: Include constraints.md.
28649 (adddi splitter): Use satisfies_constraint_*.
28650 * config/alpha/predicates.md (add_operand): Likewise.
28651 (sext_add_operand, addition_operation): Likewise.
28653 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
28655 PR tree-optimization/29145
28656 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
28657 in our handling of restrict qualified pointers.
28659 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28662 * doc/invoke.texi (Wunused-value): Update description.
28663 (Wextra): Delete item.
28664 * opts.c (set_Wextra): Don't use the value of Wextra to set the
28665 value of Wunused-value.
28666 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
28667 (c_finish_stmt_expr): Don't check extra_warnings.
28668 (emit_side_effect_warnings): The caller is responsible to check
28671 2007-02-11 Roger Sayle <roger@eyesopen.com>
28672 Matt Thomas <matt@3am-software.com>
28674 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
28676 2007-02-11 Roger Sayle <roger@eyesopen.com>
28678 * simplify-rtx.c (simplify_relational_operation_1): Optimize
28679 comparisons of POPCOUNT against zero.
28680 (simplify_const_relational_operation): Likewise.
28682 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28684 * doc/invoke.texi (Wextra): Delete outdated paragraph.
28686 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28688 * dwarf2out.c (root_type): Delete unused function.
28690 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28692 * genattrtab.c (contained_in_p): Delete unused function.
28693 (write_expr_attr_cache): Likewise.
28695 2007-02-11 Jan Hubicka <jh@suse.cz>
28697 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
28700 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
28702 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
28703 to add the REG_EQ* note.
28704 * see.c (see_merge_one_use_extension): Likewise.
28705 * local-alloc.c (update_equiv_regs): Likewise. Also don't
28706 turn REG_EQUAL notes into REG_EQUIV notes if the target
28707 register may have more than one set.
28708 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
28709 * gcse.c (try_replace_reg): Likewise.
28710 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
28711 * calls.c (fixup_tail_calls): Likewise. Abort if there is
28712 more than one REG_EQUIV note.
28713 * reload1.c (gen_reload): Use set_unique_reg_note.
28715 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
28717 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
28718 (ix86_builtin_conversion): New function.
28720 2007-02-06 Mark Mitchell <mark@codesourcery.com>
28723 * tree.h (DECL_REPLACEABLE_P): New macro.
28724 * except.c (set_nothrow_function_flags): Likewise.
28726 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
28727 Ira Rosen <irar@il.ibm.com>
28728 Dorit Nuzman <dorit@il.ibm.com>
28730 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
28731 * targhooks.c (default_builtin_vectorized_conversion): New.
28732 * targhooks.h (default_builtin_vectorized_function): New declaration.
28733 * target.h (struct vectorize): Add builtin_conversion field.
28734 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
28735 stmt_vec_info_type value.
28736 (vectorizable_conversion): New declaration.
28737 * tree-vect-analyze.c (vect_analyze_operations): Add
28738 vectorizable_conversion call.
28739 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
28740 * tree-vect-transform.c (vectorizable_conversion): New function.
28741 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
28742 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
28744 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
28745 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
28746 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
28747 or ALTIVEC_BUILTIN_VCFSX.
28749 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28752 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
28753 CONST_DOUBLE and operand 0 is a hard register.
28754 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
28755 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
28756 is a hard floating-point register.
28758 2007-02-10 Richard Henderson <rth@redhat.com>
28759 Jakub Jelinek <jakub@redhat.com>
28760 Alexandre Oliva <aoliva@redhat.com>
28762 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
28763 * builtin-types.def (BT_WORD): Make unsigned.
28764 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
28765 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
28766 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
28767 * c-decl.c (grokdeclarator): Don't error if !have_tls.
28768 * c-parser.c (c_parser_omp_threadprivate): Likewise.
28769 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
28771 * expr.c (emutls_var_address): New.
28772 (expand_expr_real_1): Expand emulated tls.
28773 (expand_expr_addr_expr_1): Likewise.
28774 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
28775 * output.h (emutls_finish): Declare.
28776 * toplev.c (compile_file): Call it.
28777 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
28778 address before wrapping in CONST.
28779 * varasm.c (emutls_htab, emutls_object_type): New.
28780 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
28781 (get_emutls_object_name, get_emutls_object_type): New.
28782 (get_emutls_init_templ_addr, emutls_decl): New.
28783 (emutls_common_1, emutls_finish): New.
28784 (assemble_variable): When emulating tls, swap decls; generate
28785 constructor for the emutls objects.
28786 (do_assemble_alias): When emulating tls, swap decl and target name.
28787 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
28789 * varpool.c (decide_is_variable_needed): Look at force_output.
28790 Recurse for emulated tls.
28791 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
28792 with decide_is_variable_needed.
28793 * emutls.c: New file.
28794 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
28795 tls_object for real tls.
28797 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
28799 PR rtl-optimization/29599
28800 * reload1.c (eliminate_regs_in_insn): Take the destination
28801 mode into account when computing the offset.
28803 2007-02-09 Stuart Hastings <stuart@apple.com>
28804 Richard Henderson <rth@redhat.com>
28806 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
28807 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
28808 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
28809 fixuns_truncdfhi2): New.
28810 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
28811 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
28812 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
28813 (floatunssidf2): Allow nonimmediate source.
28814 * config/i386/sse.md (movdi_to_sse): New.
28815 (vec_concatv2di): Drop '*'.
28816 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
28817 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
28818 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
28820 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
28821 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
28822 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
28823 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
28824 (ix86_build_signbit_mask): Fix decl of v, refactor to call
28825 ix86_build_const_vector.
28826 (x86_emit_floatuns): Rewrite.
28828 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28830 * genautomata.c (longest_path_length): Delete unused function.
28831 (struct state): Delete unused longest_path_length.
28832 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
28833 (get_free_state): Delete unused.
28835 2007-02-09 Jan Hubicka <jh@suse.cz>
28837 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
28838 * doc/invoke.texi (inline-unit-growth): Update default value.
28840 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
28841 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
28842 (rebuild_cgraph_edges): Likewise.
28843 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
28844 (dump_cgraph_node): Dump frequencies.
28845 (cgraph_clone_edge): Add frequency scales.
28846 (cgraph_clone_node): Add freuqnecy.
28847 * cgraph.h (cgraph_edge): Add freuqnecy argument.
28848 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
28849 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
28850 * tree-pass.h (TODO_rebuild_frequencies): New constant.
28851 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
28852 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
28853 (save_inline_function_body): Likewise.
28854 * ipa-inline.c: inluce rtl.h
28855 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
28856 (cgraph_edge_badness): Use frequencies.
28857 (cgraph_decide_recursive_inlining): Update clonning.
28858 (cgraph_decide_inlining_of_small_function): Dump frequency.
28859 * predict.c (estimate_bb_frequencies): Export.
28860 * predict.h (estimate_bb_frequencies): Declare.
28861 * tree-inline.c (copy_bb): Watch overflows.
28862 (expand_call_inline): Update call of cgraph_create_edge.
28863 (optimize_inline_calls): Use TODO flags to update frequnecies.
28864 * passes.h: Include predict.h
28865 (init_optimization_passes): Move profile ahead.
28866 (execute_function_todo): Handle TODO_rebuild_frequencies.
28868 2007-02-09 Roger Sayle <roger@eyesopen.com>
28870 * config/alpha/alpha.c (emit_insxl): Force the first operand of
28871 the insbl or inswl pattern into a register.
28873 2007-02-09 Roger Sayle <roger@eyesopen.com>
28875 * config/ia64/ia64.md (bswapdi2): New define_insn.
28877 2007-02-09 Richard Henderson <rth@redhat.com>
28879 * config/i386/constraints.md (Ym): New constraint.
28880 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
28881 (movdi_1_rex64): Split sse and xmm general register moves from
28882 memory move alternatives. Use conditional register constraints.
28883 (movsf_1, movdf_integer): Likewise.
28884 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
28885 (movdf_integer_rex64): New.
28886 (pushsf_rex64): Fix output constraints.
28887 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
28888 (sse2_stored): Likewise.
28889 (sse2_storeq_rex64): New.
28890 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
28891 amd and not generic.
28892 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
28893 for optimize_size. Remove SF/DFmode hack.
28895 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
28897 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
28900 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
28901 Richard Sandiford <richard@codesourcery.com>
28903 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
28904 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
28905 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
28906 m68k/t-mlib to tmake_file.
28907 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
28908 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
28909 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
28910 Allow it to be cf or m68k. Set m68k_arch_family. If that
28911 variable is not empty, add t-$m68k_arch_family to tmake_file.
28912 Add t-mlibs to tmake_file.
28913 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
28914 * config/m68k/t-cf: New file.
28915 * config/m68k/t-m68k: Likewise.
28916 * config/m68k/t-mlibs: Likewise.
28917 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28918 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28919 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
28920 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28921 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
28923 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
28924 (INSTALL_LIBGCC): Delete.
28925 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
28926 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28927 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28928 (M68K_MLIB_CPU): Define.
28929 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28930 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28931 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
28933 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
28934 Richard Guenther <rguenther@suse.de>
28936 PR middle-end/23361
28937 * fold-const.c (fold_comparison): Handle obfuscated comparisons
28938 against INT_MIN/INT_MAX.
28939 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
28940 file if a loop is removed.
28942 2007-02-09 Joseph Myers <joseph@codesourcery.com>
28944 * calls.c (store_one_arg): Pass correct alignment to
28945 emit_push_insn for non-BLKmode values.
28946 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
28947 unaligned stack slot via a suitably aligned slot.
28949 2007-02-08 DJ Delorie <dj@redhat.com>
28951 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
28953 (legal_subregs): Use unsigned char, make const.
28954 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
28956 2007-02-08 Paul Brook <paul@codesourcery.com>
28958 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
28959 special interworking needed.
28961 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
28963 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
28964 conditional to __SSE2__.
28965 (Entries below should have been added to first ChangeLog
28966 entry for amdfam10 dated 2007-02-05)
28967 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
28969 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
28971 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
28974 2007-02-08 DJ Delorie <dj@redhat.com>
28976 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
28977 * config/m32c/m32c.c (legal_subregs): New.
28978 (m32c_illegal_subreg_p): New.
28979 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
28980 unsupported subregs of hard regs.
28982 2007-02-08 Jan Hubicka <jh@suse.cz>
28984 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
28985 the same one; always update histograms.
28987 2007-02-08 Diego Novillo <dnovillo@redhat.com>
28989 * passes.c (init_optimization_passes): Tidy comment.
28991 2007-02-08 Roger Sayle <roger@eyesopen.com>
28993 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
28994 strip zero_extend, bswap and rotates from POCOUNT's argument.
28995 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
28996 zero_extend and rotates from PARITY's argument.
28997 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
28998 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
28999 of an integer constant at compile-time.
29001 2007-02-08 Diego Novillo <dnovillo@redhat.com>
29004 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
29006 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
29009 * tree-ssa-live.c (remove_unused_locals): Do not remove
29010 TREE_ADDRESSABLE variables.
29011 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
29012 * tree-ssa-operands.c (add_virtual_operand): Remove argument
29013 FOR_CLOBBER. Update all users.
29014 If VAR has an associated alias set, add a virtual operand for
29015 it if no alias is found to conflict with the memory reference.
29017 2007-02-07 Jan Hubicka <jh@suse.cz>
29018 Robert Kidd <rkidd@crhc.uiuc.edu>
29020 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
29022 2007-02-07 Ian Lance Taylor <iant@google.com>
29024 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
29026 2007-02-07 Roger Sayle <roger@eyesopen.com>
29028 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
29029 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
29030 tablejumpdi, movsi_to_cr_one): Remove constraints from
29031 define_expand's match_operands.
29033 2007-02-07 Roger Sayle <roger@eyesopen.com>
29035 * global.c (compute_regsets): Move declatation of "i" inside of
29036 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
29038 2007-02-07 Jakub Jelinek <jakub@redhat.com>
29041 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
29042 of INDIRECT_REF <RESULT_DECL>.
29044 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
29046 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
29047 Kaz Kojima <kkojima@gcc.gnu.org>
29050 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
29052 (sh_initialize_trampoline): Add parentheses to avoid a warning.
29054 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
29056 * doc/loop.texi: Document possibility not to perform disambiguation
29057 of loops with multiple latches.
29058 * cfgloopmanip.c (alp_enum_p): Removed.
29059 (add_loop): Handle subloops. Use get_loop_body_with_size.
29060 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
29061 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
29062 the new forwarder block.
29063 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
29064 Handle the case latch is NULL.
29065 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
29066 modifications when marking loop exits.
29067 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
29069 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
29070 disambiguate_loops_with_multiple_latches.
29071 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
29072 before fix_loop_structure.
29073 * cfgloop.c: Include pointer-set.h and output.h.
29074 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
29075 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
29076 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
29077 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
29078 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
29079 disambiguate_multiple_latches, get_loop_body_with_size,
29080 disambiguate_loops_with_multiple_latches): New functions.
29081 (flow_loop_dump): Dump multiple latch edges.
29082 (flow_loop_nodes_find): Handle loops with multiple latches.
29083 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
29084 (glb_enum_p): Modified.
29085 (get_loop_body): Use get_loop_body_with_size.
29086 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
29087 (AVOID_CFG_MODIFICATIONS): New constant.
29088 (disambiguate_loops_with_multiple_latches, add_loop,
29089 get_loop_body_with_size): Declare.
29090 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
29092 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
29094 PR inline-asm/28686
29095 * global.c (compute_regsets): New function.
29096 (global_alloc): Refactored ELIMINABLE_REGSET
29097 and NO_GLOBAL_ALLOC_REGS computation out.
29098 (rest_of_handle_global_alloc): Call compute_regsets()
29099 for non-optimizing case.
29101 2007-02-06 Richard Henderson <rth@redhat.com>
29103 * config/i386/constraints.md (Y2): Rename from Y.
29104 (Yi): New constraint.
29105 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
29106 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
29107 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
29108 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
29109 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
29110 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
29111 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
29112 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
29113 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
29114 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
29115 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
29116 vec_extractv2si_1): Change Y constraints to Y2.
29117 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
29118 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
29119 Change Y constraints to Y2.
29120 (sse2_loadld): Change Y constraints to x.
29122 2007-02-06 Roger Sayle <roger@eyesopen.com>
29124 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
29125 (parity<mode>2): New define_expand using rs6000_emit_parity.
29126 * config/rs6000/rs6000.c (rs6000_emit_popcount,
29127 rs6000_emit_parity): New functions.
29128 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
29129 rs6000_emit_parity): Prototype here.
29131 2007-02-06 Ian Lance Taylor <iant@google.com>
29133 * lower-subreg.c (simple_move_operand): Reject CONST.
29134 (resolve_clobber): Call validate_change rather than directly
29135 assigning to XEXP (pat, 0).
29137 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
29139 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
29140 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
29141 (tree-cfg.o): Remove hashtab.h dependency.
29143 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
29144 (struct ivopts_data): Change niters to pointer_map_t.
29145 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
29146 (niter_for_exit): Create pointer_map on demand. Change for
29148 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
29149 (free_loop_data): Destroy data->niters if created and reset field.
29150 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
29151 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
29153 * tree-ssa-reassoc.c: Include pointer-set.h.
29154 (bb_rank): Change to long *.
29155 (operand_rank): Change to pointer_map_t.
29156 (find_operand_rank): Return long, -1 if not found. Declare as inline.
29157 (insert_operand_rank): Accept long.
29158 (operand_entry_hash, operand_entry_eq): Remove.
29159 (get_rank): Return long. Adjust for changes above.
29160 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
29162 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
29164 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
29165 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
29166 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
29168 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
29169 directly since it cannot be NULL.
29170 (get_vi_for_tree): Rewrite for pointer_map API.
29171 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
29172 (init_alias_vars): Create vi_for_tree as pointer_map.
29173 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
29175 * tree-cfg.c: Don't include hashtab.h.
29176 (edge_to_cases): Declare as pointer_map.
29177 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
29179 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
29180 (start_recording_case_labels): Create edge_to_cases as pointer_map.
29181 (end_recoding_case_labels): Cleanup edge_to_cases manually before
29183 (record_switch_edge): Delete.
29184 (get_cases_for_edge): Adjust for pointer_map API, inline
29185 record_switch_edge (rewritten for new API), remove goto.
29187 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
29189 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
29190 * tree-nested.c: Include pointer-set.h.
29191 (var_map_elt, var_map_eq, var_map_hash): Delete.
29192 (struct nesting_info): Remove GTY marker. Change the two htab_t's
29193 to pointer_map_t's.
29194 (nesting_info_bitmap_obstack): New.
29195 (lookup_field_for_decl): Adjust for pointer_map API.
29196 (lookup_tramp_for_decl): Adjust for pointer_map API.
29197 (get_nonlocal_debug_decl): Adjust for pointer_map API.
29198 (get_local_debug_decl): Adjust for pointer_map API.
29199 (convert_nl_goto_reference): Adjust for pointer_map API.
29200 (convert_nl_goto_receiver): Adjust for pointer_map API.
29201 (create_nesting_tree): Create outside GGC space. Create bitmap on
29202 the new obstack. Create field_map and var_map as pointer_maps.
29203 (free_nesting_tree): Adjust for changes to create_nesting_tree.
29205 (lower_nested_functions): Move root here, no need to NULL it.
29206 Initialize and release the obstack.
29208 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
29210 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
29211 Remove prototypes and make them non-static.
29212 (struct tree_int_map): Remove.
29213 * tree.h (struct tree_int_map): Move here, turning TO into an
29215 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
29217 * tree.h (TREE_COMPLEXITY): Remove.
29218 (struct tree_exp): Remove complexity field.
29219 * tree.c (build1_stat): Don't set it.
29221 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
29222 Victor Kaplansky <victork@il.ibm.com>
29224 * tree-vectorizer.c (vect_is_simple_use): Support induction.
29225 (vect_is_simple_reduction): Support reduction with induction as
29226 one of the operands.
29227 (vect_is_simple_iv_evolution): Fix formatting.
29228 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
29229 formatting. Don't mark induction phis for vectorization.
29230 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
29231 * tree-vect-transform.c (get_initial_def_for_induction): New function.
29232 (vect_get_vec_def_for_operand): Support induction.
29233 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
29235 (vectorizable_reduction): Support reduction with induction as one of
29237 (vectorizable_type_demotion): Use def-type of stmt argument rather
29238 than dummy def-type.
