1 2007-12-11 Nathan Sidwell <nathan@codesourcery.com>
3 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use frame_reg_rtx
6 2007-12-11 Kai Tietz <kai.tietz@onevision.com>
8 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Handle 64-bit
11 2007-12-10 Jakub Jelinek <jakub@redhat.com>
13 PR tree-optimization/34371
14 * tree-vectorizer.h (struct _loop_vec_info): Add num_iters_unchanged
16 (LOOP_VINFO_NITERS_UNCHANGED): Define to num_iters_unchanged field.
17 * tree-vectorizer.c (set_prologue_iterations,
18 slpeel_tree_peel_loop_to_edge): Call unshare_expr on
19 LOOP_VINFO_NITERS_UNCHANGED before using it.
21 2007-12-10 Eric Botcazou <ebotcazou@libertysurf.fr>
24 * config/i386/i386.c (ix86_expand_movmem): Punt if the count is large.
25 (ix86_expand_setmem): Likewise.
27 2007-12-10 Kenneth Zadeck <zadeck@naturalbridge.com>
29 PR rtl-optimization/34302
30 * auto-inc-dec.c (attempt_change): Change place where move is
33 2007-12-10 Jakub Jelinek <jakub@redhat.com>
35 * dwarf2out.c (gen_array_type_die, gen_descr_array_type_die): For
36 Fortran multi-dimensional arrays use DW_AT_ordering
39 2007-12-10 Paolo Bonzini <bonzini@gnu.org>
42 * config/i386/i386.c (override_options): Enable -fvect-cost-model.
44 2007-12-10 Uros Bizjak <ubizjak@gmail.com>
46 * config/i386/i386.c (ix86_function_regparm): Do not check global_regs
47 array, registers that are members of global_regs are also members of
48 fixed_regs array. Use REGPARM_MAX to check that no regparm hard
49 register is taken by a fixed register variable. Check up to and
50 including DI_REG when adjusting regparm value due to fixed regs usage.
51 (rep_prefix_usable): Check fixed_regs array, not global_regs array for
52 available hard registers.
53 (ix86_expand_strlen): Ditto.
54 * config/i386/i386.md (strmov): Ditto.
57 2007-12-10 Kaz Kojima <kkojima@gcc.gnu.org>
59 * genopinit.c: Include tm_p.h in generated file.
61 * config/arm/neon.md (vec_set<mode>_internal): Use INTVAL
62 to extract the integer from operands[2].
63 (vec_setv2di_internal): Likewise.
65 * config/arm/arm.c (arm_size_return_regs): Make return type
67 (arm_init_neon_builtins): Move code after declarations.
69 2007-12-10 Hans-Peter Nilsson <hp@axis.com>
71 * reload.c (find_reloads_address_1): To properly mark as an
72 autoincdec, pass X for non-NULL OUT in call to push_reload for
73 autoincdec which can't be trivially used as an address.
75 2007-12-10 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
76 Hans-Peter Nilsson <hp@axis.com>
78 * caller-save.c (insert_one_insn): If inserting before a call_insn
79 then the registers containing the arguments of the call are
80 live_throughout in the new insn.
82 2007-12-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
86 * pa.md: Consolidate HImode and QImode move patterns into one pattern
87 each, eliminating floating-point alternatives.
88 * pa-protos.h (pa_cannot_change_mode_class, pa_modes_tieable_p):
90 * pa-64.h (SECONDARY_MEMORY_NEEDED): Define here.
91 * pa.c (pa_secondary_reload): Use an intermediate general register
92 for copies to/from floating-point register classes. Simplify code
93 SHIFT_REGS class. Provide additional comments.
94 (pa_cannot_change_mode_class, pa_modes_tieable_p): New functions.
95 * pa.h (MODES_TIEABLE_P): Use pa_modes_tieable_p.
96 (SECONDARY_MEMORY_NEEDED): Delete define.
97 (INT14_OK_STRICT): Define.
98 (MODE_OK_FOR_SCALED_INDEXING_P): Allow SFmode and DFmode when using
100 (MODE_OK_FOR_UNSCALED_INDEXING_P): Likewise.
101 (GO_IF_LEGITIMATE_ADDRESS): Use INT14_OK_STRICT in REG+D case for
103 (LEGITIMIZE_RELOAD_ADDRESS): Use INT14_OK_STRICT in mask selection.
104 Align DImode offsets when generating 64-bit code.
105 * pa32-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
106 (CANNOT_CHANGE_MODE_CLASS): Define.
107 * pa64-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
108 (CANNOT_CHANGE_MODE_CLASS): Define using pa_cannot_change_mode_class.
110 2007-12-09 Jakub Jelinek <jakub@redhat.com>
113 * langhooks-def.h (LANG_HOOKS_GET_ARRAY_DESCR_INFO): Define.
114 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
115 * langhooks.h (struct array_descr_info): Forward declaration.
116 (struct lang_hooks_for_types): Add get_array_descr_info field.
117 * dwarf2.h (DW_AT_bit_stride, DW_AT_byte_stride): New.
118 (DW_AT_stride_size, DW_AT_stride): Keep around for Dwarf2
120 * dwarf2out.h (struct array_descr_info): New type.
121 * dwarf2out.c (dwarf_attr_name): Rename DW_AT_stride to
122 DW_AT_byte_stride and DW_AT_stride_size to DW_AT_bit_size.
123 (descr_info_loc, add_descr_info_field, gen_descr_array_type_die):
125 (gen_type_die_with_usage): Call lang_hooks.types.get_array_descr_info
126 and gen_descr_array_type_die.
128 2007-12-08 Richard Guenther <rguenther@suse.de>
130 PR tree-optimization/34391
131 * tree-vect-transform.c (vect_setup_realignment): Mark new
132 symbols for renaming.
134 2007-12-07 Bob Wilson <bob.wilson@acm.org>
136 * config/xtensa/xtensa.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
137 (ASM_OUTPUT_DWARF_PCREL): Define.
139 2007-12-07 Richard Guenther <rguenther@suse.de>
142 * opts.c (common_handle_option): Handle OPT_fforce_addr.
144 2007-12-07 Aldy Hernandez <aldyh@redhat.com>
146 * m32c.h (LEGITIMIZE_ADDRESS): Use WIN instead of win.
147 (LEGITIMIZE_RELOAD_ADDRESS): Same.
149 2007-12-07 Samuel Tardieu <sam@rfc1149.net>
152 * doc/install.texi: Explain how to check for a clean environment when
155 2007-12-07 Richard Guenther <rguenther@suse.de>
157 * tree-profile.c (gcov_type_tmp_var): New global variable.
158 (tree_gen_edge_profiler): Use a single shared variable decl per
159 function for edge counter incrementing.
160 (tree_profiling): Re-set the shared variable.
162 2007-12-06 Bob Wilson <bob.wilson@acm.org>
164 * config/xtensa/xtensa.c (xtensa_va_start): Add prototype.
166 2007-12-06 Tom Tromey <tromey@redhat.com>
169 * c-opts.c (c_common_parse_file): Call cpp_clear_file_cache.
171 2007-12-06 Richard Sandiford <rsandifo@nildram.co.uk>
173 * config/mips/mips.c (mips_function_ok_for_sibcall): Check
174 targetm.binds_local_p as well as DECL_EXTERNAL.
176 2007-12-06 Harsha Jagasia <harsha.jagasia@amd.com>
178 * tree-vectorizer.c (slpeel_add_loop_guard): Gimplify the condition.
179 (set_prologue_iterations): New. Set the prologue iterations to total
180 number of scalar iterations if the cost model check indicates that
181 scalar code should be generated.
182 (slpeel_tree_peel_loop_to_edge): Add a new parameter and code for
183 generating the cost condition for epilog. Call
184 set_prologue_iterations to generate cost condition for prolog.
185 (new_loop_vec_info): Initialize LOOP_VINFO_NITERS_UNCHANGED.
186 * tree-vectorizer.h (LOOP_VINFO_NITERS_UNCHANGED): New.
187 (slpeel_tree_peel_loop_to_edge): Update declaration.
188 (set_prologue_iterations): New declaration.
189 * tree-vect-analyze.c (vect_analyze_loop_form): Update
190 LOOP_VINFO_NITERS_UNCHANGED.
191 * tree-vect-transform.c
192 (vect_estimate_min_profitable_iters): Add new parameter and
193 code to check if run time cost model test is needed.
194 Remove code that adds builtin vectorization cost to scalar
195 outside cost for the run time cost model test. If run time
196 cost model test is needed add the appropriate guard cost to
197 the scalar outside cost. The guard cost depends on whether
198 the guard is generated at versioning or at prolog generation
199 or at epilog generation. Change cost model equation to include
201 (conservative_cost_threshold): New. Return the less conservative
202 profitability threshold between the cost model threshold and the
203 user defined vectorization threshold.
204 (vect_do_peeling_for_loop_bound): Call conservative_cost_threshold.
205 (vect_do_peeling_for_alignment): Same.
206 (vect_loop_versioning): Same.
207 (vect_create_cond_for_align_checks): ANDs the cost model condition
208 with the alignment condition.
209 (vect_transform_loop): Call loop versioning only when there is a
210 misalignment or an aliasing problem.
212 2007-12-06 Jakub Jelinek <jakub@redhat.com>
215 * tree-ssa-ccp.c (optimize_stdarg_builtin): New function.
216 (execute_fold_all_builtins): Call it for BUILT_IN_VA_START,
217 BUILT_IN_VA_COPY and BUILT_IN_VA_END.
219 * target.h (struct ggc_target): Add expand_builtin_va_start hook.
220 * target-def.h (TARGET_EXPAND_BUILTIN_VA_START): Define.
221 (TARGET_INITIALIZER): Add it.
222 * builtins.c (expand_builtin_va_start): Use
223 targetm.expand_builtin_va_start hook instead of
224 EXPAND_BUILTIN_VA_START macro.
225 * alpha/alpha.c (alpha_va_start): Made static.
226 (override_options): Clear targetm.expand_builtin_va_start if
228 (TARGET_EXPAND_BUILTIN_VA_START): Define.
229 * alpha/unicosmk.h (EXPAND_BUILTIN_VA_START): Remove.
230 * alpha/alpha.h (EXPAND_BUILTIN_VA_START): Remove.
231 * alpha/alpha-protos.h (alpha_va_start): Remove prototype.
232 * xtensa/xtensa.h (EXPAND_BUILTIN_VA_START): Remove.
233 * xtensa/xtensa.c (TARGET_EXPAND_BUILTIN_VA_START): Define.
234 (xtensa_va_start): Made static.
235 * xtensa/xtensa-protos.h (xtensa_va_start): Remove prototype.
236 * pa/pa-protos.h (hppa_va_start): Remove prototype.
237 * pa/pa.h (EXPAND_BUILTIN_VA_START): Remove.
238 * pa/pa.c (hppa_va_start): Made static, add prototype.
239 (TARGET_EXPAND_BUILTIN_VA_START): Define.
240 * frv/frv.c (frv_expand_builtin_va_start): Made static, add prototype.
241 (TARGET_EXPAND_BUILTIN_VA_START): Define.
242 * frv/frv-protos.h (frv_expand_builtin_va_start): Remove prototype.
243 * frv/frv.h (EXPAND_BUILTIN_VA_START): Remove.
244 * i386/i386.c (override_options): Clear
245 targetm.expand_builtin_va_start if -m32 or 64-bit MS ABI.
246 (ix86_va_start): Made static.
247 (TARGET_EXPAND_BUILTIN_VA_START): Define.
248 * i386/i386.h (EXPAND_BUILTIN_VA_START): Remove.
249 * i386/i386-protos.h (ix86_va_start, ix86_va_arg): Remove prototypes.
250 * iq2000/iq2000-protos.h (iq2000_va_start): Remove prototype.
251 * iq2000/iq2000.h (EXPAND_BUILTIN_VA_START): Remove.
252 * iq2000/iq2000.c (iq2000_va_start): Made static, add prototype.
253 (TARGET_EXPAND_BUILTIN_VA_START): Define.
254 * rs6000/rs6000-protos.h (rs6000_va_start): Remove prototype.
255 * rs6000/rs6000.c (rs6000_va_start): Made static, add prototype.
256 (TARGET_EXPAND_BUILTIN_VA_START): Define.
257 (rs6000_override_options): Clear targetm.expand_builtin_va_start if
258 DEFAULT_ABI != ABI_V4.
259 * rs6000/rs6000.h (EXPAND_BUILTIN_VA_START): Remove.
260 * spu/spu.c (spu_va_start): Made static, add prototype.
261 (TARGET_EXPAND_BUILTIN_VA_START): Define.
262 * spu/spu.h (EXPAND_BUILTIN_VA_START): Remove.
263 * spu/spu-protos.h spu_va_start): Remove prototype.
264 * stormy16/stormy16.h (EXPAND_BUILTIN_VA_START): Remove.
265 * stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_start):
267 * stormy16/stormy16.c (xstormy16_expand_builtin_va_start): Made
269 (TARGET_EXPAND_BUILTIN_VA_START): Define.
270 * s390/s390-protos.h (s390_va_start): Remove prototype.
271 * s390/s390.c (s390_va_start): Made static.
272 (TARGET_EXPAND_BUILTIN_VA_START): Define.
273 * s390/s390.h (EXPAND_BUILTIN_VA_START): Remove.
274 * mn10300/mn10300.h (EXPAND_BUILTIN_VA_START): Remove.
275 * mn10300/mn10300-protos.h (mn10300_va_start): Remove prototype.
276 * mn10300/mn10300.c (mn10300_va_start): Made static, add prototype.
277 (TARGET_EXPAND_BUILTIN_VA_START): Define.
278 * arc/arc.c (arc_va_start): Made static, add prototype.
279 (TARGET_EXPAND_BUILTIN_VA_START): Define.
280 * arc/arc.h (EXPAND_BUILTIN_VA_START): Remove.
281 * arc/arc-protos.h (arc_va_start): Remove prototype.
282 * mt/mt-protos.h (mt_va_start): Remove prototype.
283 * sparc/sparc.c (sparc_va_start): Made static, add prototype.
284 (TARGET_EXPAND_BUILTIN_VA_START): Define.
285 * sparc/sparc-protos.h (sparc_va_start): Remove prototype.
286 * sparc/sparc.h (EXPAND_BUILTIN_VA_START): Remove.
287 * sh/sh.c (sh_va_start): Made static, add prototype.
288 (TARGET_EXPAND_BUILTIN_VA_START): Define.
289 * sh/sh-protos.h (sh_va_start): Remove prototype.
290 * sh/sh.h (EXPAND_BUILTIN_VA_START): Remove.
291 * mips/mips-protos.h (mips_va_start): Remove prototype.
292 * mips/mips.h (EXPAND_BUILTIN_VA_START): Remove.
293 * mips/mips.c (mips_va_start): Made static.
294 (TARGET_EXPAND_BUILTIN_VA_START): Define.
296 2007-12-06 Uros Bizjak <ubizjak@gmail.com>
298 * tree-ssa-loop.c (gate_tree_parallelize_loops): Return true when
299 "flag_tree_parallelize_loops > 1".
301 2007-12-06 Zdenek Dvorak <ook@ucw.cz>
302 Dorit Nuzman <dorit@il.ibm.com>
303 Jakub Jelinek <jakub@redhat.com>
305 PR tree-optimization/34005
306 * tree-gimple.c (is_gimple_formal_tmp_rhs): Add a case for COND_EXPR.
307 * gimplify.c (gimplify_ctx): Add a new member allow_rhs_cond_expr.
308 (gimplify_pure_cond_expr): New function.
309 (generic_expr_could_trap_p): New function.
310 (gimplify_cond_expr): Call gimplify_pure_cond_expr.
311 (force_gimple_operand): Initialize new field allow_rhs_cond_expr.
313 2007-12-06 Andreas Krebbel <krebbel1@de.ibm.com>
315 * config/s390/s390.c (s390_emit_stack_tie): New function.
316 (s390_emit_prologue): Emit a stack tie when writing to the
318 * config/s390/s390.md ("stack_tie"): New insn definition.
320 2007-12-06 Ben Elliston <bje@au.ibm.com>
323 * doc/sourcebuild.texi (Miscellaneous Docs): Remove SERVICE item.
325 2007-12-05 Jakub Jelinek <jakub@redhat.com>
328 * fold-const.c (fold_binary) <case BIT_IOR_EXPR>: Don't minimize
329 number of bits set in C1 if a mode mask for some mode can be used
332 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
334 * varasm.c (merge_weak, weak_finish, assemble_alias): Commentary typo
337 2007-12-05 Richard Guenther <rguenther@suse.de>
339 PR tree-optimization/34138
340 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
341 Do not forward propagate addresses if that changes volatileness of
344 2007-12-05 Uros Bizjak <ubizjak@gmail.com>
347 * config/i386/i386.c (ix86_function_regparm): Also check for fixed
348 registers when checking that regparm registers are available.
349 Lower regparm value due to fixed registers usage in addition to
352 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
354 * sparseset.c: Include config.h and system.h before sparseset.h.
355 * sparseset.h: Remove inclusion of system.h.
357 2007-12-05 Jakub Jelinek <jakub@redhat.com>
358 Richard Sandiford <rsandifo@nildram.co.uk>
360 * optabs.c (init_insn_codes): New function.
362 (init_optab, init_optabv): Don't call new_optab.
363 (init_convert_optab): Don't clear the insn codes.
364 (init_optabs): Call init_insn_codes.
366 2007-12-04 Jakub Jelinek <jakub@redhat.com>
368 * omp-low.c (optimize_omp_library_calls): New function.
369 (expand_omp_parallel): Call it if optimizing.
372 * stmt.c (expand_stack_restore): Call expand_normal on var to get
373 rtx for it instead of assuming it will be a VAR_DECL.
375 2007-12-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
377 * c-parser (c_parser_statement_after_labels): Move error from here...
378 (c_parser_label): ... to here. Check that the declaration is not
379 actually just another label.
381 2007-12-04 Richard Guenther <rguenther@suse.de>
385 * tree-ssa-operands.c (get_addr_dereference_operands): If we
386 fall back to using the SMTs aliases, make sure to add virtual
387 operands for the SMT itself.
388 (create_ssa_artificial_load_stmt): Fix typo. Make sure to also
389 clear the loaded and stored symbols bitmaps.
391 2007-12-04 Ben Elliston <bje@au.ibm.com>
393 * config/spu/spu.h (ASM_FORMAT_PRIVATE_NAME): Remove; use default.
395 2007-12-04 Ben Elliston <bje@au.ibm.com>
397 * doc/tm.texi (Exception Handling): Mention unwind-dw2-xtensa.c.
399 2007-12-03 Steven Bosscher <stevenb.gcc@gmail.com>
402 * doc/invoke.texi: Remove -fforce-addr documentation.
403 * expr.c (emit_move_insn): Remove use of flag_force_addr.
404 (expand_expr_real_1): Same.
405 (do_tablejump): Same.
406 Call memory_address instead of memory_address_noforce.
407 * expr.h (memory_address_noforce): Remove prototype.
408 * explow.c (memory_address): Remove support for flag_force_addr.
409 (validize_mem): Same.
410 (memory_address_noforce): Remove.
411 * common.opt: Add dummy documentation for -fforce-addr.
412 * combine.c (can_combine_p): Remove -fforce-addr comment.
413 * config/cris/cris.h (OPTIMIZATION_OPTIONS): Remove set of
415 * config/m68k/m68k.h (PIC_CASE_VECTOR_ADDRESS): Remove comment
416 relating to memory_address_noforce.
417 * testsuite/gcc.c-torture/compile/20050802-1.c: Remove.
418 * testsuite/gcc.c-torture/compile/20011113-1.c: Remove.
420 2007-12-03 Jakub Jelinek <jakub@redhat.com>
422 * omp-low.c (lookup_decl_in_outer_ctx): Allow calling this
423 with !ctx->is_nested.
424 (maybe_lookup_decl_in_outer_ctx): Look up in outer contexts
425 even if !ctx->is_nested.
426 (lower_copyprivate_clauses, lower_send_clauses,
427 lower_send_shared_vars): Call lookup_decl_in_outer_ctx
431 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Optimize
432 (X << C1) & C2 into (X << C1) & (C2 | ((1 << C1) - 1))
433 and (X >> C1) & C2 into (X >> C1) & (C2 | ~((type) -1 >> C1)).
434 (fold_binary) <case LSHIFT_EXPR, case RSHIFT_EXPR>: Optimize
435 (X & C2) << C1 into (X << C1) & (C2 << C1) and
436 (X & C2) >> C1 into (X >> C1) & (C2 >> C1) if that allows further
439 PR tree-optimization/33453
440 * tree-data-ref.c (split_constant_offset): Use POINTER_PLUS_EXPR
441 for pointer addition.
442 * tree-parloops.c (canonicalize_loop_ivs): Likewise.
443 (separate_decls_in_loop_name): Copy DECL_GIMPLE_REG_P from var to
446 2007-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
448 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __FDPIC__ as
451 2007-12-03 Razya Ladelsky <razya@il.ibm.com>
453 * doc/invoke.texi (fipa-cp, fipa-matrix-reorg): Add documentation.
455 2007-12-03 Jakub Jelinek <jakub@redhat.com>
458 * opts.c (common_handle_option): Handle OPT_ftree_store_copy_prop.
459 * common.opt (ftree-store-copy-prop): Use the same help text as for
462 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
463 Revital Eres <eres@il.ibm.com>
465 * modulo-sched.c (calculate_must_precede_follow,
466 try_scheduling_node_in_cycle): New functions.
467 (sms_schedule_by_order): Call the new functions.
468 (ps_insn_find_column): Use must_follow and must_precede only if
470 (ps_insn_advance_column): Likewise.
472 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
473 Revital Eres <eres@il.ibm.com>
475 * modulo-sched.c (get_sched_window): Fix the direction of the
476 scheduling window and add dump info.
478 2007-12-02 Samuel Tardieu <sam@rfc1149.net>
480 * config/sh/sh.md (cmpgeusi_t): Fix condition.
482 2007-11-30 Jan Hubicka <jh@suse.cz>
484 * ggc-common.c (dump_ggc_loc_statistics): Reset ggc_force_collect flag.
486 2007-11-30 Seongbae Park <seongbae.park@gmail.com>
488 PR rtl-optimization/34171
489 * cfgrtl.c (update_bb_for_insn_chain): New function,
490 refactored from update_bb_for_insn.
491 (update_bb_for_insn): Call update_bb_for_insn.
492 (rtl_merge_blocks, try_redirect_by_replacing_jump):
493 Replace a loop with update_bb_for_insn_chain call.
494 (cfg_layout_merge_blocks): Add a call to
495 update_bb_for_insn_chain. Replace the for loop
496 with a call to update_bb_for_insn_chain.
498 2007-11-30 Ben Elliston <bje@au.ibm.com>
500 * config/vax/vax.h (ASM_FORMAT_PRIVATE_NAME): Remove. Use default.
502 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
504 PR tree-optimization/34244
505 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
506 (record_numbers_of_iterations): New function.
507 (execute_vrp): Cache the numbers of iterations of loops.
508 * tree-scalar-evolution.c (scev_reset_except_niters):
510 (scev_reset): Use scev_reset_except_niters.
511 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
513 2007-11-29 Jan Hubicka <jh@suse.cz>
514 Jakub Jelinek <jakub@redhat.com>
516 PR tree-optimization/33434
517 * tree-inline.c (setup_one_parameter): If the value passed to
518 a parameter is never used, don't set it up.
520 2007-11-29 Jakub Jelinek <jakub@redhat.com>
523 * config/rs6000/eabi-cn.asm (__DTOR_END__): Make it weak.
524 * config/rs6000/sol-cn.asm (__DTOR_END__): Likewise.
526 2007-11-29 Andris Pavenis <andris.pavenis@iki.fi>
528 * Makefile.in: Use separate vpath lines for each path.
530 2007-11-29 Ben Elliston <bje@au.ibm.com>
532 * SERVICE: Update URL.
534 2007-11-28 Jakub Jelinek <jakub@redhat.com>
536 PR tree-optimization/34140
537 * tree-if-conv.c (if_convertible_phi_p): Fail if BB other than
538 loop->header has virtual phi nodes.
540 2007-11-28 Richard Sandiford <rsandifo@nildram.co.uk>
543 * builtins.c (expand_builtin_nonlocal_goto): Also emit a use
544 of GP register, if valid and fixed.
547 2007-06-21 David Daney <ddaney@avtrex.com>
550 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
551 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
552 (exception_receiver): Renamed to ...
553 (nonlocal_goto_receiver): ... this.
555 2007-11-27 H.J. Lu <hongjiu.lu@intel.com>
556 Joey Ye <joey.ye@intel.com>
559 * config/i386/i386.c (function_arg_32): Don't pass aggregate
560 arguments in ECX/EDX for fastcall.
562 2007-11-28 Rask Ingemann Lambertsen <rask@sygehus.dk>
564 * config/i386/linux.h (CRT_GET_RFIB_DATA): Add Intel syntax inline
566 * config/i386/sco5.h (CRT_GET_RFIB_DATA): Likewise.
567 * config/i386/sysv4.h (CRT_GET_RFIB_DATA): Likewise.
569 2007-11-28 Ben Elliston <bje@au.ibm.com>
571 * config/rs6000/aix64.opt (maix64): Add Negative(maix32).
572 (maix32): Add Negative(maix64).
574 2007-11-27 Jakub Jelinek <jakub@redhat.com>
576 PR tree-optimization/34016
577 * tree-ssa-loop.c (pass_linear_transform): Add
578 TODO_update_ssa_only_virtuals to todo_flags_finish.
580 2007-11-27 Eric B. Weddington <eric.weddington@atmel.com>
582 * config/avr/avr.c (avr_mcu_types): Add atmega32hvb.
583 * config/avr/avr.h (LINK_SPEC): Likewise.
584 (CRT_BINUTILS_SPECS): Likewsie.
585 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
587 2007-11-27 Jakub Jelinek <jakub@redhat.com>
590 * config/rs6000/rs6000.c (adjacent_mem_locations): Don't assume
591 MEM_SIZE is set on all MEMs.
593 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
595 * config/s390/s390.opt (mhard-float): Add the option to be
596 overridden. That was missing in my last patch.
598 2007-11-27 Richard Guenther <rguenther@suse.de>
600 PR tree-optimization/34241
601 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Make sure
602 to only delete real conversion chains.
604 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
606 * config/s390/s390.opt (m31, m64, mesa, mzarch, msoft-float,
607 mhard-float, mlong-double-64, mlong-double-128): Add the
608 option to be overridden.
610 2007-11-27 Richard Guenther <rguenther@suse.de>
612 * builtins.c (fold_builtin_1): Verify the argument types
613 of BUILT_IN_ISNORMAL.
614 (fold_builtin_n): Verify the number of arguments to variadic
617 2007-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
619 * config/bfin/elf.h (SUBTARGET_DRIVER_SELF_SPECS): New macro.
620 * doc/invoke.texi (Blackfin Options): Document the effects.
622 2007-11-27 Ben Elliston <bje@au.ibm.com>
624 * config/rs6000/sysv4.opt (m32): Add Negative(m64).
625 (m64): Add Negative(m32).
626 * config/rs6000/darwin.opt (m32): Add Negative(m64).
627 (m64): Add Negative(m32).
629 2007-11-26 Eric Botcazou <ebotcazou@adacore.com>
631 * tree-ssa-propagate.c (set_rhs) <GIMPLE_MODIFY_STMT>: Fix typo.
633 2007-11-26 Michael Meissner <michael.meissner@amd.com>
636 * config/i386/i386.c (ix86_expand_movmem): If the copy size is a
637 constant, avoid calling emit_cmp_and_jump_insns. Use counter_mode
638 to get the mode for loading a pseudo register with a count rather
639 than duplicating code.
641 2007-11-25 Eric B. Weddington <eric.weddington@atmel.com>
643 * config/avr/avr.c (avr_mcu_types): Add atmega1284p.
644 * config/avr/avr.h (LINK_SPEC): Likewise.
645 (CRT_BINUTILS_SPECS): Likewsie.
646 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
648 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
650 * c-common.c (conversion_warning): Use get_unwidened instead of
653 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
656 * c-parser.c (struct c_parser): New bit in_if_block.
657 (c_parser_compound_statement_nostart): Handle unexpected 'else'
659 (c_parser_statement_after_labels): Set in_if_block to false while
661 (c_parser_if_body): Don't call c_parser_statement_after_labels if
662 a semicolon is found, just consume it. Don't call
663 c_parser_statement_after_labels if an open brace is found, call
664 c_parser_compound_statement instead.
665 (c_parser_else_body): New.
666 (c_parser_if_statement): Set in_if_block to true when parsing the
667 body of the 'if' statement. Use c_parser_else_body.
669 2007-11-26 Andreas Krebbel <krebbel1@de.ibm.com>
672 * c-decl.c (store_parm_decls): Pass 'false' for the new
673 allocate_struct_function parameter.
674 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
675 * tree-parloops.c (create_loop_fn): Likewise.
676 * function.c (push_function_context_to, push_struct_function,
677 init_function_start): Likewise.
678 (allocate_struct_function): Add boolean parameter.
679 * tree.h (allocate_struct_function): Add boolean parameter.
680 * function.h (struct function): Move returns_struct and
681 returns_pcc_struct to the end of the structure definiton.
683 2007-11-26 Uros Bizjak <ubizjak@gmail.com>
686 * config/i386/i386.md (truncdfsf2): Select SLOT_TEMP stack slot if
687 virtual registers are already instantiated.
688 (truncxf<mode>2): Ditto.
689 (floatsi<mode>2): Ditto.
693 2007-11-26 Rask Ingemann Lambertsen <rask@sygehus.dk>
696 * config/fr30/fr30.c (fr30_move_double): Sanitize mem->reg case. Copy
697 the address before it is clobbered.
699 2007-11-26 Nick Clifton <nickc@redhat.com>
701 * config/mn10300/mn10300.md: (call_internal): Remove mode on
702 operand 0 in order to match UNPSEC'ed calls generated in PIC mode.
703 (call_value_internal): Remove mode on operands 0 and 1 in order to
704 match UNPSEC'ed calls generated in PIC mode.
705 (GOTaddr2picreg): Use copy_rtx to prevent sharing an rtx between
708 2007-11-26 Richard Guenther <rguenther@suse.de>
711 * builtins.c (expand_builtin_pow): Use expand_expr to expand
712 the result of build_call_expr.
714 2007-11-26 Steven Bosscher <stevenb.gcc@gmail.com>
715 Revital Eres <eres@il.ibm.com>
718 * bb-reorder.c (insert_section_boundary_note): Clear
719 BLOCK_FOR_INSN in NOTE_INSN_SWITCH_TEXT_SECTIONS.
721 2007-11-26 Richard Sandiford <rsandifo@nildram.co.uk>
723 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Add missing comma.
725 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
727 * dwarf2asm.c (splay_tree_compare_strings): New function.
728 (dw2_force_const_mem): Use it.
730 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
732 * tree.c (type_hash_add): Don't violate strict aliasing rules.
734 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
737 * c-typeck.c (tagged_types_tu_compatible_p): Enable exact
738 matches between anonymous union fields.
740 2007-11-26 Alexandre Oliva <aoliva@redhat.com>, Jan Hubicka <jh@suse.cz>
742 * tree-ssa-live.c (remove_unused_scope_block_p): Drop
743 declarations and blocks only after inlining. Check that
744 non-empty blocks are not dropped.
745 * tree-inline.c (expand_call_inline): Check that functions are
746 not inlined too late.
748 2007-11-26 Ben Elliston <bje@au.ibm.com>
750 * unwind-dw2-fde.c: Fix comment typo.
751 * unwind-generic.h: Likewise, fix comment typos.
753 2007-11-25 Richard Sandiford <rsandifo@nildram.co.uk>
755 * tree-sra.c (scalarize_use): Adjust the vpos argument to
756 sra_explode_bitfield_assignment in cases where the type is
757 wider than the bitfield.
759 2007-11-25 Richard Guenther <rguenther@suse.de>
761 * tree.h (struct tree_block): Move locus member next to flags.
762 * c-decl.c (SCOPE_LIST_APPEND): Use BLOCK_CHAIN.
763 (SCOPE_LIST_CONCAT): Likewise.
764 (pop_scope): Likewise.
765 * function.c (instantiate_decls_1): Likewise.
766 (setjmp_vars_warning): Likewise.
767 * emit-rtl.c (set_used_decls): Likewise.
768 * tree-inline.c (add_lexical_block): Likewise.
770 2007-11-24 Hans-Peter Nilsson <hp@axis.com>
772 * rtlanal.c (label_is_jump_target_p): Return true for a matching
774 * reorg.c (fill_slots_from_thread): Correct last change to use
775 NULL_RTX, not NULL. Outside of REG_NOTES loop, increase and
776 decrease LABEL_NUSES for JUMP_LABEL (trial), not XEXP (note, 0).
777 * jump.c (mark_jump_label_1): Add comment for last change
778 regarding JUMP_LABEL setting.
779 * gcse.c (add_label_notes): Remove conditional that the label is
780 mentioned in insn before adding regnote.
781 * sched-rgn.c (is_cfg_nonregular): Don't return 1 for a
782 single_set insn only feeding a label to a jump through a
783 register that dies there.
785 2007-11-23 Dirk Mueller <dmueller@suse.de>
786 Richard Guenther <rguenther@suse.de>
789 * tree-vrp.c (check_array_ref): Move check for valid location..
790 (check_array_bounds) here. Use EXPR_HAS_LOCATION().
792 2007-11-23 Hans-Peter Nilsson <hp@axis.com>
794 * reload.c (find_reloads_address_1) <autoincdec cases>:
795 Call REG_OK_FOR_CONTEXT with the autoincdec code, not outer_code.
797 2007-11-23 Richard Guenther <rguenther@suse.de>
798 Michael Matz <matz@suse.de>
800 PR tree-optimization/34176
801 * alloc-pool.h (empty_alloc_pool): Declare.
802 * alloc-pool.c (empty_alloc_pool): New function.
803 * tree-ssa-sccvn.c (vn_reference_lookup): Also lookup from the
804 valid table if a lookup from the optimistic table failed.
805 (vn_unary_op_lookup): Likewise.
806 (vn_binary_op_lookup): Likewise.
807 (vn_phi_lookup): Likewise.
808 (process_scc): Clear optimistic tables before every iteration.
810 2007-11-23 Richard Guenther <rguenther@suse.de>
812 * tree-ssa-copy.c (may_propagate_copy): Remove redundant checks.
813 (merge_alias_info): Do verification only if checking is
814 enabled. Merge flow-sensitive alias information in simple cases.
815 * tree-ssa-operands.c (get_addr_dereference_operands): Also
816 complain about missing NMTs.
818 2007-11-23 Jakub Jelinek <jakub@redhat.com>
821 * c-common.c (conversion_warning): For INTEGER_TYPE to
822 INTEGER_TYPE conversions call get_narrower on expr to avoid
823 spurious warnings from binop shortening or when the implicit
824 conversion can't change the value.
826 2007-11-22 Joseph Myers <joseph@codesourcery.com>
829 * c-decl.c (set_array_declarator_inner): Don't give error for
830 static or type qualifiers in abstract declarator. Remove
831 abstract_p parameter.
832 * c-tree.h (set_array_declarator_inner): Update prototype.
833 * c-parser.c (c_parser_direct_declarator_inner): Update call to
834 set_array_declarator_inner.
835 * doc/standards.texi: Update for C99 TC3.
837 2007-11-22 Hans-Peter Nilsson <hp@bitrange.com>
839 * config/mmix/mmix.c (mmix_encode_section_info): Remove duplicate
840 line in my edit of the last change.
842 2007-11-22 Jakub Jelinek <jakub@redhat.com>
845 * config/arm/arm.c (arm_init_tls_builtins): Set TREE_NOTHROW
846 and TREE_READONLY on the fn decl rather than passing a chain
849 2007-11-22 Kaz Kojima <kkojima@gcc.gnu.org>
851 * config/sh/sh.md (divsi_inv_m3): Handle zero dividend specially.
853 2007-11-22 Uros Bizjak <ubizjak@gmail.com>
855 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Change checking
856 of ix86_arch and ix86_tune into a switch statement.
857 (enum processor_type): Default PROCESSOR_I386 to 0.
858 * config/i386/i386.c (ix86_decompose_address): Use TARGET_K6 instead
859 of "ix86_tune == PROCESSOR_K6".
860 (ia32_multipass_dfa_lookahead): Change checking of ix86_tune into
863 2007-11-22 Tom Tromey <tromey@redhat.com>
865 * config/mmix/mmix.c (mmix_encode_section_info): Use alloca to
866 avoid writing into string allocated by ggc_alloc_string.
868 2007-11-21 Kaz Kojima <kkojima@gcc.gnu.org>
871 * config/sh/sh.md (binary_sf_op): Remove.
872 (binary_sf_op0, binary_sf_op1): New define_insn_and_split.
873 * config/sh/sh.c (sh_expand_binop_v2sf): Use gen_binary_sf_op0
874 and gen_binary_sf_op1.
876 2007-11-21 Hans-Peter Nilsson <hp@axis.com>
878 * regclass.c (init_reg_autoinc): Fix typo preventing test of
879 secondary output reload when setting forbidden_inc_dec_class.
881 2007-11-21 Richard Guenther <rguenther@suse.de>
883 PR tree-optimization/34148
884 * tree-ssa-structalias.c (create_variable_info_for): Do not use
885 field-sensitive PTA for single-element structures.
886 * tree-ssa-alias.c (create_overlap_variables_for): Do not create
887 SFTs for single-element structures.
889 2007-11-20 Richard Guenther <rguenther@suse.de>
892 * gimplify.c (gimplify_switch_expr): Use tree_int_cst_lt instead
893 of the signed INT_CST_LT.
894 * stmt.c (expand_case): Likewise.
895 (estimate_case_costs): Likewise.
897 2007-11-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
899 * read-rtl.c (fatal_expected_char): Print EOF as text rather that
900 its binary representation.
902 2007-11-20 Richard Guenther <rguenther@suse.de>
904 * tree-ssa-operands.c (add_virtual_operand): Consistently prune
907 2007-11-20 Thiemo Seufer <ths@mips.com>
909 * config/mips/mips.c (mips_file_start): Add support for
910 flagging 32-bit code with -mfp64 floating-point.
912 2007-11-20 Jakub Jelinek <jakub@redhat.com>
915 * c-gimplify.c (optimize_compound_literals_in_ctor): New function.
916 (c_gimplify_expr): Use it.
918 2007-11-20 Ben Elliston <bje@au.ibm.com>
920 * config/spu/spu_mfcio.h: Fix typo.
922 2007-11-20 Ben Elliston <bje@au.ibm.com>
924 * unwind.inc: Comment that unwind-sjlj.c includes this file.
926 2007-11-20 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
927 Ben Elliston <bje@au.ibm.com>
929 * config/spu/mfc_tag_release.c: New file.
930 * config/spu/mfc_multi_tag_release.c: Likewise.
931 * config/spu/mfc_multi_tag_reserve.c: Likewise.
932 * config/spu/mfc_tag_release.c: Likewise.
933 * config/spu/mfc_tag_reserve.c: Likewise.
934 * config/spu/mfc_tag_table.c: Likewise.
935 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Compile them.
936 (TARGET_LIBGCC2_CFLAGS): Define __IN_LIBGCC2.
937 * config/spu/spu_mfcio.h: Avoid <stdint.h>.
938 (uint64_t): Typedef if __IN_LIBGCC2 is defined.
939 (MFC_TAG_INVALID, MFC_TAG_VALID): New macros.
940 (mfc_tag_reserve, mfc_tag_release, mfc_multi_tag_reserve,
941 mfc_multi_tag_release): Likewise.
942 (__mfc_tag_reserve, __mfc_tag_release, __mfc_multi_tag_reserve,
943 __mfc_multi_tag_release): Declare.
945 2007-11-19 Jason Merrill <jason@redhat.com>
947 PR debug/28834, debug/29436, c/32326
948 * tree.c (build_type_attribute_qual_variant): Refuse to make
949 a distinct copy of a struct/enum type. Use build_distinct_type_copy.
950 * doc/extend.texi (Type Attributes): Don't encourage people to add
951 attributes to struct/enum types in a typedef. Fix
952 transparent_union example.
954 * tree-inline.c (remap_type_1): Remove code that's redundant with
956 (build_duplicate_type): Set id.copy_decl.
957 * c-common.c (handle_transparent_union_attribute): Simplify logic.
959 2007-11-19 Peter Bergner <bergner@vnet.ibm.com>
961 * config/rs6000/rs6000.c (invalid_e500_subreg,
962 rs6000_legitimate_offset_address_p, legitimate_lo_sum_address_p,
963 rs6000_legitimize_address, rs6000_legitimize_reload_address,
964 rs6000_legitimate_address, function_arg_advance,
965 spe_build_register_parallel, rs6000_spe_function_arg,
966 rs6000_split_multireg_move, spe_func_has_64bit_regs_p,
967 emit_frame_save, gen_frame_mem_offset, rs6000_function_value,
968 rs6000_libcall_value, rs6000_dwarf_register_span): Handle DDmode and
969 TDmode similarly to DFmode and TFmode.
970 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
971 DATA_ALIGNMENT, CLASS_MAX_NREGS, CANNOT_CHANGE_MODE_CLASS): Likewise.
973 2007-11-19 Eric Botcazou <ebotcazou@adacore.com>
975 * stor-layout.c (lang_adjust_rli): Delete.
976 (set_lang_adjust_rli): Likewise.
977 (layout_type): Do not call lang_adjust_rli hook.
978 * tree.h (set_lang_adjust_rli): Delete.
980 2007-11-19 Bernd Schmidt <bernd.schmidt@analog.com>
982 * config/bfin/bfin.c (must_save_p): New function, mostly broken out of
983 n_dregs_to_save and n_pregs_to_save.
984 (n_pregs_to_save, n_dregs_to_save): Use it. New argument CONSECUTIVE;
986 (expand_prologue_reg_save, expand_epilogue_reg_restore): Enhance to be
987 able to save single D/P registers that aren't saved by the push/pop
990 2007-11-19 Richard Guenther <rguenther@suse.de>
992 PR tree-optimization/34099
993 * tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
994 MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
995 if only one operand is undefined.
997 2007-11-19 Eric Botcazou <ebotcazou@libertysurf.fr>
999 PR tree-optimization/34036
1000 * opts.c (set_fast_math_flags): Do not set flags in common
1001 with set_unsafe_math_optimizations_flags, invoke it directly.
1002 (set_unsafe_math_optimizations_flags): Unset flag_trapping_math
1003 and flag_signed_zeros.
1004 * toplev.c (process_options): Force flag_associative_math to 0 and
1005 warn, if it is set and either flag_trapping_math or flag_signed_zeros
1007 * doc/invoke.texi (Optimize Options): Document the new behavior
1008 of -funsafe-math-optimizations, that -fassociative-math requires
1009 both -fno-signed-zeros and -fno-trapping-math and make it clear
1010 that -fno-trapping-math requires -fno-signaling-nans. Refactor
1011 documentation of -ffast-math.
1013 2007-11-18 Jakub Jelinek <jakub@redhat.com>
1015 PR rtl-optimization/34132
1016 * gcse.c (try_replace_reg): Avoid rtx sharing between REG_EQUAL note
1020 * optabs.h (optab_table): Change type to struct optab from optab.
1021 (convert_optab_table): Similarly.
1022 Adjust all _optab macros to expand to addresses of optab_table
1023 resp. convert_optab_table elements rather than the values of the
1025 * optabs.c (optab_table): Change typype to struct optab from optab.
1026 If compiled by recent GCC, initialize all the insn_code fields in
1027 the array using designated range initializers.
1028 (convert_optab_table): Similarly.
1029 (convert_optab_libfunc, optab_libfunc, set_optab_libfunc,
1030 set_conv_libfunc): Into libfunc_entry's optab field store index within
1031 optab_table resp. convert_optab_table array instead of difference
1032 between two separately malloced addresses.
1033 (new_optab): Add op argument, don't return anything. Initialize
1034 just the insn_code field in handlers array and only when needed.
1035 (init_optab, init_optabv): Add op argument, don't return anything.
1036 Adjust new_optab caller.
1037 (new_convert_optab): Removed.
1038 (init_convert_optab): Add op argument, don't return anything, don't
1039 call new_convert_optab. If needed, initialize insn_code field in
1041 (init_optabs): Adjust init_optab, init_optabv and init_convert_optab
1043 (debug_optab_libfuncs): Adjust uses of optab_table and
1044 convert_optab_table arrays.
1046 2007-11-18 Richard Guenther <rguenther@suse.de>
1048 PR tree-optimization/34127
1049 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1050 Make code match up the comments, require compatibility of the
1053 2007-11-17 Richard Guenther <rguenther@suse.de>
1056 * fold-const.c (extract_muldiv_1): Do not move negative
1057 constants inside ABS_EXPR.
1059 2007-11-16 Ian Lance Taylor <iant@google.com>
1061 * collect2.c (dump_file): If a demangled symbol is followed by a
1062 space, make sure we output at least one space.
1064 2007-11-16 Richard Guenther <rguenther@suse.de>
1067 * fold-const.c (fold_binary): Use correct types for folding
1068 1 << X & Y to Y >> X & 1.
1070 2007-11-16 Richard Guenther <rguenther@suse.de>
1072 PR tree-optimization/33870
1073 * tree.h (struct tree_memory_tag): Add base_for_components flag.
1074 (struct tree_struct_field_tag): Remove nesting_level field.
1075 (SFT_NESTING_LEVEL): Remove.
1076 (SFT_BASE_FOR_COMPONENTS_P): Add.
1077 * tree-flow.h (struct fieldoff): Remove nesting_level field. Add
1078 base_for_components flag.
1079 (push_fields_onto_fieldstack): Remove nesting_level parameter.
1080 * tree-ssa-alias.c (create_sft): Likewise. Add base_for_components
1082 (create_overlap_variables_for): Deal with it.
1083 * tree-dfa.c (dump_subvars_for): Likewise.
1084 (dump_variable): Likewise.
1085 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Likewise.
1086 Set base_for_components for first elements of sub-structures.
1087 (create_variable_info_for): Handle base_for_components.
1088 (set_uids_in_ptset): Always set SFT_UNPARTITIONABLE_P for
1089 pointed-to SFTs if SFT_BASE_FOR_COMPONENTS_P is set.
1090 * tree-ssa-operands.c (ref_nesting_level): Remove.
1091 (add_vars_for_offset): Remove full_ref parameter, always add
1092 the offset of the pointed-to SFT.
1093 (add_virtual_operand): Adjust for changed signature of
1094 add_vars_for_offset.
1096 2007-11-16 Sa Liu <saliu@de.ibm.com>
1098 * config/spu/spu.md (floatunssidf2, floatunsdidf2): Inlined
1099 floatunssidf2 and floatunsdidf2.
1101 2007-11-16 Richard Guenther <rguenther@suse.de>
1103 PR tree-optimization/34113
1104 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1105 Use correct conversion direction for checking type compatibility.
1107 2007-11-16 Richard Guenther <rguenther@suse.de>
1109 PR tree-optimization/34099
1110 * tree-ssa-ccp.c (likely_value): Use a whitelist for operators
1111 that produce UNDEFINED result if at least one of its operands
1112 is UNDEFINED. By default the result is only UNDEFINED if all
1113 operands are UNDEFINED.
1115 2007-11-16 Jakub Jelinek <jakub@redhat.com>
1118 * gcc.c (init_spec): Don't initialize asm_debug here...
1119 (main): ... but here.
1121 2007-11-07 Tom Tromey <tromey@redhat.com>
1123 * tree-ssa-structalias.c (ipa_pta_execute): Rename 'cfun' to 'func'.
1124 * tree-parloops.c (create_loop_fn): Use set_cfun.
1125 * gengtype.c (open_base_files): Emit #undef cfun.
1126 * ipa-struct-reorg.c (do_reorg_1): Use set_cfun.
1127 * function.h (cfun): New define.
1128 * function.c: Undefine cfun.
1130 2007-11-07 Eric B. Weddington <eweddington@cso.atmel.com>
1132 * config/avr/avr.c (avr_mcu_types): Add attiny88.
1133 * config/avr/avr.h (LINK_SPEC): Likewise.
1134 (CRT_BINUTILS_SPECS): Likewsie.
1135 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1137 2007-11-15 Jakub Jelinek <jakub@redhat.com>
1140 * tree-ssa-ccp.c (optimize_stack_restore): New function.
1141 (execute_fold_all_builtins): Call optimize_stack_restore for
1142 BUILT_IN_STACK_RESTORE.
1144 2007-11-15 Paolo Bonzini <bonzini@gnu.org>
1146 * fwprop.c (try_fwprop_subst): Skip profitability check for forward
1147 propagation into an address; that's done in should_replace_address.
1149 2007-11-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1151 * config/spu/spu-protos.h (legitimate_const): Remove prototype.
1152 * config/spu/spu.c (legitimate_const): Remove.
1153 (classify_immediate): Inline call to legitimate_const.
1154 (spu_legitimate_address): Likewise. Allow SYMBOL_REF + CONST_INT
1155 for any constant, not just -512 .. 511.
1157 2007-11-15 Sa Liu <saliu@de.ibm.com>
1159 * config/spu/spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL
1160 condition from HONOR_NANS test.
1161 * config/spu/spu.md (ceq_df): Always generate comparison code
1162 inline, including checks for NaNs and infinities.
1164 (cgt_v2df): Likewise.
1165 (cmpdf): Make this expander unconditional.
1167 2007-11-15 Richard Guenther <rguenther@suse.de>
1169 * tree-ssa-alias.c (create_overlap_variables_for): Make sure
1170 to only create SFTs if we also create variable infos for PTA.
1171 * tree-ssa-structalias.c (set_uids_in_ptset): Add all overlapping SFTs.
1173 2007-11-15 Richard Guenther <rguenther@suse.de>
1175 * tree-ssa-structalias.c (set_uids_in_ptset): Use the pointed-to
1176 type for TBAA pruning.
1177 (find_what_p_points_to): Call set_uids_in_ptset with the original
1178 pointer, not the decl of the solution we collapsed to.
1180 2007-11-14 David Daney <ddaney@avtrex.com>
1182 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use CFA
1185 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1188 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Forbid mode changes
1189 for registers in BR_REGS class.
1191 2007-11-14 Jakub Jelinek <jakub@redhat.com>
1194 * tree-ssa.c (delete_tree_ssa): Don't call fini_ssa_operands if
1195 init_ssa_operands has not been called for cfun.
1197 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1199 PR tree-optimization/34046
1200 * cfg.c (update_bb_profile_for_threading): Avoid the division for the
1201 scaling if the old probability is greater than the new base.
1203 2007-11-14 Sebastian Pop <sebastian.pop@amd.com>
1205 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Remove
1206 unused edges after loop duplication.
1208 2007-11-14 Uros Bizjak <ubizjak@gmail.com>
1210 * config/i386/i386.h (TARGET_CPU_DEFAULT_*): Substitute with ...
1211 (enum target_cpu_default): ... this enum.
1212 (TARGET_CPU_DEFAULT_NAMES): Remove macro. Move initializer to ...
1213 * config/i386/i386.c (override_options): ... here.
1214 * config/i386/i386-interix.h (TARGET_CPU_DEFAULT): Use
1215 TARGET_CPU_DEFAULT_i486.
1217 2007-11-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1219 * global.c (rest_of_handle_global_alloc): Fix comment typos.
1220 * config/sh/sh.c (sh_rtx_costs): Likewise.
1221 * ChangeLog: Likewise.
1223 2007-11-13 Sebastian Pop <sebastian.pop@amd.com>
1225 * tree-chrec.h (build_polynomial_chrec): RHS of a chrec
1226 should not be of pointer type.
1228 2007-11-13 Michael Meissner <michael.meissner@amd.com>
1230 * config/i386/i386.c (ix86_sse5_valid_op_p): Put type on separate line.
1232 2007-11-13 Sterling Augustine <sterling@tensilica.com>
1233 Bob Wilson <bob.wilson@acm.org>
1235 * config/xtensa/unwind-dw2-xtensa.c: New.
1236 * config/xtensa/unwind-dw2-xtensa.h: New.
1237 * config/xtensa/xtensa.h (MUST_USE_SJLJ_EXCEPTIONS): Remove.
1238 (DWARF2_UNWIND_INFO): Remove.
1239 (DWARF_FRAME_REGISTERS): Define.
1240 (EH_RETURN_DATA_REGNO): Define.
1241 * config/xtensa/xtensa.md (UNSPECV_EH_RETURN): Define.
1243 * config/xtensa/t-xtensa (LIB2ADDEH): Define.
1245 2007-11-13 Jakub Jelinek <jakub@redhat.com>
1247 * doc/invoke.texi: Fix description of -fsched-stalled-insns=0,
1248 -fsched-stalled-insns.
1250 PR tree-optimization/34063
1251 * tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
1252 as first chrec_fold_plus operand rather than second.
1254 2007-11-13 Diego Novillo <dnovillo@google.com>
1256 PR tree-optimization/33870
1257 * tree.h (strcut tree_memory_tag): Add field unpartitionable.
1258 Remove field in_nested_struct.
1259 (struct tree_struct_field_tag): Add field nesting_level.
1260 (sft_in_nested_struct): Remove.
1261 (sft_nesting_level): Define.
1262 (sft_unpartitionable_p): Define.
1263 * tree-ssa-alias.c (mem_sym_score): If mp->var is not
1264 partitionable, return long_max.
1265 (compute_memory_partitions): Do not partition sfts marked
1267 (create_sft): Add argument nesting_level. Set
1268 sft_nesting_level with it. Update all users.
1269 (create_overlap_variables_for): Show nesting level.
1270 * tree-dfa.c (dump_subvars_for): Likewise.
1271 (dump_variable): Likewise. Show whether the sft is
1272 partitionable or not.
1273 * tree-flow.h (struct fieldoff): Remove field in_nested_struct.
1274 Add field nesting_level.
1275 * tree-ssa-structalias.c (struct variable_info): Remove
1276 field in_nested_struct.
1277 (push_fields_onto_fieldstack): Add argument nesting_level.
1278 Update all users. Update documentation. Update pair->nesting_level
1279 with nesting_level. Make recursive calls with nesting_level + 1.
1280 (set_uids_in_ptset): If an sft is added to the points-to set,
1281 mark it as unpartitionable.
1282 * tree-ssa-operands.c (ref_nesting_level): New.
1283 (add_vars_for_offset): Call it. Add argument full_ref. Update
1284 callers. If var is inside a nested structure and the nesting level
1285 of full_ref is lower than the nesting level of var,
1286 adjust offset by the offset of var.
1288 2007-11-13 Victor Kaplansky <victork@il.ibm.com>
1290 PR tree-optimization/32582
1291 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
1293 2007-11-12 Danny Smith <dannysmith@users.sourceforge.net>
1295 * doc/extend.texi (dllimport): Document that pointers to dllimport'd
1296 functions can be used as constant.
1298 2007-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1300 PR rtl-optimization/34035
1301 * cse.c (cse_cfg_altered): New global variable.
1302 (cse_jumps_altered): Make boolean.
1303 (recorded_label_ref): Likewise.
1304 (cse_insn): Adjust for above changes.
1305 (cse_extended_basic_block): Likewise. Set cse_cfg_altered
1306 if dead edges have been purged.
1307 (cse_main): Change return value specification and adjust code.
1308 (rest_of_handle_cse): Adjust for above change.
1309 (rest_of_handle_cse2): Likewise.
1310 * gcse.c (rest_of_handle_gcse): Likewise.
1312 2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1313 Michael Meissner <michael.meissner@amd.com>
1315 * config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
1316 get the appropriate suffix for the coms* instruction.
1317 (sse5_pcmov_<mode>): Restrict operands of pcmov
1318 for scalar case to be only xmm registers and not memory.
1320 * config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
1321 constraints to follow the mnemonics for the pcmov instruction
1323 2007-11-12 Richard Sandiford <rsandifo@nildram.co.uk>
1326 * config/mips/mips.c (mips_return_fpr_single): New function.
1327 (mips_function_value): Use it when returning single-field
1329 (mips_expand_call): Handle the PARALLELs created by
1330 mips_return_fpr_single.
1332 2007-11-12 Richard Guenther <rguenther@suse.de>
1335 * fold-const.c (fold_binary): If testing for non-negative
1336 operands with tree_expr_nonnegative_warnv_p make sure to
1337 use op0 which has all (sign) conversions retained.
1339 2007-11-12 Richard Guenther <rguenther@suse.de>
1342 * fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
1343 (fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
1345 2007-11-12 Ira Rosen <irar@il.ibm.com>
1347 PR tree-optimization/33953
1348 * tree-vect-transform.c (vectorizable_operation): In case of SLP,
1349 allocate vec_oprnds1 according to the number of created vector
1350 statements. In case of shift with scalar argument, store scalar operand
1351 for every vector statement to be created for the SLP node. Fix a
1354 2007-11-10 Steven Bosscher <stevenb.gcc@gmail.com>
1356 * gcse.c (CUID_INSN): Remove.
1358 (alloc_gcse_mem): Don't allocate cuid_insn.
1359 (free_gcse_mem): Don't free cuid_insn.
1361 2007-11-10 Jakub Jelinek <jakub@redhat.com>
1364 * gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
1368 * tree-inline.h (copy_body_data): Add regimplify field.
1369 * tree-inline.c (copy_body_r): Set id->regimplify to true
1370 if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
1372 (copy_bb): Clear id->regimplify before walk_tree, if it is
1373 set afterwards, regimplify the whole statement.
1375 PR tree-optimization/33680
1376 * tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
1377 if the added cast involves variable length types.
1379 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
1380 Maxim Kuvyrkov <maxim@codesourcery.com>
1382 * sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
1383 instead of TRUE_BARRIER for jumps. Add register dependencies
1384 even when reg_pending_barrier is set.
1386 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
1388 * haifa-sched.c (haifa_classify_insn): Rename to ...
1389 (haifa_classify_rtx): ... this. Improve handling of COND_EXECs,
1390 handle PARALLELs by recursing. Use it ...
1391 (haifa_classify_insn): ... here. Reimplement.
1393 2007-11-09 Richard Guenther <rguenther@suse.de>
1395 * bitmap.h (bitmap_single_bit_set_p): Declare.
1396 * bitmap.c (bitmap_single_bit_set_p): New function.
1397 * tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
1398 (maybe_create_global_var): Use bitmap_empty_p.
1400 2007-11-09 Paolo Bonzini <bonzini@gnu.org>
1401 Jakub Jelinek <jakub@redhat.com>
1403 PR rtl-optimization/34012
1404 * fwprop.c (try_fwprop_subst): Do not replace if the new
1405 SET_SRC has a higher cost than the old one.
1407 2007-11-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1409 PR rtl-optimization/33732
1410 * reload.c (push_reload): Check that the REG_DEAD note was referring
1411 to a hardreg or to a pseudo that has been assigned exactly one hardreg
1412 before considering it in order to select the reload register.
1413 (combine_reloads): Likewise.
1414 (find_dummy_reload): Likewise.
1416 2007-11-09 Richard Guenther <rguenther@suse.de>
1418 * tree-flow.h (struct ptr_info_def): Make escape_mask a
1420 (struct ptr_info_def): Likewise.
1421 (enum escape_type): Also use bit zero.
1423 2007-11-09 Richard Guenther <rguenther@suse.de>
1425 PR tree-optimization/33604
1426 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1427 Disregard changes in CV qualifiers of pointed to types for
1428 forward propagating ADDR_EXPRs.
1429 * tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
1432 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
1434 * dse.c (find_shift_sequence): Always choose an integer mode for
1436 (replace_read): Require both the read and store mode to be
1437 integer ones. Remove a then-redundant FLOAT_P check.
1439 2007-11-08 Richard Guenther <rguenther@suse.de>
1441 * tree-dfa.c (remove_referenced_var): If removing a
1442 variable which has subvars, also remove those from
1443 the referenced vars. Do not create a variable annotation.
1445 2007-11-08 Bob Wilson <bob.wilson@acm.org>
1447 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
1448 argument for gen_entry calls.
1449 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
1450 (entry): Use the new attribute value. Remove unused first operand.
1452 2007-11-08 Tom Tromey <tromey@redhat.com>
1454 * c-parser.c (c_parser_translation_unit): Use location in error.
1455 (c_parser_external_declaration): Likewise.
1456 (c_parser_declaration_or_fndef): Likewise.
1457 (c_parser_enum_specifier): Likewise.
1458 (c_parser_struct_or_union_specifier): Likewise.
1459 (c_parser_struct_declaration): Likewise.
1460 (c_parser_typeof_specifier): Likewise.
1461 (c_parser_parms_list_declarator): Likewise.
1462 (c_parser_asm_string_literal): Likewise.
1463 (c_parser_braced_init): Likewise.
1464 (c_parser_initelt): Likewise.
1465 (c_parser_compound_statement_nostart): Likewise.
1466 (c_parser_statement_after_labels): Likewise.
1467 (c_parser_do_statement): Likewise.
1468 (c_parser_asm_statement): Likewise.
1469 (c_parser_conditional_expression): Likewise.
1470 (c_parser_unary_expression): Likewise.
1471 (c_parser_sizeof_expression): Likewise.
1472 (c_parser_postfix_expression): Likewise.
1473 (c_parser_postfix_expression_after_paren_type): Likewise.
1474 (c_parser_objc_class_instance_variables): Likewise.
1475 (c_parser_objc_method_definition): Likewise.
1476 (c_parser_objc_methodprotolist): Likewise.
1477 (c_parser_pragma): Likewise.
1478 (c_parser_omp_clause_num_threads): Likewise.
1479 (c_parser_omp_clause_schedule): Likewise.
1480 (c_parser_omp_all_clauses): Likewise.
1481 (c_parser_omp_sections_scope): Likewise.
1482 (c_parser_label): Use location of label, not colon.
1484 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
1487 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
1490 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1493 * ipa-pure-const.c (static_execute): Added code to keep recursive
1494 functions from being marked as pure or const.
1495 * ipa-utils.c (searchc): Fixed comment.
1497 2007-11-08 Tom Tromey <tromey@redhat.com>
1499 * common.opt (fshow-column): Default to 0.
1500 * configure: Rebuilt.
1501 * configure.ac (--enable-mapped-location): Default to 'yes'.
1503 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1505 * common.opt: Add pointer to doc/options.texi.
1506 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
1507 -fipa-reference): Add or correct doc. Sorted options list for -Os
1510 2007-11-07 Bernhard Fischer <aldot@gcc.gnu.org>
1513 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
1514 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
1515 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
1516 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
1517 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
1518 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
1519 to TARGET_BIG_ENDIAN_DEFAULT.
1520 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
1521 * config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
1522 to TARGET_BIG_ENDIAN_DEFAULT.
1524 2007-11-07 Diego Novillo <dnovillo@google.com>
1526 * tree.h (struct tree_struct_field_tag): Move field
1527 in_nested_struct ...
1528 (struct tree_memory_tag): ... here.
1530 2007-11-07 Diego Novillo <dnovillo@google.com>
1533 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
1534 (SFT_IN_NESTED_STRUCT): Define.
1535 * tree-dfa.c (dump_subvars_for): Show offset of each sub-var.
1536 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
1537 * tree-ssa-structalias.c (struct variable_info): Likewise.
1538 (push_fields_onto_fieldstack): If OFFSET is positive,
1539 set in_nested_struct.
1540 (create_variable_info_for): Copy setting of
1541 in_nested_struct from the field offset object.
1542 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
1543 variable info object.
1544 * tree-ssa-operands.c (add_vars_for_offset): If VAR
1545 belongs to a nested structure, adjust OFFSET by SFT_OFFSET(VAR).
1547 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1549 PR rtl-optimization/33737
1550 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
1551 target block after computing the probabilities of outgoing edges.
1552 Cap the frequency to BB_FREQ_MAX.
1553 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
1554 frequency of the basic block if it has been reused.
1556 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1558 PR rtl-optimization/33822
1559 * rtl.h (REG_OFFSET): Fix comment.
1560 * var-tracking.c (INT_MEM_OFFSET): New macro.
1561 (var_mem_set): Use it.
1562 (var_mem_delete_and_set): Likewise.
1563 (var_mem_delete): Likewise.
1564 (same_variable_part_p): Likewise.
1565 (vt_get_decl_and_offset): Likewise.
1566 (offset_valid_for_tracked_p): New predicate.
1567 (count_uses): Do not track locations with invalid offsets.
1568 (add_uses): Likewise.
1569 (add_stores): Likewise.
1571 2007-11-07 Tom Tromey <tromey@redhat.com>
1573 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
1574 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
1576 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
1577 Andrey Belevantsev <abel@ispras.ru>
1579 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
1580 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
1581 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
1582 Save calculated max_asap in it.
1583 (sms_schedule): Calculate maxii using max_asap.
1585 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
1587 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
1588 with -mhard-dfp/-mno-hard-dfp.
1590 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1591 Jakub Jelinek <jakub@redhat.com>
1594 * haifa-sched.c (check_sched_flags): Remove.
1595 (sched_init): Don't call it.
1597 2007-11-06 Diego Novillo <dnovillo@google.com>
1599 * tree-flow.h (struct fieldoff): Reformat comment. Document fields.
1600 * tree-ssa-operands.c: Tidy top-level comments.
1601 (add_vop): Likewise.
1602 (add_vars_for_offset): Tidy parameter formatting..
1603 (get_addr_dereference_operands): Likewise.
1604 (get_indirect_ref_operands): Likewise.
1605 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
1606 <OMP_ATOMIC_STORE>: Likewise.
1608 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
1611 * config/i386/driver-i386.c: Test for __GNUC__ instead of
1612 GCC_VERSION which is always defined.
1614 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1617 * reload1.c (find_reloads): Also check in_reg when handling a
1618 simple move with an input reload and a destination of a hard register.
1620 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1622 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
1623 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
1624 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
1625 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1626 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
1627 (m68k_sched_attr_type2): New function.
1628 (sched_adjust_cost_state): New static variable.
1629 (m68k_sched_adjust_cost): New static function implementing
1631 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
1632 New static variables.
1633 (m68k_sched_variable_issue): New static function implementing
1635 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
1636 (sched_dump_split_class): New static function.
1637 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
1639 (sched_dump_dfa_class, m68k_sched_dump): New static function.
1640 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
1641 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
1642 m68k_sched_dfa_post_advance_cycle): New static functions implementing
1645 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
1646 (CPU_UNITS_QUERY): Define.
1648 * config/m68k/cf.md: New file.
1649 * config/m68k/m68.md (cf.md): New include.
1651 2007-11-06 Tom Tromey <tromey@redhat.com>
1653 PR c++/32256, PR c++/32368:
1654 * function.c (saved_in_system_header): New global.
1655 (push_cfun): Save in_system_header.
1656 (pop_cfun): Restore in_system_header.
1657 (push_struct_function): Save in_system_header.
1659 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
1663 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
1664 (complete_array_type): Set canonical type appropriately.
1665 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
1666 C and C++ front ends now have different versions of this function,
1667 because the C++ version needs to maintain canonical types here.
1669 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
1671 * tree-parloops.c (reduction_info): Remove reduction_init field.
1672 (initialize_reductions): Remove creation of the reduction_init variable.
1673 (struct data_arg): Remove.
1674 (add_field_for_reduction, create_stores_for_reduction): New functions.
1675 (add_field_for_name): Remove reduction handling.
1676 (separate_decls_in_loop): Call add_field_for_reduction,
1677 create_stores_for_reduction.
1679 2007-11-06 Jakub Jelinek <jakub@redhat.com>
1681 PR tree-optimization/33458
1682 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
1683 !is_gimple_val PHI argument, gimplify it and insert it on edge.
1685 PR tree-optimization/33993
1686 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
1687 rather than build_constructor_from_list if all list values are
1689 (get_initial_def_for_induction): Use build_vector instead of
1690 build_constructor_from_list.
1692 2007-11-05 Mark Mitchell <mark@codesourcery.com>
1695 * tree.h (DECL_INIT_PRIORITY): Do not require DECL_HAS_INIT_PRIORITY_P.
1696 (DECL_FINI_PRIORITY): Likewise.
1697 * tree.c (decl_init_priority_lookup): Remove assert.
1698 (decl_fini_priority_insert): Likewise.
1699 * cgraphunit.c (static_ctors): Make it a VEC.
1700 (static_dtors): Likewise.
1701 (record_cdtor_fn): Adjust accordingly.
1702 (build_cdtor): Generate multiple functions for each initialization
1704 (compare_ctor): New function.
1705 (compare_dtor): Likewise.
1706 (cgraph_build_cdtor_fns): Sort the functions by priority before
1707 calling build_cdtor.
1708 (cgraph_build_static_cdtor): Put the priority in the function's name.
1710 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
1713 * common.opt: Add shared and pie.
1715 2007-11-05 Bob Wilson <bob.wilson@acm.org>
1717 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
1718 replace references to virtual_stack_vars_rtx in goto_handler.
1720 2007-11-05 Paul Brook <paul@codesourcery.com>
1722 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
1723 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
1724 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
1725 arm_lang_output_object_attributes_hook.
1726 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
1727 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
1728 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
1730 * config/arm/t-arm.c (arm.o): New rule.
1731 * config/arm/arm-c.c: New file.
1733 2007-11-05 Nick Clifton <nickc@redhat.com>
1734 Sebastian Pop <sebastian.pop@amd.com>
1736 PR tree-optimization/32540
1737 PR tree-optimization/33922
1738 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
1739 * tree-ssa-pre.c: Include params.h.
1740 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
1741 to limit the maximum length of the PA set for a given block.
1742 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
1743 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
1745 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
1747 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
1748 __fixunssfDI): Make return type unsigned.
1749 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
1750 __fixunssfDI): Make return type unsigned.
1752 2007-11-05 Jakub Jelinek <jakub@redhat.com>
1754 PR tree-optimization/33856
1755 * tree-data-ref.c (get_references_in_stmt): Don't add
1756 REFERENCE_CLASS_P trees to references vector if get_base_address
1757 returns NULL on them.
1759 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
1761 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
1763 2007-11-04 Andrew Pinski <pinskia@gmail.com>
1766 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
1767 for TRUTH_NOT_EXPR to type.
1769 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
1771 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
1773 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1776 * dwarf2out.c (add_calling_convention_attribute): Change
1777 second argument. Set calling convention to DW_CC_program for
1778 Fortran main program.
1779 (gen_subprogram_die): Adjust to new prototype for
1780 add_calling_convention_attribute.
1782 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
1784 PR tree-optimization/33987
1785 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
1787 (vectorizable_reduction): Add type check.
1789 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1792 * c-parser.c (c_parser_statement_after_labels): Error if a
1793 declaration is parsed after a label.
1795 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
1798 * reorg.c (emit_delay_sequence): Do not clear the locator on
1799 the jump instruction.
1801 2007-11-03 Jakub Jelinek <jakub@redhat.com>
1804 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
1805 current sched region.
1807 2007-11-02 Jakub Jelinek <jakub@redhat.com>
1809 * config/ia64/ia64.c (struct reg_write_state): Change into
1810 unsigned short bitfields rather than unsigned int, decrease
1811 first_pred to just 10 bits.
1812 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
1813 into two char array.
1814 (rws_insn_set, rws_insn_test): New functions.
1815 (in_safe_group_barrier): New variable.
1816 (rws_update): Remove first argument, always set rws_sum array.
1817 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
1818 or update rws_sum if !in_safe_group_barrier, adjust rws_update
1820 (rtx_needs_barrier): Use rws_insn_test macro.
1821 (safe_group_barrier_needed): Don't save/restore rws_sum array,
1822 instead set/clear in_safe_group_barrier flag.
1824 2007-11-02 Bob Wilson <bob.wilson@acm.org>
1826 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
1827 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
1828 pointer or frame pointer.
1829 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
1830 (MUST_USE_SJLJ_EXCEPTIONS): Define.
1831 (DWARF2_UNWIND_INFO): Define.
1832 (INCOMING_RETURN_ADDR_RTX): Define.
1833 (DWARF_FRAME_RETURN_COLUMN): Define.
1835 2007-11-02 Tom Tromey <tromey@redhat.com>
1837 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
1840 2007-11-02 Diego Novillo <dnovillo@google.com>
1842 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
1843 argument from function pointer ANALYZE_EXPR. Update all users.
1844 * cgraph.c (debug_cgraph_node): New.
1845 (debug_cgraph): New.
1847 2007-11-02 Jakub Jelinek <jakub@redhat.com>
1849 PR rtl-optimization/33648
1850 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
1851 the newly created basic block.
1853 2007-11-01 Richard Guenther <rguenther@suse.de>
1855 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
1857 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
1859 PR rtl-optimization/33828
1860 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
1861 of VBEIN and VBEOUT.
1863 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
1865 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
1866 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
1867 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
1869 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
1871 * gcc.c (getenv_spec_function): Escape the environment variable's
1874 2007-11-01 Janis Johnson <janis187@us.ibm.com>
1876 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
1877 show that CSE means common subexpression elimination. Change wording
1878 for -fsee and define LCM. Remove capitalization of optimizations
1879 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
1881 2007-11-01 Janis Johnson <janis187@us.ibm.com>
1884 * doc/sourcebuild.texi (Test Directives): Document that xfail
1885 has no effect for dg-do except when dg-do-what is "run".
1887 2007-11-01 Tom Tromey <tromey@redhat.com>
1889 * c-decl.c (grokdeclarator): Set decl source locations.
1890 * c-parser.c (c_parser_enum_specifier): Set location.
1891 (c_parser_struct_or_union_specifier): Likewise.
1893 2007-11-01 Tom Tromey <tromey@redhat.com>
1895 * print-tree.c (print_node): Print column number.
1897 2007-11-01 Jakub Jelinek <jakub@redhat.com>
1900 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
1901 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
1902 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
1904 PR rtl-optimization/33673
1905 * gcse.c (cprop_jump): If a conditional jump has been optimized
1906 into unconditional jump, make the remaining normal edge fallthru
1907 and delete the jump insn.
1909 2007-11-01 Ben Elliston <bje@au.ibm.com>
1911 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
1912 (set_mem_attrs_from_reg): Likewise.
1914 2007-11-01 Michael Matz <matz@suse.de>
1916 PR tree-optimization/33961
1917 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
1918 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
1919 (add_or_mark_expr): New argument 'store', using it to search
1921 (nt_init_block): Adjust calls to add_or_mark_expr.
1923 2007-10-31 Jakub Jelinek <jakub@redhat.com>
1926 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
1927 for the first push_operand.
1929 2007-10-31 Revital Eres <eres@il.ibm.com>
1931 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
1932 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
1933 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
1934 movmisalignv2sf, vcondv2sf): New.
1935 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
1936 UNSPEC_EXTODD_V2SF): Define new constants.
1937 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
1938 paired_emit_vector_cond_expr): New.
1939 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
1940 * config/rs6000/rs6000.c (paired_expand_vector_move,
1941 paired_emit_vector_cond_expr, paired_emit_vector_compare):
1943 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
1945 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
1947 PR tree-optimization/32377
1948 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
1949 work also for unknown number of iterations.
1950 (analyze_subscript_affine_affine): Clean up. Don't fail when the
1951 number of iterations is not known.
1953 2007-10-31 Richard Guenther <rguenther@suse.de>
1956 * fold-const.c (extract_muldiv_1): Make sure to not introduce
1957 new undefined integer overflow.
1958 (fold_binary): Avoid useless conversion.
1960 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
1963 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P check.
1965 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
1967 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
1969 * config/s390/s390.c: (override_options): Replace -mhard-dfp/-msoft-dfp
1970 with -mhard-dfp/-mno-hard-dfp.
1971 * config/s390/s390.opt: Likewise.
1972 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
1975 2007-10-30 Janis Johnson <janis187@us.ibm.com>
1977 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
1979 2007-10-30 Janis Johnson <janis187@us.ibm.com>
1981 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
1982 optimization options.
1983 (Optimize Options): Add -fdce and -fdse to the list of optimizations
1984 enabled by -O. Document -fdce and -fdse.
1986 2007-10-30 Jakub Jelinek <jakub@redhat.com>
1989 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
1990 convert second operand of COMPOUND_EXPR to the original type of
1993 2007-10-30 Richard Guenther <rguenther@suse.de>
1995 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
1996 of loop adding SFTs as virtual operands.
1998 2007-10-30 Richard Guenther <rguenther@suse.de>
2000 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
2002 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
2004 PR tree-optimization/32893
2005 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
2006 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
2008 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
2010 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
2012 (sub_ddmmss): Likewise.
2013 (umul_ppmm): Likewise.
2014 (udiv_qrnnd): Likewise.
2016 2007-10-29 Janis Johnson <janis187@us.ibm.com>
2019 * doc/sourcebuild.texi (Test Directives): Document that dg-require
2020 directives must come before dg-additional-sources.
2022 2007-10-29 Jakub Jelinek <jakub@redhat.com>
2024 PR tree-optimization/33723
2025 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
2026 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
2028 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
2030 PR tree-optimization/33614
2031 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
2032 if they can't be reduced to VECTOR_CSTs and aren't legitimate
2033 initializer constants.
2035 2007-10-29 Richard Guenther <rguenther@suse.de>
2037 PR tree-optimization/33870
2038 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
2039 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
2042 2007-10-29 Richard Guenther <rguenther@suse.de>
2044 * passes.c (init_optimization_passes): Exchange store_copy_prop
2046 * tree-pass.h (pass_store_copy_prop): Remove.
2047 * tree-ssa-copy.c (do_store_copy_prop): Remove.
2048 (stmt_may_generate-copy): Do not handle store_copy_prop.
2049 (get_copy_of_val): Likewise.
2050 (set_copy_of_val): Likewise.
2051 (copy_prop_visit_assignment): Likewise.
2052 (copy_prop_visit_stmt): Likewise.
2053 (copy_prop_visit_phi_node): Likewise.
2054 (init_copy_prop): Likewise.
2055 (execute_copy_prop): Likewise.
2056 (do_copy_prop): Remove.
2057 (gate_store_copy_prop): Likewise.
2058 (store_copy_prop): Likewise.
2059 (pass_store_copy_prop): Likewise.
2060 (pass_copy_prop): Call execute_copy_prop.
2061 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
2062 * common.opt (ftree-store-copy-prop): Mark obsolete.
2063 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
2065 2007-10-29 Ian Lance Taylor <iant@google.com>
2067 * ifcvt.c (noce_can_store_speculate_p): New static function.
2068 (noce_process_if_block): Call it.
2069 (if_convert): Remove recompute_dominance parameter. Change all
2072 2007-10-29 Richard Guenther <rguenther@suse.de>
2074 * tree-flow-inline.h (get_subvar_at): Use binary search.
2075 (get_first_overlapping_subvar): New function to binary search
2076 for the first overlapping subvar.
2077 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
2078 just handle adding subvars for a pointed-to subvar. Optimize
2079 and use get_first_overlapping_subvar.
2080 (add_vars_for_bitmap): Fold into single caller.
2081 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
2082 and non pointed-to bits of add_vars_for_offset.
2084 2007-10-29 Revital Eres <eres@il.ibm.com>
2086 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
2088 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
2089 Zdenek Dvorak <ook@ucw.cz>
2092 reduction support for automatic parallelization.
2094 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
2096 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
2097 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
2098 and OMP_ATOMIC_STORE.
2099 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2100 * gimple-low.c (lower_stmt): Same.
2101 * gimplify.c (gimplify_expr): Same.
2102 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
2103 gimplify_omp_atomic_mutex): Remove.
2104 (gimplify_omp_atomic): Change it to simply gimplify the
2105 statement instead of expanding it.
2106 * omp-low.c: Add includes to optabs.h, cfgloop.h.
2107 (expand_omp_atomic, expand_omp_atomic_pipeline,
2108 goa_stabilize_expr, expand_omp_atomic_mutex,
2109 expand_omp_atomic_fetch_op): New functions to implement
2110 expansion of OMP_ATOMIC.
2111 (expand_omp, build_omp_regions_1): Add support for
2112 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
2113 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
2115 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
2117 * tree-parloops.c: add include to tree-vectorizer.h.
2118 (reduction_info): New structure for reduction.
2119 (reduction_list): New list to represent list of reductions per loop.
2120 (struct data_arg): New helper structure for reduction.
2121 (reduction_info_hash, reduction_info_eq, reduction_phi,
2122 initialize_reductions, create_call_for_reduction,
2123 create_phi_for_local_result, create_call_for_reduction_1,
2124 create_loads_for_reductions, create_final_loads_for_reduction):
2126 (loop_parallel_p): Identify reductions, add reduction_list parameter.
2127 (separate_decls_in_loop_name): Support reduction variables.
2128 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
2129 call create_loads_for_reduction for each reduction.
2130 (canonicalize_loop_ivs): Identify reductions, add reduction_list
2132 (transform_to_exit_first_loop): Add reduction support, add
2133 reduction_list parameter.
2134 (gen_parallel_loop): Add reduction_list parameter. Add call
2135 separate_decls_in_loop with
2136 the new argument. Traverse reductions and call
2137 initialize_reductions, create_call_for_reduction.
2138 (parallelize_loops): Create and delete the reduction list.
2139 (add_field_for_name): Change use of data parameter. Add fields for
2141 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
2142 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
2143 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2144 * tree-inline.c (estimate_num_insns_1): add cases for
2145 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2146 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2147 * tree-ssa-operands.c (get_addr_dereference_operands):
2148 New function. Subroutine of get_indirect_ref_operands.
2149 (get_indirect_ref_operands): Call get_addr_dereference_operands.
2150 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2153 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
2155 * config/cris/cris.c: Include df.h.
2156 (cris_address_cost): Add gcc_assert for canonicalization
2157 assumptions. For PLUS with MULT or register, correct
2158 test for register in other arm. Tweak comments.
2160 2007-10-28 Richard Guenther <rguenther@suse.de>
2162 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
2163 telling if the var is to be treated as points-to location.
2164 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
2165 (add_virtual_operand): Only recurse into MPTs if aliases
2168 2007-10-28 Richard Guenther <rguenther@suse.de>
2170 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
2171 (add_vars_for_bitmap): Do not recurse further. Only add vars
2172 for pointed-to SFTs.
2173 (add_virtual_operand): Re-instantiate loop to add operands for
2174 aliases. Recurse into MPTs.
2175 (get_indirect_ref_operands): If we fall back to use a pointers
2176 SMT, make sure to not prune based on the access offset and size.
2178 2007-10-28 Andrew Pinski <pinskia@gmail.com>
2181 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
2182 the eh information on the statement.
2184 2007-10-28 Richard Guenther <rguenther@suse.de>
2186 * tree-flow.h (subvar_t): Make it a VEC.
2187 (struct subvar): Remove.
2188 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
2189 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
2191 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
2192 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
2193 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
2194 (set_initial_properties): Likewise.
2195 (setup_pointers_and_addressables): Likewise.
2196 (new_type_alias): Likewise.
2197 (create_overlap_variables_for): Likewise.
2198 * tree-dfa.c (dump_subvars_for): Likewise.
2199 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
2200 (get_expr_operands): Likewise.
2201 (add_to_addressable_set): Likewise.
2202 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
2204 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
2206 PR tree-optimization/33920
2207 * tree-if-conv.c (tree_if_conversion): Force predicate of single
2208 successor bb to true when predecessor bb has NULL predicate.
2209 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
2211 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
2213 * config/mips/mips.md: Add combiner patterns for DImode extensions
2214 of HImode and QImode truncations. Reformat HImode <- QImode pattern
2217 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
2220 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
2222 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
2224 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
2225 LIBCALL notes if they are about to be moved to the same insn.
2227 2007-10-27 Richard Guenther <rguenther@suse.de>
2229 PR tree-optimization/33870
2230 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
2231 duplication. Remove redundant call to access_can_touch_variable.
2232 (add_vars_for_bitmap): New helper for recursing over MPT contents.
2233 (add_virtual_operand): Use it.
2235 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2238 * pa.h (ASM_PN_FORMAT): Delete define.
2240 2007-10-26 Janis Johnson <janis187@us.ibm.com>
2242 * doc/invoke.texi (Option Summary, optimizations): Remove
2243 -fbounds-check. Add -fassociative-math, -freciprocal-math,
2244 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
2245 -fsplit-wide-types to match later entry. Break up a long line.
2246 (Option Summary, code gen options) Add -fno-stack-limit. Add
2247 missing @gol to the end of a line.
2248 (Optimization Options): Remove -fbounds-check, which is also
2249 documented under Code Generation Options. Remove =n from
2250 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
2251 to -fcprop-registers to match other options, and say when it is
2252 enabled rather than disabled. Remove extra index entry for
2253 -fno-cx-limited-range. Add index entries for -fstack-protector
2254 and -fstack-protector-all.
2255 (Code Gen Options): Add index entry for -ftls-model.
2257 2007-10-26 Anatoly Sokolov <aesok@post.ru>
2259 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
2260 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
2261 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
2262 expand_epilogue, output_movhi): Don't handle 'main' function.
2263 (avr_attribute_table): Add 'OS_task' function attribute.
2264 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
2266 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
2267 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
2269 * config/avr/avr.opt (minit-stack): Remove.
2271 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
2273 * tree-nested.c (get_trampoline_type): Fix thinko.
2275 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
2278 * tree.c (build_offset_type): Build canonical type based on the
2279 TYPE_MAIN_VARIANT of the base type.
2281 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
2283 * reorg.c (emit_delay_sequence): Move insn locator from the
2284 first insn to the sequence.
2286 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
2288 * ipa-pure-const.c (check_decl): Return immediately when
2289 pure_const_state has been set to IPA_NEITHER.
2291 2007-10-25 Ira Rosen <irar@il.ibm.com>
2293 PR tree-optimization/33833
2294 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
2295 and convert init to sizetype in inner_base construction.
2297 2007-10-25 Richard Guenther <rguenther@suse.de>
2299 * tree-flow.h (mem_sym_stats): Remove.
2300 (dump_mem_sym_stats_for_var): Declare.
2301 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
2302 (mem_sym_stats): Move ...
2303 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
2304 (mem_sym_score): Rename from ...
2305 (pscore): ... this. Remove.
2306 (dump_mem_sym_stats_for_var): New function. Dump the score, but
2307 not the frequencies.
2308 (compare_mp_info_entries): Make sort stable by disambiguating
2311 2007-10-25 Ira Rosen <irar@il.ibm.com>
2313 PR tree-optimization/33866
2314 * tree-vect-transform.c (vectorizable_store): Check operands of all
2315 the stmts in the group of strided accesses. Get def stmt type for each
2316 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
2318 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
2320 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
2321 (Yt): Rename register constraint to Y2.
2322 * config/i386/sse.md: Use renamed register constraints.
2323 * config/i386/mmx.md: Ditto.
2324 * config/i386/i386.md: Ditto.
2326 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
2328 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
2330 2007-10-24 Chao-ying Fu <fu@mips.com>
2332 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
2333 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
2335 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
2336 Olga Golovanevsky <olga@il.ibm.com>
2338 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
2339 the compiler that wr.wrap and wr.domain are initialized in
2342 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
2344 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
2345 to print gcov_type values.
2347 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
2349 * config/avr/avr.h: Do not include progmem_section definition when
2350 building with IN_TARGET_LIBS.
2352 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
2355 * config/mips/mips.c (mips_lo_sum_offset): New structure.
2356 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
2357 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
2358 (mips_orphaned_high_part_p: New functions.
2359 (mips_avoid_hazard): Don't check INSN_P here.
2360 (mips_avoid_hazards): Rename to...
2361 (mips_reorg_process_insns): ...this. Cope with
2362 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
2363 or turn them into nops.
2364 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
2365 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
2366 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
2367 (mips_override_options): Set flag_delayed_branch to 0.
2369 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
2371 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
2372 MIPS-specific implementation details.
2373 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
2374 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
2375 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
2376 for targets with movmemsi.
2377 (MOVE_BY_PIECES_P): Define.
2378 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
2379 (mips_block_move_loop): Add a bytes_per_iter argument.
2380 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
2381 Update call to mips_block_move_loop.
2383 2007-10-24 Michael Matz <matz@suse.de>
2386 * var-tracking.c (variable_union): Don't break after one loop
2387 iteration but only when a difference is found.
2388 (dump_variable): Also print DECL_UID.
2390 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
2392 * ipa-type-escape.h: Expose function
2393 is_array_access_through_pointer_and_index.
2395 (is_array_access_through_pointer_and_index):
2396 Add three new parameters. Add support of
2397 POINTER_PLUS_EXPR tree code.
2399 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
2401 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
2402 * tree-pass.h: Add pass_ipa_struct_reorg.
2403 * common.opt: Add ipa-struct-reorg flag.
2404 * Makefile.in: Add ipa-strcut-reorg.o compilation.
2405 * passes.c: Add pass pass_ipa_struct_reorg.
2406 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
2407 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
2409 2007-10-24 Ira Rosen <irar@il.ibm.com>
2411 PR tree-optimization/33804
2412 * tree-vect-transform.c (vectorizable_operation): Remove the
2413 checks that the vectorization is worthwhile from the transformation
2416 2007-10-24 Ira Rosen <irar@il.ibm.com>
2418 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
2419 vectype cannot be determined for the scalar type.
2420 (vect_analyze_slp_instance): Likewise.
2421 * tree-vect-transform.c (vect_model_reduction_cost): Change the
2422 return type to bool. Return false if vectype cannot be determined
2423 for the scalar type.
2424 (vect_get_constant_vectors): Return false if vectype cannot be
2425 determined for the scalar type.
2426 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
2427 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
2428 vectorizable_reduction): Likewise.
2430 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
2432 * config.gcc: For a FreeBSD target, parse the value of ${target}
2433 to determine the value of FBSD_MAJOR, instead of adding an
2434 explicit check for every possible FreeBSD major version.
2436 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
2438 PR rtl-optimization/33846
2439 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
2441 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
2443 PR tree-optimization/33860
2444 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
2445 interleaved accesses in case the dr is inside the inner-loop during
2446 outer-loop vectorization.
2448 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
2450 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
2451 Document MEM_POINTER. Replace mentions of "integrated"
2452 field with "return_val". Delete outdated stuff.
2454 2007-10-23 David Edelsohn <edelsohn@gnu.org>
2456 * config/rs6000/rs6000.c (rs6000_override_options): Set
2457 rs6000_altivec_abi on AIX.
2458 (conditional_register_usage): Set VR20:31 fixed on AIX.
2460 2007-10-23 Richard Guenther <rguenther@suse.de>
2462 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
2465 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
2466 David S. Miller <davem@davemloft.net>
2468 * df-scan.c (df_get_call_refs): Mark global registers as both a
2469 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
2471 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
2473 PR tree-optimization/33834
2474 PR tree-optimization/33835
2475 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
2476 stmts need to be checked for success seperately.
2477 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
2478 Remove the check that stmt is not LIVE.
2479 (vectorizable_assignment, vectorizable_induction): Likewise.
2480 (vectorizable_operation, vectorizable_type_demotion): Likewise.
2481 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
2483 (vectorizable_live_operation): Check that op is not NULL.
2485 2007-10-22 Janis Johnson <janis187@us.ibm.com>
2487 * doc/invoke.texi (Optimization Options): In the summary, show
2488 that the value for options -falign-jumps, -falign-labels,
2489 -falign-loops, -falign-functions, -fsched-stalled-insns, and
2490 -fsched-stalled-insns-dep is optional. In the summary, show that
2491 -fsched-stalled-insns takes an optional argument and that
2492 -fparallelize-loops takes an argument. Add opindex for several
2493 optimization options, and fix typos in the opindex commands for
2494 several others. In the descriptions for -fsched-stalled-insns
2495 and -fsched-stalled-insns-dep, show the options with and without
2498 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
2500 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
2502 * config/avr/avr.h (LINK_SPEC): Likewise.
2503 (CRT_BINUTILS_SPECS): Likewsie.
2504 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2506 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2508 PR rtl-optimization/33644
2509 * cfgcleanup.c: Do not include dce.h.
2510 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
2511 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
2512 * dce.c (something_changed): Delete.
2513 (libcall_dead_p): New predicate.
2514 (delete_unmarked_insns): Use it to delete dead libcalls.
2515 Deal with REG_LIBCALL and REG_RETVAL notes.
2516 (prescan_libcall_for_dce): New function.
2517 (prescan_insns_for_dce): Use it to deal with libcalls.
2518 (mark_reg_dependencies): Do nothing special for libcalls.
2519 (dce_process_block): Likewise.
2520 (fast_dce): Delete unused local variable.
2521 (run_fast_dce): Do not return a value.
2522 * dce.h (struct df): Delete.
2523 (run_fast_dce): Adjust prototype.
2524 * optabs.c (libcall_id): Delete.
2525 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
2526 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
2527 * reload1.c (reload): Delete REG_LIBCALL_ID case.
2528 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
2529 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
2530 notes instead of REG_LIBCALL_ID notes.
2531 * reg-notes.def (LIBCALL_ID): Delete.
2532 * Makefile.in (see.o): Add dce.h dependency.
2533 (cfgcleanup.o): Remove dce.h dependency.
2535 2007-10-22 Michael Matz <matz@suse.de>
2537 PR tree-optimization/33855
2538 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
2541 2007-10-22 Ira Rosen <irar@il.ibm.com>
2543 PR tree-optimization/33854
2544 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
2545 FLOAT_EXPR to the list of promotion operations.
2547 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
2551 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
2552 (print_reg): Print register prefix only with AT&T asm syntax.
2553 Support pc_rtx for RIP register.
2554 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
2555 relative addressing. Always print segment register prefix with AT&T
2556 asm syntax and never with Intel asm syntax.
2557 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
2558 Fix prefix for 16-byte XFmode operands.
2559 (output_addr_const_extra): Support Intel asm syntax.
2560 (x86_file_start): Don't use register prefix with Intel asm syntax.
2561 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
2562 ("return_internal_long"): Fix Intel asm syntax output.
2563 ("set_got_rex64"): Support Intel asm syntax.
2564 ("set_rip_rex64"): Likewise.
2565 ("set_got_offset_rex64"): Likewise.
2566 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
2568 ("*tls_global_dynamic_64"): Likewise.
2569 ("*tls_local_dynamic_base_64"): Likewise.
2570 ("*load_tp_si")("*load_tp_di"): Likewise.
2571 ("*add_tp_si")("*add_tp_di"): Likewise.
2572 ("*tls_dynamic_lea_64"): Likewise.
2573 ("*sibcall_value_1_rex64_v"): Likewise.
2574 ("stack_tls_protect_set_si"): Likewise.
2575 ("stack_tls_protect_set_di"): Likewise.
2576 ("stack_tls_protect_test_si"): Likewise.
2577 ("stack_tls_protect_test_di"): Likewise.
2578 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
2580 ("*movv2sf_internal_rex64"): Likewise.
2581 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
2582 (__get_cpuid_max): Likewise.
2584 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2586 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
2587 the STRICT_P argument type "bool" rather than "int".
2588 (mips_legitimate_address_p): Likewise.
2589 (fp_register_operand, lo_operand): Delete.
2590 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
2591 (mips_emit_scc): Rename to...
2592 (mips_expand_scc): ...this.
2593 (gen_conditional_branch): Rename to...
2594 (mips_expand_conditional_branch): ...this.
2595 (gen_conditional_move): Rename to...
2596 (mips_expand_conditional_move): ...this.
2597 (mips_gen_conditional_trap): Rename to...
2598 (mips_expand_conditional_trap): ...this and take an rtx code instead
2599 of an operands array.
2600 (mips_expand_call): Give the SIBCALL_P argument type "bool"
2602 (mips_emit_fcc_reload): Rename to...
2603 (mips_expand_fcc_reload): ...this.
2604 (init_cumulative_args): Rename to...
2605 (mips_init_cumulative_args): ...this and remove the libname argument.
2606 (function_arg_advance): Rename to...
2607 (mips_function_arg_advance): ...this.
2608 (function_arg): Rename to...
2609 (mips_function_arg): ...this and use "rtx" instead of
2611 (function_arg_boundary): Rename to...
2612 (mips_function_arg_boundary): ...this.
2613 (mips_expand_unaligned_load): Rename to...
2614 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
2615 and BITPOS arguments type "HOST_WIDE_INT".
2616 (mips_expand_unaligned_store): Rename to...
2617 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
2618 and BITPOS arguments type "HOST_WIDE_INT".
2619 (override_options): Rename to...
2620 (mips_override_options): ...this.
2621 (print_operand): Rename to...
2622 (mips_print_operand): ...this.
2623 (print_operand_address): Rename to...
2624 (mips_print_operand_address): ...this.
2625 (mips_output_ascii): Remove the PREFIX argument.
2626 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
2628 (mips_can_use_return_insn): Return a "bool" rather than an "int".
2629 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
2630 of "struct rtx_def *".
2631 (mips_secondary_reload_class): Give the IN_P argument type "bool"
2633 (build_mips16_call_stub): Delete.
2634 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
2635 (mips_use_ins_ext_p): Give the second and third arguments type
2636 "HOST_WIDE_INT" rather than "rtx".
2637 * config/mips/mips.h: Update after the above changes. Tweak comments
2639 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
2640 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2641 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
2642 element type from "char" to "bool".
2643 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
2644 (mips_cpu_info_table): Delete.
2645 * config/mips/mips.md: Update after the above changes. Tweak some
2647 * config/mips/mips-ps-3d.md: Likewise.
2648 * config/mips/mips.c: Tweak comments and formatting.
2649 Use NULL-like macros rather than 0 in various places.
2650 (mips_section_threshold): Rename to...
2651 (mips_small_data_threshold): ...this and give it an unsigned type.
2652 (num_source_filenames): Remove explicit initialization.
2653 (sdb_label_count): Likewise.
2654 (sym_lineno): Delete.
2655 (set_noat): Make static.
2656 (mips_branch_likely): Likewise, and give it type "bool".
2657 (mips_isa_info): Rename to...
2658 (mips_isa_option_info): ...this.
2659 (mips_flag_delayed_branch): Rename to...
2660 (mips_base_delayed_branch): ...this.
2661 (mips_split_addresses): Delete.
2662 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
2663 element type from "char" to "bool".
2664 (mips_regno_to_class): Add an explicit array size.
2665 (mips16_flipper): Change from type "int" to type "bool".
2666 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
2667 (mips_tls_operand_p): Rename to...
2668 (mips_tls_symbol_p): ...this.
2669 (mips_global_symbol_p): Remove redundant "const".
2670 (mips_offset_within_alignment_p): Simplify.
2671 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
2672 to STRICT_P and give it type bool.
2673 (mips_valid_base_register_p): Likewise.
2674 (mips_classify_address): Likewise.
2675 (mips_legitimate_address_p): Likewise.
2676 (mips16_unextended_reference_p): Take the offset as an
2677 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
2678 (mips_const_insns): Use IN_RANGE.
2679 (mips_force_temporary): Remove an unnecessary copy_rtx.
2680 (mips16_gp_pseudo_reg): Simplify.
2681 (mips_split_symbol): Remove an unnecessary copy_rtx.
2682 (mips_legitimize_tls_address): Only create registers if we need them.
2683 (mips_legitimize_address): Use mips_split_plus.
2684 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
2685 variable COST to NUM_OPS.
2686 (mips_legitimize_move): Use gen_lowpart.
2687 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
2688 (m16_check_op): Use IN_RANGE.
2689 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
2690 (mips_split_doubleword_move): Pass booleans to mips_subword.
2691 (mips_output_move): Store the mode in a local variable.
2692 Explicitly assert that this function does not deal with
2693 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
2694 cases more consistent.
2695 (mips_relational_operand_ok_p): Rename to...
2696 (mips_int_order_operand_ok_p): ...this.
2697 (mips_canonicalize_comparison): Rename to...
2698 (mips_canonicalize_int_order_test): ...this.
2699 (mips_emit_int_relational): Rename to...
2700 (mips_emit_int_order_test): ...this. Store the mode in a local
2702 (mips_reverse_fp_cond_p): Rename to...
2703 (mips_reversed_fp_cond): ...this.
2704 (mips_emit_compare): Make the order of the statements more consistent.
2705 (mips_emit_scc): Rename to...
2706 (mips_expand_scc): ...this.
2707 (gen_conditional_branch): Rename to...
2708 (mips_expand_conditional_branch): ...this.
2709 (gen_conditional_move): Rename to...
2710 (mips_expand_conditional_move): ...this. Build the condition
2711 separately from the main pattern.
2712 (mips_gen_conditional_trap): Rename to...
2713 (mips_expand_conditional_trap): ...this and take an rtx code instead
2714 of an operands array. Simplify.
2715 (init_cumulative_args): Rename to...
2716 (mips_init_cumulative_args): ...this. Use memset rather than a
2717 copy from a zeroed static. Use prototype_p and stdarg_p.
2718 (mips_arg_info): Rename to...
2719 (mips_get_arg_info): ...this and put the INFO argument first.
2720 (function_arg): Rename to...
2721 (mips_function_arg): ...this and use "rtx" instead of
2722 "struct rtx_def *". Only split structures into chunks if
2723 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
2724 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
2725 comparison with REAL_TYPE. Rename local variable REG to REGNO
2726 and make it unsigned.
2727 (function_arg_advance): Rename to...
2728 (mips_function_arg_advance): ...this.
2729 (function_arg_boundary): Rename to...
2730 (mips_function_arg_boundary): ...this.
2731 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
2733 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
2734 comparison with REAL_TYPE.
2735 (mips_function_value): Remove the FUNC argument. Rename local
2736 variable UNSIGNEDP to UNSIGNED_P.
2737 (mips_return_in_memory): Use IN_RANGE.
2738 (mips_setup_incoming_varargs): Pass a boolean rather than an int
2739 to FUNCTION_ARG_ADVANCE.
2740 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
2741 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
2742 SIZE and RSIZE if needed.
2743 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
2745 (build_mips16_function_stub): Rename to...
2746 (mips16_build_function_stub): ...this.
2747 (build_mips16_call_stub): Rename to...
2748 (mips16_build_call_stub): ...this. Make static, and return a
2749 "bool" rather than an "int". Rename the ARG_SIZE argument to
2750 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
2751 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
2752 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
2754 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
2755 are not sibling ones.
2756 (mips_emit_fcc_reload): Rename to...
2757 (mips_expand_fcc_reload): ...this.
2758 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
2760 (mips_expand_unaligned_load): Rename to...
2761 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
2762 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
2764 (mips_expand_unaligned_store): Rename to...
2765 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
2766 and BITPOS arguments type "HOST_WIDE_INT".
2767 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
2768 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
2770 (mips_init_split_addresses): Replace with...
2771 (mips_split_addresses_p): ...this new function.
2772 (mips_init_relocs): Check mips_split_addresses_p () rather than
2773 mips_split_addresses. Always initialize mips_split_p with booleans.
2774 (print_operand_reloc): Rename to...
2775 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
2777 (print_operand): Rename to...
2778 (mips_print_operand): ...this.
2779 (print_operand_address): Rename to...
2780 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
2781 (mips_in_small_data_p): Simplify.
2782 (mips_output_ascii): Remove the PREFIX argument and "register"
2783 keywords. Use the STRING parameter directly and cast to
2785 (mips16e_collect_argument_save_p): Use IN_RANGE.
2786 (mips_function_has_gp_insn): Simplify.
2787 (mips_set_return_address): Use BITSET_P.
2788 (mips_restore_gp): Use a separate statement to pick the base
2790 (mips_output_function_prologue): Use a local FRAME variable.
2791 (mips_save_reg): Pass booleans to mips_subword.
2792 (mips_expand_prologue): Use a local FRAME variable. Use
2793 cprestore_size to detect when .cprestore is needed.
2794 (mips_restore_reg): Use GP_REG_FIRST.
2795 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
2796 rather than "int". Use local FRAME and REGNO variables.
2797 (mips_can_use_return_insn): Return a "bool" rather than an "int".
2798 (mips_secondary_reload_class): Give the IN_P argument type "bool"
2800 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
2801 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
2802 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
2803 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
2804 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
2805 (builtin_description): Rename to...
2806 (mips_builtin_description): ...this.
2807 (mips_bdesc): Rename to...
2808 (mips_ps_bdesc): ...this.
2809 (sb1_bdesc): Rename to...
2810 (mips_sb1_bdesc): ...this.
2811 (dsp_bdesc): Rename to...
2812 (mips_dsp_bdesc): ...this.
2813 (dsp_32only_bdesc): Rename to...
2814 (mips_dsp_32only_bdesc): ...this.
2815 (bdesc_map): Rename to...
2816 (mips_bdesc_map): ...this.
2817 (bdesc_arrays): Rename to...
2818 (mips_bdesc_arrays): ...this.
2819 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
2820 Tweak error message.
2821 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
2822 Rename local variables I and J to OPNO and ARGNO respectively.
2823 Assert that the number of arguments is no more than the number of
2825 (mips_expand_builtin_compare): Use an array of arguments rather
2826 than an array of operands. Assert that the number of operands is
2828 (add_constant): Rename to...
2829 (mips16_add_constant): ...this. Use XNEW.
2830 (dump_constants_1): Rename to...
2831 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
2832 (dump_constants): Rename to...
2833 (mips16_emit_constants): ...this.
2834 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
2835 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
2836 Assign mips16_p to was_mips16_p.
2837 (mips_parse_cpu): Tweak warning message.
2838 (override_options): Rename to...
2839 (mips_override_options): ...this. Move the mips_cost initialization
2840 out of the "shared with GAS" block. Quote option names in error
2842 (mips_conditional_register_usage): Make local variable REGNO unsigned.
2843 (mips_order_regs_for_local_alloc): Remove register keyword.
2845 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2847 * system.h (IN_RANGE): Cast each argument individually.
2849 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2851 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
2852 MIPS16 code unless using o32 or o64.
2854 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2856 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
2857 for modes smaller than 4 bytes.
2858 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
2861 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2863 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
2864 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
2865 (ASM_OUTPUT_ALIGNED_BSS): Delete.
2866 * config/mips/mips.c (mips_output_aligned_bss): Delete.
2868 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2870 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
2871 sibling calls to "mips16" functions if the function satisfies
2872 const_call_insn_operand.
2874 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2876 * config/mips/mips.c (mips_va_start): Fix types in calls
2879 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2881 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
2884 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2886 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
2887 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
2888 instead of checking mips_isa.
2890 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2892 * doc/invoke.texi (-mpaired-single): Don't say that the option
2893 requires 64-bit code.
2894 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
2895 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
2896 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
2897 V2SF if ISA_MIPS32R2.
2898 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
2899 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
2900 to ISA_HAS_NMADD_NMSUB.
2901 (mips_split_doubleword_move): Handle V2SF.
2902 (mips_modes_tieable_p): New function.
2903 (override_options): Report a warning rather than an error when
2904 -mpaired-single is used on ISAs that don't support it; use
2905 ISA_HAS_PAIRED_SINGLE to check that case.
2906 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
2907 and DF move splitters with a single MOVE64 splitter, thereby adding
2908 a V2SF splitter too.
2909 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
2910 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
2911 (HALFMODE): Add V2SF.
2912 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
2913 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
2914 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
2915 (movv2sf_hardfloat_32bit): New pattern.
2916 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
2917 TARGET_DOUBLE_FLOAT conditions.
2919 2007-10-20 Jakub Jelinek <jakub@redhat.com>
2921 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
2922 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
2923 64-bit register in 64-bit libgcc.
2925 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
2927 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
2928 * config/avr/avr.h (LINK_SPEC): Likewise.
2929 (CRT_BINUTILS_SPECS): Likewsie.
2930 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2932 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2934 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
2935 and -Wfatal-errors together.
2937 2007-10-20 Alan Modra <amodra@bigpond.net.au>
2940 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
2941 change for vrsave, ie restore after frame pop.
2943 2007-10-19 David S. Miller <davem@davemloft.net>
2945 * config/sparc/niagara2.md: Fix copyright notice.
2947 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
2949 PR tree-optimization/23820
2950 PR tree-optimization/24309
2951 PR tree-optimization/33766
2952 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
2953 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
2954 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
2955 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
2956 * tree-loop-linear.c (perfect_loop_nest_depth): New.
2957 (linear_transform_loops): Use perfect_loop_nest_depth.
2958 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
2959 should have a single condition: their exit.
2961 2007-10-19 Richard Guenther <rguenther@suse.de>
2965 * stor-layout.c (layout_type): Assert that aggregates do not
2966 have their alias sets set.
2967 * alias.c (get_alias_set): Return alias set zero for incomplete
2968 types, return the alias set of the element for incomplete array
2969 types, but do not remember these.
2971 2007-10-19 Richard Guenther <rguenther@suse.de>
2974 2007-10-19 Richard Guenther <rguenther@suse.de>
2977 * tree.c (build_array_type): Do not re-layout unbound array
2980 2007-10-19 Richard Guenther <rguenther@suse.de>
2983 * tree.c (build_array_type): Do not re-layout unbound array
2986 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2988 * config/mips/mips.c (mips_canonicalize_comparison): Check
2989 mips_relational_operand_ok_p before trying to rewrite the test.
2990 Only calculate PLUS_ONE if needed.
2991 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
2994 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2996 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
2999 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3001 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
3002 the call uses the incoming value of $2.
3004 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3006 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
3007 rather then gen_rtx_MEM.
3008 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
3010 (mips_set_return_address): Likewise.
3011 (mips_restore_gp): Likewise.
3013 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3015 * config/mips/mips.c (gpr_mode): Delete.
3016 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
3017 instead of gpr_mode.
3018 (mips_for_each_saved_reg): Likewise.
3019 (mips_expand_prologue, mips_expand_epilogue): Likewise.
3020 (override_options): Don't initialize gpr_mode.
3021 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
3023 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3025 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
3027 (mips_class_max_nregs): Calculate the smallest consituent register
3028 size and use that to determine an upper bound on the number of
3031 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3033 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
3035 (mips_expand_epilogue): ...here.
3036 (mips_mdebug_abi_name): New function, split out from...
3037 (mips_file_start): ...here.
3038 (mips_hard_regno_mode_ok_p): New function, split out from...
3039 (override_options): ...here.
3040 (mips_expand_builtin_1): New function, split out from...
3041 (mips_expand_buitin): ...here. Abort if we don't recognize
3044 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3046 * config/mips/mips.c (build_mips16_function_stub): Load the
3047 target address into $1 before transfering the arguments.
3048 Don't use ".set noreorder".
3049 (build_mips16_call_stub): Likewise.
3051 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3053 * config/mips/mips.c (mips_output_32bit_xfer): New function.
3054 (mips_output_64bit_xfer): Likewise.
3055 (mips16_fp_args): Rename to...
3056 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
3057 with a DIRECTION argument. Use mips_output_32bit_xfer and
3058 mips_output_64bit_xfer.
3059 (build_mips16_function_stub): Update accordingly.
3060 (mips16_fpret_double): Delete.
3061 (build_mips16_call_stub): Update after above changes.
3062 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
3063 of mips16_fpret_double. Use GP_REG_RETURN.
3065 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3067 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
3068 use asm_out_file instead.
3069 (build_mips16_function_stub): Likewise.
3070 (build_mips16_call_stub, mips_output_function_prologue): Update
3073 2007-10-18 David S. Miller <davem@davemloft.net>
3075 Add Niagara-2 support.
3076 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
3077 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
3078 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
3079 (include): Add inclusion of niagara2.md
3080 * config/sparc/sparc.c (niagara2_costs): New.
3081 (sparc_override_options): Add niagara2 entry to cpu_default[]
3082 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
3083 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
3084 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
3085 (sparc_initialize_trampoline): Handle niagara2 like niagara.
3086 (sparc64_initialize_trampoline): Likewise.
3087 (sparc_use_sched_lookahead): Likewise.
3088 (sparc_issue_rate): Likewise.
3089 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
3091 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
3092 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
3093 TARGET_CPU_niagara2.
3094 (PROCESSOR_NIAGARA2): New.
3095 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
3096 (BRANCH_COST): Likewise.
3097 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
3098 * config/sparc/sol2.h: Likewise.
3099 * config/sparc/niagara2.md: New file.
3101 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3103 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
3105 (mips_compute_frame_info): Remove associated code.
3106 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
3108 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3110 * config/mips/mips-protos.h (compute_frame_size): Delete.
3111 * config/mips/mips.h: Update comments.
3112 * config/mips/mips.c (mips_frame_info): Remove initialized.
3113 (compute_frame_size): Rename to...
3114 (mips_compute_frame_info): ...this and make static. Remove the
3115 SIZE argument and return no value. Remove the setting of initialized.
3116 Update rest of file accordingly.
3117 (mips_set_return_address): Don't call compute_frame_size.
3118 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
3119 Don't call compute_frame_size.
3121 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3123 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
3124 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
3125 mips_hard_frame_pointer_required.
3126 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
3127 large MIPS16 frames.
3128 * config/mips/mips.c (mips_frame_pointer_required): New function.
3130 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3132 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
3133 and hard_frame_pointer_offset.
3134 (mips_debugger_offset): Use hard_frame_pointer_offset.
3135 (mips16e_collect_argument_save_p): Likewise.
3136 (compute_frame_size): Initialize arg_pointer_offset and
3137 hard_frame_pointer_offset.
3138 (mips_initial_elimination_offset): Use them.
3139 (mips_output_function_prologue): Use hard_frame_pointer_offset.
3140 (mips_expand_prologue, mips_expand_epilogue): Likewise.
3142 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3144 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
3146 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
3147 "unsigned int" rather than "int" and put them with the other
3148 register-related fields. Put expanded comments above fields
3149 rather than to their right.
3150 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
3151 with a NUM_REGS_PTR argument.
3152 (mips16e_save_restore_pattern_p): Update accordingly.
3153 (compute_frame_size): Clarify frame diagram. Rewrite.
3155 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3157 * config/mips/mips-ftypes.def: New file.
3158 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
3159 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
3160 (mips_function_type): Redefine using mips-ftypes.def.
3161 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
3162 (mips_builtin_vector_type): New function.
3163 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
3164 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
3165 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
3166 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
3168 (mips_build_function_type): New function.
3169 (mips_init_builtins): Use it to create types lazily.
3171 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3173 * config/mips/mips.h (set_volatile): Delete.
3174 * config/mips/mips.c (set_volatile): Delete.
3175 (mips_print_operand_punctuation): New function, split out from
3176 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
3177 Use the same character ordering in the code and the comments.
3178 Use a recursive call to handle '*'. Abort on unknown characters.
3179 (mips_init_print_operand_punct): New function, split out from
3181 (mips_print_int_branch_condition): New function, split out from
3182 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
3183 to report unexpected codes.
3184 (mips_print_float_branch_condition): New function, split out from
3185 print_operand. Use output_operand_lossage to report unexpected codes.
3186 (print_operand): Rework to use a case statement. Use the
3187 same letter ordering in the code and the comments. Use
3188 output_operand_lossage to report unexpected codes and
3189 reverse_condition to handle inverted branch conditions.
3190 (override_options): Use mips_init_print_operand_punct.
3192 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3194 * config/mips/mips.h: Move variable declarations to end of file and
3195 enclose them all in #ifndef USED_FOR_TARGET.
3196 * config/mips/mips.c: Reorder functions into more logical groups,
3197 and so that callees appear before callers. Put the targetm
3198 initializer at the end of the file. Remove forward static
3199 declarations where possible.
3200 (mips_init_builtins): Add "static" to definition.
3201 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
3203 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3205 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
3206 (TARGET_MAX_ANCHOR_OFFSET): Delete.
3207 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
3208 (mips_set_mips16_mode): Initialize min_anchor_offset and
3209 max_anchor_offset directly to constants.
3211 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3213 * config/mips/mips.c: Delete trailing whitespace.
3215 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3217 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
3218 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
3220 * config/mips/mips.md (load_call<mode>): Don't make the unspec
3221 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
3223 2007-10-18 David Daney <ddaney@avtrex.com>
3225 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
3226 reg_offset variable to calculate register locations.
3228 2007-10-18 Richard Guenther <rguenther@suse.de>
3230 * tree-ssa.c (uid_ssaname_map_eq): New function.
3231 (uid_ssaname_map_has): Likewise.
3232 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
3233 * tree-flow.h (struct gimple_df): Make default_defs a
3235 * tree-dfa.c (gimple_default_def): Deal with it.
3236 (set_default_def): Likewise.
3238 2007-10-18 Richard Guenther <rguenther@suse.de>
3240 * tree-flow.h (struct gimple_df): Make referenced_vars
3242 (uid_decl_map_eq): Declare.
3243 (uid_decl_map_hash): Likewise.
3244 * tree-ssa.c (uid_decl_map_eq): New function.
3245 (uid_decl_map_hash): Likewise.
3246 (init_tree_ssa): Make referenced_vars a uid_decl_map.
3247 * tree-flow-inline.h (first_referenced_var): Deal with
3248 the referenced_vars representation change.
3249 (next_referenced_var): Likewise.
3250 * tree-dfa.c (referenced_var_lookup): Likewise.
3251 (referenced_var_check_and_insert): Likewise.
3252 (remove_referenced_var): Likewise.
3254 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
3256 * config/mips/mips.c (mips_dwarf_register_span): New.
3257 (TARGET_DWARF_REGISTER_SPAN): Define.
3259 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
3261 * config.gcc : update score-*-elf(extra_objs).
3262 * config/score/mac.md : Remove.
3263 * config/score/misc.md : Remove.
3264 * config/score/score7.md : Remove.
3265 * config/score/score-mdaux.h : Remove.
3266 * config/score/score-mdaux.c : Remove.
3267 * config/score/score-version.h : Remove.
3268 * config/score/score-generic.md : New.
3269 * config/score/score3.h : New.
3270 * config/score/score3.c : New.
3271 * config/score/score7.h : New.
3272 * config/score/score7.c : New.
3273 * config/score/mul-div.S : add flush_cache score3 support.
3274 * config/score/elf.h : Fix some typos.
3275 * config/score/score.md : merge score3 and score7 pattern.
3276 * config/score/score.c : use to seperate which target it used.
3277 * config/score/score.h : use to seperate the target macro.
3278 * config/score/score.opt : remove -mmac option , add -mscore3,
3279 -mscore3d and -march OPTION support.
3281 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
3283 * cfgexpand.c (expand_stack_vars): Add checking to make sure
3284 that the offset of a variable is not greater than the size
3287 2007-10-17 Anatoly Sokolov <aesok@post.ru>
3289 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
3290 atmega88p, atmega168p and atmega328p devices.
3291 * config/avr/avr.h (LINK_SPEC): (Ditto.).
3292 (CRT_BINUTILS_SPECS): (Ditto.).
3293 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3295 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3297 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
3299 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
3300 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
3301 (print_insn): Move declaration to ...
3302 * rtl.h (print_insn): ... here.
3304 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3306 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
3307 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
3308 m68k_sched_branch_type): Move declarations to ...
3309 * config/m68/m68k-protos.h: ... here.
3311 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3313 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
3315 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
3317 * config/avr/avr.c (avr_mcu_types): Add attiny48.
3318 * config/avr/avr.h (LINK_SPEC): Likewise.
3319 (CRT_BINUTILS_SPECS): Likewsie.
3320 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3322 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
3324 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
3325 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
3326 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3328 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
3331 * reg-stack.c (move_for_stack_reg): Swap input argument of
3332 UNSPEC_TAN insn to the top of the stack.
3334 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
3337 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
3338 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
3339 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
3340 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
3341 immediate shift value.
3342 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
3343 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
3344 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
3345 Remove macros for !__OPTIMIZE__ case.
3347 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
3349 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
3351 (perform_var_substitution): Only DFS from real nodes. Don't test
3353 (unite_pointer_equivalences): Fix broken test.
3355 2007-10-17 Alan Modra <amodra@bigpond.net.au>
3357 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
3358 altivec sp_offset. Rearrange sp_offset assignments to
3359 correspond to stack adjustments. Use frame_reg_rtx for
3360 SPE register restores. Correct SPE stack adjustment.
3362 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3364 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
3365 * toplev.c (check_global_declaration_1): Use appropriate warning
3366 option instead of unnamed warning.
3367 * stor-layout.c (layout_decl): Likewise.
3368 * c-typeck.c (build_conditional_expr): Likewise.
3369 (build_compound_expr): Fix wrong comment.
3370 (build_binary_op): Use appropriate warning option instead of
3372 * cfgexpand.c (tree_expand_cfg): Likewise.
3373 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3374 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
3375 (execute_warn_function_return): Likewise.
3376 * stmt.c (warn_if_unused_value): Likewise.
3378 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
3380 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
3381 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
3383 (CRT_BINUTILS_SPECS): Likewsie.
3384 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3386 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
3389 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
3391 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3393 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
3394 (fini_dce): Only release them for the fast pass.
3395 (end_ud_dce): Delete.
3396 (rest_of_handle_ud_dce): Do not modify df_in_progress.
3397 Call fini_dce instead of end_ud_dce.
3398 (rest_of_handle_fast_dce): Do not modify df_in_progress.
3399 (run_fast_df_dce): Reset df_in_progress to false on exit.
3401 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
3402 Maxim Kuvyrkov <maxim@codesourcery.com>
3404 * target.h (unspec_may_trap_p): New target hook.
3405 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
3406 * targhooks.c (default_unspec_may_trap_p): Default implementation of
3408 * targhooks.h (default_unspec_may_trap_p): Declare it.
3409 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
3410 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
3411 * rtl.h (may_trap_p_1): Declare.
3413 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
3414 override default hook implementation.
3415 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
3418 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3420 * doc/invoke.texi (Wextra): Move it just after Wall, list the
3421 options enabled by Wextra and mention Wuninitialized.
3423 2007-10-15 Nigel Stephens <nigel@mips.com>
3425 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
3427 2007-10-15 Jakub Jelinek <jakub@redhat.com>
3429 PR tree-optimization/33136
3430 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
3432 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
3434 PR tree-optimization/33735
3435 PR tree-optimization/33572
3436 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
3437 2007-10-09's change.
3438 * except.c (duplicate_eh_regions): Don't look for prev_try
3439 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
3441 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
3444 * tree-inline.c (copy_bb): Use bsi_replace to replace a
3445 __builtin_va_arg_pack-containing call stmt.
3447 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
3449 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
3452 2007-10-15 Jakub Jelinek <jakub@redhat.com>
3454 PR tree-optimization/33619
3455 * tree-ssa-ter.c (is_replaceable_p): Return false for all
3458 2007-10-15 David Edelsohn <edelsohn@gnu.org>
3460 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
3462 2007-10-15 Richard Guenther <rguenther@suse.de>
3464 * fold-const.c (extract_array_ref): Remove.
3465 (fold_comparison): Handle POINTER_PLUS_EXPR with the
3466 generic address expression comparison folding. Remove
3467 the folding that used extract_array_ref.
3469 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3472 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
3473 speculation type of insn can be changed before trying to do that.
3475 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
3477 * dse.c (struct insn_info): Add 'frame_read' field.
3478 (scan_insn): For the call to a const function, set frame_read if
3479 reload has been run.
3480 If the insn reads the frame, kill the frame related stores.
3481 (scan_reads_nospill): Likewise.
3483 2007-10-14 Jason Merrill <jason@redhat.com>
3485 * tree-eh.c (optimize_double_finally): Don't assume that the
3486 cleanup we're duplicating is only one statement.
3488 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
3490 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
3491 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
3492 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
3493 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
3494 tree-vect-transform.c: Fix comment typos.
3495 * doc/extend.texi: Fix a typo.
3497 * c-common.h: Remove the prototype for c_expand_body.
3498 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
3499 * tree.h: Remove the prototype for fold_build_call_expr.
3501 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
3503 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
3505 2007-10-13 David Edelsohn <edelsohn@gnu.org>
3507 * config/rs6000/aix53.h: New file.
3508 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
3509 (TARGET_ALTIVEC_ABI): Same.
3510 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
3511 (TARGET_ALTIVEC_ABI): Delete.
3512 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
3513 stanza defaulting to aix5.3.
3515 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
3517 * config/i386/i386.md (SI_REG, DI_REG): New constants.
3518 (strmov): Use defined constants.
3519 (cmpstrnsi): Likewise.
3520 * config/i386/i386.c (decide_alg): Use defined constants.
3521 (ix86_expand_strlen): Likewise.
3523 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
3525 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
3526 * var-tracking.c (micro_operation_def): Update comment on u.loc.
3527 (mode_for_reg_attrs, var_lowpart): New functions.
3528 (add_uses): Consider recording a lowpart of LOC for MO_USE.
3529 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
3530 or copy is known, set LOC to the SET that performs the set, instead
3532 (find_src_status, find_src_set_src): Remove LOC parameter.
3533 Replace INSN with the source value.
3534 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
3535 handling MO_SET and MO_COPY. Update the calls to find_src_status
3536 and find_src_set_src.
3538 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
3541 * config/i386/i386.md (strmov): Check for esi and edi usage.
3542 * config/i386/i386.c (decide_alg): Check whether we can use a
3543 rep prefix and adjust algorithm choice accordingly.
3544 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
3546 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3548 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
3550 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3552 * global.c (build_insn_chain): Formatting fixes.
3554 2007-10-12 Richard Guenther <rguenther@suse.de>
3556 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
3557 combining both operands require either both have single uses
3558 or combining to a constant.
3560 2007-10-12 Richard Guenther <rguenther@suse.de>
3563 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
3564 a rhs with side-effects or which is a load.
3565 (forward_propagate_into_cond): Also try combining both operands.
3567 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
3569 PR tree-optimization/33742
3570 * tree-vect-transform.c (vectorizable_operation): Return false
3571 if get_vectype_for_scalar_type for scalar_dest can't be determined.
3572 (vectorizable_call): Same for rhs_type and lhs_type.
3574 2007-10-12 Jakub Jelinek <jakub@redhat.com>
3576 PR tree-optimization/33645
3577 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
3578 pass it to walk_tree.
3579 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
3580 When calling set_is_used on a VAR_DECL, if data is not NULL and
3581 its DECL_UID is in the bitmap, call mark_all_vars_used on its
3582 DECL_INITIAL after clearing the bit in bitmap.
3583 (remove_unused_locals): Adjust mark_all_vars_used callers.
3584 Instead of removing unused global vars from unexpanded_var_list
3585 immediately record them in bitmap, call mark_all_vars_used on
3586 all used global vars from unexpanded_var_list and only purge
3587 global vars that weren't found used even during that step.
3589 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3591 * gthr-posix.h (__gthread_active_init): Create detached instead of
3592 joinable thread when testing whether threads are active on hppa-hpux.
3593 * gthr-posix95.h (__gthread_active_init): Likewise.
3595 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3598 * global.c (build_insn_chain): Include insn that occur between
3601 2007-10-11 Tom Tromey <tromey@redhat.com>
3603 * gengtype-yacc.y: Delete.
3605 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
3607 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
3608 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
3609 function_value_32, function_value_64, function_value_ms_64,
3610 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
3611 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
3614 2007-10-11 Richard Guenther <rguenther@suse.de>
3616 * gcse.c (hash_scan_set): If the next nonnote insn is in
3617 a different basic block insert the set.
3619 2007-10-11 Richard Guenther <rguenther@suse.de>
3622 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
3623 (verify_gimple_expr): Use it to verify pointer-to types for
3626 2007-10-11 Richard Guenther <rguenther@suse.de>
3629 * c-typeck.c (build_array_ref): Do not strip qualifiers from
3630 the array element type.
3632 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
3634 PR rtl-optimization/33638
3635 * dse.c (struct insn_info): Remove 'stack_read' field,
3636 add 'stack_pointer_based' field.
3637 (record_store): For a store with non-constant base, record
3638 whether it is stack pointer based.
3639 (scan_insn): For the call to a const function, remove stack
3640 pointer based stores from the list of local active stores.
3641 (scan_reads_nospill): Delete code dealing with const functions.
3643 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
3645 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
3647 (conflict_p, set_conflict, set_conflicts): Likewise.
3648 * global.c (global_alloc): Likewise.
3649 * ra.h: Update prototypes.
3651 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
3653 * opth-gen.awk: Fixed generation of comment stating the origin
3656 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
3659 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3660 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
3661 and '%}', respectively.
3664 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3665 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
3666 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
3668 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
3672 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
3673 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
3674 syntax for ASSEMBLER_DIALECT.
3675 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
3677 2007-10-10 Revital Eres <eres@il.ibm.com>
3679 * modulo-sched.c (check_nodes_order): Dump the final order of
3681 (get_sched_window): Add dump info.
3682 (calculate_order_params): Dump order params of the nodes.
3684 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
3687 * ra-conflict.c (record_one_conflict_between_regnos,
3688 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
3689 (global_conflicts): Enhanced incorrect check.
3691 2007-10-09 Geoffrey Keating <geoffk@apple.com>
3693 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
3694 if flag_exceptions is not set.
3695 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
3696 assemble_name rather than incorrectly emulating it.
3698 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
3699 friends are removed from G++.
3701 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3703 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
3704 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
3705 enabling them is redundant. Don't check two times for
3708 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
3710 * ra-conflict.c (record_one_conflict_between_regnos): Revert
3712 (set_conflicts_for_earlyclobber): Likewise.
3713 (global_conflicts): Likewise.
3715 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3717 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
3718 and '%}', respectively.
3720 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3722 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
3723 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
3725 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
3728 2007-10-09 Richard Guenther <rguenther@suse.de>
3731 * gimplify.c (canonicalize_component_ref): Honor qualifiers
3732 of referenced structure and component.
3734 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
3737 * ra-conflict.c (record_one_conflict_between_regnos,
3738 set_conflicts_for_earlyclobber, global_conflicts): Improved
3740 (global_conflicts): Removed incorrect check.
3742 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
3744 PR tree-optimization/33615
3745 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
3746 if the statement might throw. Fix formatting.
3748 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
3750 PR tree-optimization/33615
3751 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
3752 if the rhs might throw.
3754 2007-10-09 Jan Hubicka <jh@suse.cz>
3756 * invoke.texi (align-threshold, align-loop-iterations): Document.
3757 * final.c: Include cfgloop.h, params.h
3758 (compute_alignments): Dump decisions and compare them with loop
3759 structure; honor given parameters.
3760 (pass_compute_alignments): New dump file.
3761 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
3762 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
3764 2007-10-09 James E. Wilson <wilson@specifix.com>
3766 PR tree-optimization/33655
3768 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
3769 convert it to bitsizetype before size_binop call.
3771 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
3773 PR tree-optimization/33572
3774 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
3775 the absence of a corresponding edge from the exit block.
3777 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
3780 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
3782 (sra_build_assignment): Likewise. Set up mask depending on
3783 precision, not type.
3784 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
3785 computing bit masks.
3786 (sra_build_elt_assignment): Don't view-convert from signed to
3788 (sra_explode_bitfield_assignment): Use bit-field type if
3789 possible. Use BYTES_BIG_ENDIAN.
3791 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
3794 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
3795 the original stmt can throw.
3796 (sra_build_bf_assignment): Fix type mismatch when applying negated
3799 2007-10-08 Geoffrey Keating <geoffk@apple.com>
3801 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
3802 '#pragma mark' to be executed at preprocessing time.
3804 2007-10-08 Ollie Wild <aaw@google.com>
3806 * varasm.c (compare_constant): Removed call to
3807 lang_hooks.expand_constant.
3808 (copy_constants): Removed call to lang_hooks.expand_constant.
3809 (compute_reloc_for_constant): Removed call to
3810 lang_hooks.expand_constant.
3811 (output_addressed_constants): Removed call to
3812 lang_hooks.expand_constant.
3813 (constructor_static_from_elts_p): Removed call to
3814 lang_hooks.expand_constant.
3815 (output_constant): Removed calls to lang_hooks.expand_constant.
3816 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3817 * langhooks-def.h (lhd_return_tree): Removed.
3818 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3819 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3820 * langhooks.c (lhd_return_tree): Removed.
3822 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
3824 * combine.c (setup_incoming_promotions): Ensure that
3825 arguments that have not undergone mode promotions do not
3826 incorrectly get marked as being sign- or zero-extended.
3828 2007-10-08 Richard Guenther <rguenther@suse.de>
3833 * fold-const.c (fold_binary): Use correct types in folding
3834 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
3835 and building of RROTATE_EXPR.
3837 2007-10-08 Richard Guenther <rguenther@suse.de>
3842 * fold-const.c (fold_binary): Use the correct types when
3843 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
3844 (fold_binary): Use the correct types when folding
3845 (-A) - B to (-B) - A.
3846 (fold_unary): Use the correct types when folding ~(X).
3848 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3850 * doc/invoke.texi (Wall): fix formatting issues.
3852 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
3854 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
3855 truncated shift counts.
3857 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
3859 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
3860 syntax for ASSEMBLER_DIALECT.
3861 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
3863 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
3864 Nathan Froyd <froydnj@codesourcery.com>
3866 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
3867 when determining whether to record INCOMING_RETURN_ADDR_RTX.
3869 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
3872 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3874 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3875 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3876 the function, temporarily point the debug interface to the null one.
3878 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
3880 PR tree-optimization/33655
3882 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
3885 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
3887 PR tree-optimization/33572
3888 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
3889 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
3890 (update_ssa_across_abnormal_edges): ... this. Set slots in the
3892 (copy_edges_for_bb): Handle nonlocal label edges.
3893 (make_nonlocal_label_edges): Deleted.
3894 (optimize_inline_calls): Don't call it.
3896 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
3898 * gthr-single.h: Revert last change.
3900 2007-10-05 Michael Matz <matz@suse.de>
3903 * lower-subreg.c (decompose_multiword_subregs): Use
3904 validate_unshare_change().
3906 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
3908 * ra-conflict.c: Include "sparseset.h".
3909 (conflicts): Change to HOST_WIDEST_FAST_INT.
3910 (allocnos_live): Redefine variable as a sparseset.
3911 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
3913 (allocno_row_words): Removed global variable.
3914 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
3915 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
3916 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
3917 (record_one_conflict_between_regnos): Cache allocno values and reuse.
3919 (record_one_conflict): Update uses of allocnos_live to use
3920 the sparseset routines. Use set_conflicts_p.
3921 (mark_reg_store): Likewise.
3922 (set_reg_in_live): Likewise.
3923 (global_conflicts): Update uses of allocnos_live.
3924 Use the new adjacency list to visit an allocno's neighbors
3925 rather than iterating over all possible allocnos.
3926 Call set_conflicts_p to setup conflicts rather than adding
3928 * global.c: Comments updated.
3929 (CONFLICTP): Delete define.
3930 (regno_compare): New function. Add prototype.
3931 (global_alloc): Sort the allocno to regno mapping according to
3932 which basic blocks the regnos are referenced in. Modify the
3933 conflict bit matrix to a compressed triangular bitmatrix.
3934 Only allocate the conflict bit matrix and adjacency lists if
3935 we are actually going to allocate something.
3936 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
3937 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
3938 allocno's neighbors rather than iterating over all possible allocnos.
3939 (mirror_conflicts): Removed function.
3940 (dump_conflicts): Iterate over regnos rather than allocnos so
3941 that all dump output will be sorted by regno number.
3942 Use the FOR_EACH_CONFLICT macro.
3943 * ra.h: Comments updated.
3944 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
3945 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
3947 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
3948 (adjacency_list_d, adjacency_iterator_d): New types.
3949 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
3950 adjacency_iter_next, regno_basic_block): New static inline functions.
3951 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
3952 (conflict_p): Add function prototype.
3953 * sparseset.h, sparseset.c: New files.
3954 * Makefile.in (OBJS-common): Add sparseset.o.
3955 (sparseset.o): New rule.
3957 2007-10-05 Richard Guenther <rguenther@suse.de>
3960 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
3963 2007-10-05 Michael Matz <matz@suse.de>
3966 * function.c (match_asm_constraints_1): Check for input
3967 being used in the outputs.
3969 2007-10-05 Richard Guenther <rguenther@suse.de>
3971 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
3973 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
3976 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
3977 subset checks. Make the cost of FPR -> FPR moves depend on
3978 mips_mode_ok_for_mov_fmt_p.
3980 2007-10-04 Doug Kwan <dougkwan@google.com>
3982 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
3983 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3984 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
3985 support of conditional variables.
3986 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
3987 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3988 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
3989 support of conditional variables.
3990 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
3991 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3992 conditional variables.
3993 * gthr.h: Update comments to document new interface.
3995 2007-10-04 Geoffrey Keating <geoffk@apple.com>
3997 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
4000 2007-10-04 Anatoly Sokolov <aesok@post.ru>
4002 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
4004 2007-10-04 Richard Guenther <rguenther@suse.de>
4007 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
4008 does not need to be of INTEGER_TYPE.
4009 (verify_gimple_2): New function split out from ...
4010 (verify_gimple_1): ... here. ICE if there was an error during
4013 2007-10-04 Michael Matz <matz@suse.de>
4015 PR rtl-optimization/33653
4016 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
4017 * dse.c (scan_insn): Same.
4019 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4021 * config.gcc: Remove USE_GAS for m68k targets.
4023 2007-10-04 Richard Guenther <rguenther@suse.de>
4025 PR tree-optimization/33627
4026 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
4027 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
4029 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
4030 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
4032 2007-10-04 Anatoly Sokolov <aesok@post.ru>
4034 * config/avr/avr.c (commands_in_file, commands_in_prologues,
4035 commands_in_epilogues): Remove variables.
4036 (avr_file_start): Remove unneded initializations of commands_in_file,
4037 commands_in_prologues and commands_in_epilogues variables.
4038 (avr_file_end): Remove dead code.
4040 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4042 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
4043 MOTOROLA is to true.
4045 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
4048 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
4049 (mips_split_doubleword_move): ...this.
4050 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
4051 use natural endianness for multi-format FPR values.
4052 (mips_split_64bit_move): Rename to...
4053 (mips_split_doubleword_move): ...this and extend to 64-bit words.
4054 Use move_doubleword_fpr* patterns for moves involving FPRs.
4055 (mips_save_reg): Update the call to mips_split_64bit_move.
4056 (mips_secondary_reload_class): Return NO_REGS for any reload of a
4057 nonzero constant into an FPR if the constant can be forced to memory.
4058 * config/mips/mips.md: Update the splitter calls to
4059 mips_split_64bit_move.
4060 (UNSPEC_LOAD_DF_LOW): Rename to...
4061 (UNSPEC_LOAD_LOW): ...this.
4062 (UNSPEC_LOAD_DF_HIGH): Rename to...
4063 (UNSPEC_LOAD_HIGH): ...this.
4064 (UNSPEC_STORE_DF_HIGH): Rename to...
4065 (UNSPEC_STORE_WORD): ...this.
4066 (SPLITF): New mode iterator.
4067 (HALFMODE): New mode attribute.
4068 (movtf): New expander.
4069 (*movtf_internal): New define_insn_and_split.
4070 (move_doubleword_fpr<mode>): New expander.
4071 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
4073 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
4074 (mfhc1<mode>): ...these more general patterns.
4076 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4078 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
4080 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4082 * gcse.c (hash_scan_set): Insert set in insn before note at
4083 the end of basic block.
4085 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
4087 PR tree-optimization/33576
4088 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
4089 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
4090 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
4091 (remove_iv): Declared.
4092 * lambda-code.c (remove_iv): Not static.
4093 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
4094 Don't remove ivs there, save ivs in the buffer.
4096 2007-10-03 Jason Merrill <jason@redhat.com>
4099 * tree-eh.c (same_handler_p): New fn.
4100 (optimize_double_finally): New fn.
4101 (refactor_eh_r): New fn.
4102 (refactor_eh): New fn.
4103 (pass_refactor_eh): New pass.
4104 * tree-pass.h: Declare it.
4105 * passes.c (init_optimization_passes): Add it.
4107 2007-10-03 Doug Kwan <dougkwan@google.com>
4108 Richard Guenther <rguenther@suse.de>
4111 * dwarf2out.c (reference_to_unused): Disable sanity checking,
4112 be conservative instead.
4114 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4117 * doc/invoke.texi (-fwhole-program): Document that Fortran
4118 doesn't support this option.
4120 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
4123 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
4126 2007-10-02 David Daney <ddaney@avtrex.com>
4128 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
4129 against constant zero.
4130 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
4133 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
4135 * ra-conflict.c: New file.
4137 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
4138 usage to DF_LIVE usage.
4139 (reload): Remove reference to df_get_live_top.
4140 * rtlanal.c (subreg_nregs_with_regno): New function.
4141 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
4142 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
4143 (df_has_eh_preds): Removed.
4144 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
4145 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
4147 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
4148 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
4149 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
4150 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
4151 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
4152 (global_alloc): Turn off rescanning insns after call to
4153 global_conflicts and added call to set_preferences.
4154 (global_conflicts): Moved to ra-alloc.c.
4155 (set_preferences_1, set_preferences): New function.
4156 (mirror_conflicts): Changed types for various variables.
4157 (mark_elimination): Change DF_RA_LIVE
4158 usage to DF_LIVE usage.
4159 (build_insn_chain): Rewritten from scratch and made local.
4160 (print_insn_chain, print_insn_chains): New functions.
4161 (dump_conflicts): Do not print conflicts for fixed_regs.
4162 (rest_of_handle_global_alloc): Turn off insn rescanning.
4163 * hard-reg-set.h: Fixed comment.
4164 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
4165 usage to DF_LIVE usage and delete refs to TOP sets.
4166 (block_alloc): Mark regs as live if they are in the artificial
4167 defs at top of block.
4168 (find_stack_regs): New function.
4169 (rest_of_handle_local_alloc): Changed urec problem to live
4170 problem and do not turn off df rescanning.
4171 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
4172 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
4173 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
4174 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
4175 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
4176 fields in df_ref_flags. The rest have been renumbered.
4177 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
4179 * rtl.h (subreg_nregs_with_regno): New function.
4180 * df-problems.c: (df_get_live_out, df_get_live_in,
4181 df_get_live_top): Removed reference to DF_RA_LIVE.
4182 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
4183 df_live_alloc, df_live_reset, df_live_local_finalize,
4184 df_live_free): Make top set only if different from in set.
4185 (df_lr_top_dump, df_live_top_dump): Only print top set if
4186 different from in set.
4187 (df_lr_bb_local_compute): Removed unnecessary check.
4188 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
4189 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
4190 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
4191 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
4192 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
4193 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
4194 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
4195 df_urec_add_problem): Removed.
4196 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
4198 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
4199 * basic_block.h (bb_has_abnormal_pred): New function.
4200 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
4201 usage to DF_LIVE usage.
4203 2007-10-02 Revital Eres <eres@il.ibm.com>
4205 * config/rs6000/predicates.md (easy_vector_constant): Return false
4206 for 750CL paired vectors.
4207 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
4209 (vec_initv2sf): Add new description.
4210 (vconcatsf): Likewise.
4211 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
4212 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
4214 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
4216 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
4217 sinking the last stmt in a BB.
4219 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
4222 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
4223 (sra_hash_tree): Handle BIT_FIELD_REFs.
4224 (sra_elt_hash): Don't hash bitfld blocks.
4225 (sra_elt_eq): Skip them in parent compares as well. Handle
4227 (build_element_name_1): Handle BIT_FIELD_REFs.
4228 (instantiate_element): Propagate nowarn from parents. Create
4229 BIT_FIELD_REF for variables that are widened by scalarization.
4230 Gimple-zero-initialize all bit-field variables that are not
4231 part of parameters that are going to be scalarized on entry.
4232 (instantiate_missing_elements_1): Return the sra_elt.
4233 (canon_type_for_field): New.
4234 (try_instantiate_multiple_fields): New. Infer widest possible
4235 access mode from decl or member type, but clip it at word
4236 size, and only widen it if a field crosses an alignment
4238 (instantiate_missing_elements): Use them.
4239 (generate_one_element_ref): Handle BIT_FIELD_REFs.
4240 (scalar_bitfield_p): New.
4241 (sra_build_assignment): Optimize assignments from scalarizable
4242 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
4245 (sra_build_bf_assignment): New. Optimize assignments to
4246 scalarizable BIT_FIELD_REFs.
4247 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
4248 assignments to full variables.
4249 (generate_copy_inout): Use the new macros and functions.
4250 (generate_element_copy): Likewise. Handle bitfld differences.
4251 (generate_element_zero): Don't recurse for blocks. Use
4252 sra_build_elt_assignment.
4253 (generate_one_element_init): Take elt instead of var. Use
4254 sra_build_elt_assignment.
4255 (generate_element_init_1): Adjust.
4256 (bitfield_overlap_info): New struct.
4257 (bitfield_overlaps_p): New.
4258 (sra_explode_bitfield_assignment): New. Adjust widened
4259 variables to account for endianness.
4260 (sra_sync_for_bitfield_assignment): New.
4261 (scalarize_use): Re-expand assignment to/from scalarized
4262 BIT_FIELD_REFs. Explode or sync needed members for
4263 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
4264 (scalarize_copy): Use REPLDUP.
4265 (scalarize_ldst): Move assert before dereference. Adjust EH
4267 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
4269 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
4271 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
4272 Rename CR_* constants to CMP_*. Fix spacing.
4274 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4277 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
4278 to be processed with the special script doc/install.texi2html.
4280 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4282 * doc/invoke.texi (Wall): List the options enabled by Wall.
4283 (Wstrict-aliasing): Add missing @option.
4285 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
4287 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
4288 rather than gen_lowpart to change a register from DImode to DFmode.
4289 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
4290 both FROM and TO are integer modes that are no bigger than 4 bytes.
4291 (mips_mode_ok_for_mov_fmt_p): New function.
4292 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
4293 (mips_secondary_reload_class): Tweak formatting and comments.
4294 Use reg_class_subset_p instead of direct comparisons with
4295 classes. Only allow direct FPR<->FPR moves for modes that
4296 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
4297 for 4- and 8-byte types. Handle reloads in which X is an FPR.
4298 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
4299 (*movdi_64bit): Likewise.
4300 (*movsi_internal): Likewise.
4301 (*movhi_internal): Likewise.
4302 (*movqi_internal): Likewise.
4304 2007-09-30 Diego Novillo <dnovillo@google.com>
4307 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
4310 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
4312 PR tree-optimization/33597
4313 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
4314 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
4316 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
4318 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
4319 instead of variants of (!reload_in_progress && !reload_completed).
4320 (x86_expand_vector_move): Ditto.
4322 2007-09-28 Ollie Wild <aaw@google.com>
4325 2007-09-27 Ollie Wild <aaw@google.com>
4327 * varasm.c (compare_constant): Removed call to
4328 lang_hooks.expand_constant.
4329 (copy_constants): Removed call to lang_hooks.expand_constant.
4330 (compute_reloc_for_constant): Removed call to
4331 lang_hooks.expand_constant.
4332 (output_addressed_constants): Removed call to
4333 lang_hooks.expand_constant.
4334 (constructor_static_from_elts_p): Removed call to
4335 lang_hooks.expand_constant.
4336 (output_constant): Removed calls to lang_hooks.expand_constant.
4337 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4338 * langhooks-def.h (lhd_return_tree): Removed.
4339 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4340 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4341 * langhooks.c (lhd_return_tree): Removed.
4343 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4346 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
4347 argument to gen_selb.
4349 2007-09-28 Chao-ying Fu <fu@mips.com>
4351 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
4352 * doc/libgcc.texi (Fixed-point fractional library routines):
4353 Fix typos for neg and cmp functions.
4355 2007-09-28 Michael Matz <matz@suse.de>
4357 PR rtl-optimization/33552
4358 * function.c (match_asm_constraints_1): Check for overlap in
4359 inputs and replace all occurences.
4361 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
4363 * config/mips/mips.c (override_options): Fix comment typo.
4365 2007-09-28 Jie Zhang <jie.zhang@analog.com>
4367 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
4368 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
4369 * config/bfin/t-bfin-linux (crti.o): Don't build.
4371 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
4372 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
4374 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
4376 2007-09-27 Ollie Wild <aaw@google.com>
4378 * varasm.c (compare_constant): Removed call to
4379 lang_hooks.expand_constant.
4380 (copy_constants): Removed call to lang_hooks.expand_constant.
4381 (compute_reloc_for_constant): Removed call to
4382 lang_hooks.expand_constant.
4383 (output_addressed_constants): Removed call to
4384 lang_hooks.expand_constant.
4385 (constructor_static_from_elts_p): Removed call to
4386 lang_hooks.expand_constant.
4387 (output_constant): Removed calls to lang_hooks.expand_constant.
4388 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4389 * langhooks-def.h (lhd_return_tree): Removed.
4390 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4391 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4392 * langhooks.c (lhd_return_tree): Removed.
4394 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4397 * expr.c (emit_group_load_1): Split constant double when destination
4398 length is half source length.
4400 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
4402 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
4403 (mips_cpu_info): Add tune_flags.
4404 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
4405 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
4407 (override_options): Remove deprecation code. Use branch-likely
4408 instructions for optimize_size or if the tuning flags do not
4409 suggest otherwise. Tweak warning.
4410 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
4412 2007-09-27 Matthias Klose <doko@ubuntu.com>
4414 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
4415 multilib osdirname if it exists.
4416 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
4418 2007-09-27 Ian Lance Taylor <iant@google.com>
4420 PR tree-optimization/33565
4421 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
4422 assignments of comparisons.
4423 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
4424 parameter. Change caller. Defer overflow warnings around call to
4426 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
4427 TREE_NO_WARNING is set on the statement.
4428 * tree-ssa-forwprop.c
4429 (tree_ssa_forward_propagate_single_use_vars): Don't test
4430 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
4431 * tree-cfg.c (fold_cond_expr_cond): Likewise.
4433 2007-09-27 Joseph Myers <joseph@codesourcery.com>
4435 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
4436 reduce offset by units of 0x10000 for SPE vector modes or modes
4437 used with E500 double instructions.
4439 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
4441 * simplify-rtx.c (comparison_result): New.
4442 (simplify_const_relational_operation): Use it instead of the five
4443 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
4444 Improve bounds-checking optimizations; remove subsumed POPCOUNT
4445 optimizations. Extract nonzero_address_p optimizations into a
4446 separate "if" together with optimizations where op1 is const0_rtx.
4447 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
4448 floating-point arguments too when appropriate. Hoist test for ABS
4449 outside the final switch statement.
4450 * cse.c (fold_rtx): Don't look for an IOR equivalent of
4451 folded_arg0 if we found a constant equivalent. Remove
4452 transformations done in simplify-rtx.c for "op0 RELOP op0".
4454 2007-09-27 Jakub Jelinek <jakub@redhat.com>
4456 * builtins.c (expand_builtin, expand_builtin_object_size,
4457 expand_builtin_memory_chk, maybe_emit_chk_warning,
4458 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
4460 * expr.c (expand_expr_real_1): Likewise.
4461 * langhooks-def.h (struct diagnostic_info): Add forward decl.
4462 (lhd_print_error_function): Add third argument.
4463 * langhooks.h (struct diagnostic_info): Add forward decl.
4464 (struct lang_hooks): Add third argument to print_error_function.
4465 * diagnostic.h (diagnostic_info): Add abstract_origin field.
4466 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
4468 (diagnostic_report_current_function): Likewise.
4469 * toplev.c (announce_function): Pass NULL as second argument to
4470 diagnostic_set_last_function.
4471 * diagnostic.c (diagnostic_report_current_function): Add second
4472 argument, pass it as third argument to lang_hooks.print_error_function.
4473 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
4474 to diagnostic_report_current_function.
4475 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
4476 and message.abstract_origin.
4477 (verbatim): Initialize abstract_origin.
4478 * pretty-print.h (text_info): Add abstract_origin field.
4479 * pretty-print.c (pp_base_format): Handle %K.
4480 * langhooks.c (lhd_print_error_function): Add third argument. If
4481 diagnostic->abstract_origin, print virtual backtrace.
4482 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
4483 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
4484 (init_dynamic_diag_info): Likewise.
4486 2007-09-26 David Daney <ddaney@avtrex.com>
4489 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
4490 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
4491 sync_old_nand<mode>, sync_new_nand<mode>,
4492 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
4493 Update length attributes.
4494 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
4495 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
4497 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
4498 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
4499 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
4502 2007-09-26 Richard Guenther <rguenther@suse.de>
4504 PR tree-optimization/33563
4505 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
4506 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
4508 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
4509 get_use_of_stmt_lhs.
4511 2007-09-26 Joseph Myers <joseph@codesourcery.com>
4514 * c-common.c (complete_array_type): Diagnose too-large arrays and
4515 set type to error_mark_node.
4517 2007-09-26 Richard Guenther <rguenther@suse.de>
4519 PR tree-optimization/30375
4520 PR tree-optimization/33560
4521 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
4525 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
4527 * tree-ssa-dse.c (aggregate_vardecl_d): New.
4528 (dse_global_data): Add aggregate_vardecl field.
4529 (dse_possible_dead_store_p): New.
4530 Add prev_defvar variable.
4531 Allow immediate uses and previous immediate uses to differ
4532 if they are setting different parts of the whole.
4533 (get_aggregate_vardecl): New.
4534 (dse_record_partial_aggregate_store): New.
4535 (dse_whole_aggregate_clobbered_p): New.
4536 (dse_partial_kill_p): New.
4537 Call dse_maybe_record_aggregate_store().
4538 When checking whether a STMT and its USE_STMT refer to the
4539 same memory address, check also for partial kills that clobber
4541 Move some variable definitions to the block where they are used.
4542 (aggregate_vardecl_hash): New.
4543 (aggregate_vardecl_eq): New.
4544 (aggregate_vardecl_free): New.
4545 (aggregate_whole_store_p): New.
4546 (tree_ssa_dse): Initialize and free aggregate_vardecl.
4547 Mark which aggregate stores we care about.
4549 2007-09-25 DJ Delorie <dj@redhat.com>
4552 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
4555 2007-09-25 Michael Meissner <michael.meissner@amd.com>
4558 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
4559 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
4560 for vector int32 -> int64 conversions. Don't write beyond the end
4561 of the allocated vector for int32 -> int64 conversions.
4563 2007-09-25 Revital Eres <eres@il.ibm.com>
4565 * config/rs6000/paired.h (paired_sel): New.
4566 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
4567 (rs6000_expand_ternop_builtin): Pass zero const_double operand
4568 when expanding selv2sf.
4569 * config/rs6000/rs6000.h (rs6000_builtins): Add
4570 PAIRED_BUILTIN_SELV2SF4.
4572 2007-09-25 Joseph Myers <joseph@codesourcery.com>
4575 * c-typeck.c (default_conversion): Call require_complete_type
4576 before perform_integral_promotions.
4577 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
4578 (build_c_cast): Call require_complete_type except for casts to
4580 (convert_for_assignment): Call require_complete_type.
4582 2007-09-25 Revital Eres <eres@il.ibm.com>
4584 * config/spu/spu.md: Fix doloop pattern.
4586 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
4588 * config/bfin/bfin.c (expand_prologue_reg_save,
4589 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
4590 and ASTAT moved here...
4591 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
4592 ... from here. New argument ALL; callers changed.
4593 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
4594 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
4595 have the "saveall" attribute.
4597 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
4599 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
4601 (INCOMING_REGNO, OUTGOING_REGNO): Define.
4602 * config/mmix/mmix.c (mmix_opposite_regno): New function.
4603 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
4605 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
4606 with REG_P tests before REGNO access.
4608 2007-09-24 DJ Delorie <dj@redhat.com>
4611 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
4613 (movqicc_<code>_<mode>): Likewise.
4614 (movhicc_<code>_<mode>): Likewise.
4616 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
4619 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
4620 register for reload.
4622 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
4625 * config/i386/i386.c (ix86_comp_type_attributes): Check
4628 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4630 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
4631 "move.l %a4,%a4" to produce nops.
4632 * config/m68k/m68k.c (override_options): Reset align options,
4633 if neccessary align macro isn't avaible.
4635 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4637 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
4639 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4641 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
4643 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
4644 reload is completed.
4645 (peephole pattern): Convert most of them to RTL peephole pattern.
4647 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4649 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
4650 (moved from fp compare patterns).
4651 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
4652 Cleanup predicates to relieve reload.
4653 (conditional_trap): Reject conditional trap with fp condition.
4654 * config/m68k/predicates.md (fp_src_operand): New, reject
4655 certain constants early.
4657 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4659 * final.c (final_scan_insn): Remove accidentally duplicated code.
4661 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4663 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
4664 Allow --with-tune=cell and --with-cpu=cell.
4666 2007-09-24 David Edelsohn <edelsohn@gnu.org>
4668 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
4669 * config/rs6000/rs6000.opt (swdiv): Change option to ...