29240 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
29241 flag_tree_scev_cprop.
29242 * common.opt (tree-scev-cprop): New flag.
29244 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
29245 call to vect_get_new_vect_var.
29247 2007-02-06 Ira Rosen <irar@il.ibm.com>
29249 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
29250 vectype is not NULL.
29251 (vect_pattern_recog_1): Likewise.
29253 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29255 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
29256 (fold_negate_expr): Likewise.
29258 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
29261 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
29262 even if cv-qualification is the same.
29264 2007-02-05 Geoffrey Keating <geoffk@apple.com>
29266 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
29267 __enable_execute_stack on completion.
29269 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29271 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
29272 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
29273 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
29274 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
29275 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
29276 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
29277 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
29278 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
29280 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29282 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
29283 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
29284 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
29285 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
29286 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
29287 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
29288 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
29289 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
29290 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
29291 umuldi3_highpart_rex64, umulsi3_highpart_insn,
29292 umulsi3_highpart_zext, smuldi3_highpart_rex64,
29293 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
29294 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
29295 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
29296 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
29297 sqrtextenddfxf2_i387): Added amdfam10_decode.
29299 * config/i386/athlon.md (athlon_idirect_amdfam10,
29300 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
29301 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
29302 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
29303 athlon_ivector_store_amdfam10): New define_insn_reservation.
29304 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
29307 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29309 * config/i386/athlon.md (athlon_call_amdfam10,
29310 athlon_pop_amdfam10, athlon_lea_amdfam10): New
29311 define_insn_reservation.
29312 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
29313 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
29314 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
29316 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29318 * config/i386/athlon.md (athlon_sseld_amdfam10,
29319 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
29320 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
29322 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29324 * config/i386/athlon.md (athlon_sseins_amdfam10): New
29325 define_insn_reservation.
29326 * config/i386/i386.md (sseins): Added sseins to define_attr type
29327 and define_attr unit.
29328 * config/i386/sse.md: Set type attribute to sseins for insertq
29331 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29333 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
29334 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
29335 ssecomi_load_amdfam10, ssecomi_amdfam10,
29336 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
29337 define_insn_reservation.
29338 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
29340 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29342 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
29343 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
29344 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
29345 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
29346 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
29347 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
29348 define_insn_reservation.
29350 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
29351 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
29352 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
29353 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
29354 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
29356 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29358 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
29359 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
29360 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
29361 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
29362 athlon_ssemul_load_k8): Added amdfam10.
29364 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29366 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
29367 (x86_sse_unaligned_move_optimal): New variable.
29369 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
29371 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
29372 for unaligned vector SSE double/single precision loads for AMDFAM10.
29374 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29376 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
29377 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
29378 Define TARGET_CPU_DEFAULT_amdfam10.
29379 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
29380 (processor_type): Add PROCESSOR_AMDFAM10.
29382 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
29383 processor_type in config/i386/i386.h.
29384 Enable imul peepholes for TARGET_AMDFAM10.
29386 * config.gcc: Add support for --with-cpu option for amdfam10.
29388 * config/i386/i386.c (amdfam10_cost): New variable.
29389 (m_AMDFAM10): New macro.
29390 (m_ATHLON_K8_AMDFAM10): New macro.
29391 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
29392 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
29393 x86_promote_QImode, x86_integer_DFmode_moves,
29394 x86_partial_reg_dependency, x86_memory_mismatch_stall,
29395 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
29396 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
29397 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
29398 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
29399 Enable/disable for amdfam10.
29400 (override_options): Add amdfam10_cost to processor_target_table.
29401 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
29402 processor_alias_table.
29403 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
29404 (ix86_adjust_cost): Add code for amdfam10.
29406 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29408 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
29409 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
29410 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
29411 * config/i386/i386.h: Add builtin definition for SSE4A.
29412 * config/i386/i386.md: Add support for ABM instructions
29413 (popcnt and lzcnt).
29414 * config/i386/sse.md: Add support for SSE4A instructions
29415 (movntss, movntsd, extrq, insertq).
29416 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
29417 Add -march=amdfam10 flag.
29418 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
29419 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
29421 * doc/extend.texi: Add documentation for SSE4A builtins.
29423 2007-02-05 Bob Wilson <bob.wilson@acm.org>
29425 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
29427 2007-02-05 Richard Guenther <rguenther@suse.de>
29429 * tree-vectorizer.h (vectorizable_function): Add argument type
29430 argument, change return type.
29431 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
29432 * tree-vect-transform.c (vectorizable_function): Handle extra
29433 argument, return vectorized function decl.
29434 (build_vectorized_function_call): Remove.
29435 (vectorizable_call): Handle calls with result and argument types
29436 differing. Handle loop vectorization factor correctly.
29437 * targhooks.c (default_builtin_vectorized_function): Adjust for
29439 * targhooks.h (default_builtin_vectorized_function): Likewise.
29440 * target.h (builtin_vectorized_function): Add argument type
29442 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
29443 extra argument, allow vectorizing of lrintf.
29444 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
29445 documentation of target hook.
29447 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
29450 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
29451 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
29452 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
29454 2007-02-05 Roger Sayle <roger@eyesopen.com>
29456 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
29457 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
29458 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
29459 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
29460 before canonicalizing sincos to cexpi.
29461 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
29463 2007-02-05 Roger Sayle <roger@eyesopen.com>
29465 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
29466 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
29467 (alpha_init_builtins): Use alpha_add_builtins to process tables.
29469 2007-02-05 Roger Sayle <roger@eyesopen.com>
29471 * mips-tfile.c (initialize_init_file): Correct endianness test.
29473 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
29475 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
29476 the 'y' constraint.
29478 2007-02-05 Richard Sandiford <richard@codesourcery.com>
29480 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
29481 saves in a PARALLEL before the register assignments.
29483 2007-02-05 Richard Sandiford <richard@codesourcery.com>
29485 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
29486 DWARF_FRAME_RETURN_COLUMN to be a general register.
29487 * dwarf2out.c (init_return_column_size): New function, split from...
29488 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
29489 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
29490 to be nongeneral registers.
29491 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
29493 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
29494 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
29496 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
29498 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
29500 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
29502 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
29503 (remove_path): Use can_remove_branch_p and remove_branch instead
29504 of loop_delete_branch_edge.
29505 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
29506 (tree_transform_and_unroll_loop): Remove dead branches immediately.
29507 Update profile using scale_dominated_blocks_in_loop.
29508 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
29509 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
29510 (can_remove_branch_p, remove_branch): Declare.
29511 * tree-cfg.c (tree_can_remove_branch_p): New function.
29512 (tree_cfg_hooks): Add tree_can_remove_branch_p.
29513 * cfgrtl.c (rtl_can_remove_branch_p): New function.
29514 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
29516 2007-02-05 Jan Hubicka <jh@suse.cz>
29518 PR middle-end/30696
29519 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
29520 nodes in cgraph, don't remove offline copy of the function.
29522 2007-02-04 Jan Hubicka <jh@suse.cz>
29524 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
29525 vectors might cause maybe_lookup_element_for_expr to be called
29526 on non-sra-candidate.
29528 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29530 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
29531 config/bfin/bfin.md, config/bfin/predicates.md: Follow
29532 spelling conventions.
29534 2007-02-04 Richard Guenther <rguenther@suse.de>
29536 PR middle-end/30636
29537 * fold-const.c (try_move_mult_to_index): Make sure to not
29538 overflow one dimension of a multi-dimensional array access.
29540 2007-02-04 Jan Hubicka <jh@suse.cz>
29542 * passes.c (init_optimization_passes): Reindent.
29544 2007-02-04 Jan Hubicka <jh@suse.cz>
29545 Eric Botcazou <ebotcazou@adacore.com>
29547 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
29548 (execute_fixup_cfg): Break out the abnormal goto code.
29549 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
29550 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
29551 (optimize_inline_calls): Call make_nonlocal_label_edges.
29553 2007-02-04 Jan Hubicka <jh@suse.cz>
29555 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
29556 true when something was changed.
29557 (rename_ssa_copies): When something was changed, do
29558 TODO_remove_unused_locals.
29559 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
29560 add TODO_remove_unused_locals when instruction was removed.
29562 2007-02-04 Jan Hubicka <jh@suse.cz>
29564 * ipa-inline.c (try_inline): Improve debug output; work on already
29566 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
29567 call try_inline for already inlined edges too when flattening;
29568 inline also functions that make callee growth but overall unit size
29571 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29573 * config/m32c/bitops.md, config/m32c/jump.md,
29574 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
29575 config/m32r/m32r.h, config/m32r/m32r.md,
29576 config/m32r/predicates.md, config/m68hc11/larith.asm,
29577 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
29578 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
29579 config/mips/mips-protos.h, config/mips/mips.c,
29580 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
29581 config/mn10300/mn10300.h, config/mn10300/predicates.md,
29582 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
29583 spelling conventions.
29585 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
29586 Follow spelling conventions.
29588 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
29590 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
29591 warn about C++0x compatibility.
29593 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29595 * config/h8300/h8300.c, config/h8300/h8300.h,
29596 config/h8300/h8300.md: Follow spelling conventions.
29598 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
29600 PR middle-end/30667
29601 * combine.c (try_combine): Do not substitute source operand
29602 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
29604 2007-02-03 Jan Hubicka <jh@suse.cz>
29606 PR gcov-profile/30650
29607 * value-prof.c (stringop_block_profile): Fix handling of size counter;
29608 do not divide by zero for never executed counters.
29609 (tree_find_values_to_profile): Fix counters.
29610 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
29612 2007-02-03 Ian Lance Taylor <iant@google.com>
29614 * lower-subreg.c (simple_move_operand): New static function,
29615 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
29617 (simple_move): Call simple_move_operand.
29618 (find_decomposable_subregs): Add special handling of MEMs.
29619 (can_decompose_p): Rename from cannot_decompose_p. Reverse
29620 meaning of return value. If we see a hard register, test whether
29621 it can store a word_mode value. Change all callers.
29623 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29625 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
29626 ftrapv insns and expanders.
29627 (subdi3): Change define_expand operand 1 to arith11_operand, and
29628 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
29629 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
29630 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
29633 PR middle-end/30174
29634 * varasm.c (notice_global_symbol): Treat global objects as weak when
29635 flag_shlib is true.
29637 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29639 * emit-rtl.c (dconstpi): Delete.
29640 (dconstsqrt2): New.
29641 (init_emit_once): Delete dconstpi and init dconstsqrt2.
29642 * real.h (dconstpi): Delete.
29643 (dconstsqrt2): New.
29644 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
29645 (fold_builtin_hypot): Likewise.
29647 2007-02-03 Tom Tromey <tromey@redhat.com>
29650 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
29651 -gcoff3, -gxcoff3, -gvms3 implies -dD.
29653 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
29655 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
29656 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
29657 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
29658 config/rs6000/cell.md, config/rs6000/darwin.h,
29659 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
29660 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
29661 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
29662 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
29663 typos. Follow spelling conventions.
29664 * doc/invoke.texi: Follow spelling conventions.
29666 2007-02-03 Roger Sayle <roger@eyesopen.com>
29668 * simplify-rtx.c (simplify_relational_operation_1): Implement some
29669 canonicalization transformations that attempt to simplify integer
29670 constant comparisons to become comparisons against zero.
29672 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29674 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
29676 * fold-const.c (fold_binary): Fix comment typos. Fold complex
29677 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
29679 2007-02-02 Mike Stump <mrs@apple.com>
29681 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
29682 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
29683 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
29684 generate a branch island.
29686 2007-02-02 Bob Wilson <bob.wilson@acm.org>
29688 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
29689 (xtensa_legitimate_address_p): New.
29690 (xtensa_legitimize_address): New.
29691 (xtensa_output_addr_const_extra): New.
29692 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
29694 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
29695 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
29696 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
29697 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
29698 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
29699 (xtensa_legitimize_address): New.
29700 (xtensa_output_addr_const_extra): New.
29702 2007-02-02 Steve Ellcey <sje@cup.hp.com>
29704 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
29706 2007-02-02 Ian Lance Taylor <iant@google.com>
29708 * expmed.c (expand_divmod): Add comment.
29710 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
29712 * emit-rtl.c (renumber_insns): Remove.
29713 * flags.h: Remove the extern for flag_renumber_insns.
29714 * rtl.h: Remove the prototype for renumber_insns.
29715 * toplev.c (flag_renumber_insns): Remove.
29717 2007-02-02 Hui-May Chang <hm.chang@apple.com>
29719 Revert for x86 darwin:
29720 2005-06-19 Uros Bizjak <uros@kss-loka.si>
29722 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
29723 code before the following patch under TARGET_MACHO.
29724 (ix86_function_value_regno_p): Likewise.
29726 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29728 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
29731 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
29734 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
29735 loads to general or fp registers. Add comments.
29736 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
29738 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
29740 * pointer-set.c (insert_aux): Only return insertion slot.
29741 (pointer_set_insert): Adjust.
29742 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
29743 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
29744 pointer_map_traverse): New.
29745 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
29746 pointer_map_create, pointer_map_destroy, pointer_map_insert,
29747 pointer_map_contains, pointer_map_traverse): Declare.
29749 2007-02-02 Jakub Jelinek <jakub@redhat.com>
29751 PR middle-end/30473
29752 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
29753 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
29755 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
29757 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
29759 (struct _dep): New type.
29760 (dep_t): New typedef.
29761 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
29762 (DEP_STATUS): New access macro. The macro with the same name was
29763 renamed to DEP_LINK_STATUS.
29764 (dep_init): Declare function
29766 (struct _dep_link): New type.
29767 (dep_link_t): New typedef.
29768 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
29769 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
29770 (DEP_LINK_STATUS): New macro.
29771 (debug_dep_links): New debug function.
29773 (struct _deps_list): New type.
29774 (deps_list_t): New typedef.
29775 (DEPS_LIST_FIRST): New access macro.
29776 (FOR_EACH_DEP_LINK): New cycle macro.
29777 (create_deps_list, free_deps_list, delete_deps_list): Declare
29779 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
29780 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
29781 (copy_deps_list_change_con): Ditto.
29783 (move_dep_link): Declare function.
29785 (struct _dep_node): New type.
29786 (dep_node_t): New typedef.
29787 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
29789 (struct haifa_insn_data.back_deps): New field to hold backward
29790 dependencies of the insn.
29791 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
29793 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
29794 Change its type to deps_list_t.
29795 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
29796 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
29797 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
29799 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
29801 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
29803 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
29805 (dep_cost): Declare.
29807 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
29808 (ds_to_dk, dk_to_ds): New functions.
29810 (init_dep_1): New static function.
29811 (init_dep): New function.
29812 (copy_dep): New static function.
29814 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
29816 (detach_dep_link): New static function.
29817 (move_dep_link): New function.
29819 (dep_links_consistent_p, dump_dep_links): New static functions.
29820 (debug_dep_links): New debugging function.
29822 (deps_obstack, dl_obstack, dn_obstack): New static variables.
29824 (alloc_deps_list, init_deps_list): New static functions.
29825 (create_deps_list): New function.
29826 (clear_deps_list): New static function.
29827 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
29828 (deps_list_consistent_p, dump_deps_list): New static functions.
29829 (debug_deps_list): New function.
29830 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
29832 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
29834 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
29835 use new scheduler dependencies lists.
29836 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
29837 (sched_analyze): Ditto. Initialize dependencies lists.
29838 (add_forw_dep, compute_forward_dependences): Update to use new
29839 scheduler dependencies lists.
29841 (init_dependency_caches): Init deps_obstack.
29842 (free_dependency_caches): Free deps_obstack.
29844 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
29845 new scheduler dependencies lists.
29846 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
29847 (add_back_forw_dep, delete_back_forw_dep): Ditto.
29849 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
29850 Update to use new scheduler dependencies lists.
29851 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
29852 (debug_dependencies): Ditto.
29853 (schedule_region): Update comments.
29855 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
29856 scheduler dependencies lists.
29857 (schedule_ebb): Update comments.
29859 * rtl.def (DEPS_LIST): Remove.
29861 * lists.c (unused_deps_list): Remove.
29862 (free_list): Update assertions.
29864 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
29865 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
29867 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
29868 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
29870 * haifa-sched.c (comments): Update.
29871 (insn_cost1): Remove. Inline the code into insn_cost ().
29872 (insn_cost): Update to use new scheduler dependencies lists. Move
29873 processing of the dependency cost to dep_cost ().
29874 (dep_cost): New function. Use it instead of insn_cost () when
29875 evaluating cost of the dependency. Use compatible interface to
29876 interact with the target.
29877 (priority): Update to use new scheduler dependencies lists.
29878 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
29879 with greater number of insns that depend on the insn.
29880 (schedule_insn): Update to use new scheduler dependencies lists. Add
29881 code to free backward dependencies lists. Inline and optimize code
29882 from resolve_dep () - see PR28071.
29883 (ok_for_early_queue_removal): Update to use new scheduler dependencies
29884 lists. Update call to targetm.sched.is_costly_dependence hook.
29886 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
29887 scheduler dependencies lists.
29889 (resolve_dep): Remove. Move the logic to schedule_insn ().
29890 (init_h_i_d): Initialize dependencies lists.
29892 (process_insn_depend_be_in_spec): Rename to
29893 process_insn_forw_deps_be_in_spec. Update to use new scheduler
29894 dependencies lists.
29895 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
29896 Update to use new scheduler dependencies lists.
29897 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
29899 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
29900 new scheduler dependencies lists.
29901 (build_intra_loop_deps): Ditto.
29903 * target.h (struct _dep): Declare to use in
29904 gcc_target.sched.is_costly_dependence.
29905 (struct gcc_target.sched.adjust_cost): Fix typo.
29906 (struct gcc_target.sched.is_costly_dependence): Change signature to
29907 use single dep_t parameter instead of an equivalent triad.
29908 (struct gcc_target.sched.adjust_cost_2): Remove.
29910 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
29912 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
29914 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
29916 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
29918 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
29919 (REG_DEP_TRUE): Document.
29921 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
29922 Change signature to correspond to the targetm.sched.adjust_cost hook.
29923 Update use in TARGET_SCHED_ADJUST_COST_2.
29924 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
29925 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
29926 new scheduler dependencies lists.
29927 (ia64_gen_check): Ditto.
29929 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
29930 scheduler dependencies lists.