4671 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
4673 (TARGET_BUILTIN_RECIPROCAL): Use it.
4674 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
4675 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
4676 (rs6000_emit_swrsqrtsf): New.
4677 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
4679 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
4680 (divsf3): Remove swdiv support.
4683 (rsqrt_internal1): New.
4684 (divdf3): Remove swdiv support.
4687 2007-09-24 Jakub Jelinek <jakub@redhat.com>
4690 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
4692 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
4693 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
4694 * tree.c (type_hash_eq): For FUNCTION_TYPE use
4695 lang_hooks.type.type_hash_eq in addition to generic tests.
4697 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
4698 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
4700 * tree-inline.h (eni_weights): Add field target_builtin_cost to
4701 reflect the cost per call to a target specific builtin.
4702 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
4703 call to a target specific builtin, then use target_builtin_call_cost.
4704 (init_inline_once): Initialize target_builtin_call_cost field.
4706 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
4709 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
4712 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
4714 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
4715 * configure: Regenerated.
4717 2007-09-23 Ollie Wild <aaw@google.com>
4719 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
4721 (get_pointer_modulus_and_residue): New function.
4723 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4725 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
4726 combine an SC return value into a single register.
4728 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4730 * opth-gen.awk (target_flags_explicit): Declare.
4731 * toplev.h (target_flags_explicit): Delete declaration.
4732 * toplev.c (target_flags): Likewise.
4733 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
4734 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
4735 Never return true for TARGET_MIPS16.
4736 * config/mips/mips.c (mips_llsc): Delete.
4737 (mips_handle_option): Remove -mllsc handling.
4738 (mips_strip_unspec_address): Tweak comment.
4739 * config/mips/mips.opt (mllsc): Use a target mask.
4741 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4743 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
4744 word_mode as well as Pmode.
4746 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4748 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
4749 parameters from word_mode to the subword type if such a truncation
4752 2007-09-23 Jakub Jelinek <jakub@redhat.com>
4754 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
4755 * configure: Regenerated.
4757 2007-09-23 Jan Hubicka <jh@suse.cz>
4759 * params.def (INLINE_CALL_COST): Set to 12.
4760 * invoke.texi (inline-call-cost): Update default value.
4762 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
4764 * config/alpha/alpha.md (movti): Use operand_subword for the split.
4766 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
4767 Revital Eres <eres@il.ibm.com>
4769 * modulo-sched.c (doloop_register_get): Rewrite the loop which
4770 checks whether the count_reg is found outside the control part.
4772 2007-09-23 Jakub Jelinek <jakub@redhat.com>
4774 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
4775 instead of checking CALL_EXPR_FN directly to test for builtins.
4776 If error or warning attributes are present, print
4777 error resp. warning.
4778 * c-common.c (handle_error_attribute): New function.
4779 (c_common_attribute_table): Add error and warning
4781 * doc/extend.texi: Document error and warning attributes.
4783 * tree.h (block_nonartificial_location): New prototype.
4784 * tree.c (block_nonartificial_location): New function.
4785 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
4786 if artificial attribute is present on abstract inline decl.
4787 * c-common.c (handle_artificial_attribute): New function.
4788 (c_common_attribute_table): Add artificial attribute.
4789 * final.c (override_filename, override_linenum): New variables.
4790 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
4791 and override_linenum if inside of a block inlined from
4792 __attribute__((__artificial__)) function.
4793 (notice_source_line): Honor override_filename and override_linenum.
4794 * doc/extend.texi: Document __attribute__((__artificial__)).
4795 * config/i386/emmintrin.h: Add __artificial__ attribute to
4796 all __always_inline__ functions.
4797 * config/i386/mmintrin.h: Likewise.
4798 * config/i386/tmmintrin.h: Likewise.
4799 * config/i386/mm3dnow.h: Likewise.
4800 * config/i386/pmmintrin.h: Likewise.
4801 * config/i386/ammintrin.h: Likewise.
4802 * config/i386/xmmintrin.h: Likewise.
4803 * config/i386/smmintrin.h: Likewise.
4804 * config/i386/bmmintrin.h: Likewise.
4805 * config/i386/mmintrin-common.h: Likewise.
4808 * expr.c (expand_constructor): New function.
4809 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
4810 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
4813 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4815 * config/mips/mips.c (dump_constants_1): Generalize to include
4816 fractional and accumulator modes.
4818 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4820 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
4821 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
4823 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
4824 TARGET_HARD_FLOAT when testing whether -mpaired-single is
4826 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
4828 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
4830 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
4831 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
4833 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
4834 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
4835 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
4837 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
4839 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
4840 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
4841 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
4843 2007-09-22 Jason Merrill <jason@redhat.com>
4846 * attribs.c (lookup_attribute_spec): Split out...
4847 (decl_attributes): From here.
4848 * tree.h: Declare it.
4850 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
4852 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
4854 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
4856 * tree-inline.c (remap_type_1): Correctly chain variants.
4858 2007-09-22 Richard Guenther <rguenther@suse.de>
4860 PR tree-optimization/33146
4861 * fold-const.c (fold_binary): Use the original tree
4863 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
4864 also changes "sign".
4866 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
4869 * except.c (finish_eh_generation): Call commit_edge_insertions if
4870 there are insns queued on the entry edge.
4871 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
4874 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
4876 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
4878 2007-09-19 Michael Meissner <michael.meissner@amd.com>
4880 * config/i386/i386.c: Delete trailing whitespace.
4881 * config/i386/i386.h: Ditto.
4882 * config/i386/bmmintrin.h: Ditto.
4883 * config/i386/sync.md: Ditto.
4884 * config/i386/ppro.md: Ditto.
4885 * config/i386/mmx.md: Ditto.
4886 * config/i386/constraints.md: Ditto.
4887 * config/i386/sse.md: Ditto.
4888 * config/i386/athlon.md: Ditto.
4889 * config/i386/i386.md: Ditto.
4891 2007-09-21 Richard Guenther <rguenther@suse.de>
4893 PR tree-optimization/33508
4894 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
4895 quadratic loop by keeping a bitmap of variables we have
4896 to clobber all subvariables for.
4897 (set_initial_properties): Likewise.
4899 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
4901 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
4903 2007-09-20 Nigel Stephens <nigel@mips.com>
4904 Chao-ying Fu <fu@mips.com>
4906 * c-decl.c (finish_declspecs): When _Sat is used without
4907 _Fract or _Accum, set the default type to cts_fract.
4908 This avoids a warning of "type defaults to int".
4910 2007-09-20 Joseph Myers <joseph@codesourcery.com>
4912 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
4913 bit-fields wider than one bit.
4915 2007-09-20 Jakub Jelinek <jakub@redhat.com>
4918 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
4920 * dbxout.c (dbxout_type): Likewise.
4924 * gimplify.c (gimplify_vla_decl): New function.
4925 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
4927 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
4929 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
4931 * doc/invoke.texi (-minterlink-mips16): Document.
4932 * config/mips/mips.opt (minterlink-mips16): New option.
4933 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
4936 2007-09-20 Joseph Myers <joseph@codesourcery.com>
4938 * doc/extend.texi (Attribute Syntax): Remove old speculative
4941 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
4943 * combine.c: Include cgraph.h.
4944 (setup_incoming_promotions): Rework to allow more aggressive
4945 elimination of sign extensions when all call sites of the
4946 current function are known to lie within the current unit.
4948 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
4950 * dse.c (find_shift_sequence): No-op rework of control flow.
4952 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
4954 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
4955 GPR for DCmode on 64-bit targets. Remove redundant fallback.
4957 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4959 * cfgexpand.c (dump_stack_var_partition): Use the correct
4960 index for the offset.
4962 2007-09-19 Joseph Myers <joseph@codesourcery.com>
4964 * config/mips/sde.h: Switch to GPLv3.
4966 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
4968 * tree-sra.c (decide_block_copy): Decide if there are groups.
4970 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
4972 * config/m68k/m68k.c (output_move_himode): Remove jump table
4974 config/m68k/m68k.md (lea): Likewise.
4975 * config/m68k/m68k.c (print_operand_address): Use simple pc
4976 relative addressing.
4978 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
4980 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
4981 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
4983 (asm_insn_count): Pass template as second argument to it.
4984 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4985 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4986 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4987 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4988 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4989 (sh_insn_length_adjustment): Pass template as second argument to it.
4990 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
4992 * config/bfin/bfin.md (define_asm_attributes): New.
4994 2007-09-19 Jie Zhang <jie.zhang@analog.com>
4996 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
4998 * config/bfin/print-sysroot-suffix.sh: New.
4999 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
5000 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5001 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5002 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
5003 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5004 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5005 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
5006 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5007 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5008 (linux-sysroot-suffix.h): New target.
5009 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
5010 (mspecld-anomaly): Likewise.
5011 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
5012 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
5013 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
5014 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
5015 (bfin_si_revision): Declare.
5016 (bfin_workarounds): Declare.
5017 (WA_SPECULATIVE_LOADS): Define.
5018 (ENABLE_WA_SPECULATIVE_LOADS): Define.
5019 (WA_SPECULATIVE_SYNCS): Define.
5020 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
5021 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
5022 (LIB_SPEC): Add %s to the linker scripts.
5023 Use proper linker script for bf522, bf525, bf527,
5024 bf538, bf539, bf542, bf544, bf548, and bf549.
5025 * config/bfin/bfin.c (bfin_si_revision): Define.
5026 (bfin_workarounds): Define.
5027 (struct bfin_cpu): New.
5029 (bfin_handle_option): Handle silicon revision part of -mcpu option.
5030 (override_options): Set bfin_workarounds.
5031 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
5032 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
5033 ENABLE_WA_SPECULATIVE_LOADS.
5034 (bfin_reorg): Likewise.
5035 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5036 macros for bf522, bf525, bf527, bf538, bf539,
5037 bf542, bf544, bf548, and bf549.
5038 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
5039 Don't define __ID_SHARED_LIB__ when -msep-data.
5040 (TARGET_DEFAULT): Define as 0.
5041 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
5042 * doc/invoke.texi (Blackfin Options): Document silicon
5043 revision part of -mcpu option and it now accepts bf522, bf525,
5044 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
5046 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5048 * alias.c (memory_modified_1): Deconstify.
5049 (memory_modified_in_insn_p): Don't use const_note_stores.
5050 * rtl.h (const_note_stores): Delete.
5051 * rtlanal.c (const_note_stores): Likewise.
5053 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5055 * dse.c (find_shift_sequence): Temporarily revert to forbidding
5058 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
5062 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
5063 (addsi_small_int): Likewise.
5064 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
5065 (one_cmplsi2): Likewise.
5067 (enter_func): Expand insn using hard_frame_pointer_rtx and
5070 * config/fr30/fr30.c (fr30_expand_prologue): Check for
5071 hard_frame_pointer_rtx instead of using REGNO() check.
5072 Properly sign extend GEN_INT() argument.
5074 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5076 * config/m68k/m68k.c (override_options): Remove USE_GAS,
5078 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
5079 alternatives with just jcc.
5080 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
5081 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
5082 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
5083 dbge_hi, dbge_si): Likewise.
5085 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5087 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
5088 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
5089 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
5090 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
5091 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
5093 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5095 * config/m68k/m68k-devices.def (51qe): New device.
5096 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
5097 to all uses of FL_FOR_isa_c for compatibility.
5098 (all_microarchs): Add cfv1 microarchitecture.
5099 (m68k_handle_option): Handle m51qe option.
5100 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
5101 (TUNE_CFV1): New macro.
5102 (enum uarch_type): Add ucfv1.
5103 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
5105 2007-09-18 Richard Guenther <rguenther@suse.de>
5107 PR tree-optimization/31863
5108 * tree-ssa-structalias.c (create_variable_info_for): Always
5109 free the fieldstack.
5111 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
5113 * opts.c (decode_options): Enable vectorization under -O3.
5115 2007-09-18 Richard Guenther <rguenther@suse.de>
5117 PR tree-optimization/33340
5118 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
5119 SSA_NAMEs that occur in abnormal PHI nodes.
5121 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5123 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
5124 Don't use const_get_call_expr_in.
5125 * tree-gimple.c (const_get_call_expr_in): Delete.
5126 * tree-gimple.h (const_get_call_expr_in): Likewise.
5128 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5130 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
5131 not yet have a basic block.
5132 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
5134 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5136 * config/mips/mips.c (mips_file_start): Add ".previous" directives
5137 to both ".section"s.
5139 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5141 * config/mips/mips.c (mips_output_mi_thunk): Use
5142 mips_function_ok_for_sibcall and const_call_insn_operand
5143 to determine if a direct sibcall is allowed. Use
5144 mips_classify_symbol to determine a global pointer is needed.
5146 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5148 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
5150 2007-09-17 Chao-ying Fu <fu@mips.com>
5151 Nigel Stephens <nigel@mips.com>
5153 * config/fixed-bit.h: New file.
5154 * config/fixed-bit.c: New file.
5155 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
5157 2007-09-18 Jakub Jelinek <jakub@redhat.com>
5159 * c-format.h (format_kind_info): Add alloc_char field.
5160 * c-format.c (scanf_flag_specs): Add 'm'.
5161 (scanf_flag_pairs): Add 'a', 'm' pair.
5162 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
5163 (format_types_orig): Add alloc_char fields.
5164 (check_format_info_main): Rename aflag to alloc_flag.
5165 Handle fki->alloc_char. modifier after width and before length
5166 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
5167 length modifiers as well.
5168 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
5171 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
5172 returned by build_call_expr.
5174 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
5176 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
5177 NULL for variable-sized records too.
5178 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
5180 2007-09-17 Tom Tromey <tromey@redhat.com>
5182 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
5183 (c_builtin_function): Likewise.
5184 (grokdeclarator): Likewise.
5186 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
5188 PR rtl-optimization/26449
5189 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
5190 (seq_insns_valid_p): Removed.
5192 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
5194 * tree-nomudflap.c (gate_mudflap): New static function.
5195 (pass_mudflap_1): Use it as gate function.
5196 (pass_mudflap_2): Likewise.
5198 2007-09-17 Jan Hubicka <jh@suse.cz>
5202 * loop-invariant.c (move_invariant_reg): Unshare sequence.
5204 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
5206 PR tree-optimization/33319
5207 * tree-vect-analyze.c (vect_same_range_drs): New.
5208 (vect_vfa_range_equal): New.
5209 (vect_is_duplicate_ddr): Removed.
5210 (vect_mark_for_runtime_alias_test): Do not perform marking when
5211 optimizing for size or max_param for alias checking is zero.
5212 Move the function before vect_analyze_data_ref_dependence.
5213 (vect_analyze_data_ref_dependence): Add call to
5214 vect_mark_for_runtime_alias_test in two cases when dependence
5216 (vect_analyze_data_ref_dependences): Do not call to
5217 vect_mark_for_runtime_alias_test.
5218 (vect_prune_runtime_alias_test_list): New.
5219 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
5220 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
5221 Update vec_outside_cost.
5222 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
5223 (vect_create_cond_for_alias_checks): Build the base address of data
5224 reference from DR_GROUP_FIRST_DR.
5225 (vect_loop_versioning): New.
5226 (vect_transform_loop): Add a call to vect_loop_versioning.
5227 Remove factored out code.
5229 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5232 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
5235 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5237 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
5238 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
5239 Fix the call to insn_rtx_cost. Skip access sizes that require a
5240 real truncation of the store register. Use convert_move instead
5241 of gen_lowpart when narrowing the result.
5242 (replace_read): Use convert_move instead of gen_lowpart when
5243 narrowing the store rhs.
5245 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5247 * config/mips/mips.md (SHORT): Fix long line.
5248 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
5249 to QImode and HImode.
5251 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5253 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
5255 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
5257 * tree-parloops.c: New file.
5258 * tree-ssa-operands.h (free_stmt_operands): Declare.
5259 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
5261 * tree-pass.h (pass_parallelize_loops): Declare.
5262 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
5264 (build_omp_regions_1): Allow analysing just a single OMP region and
5266 ( build_omp_regions_root, omp_expand_local): New functions.
5267 (build_omp_regions): Add argument to build_omp_regions_1 call.
5268 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
5269 autoparallelization is run.
5270 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
5271 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
5272 pass_parallelize_loops): New.
5273 * common.opt (ftree-parallelize-loops): New.
5274 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
5275 parallelize_loops): Declare.
5276 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
5277 * Makefile.in (tree-parloops.o): Added.
5278 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
5280 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
5281 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
5282 one extra edge as well.
5283 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
5284 Use VEC_free to free doms vector.
5285 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
5286 operands. Recompute operand caches in the new function.
5287 (move_sese_region_to_fn): Update loop info.
5288 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
5289 * tree-ssa-operands.c (free_stmt_operands): New function.
5291 * doc/passes.texi: Document autoparallelization.
5292 * doc/invoke.texi (-ftree-parallelize-loops): New option.
5294 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5297 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
5300 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
5302 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
5303 the VEC is not NULL.
5304 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
5305 get_vectype_for_scalar_type succeeded.
5306 (vectorizable_conversion): Likewise.
5308 2007-09-14 Jan Hubicka <jh@suse.cz>
5310 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
5313 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
5316 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
5317 register when operands[2] equals operands[1].
5318 (remainderxf3): Ditto.
5320 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
5321 Nigel Stephens <nigel@mips.com>
5323 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
5324 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
5325 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
5327 (_Unwind_ForcedUnwind): Likewise.
5328 (_Unwind_Resume): Likewise.
5329 (_Unwind_Resume_or_Rethrow): Likewise.
5330 (_Unwind_Backtrace): Likewise.
5331 (_Unwind_SjLj_RaiseException): Likewise.
5332 (_Unwind_SjLj_ForcedUnwind): Likewise.
5333 (_Unwind_SjLj_Resume): Likewise.
5334 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
5335 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
5337 (_Unwind_ForcedUnwind): Likewise.
5338 (_Unwind_Resume): Likewise.
5339 (_Unwind_Resume_or_Rethrow): Likewise.
5340 (_Unwind_Backtrace): Likewise.
5341 * unwind-compat.c (_Unwind_Backtrace): Likewise.
5342 (_Unwind_ForcedUnwind): Likewise.
5343 (_Unwind_RaiseException): Likewise.
5344 (_Unwind_Resume): Likewise.
5345 (_Unwind_Resume_or_Rethrow): Likewise.
5347 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
5348 nomips16 mode when IN_LIBGCC2 with hard float.
5350 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
5352 * config/mips/sdemtk.opt: Update to GPLv3.
5353 * config/mips/sdemtk.h: Likewise.
5355 2007-09-14 Nigel Stephens <nigel@mips.com>
5357 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
5358 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
5359 for mipsisa32-*-linux*.
5361 2007-09-14 Nigel Stephens <nigel@mips.com>
5362 David Ung <davidu@mips.com>
5363 Thiemo Seufer <ths@mips.com>
5364 Richard Sandiford <richard@codesourcery.com>
5366 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
5367 * configure.ac: Add a mipssde threading type.
5368 * configure: Regenerate.
5369 * config/mips/sdemtk.h: New file.
5370 * config/mips/t-sdemtk: Likewise.
5371 * config/mips/sdemtk.opt: Likewise.
5372 * gthr-mipssde.h: Likewise.
5373 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
5374 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
5375 (MIPS_ICACHE_SYNC): New macro, split from ...
5376 * config/mips/mips.md (clear_cache): ...here.
5377 * config/mips/mips.c (mips_save_reg_p): Check
5378 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
5379 (build_mips16_function_stub): Use targetm.strip_name_encoding.
5380 (build_mips16_call_stub): Likewise.
5382 2007-09-14 Richard Sandiford <richard@codesourcery.com>
5384 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
5386 2007-09-14 Jakub Jelinek <jakub@redhat.com>
5389 * config/ia64/ia64.c (find_gr_spill): Don't decrement
5390 current_frame_info.n_local_regs. Don't return emitted local
5392 (ia64_compute_frame_size): Improve unwind hack to put
5393 RP, PFS, FP in that order by allowing some of the registers
5394 been already emitted, as long as they are emitted to the
5397 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5399 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
5400 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
5401 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
5403 2007-09-13 Eric Christopher <echristo@apple.com>
5404 Kenneth Zadeck <zadeck@naturalbridge.com>
5406 * dse.c (find_shift_sequence): New function.
5407 (replace_read): Add case to remove read if it requires shift.
5408 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
5410 2007-09-13 Tom Tromey <tromey@redhat.com>
5412 * c-common.c (fname_as_string): Update.
5413 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
5414 (c_lex_one_token): Update. Add 'parser' argument.
5415 (c_parser_simple_asm_expr): Update.
5416 (c_parser_attributes): Update.
5417 (c_parser_asm_statement): Update.
5418 (c_parser_asm_operands): Update.
5419 (c_parser_peek_token): Update.
5420 (c_parser_peek_2nd_token): Update.
5421 * c-lex.c (c_lex_string_translate): Remove.
5422 (c_lex_return_raw_strings): Likewise.
5423 (c_lex_with_flags): Added 'lex_flags' argument.
5424 (lex_string): Added 'translate' argument.
5425 * c-pragma.h (c_lex_with_flags): Update.
5426 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
5427 (C_LEX_STRING_NO_TRANSLATE): New define.
5428 (C_LEX_RAW_STRINGS): Likewise.
5430 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
5433 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
5434 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
5435 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
5436 (bfin_init_builtins): Initialize __builtin_bfin_ones,
5437 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
5438 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
5439 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
5440 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
5441 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
5442 (bdesc_1arg): Add __builtin_bfin_ones.
5443 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
5444 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
5445 and __builtin_bfin_csqu_fr16.
5446 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
5447 (ones): New define_insn.
5448 (ssaddhi3_parts): New define_insn.
5449 (sssubhi3_parts): New define_insn.
5450 (flag_mulhi_parts): New define_insn.
5452 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
5454 * common.opt (femit-class-debug-always): Turn off by default.
5456 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
5458 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
5459 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
5461 2007-09-13 James E. Wilson <wilson@specifix.com>
5463 PR tree-optimization/33389
5464 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
5465 then set build_loads before returning.
5467 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
5468 David Ung <davidu@mips.com>
5470 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
5471 {d}addiu and a negative immediate such that it works with MIPS16
5474 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
5477 * configure.ac (ld_vers): Support Linux linker.
5478 * configure: Regenerated.
5480 2007-09-13 Richard Sandiford <richard@codesourcery.com>
5481 Sandra Loosemore <sandra@codesourcery.com>
5483 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
5484 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
5485 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
5486 nomips16 into decl attributes.
5487 (TARGET_INSERT_ATTRIBUTES): Override.
5488 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
5489 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
5490 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
5491 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
5492 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
5493 (mips_use_mips16_mode_p): Reimplement as a function that takes
5494 a decl and considers only decl attributes. If the decl is nested
5495 function, use its parent attributes.
5496 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
5497 instead of SYMBOL_REF_MIPS16_FUNC_P.
5498 (mips_set_mips16_mode): Move call to sorry here from old
5499 mips_use_mips16_mode_p.
5500 (mflip_mips16_entry): New structure.
5501 (mflip_mips16_htab): New variable.
5502 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
5503 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
5504 (mips_merge_decl_attributes): New function.
5505 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
5506 Use mips_use_mips16_mode_p.
5507 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
5508 SYMBOL_REF_MIPS16_FUNC_P.
5509 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
5511 2007-09-13 Richard Sandiford <richard@codesourcery.com>
5513 * c-parser.c (c_parser_struct_declaration): Check for a null return.
5515 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5518 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
5520 2007-09-12 Michael Meissner <michael.meissner@amd.com>
5521 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5522 Tony Linthicum <tony.linthicum@amd.com>
5524 * tree.h (function_args_iterator): New type to iterate over
5526 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
5527 function arguments providing a pointer to the argument.
5528 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
5529 function arguments providing the argument.
5530 (function_args_iter_init): Inline function to initialize
5531 function_args_iterator.
5532 (function_args_iter_cond_ptr): Inline function to return the next
5533 pointer to hold the argument.
5534 (function_args_iter_cond): Inline function to return the next
5536 (function_args_iter_cond_next): Advance the function args
5538 (stdarg_p): New function, return true if variable argument
5540 (prototype_p): New function, return true if function is
5542 (function_args_count): New function, count the number of arguments
5545 * tree.c (stdarg_p): New function, return true if variable
5547 (prototype_p): New function, return true if function is
5550 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
5551 (TARGET_ROUND): New macro for the round/ptest instructions which
5552 are shared between SSE4.1 and SSE5.
5553 (OPTION_MASK_ISA_ROUND): Ditto.
5554 (OPTION_ISA_ROUND): Ditto.
5555 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
5556 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
5558 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
5559 (-mfused-madd): New switch to give users control over whether the
5560 compiler optimizes to use the multiply/add SSE5 instructions.
5562 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
5563 m_ATHLON_K8_AMDFAM10, and change all uses.
5564 (enum pta_flags): Add PTA_SSE5.
5565 (ix86_handle_option): Turn off 3dnow if -msse5.
5566 (override_options): Add SSE5 support.
5567 (print_operand): %Y prints comparison codes for SSE5 com/pcom
5569 (ix86_expand_sse_movcc): Add SSE5 support.
5570 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
5571 vector type to the next largest size.
5572 (ix86_expand_sse5_pack): New function to use pperm to pack a
5573 vector type to the next smallest size.
5574 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
5575 (IX86_BUILTIN_FMADDSD): Ditto.
5576 (IX86_BUILTIN_FMADDPS): Ditto.
5577 (IX86_BUILTIN_FMADDPD): Ditto.
5578 (IX86_BUILTIN_FMSUBSS): Ditto.
5579 (IX86_BUILTIN_FMSUBSD): Ditto.
5580 (IX86_BUILTIN_FMSUBPS): Ditto.
5581 (IX86_BUILTIN_FMSUBPD): Ditto.
5582 (IX86_BUILTIN_FNMADDSS): Ditto.
5583 (IX86_BUILTIN_FNMADDSD): Ditto.
5584 (IX86_BUILTIN_FNMADDPS): Ditto.
5585 (IX86_BUILTIN_FNMADDPD): Ditto.
5586 (IX86_BUILTIN_FNMSUBSS): Ditto.
5587 (IX86_BUILTIN_FNMSUBSD): Ditto.
5588 (IX86_BUILTIN_FNMSUBPS): Ditto.
5589 (IX86_BUILTIN_FNMSUBPD): Ditto.
5590 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
5591 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
5592 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
5593 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
5594 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
5595 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
5596 (IX86_BUILTIN_PPERM): Ditto.
5597 (IX86_BUILTIN_PERMPS): Ditto.
5598 (IX86_BUILTIN_PERMPD): Ditto.
5599 (IX86_BUILTIN_PMACSSWW): Ditto.
5600 (IX86_BUILTIN_PMACSWW): Ditto.
5601 (IX86_BUILTIN_PMACSSWD): Ditto.
5602 (IX86_BUILTIN_PMACSWD): Ditto.
5603 (IX86_BUILTIN_PMACSSDD): Ditto.
5604 (IX86_BUILTIN_PMACSDD): Ditto.
5605 (IX86_BUILTIN_PMACSSDQL): Ditto.
5606 (IX86_BUILTIN_PMACSSDQH): Ditto.
5607 (IX86_BUILTIN_PMACSDQL): Ditto.
5608 (IX86_BUILTIN_PMACSDQH): Ditto.
5609 (IX86_BUILTIN_PMADCSSWD): Ditto.
5610 (IX86_BUILTIN_PMADCSWD): Ditto.
5611 (IX86_BUILTIN_PHADDBW): Ditto.
5612 (IX86_BUILTIN_PHADDBD): Ditto.
5613 (IX86_BUILTIN_PHADDBQ): Ditto.
5614 (IX86_BUILTIN_PHADDWD): Ditto.
5615 (IX86_BUILTIN_PHADDWQ): Ditto.
5616 (IX86_BUILTIN_PHADDDQ): Ditto.
5617 (IX86_BUILTIN_PHADDUBW): Ditto.
5618 (IX86_BUILTIN_PHADDUBD): Ditto.
5619 (IX86_BUILTIN_PHADDUBQ): Ditto.
5620 (IX86_BUILTIN_PHADDUWD): Ditto.
5621 (IX86_BUILTIN_PHADDUWQ): Ditto.
5622 (IX86_BUILTIN_PHADDUDQ): Ditto.
5623 (IX86_BUILTIN_PHSUBBW): Ditto.
5624 (IX86_BUILTIN_PHSUBWD): Ditto.
5625 (IX86_BUILTIN_PHSUBDQ): Ditto.
5626 (IX86_BUILTIN_PROTB): Ditto.
5627 (IX86_BUILTIN_PROTW): Ditto.
5628 (IX86_BUILTIN_PROTD): Ditto.
5629 (IX86_BUILTIN_PROTQ): Ditto.
5630 (IX86_BUILTIN_PROTB_IMM): Ditto.
5631 (IX86_BUILTIN_PROTW_IMM): Ditto.
5632 (IX86_BUILTIN_PROTD_IMM): Ditto.
5633 (IX86_BUILTIN_PROTQ_IMM): Ditto.
5634 (IX86_BUILTIN_PSHLB): Ditto.
5635 (IX86_BUILTIN_PSHLW): Ditto.
5636 (IX86_BUILTIN_PSHLD): Ditto.
5637 (IX86_BUILTIN_PSHLQ): Ditto.
5638 (IX86_BUILTIN_PSHAB): Ditto.
5639 (IX86_BUILTIN_PSHAW): Ditto.
5640 (IX86_BUILTIN_PSHAD): Ditto.
5641 (IX86_BUILTIN_PSHAQ): Ditto.
5642 (IX86_BUILTIN_FRCZSS): Ditto.
5643 (IX86_BUILTIN_FRCZSD): Ditto.
5644 (IX86_BUILTIN_FRCZPS): Ditto.
5645 (IX86_BUILTIN_FRCZPD): Ditto.
5646 (IX86_BUILTIN_CVTPH2PS): Ditto.
5647 (IX86_BUILTIN_CVTPS2PH): Ditto.
5648 (IX86_BUILTIN_COMEQSS): Ditto.
5649 (IX86_BUILTIN_COMNESS): Ditto.
5650 (IX86_BUILTIN_COMLTSS): Ditto.
5651 (IX86_BUILTIN_COMLESS): Ditto.
5652 (IX86_BUILTIN_COMGTSS): Ditto.
5653 (IX86_BUILTIN_COMGESS): Ditto.
5654 (IX86_BUILTIN_COMUEQSS): Ditto.
5655 (IX86_BUILTIN_COMUNESS): Ditto.
5656 (IX86_BUILTIN_COMULTSS): Ditto.
5657 (IX86_BUILTIN_COMULESS): Ditto.
5658 (IX86_BUILTIN_COMUGTSS): Ditto.
5659 (IX86_BUILTIN_COMUGESS): Ditto.
5660 (IX86_BUILTIN_COMORDSS): Ditto.
5661 (IX86_BUILTIN_COMUNORDSS): Ditto.
5662 (IX86_BUILTIN_COMFALSESS): Ditto.
5663 (IX86_BUILTIN_COMTRUESS): Ditto.
5664 (IX86_BUILTIN_COMEQSD): Ditto.
5665 (IX86_BUILTIN_COMNESD): Ditto.
5666 (IX86_BUILTIN_COMLTSD): Ditto.
5667 (IX86_BUILTIN_COMLESD): Ditto.
5668 (IX86_BUILTIN_COMGTSD): Ditto.
5669 (IX86_BUILTIN_COMGESD): Ditto.
5670 (IX86_BUILTIN_COMUEQSD): Ditto.
5671 (IX86_BUILTIN_COMUNESD): Ditto.
5672 (IX86_BUILTIN_COMULTSD): Ditto.
5673 (IX86_BUILTIN_COMULESD): Ditto.
5674 (IX86_BUILTIN_COMUGTSD): Ditto.
5675 (IX86_BUILTIN_COMUGESD): Ditto.
5676 (IX86_BUILTIN_COMORDSD): Ditto.
5677 (IX86_BUILTIN_COMUNORDSD): Ditto.
5678 (IX86_BUILTIN_COMFALSESD): Ditto.
5679 (IX86_BUILTIN_COMTRUESD): Ditto.
5680 (IX86_BUILTIN_COMEQPS): Ditto.
5681 (IX86_BUILTIN_COMNEPS): Ditto.
5682 (IX86_BUILTIN_COMLTPS): Ditto.
5683 (IX86_BUILTIN_COMLEPS): Ditto.
5684 (IX86_BUILTIN_COMGTPS): Ditto.
5685 (IX86_BUILTIN_COMGEPS): Ditto.
5686 (IX86_BUILTIN_COMUEQPS): Ditto.
5687 (IX86_BUILTIN_COMUNEPS): Ditto.
5688 (IX86_BUILTIN_COMULTPS): Ditto.
5689 (IX86_BUILTIN_COMULEPS): Ditto.
5690 (IX86_BUILTIN_COMUGTPS): Ditto.
5691 (IX86_BUILTIN_COMUGEPS): Ditto.
5692 (IX86_BUILTIN_COMORDPS): Ditto.
5693 (IX86_BUILTIN_COMUNORDPS): Ditto.
5694 (IX86_BUILTIN_COMFALSEPS): Ditto.
5695 (IX86_BUILTIN_COMTRUEPS): Ditto.
5696 (IX86_BUILTIN_COMEQPD): Ditto.
5697 (IX86_BUILTIN_COMNEPD): Ditto.
5698 (IX86_BUILTIN_COMLTPD): Ditto.
5699 (IX86_BUILTIN_COMLEPD): Ditto.
5700 (IX86_BUILTIN_COMGTPD): Ditto.
5701 (IX86_BUILTIN_COMGEPD): Ditto.
5702 (IX86_BUILTIN_COMUEQPD): Ditto.
5703 (IX86_BUILTIN_COMUNEPD): Ditto.
5704 (IX86_BUILTIN_COMULTPD): Ditto.
5705 (IX86_BUILTIN_COMULEPD): Ditto.
5706 (IX86_BUILTIN_COMUGTPD): Ditto.
5707 (IX86_BUILTIN_COMUGEPD): Ditto.
5708 (IX86_BUILTIN_COMORDPD): Ditto.
5709 (IX86_BUILTIN_COMUNORDPD): Ditto.
5710 (IX86_BUILTIN_COMFALSEPD): Ditto.
5711 (IX86_BUILTIN_COMTRUEPD): Ditto.
5712 (IX86_BUILTIN_PCOMEQUB): Ditto.
5713 (IX86_BUILTIN_PCOMNEUB): Ditto.
5714 (IX86_BUILTIN_PCOMLTUB): Ditto.
5715 (IX86_BUILTIN_PCOMLEUB): Ditto.
5716 (IX86_BUILTIN_PCOMGTUB): Ditto.
5717 (IX86_BUILTIN_PCOMGEUB): Ditto.
5718 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
5719 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
5720 (IX86_BUILTIN_PCOMEQUW): Ditto.
5721 (IX86_BUILTIN_PCOMNEUW): Ditto.
5722 (IX86_BUILTIN_PCOMLTUW): Ditto.
5723 (IX86_BUILTIN_PCOMLEUW): Ditto.
5724 (IX86_BUILTIN_PCOMGTUW): Ditto.
5725 (IX86_BUILTIN_PCOMGEUW): Ditto.
5726 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
5727 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
5728 (IX86_BUILTIN_PCOMEQUD): Ditto.
5729 (IX86_BUILTIN_PCOMNEUD): Ditto.
5730 (IX86_BUILTIN_PCOMLTUD): Ditto.
5731 (IX86_BUILTIN_PCOMLEUD): Ditto.
5732 (IX86_BUILTIN_PCOMGTUD): Ditto.
5733 (IX86_BUILTIN_PCOMGEUD): Ditto.
5734 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
5735 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
5736 (IX86_BUILTIN_PCOMEQUQ): Ditto.
5737 (IX86_BUILTIN_PCOMNEUQ): Ditto.
5738 (IX86_BUILTIN_PCOMLTUQ): Ditto.
5739 (IX86_BUILTIN_PCOMLEUQ): Ditto.
5740 (IX86_BUILTIN_PCOMGTUQ): Ditto.
5741 (IX86_BUILTIN_PCOMGEUQ): Ditto.
5742 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
5743 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
5744 (IX86_BUILTIN_PCOMEQB): Ditto.
5745 (IX86_BUILTIN_PCOMNEB): Ditto.
5746 (IX86_BUILTIN_PCOMLTB): Ditto.
5747 (IX86_BUILTIN_PCOMLEB): Ditto.
5748 (IX86_BUILTIN_PCOMGTB): Ditto.
5749 (IX86_BUILTIN_PCOMGEB): Ditto.
5750 (IX86_BUILTIN_PCOMFALSEB): Ditto.
5751 (IX86_BUILTIN_PCOMTRUEB): Ditto.
5752 (IX86_BUILTIN_PCOMEQW): Ditto.
5753 (IX86_BUILTIN_PCOMNEW): Ditto.
5754 (IX86_BUILTIN_PCOMLTW): Ditto.
5755 (IX86_BUILTIN_PCOMLEW): Ditto.
5756 (IX86_BUILTIN_PCOMGTW): Ditto.
5757 (IX86_BUILTIN_PCOMGEW): Ditto.
5758 (IX86_BUILTIN_PCOMFALSEW): Ditto.
5759 (IX86_BUILTIN_PCOMTRUEW): Ditto.
5760 (IX86_BUILTIN_PCOMEQD): Ditto.
5761 (IX86_BUILTIN_PCOMNED): Ditto.
5762 (IX86_BUILTIN_PCOMLTD): Ditto.
5763 (IX86_BUILTIN_PCOMLED): Ditto.
5764 (IX86_BUILTIN_PCOMGTD): Ditto.
5765 (IX86_BUILTIN_PCOMGED): Ditto.
5766 (IX86_BUILTIN_PCOMFALSED): Ditto.
5767 (IX86_BUILTIN_PCOMTRUED): Ditto.
5768 (IX86_BUILTIN_PCOMEQQ): Ditto.
5769 (IX86_BUILTIN_PCOMNEQ): Ditto.
5770 (IX86_BUILTIN_PCOMLTQ): Ditto.
5771 (IX86_BUILTIN_PCOMLEQ): Ditto.
5772 (IX86_BUILTIN_PCOMGTQ): Ditto.
5773 (IX86_BUILTIN_PCOMGEQ): Ditto.
5774 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
5775 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
5776 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
5777 OPTION_MASK_ISA_ROUND for instructions that are shared between
5779 (bdesc_2arg): Ditto.
5780 (bdesc_sse_3arg): Ditto.
5781 (enum multi_arg_type): New enum for describing the various SSE5
5782 intrinsic argument types.
5783 (bdesc_multi_arg): New table for SSE5 intrinsics.
5784 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
5785 (ix86_expand_multi_arg_builtin): New function for creating SSE5
5787 (ix86_expand_builtin): Add SSE5 intrinsic support.
5788 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
5789 operand instructions.
5790 (ix86_expand_sse5_multiple_memory): New function to split the
5791 second memory reference from SSE5 instructions.
5792 (type_has_variadic_args_p): Delete in favor of stdarg_p.
5793 (ix86_return_pops_args): Use stdarg_p to determine if the function
5794 has variable arguments.
5795 (ix86_setup_incoming_varargs): Ditto.
5796 (x86_this_parameter): Ditto.
5798 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
5800 (ix86_expand_sse5_pack): Ditto.
5801 (ix86_sse5_valid_op_p): Ditto.
5802 (ix86_expand_sse5_multiple_memory): Ditto.
5804 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
5805 constant for SSE5 support.
5806 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
5807 (UNSPEC_SSE5_TRUEFALSE): Ditto.
5808 (UNSPEC_SSE5_PERMUTE): Ditto.
5809 (UNSPEC_SSE5_ASHIFT): Ditto.
5810 (UNSPEC_SSE5_LSHIFT): Ditto.
5811 (UNSPEC_FRCZ): Ditto.
5812 (UNSPEC_CVTPH2PS): Ditto.
5813 (UNSPEC_CVTPS2PH): Ditto.
5814 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
5816 (COM_FALSE_S): Ditto.
5817 (COM_FALSE_P): Ditto.
5818 (COM_TRUE_S): Ditto.
5819 (COM_TRUE_P): Ditto.
5820 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
5821 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
5823 (memory attribute): Ditto.
5824 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5825 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
5826 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5827 (floor<mode>2): Ditto.
5828 (ceil<mode>2): Ditto.
5829 (btrunc<mode>2): Ditto.
5830 (nearbyintdf2): Ditto.
5831 (nearbyintsf2): Ditto.
5832 (sse_setccsf): Disable if SSE5.
5833 (sse_setccdf): Ditto.
5834 (sse5_setcc<mode>): New support for SSE5 conditional move.
5835 (sse5_pcmov_<mode>): Ditto.
5837 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
5839 (SSEMODEF2P): Ditto.
5840 (ssemodesuffixf4): New mode attribute for SSE5.
5841 (ssemodesuffixf2s): Ditto.
5842 (ssemodesuffixf2c): Ditto.
5843 (sserotatemax): Ditto.
5844 (ssescalarmode): Ditto.
5845 (sse_maskcmpv4sf3): Disable if SSE5.
5846 (sse_maskcmpv2df3): Ditto.
5847 (sse_vmmaskcmpv4sf3): Ditto.
5848 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
5850 (sse5_vmfmadd<mode>4): Ditto.
5851 (sse5_fmsub<mode>4): Ditto.
5852 (sse5_vmfmsub<mode>4): Ditto.
5853 (sse5_fnmadd<mode>4): Ditto.
5854 (sse5_vmfnmadd<mode>4): Ditto.
5855 (sse5_fnmsub<mode>4): Ditto.
5856 (sse5_vmfnmsub<mode>4): Ditto.
5857 (sse5i_fmadd<mode>4): Ditto.
5858 (sse5i_fmsub<mode>4): Ditto.
5859 (sse5i_fnmadd<mode>4): Ditto.
5860 (sse5i_fnmsub<mode>4): Ditto.
5861 (sse5i_vmfmadd<mode>4): Ditto.
5862 (sse5i_vmfmsub<mode>4): Ditto.
5863 (sse5i_vmfnmadd<mode>4): Ditto.
5864 (sse5i_vmfnmsub<mode>4): Ditto.
5865 (mulv16qi3): Add SSE5 support.
5867 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
5868 (sse2_mulv4si3): Disable if SSE5.
5869 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
5870 (sse4_1_roundps): Ditto.
5871 (sse4_1_roundsd): Ditto.
5872 (sse4_1_roundss): Ditto.
5873 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
5875 (sse_maskcmpsf3): Ditto.
5876 (sse_vmmaskcmpv4sf3): Ditto.
5877 (sse2_maskcmpv2df3): Ditto.
5878 (sse2_maskcmpdf3): Ditto.
5879 (sse2_vmmaskcmpv2df3): Ditto.
5880 (sse2_eq<mode>3): Ditto.
5881 (sse2_gt<mode>3): Ditto.
5882 (sse5_pcmov_<mode>): Add SSE5 support.
5883 (vec_unpacku_hi_v16qi): Ditto.
5884 (vec_unpacks_hi_v16qi): Ditto.
5885 (vec_unpacku_lo_v16qi): Ditto.
5886 (vec_unpacks_lo_v16qi): Ditto.
5887 (vec_unpacku_hi_v8hi): Ditto.
5888 (vec_unpacks_hi_v8hi): Ditto.
5889 (vec_unpacku_lo_v8hi): Ditto.
5890 (vec_unpacks_lo_v8hi): Ditto.
5891 (vec_unpacku_hi_v4si): Ditto.
5892 (vec_unpacks_hi_v4si): Ditto.
5893 (vec_unpacku_lo_v4si): Ditto.
5894 (vec_unpacks_lo_v4si): Ditto.
5895 (sse5_pmacsww): New SSE5 intrinsic insn.
5896 (sse5_pmacssww): Ditto.
5897 (sse5_pmacsdd): Ditto.
5898 (sse5_pmacssdd): Ditto.
5899 (sse5_pmacssdql): Ditto.
5900 (sse5_pmacssdqh): Ditto.
5901 (sse5_pmacsdqh): Ditto.
5902 (sse5_pmacsswd): Ditto.
5903 (sse5_pmacswd): Ditto.
5904 (sse5_pmadcsswd): Ditto.
5905 (sse5_pmadcswd): Ditto.
5906 (sse5_pcmov_<move>): Conditional move support on SSE5.
5907 (sse5_phaddbw): New SSE5 intrinsic insn.
5908 (sse5_phaddbd): Ditto.
5909 (sse5_phaddbq): Ditto.
5910 (sse5_phaddwd): Ditto.
5911 (sse5_phaddwq): Ditto.
5912 (sse5_phadddq): Ditto.
5913 (sse5_phaddubw): Ditto.
5914 (sse5_phaddubd): Ditto.
5915 (sse5_phaddubq): Ditto.
5916 (sse5_phadduwd): Ditto.
5917 (sse5_phadduwq): Ditto.
5918 (sse5_phaddudq): Ditto.
5919 (sse5_phsubbw): Ditto.
5920 (sse5_phsubwd): Ditto.
5921 (sse5_phsubdq): Ditto.
5922 (sse5_pperm): Ditto.
5923 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
5924 (sse5_pperm_zero_v16qi_v8hi): Ditto.
5925 (sse5_pperm_sign_v8hi_v4si): Ditto.
5926 (sse5_pperm_zero_v8hi_v4si): Ditto.
5927 (sse5_pperm_sign_v4si_v2di): Ditto.
5928 (sse5_pperm_sign_v4si_v2di): Ditto.
5929 (sse5_pperm_pack_v2di_v4si): Ditto.
5930 (sse5_pperm_pack_v4si_v8hi): Ditto.
5931 (sse5_pperm_pack_v8hi_v16qi): Ditto.
5932 (sse5_perm<mode>): New SSE5 intrinsic insn.
5933 (rotl<mode>3): Ditto.
5934 (sse5_rotl<mode>3): Ditto.
5935 (sse5_ashl<mode>3): Ditto.
5936 (sse5_lshl<mode>3): Ditto.
5937 (sse5_frcz<mode>2): Ditto.
5938 (sse5s_frcz<mode>2): Ditto.
5939 (sse5_cvtph2ps): Ditto.
5940 (sse5_cvtps2ph): Ditto.
5941 (sse5_vmmaskcmp<mode>3): Ditto.
5942 (sse5_com_tf<mode>3): Ditto.
5943 (sse5_maskcmp<mode>3): Ditto.
5944 (sse5_maskcmp_uns<mode>3): Ditto.
5945 (sse5_maskcmp_uns2<mode>3): Ditto.
5946 (sse5_pcom_tf<mode>3): Ditto.
5948 * config/i386/predicates.md (const_0_to_31_operand): New predicate
5950 (sse5_comparison_float_operator): New predicate to match the
5951 comparison operators supported by the SSE5 com instruction.
5952 (ix86_comparison_int_operator): New predicate to match just the
5953 signed int comparisons.
5954 (ix86_comparison_uns_operator): New predicate to match just the
5955 unsigned int comparisons.
5957 * doc/invoke.texi (-msse5): Add documentation.
5958 (-mfused-madd): Ditto.
5960 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
5962 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
5964 (x86_64-*-*): Ditto.
5966 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
5968 * config/i386/bmmintrin.h: New file, provide common x86 compiler
5969 intrinisics for SSE5.
5971 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
5974 * config/i386/mmintrin-common.h: New file, to contain common
5975 instructions between SSE4.1 and SSE5.
5977 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
5978 FOREACH_FUNCTION_ARGS to iterate over the argument list.
5979 (gen_regparm_prefix): Ditto.
5981 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
5982 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
5983 prototype_p to determine if a function is prototyped.
5985 2007-09-12 Janis Johnson <janis187@us.ibm.com>
5987 * config/dfp-bit.c (dfp_conversion_exception): New function.
5988 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
5989 (DFP_TO_INT): Ditto.
5990 (INT_TO_DFP): Ditto.
5991 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
5993 2007-09-12 Jakub Jelinek <jakub@redhat.com>
5996 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
5997 before sp restoration even when total_size is 0, but
5998 frame_pointer_needed.
6000 2007-09-12 Bob Wilson <bob.wilson@acm.org>
6002 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
6003 (xtensa_copy_incoming_a7): Use start_sequence instead of
6004 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
6005 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
6006 of the saveregs sequence.
6008 2007-09-12 Richard Sandiford <richard@codesourcery.com>
6010 * c-tree.h (grokfield): Add a "tree *" argument.
6011 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
6012 Chain nested decl attributes to it. Don't call decl_attributes here.
6013 (groktypename): Pass grokdeclarator a pointer to the attribute list.
6014 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
6015 (grokfield): Take a pointer to the decl's attributes and pass
6016 it to grokdeclarator.
6017 * c-parser.c (c_parser_struct_declaration): Update the calls to
6018 grokfield. Call decl_attributes for anonymous struct and union
6021 2007-09-12 Jan Hubicka <jh@suse.cz>
6023 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
6025 2007-09-12 Ira Rosen <irar@il.ibm.com>
6027 PR tree-optimization/32377
6028 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
6029 between positive and negative dependence distance using DDR_REVERSED_P.
6031 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
6033 PR tree-optimization/33373
6034 * tree-vect-analyze (vect_determine_vectorization_factor): Call
6035 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
6037 2007-09-12 Jan Hubicka <jh@suse.cz>
6040 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
6043 2007-09-12 Christian Bruel <christian.bruel@st.com>
6045 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
6046 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
6048 2007-09-12 Ira Rosen <irar@il.ibm.com>
6050 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
6051 for oprnd1 if not required.
6052 (vectorizable_operation): Use scalar operand in SLP in case of
6053 shift with scalar argument.
6055 2007-09-12 Ira Rosen <irar@il.ibm.com>
6057 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
6060 2007-09-11 James E. Wilson <wilson@specifix.com>
6062 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
6063 TARGET_UNWIND_INFO is defined.
6064 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
6067 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
6069 * config/sh/sh.c (calc_live_regs): Use
6070 current_function_saves_all_registers instead of
6071 current_function_has_nonlocal_label.
6072 (sh_allocate_initial_value): Likewise.
6073 (sh_get_pr_initial_val): Likewise.
6074 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
6075 * config/sh/sh.md (load_ra): Likewise.
6077 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
6079 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
6082 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
6083 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
6085 2007-09-12 Sa Liu <saliu@de.ibm.com>
6087 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
6088 operands to DFmode GE or LE compares.
6090 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6092 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
6093 REG_CLASS_NAMES): Add P0REGS.
6094 (REGNO_REG_CLASS): Return it where appropriate.
6095 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
6096 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
6097 * doc/md.texi (Blackfin family): Document 'q' constraints.
6099 2007-09-11 Steve Kenton <skenton@ou.edu>
6101 * pa/linux-unwind.h: Guard with inhibit_libc.
6102 * pa/hpux-unwind.h: Likewise.
6104 2007-09-11 David Daney <ddaney@avtrex.com>
6106 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
6107 * doc/install.texi: Document new --with-llsc and --without-llsc
6109 * config.gcc: Handle --with-llsc and --without-llsc configure options.
6110 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
6111 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
6113 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
6114 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6115 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6116 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6117 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
6118 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
6119 * config/mips/mips.opt (mllsc): New option.
6120 * config/mips/mips.c (mips_llsc): Define variable.
6121 (mips_handle_option): Handle mllsc option.
6122 (override_options): Set mips_print_operand_punct for '|' and '-'.
6123 (print_operand): Add new %| and %- operand codes.
6124 * config/mips/mips.h (mips_llsc_setting): New enum type.
6125 (mips_llsc): Declare.
6126 (OPTION_DEFAULT_SPECS): Add llsc handling.
6127 (GENERATE_SYNC): New macro.
6128 (GENERATE_LL_SC): New macro.
6129 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
6130 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6131 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
6132 in %| and %- operand codes.
6134 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
6136 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
6137 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
6139 2007-09-11 Jason Merrill <jason@redhat.com>
6142 * stor-layout.c (layout_decl): Do pack variable size fields.
6144 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
6146 * config/m68k/predicates.md (movsi_const0_operand,
6147 non_symbolic_call_operand): New predicates.
6149 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
6151 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
6152 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
6153 CW, CZ, CS, Ap and Ac.
6155 * config/m68k/m68k.md (UNSPEC_IB): New constant.
6156 (constraints.md): New include.
6157 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
6158 opx_mem, opy_mem, op_mem, guess, split): New attributes.
6159 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
6161 (pushdi): Add split.
6162 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
6163 attributes. Split tstsi_internal_68020_cf from it.
6164 (tstsi_internal_68020_cf): New pattern.
6165 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
6166 (tst<mode>_cf): Specify attributea.
6167 (cmpsi_cf): Name pattern. Specify attributes.
6168 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
6169 (pushexthisi_const): Fix to use alternatives. Specify
6171 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
6172 from it. Fix to use alternatives. Specify attributes.
6173 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
6174 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
6176 (movsf_cf_soft): Specify attributes.
6177 (movdf_cf_soft): Add split.
6178 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
6179 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
6180 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
6181 (truncdfsf2_68881): Name pattern. Specify attributes.
6182 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
6183 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
6184 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
6186 (addsi3_5200): Fix to use alternatives. Specify attributes.
6188 (add<mode>3_cf, subdi_dishl32): Specify attributes.
6189 (subsi3): Add alternative for subq.l. Specify attributes.
6190 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
6191 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
6193 (umulhisi3): Specify attributes.
6194 (mulhisisi3_z): Name pattern. Specify attributes.
6195 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
6196 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
6197 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
6198 bsetmemqi): Specify attributes.
6199 (bsetmemqi_ext): Name pattern. Specify attributes.
6200 (bclrmemqi): Specify attributes.
6201 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
6202 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
6204 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
6205 pattern. Specify attributes.
6206 (jump): Specify attributes.
6207 (tablejump_internal): Name pattern. Specify attributes.
6208 (call_value): Split into non_symbolic_call_value,
6209 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
6210 alternatives. Specify attributes.
6211 (non_symbolic_call_value, symbolic_call_value_jsr,
6212 symbolic_call_value_bsr): New patterns.
6213 (nop, return, unlink, indirect_jump): Specify attributes.
6214 (trap): Fix condition. Specify attributes.
6217 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
6218 (override_options): Initialize it. Initialize m68k_sched_cpu.
6219 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
6220 (const_method): Make global, rename to m68k_const_method.
6221 (const_int_cost, output_move_const_into_data_reg): Update.
6222 (output_move_double): Parametrize to emit rtl code, rename to
6224 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
6225 emit_movsi): New static functions.
6226 (output_move_double): New function with semantics of old
6228 (m68k_emit_move_double): New function.
6229 (m68k_sched_cpu): New variable.
6230 (attr_op_type): New enum.
6231 (sched_guess_p): New variable.
6232 (sched_address_type, sched_operand_type, sched_attr_op_type):
6233 New static functions.
6234 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
6235 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
6236 (sched_branch_type): New static variable.
6237 (m68k_sched_branch_type): New function.
6238 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
6239 (m68k_symbolic_call_var): Declare.
6240 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
6241 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
6242 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
6243 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
6246 2007-09-11 Jakub Jelinek <jakub@redhat.com>
6248 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
6249 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
6250 error if __builtin_va_arg_pack_len () wasn't optimized out during
6252 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
6253 with the number of inline's anonymous arguments.
6254 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
6256 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
6258 * fold-const.c (extract_muldiv_1): Do not simplify
6261 2007-09-11 Jan Hubicka <jh@suse.cz>
6263 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
6264 (TARGET_INTER_UNIT_CONVERSIONS): New.
6265 * i386.md (floatsi expanders): Remove redundant check for SImode
6266 source; offload to memory when asked for.
6267 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
6268 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
6270 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
6271 floatsidf2_mixed_memory, floatsidf2_sse_memory
6272 floatdisf2_mixed_memory, floatsisf2_sse_memory,
6273 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
6275 2007-09-11 Jan Hubicka <jh@suse.cz>
6277 * toplev.c (process_options): all frontends now do unit-at-a-time.
6278 * cgraphunit.c: update comments.
6279 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
6280 * c-decl.c (finish_function): use cgraph_add_new_function.
6281 * function.c (expand_function_end): We are always unit-at-a-time.
6283 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6285 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
6286 settings for MIPS16.
6287 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
6289 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6291 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
6292 SYMBOL_FORCE_TO_MEM constants.
6293 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
6294 (mips16_rewrite_pool_refs_info): New structure.
6295 (mips16_rewrite_pool_constant): New function, split out from...
6296 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
6297 mips16_rewrite_pool_refs_info structure rather than a pointer
6298 to a constant pool. Force force_to_mem_operands into memory.
6299 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
6300 * config/mips/predicates.md (force_to_mem_operand): New predicate.
6301 * config/mips/constraints.md (kf): New constraint.
6302 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
6303 (*movsi_mips16): Likewise.
6305 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6306 Nigel Stephens <nigel@mips.com>
6307 David Ung <davidu@mips.com>
6309 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
6310 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
6311 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
6312 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
6313 (mips_zero_extend_cost): New functions.
6314 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
6315 Use the new functions. Tweak many cost estimates, both here
6316 and in the new subroutines. Return false when the cost of the
6317 operands has not been calculated. Check for *clear_upper32.
6318 Check for floating-point multiply-add, reciprocal and rsqrt
6319 patterns. Handle comparison and rotation codes.
6321 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
6323 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
6325 * config/i386/i386.c (get_dllimport_decl): Don't strip
6328 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6331 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
6332 declarations to top.
6333 (DFP_TO_BFP): Use for either XFmode or TFmode.
6334 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
6336 * config/dfp-bit.h: Include float.h.
6337 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
6338 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
6339 which doesn't mean the same thing.
6340 (BFP_KIND): Use 4 to mean TFmode.
6341 (BFP_FMT): Specify the number of decimal digits based on the
6342 number of mantissa digits.
6343 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
6344 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
6345 (STR_TO_BFP): Use strtold for XFmode or TFmode.
6346 (TFtype): Define if TFmode is supported.
6347 * doc/libgcc.texi (Decimal float library routines): Document
6348 TF conversion functions.
6350 2007-09-10 Chao-ying Fu <fu@mips.com>
6352 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
6353 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6354 (mips_emit_compare): Process fixed-point modes.
6355 (mips_pad_arg_upward): Support fixed-point types.
6356 (override_options): Allow fixed-point modes in accumulators.
6357 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
6358 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
6359 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
6360 (mips_scalar_mode_supported_p): New function to accept fixed-point
6361 modes if the width is not greater than two BITS_PER_WORD.
6362 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6363 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6364 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6365 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6366 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
6368 ("IMODE"): New mode attribute.
6369 (mips-fixed.md): Include.
6370 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
6372 * config/mips/mips-fixed.md: New file.
6374 2007-09-11 Ben Elliston <bje@au.ibm.com>
6376 * config/spu/spu.md: Formatting fixes.
6378 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6380 * config/dfp-bit.c (dfp_unary_func): Delete.
6381 (dfp_unary_op): Delete.
6382 (dfp_binary_op): Use decFloat functions instead of decNumber
6383 functions for binary operations.
6384 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
6385 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
6387 (dfp_compare_op): Use decFloat functions insteadof decNumber
6388 functions for comparisons.
6389 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
6390 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
6392 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
6393 call to dxx_binary_op and decFloat function.
6394 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
6395 calls to dxx_binary_op and decFloat function.
6396 * config/dfp-bit.h: Include decFloat header files.
6397 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
6398 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
6399 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
6400 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
6402 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
6403 Jan Sjodin <jan.sjodin@amd.com>
6405 * tree-vect-analyze.c (vect_analyze_operations): Change
6406 comparison of loop iterations with threshold to less than
6407 or equal to instead of less than. Reduce
6408 min_scalar_loop_bound by one.
6409 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6410 Change prologue and epilogue iterations estimate to vf/2,
6411 when unknown at compile-time. Change versioning guard
6412 cost to taken_branch_cost. If peeling for alignment is
6413 unknown at compile-time, change peel guard costs to one
6414 taken branch and one not-taken branch per peeled loop.
6415 If peeling for alignment is known but number of scalar loop
6416 iterations is unknown at compile-time, change peel guard
6417 costs to one taken branch per peeled loop. Change the cost
6418 model equation to consider vector iterations as the loop
6419 iterations less the prologue and epilogue iterations.
6420 Change outside vector cost check to less than or equal to
6421 zero instead of equal to zero.
6422 (vect_do_peeling_for_loop_bound): Reduce
6423 min_scalar_loop_bound by one.
6424 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
6425 TARG_COND_NOT_TAKEN_BRANCH_COST.
6426 * config/i386/i386.h (processor_costs): Add
6427 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
6428 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
6429 vec_align_load_cost, vect_unalign_load_cost,
6430 vec_store_cost, cond_taken_branch_cost,
6431 cond_not_taken_branch_cost.
6432 Define macros for x86 costs.
6433 * config/i386/i386.c:
6434 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
6435 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
6436 scalar_to_vec_cost, vec_align_load_cost,
6437 vect_unalign_load_cost, vec_store_cost,
6438 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
6439 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
6440 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
6441 core2_cost, generic64_cost, generic32_cost): Set to default
6443 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
6444 (x86_builtin_vectorization_cost): New.
6446 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6447 Ben Elliston <bje@au.ibm.com>
6449 * dfp.c: Include decimal128Local.h;
6450 (dfp_byte_swap): Remove.
6451 (encode_decimal32, decode_decimal32): Don't handle endianness.
6452 (encode_decimal64, decode_decimal64): Ditto.
6453 (encode_decimal128, decode_decimal128): Ditto.
6454 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
6456 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
6458 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
6459 * Makefile.in (DECNUM_H): Add decimal128Local.h.
6461 2007-09-10 David Daney <ddaney@avtrex.com>
6463 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
6465 (memory_barrier): Rewrote as an insn that clobbers memory.
6467 2007-09-10 Richard Sandiford <richard@codesourcery.com>
6469 * config/mips/mips.c (mips_global_pointer): Check
6470 call_really_used_regs instead of call_used_regs.
6471 (mips_save_reg_p): Likewise. Save all call-saved registers
6472 if current_function_saves_all_registers. Fix indentation.
6473 No longer treat $18 as a special case.
6474 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
6476 2007-09-10 Richard Sandiford <richard@codesourcery.com>
6478 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
6479 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
6480 the introductory comment.
6481 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
6482 (override_options): Don't test for it.
6483 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
6484 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
6485 * config/mips/vr.h: As for config/mips/sde.h.
6487 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6488 Revital Eres <eres@il.ibm.com>
6490 * target.h (struct gcc_target.sched): New field: sms_res_mii.
6491 (struct ddg): Define.
6492 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
6493 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
6494 * config/spu/spu.c: Include ddg.h.
6495 (TARGET_SCHED_SMS_RES_MII): Define.
6496 (spu_sms_res_mii): New function to calculate mii.
6497 * modulo-sched (res_MII): Use it.
6498 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
6500 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
6502 * config/s390/s390.c (s390_dump_pool): Create copy of constant
6503 pool entries since they might hold values that must not be shared.
6505 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
6508 * config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
6509 Use 'N' operand constraint for op2.
6510 (lshr<mode>3): Ditto.
6511 (ashl<mode>3): Ditto.
6512 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
6513 (vec_shr_<mode>): Ditto.
6514 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
6515 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
6517 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
6519 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
6520 Change mode macro in the last real_2expN parameter to uppercase.
6522 2007-09-10 Michael Matz <matz@suse.de>
6524 * tree-pass.h (pass_cselim): Declare new pass.
6525 * passes.c (init_optimization_passes): Link in pass_cselim.
6526 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
6527 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
6528 cond_store_replacement.
6529 (condstoretemp): New static variable.
6530 (cond_store_replacement): New function.
6531 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
6532 tree_ssa_phiopt_worker.
6533 (struct name_to_bb): New.
6534 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
6535 nt_init_block, nt_fini_block): New static functions.
6536 (seen_ssa_names, nontrap_set): New static variables.
6537 (gate_cselim, pass_cselim): Define new pass.
6538 * common.opt (ftree-cselim): New flag.
6539 * toplev.c (process_options): Set flag_tree_cselim if required.
6541 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
6543 * simplify-rtx.c (simplify_relational_operation_1): For recent
6544 canonicalization, don't recurse if op1 equals both PLUS arguments.
6546 2007-09-09 David Daney <ddaney@avtrex.com>
6548 * optabs.c (expand_sync_operation): Use plus insn if minus
6550 (expand_sync_fetch_operation): Ditto.
6552 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
6554 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
6556 (*floatsisf2_sse_vector): Likewise.
6558 2007-09-09 Krister Walfridsson <cato@df.lth.se>
6560 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
6562 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
6564 * config/i386/i386.h (ix86_tune_indices): Rename
6565 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
6566 (TARGET_USE_VECTOR_CONVERTS): Updated.
6567 * config/i386/i386.c: Likewise.
6569 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
6570 Nigel Stephens <nigel@mips.com>
6572 * doc/invoke.texi (Overall Options): Add .sx file extension
6573 as a synonym for .S.
6574 * cppspec.c (known_suffixes): Likewise.
6575 * gcc.c (default_compilers): Likewise.
6577 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
6580 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
6581 * simplify-rtx.c (simplify_relational_operation_1): Add the
6582 canonicalization from i386.h.
6583 * doc/md.texi (Canonicalization of Instructions): Document it.
6585 2007-09-09 Jan Hubicka <jh@suse.cz>
6586 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6588 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
6589 (TARGET_USE_VECTOR_CONVERTS): New.
6590 * i386.md: New post-reload splitters for converting SF to DF and DF to
6592 (floatsi* expander): Special case vector conversions.
6593 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
6594 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
6595 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
6596 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
6597 Disable when doing vector converts.
6598 (floatsi<mode>2_i387): Disable when
6599 * sse.md (vec_dupv2df): Export.
6600 * i386.c (ix86_tune_features): Enable SSE conversions.
6602 2007-09-09 Richard Guenther <rguenther@suse.de>
6604 * tree-ssa-operands.c (add_virtual_operand): Only mark
6605 stores as has_volatile_ops if alias information is not available.
6607 2007-09-09 Revital Eres <eres@il.ibm.com>
6609 * doc/contrib.texi: Add myself.
6611 2007-09-09 Ira Rosen <irar@il.ibm.com>
6613 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
6614 stmt_vinfo_set_outside_of_loop_cost): New functions.
6615 * tree-vect-transform.c (vect_get_cost_fields): Remove.
6616 (vect_model_simple_cost): Call
6617 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
6618 field instead of calling vect_get_cost_fields.
6619 (vect_model_store_cost, vect_model_load_cost): Likewise.
6621 2007-09-09 Revital Eres <eres@il.ibm.com>
6623 * config/rs6000/rs6000.c (paired_init_builtins): Add const
6624 declaration to bdesc_paired_preds variable.
6625 (paired_expand_builtin): Likewise.
6627 2007-09-09 Revital Eres <eres@il.ibm.com>
6629 * dbgcnt.def (sms_sched_loop): New counter.
6630 * modulo-sched.c: Use sms_sched_loop instead of
6631 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
6632 perform swing modulo scheduling on. Include dbgcnt.h.
6633 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
6634 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
6636 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
6638 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
6639 Substitute all uses with ...
6640 (MODEF): New mode iterator.
6642 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
6643 from pre-regalloc define_insn_and_split splitter pattern.
6644 (*fix_trunc<mode>_i387_1): Ditto.
6645 (*fistdi2_1): Ditto.
6646 (*fist<mode>2_1): Ditto.
6647 (frndintxf2_floor): Ditto.
6648 (*fist<mode>2_floor_1): Ditto.
6649 (frndintxf2_ceil): Ditto.
6650 (*fist<mode>2_ceil_1): Ditto.
6651 (frndintxf2_trunc): Ditto.
6652 (frndintxf2_mask_pm): Ditto.
6654 (prologue): Use (const_int 0) as never generated filler insn.
6656 (sibcall_epilogue): Ditto.
6657 (eh_return_si): Ditto.
6658 (eh_return_di): Ditto.
6660 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
6661 using MODEF mode iterator.
6662 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
6663 using MODEF mode iterator.
6664 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
6665 using MODEF mode iterator.
6666 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
6667 Macroize expander using MODEF mode iterator.
6669 (zero_extendsidi2): Remove operand constraints from expander.
6670 (smuldi3_highpart): Ditto.
6671 (indirect_jump): Ditto.
6674 * config/i386/sse.md (storentv4sf): Ditto.
6675 (storentv2df): Ditto.
6676 (storentv2di): Ditto.
6678 (sse2_cvtpd2ps): Ditto.
6679 (vec_interleave_highv16qi): Ditto.
6680 (vec_interleave_lowv16qi): Ditto.
6681 (vec_interleave_highv8hi): Ditto.
6682 (vec_interleave_lowv8hi): Ditto.
6683 (vec_interleave_highv4si): Ditto.
6684 (vec_interleave_lowv4si): Ditto.
6685 (vec_interleave_highv2di): Ditto.
6686 (vec_interleave_lowv2di): Ditto.
6687 (sse2_maskmovdqu): Ditto.
6688 * config/i386/mmx.md (mmx_maskmovq): Ditto.
6690 2007-09-09 Ira Rosen <irar@il.ibm.com>
6692 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
6693 (struct _slp_tree, struct _slp_instance): Define new data structures
6694 along macros for their access.
6695 (struct _loop_vec_info): Define new fields: strided_stores,
6696 slp_instances, and slp_unrolling_factor along macros for their access.
6697 (enum slp_vect_type): New.
6698 (struct _stmt_vec_info): Define new field, slp_type, and macros for
6700 (STMT_VINFO_STRIDED_ACCESS): New macro.
6701 (vect_free_slp_tree): Declare.
6702 (vectorizable_load): Add an argument of type slp_tree.
6703 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
6704 vectorizable_assignment): Likewise.
6705 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
6706 Declare (make extern).
6707 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
6708 (new_loop_vec_info): Likewise.
6709 (destroy_loop_vec_info): Free memory allocated for SLP structures.
6710 * tree-vect-analyze.c: Include recog.h.
6711 (vect_update_slp_costs_according_to_vf): New.
6712 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
6713 functions. For not pure SLP stmts with strided access check that the
6714 group size is power of 2. Update the vectorization factor according to
6715 SLP. Call vect_update_slp_costs_according_to_vf.
6716 (vect_analyze_group_access): New.
6717 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
6718 (vect_free_slp_tree): New functions.
6719 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
6720 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
6721 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
6722 vect_detect_hybrid_slp): Likewise.
6723 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
6724 and vect_detect_hybrid_slp.
6725 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
6726 SLP costs into account.
6727 (vect_get_cost_fields): New function.
6728 (vect_model_simple_cost): Make extern, add SLP parameter and handle
6730 (vect_model_store_cost, vect_model_load_cost): Likewise.
6731 (vect_get_constant_vectors): New function.
6732 (vect_get_slp_vect_defs, vect_get_slp_defs,
6733 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
6734 vect_get_vec_defs): Likewise.
6735 (vectorizable_reduction): Don't handle SLP for now.
6736 (vectorizable_call): Don't handle SLP for now. Add argument to
6737 vect_model_simple_cost.
6738 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
6739 get SLPed and vectorized defs). Fix indentation and spacing.
6740 (vectorizable_assignment): Handle SLP.
6741 (vectorizable_induction): Don't handle SLP for now.
6742 (vectorizable_operation): Likewise.
6743 (vectorizable_type_demotion): Add argument to
6744 vect_model_simple_cost.
6745 (vectorizable_type_promotion): Likewise.
6746 (vectorizable_store, vectorizable_load): Handle SLP.
6747 (vectorizable_condition): Don't handle SLP for now.
6748 (vect_transform_stmt): Add a new argument for SLP. Check that there is
6749 no SLP transformation required for unsupported cases. Add SLP
6750 argument for supported cases.
6751 (vect_remove_stores): New function.
6752 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
6753 (vect_transform_loop): Schedule SLP instances.
6754 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
6756 2007-09-09 Andrew Haley <aph@redhat.com>
6758 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
6761 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
6763 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
6764 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
6765 Similar for what label_refs can go in the JUMP_TARGET field. Split
6766 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
6767 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
6768 REG_LABEL when replacing an operand with a LABEL_REF for a
6770 (subst_reloads): When replacing a LABEL_REG with a register,
6771 instead of generating a REG_LABEL note, assert that there already
6772 is one or that the label is a known target for the insn.
6773 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
6774 note, check the JUMP_LABEL field. Remove "else" after return.
6775 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
6776 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
6777 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
6778 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
6779 insns. Iterate over all notes; don't assume there's only one.
6780 * cse.c (recorded_label_ref): Adjust comment to refer to
6782 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
6783 insns, not just NONJUMP_INSN_P.
6784 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
6785 isn't a jump target.
6786 * jump.c (rebuild_jump_labels): Adjust head comment.
6787 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
6788 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
6789 (mark_all_labels): For JUMP_P insns without a target, check if the
6790 the target is noted on the previous nonjump insn.
6791 (mark_jump_label_1): New function, guts from mark_jump_label.
6792 <case IF_THEN_ELSE>: Handle first operand as a non-target when
6793 marking jump target labels.
6794 <case LABEL_REF>: Adjust for whether to generate a
6795 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
6796 For 'E' format rtl, iterate in descending element order.
6797 (delete_related_insns): Handle both REG_LABEL_TARGET and
6798 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
6799 reference count, delete and fallthrough. Move finding-next-
6800 non-deleted insn last in the function. Look at all INSN_P insns
6801 for REG_LABEL_OPERAND notes.
6802 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
6804 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
6805 JUMP_LABEL, output the INSN_UID of it.
6806 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
6807 and/or REG_LABEL_TARGET.
6808 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
6809 with jump.c copy by only adding notes for labels actually
6810 referenced in the insn.
6811 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
6812 usage count increment; handle all INSN_P trial insns.
6813 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
6815 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
6816 REG_LABEL_TARGET and REG_LABEL_OPERAND.
6817 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
6819 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
6820 JUMP_P insns and REG_LABEL_OPERAND everywhere.
6821 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
6822 on all INSN_P insns.
6823 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
6824 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
6825 REG_LABEL_OPERAND notes.
6826 * reload1.c (calculate_needs_all_insns): Adjust comments.
6827 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
6828 * config/alpha/alpha.md (split for load of an address into a
6829 four-insn sequence on Unicos/Mk): Adjust to use
6831 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
6833 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6836 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6837 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
6838 FOR_BB_INSNS_SAFE instead of for loop.
6839 * cse.c (cse_extended_basic_block): Likewise.
6840 * postreload.c (reload_cse_regs_1): New variable next. Make sure
6841 that the for loop does not invoke NEXT_INSN on a deleted insn.
6842 * function.c (instantiate_virtual_regs): Likewise.
6843 * lower-subreg.c (remove_retval_note): Likewise.
6844 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
6846 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
6848 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
6849 insn, if it's a jump.
6850 (try_redirect_by_replacing_jump): New variable jump_p. Call
6851 tablejump_p before delete_insn_chain.
6852 * reload1.c (reload): New variable next. Make sure that the for
6853 loop does not invoke NEXT_INSN on a deleted insn.
6854 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
6855 (delete_output_reload): New variable prev. Make sure the the for
6856 loops do not invoke PREV_INSN on a deleted insn.
6858 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6860 * pa/constraints.md: Remove 'X' from unused letters comment.
6862 2007-09-08 Richard Guenther <rguenther@suse.de>
6864 * tree-tailcall.c (find_tail_calls): If we don't have aliases
6865 computed check stmt_ann->references_memory instead of counting
6868 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
6870 * cse.c (fold_rtx): Use validate_unshare_change() instead of
6871 validate_change() in one more case.
6873 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
6875 PR tree-optimization/32283
6876 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
6877 estimated_loop_iterations.
6878 (determine_use_iv_cost_condition): Decrease cost of expressions
6879 used in iv elimination.
6881 2007-09-08 Richard Guenther <rguenther@suse.de>
6883 * tree-cfg.c (verify_gimple_expr): Avoid building new
6884 pointer types, use TYPE_POINTER_TO if available instead.
6886 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
6889 PR rtl-optimization/26449
6890 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
6891 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
6893 (mulv16qi3): Implement as define_insn_and_split pattern instead of
6894 define_expand. Split insn in split1 pass.
6897 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
6899 PR tree-optimization/33301
6900 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
6903 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
6905 PR tree-optimization/32183
6906 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
6908 * tree-ssa-reassoc.c: Include cfgloop.h.
6909 (is_reassociable_op): Add a loop argument and return true only
6911 (linearize_expr): Updated.
6912 (should_break_up_subtract): Likewise.
6913 (linearize_expr_tree): Likewise.
6914 (init_reassoc): Call loop_optimizer_init with
6915 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
6916 with CDI_DOMINATORS.
6917 (fini_reassoc): Call loop_optimizer_finalize.
6919 2007-09-07 Sterling Augustine <sterling@tensilica.com>
6921 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
6922 if there is no i-cache.
6924 2007-09-07 Richard Guenther <rguenther@suse.de>
6927 2007-09-06 Richard Guenther <rguenther@suse.de>
6929 PR tree-optimization/32586
6930 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6931 folding if nothing changed.
6932 (simplify_unary_expression): New function. Do tree combining
6933 on conversion like codes.
6934 (try_to_simplify): Call it.
6936 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6939 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
6940 (__gthread_active,__gthread_start, __gthread_active_init): New.
6941 * gthr-posix95.h: Likewise.
6943 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
6945 * function.h (struct function): Rename calls_unwind_init
6946 to saves_all_registers.
6947 (current_function_saves_all_registers): Renamed from
6948 current_function_calls_unwind_init.
6949 * reload1.c (reload): Set current_function_saves_all_registers.
6950 * except.c (expand_builtin_unwind_init): Likewise.
6951 * config/m68k/m68k.c (m68k_save_reg): Use
6952 current_function_saves_all_registers to save pic register.
6954 2007-09-07 Janis Johnson <janis187@us.ibm.com>
6956 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
6957 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
6959 Reapply reverted changes:
6961 2007-09-06 Jan Hubicka <jh@suse.cz>
6963 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
6966 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6968 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6969 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6971 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6973 * optabs.c (expand_float): Convert unsigned integer as signed only
6974 if it provides sufficient accuracy; add mode argument to real_2expN.