29932 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
29933 signature to correspond to the targetm.sched.is_costly_dependence hook.
29934 (is_costly_group): Update to use new scheduler dependencies lists.
29936 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
29937 instead of INSN_COST () macro.
29939 2007-02-01 Ian Lance Taylor <iant@google.com>
29941 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
29943 2007-02-01 Guy Martin <gmsoft@gentoo.org>
29945 * pa.md (tp_load): Correct mfctl instruction syntax.
29947 2007-02-01 Geoffrey Keating <geoffk@apple.com>
29949 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
29950 altivec_padding_size calculation on AIX. Improve comment, add
29951 assert to verify that it's right.
29953 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
29956 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
29958 PR inline-asm/28686
29959 * global.c (global_alloc): Add mising initialization of
29962 2007-02-01 Roger Sayle <roger@eyesopen.com>
29964 * alias.c (init_alias_analysis): Correct whitespace.
29965 * bb-reorder.c (fix_edges_for_rarely_executed_code,
29966 partition_hot_cold_basic_blocks): Likewise.
29967 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
29968 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
29969 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
29970 fold_builtin_snprintf_chk, fold_builtin_printf,
29971 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
29972 do_mpfr_arg3, do_mpfr_sincos): Likewise.
29973 * cfgcleanup.c (cleanup_cfg): Likewise.
29974 * cfgexpand.c (tree_expand_cfg): Likewise.
29975 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
29976 * function.c (get_next_funcdef_no): Likewise.
29977 * gengtype.c (main): Likewise.
29978 * genmodes.c (main): Likewise.
29979 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
29980 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
29981 * ifcvt.c (noce_emit_move_insn): Likewise.
29982 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
29984 * stor-layout.c (get_best_mode): Likewise.
29985 * tree-ssa-loop-niter.c (get_val_for): Likewise.
29986 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
29987 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
29988 perform_var_substitution, solve_graph): Likewise.
29989 * tree-vrp.c (vrp_finalize): Likewise.
29991 2007-02-01 Ian Lance Taylor <iant@google.com>
29993 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
29994 high part of a paradoxical subreg, return a constant zero.
29996 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
29998 * toplev.c (lang_dependent_init): Call init_set_costs.
29999 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
30001 2007-02-01 Richard Guenther <rguenther@suse.de>
30003 PR middle-end/30656
30004 * fold-const.c (fold_negate_expr): Allow negating a
30005 constant if overflow does not change.
30007 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30009 * doc/c-tree.texi (Expression trees): Improve markup.
30010 * doc/tm.texi (Register Classes, Addressing Modes)
30011 (Floating Point): Fix spacing after abbreviations. Fix some
30014 2007-02-01 Ben Elliston <bje@au.ibm.com>
30016 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
30017 * doc/contrib.texi: Likewise.
30018 * doc/install.texi: Likewise.
30020 2007-01-31 Richard Henderson <rth@redhat.com>
30021 Ian Lance Taylor <iant@google.com>
30023 * lower-subreg.c: New file.
30024 * rtl.def (CONCATN): Define.
30025 * passes.c (init_optimization_passes): Add pass_lower_subreg and
30026 pass_lower_subreg2.
30027 * emit-rtl.c (update_reg_offset): New static function, broken out
30028 of gen_rtx_REG_offset.
30029 (gen_rtx_REG_offset): Call update_reg_offset.
30030 (gen_reg_rtx_offset): New function.
30031 * regclass.c: Revert patch of 2006-03-05, restoring
30033 (clear_reg_info_regno): New function.
30034 * dwarf2out.c (concatn_loc_descriptor): New static function.
30035 (loc_descriptor): Handle CONCATN.
30036 * common.opt (fsplit_wide_types): New option.
30037 * opts.c (decode_options): Set flag_split_wide_types when
30039 * timevar.def (TV_LOWER_SUBREG): Define.
30040 * rtl.h (gen_reg_rtx_offset): Declare.
30041 (reg_scan_update): Declare.
30042 * regs.h (clear_reg_info_regno): Declare.
30043 * tree-pass.h (pass_lower_subreg): Declare.
30044 (pass_lower_subreg2): Declare.
30045 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
30046 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
30047 -fsplit-wide-types.
30048 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
30049 * Makefile.in (OBJS-common): Add lower-subreg.o.
30050 (lower-subreg.o): New target.
30052 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30054 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
30056 2007-01-31 Anatoly Sokolov <aesok@post.ru>
30059 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
30061 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30063 PR middle-end/29335
30064 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
30066 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
30068 * cfgloop.h: Include vec-prim.h.
30069 (enum li_flags): Remove LI_ONLY_OLD.
30070 (loop_iterator): Changed.
30071 (fel_next, fel_init): Iterate over loop tree.
30072 (FOR_EACH_LOOP_BREAK): New macro.
30073 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
30075 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
30076 * modulo-sched.c (sms_schedule): Ditto.
30077 * tree-vectorizer.c (vectorize_loops): Ditto.
30078 * doc/loop.texi: Update information on loop numbering and behavior of
30079 FOR_EACH_LOOP wrto new loops.
30080 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
30081 add_to_evolution_1): Test nestedness of loops instead of comparing
30083 * tree-chrec.c (chrec_fold_plus_poly_poly,
30084 chrec_fold_multiply_poly_poly, chrec_evaluate,
30085 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
30086 reset_evolution_in_loop): Ditto.
30087 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
30089 2007-01-31 Dirk Mueller <dmueller@suse.de>
30091 * c-common.c (warn_about_parentheses): Separate warning about
30092 un-parenthized sequence of comparison operators from the one
30093 which is supposed to warn about x <= y <= z.
30095 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
30097 * optabs.h (enum optab_index): Add new OTI_isinf.
30098 (isinf_optab): Define corresponding macro.
30099 * optabs.c (init_optabs): Initialize isinf_optab.
30100 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
30102 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
30103 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
30105 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
30106 expand_builtin_interclass_mathfn.
30107 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
30108 * config/i386/i386.md (UNSPEC_FXAM): New constant.
30109 (fxam<mode>2_i387): New insn pattern.
30110 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
30111 built-in functions as x87 inline asm.
30113 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30115 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
30117 2007-01-30 Eric Christopher <echristo@apple.com>
30119 * config.gcc: Add geode.
30121 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30123 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
30124 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
30125 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
30126 value-prof.c: Fix comment typos.
30128 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30131 * doc/invoke.texi (Wpointer-arith): Document warning.
30133 2007-01-30 Janis Johnson <janis187@us.ibm.com>
30135 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
30136 the list of discrepancies from the draft TR.
30138 2007-01-30 Dirk Mueller <dmueller@suse.de>
30141 * doc/invoke.texi (-Wreturn-type): Update description to
30142 match new behavior.
30144 2007-01-30 Richard Sandiford <richard@codesourcery.com>
30146 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
30148 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
30150 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
30151 to handle optabs that operate on floating point input argument and
30152 output to integer output.
30153 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
30154 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
30155 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
30156 expand_builtin_interclass_mathfn ().
30157 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
30158 (ilogbsi2): Remove.
30159 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
30160 ilogbl built-in functions as x87 intrinsics.
30162 2007-01-30 Richard Guenther <rguenther@suse.de>
30164 PR middle-end/27657
30165 * dwarf2out.c (reference_to_unused): Query varpool if the
30166 variable was output.
30168 2007-01-30 Richard Guenther <rguenther@suse.de>
30170 PR middle-end/30313
30171 * passes.c (execute_one_pass): Reset in_gimple_form to not
30172 confuse non-unit-at-a-time mode.
30174 2007-01-29 Roger Sayle <roger@eyesopen.com>
30175 Richard Guenther <rguenther@suse.de>
30177 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
30178 avoid undefined behaviour on overflow. Use force_fit_type_double
30179 to construct the constant with the specified TREE_OVERFLOW.
30181 2007-01-29 Janis Johnson <janis187@us.ibm.com>
30183 * config/dfp-bit.c: Add parameterized support for fp exceptions.
30184 * config/dfp-bit.h: Ditto.
30186 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30188 * c-decl.c (pop_scope): Replace warnings with call to
30189 warn_for_unused_label.
30190 * c-common.h (warn_for_unused_label): Declare.
30191 * c-common.c (warn_for_unused_label): Define.
30193 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30195 * tree-optimize.c (update_inlined_to_pointers): Delete unused
30198 2007-01-29 Janis Johnson <janis187@us.ibm.com>
30200 * Makefile.in (USER_H): Remove decfloat.h.
30201 * ginclude/decfloat.h: Delete, moving contents to ...
30202 * ginclude/float.h: Add support for decimal floating point,
30203 guarded by __STDC_WANT_DEC_FP__.
30205 2007-01-29 Mike Stump <mrs@apple.com>
30207 * doc/gccint.texi (Top): Rename Loop Representation to Loop
30208 Analysis and Representation to resolve case insensitive conflict.
30209 * doc/loop.texi (Loop Analysis and Representation): Likewise.
30211 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
30213 * tree.h (struct tree_memory_tag): Add aliases member.
30214 (MTAG_ALIASES): New macro.
30215 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
30216 (add_may_alias): Remove pointer-set. Update for may_aliases being
30218 (mark_aliases_call_clobbered): Update for may_aliases being a
30220 (compute_tag_properties): Ditto.
30221 (create_partition_for): Ditto.
30222 (compute_memory_partitions): Ditto.
30223 (dump_may_aliases_for): Ditto.
30224 (is_aliased_with): Ditto.
30225 (add_may_alias_for_new_tag): Ditto.
30226 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
30227 (compute_is_aliased): New function.
30228 (compute_may_aliases): Call compute_is_aliased).
30229 (init_alias_info): Initialize alias_bitmap_obstack.
30230 (union_alias_set_into): New function.
30231 (compute_flow_sensitive_aliasing): Use union_aliases_into.
30232 (have_common_aliases_p): Rewrite to take two bitmaps and use
30234 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
30235 Update for bitmaps.
30236 (finalize_ref_all_pointers): Update for add_may_alias changes.
30237 (new_type_alias): Ditto.
30238 * tree-flow-inline.h (may_aliases): Return a bitmap.
30239 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
30240 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
30241 may_aliases being a bitmap.
30242 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
30243 may_aliases now returns a bitmap.
30244 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
30246 * tree-ssa-operands.c (add_virtual_operand): Update for
30247 may_aliases being a bitmap.
30249 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
30251 PR tree-optimization/30630
30252 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
30253 variable as changed.
30255 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
30258 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
30259 expanded only once even if an error occurs.
30261 2007-01-29 Ben Elliston <bje@au.ibm.com>
30263 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
30264 (__gcov_average_profiler): Likewise.
30265 (__gcov_ior_profiler): Likewise.
30266 (__gcov_merge_ior): Likewise.
30268 2007-01-28 Jan Hubicka <jh@suse.cz>
30270 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
30271 * value-prof.c (stringop_block_profile): Likewise.
30273 2007-01-28 Jan Hubicka <jh@suse.cz>
30275 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
30276 Add variant handling histograms; add wrapper.
30277 (clear_storage_via_libcall): Export.
30278 (emit_block_move_hints): Break out from ...; add histograms.
30279 (emit_block_move): ... this one.
30280 (clear_storage_hints): Break out from ...; add histograms.
30281 (clear_storage): ... this one.
30282 (set_storage_via_memset): Handle histogram.
30283 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
30284 (clear_storage_hints, clear_storage_via_libcall): Declare.
30285 (set_storage_via_setmem): Update prototype.
30286 * doc/md.texi (movmem, setmem): Document new arguments.
30288 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
30289 Add new histograms.
30290 (stringop_block_profile): New global function.
30291 (tree_stringops_values_to_profile): Profile block size and alignment.
30292 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
30294 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
30295 (stringop_block_profile): Declare.
30296 * builtins.c: Include value-prof.h.
30297 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
30298 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
30299 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
30300 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
30301 * profile.c (instrument_values): Add new counters.
30302 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
30304 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
30305 (tree_init_edge_profiler): Build new profilers.
30306 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
30307 (pass_tree_profile): Add dump.
30308 (tree_profile_hooks): Update.
30309 * Makefile.in (LIBGCOV): Add new constants.
30310 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
30311 __gcov_ior_profiler): New.
30312 * i386.md (movmem/setmem expanders): Add new optional arguments.
30314 2007-01-28 David Edelsohn <edelsohn@gnu.org>
30316 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
30318 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
30320 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
30321 (tree_unswitch_single_loop): Pass eni_size_weights to
30322 tree_num_loop_insns.
30323 * tree-ssa-loop-manip.c: Include tree-inline.h.
30324 (can_unroll_loop_p): Pass eni_size_weights to
30325 tree_num_loop_insns.
30326 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
30327 Pass eni_size_weights to estimate_num_insns.
30328 * tree.h (init_inline_once): Export.
30329 * toplev.c (backend_init): Call init_inline_once.
30330 * cgraphunit.c (cgraph_process_new_functions,
30331 cgraph_analyze_function): Pass eni_inlining_weights to
30332 estimate_num_insns.
30333 * ipa-inline.c (compute_inline_parameters): Ditto.
30334 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
30335 to estimate_num_insns.
30336 (try_unroll_loop_completely): Pass eni_size_weights to
30337 tree_num_loop_insns.
30338 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
30339 ot estimate_num_insns.
30340 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
30341 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
30342 * tree-inline.c (eni_inlining_weights, eni_size_weights,
30343 eni_time_weights): New variables.
30344 (init_inline_once): Initialize them.
30345 (struct eni_data): Mew.
30346 (estimate_num_insns_1, estimate_num_insns): Use weights.
30347 * tree-inline.h (struct eni_weights_d): New.
30348 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
30349 (estimate_num_insns): Declaration changed.
30350 * cfgloop.h (tree_num_loop_insns): Declaration changed.
30351 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
30352 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
30354 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
30356 * tree-data-ref.c (conflict_fn): Assert that the number of affine
30357 relations in the conflict function is valid.
30359 2007-01-27 Ian Lance Taylor <iant@google.com>
30361 * common.opt: Add fstrict-overflow.
30362 * opts.c (decode_options): Set flag_strict_overflow if -O2.
30363 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
30364 (TYPE_OVERFLOW_UNDEFINED): Define.
30365 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
30367 * tree.h (TYPE_TRAP_SIGNED): Don't define.
30368 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
30369 (fold_negate_expr): Likewise.
30370 (make_range): Likewise.
30371 (extract_muldiv_1): Likewise.
30372 (maybe_canonicalize_comparison): Likewise.
30373 (fold_comparison): Likewise.
30374 (fold_binary): Likewise.
30375 (tree_expr_nonnegative_p): Likewise.
30376 (tree_expr_nonzero_p): Likewise.
30377 * tree-vrp.c (compare_values): Likewise.
30378 (extract_range_from_binary_expr): Likewise.
30379 (extract_range_from_unary_expr): Likewise.
30380 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
30382 (nowrap_type_p): Likewise.
30383 * tree-scalar-evolution.c (simple_iv): Likewise.
30384 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
30385 (build_range_check): Likewise.
30386 (extract_muldiv_1): Likewise.
30387 (fold_comparison): Likewise.
30388 * tree-vrp.c (vrp_int_const_binop): Likewise.
30389 (extract_range_from_unary_expr): Likewise.
30390 * convert.c (convert_to_integer): Likewise.
30391 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
30392 (fold_comparison): Likewise.
30393 (fold_binary): Likewise.
30394 * optabs.c (optab_for_tree_code): Likewise.
30395 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
30396 * simplify-rtx.c (simplify_const_relational_operation): Check
30397 flag_strict_overflow and flag_trapv.
30398 (simplify_const_relational_operation): Likewise.
30399 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
30400 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
30403 2007-01-27 Roger Sayle <roger@eyesopen.com>
30405 * tree.c (tree_fold_gcd): Delete.
30406 * tree.h (tree_fold_gcd): Remove prototype.
30407 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
30408 test whether one constant integer is a multiple of another. Instead
30409 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
30410 * fold-const.c (multiple_of_p): We've determined both TOP and
30411 BOTTOM are integer constants so we can call int_const_binop directly
30412 instead of the more generic const_binop.
30414 2007-01-27 Roger Sayle <roger@eyesopen.com>
30416 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
30417 1*X check that the constant hasn't overflowed, to preserve the
30419 (round_up): Provide an efficient implementation when rouding-up an
30420 INTEGER_CST to a power-of-two.
30422 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30424 * doc/sourcebuild.texi: Add comma for clarity.
30425 * doc/extend.texi: Fix some typos.
30426 * doc/passes.texi: Likewise.
30427 * doc/cppinternals.texi: Likewise.
30428 * doc/c-tree.texi: Likewise.
30429 * doc/tree-ssa.texi: Likewise.
30430 * doc/install.texi: Likewise.
30432 2007-01-27 Jan Hubicka <jh@suse.cz>
30434 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
30435 (pass_sra): Do not require alias information.
30436 * passes.c (init_optimization_passes): Add SRA
30438 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
30440 * tracer.c (rest_of_handle_tracer): We already cleaned
30441 up the CFG in tracer() so don't do it here again.
30442 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
30443 cleanup_cfg here, either. And don't call renumber_insns.
30445 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
30446 and BB_HEAD are in the insn stream here. Instead make sure
30447 that BB_INSN is valid on all insns. Also, do check here that
30448 there are no pending branch predictions...
30449 (rtl_verify_flow_info): ...instead of doing it here. Checks
30450 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
30453 2007-01-26 Roger Sayle <roger@eyesopen.com>
30455 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
30456 function to simplify/factorize operand order canonicalization.
30457 (ix86_fixup_binary_operands): Reorganize using the above function.
30458 (ix86_binary_operator_ok): Likewise.
30460 2007-01-27 Jakub Jelinek <jakub@redhat.com>
30462 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
30463 file scope from optimize_attrs.
30464 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
30466 (optimize_attrs): Clear insn_code_values after freeing it.
30468 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
30470 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
30471 a parts.base assignment.
30473 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
30475 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
30476 (compute_subscript_distance, initialize_data_dependence_relation,
30477 finalize_ddr_dependent, analyze_ziv_subscript,
30478 analyze_siv_subscript_cst_affine,
30479 compute_overlap_steps_for_affine_univar,
30480 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
30481 analyze_siv_subscript, analyze_miv_subscript,
30482 analyze_overlapping_iterations, subscript_dependence_tester_1,
30483 compute_self_dependence, free_dependence_relation): Work
30484 with affine_fn instead of chrecs.