6975 (expand_fix): Fix comment typos; extend binary float into mode
6976 wider than destination for converion to unsigned integer; add mode
6977 argument to real_2expN.
6978 * real.c (real_2expN): Add mode argument to special-case decimal
6980 * real.h (real_2expN): Ditto.
6981 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6983 (fixed_from_string): Ditto.
6984 (fixed_to_decimal): Ditto.
6985 (fixed_convert_from_real): Ditto.
6986 (real_convert_from_fixed): Ditto.
6987 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6988 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6989 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6990 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6992 2007-09-07 Diego Novillo <dnovillo@google.com>
6994 * tree-flow.h (const_block_stmt_iterator): Remove.
6995 Update all users to use block_stmt_iterator.
6996 * tree-iterator.h (const_tree_stmt_iterator): Remove.
6997 Update all users to use tree_stmt_iterator.
6999 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
7001 * config/mips/mips.c (mips_set_current_function): Temporarily
7002 make this a no-op to fix bootstrap errors, pending rewrite.
7004 2007-09-07 Jan Hubicka <jh@suse.cz>
7006 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
7009 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
7011 PR tree-optimization/33299
7012 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
7013 uses for all relevant loop-exit phis, not just the first.
7015 2007-09-07 Richard Guenther <rguenther@suse.de>
7018 * tree-ssa-operands.c (access_can_touch_variable): An access
7019 of the form (*p)[0] can touch a variable of same size.
7021 2007-09-07 Jan Hubicka <jh@suse.cz>
7023 * passes.c (init_optimization_passes): Add simple dce and addressable
7025 * tree-ssa.c (execute_update_addresses_taken): New function.
7026 (pass_update_address_taken): New.
7027 * tree-ssa-dse.c (execute_simple_dse): New function.
7028 (pass_simple_dse): New.
7029 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
7031 2007-09-07 Tobias Burnus <burnus@net-b.de>
7034 * doc/invoke.texi: Fix -Wstrict-overflow= table.
7036 2007-09-07 Richard Guenther <rguenther@suse.de>
7039 2007-09-06 Richard Guenther <rguenther@suse.de>
7041 PR tree-optimization/32586
7042 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7043 folding if nothing changed.
7044 (simplify_unary_expression): New function. Do tree combining
7045 on conversion like codes.
7046 (try_to_simplify): Call it.
7048 2007-09-07 Richard Guenther <rguenther@suse.de>
7049 Uros Bizjak <ubizjak@gmail.com>
7051 PR tree-optimization/32821
7052 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
7053 NULL in the call to set_bb_stmt_list.
7055 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7057 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
7058 float calls here, rather than leaving some to the caller.
7059 Use call_internal_direct and call_value_internal_direct.
7060 * config/mips/mips.md (call_internal_direct): New pattern.
7061 (call_value_internal_direct): Likewise.
7063 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7065 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
7066 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
7068 (override_options): Set mips_base_move_loop_invariants.
7070 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7072 * config/mips/mips.opt (mcode-readable=): Move to keep list
7075 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7077 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
7078 and -mgpopt options. Adjust the -G documentation to match.
7079 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
7080 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
7081 function, split out from mips_classify_symbol. Return false for
7082 !TARGET_LOCAL_SDATA.
7083 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
7084 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
7085 (override_options): Check whether the -mgpopt setting is consistent
7086 with the other flags.
7087 (symbolic_expression_p): Delete.
7088 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
7089 and default_elf_select_rtx_section.
7090 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
7091 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
7092 external data and TARGET_EXTERN_SDATA.
7094 2007-09-07 Tobias Burnus <burnus@net-b.de>
7097 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
7099 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7101 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
7102 FOR_BB_INSNS_SAFE instead of for loop.
7103 * cse.c (cse_extended_basic_block): Likewise.
7104 * postreload.c (reload_cse_regs_1): New variable next. Make sure
7105 that the for loop does not invoke NEXT_INSN on a deleted insn.
7106 * function.c (instantiate_virtual_regs): Likewise.
7107 * lower-subreg.c (remove_retval_note): Likewise.
7108 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
7110 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
7112 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
7113 insn, if it's a jump.
7114 (try_redirect_by_replacing_jump): New variable jump_p. Call
7115 tablejump_p before delete_insn_chain.
7116 * reload1.c (reload): New variable next. Make sure that the for
7117 loop does not invoke NEXT_INSN on a deleted insn.
7118 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
7119 (delete_output_reload): New variable prev. Make sure the the for
7120 loops do not invoke PREV_INSN on a deleted insn.
7122 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
7124 * cgraphbuild.c (rebuild_cgraph_edges): Export.
7125 * cgraph.h (rebuild_cgraph_edges): Declare.
7126 * tree-pass.h (pass_expand_omp_ssa): New.
7127 * omp-low.c (find_omp_clause): Export.
7128 (copy_var_decl): Split from omp_copy_decl_2.
7129 (build_omp_barrier): Return the call to emit instead of emitting
7131 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
7133 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
7134 expand_omp_for_generic, expand_omp_for_static_nochunk,
7135 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7136 Adapted to work on SSA form.
7137 (execute_expand_omp): Do not invalidate dominance information.
7138 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
7139 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
7140 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
7142 (force_gimple_operand): Allow gimplifying code expressions without
7144 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
7145 * common.opt (fopenmp-ssa): New.
7146 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
7147 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
7148 * tree-cfg.c: Include tree-inline.h.
7149 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
7150 (replace_by_duplicate_decl, replace_ssa_name,
7151 mark_virtual_ops_in_region): New functions.
7152 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
7153 to work on SSA form.
7154 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
7155 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
7158 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7160 * tree-loop-linear.c: Include obstack.h.
7161 (linear_transform_loops): New obstack lambda_obstack.
7162 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
7163 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
7164 and free afterwards.
7165 * lambda.h (struct obstack): New forward declaration.
7166 (lambda_linear_expression_new): New parameter of type struct
7168 (lambda_loopnest_new): Likewise.
7169 (lambda_loopnest_transform): Likewise.
7170 (lambda_body_vector_new): Likewise.
7171 (lambda_body_vector_compute_new): Likewise.
7172 (gcc_loopnest_to_lambda_loopnest): Likewise.
7173 (lambda_loopnest_to_gcc_loopnest): Likewise.
7174 * lambda-code.c: Include obstack.h.
7175 (lambda_lattice_new): New parameter lambda_obstack. Use it for
7177 (lambda_body_vector_new): Likewise.
7178 (lambda_linear_expression_new): Likewise.
7179 (lambda_lattice_new): Likewise.
7180 (lambda_loopnest_new): Likewise. Additionally use obstack to
7181 allocate LN_LOOPS(ret).
7182 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
7183 it to lambda_lattice_new.
7184 (lambda_body_vector_compute_new): New parameter lambda_obstack.
7185 Pass it to lambda_body_vector_new.
7186 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
7187 it to lambda_lattice_new.
7188 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
7189 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
7190 (lambda_compute_target_space): Likewise.
7191 (lambda_compute_auxillary_space): New parameter lambda_obstack.
7192 Pass it to lambda_lattice_compute_base and
7193 compute_nest_using_fourieer_motzkin.
7194 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
7195 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
7196 and lambda_lattice_compute_target_space.
7197 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
7198 Pass it to lambda_linear_expression_new.
7199 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
7200 to gcc_tree_to_linear_expression.
7201 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
7202 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
7203 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
7204 Pass it to lambda_body_vector_new and
7205 lambda_body_vector_compute_new.
7206 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
7207 (lambda-code.o): Likewise.
7209 2007-09-06 Chao-ying Fu <fu@mips.com>
7211 * ginclude/stdfix.h: New file.
7212 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
7213 (convert.o): Add dependence on fixed-value.h.
7214 * c-convert.c (convert): Support FIXED_POINT_TYPE.
7215 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
7216 to define fixed-point constants.
7217 (c_cpp_builtins): Define fixed-point constants.
7218 * convert.c (fixed-value.h): New include.
7219 (convert_to_real): Update comment to include fixed-point.
7220 Support FIXED_POINT_TYPE.
7221 (convert_to_integer): Update comment to include fixed-point.
7222 Support FIXED_POINT_TYPE.
7223 (convert_to_complex): Support FIXED_POINT_TYPE.
7224 (convert_to_fixed): New function.
7225 * convert.h (convert_to_fixed): Declare.
7226 * genopinit.c: Add comment about $Q for only fixed-point modes.
7227 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
7228 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
7229 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
7230 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
7231 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
7232 usneg_optab for fixed-point modes.
7233 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
7235 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
7236 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
7237 unsigned saturation optabs, when type is saturating.
7238 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
7239 (expand_fixed_convert): New function.
7240 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
7241 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
7242 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
7243 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
7244 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
7245 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
7247 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
7248 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
7249 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
7250 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
7251 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
7253 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
7254 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
7255 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
7256 fractuns, satfractuns.
7257 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
7258 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
7259 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
7260 OTI_ssmsub_widen, OTI_usmsub_widen.
7261 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
7262 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
7263 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
7264 umsub_widen_optab, usmsub_widen_optab): Define.
7265 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
7267 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
7269 (expand_fixed_convert): Declare.
7270 * expr.c (convert_move): Support the move of fixed-point modes.
7271 (emit_move_insn_1): Handle fixed-point mode to move via integer.
7272 (categorize_ctor_elements_1): Handle FIXED_CST.
7273 (count_type_elements): Handle FIXED_POINT_TYPE.
7274 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
7275 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7277 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
7278 multiply and add/subtract for fixed-point types.
7279 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
7280 mode, we jump to binop directly.
7281 Support FIXED_CONVERT_EXPR.
7282 (do_store_flag): Check FIXED_CST to put a constant second.
7283 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
7284 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7285 (const_vector_from_tree): Support FIXED_CST.
7286 * doc/extend.texi (Fixed-Point): New node.
7287 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
7288 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
7289 satfract, fractuns, satfractuns): Document them.
7291 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7293 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
7294 addresses into I registers.
7296 2007-09-06 Jan Hubicka <jh@suse.cz>
7297 Andreas Tobler <a.tobler@schweiz.org>
7299 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
7301 (machopic_legitimize_pic_address): Likewise.
7303 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7304 Jan Hubicka <jh@suse.cz>
7306 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
7307 instead of ufloat_optab->handlers directly.
7308 (floatdidf2): Likewise.
7310 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
7312 * config/mips/mips.c: Include diagnostic.h.
7313 (mips_set_current_function): Check errorcount and sorrycount
7314 before generating RTL.
7316 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7319 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
7320 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
7321 (print_operand_reloc): Likewise.
7323 2007-09-06 Janis Johnson <janis187@us.ibm.com>
7327 2007-09-06 Jan Hubicka <jh@suse.cz>
7329 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
7332 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7334 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7335 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7337 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7339 * optabs.c (expand_float): Convert unsigned integer as signed only
7340 if it provides sufficient accuracy; add mode argument to real_2expN.
7341 (expand_fix): Fix comment typos; extend binary float into mode
7342 wider than destination for converion to unsigned integer; add mode
7343 argument to real_2expN.
7344 * real.c (real_2expN): Add mode argument to special-case decimal
7346 * real.h (real_2expN): Ditto.
7347 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7349 (fixed_from_string): Ditto.
7350 (fixed_to_decimal): Ditto.
7351 (fixed_convert_from_real): Ditto.
7352 (real_convert_from_fixed): Ditto.
7353 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7354 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7355 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7356 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7358 2007-09-06 Tom Tromey <tromey@redhat.com>
7360 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
7361 * c-pch.c (c_common_read_pch): Restore current location after
7363 * tree.c (expand_location): Update.
7364 (expr_filename): Changed return type. Unified the two cases.
7365 (expr_lineno): Likewise.
7366 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
7368 * toplev.c (line_table): Changed type.
7369 (general_init): Update.
7370 (realloc_for_line_map): New function.
7371 (general_init): Allocate line_table using GC.
7372 * fix-header.c (line_table): Changed type.
7373 (read_scan_file): Update.
7374 (read_scan_file): Update.
7375 * c-ppoutput.c (maybe_print_line): Update.
7376 (print_line): Update.
7377 (cb_line_change): Update.
7378 (cb_define): Update.
7379 (pp_file_change): Update.
7380 * c-opts.c (c_common_init_options): Update.
7381 (finish_options): Update.
7382 (push_command_line_include): Update.
7383 * c-lex.c (cb_line_change): Update.
7384 (cb_def_pragma): Update.
7385 (cb_define): Update.
7387 (c_lex_with_flags): Use cpp_get_token_with_location.
7388 * input.h (line_table): Changed type.
7389 (location_from_locus): New macro.
7390 * tree.h (EXPR_FILENAME): No longer an lvalue.
7391 (EXPR_LINENO): Likewise.
7392 (expr_locus, set_expr_locus): Declare separately for
7393 USE_MAPPED_LOCATION.
7394 (expr_filename, expr_lineno): Changed return type.
7395 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
7396 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
7397 (expand_gimple_basic_block): Likewise.
7398 * final.c (final_scan_insn): Use expanded_location.
7400 2007-09-06 Richard Guenther <rguenther@suse.de>
7402 PR tree-optimization/32586
7403 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7404 folding if nothing changed.
7405 (simplify_unary_expression): New function. Do tree combining
7406 on conversion like codes.
7407 (try_to_simplify): Call it.
7408 * builtins.c (fold_builtin_cexp): Fold the built expressions.
7409 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
7411 2007-09-06 Jan Hubicka <jh@suse.cz>
7414 * cse.c (fold_rtx): Avoid invalid sharing.
7416 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7418 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7419 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7421 2007-09-06 Revital Eres <eres@il.ibm.com>
7423 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
7424 Fix offsettable memory reference for 750CL.
7426 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
7428 * reload.c (find_reloads_address_1): Try to preserve original
7429 base/index regclass of operands.
7430 * regrename.c (scan_rtx_address): Likewise.
7431 (replace_oldest_value_addr): Likewise.
7433 2007-09-06 Richard Guenther <rguenther@suse.de>
7435 PR tree-optimization/33302
7436 * domwalk.c (walk_dominator_tree): The exit block is
7437 interesting even if it is not reachable.
7439 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7442 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
7444 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
7446 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
7449 2007-09-05 Ian Lance Taylor <iant@google.com>
7451 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
7453 (dump_generic_node): Likewise.
7454 * print-rtl.c (print_decl_name): Likewise.
7455 * print-tree.c (print_node_brief): Likewise.
7456 (print_node): Likewise.
7457 * Makefile.in (RTL_BASE_H): Add alias.h.
7460 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
7462 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
7464 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
7465 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
7467 2007-09-06 Jie Zhang <jie.zhang@analog.com>
7469 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
7470 (tm_defines): Define UCLIBC_DEFAULT to 1.
7471 (extra_options): Add linux.opt.
7472 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
7473 (CRT_CALL_STATIC_FUNCTION): Likewise.
7474 (NO_IMPLICIT_EXTERN_C): Likewise.
7475 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
7476 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
7477 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
7478 (ENDFILE_SPEC): Don't define.
7479 (LIB_SPEC): Likewise.
7480 (CRT_CALL_STATIC_FUNCTION): Likewise.
7481 (NO_IMPLICIT_EXTERN_C): Likewise.
7482 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
7483 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
7485 2007-09-06 Jan Hubicka <jh@suse.cz>
7487 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
7490 2007-09-06 Jan Hubicka <jh@suse.cz>
7492 * opts.c (common_handle_option): Enable inlining functions for
7495 2007-09-06 Jakub Jelinek <jakub@redhat.com>
7497 * builtin-attrs.def (ATTR_NONNULL_3): New.
7498 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
7499 ATTR_NOTHROW_NONNULL_##FA.
7500 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
7501 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
7502 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
7503 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
7504 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
7505 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
7506 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
7508 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
7509 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
7510 ATTR_FORMAT_NOTHROW_3_4): Remove.
7511 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
7512 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
7513 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
7514 instead of ATTR_FORMAT_*_*.
7516 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
7518 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
7519 parts re-used for REG_FRAME_RELATED_EXPR.
7521 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7523 * optabs.c (expand_float): Convert unsigned integer as signed only
7524 if it provides sufficient accuracy; add mode argument to real_2expN.
7525 (expand_fix): Fix comment typos; extend binary float into mode
7526 wider than destination for converion to unsigned integer; add mode
7527 argument to real_2expN.
7528 * real.c (real_2expN): Add mode argument to special-case decimal
7530 * real.h (real_2expN): Ditto.
7531 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7533 (fixed_from_string): Ditto.
7534 (fixed_to_decimal): Ditto.
7535 (fixed_convert_from_real): Ditto.
7536 (real_convert_from_fixed): Ditto.
7537 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7538 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7539 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7540 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7542 2007-09-05 Ian Lance Taylor <iant@google.com>
7544 * init-regs.c (initialize_uninitialized_regs): Call
7545 emit_insn_before rather than add_insn_before.
7547 2007-09-05 Jakub Jelinek <jakub@redhat.com>
7549 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
7550 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
7551 * tree-inline.h (copy_body_data): Add call_expr field.
7552 * tree-inline.c (expand_call_inline): Initialize call_expr.
7553 (copy_bb): Append anonymous inline fn arguments to arguments
7554 when inlining a CALL_EXPR_VA_ARG_PACK call.
7555 * builtins.c (expand_builtin): Issue an error if
7556 BUILT_IN_VA_ARG_PACK is seen during expand.
7557 (fold_call_expr, fold_builtin_call_array): Don't fold
7558 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
7559 __builtin_va_arg_pack () call as last argument.
7560 * gimplify.c (gimplify_call_expr): If last argument to a vararg
7561 function is __builtin_va_arg_pack (), decrease number of call
7562 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
7563 * expr.c (expand_expr_real_1): Issue an error if
7564 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
7565 * tree-pretty-print.c (dump_generic_node): Handle printing
7566 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
7567 * doc/extend.texi (__builtin_va_arg_pack): Document.
7569 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
7571 PR tree-optimization/21513
7572 * builtins.c (build_builtin_expect_predicate): New function.
7573 (fold_builtin_expect): Add argument for expected value.
7574 Distribute __builtin_expect over short-circuiting operations.
7575 Fold nested builtin_expects.
7576 (fold_builtin_2): Adjust call to fold_builtin_expect.
7578 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
7581 PR tree-optimization/13756
7582 * doc/invoke.texi (Options That Control Optimization): Document
7585 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
7587 * config/i386/cpuid.h: New file.
7588 * config/i386/driver-i386.c: Include cpuid.h.
7589 (describe_cache): Shrink size and line strings to 100 bytes.
7590 (detect_caches_amd): Return "" for unsupported max_ext_level.
7591 Use __cpuid function.
7592 (detect_caches_intel): Return "" for unsupported max_level.
7593 Use __cpuid function.
7594 (host_detect_local_cpu): Change feature flag variables to
7595 unsigned int. Initialize only extended feature flag variables.
7596 Use __get_cpuid_max to determine max supported cpuid level.
7597 Use __cpuid function to determine supported features. Fix
7598 calculation of family id. Remove is_amd and check signature
7599 directly. Check for Geode signature. Handle family 4 id.
7600 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
7601 cpu discovery code to lower part of the function.
7602 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
7603 for sub-architecture.
7604 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
7605 [PROCESSOR_K8]: Add k8-sse3 architecture.
7606 [PROCESSOR_NOCONA]: Remove.
7607 [PROCESSOR_GENERIC64]: Ditto.
7608 * config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
7609 * config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
7610 to check for SSE and FXSAVE support.
7611 * config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
7612 Add -minline-all-stringops.
7613 * config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
7614 (x86_64-*-*): Ditto.
7616 2007-09-05 Jie Zhang <jie.zhang@analog.com>
7618 * config/bfin/linux-unwind.h: New file.
7619 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
7620 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
7622 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7624 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
7625 * stmt.c: Include alloc-pool.h.
7626 (struct case_node): Remove GTY marker.
7627 (add_case_node): New parameter case_node_pool. Use it for
7629 (expand_case): New allocation pool case_node_pool. Initialize it,
7630 pass to add_case_node and free it.
7632 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
7633 David Ung <davidu@mips.com>
7634 Nigel Stephens <nigel@mips.com>
7636 Add mips16/nomips16 function attributes and -mflip-mips16 option
7637 for testing mixed-mode compilation.
7639 * config/mips/mips.opt (mflip-mips16): New.
7641 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
7642 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
7644 * config/mips/mips.c (mips_base_target_flags): New.
7645 (mips_base_mips16): New.
7646 (mips_base_schedule_insns): New.
7647 (mips_base_reorder_blocks_and_partition): New.
7648 (mips_base_align_loops): New.
7649 (mips_base_align_jumps): New.
7650 (mips_base_align_functions): New.
7651 (mips16_flipper): New.
7652 (mips_attribute_table): Add "mips16" and "nomips16" entries.
7653 (TARGET_SET_CURRENT_FUNCTION): Define.
7654 (mips_mips16_type_p, mips_nomips16_type_p): New.
7655 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
7656 (mips_function_ok_for_sibcall): Make it deal with functions with
7658 (mips_init_split_addresses): New, split out from override_options.
7659 (mips_init_relocs): New, split out from override_options.
7660 (was_mips16_p): New.
7661 (mips_set_mips16_mode): New, split out from override_options.
7662 (mips_set_current_function): New.
7663 (override_options): Add sorry for unsupported mips16/pic
7664 combination. Remove error for mips16/dsp combination. Save
7665 base option settings.
7666 (mips_file_start): Move mips16 mode setting output from here....
7667 (mips_output_function_prologue): ....to here.
7668 (mips_output_mi_thunk): Check for mips16 function.
7669 (build_mips16_function_stub): Don't set .mips16 here.
7670 (build_mips16_call_stub): Likewise.
7671 (mips_expand_builtin): Error in mips16 mode.
7672 (mips_use_mips16_mode_p): New.
7673 (mips_encode_section_info): Check for mips16 function, and set
7674 SYMBOL_REF_FLAGS accordingly.
7676 * doc/extend.texi (Function Attributes): Document new
7677 mips16/nomips16 attributes.
7678 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
7679 (MIPS Options): Document -mflip-mips16.
7681 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
7683 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
7684 if we encounter TLS address in MIPS16 mode.
7685 (mips_legitimize_const_move): Check cannot_force_const_mem for
7686 the (const (plus symbol offset)) case; this forces invalid TLS
7687 address in MIPS16 mode to be caught by the above call to sorry.
7688 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
7689 because that now enables emutls, which is not ABI compatible
7690 with native TLS in non-MIPS16 mode.
7692 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
7694 Add target hook invoked when cfun changes.
7696 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
7697 * target.h (struct gcc_target): Add set_current_function.
7698 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
7699 (TARGET_INITIALIZER): Add initializer for set_current_function.
7700 * tree.h (push_struct_function): New.
7701 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
7703 (set_cfun): Declare.
7704 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
7706 (push_function_context_to): Use allocate_struct_function
7707 to create null context, not init_dummy_function_start. Use set_cfun.
7708 (pop_function_context_from): Use set_cfun.
7709 (in_dummy_function): New.
7710 (invoke_set_current_function_hook): New.
7712 (push_cfun, pop_cfun): Use set_cfun.
7713 (push_struct_function): New.
7714 (allocate_struct_function): Call invoke_set_current_function_hook
7716 (prepare_function_start): Don't set cfun here. Remove unused
7717 argument; fix all callers.
7718 (init_dummy_function_start): Fiddle with in_dummy_function. Call
7719 push_struct_function.
7720 (init_function_start): Set cfun here.
7721 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
7722 * omp-low.c (create_omp_child_function): Use push_struct_function
7723 and pop_cfun to save/restore state.
7724 (expand_omp_parallel): Remove unused saved_cfun variable.
7725 * cgraphunit.c (ipa_passes): Use set_cfun.
7726 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
7727 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
7728 * matrix-reorg.c (transform_allocation_sites): Likewise.
7729 (matrix_reorg): Use set_cfun.
7730 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
7731 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
7732 assignment to cfun; use set_cfun for the other.
7733 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
7734 (dump_function_to_file): Use push_cfun/pop_cfun here.
7735 * c-decl.c (finish_function): Use set_cfun.
7737 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7739 * regrename.c (rerename_optimize): Use deferred rescanning and
7740 insert explicit calls to rescan insns when changed.
7742 2007-09-05 Jan Hubicka <jh@suse.cz>
7744 * optabs.c (libfunc_entry): Change optab to integer.
7745 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
7746 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
7747 of pointers for hashing.
7749 2007-09-05 Jan Hubicka <jh@suse.cz>
7751 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
7753 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
7754 * see.c (pass_see): Likewise.
7755 * tracer.c (pass_tracer): Likewise.
7756 * postreload-gcse.c (pass_gcse2): Likewise.
7757 * postreload.c (pass_postreload_cse): Likewise.
7758 * mode-switching.c (pass_mode_switching): Likewise.
7759 * modulo-sched.c (pass_sms): Likewise.
7760 * cse.c (cse_insn): Likewise.
7761 * web.c (pass_web): Likweise.
7762 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
7763 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
7764 * loop-init.c (pass_rtl_loop_init): Likewise.
7765 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
7766 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
7767 * global.c (pass_global_alloc): Likewise.
7768 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
7769 pass_if_after_reload): Likewise.
7770 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
7771 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
7772 * regmove.c (pass_regmove): Likewise.
7773 * function.c (pass_thread_prologugues_epilogues): Likewise.
7774 * gcse.c (pass_gcse): Likewise.
7775 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
7776 * lower-subreg.c (pass_lower_subreg2): Likewise.
7777 * bt-load.c (pass_branch_target_load): Likewise.
7778 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
7779 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
7780 * combine.c (pass_combine): Likewise.
7781 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
7782 (pass_partition_blocks): Likewise.
7783 * var-tracking.c (pass_variable_track): Likewise.
7784 * reg-stack.c (pass_stack_regs_run): Likewise.
7785 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
7786 * passes.c (pass_postreload): Likewise.
7787 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
7788 * tree-pass.h (TODO_verify_rtl_sharing): New.
7789 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
7790 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
7791 TODO_set_props, TODO_df_finish, TODO_df_verify,
7792 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
7794 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7796 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
7797 fold_real_zero_addition_p, reorder_operands_p,
7798 div_if_zero_remainder, fold_undefer_overflow_warnings,
7799 int_binop_types_match_p, fold_convert_const_int_from_int,
7800 fold_convert_const_int_from_real,
7801 fold_convert_const_int_from_fixed,
7802 fold_convert_const_real_from_real,
7803 fold_convert_const_real_from_fixed,
7804 fold_convert_const_fixed_from_fixed,
7805 fold_convert_const_fixed_from_int,
7806 fold_convert_const_fixed_from_real, maybe_lvalue_p,
7807 fold_checksum_tree, fold_check_failed, print_fold_checksum,
7808 debug_fold_checksum, multiple_of_p): Constify.
7809 * tree-flow-inline.h (get_lineno): Likewise.
7810 * tree-flow.h (get_lineno): Likewise.
7811 * tree-object-size.c (compute_object_offset, addr_object_size,
7812 alloc_object_size, pass_through_call): Likewise.
7813 * tree-pretty-print.c (op_symbol, print_call_name,
7814 print_struct_decl, do_niy): Likewise.
7815 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
7816 debug_fold_checksum): Likewise.
7818 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
7821 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
7822 note, remove the associated REG_RETVAL note.
7824 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7826 * config.gcc (powerpc*-*-*): Install
7827 spu2vmx.h, vec_types.h, and si2vmx.h headers.
7828 * config/rs6000/spu2vmx.h: New header.
7829 * config/rs6000/si2vmx.h: New header.
7830 * config/rs6000/vec_types.h: New header.
7832 2007-09-05 Ben Elliston <bje@au.ibm.com>
7834 * varasm.c (initializer_constant_valid_p): Fix comment typo.
7836 2007-09-05 Ben Elliston <bje@au.ibm.com>
7838 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
7840 (__stdcx): Make asm volatile.
7841 (__stwcx, __stdcx): Return only 0 or 1.
7843 2007-09-05 Jan Hubicka <jh@suse.cz>
7847 2007-09-04 Jan Hubicka <jh@suse.cz>
7848 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
7850 2007-09-04 Richard Guenther <rguenther@suse.de>
7851 * tree-ssa-operands.c (add_virtual_operand): Only mark
7852 stores as has_volatile_ops if alias information is not available.
7854 2007-09-05 Jakub Jelinek <jakub@redhat.com>
7856 * config/rs6000/tramp.asm: Include config.h.
7857 Check __PIC__ or __pic__ macro instead of SHARED.
7859 PR rtl-optimization/32300
7860 * see.c (see_copy_insn): New function.
7861 (see_def_extension_not_merged, see_merge_one_use_extension,
7862 see_merge_one_def_extension): Use it. Avoid changing
7863 PREV_INSN/NEXT_INSN chains directly, insted emit insns
7864 into sequences. Call df_insn_delete on temporary insns
7865 that won't be emitted into the insn stream.
7866 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
7867 and run df_process_deferred_rescans () before run_fast_dce.
7869 PR tree-optimization/33017
7870 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
7871 recurse for pure or const function calls.
7873 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7875 * c-format.c: Include alloc-pool.h.
7876 (check_format_info_main): New argument fwt_alloc. Use allocation
7877 pool instead of GC. Remove GC deallocation code.
7878 (check_format_arg): Create allocation pool, pass it to
7879 check_format_info_main and free it afterwards.
7880 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
7882 2007-09-05 Ben Elliston <bje@au.ibm.com>
7884 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
7885 Rename count macro arugment for clarity.
7886 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
7887 (__protected_stream_set): Likewise, pass 0.
7889 2007-09-04 Jan Hubicka <jh@suse.cz>
7891 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
7893 2007-09-04 Jan Hubicka <jh@suse.cz>
7895 * invoke.texi (-finline-small-functions): Document.
7896 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
7897 when deciding what is inlinable.
7898 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
7899 (cgraph_decide_inlining_of_small_function): Handle new flags.
7900 (cgraph_decide_inlining_incrementally): Likewise.
7901 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
7902 * common.opt (finline-small-functions): New.
7903 * Makefile.in (build/gengtype.o-warn): Work around PR29478
7905 2007-09-04 Richard Guenther <rguenther@suse.de>
7907 * tree-ssa-operands.c (add_virtual_operand): Only mark
7908 stores as has_volatile_ops if alias information is not available.
7910 2007-09-04 Andrew Haley <aph@redhat.com>
7912 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
7914 2007-09-04 Andrew Haley <aph@redhat.com>
7916 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
7917 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
7918 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
7920 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
7923 * common.opt: Mention ABI version 2 in comment.
7925 2007-09-04 Jan Hubicka <jh@suse.cz>
7927 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
7928 (libfunc_entry): New structure.
7929 (libfunc_hash): New hashtable.
7930 (hash_libfunc): New function.
7931 (eq_libfunc): New function.
7932 (convert_optab_libfunc): New function.
7933 (optab_libfunc): New function.
7934 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
7935 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
7936 expand_float, expand_fix, new_optab, new_convert_optab):
7937 Update for new libfunc API.
7938 (init_libfunc, init_integral_libfuncs,
7939 init_floating_libfuncs, init_interclass_conv_libfuncs
7940 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
7941 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
7942 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
7943 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
7944 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
7945 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
7946 gen_extend_conv_libfunc): New.
7947 (init_one_libfunc): Revamp for hashtables.
7948 (set_conv_libfunc): Likewise.
7949 (init_optabs): Initialize hashtable; use lazy initialization where
7951 * optabs.h (optab_handlers): Move out of GGC.
7952 (optab, convert_optab): Move out of GGC; add lazy gen info.
7953 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
7954 (optab_libfunc, convert_optab_libfunc): New.
7955 * builtins.c (expand_builtin_powi): Update for new API.
7956 * expr.c (convert_move): Likewise.
7957 * expmed.c (expand_divmod): Likewise.
7959 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
7961 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
7962 GOT pointer only if there is a constant pool. Use the allocated space
7965 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
7967 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
7970 2007-09-04 Revital Eres <eres@il.ibm.com>
7971 Richard Guenther <rguenther@suse.de>
7972 R. Clint Whaley <whaley@cs.utsa.edu>
7974 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
7976 * tree-tailcall.c (process_assignment): Use -fassociative-math
7977 when reodering operands of floating-point type.
7978 * fold-const.c (fold_comparison, fold_binary): Use
7979 -fassociative-math and -freciprocal-math instead of
7980 -funsafe-math-optimization flag.
7981 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
7982 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
7983 -freciprocal-math instead of -funsafe-math-optimizations.
7984 * opts.c (set_fast_math_flags): Set -freciprocal-math and
7985 -fassociative-math when -ffast-math is set.
7986 (set_unsafe_math_optimizations_flags): New Function
7987 to set -freciprocal-math and -fassociative-math when
7988 -funsafe-math-optimizations is set.
7989 (common_handle_option): Call it.
7990 * tree-vectorizer.c (vect_is_simple_reduction): Use
7991 -fassociative-math when doing reduction on floats.
7992 * loop-unroll.c (analyze_insn_to_expand_var): Use
7993 -fassociative-math when expanding an accumulator of type float.
7994 * simplify-rtx.c (simplify_binary_operation_1): Use
7995 -fassociative-math and -freciprocal-math when reordeing operands
7996 of floating-point type.
7997 * combine.c (combine_simplify_rtx): Likewise.
7998 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
8000 * common.opt (-fassociative-math, -freciprocal-math): New flags.
8002 2007-09-04 Paolo Carlini <pcarlini@suse.de>
8005 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
8007 2007-09-04 Jan Hubicka <jh@suse.cz>
8009 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
8011 2007-09-04 Jan Hubicka <jh@suse.cz>
8013 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
8014 and corresponding MATCH_DUP.
8016 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
8019 * combine.c (subst): Do not try to simplify X if it represents load
8020 of FP constant from the constant pool via float extension.
8022 2007-09-04 Ben Elliston <bje@au.ibm.com>
8024 * c-opts.c: Include "tm_p.h".
8025 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
8027 2007-09-04 Richard Guenther <rguenther@suse.de>
8029 PR tree-optimization/33291
8030 * tree-pretty-print.c (dump_generic_node): Dump all
8031 qualifiers for pointer types, not only first. Dump
8032 qualifiers for aggregate types as well.
8033 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
8034 use the canonical type for building ARRAY_REFs.
8035 * gimplify.c (canonicalize_addr_expr): Clean up. The
8036 correct validness check is compatibility of the pointer
8037 types. Always use the canonical type for building
8038 ARRAY_REFs and ADDR_EXPRs.
8039 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
8040 change that disabled propagation of ADDR_EXPRs into statements
8043 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8045 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
8046 (umulsi3_highpart): Make into expanders; existing insns are
8047 now named *[insn]_nov6. Add stars to existing [insn]_v6
8048 counterparts' names.
8050 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
8052 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
8053 (unprotoize.o): Remove SHLIB_MULTILIB.
8055 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
8057 * doc/extend.texi: Document progmem attribute for AVR.
8059 2007-09-03 Anatoly Sokolov <aesok@post.ru>
8062 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
8064 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8066 * optabs.c (expand_ffs): Initialize val and defined_at_zero
8069 * optabs.c: Remove unnecessary forward declarations.
8070 (expand_unop_direct): New, broken out of expand_unop.
8071 (expand_doubleword_clz): New.
8072 (expand_ctz): Move above expand_ffs. Use
8073 start_sequence, end_sequence, add_equal_note, and
8074 expand_unop_direct. Add more commentary.
8075 (expand_ffs): Try both ctz optab and expand_ctz.
8076 Generate a test and branch if the hardware doesn't give us
8077 a useful value for input zero. Style improvements similar to
8080 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
8082 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8084 * config.gcc: Delete stanza for arm-semi-aof and
8085 armel-semi-aof targets.
8086 * config/arm/arm-protos.h
8088 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
8089 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
8090 delete aof_pic_label and remove mention of AOF in comments.
8091 * config/arm/arm.md: Delete patterns used only for AOF assembly.
8093 * config/arm/semiaof.h
8094 * config/arm/t-semi: Delete file.
8096 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8098 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
8099 CONST_CAST_BB): New macros for type-specific casts.
8100 (CONST_CAST): Add a TYPE parameter and define it in terms of
8103 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
8104 * c-lex.c (cb_ident, lex_string): Likewise,
8105 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
8106 * config/i386/i386.c (ix86_function_regparm,
8107 ix86_function_sseregparm): Use CONST_CAST_TREE.
8108 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
8110 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
8111 give_switch, set_multilib_dir): Likewise,
8112 * gengtype-parse.c (string_seq, typedef_name): Likewise,
8113 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
8114 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
8115 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
8116 * prefix.c (update_path): Likewise,
8117 * pretty-print.c (pp_base_destroy_prefix): Likewise,
8118 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
8119 * tree-cfg.c (tree_can_merge_blocks_p,
8120 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
8121 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
8122 * tree.c (build_string): Supply a TYPE for CONST_CAST.
8123 (attribute_list_contained): Use CONST_CAST_TREE.
8125 2007-09-03 Krister Walfridsson <cato@df.lth.se>
8127 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
8129 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8132 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
8133 before forcing them into a register.
8135 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8137 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
8138 rather than define_code_macro.
8140 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8142 * gcc.c (xputenv): New function.
8143 (putenv_from_prefixes): Use xputenv instead of putenv.
8144 (process_command): Use xputenv instead of putenv.
8145 (set_collect_gcc_options): Use xputenv instead of putenv.
8146 (main): Use xputenv instead of putenv.
8148 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
8150 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
8151 availability of swap instruction.
8152 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
8154 2007-09-03 Revital Eres <eres@il.ibm.com>
8156 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
8159 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
8160 Ayal Zaks <zaks@il.ibm.com>
8161 Revital Eres <eres@il.ibm.com>
8163 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
8164 compute_split_row): New functions.
8165 (ps_unschedule_node): Remove.
8166 (normalize_sched_times): Iterate over the already scheduled
8167 insns instead of the number of nodes.
8168 (MAX_SPLIT_NUM): New definition.
8169 (sms_schedule_by_order): Change the scheduling heuristic to
8170 avoid useless increases of initiation interval ii.
8171 (get_sched_window): Add dump printouts.
8173 2007-09-02 David Daney <ddaney@avtrex.com>
8175 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
8176 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
8177 (optab, insn): Add more attributes.
8178 (fetchop_bit): New code macro.
8179 (immediate_insn): New code macro attribute.
8180 (sync): Change condition to ISA_HAS_SYNC.
8181 (rdhwr): Change predicate for operand 0 to register_operand.
8182 (memory_barrier): New expand.
8183 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
8184 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8185 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8186 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8187 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
8188 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
8189 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
8190 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8191 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
8193 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
8194 Hans-Peter Nilsson <hp@axis.com>
8196 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
8197 Defined to describe availability and behavior of CLZ.
8198 * config/cris/cris.md (clzsi2): Implement using lz instruction.
8199 * config/cris/cris.opt: Tweak comment for "-metrax4".
8200 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
8201 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
8202 (count_leading_zeros): Define.
8204 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8206 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
8208 2007-09-02 Joseph Myers <joseph@codesourcery.com>
8212 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
8215 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
8217 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
8218 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
8219 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
8220 sched-deps.c, sched-int.h, system.h, target.h,
8221 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
8222 tree.def: Fix comment typos.
8224 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
8226 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
8227 (override_options): Turn on -mstrict-align on non-ColdFire
8229 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
8231 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8233 * c-common.c (const_strip_array_types): Delete.
8234 * c-common.h (const_strip_array_types): Likewise.
8235 * emit-rtl.c (const_next_insn, const_previous_insn,
8236 const_next_nonnote_insn, const_prev_nonnote_insn,
8237 const_next_real_insn, const_prev_real_insn,
8238 const_next_active_insn, const_prev_active_insn, const_next_label,
8239 const_prev_label): Delete.
8240 * gimple-low.c (block_may_fallthru): Use expr_last.
8241 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
8242 * rtl.h (const_previous_insn, const_next_insn,
8243 const_prev_nonnote_insn, const_next_nonnote_insn,
8244 const_prev_real_insn, const_next_real_insn,
8245 const_prev_active_insn, const_next_active_insn, const_prev_label,
8246 const_next_label): Delete.
8247 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
8248 * system.h (CONST_CAST): Update comment.
8249 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
8250 (const_first_stmt, const_last_stmt): Delete.
8251 (tree_block_ends_with_condjump_p): Use last_stmt.
8252 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
8253 * tree-iterator.c (const_expr_first, const_expr_last,
8254 const_expr_only): Delete.
8255 * tree.c (const_lookup_attribute): Likewise.
8256 (attribute_list_contained): Use lookup_attribute.
8257 * tree.h (const_lookup_attribute, const_expr_first,
8258 const_expr_last, const_expr_only): Delete.
8260 2007-09-01 Richard Guenther <rguenther@suse.de>
8262 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
8263 instead of TREE_THIS_VOLATILE.
8264 * tree-ssa-operands.c (add_virtual_operand): Do not set
8265 has_volatile_ops. Do not check s_ann for NULL.
8266 (get_indirect_ref_operands): Likewise.
8267 (get_expr_operands): Likewise. For all reference trees
8268 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
8269 check base of reference for TREE_THIS_VOLATILE.
8271 2007-09-01 Richard Guenther <rguenther@suse.de>
8273 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
8274 between integral types. Also allow conversions between
8277 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8279 * optabs.c (prepare_float_lib_cmp): Use
8280 libgcc_cmp_return_mode instead of word_mode.
8281 * config/dfp-bit.h: Likewise.
8282 * config/fp-bit.h: Likewise.
8283 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
8285 (spu_libgcc_shift_count_mode): New function.
8286 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
8287 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
8289 2007-08-31 Joseph Myers <joseph@codesourcery.com>
8291 * tree-pretty-print.c: Include output.h.
8292 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
8293 HOST_WIDE_INT_PRINT_DEC.
8294 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
8296 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
8298 PR rtl-optimization/33224
8299 * loop-iv.c (latch_dominating_def): Check that the definition belongs
8300 to the analysed region.
8302 2007-08-31 Richard Guenther <rguenther@suse.de>
8304 * function.c (allocate_struct_function): Do not set
8305 current_function_returns_pointer.
8306 * function.h (struct var_refs_queue): Remove.
8307 (struct simple_obstack_stack): Likewise.
8308 (struct function): Remove fixup_var_refs_queue member.
8309 Remove returns_pointer flag.
8310 (current_function_returns_pointer): Remove define.
8312 2007-08-31 Nick Clifton <nickc@redhat.com>
8314 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
8315 secondary keys in order to obtain a stable sort.
8317 2007-08-31 Nick Clifton <nickc@redhat.com>
8320 * config/m32r/constraints.md: Add W constraint for integer zero.
8321 * config/m32r/m32r.md (get_pc): Use W and i constraints.
8322 Fix length calculation by using alternatives.
8324 2007-08-31 Richard Sandiford <richard@codesourcery.com>
8326 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
8327 split out from expand_binop.
8328 (avoid_expensive_constant): New function.
8329 (expand_binop_directly): Remove commutative_op argument and
8330 (expand_binop_directly): Remove commutative_op argument and
8331 call cummutative_optab_p instead. Do not change op0 or op1
8332 when swapping xop0 and xop1. Apply avoid_expensive_constant
8333 to each argument after potential swapping. Enforce the
8334 canonical order of commutative operands.
8335 (expand_binop): Use shift_optab_p and commutative_optab_p.
8336 Update the calls to expand_binop_directly. Only force constants
8337 into registers when widening an operation. Only swap operands
8338 once a direct expansion has been rejected.
8339 (expand_twoval_binop): Only force constants into registers when
8340 using a direct expansion.
8342 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
8344 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
8345 (sched_analyze_insn): Don't postprocess speculative dependencies when
8346 target has no scheduling.
8347 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
8348 'uninitialized' warning.
8350 2007-08-31 Richard Guenther <rguenther@suse.de>
8352 * tree.c (build_complex_type): Always set TYPE_NAME for
8355 2007-08-31 Olivier Hainque <hainque@adacore.com>
8357 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
8358 internal macro. Default alignment factor for csect directives, chosen
8359 to match what BIGGEST_ALIGNMENT allows.
8360 (DATA_SECTION_ASM_OP): Use it.
8361 * config/rs6000/rs6000.c
8362 (rs6000_xcoff_output_readonly_section_asm_op):
8363 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
8364 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
8366 2007-08-31 Olivier Hainque <hainque@adacore.com>
8368 * dbxout.c (dbxout_block): Move declaration within the first
8369 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
8370 block to include the definition, together with the associated
8373 2007-08-31 David Edelsohn <edelsohn@gnu.org>
8374 Revital Eres <eres@il.ibm.com>
8376 * doc/invoke.texi (-mpaired): Document flag.
8377 * config.gcc: Include paired.h in powerpc extra_headers and
8378 750cl.h in powerpc-*-linux*paired*.
8379 * config/rs6000/rs6000.opt (-mpaired): New flag.
8380 * config/rs6000/rs6000.c (paired_init_builtins,
8381 paired_expand_builtin, paired_expand_lv_builtin,
8382 paired_expand_stv_builtin, paired_expand_predicate_builtin):
8383 New functions to support the paired single builtin functions.
8384 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
8385 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
8387 (bdesc_paired_preds): New structure for paired predicate
8389 (rs6000_expand_builtin): Expand paired single builtins.
8390 (rs6000_init_builtins): Init paired single builtins.
8391 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
8392 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
8393 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
8394 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
8395 (rs6000_vector_mode_supported_p): Support paired vector mode.
8396 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
8397 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
8399 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
8400 (DATA_ALIGNMENT): Likewise.
8401 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
8402 (rs6000_builtins): Add PAIRED builtins.
8403 * config/rs6000/rs6000.md: Include paired.md.
8404 * config/rs6000/paired.h: New.
8405 * config/rs6000/paired.md: New.
8406 * config/rs6000/750cl.h: New.
8407 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
8409 2007-08-30 Ollie Wild <aaw@google.com>
8411 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
8412 * gcc.c (default_compilers): Add -fno-directives-only to
8413 @assembler-with-cpp.
8415 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
8419 * regclass.c (initial_fixed_regs): Revert previous change and make
8421 (initial_call_used_regs): Likewise.
8422 (initial_call_really_used_regs): Delete, reverting previous addition.
8423 (initial_reg_names): Likewise.
8424 (init_reg_sets): Revert previous change.
8425 (saved_fixed_regs): New.
8426 (saved_call_used_regs): New.
8427 (saved_call_really_used_regs): New.
8428 (saved_reg_names): New.
8429 (save_register_info): New.
8430 (restore_register_info): New.
8431 (init_reg_sets_1): Replace reset of register info with call to
8432 restore_register_info.
8433 * rtl.h (save_register_info): Declare.
8434 * toplev.c (backend_init): Call save_register_info.
8436 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8438 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
8439 from the original statement.
8441 2007-08-30 Chao-ying Fu <fu@mips.com>
8443 * c-lex.c (interpret_fixed): Declare.
8444 (interpret_float): Process _Fract and _Accum.
8445 (interpret_fixed): New function.
8446 * final.c (output_addr_const): Process CONST_FIXED.
8447 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
8448 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
8450 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
8452 (simplify_immed_subreg): Support CONST_FIXED.
8453 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
8454 (simplify_subreg): Support CONST_FIXED.
8456 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8458 * config/rs6000/ppu_intrinsics.h: New file.
8459 * config.gcc (powerpc*-*-* <extra_headers>): Install
8462 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8464 * cfg.c (dump_flow_info): Change to also print entry and exit
8466 * print-rtl.c (print_rtl_single): Allow to print rtl with
8469 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8471 * df-core.h (df_dump_region): New function.
8472 * df.h (df_dump_region): New function.
8473 * loop-invariant.c (find_defs): Add call to df_dump_region.
8474 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
8477 2007-08-30 Jakub Jelinek <jakub@redhat.com>
8480 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
8481 true if any of the compare_section_name calls returned true,
8482 rather than if any returned false.
8484 2007-08-30 Richard Guenther <rguenther@suse.de>
8486 PR tree-optimization/33199
8487 * tree-ssa-structalias.c (handle_lhs_call): New function.
8488 (find_func_aliases): In non-IPA mode make sure that for
8489 calls that return a pointer we add a constraint for the
8490 result to point to anything.
8492 2007-08-30 Richard Guenther <rguenther@suse.de>
8494 * doc/invoke.texi (-mveclibabi): Document new target option.
8495 * config/i386/i386.opt (-mveclibabi): New target option.
8496 * config/i386/i386.c (ix86_veclib_handler): Handler for
8497 vectorization library support.
8498 (override_options): Handle the -mveclibabi option, initialize
8499 the vectorization library handler.
8500 (ix86_builtin_vectorized_function): As fallback call the
8501 vectorization library handler, if set.
8502 (ix86_veclibabi_acml): New static function for ACML ABI style
8503 vectorization support.
8505 2007-08-30 Jakub Jelinek <jakub@redhat.com>
8507 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
8508 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
8509 SImode and update m. Don't run gen_lowpart_common on arbitrary
8510 memory address, force it to register first.
8513 * dce.c (dce_process_block): Don't delete setters of
8514 artificially used registers.
8516 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8518 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
8519 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
8520 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
8522 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8524 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
8526 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
8527 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
8529 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8531 * system.h: Activate -Wcast-qual as warning-only.
8533 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
8536 * config/rs6000/rs6000.c (compare_section_name): New function.
8537 (rs6000_elf_in_small_data_p): Compare section prefixes instead
8540 2007-08-29 Olivier Hainque <hainque@adacore.com>
8542 * xcoffout.c: #include debug.h.
8543 * Makefile.in (xcoffout.o): Add debug.h dependency.
8545 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
8547 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
8548 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
8550 2007-08-29 Richard Guenther <rguenther@suse.de>
8552 * tree-pretty-print.c (dump_generic_node): Print
8553 label DECL_UID as D.%u.
8554 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
8556 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8558 * builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
8559 * builtins.def (BUILT_IN_REALLOC): New builtin.
8561 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
8564 * tree.c (build_type_attribute_qual_variant): Set canonical types
8565 on the final, unqualified attribute variant before building the
8568 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8570 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
8571 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
8573 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8576 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8577 * config/bfin/bfin.md (composev2hi): Put operands into vector
8580 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8582 * config/bfin/bfin.md (composev2hi): Put operands into vector
8585 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8587 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
8588 attribute when appropriate.
8589 (bfin_handle_l1_text_attribute): New.
8590 (bfin_handle_l1_data_attribute): New.
8591 (bfin_attribute_table): Add attributes: l1_text, l1_data,
8592 l1_data_A and l1_data_B.
8593 * doc/extend.texi (node Function Attributes): Document l1_text
8595 (Variable Attributes): Add Blackfin subsection. Document l1_data,
8596 l1_data_A and l1_data_B variable attributes.
8598 2007-08-28 Jie Zhang <jie.zhang@analog.com>
8600 * config/bfin/bfin.opt (minline-plt): Add.
8601 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
8602 call to global functions.
8603 * doc/invoke.texi (Option Summary): Mention -minline-plt.
8604 (Blackfin Options): Document -minline-plt.
8606 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
8608 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
8609 given a non-function.
8610 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
8612 2007-08-28 DJ Delorie <dj@redhat.com>
8614 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
8616 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8618 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
8620 2007-08-28 Richard Guenther <rguenther@suse.de>
8622 * tree.h (struct tree_function_decl): Increase size of
8623 function_code bitfield.
8625 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
8626 Kazu Hirata <kazu@codesourcery.com>
8628 * config/m68k/linux.h
8629 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
8630 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
8631 (m68k_return_in_memory): New.
8632 * config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
8635 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
8638 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
8639 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
8640 operand) when top VEC_SELECT extracts scalar element.
8641 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
8642 (*vec_extract_v4sf_mem): Ditto.
8644 2007-08-28 Jakub Jelinek <jakub@redhat.com>
8647 * passes.c (init_optimization_passes): Move pass_df_finish
8648 after pass_postreload sublist.
8650 PR rtl-optimization/33148
8651 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
8652 (neg (lt X 0)) if X has scalar int mode.
8655 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
8656 initializer, use build_vector_from_ctor if possible to create
8657 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
8658 even after this, return NULL.
8660 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
8662 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
8664 2007-08-28 Richard Guenther <rguenther@suse.de>
8666 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
8667 (struct tree_function_decl): Make function_code a bitfield.
8668 Add disregard_inline_limits flag.
8669 * cgraphunit.c (cgraph_process_new_functions): Check
8670 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
8671 (cgraph_preserve_function_body_p): Likewise.
8672 * ipa-inline.c (compute_inline_parameters): Likewise.
8673 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
8674 for GNU C extern inline functions.
8675 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
8676 * tree-inline.c (disregard_inline_limits_p): Remove.
8677 * tree-inline.h (disregard_inline_limits_p): Likewise.
8678 * c-common.c (handle_always_inline_attribute): Set
8679 DECL_DISREGARD_INLINE_LIMITS.
8680 * langhooks.c (add_builtin_function): Verify the function code
8681 fits in the bitfield.
8683 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
8684 Vladimir Yanovsky <yanov@il.ibm.com>
8685 Revital Eres <eres@il.ibm.com>
8686 Andrey Belevantsev <abel@ispras.ru>
8688 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
8690 * modulo-sched.c: Add documentation regarding do-loop.
8691 (doloop_register_get): Change number of arguments to support
8692 the new do-loop pattern and check whether COUNT_REG has no other
8693 occurences in the loop besides in the control part.
8694 (duplicate_insns_of_cycles): Do not duplicate the insn which
8695 changes count_reg as it is already adjusted.
8696 (generate_prolog_epilog): New argument to support the new
8697 do-loop pattern. Change the subtract instruction to use
8698 expand_simple_binop. Call duplicate_insns_of_cycles with new
8700 (sms_schedule): Call doloop_register_get and
8701 generate_prolog_epilog with new argument. Do not handle loops
8702 with single sets insns with subreg in their lhs.
8703 * loop-doloop.c (doloop_optimize): Support for another do-loop
8705 (doloop_condition_get): Gets an instruction instead of a pattern
8706 and change the return condition when the do-loop pattern is
8708 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
8709 deps when considering to not create edges.
8711 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
8713 * doc/extend.texi (gnu_inline funtion attribute): Document C++
8716 2007-08-27 Jason Merrill <jason@redhat.com>
8719 * gimplify.c (gimplify_modify_expr): Discard the assignment of
8720 zero-sized types after calling gimplify_modify_expr_rhs.
8722 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
8724 * regclass.c (init_reg_autoinc): Fix typo.
8726 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
8728 Fix PR tree-optimization/33173
8729 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
8731 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
8734 * config/i386/i386.h (VALID_DFP_MODE_P): New.
8735 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
8738 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
8739 David Ung <davidu@mips.com>
8740 Nigel Stephens <nigel@mips.com>
8742 Separate target-specific initialization from general
8743 back-end initialization.
8745 * toplev.c (init_alignments): New, split out from...
8746 (process_options): ...here.
8747 (backend_init_target): New, split out from...
8748 (backend_init): ...here.
8749 (lang_dependent_init_target): New, split out from...
8750 (lang_dependent_init): ...here.
8751 (target_reinit): New.
8752 * toplev.h (target_reinit): Declare.
8753 * expr.c (init_expr_target): Renamed from init_expr_once, since it
8754 now can be called more than once. Update comments.
8755 * expr.h (init_expr_target): Likewise.
8756 * alias.c (init_alias_target): Renamed from init_alias_once, since it
8757 now can be called more than once. Explicitly zero
8758 static_reg_base_value.
8759 * emit-rtl.c (init_emit_regs): New, split out from...
8760 (init_emit_once): Here.
8761 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
8762 non-const, so that changes from command-line arguments can overwrite
8763 values provided by the static initializers.
8764 (initial_call_really_used_regs): New, used similarly to the above.
8765 (initial_reg_names): Likewise.
8766 (last_mode_for_init_move_cost): Promoted function-local static to
8767 file-scope static to make it accessible outside init_move_cost.
8768 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
8769 Do not initialize inv_reg_alloc_order yet, either. Do initialize
8770 reg_names since it is needed for parsing command-line options.
8771 (init_move_cost): Use last_mode_for_init_move_cost instead of
8772 function-local static.
8773 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
8774 call_really_used_regs now. Reinitialize reg_names. Also
8775 initialize inv_reg_alloc_order. Zero reg_class_subunion and
8776 reg_class_superunion. Clear losing_caller_save_reg_set.
8777 Preserve global registers if called more than once. Reset
8778 move cost, may_move_in_cost, may_move_out_cost, and
8779 last_mode_for_init_move_cost.
8780 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
8781 can now be invoked more than once. Update comments.
8782 (init_regs): Update comments.
8783 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
8784 and initial_call_really_used_regs, instead of the non-initial
8785 variables. This allows us to save the command-line register settings
8786 after target reinitialization.
8787 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
8788 * rtl.h (init_emit_regs): Declare.
8789 (init_reg_modes_target, init_alias_target): Renamed as described
8791 * reload1.c (init_reload): Update comments.
8792 * optabs.c (init_optabs): Likewise.
8793 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
8795 2007-08-26 Chao-ying Fu <fu@mips.com>
8797 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
8800 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8802 * alias.c (memory_modified_1, memory_modified_in_insn_p):
8804 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
8806 * bb-reorder.c (copy_bb_p): Likewise.
8807 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
8808 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
8809 block_ends_with_condjump_p): Likewise.
8810 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
8811 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
8812 block_ends_with_condjump_p): Likewise.
8813 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
8814 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
8815 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
8816 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
8817 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
8818 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
8819 debug_true_const_tree instad of debug_true_tree.
8820 * debug.c (do_nothing_debug_hooks): Likewise.
8821 * debug.h (ignore_block, debug_true_const_tree): Constify.
8822 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
8823 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
8824 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
8825 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
8826 dbx_reg_number, is_based_loc, field_type,
8827 simple_type_align_in_bits, simple_decl_align_in_bits,
8828 simple_type_size_in_bits, field_byte_offset, insert_float,
8829 type_tag, member_declared_type, is_redundant_typedef,
8830 secname_for_decl, is_inlined_entry_point): Likewise.
8831 * emit-rtl.c (const_next_insn, const_previous_insn,
8832 const_next_nonnote_insn, const_prev_nonnote_insn,
8833 const_next_real_insn, const_prev_real_insn,
8834 const_next_active_insn, const_prev_active_insn, const_next_label,
8835 const_prev_label): Likewise.
8836 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
8838 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
8839 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
8840 sched_insn_is_legitimate_for_speculation_p): Likewise.
8841 * jump.c (reversed_comparison_code_parts,
8842 reversed_comparison_code, reversed_comparison, condjump_label):
8844 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
8845 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
8847 * rtl.h (const_previous_insn, const_next_insn,
8848 const_prev_nonnote_insn, const_next_nonnote_insn,
8849 const_prev_real_insn, const_next_real_insn,
8850 const_prev_active_insn, const_next_active_insn, const_prev_label,
8851 const_next_label, modified_between_p, modified_in_p,
8852 const_note_storeskeep_with_call_p, condjump_label,
8853 reversed_comparison, reversed_comparison_code,
8854 reversed_comparison_code_parts, memory_modified_in_insn_p,
8855 stack_regs_mentioned): Likewise.
8856 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
8857 keep_with_call_p): Likewise.
8858 * sched-deps.c (deps_may_trap_p, sched_get_condition,
8859 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
8860 sd_lists_size, sd_lists_empty_p): Likewise.
8861 * sched-int.h (sched_insns_conditions_mutex_p,
8862 haifa_classify_insn, no_real_insns_p,
8863 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
8864 sd_lists_size, sd_lists_empty_p): Likewise.
8865 * sdbout.c (sdb_debug_hooks): Likewise.
8866 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
8867 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
8868 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
8870 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
8871 tree_can_throw_internal): Likewise.
8872 * tree-flow-inline.h (phi_nodes): Likewise.
8873 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
8874 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
8875 * tree-gimple.c (const_get_call_expr_in): Likewise.
8876 * tree-gimple.h (const_get_call_expr_in): Likewise.
8877 * tree.c (const_lookup_attribute, attribute_list_equal,
8878 attribute_list_contained): Likewise.
8879 * tree.h (attribute_list_equal, attribute_list_contained,
8880 const_lookup_attribute): Likewise.
8881 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
8883 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
8885 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
8886 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
8888 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
8891 * config/alpha/constraints.md: Delete "svn:mime-type" property
8892 with svn propdel "svn:mime-type".
8894 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
8897 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
8898 non NOTE insn doesn't cross basic block.
8899 (noce_try_abs): Likewise.
8900 (noce_process_if_block): Likewise.
8902 2007-08-26 David Edelsohn <edelsohn@gnu.org>
8905 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
8906 operand without auto-inc-dec.
8907 * config/rs6000/rs6000.md (floatsidf2_internal): Use
8908 offsettable_mem_operand.
8909 (floatunssidf2_internal): Same.
8910 (fix_truncdfsi2_internal): Same.
8911 (floatsidf_ppc64): Same.
8912 (floatunssidf_ppc64): Same.
8913 (fix_trunctfsi2_internal): Same.
8915 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
8918 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
8919 pass defines needed for version.c.
8921 2007-08-25 Joseph Myers <joseph@codesourcery.com>
8923 * configure.ac (--debug-prefix-map check): Change assembler
8924 version presumed to have feature to 2.18.
8925 * configure: Regenerate.
8927 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8929 * c-common.c (vector_types_convertible_p,
8930 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
8931 self_promoting_args_p): Constify.
8932 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
8933 c_promoting_integer_type_p, self_promoting_args_p,
8934 anon_aggr_type_p, vector_types_convertible_p): Likewise.
8935 * c-decl.c (anon_aggr_type_p): Likewise.
8936 * * c-dump.c (dump_stmt): Likewise.
8937 * c-objc-common.c (has_c_linkage): Likewise.
8938 * c-tree.h (same_translation_unit_p): Likewise.
8939 * c-typeck.c (null_pointer_constant_p,
8940 tagged_types_tu_compatible_p, function_types_compatible_p,
8941 type_lists_compatible_p, lvalue_or_else, lvalue_p,
8942 comptypes_internal, struct tagged_tu_seen_cache,
8943 same_translation_unit_p, alloc_tagged_tu_seen_cache,
8944 c_size_in_bytes): Likewise.
8945 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
8946 hash_ptr, eq_ptr): Likewise.
8947 * langhooks-def.h (lhd_decl_ok_for_sibcall,
8948 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
8949 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
8950 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
8952 * optabs.c (optab_for_tree_code): Likewise.
8953 * optabs.h (optab_for_tree_code): Likewise.
8954 * rtl.h (simplify_rtx): Likewise.
8955 * simplify-rtx.c (simplify_rtx): Likewise.
8956 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
8957 dump_flag, dump_node): Likewise.
8958 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
8959 queue_and_dump_type, dump_flag): Likewise.
8960 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
8961 * tree-pass.h (dump_node): Likewise.
8962 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
8963 supportable_narrowing_operation): Likewise.
8964 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
8965 supportable_narrowing_operation): Likewise.
8966 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
8967 is_negative_overflow_infinity, is_positive_overflow_infinity,
8968 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
8969 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
8970 update_value_range, add_equivalence, ssa_name_nonnegative_p,
8971 ssa_name_nonzero_p, fp_predicate): Likewise.
8972 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
8973 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
8974 ssa_name_nonnegative_p): Likewise.
8976 2007-08-25 Hans Kester <hans.kester@ellips.nl>
8978 * config.gcc : Add x86_64-elf target.
8980 2007-08-25 Jakub Jelinek <jakub@redhat.com>
8982 * expr.c (store_expr): Fix order of store_by_pieces arguments.
8984 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
8985 Nigel Stephens <nigel@mips.com>
8989 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
8990 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
8991 * expr.c (SET_BY_PIECES_P): Define.
8992 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
8993 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
8994 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
8996 * expr.h (SET_RATIO): Define.
8997 (can_store_by_pieces, store_by_pieces): Update prototypes.
8998 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
8999 can_store_by_pieces/store_by_pieces.
9000 (expand_builtin_memcpy_args): Likewise.
9001 (expand_builtin_strncpy): Likewise.
9002 (expand_builtin_memset_args): Likewise. Also remove special case
9003 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
9004 decide what to do instead.
9005 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
9006 to can_store_by_pieces.
9008 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
9009 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
9011 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
9012 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
9013 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
9014 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
9015 (STORE_BY_PIECES_P): Define.
9017 2007-08-24 Tom Tromey <tromey@redhat.com>
9019 * varpool.c (varpool_last_needed_node): Fix comment typo.
9020 * c-decl.c (duplicate_decls): Fix comment typo.
9021 (clone_underlying_type): Update comment.
9023 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9025 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
9026 alpha_in_small_data_p, alpha_split_complex_arg,
9027 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9029 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
9030 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
9032 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
9033 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9034 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
9035 * config/darwin.c (darwin_binds_local_p): Likewise.
9036 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
9038 * config/i386/i386-protos.h (i386_pe_binds_local_p,
9039 i386_pe_valid_dllimport_attribute_p): Likewise.
9040 * config/i386/i386.c (ix86_function_regparm,
9041 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
9042 x86_can_output_mi_thunk, ix86_mangle_type,
9043 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
9044 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
9045 i386_pe_binds_local_p): Likewise.
9046 * config/ia64/ia64.c
9047 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
9048 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
9049 ia64_invalid_conversion, ia64_invalid_unary_op,
9050 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9052 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
9053 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
9054 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9055 * config/mips/mips.c (mips_use_blocks_for_constant_p,
9056 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
9057 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9058 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
9059 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
9060 * config/pa/pa.c (pa_commutative_p): Likewise.
9061 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
9063 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
9064 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
9065 rs6000_use_blocks_for_constant_p,
9066 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
9067 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9068 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
9069 * config/s390/s390.c (s390_mangle_type,
9070 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
9072 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9073 th_in_small_data_p): Likewise.
9074 * config/sh/sh.c (sh_ms_bitfield_layout_p,
9075 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9077 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
9078 sparc_mangle_type): Likewise.
9079 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
9080 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
9081 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
9083 * hooks.c (hook_bool_mode_const_rtx_false,
9084 hook_bool_mode_const_rtx_true,
9085 hook_bool_const_tree_hwi_hwi_const_tree_false,
9086 hook_bool_const_tree_hwi_hwi_const_tree_true,
9087 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9088 hook_constcharptr_const_tree_null,
9089 hook_constcharptr_const_rtx_null,
9090 hook_constcharptr_const_tree_const_tree_null,
9091 hook_constcharptr_int_const_tree_null,
9092 hook_constcharptr_int_const_tree_const_tree_null): New.
9093 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9094 hook_bool_tree_hwi_hwi_tree_false,
9095 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9096 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9097 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9098 hook_constcharptr_int_tree_null,
9099 hook_constcharptr_int_tree_tree_null): Delete.
9100 (default_can_output_mi_thunk_no_vcall): Constify.
9101 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9102 hook_bool_tree_hwi_hwi_tree_false,
9103 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9104 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9105 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9106 hook_constcharptr_int_tree_null,
9107 hook_constcharptr_int_tree_tree_null): Delete.
9108 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
9109 hook_bool_const_tree_hwi_hwi_const_tree_false,
9110 hook_bool_const_tree_hwi_hwi_const_tree_true,
9111 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9112 hook_constcharptr_const_tree_null,
9113 hook_constcharptr_const_rtx_null,
9114 hook_constcharptr_const_tree_const_tree_null,
9115 hook_constcharptr_int_const_tree_null,
9116 hook_constcharptr_int_const_tree_const_tree_null): New.
9117 (default_can_output_mi_thunk_no_vcall): Constify.
9118 * integrate.c (function_attribute_inlinable_p): Likewise.
9119 * integrate.h (function_attribute_inlinable_p): Likewise.
9120 * jump.c (rtx_renumbered_equal_p): Likewise.
9121 * output.h (decl_readonly_section, categorize_decl_for_section,
9122 default_use_anchors_for_symbol_p, default_binds_local_p,
9123 default_binds_local_p_1): Likewise.
9124 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
9126 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9127 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
9128 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
9129 TARGET_COMP_TYPE_ATTRIBUTES,
9130 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
9131 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
9132 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
9133 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
9134 TARGET_DWARF_CALLING_CONVENTION): Likewise.
9135 * target.h (can_output_mi_thunk, needs_block_p,
9136 first_cycle_multipass_dfa_lookahead_guard_spec,
9137 vector_alignment_reachable, comp_type_attributes,
9138 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
9139 commutative_p, use_blocks_for_constant_p,
9140 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
9141 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
9142 invalid_within_doloop, valid_dllimport_attribute_p,
9143 split_complex_arg, invalid_arg_for_unprototyped_fn,
9144 invalid_conversion, invalid_unary_op, invalid_binary_op):
9146 * targhooks.c (default_invalid_within_doloop,
9147 hook_invalid_arg_for_unprototyped_fn,
9148 default_builtin_vector_alignment_reachable): Likewise.
9149 (hook_bool_rtx_commutative_p): Delete.
9150 (hook_bool_const_rtx_commutative_p): New.
9151 * targhooks.h (default_invalid_within_doloop,
9152 default_builtin_vector_alignment_reachable,
9153 hook_invalid_arg_for_unprototyped_fn): Constify.
9154 (hook_bool_rtx_commutative_p): Delete.
9155 (hook_bool_const_rtx_commutative_p): New.
9156 * varasm.c (bss_initializer_p, decl_default_tls_model,
9157 categorize_decl_for_section, decl_readonly_section,
9158 default_use_anchors_for_symbol_p, default_binds_local_p,
9159 default_binds_local_p_1): Constify.
9161 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9163 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9164 __NO_BUILTIN if -fno-builtin.
9166 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9168 * config/bfin/bfin.c (print_operand): Report error instead of
9169 ICE for wrong operand.
9171 2007-08-24 Michael Matz <matz@suse.de>
9173 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
9175 2007-08-24 Richard Guenther <rguenther@suse.de>
9178 * tree-ssa.c (useless_type_conversion_p): Split into a
9179 recursive and a non-recursive part.
9180 (useless_type_conversion_p_1): New function.
9181 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
9182 from maybe_fold_offset_to_reference is trivially convertible
9183 to the desired type before doing the simplification.
9185 2007-08-24 Jakub Jelinek <jakub@redhat.com>
9187 * expr.c (store_expr): Optimize initialization of an array
9189 * expr.h (builtin_strncpy_read_str): New prototype.
9190 * builtins.c (builtin_strncpy_read_str): Remove prototype.
9193 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
9196 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
9197 field when initializing if_info structure.
9199 2007-08-24 Richard Guenther <rguenther@suse.de>
9201 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
9203 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
9204 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
9205 * tree-inline.c (inlinable_function_p): Fold in common parts of
9206 the cannot_inline_tree_fn langhook.
9207 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
9208 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
9209 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9210 cannot_inline_tree_fn langhook.
9211 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
9212 cannot_inline_tree_fn member.
9214 2007-08-24 Richard Guenther <rguenther@suse.de>
9216 * expr.c (get_inner_reference): Do computation of bitoffset
9217 from offset in a way we can detect overflow reliably.
9219 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9221 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
9223 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9225 * config/bfin/bfin.opt (mfast-fp): Add.
9226 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
9227 libbffastfp override libgcc if -mfast-fp.
9228 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
9229 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
9230 (Blackfin Options): Document -mfast-fp.
9232 2007-08-24 Jakub Jelinek <jakub@redhat.com>
9234 PR tree-optimization/32573
9236 * tree-data-ref.c (initialize_data_dependence_relation): Clear
9237 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
9238 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
9239 (build_classic_dist_vector): Return false rather than true if
9240 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
9241 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
9242 returned false. Don't call save_dist_v before calling
9243 build_classic_dist_vector_1.
9244 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
9245 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
9246 DDR_DIR_VECTS vectors.
9248 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
9250 * configure.ac (leb128): Modify sed statement to work with any
9251 binutils version string.
9252 * configure: Regenerate
9254 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9256 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
9257 Wrap in RTX_CODE macro guard.
9258 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
9259 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
9260 arm_mark_dllimport, arm_pe_encode_section_info,
9261 arm_pe_unique_section): Use ISO-C function declarations.
9262 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
9263 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
9264 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
9266 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
9267 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
9269 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
9271 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
9272 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
9273 (register_move_cost): Use ISO-C function declarations.
9274 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
9275 * config/score/score-protos.h (score_declare_object): Add
9277 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
9279 * final.c (profile_function): Avoid empty if-bodies.
9282 * calls.c (must_pass_in_stack_var_size,
9283 must_pass_in_stack_var_size_or_pad): Constify.
9284 * config/alpha/alpha-protos.h (function_value): Likewise.
9285 * config/alpha/alpha.c (alpha_return_in_memory,
9286 alpha_pass_by_reference, function_value,
9287 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
9288 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9290 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
9291 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9292 TARGET_PROMOTE_PROTOTYPES): Likewise.
9293 * config/arm/arm-protos.h (arm_return_in_memory,
9294 arm_pad_arg_upward, arm_function_value): Likewise.
9295 * config/arm/arm.c (arm_pass_by_reference,
9296 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
9297 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9298 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
9300 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
9301 * config/avr/avr-protos.h (avr_function_value): Likewise.
9302 * config/avr/avr.c (avr_return_in_memory,
9303 gas_output_limited_string, gas_output_ascii, avr_function_value,
9304 avr_return_in_memory): Likewise.
9305 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
9306 * config/bfin/bfin.c (bfin_pass_by_reference,
9307 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
9308 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
9310 * config/cris/cris.c (cris_pass_by_reference,
9311 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
9312 * config/crx/crx.c (crx_return_in_memory): Likewise.
9313 * config/darwin.c (function_base, machopic_function_base_name):
9315 * config/fr30/fr30.c (fr30_must_pass_in_stack,
9316 TARGET_PROMOTE_PROTOTYPES): Likewise.
9317 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
9318 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
9319 * config/i386/i386-protos.h (ix86_return_in_memory,
9320 ix86_sol10_return_in_memory): Likewise.
9321 * config/i386/i386.c (ix86_function_value,
9322 ix86_function_sseregparm, ix86_must_pass_in_stack,
9323 type_natural_mode, classify_argument, examine_argument,
9324 construct_container, ix86_pass_by_reference, function_value_32,
9325 function_value_64, ix86_function_value_1, return_in_memory_32,
9326 return_in_memory_64, return_in_memory_ms_64,
9327 ix86_return_in_memory, ix86_sol10_return_in_memory,
9328 TARGET_PROMOTE_PROTOTYPES): Likewise.
9329 * config/ia64/ia64-protos.h (ia64_function_value,
9330 ia64_hpux_function_arg_padding): Likewise.
9331 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
9332 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
9333 ia64_hpux_function_arg_padding): Likewise.
9334 * config/iq2000/iq2000-protos.h (function_arg,
9335 iq2000_function_value): Likewise.
9336 * config/iq2000/iq2000.c (iq2000_return_in_memory,
9337 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
9338 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9339 function_arg, iq2000_function_value): Likewise.
9340 * config/m32c/m32c-protos.h (m32c_function_value,
9341 m32c_promote_function_return): Likewise.
9342 * config/m32c/m32c.c (m32c_pass_by_reference,
9343 m32c_promote_prototypes, m32c_promote_function_return,
9344 m32c_function_value): Likewise.
9345 * config/m32r/m32r.c (m32r_return_in_memory,
9346 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
9347 m32r_in_small_data_p): Likewise.
9348 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
9350 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
9351 m68hc11_function_arg_padding): Likewise.
9352 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
9353 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
9354 m68k_function_value): Likewise.
9355 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
9356 mcore_function_value): Likewise.
9357 * config/mcore/mcore.c (handle_structs_in_regs,
9358 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
9359 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9360 mcore_num_arg_regs, mcore_function_value): Likewise.
9361 * config/mips/mips-protos.h (mips_pad_arg_upward,
9362 mips_function_value): Likewise.
9363 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
9364 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
9365 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9366 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
9367 mips_function_value): Likewise.
9368 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
9370 * config/mmix/mmix.c (mmix_pass_by_reference,
9371 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
9372 mmix_encode_section_info): Likewise.
9373 * config/mn10300/mn10300-protos.h (mn10300_function_value):
9375 * config/mn10300/mn10300.c (mn10300_return_in_memory,
9376 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
9377 mn10300_function_value): Likewise.
9378 * config/mt/mt-protos.h (mt_function_value): Likewise.
9379 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
9380 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
9381 * config/pa/pa-protos.h (function_arg_padding, function_value,
9382 pa_return_in_memory): Likewise.
9383 * config/pa/pa.c (pa_pass_by_reference,
9384 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9385 function_arg_padding, function_value, pa_return_in_memory):
9387 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
9388 * config/rs6000/rs6000-protos.h (rs6000_function_value,
9389 function_arg_padding): Likewise.
9390 * config/rs6000/rs6000.c (rs6000_return_in_memory,
9391 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
9392 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
9393 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9394 function_arg_padding, altivec_expand_dst_builtin,
9395 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
9396 altivec_init_builtins, rs6000_common_init_builtins,
9397 rs6000_function_value): Likewise.
9398 * s390/s390-protos.h (s390_function_value): Likewise.
9399 * config/s390/s390.c (s390_function_arg_size,
9400 s390_pass_by_reference, s390_return_in_memory,
9401 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
9402 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
9403 * config/score/score-protos.h (score_function_value): Likewise.
9404 * config/score/score.c (score_arg_partial_bytes,
9405 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9406 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
9407 score_pass_by_reference, score_add_offset, score_function_value):
9409 * config/sh/sh-protos.h (sh_attr_renesas_p,
9410 sh_promote_prototypes): Likewise.
9411 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
9412 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
9413 sh_attr_renesas_p): Likewise.
9414 * config/sparc/sparc-protos.h (function_value,
9415 function_arg_padding): Likewise.
9416 * config/sparc/sparc.c (sparc_promote_prototypes,
9417 sparc_return_in_memory, sparc_pass_by_reference,
9418 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9419 function_arg_record_value_2, function_arg_record_value_1,
9420 function_arg_record_value, function_arg_record_value,
9421 function_arg_padding, function_value): Likewise.