30485 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
30486 common_affine_function, affine_function_base,
30487 affine_function_constant_p, affine_fn_op, affine_fn_plus,
30488 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
30489 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
30490 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
30491 (all_chrecs_equal_p): Removed.
30492 * tree-data-ref.h (affine_fn, conflict_function): New types.
30493 (struct subscript): Change type of conflicting_iterations_in_a
30494 and conflicting_iterations_in_b.
30496 2007-01-26 Steve Ellcey <sje@cup.hp.com>
30499 * config/pa/pa.h (TARGET_HPUX_11): New.
30500 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
30501 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
30503 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
30504 Richard Guenther <rguenther@suse.de>
30506 * tree-ssa-structalias.c (solve_graph): Handle case
30507 we merged the variable to another.
30509 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30511 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
30514 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
30515 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
30517 2007-01-25 DJ Delorie <dj@redhat.com>
30519 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
30520 allow changes to modes which don't fit in those registers.
30522 * reload1.c (choose_reload_regs): Check for invalid subregs before
30523 computing their locations, not after.
30525 2007-01-25 Geoffrey Keating <geoffk@apple.com>
30528 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
30529 save Altivec registers in an eh_return function.
30530 (compute_vrsave_mask): Likewise.
30531 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
30532 for saving Altivec registers.
30533 (rs6000_emit_prologue): Don't allocate stack twice in
30534 eh_return function. Correct expected value of altivec_save_offset
30535 when using save_world. Describe save of R0 to stack when using
30536 save_world. Describe stack pointer adjustment when using
30537 save_world. Remove duplicated eh_return parameter register saving.
30538 Update sp_offset variable after save_world.
30539 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
30541 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
30542 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
30545 2007-01-25 Steve Ellcey <sje@cup.hp.com>
30547 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
30549 2007-01-25 Steve Ellcey <sje@cup.hp.com>
30552 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
30553 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
30555 2007-01-25 Richard Guenther <rguenther@suse.de>
30557 * doc/invoke.texi (-Wcoverage-mismatch): Document.
30558 * common.opt (-Wcoverage-mismatch): New warning option.
30559 * coverage.c (get_coverage_counts): Ignore coverage mismatch
30560 if -Wcoverage-mismatch is given.
30562 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
30564 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
30565 (ipcp_driver): Change to static definition.
30566 Add dumping of the ifunctions.
30567 (constant_val_insert): Remove unused parameter. Support for SSA.
30568 (ipcp_propagate_const): Support for SSA.
30569 (ipcp_profile_bb_print): Print only analyzed nodes.
30570 (ipcp_replace_map_create): Remove support for Fortran constant
30572 * ipa-prop.c (ipa_method_modify_stmt,
30573 ipa_callsite_compute_param): Support for SSA.
30574 * ipa-prop.h (ipcp_driver): Remove declaration.
30575 (IS_VALID_TREE_MAP_INDEX): Add define.
30577 2007-01-24 Geoffrey Keating <geoffk@apple.com>
30579 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
30581 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30583 PR middle-end/30447
30584 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
30585 constant argument to cabs and do it without checking for
30586 -funsafe-math-optimizations.
30588 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
30590 * c-common.h (RID_FIRST_CXX0X): New.
30591 (RID_LAST_CXX0X): New.
30592 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
30594 * c.opt (Wc++0x-compat): New.
30595 * doc/invoke.texi (-Wc++0x-compat): Document.
30597 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30599 * builtins.c (fold_builtin_carg): New.
30600 (fold_builtin_1): Use it.
30602 2007-01-24 Jan Hubicka <jh@suse.cz>
30604 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
30606 * ipa-inline.c (initial_insns, max_insns): Delete.
30607 (compute_max_insns): New function.
30608 (cgraph_decide_inlining_of_small_function): Use it; take minimal
30609 amount of insns as base for code growth.
30610 (cgraph_decide_inlining): Make initial_insns local; do not compute
30612 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
30613 * doc/invoke.texi (inline-unit-growth): Update docs.
30615 2007-01-24 Jakub Jelinek <jakub@redhat.com>
30617 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
30618 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
30619 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
30620 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
30621 for CPUs that have PTA_CX16 set.
30623 PR middle-end/27416
30624 * gimplify.c (omp_check_private): New function.
30625 (gimplify_scan_omp_clauses): Use it for
30626 firstprivate/lastprivate/reduction.
30628 PR middle-end/30494
30629 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
30630 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
30632 PR middle-end/30421
30633 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
30634 If lower_lastprivate_clauses emits some statements, append them
30635 to dlist rather than body_p and to body_p append an initializer.
30636 (lower_omp_for): Adjust caller.
30638 2007-01-24 Steve Ellcey <sje@cup.hp.com>
30640 * target.h (globalize_decl_name): New.
30641 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
30642 * output.h (default_globalize_decl_name): New.
30643 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
30645 (globalize_decl): Ditto.
30646 (default_globalize_decl_name): New.
30647 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
30648 (ia64_handle_version_id_attribute): New.
30649 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
30650 (ia64_asm_output_external): Use globalize_decl_name instead
30651 of globalize_label.
30652 * doc/extend.texi (version_id): New pragma.
30653 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
30655 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
30657 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
30658 _uleb128_t and _Unwind_SWord with _sleb128_t.
30659 * unwind-dw2.c (extract_cie_info, execute_stack_op,
30660 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
30662 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
30663 * unwind-pe.h (read_uleb128, read_sleb128,
30664 read_encoded_value_with_base): Likewise.
30665 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
30667 2007-01-24 Richard Guenther <rguenther@suse.de>
30669 * builtins.c (expand_builtin_cexpi): Get the fndecl
30670 for cexp in the correct way.
30672 2007-01-24 Jan Hubicka <jh@suse.cz>
30674 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
30677 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
30679 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
30680 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
30681 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
30682 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
30683 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
30684 __SIZEOF_PTRDIFF_T__.
30685 * doc/cpp.texi: Documentation for the new builtin macros added.
30687 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
30689 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
30690 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
30691 instead of operands[2] to avoid access past the end of array.
30693 2007-01-24 Richard Sandiford <richard@codesourcery.com>
30695 * reload1.c (emit_reload_insns): Pass the reload register
30696 for a non-spill output reload through forget_old_reloads_1.
30698 2007-01-23 Joseph Myers <joseph@codesourcery.com>
30700 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
30701 _SOFT_DOUBLE if doubles use software floating-point.
30702 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
30703 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
30704 * config/rs6000/darwin-ldouble.c: Also compile functions for
30705 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
30706 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
30707 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
30708 commented-out long double override.
30709 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
30710 * config/rs6000/eabispe.h: Likewise.
30711 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
30712 long double for non-SPE.
30713 (rs6000_handle_option): Likewise.
30714 (invalid_e500_subreg): Disallow more subregs involding DImode,
30715 DFmode, TImode or TFmode.
30716 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
30718 (legitimate_lo_sum_address_p): Also check for TFmode for E500
30720 (rs6000_legitimize_address): Also handle TFmode for E500 double.
30721 (rs6000_legitimize_reload_address): Also handle TFmode for E500
30723 (rs6000_legitimate_address): Also check for TFmode for E500
30725 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
30726 (spe_build_register_parallel): Handle TFmode and TCmode.
30727 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
30729 (function_arg): Handle TFmode and TCmode for E500 double.
30730 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
30732 (print_operand): Handle TFmode and TImode for %y.
30733 (rs6000_generate_compare): Handle TFmode comparisons for E500
30735 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
30736 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
30737 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
30738 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
30739 TFmode for E500 double.
30740 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
30741 (floatsidf2): Enable for E500 double.
30742 (movtf_softfloat): Use rs6000_nonimmediate_operand.
30743 (extenddftf2): Change to extenddftf2_fprs.
30744 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
30745 depending on TARGET_E500_DOUBLE.
30746 (extendsftf2): Enable for E500 double.
30747 (trunctfdf2): Enable for E500 double.
30748 (trunctfsf2): Change to trunctfsf2_fprs.
30749 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
30750 depending on TARGET_E500_DOUBLE.
30751 (floatsitf2): Enable for E500 double.
30752 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
30753 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
30754 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
30755 (negtf2): Change to negtf2_internal.
30756 (negtf2): New expander.
30757 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
30758 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
30759 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
30760 (movdi_internal32): Use rs6000_nonimmediate_operand.
30761 (unnamed splitter): Likewise.
30762 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
30763 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
30764 (SPE64TF, DITI): New mode macros.
30765 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
30768 (frob_<mode>_di_2): New.
30769 (frob_tf_di_8_2): New.
30770 (frob_di_df): Change to frob_di_<mode>; allow more modes.
30772 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
30774 (frob_ti_<mode>_8_2): New.
30775 (frob_ti_tf_2): New.
30776 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
30777 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
30779 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
30780 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
30781 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
30782 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
30783 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
30784 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
30787 2007-01-23 Ian Lance Taylor <iant@google.com>
30789 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
30791 (OBJS-archive): Reformat, alphabetize.
30792 (OBJS): Change out_object_file to OBJS-md.
30794 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
30796 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
30797 JUMP_P and CALL_P predicates where applicable.
30798 * config/i386/i386.c: Ditto.
30799 * config/i386/i386.md: Ditto.
30800 * config/i386/mmx.md: Ditto.
30801 * config/i386/predicates.md: Ditto.
30803 2007-01-22 Andreas Schwab <schwab@suse.de>
30805 * config/m68k/m68k.h: Fix comment.
30807 2007-01-22 Jan Hubicka <jh@suse.cz>
30809 * passes.c (init_optimization_passes): Do not rerun
30810 pass_early_warn_uninitialized.
30812 2007-01-22 Richard Guenther <rguenther@suse.de>
30814 PR tree-optimization/30038
30815 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
30817 (execute_cse_sincos_1): Likewise.
30818 (execute_cse_sincos): Likewise.
30819 (gate_cse_sincos): Likewise.
30820 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
30821 the cexpi() canonicalization of sincos().
30822 * tree-pass.h (pass_cse_sincos): Declare.
30823 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
30825 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
30827 PR rtl-optimization/29329
30828 * combine.c (replaced_rhs_insn): Rename to i2mod.
30829 (replaced_rhs_value): Rename to i2mod_new_rhs.
30830 (i2mod_old_rhs): New global variable.
30831 (combine_instructions): Adjust for above change. Save a copy of
30832 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
30833 note are substituted in the second instruction.
30834 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
30835 ditch the note if it pertains to the second eliminated register
30836 and this register is mentioned in i2mod_old_rhs.
30839 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
30841 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
30842 the insn to which the note was originally attached.
30844 2007-01-21 Jan Hubicka <jh@suse.cz>
30846 * ipa-inline.c (inlining_mode): Comment, move up.
30847 (cgraph_decide_inlining_incrementally): Do not perform inlining
30848 itself; fix handling of flattening of self recursive functions.
30849 (cgraph_find_cycles): Remove.
30850 (cgraph_flatten_node): Remove.
30851 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
30852 (try_inline): New function.
30853 (cgraph_early_inlining): Update call of
30854 cgraph_decide_inlining_incrementally. Apply inlining here.
30855 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
30857 2007-01-21 Dirk Mueller <dmueller@suse.de>
30860 * tree-vrp.c (check_array_bounds): do not warn
30861 about ADDR_EXPR's of ARRAY_REF's which are immediately
30862 used in binary expressions.
30864 2007-01-21 Ira Rosen <irar@il.ibm.com>
30866 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
30867 read_write_dep and macros for its access.
30868 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
30869 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
30870 argument, call vect_check_interleaving for every independent pair of
30871 data-refs. Mark loads that access the same memory location as a store
30873 (vect_check_dependences): Remove.
30874 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
30875 call, fix the call to vect_analyze_data_ref_dependence.
30876 (vect_analyze_data_ref_access): For statements that access the same
30877 data-ref, check that they are not stores; for loads, check that there
30878 is no store that access the same location.
30880 2007-01-20 Roger Sayle <roger@eyesopen.com>
30881 Joseph Myers <joseph@codesourcery.com>
30883 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
30884 (-fdump-rtl-stack): Likewise.
30885 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
30886 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
30887 (-mpt-fixed): Use @minus{} for minus sign.
30888 (Using Precompiled Headers): Fix under/overfull hbox.
30890 2007-01-20 Jan Hubicka <jh@suse.cz>
30892 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
30893 place within annotation.
30895 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30897 * pa.c (output_move_double): Change array size of xoperands to 4.
30899 2007-01-20 Jan Hubicka <jh@suse.cz>
30901 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
30904 2007-01-19 Ian Lance Taylor <iant@google.com>
30906 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
30907 constant to unsigned HOST_WIDE_INT before negating.
30909 2007-01-19 Ian Lance Taylor <iant@google.com>
30911 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
30913 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
30914 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
30915 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
30916 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
30917 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
30918 (realloc_vdef, realloc_vuse): Change second parameter to
30920 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
30921 fields to unsigned.
30922 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
30923 unsigned. Change x and lim locals to unsigned.
30924 (realloc_vdef, realloc_vuse): Change num_elem parameter to
30926 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
30927 (copy_virtual_operands): Change i and n locals to unsigned.
30929 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30931 PR middle-end/29335
30932 * builtins.c (fold_builtin_1): Handle builtin fdim.
30934 2007-01-20 Jan Hubicka <jh@suse.cz>
30936 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
30937 * tree-ssa-structalias.c (compute_points_to_sets): Do call
30938 init_alias_heapvars.
30939 (init_alias_heapvars): Initialize only when not already initialized.
30940 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
30942 2007-01-19 Roger Sayle <roger@eyesopen.com>
30944 * common.opt (fsigned-zeros): New command line option.
30945 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
30946 of flag_unsafe_math_optimizations.
30947 * opts.c (set_fast_math_flags): The -ffast-math command line option
30948 implies -fno-signed-zeros.
30949 (fast_math_flags_set_p): Likewise.
30951 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
30952 the documentation of -ffast-math appropriately. Wrap long lines.
30954 2007-01-19 Steve Ellcey <sje@cup.hp.com>
30956 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
30957 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
30959 2007-01-19 Tomas Bily <tbily@suse.cz>
30961 * cgraphunit.c (cgraph_finalize_function): Updating of pid
30963 (tree_init_ic_make_global_vars): New function
30964 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
30965 (tree_gen_ic_profiler): New function
30966 (tree_gen_ic_func_profiler): New function
30967 (tree_profiling): Added calling of tree_gen_ic_func_profiler
30968 (tree_profile_hooks): Added hook for indirec/virtual calls
30969 * value-prof.c (tree_find_values_to_profile): New case for
30971 (tree_values_to_profile): Call for determining indirect/virtual
30973 (tree_indirect_call_to_profile): New function
30974 (tree_ic_transform): New function
30975 (tree_ic): New function
30976 (find_func_by_pid): New function
30977 (init_pid_map): New function
30978 (tree_value_profile_transformations): Added check for
30979 indirect/virtual call transformation
30980 * value-prof.h (enum hist_type): New counter type for
30981 indirect/virtual calls
30982 (profile_hooks): Added new hook for profiling indirect/virtual
30984 * profile.c (instrument_values): New case for indirect/virtual
30986 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
30987 (GCOV_COUNTER_V_INDIR): New counter type
30988 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
30989 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
30991 * cgraph.c: Definition of cgraph_max_pid
30992 (cgraph_create_node): Default init of pid attribute
30993 * cgraph.h: Declaration of cgraph_max_pid
30994 (struct cgraph_node): Added pid attribute
30995 * libgcov.c (__gcov_indirect_call_profiler): New function
30996 (__gcov_one_value_profiler_body): New function
30997 (__gcov_one_value_profiler): Body was moved to
30998 __gcov_one_value_profiler_body and calls it
31000 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
31002 * doc/gty.texi (Options): Document the mark_hook option to GTY.
31003 * gengtype.c (write_types_data, write_func_for_structure,
31004 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
31005 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
31006 (walk_type, write_func_for_structure): Generate the mark_hook if
31009 2007-01-19 Jan Hubicka <jh@suse.cz>
31011 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
31012 'early' argument take inlining mode argument specifying whether to
31013 inline for size/speeed or all functions; add support for flattening;
31015 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
31017 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31020 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
31021 the name of the declared identifier.
31023 2007-01-19 Dirk Mueller <dmueller@suse.de>
31025 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
31026 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
31027 duplicate evaluation.
31029 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
31031 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
31032 Macroize expander using X87MODEF12 mode macro. Extend operand 1
31033 to XFMode, use acosxf2 and truncate result to requested mode.
31034 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
31035 (asin<mode>2): Similarly, with asin expanders.
31036 (*fscalexf4_i387): Rename from *fscalexf4.
31037 (expNcorexf3): New expander.
31038 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
31039 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
31040 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
31041 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
31042 patterns for SSE math.
31043 (exp10<mode>2): Similarly, with exp10 expanders.
31044 (exp2<mode>2): Similarly, with exp2 expanders.
31045 (expm1<mode>2): Similarly, with expm1 expanders.
31046 (ldexp<mode>3): Similarly, with ldexp expanders.
31047 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
31048 Use gen_truncxf<mode>2_i387_noop to truncate result.
31050 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31052 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
31053 for ColdFire targets.
31055 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
31056 Richard Sandiford <richard@codesourcery.com>
31058 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
31059 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
31060 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
31061 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
31062 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31063 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31065 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31067 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
31068 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
31069 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
31070 (*adddi_dilshr32_cf): New pattern.
31071 (adddi3, subdi3): Remove first alternatives.
31073 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31075 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
31076 implemented using move.l, do not use its cc result for floating-point
31079 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31081 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
31082 from accepting 's' constraints if flag_pic.
31084 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31086 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
31087 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
31088 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
31089 condition from TARGET_68881 to TARGET_HARD_FLOAT.
31091 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
31093 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
31094 ColdFire alternatives.
31095 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
31096 * config/m68k/m68k.md (clzsi2): Define for ColdFire
31097 architectures that support ff1 instruction.
31099 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31100 Julian Brown <julian@codesourcery.com>
31102 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
31103 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
31104 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
31107 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31109 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
31111 (output_move_const_into_data_reg, output_move_simode_const): Delete.
31112 * config/m68k/m68k.c (const_method, const_int_cost): Take a
31113 HOST_WIDE_INT instead of an rtx.
31114 (m68k_rtx_costs): Update call accordingly.
31115 (output_move_const_into_data_reg): Likewise. Fix formatting.
31116 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
31118 (output_move_simode_const): Update calls after above changes.
31119 Rework to use automatic variables and predicates like MEM_P.
31120 * config/m68k/m68k.md (pushexthisi_const): Update call to
31123 2007-01-19 Dirk Mueller <dmueller@suse.de>
31125 * tree-ssa-alias.c (perform_var_substitution): Fix typo
31126 in dump_flags test.
31128 2007-01-19 Richard Guenther <rguenther@suse.de>
31130 * builtins.c (expand_builtin_cexpi): Fall back to expanding
31131 via cexp in case sincos is not available.
31133 2007-01-19 Richard Guenther <rguenther@suse.de>
31135 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
31136 * defaults.h (TARGET_HAS_SINCOS): Default to off.
31137 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
31138 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
31139 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
31140 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
31141 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
31142 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
31144 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
31146 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
31148 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
31149 (atan2xf3): Directly generate RTL pattern.
31150 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
31151 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
31152 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31153 disable patterns for SSE math.
31154 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
31155 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
31156 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31157 disable patterns for SSE math.
31159 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
31161 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
31163 2007-01-18 Roger Sayle <roger@eyesopen.com>
31165 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
31166 VIEW_CONVERT_EXPR to the same type as it's operand.
31168 2007-01-18 David Edelsohn <edelsohn@gnu.org>
31170 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
31171 configured for long double 128.
31173 2007-01-18 Mike Stump <mrs@apple.com>
31175 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
31178 2007-01-18 Michael Meissner <michael.meissner@amd.com>
31180 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
31183 2007-01-18 Jan Hubicka <jh@suse.cz>
31185 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
31186 greater than NUM_VOP_FREE_BUCKETS.
31188 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
31190 * tree-ssa-structalias.c: Update comments.
31191 (ptabitmap_obstack): Removed.
31192 (pta_obstack): New.
31193 (oldpta_obstack): Ditto.
31194 (stats): Add a few members.
31195 (struct variable_info): Remove node, complex, address_taken, and
31196 indirect_target members. Add oldsolution member.
31197 (new_var_info): Do not initialize removed members.
31198 (constraint_expr_type): Remove INCLUDES.
31199 (constraint_graph): Add size, implicit_preds, rep,
31200 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
31201 (FIRST_REF_NODE): New macro.
31202 (LAST_REF_NODE): Ditto.
31203 (FIRST_ADDR_NODE): Ditto.
31204 (find): New function.
31206 (dump_constraint): Do not handle INCLUDES.
31207 (insert_into_complex): Do not insert duplicate constraints.
31208 (condense_varmap_nodes): Renamed and rewritten into ...
31209 (merge_node_constraints): This. Also fix bug in handling of
31210 offseted copy constraints.
31211 (clear_edges_for_node): No longer need to deal with preds at all,
31212 or removing associated preds/succs.
31213 (merge_graph_nodes): Deal with indirect_cycles.
31214 Don't deal with predecessors.
31215 (add_implicit_graph_edge): New function.
31216 (add_pred_graph_edge): Ditto.
31217 (add_graph_edge): Don't deal with predecessors.
31218 (build_constraint_graph): Removed.
31219 (build_pred_graph): New function.
31220 (build_succ_graph): Ditto.
31221 (struct scc_info): Removed in_component. Added roots, dfs, and
31222 node_mapping. Remove visited_index, unification_queue.
31223 (scc_visit): Deal with union-find we do now.
31224 Deal with cycles with REF nodes.
31225 (collapse_nodes): Renamed and rewritten to ...
31226 (unify_nodes): This.
31227 (process_unification_queue): Removed.
31228 (topo_visit): Cleanup
31229 (do_da_constraint): Use find.
31230 (do_sd_constraint): Ditto.
31231 (do_ds_constraint): Ditto.
31232 (do_complex_constraint): Ditto.
31233 (init_scc_info): Update for removed and added members.
31234 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
31235 (find_indirect_cycles): This.
31236 (equivalence_class): New variable.
31237 (label_visit): New function.
31238 (perform_variable_substitution): Rewritten.
31239 (free_var_substitution_info): New function.
31240 (find_equivalent_node): Ditto.
31241 (move_complex_constraints): Ditto.
31242 (eliminate_indirect_cycles): Ditto.
31243 (solve_graph): Only propagate changed bits.
31244 Use indirect cycle elimination.
31246 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
31247 (tree_id_eq): Renamed to ...
31248 (tree_vi_eq): This. Update for member change
31249 (insert_id_for_tree): Renamed and rewritten to ...
31250 (insert_vi_for_tree): This.
31251 (lookup_id_for_tree): Renamed and rewritten to ...
31252 (lookup_vi_for_tree): This.
31253 (get_id_for_tree): Renamed and rewritten to ...
31254 (get_vi_for_tree): Ditto.
31255 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
31256 (process_constraint): Don't handle INCLUDES.
31257 Remove special ADDRESSOF case.
31258 (find_func_aliases): Rewrite to use vi functions instead of id
31260 (create_function_info_for): Ditto.
31261 (create_variable_info_for): Ditto.
31262 (intra_create_variable_infos): Ditto.
31263 (merge_smts_into): Ditto.
31264 (find_what_p_points_to): Ditto.
31265 (init_base_vars): Ditto.
31266 (init_alias_vars): Ditto.
31267 (remove_preds_and_fake_succs): New function.
31268 (dump_sa_points_to_info): Dump new stats.
31269 (dump_solution_for_var): Use find.
31270 (set_used_smts): Fix formatting.
31271 (compute_points_to_sets): Updated for new functions.
31272 (ipa_pta_execute): Ditto.
31274 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31275 Richard Sandiford <richard@codesourcery.com>
31277 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
31279 * calls.c (expand_call): If the return value is a PARALLEL,
31280 extract its first member.
31281 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
31282 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
31283 use FUNCTION_EXTRA_EPILOGUE.
31284 (m68k_function_value): Return a PARALLEL if the return value
31285 is of a pointer type.
31286 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
31287 (FUNCTION_EXTRA_EPILOGUE): Remove.
31288 * config/m68k/m68k.md (D0_REG): New constant.
31290 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31292 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
31293 output a NOP for empty epilogues.
31295 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31297 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
31298 before function. Extend register save check to include all
31299 registers, not just integer ones.
31301 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31303 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
31304 (m68k_use_return_insn): ...this.
31305 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
31306 * config/m68k/m68k.c (use_return_insn): Rename to...
31307 (m68k_use_return_insn): ...this.
31308 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
31309 of USE_RETURN_INSN.
31311 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31313 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
31314 nearest even, fix denormal rounding overflow.
31316 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31318 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
31319 f%$smove and f%$move.
31320 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
31321 (extendsfdf2_cf): Use fdmove instead of f%&move.
31322 (truncdfsf2_cf): Use fsmove instead of f%$smove.
31323 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
31325 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31327 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
31330 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31332 * real.h (real_format): Add a canonical_nan_lsbs_set field.
31333 (coldfire_single_format): Declare.
31334 (coldfire_double_format): Likewise.
31335 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
31336 of qnan_msb_set to determine the lower bits of a canonical
31338 (encode_ieee_double): Likewise.
31339 (encode_ieee_quad): Likewise.
31340 (ieee_single_format): Initialize canonical_nan_lsbs_set.
31341 (mips_single_format): Likewise.
31342 (ieee_double_format): Likewise.
31343 (mips_double_format): Likewise.
31344 (ieee_extended_motorola_format): Likewise.
31345 (ieee_extended_intel_96_format): Likewise.
31346 (ieee_extended_intel_128_format): Likewise.
31347 (ieee_extended_intel_96_round_53_format): Likewise.
31348 (ibm_extended_format): Likewise.
31349 (mips_extended_format): Likewise.
31350 (ieee_quad_format): Likewise.
31351 (mips_quad_format): Likewise.
31352 (vax_f_format): Likewise.
31353 (vax_d_format): Likewise.
31354 (vax_g_format): Likewise.
31355 (i370_single_format): Likewise.
31356 (i370_double_format): Likewise.
31357 (decimal_single_format): Likewise.
31358 (decimal_double_format): Likewise.
31359 (decimal_quad_format): Likewise.
31360 (c4x_single_format): Likewise.
31361 (c4x_extended_format): Likewise.
31362 (real_internal_format): Likewise.
31363 (coldfire_single_format): New real_format.
31364 (coldfire_double_format): Likewise.
31365 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
31366 canonical_nan_lsbs_set.
31367 (pdp11_d_format): Likewise.
31368 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
31369 if TARGET_COLDFIRE_CPU.
31371 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31373 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
31374 (output_call, m68k_legitimize_call_address): Declare.
31375 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
31376 parenthesees. Add support for a 'W' constraint.
31377 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
31378 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
31379 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
31380 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
31382 (override_options): Initialize them. Do not set flag_no_function_cse
31383 for TARGET_ID_SHARED_LIBRARY.
31384 (m68k_output_pic_call): Delete.
31385 (m68k_legitimize_call_address): New function.
31386 (print_operand): Remove the %o prefix. Handle the %p prefix.
31387 (output_call): New function.
31388 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
31389 target address from the GOT if symbolic jumps are not allowed.
31390 * config/m68k/m68k.md (call, general_operand): Do not set
31391 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
31392 Merge separate flag_pic and !flag_pic define_insns into...
31393 (*call, *call_value): ...these new patterns. Match the address
31394 rather than the containing MEM and require it to be a call_operand.
31395 Use output_call to generate the asm template.
31396 * config/m68k/predicates.md (const_call_operand): New predicate.
31397 (call_operand): Likewise.
31399 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31401 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
31402 (STACK_GROWS_DOWNWARD): Define to 1.
31403 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
31404 comments, emphasizing that these values are only defaults.
31405 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
31406 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
31408 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31410 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
31412 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31413 Richard Sandiford <richard@codesourcery.com>
31415 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
31416 (FP_REGNO_P): New macros.
31417 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
31418 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
31419 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
31420 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
31422 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31424 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31425 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
31427 * config/m68k/t-floatlib: New file, extracting common code from...
31428 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
31429 * config/m68k/t-uclinux: Here.
31430 * config/m68k/fpgnulib.c: Do not compile extendeed precision
31431 routines on ColdFire targets.
31433 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31435 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31436 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
31437 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
31438 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
31439 explicitly set MOTOROLA to 1.
31440 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
31442 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31443 Nathan Sidwell <nathan@codesourcery.com>
31445 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
31446 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
31447 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
31448 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
31449 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
31450 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
31451 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
31452 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
31453 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
31454 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
31455 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
31456 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
31457 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
31458 (DBX_REGISTER_NUMBER): Delete.
31459 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
31460 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
31461 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
31463 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31465 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
31466 * config/flat.h: New file.
31467 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
31468 OBJECT_FORMAT_FLAT.
31469 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
31470 indirect references for -msep-data or -mid-shared-library.
31471 Do not use PC-relative code addresses either.
31472 * config/m68k/m68k.c (override_options): Restrict -fPIC error
31474 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
31475 for shared libraries and crt1.o for executables. Use crti.o and
31477 (ENDFILE_SPEC): Use crtend.o and crtn.o.
31478 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
31479 Do not add -elf2flt or -shared-lib-id options here.
31480 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
31481 Pass -shared-lib-id if -mid-shared-library, taking the library
31482 identifier from -mshared-library-id if given, otherwise
31484 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
31485 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
31486 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
31487 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
31488 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
31489 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
31491 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
31492 jump sequence for ISA A and ISA A+.
31493 (PICJUMP): Likewise.
31495 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31497 * config.gcc (m68k-*-uclinux*): Base the port on the common
31498 and m68k GNU/Linux files rather than on the generic ELF ones.
31499 * config/m68k/uclinux.h (TARGET_VERSION): Override.
31500 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
31502 2007-01-18 Julian Brown <julian@codesourcery.com>
31503 Richard Sandiford <richard@codesourcery.com>
31505 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
31506 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
31507 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
31509 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
31510 80 unconditionally.
31511 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
31513 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31515 * doc/install.texi: Document m68k-uclinuxoldabi.
31516 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
31517 * config/m68k/uclinux-oldabi.h: New file, copied from
31518 config/m68k/uclinux.h.
31520 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
31522 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
31523 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
31524 (m32r_compute_frame_size): Use unsigned for regno.
31525 (m32r_reload_lr): Use gen_frame_mem.
31527 (m32r_output_function_epilogue): Don't output the function epilogue
31529 (m32r_expand_epilogue): New.
31530 (direct_return): Return false if the function has the interrupt
31532 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
31533 * config/m32r/m32r.md (epilogue): New expander.
31534 (return_lr, return_rte): New insns.
31535 (return): Make it expander.
31536 (return_normal): New expander.
31538 2007-01-18 Josh Conner <jconner@apple.com>
31541 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
31542 support for UNLE, UNLT, UNGE, and UNGT.
31544 2007-01-18 Jan Hubicka <jh@suse.cz>
31546 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
31547 * tree-tailcall (add_virtual_phis): Likewise.
31548 (optimize_tail_call): Return TODOs.
31549 (execute_tail_calls): Return TODOs.
31550 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
31551 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
31553 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
31554 Cleanup cfg using TODO.
31555 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
31556 * passes.c (execute_function_todo): When cleanup did something, remove
31558 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
31559 (make_edges): Don't cleanup_cfg.
31561 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
31563 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
31564 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
31565 operate on the top of stack.
31566 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
31567 register handling of instructions that output to the second
31569 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
31570 (move_for_stack_reg): Special-case check for dead destination
31571 stack slot for constant load of 1.0 inside UNSPEC_TAN.
31573 * config/i386/i386.md (UNSPEC_TAN): New constant.
31574 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
31575 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
31576 to correctly model move of constant 1.0 to top stack slot.
31577 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
31578 (unnamed peephole2 pattern): Remove corresponding peephole2
31579 pattern that optimizes tan insn and loading of constant 1.0.
31580 (tanxf2): Use fptanxf4_i387.
31581 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
31582 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
31583 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31584 disable patterns for SSE math.
31585 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
31586 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
31588 2007-01-18 Dirk Mueller <dmueller@suse.de>
31589 Richard Guenther <rguenther@suse.de>
31592 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
31593 * common.opt (Warray-bounds): Add new warning option.
31594 * c-opts.c (c_common_handle_option): Define -Warray-bounds
31596 * Makefile.in: make tree-vrp.o depend on toplev.h
31597 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
31599 (check_array_refs, check_array_bounds, check_array_ref): New.
31601 2007-01-18 Jan Hubicka <jh@suse.cz>
31603 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
31604 (execute_ssa_ccp): Return flags conditionally.
31605 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
31607 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
31609 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
31611 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
31612 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
31614 * Makefile.c (GTFILES): Add cfglayout.h.
31615 * gengtype.c (open_base_files): Likewise.
31616 * cfglayout.c (cfg_layout_function_footer,
31617 cfg_layout_function_header) Reindent to make gengtype happy.
31618 * cfglayout.h (cfg_layout_function_footer,
31619 cfg_layout_function_header): Add GTY(()) marker.
31621 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
31623 2007-01-18 Ben Elliston <bje@au.ibm.com>
31625 * genautomata.c (write_automata): Include xstrerror output in the
31626 error message if writing the DFA description file fails.
31628 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
31630 * config/mips/mips-protos.h (mips_output_external): Make it
31632 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
31633 * config/mips/mips.c (irix_output_external_libcall): Likewise.
31634 (extern_list): Likewise.
31635 (extern_head): Likewise.
31636 (TARGET_ASM_FILE_END): Likewise.
31637 (mips_file_end): Likewise.
31638 (mips_output_external): Rewritten.
31640 2007-01-18 Ben Elliston <bje@au.ibm.com>
31642 * genpreds.c (write_insn_preds_c): Only write out the function
31643 body for regclass_for_constraint if we have register constraints.
31645 2007-01-17 Tom Tromey <tromey@redhat.com>
31647 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
31648 * doc/install.texi (Testing): Use sourceware.org.
31649 (Binaries): Likewise.
31650 (Specific): Likewise.
31651 * doc/contrib.texi (Contributors): Use sourceware.org.
31653 2007-01-17 Anatoly Sokolov <aesok@post.ru>
31655 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
31656 (AVR_ENHANCED): Rename to ...
31657 (AVR_HAVE_MUL): ... new.
31658 (avr_enhanced_p): Rename to ...
31659 (avr_have_mul_p): ... new.
31660 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
31661 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
31662 * config/avr/avr.c (avr_enhanced_p): Rename to ...
31663 (avr_have_mul_p): ... new.
31664 (base_arch_s): Rename 'enhanced' to 'have_mul'.
31665 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
31666 'avr_enhanced_p' and 'enhanced'.
31667 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
31668 AVR_HAVE_MUL instead of AVR_ENHANCED.
31669 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
31670 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
31671 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
31672 instead of AVR_ENHANCED.
31673 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
31674 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
31675 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
31677 2007-01-17 Ian Lance Taylor <iant@google.com>
31679 * vec.h (VEC_reserve_exact): Define.
31680 (vec_gc_p_reserve_exact): Declare.
31681 (vec_gc_o_reserve_exact): Declare.
31682 (vec_heap_p_reserve_exact): Declare.
31683 (vec_heap_o_reserve_exact): Declare.
31684 (VEC_OP (T,A,reserve_exact)): New static inline function, three
31686 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
31687 negative parameter.
31688 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
31689 (VEC_OP (T,A,copy)) [all versions]: Likewise.
31690 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
31691 * vec.c (calculate_allocation): Add exact parameter. Change all
31693 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
31694 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
31695 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
31696 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
31697 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
31698 (vec_heap_p_reserve_exact): New function.
31699 (vec_heap_o_reserve_exact): New function.
31701 2007-01-17 Jan Hubicka <jh@suse.cz>
31703 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
31705 2007-01-17 Eric Christopher <echristo@apple.com>
31707 * config.gcc: Support core2 processor.
31709 2007-01-16 Jan Hubicka <jh@suse.cz>
31711 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
31712 the names, just unlink the chain so we don't crash on dangling
31716 2007-01-16 Jan Hubicka <jh@suse.cz>
31718 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
31719 * tree-pass.h: Reorder to make IPA passes appear toegher.