9422 * config/spu/spu-protos.h (spu_function_value): Likewise.
9423 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
9424 spu_function_value): Likewise.
9425 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
9427 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
9428 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
9429 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9431 * config/v850/v850.c (v850_return_in_memory,
9432 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
9433 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
9434 * config/xtensa/xtensa.c (xtensa_return_in_msb,
9435 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
9436 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9438 * explow.c (promote_mode, hard_function_value): Likewise.
9439 * expr.h (hard_function_value, promote_mode): Likewise.
9440 * function.c (aggregate_value_p): Likewise.
9441 * hooks.c (hook_bool_const_tree_true): New.
9442 * hooks.h (hook_bool_const_tree_true): New.
9443 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
9444 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9445 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9446 TARGET_RETURN_IN_MSB): Likewise.
9447 * target.h (promote_function_args, promote_function_return,
9448 promote_prototypes, return_in_memory, return_in_msb,
9449 pass_by_reference, must_pass_in_stack, callee_copies,
9450 function_value): Likewise.
9451 * targhooks.c (default_return_in_memory,
9452 hook_pass_by_reference_must_pass_in_stack,
9453 hook_callee_copies_named,
9454 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
9455 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
9456 default_function_value): Likewise.
9457 * targhooks.h (default_return_in_memory,
9458 hook_pass_by_reference_must_pass_in_stack,
9459 hook_callee_copies_named,
9460 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
9461 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
9462 default_function_value): Likewise.
9463 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
9464 (equiv_class_label_hash, equiv_class_label_eq): Constify.
9465 * tree-vectorizer.c (bb_in_loop_p): Likewise.
9466 * tree.c (needs_to_live_in_memory): Likewise.
9467 * tree.h (struct tree_type, needs_to_live_in_memory,
9468 aggregate_value_p, must_pass_in_stack_var_size,
9469 must_pass_in_stack_var_size_or_pad): Likewise.
9470 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
9471 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
9472 lookup_filename): Likewise.
9474 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
9477 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
9478 fake fcomi i387 instruction for !TARGET_CMOVE.
9479 (ix86_expand_branch): Expand natural sequence with one jump for
9480 all targets, not only TARGET_CMOVE.
9481 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
9482 pattern to implement fake fcomi sequence. Split instruction after
9483 reload to correct compare sequences.
9484 (*cmpfp_xf_cc): Ditto.
9485 (*cmpfp_<mode>_cc): Ditto.
9486 (*cmpfp_u_cc): Ditto.
9487 (*cmpfp_<mode>_cc): Ditto.
9489 2007-08-23 Richard Guenther <rguenther@suse.de>
9491 * tree-pretty-print.c (dump_generic_node): Annotate
9492 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
9494 2007-08-23 Richard Guenther <rguenther@suse.de>
9496 * builtins.c (expand_builtin_mathfn): Wrap argument in
9497 save_expr directly instead of re-building the call.
9498 (expand_builtin_mathfn_2): Likewise.
9499 (expand_builtin_mathfn_3): Likewise.
9500 (expand_builtin_interclass_mathfn): Likewise.
9501 (expand_builtin_int_roundingfn): Set arg.
9502 (expand_builtin_int_roundingfn_2): Likewise.
9504 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
9506 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
9507 *sse_nand<mode>3, *sse_xor<mode>3): New.
9509 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
9511 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
9512 * config/i386/i386.c (print_operand): Handle ';' code. Output
9513 semicolon for TARGET_MACHO.
9514 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
9515 emit semicolon after 'lock' prefix.
9516 (sync_double_compare_and_swap<mode>): Ditto.
9517 (*sync_double_compare_and_swapdi_pic): Ditto.
9518 (*sync_compare_and_swap_cc<mode>): Ditto.
9519 (sync_double_compare_and_swap_cc<mode>): Ditto.
9520 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
9521 (sync_old_add<mode>): Ditto.
9522 (sync_add<mode>): Ditto.
9523 (sync_sub<mode>): Ditto.
9524 (sync_ior<mode>): Ditto.
9525 (sync_and<mode>): Ditto.
9526 (sync_xor<mode>): Ditto.
9528 2007-08-22 Chao-ying Fu <fu@mips.com>
9530 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
9532 (copy_rtx): Handle CONST_FIXED.
9533 (rtx_equal_p): Likewise.
9534 * rtl.h (fixed_value.h): New include.
9535 (rtx_def): Add a new field of fixed_value to u.
9536 (XCNMPFV): Define for accessing fixed_value.
9537 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
9539 * rtl.def (CONST_FIXED): New constant.
9540 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
9541 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
9542 US_ASHIFT): New codes.
9543 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
9544 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
9545 unsigned_fract_convert, unsigned_sat_fract): Document them.
9546 * varasm.c (assemble_integer): Extend to support fixed-point constants
9547 by using different machine classes.
9548 (decode_addr_const): Handle FIXED_CST.
9549 (const_hash_1): Likewise.
9550 (compare_constant): Likewise.
9551 (copy_constant): Likewise.
9552 (const_rtx_hash_1): Handle CONST_FIXED.
9553 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9554 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9556 (initializer_constant_valid_p): Handle FIXED_CST.
9557 (output_constant): Support FIXED_POINT_TYPE.
9558 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
9559 * cse.c (hash_rtx): Support CONST_FIXED.
9560 (exp_equiv_p): Likewise.
9561 (cannon_reg): Likewise.
9562 (fold_rtx): Likewise.
9563 (equiv_constant): Likewise.
9564 (cse_process_notes_1): Likewise.
9565 (count_reg_usage): Likewise.
9566 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
9567 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
9568 (wrap_constant): Check CONST_FIXED.
9569 (cselib_hash_rtx): Support CONST_FIXED.
9570 (cselib_subst_to_values): Likewise.
9571 * df-scan.c (df_uses_record): Likewise.
9572 * gcse.c (want_to_gcse_p): Likewise.
9573 (oprs_unchanged_p): Likewise.
9574 (oprs_not_set_p): Likewise.
9575 (compute_transp): Likewise.
9576 (extract_mentioned_regs_helper): Likewise.
9577 * genemit.c (gen_exp): Likewise.
9578 * local-alloc.c (equiv_init_varies_p): Likewise.
9579 (contains_replace_regs): Likewise.
9580 (memref_referenced_p): Likewise.
9581 * loop-invariant.c (check_maybe_invariant): Likewise.
9582 (hash_invariant_expr_1): Likewise.
9583 (invariant_expr_equal_p): Likewise.
9584 * postreload-gcse.c (oprs_unchanged_p): Likewise.
9585 * regclass.c (reg_scan_mark_refs): Likewise.
9586 * regrename.c (scan_rtx): Likewise.
9587 * resource.c (mark_referenced_resources): Likewise.
9588 (mark_set_resources): Likewise.
9589 * rtlanal.c (rtx_unstable_p): Likewise.
9590 (rtx_varies_p): Likewise.
9591 (count_occurrences): Likewise.
9592 (reg_mentioned_p): Likewise.
9593 (modified_between_p): Likewise.
9594 (modified_in_p): Likewise.
9595 (volatile_insn_p): Likewise.
9596 (volatile_refs_p): Likewise.
9597 (side_effects_p): Likewise.
9598 (may_trap_p_1): Likewise.
9599 (inequality_comparisons_p): Likewise.
9600 (computed_jump_p_1): Likewise.
9601 (commutative_operand_precedence): Likewise.
9602 * sched-deps.c (sched_analyze_2): Likewise.
9603 * sched-vis.c (print_value): Likewise.
9604 * reload.c (operands_match_p): Likewise.
9605 (subst_reg_equivs): Likewise.
9606 * reload1.c (eliminate_regs_1): Likewise.
9607 (elimination_effects): Likewise.
9608 (scan_paradoxical_subregs): Likewise.
9609 * alias.c (rtx_equal_for_memref_p): Likewise.
9610 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
9611 * emit-rtl.c (const_fixed_htab): New hash table.
9612 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
9614 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
9615 const_fixed_from_fixed_value): New functions.
9616 (verify_rtx_sharing): Handle CONST_FIXED.
9617 (copy_rtx_if_shared_1): Likewise.
9618 (reset_used_flags): Likewise.
9619 (set_used_flags): Likewise.
9620 (copy_insn_1): Likewise.
9621 (init_emit_once): Create const_fixed_htab.
9622 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
9624 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
9626 PR tree-optimization/32949
9627 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
9628 before failing for ivs with non-constant step.
9630 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
9632 * doc/md.texi (Iterators): Renamed from Macros. All contents
9633 changed to reflect rename of respectively define_code_macro and
9634 define_mode_macro to define_code_iterator and define_mode_iterator.
9635 (Mode Iterators, Code Iterators): Similar.
9636 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
9637 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
9638 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
9639 (initialize_iterators, find_iterator, check_code_iterator)
9640 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
9641 (read_mapping, read_rtx_1): Similar.
9642 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
9643 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
9644 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
9645 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
9646 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
9647 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
9648 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
9649 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
9650 config/rs6000/sync.md, config/rs6000/rs6000.md,
9651 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
9652 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
9653 config/vax/vax.md, config/bfin/bfin.md: Similar.
9655 2007-08-22 David Daney <ddaney@avtrex.com>
9657 * doc/install.texi (Testing): Mention testing on a simulator.
9659 2007-08-22 Janis Johnson <janis187@us.ibm.com>
9661 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
9663 * doc/libgcc.texi (Decimal float library routines): Fix formatting
9664 and rearrange floating point conversion functions into different
9667 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9669 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
9670 dfa_post_advance_cycle): New scheduler hooks.
9671 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
9672 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
9674 (TARGET_SCHED): Use them.
9675 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
9676 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
9677 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
9679 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
9680 function to facilitate debugging.
9681 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
9682 (output_insn_has_dfa_reservation_p): New static function to output
9683 insn_has_dfa_reservation_p ().
9684 (write_automata): Use it.
9685 * genattr.c (main): Output declaration for
9686 insn_has_dfa_reservation_p ().
9688 2007-08-22 Christian Bruel <christian.bruel@st.com>
9689 Richard Guenther <rguenther@suse.de>
9691 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
9692 * simplify_rtx (simplify_binary_operation_1): Likewise.
9694 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
9696 PR rtl-optimization/32557
9697 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
9698 of REGNO (mws->mw_reg).
9700 2007-08-22 Richard Guenther <rguenther@suse.de>
9703 * builtins.c (expand_builtin_int_roundingfn): Replace call
9704 argument wrapped with SAVE_EXPR directly.
9705 (expand_builtin_int_roundingfn_2): Likewise.
9707 2007-08-22 Richard Guenther <rguenther@suse.de>
9709 * tree-inline.c (inlinable_function_p): Restore disregarding
9710 inline limits for GNU extern inline functions.
9712 2007-08-22 Richard Guenther <rguenther@suse.de>
9715 * tree.c (host_integerp): Treat sizetype as signed as it is
9718 2007-08-21 Ian Lance Taylor <iant@google.com>
9720 PR tree-optimization/33134
9721 * tree-vrp.c (adjust_range_with_scev): Call
9722 set_value_range_to_value.
9724 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
9726 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
9729 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
9731 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
9734 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
9736 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
9737 cases to set eight bytes at a time.
9738 (expand_block_move): Likewise.
9740 2007-08-21 Jakub Jelinek <jakub@redhat.com>
9743 * dwarf2out.c (gen_decl_die): Don't call
9744 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
9746 2007-08-21 Paul Brook <paul@codesourcery.com>
9747 Nathan Sidwell <nathan@codesourcery.com>
9748 Mark Mitchell <mark@codesourcery.com>
9749 Joseph Myers <joseph@codesourcery.com>
9751 * configure.ac: Add --with-pkgversion and --with-bugurl.
9752 * configure: Regenerate.
9753 * doc/install.texi: Document them.
9754 * version.c (version_string): Remove VERSUFFIX.
9755 (VERSUFFIX): Remove.
9756 (pkgversion_string): New.
9757 (bug_report_url): Do not hard-code initializer.
9758 * version.h (pkgversion_string): Declare.
9759 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
9761 (version.o): Define PKGVERSION and BUGURL.
9762 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
9763 (%.pod): Define BUGURL.
9764 * gcc.c (process_command, main): Use pkgversion_string.
9765 * toplev.c (compile_file, print_version): Likewise.
9766 * protoize.c (main): Likewise.
9767 * gcov.c (print_version): Likewise. Update copyright date.
9768 * gcov-dump.c (print_version): Likewise. Update copyright date.
9769 * mips-tdump.c (main): Likewise. Update copyright date.
9770 * mips-tfile.c (main): Likewise. Update copyright date.
9771 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
9772 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
9773 shorten description.
9774 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
9775 * doc/gccint.texi: Likewise.
9776 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
9777 Update copyright date.
9779 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
9781 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
9782 (ix86_expand_strlensi_unroll_1): Ditto.
9783 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
9784 (ix86_expand_carry_flag_compare): Update comment.
9786 2007-08-21 Jakub Jelinek <jakub@redhat.com>
9789 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
9790 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
9792 2007-08-21 Richard Guenther <rguenther@suse.de>
9794 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
9796 2007-08-21 Richard Guenther <rguenther@suse.de>
9799 * fold-const.c (fold_binary): Remove index +p PTR folding.
9800 Fix types of POINTER_PLUS_EXPR generated by folding of
9803 2007-08-20 Chao-ying Fu <fu@mips.com>
9805 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
9806 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
9807 RID_ONEWAY, so that it can be checked in declspecs_add_type.
9808 (c_common_fixed_point_type_for_size): Declare.
9809 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
9810 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
9811 (c_token_starts_declspecs): Likewise.
9812 (c_parser_declspecs): Likewise.
9813 (c_parser_attributes): Likewise.
9814 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
9815 (c_declspecs): Add saturating_p.
9816 * c-decl.c (build_null_declspecs): Initialize saturating_p.
9817 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
9818 _Sat. Handle RID_SAT.
9819 Avoid using void, bool, char, int, float, double, _Decimal32,
9820 _Decimal64, _Decimal128, and complex with _Sat.
9821 Handle RID_FRACT and RID_ACCUM.
9822 Make sure _Sat is used with _Fract or _Accum.
9823 (finish_declspecs): Handle cts_fract and cts_accum.
9824 * c-common.c (fixed-value.h): New include.
9825 (constant_expression_warning): Handle FIXED_CST.
9826 (overflow_warning): Likewise.
9827 (warnings_for_convert_and_check): Likewise.
9828 (c_common_fixed_point_type_for_size): New.
9829 (c_common_type_for_mode): Handle fixed-point modes to
9830 return various saturating/non-saturating, signed/unsigned types.
9831 (c_common_signed_or_unsigned_type): Support fixed-point types.
9832 (shorten_compare): Check fixed-point zero.
9833 Handle FIXED_POINT_TYPE.
9834 (c_common_truthvalue_conversion): Handle FIXED_CST.
9835 Handle FIXED_POINT_TYPE.
9836 (c_common_nodes_and_builtins): Record builtin types for fixed-point
9838 (handle_mode_attribute): Handle fixed-point modes. Need to check
9839 if the signness of base type and fixed-point modes are consistent.
9840 (handle_vector_size_attribute): Handle fixed-point modes.
9841 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
9842 (warn_for_div_by_zero): Check fixed-point zero.
9843 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
9844 a common fixed-point type based on fbit, ibit, sign, and saturation.
9845 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
9846 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
9847 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
9848 (convert_for_assignment): Support FIXED_POINT_TYPE.
9849 (digest_init): Handle FIXED_POINT_TYPE.
9850 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
9851 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
9852 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
9853 GE_EXPR, LT_EXPR, GT_EXPR.
9854 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
9855 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
9856 * target.h (gcc_target): Add fixed_point_supported_p.
9857 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
9858 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
9859 (default_fixed_point_supported_p): Define.
9860 * targhooks.h (default_fixed_point_supported_p): Declare.
9861 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
9862 * doc/install.texi (Configuration): Add --enable-fixed-point.
9863 * configure.ac (--enable-fixed-point): New to enable fixed-point
9864 arithmetic extension to C. For mips targets, we enable it by default.
9865 * configure, config.in: Regenerate.
9867 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
9869 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
9871 2007-08-20 David Edelsohn <edelsohn@gnu.org>
9873 * dwarf2out.c (text_section_used): Move declaration outside ifdef
9874 DWARF2_DEBUGGING_INFO.
9875 (cold_text_section_used): Same.
9876 (cold_text_section): Same.
9878 2007-08-20 Richard Guenther <rguenther@suse.de>
9880 * c-typeck.c (convert_for_assignment): Use the type of
9881 the member for the initialization.
9883 2007-08-20 Richard Guenther <rguenther@suse.de>
9885 * c-objc-common.c (c_disregard_inline_limits): Remove.
9886 * c-objc-common.h (c_disregard_inline_limits): Likewise.
9887 * cgraphunit.c (cgraph_process_new_functions): Call
9888 disregard_inline_limits_p.
9889 (cgraph_preserve_function_body_p): Likewise.
9890 * ipa-inline.c (compute_inline_parameters): Likewise.
9891 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
9893 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
9894 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9895 disregard_inline_limits langhook.
9896 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
9898 * langhooks.h (lang_hooks_for_tree_inlining): Remove
9899 disregard_inline_limits langhook.
9900 * tree-inline.c (disregard_inline_limits_p): New function.
9901 * tree-inline.h (disregard_inline_limits_p): Declare.
9903 2007-08-20 Richard Guenther <rguenther@suse.de>
9905 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
9906 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
9907 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9908 auto_var_in_fn_p langhook.
9909 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
9911 * tree.c (auto_var_in_fn_p): ... here.
9912 (find_var_from_fn): Call auto_var_in_fn_p directly.
9913 * langhooks.h (lang_hooks_for_tree_inlining): Remove
9914 auto_var_in_fn_p langhook.
9915 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
9916 (copy_body_r): Likewise.
9917 (self_inlining_addr_expr): Likewise.
9918 * tree.h (auto_var_in_fn_p): Declare.
9920 2007-08-20 Richard Guenther <rguenther@suse.de>
9922 * tree.c (WALK_SUBTREE): Call walk_tree_1.
9923 (walk_type_fields): Take lh parameter.
9924 (walk_tree): Rename to ...
9925 (walk_tree_1): ... this. Do not call the walk_subtrees
9926 langhook but the now passed callback. Pass lh on recursion.
9927 (walk_tree_without_duplicates): Rename to ...
9928 (walk_tree_without_duplicates_1): ... this. Take lh parameter
9929 and call walk_tree_1.
9930 * tree.h (walk_tree_lh): New typedef.
9931 (walk_tree_1): Declare.
9932 (walk_tree_without_duplicates_1): Likewise.
9933 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
9934 (walk_tree_without_duplicates): New define to
9935 walk_tree_without_duplicates_1 with NULL lh parameter.
9936 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
9937 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
9939 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
9940 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
9941 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
9944 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9947 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
9948 code in front of the compacting of basic blocks.
9949 Move the folding of statements inbetween the cgraph checking
9950 and compacting of basic blocks.
9952 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9953 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9956 * config/alpha/alpha.c (va_list_skip_additions): Check for
9957 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
9958 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
9959 PLUS_EXPR when checking ap.__base.
9960 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
9961 when doing addition on pointer types. Use size_int instead of
9963 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
9964 ptr_type in the second operand.
9966 2007-08-19 Andrew Pinski <pinskia@gmail.com>
9969 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
9971 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9974 * cfgexpand.c (expand_one_register_var): Mark pointer
9975 DECL_ARTIFICIAL as REG_POINTER also.
9976 * stmt.c (expand_decl): Likewise.
9978 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
9985 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
9986 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
9987 on_worklist argument and avoid adding things to worklist multiple
9989 (add_to_worklist): Ditto.
9990 (mark_aliases_call_clobbered): Mark entire structure clobbered if
9991 single SFT is clobbered.
9992 (set_initial_properties): Ditto.
9993 (compute_call_clobbered): Update for changes to function
9995 (create_overlap_variables_for): Always create SFT for offset 0.
9996 (create_structure_vars): Handle PHI's, since we are in SSA form at
9998 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
9999 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
10001 (add_vars_for_offset): Figure out aliases from access + points-to.
10002 (add_virtual_operand): Use add_vars-for_offset.
10003 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
10004 (add_call_clobber_ops): Remove makes_clobbering_call set.
10005 (get_expr_operands): Always pass through the INDIRECT_REF
10007 * tree-ssa-structalias.c (struct constraint_graph): Remove
10009 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
10010 address_taken, pt_used, number_incoming.
10011 (FIRST_ADDR_NODE): Removed.
10012 (merge_graph_nodes): Remove broken code for the moment.
10013 (init_graph): New function.
10014 (build_pred_graph): Remove code to init_graph.
10015 Add location equivalence support.
10016 (struct scc_info): Rename roots to deleted.
10017 (scc_visit): Ditto.
10018 (init_scc_info): Ditto
10019 (init_topo_info): Use graph->size.
10020 (compute_topo_order): Ditto.
10021 (do_da_constraint): Removed.
10022 (do_sd_constraint): Remove calls to find().
10023 set_union_with_increment should always get 0 as last arg here.
10024 (do_complex_constraint): Replace do_da_constraint with assert.
10026 (struct equiv_class_label): New.
10027 (pointer_equiv_class_table): Ditto.
10028 (location_equiv_class_table): Ditto.
10029 (equiv_class_label_hash): Ditto.
10030 (equiv_class_label_eq): Ditto
10031 (equiv_class_lookup): Ditto.
10032 (equiv_class_ladd): Ditto.
10033 (pointer_equiv_class): Ditto.
10034 (location_equiv_class): Ditto.
10035 (condense_visit): Rename and rewrite from label_visit to do only
10036 SCC related stuff for HU.
10037 (label_visit): Do HU work for HU.
10038 (perform_var_substitution): Update to do HU and location
10040 (free_var_substitution_info): Update to free HU and location
10041 equivalence structures. */
10042 (find_equivalent_node): Update for pointer but not location
10044 (unite_pointer_equivalences): New function.
10045 (move_complex_constraints): Rewrite to only do moving.
10046 (rewrite_constraints): Split out of move_complex_constraints.
10047 (solve_graph): Use graph->size.
10048 (process_constraint_1): Add from_call argument, use it.
10049 Split *a = &b into two constraints.
10050 (process_constraint): Use new process_constraint_1.
10051 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
10052 (get_constraint_for): Handle non-pointer integers properly.
10053 Remove code that used to handle structures.
10054 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
10055 with unknown addends.
10056 (handle_rhs_call): New function.
10057 (find_func_aliases): Use handle_rhs_call.
10058 (set_uids_in_ptset): Add an assert.
10059 (set_used_smts): Fix bug in not considering unified vars.
10060 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
10061 (compute_points_to_sets): Update for other function changes.
10062 (delete_points_to_sets): Ditto.
10063 (ipa_pta_execute): Ditto.
10064 (pass_ipa_pta): We need to update SSA after ipa_pta.
10066 2007-08-19 Jan Hubicka <jh@suse.cz>
10068 * i386.md: Replace "rim" and "mri" constraints by "g".
10070 2007-08-19 Joseph Myers <joseph@codesourcery.com>
10072 * dwarf2out.c (text_section_used, cold_text_section_used,
10073 cold_text_section, dwarf2out_note_section_used): New.
10074 (dwarf2out_init): Initialize cold_text_section.
10075 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
10076 dwarf2out_note_section_used.
10077 (size_of_aranges): Only count entry for text section if it was
10078 used. Count entry for cold text section if it was used.
10079 (output_aranges): Only output entries for text section and cold
10080 text section if they were used.
10082 2007-08-19 Andrew Pinski <pinskia@gmail.com>
10084 * tree-pretty-print.c (debug_generic_expr): Add a comment about
10086 (debug_generic_stmt): Likewise.
10087 (debug_tree_chain): Likewise.
10089 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10091 * tree-data-refs.c (split_constant_offset): Expose.
10092 * tree-data-refs.h (split_constant_offset): Add declaration.
10094 * tree-vectorizer.h (dr_alignment_support): Renamed
10095 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
10096 Added a new value dr_explicit_realign.
10097 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
10098 dr_offset, dr_step, and dr_aligned_to, along with new access
10099 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
10100 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
10101 STMT_VINFO_DR_ALIGNED_TO.
10103 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
10105 In case of outer-loop vectorization with non-fixed misalignment - use
10106 the dr_explicit_realign scheme instead of the optimized realignment
10108 (new_stmt_vec_info): Initialize new fields.
10110 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
10111 'nested_in_vect_loop' case. Change verbosity level.
10112 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
10113 Don't fail on zero step in the outer-loop for loads.
10114 (vect_analyze_data_refs): Call split_constant_offset to calculate
10115 base, offset and init relative to the outer-loop.
10117 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
10118 BSI function argument with a new function argument - at_loop.
10119 Simplify the condition that determines STEP. Takes additional argument
10120 INV_P. Support outer-loop vectorization (handle the
10121 nested_in_vect_loop case), including zero step in the outer-loop. Call
10122 vect_create_addr_base_for_vector_ref with additional argument.
10123 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
10124 Updated function documentation. Handle the 'nested_in_vect_loop' case.
10125 Fixed and simplified calculation of step.
10126 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
10127 of bsi, and with additional argument. Call bump_vector_ptr with
10128 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
10129 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
10130 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
10131 when the realignment setup needs to take place inside the loop.
10132 Support the dr_explicit_realign scheme. Allow generating the optimized
10133 realignment scheme for outer-loop vectorization. Added documentation.
10134 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
10135 the 'nested_in_vect_loop' case, including loads that are invariant in
10136 the outer-loop and the realignment schemes. Handle the case when the
10137 realignment setup needs to take place inside the loop. Call
10138 vect_setup_realignment with additional arguments. Call
10139 vect_create_data_ref_ptr with additional argument and with loop instead
10140 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
10141 (vect_gen_niters_for_prolog_loop): Call
10142 vect_create_addr_base_for_vector_ref with additional arguments.
10143 (vect_create_cond_for_align_checks): Likewise.
10144 (bump_vector_ptr): Updated to support the new dr_explicit_realign
10145 scheme: takes additional argument bump; argument ptr_incr is now
10146 optional; updated documentation.
10147 (vect_init_vector): Takes additional argument (bsi). Use it, if
10148 available, to insert the vector initialization.
10149 (get_initial_def_for_induction): Pass additional argument in call to
10151 (vect_get_vec_def_for_operand): Likewise.
10152 (vect_setup_realignment): Likewise.
10153 (vectorizable_load): Likewise.
10155 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10157 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
10158 as argument instead of struct loop.
10159 (nested_in_vect_loop_p): New function.
10160 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
10161 vect_used_in_outer.
10162 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
10163 from other phis in the loop.
10164 (destroy_loop_vec_info): Add additional argument to declaration.
10166 * tree-vectorizer.c (supportable_widening_operation): Also check if
10167 nested_in_vect_loop_p (don't allow changing the order in this case).
10168 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
10169 of struct loop. Call nested_in_vect_loop_p and don't require
10170 flag_unsafe_math_optimizations if it returns true.
10171 (new_stmt_vec_info): When setting def_type for phis differentiate
10172 loop-header phis from other phis.
10173 (bb_in_loop_p): New function.
10174 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
10175 just update their loop_vinfo. Order of BB traversal now matters -
10176 call dfs_enumerate_from with bb_in_loop_p.
10177 (destroy_loop_vec_info): Takes additional argument to control whether
10178 stmt_vinfo of the loop stmts should be destroyed as well.
10179 (vect_is_simple_reduction): Allow the "non-reduction" use of a
10180 reduction stmt to be defines by a non loop-header phi.
10181 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
10183 * tree-vect-transform.c (vectorizable_reduction): Call
10184 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
10185 (vectorizable_call): Likewise.
10186 (vectorizable_conversion): Likewise.
10187 (vectorizable_operation): Likewise.
10188 (vectorizable_type_promotion): Likewise.
10189 (vectorizable_type_demotion): Likewise.
10190 (vectorizable_store): Likewise.
10191 (vectorizable_live_operation): Likewise.
10192 (vectorizable_reduction): Likewise. Also pass loop_info to
10193 vect_is_simple_reduction instead of loop.
10194 (vect_init_vector): Call nested_in_vect_loop_p.
10195 (get_initial_def_for_reduction): Likewise.
10196 (vect_create_epilog_for_reduction): Likewise.
10197 (vect_init_vector): Check which loop to work with, in case there's an
10199 (get_initial_def_for_inducion): Extend to handle outer-loop
10200 vectorization. Fix indentation.
10201 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
10202 In the case vect_induction_def get the vector def from the induction
10203 phi node, instead of calling get_initial_def_for_inducion.
10204 (get_initial_def_for_reduction): Extend to handle outer-loop
10206 (vect_create_epilog_for_reduction): Extend to handle outer-loop
10208 (vect_transform_loop): Change assert to just skip this case. Add a
10210 (vect_finish_stmt_generation): Add a couple asserts.
10212 (vect_estimate_min_profitable_iters): Multiply
10213 cost of inner-loop stmts (in outer-loop vectorization) by estimated
10215 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
10216 this is an inner-loop reduction in outer-loop vectorization.
10218 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
10219 Same code as what used to be vect_analyze_scalar_cycles, only with
10220 additional argument loop, and loop_info passed to
10221 vect_is_simple_reduction instead of loop.
10222 (vect_analyze_scalar_cycles): Code factored out into
10223 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
10224 Updated documentation.
10225 (analyze_operations): Check for inner-loop loop-closed exit-phis during
10226 outer-loop vectorization that are live or not used in the outerloop,
10227 cause this requires special handling.
10228 (vect_enhance_data_refs_alignment): Don't consider versioning for
10230 (vect_analyze_data_refs): Check that there are no datarefs in the
10232 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
10233 and vect_used_in_outer_by_reduction cases.
10234 (process_use): Also consider the case of outer-loop stmt defining an
10235 inner-loop stmt and vice versa.
10236 (vect_analyze_loop_1): New function.
10237 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
10238 loops. Call vect_analyze_loop_1.
10239 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
10240 been vectorized. Call destroy_loop_vec_info with additional argument.
10242 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
10243 in the inner-loop when doing outer-loop vectorization. Add
10244 documentation and printout.
10245 (vect_recog_dot_prod_pattern): Likewise. Also add check for
10246 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
10248 2007-08-18 Andrew Pinski <pinskia@gmail.com>
10250 * tree-affine.h (print_aff): New prototype.
10251 (debug_aff): Likewise.
10252 * tree-affine.c (print_aff): New function.
10253 (debug_aff): Likewise.
10255 2007-08-18 Paul Brook <paul@codesourcery.com>
10256 Joseph Myers <joseph@codesourcery.com>
10258 * common.opt (-fdebug-prefix-map=): New option.
10259 * opts.c: Include debug.h.
10260 (common_handle_option): Handle -fdebug-prefix-map.
10261 * final.c: Include ggc.h.
10262 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
10263 remap_debug_filename): New.
10264 * Makefile.in (final.o, opts.o): Update dependencies.
10265 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
10266 * configure.ac: Check for assembler --debug-prefix-map support.
10267 * configure, config.in: Regenerate.
10268 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
10269 (ASM_DEBUG_SPEC): Include ASM_MAP.
10270 * doc/install.texi (--with-debug-prefix-map): Document.
10271 * doc/invoke.texi (-fdebug-prefix-map): Document.
10272 * dbxout.c (dbxout_init, dbxout_start_source_file,
10273 dbxout_source_file): Call remap_debug_filename.
10274 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
10275 dwarf2out_start_source_file, dwarf2out_finish): Call
10276 remap_debug_filename.
10277 (file_table_relative_p): Do not check d->emitted_number.
10278 * toplev.c (output_file_directive): Call remap_debug_filename.
10279 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
10280 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
10282 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10284 * loop-invariant.c (find_invariants_to_move): Add missing macro
10287 2007-08-17 Tom Tromey <tromey@redhat.com>
10289 * tree.h (struct tree_label_decl): Removed old "java" fields.
10291 2007-08-17 Richard Sandiford <richard@codesourcery.com>
10292 Nigel Stephens <nigel@mips.com>
10294 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
10295 Treat -mno-data-in-code and -mcode-xonly as aliases for
10296 -mcode-readable=no and -mcode-readable=pcrel respectively.
10297 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
10298 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
10299 (MULTILIB_DIRNAMES): Update accordingly.
10301 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
10303 * Makefile.in (version.o): Depend on $(REVISION) only if
10304 REVISION_s is defined.
10306 2007-08-17 Sa Liu <saliu@de.ibm.com>
10307 Ulrich Weigand <uweigand@de.ibm.com>
10309 PR middle-end/32970
10310 * tree.c (reconstruct_complex_type): For a pointer to a vector,
10311 use build_qualified_type to retain qualifiers of the base type.
10313 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
10315 * config/score/score.md : Update pattern tablejump.
10316 * config/score/score.c : Update score_initialize_trampoline
10318 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
10319 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
10320 * doc/contrib.texi: Add my entry.
10322 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
10324 * Makefile.in (REVISION): New.
10327 (version.o): Also depend on $(REVISION). Add
10328 -DREVISION=$(REVISION_s).
10330 * version.c (version_string): Add REVISION.
10332 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
10334 * tree-eh.c (lower_try_finally_onedest): Reset the locus
10335 of GOTO that's relocated to a different block.
10337 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10339 * c-common.c (const_strip_array_types): New.
10340 * c-common.h (lang_missing_noreturn_ok_p): Delete.
10341 (const_strip_array_types): New.
10342 * c-objc-common.c (c_disregard_inline_limits,
10343 c_warn_unused_global_decl): Constify.
10344 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
10345 c_vla_type_p, c_incomplete_type_error): Likewise.
10346 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
10347 * hooks.c (hook_bool_const_tree_false): New.
10348 * hooks.h (hook_bool_const_tree_false): Likewise.
10349 * langhooks-def.h (lhd_warn_unused_global_decl,
10350 lhd_incomplete_type_error, lhd_expr_size,
10351 lhd_tree_inlining_disregard_inline_limits,
10352 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
10353 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
10354 * langhooks.c (lhd_warn_unused_global_decl,
10355 lhd_incomplete_type_error,
10356 lhd_tree_inlining_disregard_inline_limits,
10357 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
10358 lhd_expr_size): Likewise.
10359 * langhooks.h (lang_hooks_for_tree_inlining,
10360 lang_hooks_for_tree_dump, lang_hooks_for_types,
10361 lang_hooks_for_decls, lang_hooks): Likewise.
10362 * pointer-set.c (pointer_set_t, pointer_set_create,
10363 pointer_set_contains, insert_aux, pointer_set_insert,
10364 pointer_set_traverse, pointer_map_t, pointer_map_create,
10365 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
10367 * pointer-set.h (pointer_set_contains, pointer_set_insert,
10368 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
10369 pointer_map_traverse): Likewise.
10370 * predict.c (assert_is_empty): Likewise.
10371 * tree-affine.c (free_name_expansion): Likewise.
10372 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
10373 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
10374 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
10376 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
10378 * tree-vectorizer.c (new_loop_vec_info): Initialize new
10380 (destroy_loop_vec_info): Add call to VEC_free.
10381 * tree-vectorizer.h (may_alias_ddrs): Define.
10382 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
10383 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
10384 Change reporting to dump.
10385 (vect_is_duplicate_ddr): New.
10386 (vect_mark_for_runtime_alias_test): New.
10387 (vect_analyze_data_ref_dependences) Add call to
10388 vect_mark_for_runtime_alias_test.
10389 (vect_enhance_data_refs_alignment): Define local variable
10390 vect_versioning_for_alias_required, don't perform
10391 peeling for alignment if versioning for alias is
10393 (vect_enhance_data_refs_alignment): Use
10394 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
10395 PARAM_VECT_MAX_VERSION_CHECKS.
10396 * tree-vect-transform.c
10397 (vect_create_cond_for_alias_checks): New.
10398 (vect_transform_loop): Add call to
10399 vect_create_cond_for_alias_checks.
10400 (vect_vfa_segment_size): New.
10401 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
10403 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
10405 (vect-max-version-for-alignment-checks): Document.
10406 (vect-max-version-for-alias-checks): Document.
10407 (vect-max-version-checks): Remove.
10409 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
10411 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
10412 the same line as the instruction for all asm dialects.
10413 (*rep_movsi): Ditto.
10414 (*rep_movsi_rex64): Ditto.
10415 (*rep_movqi): Ditto.
10416 (*rep_movqi_rex64): Ditto.
10417 (*rep_stosdi_rex64): Ditto.
10418 (*rep_stossi): Ditto.
10419 (*rep_stossi_rex64): Ditto.
10420 (*rep_stosqi): Ditto.
10421 (*rep_stosqi_rex64): Ditto.
10422 (*cmpstrnqi_nz_1): Ditto.
10423 (*cmpstrnqi_nz_rex_1): Ditto.
10424 (*cmpstrnqi_1): Ditto.
10425 (*cmpstrnqi_rex_1): Ditto.
10426 (*strlenqi_1): Ditto.
10427 (*strlenqi_rex_1): Ditto.
10428 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
10429 prefix on the same line as the instruction for all asm dialects.
10430 (sync_double_compare_and_swap<mode>): Ditto.
10431 (*sync_double_compare_and_swapdi_pic): Ditto.
10432 (*sync_compare_and_swap_cc<mode>): Ditto.
10433 (sync_double_compare_and_swap_cc<mode>): Ditto.
10434 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
10435 (sync_old_add<mode>): Ditto.
10436 (sync_add<mode>): Ditto.
10437 (sync_sub<mode>): Ditto.
10438 (sync_ior<mode>): Ditto.
10439 (sync_and<mode>): Ditto.
10440 (sync_xor<mode>): Ditto.
10442 2007-08-16 Richard Sandiford <richard@codesourcery.com>
10444 PR middle-end/32897
10445 * reload.c (find_reloads): Check that the memory returned by
10446 find_reloads_toplev was not the result of forcing a constant
10448 (find_reloads_toplev): Always use simplify_gen_subreg to get
10449 the subreg of a constant. If the result is also a constant,
10450 but not a legitimate one, force it into the constant pool
10451 and reload its address.
10453 2007-08-15 David Edelsohn <edelsohn@gnu.org>
10455 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
10458 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
10460 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
10461 directive for the current vector ABI.
10463 2007-08-15 Steve Ellcey <sje@cup.hp.com>
10466 * caller-save.c (reg_save_code): Set invalide status on restore code.
10468 2007-08-15 Diego Novillo <dnovillo@google.com>
10470 * tree-ssa-alias.c (compute_memory_partitions): Use
10471 alias_bitmap_obstack to allocate bitmaps.
10472 (reset_alias_info): Factor out of init_alias_info.
10473 Mark all name tags not associated to an SSA name for renaming.
10474 (init_alias_info): Call it.
10475 (create_name_tags): Tidy. Add comments.
10476 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
10478 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10480 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
10481 scheduler dependencies.
10483 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
10485 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
10486 "register_operand".
10487 (*iorsi_1_zext): Likewise.
10488 (*iorsi_1_zext_imm): Likewise.
10489 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
10490 with "rm"/"xm" constraint.
10491 (sse2_vmsqrtv2df2): Likewise.
10493 2007-08-15 Jakub Jelinek <jakub@redhat.com>
10495 PR middle-end/33074
10496 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
10499 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
10501 * tree-pass.h (PROP_pta): Removed.
10502 (TODO_rebuild_alias): New.
10503 (pass_may_alias): Removed.
10504 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
10505 aliasing if we changed something.
10506 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
10508 (pass_may_alias): Removed.
10509 (create_structure_vars): Return TODO_rebuild_alias.
10510 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
10511 * tree-sra.c (tree_sra): Only rebuild aliasing if something
10513 (tree_sra_early): We never affect aliasing right now.
10514 * tree-flow.h (compute_may_aliases): New prototype.
10515 * passes.c: Remove pass_may_alias from the passes.
10516 (execute_function_todo): Support TODO_rebuild_alias.
10518 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
10520 * i386.c: (legitimize_address): Move dllimported variable check
10521 infront of legitimizing pic address of CONST symbols.
10523 2007-08-14 Steve Ellcey <sje@cup.hp.com>
10525 PR tree-optimization/32941
10526 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
10527 (goto_queue_cmp): Remove.
10528 (find_goto_replacement): Change search method.
10529 (maybe_record_in_goto_queue): Add assert.
10530 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
10531 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
10533 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10535 * alias.c (component_uses_parent_alias_set): Constify.
10536 * alias.h (component_uses_parent_alias_set): Likewise.
10537 * cfgrtl.c (print_rtl_with_bb): Likewise.
10538 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
10539 mpz_get_double_int): Likewise.
10540 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
10541 mpz_get_double_int): Likewise.
10542 * expr.c (is_aligning_offset, undefined_operand_subword_p,
10543 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
10545 * expr.h (safe_from_p): Likewise.
10546 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
10548 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
10549 zero_sized_type, goa_lhs_expr_p): Likewise.
10550 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
10551 * rtl.h (print_rtl_with_bb): Likewise.
10552 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
10553 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
10554 * tree-flow-inline.h (bb_stmt_list): Constify.
10555 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
10557 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
10558 const_first_stmt, const_last_stmt): New.
10559 (block_may_fallthru, empty_block_p): Constify.
10560 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
10561 EXPR_ONLY_BODY): New.
10562 (expr_first, expr_last, expr_only): Use macro for body.
10563 (const_expr_first, const_expr_last, const_expr_only): New.
10564 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
10565 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
10566 ctsi_prev, ctsi_stmt): New.
10567 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
10568 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
10569 * tree-ssa-loop-niter.c (loop_only_exit_p,
10570 derive_constant_upper_bound): Likewise.
10571 * tree-ssa-phiopt.c (empty_block_p): Likewise.
10572 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
10573 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
10574 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
10575 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
10576 * tree.c (get_type_static_bounds): Likewise.
10577 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
10578 (get_type_static_bounds): Constify.
10580 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
10583 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
10584 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
10585 (*<addsub><mode>3_cc_overflow): New.
10586 (*add<mode>3_cconly_overflow): New.
10587 (*sub<mode>3_cconly_overflow): New.
10588 (*<addsub>si3_zext_cc_overflow): New.
10589 * config/i386/predicates.md (fcmov_comparison_operator): Accept
10590 CCCmode for LTU, GTU, LEU and GEU.
10591 (ix86_comparison_operator): Likewise.
10592 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
10593 * config/i386/i386.c (put_condition_code): Support CCCmode.
10594 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
10595 or MINUS expressions.
10597 2007-08-14 Andrew Pinski <pinskia@gmail.com>
10600 * c-typeck.c (build_binary_op): Disallow vector float types with
10601 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
10603 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
10605 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
10606 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
10607 (dep_def): New typedef.
10608 (init_dep_1, sd_debug_dep): Declare functions.
10609 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
10610 (debug_dep_links): Remove.
10611 (struct _deps_list): New field 'n_links'.
10612 (DEPS_LIST_N_LINKS): New macro.
10613 (FOR_EACH_DEP_LINK): Remove.
10614 (create_deps_list, free_deps_list, delete_deps_list): Remove
10616 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
10617 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
10618 (copy_deps_list_change_con, move_dep_link): Ditto.
10619 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
10620 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
10622 (INSN_BACK_DEPS): Remove.
10623 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
10625 (INSN_DEP_COUNT): Remove.
10626 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
10627 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
10628 Declare global variables.
10629 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
10630 (add_forw_dep, compute_forward_dependences): Remove declarations.
10631 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
10632 (add_back_forw_dep, delete_back_forw_dep): Ditto.
10633 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
10635 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
10637 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
10638 (sd_list_types_def): New typedef.
10639 (sd_next_list): Declare function.
10640 (struct _sd_iterator): New type.
10641 (sd_iterator_def): New typedef.
10642 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
10644 (FOR_EACH_DEP): New cycle wrapper.
10645 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
10647 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
10648 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
10651 * sched-deps.c (init_dep_1): Make global.
10652 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
10654 (dump_dep): New static function.
10655 (dump_dep_flags): New static variable.
10656 (sd_debug_dep): New function.
10657 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
10659 (move_dep_link): Use remove_from_deps_list (), instead of
10660 detach_dep_link ().
10661 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
10662 (dep_link_is_detached_p): New static function.
10663 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
10665 (dn_pool, dl_pool): New alloc_pools.
10666 (dn_pool_diff, dl_pool_diff): New static variables.
10667 (create_dep_node, delete_dep_node): New static function.
10668 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
10669 (deps_list_empty_p): Make it static. Use 'n_links' field.
10670 (deps_pools_are_empty_p): New static function.
10671 (alloc_deps_list, delete_deps_list): Remove.
10672 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
10673 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
10674 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
10675 (forward_dependency_cache): Remove.
10676 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
10677 'back' from the names. Change signature to use dep_t instead of
10679 (add_back_dep): Ditto. Make global.
10680 (check_dep_status): Rename to check_dep ().
10681 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
10683 (sd_finish_insn): Ditto.
10684 (sd_find_dep_between_no_cache): New static function.
10685 (sd_find_dep_between): New function.
10686 (ask_dependency_caches, set_dependency_caches): New static functions.
10687 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
10688 (add_or_update_dep_1): Separate pieces of functionality into
10689 ask_dependency_caches (), update_dependency_caches (),
10690 change_spec_dep_to_hard (), update_dep ().
10691 (get_back_and_forw_lists): New static function.
10692 (sd_add_dep): Separate setting of dependency caches into
10693 set_dependency_caches ().
10694 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
10696 (sd_delete_dep): Ditto.
10697 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
10698 (dump_lists): New static function.
10699 (sd_debug_lists): New debug function.
10700 (delete_all_dependences, fixup_sched_groups): Update to use
10701 sd_* infrastructure.
10702 (sched_analyze_2): Create data-speculative dependency only if
10703 data-speculation is enabled.
10704 (sched_analyze_insn): If insn cannot be speculative, make all its
10705 dependencies non-speculative.
10706 (sched_analyze): Use sd_init_insn ().
10707 (add_forw_dep, compute_forward_dependencies): Remove.
10708 (delete_dep_nodes_in_back_deps): New static function.
10709 (sched_free_deps): New function.
10710 (init_dependency_caches): Init alloc_pools.
10711 (extend_depedency_caches): Update after removing of
10712 forward_dependency_cache.
10713 (free_dependency_caches): Ditto. Free alloc_pools.
10714 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
10715 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
10717 (add_back_forw_dep, delete_back_forw_dep): Ditto.
10718 (add_dependence): Use init_dep ().
10719 (get_dep_weak_1): New static function.
10720 (get_dep_weak): Move logic to get_dep_weak_1 ().
10721 (dump_ds): New static function moved from haifa-sched.c:
10722 debug_spec_status ().
10723 (debug_ds): New debug function.
10724 (check_dep_status): Rename to check_dep (). Update to check whole
10727 * haifa-sched.c (spec_info): Make global.
10728 (added_recovery_block_p): Rename to
10729 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
10730 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
10731 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
10732 to use new interfaces.
10733 (ok_for_early_queue_removal): Ditto.
10734 (schedule_block): Initialize logical uids of insns emitted by the
10736 (sched_init): Initialize new variable.
10737 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
10739 (extend_global): Initialize insn data.
10740 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
10741 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
10743 (add_to_speculative_block): Update to use new interfaces.
10744 (create_recovery_block): Set new variables.
10745 (create_check_block_twin, fix_recovery_deps): Update to use new
10747 (sched_insn_is_legitimate_for_speculation_p): New function.
10748 (speculate_insn): Move checking logic to
10749 sched_insn_is_legitimate_for_speculation_p ().
10750 (sched_remove_insn): Finalize sched-deps information of instruction.
10751 (clear_priorities, add_jump_dependencies): Update to use new
10753 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
10755 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
10756 to use new interfaces.
10757 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
10758 (new_ready): Try to use control speculation only if it is available.
10759 (add_branch_dependences): Update to use new interfaces.
10760 (compute_block_backward_dependences): Rename to
10761 compute_block_dependences (). Call
10762 targetm.sched.dependencies_evaluation_hook ().
10763 (free_block_dependencies): New static function.
10764 (debug_dependencies): Update to use new interfaces.
10765 (schedule_region): Remove separate computation of forward dependencies.
10766 Move call of targetm.sched.dependencies_evaluation_hook () to
10767 compute_block_dependences (). Free dependencies at the end of
10768 scheduling the region.
10770 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
10772 (add_deps_for_risky_insns): Ditto.
10773 (schedule_ebb): Remove separate computation of forward dependencies.
10774 Free dependencies at the end of scheduling the ebb.
10776 * ddg.c (create_ddg_dependence): Update to use new interfaces.
10777 (build_intra_loop_deps): Ditto. Remove separate computation of
10778 forward dependencies. Free sched-deps dependencies.
10780 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
10781 to use new interfaces.
10782 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
10784 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
10786 (is_costly_group): Ditto.
10788 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10790 * alias.c (rtx_equal_for_memref_p): Constify.
10791 * basic-block.h (const_edge, const_basic_block): New.
10792 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
10793 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
10794 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
10795 probably_never_executed_bb_p, edge_probability_reliable_p,
10796 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
10797 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
10799 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
10800 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
10802 * cfganal.c (flow_active_insn_p, forwarder_block_p,
10803 flow_nodes_print, dfs_enumerate_from): Likewise.
10804 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
10805 control_flow_insn_p, count_basic_blocks): Likewise.
10806 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
10807 get_loop_body_with_size, loop_exit_edge_p): Likewise.
10808 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
10809 average_num_loop_insns, loop_exit_edge_p,
10810 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
10811 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
10812 average_num_loop_insns, seq_cost): Likewise.
10813 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
10814 * dominance.c (dominated_by_p): Likewise.
10815 * emit-rtl.c (validate_subreg): Likewise.
10816 * except.c (can_throw_internal, can_throw_external): Likewise.
10817 * except.h (can_throw_internal, can_throw_external): Likewise.
10818 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
10819 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
10820 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
10821 simple_mem, store_ops_ok, load_kills_store, find_loads,
10822 store_killed_in_insn, store_killed_after, store_killed_before,
10823 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
10825 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
10826 noce_mem_write_may_trap_or_fault_p): Likewise.
10827 * pointer-set.c (pointer_set_contains, pointer_map_contains):
10829 * pointer-set.h (pointer_set_contains, pointer_map_contains):
10831 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
10832 probably_cold_bb_p, probably_never_executed_bb_p,
10833 edge_probability_reliable_p, br_prob_note_reliable_p,
10834 can_predict_insn_p): Likewise.
10835 * regclass.c (reg_set_to_hard_reg_set): Likewise.
10836 * resource.c (return_insn_p): Likewise.
10837 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
10839 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
10840 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
10841 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
10842 verify_gimple_modify_stmt): Likewise.
10843 * tree-chrec.c (is_not_constant_evolution,
10844 is_multivariate_chrec_rec, is_multivariate_chrec,
10845 chrec_contains_symbols, chrec_contains_undetermined,
10846 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
10847 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
10848 eq_evolutions_p, scev_direction): Likewise.
10849 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
10850 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
10851 chrec_contains_symbols_defined_in_loop,
10852 chrec_contains_undetermined, tree_contains_chrecs,
10853 evolution_function_is_affine_multivariate_p,
10854 evolution_function_is_univariate_p, chrec_zerop,
10855 evolution_function_is_constant_p, evolution_function_is_affine_p,
10856 evolution_function_is_affine_or_constant_p,
10857 tree_does_not_contain_chrecs, chrec_type): Likewise.
10858 * tree-data-ref.c (tree_fold_divides_p,
10859 object_address_invariant_in_loop_p, dr_may_alias_p,
10860 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
10861 same_access_functions, constant_access_functions,
10862 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
10864 * tree-flow.h (scev_direction): Likewise.
10865 * tree-gimple.c (is_gimple_stmt): Likewise.
10866 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
10868 * tree-pretty-print.c (op_prio): Likewise.
10869 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
10870 analyzable_condition, backedge_phi_arg_p): Likewise.
10871 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
10872 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
10873 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
10876 2007-08-13 Dan Hipschman <dsh@google.com>
10879 * c-format.c (check_format_arg): Move check for zero-length
10880 format strings below the check for unterminated strings.
10882 2007-08-13 Andrew Pinski <pinskia@gmail.com>
10885 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
10888 2007-08-13 Nick Clifton <nickc@redhat.com>
10890 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
10892 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10895 * c-format.c (gcc_gfc_length_specs): New array.
10896 (gcc_gfc_char_table): Add unsigned specifier, and references to
10897 the l length modifier.
10898 (format_types_orig): Use the new gcc_gfc_length_specs.
10900 2007-08-12 Sa Liu <saliu@de.ibm.com>
10902 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
10903 and with REG_RETVAL note after split.
10905 2007-08-11 David Daney <ddaney@avtrex.com>
10907 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
10908 as ATTRIBUTE_UNUSED.
10910 2007-08-11 David Edelsohn <edelsohn@gnu.org>
10911 Segher Boessenkool <segher@kernel.crashing.org>
10913 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
10914 HAVE_LOCAL_CPU_DETECT not defined.
10916 2007-08-11 Jan Hubicka <jh@suse.cz>
10918 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
10919 (cgraph_process_new_functions): Honor previous value of
10920 disregard_inline_limits.
10921 * ipa-inline.c (compute_inline_parameters): Likewise.
10923 2007-08-11 Ian Lance Taylor <iant@google.com>
10925 * alias.h (alias_set_type): Define new type.
10926 (ALIAS_SET_MEMORY_BARRIER): Use it.
10927 * rtl.h: Include alias.h.
10928 (struct mem_attrs): Use alias_set_type.
10929 * tree.h: Include alias.h
10930 (struct tree_type): Use alias_set_type.
10931 (struct tree_struct_field_tag): Likewise.
10932 (struct tree_decl_common): Likewise.
10933 * alias.c (struct alias_set_entry): Use alias_set_type.
10934 (get_alias_set_entry, alias_set_subset_of): Likewise.
10935 (alias_sets_conflict_p): Likewise.
10936 (alias_sets_must_conflict_p): Likewise.
10937 (objects_must_conflict_p): Likewise.
10938 (get_alias_set, new_alias_set): Likewise.
10939 (record_alias_subset, record_component_aliases): Likewise.
10940 (varargs_set, frame_set): Change to alias_set_type.
10941 (get_varargs_alias_set): Use alias_set_type.
10942 (get_frame_alias_set): Likewise.
10943 * builtins.c (setjmp_alias_set): Change to alias_set_type.
10944 * dse.c (struct store_info): Use alias_set_type.
10945 (struct read_info, struct clear_alias_mode_holder): Likewise.
10946 (clear_alias_set_lookup, canon_address): Likewise.
10947 (record_store, check_mem_read_rtx): Likewise.
10948 (dse_record_singleton_alias_set): Likewise.
10949 (dse_invalidate_singleton_alias_set): Likewise.
10950 * emit-rtl.c (get_mem_attrs): Likewise.
10951 (set_mem_attributes_minus_bitpos): Likewise.
10952 (set_mem_alias_set): Likewise.
10953 * expr.c (store_constructor_field, store_field): Likewise.
10954 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
10955 * langhooks.c (lhd_get_alias_set): Likewise.
10956 * langhooks-def.h (lhd_get_alias_set): Likewise.
10957 * reload1.c (alter_reg): Likewise.
10958 * tree-flow.h (struct fieldoff): Likewise.
10959 * tree-ssa-alias.c (struct alias_map_d): Likewise.
10960 (may_alias_p, get_smt_for, create_sft): Likewise.
10961 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
10962 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
10963 (merge_smts_into): Likewise.
10964 * varasm.c (const_alias_set): Likewise.
10965 * c-common.c (strict_aliasing_warning): Likewise.
10966 (c_common_get_alias_set): Likewise.
10967 * dse.h (dse_record_singleton_alias_set): Update declaration.
10968 (dse_invalidate_singleton_alias_set): Likewise.
10969 * emit-rtl.h (set_mem_alias_set): Likewise.
10970 * c-common.h (c_common_get_alias_set): Likewise.
10971 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
10972 * print-tree.c (print_node): Likewise.
10973 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
10975 (alpha_setup_incoming_varargs): Use alias_set_type.
10976 * config/i386/i386.c (setup_incoming_varargs_64): Use
10978 (setup_incoming_varargs_ms_64): Likewise.
10979 (ix86_GOT_alias_set): Likewise.
10980 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
10981 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
10982 (set): Change to alias_set_type.
10983 (get_TOC_alias_set): Use alias_set_type.
10984 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
10986 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
10987 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
10989 (struct_value_alias_set): Likewise.
10990 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
10992 2007-08-11 Richard Sandiford <richard@codesourcery.com>
10994 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
10995 * config/vxworks.h (TARGET_VXWORKS): Override.
10996 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
10997 "mips" if TARGET_VXWORKS.
10999 2007-08-11 Richard Sandiford <richard@codesourcery.com>
11001 * calls.c (avoid_likely_spilled_reg): New function.
11002 (expand_call): Use it.
11004 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11006 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
11008 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
11010 * config/mips/predicates.md (const_call_insn_operand): Invoke
11011 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
11013 2007-08-10 David Edelsohn <edelsohn@gnu.org>
11016 * config/rs6000/driver-rs6000.c: Include link.h.
11017 Use ElfW instead of wordsize-specif typedef.
11019 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11021 * system.h (CONST_CAST): New.
11022 * c-decl.c (c_make_fname_decl): Use it.
11023 * c-lex.c (cb_ident, lex_string): Likewise.
11024 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11025 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
11026 give_switch, set_multilib_dir): Likewise.
11027 * gengtype-parse.c (string_seq, typedef_name): Likewise.
11028 * passes.c (execute_one_pass): Likewise.
11029 * prefix.c (update_path): Likewise.
11030 * pretty-print.c (pp_base_destroy_prefix): Likewise.
11031 * tree.c (build_string): Likewise.
11033 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11035 * tree-flow-inline.h (is_exec_stmt): Remove.
11036 (is_label_stmt): Remove.
11037 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
11040 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
11042 * lower-subreg.c (resolve_shift_zext): Don't adjust
11043 src_reg_num for wordmode operands.
11045 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
11046 David Ung <davidu@mips.com>
11048 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
11049 (TARGET_SCHED_REORDER2): Define.
11050 (mips_maybe_swap_ready): New.
11051 (mips_last_74k_agen_insn): New.
11052 (mips_74k_agen_init): New.
11053 (mips_74k_agen_reorder): New function to group loads and stores
11054 in the ready queue.
11055 (mips_sched_init): New.
11056 (mips_sched_reorder): Don't do initialization here. Call
11057 mips_74k_agen_reorder.
11058 (mips_variable_issue): Call mips_74k_agen_init.
11060 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11062 * tree-flow-inline.h (get_filename): Remove.
11064 2007-08-10 Richard Sandiford <richard@codesourcery.com>
11066 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
11068 (mips_fetch_insns): Delete in favor of...
11069 (mips_load_store_insns): ...this new function.
11070 * config/mips/mips.c (mips_address_insns): Add a boolean argument
11071 to say whether multiword moves _might_ be split.
11072 (mips_fetch_insns): Delete in favor of...
11073 (mips_load_store_insns): ...this new function.
11074 (mips_rtx_costs): Update the call to mips_address_insns.
11075 (mips_address_cost): Likewise.
11076 * config/mips/mips.md (length): Use mips_load_store_insns instead
11077 of mips_fetch_insns.
11078 * config/mips/constraints.md (R): Use mips_address_insns rather
11079 than mips_fetch_insns. Assume that the move never needs to be split.
11081 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11083 * config/mips/mips.opt (mhard-float, msoft-float): Make these
11084 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
11085 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
11086 * config/mips/mips.h (mips16_hard_float): Delete.
11087 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
11088 definitions, and replace with....
11089 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
11090 * config/mips/mips.c (mips16_hard_float): Delete. Replace
11091 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
11092 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
11093 (override_options): Replace MASK_SOFT_FLOAT references with
11094 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
11095 and mips16_hard_float when TARGET_MIPS16.
11097 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11100 * c-typeck.c (build_binary_op): Check for non pointer types before
11101 calling int_fits_type_p.
11103 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11105 PR middle-end/32813
11106 * fold-const.c (omit_one_operand): Return only the ommitted expression
11107 if the result is an empty statement.
11108 (pedantic_omit_one_operand): Likewise.
11110 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
11112 * c-typeck.c (readonly_error): Improve error for assignment.
11114 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
11116 (pp_c_expression): Ditto.
11118 2007-08-09 Simon Baldwin <simonb@google.com>
11120 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
11121 break that was preventing simplify_associative_operation() for xor.
11123 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11124 Nigel Stephens <nigel@mips.com>
11126 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
11127 Document change in interpretation of value from boolean to
11129 * optabs.c (expand_ffs, expand_ctz): New functions to compute
11130 ffs and ctz using clz.
11131 (expand_unop): Call them.
11132 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
11134 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
11135 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
11136 enable the new ffs expansion on this target.
11138 2007-08-09 Jan Hubicka <jh@suse.cz>
11140 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
11141 (expand_ternary_op): Likewise.
11142 (expand_vec_shift_expr): Likewise.
11143 (expand_binop_directly): Likewise.
11144 (expand_binop): Likewise.
11145 (sign_expand_binop): Likewise.
11146 (expand_twoval_unop): Likewise.
11147 (expand_twoval_binop): Likewise.
11148 (expand_twoval_binop_libfunc): Likewise.
11149 (widen_clz): Likewise.
11150 (widen_bswap): Likewise.
11151 (expand_parity): Likewise.
11152 (expand_unop): Likewise.
11153 (expand_abs_nojump): Likewise.
11154 (expand_copysign): Likewise.
11155 (emit_no_conflict_block): Likewise.
11156 (emit_libcall_block): Likewise.
11157 (can_compare_p): Likewise.
11158 (prepare_cmp_insn): Likewise.
11159 (emit_cmp_and_jump_insn_1): Likewise.
11160 (prepare_float_lib_cmp): Likewise.
11161 (emit_conditional_add): Likewise.
11162 (gen_add2_insn): Likewise.
11163 (have_add2_insn): Likewise.
11164 (gen_sub2_insn): Likewise.
11165 (have_sub2_insn): Likewise.
11166 (can_extend_p): Likewise.
11167 (can_fix_p): Likewise.
11168 (can_float_p): Likewise.
11169 (expand_float): Likewise.
11170 (expand_fix): Likewise.
11171 (expand_sfix_optab): Likewise.
11172 (new_optab): Likewise.
11173 (new_convert_optab): Likewise.
11174 (init_libfuncs): Likewise.
11175 (init_interclass_conv_libfuncs): Likewise.
11176 (init_intraclass_conv_libfuncs): Likewise.
11177 (set_conv_libfunc): Likewise.
11178 (init_optabs): Likewise.
11179 (debug_optab_libfuncs): Likewise.
11180 (gen_cond_trap): Likewise.
11181 * optabs.h (optab_handler, convert_optab_hanlder): New.
11182 * genopinit.c: Update optabs generation table.
11183 * reload.c (find_reloads_address_1): Use optabs accestors.
11184 * builtins.c (expand_builtin_mathfn): Likewise.
11185 (expand_builtin_mathfn_2): Likewise.
11186 (expand_builtin_mathfn_3): Likewise.
11187 (expand_builtin_interclass_mathfn): Likewise.
11188 (expand_builtin_sincos): Likewise.
11189 (expand_builtin_cexpi): Likewise.
11190 (expand_builtin_powi): Likewise.
11191 (expand_builtin_strlen): Likewise.
11192 * dojump.c (do_jump): Likewise.
11193 * expr.c (convert_move): Likewise.
11194 (move_by_pieces): Likewise.
11195 (move_by_pieces_ninsns): Likewise.
11196 (can_store_by_pieces): Likewise.
11197 (store_by_pieces_1): Likewise.
11198 (emit_move_via_integer): Likewise.
11199 (emit_move_complex): Likewise.
11200 (emit_move_ccmode): Likewise.
11201 (emit_move_insn_1): Likewise.
11202 (emit_single_push_insn): Likewise.
11203 (store_constructor): Likewise.
11204 (expand_expr_real_1): Likewise.
11205 (do_store_flag): Likewise.
11206 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
11207 (enumerate_modes): Likewise.
11208 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
11209 (supportable_widening_operation): Likewise.
11210 (supportable_narrowing_operation): Likewise.
11211 * expmed.c (store_bit_field_1): Likewise.
11212 (extract_bit_field_1): Likewise.
11213 (expand_mult_highpart_optab): Likewise.
11214 (expand_smod_pow2): Likewise.
11215 (expand_divmod): Likewise.
11216 (emit_store_flag): Likewise.
11217 * tree-vect-patterns.c
11218 (vect_pattern_recog_1): Likewise.
11219 * tree-ssa-loop-prefetch.c
11220 (nontemporal_store_p): Likewise.
11221 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
11222 (vect_create_epilog_for_reduction): Likewise.
11223 (vectorizable_reduction): Likewise.
11224 (vectorizable_operation): Likewise.
11225 (vect_strided_store_supported): Likewise.
11226 (vectorizable_store): Likewise.
11227 (vect_strided_load_supported): Likewise.
11228 (vectorizable_load): Likewise.
11229 * combine.c (simplify_comparison): Likewise.
11230 * tree-vect-generic.c
11231 (type_for_widest_vector_mode): Likewise.
11232 (expand_vector_operations_1): Likewise.
11233 * config/spu/spu.c (spu_expand_mov): Likewise.
11234 (spu_emit_vector_compare): Likewise.
11235 * config/rs6000/rs6000.c
11236 (rs6000_emit_vector_compare): Likewise.
11237 * stmt.c (add_case_node): Likewise.
11238 * reload1.c (gen_reload):
11240 2007-08-09 Michael Matz <matz@suse.de>
11242 * tree.h (fixed_zerop): Declare as taking a const_tree.
11243 * tree.c (fixed_zerop): Take a const_tree.
11245 2007-08-09 Ira Rosen <irar@il.ibm.com>
11247 * tree-vect-transform.c (vectorizable_store): Remove call to
11248 copy_virtual_operands() and call mark_symbols_for_renaming() for
11249 the created vector store.
11250 (vect_setup_realignment): Don't call copy_virtual_operands() and
11251 update_vuses_to_preheader().
11252 (vectorizable_load): Don't call copy_virtual_operands().
11253 (update_vuses_to_preheader): Remove.
11255 2007-08-08 Chao-ying Fu <fu@mips.com>
11257 * tree.def (FIXED_POINT_TYPE): New type.
11258 (FIXED_CST): New constant.
11259 (FIXED_CONVERT_EXPR): New expr.
11260 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
11261 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
11262 * tree.h (struct tree_base): Add saturating_flag.
11263 Remove one bit of spare for saturating_flag.
11264 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
11265 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
11266 FIXED_POINT_TYPE_P): Define.
11267 (TYPE_SATURATING): Define.
11268 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
11269 (struct tree_fixed_cst): New.
11270 (TYPE_IBIT, TYPE_FBIT): Define.
11271 (tree_node): Add fixed_cst.
11272 (enum tree_index): Add new enumeration values of
11273 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
11274 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
11275 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
11276 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
11277 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
11278 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
11279 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
11280 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
11281 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
11282 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
11283 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
11284 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
11285 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
11286 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
11287 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
11288 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
11289 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
11290 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
11291 (sat_short_fract_type_node, sat_fract_type_node,
11292 sat_long_fract_type_node, sat_long_long_fract_type_node,
11293 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
11294 sat_unsigned_long_fract_type_node,
11295 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
11296 fract_type_node, long_fract_type_node, long_long_fract_type_node,
11297 unsigned_short_fract_type_node, unsigned_fract_type_node,
11298 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
11299 sat_short_accum_type_node, sat_accum_type_node,
11300 sat_long_accum_type_node, sat_long_long_accum_type_node,
11301 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
11302 sat_unsigned_long_accum_type_node,
11303 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
11304 accum_type_node, long_accum_type_node, long_long_accum_type_node,
11305 unsigned_short_accum_type_node, unsigned_accum_type_node,
11306 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
11307 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
11308 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
11309 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
11310 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
11311 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
11312 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
11313 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
11314 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
11315 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
11316 sat_uda_type_node, sat_uta_type_node): New macro.
11317 (make_fract_type, make_accum_type): Declare.
11318 (make_signed_fract_type, make_unsigned_fract_type,
11319 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
11320 make_signed_accum_type, make_unsigned_accum_type,
11321 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
11322 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
11323 make_or_reuse_sat_signed_fract_type,
11324 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
11325 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
11326 make_or_reuse_sat_unsigned_accum_type): New macro.
11327 (fixed_zerop): Declare.
11328 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
11329 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
11330 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
11331 LONG_LONG_ACCUM_TYPE_SIZE): Define.
11332 * treestruct.def: Add TS_FIXED_CST.
11333 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
11334 (tree.o): Likewise.
11335 (tree-dump.o): Likewise.
11336 (print-tree.o): Likewise.
11337 (tree-pretty-print.o): Likewise.
11338 (fold-const.o): Likewise.
11339 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
11340 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
11341 (is_gimple_min_invariant): Handle FIXED_CST.
11342 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
11343 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
11344 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11345 (layout_type): Handle FIXED_POINT_TYPE.
11346 (make_fract_type, make_accum_type): New functions.
11347 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
11348 * tree-dump.c (fixed-value.h): New include.
11349 (dump_fixed): New function.
11350 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
11351 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
11352 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
11353 * tree-pretty-print.c (fixed-value.h): New include.
11354 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
11355 FIXED_CONVERT_EXPR.
11356 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
11357 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
11358 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
11359 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
11360 for non-saturating fixed-point types.
11361 (reassociate_bb): Likewise.
11362 * emit-rtl.c (fixed-value.h): New include.
11363 (fconst0, fconst1): New array.
11364 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
11365 * tree-vect-generic.c expand_vector_operation): Support
11366 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
11367 MODE_VECTOR_UACCUM.
11368 (type_for_widest_vector_mode): Add one parameter for the
11370 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
11372 Pass the satp parameter to type_for_mode for fixed-point types.
11373 (expand_vector_operations_1): Pass the saturating flag to
11374 type_for_widest_vector_mode.
11375 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11376 and MODE_VECTOR_UACCUM.
11377 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
11378 (vectorizable_condition): Likewise.
11379 * tree.c (fixed-value.h): New include.
11380 (tree_code_size): Support FIXED_CST.
11381 (build_fixed): New function.
11382 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
11383 (fixed_zerop): New function.
11384 (tree_node_structure): Support FIXED_CST.
11385 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
11386 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
11387 (type_hash_eq): Handle FIXED_POINT_TYPE.
11388 (simple_cst_equal): Support FIXED_CST.
11389 (iterative_hash_expr): Handle FIXED_CST.
11390 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
11391 (get_narrower): Likewise.
11392 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
11393 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
11394 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
11395 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
11397 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
11398 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11399 (initializer_zerop): Support FIXED_CST.
11400 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
11401 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
11402 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
11403 (is_base_type): Handle FIXED_POINT_TYPE.
11404 (add_type_attribute): Handle FIXED_POINT_TYPE.
11405 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
11406 * print-tree.c (fixed-value.h): New include.
11407 (print_node_brief): Support FIXED_CST.
11408 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
11409 * c-pretty-print.c (fixed-value.h): New include.
11410 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
11411 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
11412 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
11413 Support fixed-point types for inner items in VECTOR_TYPE.
11414 (pp_c_direct_declarator): Likewise.
11415 (pp_c_declarator): Likewise.
11416 (pp_c_fixed_constant): New function.
11417 (pp_c_constant): Handle FIXED_CST.
11418 (pp_c_primary_expression): Likewise.
11419 (pp_c_expression): Likewise.
11420 * fold-const.c (fixed-value.h): New include.
11421 (negate_expr_p): Return true for FIXED_CST.
11422 (fold_negate_expr): Support FIXED_CST.
11423 (split_tree): Support FIXED_CST.
11424 (const_binop): Support FIXED_CST.
11425 (fold_convert_const_int_from_fixed): New function to convert from
11427 (fold_convert_const_real_from_fixed): New function to convert from
11429 (fold_convert_const_fixed_from_fixed): New function to convert from
11430 fixed to another fixed.
11431 (fold_convert_const_fixed_from_int): New function to convert from
11433 (fold_convert_const_fixed_from_real): New function to convert from
11435 (fold_convert_const): Support conversions from fixed to int, from
11436 fixed to real, from fixed to fixed, from int to fixed, and from real
11438 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
11439 (operand_equal_p): Support FIXED_CST.
11440 (make_range): For fixed-point modes, we need to pass the
11441 saturating flag as the 2nd parameter.
11442 (tree_swap_operands_p): Handle FIXED_CST.
11443 (fold_plusminus_mult_expr): For fract modes, we cannot generate
11445 (fold_unary): Support FIXED_CONVERT_EXPR.
11446 (fold_binary): Handle FIXED_CST.
11447 Make sure the type is not saturating, before associating operations.
11448 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
11449 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
11450 (fold_negate_const): Support FIXED_CST.
11451 (fold_relational_const): Support FIXED_CST.
11452 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
11453 (gimplify_expr): Handle FIXED_CST.
11454 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
11455 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
11456 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
11457 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
11458 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
11459 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
11460 LONG_LONG_ACCUM_TYPE_SIZE.
11461 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
11462 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
11463 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
11464 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
11465 MODE_ACCUM, and MODE_UACCUM.
11466 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
11467 fixed-point types to disable reduction.
11468 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
11470 2007-08-08 David Edelsohn <edelsohn@gnu.org>
11472 * config/rs6000/x-rs6000: New file.
11473 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
11474 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
11475 (EXTRA_SPEC_FUNCTIONS): Define.
11476 (HAVE_LOCAL_CPU_DETECT): Define.
11477 (CC1_CPU_SPEC): Define.
11478 * config/rs6000/driver-rs6000.c: New file.
11479 * config/rs6000/aix.h (CC1_SPEC): Define.
11480 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
11481 * config.host: Add x-rs6000 to host_xmake_file if host and target
11482 are rs6000 or powerpc.
11484 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
11486 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
11488 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11489 Sandra Loosemore <sandra@codesourcery.com>
11490 Chao-ying Fu <fu@mips.com>
11491 Nigel Stephens <nigel@mips.com>
11492 David Ung <davidu@mips.com>
11494 * doc/invoke.texi (-mcode-readable): Document.
11495 * config/mips/mips.opt (mcode-readable): New option.
11496 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
11497 * config/mips/mips.h (mips_code_readable_setting): New enum.
11498 (mips_code_readable): Declare.
11499 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
11500 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
11501 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
11502 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
11503 boiler-plate comments.
11504 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
11505 * config/mips/mips.c (mips_code_readable): New variable.
11506 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
11507 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
11508 context and -mcode-readable setting to restrict the use of
11509 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
11510 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
11511 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
11512 (mips_blocks_for_constant_p): Only return false for
11513 TARGET_MIPS16_PCREL_LOADS.
11514 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
11515 for MIPS16. Handle SYMBOL_32_HIGH.
11516 (mips_const_insns): Allow HIGHs for MIPS16 too.
11517 (mips_unspec_address_offset): New function, split out from...
11518 (mips_unspec_address): ...here.
11519 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
11520 16-bit symbolic constants. Assert approropiate conditions for
11521 using the "la" and "dla" macros.
11522 (mips_handle_option): Handle -mcode-readable=.
11523 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
11524 Set up mips_lo_relocs[SYMBOL_32_HIGH].
11525 (mips_strip_unspec_address): New function, split out from...
11526 (print_operand_reloc): ...here.
11527 (print_operand): Pass constants through mips_strip_unspec_address.
11528 (print_operand_address): Likewise.
11529 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
11530 (mips_select_rtx_section): Remove MIPS16 handling.
11531 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
11532 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
11533 (mips16_lay_out_constants): Do nothing unless
11534 TARGET_MIPS16_PCREL_LOADS.
11535 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
11536 * config/mips/mips.md: Split HIGHs for MIPS16.
11537 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
11539 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11541 * config/mips/mips-protos.h (mips_emit_move): Declare.
11542 * config/mips/mips.c (mips_emit_move): New function.
11543 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
11544 (mips_legitimize_const_move): Likewise.
11545 (mips_legitimize_move): Likewise.
11546 (mips_split_64bit_move): Likewise.
11547 (mips_restore_gp): Likewise.
11548 (mips_load_call_address): Likewise.
11549 (mips_emit_fcc_reload): Likewise.
11550 (mips_set_return_address): Likewise.
11551 (mips_block_move_straight): Likewise.
11552 (mips_block_move_loop): Likewise.
11553 (mips_setup_incoming_varargs): Likewise.
11554 (mips_save_reg): Likewise.
11555 (mips_expand_prologue): Likewise.
11556 (mips_restore_reg): Likewise.
11557 (mips_expand_epilogue): Likewise.
11558 (mips_output_mi_thunk): Likewise.
11559 (build_mips16_call_stub): Likewise.
11560 (mips_builtin_branch_and_move): Likewise.
11561 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
11562 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11563 (fixuns_truncdfdi2): Likewise.
11564 (fixuns_truncsfsi2): Likewise.
11565 (fixuns_truncsfdi2): Likewise.
11566 (loadgp_absolute): Likewise.
11567 (builtin_setjmp_setup): Likewise.
11568 (builtin_longjmp): Likewise.
11569 (untyped_call): Likewise.
11571 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11573 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
11574 an "rtx *" argument. Return a bool.
11575 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
11576 values and return true if they can be split. Take the same kind of
11577 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
11578 and store the lo_sum there if nonnull. Use the symbol type to
11579 determine whether a $gp or HIGH is needed.
11580 (mips_legitimize_address): Update call to mips_split_symbol and
11581 simplify accordingly.
11582 (mips_legitimize_const_move): Likewise.
11583 * config/mips/mips.md: In the combine define_split,
11584 check mips_split_symbol instead of splittable_symbolic_operand.
11585 Update use of mips_split_symbol in the generator code.
11586 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
11588 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11590 * config/mips/mips.c (mips_symbolic_address_p): Delete.
11591 (mips_symbol_insns_1): New function, split out from...
11592 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
11593 and stores separately from load addresses.
11594 (mips_classify_address): Replace uses of mips_symbolic_address_p
11595 with uses of mips_symbol_insns.
11596 (mips_address_insns): Update calls to mips_symbol_insns.
11597 (mips_const_insns): Likewise.
11598 (mips_legitimize_address): Likewise.
11600 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11602 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
11603 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
11604 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
11605 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
11606 non-call contexts if TARGET_MIPS16.
11607 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
11608 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
11609 code for SYMBOL_ABSOLUTE.
11610 (mips_symbol_insns): Likewise.
11612 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11614 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
11615 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
11616 (mips_symbolic_constant_p): Likewise. Update the call to
11617 mips_classify_symbol.
11618 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
11619 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
11620 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
11621 (print_operand_reloc): Add a context argument. Update the call to
11622 mips_symbolic_constant_p.
11623 (print_operand): Update the calls to print_operand_reloc.
11624 (print_operand_address): Use print_operand_reloc rather than
11626 (mips_rewrite_small_data_p): Add a context argument. Update the call
11627 to mips_symbolic_constant_p.
11628 (mips_small_data_pattern_1): Make DATA the containing mem.
11629 Update the call to mips_rewrite_small_data_p.
11630 (mips_rewrite_small_data_1): Likewise.
11631 (mips_use_anchors_for_symbol_p): Update the call to
11632 mips_symbolic_constant_p.
11633 * config/mips/predicates.md (const_call_insn_operand): Likewise.
11634 (splittable_symbolic_operand): Likewise.
11635 (move_operand): Likewise.
11636 (absolute_symbolic_operand): Likewise.
11637 (got_disp_operand): Likewise.
11638 (got_page_ofst_operand): Likewise.
11640 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11642 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
11643 (SYMBOL_ABSOLUTE): ...this.
11644 (SYMBOL_SMALL_DATA): Rename to...
11645 (SYMBOL_GP_RELATIVE): ...this.
11646 (SYMBOL_CONSTANT_POOL): Rename to...
11647 (SYMBOL_PC_RELATIVE): ...this.
11648 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
11649 (mips_symbolic_address_p, mips_symbol_insns, override_options)
11650 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
11651 after above changes.
11652 * config/mips/predicates.md (const_call_insn_operand): Likewise.
11653 (general_symbolic_operand): Rename to...
11654 (absolute_symbolic_operand): ...this.
11655 * config/mips/mips.md: Update after above changes.
11657 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
11658 Revital Eres <eres@il.ibm.com>
11660 * ddg.c (print_ddg): Add dump information.
11661 * modulo-sched.c (print_node_sched_params): Add parameter and
11663 (calculate_maxii): Remove function.
11664 (undo_generate_reg_moves): Likewise.
11665 (undo_permute_partial_schedule): Likewise.
11666 (kernel_number_of_cycles): Likewise.
11667 (MAXII_FACTOR): New definition to calculate the upper bound of II.
11668 (sms_schedule): Use it. Remove profitability checks.
11669 (sms_schedule_by_order): Fix order of nodes within the cycle.
11671 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
11673 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
11674 -profile option, add pie support.
11675 (ENDFILE_SPEC): New spec.
11676 * config/gnu.h (LIB_SPEC): Add -profile option.
11678 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
11680 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
11681 * config/gnu.h (LIB_SPEC): Likewise.
11683 2007-08-07 Yaz Saito <saito@google.com>
11684 Ian Lance Taylor <iant@google.com>
11686 * common.opt (finstrument-functions-exclude-function-list): New
11688 (finstrument-functions-exclude-file-list): New option.
11689 * opts.c (char_p): Define and DEF_VEC.
11690 (flag_instrument_functions_exclude_functions): New static
11692 (flag_instrument_functions_exclude_files): New static variable.
11693 (add_instrument_functions_exclude_list): New static function.
11694 (flag_instrument_functions_exclude_p): New function.
11695 (common_handle_option): Handle new options.
11696 * flags.h (flag_instrument_functions_exclude_p): Declare.
11697 * gimplify.c (gimplify_function_tree): Call
11698 flag_instrument_functions_exclude_p.
11699 * doc/invoke.texi (Option Summary): Mention new options.
11700 (Code Gen Options): Document new options.
11702 2007-08-07 Ian Lance Taylor <iant@google.com>
11704 PR rtl-optimization/32776
11705 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
11706 (resolve_use): Likewise.
11707 (decompose_multiword_subregs): Remove "changed" local variable.
11709 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
11711 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
11712 * configure: Regenerate.
11713 * config.in: Regenerate.
11714 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
11717 2007-08-07 Ian Lance Taylor <iant@google.com>
11719 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
11720 note, just delete the insn.
11722 2007-08-07 Andreas Schwab <schwab@suse.de>
11725 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
11728 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
11730 * lower-subreg.c (resolve_subreg_use): Remove assertion.
11731 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
11732 (decompose_multiword_subregs): Use the functions above to decompose
11733 multiword shifts and zero-extends.
11735 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
11737 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
11738 "assemble" descriptions which were swapped.
11740 2007-08-06 Chao-ying Fu <fu@mips.com>
11742 * fixed-value.h: New file.
11743 * fixed-value.c: New file.
11744 * Makefile.in (OBJS-common): Add fixed-value.o.
11745 (fixed-value.o): New rule.
11746 (GTFILES): Add fixed-value.h.
11747 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
11748 to compare a.low and b.low.
11749 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
11751 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
11752 Daniel Jacobowitz <dan@codesourcery.com>
11755 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
11757 (x86_64-*-netbsd*): Likewise.
11758 (x86_64-*-linux*): Likewise.
11759 (x86_64-*-kfreebsd*-gnu): Likewise.
11760 (x86_64-*-knetbsd*-gnu): Likewise.
11761 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
11763 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
11765 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
11766 Add -fno-asynchronous-unwind-tables.
11768 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
11769 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
11770 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
11771 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
11772 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
11774 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11776 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
11777 (TARGET_C_MODE_FOR_SUFFIX): New.
11779 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11781 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
11783 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11785 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
11787 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
11789 * config/i386/i386.md: Check TARGET_ macros and optimize_size
11790 before checking function returns in conditional expressions.
11792 2007-08-06 Alfred Minarik <a.minarik@aon.at>
11795 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
11797 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11799 PR middle-end/32988
11800 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
11801 for INTEGRAL_TYPE_P.
11803 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
11805 * configure.ac: Remove --enable-checking=df from default settings.
11806 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
11807 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
11808 if the parameter is true.
11809 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
11810 DF_VERIFY_SCHEDULED flag is true.
11811 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
11812 (df_finish_pass): Adjust prototype.
11813 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
11816 * see.c (pass_see): Add TODO_df_verify.
11817 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
11818 * global.c (rest_of_handle_global_alloc): Schedule verification
11820 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
11822 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
11823 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
11824 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
11826 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
11827 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
11828 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
11830 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
11831 Revital Eres <eres@il.ibm.com>
11833 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
11835 * ddg.c (create_ddg_dependence): Rename to...
11836 (create_ddg_dep_from_intra_loop_link): This. Do not check
11837 for interloop edges. Do not create anti dependence edge when
11838 a true dependence edge exists in the opposite direction and
11839 -fmodulo-sched-allow-regmoves is set.
11840 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
11841 (add_cross_iteration_register_deps): Create anti dependence edge
11842 when -fno-modulo-sched-allow-regmoves is set.
11843 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
11845 2007-08-04 Richard Sandiford <richard@codesourcery.com>
11847 * config/arm/arm.md (movsi): Add braces.
11849 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
11851 PR middle-end/32780
11852 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
11853 operands for the folding of "A - (A & B)" into "~B & A"; cast them
11856 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
11858 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
11859 state accessor functions.
11860 * cfgloopmanip.c (remove_path, create_preheaders,
11861 force_single_succ_latches, fix_loop_structure): Ditto.
11862 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
11863 tree_duplicate_loop_to_header_edge): Ditto.
11864 * cfgloopanal.c (mark_irreducible_loops): Ditto.
11865 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
11867 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
11868 cleanup_tree_cfg): Ditto.
11869 * tree-cfg.c (tree_merge_blocks): Ditto.
11870 * cfgloop.c (rescan_loop_exit, record_loop_exits,
11871 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
11872 loop_preheader_edge, single_exit): Ditto.
11873 (flow_loops_find): Do not clear loops->state.
11874 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
11875 loops_state_clear): New functions.
11877 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11879 PR middle-end/32399
11880 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
11881 when adding to the base and convert ELT to sizetype instead of type.
11883 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11885 PR middle-end/32304
11886 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
11887 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
11889 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11891 PR middle-end/32935
11892 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
11893 correct type the negate expression.
11895 2007-08-03 Jan Hubicka <jh@suse.cz>
11897 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
11900 2007-08-03 David Edelsohn <edelsohn@gnu.org>
11902 * config/rs6000/rs6000.c (struct processor_cost): Change
11903 l1_cache_lines to l1_cache_size. Add l2_cache_size.
11904 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
11906 (rios1_costs, rios2_cost): Correct cache line size.
11907 (rs6000_override_options): Set l2-cache-size parameter.
11909 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11910 Diego Novillo <dnovillo@google.com>
11913 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
11914 if the range includes 0.
11916 2007-08-03 Ben Elliston <bje@au.ibm.com>
11918 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
11919 mode to unspec expressions to silence a warning from the generator
11922 2007-08-02 Steve Ellcey <sje@cup.hp.com>
11924 * config/ia64/constraints.md ("U"): Make constraint vector only.
11926 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
11928 PR middle-end/25446
11929 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
11930 always_inline attribute on the function decl.
11932 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
11934 PR middle-end/25445
11935 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
11936 if we are compiling with -fPIC.
11938 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
11939 Nigel Stephens <nigel@mips.com>
11941 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
11942 Define for MIPS32 and MIPS64.
11944 2007-08-02 Nick Clifton <nickc@redhat.com>
11946 * config/host-hpux.c: Change copyright header to refer to version
11947 3 of the GNU General Public License and to point readers at the
11948 COPYING3 file and the FSF's license web page.
11949 * config/alpha/predicates.md, config/alpha/vms-ld.c,
11950 config/alpha/linux.h, config/alpha/alpha.opt,
11951 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
11952 config/alpha/vms-unwind.h, config/alpha/ev4.md,
11953 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
11954 config/alpha/alpha.h, config/alpha/sync.md,
11955 config/alpha/openbsd.h, config/alpha/alpha.md,
11956 config/alpha/alpha-modes.def, config/alpha/ev5.md,
11957 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
11958 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
11959 config/alpha/constraints.md, config/alpha/osf.h,
11960 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
11961 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
11962 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
11963 config/frv/frv-asm.h, config/frv/frv-protos.h,
11964 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
11965 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
11966 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
11967 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
11968 config/s390/s390.opt, config/s390/s390-modes.def,
11969 config/s390/fixdfdi.h, config/s390/constraints.md,
11970 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
11971 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
11972 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
11973 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
11974 config/m32c/prologue.md, config/m32c/m32c.abi,
11975 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
11976 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
11977 config/m32c/t-m32c, config/m32c/m32c-modes.def,
11978 config/m32c/jump.md, config/m32c/shift.md,
11979 config/m32c/m32c-protos.h, config/libgloss.h,
11980 config/spu/spu-protos.h, config/spu/predicates.md,
11981 config/spu/spu-builtins.h, config/spu/spu.c,
11982 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
11983 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
11984 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
11985 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
11986 config/sparc/hypersparc.md, config/sparc/predicates.md,
11987 config/sparc/linux.h, config/sparc/sp64-elf.h,
11988 config/sparc/supersparc.md, config/sparc/cypress.md,
11989 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
11990 config/sparc/niagara.md, config/sparc/sparc.md,
11991 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
11992 config/sparc/sparc.opt, config/sparc/sync.md,
11993 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
11994 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
11995 config/sparc/sparc.c, config/sparc/little-endian.opt,
11996 config/sparc/sysv4-only.h, config/sparc/sparc.h,
11997 config/sparc/linux64.h, config/sparc/freebsd.h,
11998 config/sparc/sol2.h, config/sparc/rtemself.h,
11999 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
12000 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
12001 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
12002 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
12003 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
12004 config/m32r/linux.h, config/m32r/constraints.md,
12005 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
12006 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
12007 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
12008 config/i386/i386.md, config/i386/netware-crt0.c,
12009 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
12010 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
12011 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
12012 config/i386/sol2.h, config/i386/constraints.md,
12013 config/i386/netware-libgcc.c, config/i386/sysv5.h,
12014 config/i386/predicates.md, config/i386/geode.md,
12015 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
12016 config/i386/freebsd64.h, config/i386/vxworksae.h,
12017 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
12018 config/i386/rtemself.h, config/i386/netbsd-elf.h,
12019 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
12020 config/i386/netware.h, config/i386/i386-modes.def,
12021 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
12022 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
12023 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
12024 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
12025 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
12026 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
12027 config/i386/xm-mingw32.h, config/i386/linux64.h,
12028 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
12029 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
12030 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
12031 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
12032 config/i386/cygwin2.c, config/i386/i386-protos.h,
12033 config/i386/sync.md, config/i386/openbsd.h,
12034 config/i386/host-mingw32.c, config/i386/i386-aout.h,
12035 config/i386/nto.h, config/i386/biarch64.h,
12036 config/i386/i386-coff.h, config/i386/freebsd.h,
12037 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
12038 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
12039 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
12040 config/darwin-protos.h, config/linux.opt, config/sol2.c,
12041 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
12042 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
12043 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
12044 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
12045 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
12046 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
12047 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
12048 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
12049 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
12050 config/sh/superh64.h, config/sh/rtemself.h,
12051 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
12052 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
12053 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
12054 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
12055 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
12056 config/avr/predicates.md, config/avr/constraints.md,
12057 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
12058 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
12059 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
12060 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
12061 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
12062 config/c4x/c4x-modes.def, config/c4x/rtems.h,
12063 config/c4x/predicates.md, config/c4x/c4x.h,
12064 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
12065 config/xtensa/predicates.md, config/xtensa/xtensa.c,
12066 config/xtensa/linux.h, config/xtensa/xtensa.h,
12067 config/xtensa/elf.h, config/xtensa/xtensa.md,
12068 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
12069 config/xtensa/xtensa-protos.h, config/dbx.h,
12070 config/stormy16/predicates.md, config/stormy16/stormy16.md,
12071 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
12072 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
12073 config/host-solaris.c, config/fr30/fr30.h,
12074 config/fr30/predicates.md, config/fr30/fr30-protos.h,
12075 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
12076 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
12077 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
12078 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
12079 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
12080 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
12081 config/host-linux.c, config/interix3.h, config/cris/cris.c,
12082 config/cris/predicates.md, config/cris/linux.h,
12083 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
12084 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
12085 config/cris/aout.opt, config/cris/cris-protos.h,
12086 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
12087 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12088 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
12089 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
12090 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
12091 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
12092 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
12093 config/chorus.h, config/mn10300/mn10300.c,
12094 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
12095 config/mn10300/mn10300.h, config/mn10300/linux.h,
12096 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
12097 config/mn10300/mn10300.md, config/ia64/predicates.md,
12098 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
12099 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
12100 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
12101 config/ia64/freebsd.h, config/ia64/ia64.md,
12102 config/ia64/ia64-modes.def, config/ia64/constraints.md,
12103 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
12104 config/gofast.h, config/rtems.h, config/sol2-10.h,
12105 config/m68k/predicates.md, config/m68k/m68k.md,
12106 config/m68k/linux.h, config/m68k/m68k-modes.def,
12107 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
12108 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
12109 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
12110 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
12111 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
12112 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
12113 config/m68k/constraints.md, config/m68k/rtemself.h,
12114 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
12115 config/m68k/uclinux.h, config/rs6000/power4.md,
12116 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
12117 config/rs6000/linux.h, config/rs6000/eabi.h,
12118 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
12119 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
12120 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
12121 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
12122 config/rs6000/windiss.h, config/rs6000/603.md,
12123 config/rs6000/aix41.h, config/rs6000/cell.md,
12124 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
12125 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
12126 config/rs6000/darwin.md, config/rs6000/darwin64.h,
12127 config/rs6000/default64.h, config/rs6000/7xx.md,
12128 config/rs6000/darwin.opt, config/rs6000/spe.md,
12129 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
12130 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
12131 config/rs6000/7450.md, config/rs6000/linux64.h,
12132 config/rs6000/constraints.md, config/rs6000/440.md,
12133 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
12134 config/rs6000/rs6000.c, config/rs6000/aix52.h,
12135 config/rs6000/rs6000.h, config/rs6000/power6.md,
12136 config/rs6000/predicates.md, config/rs6000/altivec.md,
12137 config/rs6000/aix64.opt, config/rs6000/rios1.md,
12138 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
12139 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
12140 config/rs6000/darwin7.h, config/rs6000/dfp.md,
12141 config/rs6000/linux64.opt, config/rs6000/sync.md,
12142 config/rs6000/vxworksae.h, config/rs6000/power5.md,
12143 config/rs6000/lynx.h, config/rs6000/biarch64.h,
12144 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
12145 config/rs6000/eabispe.h, config/rs6000/e500.h,
12146 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
12147 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
12148 config/rs6000/aix.h, config/rs6000/vxworks.h,
12149 config/rs6000/40x.md, config/rs6000/aix51.h,
12150 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
12151 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
12152 config/arc/arc.h, config/mcore/mcore-elf.h,
12153 config/mcore/mcore-protos.h, config/mcore/predicates.md,
12154 config/mcore/mcore.md, config/mcore/mcore.c,
12155 config/mcore/mcore.opt, config/mcore/mcore.h,
12156 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
12157 config/score/predicates.md, config/score/score-version.h,
12158 config/score/score-protos.h, config/score/misc.md,
12159 config/score/elf.h, config/score/score.c, config/score/mac.md,
12160 config/score/score7.md, config/score/score.h,
12161 config/score/score-conv.h, config/score/score-mdaux.c,
12162 config/score/score.md, config/score/score.opt,
12163 config/score/score-modes.def, config/score/score-mdaux.h,
12164 config/score/mul-div.S, config/arm/uclinux-elf.h,
12165 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
12166 config/arm/symbian.h, config/arm/linux-elf.h,
12167 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
12168 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
12169 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
12170 config/arm/strongarm-pe.h, config/arm/arm.h,
12171 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
12172 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
12173 config/arm/arm-modes.def, config/arm/linux-eabi.h,
12174 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
12175 config/arm/arm-cores.def, config/arm/arm-protos.h,
12176 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
12177 config/arm/wince-pe.h, config/arm/neon.md,
12178 config/arm/constraints.md, config/arm/neon.ml,
12179 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
12180 config/arm/arm.opt, config/arm/arm926ejs.md,
12181 config/arm/predicates.md, config/arm/iwmmxt.md,
12182 config/arm/arm_neon.h, config/arm/unknown-elf.h,
12183 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
12184 config/arm/neon-testgen.ml, config/arm/arm.md,
12185 config/arm/xscale-coff.h, config/arm/pe.c,
12186 config/arm/arm-generic.md, config/arm/pe.h,
12187 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
12188 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
12189 config/arm/strongarm-elf.h, config/arm/cirrus.md,
12190 config/arm/netbsd-elf.h, config/arm/vxworks.h,
12191 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
12192 config/pa/predicates.md, config/pa/pa64-hpux.h,
12193 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
12194 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
12195 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
12196 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
12197 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
12198 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
12199 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
12200 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
12201 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
12202 config/pa/pa64-regs.h, config/pa/pa-modes.def,
12203 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
12204 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
12205 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
12206 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
12207 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
12208 config/mips/linux64.h, config/mips/elforion.h,
12209 config/mips/constraints.md, config/mips/generic.md,
12210 config/mips/predicates.md, config/mips/4300.md,
12211 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
12212 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
12213 config/mips/5k.md, config/mips/vr4120-div.S,
12214 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
12215 config/mips/mips-protos.h, config/mips/6000.md,
12216 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
12217 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
12218 config/mips/mips-modes.def, config/mips/vr.h,
12219 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
12220 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
12221 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
12222 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
12223 config/vax/openbsd1.h, config/vax/netbsd.h,
12224 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
12225 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
12226 config/h8300/rtems.h, config/h8300/predicates.md,
12227 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
12228 config/h8300/h8300.md, config/h8300/h8300.opt,
12229 config/h8300/coff.h, config/h8300/h8300-protos.h,
12230 config/v850/v850.md, config/v850/predicates.md,
12231 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
12232 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
12233 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
12234 config/mmix/mmix.h, config/mmix/predicates.md,
12235 config/mmix/mmix-protos.h, config/mmix/mmix.md,
12236 config/mmix/mmix.c, config/mmix/mmix.opt,
12237 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
12238 config/bfin/rtems.h, config/bfin/bfin-modes.def,
12239 config/bfin/predicates.md, config/bfin/bfin-protos.h,
12240 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
12243 2007-08-02 Richard Sandiford <richard@codesourcery.com>
12245 * emit-rtl.c (reset_used_decls): Rename to...
12246 (set_used_decls): ...this. Set the used flag rather than clearing it.
12247 (unshare_all_rtl_again): Update accordingly. Set flags on argument
12248 DECL_RTLs rather than resetting them.
12250 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
12252 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
12254 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
12256 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
12257 argument to find_reloads_address.
12259 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
12261 PR tree-optimization/32919
12262 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
12263 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
12264 (coalesce_ssa_name): Call it.
12266 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
12267 David Ung <davidu@mips.com>
12269 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
12270 (__mips16_unorddf2, __mips16_floatunsidf): New.
12271 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
12273 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
12275 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12277 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
12278 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
12279 * tree.h (OMP_SECTIONS_CONTROL): New macro.
12280 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
12281 * omp-low.c (get_ws_args_for, determine_parallel_type,
12282 expand_omp_for_generic, expand_omp_for_static_nochunk,
12283 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
12284 Work with more precise CFG.
12285 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
12286 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
12288 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
12289 * gimple-low.c (lower_stmt): Ditto.
12290 * tree-inline.c (estimate_num_insns_1): Ditto.
12291 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
12292 (OMP_SECTIONS_SWITCH): New.
12293 * tree-cfgcleanup.c (cleanup_omp_return): New.
12294 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
12295 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
12296 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
12297 (tree_redirect_edge_and_branch): Handle omp constructs.
12299 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
12300 with three arguments.
12302 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12304 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
12305 in loop closed ssa.
12307 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12309 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
12310 the loop structures may need fixing.
12311 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
12313 (cleanup_tree_cfg_loop): Removed.
12314 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
12315 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
12316 instead of running cleanup_tree_cfg_loop.
12317 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
12318 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
12319 (tree_predictive_commoning): Declaration changed.
12320 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
12322 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12324 * doc/invoke.texi (l1-cache-size): Update documentation.
12325 (l2-cache-size): Document.
12326 * params.h (L2_CACHE_SIZE): New macro.
12327 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
12328 that L1_CACHE_SIZE is in kB now.
12329 (L2_CACHE_SIZE_BYTES): New macro.
12330 (tree_ssa_prefetch_arrays): Show size in kB.
12331 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
12332 and l2_cache_size fields.
12333 * config/i386/driver-i386.c (describe_cache): Detect cache size
12335 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
12336 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
12337 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
12338 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
12339 (override_options): Set l1-cache-size and l2-cache-size to default
12340 values if not specified otherwise.
12341 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
12342 (PARAM_L2_CACHE_SIZE): New.
12344 2007-08-01 Nigel Stephens <nigel@mips.com>
12345 David Ung <davidu@mips.com>
12346 Thiemo Seufer <ths@mips.com>
12347 Chris Dearman <chris@mips.com>
12348 Richard Sandiford <richard@codesourcery.com>
12350 * config.gcc (mips*-sde-elf*): New stanza.
12351 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
12352 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
12353 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
12354 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
12355 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
12356 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
12358 * config/mips/sde.h: New file.
12359 * config/mips/t-libgcc-mips16: Likewise.
12360 * config/mips/t-sde: Likewise.
12361 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
12362 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
12363 _MIPS_FPSET and _MIPS_SZINT.
12364 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
12365 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
12366 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
12367 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
12368 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12369 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12370 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
12371 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
12372 _MIPS_SZPTR and _MIPS_FPSET.
12373 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
12374 architecture is specified.
12375 (MIPS_32BIT_OPTION_SPEC): New macro.
12377 2007-07-31 Dan Hipschman <dsh@google.com>
12379 * gcc.c (end_going_arg): New function.
12380 (do_spec_2): Use it.
12381 (do_spec_1): Use it.
12383 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
12385 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
12386 only if ENABLE_CHECKING is defined.
12388 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
12390 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
12391 df_ru_add_problem, df_ru_get_bb_info): Removed.
12392 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
12393 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
12394 df_ru_free_bb_info, df_ru_alloc,
12395 df_ru_bb_local_compute_process_def,
12396 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
12397 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
12398 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
12399 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
12400 df_ru_add_problem): Removed.
12402 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12405 * pa.md (casesi32): Use match_scratch. Revise insn condition.
12406 (casesi32p, casesi64p): Likewise.
12407 (casesi): Adjust for above.
12409 2007-07-31 Richard Sandiford <richard@codesourcery.com>
12411 * mode-switching.c (create_pre_exit): Don't search past calls.
12413 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
12415 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
12417 2007-07-31 Revital Eres <eres@il.ibm.com>
12419 * ddg.c (add_deps_for_def): Rename to...
12420 (add_cross_iteration_register_deps): This. Change implementation
12421 to use only reaching def and def-use chains to construct the
12422 inter loop dependencies.
12423 (add_deps_for_use): Remove function.
12424 (build_inter_loop_deps): Call add_cross_iteration_register_deps
12425 function to build the inter loop dependencies.
12426 * modulo-sched.c (sms_schedule): Build only
12427 reaching def and def-use chains for the propose of the ddg
12430 2007-07-31 Julian Brown <julian@codesourcery.com>
12432 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
12433 New define_insns. Use correct RTL.
12434 (vec_set<mode>): Write as expander.
12436 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
12438 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
12439 to an unallocated space.
12441 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
12444 (split_constant_offset): Enable split_constant_offset to extract
12445 constants from other statements.
12446 * tree-vect-transform.c
12447 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
12448 to a temp var. Force base_offset to be simple.
12450 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
12452 * df-scan.c (df_scan_verify): Remove artificial limit on
12453 the number of blocks for verification.
12454 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
12455 df_simulate_defs): Avoid unnecessary insn checking for defs.
12457 2007-07-29 Mark Mitchell <mark@codesourcery.com>
12459 * config/m68k/lb1sf68.asm (FUNC): New macro.
12460 (__mulsi3): Use it.
12461 (__udivsi3): Likewise.
12462 (__divsi3): Likewise.
12463 (__umodsi3): Likewise.
12464 (__modsi3): Likewise.
12465 (__subdf3): Likewise.
12466 (__adddf3): Likewise.
12467 (__muldf3): Likewise.
12468 (__divdf3): Likewise.
12469 (__negdf2): Likewise.
12470 (__cmpdf2): Likewise.
12471 (__subsf3): Likewise.
12472 (__addsf3): Likewise.
12473 (__mulsf3): Likewise.
12474 (__divsf3): Likewise.
12475 (__negsf2): Likewise.
12476 (__cmpsf2): Likewise.
12477 (__eqdf2): Likewise.
12478 (__nedf2): Likewise.
12479 (__gtdf2): Likewise.
12480 (__gedf2): Likewise.
12481 (__ltdf2): Likewise.
12482 (__ledf2): Likewise.
12483 (__eqsf2): Likewise.
12484 (__nesf2): Likewise.
12485 (__gtsf2): Likewise.
12486 (__gesf2): Likewise.
12487 (__ltsf2): Likewise.
12488 (__lesf2): Likewise.
12490 2007-07-30 Ollie Wild <aaw@google.com>
12492 * c-ppoutput.c (print_lines_directives_only): New function.
12493 (scan_translation_unit_directives_only): New function.
12494 (preprocess_file): Add call to scan_translation_unit_directives_only.
12495 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
12496 (sanitize_cpp_opts): Add default flag_dump_macros setting for
12497 -fdirectives-only. Add errors for -fdirectives-only conflict with
12498 -Wunused-macros and -traditional.
12499 (finish_options): Add builtin macro initialization for
12500 -fdirectives-only + -fpreprocessed.
12501 * c.opt (fdirectives-only): New.
12502 * doc/cppopts.texi (fdirectives-only): New.
12504 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12506 * alias.c (record_set, memory_modified_1): Constify.
12507 * bt-load.c (note_btr_set): Likewise.
12508 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
12509 * combine.c (set_nonzero_bits_and_sign_copies,
12510 expand_field_assignment, record_dead_and_set_regs_1,
12511 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
12512 likely_spilled_retval_1): Likewise.
12513 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
12514 frv_io_handle_set): Likewise.
12515 * config/mips/mips.c (mips_sim_record_set,
12516 vr4130_true_reg_dependence_p_1): Likewise.
12517 * config/mt/mt.c (insn_dependent_p_1): Likewise.
12518 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
12519 * config/sh/sh.c (flow_dependent_p_1): Likewise.
12520 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
12521 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
12522 * ddg.c (mark_mem_store): Likewise.
12523 * df-problems.c (df_urec_mark_reg_change): Likewise.
12524 * function.c (update_epilogue_consts): Likewise.
12525 * gcse.c (record_set_info, record_last_set_info,
12526 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
12527 reg_clear_last_set): Likewise.
12528 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
12530 * jump.c (reversed_comparison_code_parts): Likewise.
12531 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
12532 reg_is_set): Likewise.
12533 * loop-iv.c (mark_altered): Likewise.
12534 * mode-switching.c (reg_becomes_live): Likewise.
12535 * optabs.c (no_conflict_move_test): Likewise.
12536 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
12538 * postreload.c (reload_combine_note_store, move2add_note_store):
12540 * regmove.c (flags_set_1): Likewise.
12541 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
12543 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
12545 * resource.c (update_live_status): Likewise.
12546 * rtl.h (set_of, note_stores): Likewise.
12547 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
12548 note_stores, parms_set): Likewise.
12549 * sched-rgn.c (sets_likely_spilled_1): Likewise.
12550 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
12552 * var-tracking.c (count_stores, add_stores): Likewise.
12554 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12556 * alias.c (mems_in_disjoint_alias_sets_p,
12557 fixed_scalar_and_varying_struct_p, aliases_everything_p,
12558 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
12559 write_dependence_p, mems_in_disjoint_alias_sets_p,
12560 read_dependence, true_dependence, canon_true_dependence,
12561 anti_dependence, output_dependence): Constify.
12562 * combine.c (extended_count): Likewise.
12563 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
12564 * cselib.c (get_value_hash, references_value_p,
12565 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
12566 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
12567 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
12568 * function.c (contains, prologue_epilogue_contains,
12569 sibcall_epilogue_contains): Likewise.
12570 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
12571 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
12572 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
12573 reg_or_subregno): Likewise.
12574 * recog.c (asm_noperands): Likewise.
12575 * reload1.c (function_invariant_p): Likewise.
12576 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
12577 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
12578 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
12579 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
12580 true_regnum, reg_or_subregno, condjump_in_parallel_p,
12581 extended_count, prologue_epilogue_contains,
12582 sibcall_epilogue_contains, function_invariant_p, true_dependence,
12583 canon_true_dependence, read_dependence, anti_dependence,
12584 output_dependence): Likewise.
12585 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
12587 2007-07-30 Julian Brown <julian@codesourcery.com>
12589 * config/arm/neon.md (V_ext): New mode attribute.
12590 (neon_vget_lane<mode>): Replace with define_expand.
12591 (neon_vget_lane<mode>_sext_internal)
12592 (neon_vget_lane<mode>_zext_internal): New define_insns for double
12593 and quad precision vectors.
12594 (neon_vget_lanedi): Add bounds check. Remove dead comment.
12595 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
12596 have typeless 32-bit result.
12598 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
12601 * tree-affine.h (aff_tree): The type of rest is sizetype for types
12603 * tree-affine.c (aff_combination_scale): If type is a pointer type,
12604 use sizetype for rest.
12605 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
12606 (aff_combination_convert): Don't convert rest for pointer types.
12608 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
12610 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
12612 * tree-ssa-alias.c: Add alloc-pool.h.
12613 (init_alias_info): Free alias_bitmap_obstack.
12614 (delete_alias_info): Call delete_mem_ref_stats.
12615 (get_mem_sym_stats_for): Use alloc_pool.
12616 (init_mem_ref_stats): Do not delete mem_ref_stats here.
12617 (delete_mem_sym_stats): Removed.
12619 2007-07-29 Sebastian Pop <sebpop@gmail.com>
12621 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
12622 functions cannot be represented as classical distance vectors.
12624 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12626 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
12627 * builtins.c (validate_arg, builtin_mathfn_code,
12628 validate_arglist): Likewise.
12629 * calls.c (call_expr_flags): Likewise.
12630 * combine.c (reg_nonzero_bits_for_combine,
12631 reg_num_sign_bit_copies_for_combine, get_last_value,
12632 reg_truncated_to_mode): Likewise.
12633 * emit-rtl.c (subreg_lowpart_p): Likewise.
12634 * expr.c (highest_pow2_factor_for_target,
12635 categorize_ctor_elements_1, categorize_ctor_elements,
12636 count_type_elements, contains_packed_reference,
12637 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
12638 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
12639 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
12640 native_encode_int, native_encode_real, native_encode_complex,
12641 native_encode_vector, native_encode_expr, native_interpret_int,
12642 native_interpret_real, native_interpret_complex,
12643 native_interpret_vector, native_interpret_expr): Likewise.
12644 * function.c (use_register_for_decl): Likewise.
12645 * gimplify.c (get_name): Likewise.
12646 * langhooks-def.h (lhd_return_null_const_tree): New.
12647 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
12648 * langhooks.c (lhd_return_null_const_tree): New.
12649 * langhooks.h (lang_get_callee_fndecl): Constify.
12650 * output.h (constructor_static_from_elts_p): Likewise.
12651 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
12652 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
12653 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
12654 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
12655 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
12656 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
12657 * rtlhooks-def.h (reg_nonzero_bits_general,
12658 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
12660 * rtlhooks.c (reg_num_sign_bit_copies_general,
12661 reg_nonzero_bits_general, reg_truncated_to_mode_general):
12663 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
12664 * stor-layout.c (mode_for_size_tree): Likewise.
12665 * tree-ssa-loop-im.c (memref_eq): Likewise.
12666 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
12667 * tree.c (contains_placeholder_p, type_list_equal,
12668 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
12670 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
12671 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
12672 contains_placeholder_p, contains_packed_reference,
12673 get_callee_fndecl, operand_equal_for_phi_arg_p,
12674 warn_if_unused_value, is_body_block, native_encode_expr,
12675 native_interpret_expr, fold_convertible_p, operand_equal_p,
12676 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
12677 validate_arglist, simple_cst_equal, type_list_equal,
12678 use_register_for_decl, call_expr_flags, get_name,
12679 highest_pow2_factor): Likewise.
12680 (const_call_expr_arg_iterator_d,
12681 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
12682 first_const_call_expr_arg, more_const_call_expr_args_p,
12683 FOR_EACH_CONST_CALL_EXPR_ARG): New.
12684 * varasm.c (constructor_static_from_elts_p): Constify.
12686 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
12688 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
12689 config/arm/neon-schedgen.ml, config/arm/neon.ml,
12690 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
12691 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
12692 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
12693 tree-vect-transform.c, tree.def: Fix comment typos. Follow
12694 spelling conventions.
12695 * doc/invoke.texi: Follow spelling conventions.
12697 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
12698 Revital Eres <eres@il.ibm.com>
12700 * modulo-sched.c (sms_schedule): Avoid loops which includes
12701 auto-increment instructions.
12703 2007-07-28 Richard Guenther <rguenther@suse.de>
12705 PR middle-end/32920
12706 * fold-const.c (fold_cond_expr_with_comparison): Convert
12707 operand zero of MIN/MAX_EXPR to correct type.
12709 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12711 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
12712 flags_from_decl_or_type): Constify.
12713 * gcc.c (do_spec_1): Likewise.
12714 * print-tree.c (dump_addr, print_node_brief): Likewise.
12715 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
12716 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
12717 tree_purge_all_dead_eh_edges): Likewise.
12718 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
12719 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
12721 * tree.c (expr_location, expr_has_location, expr_locus,
12722 expr_filename, expr_lineno, get_inner_array_type,
12723 fields_compatible_p): Likewise.
12724 * tree.h (get_inner_array_type, fields_compatible_p,
12725 expr_location, expr_has_location, expr_locus, expr_filename,
12726 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
12727 setjmp_call_p, alloca_call_p): Likewise.
12729 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
12731 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
12732 TV_FLOW_INSENSITIVE.
12734 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
12736 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
12737 (compute_flow_insensitive_aliasing): Ditto for
12738 TV_FLOW_INSENSITIVE.
12740 2007-07-27 Jan Hubicka <jh@suse.cz>
12742 * config/i386/i386.c (register_move_cost): Remove accidentally
12743 comitted #if 0 block.
12745 * attribs.c: Include hashtab.h
12746 (attribute_hash): New.
12747 (substring): New structure.
12748 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
12750 (init_attributes): Initialize attribute hash.
12751 (decl_attributes): Use attribute hash.
12752 * Makefile.in (attribs.c): Depend on hashtab.h.
12754 2007-07-27 Steve Ellcey <sje@cup.hp.com>
12756 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
12758 2007-07-27 Richard Sandiford <richard@codesourcery.com>
12760 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
12761 __mips_dspr2 and __mips_dsp_rev macros.
12762 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
12764 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
12766 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
12768 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
12770 PR middle-end/32749
12772 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
12773 and the updating of the live and do_not_gen sets.
12774 (df_note_bb_compute): Added updating of live and do_not_gen sets
12775 for regular defs so that the case of clobber inside conditional
12776 call is processed correctly.
12778 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
12780 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
12781 operands with compatible type.
12783 2007-07-27 Richard Sandiford <richard@codesourcery.com>
12785 * expr.h (store_bit_field): Don't return a value.
12786 * expmed.c (check_predicate_volatile_ok): New function.
12787 (store_bit_field_1): New function, extracted from store_bit_field.
12788 Take a fallback_p argument and return true if the operation succeeded.
12789 Only use store_fixed_bit_field if fallback_p. Don't recompute
12790 mode_for_extraction; use op_mode instead. Try forcing memories
12791 into registers if the insv expander fails.
12792 (store_bit_field): Use store_bit_field_1 with fallback_p true.
12793 Don't return a value.
12794 (convert_extracted_bit_field): New function, extracted from
12796 (extract_bit_field_1): Likewise. Take a fallback_p argument
12797 and return NULL if the operation succeeded. Only use
12798 extract_fixed_bit_field if fallback_p. Only calculate one
12799 extraction mode. Combine code for extv and extzv. Try forcing
12800 memories into registers if the ext(z)v expander fails.
12801 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
12803 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
12805 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
12807 (df_ref): Likewise. Put regno with other integer fields.
12809 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
12811 * df.h (df_mw_hardreg): Remove "loc" field.
12812 * df-scan.c (df_ref_record): Don't set it. Remove redundant
12814 * df-problems.c (df_whole_mw_reg_unused_p): New function,
12815 split out from df_set_unused_notes_for_mw. Return false for
12816 partial references. Assert that mw_reg is a REG when returning true.
12817 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
12818 (df_whole_mw_reg_dead_p): New function, split out from
12819 df_set_dead_notes_for_mw. Return false for partial references.
12820 Assert that mw_reg is a REG when returning true.
12821 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
12822 Remove redundant bitmap check.
12824 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
12826 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
12827 ($(T)crtend.o): Likwise.
12828 ($(T)crtbeginS.o): Likwise.
12829 ($(T)crtendS.o): Likwise.
12830 ($(T)crtfastmath.o): Likwise.
12832 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
12834 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
12835 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
12836 * basic-block.h (struct control_flow_graph): Added x_dom_computed
12837 and x_n_bbs_in_dom_tree fields.
12839 2007-07-26 Steve Ellcey <sje@cup.hp.com>
12841 PR tree-optimization/32087
12842 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
12843 Do not call scale_bbs_frequencies_int with prob of zero.
12845 2007-07-26 Julian Brown <julian@codesourcery.com>
12847 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
12848 (neon_element_bits): Add prototypes.
12849 * config/arm/arm.c (bounds_check, neon_lane_bounds)
12850 (neon_const_bounds, neon_element_bits): New functions.
12851 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
12852 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
12853 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
12854 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
12855 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
12856 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
12857 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
12858 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
12859 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
12860 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
12861 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
12862 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
12863 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
12865 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
12867 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
12868 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
12870 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
12871 Julian Brown <julian@codesourcery.com>
12873 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
12874 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
12875 * config/arm/cortex-a8.md: New.
12876 * config/arm/cortex-a8-neon.md: New.
12877 * config/arm/neon-schedgen.ml: New.
12878 * config/arm/neon.md (vqh_mnem): New.
12880 (Is_float_mode): New.
12881 (Scalar_mul_8_16): New.
12883 (V_mode_nunits): New.
12884 (All instruction patterns): Annotate with neon_type attribute
12886 * config/arm/arm.md: Include cortex-a8.md.
12887 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
12889 Annotate instruction patterns accordingly.
12890 (generic_sched): Do not use generic scheduling for Cortex-A8.
12891 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
12893 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
12895 * fold-const.c (fold_read_from_constant_string): Use
12896 build_int_cst_type.
12897 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
12899 2007-07-26 Nick Clifton <nickc@redhat.com>
12901 * tree-ssa-operands.h: Change copyright header to refer to version
12902 3 of the GNU General Public License and to point readers at the
12903 COPYING3 file and the FSF's license web page.
12904 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
12905 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
12906 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
12907 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
12908 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
12909 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
12910 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
12911 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
12912 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
12913 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
12914 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
12915 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
12916 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
12917 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
12918 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
12919 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
12920 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
12921 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
12922 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
12923 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
12924 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
12925 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
12926 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
12927 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
12928 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
12929 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
12930 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
12931 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
12932 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
12933 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
12934 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
12935 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
12936 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
12937 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
12938 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
12939 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
12940 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
12941 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
12942 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
12943 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
12944 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
12945 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
12946 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
12947 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
12948 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
12949 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
12950 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
12951 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
12952 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
12953 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
12954 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
12955 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
12956 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
12957 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
12958 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
12959 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
12960 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
12961 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
12962 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
12963 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
12964 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
12965 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
12966 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
12967 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
12968 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
12969 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
12970 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
12971 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
12972 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
12973 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
12974 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
12975 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
12976 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
12977 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
12978 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
12979 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
12980 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
12981 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
12982 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
12983 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
12984 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
12985 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
12986 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
12987 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
12988 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
12989 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
12990 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
12991 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
12992 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
12993 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
12994 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
12995 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
12996 vecprim.h, basic-block.h, tree-ssa-structalias.c,
12997 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
12998 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
12999 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
13000 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
13001 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
13002 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
13003 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
13004 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
13005 convert.c, convert.h, langhooks-def.h, reload1.c,
13006 tree-ssa-operands.c: Likewise.
13008 2007-07-26 Jan Hubicka <jh@suse.cz>
13010 * tree-ssa-live.c: Include debug.h and flags.h.
13011 (mark_scope_block_unused): New function.
13012 (remove_unused_scope_block_p): New function.
13013 (remove_unused_locals): Remove unused blocks too.
13015 2007-07-25 Ian Lance Taylor <iant@google.com>
13017 * combine.c (combine_max_regno): Remove. Remove all uses.
13018 (struct reg_stat_struct): Rename from struct reg_stat.
13019 (reg_stat_type): Define, and declare VECs.
13020 (reg_stat): Change from pointer to VEC. Change all uses.
13021 (combine_split_insns): New static function.
13022 (try_combine, find_split_point): Call it instead of split_insns.
13024 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13026 * cfghooks.c (split_block): Fix the information about loop latch.
13028 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13030 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
13032 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13034 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
13035 Scan the new edge for loop exit info.
13037 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
13039 * config/darwin.c: Include debug.h.
13041 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13044 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
13046 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13048 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
13049 (HARD_REGNO_MODE_OK): Ditto.
13050 (MODES_TIEABLE_P): Ditto.
13051 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
13052 (CLASS_MAX_NREGS): Ditto.
13053 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
13054 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
13055 (divdf3_internal_thr): Removed.
13056 * config/ia64/div.md: New file.
13057 * config/ia64/constraints.md: Add H constraint.
13059 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13061 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
13062 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
13063 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
13064 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
13065 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
13066 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
13067 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
13068 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
13069 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
13070 dump_sbitmap_file, debug_sbitmap, popcount_table,
13071 sbitmap_popcount): Constify.
13072 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
13073 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
13074 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
13075 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
13076 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
13077 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
13078 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
13079 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
13080 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
13081 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
13082 sbitmap_popcount, sbitmap_verify_popcount): Constify.
13084 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13086 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
13087 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
13088 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
13089 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
13090 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
13091 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
13092 bitmap_intersect_p, bitmap_intersect_compl_p,
13093 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13094 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
13096 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
13097 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
13098 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
13099 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
13100 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13101 debug_bitmap, debug_bitmap_file, bitmap_print,
13102 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
13103 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
13105 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
13107 * config/darwin.c (darwin_override_options): Additional fix for
13108 debug info formats that don't support var tracking.
13110 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13112 * cselib.c (entry_and_rtx_equal_p): Constify.
13113 * gengtype.c (output_mangled_typename, write_types, write_local):
13115 * gengtype.h (const_type_p): New.
13116 * see.c (eq_descriptor_extension, hash_descriptor_extension):
13118 * tlink.c (scan_linker_output): De-constify.
13119 * tree-ssa-loop-im.c (memref_eq): Constify.
13120 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
13121 (shared_bitmap_hash, shared_bitmap_eq): Constify.
13123 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13125 * c-common.c (fname_as_string, c_type_hash): Constify.
13126 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
13127 * cgraph.c (edge_hash, edge_eq): Likewise.
13128 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
13129 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
13130 reg_attrs_htab_eq): Likewise.
13131 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
13133 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
13134 const_decl_t, const_state_t, const_automata_list_el_t): New.
13135 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
13136 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
13137 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
13138 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
13139 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
13140 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
13141 compare_max_occ_cycle_nums, out_state_arcs_num,
13142 compare_transition_els_num, units_cmp, state_reservs_cmp):
13144 * genmodes.c (cmp_modes): Likewise.
13145 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
13146 * gimplify.c (compare_case_labels): Likewise.
13147 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
13148 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
13149 * matrix-reorg.c (mtt_info_hash): Likewise.
13150 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
13151 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
13152 (htab_hash_bucket, htab_hash_elem): Constify.
13153 * tree-browser.c (TB_parent_eq): Likewise.
13154 * tree-scalar-evolution.c (hash_scev_info): Likewise.
13155 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
13156 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
13157 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
13159 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
13160 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
13161 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
13162 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
13163 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
13165 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
13166 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
13167 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
13168 * tree-ssa-threadupdate.c (redirection_data_hash,
13169 redirection_data_eq): Likewise.
13170 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
13171 * tree-ssa.c (var_ann_eq): Likewise.
13172 * tree-vrp.c (compare_case_labels): Likewise.
13173 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
13174 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
13175 tree_not_check_failed, tree_class_check_failed,
13176 tree_range_check_failed, tree_not_class_check_failed,
13177 omp_clause_check_failed, omp_clause_range_check_failed,
13178 tree_contains_struct_check_failed, tree_operand_check_failed):
13180 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
13181 tree_not_check_failed, tree_class_check_failed,
13182 tree_range_check_failed, tree_not_class_check_failed,
13183 tree_operand_check_failed, omp_clause_operand_check_failed,
13184 tree_operand_length): Likewise.
13185 * var-tracking.c (const_variable): New.
13186 (variable_htab_hash, variable_htab_eq): Constify.
13187 * varasm.c (const_desc_hash): Likewise.
13189 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13191 * expr.c (handled_component_p): Constify.
13192 * fold-const.c (fit_double_type): Likewise.
13193 * real.h (real_value_from_int_cst): Likewise.
13194 * tree-flow-inline.h (gimple_in_ssa_p,
13195 gimple_aliases_computed_p, gimple_addressable_vars,
13196 gimple_call_clobbered_vars, gimple_referenced_vars,
13197 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
13198 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
13199 may_aliases, end_readonly_imm_use_p, has_zero_uses,
13200 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
13201 is_label_stmt, is_global_var, phi_ssa_name_p,
13202 factoring_name_p, is_call_clobbered, tree_common_ann,
13203 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
13204 unmodifiable_var_p, array_ref_contains_indirect_ref,
13205 ref_contains_array_ref, lookup_subvars_for_var,
13206 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
13207 gimple_mem_ref_stats): Likewise.
13208 * tree-flow.h (tree_common_ann, var_ann, function_ann,
13209 may_aliases, is_exec_stmt, is_label_stmt,
13210 ref_contains_array_ref, array_ref_contains_indirect_ref,
13211 var_can_have_subvars, overlap_subvar, is_call_clobbered,
13212 unmodifiable_var_p): Likewise.
13213 * tree-gimple.c (is_gimple_min_invariant): Likewise.
13214 * tree-gimple.h (is_gimple_min_invariant): Likewise.
13215 * tree.c (type_hash_list, attribute_hash_list, tree_size,
13216 cst_and_fits_in_hwi, real_value_from_int_cst,
13217 build_real_from_int_cst, integer_zerop, integer_onep,
13218 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
13219 tree_floor_log2, real_zerop, real_onep, real_twop,
13220 real_minus_onep, really_constant_p, purpose_member, chain_member,
13221 list_length, fields_length, int_size_in_bytes, bit_position,
13222 int_bit_position, byte_position, int_byte_position, expr_align,
13223 array_type_nelts, tree_node_structure,
13224 type_contains_placeholder_1, iterative_hash_pointer,
13225 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
13226 tree_map_base_eq, type_hash_list, type_hash_eq,
13227 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
13228 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
13229 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
13230 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
13231 int_fits_type_p, get_containing_scope, decl_function_context,
13232 decl_type_context, omp_clause_operand_check_failed,
13233 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
13234 * tree.h (omp_clause_operand_check_failed, tree_size,
13235 build_real_from_int_cst, array_type_nelts, purpose_member,
13236 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
13237 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
13238 is_attribute_p, check_qualified_type, expr_align,
13239 int_size_in_bytes, bit_position, int_bit_position, byte_position,
13240 int_byte_position, list_length, fields_length, initializer_zerop,
13241 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
13242 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
13243 tree_node_structure, handled_component_p, get_containing_scope,
13244 decl_function_context, decl_type_context, real_zerop,
13245 type_num_arguments, fit_double_type, really_constant_p,
13246 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
13247 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
13248 real_twop, real_minus_onep, int_cst_value): Likewise.
13250 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13252 * cfglayout.c (insn_scope, insn_line): Constify.
13253 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
13254 const_double_htab_hash, const_double_htab_eq,
13255 mem_attrs_htab_hash): Likewise.
13256 * loop-iv.c (biv_eq): Likewise.
13257 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
13258 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
13259 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
13261 * rtl-error.c (location_for_asm, diagnostic_for_asm,
13262 error_for_asm, warning_for_asm, _fatal_insn,
13263 _fatal_insn_not_found): Likewise.
13264 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
13265 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
13266 rtl_check_failed_type2, rtl_check_failed_code1,
13267 rtl_check_failed_code2, rtl_check_failed_code_mode,
13268 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
13269 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
13270 rtl_check_failed_type2, rtl_check_failed_code1,
13271 rtl_check_failed_code2, rtl_check_failed_code_mode,
13272 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
13273 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
13274 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
13275 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
13276 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
13277 rtx_unstable_p, get_integer_term, get_related_value,
13278 offset_within_block_p, reg_mentioned_p, count_occurrences,
13279 reg_referenced_p, reg_used_between_p, no_labels_between_p,
13280 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
13281 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
13282 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
13283 find_constant_src, find_reg_fusage, find_regno_fusage,
13284 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
13285 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
13286 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
13287 computed_jump_p, auto_inc_p, in_expr_list_p,
13288 remove_node_from_expr_list, loc_mentioned_in_p,
13289 label_is_jump_target_p, reversed_comparison_code_parts,
13290 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
13291 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
13292 print_inline_rtx): Likewise.
13293 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
13294 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
13295 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
13296 get_integer_term, get_related_value, offset_within_block_p,
13297 count_occurrences, reg_mentioned_p, no_labels_between_p,
13298 reg_used_between_p, reg_referenced_p, single_set_2,
13299 multiple_sets, set_noop_p, refers_to_regno_p,
13300 reg_overlap_mentioned_p, dead_or_set_p,
13301 covers_regno_no_parallel_p, covers_regno_p,
13302 dead_or_set_regno_p, find_reg_note, find_regno_note,
13303 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
13304 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
13305 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
13306 side_effects_p, may_trap_p_1, may_trap_p,
13307 may_trap_after_code_motion_p, may_trap_or_fault_p,
13308 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
13309 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
13310 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
13311 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
13312 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
13314 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
13315 warning_for_asm): Likewise.
13316 * tree.h (print_rtl): Likewise.
13317 * varasm.c (get_pool_mode): Likewise.
13319 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13321 * c-lex.c (c_lex_with_flags, lex_string): Constify.
13322 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
13323 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
13324 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
13325 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
13326 * ddg.c (compare_sccs): Likewise.
13327 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
13328 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
13329 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
13330 decimal_do_fix_trunc, decimal_real_to_integer,
13331 decimal_real_to_integer2, decimal_real_maxval): Likewise.
13332 * dse.c (const_group_info_t): New.
13333 (invariant_group_base_eq, invariant_group_base_hash): Constify.
13334 * dwarf2out.c (const_dw_die_ref): New.
13335 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
13336 * tree-browser.c (TB_parent_eq): Likewise.
13337 * unwind-dw2-fde.c (__register_frame_info_bases,
13338 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
13339 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
13341 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
13342 * unwind-dw2.c (uw_frame_state_for): Likewise.
13343 * value-prof.c (histogram_hash, histogram_eq): Likewise.
13344 * value-prof.h (const_histogram_value): New.
13346 2007-07-25 Richard Sandiford <richard@codesourcery.com>
13348 * config/mips/mips.c (machine_function): Add
13349 initialized_mips16_gp_pseudo_p.
13350 (mips16_gp_pseudo_reg): Do not emit the initialization of
13351 mips16_gp_pseudo_rtx when being called from the gimple cost-
13352 calculation routines; emit it on the first use outside those
13355 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13357 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
13360 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
13361 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
13362 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
13363 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
13364 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
13365 Preserve const-ness of parameters through use of __typeof(),
13366 also constify and tidy.
13368 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
13369 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
13370 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
13371 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
13372 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
13373 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
13374 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
13375 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
13376 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
13378 2007-07-25 Julian Brown <julian@codesourcery.com>
13379 Mark Shinwell <shinwell@codesourcery.com>
13381 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
13382 (alpha_mangle_type): This.
13383 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13384 (TARGET_MANGLE_TYPE): Define this instead.
13385 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
13386 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
13387 (arm_init_neon_builtins): Fix comment.
13388 (arm_mangle_map_entry): New.
13389 (arm_mangle_map): New.
13390 (arm_mangle_type): New.
13391 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
13392 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
13393 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
13394 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13395 (TARGET_MANGLE_TYPE): Define this instead.
13396 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
13397 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
13398 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
13399 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13400 (TARGET_MANGLE_TYPE): Define this instead.
13401 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
13403 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
13404 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13405 (TARGET_MANGLE_TYPE): Define this instead.
13406 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
13407 (s390_mangle_type): This.
13408 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13409 (TARGET_MANGLE_TYPE): Define this instead.
13410 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
13411 (sparc_mangle_type): This.
13412 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13413 (TARGET_MANGLE_TYPE): Define this instead.
13414 * cp/mangle.c (write_type): Call mangle_type target hook on all
13415 types before mangling. Use original type, not main variant, as
13417 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
13418 (TARGET_MANGLE_TYPE): This.
13419 * target.h (gcc_target): Rename mangle_fundamental_type to
13421 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
13422 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
13424 2007-07-25 Julian Brown <julian@codesourcery.com>
13425 Paul Brook <paul@codesourcery.com>
13426 Joseph Myers <joseph@codesourcery.com>
13427 Mark Shinwell <shinwell@codesourcery.com>
13429 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
13430 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
13431 (with_fpu): Allow --with-fpu=neon.
13432 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
13433 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
13434 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
13435 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
13436 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
13437 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
13438 (neon_emit_pair_result_insn, neon_disambiguate_copy)
13439 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
13440 (output_move_neon): Add prototypes.
13441 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
13442 (all_fpus): Add FPUTYPE_NEON.
13443 (fp_model_for_fpu): Add NEON field.
13444 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
13445 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
13447 (arm_legitimate_address_p): Don't support fancy addressing for NEON
13449 (thumb2_legitimate_address_p): Likewise.
13450 (neon_valid_immediate): Recognize and prepare constants suitable for
13452 (neon_immediate_valid_for_move): New function. Recognize and prepare
13453 immediates for NEON move instructions.
13454 (neon_immediate_valid_for_logic): New function. Recognize and
13455 prepare immediates for NEON logic instructions.
13456 (neon_output_logic_immediate): New function. Create asm string
13457 suitable for outputting immediate logic instructions.
13458 (neon_pairwise_reduce): New function. Implement reduction using
13459 pairwise operations.
13460 (neon_expand_vector_init): New function. Expand a (possibly
13461 non-constant) vector initialization.
13462 (neon_vector_mem_operand): New function. Memory operands supported
13463 for quad-word loads/stores to/from ARM or NEON registers. Don't
13464 allow base+offset addressing for core regs.
13465 (neon_struct_mem_operand): New function. Valid mems for NEON
13467 (coproc_secondary_reload_class): Enable NEON registers to be loaded
13468 from neon_vector_mem_operand addresses without a secondary register.
13469 (add_minipool_forward_ref): Handle >8-byte minipool entries.
13470 (add_minipool_backward_ref): Likewise.
13471 (dump_minipool): Likewise.
13472 (push_minipool_fix): Likewise.
13473 (output_move_quad): New function. Output quad-word moves, loads and
13474 stores using ARM registers.
13475 (output_move_vfp): Add support for vectors in VFP (NEON) D
13477 (output_move_neon): Output a NEON load/store to/from a quadword
13479 (arm_print_operand): Implement new codes:
13480 - 'c' for unadorned integers (without a # sign).
13481 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
13483 - 'e', 'f' for the low and high D parts of a NEON Q register.
13484 - 'q' outputs a NEON Q register.
13485 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
13486 - 'T' prints NEON opcode features from a coded bitmask.
13487 - 'F' is similar to T, but signed/unsigned codes both print as
13489 - 't' is similar to T, but 'u' is printed instead of 'p'.
13490 - 'O' prints 'r' if NEON instruction should perform rounding (as
13491 specified by bitmask), else prints nothing.
13492 - '#' is a punctuation character to stop operand numbers from
13493 running together with following digits in the assembler
13494 strings for instructions (when using mode attributes).
13495 (arm_assemble_integer): Handle extra NEON vector modes. Permute
13496 constant vectors in big-endian mode, where necessary.
13497 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
13498 Handle EI, OI, CI, XI modes.
13499 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
13500 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
13501 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
13502 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
13503 (neon_builtin_type_bits): Add enumeration, one bit for each vector
13505 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
13506 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
13507 to turn v8qi, etc. into bits defined above.
13508 (neon_itype): New enumeration. Classifications of NEON builtins.
13509 (neon_builtin_datum): Define struct. Contains information about
13510 a single builtin (with multiple modes).
13511 (CF): Define helper macro for...
13512 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
13514 (neon_builtin_data): New array. Define information about builtins
13515 for use during initialization/expansion.
13516 (arm_init_neon_builtins): New function.
13517 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
13519 (neon_builtin_compare): New function.
13520 (locate_neon_builtin_icode): New function. Find an insn code for a
13521 builtin given a function code for that builtin. Also return type of
13522 builtin (NEON_BINOP, NEON_UNOP etc.).
13523 (builtin_arg): New enumeration. Types of arguments for builtins.
13524 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
13525 Takes a variable argument list of builtin_arg types, terminated by
13527 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
13528 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
13529 (neon_emit_pair_result_insn): New function. Support returning pairs
13530 of vectors via a pointer.
13531 (neon_disambiguate_copy): New function. Set up operands for a
13532 multi-word copy such that registers do not get clobbered.
13533 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
13534 ARM_BUILTIN_NEON_BASE.
13535 (arm_file_start): Set float-abi attribute for NEON.
13536 (arm_vector_mode_supported_p): Enable NEON vector modes.
13537 (arm_mangle_map_entry): New.
13538 (arm_mangle_map): New.
13539 (arm_mangle_vector_type): New.
13540 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
13542 (TARGET_NEON): New macro. Target supports NEON.
13543 (fputype): Add FPUTYPE_NEON.
13544 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
13545 for vectorization based on command-line arg.
13546 (NEON_REGNO_OK_FOR_NREGS): Define.
13547 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
13548 (VALID_NEON_STRUCT_MODE): Define.
13549 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
13550 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
13551 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
13552 (consttable_16): Add pattern for outputting 16-byte minipool
13554 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
13556 (vec-common.md, neon.md): Include md files.
13557 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
13558 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
13559 (memory_constraint "Ut", "Un", "Us"): Define.
13560 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
13561 (MMX_char): New mode attribute.
13562 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
13563 (*add<mode>3_iwmmxt): New insn pattern.
13564 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
13565 (*sub<mode>3_iwmmxt): New insn pattern.
13566 (mulv4hi3): Rename to...
13567 (*mulv4hi3_iwmmxt): This.
13568 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
13569 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
13570 (uminv4hi3, uminv2si3): Remove. Replace with...
13571 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
13572 (*umin<mode>3_iwmmxt): These.
13573 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
13574 (ashr<mode>3_iwmmxt): This new pattern.
13575 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
13576 (lshr<mode>3_iwmmxt): This new pattern.
13577 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
13578 (ashl<mode>3_iwmmxt): This new pattern.
13579 * config/arm/neon-docgen.ml: New file. Generate documentation for
13581 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
13582 * config/arm/arm_neon.h: New (autogenerated).
13583 * config/arm/neon-testgen.ml: New file. Generate NEON tests
13585 * config/arm/neon.md: New file. Define NEON instructions.
13586 * config/arm/neon.ml: New file. Abstract description of NEON
13587 instructions, used to generate arm_neon.h header, documentation and
13589 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
13590 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
13592 * doc/extend.texi (ARM Built-in Functions): Rename and remove
13594 (ARM NEON Intrinsics): New subsection.
13595 * doc/arm-neon-intrinsics.texi: New (autogenerated).
13597 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
13599 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
13602 2007-07-24 Jan Hubicka <jh@suse.cz>
13604 * regclass.c (move_table): New type.
13605 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
13606 (init_move_cost): Break out from ...
13607 (init_reg_sets_1): ... here; simplify computation of
13608 have_regs-of_mode and contains_reg_of_mode.
13609 (record_reg_classes): Unswitch internal loops.
13610 (copy_cost): Trigger lazy initialization of move cost
13611 (record_address_regs): Likewise.
13613 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
13615 * config/darwin.c (darwin_override_options): Don't force on
13616 flag_var_tracking_uninit when no debug info is requested.
13618 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13620 * cfgloop.c (init_loops_structure): New function.
13621 (flow_loops_find): Create root of the loop tree unconditionally.
13623 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
13625 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
13627 2007-07-24 Jan Hubicka <jh@suse.cz>
13629 * caller-save.c: Include ggc.h, gt-caller-save.h
13630 (reg_save_code, reg_restore_code): Rename to ...
13631 (cached_reg_save_code, cached_reg_restore_code): ... those.
13632 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
13633 (reg_save_code, reg_restore_code): New functions.
13634 (init_caller_save): Do not intialize
13635 reg_save_code/reg_restore_code tables.
13636 * Makefile.in: (gt-caller-save.h): New.
13638 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
13640 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
13641 with the mode of the original operand instead of
13644 2007-07-23 Jan Hubicka <jH@suse.cz>
13646 * i386.c (ix86_secondary_memory_needed): Break out to...
13647 (inline_secondary_memory_needed): ... here.
13648 (ix86_memory_move_cost): Break out to ...
13649 (inline_memory_move_cost): ... here; add support for IN value of 2 for
13650 maximum of input and output; fix handling of Q_REGS on 64bit.
13651 (ix86_secondary_memory_needed): Microoptimize.
13653 2007-07-23 Sebastian Pop <sebpop@gmail.com>
13655 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
13656 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
13657 stmts_from_loop, known_dependences_p, build_rdg): New.
13658 * tree-data-ref.h: Depends on graphds.h.
13659 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
13660 (build_rdg): Declared.
13661 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
13663 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
13665 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
13668 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
13669 Jakub Jelinek <jakub@redhat.com>
13671 PR middle-end/PR28690
13672 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
13674 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
13675 and MEM_POINTER operands over REG and MEM operands.
13676 (swap_commutative_operands_p): Change return value to bool.
13677 * rtl.h: Update the corresponding prototype.
13678 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
13679 instead of gen_rtx_PLUS.
13680 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
13681 value to bool. Change function arguments to rtx's and update code
13683 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
13684 calls to match the new declaration.
13685 * simplify-rtx.c (simplify_associative_operation): Don't
13686 reorder simplify_binary_operation arguments.
13688 2007-07-23 Richard Sandiford <richard@codesourcery.com>
13690 * config/mips/mips.c (override_options): Use mips_costs to derive
13691 the default branch cost.
13692 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
13694 * config/mips/mips.opt (mbranch-cost=): New option.
13695 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
13697 2007-07-23 Richard Sandiford <richard@codesourcery.com>
13699 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
13700 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
13701 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
13702 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
13704 2007-07-23 Richard Sandiford <richard@codesourcery.com>
13706 * config/mips/constraints.md (ks): New constraint.
13707 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
13708 (*add<mode>3_mips16): ...here.
13710 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
13712 * optabs.h (enum optab_index): Add new OTI_signbit.
13713 (signbit_optab): Define corresponding macro.
13714 (enum insn_code signbit_optab[]): Remove array.
13715 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
13716 (expand_copysign_absneg): If back end provides signbit insn, use it
13717 instead of bit operations on floating point argument.
13718 * builtins.c (enum insn_code signbit_optab[]): Remove array.
13719 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
13720 for availability of signbit insn.
13722 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
13723 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
13724 SSE mode is not active.
13725 (isinf<mode>2): Disable for mfpmath=sse,387.
13727 2007-07-22 Ben Elliston <bje@au.ibm.com>
13729 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
13731 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
13733 2007-07-20 Richard Guenther <rguenther@suse.de>
13735 * tree-cfg.c (verify_expr): COND_EXPRs can have any
13736 integral typed condition.
13737 * tree-ssa.c (useless_type_conversion_p): Do not preserve
13738 booleanness. Only preserve conversions from a non-base
13739 type to a base type, not in general between types with
13740 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
13741 * tree.def (COND_EXPR): Document that the condition
13742 can be of any integral type.
13744 2007-07-20 Nigel Stephens <nigel@mips.com>
13745 Richard Sandiford <richard@codesourcery.com>
13747 * config/mips/mips.h (mips_dwarf_regno): Declare.
13748 (DBX_REGISTER_NUMBER): Remove redundant brackets.
13749 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
13750 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
13751 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
13752 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
13753 (REG_CLASS_NAMES): Update accordingly.
13754 * config/mips/mips.c (mips_dwarf_regno): New array.
13755 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
13756 (mips_subword): Remove special handling for accumulator registers.
13757 (override_options): Initiailize mips_dwarf_regno. Remove use
13759 (mips_swap_registers): New function.
13760 (mips_conditional_register_usage): Swap accumulator registers
13761 around if TARGET_LITTLE_ENDIAN.
13762 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
13763 * config/mips/constraints.md (h, l): Use the endianness to choose
13764 between MD0_REG and MD1_REG.
13765 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
13766 alternative-dependent template.
13768 2007-07-20 Richard Sandiford <richard@codesourcery.com>
13770 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
13773 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
13775 * function.c (thread_prologue_and_epilogue_insns): Fix exit
13776 predecessor fallthru flags.
13778 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
13780 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
13781 of compare to the same type.
13782 * cfgloopmanip.c (add_loop): Update information about loop exits.
13783 (loop_version): Remove the innermost loop requirement.
13784 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
13785 to sizetype for pointers.
13787 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
13789 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
13790 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
13791 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
13793 * config/dfp-bit.c: Empty for TFmode conversions.
13795 2007-07-18 Caroline Tice <ctice@apple.com>
13797 * var-tracking.c (find_src_status): Check for COND_EXEC insns
13798 and handle them correctly; check that src is not NULL before
13800 (find_src_set_src): Likewise.
13802 2007-07-18 Bob Wilson <bob.wilson@acm.org>
13804 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
13805 (struct alignment_context, init_alignment_context): New.
13806 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
13807 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
13808 (XCHAL_HAVE_S32C1I): Likewise.
13809 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
13810 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
13811 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
13812 (ATOMIC, HQI): New macros.
13813 (memory_barrier, *memory_barrier): New.
13814 (sync_lock_releasesi): New.
13815 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
13816 (sync_lock_test_and_set<mode>): New.
13817 (sync_<atomic><mode>): New.
13818 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
13819 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
13820 (xtensa_expand_atomic): New.
13822 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13826 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
13827 transformation for builtin ISNORMAL.
13828 (expand_builtin): Handle BUILT_IN_ISNORMAL.
13829 * builtins.def (BUILT_IN_ISNORMAL): New.
13830 * doc/extend.texi: Document isnormal.
13832 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13836 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
13837 optabs infrastructure. Provide generic implementation for
13839 (expand_builtin): Handle FINITE/ISFINITE.
13840 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
13841 (fold_builtin_1): Likewise.
13843 * builtins.def (BUILT_IN_ISFINITE): New.
13845 * doc/extend.texi: Document isfinite.
13847 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13850 PR middle-end/20558
13852 * builtins.c (expand_builtin_interclass_mathfn): Provide a
13853 generic fallback for isinf.
13854 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
13855 calculation code ...
13856 * real.c (get_max_float): ... to here.
13857 * real.h (get_max_float): New.
13859 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13861 PR middle-end/32668
13863 * builtin-attrs.def (ATTR_TYPEGENERIC,
13864 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
13866 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
13867 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
13868 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
13869 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
13871 * c-common.c (handle_type_generic_attribute): New.
13872 (c_common_attribute_table): Add "type generic".
13874 * c-typeck.c (convert_arguments): Handle "type generic" functions.
13876 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
13878 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
13879 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
13882 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
13885 * config/cris/cris.c (cris_print_index): Don't use XEXP before
13886 checking that the operand is an expression.
13888 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
13889 Danny Smith <dannysmith@users.sourceforge.net>
13892 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
13893 file mapping object in local namespace if Windows version later
13896 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13898 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
13899 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
13900 arm_cannot_force_const_mem.
13901 (arm_cannot_force_const_mem): New function.
13902 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
13903 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
13904 of arm_tls_referenced_p.
13905 * config/arm/arm.md (movsi): Split out-of-section constants when
13906 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
13907 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
13909 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13911 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
13913 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13915 * config/mips/mips.md (*extendqihi2): Convert the destination
13918 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13920 * config/pa/fptr.c: Update license header.
13921 * config/pa/milli64.S: Likewise.
13923 2007-07-17 Nick Clifton <nickc@redhat.com>
13925 * COPYING_v3: New file. Contains version 3 of the GNU General
13927 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
13928 Lesser General Public License.
13929 * doc/include/gpl_v3.texi: New file. Contains version 3 of
13930 the GNU General Public License.
13932 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
13934 PR rtl-optimization/32773
13935 * cfglayout.c (force_one_exit_fallthru): New function.
13936 (cfg_layout_finalize): Use it.
13938 2007-07-16 Richard Guenther <rguenther@suse.de>
13939 Uros Bizjak <ubizjak@gmail.com>
13941 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
13942 before forcing it to gimple operand.
13944 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
13945 David Ung <davidu@mips.com>
13947 * config/mips/mips.h (TUNE_24K): Define.
13948 (TUNE_MACC_CHAINS): Add TUNE_24K.
13949 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
13951 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
13952 (r74k_int_madd): .. this new reservation.
13953 (define_bypass): Fixed bypasses for r74k_int_madd to use
13954 mips_linked_madd_p.
13955 * config/mips/24k.md (define_bypass): Define new
13956 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
13958 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
13959 Nigel Stephens <nigel@mips.com>
13961 * config/mips/mips.md: Include 20kc.md.
13962 * config/mips/20kc.md: New file.
13963 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
13964 (mips_adjust_cost): Tweak for 20Kc.
13965 (mips_issue_rate): Likewise.
13966 * config/mips/mips.h (TUNE_20KC): Define.
13968 2007-07-16 David Edelsohn <edelsohn@gnu.og>
13970 * config/rs6000/rs6000.c (struct processor_cost): Add
13971 cache_line_size, l1_cache_lines, and simultaneous_prefetches
13973 (*_cost): Add cache information.
13974 (rs6000_override_options): Set cache parameters.
13976 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13979 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
13980 * doc/install.texi (mips-sgi-irix6): pthread support works now.
13982 2007-07-16 Paul Brook <paul@codesourcery.com>
13985 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
13986 (cirrus_thumb2_movsi_insn): Ditto.
13988 2007-07-15 Geoffrey Keating <geoffk@apple.com>
13990 * config/rs6000/darwin-fallback.c (interpret_libc): Change
13991 CR2_REGNO to R_CR2.
13993 2007-07-15 Andrew Haley <aph@redhat.com>
13995 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
13996 before looking in the context.
13998 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14000 PR middle-end/32398
14001 PR middle-end/32769
14002 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
14003 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
14004 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
14005 (pa_output_function_prologue): Use rp_saved and
14006 current_function_is_leaf to generate .CALLINFO statement.
14007 (hppa_expand_prologue): Set rp_saved.
14008 (hppa_expand_epilogue): Use rp_saved.
14009 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
14010 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
14012 2007-07-14 Dirk Mueller <dmueller@suse.de>
14014 * omega.c (coalesce): Fix memory leak on early exit.
14015 * matrix-reorg.c (check_allocation_function): Likewise.
14016 * tree-vect-transform.c (vect_get_new_vect_var): free result
14018 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
14019 pass pointer to edge vector
14020 (partition_hot_cold_basic_blocks): Fix memory leak.
14021 * collect2.c (prefix_from_string): Free temporary storage.
14022 * reload1.c (fixup_abnormal_edges): Free sbitmap.
14024 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
14026 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
14027 (DO_GLOBAL_DTORS_BODY): Likewise.
14029 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
14030 Nigel Stephens <nigel@mips.com>
14032 * config/mips/mips.c (mips_classify_symbol): Don't return
14033 SYMBOL_SMALL_DATA for constant pool addresses if
14034 TARGET_EMBEDDED_DATA is true.
14036 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
14038 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
14039 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
14040 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
14041 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
14042 __builtin_ia32_storehps, __builtin_ia32_storelps,
14043 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
14044 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
14045 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
14046 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
14047 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
14048 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
14049 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
14050 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
14051 using def_builtin_const.
14053 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
14055 PR tree-optimization/32705
14056 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
14057 (simplify_binary_expression): Use SSA_VAL consistently.
14059 2007-07-13 David Edelsohn <edelsohn@gnu.org>
14061 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
14062 (SPEFSCR_REGNO): Delete definition.
14063 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
14064 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14065 * config/rs6000/rs6000.h: Do not define *_REGNO.
14066 LINK_REGISTER_REGNUM -> LR_REGNO.
14067 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14068 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
14069 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14070 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
14071 R_VRSAVE, R_VSCR. Use them.
14072 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
14073 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
14074 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
14075 * config/rs6000/aix.h: Define R_LR. Use it.
14077 2007-07-13 Caroline Tice <ctice@apple.com>
14079 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
14080 flag_var_tracking is explicitly turned off (i.e. when variable
14081 tracking is not feasible); otherwise, turn flag_var_tracking on when
14082 flag_var_tracking_uninit is on.
14083 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
14084 note definitions, to allow recording of initialization status in the
14086 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
14087 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
14088 determine if two note locations are equal.
14089 (output_loc_list): Don't output list entries whose start & end labels
14091 (reg_loc_descriptor): Add parameter for initialization status; pass it
14092 to other loc descriptor functions.
14093 (one_reg_loc_descriptor): Add parameter for initialization status;
14094 check its value and add DW_OP_GNU_uninit to returned loc descr if
14096 (multiple_reg_loc_descriptor): Add parameter for initialization
14098 pass init status argument to other loc descriptor functions; check
14099 value of intialization parameter and add DW_OP_GNU_uninit to returned
14100 loc descr if appropriate.
14101 (based_loc_descr): Add parameter for initialization status; add new
14102 variable for return value; check value of initialization parameter and
14103 add DW_OP_GNU_uninit to returned loc descr if appropriate.
14104 (concatn_mem_loc_descriptor): Add parameter for initialization status;
14105 pass init status argument to other loc descriptor functions; check
14106 value of intialization parameter and add DW_OP_GNU_uninit to returned
14107 loc descr if appropriate.
14108 (mem_loc_descriptor): Likewise.
14109 (concat_loc_descriptor): Likewise.
14110 (concatn_loc_descriptor): Likewise.
14111 (loc_descriptor): Add parameter for initialization status; pass it as
14112 argument to other loc descriptor function calls.
14113 (loc_descriptor_from_tree_1): Add appropriate initialization status
14114 to loc descriptor function calls.
14115 (add_location_or_const_value_attribute): Get initialization status
14116 from VAR_LOCATION note; add initialization status to loc descriptor
14118 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
14119 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
14120 status is uninitialized, add "[uninint]" to output.
14121 * common.opt (fvar-tracking-uninit): New option, similar to
14122 fvar-tracking, to turn on tracking of uninitialized variables; creates
14123 a new global flag, flag_var_tracking_uninit.
14124 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
14125 (enum var_init_status): New type, for var initialization status field.
14126 * var-tracking.c (struct location_chain_def): Two new fields, init,
14127 for initialization status, and set_src for the assignment value expr.
14128 (unshare_variable): New parameter for initialization status;
14129 initialize new init and set_src fields.
14130 (var_reg_set): New parameters for initialization status and value;
14131 pass them to set_variable_part.