31720 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
31722 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
31723 parameters, do not call early inliner.
31724 * ipa-inline.c: Update comments. Include tree-flow.h
31725 (cgraph_decide_inlining): Do not compute inlining parameters.
31726 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
31727 be called with function context set up.
31728 (pass_ipa_inline): Remove unreachable functions before pass.
31729 (cgraph_early_inlining): Simplify assuming to be called from the
31731 (pass_early_inline): New pass.
31732 (cgraph_gate_ipa_early_inlining): New gate.
31733 (pass_ipa_early_inline): Turn into simple wrapper.
31734 (compute_inline_parameters): New function.
31735 (gate_inline_passes): New gate.
31736 (pass_inline_parameters): New pass.
31737 (apply_inline): Move here from tree-optimize.c
31738 (pass_apply_inline): New pass.
31739 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
31741 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
31742 doing them by hand.
31743 (tree_function_versioning): Do not allocate dummy struct function.
31744 * tree-inline.h (optimize_inline_calls): Update prototype.
31745 * tree-optimize.c (execute_fixup_cfg): Export.
31746 (pass_fixup_cfg): Remove
31747 (tree_rest_of_compilation): Do not apply inlines.
31748 * tree-flow.h (execute_fixup_cfg): Declare.
31749 * Makefile.in (gt-passes.c): New.
31750 * passes.c: Include gt-passes.h
31751 (init_optimization_passes): New passes.
31752 (nnodes, order): New static vars.
31753 (do_per_function_toporder): New function.
31754 (execute_one_pass): Dump current pass here.
31755 (execute_ipa_pass_list): Don't dump current pass here.
31757 2007-01-16 Janis Johnson <janis187@us.ibm.com>
31759 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
31760 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
31762 2007-01-16 David Edelsohn <edelsohn@gnu.org>
31764 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
31765 (strong_alias): Define.
31766 (__gcc_qmul): Provide non-FMA for soft-float.
31767 (__gcc_qdiv): Same.
31772 (__gcc_qunord): New.
31782 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
31783 soft-float functions.
31784 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
31785 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
31786 about long double soft float.
31788 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
31789 Tehila Meyzels <tehila@il.ibm.com>
31791 * tree-vectorizer.h (is_pattern_stmt_p): New.
31792 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
31793 formatting (tabs instead of spaces). Cleanup and clarify setting
31794 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
31795 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
31796 (vectorizable_type_demotion): Check that types are integral.
31797 (vectorizable_type_promotion): Likewise.
31798 (vectorizable_store): Fix typo. Eliminate new-line at end of
31801 2007-01-16 Jan Hubicka <jh@suse.cz>
31803 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
31806 2007-01-15 Eric Christopher <echristo@apple.com>
31808 * ifcvt.c: Include vec.h, vecprim.h.
31809 (check_cond_move_block): New argument regs.
31810 Reorganize. Add registers used to regs.
31811 (cond_move_process_if_block): Use regs set above as
31814 2007-01-15 Eric Christopher <echristo@apple.com>
31816 * config/darwin.h: Update copyright.
31817 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
31818 (LINK_COMMAND_SPEC): Add -u.
31819 (LINK_SPEC): Fix umbrella for above.
31821 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
31823 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
31826 2007-01-15 Tom Tromey <tromey@redhat.com>
31828 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
31829 * doc/install.texi (Testing): Don't mention jacks.
31830 (Configuration): Document --enable-java-maintainer-mode. Move
31831 --with-java-home to libgcj-specific section. Document
31833 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
31835 2007-01-15 Jan Hubicka <jh@suse.cz>
31837 * tree-ssa-dce.c (DCE_TODOs): New.
31838 (propagate_necessity): Return if something changed.
31839 (eliminate_unnecessary_stmts): Likewise.
31840 (perform_tree_ssa_dce): Return TODO flags when needed.
31841 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
31843 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
31845 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
31846 (fyl2x_extend<mode>xf3_i387): New insn pattern.
31847 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
31848 patterns using X87MODEF12 mode macro. Extend operand 1
31849 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
31850 (log10<mode>2): Ditto.
31851 (log2<mode>2): Ditto.
31852 (log1p<mode>2): Ditto.
31853 (logb<mode>2): Ditto.
31854 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
31855 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
31856 (*fxtractxf3_i387): Rename from *fxtractxf3.
31857 (fxtract_extend<mode>xf3_i387): New insn pattern.
31858 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
31859 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
31860 and gen_fyl2xxf3_i387().
31862 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
31864 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
31865 * cfgloopmanip.c (fix_loop_placement): Made static. Use
31866 get_loop_exit_edges. Changed return type to bool.
31867 * cfgloop.h (fix_loop_placement): Declaration removed.
31869 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
31871 * param.h (MIN_VECT_LOOP_BOUND): New.
31872 * params.def (MIN_VECT_LOOP_BOUND): New.
31873 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
31874 argument - minimum threshold for number of iterations.
31875 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
31876 argument to declaration.
31877 * tree-vect-analyze.c (vect_analyze_operations): Check value of
31878 MIN_VECT_LOOP_BOUND.
31879 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
31880 slpeel_tree_peel_loop_to_edge with additional argument.
31881 (vect_do_peeling_for_alignment): Likewise.
31882 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
31884 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
31887 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
31888 operands of size 1.
31890 2007-01-14 Jan Hubicka <jh@suse.cz>
31892 * tree-dfa.c (remove_referenced_var): New function.
31893 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
31894 prune referenced vars list too.
31895 * tree-flow.h (remove_referenced_var): Declare.
31897 2007-01-14 Jan Hubicka <jh@suse.cz>
31899 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
31901 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
31902 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
31903 * except.h (verify_eh_throw_table_statements): Kill prototype.
31904 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
31905 into call exrepssions.
31906 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
31908 * tree-cfg.c: Include pointer-set.h.
31909 (verify_node_sharing): Work on pointer set.
31910 (verify_eh_throw_stmt_node): New.
31911 (verify_stmts): Use pointers sets, verify throw_stmt.
31913 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
31915 * ipa-reference.c (analyze_function): Consider also addresses taken
31918 2007-01-12 Roger Sayle <roger@eyesopen.com>
31920 * c-typeck.c (null_pointer_constant_p): Replace use of
31921 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31922 (build_c_cast): Likewise.
31924 2007-01-12 Roger Sayle <roger@eyesopen.com>
31926 * tree.h (force_fit_type_double): Remove unused final argument.
31927 * c-common.c (constant_expression_warning): Replace use of
31928 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31929 (convert_and_check): Likewise.
31930 (shorten_compare): Update call to force_fit_type_double.
31931 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
31932 * convert.c (convert_to_pointer): Update call to
31933 force_fit_type_double.
31934 * fold-const.c (force_fit_type_double): Remove overflowed_const
31936 (int_const_binop, fold_convert_const_int_from_int,
31937 fold_convert_const_int_from_real, fold_div_compare,
31938 fold_sign_changed_comparison, fold_unary, fold_negate_const,
31939 fold_abs_const, fold_not_const): Remove the final argument from
31940 calls to force_fit_type_double.
31942 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
31944 * configure.ac: Set insn to "nop" for spu-*-* also.
31945 * configure: Regenerate.
31947 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
31949 * builtins.def : Add BUILT_IN_FREE.
31951 2007-01-12 Jan Hubicka <jh@suse.cz>
31953 PR tree-optimization/30443
31954 * tree-inline.c (tree_function_versioning): Do not optimize when
31955 cloning for inlining.
31957 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
31959 * doc/loop.texi: Document recording of loop exits.
31960 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
31961 (update_single_exits_after_duplication,
31962 update_single_exit_for_duplicated_loop,
31963 update_single_exit_for_duplicated_loops): Removed.
31964 (duplicate_loop_to_header_edge): Do not call
31965 update_single_exits_after_duplication and
31966 update_single_exit_for_duplicated_loops.
31967 (loop_version): Do not update single_exit information.
31968 (fix_loop_structure): Use record_loop_exits instead of
31969 mark_single_exit_loops.
31970 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
31971 the lists of loop exits.
31972 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
31973 split_edge, merge_blocks): Update the lists of loop exits.
31974 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
31975 loop_optimizer_init.
31976 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
31977 of mark_single_exit_loops.
31978 (loop_optimizer_finalize): Call release_recorded_exits.
31979 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
31980 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
31981 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
31982 update single exit information.
31983 * lambda-code.c (perfect_nestify): Ditto.
31984 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
31985 (mark_single_exit_loops): Removed.
31986 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
31987 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
31988 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
31990 (get_loop_exit_edges, single_exit): Use recorded exit lists.
31991 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
31992 (verify_loop_structure): Verify consistency of the exit lists.
31993 (flow_loops_find): Use alloc_loop. Initialize exits hash.
31994 (set_single_exit): Removed.
31995 * cfgloop.h (struct loop_exit): New function.
31996 (struct loop): single_exit_ field replaced by exits field.
31997 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
31998 LOOPS_HAVE_RECORDED_EXITS.
31999 (struct loops): Added exits hash.
32000 (mark_single_exit_loops, set_single_exit): Declaration removed.
32001 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
32003 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32005 * doc/invoke.texi: Avoid use of @headitem.
32007 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32009 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
32011 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32013 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
32016 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32017 Richard Sandiford <richard@codesourcery.com>
32019 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
32020 * config/m68k/m68k.opt: Resort options.
32021 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
32023 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32024 Richard Sandiford <richard@codesourcery.com>
32026 * doc/invoke.texi: Document the macros that are defined by
32027 m68k's -mtune and -mhard-float options.
32028 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
32029 (m68k_cpp_cpu_family): Likewise.
32030 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
32031 of __ucfv*__ macros. Define __mcffpu__ if generating code for
32032 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
32033 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
32034 (m68k_cpp_cpu_family): Likewise.
32036 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32038 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
32039 macros besides mc68000 as tuning macros. Use a switch statement
32040 to set them and mcpu32.
32042 2007-01-12 Julian Brown <julian@codesourcery.com>
32044 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
32045 (TARGET_68040_ONLY): Rename to...
32046 (TARGET_68040): ...this.
32047 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
32048 * config/m68k/m68k.md: Likewise.
32050 2007-01-12 Julian Brown <julian@codesourcery.com>
32051 Nathan Sidwell <nathan@codesourcery.com>
32052 Richard Sandiford <richard@codesourcery.com>
32054 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
32055 the -mcpu= argument associated with the --with-cpu setting.
32056 Define M68K_DEFAULT_TUNE to the default -mtune= option,
32057 if different from the one implied by the -mcpu setting.
32058 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
32059 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
32060 * doc/invoke.texi: Mention ColdFire in the introduction to the
32061 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
32062 -mno-div and -mhard-float options. Make -m68881 a synonym for
32063 -mhard-float. Document the previously-undocumented -m5206e,
32064 -m528x, -m5307 and -m5407 options. Tweak the existing option
32065 documentation for consistency.
32066 * doc/install.texi: Mention new --with-cpu arguments.
32067 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
32068 default CPU if neither -mcpu nor -march are specified.
32069 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
32070 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
32071 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
32072 using m68k_tune to decide between families that implement the
32073 same ISA. Use m68k_tune to set __mcfv4e__.
32074 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
32075 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
32076 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
32077 (FL_ISA_C, FL_ISA_MMU): New macros.
32078 (MASK_COLDFIRE): Delete.
32079 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
32080 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
32081 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
32082 (TARGET_HARD_FLOAT): Do not define here.
32083 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
32084 (TUNE_68000): New macro.
32085 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
32086 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
32087 (TUNE_CFV2): Redefine in terms of m68k_tune.
32088 (uarch_type, target_device, fpu_type): New enums.
32089 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
32090 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
32091 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
32092 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
32093 (FL_FOR_isa_c): New macros.
32094 (m68k_isa): New enum.
32095 (m68k_target_selection): New structure.
32096 (all_devices, all_isas, all_microarchs): New tables.
32097 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
32098 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
32099 (MASK_ALL_CPU_BITS): Delete.
32100 (m68k_find_selection): New function.
32101 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
32102 Map the legacy target options to a combination of the new ones.
32103 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
32104 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
32105 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
32107 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
32108 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
32110 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
32111 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
32112 * config/m68k/m68k-devices.def: New file.
32114 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32115 Nathan Sidwell <nathan@codesourcery.com>
32117 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
32118 (SUBTARGET_EXTRA_SPECS): New macros.
32119 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
32120 use %(asm_cpu_spec) instead.
32121 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
32122 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
32123 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
32124 (EXTRA_SPECS): Rename to...
32125 (SUBTARGET_EXTRA_SPECS): ...this.
32127 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32128 Richard Sandiford <richard@codesourcery.com>
32129 Julian Brown <julian@codesourcery.com>
32131 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32132 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
32133 to the configuration's default CPU.
32134 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
32135 Remove default masks.
32136 (m680[012]0-*-*): Set the default with_cpu to the first part of
32138 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
32139 (m68k*-*-linux): Extend the --with-cpu handling to...
32140 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
32141 and m68010. Don't set target_cpu_default2.
32142 * doc/install.texi: Document --with-cpu for m68k.
32143 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
32144 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
32145 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
32146 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
32147 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
32148 (ASM_SPEC): Remove use of %(asm_cpu_default).
32149 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
32150 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
32151 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
32152 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
32153 __HAVE_FPU__ if TARGET_HARD_FLOAT.
32154 (TARGET_DEFAULT): Delete.
32155 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
32156 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
32157 (CPP_CPU_SPEC): Delete.
32158 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
32159 the appropriate string.
32160 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
32161 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
32162 (ASM_SPEC): Don't use %(asm_default_spec).
32163 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
32164 TARGET_DEFAULT and add MASK_68881.
32165 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
32167 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32169 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
32170 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
32171 MASK_68010 alongside MASK_68020.
32172 * doc/invoke.texi: Document -m68010.
32173 * config/m68k/m68k.opt (m68010): New.
32174 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
32176 (TUNE_68010): New macro.
32177 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
32178 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
32179 (M68K_CPU_m68332): Add MASK_68010.
32180 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
32181 fallback definition.
32182 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
32184 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
32185 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
32186 to all entries that use MASK_68020.
32187 (output_move_simode_const, output_move_himode, output_move_qimode)
32188 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
32189 instead of TARGET_68020 to select clr behavior. Remove comment
32190 about there being no TARGET_68010.
32191 * config/m68k/m68k.md: Likewise throughout.
32193 2007-01-12 Julian Brown <julian@codesourcery.com>
32195 * config/m68k/m68k.h (TARGET_ISAB): New macro.
32196 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
32197 * config/m68k/m68k.md: Likewise.
32199 2007-01-12 Julian Brown <julian@codesourcery.com>
32201 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
32202 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
32204 2007-01-12 Julian Brown <julian@codesourcery.com>
32206 * config/m68k/m68k.h (TUNE_68040_60): New macro.
32207 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
32208 * config/m68k/m68k.md: Likewise.
32210 2007-01-12 Julian Brown <julian@codesourcery.com>
32211 Richard Sandiford <richard@codesourcery.com>
32213 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
32214 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
32215 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
32217 (TARGET_CPU32): Rename to...
32218 (TUNE_CPU32): ...this.
32219 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
32220 (TUNE_CFV2): New macros.
32221 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
32222 remove conditions that are implied by TARGET_68020.
32223 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
32224 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
32225 (m68k_output_function_epilogue): Likewise.
32226 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
32227 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
32228 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
32229 non-68000 timings. Refactor multiplication and division costs.
32230 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
32231 TUNE_CPU32 instead of TARGET_CPU32.
32232 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
32233 and TUNE_68060 instead of TARGET_68060.
32234 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
32235 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
32237 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
32238 && !TARGET_COLDFIRE" to choose between moveq and clr.
32239 Likewise in the unnamed movsf pattern.
32240 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
32241 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
32244 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32246 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
32247 of tabbing before backslashes.
32249 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32251 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
32252 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
32253 (ASM_OUTPUT_INTERNAL_LABEL): Define.
32255 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
32257 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
32258 find_interesting_uses_cond.
32259 (find_interesting_uses_cond): Use extract_cond_operands.
32260 (rewrite_use_compare): Use extract_cond_operands and
32261 force_gimple_operand_bsi. Do not call update_stmt.
32262 (determine_use_iv_cost_condition): Use extract_cond_operands.
32263 Return cheaper of using original bound and changing the exit bound.
32265 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
32267 PR tree-optimization/29516
32268 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
32269 most_expensive_mult_to_index, addr_to_parts,
32270 create_mem_ref, maybe_fold_tmr): Make the type of
32271 fields of TARGET_MEM_REF sizetype.
32272 (move_fixed_address_to_symbol, move_pointer_to_base):
32274 * tree.def (TARGET_MEM_REF): Add comment on types of
32277 2007-01-11 Joseph Myers <joseph@codesourcery.com>
32279 * c-common.c (vector_types_convertible_p): Treat opaque types as
32280 always convertible if they have the same size, but not otherwise.
32282 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
32284 * ifcvt.c (struct noce_if_info): Add comments to the fields.
32285 Remove the b_unconditional field.
32286 (noce_try_sign_mask): Do not look at b_unconditional.
32287 (noce_process_if_block): Do not use merge_if_blocks. Update
32288 the CFG here. Do not set b_unconditional.
32289 (cond_move_process_if_block): Likewise.
32290 (find_cond_trap): Likewise.
32291 (check_cond_move_block): Require simple jump insns at the end
32292 of the basic block.
32294 2007-01-11 Jan Hubicka <jh@suse.cz>
32296 PR tree-optimization/1046
32297 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
32298 when alias info is not ready.
32299 (pass_tail_recursion): Do not require aliasing.
32300 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
32301 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
32302 * tree-ssa-copy.c (pass_copy_prop): Likewise.
32303 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
32304 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
32305 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
32306 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
32308 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
32309 When aliasing is not build, mark statement as volatile.
32311 2007-01-11 Tom Tromey <tromey@redhat.com>
32313 PR preprocessor/15185, PR preprocessor/20989:
32314 * doc/cppopts.texi <-MT>: Update description of algorithm for
32315 computing default target.
32316 <-M, -MD>: Reword "basename" text.
32318 2007-01-11 Roger Sayle <roger@eyesopen.com>
32320 * builtins.c (expand_builtin_pow, expand_builtin_powi,
32321 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
32322 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
32323 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
32324 fold_builtin_bswap, real_constp, fold_builtin_pow,
32325 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
32326 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
32327 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32328 * convert.c (convert_to_pointer): Likewise.