14132 (var_mem_set): Likewise.
14133 (get_init_value): New function.
14134 (var_reg_delete_and_set): New initialization status & value
14135 parameters; add call to get_init_value if status is unknown; pass new
14136 parameters to clobber_variable_part and var_reg_set.
14137 (var_mem_delete_and_set): Likewise.
14138 (var_reg_delete): Pass null set_src value to clobber_variable_part.
14139 (var_mem_delete): Likewise.
14140 (variable_union): Pass status to unshare_variable; initialize new init
14141 and set_src fields. If flag_var_tracking_uninit is not set, force
14142 status to initialized.
14143 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
14144 used later to get the set_src value.
14145 (find_src_status): New function.
14146 (find_src_set_src): New function.
14147 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
14148 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
14149 MO_SET, get set_src value and pass it to var_reg_delete_and_set
14150 and var_mem_delete_and_set.
14151 (dump_variable): Print out "[uninit]" if appropriate.
14152 (set_variable_part): Add new initialization and set_src parameters;
14153 pass status to unshare_variable; set node->init and node- >set_src
14154 fields and modify slot in hash table appropriately; save the init and
14155 set_src values if appropriate and assign to the new node.
14156 (clobber_variable_part): New set_src parameter; if two nodes have
14157 same variable and same location but different set_src (assignment)
14158 values, clobber old node.
14159 (delete_variable_part): Pass init status to unshare_variable.
14160 (emit_note_insn_var_location): Add initialized var; assign var's init
14161 status to new 'initialized'; pass new init status field to calls to
14162 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
14163 status to initialized.
14164 (emit_notes_in_bb): Pass initialization status to calls to
14165 var_reg_set, var_mem_set, var_reg_delete_and_set and
14166 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
14167 var_reg_delete_and_set and var_mem_delete_and_set; call
14168 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
14169 make up for change in add_stores.
14170 (vt_add_function_parameters): Add status to calls to
14172 * config/darwin.c (darwin_override_options): Turn on uninitialized
14173 tracking automatically, if var_tracking is on and the system is
14176 2007-07-13 Sa Liu <saliu@de.ibm.com>
14178 * config.gcc: Add options for arch and tune on SPU.
14179 * config/spu/predicates.md: Add constant operands 0 and 1.
14180 * config/spu/spu-builtins.def: Add builtins for double precision
14181 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
14182 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
14184 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
14186 * config/spu/spu-protos.h: Add new function prototypes.
14187 * config/spu/spu.c (spu_override_options): Check options -march and
14189 (spu_comp_icode): Add comparison code for DFmode and vector mode.
14190 (spu_emit_branch_or_set): Use the new code for DFmode and vector
14192 (spu_const_from_int): New. Create a vector constant from 4 ints.
14193 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
14194 (spu_emit_vector_compare): New. Emit vector compare.
14195 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
14196 * config/spu/spu.h: Add options -march and -mtune. Define processor
14197 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
14198 CANONICALIZE_COMPARISON.
14199 * config/spu/spu.md: Add new insns for double precision compare
14200 and double precision vector compare. Add vcond and smax/smin patterns
14201 to enable DFmode vector conditional expression.
14202 * config/spu/spu.opt: Add options -march and -mtune.
14203 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
14204 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
14205 both CELL and CELLEDP targets: spu_testsv.
14206 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
14209 2007-07-13 Richard Guenther <rguenther@suse.de>
14211 PR tree-optimization/32721
14212 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
14213 TREE_THIS_VOLATILE on the folded reference.
14214 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
14215 if the array reference has TREE_THIS_VOLATILE set.
14217 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
14220 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
14222 2007-07-13 Andreas Schwab <schwab@suse.de>
14224 * gengtype-lex.l: Allow declarations to be indented.
14226 2007-07-12 Geoffrey Keating <geoffk@apple.com>
14228 * ginclude/tgmath.h: New.
14229 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
14230 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
14231 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
14232 * configure: Regenerate.
14234 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
14236 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
14237 correct index when setting register save state for xd
14240 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
14242 * config/sh/sh.c (mark_use): Remove.
14244 2007-07-12 Paul Brook <paul@codesourcery.com>
14246 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
14247 reg does not overlap return value.
14249 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
14251 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
14252 (set_expression_vuses): Ditto.
14253 (init_pre): Initialize expression_vuses.
14255 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
14257 * config/i386/sse.md (storentdf, storentsf): New.
14259 2007-07-12 Geoffrey Keating <geoffk@apple.com>
14261 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
14263 * tree.c (build_decl_stat): Move code from here...
14264 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
14265 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
14266 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
14267 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
14268 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
14271 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
14272 Devang Patel <dpatel@apple.com>
14274 PR tree-optimization/25413
14275 * targhooks.c (default_builtin_vector_alignment_reachable): New.
14276 * targhooks.h (default_builtin_vector_alignment_reachable): New.
14277 * tree.h (contains_packed_reference): New.
14278 * expr.c (contains_packed_reference): New.
14279 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
14280 (vect_enhance_data_refs_alignment): Call
14281 vector_alignment_reachable_p.
14282 * target.h (vector_alignment_reachable): New builtin.
14283 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
14284 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
14285 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
14287 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
14289 * target.h (builtin_vectorization_cost): Add new target builtin.
14290 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
14291 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
14292 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
14293 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
14294 uninitialized variables.
14295 * tree-vect-transform.c (cost_for_stmt): New function.
14296 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
14297 using cost 1 for all scalar stmts. Be less conservative when
14298 estimating the number of prologue/epulogue iterations. Call
14299 targetm.vectorize.builtin_vectorization_cost. Return
14300 min_profitable_iters-1.
14301 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
14302 initialization cost instead of TARG_VEC_STMT_COST. Use
14303 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
14304 epilogue code. Fix epilogue cost computation.
14305 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
14306 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
14307 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
14308 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
14309 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
14310 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
14312 2007-07-12 Richard Guenther <rguenther@suse.de>
14314 * gimplify.c (gimplify_conversion): Make sure that the result
14315 from maybe_fold_offset_to_reference is trivially convertible
14316 to the desired type before doing the simplification.
14317 (gimplify_expr): Likewise.
14318 * fold-const.c (fold_binary): Use the correct types for
14319 building the simplified expression.
14321 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
14323 PR rtl-optimization/32729
14324 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
14325 that fallthru to exit.
14327 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
14329 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
14330 (symDTPOFF2reg): Likewise.
14332 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
14334 PR tree-optimization/32663
14336 * tree.h (VALUE_HANDLE_VUSES): Remove.
14337 (struct tree_value_handle): Remove vuses.
14339 * tree-vn.c (create_value_handle_for_expr): Don't set
14340 VALUE_HANDLE_VUSES.
14342 * tree-ssa-pre.c (expression_vuses): New.
14343 (alloc_expression_id): Set up expression_vuses.
14344 (get_expression_vuses): New.
14345 (set_expression_vuses): Ditto.
14346 (clear_expression_ids): Modify for expression_vuses.
14347 (phi_translate_1): Ditto.
14348 (phi_translate_set): Ditto.
14349 (value_dies_in_block_x): Ditto
14350 (valid_in_sets): Ditto.
14351 (add_to_sets): Ditto.
14352 (find_existing_value_expr): Ditto.
14353 (create_value_handle_for_expr): Ditto.
14354 (make_values_for_stmt): Ditto.
14355 (vuse_equiv): Remove.
14357 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
14359 * Makefile.in (mostlyclean): Remove object files.
14361 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
14363 * toplev.c (no_new_pseudos): Deleted.
14364 * rtl.h (no_new_pseudos): Deleted.
14365 * tree-pass.h (pass_no_new_pseudos): Deleted.
14366 * passes.c (pass_no_new_pseudos): Deleted.
14367 * final.c (rest_of_clean_state): Removed no_new_pseudos.
14368 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
14369 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
14371 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
14372 * rtlhooks.c (gen_lowpart_general): Ditto.
14373 * optabs.c (prepare_operand): Ditto.
14374 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
14376 * modulo-sched.c (rest_of_handle_sms): Ditto.
14377 * see.c (rest_of_handle_see): Ditto.
14378 * ifcvt.c (if_convert): Ditto.
14379 (gate_handle_if_after_combine): Replaced no_new_pseudos with
14381 * init-regs.c (gate_initialize_regs): Deleted set of
14383 * lower-subreg.c (decompose_multiword_subregs): Ditto.
14384 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
14385 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
14387 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
14390 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
14391 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
14392 (*vec_extractv2di_1_rex64): New insn pattern.
14394 2007-07-11 David Daney <ddaney@avtrex.com>
14396 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
14397 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
14398 for SIGNAL_UNWIND_RETURN_COLUMN.
14399 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
14400 (DWARF_FRAME_REGNUM): Rewrite.
14401 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
14403 2007-07-11 Nick Clifton <nickc@redhat.com>
14405 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
14406 delta and use gen_int_mode in place of GET_INT instead.
14408 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
14410 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
14413 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
14415 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
14416 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
14418 * params.h (VERIFY_CANONICAL_TYPES): Remove.
14419 (USE_CANONICAL_TYPES): New.
14420 * doc/invoke.texi (verify-canonical-types): Remove.
14421 (use-canonical-types): Add.
14423 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
14425 * config/spu/spu.c (spu_optimization_options): Remove setting of
14426 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
14427 (spu_override_options): Move it here.
14429 2007-07-11 Richard Sandiford <richard@codesourcery.com>
14431 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
14432 * config/mips/mips.c (mips_cpu_info_table): Mention
14433 MIPS_ISA_LEVEL_SPEC in the comment.
14435 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
14437 PR tree-optimization/32713
14438 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
14440 2007-07-11 Paolo Carlini <pcarlini@suse.de>
14442 PR middle-end/30482
14443 * c-opts.c (c_common_post_options): Do not change flag_complex_method
14444 conditional to flag_isoc99.
14445 (c_common_init_options): Do it here, unconditionally.
14447 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
14449 PR tree-optimization/32589
14450 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
14451 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
14452 * tree-ssa-propagate.c (valid_gimple_expression_p): New
14453 predicate, extracted from...
14454 (set_rhs): ...here. Call it for the expression on entry.
14455 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
14456 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
14457 (simplify_binary_expression): Use valid_gimple_expression_p
14458 to validate the simplification.
14459 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
14461 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
14463 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
14464 DWARF2_DEBUG on 32 bit target too.
14465 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
14467 2007-07-11 Nick Clifton <nickc@redhat.com>
14469 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
14470 version for 64-bit hosts.
14472 2007-07-10 David Daney <ddaney@avtrex.com>
14474 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
14476 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
14478 * config/mips/mips.c (mips_expand_synci_loop): New function.
14479 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
14480 (UNSPEC_RDHWR): Same.
14481 (UNSPEC_SYNCI): Same.
14482 (UNSPEC_SYNC): Same.
14483 (clear_cache): New expand.
14487 (clear_hazard): Same.
14488 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
14490 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
14491 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
14493 2007-07-10 Ian Lance Taylor <iant@google.com>
14495 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
14498 2007-07-10 David Daney <ddaney@avtrex.com>
14500 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
14501 * builtins.c (expand_builtin___clear_cache): New function.
14502 (expand_builtin): Call expand_builtin___clear_cache for
14503 BUILT_IN_CLEAR_CACHE case.
14504 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
14505 * doc/md.texi (clear_cache): Document new instruction pattern.
14506 * testsuite/gcc.dg/builtins-64.c: New test.
14508 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
14510 * config/cris/cris.md ("movsi"): Fix typo in last change.
14512 2007-07-09 Geoffrey Keating <geoffk@apple.com>
14515 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
14517 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
14518 * varasm.c (assemble_start_function): Honor DECL_ALIGN
14519 for FUNCTION_DECLs. Don't use align_functions_log if
14521 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
14522 even for FUNCTION_DECLs.
14523 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
14525 * tree.h (DECL_ALIGN): Update for new location of 'align'.
14526 (DECL_FUNCTION_CODE): Update for new location and name of
14528 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
14529 (struct tree_decl_common): Move 'align' and 'off_align' out
14530 of union, ensure they're still on a 32-bit boundary. Remove
14531 other fields in union 'u1'.
14532 (struct tree_function_decl): Add field 'function_code' replacing
14533 'u1.f' in tree_decl_common.
14534 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
14535 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
14536 (Variable Attributes): Cross-reference 'aligned' attribute
14537 to Function Attributes.
14538 * flags.h (force_align_functions_log): Delete.
14539 * toplev.c (force_align_functions_log): Delete.
14541 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
14544 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
14545 (*vec_concatv2di_rex): New insn pattern.
14547 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14550 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
14552 2007-07-10 Ian Lance Taylor <iant@google.com>
14554 Replace no_new_pseudos in backends.
14555 * rtl.h (can_create_pseudo_p): Define.
14556 * config/darwin.c (machopic_indirect_data_reference): Use
14557 can_create_pseudo_p () instead of no_new_pseudos.
14558 (machopic_indirect_data_reference): Likewise.
14559 (machopic_legitimize_pic_address): Likewise.
14560 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
14561 (alpha_emit_set_const_1): Likewise.
14562 (alpha_emit_set_const): Likewise.
14563 (alpha_emit_conditional_move): Likewise.
14564 (alpha_split_conditional_move): Likewise.
14565 * config/alpha/alpha.md (various splitters): Likewise.
14567 * config/arm/arm.c (legitimize_pic_address): Likewise.
14568 (arm_load_pic_register): Likewise.
14569 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
14570 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
14571 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
14572 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
14573 * config/cris/cris.md (movsi): Likewise.
14574 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
14575 (symGOTOFF2reg_hilo): Likewise.
14576 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
14577 * config/h8300/h8300.md (insv, extzv): Likewise.
14578 * config/i386/i386.c (ix86_expand_move): Likewise.
14579 (ix86_expand_vector_move): Likewise.
14580 (ix86_prepare_fp_compare_args): Likewise.
14581 (ix86_expand_carry_flag_compare): Likewise.
14582 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
14583 (tls_dynamic_gnu2_combine_32): Likewise.
14584 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
14585 * config/ia64/ia64.c (ia64_expand_move): Likewise.
14586 (ia64_expand_movxf_movrf): Likewise.
14587 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
14588 (m32c_split_move): Likewise.
14589 (m32c_expand_insv): Likewise.
14590 * config/m68k/m68k.md (movsi): Likewise.
14591 * config/mips/mips.c (mips_force_temporary): Likewise.
14592 (mips_split_symbol): Likewise.
14593 (mips_move_integer): Likewise.
14594 (mips_legitimize_const_move): Likewise.
14595 * config/mn10300/mn10300.md (movsi): Likewise.
14596 * config/pa/pa.c (emit_move_sequence): Likewise.
14597 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
14598 (rs6000_got_register): Likewise.
14599 (create_TOC_reference): Likewise.
14600 (rs6000_machopic_legitimize_pic_address): Likewise.
14601 * config/rs6000/rs6000.md (add<mode>3): Likewise.
14602 (various splitters): Likewise.
14603 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
14604 (movsi_got): Likewise.
14605 * config/s390/s390.c (emit_symbolic_move): Likewise.
14606 * config/s390/s390.md (movhi, movqi): Likewise.
14607 (load_multiple, store_multiple): Likewise.
14608 * config/score/score.c (score_force_temporary): Likewise.
14609 * config/sh/sh.c (prepare_move_operands): Likewise.
14610 (prepare_cbranch_operands): Likewise.
14611 (emit_fpu_switch): Likewise.
14612 (fpscr_set_from_mem): Likewise.
14613 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
14614 (adddi3, subsi3): Likewise.
14615 (various splitters): Likewise.
14616 (divsi_inv_fp_combine): Likewise.
14617 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
14618 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
14620 * config/sh/predicates.md (xor_operand): Likewise.
14621 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
14622 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
14623 (movdi_pic_label_ref): Likewise.
14624 * config/spu/spu.c (spu_split_immediate): Likewise.
14625 * config/alpha/alpha.md (various splitters): Remove test
14626 !no_new_pseudos || reload_completed.
14627 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
14629 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
14630 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
14631 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
14632 * config/score/score.c (th_output_mi_thunk): Likewise.
14633 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
14634 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
14636 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
14638 PR rtl-optimization/32664
14639 * mode-switching.c (create_pre_exit): Skip barrier insns.
14641 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
14643 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
14644 force_gimple_operand_bsi.
14645 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
14646 rewrite_use_compare): Ditto.
14647 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
14649 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
14650 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
14651 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
14652 * tree-profile.c (prepare_instrumented_value,
14653 tree_gen_interval_profiler, tree_gen_pow2_profiler,
14654 tree_gen_one_value_profiler, tree_gen_ic_profiler,
14655 tree_gen_ic_func_profiler, tree_gen_average_profiler,
14656 tree_gen_ior_profiler): Ditto.
14657 * tree-ssa-reassoc.c (negate_value): Ditto.
14658 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
14659 Use force_gimple_operand_bsi.
14660 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
14661 * tree-if-conv.c (add_to_dst_predicate_list,
14662 find_phi_replacement_condition): Ditto.
14663 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
14664 Call mark_symbols_for_renaming for new statements.
14665 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
14667 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
14669 * cfghooks.c (remove_edge): New function.
14670 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
14672 * cfghooks.h (remove_edge): Declare.
14673 * cfg.c (remove_edge): Renamed to remove_edge_raw.
14674 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
14676 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
14678 * optabs.h: Added declaration for signbit_optab.
14679 * optabs.c: (init_optabs): Added initialization for signbit_optab.
14680 * genoptinit.c (optabs): Added entry for signbit insns.
14681 * builtins.c (expand_builtin_signbit): Added code to use a signbit
14682 insn, if available.
14683 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
14684 * config/s390/s390.md (signbit<mode>2): New expander.
14686 2007-07-09 Richard Guenther <rguenther@suse.de>
14688 PR middle-end/32698
14689 * fold-const.c (fold_plusminus_mult_expr): Move constant
14690 arguments second to allow decomposing.
14692 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
14695 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
14697 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
14698 Disregard DECL_FROM_INLINE.
14700 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
14703 * doc/invoke.texi: Add ftree-reassoc flag.
14704 * common.opt (ftree-reassoc): New flag.
14705 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
14706 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
14708 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
14710 PR tree-optimization/32681
14711 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
14712 saved in second_edge->aux when first_bb is a loop header.
14714 2007-07-09 Jan HUbicka <jh@suse.cz>
14716 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
14718 2007-07-09 Richard Guenther <rguenther@suse.de>
14720 * c-decl.c (start_function): Do not promote return type.
14722 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
14724 * function.c (do_warn_unused_parameter): Do not warn if
14725 TREE_NO_WARNING is set.
14727 2007-07-08 Andreas Schwab <schwab@suse.de>
14729 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
14731 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
14734 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
14736 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
14737 apply to assembly language, too.
14738 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
14740 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
14742 Revert (note the sccvn portions are *not* reverted)
14743 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
14745 Fix PR tree-optimization/23488
14747 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
14749 * tree-flow-inline.h (get_value_handle): Ditto.
14750 * tree-ssa-pre.c (decl_vh_map): New.
14751 (decl_node_pool): New.
14752 (can_value_number_operation): Support DECL_P.
14753 (can_PRE_operation): Ditto.
14754 (create_expression_by_pieces): Ditto.
14755 (find_existing_value_expr): Modify to differnetiate between
14756 addressing and top level.
14757 (create_value_handle_for_expr): Handle DECL's.
14758 (poolify_tree): Ditto.
14759 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
14760 (make_values_for_stmt): Handle DECL's properly.
14761 (init_pre): Reorg to not init useless things during FRE.
14763 * tree-flow.h: Include pointer-set.h.
14764 (decl_vh_map): Declare.
14765 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
14767 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
14769 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
14770 the constraint description.
14771 * doc/md.texi: Update documentation of AVR constraints.
14773 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
14775 * auto-inc-dec.c, config/arm/arm.c,
14776 config/m32r/constraints.md, config/mips/mips.md,
14777 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
14778 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
14779 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
14780 typos. Follow spelling conventions.
14781 * doc/invoke.texi, doc/rtl.texi: Fix typos.
14783 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14784 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14786 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
14787 realloc_vuse): Remove.
14788 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
14791 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
14793 Fix PR tree-optimization/23488
14795 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
14796 (try_to_simplify): Ditto.
14797 (visit_use): Ditto.
14798 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
14800 * tree-flow-inline.h (get_value_handle): Ditto.
14801 * tree-ssa-pre.c (decl_vh_map): New.
14802 (decl_node_pool): New.
14803 (can_value_number_operation): Support DECL_P.
14804 (can_PRE_operation): Ditto.
14805 (create_expression_by_pieces): Ditto.
14806 (find_existing_value_expr): Modify to differnetiate between
14807 addressing and top level.
14808 (create_value_handle_for_expr): Handle DECL's.
14809 (poolify_tree): Ditto.
14810 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
14811 (make_values_for_stmt): Handle DECL's properly.
14812 (init_pre): Reorg to not init useless things during FRE.
14814 * tree-flow.h: Include pointer-set.h.
14815 (decl_vh_map): Declare.
14816 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
14818 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
14820 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
14821 apply to assembly language, too.
14822 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
14824 2007-07-06 Ian Lance Taylor <iant@google.com>
14825 Zack Weinberg <zackw@panix.com>
14827 PR middle-end/32441
14828 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
14830 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14832 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
14833 (prefetch): Likewise if "pref" would be used.
14835 2007-07-06 Josh Conner <jconner@apple.com>
14837 PR middle-end/32602
14838 PR middle-end/32603
14839 * calls.c (store_one_arg): Handle arguments which are partially
14840 on the stack when detecting argument overlap.
14842 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
14844 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
14845 chosen during find_reloads.
14847 2007-07-06 Richard Guenther <rguenther@suse.de>
14849 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
14850 TYPE_ARG_TYPES for verification of argument types. Use
14851 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
14852 parameters as variable arguments.
14854 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
14856 * libgcc2.h (word_type): Type definition removed.
14857 (cmp_return_type, shift_count_type): Type definitions added.
14858 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
14859 replaced with shift_count_type.
14860 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
14862 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
14863 changed from word_type to Wtype.
14864 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
14865 replaced with shift_count_type.
14866 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
14868 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
14869 and libgcc_shift_count attribute added.
14870 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
14871 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
14872 (TARGET_INITIALIZER): New target hooks added.
14873 * targhooks.c (default_libgcc_cmp_return_mode,
14874 default_libgcc_shift_count_mode): Default implementations for the new
14875 target hooks added.
14876 * targhooks.h (default_libgcc_cmp_return_mode,
14877 default_libgcc_shift_count_mode): Function prototypes added.
14878 * target.h (struct gcc_target): Fields for the new target hooks added.
14879 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
14881 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
14884 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
14885 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
14887 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
14888 s390_libgcc_shift_count_mode): Functions added.
14889 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
14890 Target hooks defined.
14892 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14894 * config/mips/mips.c (compute_frame_size): Restore the original
14895 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
14896 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
14897 Document why the difference is needed.
14899 2007-07-06 Richard Guenther <rguenther@suse.de>
14901 * c-common.c (boolean_increment): Use correctly typed
14904 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14906 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
14907 the topmost argument register is not also included in the save mask.
14908 (mips16e_collect_argument_save_p): Take a pointer to the argument
14909 register, rather than a pointer to the number of arguments.
14910 (mips16e_collect_argument_saves): Only include argument saves
14911 that aren't in the register mask.
14913 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
14915 PR rtl-optimization/32450
14916 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
14917 to ensure that instructions are not moved into the prologue when
14918 profiling is on. Remove unused prologue_end variable.
14919 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
14920 as a scheduling barrier.
14922 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
14925 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
14926 Disregard DECL_FROM_INLINE.
14928 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
14930 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
14931 IORing with a constant.
14933 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
14935 PR rtl-optimization/32475
14936 * df-scan.c (df_def_record_1): Add a use of the stack pointer
14937 for every definition of the stack pointer.
14939 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
14941 * arm.c (vfp3_const_double_index): Copy signed results of
14942 REAL_VALUE_TO_INT into unsigned vars.
14944 2007-07-05 Richard Guenther <rguenther@suse.de>
14946 PR middle-end/32639
14947 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
14949 * tree-ssa.c (useless_type_conversion_p): Check canonical
14952 2007-07-05 Anatoly Sokolov <aesok@post.ru>
14954 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
14955 zero_extendhisi2): Change to define_insn_and_split.
14956 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
14958 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
14960 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
14961 pass_match_asm_constraints): New.
14962 * passes.c (init_optimization_passes): Add new pass.
14963 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
14964 * function.h (struct function): Add has_asm_statement bit.
14965 (current_function_has_asm_statement): New.
14966 * tree-pass.h (pass_match_asm_constraints): New.
14968 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
14970 * config/mips/mips.c (mips_file_start): Avoid declaration
14973 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14975 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
14977 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
14979 * rtl.def (NOTE): Change print format string to print
14980 operand 5 as a note insn name.
14982 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14983 David Ung <davidu@mips.com>
14985 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
14986 * doc/invoke.texi: (MIPS Options): Document them.
14988 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14989 David Ung <davidu@mips.com>
14991 Add support for SmartMIPS ASE.
14993 * optabs.c (expand_binop_directly): New, broken out from...
14994 (expand_binop): Here. Make it try rotating in the other
14995 direction even when the second operand isn't constant.
14996 * config/mips/mips.md (*lwxs): New.
14997 * config/mips/mips.opt (msmartmips): New.
14998 * config/mips/mips.c (mips_lwxs_address_p): New.
14999 (mips_rtx_costs): Make it recognize scaled indexed addressing.
15000 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
15001 __mips_smartmips when compiling for TARGET_SMARTMIPS.
15002 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
15003 (ISA_HAS_LWXS): New.
15004 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
15005 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
15006 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
15007 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
15008 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
15009 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
15010 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
15012 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15014 * tree-vectorizer.c (new_loop_vec_info): Initialize
15015 LOOP_VINFO_COST_MODEL_MIN_ITERS.
15016 * tree-vectorizer.h (_loop_vec_info): Added new filed
15017 min_profitable_iters.
15018 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
15019 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
15020 * tree-vect-analyze.c (vect_analyze_operations): Set
15021 LOOP_VINFO_COST_MODEL_MIN_ITERS.
15022 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
15023 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
15024 Fix calculation of peel_iters_prologue. Move consideration of epilogue
15025 and prologue cost to after they are computed.
15026 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
15027 TARG_VEC_STMT_COST.
15028 (vect_model_simple_cost): Takes additional argument dt. Consider cost
15029 of creating vectors from scalars according to dt.
15030 (vect_model_store_cost): Likewise.
15031 (vectorizable_call): Use dt array instead of scalar dt. Call
15032 vect_model_simple_cost with additional argument dt.
15033 (vectorizable_assignment): Likewise.
15034 (vectorizable_operation): Likewise.
15035 (vectorizable_type_demotion): Likewise.
15036 (vectorizable_type_promotion): Likewise.
15037 (vectorizable_store): Use dt array instead of scalar dt. Call
15038 vect_model_store_cost with additional argument dt.
15039 (vect_do_peeling_for_loop_bound): Don't call
15040 vect_estimate_min_profitable_iters. Instead, lookup
15041 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
15042 "may not be profitable".
15044 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15047 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
15048 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
15049 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
15050 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
15052 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
15054 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
15055 addressing modes cheaper.
15057 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
15059 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
15060 (dw_ranges_struct): Rename block_num to num. Adjust.
15061 (dw_ranges_by_label_struct): New.
15062 (ranges_by_label, ranges_by_label_allocated,
15063 ranges_by_label_in_use): New variables.
15064 (add_ranges_num): Factored most of the code out of...
15065 (add_ranges): ... this one. Rewrite in terms of the former.
15066 (add_ranges_by_labels): New.
15067 (output_ranges): Output by-label ranges.
15068 (dwarf2out_finish): Output range for multiple-section
15069 compile_unit. Output standard DW_AT_low_pc in addition to
15070 unexpected DW_AT_entry_pc.
15072 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
15074 PR tree-optimization/32604
15075 PR tree-optimization/32606
15077 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
15078 (compute_antic_safe): Removed.
15079 (ANTIC_SAFE_LOADS): Ditto.
15080 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
15081 (execute_pre): Don't call compute_antic_safe.
15082 (vuse_equiv): New function.
15083 (make_values_for_stmt): Use it
15084 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
15087 2007-07-04 Anatoly Sokolov <aesok@post.ru>
15090 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
15091 rather than a decl.
15092 (avr_attribute_table): Make "naked" attribute apply to function types
15093 rather than to decls.
15094 (avr_handle_fntype_attribute): New function.
15096 2007-07-04 Joseph Myers <joseph@codesourcery.com>
15098 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
15101 2007-07-04 David Ung <davidu@mips.com>
15102 Joseph Myers <joseph@codesourcery.com>
15104 * config/mips/mips.md (type): Add logical, signext and move.
15105 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
15106 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
15107 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
15108 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
15109 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
15110 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
15111 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
15112 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
15113 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
15114 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
15115 movv2sf_hardfloat_64bit): Use the new types.
15116 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
15117 *movdf_softfloat, *movdf_mips16): Use "multi".
15118 (extendqihi2): Replace with a define_expand.
15119 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
15120 Based on extend<SHORT:mode><GPR:mode>2 patterns.
15121 * config/mips/74k.md (r74k_int_logical): New reservation and
15123 (r74k_int_arith): Remove "slt".
15124 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
15125 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
15126 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
15127 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
15128 reservations for "arith".
15130 2007-07-04 Richard Guenther <rguenther@suse.de>
15132 * tree-ssa.c (useless_type_conversion_p): Add handling for
15133 scalar float and vector types. Only call the types_compatible_p
15134 langhook for aggregate types as last resort. Follow the
15137 2007-07-04 Richard Guenther <rguenther@suse.de>
15139 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
15140 the same as NOP_EXPR.
15142 2007-07-04 Nick Clifton <nickc@redhat.com>
15144 * target.h (struct gcc_target): Add target_help field.
15145 * target-def.h (TARGET_HELP): New.
15146 (TARGET_INITIALIZER): Use TARGET_HELP.
15147 * opts.c (command_handle_option): Invoke target_help function, if
15148 defined, when the user has specified --target-help on the command
15150 * doc/invoke.texi: Mention that --target-help might print
15151 additional information.
15152 * doc/tm.texi: Document TARGET_HELP hook.
15154 * arm.c (TARGET_HELP): Override default definition.
15155 (arm_target_help): New - display a wrapped list of cores and
15156 architectures supported.
15158 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
15160 * config/v850/v850.c (expand_prologue): Make sure
15161 GEN_INT() argument is sign extended rather than zero extended.
15162 (expand_epilogue): Likewise.
15163 (output_move_double): Delete.
15164 * config/v850/v850-protos.h (output_move_double): Delete.
15165 * config/v850/v850.md (movdi): Delete.
15166 (*movdi_internal): Delete.
15168 (*movdf_internal): Delete.
15170 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15172 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
15173 unless compiling RTP PIC.
15175 2007-07-04 Richard Guenther <rguenther@suse.de>
15177 PR tree-optimization/32482
15178 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
15179 original ssa name if we didn't find a shift expression.
15180 Fix shift constant for bit zero test.
15182 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15184 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
15186 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15188 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
15189 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
15190 * config/arm/vxworks.h (ASM_SPEC): Delete.
15191 (SUBTARGET_EXTRA_ASM_SPEC): Define.
15193 2007-07-04 Sebastian Pop <sebpop@gmail.com>
15195 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
15196 (DDR_REVERSED_P): New.
15197 * tree-data-ref.c (initialize_data_dependence_relation,
15198 build_classic_dist_vector): Set DDR_REVERSED_P.
15200 2007-07-04 Sebastian Pop <sebpop@gmail.com>
15202 PR middle-end/32457
15203 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
15204 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
15205 init_omega_for_ddr_1): Use non conservative number of iterations
15207 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
15208 (analyze_siv_subscript): Remove FIXME and reinitialization of
15209 last_conflicts to chrec_dont_know.
15210 * testsuite/gfortran.dg/vect/pr32457.f90: New.
15212 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
15214 * tree.c (maybe_canonicalize_argtypes): Improve description.
15216 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
15218 * tree.c (maybe_canonicalize_argtypes): New.
15219 (build_function_type): Set canonical type.
15220 (build_method_type_directly): Ditto.
15221 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
15224 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
15226 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
15228 (rewrite_use_nonlinear_expr): Likewise.
15230 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
15232 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
15234 2007-07-04 Ben Elliston <bje@au.ibm.com>
15236 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
15239 * c-objc-common.c (c_types_compatible_p): Fix indentation.
15241 * doc/tm.texi (Run-time Target): Capitalise "CPU".
15242 (Exception Handling): Likewise.
15244 2007-07-03 Jan Hubicka <jh@suse.cz>
15246 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
15248 2007-07-03 Eric Christopher <echristo@apple.com>
15250 * doc/cppopts.texi: Add conflicting option note to -dM.
15251 * doc/invoke.texi: Add note about possible conflicts with
15252 -E for -dCHARS and note that -dM will not produce
15253 any results if there is no machine dependent reorg.
15255 2007-07-03 Geoffrey Keating <geoffk@apple.com>
15257 * tree.h (DECL_ALIGN): Back out previous change.
15259 2007-07-03 Joseph Myers <joseph@codesourcery.com>
15261 * configure.ac: Test for .dtprelword support on MIPS.
15262 * configure, config.in: Regenerate.
15263 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
15264 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
15266 2007-07-03 Julian Brown <julian@codesourcery.com>
15268 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
15269 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
15270 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
15271 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
15273 (all_fpus): Add FPUTYPE_VFP3.
15274 (fp_model_for_fpu): Add VFPv3 field.
15275 (arm_rtx_costs_1): Give cost to VFPv3 constants.
15276 (vfp3_const_double_index): New function. Return integer index of
15277 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
15279 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
15280 and argument represents a valid RTX for a VFPv3 constant.
15281 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
15283 (vfp_emit_fstmd): Similar, for fstmd.
15284 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
15285 constants, represented as integer indices.
15286 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
15287 VFP_REGNO_OK_FOR_DOUBLE macros.
15288 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
15289 (arm_file_start): Set float-abi attribute for VFPv3, and output
15290 correct ".fpu" assembler directive.
15291 (arm_dbx_register_numbering): Add FIXME.
15292 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
15293 (fputype): Add FPUTYPE_VFP3.
15294 (FIXED_REGISTERS): Add 32 registers for D16-D31.
15295 (CALL_USED_REGISTERS): Likewise.
15296 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
15297 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
15298 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
15299 (D7_VFP_REGNUM): New.
15300 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
15301 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
15302 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
15303 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
15304 (REG_ALLOC_ORDER): Adjust for VFPv3.
15305 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
15306 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
15307 VFP_LO_REGS, VFP_HI_REGS.
15308 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
15309 (IS_VFP_CLASS): Define macro.
15310 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
15312 (REGISTER_MOVE_COST): Likewise.
15313 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
15314 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
15315 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
15316 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
15317 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
15318 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
15319 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
15320 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
15321 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
15322 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
15323 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
15324 where appropriate for single-word registers.
15325 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
15326 As above. Fix type attributes.
15327 * config/arm/constraints.md (register_contraint "t"): Define.
15328 (register_constraint "w"): Change to D0-D15, or D0-D31 for
15330 (register_constraint "x"): Define.
15331 (constraint "Dv"): Define.
15333 2007-07-03 Geoffrey Keating <geoffk@apple.com>
15335 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
15337 2007-07-03 Tom Tromey <tromey@redhat.com>
15339 * c-parser.c (objc_pq_context): Removed.
15340 (objc_need_raw_identifier): Likewise.
15341 (c_parser) <objc_pq_context>: New field.
15342 <objc_need_raw_identifier>: Likewise.
15343 (OBJC_NEED_RAW_IDENTIFIER): Removed.
15344 (c_lex_one_token): Update.
15345 (c_parser_objc_protocol_definition): Update.
15346 (c_parser_objc_method_definition): Update.
15347 (c_parser_objc_methodproto): Update.
15348 (c_parser_declspecs): Update.
15350 2007-07-03 David Ung <davidu@mips.com>
15352 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
15354 2007-07-03 David Ung <davidu@mips.com>
15355 Richard Sandiford <richard@codesourcery.com>
15357 * doc/invoke.texi: Document -march=74kf3_2.
15358 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
15359 (TUNE_74K): Check for it.
15360 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
15361 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
15362 * config/mips/mips.md (cpu): Add 74kf3_2.
15363 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
15364 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
15365 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
15366 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
15367 74kf3_2 to the CPU list.
15368 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
15369 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
15370 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
15371 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
15372 (r74kf3_2_fxfer_from_c1): New insn reservations.
15374 2007-07-03 Richard Sandiford <richard@codesourcery.com>
15375 David Ung <davidu@mips.com>
15377 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
15378 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
15379 and 74k[fx]. Document aliases for the new options.
15380 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
15381 (PROCESSOR_24KF2_1): ...this.
15382 (PROCESSOR_24KX): Rename to...
15383 (PROCESSOR_24KF1_1): ...this.
15384 (PROCESSOR_74KF): Rename to...
15385 (PROCESSOR_74KF2_1): ...this.
15386 (PROCESSOR_74KX): Rename to...
15387 (PROCESSOR_74KF1_1): ...this.
15388 (TUNE_74K): Update PROCESSOR_* names.
15389 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
15390 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
15391 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
15392 (mips_rtx_cost_data): Update processor names in comments.
15393 (mips_issue_rate): Update PROCESSOR_* names.
15394 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
15395 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
15396 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
15397 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
15398 Update cpu attribute names.
15399 (r24k_fpu_iss): Rename this reservation to...
15400 (r24kf2_1_fpu_iss): ...this and update all uses.
15401 (r24kx_fpu_iss): Rename this reservation to...
15402 (r24kf1_1_fpu_iss): ...this and update all uses.
15403 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
15404 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
15405 Update cpu attribute names.
15407 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
15409 * config/m32r/constraints.md: New file.
15410 * config/m32r/m32r.c: Include tm-constrs.h.
15411 (small_data_operand): Use satisfies_constraint_* instead of macro.
15412 (addr24_operand, gen_compare): Likewise.
15413 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
15414 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
15415 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
15416 EXTRA_CONSTRAINT): Likewise.
15417 * config/m32r/m32r.md: Include constraints.md.
15418 (*movsi_insn): Use satisfies_constraint_* instead of macro.
15419 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
15420 * config/m32r/predicates.md (conditional_move_operand): Likewise.
15421 (two_insn_const_operand, int8_operand, uint16_operand,
15422 reg_or_int16_operand, reg_or_uint16_operand,
15423 reg_or_cmp_int16_operand, cmp_int16_operand,
15424 seth_add3_operand): Likewise.
15426 2007-07-03 Eric Christopher <echristo@gmail.com>
15428 * libgcc2.h: Conditionally declare __bswapsi2 and
15431 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
15433 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
15436 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15439 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
15440 (__gthrw_pragma): Provide default definition.
15441 (__gthrw2): Use it.
15442 * gthr-posix.c (__gthrw_pragma): Define.
15444 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
15446 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
15447 before declaring inequality.
15449 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
15451 * combine.c (recog_for_combine): Log the success or failure of
15452 matching new insn patterns against the machine description in
15455 2007-07-03 Revital Eres <eres@il.ibm.com>
15457 * ddg.c (print_sccs): New function.
15458 (check_sccs): New function.
15459 (create_ddg_all_sccs): Use it.
15460 * ddg.h (print_sccs): Declare.
15461 * modulo-sched.c (sms_order_nodes): Call print_sccs.
15463 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
15465 * targhooks.h (default_mode_for_suffix): New function declaration.
15466 * targhooks.c (default_mode_for_suffix): New default target hook.
15467 * target.h (struct c): New structure in the targetm struct.
15468 (mode_for_suffix): New target hook as part of struct c.
15469 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
15470 default_mode_for_suffix.
15471 (TARGET_C): New define.
15472 * c-lex.c: Include "target.h".
15473 (interpret_float): Use targetm.c.mode_for_suffix to determine
15474 the mode for a given non-standard suffix.
15475 Makefile.in (c-lex.o): Depend on $(TARGET_H).
15477 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
15478 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
15480 * doc/extend.texi (Floating Types): New node. Document __float80 and
15481 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
15483 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
15486 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
15487 predicate instead of target_operand.
15488 (divsi3_i1_media, divsi3_media_2): Likewise.
15490 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
15492 * tree.h (alias_sets_might_conflict_p): Rename into
15493 alias_sets_must_conflict_p.
15494 * alias.c (alias_sets_might_conflict_p): Likewise.
15495 (alias_sets_conflict_p): Use it.
15496 (objects_must_conflict_p): Likewise.
15497 * c-common.c (strict_aliasing_warning): Adjust.
15499 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
15501 * rtlhooks.c (gen_lowpart_if_possible): Check for
15502 invalid subreg before calling gen_lowpart_SUBREG.
15504 2007-07-02 Geoffrey Keating <geoffk@apple.com>
15506 * config/darwin9.h: Add copyright notice.
15507 (LINK_COMMAND_SPEC): Add comment.
15508 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
15509 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
15510 DARWIN_LIBSYSTEM_HAS_UNWIND.
15512 2007-07-02 Jakub Jelinek <jakub@redhat.com>
15515 * omp-low.c (check_combined_parallel): New function.
15516 (lower_omp_parallel): Call it via walk_stmts, set
15517 OMP_PARALLEL_COMBINED if appropriate.
15518 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
15519 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
15520 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
15521 don't consider it as combined parallel.
15523 2007-07-02 Richard Sandiford <richard@codesourcery.com>
15525 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15526 (gcc_tooldir): Likewise.
15527 * configure: Regenerate.
15528 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15529 old configure.ac gcc_tooldir setting.
15530 (prefix_to_exec_prefix): New variable.
15531 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15532 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15534 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
15536 Fix PR tree-optimization/32583
15537 Fix PR tree-optimization/32584
15538 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
15539 (phi_translate_set): Use phi_translate directly now.
15540 (make_values_for_stmt): Don't value number RHS if we already know
15543 2007-07-02 Steve Ellcey <sje@cup.hp.com>
15544 Jim Wilson <wilson@specifix.com>
15547 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
15550 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
15551 Richard Sandiford <richard@codesourcery.com>
15552 Nigel Stephens <nigel@mips.com>
15554 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
15555 (mips16e_output_save_restore): Declare.
15556 (mips16e_save_restore_pattern_p): Likewise.
15557 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
15558 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
15559 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
15560 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
15561 (BITSET_P): New global macro, extracted from...
15562 (mips_for_each_saved_reg): ...here.
15563 (mips16e_save_restore_info): New struct.
15564 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
15565 (mips16e_save_restore_regs): New variable.
15566 (mips_split_plus, mips16e_find_first_register): New functions.
15567 (mips16e_mask_registers): New function.
15568 (compute_frame_size): Expand the commentary before the function.
15569 Enforce the MIPS16e save and restore register range restrictions.
15570 Pad the general register save area at the low end.
15571 (mips16e_save_restore_reg, mips16e_build_save_restore)
15572 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
15573 (mips16e_output_save_restore, mips16e_collect_propagate_value)
15574 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
15576 (mips_expand_prologue, mips_expand_epilogue): Handle
15577 GENERATE_MIPS16E_SAVE_RESTORE.
15578 * config/mips/mips.md (*mips16e_save_restore): New pattern.
15580 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
15582 PR tree-optimization/31966
15583 PR tree-optimization/32533
15584 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
15585 "basic_block" description as its third argument. Update function
15586 calls to get destination bb from "edge" argument. Save "cond" into
15587 aux field of the edge. Update prototype for changed arguments.
15588 (if_convertible_loop_p): Clear aux field of incoming edges if bb
15590 (find_phi_replacement_condition): Operate on incoming edges, not
15591 on predecessor blocks. If there is a condition saved in the
15592 incoming edge aux field, AND it with incoming bb predicate.
15593 Return source bb of the first edge.
15594 (clean_predicate_lists): Clean aux field of outgoing node edges.
15595 (tree_if_conversion): Do not initialize cond variable. Move
15596 variable declaration into the loop.
15597 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
15598 initializations of new_stmt, arg0 and arg1 variables.
15600 2007-07-02 Jakub Jelinek <jakub@redhat.com>
15602 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
15603 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
15605 2007-07-02 Richard Guenther <rguenther@suse.de>
15607 * tree-ssa.c (useless_type_conversion_p): Document
15608 future intent as defining the middle-end type system.
15609 Re-structure to call langhook last, group by type class,
15610 mark questionable parts.
15612 2007-07-02 Richard Guenther <rguenther@suse.de>
15614 * tree-flow.h (types_compatible_p): Declare.
15615 * tree-ssa.c (types_compatible_p): New function.
15616 * ipa-type-escape.c (discover_unique_type): Use
15617 types_compatible_p instead of lang_hooks.types_compatible_p.
15618 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
15619 * tree-vn.c (expressions_equal_p): Likewise.
15620 * tree.c (fields_compatible_p): Likewise.
15621 * tree-ssa-dom.c (avail_expr_eq): Likewise.
15622 (cprop_operand): Use useless_type_conversion_p instead of
15623 lang_hooks.types_compatible_p.
15624 * tree-inline.c (setup_one_parameter): Likewise.
15625 (declare_return_variable): Likewise.
15626 * tree-nrv.c (tree_nrv): Likewise.
15627 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
15628 (maybe_fold_offset_to_component_ref): Likewise.
15629 (maybe_fold_offset_to_reference): Likewise.
15630 * tree-ssa-copy.c (may_propagate_copy): Likewise.
15631 (merge_alias_info): Likewise.
15632 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
15633 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15634 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
15635 * tree-tailcall.c (find_tail_calls): Likewise.
15636 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
15637 * gimplify.c (canonicalize_addr_expr): Likewise.
15638 (fold_indirect_ref_rhs): Likewise.
15639 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
15640 (cpt_same_type): Likewise.
15641 (check_pointer_types_r): Swap parameters to cpt_same_type
15643 * fold-const.c (fold_convert): Revert fix for PR15988.
15644 * tree-inline.c (setup_one_parameter): Instead fix it here by
15645 using fold_build1 instead of fold_convert and checking for
15646 error_mark_node. Convert only if the conversion is necessary.
15648 2007-07-02 Joseph Myers <joseph@codesourcery.com>
15650 * configure.ac: Check for .gnu_attribute on Power.
15651 * configure: Regenerate.
15652 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
15653 attribute for floating-point ABI.
15655 2007-07-02 Ira Rosen <irar@il.ibm.com>
15657 PR tree-optimization/32230
15658 PR tree-optimization/32477
15659 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
15660 address is a constant.
15662 2007-07-02 Richard Sandiford <richard@codesourcery.com>
15664 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
15665 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
15666 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
15667 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
15668 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
15669 64-bit targets. Add support for *-elfoabi*.
15670 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
15671 different settings if $(tm_defines) does not select the EABI.
15672 (MULTILIB_EXCLUSIONS): Define in those circumstances.
15673 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
15674 (MIPS_ARCH_OPTION_SPEC): Likewise.
15675 (MIPS_ISA_LEVEL_SPEC): Likewise.
15676 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
15677 * config/mips/elfoabi.h: New file.
15679 2007-07-02 Richard Guenther <rguenther@suse.de>
15681 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
15682 (useless_type_conversion_p): ... this.
15683 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
15684 (useless_type_conversion_p): ... this.
15685 * builtins.c (fold_builtin_memory_op): Rename
15686 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
15687 * tree-cfg.c (verify_expr): Likewise.
15688 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
15689 * tree-ssa-ccp.c (ccp_fold): Likewise.
15690 * tree-ssa-copy.c (may_propagate_copy): Likewise.
15691 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
15692 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
15693 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
15694 * tree-ssa-pre.c (eliminate): Likewise.
15695 * tree-ssa.c (delete_tree_ssa): Likewise.
15696 (tree_ssa_useless_type_conversion): Likewise.
15697 * tree.c (build2_stat): Likewise.
15699 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
15701 Fix PR tree-optimization/32571
15702 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
15705 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
15707 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
15708 and other expected operations explicitly, change default to
15711 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
15713 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
15715 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
15716 (tls_load_dot_plus_eight): Move the label number into the unspec.
15717 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
15719 2007-07-01 Andreas Schwab <schwab@suse.de>
15721 * dwarf2out.c (initial_return_save): Define only if used.
15723 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
15725 Unreverting Richard's Revert of:
15727 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15729 * dce.c (deletable_insn_p_1): New function, split out from...
15730 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15731 specially, not those inside PARALLELs. Remove BODY argument
15732 and adjust recursive call accordingly.
15733 (prescan_insns_for_dce): Update call to delete_insn_p.
15735 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
15736 Revital Eres <eres@il.ibm.com>
15738 * ddg.c (create_ddg_all_sccs): Fix missed
15739 initialization of scc_nodes.
15741 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
15743 PR middle-end/32559
15744 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
15745 X + ~X to 1 only for INTEGRAL_TYPE_P type.
15747 2007-06-30 Joseph Myers <joseph@codesourcery.com>
15749 * configure.ac: Check for .gnu_attribute on MIPS.
15750 * configure, config.in: Regenerate.
15751 * config/mips/mips.c (mips_file_start): If supported, output
15752 attribute for floating-point ABI.
15754 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
15757 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
15758 (ffs_cmove): New expander to expand using ctz pattern.
15759 (*ffs_cmove): Remove pattern.
15760 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
15761 (ffsdi2): Expand using ctz pattern.
15762 (*ffs_rex64): Remove pattern.
15764 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15766 PR rtl-optimization/32296
15767 * pa.md (return): Delete pattern.
15768 (return_internal): Remove "(const_int 1)" from pattern.
15769 (epilogue): Use return_internal pattern for trivial returns.
15770 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
15771 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
15773 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
15775 * tree-ssa-pre.c (is_exception_related): New function
15776 (can_value_number_operation): Use it.
15778 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
15780 Fix PR tree-optimization/32540
15781 Fix PR tree-optimization/31651
15783 * tree-ssa-sccvn.c: New file.
15785 * tree-ssa-sccvn.h: Ditto.
15787 * tree-vn.c: Include tree-ssa-sccvn.h
15788 (val_expr_paid_d): Removed.
15789 (value_table): Ditto.
15790 (vn_compute): Ditto.
15791 (val_expr_pair_hash): Ditto.
15792 (val_expr_pair_expr_eq): Ditto.
15793 (copy_vuses_from_stmt): Ditto.
15794 (vn_delete): Ditto.
15796 (shared_vuses_from_stmt): Ditto.
15797 (print_creation_to_file): Moved up.
15798 (sort_vuses): Ditto.
15799 (sort_vuses_heap): Ditto.
15800 (set_value_handle): Make non-static.
15801 (make_value_handle): Ditto.
15802 (vn_add): Rewritten to use sccvn lookups.
15803 (vn_add_with_vuses): Ditto.
15804 (vn_lookup): Ditto (and second argument removed).
15805 (vn_lookup_with_vuses): Ditto.
15806 (vn_lookup_or_add): Ditto (and second argument removed);
15807 (vn_lookup_or_add_with_vuses): Ditto.
15808 (vn_lookup_with_stmt): New.
15809 (vn_lookup_or_add_with_stmt): Ditto.
15810 (create_value_handle_for_expr): Ditto.
15812 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
15813 (seen_during_translate): New function.
15814 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
15815 (phi_trans_add): Ditto.
15816 (constant_expr_p): FIELD_DECL is always constant.
15817 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
15818 Use constant_expr_p.
15819 Avoid infinite recursion on mutually valued expressions.
15820 Change callers of vn_lookup_or_add.
15821 (phi_translate): New function.
15822 (compute_antic_safe): Allow phi nodes.
15823 (create_component_ref_by_pieces): Update for FIELD_DECL change.
15824 (find_or_generate_expression): Rewrite slightly.
15825 (create_expression_by_pieces): Updated for vn_lookup_or_add
15827 Update VN_INFO for new names.
15828 (insert_into_preds_of_block): Update for new names.
15829 (add_to_exp_gen): New function.
15830 (add_to_sets): Use vn_lookup_or_add_with_stmt.
15831 (find_existing_value_expr): Rewrite to changed vn_lookup.
15832 (create_value_expr_from): Ditto, and use add_to_exp_gen.
15833 (try_look_through_load): Removed.
15834 (try_combine_conversion): Ditto.
15835 (get_sccvn_value): New function.
15836 (make_values_for_phi): Ditto.
15837 (make_values_for_stmt): Ditto.
15838 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
15840 (init_pre): Update for SCCVN changes.
15842 (execute_pre): Ditto.
15844 * tree-flow.h (make_value_handle): Declare.
15845 (set_value_handle): Ditto.
15846 (sort_vuses_heap): Ditto.
15847 (vn_lookup_or_add_with_stmt): Ditto.
15848 (vn_lookup_with_stmt): Ditto.
15849 (vn_compute): Remove.
15851 (vn_delete): Ditto.
15852 (vn_lookup): Update arguments.
15854 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
15855 (tree-vn.o): Ditto.
15856 (tree-ssa-sccvn.o): New.
15857 (OBJS-common): Add tree-ssa-sccvn.o
15859 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15862 * c-typeck.c (build_external_ref): Don't mark as used if called
15864 * calls.c (rtx_for_function_call): Likewise.
15866 2007-06-30 Richard Sandiford <richard@codesourcery.com>
15870 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15872 * dce.c (deletable_insn_p_1): New function, split out from...
15873 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15874 specially, not those inside PARALLELs. Remove BODY argument
15875 and adjust recursive call accordingly.
15876 (prescan_insns_for_dce): Update call to delete_insn_p.
15878 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
15880 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
15881 (try_combine): Move potential calls to undo_all() so they happen
15882 before we commit to using the combined insns.
15884 2007-06-30 Jan Hubicka <jh@suse.cz>
15886 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
15889 2007-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
15891 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
15892 (cgraph_remove_unreachable_nodes): Likewise.
15893 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
15894 * ipa-inline.c (update_caller_keys): Cast according to the coding
15896 (cgraph_decide_recursive_inlining): Likewise.
15897 (cgraph_decide_inlining_of_small_function): Likewise.
15898 (try_inline): Likewise.
15899 (cgraph_decide_inlining_incrementally): Likewise.
15900 * ipa-pure-const.c (get_function_state): Likewise.
15901 (scan_function): Likewise.
15902 (analyze_function): Likewise.
15903 (static_execute): Likewise.
15904 * ipa-reference.c (scan_for_static_refs): Likewise.
15905 (merge_callee_local_info): Likewise.
15906 (analyze_function): Use type safe memory macros.
15907 (static_execute): Likewise. Cast according to the coding conventions.
15908 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
15910 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
15912 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
15913 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
15916 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
15918 PR middle-end/30024
15919 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
15920 for complex modes (both int and real).
15922 2007-06-29 Jan Hubicka <jh@suse.cz>
15924 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
15926 2007-06-29 Jan Hubicka <jh@suse.cz>
15928 PR middle-end/32372
15929 * cse.c (cse_insn): Avoid invalid sharing in between register note and
15932 2007-06-29 Anatoly Sokolov <aesok@post.ru>
15935 * config/avr/avr.c: Include dataflow header file.
15936 (expand_prologue): Adjust for prologue insn change.
15937 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
15940 2007-06-29 Richard Guenther <rguenther@suse.de>
15942 PR middle-end/32493
15943 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
15944 during type verification.
15946 2007-06-29 Jan Hubicka <jh@suse.cz>
15948 * recog.c (validate_change_rtx_1): Unshare TO argument.
15950 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
15952 PR tree-optimization/24659
15953 * tree-vect-transform.c (vectorizable_call): Handle
15954 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15956 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
15957 * config/i386/i386.c (enum ix86_builtins)
15958 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
15959 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
15961 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
15962 const using def_builtin_const.
15963 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
15964 input operands in the same modes as the result.
15965 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
15967 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
15969 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
15970 (df_set_dead_notes_for_mw): Likewise.
15972 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
15974 * c-common.c (pointer_int_sum): Do the negation in sizetype.
15976 2007-06-28 DJ Delorie <dj@redhat.com>
15978 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
15980 2007-06-28 Geoffrey Keating <geoffk@apple.com>
15982 * doc/invoke.texi (C++ Dialect Options): Document
15983 fvisibility-ms-compat.
15984 * c.opt (fvisibility-ms-compat): New.
15986 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
15989 * tree-affine.c (aff_combination_add_elt): Handle
15990 pointer addition specially.
15992 2007-06-28 Jakub Jelinek <jakub@redhat.com>
15994 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
15995 decl is non-external for AIX ABI.
15997 2007-06-28 David Edelsohn <edelsohn@gnu.org>
15999 * config/rs6000/predicates.md (current_file_function_operand):
16000 Ensure the symbol is non-external for AIX ABI.
16002 2007-06-28 Nick Clifton <nickc@redhat.com>
16004 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
16005 (fdce, fdse, fpredictive-commoning): Likewise.
16007 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16010 * gcc.c (process_command): Recognize the new -static-libgfortran
16013 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
16016 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
16017 Use a call clobbered hard reg instead of a pseudo reg.
16019 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
16021 * config/sh/sh.md (load_gbr): Use correct operand constraint.
16023 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
16026 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
16027 REG_LIBCALL and REG_RETVAL notes.
16028 (divsi3, mulsi3): Likewise.
16029 (mulhisi3): Likewise. Use emit_libcall_block.
16030 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
16032 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
16034 PR rtl-optimization/32481
16035 * combine.c (adjust_for_new_dest): Rescan the changed insn.
16037 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16039 * dce.c (deletable_insn_p_1): New function, split out from...
16040 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16041 specially, not those inside PARALLELs. Remove BODY argument
16042 and adjust recursive call accordingly.
16043 (prescan_insns_for_dce): Update call to delete_insn_p.
16045 2007-06-27 Richard Guenther <rguenther@suse.de>
16047 PR middle-end/32492
16048 * tree.h (fold_convertible_p): Declare.
16049 * fold-const.c (fold_convertible_p): New function.
16050 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
16051 instead of lang_hooks.types_compatible_p.
16053 2007-06-26 Jan Hubicka <jh@suse.cz>
16055 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
16056 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
16057 early use validate_unshare_change.
16058 (reload_combine): Likewise.
16059 * recog.c (change_t): New field unshare.
16060 (validate_change_1): Rename from validate_change; add argument unshare.
16061 (validate_change): Turn into wrapper of validate_change_1; update
16062 prototype for bools.
16063 (validate_unshare_change): New.
16064 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
16065 calls of df_insn_rescan.
16066 * recog.h (validate_change): Replace ints by bools.
16067 (validate_unshare_change): Declare.
16069 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
16071 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
16073 2007-06-26 Steve Ellcey <sje@cup.hp.com>
16075 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
16077 2007-06-25 Jan Hubicka <jh@suse.cz>
16079 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
16081 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
16082 cgraph_decide_inlining_incrementally): Move uninlinability checks to
16083 places other call site specific checks are performed.
16085 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16088 * tree-vect-transform.c (vectorizable_operation): Convert
16089 POINTER_PLUS_EXPR over to PLUS_EXPR.
16091 2007-06-25 Chao-ying Fu <fu@mips.com>
16093 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
16094 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
16095 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
16096 Document GET_MODE_IBIT, and GET_MODE_FBIT.
16098 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
16099 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16100 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
16101 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
16102 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
16103 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
16104 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
16105 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
16106 ALL_FIXED_POINT_MODE_P): New define.
16107 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16109 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
16111 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
16112 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16113 MODE_VECTOR_UACCUM): New mode classes.
16115 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
16116 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
16117 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
16120 * genmodes.c (struct mode_data): Add ibit and fbit fields.
16121 (blank_mode): Initialize ibit and fbit.
16122 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
16123 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16125 (new_adjust): Change required_class to required_class_from and
16126 required_class_to for testing within a range.
16127 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16128 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16129 MODE_VECTOR_UACCUM.
16130 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
16131 (make_fixed_point_mode): New.
16132 (_ADD_ADJUST): Change C to C1 and C2.
16133 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
16134 use a range for machine classes.
16135 (ADJUST_IBIT, ADJUST_FBIT): New.
16136 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
16138 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
16139 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16140 Emit adjustment for ibit and fbit.
16141 (emit_mode_ibit, emit_mode_fbit): New.
16142 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
16144 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
16146 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
16147 as the source of the set.
16149 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
16151 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
16152 FP_REGNO_P): Use IN_RANGE.
16153 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
16154 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
16155 (DATA_REG_P): Use DATA_REGNO_P.
16156 (FP_REG_P): Use FP_REGNO_P.
16157 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
16158 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
16159 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
16161 2007-06-24 Jan Hubicka <jh@suse.cz>
16163 PR middle-end/30563
16164 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
16166 2007-06-24 Sebastian Pop <sebpop@gmail.com>
16168 PR middle-end/32461
16169 * fold-const.c (fold_binary): Strip nops of operand 0
16170 of BIT_NOT_EXPR before calling operand_equal_p.
16171 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
16172 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
16174 2007-06-23 Mark Mitchell <mark@codesourcery.com>
16176 * doc/extend.texi: Document that dllimport and dllexport imply
16177 default visibility.
16178 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
16179 imported or exported declaration, including type declarations.
16180 * c-common.c (handle_visibility_attribute): Check for conflicts
16181 with dllimport/dllexport.
16182 (c_determine_visibility): Handle dllimport/dllexport as an
16183 explicit visibility atttribute.
16185 2007-06-23 Richard Guenther <rguenther@suse.de>
16187 PR tree-optimization/16876
16188 PR middle-end/29478
16189 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
16191 * tree-inline.c (initialize_inlined_parameters): Do not call
16192 lang_hooks.tree_inlining.convert_parm_for_inlining.
16193 * cgraphbuild.c (initialize_inline_failed): Set inline failed
16194 reason for mismatched types.
16195 * gimplify.c (gimplify_call_expr): Verify the call expression
16196 arguments match the called function type signature. Otherwise
16197 mark the call expression to be not considered for inlining
16198 using CALL_CANNOT_INLINE_P flag.
16199 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
16200 edges call expression.
16201 (cgraph_decide_inlining_of_small_function): Likewise.
16202 (cgraph_decide_inlining): Likewise.
16203 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
16205 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
16206 * c-typeck.c (c_convert_parm_for_inlining): Remove.
16207 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
16208 Remove declaration.
16209 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
16210 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
16212 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
16213 convert_parm_for_inlining member.
16215 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
16218 * arm.md (negscc): Match the correct operand for optimized LT0 test.
16219 Remove optimization for GT.
16221 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
16223 PR middle-end/32437
16224 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
16226 (prescan_insns_for_dce): Add extra parameter.
16228 2007-06-23 Jan Hubicka <jh@suse.cz>
16230 PR middle-end/31541
16231 * gimplify.c (mark_addressable): New function.
16232 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
16234 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16236 PR middle-end/32374
16237 * expr.c (store_constructor): Do not clobber non-zeroed memory.
16239 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16242 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
16243 moves between MMX/SSE registers to at least 8 units to prevent
16244 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
16246 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16248 * config/i386/i386.c (override_options): Correct x86_sahf
16251 2007-06-21 David Daney <ddaney@avtrex.com>
16254 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
16255 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
16256 (exception_receiver): Renamed to ...
16257 (nonlocal_goto_receiver): ... this.
16259 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
16261 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
16262 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
16263 partial register accesses.
16265 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
16267 * fold-const.c (debug_fold_checksum): Move it under
16268 ENABLE_FOLD_CHECKING.
16270 2007-06-21 Sebastian Pop <sebpop@gmail.com>
16272 PR middle-end/20623
16273 * tree.h (debug_fold_checksum): Declared.
16274 * fold-const.c (build_fold_addr_expr_with_type_1): New.
16275 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
16276 build_fold_addr_expr_with_type_1.
16277 (fold_addr_expr, debug_fold_checksum): New.
16278 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
16279 (fold_unary, fold_comparison, split_address_to_core_and_offset):
16280 Use fold_addr_expr.
16282 2007-06-21 Sebastian Pop <sebpop@gmail.com>
16284 PR tree-optimization/19590
16285 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
16286 of scev is a constant.
16288 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
16290 * df-problems.c (df_note_bb_compute): Made computation of live
16291 info consistent with df_lr.
16293 2007-06-21 Richard Guenther <rguenther@suse.de>
16295 PR tree-optimization/32453
16296 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
16297 for pointer anti-range.
16299 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
16301 * config/i386/i386.c (processor_target_table): Increase maximum
16302 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
16305 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
16306 byte alignment if > 8 byte alignment is preferred.
16307 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16309 2007-06-21 Jakub Jelinek <jakub@redhat.com>
16311 PR tree-optimization/31866
16312 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
16313 if ASM_EXPR's input is not a SSA_NAME.
16315 PR middle-end/32362
16316 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
16317 but decl is a global var, instead return decl.
16318 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
16319 even for is_global_var decls, if they are private in some outer
16322 2007-06-21 Richard Guenther <rguenther@suse.de>
16324 PR tree-optimization/32451
16325 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
16327 2007-06-21 Christian Bruel <christian.bruel@st.com>
16329 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
16330 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
16331 (push_regs): Changed saving order or banked registers.
16332 (sh_expand_epilogue): Likewise.
16333 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
16334 (FIRST_BANKED_REG): Likewise.
16335 (LAST_BANKED_REG): Likewise.
16336 * config/sh/sh.md (banked) New attribute.
16337 (in_delay_slot): Check banked attribute.
16339 2007-06-20 Sebastian Pop <sebpop@gmail.com>
16341 PR tree-optimization/32075
16342 * tree-data-ref.c (subscript_dependence_tester_1,
16343 analyze_miv_subscript, analyze_overlapping_iterations,
16344 add_distance_for_zero_overlaps, build_classic_dist_vector,
16345 subscript_dependence_tester_1, analyze_overlapping_iterations,
16346 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
16347 compute_affine_dependence, compute_all_dependences): Pass loop_nest
16348 to evolution_function_is_affine_multivariate_p.
16350 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
16352 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
16354 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
16357 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
16359 * config/m32c/prologue.md (epilogue_exitd_16): New.
16360 (epilogue_reit_16): New.
16361 (epilogue_exitd): Rename to epilogue_exitd_24.
16362 (epilogue_reit): Rename to epilogue_reit_24.
16364 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
16365 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16367 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
16369 * haifa-sched.c (queue_to_ready): Don't requeue next insn
16370 if dbg_cnt (sched_insn) reaches the limit.
16371 (choose_ready): New parameter INSN_PTR and new return value.
16372 (schedule_block): Handle dbg_cnt (sched_insn). Handle
16373 the new return value from choose_ready.
16374 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
16375 (rest_of_handle_global_alloc): New global_alloc_at_func.
16377 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
16379 PR tree-optimization/25737
16380 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
16381 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
16382 * tree-flow.h (struct fieldoff): Add new field alias_set.
16383 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
16384 argument addressable_type. Set alias_set of fieldoff.
16385 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
16386 (create_overlap_variables_for): Pass alias_set from fieldoff to
16388 * alias.c (get_alias_set): Use alias_set from SFT if set.
16390 2007-06-20 Hui-May Chang <hm.chang@apple.com>
16392 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
16393 of a variable as an unsigned HOST_WIDE_INT integer.
16395 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
16397 PR rtl-optimization/32405
16398 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
16400 2007-06-20 Jakub Jelinek <jakub@redhat.com>
16402 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
16404 PR middle-end/31959
16405 * builtins.c: Include diagnostic.h.
16406 (expand_builtin_expect): Make gcc_assert more permissive.
16407 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
16409 PR inline-asm/32109
16410 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
16413 PR middle-end/32285
16414 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
16415 if ACCUMULATE_OUTGOING_ARGS.
16417 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16419 * config/m68hc11/m68hc11.c: Include dataflow header file.
16420 (m68hc11_reorg): Port to dataflow.
16422 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
16424 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
16425 (struct df_problem.free_blocks_on_set_blocks): New field.
16426 (struct dataflow.optional_p): New field.
16427 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
16428 (df_live_set_all_dirty): New function.
16429 * df-scan.c (df_scan_alloc): Initialize optional_p.
16430 (problem_SCAN): Initialize free_blocks_on_set_blocks.
16431 * df-core.c (df_set_blocks): Removed use of
16432 DF_FIRST_OPTIONAL_PROBLEM. Now uses
16433 df_problem.free_blocks_on_set_blocks to determine which blocks are
16435 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
16436 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
16437 uses dataflow.optional_p to determine if problem should be
16439 (rest_of_handle_df_initialize): Only start live problem if
16441 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
16442 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
16443 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
16444 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
16445 problem_NOTE): Initialize free_blocks_on_set_blocks.
16446 (df_lr_bb_local_compute): Recompute luids if df_live problem is
16448 (df_live_set_all_dirty, df_note_alloc): New function.
16449 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
16451 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
16452 * postreload.c (reload_combine): Ditto.
16453 * cse.c (cse_extended_basic_block): Ditto.
16454 * regmove.c (mark_flags_life_zones): Ditto.
16455 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
16456 erase_matching_seqs): Ditto.
16457 * bt-load.c (compute_defs_uses_and_gen): Ditto.
16458 * integrate (allocate_initial_values): Ditto.
16459 * combine.c (reg_dead_at_p): Ditto.
16460 * resource.c (mark_target_live_regs): Ditto.
16461 * sched-rgn.c (check_live_1, update_live_1): Ditto.
16462 * config/sh/sh.c (find_r0_life_regions): Ditto.
16463 * global.c (rest_of_handle_global_alloc): Only add back df_live
16465 * local-alloc.c (rest_of_handle_local_alloc): Only remove
16466 df_live for -O > 1.
16467 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
16469 (if_convert): Make sure df_live is there at -O == 1.
16470 (pass_if_after_combine): Cleanup flags.
16471 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
16472 is there at -O == 1.
16474 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
16476 * config/arm/arm.c (arm_get_frame_offsets): Set
16477 offsets->locals_base to avoid negative stack size.
16478 (thumb1_expand_prologue): Assert on negative stack size.
16480 2007-06-19 Sebastian Pop <sebpop@gmail.com>
16482 PR tree-optimization/32367
16483 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
16484 of the chrec has no evolution in that loop.
16485 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
16487 2007-06-19 Bob Wilson <bob.wilson@acm.org>
16489 * config/xtensa/xtensa.c: Include "df.h".
16490 (xtensa_builtin_saveregs): Use adjust_address instead of
16492 (xtensa_va_start): Invoke make_tree with sizetype for
16493 expand_builtin_saveregs and then convert the result to a pointer.
16494 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
16495 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
16496 Subtract argument size from index value as integers and then use
16497 POINTER_PLUS_EXPR to add the result to the array address.
16499 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16502 * config/m32c/m32c.c: Include dataflow header file.
16503 (m32c_emit_prologue): Adjust for prologue insn change.
16504 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
16505 once inside a PARALLEL. Assume frame size passed in operand 0
16506 includes space to save the fb register.
16507 (prologue_enter_24): Likewise.
16508 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
16510 2007-06-19 David Daney <ddaney@avtrex.com
16513 * config/mips/mips.md (cprestore): Mark $gp as used.
16515 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16518 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
16519 (frv_ifcvt_modify_insn): Likewise.
16521 2007-06-19 Richard Guenther <rguenther@suse.de>
16523 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
16524 only handle positive offsets that fit in a HOST_WIDE_INT.
16526 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
16528 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
16529 result of rsqrt insn for zero input argument to avoid NaN.
16531 2007-06-19 Richard Guenther <rguenther@suse.de>
16533 PR middle-end/31950
16534 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
16536 2007-06-19 Jakub Jelinek <jakub@redhat.com>
16538 PR tree-optimization/32353
16539 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
16541 2007-06-19 Nick Clifton <nickc@redhat.com>
16543 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
16545 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
16548 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
16549 * config/i386/i386.c (assign_386_stack_local): Assert that
16550 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
16551 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
16552 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
16553 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
16555 2007-06-18 Steve Ellcey <sje@cup.hp.com>
16557 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
16559 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
16561 PR rtl-optimization/32321
16562 * gcse.c (replace_store_insn): Update the note before
16563 calling emit_insn_after.
16565 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
16567 PR middle-end/32355
16568 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
16570 * df-problems.c (df_note_bb_compute): Fix dumping info.
16572 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
16574 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
16575 insn with emit_jump_insn.
16577 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
16579 PR tree-optimization/32383
16580 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
16581 * targhooks.h (default_builtin_reciprocal): Update prototype.
16582 * target.h (struct gcc_target): Update builtin_reciprocal.
16583 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
16584 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
16585 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
16586 when fndecl is in BUILT_IN_MD class.
16587 (execute_convert_to_rsqrt): Ditto.
16589 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
16590 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
16591 Convert BUILT_IN_SQRTF code only when md_fn is false.
16593 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
16595 * bt-load.c (move_btr_def): Fix the order of arguments
16596 to validate_replace_rtx.
16598 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
16600 * config/m68k/m68k-devices.def: Add 54450..54455.
16602 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
16604 PR rtl-optimization/32366
16605 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
16606 FLOAT_EXTEND]: Prevent non-scalar modes from entering
16609 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
16611 PR middle-end/32349
16612 * modulo-sched (generate_reg_moves): Added rescan parameter and if
16613 this is true, rescan insn being modified.
16614 (sms_schedule): Added rescan parameter.
16615 (rest_of_handle_sms): Moved freeing of dominance info to before
16616 getting out of cfg_layout.
16618 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
16620 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
16621 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
16624 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
16625 FL_CF_EMAC from the entry for isac.
16627 * config/m68k/predicates.md (const_call_operand): Adjust comment.
16628 (const_sibcall_operand): New.
16629 (sibcall_operand): Use it.
16630 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
16631 (m68k_isas): ISAC does not imply FPU or EMAC.
16632 (override_options): Add ISA_C logic for symbolic jump & call.
16634 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
16636 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
16637 return mode from the builtin itself.
16638 (sparc_fold_builtin): Fix cast of zero constant.
16640 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
16642 * targhooks.c (default_builtin_reciprocal): New default target hook.
16643 * targhooks.h (default_builtin_reciprocal): Add prototype.
16644 * hooks.c (hook_tree_tree_bool_null): Remove hook.
16645 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
16646 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
16647 default_builtin_reciprocal.
16649 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
16651 PR middle-end/31723
16652 * hooks.c (hook_tree_tree_bool_null): New hook.
16653 * hooks.h (hook_tree_tree_bool_null): Add prototype.
16654 * tree-pass.h (pass_convert_to_rsqrt): Declare.
16655 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
16656 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
16657 and convert it to reciprocal a*rfunc(b).
16658 (execute_convert_to_rsqrt): New function.
16659 (gate_convert_to_rsqrt): New function.
16660 (pass_convert_to_rsqrt): New pass definition.
16661 * target.h (struct gcc_target): Add builtin_reciprocal.
16662 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
16663 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
16664 TARGET_BUILTIN_RECIPROCAL.
16665 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
16667 * config/i386/i386.h (TARGET_RECIP): New define.
16668 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
16669 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16670 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16671 and not optimizing for size.
16672 (*rcpsf2_sse): New insn pattern.
16673 (*rsqrtsf2_sse): Ditto.
16674 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
16675 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16676 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16677 and not optimizing for size.
16678 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
16679 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16680 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16681 and not optimizing for size.
16682 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
16683 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16684 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16685 and not optimizing for size.
16686 (*sse_rsqrtv4sf2): Do not export.
16687 (sqrtv4sf2): Ditto.
16688 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
16689 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16690 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16691 and not optimizing for size.
16692 (sqrtv4sf2): Ditto.
16693 * config/i386/i386.opt (mrecip): New option.
16694 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
16695 (ix86_emit_swsqrtsf): Ditto.
16696 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
16697 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
16698 builtin definition.
16699 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
16700 ix86_expand_unop1_builtin.
16701 (ix86_emit_swdivsf): New function.
16702 (ix86_emit_swsqrtsf): Ditto.
16703 (ix86_builtin_reciprocal): New function.
16704 (TARGET_BUILTIN_RECIPROCAL): Use it.
16705 (ix86_vectorize_builtin_conversion): Rename from
16706 ix86_builtin_conversion.
16707 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
16708 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
16709 "i386 and x86_64 Options" section.
16710 (Intel 386 and AMD x86_64 Options): Document -mrecip.
16712 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
16713 Zdenek Dvorak <dvorakz@suse.cz>
16714 Richard Guenther <rguenther@suse.de>
16715 Kaz Kojima <kkojima@gcc.gnu.org>
16717 * tree-vrp.c (compare_values_warnv): Convert val2 to
16719 (extract_range_from_assert): Create
16720 POINTER_PLUS_EXPR for pointer types.
16721 (extract_range_from_binary_expr): Handle
16722 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
16724 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
16725 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
16726 POINTER_PLUS_EXPR as PLUS_EXPR.
16727 (number_of_iterations_lt_to_ne):
16728 For pointer types, use sizetype when
16729 creating MINUS_EXPR/PLUS_EXPRs.
16730 (assert_loop_rolls_lt): For pointer types, use sizetype when
16731 creating MINUS_EXPR/PLUS_EXPRs.
16732 (number_of_iterations_le): Likewise.
16733 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
16734 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
16735 like PLUS_EXPR and MINUS_EXPR.
16736 * tree-pretty-print.c (dump_generic_node): Handle
16738 (op_prio): Likewise.
16739 (op_symbol_1): Likewise.
16740 * optabs.c (optab_for_tree_code): Likewise.
16741 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
16743 * tree-tailcall.c (process_assignment): Mention
16744 POINTER_PLUS_EXPR in a TODO comment.
16745 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
16746 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
16747 not used with a pointer and an integer type.
16748 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
16749 increment using chrec_convert_rhs instead of chrec_convert.
16750 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
16751 PLUS_EXPR except for the right hand side's type will be
16753 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
16754 (fold_used_pointer_cast): Kill.
16755 (pointer_offset_p): Kill.
16756 (fold_used_pointer): Kill.
16757 (pointer_used_p): Kill.
16758 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
16759 call fold_used_pointer.
16760 (instantiate_parameters_1): Convert the increment
16761 using chrec_convert_rhs instead of chrec_convert.
16762 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
16763 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
16764 instead of PLUS_EXPR.