32329 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
32330 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
32331 const_binop, fold_convert_const_int_from_int,
32332 fold_convert_const_int_from_real,
32333 fold_convert_const_real_from_real, sign_bit_p,
32334 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
32335 fold_sign_changed_comparison, fold_unary, fold_comparison,
32336 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
32337 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
32338 * print-tree.c (print_node_brief, print_node): Likewise.
32339 * stor-layout.c (place_field, layout_type): Likewise.
32340 * tree-chrec.c (keep_cast): Likewise.
32341 * tree.c (build_vector, build_real, build_real_from_int_cst,
32342 build_complex): Likewise.
32344 2007-01-11 Roger Sayle <roger@eyesopen.com>
32346 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
32347 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
32349 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
32351 * configure.ac (strict1_warn): Rename to strict_warn.
32352 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
32353 cc_set_by_configure, quoted_cc_set_by_configure,
32354 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
32355 all_boot_languages, all_stagestuff): Remove.
32356 (target_list): Remove bootstrap targets.
32357 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
32358 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
32359 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
32360 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
32361 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
32362 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
32363 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
32364 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
32365 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
32366 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
32367 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
32368 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
32369 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
32370 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
32371 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
32372 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
32373 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
32374 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
32375 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
32376 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
32377 (mostlyclean): Adjust.
32378 (clean, distclean): Don't mention bootstrap stuff.
32379 * configure: Regenerate.
32380 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
32381 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
32382 treelang/config-lang.in (stagestuff): Remove.
32383 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
32384 stageprofile, stagefeedback, stagestuff): Remove mention.
32386 2007-01-11 Nick Clifton <nickc@redhat.com>
32388 * config/mcore/predicates.md (mcore_general_movesrc_operand):
32390 (mcore_general_movdst_operand): Do not accept CONST_INTs.
32391 (mcore_arith_K_S_operand): Run the test for the S constraint not
32392 the test for the M constraint.
32393 (mcore_addsub_operand): Do not accept integer values that are
32394 larger than 32 bits.
32395 * config/mcore/mcore.md: Remove unused constraints from split.
32396 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
32397 (addsi3): Likewise.
32398 (allocate_stack): Likewise.
32399 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
32400 operands to 32 bits.
32401 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
32403 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
32404 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
32405 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
32406 mcore_output_bclri, mcore_output_andn, output_inline_const,
32407 mcore_output_move, mcore_output_movedouble): Likewise.
32408 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
32409 (output_inline_const): Likewise.
32410 (output_inline_const): Fix format strings used in sprintf
32412 * config/mcore/mcore-protos.h: Update prototypes for changed
32413 functions in mcore.c.
32414 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
32415 HOST_WIDE_INT and not int.
32416 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
32417 CONST_OK_FOR_N): Likewise.
32418 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
32419 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
32422 2007-01-10 Jan Hubicka <jh@suse.cz>
32424 * tree-vrp.c (remove_range_assertions): Release defs.
32425 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
32426 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
32428 2007-01-10 Paul Brook <paul@codesourcery.com>
32430 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
32431 * config/arm/arm.md (mulsi3subsi): New insn.
32433 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
32435 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
32436 (tree_transform_and_unroll_loop): New.
32437 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
32440 2007-01-10 Robert Kennedy <jimbob@google.com>
32442 * fold-const.c (fold_comparison): Fold comparisons like (x *
32443 1000 < 0) to (x < 0).
32445 2007-01-10 Ian Lance Taylor <iant@google.com>
32447 * tree-pretty-print.c (dump_generic_node): Print parentheses when
32448 operands have the same priority.
32450 2007-01-10 Tom Tromey <tromey@redhat.com>
32452 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
32453 (fold_binary): Likewise.
32454 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
32455 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
32456 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
32457 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
32458 * langhooks.h (struct lang_hooks): Removed field
32459 'can_use_bit_fields_p'.
32461 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
32463 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
32465 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
32467 * function.c (get_last_funcdef_no): New function.
32468 * function.h (get_last_funcdef_no): Declare.
32469 * tree-inline.c (initialize_cfun): Add initialization.
32470 (tree_function_versioning): Cleanup.
32472 2007-01-10 Jan Hubicka <jh@suse.cz>
32474 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
32477 2007-01-10 Sa Liu <saliu@de.ibm.com>
32478 Ben Elliston <bje@au.ibm.com>
32480 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
32481 for SAVE_NONLOCAL and Pmode for any other save level.
32482 * spu-protos.h (spu_restore_stack_block): Declare.
32483 * spu.md (save_stack_block): Remove.
32484 (restore_stack_block): Call spu_restore_stack_block.
32485 * spu.c (spu_restore_stack_block): New function.
32486 (spu_expand_epilogue): Remove old comment.
32488 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
32490 PR tree-optimization/30322
32491 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
32492 (cand_value_at): Return the value as aff_tree.
32493 (may_eliminate_iv): Convert the bound from aff_tree to tree.
32494 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
32495 aff_combination_mult): New functions.
32496 (aff_combination_add): Use aff_combination_add_cst.
32497 (aff_combination_convert): Allow conversions to a wider type.
32498 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
32499 * tree-affine.h (aff_combination_mult): Declare.
32501 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
32503 * doc/tm.texi: Update documentation to reflect reality of exec
32504 and start file search behaviours. Update copyright year.
32505 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
32506 header file directories.
32508 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
32510 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
32511 (*cosxf2): Rename to cosxf2_i387.
32512 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
32513 using X87MODEF12 mode macro. Rename patterns to
32514 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
32516 (*cosdf2, *cossf2): Ditto.
32517 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
32518 to match extended input operands.
32519 (sincos<mode>3): New expander.
32520 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
32521 insn patterns and corresponding splitters.
32523 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
32525 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
32526 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
32528 2007-01-09 Nicolas Pitre <nico@cam.org>
32531 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
32533 2007-01-08 Geoffrey Keating <geoffk@apple.com>
32535 * target.h (struct gcc_target): New field library_rtti_comdat.
32536 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
32537 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
32538 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
32539 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
32541 2007-01-08 Geoffrey Keating <geoffk@apple.com>
32543 * doc/invoke.texi (Optimize Options): Correct description of -O0.
32545 2007-01-08 Richard Guenther <rguenther@suse.de>
32547 * tree.h (force_fit_type_double): Export.
32548 (force_fit_type): Remove.
32549 * fold-const.c (force_fit_type_double): New function.
32550 (force_fit_type): Remove.
32551 (int_const_binop): Use it.
32552 (fold_convert_const_int_from_int): Likewise.
32553 (fold_convert_const_int_from_real): Likewise.
32554 (fold_div_compare): Likewise.
32555 (fold_sign_changed_comparison): Likewise.
32556 (fold_unary): Likewise.
32557 (fold_negate_const): Likewise.
32558 (fold_abs_const): Likewise.
32559 (fold_not_const): Likewise.
32560 * c-common.c (shorten_compare): Use force_fit_type_double.
32561 * convert.c (convert_to_pointer): Likewise.
32563 2007-01-08 Richard Guenther <rguenther@suse.de>
32565 * tree.h (build_int_cst_wide_type): Export.
32566 * tree.c (build_int_cst_wide_type): New function.
32567 (build_int_cst_wide): Fix comment.
32568 * builtins.c (fold_builtin_object_size): Use build_int_cst
32569 to build -1 or 0 of the correct type. Use fit_double_type
32570 to check for overflow.
32571 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
32573 (decode_field_reference): Likewise.
32574 (all_ones_mask_p): Likewise.
32575 (native_interpret_int): Use build_int_cst_wide_type.
32576 (fold_binary): Use build_int_cst_type to build an all-ones
32578 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
32580 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
32582 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
32584 2007-01-09 Ben Elliston <bje@au.ibm.com>
32586 * genautomata.c (STATS_OPTION): New option.
32587 (stats_flag): New flag.
32588 (gen_automata_option): Handle it.
32589 (initiate_automaton_gen): Ditto.
32590 (write_automata): Output statistics only if stats_flag is
32591 set. Likewise, output time statistics only if time_flag is set.
32592 * doc/md.texi (Processor pipeline description): Document new flag.
32594 2007-01-08 Richard Guenther <rguenther@suse.de>
32596 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
32597 * tree.c (build_int_cst_type): Likewise.
32598 (size_in_bytes): Don't call force_fit_type on the result.
32599 (int_fits_type_p): Use fit_double_type.
32600 * fold-const.c (fit_double_type): New function.
32601 (force_fit_type): Use it.
32602 * tree.h (fit_double_type): Export.
32604 2007-01-08 Jan Hubicka <jh@suse.cz>
32606 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
32607 * ipa.c (function_and_variable_visibility): Fix return type.
32609 2007-01-08 Richard Guenther <rguenther@suse.de>
32611 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
32612 of offset to build the index.
32613 * tree-pretty-print.c (dump_generic_node): Don't build negated
32614 const just for printing.
32615 * c-pretty-print.c (pp_c_integer_constant): Likewise.
32616 * builtins.c (fold_builtin_int_roundingfn): Check if result
32617 fits the type by using force_fit_type and comparing the result.
32618 * predict.c (predict_loops): Use compare_tree_int for comparison.
32619 * tree.c (build_int_cst): Fall back to integer_type_node for
32621 (build_int_cst_wide): Assert type is non-null.
32623 2007-01-08 Roberto Costa <roberto.costa@st.com>
32625 * tree-vrp.c (extract_range_from_cond_expr): New.
32626 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
32627 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
32629 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
32630 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
32631 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
32632 used as expressions.
32633 * tree-object-size.c (cond_expr_object_size): New.
32634 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
32636 2007-01-08 Jan Hubicka <jh@suse.cz>
32638 * tree-ssa-forwprop.c (forward_propagate_into_cond,
32639 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
32642 2007-01-08 Richard Guenther <rguenther@suse.de>
32644 PR tree-optimization/23603
32645 * tree-vrp.c (set_value_range_to_truthvalue): New function.
32646 (extract_range_from_binary): Fall back to truthvalue instead of
32647 varying for TRUTH_*_EXPR.
32648 (extract_range_from_comparison): Fall back to truthvalue instead of
32650 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
32651 if all visited PHI values were constant.
32653 2007-01-08 Jan Hubicka <jh@suse.cz>
32655 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
32656 (cgraph_analyze_function): break out from ...
32657 (cgraph_finalize_compilation_unit): ... here.
32658 (cgraph_expand_function): Remove forgoten commented out line.
32659 (cgraph_optimize): Analyze functions.
32661 2007-01-08 Jan Hubicka <jh@suse.cz>
32663 * tree-pas.h (TODO_remove_function): New flag.
32664 (TODO_update*): Renumber.
32665 (pass_ipa_increase_alignment,
32666 pass_ipa_function_and_variable_visibility): New passes.
32667 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
32668 (cgraph_function_and_variable_visibility): Move to ipa.c
32669 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
32670 cgraph_increase_alignment.
32671 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
32672 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
32673 calling tree-inline.
32674 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
32675 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
32676 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
32677 (gate_increase_alignment): New function.
32678 (pass_ipa_increase_alignment): New pass.
32679 * ipa.c: Inline tree-pass.h and timevar.h
32680 (function_and_variable_visibility): Move here from cgraphunit.c
32681 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
32682 * passes.c (init_optimization_passes): Add the two new passes.
32683 (execute_todo): Handle cgraph_remove_functions.
32685 2007-01-08 Nick Clifton <nickc@redhat.com>
32687 * config/frv/predicates.md (reg_or_0_operand): Accept
32690 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
32692 * config/bfin/rtems.h, config/bfin/t-rtems: New.
32693 * config.gcc: Add bfin*-rtems*.
32695 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
32697 * c.opt: Add -flax-vector-conversions.
32698 * c-typeck.c (convert_for_assignment): Pass flag to
32699 vector_types_convertible_p to allow emission of note.
32700 (digest_init): Likewise.
32701 * c-opts.c: Handle -flax-vector-conversions.
32702 * c-common.c (flag_lax_vector_conversions): New.
32703 (vector_types_convertible_p): Unless -flax-vector conversions
32704 has been passed, disallow conversions between vectors with
32705 differing numbers of subparts and/or element types. If such
32706 a conversion is disallowed, possibly emit a note on the first
32707 occasion only to inform the user of -flax-vector-conversions.
32708 The new last argument specifies this.
32709 * c-common.h (flag_lax_vector_conversions): New.
32710 (vector_types_convertible_p): Add extra argument.
32711 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
32712 char_type_node for V*QI type vectors.
32713 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
32714 Update to satisfy new typechecking rules.
32715 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
32716 C and C++ variants.
32717 * doc/invoke.texi (C Dialect Options): Document
32718 -flax-vector-conversions.
32720 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
32722 PR tree-optimization/29877
32723 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
32724 a register variable on the RHS to not be replaceable.
32726 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
32727 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
32728 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
32729 const_simm15, const_pow2, const_npow2): Added.
32730 * config/score/misc.md (insv, extv, extzv, movmemsi,
32731 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
32732 * config/score/score.c (score_address_cost, score_select_cc_mode):
32734 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
32735 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
32736 Update score_print_operand.
32737 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
32738 Adjust register allocate order and update some macro define.
32739 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
32740 mdx_block_move_straight, mdx_block_move_loop_head,
32741 mdx_block_move_loop_body, mdx_block_move_loop_foot,
32742 mdx_block_move_loop, mdx_block_move): Added.
32743 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
32744 mdp_limm): Updated and fix some bug and typo.
32745 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
32746 (movsf, movdf, doloop_end): Added.
32748 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
32750 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
32751 config/arm/thumb2.md: Fix comment typos.
32752 * doc/extend.texi: Fix a typo.
32754 2007-01-07 Eric Christopher <echristo@apple.com>
32756 * configure.ac: Check for __stack_chk_fail for darwin.
32757 * configure: Regenerate.
32759 2007-01-07 Richard Guenther <rguenther@suse.de>
32761 * tree-vrp.c (extract_range_from_assert): CSE calls to
32762 compare_values where possible.
32763 (extract_range_from_unary_expr): Likewise.
32765 2007-01-07 Anatoly Sokolov <aesok@post.ru>
32767 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
32768 * config/avr/avr.c (call_insn_operand): Delete function.
32769 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
32770 instead of register number. Use predicates.
32771 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
32772 call_insn_operand): Add.
32774 2007-01-06 Jan Hubicka <jh@suse.cz>
32776 * tree-pass.h (pass_build_cgraph_edges): Declare.
32777 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
32778 (visited_nodes): Remove.
32779 (cgraph_create_edges): Move to cgraphbuild.c; rename to
32780 build_cgrpah_edges; make visited_nodes local.
32781 (cgraph_process_new_functions): DO not call initialize_inline_failed.
32782 (record_references_in_initializer): Move to cgraphbuild.c
32783 (initialize_inline_failed, rebuild_cgraph_edges,
32784 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
32785 (verify_cgraph_node): Make visited_nodes local.
32786 (cgraph_analyze_function): Do not call cgraph_create_edges and
32787 initialize_inline_failed.
32788 (cgraph_expand_function): Do not call cgraph_lower_function;
32789 assert that function is already lowered.
32790 * Makefile.in (cgraphbuild.o): New.
32791 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
32792 at the end of lowering passes.
32794 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
32796 * ifcvt.c (cond_move_convert_if_block): New function, code
32797 factored out from...
32798 (cond_move_process_if_block): ...here. Call the new function
32799 on the THEN and ELSE blocks.
32800 (merge_if_block): Do not copy global_live_at_end, merge_blocks
32801 already takes care of this.
32803 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32806 * tree.h (TREE_OVERFLOW_P): New.
32807 * c-typeck.c (parser_build_unary_op): Warn only if result
32808 overflowed and operands did not.
32809 (parser_build_binary_op): Likewise.
32810 (convert_for_assignment): Remove redundant overflow_warning.
32811 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
32813 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32815 * c-typeck.c (store_init_value): Split over two lines to follow
32816 the GNU coding style.
32818 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
32820 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
32821 __GXX_EXPERIMENTAL_CXX0X__.
32822 * doc/cpp.texi: Same.
32824 2007-01-05 Richard Guenther <rguenther@suse.de>
32826 PR middle-end/27826
32827 * tree.c (get_narrower): Do not construct COMPONENT_REFs
32828 with mismatched types. Instead explicitly build a
32829 conversion NOP_EXPR.
32831 2007-01-05 Ian Lance Taylor <iant@google.com>
32833 * c-common.c (decl_with_nonnull_addr_p): New function.
32834 (c_common_truthvalue_conversion): Call it.
32835 * c-typeck.c (build_binary_op): Likewise.
32836 * c-common.h (decl_with_nonnull_addr_p): Declare.
32838 2007-01-05 Jakub Jelinek <jakub@redhat.com>
32841 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
32844 2007-01-05 Joel Brobecker <brobecker@adacore.com>
32846 * doc/install.texi (Final install): Document the fact that
32847 the GNAT runtime should not be stripped.
32849 2007-01-04 Jan Hubicka <jh@suse.cz>
32851 * tree-inline.c (fold_marked_statements): Update operand caches
32852 and EH after folding
32854 2007-01-04 Ian Lance Taylor <iant@google.com>
32856 * c-common.c (check_function_nonnull): Whitespace fix.
32858 2007-01-04 Jan Hubicka <jh@suse.cz>
32860 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
32861 comitted older version of patch.
32862 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
32863 function, celanup cfg and collect garbage.
32865 2007-01-04 Mike Stump <mrs@apple.com>
32867 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
32870 2007-01-04 Eric Christopher <echristo@apple.com>
32872 * libgcc2.c (__bswapsi2): Use SItype.
32873 (__bswapdi2): Use DItype.
32874 * libgcc2.h: Update for above.
32876 2007-01-04 Paul Brook <paul@codesourcery.com>
32878 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
32879 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
32880 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
32881 umulsidi3, umulsidi3adddi, smulsi3_highpart,
32882 umulsi3_highpart): Make conditional on !arm_arch6.
32883 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
32884 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
32885 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
32886 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
32887 umulsi3_highpart_v6): New insns.
32889 2007-01-04 Roger Sayle <roger@eyesopen.com>
32891 * fold-const.c (fold_convert): When casting an expression to void,
32892 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
32893 have a type. Instead of attempting to build a NOP_EXPR, return
32894 these "special" trees directly.
32896 2007-01-04 Joseph Myers <joseph@codesourcery.com>
32898 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
32899 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
32900 rs6000_cost->fp not 0 as adjustment for outer NEG.
32902 2007-01-04 Jan Hubicka <jh@suse.cz>
32904 * cgraph.c (cgraph_release_function_body): New function.
32905 (cgraph_remove_node): Use it.
32906 * cgraph.h (cgraph_release_function_body): Declare.
32907 * cgraphunit.c (cgraph_expand_function): Use it.
32908 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
32909 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
32910 is initialized and while compilation of other function is running.
32911 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
32912 statement CFG annotations from here to ...
32913 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
32915 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
32917 * cfgloop.h (enum li_flags): Make the constants powers of two.
32919 2007-01-04 Jan Hubicka <jh@suse.cz>
32921 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
32923 (fold_marked_statements): New function.
32924 (optimize_inline_calls, tree_function_versioning): Fold new statements.
32925 * tree-inline.h (copy_body_data): Add statements_to_fold.
32927 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
32929 * config.gcc: Mention libgcc/config.host.
32930 * Makefile.in: Update comments mentioning libgcc.
32931 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
32932 (all.cross, start.encap, rest.encap, rest.cross): Update
32933 dependencies for libgcc move.
32934 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
32935 (clean-target, clean-target-libgcc): Delete.
32936 (srcdirify, GCC_EXTRA_PARTS): New macros.
32937 (libgcc-support, libgcc.mvars): New rules.
32938 (distclean): Remove mention of mklibgcc.
32939 (install): Don't reference INSTALL_LIBGCC.
32940 (install-common): Don't reference EXTRA_PARTS.
32941 (install-libgcc, install-multilib): Delete rules.
32942 * mklibgcc.in: Delete file.
32943 * doc/configfiles.texi: Don't mention mklibgcc.
32945 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
32946 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
32947 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
32948 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
32949 (mklibgcc, ldblspecs): Likewise.
32951 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
32952 (posixpre.def): Use $(T).
32953 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
32954 (SHLIB_SRC, SHLIB_INSTALL): Delete.
32955 (SHLIB_LINK): Make dummy.
32956 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
32958 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
32960 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
32961 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
32962 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
32963 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
32965 * configure.ac (all_outputs): Remove mklibgcc.
32966 * configure: Regenerated.
32968 2007-01-03 Josh Conner <jconner@apple.com>
32970 PR middle-end/29683
32971 * calls.c (compute_argument_addresses): Set stack and stack_slot
32972 for partial args, too.
32973 (store_one_arg): Use locate.size.constant for the size when
32974 generating a save_area.
32976 2007-01-03 Robert Kennedy <jimbob@google.com>
32978 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
32979 whose definitions are deleted due to basic block merging.
32981 2007-01-03 Paul Brook <paul@codesourcery.com>
32984 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
32986 (use_return_insn): Return 0 for Thumb interrupt functions.
32987 (print_multi_reg): Add rfe argument for IRQ returns.
32988 (arm_output_epilogue): Pop interrupt return address directly into PC.
32989 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
32991 2007-01-03 Paul Brook <paul@codesourcery.com>
32993 Merge from sourcerygxx-4_1.
32994 * config/arm/thumb2.md: New file.
32995 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
32997 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
32998 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
32999 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
33000 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
33002 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
33003 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
33005 * config/arm/ieee754-sf.S: Ditto.
33006 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
33007 (thumb1_base_register_rtx_p): ... to this.
33008 (thumb_index_register_rtx_p): Rename...
33009 (thumb1_index_register_rtx_p): ... to this.
33010 (thumb_output_function_prologue): Rename...
33011 (thumb1_output_function_prologue): ... to this.
33012 (thumb_legitimate_address_p): Rename...
33013 (thumb1_legitimate_address_p): ... to this.
33014 (thumb_rtx_costs): Rename...
33015 (thumb1_rtx_costs): ... to this.
33016 (thumb_compute_save_reg_mask): Rename...
33017 (thumb1_compute_save_reg_mask): ... to this.
33018 (thumb_final_prescan_insn): Rename...
33019 (thumb1_final_prescan_insn): ... to this.
33020 (thumb_expand_epilogue): Rename...
33021 (thumb1_expand_epilogue): ... to this.
33022 (arm_unwind_emit_stm): Rename...
33023 (arm_unwind_emit_sequence): ... to this.
33024 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
33025 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
33026 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
33027 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
33028 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
33029 thumb2_output_casesi): New functions.
33030 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
33031 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
33032 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
33033 THUMB2_WORK_REGS): Define.
33034 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
33035 arm_condexec_mask, arm_condexec_masklen)): New variables.
33036 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
33037 (arm_override_options): Check new CPU capabilities.
33038 Set new architecture flag variables.
33039 (arm_isr_value): Handle v7m interrupt functions.
33040 (user_return_insn): Return 0 for v7m interrupt functions. Handle
33042 (const_ok_for_arm): Handle Thumb-2 constants.
33043 (arm_gen_constant): Ditto. Use movw when available.
33044 (arm_function_ok_for_sibcall): Return false for v7m interrupt
33046 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
33047 (thumb_find_work_register, arm_load_pic_register,
33048 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
33049 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
33050 print_multi_reg, output_mov_long_double_fpa_from_arm,
33051 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
33052 output_mov_double_fpa_from_arm, output_move_double,
33053 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
33054 output_return_instruction, arm_output_function_prologue,
33055 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
33056 arm_output_mi_thunk, thumb_set_return_address): Ditto.
33057 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
33058 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
33059 (arithmetic_instr, shift_op): Use arm_shift_nmem.
33060 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
33062 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
33063 (thumb_expand_prologue): Use thumb_set_frame_pointer.
33064 (arm_file_start): Output directive for unified syntax.
33065 (arm_unwind_emit_set): Handle stack alignment instruction.
33066 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
33067 Add v6t2, v7, v7a, v7r and v7m.
33068 (RETLDM): Add Thumb-2 code.
33069 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
33070 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
33071 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
33072 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
33073 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
33074 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
33075 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
33076 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
33077 ADJUST_INSN_LENGTH): Define.
33078 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
33079 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
33080 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
33081 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
33082 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
33083 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
33084 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
33085 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
33086 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
33087 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
33088 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
33089 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
33090 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
33091 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
33092 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
33093 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
33094 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
33096 * config/arm/arm-tune.md: Regenerate.
33097 * config/arm/arm-protos.h: Update prototypes.
33098 * config/arm/vfp.md: Enable patterns for Thumb-2.
33099 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
33100 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
33101 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
33102 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
33103 * config/arm/libunwind.S: Add Thumb-2 code.
33104 * config/arm/constraints.md: Update include Thumb-2.
33105 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
33106 * config/arm/ieee754-df.S: Ditto.
33107 * config/arm/bpabi.S: Ditto.
33108 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
33109 * config/arm/predicates.md (low_register_operand,
33110 low_reg_or_int_operand, thumb_16bit_operator): New.
33111 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
33112 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
33113 * config/arm/t-arm-elf: Add armv7 multilib.
33114 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
33116 (UNSPEC_STACK_ALIGN, ce_count): New.
33117 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
33118 arm_zero_extendsidi2, arm_zero_extendqidi2): New
33120 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
33121 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
33122 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
33123 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
33124 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
33125 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
33127 * doc/extend.texi: Document ARMv7-M interrupt functions.
33128 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
33130 2007-01-03 Jakub Jelinek <jakub@redhat.com>
33132 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
33133 (struct _Unwind_Context): Rename args_size to flags, remove
33134 signal_frame field, add a new args_size field and version field.
33135 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
33136 _Unwind_IsExtendedContext): New inline functions.
33137 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
33138 Assume by_value array is only present if _Unwind_IsExtendedContext.
33139 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
33140 _Unwind_IsSignalFrame.
33141 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
33142 (uw_update_context_1): Use _Unwind_SetSignalFrame.
33143 (uw_init_context_1): Initialize context->flags to
33144 EXTENDED_CONTEXT_BIT.
33145 * config/rs6000/linux-unwind.h (frob_update_context): Use
33146 _Unwind_SetSignalFrame.
33148 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
33150 PR middle-end/30353
33151 * gimplify.c (gimplify_modify_expr_complex_part): Move below
33152 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
33155 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
33157 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
33158 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
33159 RET, AT_SP): Remove.
33160 * config/i386/i386.md (*sse_prologue_save_insn): Use return
33163 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33164 * cfgbuild.c (find_basic_blocks): Likewise.
33165 * cfgrtl.c (rtl_create_basic_block): Likewise.
33166 * function.c (temp_slots_at_level): Likewise.
33167 * reg-stack.c (stack_regs_mentioned): Likewise.
33168 * regclass.c (allocate_reg_info): Likewise.
33169 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33170 set_bb_for_stmt, move_block_to_fn): Likewise.
33171 * tree-complex.c (tree_lower_complex): Likewise.
33172 * vec.h (VEC_safe_grow_cleared): New.
33174 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
33176 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
33178 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
33179 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
33181 * cfgloopmanip.c (scale_loop_frequencies): Export.
33182 (loopify): Scale the frequencies by prescribed coefficients.
33183 (set_zero_probability): New function.
33184 (duplicate_loop_to_header_edge): Improve updating of frequencies.
33185 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
33186 and frequencies according to arguments.
33187 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
33189 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
33190 * modulo-sched.c (sms_schedule): Set probabilities for entering
33191 versioned loop correctly.
33192 * tree-vect-transform.c (vect_transform_loop): Ditto.
33193 * cfgloop.h (loopify, loop_version): Declaration changed.
33194 (scale_loop_frequencies): Declared.
33196 2007-01-02 Jan Hubicka <jh@suse.cz>
33198 * cgraph.c: Include tree-flow.h
33199 (cgraph_add_new-function): Handle IPA_SSA mode; execute
33200 early_local_passes.
33201 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
33202 * tree-pass.h (pass_all_early_optimizations): Declare.
33203 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
33204 early_local_passes.
33205 (cgraph_analyze_function): Do early_local_passes.
33206 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
33207 Do not add referenced vars.
33208 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
33210 (gate_all_early_local_passes): New gate.
33211 (pass_early_local_passes): Use new gate.
33212 (execute_early_local_optimizations): New functions.
33213 (gate_all_early_optimizations): New gate.
33214 (pass_all_early_optimizations): New pass.
33215 (execute_free_datastructures): Free SSA only when initialized.
33216 (gate_init_datastructures): Init only when optimizing.
33217 (tree_lowering_passes): Do early local passes when called late.
33218 * tree-profile.c (do_tree_profiling): Don't profile functions added
33220 (do_early_tree_profiling, pass_early_tree_profile): Kill.
33221 * tree-cfg.c (update_modified_stmts): Do not update when operands are
33223 * passes.c (init_optimizations_passes): Reorder so we go into SSA
33224 during early_local_passes.
33225 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
33228 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
33230 * Makefile.in: Update copyright year.
33232 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
33234 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
33235 in $(lang_checks) and check-consistency targets.
33237 2007-01-02 Jan Hubicka <jh@suse.cz>
33239 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
33240 Do not add referenced vars.
33241 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
33243 * passes.c (init_optimization_passes): Put mudflap_2 after
33244 free_datastructures.
33246 2007-01-02 Jan Hubicka <jh@suse.cz>
33248 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
33249 Set NOTHROW flag on call statements proved to be nothrow.
33250 Update statement of local calls so new pure/const functions are
33251 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
33253 (tree_rest_of_compilation): Register hooks and initialize bitmap
33254 early. Do not set after_inlining flag.
33256 2007-01-02 Steve Ellcey <sje@cup.hp.com>
33258 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
33259 HOST_BITS_PER_LONGLONG
33261 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33264 * c-typeck.c (store_init_value): Don't emit pedantic overflow
33265 warning for non-static initializers.
33267 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
33269 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
33270 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
33271 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
33272 Always use set_unique_reg_note to add REG_EQUAL notes.
33274 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33277 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33279 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33280 * cfgbuild.c (find_basic_blocks): Likewise.
33281 * cfgrtl.c (rtl_create_basic_block): Likewise.
33282 * function.c (temp_slots_at_level): Likewise.
33283 * reg-stack.c (stack_regs_mentioned): Likewise.
33284 * regclass.c (allocate_reg_info): Likewise.
33285 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33286 set_bb_for_stmt, move_block_to_fn): Likewise.
33287 * tree-complex.c (tree_lower_complex): Likewise.
33288 * vec.h (VEC_safe_grow_cleared): New.
33290 2007-01-02 Ian Lance Taylor <iant@google.com>
33292 * c-common.c (c_common_truthvalue_conversion): When warning about
33293 using an assignment as a truth value, set TREE_NO_WARNING.
33295 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33298 * c.opt (Wold-style-declaration): New.
33299 * doc/invoke.texi (C-only Warning Options): New.
33300 (Wold-style-declaration): Document it.
33301 (Wextra): Enabled by -Wextra.
33302 * c-opts.c (c_common_post_options): Enabled by -Wextra.
33303 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
33304 -Wold-style-declaration.
33306 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33308 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33309 * cfgbuild.c (find_basic_blocks): Likewise.
33310 * cfgrtl.c (rtl_create_basic_block): Likewise.
33311 * function.c (temp_slots_at_level): Likewise.
33312 * reg-stack.c (stack_regs_mentioned): Likewise.
33313 * regclass.c (allocate_reg_info): Likewise.
33314 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33315 set_bb_for_stmt, move_block_to_fn): Likewise.
33316 * tree-complex.c (tree_lower_complex): Likewise.
33317 * vec.h (VEC_safe_grow_cleared): New.
33319 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
33321 * c-common.c (c_common_nodes_and_builtins): Since variants of
33322 void_type_node get built before it is given a name, we need to
33323 give those variants the name, too.
33324 (complete_array_type): We need to work with the canonical main
33325 type of the array, from which we will build the qualified version.
33326 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
33327 * print-tree.c (print_node): Display canonical type information
33329 * stor-layout.c (layout_type): When we don't know the
33330 alignment of a type for which we're building an array, we end up
33331 guessing wrong, so make the type require structural equality.
33332 * tree.c (make_node_stat): When we build a new type, it is its
33333 own canonical type.
33334 (build_type_attribute_qual_variant): When building an attribute
33335 variant, its canonical type is the non-attribute variant. However,
33336 if the attributes are target-dependent and they differ, we need to
33337 use structural equality checks for this type.
33338 (build_qualified_type): A qualified type is not equivalent to its
33339 unqualified variant; set the canonical type appropriately.
33340 (build_distinct_type_copy): When building a distinct type from
33341 another type, the new type is its own canonical type.
33342 (build_variant_type_copy): When building a new type variant, we
33343 assume that it is equivalent to the original type.
33344 (build_pointer_type_for_mode): When building a pointer type, also
33345 build a canonical type pointer.
33346 (build_reference_type_for_mode): When building a reference type,
33347 also build a canonical type reference.
33348 (build_index_type): When we can't hash an index type (e.g.,
33349 because its maximum value is negative), the index type requires
33350 structural equality tests.
33351 (build_array_type): Build the canonical form of an array type.
33352 (build_function_type): Function types require structural equality,
33353 because they contain default arguments, attributes, etc.
33354 (build_method_type_directly): Ditto for method types.
33355 (build_offset_type): Build the canonical offset type.
33356 (build_complex_type): Build the canonical vector type.
33357 (make_vector_type): Build the canonical vector type.
33358 * tree.h (TYPE_CANONICAL): New.
33359 (TYPE_STRUCTURAL_EQUALITY_P): New.
33360 (SET_TYPE_STRUCTURAL_EQUALITY): New.
33361 (struct tree_type): Added "canonical" field.
33362 * params.h (VERIFY_CANONICAL_TYPES): New.
33363 * doc/c-tree.texi (TYPE_CANONICAL): Document.
33364 (TYPE_STRUCTURAL_EQUALITY_P): Document.
33365 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
33366 * doc/invoke.texi (verify-canonical-types): Document --param
33367 parameter for verifying canonical types.
33369 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33371 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
33372 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
33373 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
33374 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
33376 * config/rs6000/e500.h: New.
33377 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
33378 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
33380 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
33381 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
33382 TARGET_E500_DOUBLE): Remove.
33383 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
33384 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
33385 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
33386 * config/rs6000/rs6000.c (rs6000_override_options): Use
33387 CHECK_E500_OPTIONS.
33389 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33391 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
33392 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
33393 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
33394 rs6000_emit_cmove): Don't check TARGET_E500.
33395 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
33396 sordered): Don't check TARGET_E500.
33398 2007-01-01 Eric Christopher <echristo@apple.com>
33400 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
33401 HARD_REGISTER_NUM_P.
33403 2007-01-01 Roger Sayle <roger@eyesopen.com>
33405 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
33406 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
33407 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
33410 2007-01-01 Mike Stump <mrs@apple.com>
33412 * configure.ac: Remove support for building with Apple's gcc-3.1.
33414 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33416 PR middle-end/30311
33417 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
33418 REG is a hard register. Do not modify REG before calling
33420 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
33421 multiple of the size of YMODE for certain lowpart cases.
33423 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33425 PR middle-end/30253
33426 * gimplify (voidify_wrapper_expr): Update for
33427 GIMPLE_MODIFY_STMT.
33429 2007-01-01 Andreas Schwab <schwab@suse.de>
33432 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
33433 save of BR0 in extra_spill_size instead of spill_size.
33434 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
33436 (ia64_expand_epilogue): Restore BR0 from its new location.
33438 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33440 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
33441 Use a temporary variable if the left hand side is not a gimple
33444 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33446 * gimplify.c (gimplify_return_expr): Make the temporary variable
33447 for the return expression, a gimple register variable.
33449 2007-01-01 Jan Hubicka <jh@suse.cz>
33451 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
33454 2007-01-01 Mike Stump <mrs@apple.com>
33456 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
33458 * config/darwin.c (machopic_select_rtx_section): Use
33459 HAVE_GAS_LITERAL16.
33460 (darwin_mergeable_constant_section): Likewise.
33461 * configure: Regenerate.
33462 * config.in: Regenerate.
33464 2007-01-01 Jan Hubicka <jh@suse.cz>
33465 Andrew Pinski <pinskia@gmail.com>
33467 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
33468 before starting IPA passes.