16765 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
16766 PLUS_EXPR for pointers.
16767 (std_gimplify_va_arg_expr): Likewise.
16768 (fold_builtin_memory_op): Likewise.
16769 (fold_builtin_strstr): Likewise.
16770 (fold_builtin_strchr): Likewise.
16771 (fold_builtin_strrchr): Likewise.
16772 (fold_builtin_strpbrk): Likewise.
16773 (expand_builtin_memory_chk): Likewise.
16774 (fold_builtin_memory_chk): Likewise.
16775 (std_expand_builtin_va_start): Use
16776 sizetype for the call to make_tree and then convert
16777 to the pointer type.
16778 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
16779 instead of PLUS_EXPR for adding to a pointer.
16780 (std_gimplify_va_arg_expr): Use fold_build2 for
16781 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
16782 the operands to sizetype first and then cast the BIT_AND_EXPR
16783 back to the pointer type.
16784 * fold-const.c (build_range_check): Handle pointer types
16786 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
16787 of PLUS_EXPR's. Make sure the offset is converted to
16789 (try_move_mult_to_index): Strip the NOPs from the offset.
16790 Remove code argument and replace all uses with PLUS_EXPR.
16791 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
16792 specially. Don't use a pointer type for MINUS_EXPR.
16793 (fold_unary): Handle for (T1)(X op Y),
16794 only p+ as that is the only as that can be handled for
16795 binary operators now.
16796 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
16798 <case PLUS_EXPR>: Add folding of PTR+INT into
16800 Don't call try_move_mult_to_index.
16801 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
16802 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
16803 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
16804 Don't call try_move_mult_to_index.
16805 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
16806 (tree_expr_nonzero_p): Likewise.
16807 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
16808 of PLUS_EXPR for the complex expression folding.
16809 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
16810 first chrec is a pointer type, then the second should
16811 be sizetype and not the first's type.
16812 For POINTER_PLUS_EXPR, use a different right hand side type.
16813 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16814 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
16815 different right hand side type.
16816 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16817 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
16818 instead of PLUS_EXPR.
16819 When either operand is zero, convert the other operand.
16820 (chrec_apply): Use chrec_convert_rhs
16821 on the argument x instead of chrec_convert.
16822 (reset_evolution_in_loop): For pointer types, the new_evol
16823 should be sizetype.
16824 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
16825 different right hand side type.
16826 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16827 (chrec_convert_rhs): New function.
16828 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
16829 different right hand side type.
16830 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16831 * tree-chrec.h (chrec_convert_rhs): New prototype.
16832 (build_polynomial_chrec): For pointer types, the right hand
16833 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
16834 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
16835 Remove subtraction case as it is always addition now.
16836 Make sure the offset is converted to sizetype.
16837 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
16838 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
16839 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
16840 PLUS_EXPR in pointer type.
16841 Handle POINTER_PLUS_EXPR.
16842 (tree_to_aff_combination): Likewise.
16843 (force_expr_to_var_cost): Likewise.
16844 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
16845 instead of PLUS_EXPR for pointers.
16846 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
16847 instead of PLUS_EXPR of pointer types.
16848 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
16850 (check_va_list_escapes): Likewise.
16851 (check_all_va_list_escapes): Likewise.
16852 * dwarf2out.c (loc_descriptor_from_tree_1):
16853 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
16854 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
16855 (string_constant): Likewise.
16856 * tree-ssa-address.c (tree_mem_ref_addr): When adding
16857 the offset to the base, use POINTER_PLUS_EXPR.
16858 (add_to_parts): Convert the index to sizetype.
16859 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
16860 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
16861 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
16862 Offset only holds something for PLUS_EXPR.
16863 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
16865 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
16867 (analyze_accesses_for_modify_stmt): Likewise.
16868 Remove comment about the type being integral type as it is
16870 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
16872 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
16874 Correct the type which the artimentic is done in (is now
16877 * tree-data-ref.c (split_constant_offset): Handle
16879 * tree-affine.c (tree_to_aff_combination): Likewise.
16880 * c-typeck.c (build_unary_op): For pointers create the increment
16881 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
16883 * gimplify.c (gimplify_self_mod_expr): Create a
16884 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16885 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
16886 * tree.def (POINTER_PLUS_EXPR): New tree code.
16887 * tree-predcom.c (ref_at_iteration): If we have a pointer
16888 type do the multiplication in sizetype.
16889 * tree-mudflap.c (mf_xform_derefs_1): Create a
16890 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16891 * tree-ssa-forwprop.c
16892 (forward_propagate_addr_into_variable_array_index):
16893 Don't expect there to be a cast for the index as that
16894 does not exist anymore.
16895 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
16896 instead of PLUS_EXPR.
16897 Don't check for the first operand of the POINTER_PLUS_EXPR
16898 was the index as it cannot be.
16899 Call forward_propagate_addr_into_variable_array_index with
16900 the SSA_NAME instead of the statement.
16901 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
16902 (compare_constant): Likewise.
16903 (copy_constant): Likewise.
16904 (compute_reloc_for_constant): Likewise.
16905 (output_addressed_constants): Likewise.
16906 (initializer_constant_valid_p): Likewise.
16907 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
16908 Convert the MIN/MAX of the inner type to the outer
16909 type before comparing them.
16910 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
16911 POINTER_PLUS_EXPR instead of PLUS_EXPR.
16912 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
16913 of PLUS_EXPR for pointers.
16914 * tree-inline.c (estimate_num_insns_1): Handle
16916 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
16917 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16918 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
16919 instead of PLUS_EXPR for the pointer increment statement.
16920 (vect_update_ivs_after_vectorizer): For pointer types, create
16921 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
16922 MULT_EXPR in sizetype.
16923 (vect_gen_niters_for_prolog_loop): Add a cast when creating
16925 * tree-object-size.c (plus_expr_object_size): Handle
16926 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
16927 code which is trying to figure out which side is a pointer and
16929 (check_for_plus_in_loops_1): Likewise.
16930 (check_for_plus_in_loops): Likewise.
16931 * c-common.c (pointer_int_sum): Create a
16932 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16933 * tree-ssa-structalias.c (handle_ptr_arith): Handle
16934 only POINTER_PLUS_EXPR. Removing all the extra
16935 code which is trying to figure out which side is a pointer and
16937 * tree-cfg.c (verify_expr): Add extra checking for pointers and
16938 PLUS_EXPR and MINUS_EXPR.
16939 Also add checking to make sure the operands of POINTER_PLUS_EXPR
16941 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
16942 with make_tree, instead of a pointer type.
16943 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
16944 for pointers instead of PLUS_EXPR.
16945 (s390_gimplify_va_arg): Likewise.
16946 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
16947 instead of PLUS_EXPR when doing addition on pointer
16948 types. Use sizetype for the second operand.
16949 (spu_gimplify_va_arg_expr): Likewise.
16950 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
16951 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
16952 a pointer. Don't create a BIT_AND_EXPR for pointer types.
16953 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
16954 for the pointer addition and also use size_int/sizetype
16956 (ix86_gimplify_va_arg): Likewise.
16957 Perform BIT_AND_EXPR on sizetype arguments.
16958 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
16959 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
16960 for the pointer additions and also use size_int for the offsets.
16961 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
16962 additions and also use size_int for the offsets. Perform
16963 BIT_AND_EXPR on sizetype arguments.
16964 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
16965 POINTER_PLUS_EXPR for pointers and create the
16966 BIT_AND_EXPR in sizetype.
16967 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
16968 instead of PLUS_EXPR for pointer addition.
16969 (rs6000_va_start): Likewise.
16970 Also use sizetype for the offset.
16971 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
16972 as PLUS_EXPR/MINUS_EXPR.
16973 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
16974 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
16975 Don't use BIT_AND_EXPR on a pointer type, convert the
16976 expression to sizetype first.
16977 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
16979 (mips_gimplify_va_arg_expr): Likewise.
16980 Don't create BIT_AND_EXPR in a pointer type.
16982 2007-06-15 Eric Christopher <echristo@apple.com>
16984 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
16985 (x86_64-*-darwin*): Ditto.
16986 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
16989 2007-06-15 Matthew Wilcox <matthew@wil.cx>
16991 * doc/extend.texi: Document behavior of __attribute__((aligned))
16994 2007-06-15 Mark Mitchell <mark@codesourcery.com>
16996 * rtlanal.c (note_stores): Improve documentation.
16998 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
17000 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
17001 LOCAL_LABEL_PREFIX): Delete.
17002 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
17003 (bfin_internal_label): Delete.
17005 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
17007 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
17008 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
17009 otherwise define to LIBGCC2_TF_CEXT.
17010 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
17011 (LIBGCC_TF_CEXT): Ditto.
17014 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
17016 PR rtl-optimization/32339
17017 * df-scan.c (df_uses_record): Don't modify flags but just add to
17018 it for df_ref_record.
17020 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
17022 * tree-mudflap.c: Fix whitespace issues.
17024 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
17026 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
17028 2007-06-14 Eric Christopher <echristo@apple.com>
17030 * config/i386/sse.md (movdi_to_sse): Rewrite body.
17031 (movv4sf): Use gcc_unreachable instead of abort.
17033 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17036 * config/i386/sfp-machine.h (CMPtype): New define.
17037 (mach stubs): Use CMPtype instead of int as a return type.
17039 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17041 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
17042 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
17043 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
17044 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
17045 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
17046 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
17047 config/soft-fp/soft-fp.h: Update from glibc CVS.
17049 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
17051 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
17053 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
17056 * config/v850/v850.c: Include dataflow header file.
17057 (substitute_ep_register): Fix typo.
17059 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17061 * configure.ac: Fix earlier checkin.
17062 * configure: Regenerated.
17064 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17066 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
17067 * aclocal.m4: Regenerate.
17068 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
17069 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
17070 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
17071 * configure: Regenerate.
17072 * Makefile.in (LOOSE_WARN): Subst loose_warn.
17074 * Makefile.in (quickstrap): Build libgcc too.
17076 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17078 * configure.ac: Add --enable-checking=df. Explicitly mention that
17079 the variables are initialized as for "release".
17080 * df-core.c: Use it.
17081 * configure: Regenerate.
17082 * config.in: Regenerate.
17084 2007-06-14 Bob Wilson <bob.wilson@acm.org>
17086 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
17087 validate_replace_rtx instead of replace_rtx.
17088 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
17090 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
17092 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
17093 (DWARF2_UNWIND_INFO): Override default if configured with
17095 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
17096 (ENDFILE_SPEC): Add crtend.o.
17097 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
17098 (ENDFILE_SPEC): Add crtend.o.
17099 (TARGET_USE_JCR_SECTION): Define.
17100 (MD_UNWIND_SUPPORT): Define for 32-bit target.
17102 * config/i386/cygming-crtbegin.c: New file.
17103 * config/i386/cygming-crtend.c: New file.
17105 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
17107 * config/i386/w32-unwind.h: New file.
17109 2007-06-13 Eric Christopher <echristo@apple.com>
17111 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
17112 the user set a value below STACK_BOUNDARY.
17114 2007-06-13 Thiemo Seufer <ths@networkno.de>
17116 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
17117 imply -lpthread for -pthread.
17119 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
17121 * basic-block.h: Remove the prototype for
17122 free_basic_block_vars.
17123 * cfglayout.h: Remove the prototype for
17124 insn_locators_initialize.
17125 * tree.h: Remove the prototype for emit_line_note.
17127 * tree-ssa-pre.c (mergephitemp): Remove.
17128 (init_pre): Don't use mergephitemp.
17130 2007-06-13 Eric Christopher <echristo@apple.com>
17132 * config/i386/i386.c (override_options): If we've specified
17133 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
17135 2007-06-13 Bob Wilson <bob.wilson@acm.org>
17137 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
17140 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
17142 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
17143 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
17144 (eh_store_handler): New pattern.
17145 (eh_return): Emit it instead of a plain move.
17147 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
17149 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
17150 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
17151 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
17154 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
17156 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
17157 (find_next_insn_start, find_load): New functions.
17158 (bfin_reorg): Use them to deal with the fact that parallel insns are
17159 no longer represented as a SEQUENCE.
17161 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
17163 * config/sparc/sparc.c (sparc_override_options): Initialize
17164 fpu mask correctly.
17166 2007-06-13 Dave Korn <dave.korn@artimi.com>
17168 * config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
17170 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
17172 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
17173 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
17174 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
17175 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
17176 tree-vect-transform.c: Fix comment typos. Follow spelling
17179 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
17181 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
17182 to the exit block use set.
17183 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
17184 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
17185 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
17187 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
17189 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
17190 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
17191 to indicate an error.
17192 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
17194 (dbg_cnt_process_opt): Print an error on a bad argument.
17195 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
17196 * common.opt (-fdbg-cnt-list): New.
17197 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
17199 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
17201 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
17202 flag on ref-all pointers.
17204 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17206 PR middle-end/31579
17207 * expr.c (expand_expr_addr_expr_1): Call expand_expr
17208 for the offset with the modifier as EXPAND_INITIALIZER
17209 if the modifier is EXPAND_INITIALIZER.
17210 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
17211 a register if we had an overflow.
17213 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17215 * real.c (real_isfinite): New.
17216 (real_sqrt): Use it.
17217 * real.h (real_isfinite): New.
17218 * builtins.c: Use it.
17220 2007-06-12 Ian Lance Taylor <iant@google.com>
17221 Daniel Berlin <dberlin@dberlin.org>
17224 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
17225 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
17226 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
17227 (DECL_NO_TBAA_P): Define.
17228 (struct tree_decl_common): Add no_tbaa_flag field.
17229 * tree-ssa-structalias.c (struct variable_info): Add
17230 no_tbaa_pruning field.
17231 (new_var_info): Initialize no_tbaa_pruning field.
17232 (unify_nodes): Copy no_tbaa_pruning field.
17233 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
17234 (dump_solution_for_var): Print no_tbaa_pruning flag.
17235 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
17237 (compute_tbaa_pruning): New static function.
17238 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
17239 Call compute_tbaa_pruning.
17240 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
17241 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
17242 * gimple-low.c (lower_stmt): Likewise.
17243 * tree-gimple.c (is_gimple_stmt): Likewise.
17244 * tree-ssa-operands.c (get_expr_operands): Likewise.
17245 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
17246 * tree-inline.c (estimate_num_insns_1): Likewise.
17247 (copy_result_decl_to_var): Likewise.
17248 * expr.c (expand_expr_real_1): Likewise.
17249 * tree-pretty-print.c (dump_generic_node): Likewise.
17250 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
17251 * omp-low.c (omp_copy_decl_2): Likewise.
17252 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
17253 * doc/c-tree.texi (Expression trees): Document
17254 CHANGE_DYNAMIC_TYPE_EXPR.
17256 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17258 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
17259 with !HONOR_NANS and !HONOR_INFINITIES.
17260 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
17262 2007-06-12 Tristan Gingold <gingold@adacore.com>
17264 * gcov.c: Comments updated.
17265 (source_info): Add file_time field.
17266 (source_index): New variable.
17267 (mutiple_files): New variable.
17268 (generate_results): New function extracted from process_file.
17269 (process_file): Save and restore chain of functions, generate
17270 results and free structures only if not merging results.
17271 (release_structures): File names are now freed in create_file_names
17272 (create_file_names): Free previous file names.
17273 (find_source): File date is now read here and modifications in
17274 source files is checked here.
17275 (read_graph_file): Only reverse order of functions for the current
17277 (make_gcov_file_name): Do not generate long names if input_name is
17279 (output_lines): If merging results do not display graph, data and
17281 Checking source file modification is done in find_source.
17283 * doc/gcov.texi: Append an s to sourcefile.
17285 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
17287 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
17288 (forced_nop): New pattern.
17289 * config/bfin/bfin.c: Include "df.h".
17290 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
17291 (bfin_discover_loop): Use df_get_live_in instead of
17292 global_live_at_start.
17293 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
17294 df_analyze when done.
17295 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
17296 the insns. Use QImode for the final insn in a bundle. Call
17297 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
17299 (reorder_var_tracking_notes): New function.
17300 (bfin_reorg): Pass no argument to split_all_insns. Don't call
17301 update_life_info. Call df_analyze after scheduling and bundle
17302 generation. Call reorder_var_tracking_notes if generating these
17303 notes. Call df_finish_pass at the end.
17305 2007-06-12 Dirk Mueller <dmueller@suse.de>
17307 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
17308 a comparison, not an assignment.
17310 2007-06-12 Olivier Hainque <hainque@adacore.com>
17312 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
17313 Request walking the subtrees only, leaving the current is_lhs/val_only
17315 (convert_non_local_reference): Likewise.
17317 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
17319 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
17321 2007-06-12 Richard Guenther <rguenther@suse.de>
17323 PR tree-optimization/15353
17324 PR tree-optimization/31657
17325 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
17326 * timevar.def: Add TV_TREE_IFCOMBINE.
17327 * tree-pass.h (pass_tree_ifcombine): Declare.
17328 * tree-ssa-ifcombine.c: New file.
17329 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
17330 * tree-flow.h (blocks_in_phiopt_order): Declare.
17331 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
17332 (tree-ssa-ifcombine.o): New dependencies.
17334 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
17336 PR rtl-optimization/32293
17337 * combine.c (simplify_if_then_else): Truncate return from
17338 nonzero_bits() to correct mode.
17340 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
17342 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
17343 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
17345 2007-06-11 Diego Novillo <dnovillo@google.com>
17347 * Makefile.in (reload1.o-warn): Remove.
17349 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
17351 * combine.c (subst): Use reg_overlap_mentioned_p
17352 instead of comparing register numbers directly.
17354 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
17356 * reload1.c (mark_home_live_1): Use the mode parameter.
17358 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
17360 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
17361 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
17363 * df-core.c: Ditto.
17365 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
17367 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
17369 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17371 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
17372 from integer registers.
17373 (FP mode splitters): Handle TFmode.
17375 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
17377 * tree-ssa-structalias.c (find_what_p_points_to): Return false
17378 for ref-all pointers that point-to anything.
17380 2007-06-11 Joseph Myers <joseph@codesourcery.com>
17382 * config/arm/arm.c (arm_output_dwarf_dtprel,
17383 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
17385 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
17387 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
17388 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
17391 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
17393 * tree.c (signed_or_unsigned_type_for): New.
17394 (unsigned_type_for): Use signed_or_unsigned_type_for.
17395 (signed_type_for): Use signed_or_unsigned_type_for.
17396 * tree.h (signed_or_unsigned_type_for): New.
17397 (get_signed_or_unsigned_type): Remove.
17398 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
17399 lang_hooks.types.signed_type
17400 (size_diffop): Likewise.
17401 (all_ones_mask_p): Likewise.
17402 (build_range_check): Likewise.
17403 (fold_cond_expr_with_comparison): Likewise.
17404 (fold_cond_expr_with_comparison): Likewise.
17405 (unextend): Likewise.
17406 (extract_muldiv_1): Likewise.
17407 (fold_single_bit_test_into_sign_test): Likewise.
17408 (fold_binary): Likewise.
17409 (fold_ternary): Likewise.
17410 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
17411 instead of get_signed_or_unsigned_type.
17412 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
17413 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
17414 * expr.c (signed_or_unsigned_type_for): Use
17415 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
17416 * langhooks.c (get_signed_or_unsigned_type): Remove.
17417 (lhd_signed_or_unsigned_type): Remove.
17418 * langhooks.h (lang_hooks_for_types): Remove signed_type and
17419 signed_or_unsigned_type.
17420 (lhd_signed_or_unsigned_type): Remove.
17421 * expmed.c (make_tree): Use signed_type_for instead of
17422 lang_hooks.types.signed_type.
17423 * c-common.c (same_scalar_type_ignoring_signedness): Use
17424 c_common_signed_type instead of lang_hooks.types.signed_type.
17425 (c_common_unsigned_type): New.
17426 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
17427 (shorten_compare): Use c_common_unsigned_type instead of
17428 c_common_signed_or_unsigned_type.
17429 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
17431 * convert.c (convert_to_integer): Use signed_type_for instead of
17432 lang_hooks.types.signed_type.
17433 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
17434 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
17435 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
17436 * c-format.c (check_format_types): Use c_common_unsigned_type
17437 instead of unsigned_type_for.
17438 * c-decl.c (groakdeclarator): Likewise.
17439 * c-typeck.c (convert_for_assignment): Likewise.
17440 * c-common.h (c_common_unsigned_type): New.
17442 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17445 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
17446 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
17448 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17450 PR middle-end/32279
17451 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
17452 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
17454 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
17455 Sebastian Pop <sebpop@gmail.com>
17457 * lambda-code.c (remove_iv): New.
17458 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
17460 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
17462 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
17463 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
17464 * tree-ssa-loop-prefetch.c: Include optabs.h.
17465 (FENCE_FOLLOWING_MOVNT): New macro.
17466 (struct mem_ref): Add independent_p and storent_p fields.
17467 (record_ref): Initalize the new fields.
17468 (gather_memory_references_ref): Return true if the reference
17470 (gather_memory_references): Check whether all memory accesses
17471 in loop were recorded.
17472 (should_issue_prefetch_p): Return false for nontemporal stores.
17473 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
17474 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
17475 (determine_loop_nest_reuse): Detect independent memory references.
17476 (loop_prefetch_arrays): Call mark_nontemporal_stores.
17477 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
17478 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
17479 * config/i386/i386.h (x86_mfence): Declare.
17480 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
17481 * config/i386/i386.c (x86_mfence): New variable.
17482 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
17484 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
17485 * optabs.c (init_optabs): Initialize storent_optab.
17486 * optabs.h (enum optab_index): Add OTI_storent.
17487 (storent_optab): Declare.
17488 * genopinit.c (optabs): Add initialization for storent_optab.
17489 * tree.h (MOVE_NONTEMPORAL): New macro.
17490 * expr.c (expand_assignment, store_expr, store_constructor_field,
17491 store_constructor, store_field, expand_expr_real_1): Propagate
17492 nontemporality of the expanded store.
17493 (emit_storent_insn): New function.
17494 * expr.h (expand_assignment, store_expr): Declaration changed.
17495 * function.c (assign_parm_setup_reg): Pass false as nontemporality
17496 to expand_assignment.
17497 * stmt.c (expand_asm_expr): Ditto.
17498 * calls.c (initialize_argument_information): Pass false as
17499 nontemporality to store_expr.
17500 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
17503 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
17505 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
17507 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
17509 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
17511 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
17512 and allow DECL_P here.
17514 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
17516 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
17517 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
17518 track of the size of the expression.
17519 * cfghooks.c (merge_blocks): Remove block from loops structure only
17520 after call of the merge_blocks hook.
17522 2007-06-09 Tom Tromey <tromey@redhat.com>
17524 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
17525 (deprecated_state): Removed.
17526 (start_decl): Update.
17527 (enum deprecated_states): Moved earlier.
17528 (groktypename): Update.
17529 (push_parm_decl): Likewise.
17530 (grokfield): Likewise.
17531 (start_function): Likewise.
17533 2007-06-09 Ian Lance Taylor <iant@google.com>
17535 PR tree-optimization/32169
17536 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
17537 CONVERT_EXPR, check whether min and max both converted to an
17538 overflow infinity representation.
17540 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
17542 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
17543 not inserted on the edge.
17545 2007-06-08 Bob Wilson <bob.wilson@acm.org>
17547 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
17548 instructions if they are supported.
17549 (__divsi3, __umodsi3, __modsi3): Likewise.
17550 (__ashldi3, __ashrdi3, __lshrdi3): New.
17551 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
17553 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
17554 Tony Linthicum <tony.linthicum@amd.com>
17556 * doc/invoke.texi: Add fvect-cost-model flag.
17557 * common.opt (fvect-cost-model): New flag.
17558 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
17559 cost fields in stmt_vec_info struct for STMT.
17560 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
17561 fields in stmt_vec_info struct and access functions for the same.
17562 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
17563 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
17564 load, store and vector to scalar operation.
17565 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
17566 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
17567 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
17568 (TARG_VEC_STORE_COST): Define cost of vector store.
17569 (vect_estimate_min_profitable_iters): Define new function.
17570 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
17571 check to evaluate if loop iterations are less than minimum profitable
17572 iterations determined by cost model or minimum vect loop bound defined
17573 by user, whichever is more conservative.
17574 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
17575 run-time check to evaluate if loop iterations are less than minimum
17576 profitable iterations determined by cost model or minimum vect loop
17577 bound defined by user, whichever is more conservative.
17578 (vect_estimate_min_profitable_iterations): New function to estimate
17579 mimimimum iterartions required for vector version of loop to be
17580 profitable over scalar version.
17581 (vect_model_reduction_cost): New function.
17582 (vect_model_induction_cost): New function.
17583 (vect_model_simple_cost): New function.
17584 (vect_cost_strided_group_size): New function.
17585 (vect_model_store_cost): New function.
17586 (vect_model_load_cost): New function.
17587 (vectorizable_reduction): Call vect_model_reduction_cost during
17589 (vectorizable_induction): Call vect_model_induction_cost during
17591 (vectorizable_load): Call vect_model_load_cost during analysis phase.
17592 (vectorizable_store): Call vect_model_store_cost during analysis phase.
17593 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
17594 vectorizable_promotion, vectorizable_demotion): Call
17595 vect_model_simple_cost during analysis phase.
17597 2007-06-08 Simon Baldwin <simonb@google.com>
17599 * reg-stack.c (get_true_reg): Readability change. Moved default case
17600 label into direct switch statement scope.
17602 2007-06-08 Simon Baldwin <simonb@google.com>
17604 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
17605 in gcc_assert() with '==' comparison.
17607 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17609 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
17610 TARGET_ABM handling of x86_popcnt variable.
17612 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17614 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
17615 __builtin_copysignq and __builtin_infq built-in functions.
17617 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17619 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
17620 SSE4.2 section. Correct built-in function names in SSE4A section.
17622 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17624 PR tree-optimization/32243
17625 * tree-vect-transform.c (vectorizable_type_promotion): Move check
17626 for ncopies after ratio check between nunits_out and nunits_in.
17627 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
17629 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
17631 PR tree-optimization/32224
17632 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
17633 vectorization upon a non GIMPLE_MODIFY_STMT.
17635 2007-06-08 Christian Bruel <christian.bruel@st.com>
17638 * config/sh/sh.md (doloop_end): New pattern and splitter.
17639 * loop-iv.c (simple_rhs_p): Check for hardware registers.
17641 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
17643 PR middle-end/32209
17644 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
17646 (verify_dominators): Do not change dominance tree.
17648 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
17650 * config/sh/constraints.md: New file.
17651 * config/sh/sh.c: Include tm-constrs.h.
17652 (reg_class_from_letter): Remove.
17653 (prepare_cbranch_operands): Use satisfies_constraint_*
17654 function instead of macro.
17655 (andcosts, broken_move, sh_secondary_reload): Likewise.
17656 * config/sh/predicates.md (trapping_target_operand): Likewise.
17657 (and_operand, arith_operand, arith_reg_or_0_operand,
17658 cmp_operand, logical_operand, target_operand,
17659 ua_address_operand, ua_offset, xor_operand): Likewise.
17660 * config/sh/sh.md: Include constraints.md.
17661 (*movsicc_t_false): Use satisfies_constraint_* function
17663 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
17664 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
17665 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
17666 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
17667 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
17668 (REG_CLASS_FROM_CONSTRAINT): Remove.
17669 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
17670 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
17671 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
17672 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
17673 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
17674 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
17675 function instead of macro.
17676 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
17677 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
17678 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
17679 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
17680 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
17681 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
17682 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
17683 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
17684 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
17685 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
17686 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
17687 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
17688 EXTRA_CONSTRAINT_STR): Likewise.
17689 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
17691 2007-06-07 Geoffrey Keating <geoffk@apple.com>
17693 * config/i386/darwin.h (STACK_BOUNDARY): Define.
17695 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
17698 * c-common.h (flag_cpp0x): Replaced by...
17699 (cxx_dialect): ... this new variable specifying the C++ dialect that
17701 * c-common.c (flag_cpp0x): Removed.
17702 (cxx_dialect): Defined.
17703 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
17705 * c-opts.c (c_common_post_options): Likewise.
17706 (set_std_cxx98): Set cxx_dialect to cxx98.
17707 (set_std_cxx0x): Set cxx_dialect to cxx0x.
17709 2007-06-07 Geoffrey Keating <geoffk@apple.com>
17710 Hui-May Chang <hm.chang@apple.com>
17712 * doc/invoke.texi (Darwin Options): Update documentation for
17713 -mmacosx-version-min.
17714 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
17715 * config/darwin-driver.c: New file.
17716 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
17717 * config/t-darwin (darwin-driver.o): New rule.
17719 * config/darwin-c.c (version_as_macro): Ignore low digit.
17721 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
17723 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
17724 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
17725 (CSGNMODE): New mode macro.
17726 (CSGNVMODE): New mode attribute.
17727 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
17728 expander using CSGNMODE mode macro. Handle TFmode.
17729 (copysign<mode>3_const): Rename from copysignsf3_const and
17730 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
17732 (copysign<mode>3_var): Rename from copysignsf3_var and
17733 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
17735 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
17736 mode macro. Handle TFmode.
17737 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
17738 (iortf3, *iortf3): Ditto.
17739 (xortf3, *xortf3): Ditto.
17740 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
17741 TFmode and TImode masks.
17742 (ix86_expand_copysign): Expand TFmode copysign insn.
17743 (IX86_BUILTIN_INFQ): New.
17744 (IX86_BUILTIN_FABSQ): Ditto.
17745 (IX86_BUILTIN_COPYSIGNQ): Ditto.
17746 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
17747 [__builtin_fabsq]: Ditto.
17748 [__builtin_copysignq]: Ditto.
17749 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
17750 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
17751 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
17752 ix86_expand_binop_builtin().
17754 2007-06-07 Bob Wilson <bob.wilson@acm.org>
17756 * config/xtensa/lib1funcs.asm: Clean up whitespace.
17758 2007-06-07 Steve Ellcey <sje@cup.hp.com>
17761 * rtl.h (push_to_sequence2): New.
17762 * emit-rtl.c (push_to_sequence2): New.
17763 * function.c (assign_parm_data_all): Add new fields.
17764 (assign_parm_setup_block): Call push_to_sequence2 instead of
17766 (assign_parm_setup_reg): Ditto.
17767 (assign_parm_setup_stack): Ditto.
17768 (assign_parms_unsplit_complex): Ditto.
17769 (assign_parms): Change field name.
17771 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
17773 PR tree-optimization/32220
17774 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
17775 phi node is reached before defining statement.
17777 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
17780 * tree-vect-transform.c (vectorizable_call): Call update_stmt
17781 after changing the right hand side of the assignment.
17783 2007-06-06 Eric Christopher <echristo@apple.com>
17785 * config.gcc (i?86-*-darwin*): Remove arch parameter.
17786 (x86_64-*-darwin*): Ditto.
17787 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
17788 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
17790 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17792 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
17793 coding conventions.
17794 (add_key): Likewise.
17795 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
17796 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
17798 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
17800 (add_cost_one_coalesce): Likewise.
17801 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
17802 variable names. Rename orig to orig_name for consistency.
17803 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
17804 coding conventions.
17805 (cprop_into_successor_phis): Avoid using C++ keywords as variable
17807 (record_equivalences_from_stmt): Likewise.
17808 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
17809 the coding conventions.
17810 (memory_ssa_name_same): Likewise.
17811 (dse_optimize_stmt): Likewise.
17812 (dse_record_phis): Likewise.
17813 (dse_finalize_block): Likewise.
17814 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
17815 keywords as variable names.
17816 (may_move_till): Cast according to the coding conventions.
17817 (force_move_till_expr): Avoid using C++ keywords as variable names.
17818 (force_move_till): Cast according to the coding conventions.
17819 (memref_hash): Likewise.
17820 (memref_eq): Likewise.
17821 (gather_mem_refs_stmt): Likewise.
17822 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
17823 using C++ keywords as variable names.
17824 (idx_find_step): Cast according to the coding conventions.
17825 (idx_record_use): Likewise.
17826 (find_depends): Likewise.
17827 (prepare_decl_rtl): Likewise.
17828 (mbc_entry_hash): Likewise.
17829 (mbc_entry_eq): Likewise.
17830 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
17831 (simplify_replace_tree): Avoid using C++ keywords as variable names.
17832 (idx_infer_loop_bounds): Cast according to the coding conventions.
17833 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
17834 * tree-ssa-math-opts.c (occ_new ): Likwise.
17835 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
17837 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
17839 (add_use_op): Likewise.
17840 (add_vop): Likewise.
17841 (add_vuse_op): Likewise.
17842 (add_vdef_op): Likewise.
17843 (get_expr_operands): Likewise.
17844 (push_stmt_changes): Use type safe memory macros.
17845 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
17846 keywords as variable names.
17847 (conditional_replacement): Likewise.
17848 (minmax_replacement): Likewise.
17849 (abs_replacement): Likewise.
17850 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
17851 coding conventions.
17852 (insert_fake_stores): Avoid using C++ keywords as variable names.
17853 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
17855 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
17856 (heapvar_insert): Use type safe memory macros.
17857 (new_var_info): Cast according to the coding conventions.
17858 (new_constraint): Likewise.
17859 (remove_preds_and_fake_succs): Use type safe memory macros.
17860 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
17862 (thread_single_edge): Likewise.
17863 (thread_through_loop_header): Likewise.
17865 2007-06-06 Eric Christopher <echristo@apple.com>
17867 * config/i386/i386.c (override_options): Move handling
17868 of TARGET_SUBTARGET* earlier.
17870 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
17872 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
17875 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
17877 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
17878 emited outside of basic block.
17879 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
17880 the created blocks.
17881 * rtl.h (delete_insn_chain): Declaration changed.
17882 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
17884 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
17885 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
17886 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
17887 to delete_insn_chain.
17888 (rtl_verify_flow_info_1): Verify that the insns in header and footer
17889 do not have bb field set.
17890 (rtl_verify_flow_info): Verify that insns between basic blocks do not
17892 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
17893 * cfgcleanup.c (try_optimize_cfg): Ditto.
17895 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17897 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
17898 (lambda_body_vector_new): Use type safe memory macros.
17899 (lambda_linear_expression_new): Likewise.
17900 (lambda_loopnest_new): Likewise.
17901 (lambda_lattice_new): Likewise.
17902 (replace_uses_equiv_to_x_with_y): Cast according to the coding
17903 conventions. Use type safe memory macros.
17904 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
17905 (lambda_body_vector_s): Likewise.
17906 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
17907 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
17909 2007-06-06 Richard Guenther <rguenther@suse.de>
17911 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
17912 if we need to schedule cfg_cleanup.
17913 (tree_ssa_forward_propagate_single_use_vars): Do so.
17915 2007-06-06 Ian Lance Taylor <iant@google.com>
17917 * fold-const.c (merge_ranges): If range_successor or
17918 range_predecessor fail, just return 0.
17920 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17922 PR tree-optimization/32216
17923 * tree-vectorizer.c (supportable_widening_operation): Determine
17924 signedness of FIX_TRUNC_EXPR from output operand.
17925 (supportable_narrowing_operation): Ditto.
17926 * tree-vect-generic.c (expand_vector_operations_1): Determine
17927 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
17928 from input operand.
17930 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17932 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
17933 (struct pta): ...from here. Change flags to unsigned to avoid
17934 excessive casting (as it is used as a bit mask).
17935 (override_options): Add casts according to the coding convenventions.
17936 (x86_64_elf_unique_section): Likewise.
17937 (examine_argument): Avoid using C++ keywords as variable names.
17938 (construct_container): Likewise.
17939 (legitimize_pic_address): Likewise.
17940 (get_dllimport_decl): Cast according to the coding conventions. Use
17941 type safe memory macros.
17942 (legitimize_address): Cast according to the coding conventions.
17943 (emit_i387_cw_initialization): Corrected the type of slot to enum
17945 (ix86_init_machine_status): Use type safe memory macros.
17946 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
17947 (bdesc_pcmpistr): Likewise.
17948 (bdesc_crc32): Likewise.
17949 (bdesc_sse_3arg): Likewise.
17950 (bdesc_2arg): Likewise.
17951 (bdesc_1arg): Likewise.
17952 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
17953 (ix86_expand_sse_pcmpistr): Likewise.
17954 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
17955 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
17956 int to match the langhook definition.
17957 (ix86_builtin_conversion): Change the type of code to unsigned init to
17958 match the langhook definition.
17959 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
17961 (ix86_preferred_output_reload_class): Likewise.
17962 (ix86_cannot_change_mode_class): Likewise.
17963 (ix86_memory_move_cost): Likewise.
17964 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
17965 avoid excessive casting later on.
17966 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
17968 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17970 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
17971 as flags setting insn.
17972 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
17974 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17976 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
17977 (UNSPEC_ROUND): New.
17978 ("sse4_1_round<mode>2"): New insn pattern.
17979 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
17981 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
17982 expander using SSEMODEF mode macro. Expand using
17983 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17984 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
17985 expander using SSEMODEF mode macro. Expand using
17986 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17987 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
17988 expander using SSEMODEF mode macro. Expand using
17989 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17990 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
17991 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
17992 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
17995 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
17996 Sebastian Pop <sebpop@gmail.com>
17998 * lambda.h (build_linear_expr): New.
17999 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
18000 Use build_linear_expr, call fold and force_gimple_operand.
18001 (lambda_loopnest_to_gcc_loopnest): Check that there is
18002 something to insert.
18003 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
18005 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
18007 PR preprocessor/23479
18008 * doc/extend.texi: Document the 0b-prefixed binary integer
18009 constant extension.
18011 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18013 PR tree-optimization/32215
18014 * tree-vectorizer.c (supportable_widening_operation): Return false
18015 for unsupported FIX_TRUNC_EXPR tree code.
18016 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
18018 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
18020 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
18021 register on SPE targets. Change documentation to reflect
18023 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
18024 Change FIXED_SCRATCH to 14 and document why we're keeping r14
18025 out of the register allocation pool.
18026 (rs6000_reg_live_or_pic_offset_p): New function.
18027 (rs6000_emit_prologue): Move the actual saving of LR up to free
18028 r0 for holding r11. Split saving of SPE 64-bit registers into
18029 its own case. Ensure that offsets will always be in-range for
18030 'evstdd' by using r11 as a scratch register to point at the start
18031 of the SPE save area. Save r11 if necessary, as it is the static
18033 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
18034 into its own case. Ensure that offsets will always be in-range
18035 for 'evldd' by using r11 as a scratch register to point at the
18036 start of the SPE save area. Also adjust r11 when restoring
18037 the stack pointer to compensate for pre-loading r11.
18039 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
18041 * cfg.c (init_flow): Use type safe memory macros.
18042 (alloc_block): Likewise.
18043 (unchecked_make_edge): Likewise.
18044 (dump_flow_info): Avoid using C++ keywords as variable names.
18045 (copy_original_table_clear): Cast according to the coding conventions.
18046 (copy_original_table_set): Likewise.
18047 * cfgexpand (label_rtx_for_bb): Likewise.
18048 (expand_gimple_basic_block): Likewise.
18049 * cfghooks.c (dump_bb): Likewise.
18050 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
18052 (lv_add_condition_to_bb): Likewise.
18053 * cfglayout (relink_block_chain): Cast according to the coding
18055 (fixup_reorder_chain): Likewise.
18056 (fixup_fallthru_exit_predecessor): Likewise.
18057 * cfgloop.c (glb_enum_p): Likewise.
18058 (get_exit_description): Likewise.
18059 (dump_recorded_exit): Likewise.
18060 * cfgloop.h (enum loop_estimation): Move out of struct scope...
18061 (struct loop): ... from here.
18062 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
18064 * cfgrtl.c (rtl_create_basic_block): Likewise.
18065 (rtl_split_block): Likewise.
18066 (rtl_dump_bb): Likewise.
18067 (cfg_layout_split_block): Likewise.
18068 (init_rtl_bb_info): Use typesafe memory macros.
18070 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
18071 * graphds.h: Updated all usages of edge to graph_edge.
18072 * graphds.c: Likewise.
18073 * cfgloopanal.c: Likewise.
18075 2007-06-05 Ian Lance Taylor <iant@google.com>
18077 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
18078 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
18079 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
18081 (test_for_singularity): Likewise.
18083 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18085 * config/i386/constraints.md ("Y2"): Replaced by ...
18087 * config/i386/i386.md: Likewise.
18088 * config/i386/mmx.md: Likewise.
18089 * config/i386/sse.md: Likewise.
18091 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18093 * config/i386/constraints.md ("z"): Replaced by ...
18095 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
18096 (sse4_1_blendvps): Likewise.
18097 (sse4_1_pblendvb): Likewise.
18098 (sse4_2_pcmpestr): Likewise.
18099 (sse4_2_pcmpestrm): Likewise.
18100 (sse4_2_pcmpestr_cconly): Likewise.
18101 (sse4_2_pcmpistr): Likewise.
18102 (sse4_2_pcmpistrm): Likewise.
18103 (sse4_2_pcmpistr_cconly): Likewise.
18105 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
18107 * matrix-reorg.c (transform_access_sites): Fix computation.
18108 (transform_allocation_sites): Same.
18110 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18112 * config/i386/i386.c (override_options): Use
18113 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
18115 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18117 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
18118 (nonimm_not_xmm0_operand): Ditto.
18119 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
18120 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
18121 as operand[2] predicate. Require "z" class XMM register for
18122 operand[3]. Adjust asm template.
18123 ("sse4_1_blendvpd"): Ditto.
18124 ("sse4_1_pblendvb"): Ditto.
18125 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
18126 force op2 into xmm0 register for variable blend instructions.
18128 2007-06-04 Tom Tromey <tromey@redhat.com>
18130 * c-tree.h (start_enum): Update.
18131 (build_enumerator): Likewise.
18132 * c-decl.c (enum_next_value): Removed.
18133 (enum_overflow): Likewise.
18134 (start_enum): Add c_enum_contents argument. Don't use globals.
18135 (build_enumerator): Likewise.
18136 * c-tree.h (struct c_enum_contents): New struct.
18138 2007-06-04 Tom Tromey <tromey@redhat.com>
18140 * c-common.c (c_common_get_alias_set): Fix indentation.
18142 2007-06-04 Ian Lance Taylor <iant@google.com>
18144 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
18145 to overflow, reduce overflow infinity to regular infinity.
18146 (vrp_var_may_overflow): New static function.
18147 (vrp_visit_phi_node): Check vrp_var_may_overflow.
18149 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
18151 * stor-layout.c (layout_type): Remove duplicate code.
18153 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
18156 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
18157 before build_common_builtin_nodes ().
18159 2007-06-04 Steve Ellcey <sje@cup.hp.com>
18162 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
18164 2007-06-04 Jan Hubicka <jh@suse.cz>
18166 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
18167 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
18168 instead of _stat version.
18170 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
18172 PR tree-optimization/32194
18173 * tree-predcom.c (determine_offset): Check that both references have
18176 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
18178 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
18179 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
18180 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
18181 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
18182 Add argument to iterate_fix_dominators call.
18183 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
18184 * gcse.c (hoist_code): Change domby to vector.
18185 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
18186 Add argument to iterate_fix_dominators call.
18187 * loop-doloop.c (doloop_modify): Changed recount_dominator to
18188 recompute_dominator.
18189 * lambda-code.c (perfect_nestify): Ditto.
18190 * cfgloopanal.c: Include graphds.h.
18191 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
18192 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
18193 (mark_irreducible_loops): Use graphds_scc. Remove argument from
18195 * graphds.c: New file.
18196 * graphds.h: New file.
18197 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
18198 (get_dominated_by, get_dominated_by_region): Change return type to
18200 (verify_dominators): Recompute all dominators and compare the results.
18201 (recount_dominator): Renamed to ...
18202 (recompute_dominator): ... this. Do not check that the block is
18203 dominated by entry.
18204 (iterate_fix_dominators): Reimplemented.
18205 (prune_bbs_to_update_dominators, root_of_dom_tree,
18206 determine_dominators_for_sons): New functions.
18207 * et-forest.c (et_root): New function.
18208 * et-forest.h (et_root): Declare.
18209 * Makefile.in (graphds.o): Add.
18210 (cfgloopanal.o): Add graphds.h dependency.
18211 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
18212 * basic-block.h (get_dominated_by, get_dominated_by_region,
18213 iterate_fix_dominators): Declaration changed.
18214 (recount_dominator): Renamed to ...
18215 (recompute_dominator): ... this.
18216 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
18217 (thread_through_all_blocks): Do not free dominance info.
18219 2007-06-03 Andreas Schwab <schwab@suse.de>
18221 * config/m68k/m68k.c (override_options): Don't override
18223 * config/m68k/m68k-modes.def (SF, DF): Define to use
18224 motorola_single_format and motorola_double_format, resp.
18225 * real.c (motorola_single_format): Renamed from
18226 coldfire_single_format.
18227 (motorola_double_format): Renamed from coldfire_double_format.
18228 (encode_ieee_extended): Generate a proper canonical NaN image
18229 respecting canonical_nan_lsbs_set.
18230 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
18232 * real.h: Adjust declarations.
18234 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
18237 * config/sh/sh.md (symGOT_load): Don't schedule insns when
18238 the symbol is generated with the stack protector.
18240 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
18242 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
18243 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
18245 * doc/extend.texi (interrupt): Mention m68k.
18247 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
18249 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
18250 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
18251 (ix86_expand_sse_pcmpestr): Do not check operands for
18252 "register_operand", when insn operand predicate is "register_operand".
18253 (ix86_expand_sse_pcmpistr): Ditto.
18255 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
18256 Uros Bizjak <ubizjak@gmail.com>
18258 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
18259 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
18260 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
18261 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
18262 * config/i386/constraints.md ("z"): New register constraint
18263 for members of SSE_FIRST_REG class.
18264 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
18265 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
18266 SSE_FIRST_REG class.
18267 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
18268 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
18269 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
18270 (IX86_BUILTIN_PCMPESTRM128): Likewise.
18271 (IX86_BUILTIN_PCMPESTRA128): Likewise.
18272 (IX86_BUILTIN_PCMPESTRC128): Likewise.
18273 (IX86_BUILTIN_PCMPESTRO128): Likewise.
18274 (IX86_BUILTIN_PCMPESTRS128): Likewise.
18275 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
18276 (IX86_BUILTIN_PCMPISTRI128): Likewise.
18277 (IX86_BUILTIN_PCMPISTRM128): Likewise.
18278 (IX86_BUILTIN_PCMPISTRA128): Likewise.
18279 (IX86_BUILTIN_PCMPISTRC128): Likewise.
18280 (IX86_BUILTIN_PCMPISTRO128): Likewise.
18281 (IX86_BUILTIN_PCMPISTRS128): Likewise.
18282 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
18283 (struct builtin_description): Change "flag" field to unsigned.
18284 (bdesc_pcmpestr): New builtin description table.
18285 (bdesc_pcmpistr): Likewise.
18286 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
18287 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
18288 Initialize pcmp[ei]str[im] insns for SSE4.2.
18289 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
18290 (ix86_expand_sse_pcmpistr): Likewise.
18291 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
18292 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
18293 (UNSPEC_PCMPISTR): Likewise.
18294 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
18295 (sse4_2_pcmpestri):New isns pattern.
18296 (sse4_2_pcmpestrm): Likewise.
18297 (sse4_2_pcmpestr_cconly): Likewise.
18298 (sse4_2_pcmpistr): New insn patern and splitter.
18299 (sse4_2_pcmpistri):New isns pattern.
18300 (sse4_2_pcmpistrm): Likewise.
18301 (sse4_2_pcmpistr_cconly): Likewise.
18302 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
18305 2007-06-01 David Daney <ddaney@avtrex.com>
18307 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
18308 LOADGP_ABSOLUTE and not binds_local_p.
18310 2007-06-01 Geoffrey Keating <geoffk@apple.com>
18312 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
18314 2007-06-01 Ian Lance Taylor <iant@google.com>
18316 * tree-vrp.c (compare_name_with_value): Always set
18317 used_strict_overflow if we get a result from the variable itself.
18319 2007-06-01 Ian Lance Taylor <iant@google.com>
18321 PR rtl-optimization/31455
18322 * lower-subreg.c (find_decomposable_subregs): Don't decompose
18323 subregs which have a cast between modes which are not tieable.
18325 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
18327 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
18328 breaks after return statements.
18330 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
18332 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
18333 only after no_new_pseudos.
18335 2007-05-31 Eric Christopher <echristo@apple.com>
18337 * expr.c (convert_move): Assert that we don't have a BLKmode
18339 (store_expr): Handle BLKmode moves by calling emit_block_move.
18341 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
18343 * c-typeck.c (build_indirect_ref): Include type in error message.
18344 (build_binary_op): Pass types to binary_op_error.
18345 * c-common.c (binary_op_error): Take two type arguments, print out
18347 * c-common.h (binary_op_error): Update prototype.
18349 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
18351 * config/i386/i386.c: Correct coments on -mno-sse4.
18353 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
18355 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
18356 (x86_64-*-*): Likewise.
18357 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
18358 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
18359 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
18360 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
18361 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
18362 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
18363 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
18364 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
18365 (OPTION_MASK_ISA_SSE4): Likewise.
18366 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
18367 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
18368 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
18369 (override_options): Support SSE4.2.
18370 (ix86_build_const_vector): Support SImode and DImode.
18371 (ix86_build_signbit_mask): Likewise.
18372 (ix86_expand_int_vcond): Support V2DImode.
18373 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
18374 (IX86_BUILTIN_CRC32HI): Likewise.
18375 (IX86_BUILTIN_CRC32SI): Likewise.
18376 (IX86_BUILTIN_CRC32DI): Likewise.
18377 (IX86_BUILTIN_PCMPGTQ): Likewise.
18378 (bdesc_crc32): Likewise.
18379 (bdesc_sse_3arg): Likewise.
18380 (ix86_expand_crc32): Likewise.
18381 (ix86_init_mmx_sse_builtins): Support SSE4.2.
18382 (ix86_expand_builtin): Likewise.
18383 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
18384 __SSE4_2__ for -msse4.2.
18385 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
18386 (CRC32MODE): Likewise.
18387 (crc32modesuffix): Likewise.
18388 (crc32modeconstraint): Likewise.
18389 (sse4_2_crc32<mode>): Likewise.
18390 (sse4_2_crc32di): Likewise.
18391 * config/i386/i386.opt (msse4.2): New for SSE4.2.
18393 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
18394 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
18395 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
18396 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
18397 (vcondu<mode>): Likewise.
18398 * doc/extend.texi: Document SSE4.2 built-in functions.
18399 * doc/invoke.texi: Document -msse4.2/-msse4.
18401 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
18403 PR tree-optimization/32160
18404 * tree-predcom.c (predcom_tmp_var): New function. Mark created
18405 variable as gimple reg.
18406 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
18408 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
18410 * gcc.c (main): Don't consider linker options when issuing the
18411 warning about a linker input file not being used.
18413 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18415 * tree-vrp.c (compare_names): Initialize sop.
18417 2007-05-30 Dirk Mueller <dmueller@suse.de>
18419 * cgraphunit.c (cgraph_analyze_function): Remove
18420 computation of inline parameters.
18422 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18424 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
18426 2007-05-30 Richard Sandiford <richard@codesourcery.com>
18428 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
18429 Add vx-common.h. Include vxworks.h between vx-common.h and
18431 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
18433 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
18434 (TARGET_ASM_DESTRUCTOR): Likewise.
18435 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
18436 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
18437 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
18438 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
18439 (VXWORKS_ENDIAN_SPEC): Define.
18440 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
18441 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
18442 VXWORKS_* equivalents.
18443 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
18444 (ASM_FILE_START): Delete.
18445 (TARGET_VERSION): Reformat.
18446 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
18447 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
18448 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
18449 (FPBIT, DPBIT): Define.
18450 (fp-bit.c, dp-bit.c): New rules.
18451 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
18452 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
18453 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
18454 * config/arm/arm.h: Include vxworks-dummy.h.
18455 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
18456 Mark with ATTRIBUTE_UNUSED.
18457 (arm_override_options): Do not allow VxWorks RTP PIC to be used
18458 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
18459 make it incompatible with -msingle-pic-base.
18460 (arm_function_ok_for_sibcall): Return false for calls that might
18461 go through a VxWorks PIC PLT entry.
18462 (require_pic_register): New function, split out from...
18463 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
18465 (arm_load_pic_register): Handle the VxWorks RTP initialization
18466 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
18467 (arm_emit_call_insn): New function.
18468 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
18469 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
18470 (pic_offset_arm): New pattern.
18471 (call, call_value): Use arm_emit_call_insn.
18472 (call_internal, call_value_internal): New expanders.
18473 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
18474 VxWorks unless __PIC__.
18476 2007-05-30 Eric Christopher <echristo@gmail.com>
18478 * genrecog.c: Include regs.h in generated file.
18479 * genemit.c: Ditto. Fix up formatting.
18480 * config/mn10300/constraints.md: New.
18481 * config/mn10300/mn10300.md: Include.
18482 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
18483 Fix up for removed macro.
18484 * config/mn10300/predicates.md (call_address_operand): Ditto.
18485 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
18486 (CONST_OK_FOR_I): Ditto.
18487 (CONST_OK_FOR_J): Ditto.
18488 (CONST_OK_FOR_K): Ditto.
18489 (CONST_OK_FOR_L): Ditto.
18490 (CONST_OK_FOR_M): Ditto.
18491 (CONST_OK_FOR_N): Ditto.
18492 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
18496 (EXTRA_CONSTRAINT): Ditto.
18498 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18500 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
18502 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
18503 OPTION_MASK_ISA_64BIT.
18504 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
18506 2007-05-30 Richard Guenther <rguenther@suse.de>
18508 PR middle-end/32152
18509 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
18510 types for comparison.
18511 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
18512 with original typed arguments.
18513 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
18515 2007-05-30 Jakub Jelinek <jakub@redhat.com>
18517 PR tree-optimization/31769
18518 * except.c (duplicate_eh_regions): Clear prev_try if
18519 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
18521 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
18523 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
18524 * tree-ssa-sink.c (statement_sink_location): Return basic block and
18525 bsi of the location where statements should be inserted.
18526 (sink_code_in_bb): Take bsi from statement_sink_location.
18527 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
18528 instead of bsi_start.
18529 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
18531 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
18532 (bsi_move_before): Document inconsistency with bsi_move_after.
18533 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
18535 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18537 * config/i386/i386.h (TARGET_ABM): New define.
18538 (TARGET_POPCNT): Ditto.
18539 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
18540 New temporary defines to redefine from OPTION_ISA_* defines.
18541 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
18542 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
18543 (ix86_isa_flags): New extern int declaration.
18544 (TARGET_SUBTARGET_DEFAULT): New define.
18545 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
18546 (TARGET_SUBTARGET32_DEFAULT): Ditto.
18547 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
18548 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
18549 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
18550 * config/i386/darwin.h: Change TARGET_64BIT define to
18553 * config/i386/i386.opt (m3dnowa): Define as undocumented option
18554 using existing "ix86_isa_flags" varible.
18555 (m32, m64): Use existing "ix86_isa_flags" variable.
18556 (mmmx, m3dnow): Ditto.
18557 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
18558 (mabm): Define as non-negative option using "x86_abm" variable.
18559 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
18561 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
18562 Rewrite feature test bitmap.
18563 (ix86_isa_flags): New initialized global int varible.
18564 (ix86_isa_flags_explicit): New static int variable.
18565 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
18566 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
18567 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
18568 target_flags_explicit.
18569 (override_options): Remove "target_enable" and "target_disable" fields
18570 from "struct ptt". Update processor_target_table accordingly. Remove
18571 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
18572 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
18573 "target_flags" and "ix86_isa_flags_explicit" instead of
18574 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
18575 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
18576 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
18577 to true when either of PTA_POPCNT or PTA_ABM is set in
18578 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
18579 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
18580 processor_alias_table flags entry. Remove handling of
18581 "target_enable" and "target_disable" fields of processor_target_table.
18582 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
18583 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
18584 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
18585 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
18586 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
18588 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
18590 2007-05-29 David Daney <ddaney@avtrex.com>
18593 * config/mips/mips.c (mips_output_mi_thunk): Emit
18594 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
18596 2007-05-29 Hui-May Chang <hm.chang@apple.com>
18597 * config/i386/i386.c (ix86_function_regparm): Added checking of
18598 ix86_force_align_arg_pointer to determine the number of
18599 register parameters.
18601 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
18603 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
18604 (SET_DR_MISALIGNMENT): New.
18605 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
18606 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
18607 Use SET_DR_MISALIGNMENT.
18608 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
18610 * tree-data-ref.c (create_data_ref, compute_all_dependences,
18611 find_loop_nest): Export.
18612 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
18613 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
18614 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
18615 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
18617 (struct mem_ref): Add field reuse_distance.
18618 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
18619 Initialize reuse_distance field.
18620 (issue_prefetch_ref): Select temporality of prefetch according to
18622 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
18623 self_reuse_distance, determine_loop_nest_reuse): New functions.
18624 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
18625 (tree_ssa_prefetch_arrays): Dump L2 cache size.
18626 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
18629 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
18631 * tree-ssa-alias.c: Add aliasing overview.
18633 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
18634 Danny Smith <dannysmith@users.sourceforge.net>
18637 * config/i386/t-crtfm: Compile crtfastmath.o with
18638 -minline-all-stringops.
18639 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
18640 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
18642 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18644 * doc/md.texi: Document constraints on HP PA-RISC.
18646 * pa/constraints.md: New file.
18647 * pa.md: Include constraints.md.
18648 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
18649 (integer_store_memory_operand, ldil_cint_p): New functions.
18650 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
18651 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
18652 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
18653 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
18654 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
18656 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
18659 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
18660 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
18661 case POSTDECREMENT_EXPR>): Return the error_mark_node
18662 if either the real or imaginary parts would an
18665 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
18667 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
18668 name when we remove it from a call.
18670 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
18672 * targhooks.c (default_narrow_bitfield): Remove.
18673 * targhooks.h: Remove the prototype for
18674 default_narrow_bitfield.
18676 * langhooks-def.h: Remove the prototype for
18677 hook_get_alias_set_0.
18678 * langhooks.c (hook_get_alias_set_0): Remove.
18680 * global.c (EXECUTE_IF_CONFLICT): Remove.
18682 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
18685 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
18686 return true when truth_value_p is true and the type
18689 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
18691 * doc/install.texi (Prerequisites): We no longer require Autoconf
18692 2.13 for the top-level.
18694 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
18696 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
18697 memory access via x86_expand_vector_move_misalign() only for
18698 TImode values on 32-bit targets.
18700 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
18702 * matrix-reorg.c: New file. Implement matrix flattening and
18703 transposing optimization.
18704 * tree-pass.h: Add matrix reorg pass.
18705 * common.opt: Add fipa-mreorg flag.
18706 * Makefile.in: Add matrix-reorg.c.
18707 * passes.c: Add matrix reorg pass.
18708 * varpool.c (add_new_static_var): New function.
18709 * cgraph.h (add_new_static_var): Declare.
18711 2007-05-27 Eric Christopher <echristo@apple.com>
18713 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
18714 sp_offset depending on stack size. Save r12 depending
18715 on registers we're saving later.
18716 (rs6000_emit_epilogue): Update sp_offset depending only
18719 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
18721 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
18722 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
18723 * ifcvt.c (if_convert): Ditto.
18724 * tree-ssa-threadupdate.c (thread_block): Ditto.
18725 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
18726 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
18727 verify_loop_closed_ssa): Check number_of_loops instead of
18729 * predict.c (tree_estimate_probability): Ditto.
18730 * tree-if-conv.c (main_tree_if_conversion): Ditto.
18731 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
18732 * modulo-sched.c (sms_schedule): Ditto.
18733 * tree-scalar-evolution.c (scev_const_prop): Ditto.
18734 (scev_finalize): Do not do anything if scev analysis was not
18736 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
18737 current_loops == NULL.
18738 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
18739 * loop-init.c (loop_optimizer_init): Do not free current_loops when
18740 there are no loops.
18741 (loop_optimizer_finalize): Assert that loops were analyzed.
18742 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
18743 rtl_doloop): Check number_of_loops instead of current_loops.
18744 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
18745 current_loops == NULL.
18746 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
18747 gate_tree_vectorize tree_linear_transform, check_data_deps,
18748 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
18749 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
18750 Check number_of_loops instead of current_loops.
18751 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
18752 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
18753 free loops if available.
18754 (execute_pre): Do not pass do_fre to fini_pre.
18756 2007-05-27 Tobias Burnus <burnus@net-b.de>
18758 PR middle-end/32083
18759 * real.c (mpfr_from_real): Fix sign of -Inf.
18761 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
18763 * tree-vect-transform.c (vectorizable_conversion): Initialize
18764 tree_code variables to ERROR_MARK.
18765 (vectorizable_type_demotion): Likewise.
18766 (vectorizable_type_promotion): Likewise.
18768 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
18771 * config/i386/i386.md (movti): Handle push operands via
18772 ix86_expand_push().
18774 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
18776 * basic-block.h: Remove the prototype for merge_seq_blocks.
18777 * cfgcleanup.c (merge_seq_blocks): Remove.
18779 * tree-flow.h: Remove the prototype for is_aliased_with.
18780 * tree-ssa-alias.c (is_aliased_with): Remove.
18782 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
18784 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
18786 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
18788 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
18789 ix86_expand_sse4_unpack if SSE4.1 is enabled.
18790 (vec_unpacks_hi_v16qi): Likewise.
18791 (vec_unpacku_lo_v16qi): Likewise.
18792 (vec_unpacks_lo_v16qi): Likewise.
18793 (vec_unpacku_hi_v8hi): Likewise.
18794 (vec_unpacks_hi_v8hi): Likewise.
18795 (vec_unpacku_lo_v8hi): Likewise.
18796 (vec_unpacks_lo_v8hi): Likewise.
18797 (vec_unpacku_hi_v4si): Likewise.
18798 (vec_unpacks_hi_v4si): Likewise.
18799 (vec_unpacku_lo_v4si): Likewise.
18800 (vec_unpacks_lo_v4si): Likewise.
18802 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
18804 * c-typeck.c, config/arm/arm.c, config/darwin.c,
18805 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
18806 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
18807 follow spelling conventions in various
18808 warning/error/diagnostic messages.
18810 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
18811 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
18812 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
18813 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
18814 tree-vrp.c: Fix comment typos. Follow spelling conventions.
18815 * doc/tm.texi: Follow spelling conventions.
18817 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
18820 * tree-ssa-forwprop.c
18821 (forward_propagate_addr_into_variable_array_index): Remove
18822 the lhs argument. Use the type of def_rhs instead of lhs.
18823 (forward_propagate_addr_expr_1): Update use of
18824 forward_propagate_addr_into_variable_array_index.
18826 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
18827 Nigel Stephens <nigel@mips.com>
18829 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
18830 function attributes, "far" being an alias for "long_call".
18831 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
18832 (mips_near_type_p, mips_far_type_p): New.
18833 (mips_comp_type_attributes): New function to check that attributes
18834 attached to a function type are compatible.
18835 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
18836 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
18837 to the target function of the thunk.
18838 (mips_encode_section_info): Check for "near" and "far" function
18839 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
18841 * config/mips/predicates.md (const_call_insn_operand): Test only
18842 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
18844 * doc/extend.texi (Function Attributes): Document MIPS "near" and
18847 * testsuite/gcc.target/mips/near-far-1.c: New test case.
18848 * testsuite/gcc.target/mips/near-far-2.c: New test case.
18849 * testsuite/gcc.target/mips/near-far-3.c: New test case.
18850 * testsuite/gcc.target/mips/near-far-4.c: New test case.
18852 2007-05-25 Eric Christopher <echristo@apple.com>
18854 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
18855 to x86-darwin configurations.
18856 * config/i386/t-darwin: Add softfp support.
18857 * config/i386/t-darwin64: Ditto.
18858 * config/i386/sfp-machine.h: If mach then don't use
18859 aliasing, emit a stub to call.
18861 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
18863 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
18864 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
18865 tree-predcom.c, tree-ssa-alias-warnings.c,
18866 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
18867 comment typos. Follow spelling conventions.
18868 * doc/cpp.texi, doc/invoke.texi: Fix typos.
18870 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
18873 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
18874 constants into memory. Expand unaligned memory references for
18875 SSE modes via x86_expand_vector_move_misalign() function.
18877 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
18879 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
18880 "memory" attribute for "sseishft" type insn without operands[2].
18882 2007-05-25 Dirk Mueller <dmueller@suse.de>
18883 Marcus Meissner <meissner@suse.de>
18885 * doc/extend.texi (alloc_size): New attribute.
18886 * c-common.c (handle_alloc_size_attribute): New.
18887 * tree-object-size.c (alloc_object_size): Use alloc_size
18888 attribute, if available.
18890 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
18892 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
18894 (__builtin_ia32_vec_ext_v2di): Likewise.
18895 (__builtin_ia32_vec_ext_v4si): Likewise.
18896 (__builtin_ia32_vec_ext_v8hi): Likewise.
18897 (__builtin_ia32_vec_ext_v16qi): Likewise.
18898 (__builtin_ia32_vec_set_v8hi): Likewise.
18900 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
18902 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
18904 2007-05-25 Richard Sandiford <richard@codesourcery.com>
18906 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
18907 (arm_is_longcall_p): Rename to...
18908 (arm_is_long_call_p): ...this. Take a single tree argument and
18910 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
18911 (CUMULATIVE_ARGS): Remove call_cookie.
18912 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
18913 (ENCODED_LONG_CALL_ATTR_P): Delete.
18914 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
18915 LONG_CALL_FLAG_CHAR cases.
18916 (ARM_DECLARE_FUNCTION_SIZE): Delete.
18917 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
18918 ARM_DECLARE_FUNCTION_SIZE.
18919 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
18920 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
18921 (arm_encode_call_attribute, current_file_function_operand): Delete.
18922 (arm_function_in_section_p): New function.
18923 (arm_is_longcall_p): Rename to...
18924 (arm_is_long_call_p): ...this. Take the target function as a single
18925 argument and return a bool. Do not rely on call cookies. Check
18926 whether the target symbol is in the same section as the current
18927 function, not just the same compilation unit.
18928 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
18929 (arm_encode_section_info): Don't encode a call type.
18930 * config/arm/arm.md (call, call_value): Update calls to
18931 arm_is_long(_)call_p. Simplify logic.
18932 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
18933 Update calls to arm_is_long(_)call_p.
18935 2007-05-25 Richard Guenther <rguenther@suse.de>
18937 PR tree-optimization/31982
18938 * tree-ssa-forwprop.c
18939 (forward_propagate_addr_into_variable_array_index): Handle arrays
18940 with element size one.
18942 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
18944 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
18945 (umulsi3_highpart): Likewise.
18947 2007-05-24 Ian Lance Taylor <iant@google.com>
18949 PR rtl-optimization/32069
18950 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
18953 2007-05-24 Ollie Wild <aaw@google.com>
18955 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
18958 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
18960 * postreload-gcse.c (reg_changed_after_insn_p): New function.
18961 (oprs_unchanged_p): Use it to check all registers in a REG.
18962 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
18963 (reg_set_between_after_reload_p): Delete.
18964 (reg_used_between_after_reload_p): Likewise.
18965 (reg_set_or_used_since_bb_start): Likewise.
18966 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
18967 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
18968 Use reg_set_between_p instead of reg_set_between_after_reload_p.
18969 * rtlanal.c (reg_set_p): Check whether REG overlaps
18970 regs_invalidated_by_call, rather than just checking the
18971 membership of REGNO (REG).
18973 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
18975 * doc/passes.texi: Document predictive commoning.
18976 * doc/invoke.texi (-fpredictive-commoning): Document.
18977 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
18978 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
18979 adding indices to the generated name.
18980 (schedule_sm): Pass 0 to get_lsm_tmp_name.
18981 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
18982 * tree-pretty-print.c (op_symbol_1): Renamed to ...
18983 (op_symbol_code): ... and exported.
18984 (dump_omp_clause, op_symbol): Use op_symbol_code
18985 instead of op_symbol_1.
18986 * tree-pass.h (pass_predcom): Declare.
18987 * timevar.def (TV_PREDCOM): New timevar.
18988 * tree-ssa-loop.c (run_tree_predictive_commoning,
18989 gate_tree_predictive_commoning, pass_predcom): New.
18990 * tree-data-ref.c (find_data_references_in_loop): Find the
18991 references in dominance order.
18992 (canonicalize_base_object_address): Ensure that the result has
18994 (dr_analyze_innermost): Export.
18995 (create_data_ref): Code to fail for references with invariant
18997 (find_data_references_in_stmt): ... here.
18998 * tree-data-ref.h (dr_analyze_innermost): Declare.
18999 * tree-affine.c: Include tree-gimple.h and hashtab.h.
19000 (aff_combination_find_elt, name_expansion_hash,
19001 name_expansion_eq, tree_to_aff_combination_expand,
19002 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
19004 * tree-affine.h (aff_combination_constant_multiple_p,
19005 tree_to_aff_combination_expand): Declare.
19006 * tree-predcom.c: New file.
19007 * common.opt (fpredictive-commoning): New option.
19008 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
19009 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
19010 * Makefile.in (tree-predcom.o): Add.
19011 (tree-affine.o): Add TREE_GIMPLE_H dependency.
19012 * passes.c (init_optimization_passes): Add dceloop after
19013 copy propagation in loop optimizer. Add predictive commoning
19014 to loop optimizer passes.
19016 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19018 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
19021 2007-05-24 Jan Hubicka <jh@suse.cz>
19023 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
19025 (genheader): Include statistics.h.
19027 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
19029 * print-rtl.c (flag_dump_unnumbered): Update comments.
19030 (print_rtl): Fix my previous change.
19031 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
19034 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
19036 PR middle-end/32018
19037 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
19039 (thread_through_all_blocks): Call initialize_original_copy_tables
19040 and free_original_copy_tables.
19041 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
19043 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
19044 * cfghooks.c (duplicate_block): Use get_loop_copy.
19045 * cfg.c: Include cfgloop.h.
19046 (loop_copy): New hash table.
19047 (initialize_original_copy_tables): Initialize loop_copy table.
19048 (free_original_copy_tables): Free loop_copy table.
19049 (copy_original_table_clear, copy_original_table_set,
19050 set_loop_copy, get_loop_copy): New functions.
19051 (set_bb_original, set_bb_copy): Use copy_original_table_set.
19052 * cfgloop.h (struct loop): Remove copy field.
19053 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
19054 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
19056 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19058 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
19059 -msse/-msse2/-msse3.
19061 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19063 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
19064 __builtin_ia32_vec_set_v2di with MASK_64BIT.
19066 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
19069 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
19070 * targhooks.h (default_mangle_decl_assembler_name): Declare
19072 * targhooks.c (default_mangle_decl_assembler_name): Define
19074 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
19076 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
19077 * langhooks.c (lhd_set_decl_assembler_name): Call
19078 targetm.mangle_decl_assembler_name for names with global scope.
19080 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
19082 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
19083 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
19085 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
19086 New. Factored out of i386_pe_encode_section_info.
19087 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
19088 Move check for prior decoration of stdcall
19089 symbols to i386_pe_encode_section_info.
19090 (i386_pe_encode_section_info): Adjust call to
19091 gen_stdcall_or_fastcall_suffix. Use
19092 i386_pe_maybe_mangle_decl_assembler_name, if needed.
19093 (i386_pe_mangle_decl_assembler_name): New. Wrap
19094 i386_pe_maybe_mangle_decl_assembler_name.
19096 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
19098 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
19099 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
19100 * langhooks.c (get_signed_or_unsigned_type): Don't check for
19101 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
19102 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
19105 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
19106 Nigel Stephens <nigel@mips.com>
19107 Richard Sandiford <richard@codesourcery.com>
19109 Fix up MIPS16 hard float and add support for complex.
19111 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
19112 (TARGET_SOFT_FLOAT_ABI): New.
19113 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
19114 __mips_soft_float to reflect the ABI in use, not whether the
19115 FPU is directly accessible (e.g., in MIPS16 mode).
19116 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
19117 (UNITS_PER_FPVALUE): Likewise.
19119 * config/mips/mips.c (mips_expand_call): Remove redundant
19120 TARGET_MIPS16 check.
19121 (mips_arg_regno): New.
19122 (function_arg_advance): When setting bits in cum->fp_code for
19123 MIPS16, don't subtract 1 from cum->arg_number, since it is now
19125 (function_arg): Use mips_arg_regno.
19126 (mips_return_mode_in_fpr_p): New.
19127 (mips16_call_stub_mode_suffix): New.
19128 (mips16_cfun_returns_in_fpr_p): New.
19129 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
19130 (mips_output_function_prologue): Test mips16_hard_float, not
19131 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
19132 (mips_expand_epilogue): Call MIPS16 helper routines to copy
19133 return value into a floating-point register.
19134 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
19135 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
19136 (mips16_fp_args): Handle MIPS32r2 ISA which supports
19137 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
19138 word of double arguments from or to the high bits of 64-bit
19139 floating point registers.
19140 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
19141 (mips16_fpret_double): New helper function.
19142 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
19143 support for complex modes. Fill in DECL_RESULT for stubdecl.
19144 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
19146 * config/mips/mips16.S
19147 (RET, ARG1, ARG2): New.
19148 (MERGE_GPRf, MERGE_GPRt): New.
19149 (DELAYt, DELAYf): New.
19150 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
19151 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
19152 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
19153 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
19154 (SFOP): Renamed to...
19155 (OPSF3): This, and macro-ified. Updated all uses.
19156 (SFOP2): Renamed to...
19157 (OPSF2): This, and macro-ified. Updated all uses.
19158 (SFCMP): Renamed to...
19159 (CMPSF): This, and macro-ified. Updated all uses.
19160 (SFREVCMP): Renamed to...
19161 (REVCMPSF): This, and macro-ified. Updated all uses.
19162 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
19163 (LDDBL1, LDDBL2, RETDBL): Deleted.
19164 (DFOP): Renamed to...
19165 (OPDF3): This, and macro-ified. Updated all uses.
19166 (DFOP2): Renamed to...
19167 (OPDF2): This, and macro-ified. Updated all uses.
19168 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
19169 (DFCMP): Renamed to...
19170 (CMPDF): This, and macro-ified. Updated all uses.
19171 (DFREVCMP): Renamed to...
19172 (REVCMPDF): This, and macro-ified. Updated all uses.
19173 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
19174 (RET_FUNCTION): New.
19175 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
19176 (__mips16_ret_sc, __mips16_ret_dc): New.
19177 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
19178 STUB_ARGS_6, STUB_ARGS_10): New.
19179 (CALL_STUB_NO_RET): New.
19180 (__mips16_call_stub_1): Macro-ified.
19181 (__mips16_call_stub_5): Macro-ified.
19182 (__mips16_call_stub_2): Macro-ified.
19183 (__mips16_call_stub_6): Macro-ified.
19184 (__mips16_call_stub_9): Macro-ified.
19185 (__mips16_call_stub_10): Macro-ified.
19186 (CALL_STUB_RET): New.
19187 (__mips16_call_stub_sf_0): Macro-ified.
19188 (__mips16_call_stub_sf_1): Macro-ified.
19189 (__mips16_call_stub_sf_5): Macro-ified.
19190 (__mips16_call_stub_sf_2): Macro-ified.
19191 (__mips16_call_stub_sf_6): Macro-ified.
19192 (__mips16_call_stub_sf_9): Macro-ified.
19193 (__mips16_call_stub_sf_10): Macro-ified.
19194 (__mips16_call_stub_df_0): Macro-ified.
19195 (__mips16_call_stub_df_1): Macro-ified.
19196 (__mips16_call_stub_df_5): Macro-ified.
19197 (__mips16_call_stub_df_2): Macro-ified.
19198 (__mips16_call_stub_df_6): Macro-ified.
19199 (__mips16_call_stub_df_9): Macro-ified.
19200 (__mips16_call_stub_df_10): Macro-ified.
19201 (__mips16_call_stub_sc_0): New.
19202 (__mips16_call_stub_sc_1): New.
19203 (__mips16_call_stub_sc_5): New.
19204 (__mips16_call_stub_sc_2): New.
19205 (__mips16_call_stub_sc_6): New.
19206 (__mips16_call_stub_sc_9): New.
19207 (__mips16_call_stub_sc_10): New.
19208 (__mips16_call_stub_dc_0): New.
19209 (__mips16_call_stub_dc_1): New.
19210 (__mips16_call_stub_dc_5): New.
19211 (__mips16_call_stub_dc_2): New.
19212 (__mips16_call_stub_dc_6): New.
19213 (__mips16_call_stub_dc_9): New.
19214 (__mips16_call_stub_dc_10): New.
19216 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
19217 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
19218 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
19220 2007-05-23 Ian Lance Taylor <iant@google.com>
19222 * doc/invoke.texi (Invoking GCC): Document that the order of the
19225 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
19228 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
19229 * config/score/predicate.md (const_pow2, const_npow2): Remove.
19230 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
19234 * config/score/score.c (score_print_operand): Make sure that only
19235 lower bits are used.
19237 2007-05-22 Ian Lance Taylor <iant@google.com>
19239 * tree-vrp.c (avoid_overflow_infinity): New static function,
19240 broken out of set_value_range_to_value.
19241 (set_value_range_to_value): Call avoid_overflow_infinity.
19242 (extract_range_from_assert): Likewise.
19244 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
19246 PR middle-end/31095
19247 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
19248 change the type before looking for a COMPOUND_EXPR.
19250 2007-05-22 Ian Lance Taylor <iant@google.com>
19252 * lower-subreg.c (decompose_multiword_subregs): If we change an
19253 insn, call remove_retval_note on it.
19255 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
19257 * regs.h (end_hard_regno): New function.
19258 (END_HARD_REGNO, END_REGNO): New macros.
19259 (add_to_hard_reg_set): New function.
19260 (remove_from_hard_reg_set): Likewise.
19261 (in_hard_reg_set_p): Likewise.
19262 (overlaps_hard_reg_set_p): Likewise.
19263 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
19264 (note_btr_set): Use END_HARD_REGNO.
19265 * caller-save.c (setup_save_areas): Use end_hard_regno.
19266 (mark_set_regs): Use END_HARD_REGNO.
19267 (add_stored_regs): Use end_hard_regno.
19268 (mark_referenced_regs): Use add_to_hard_reg_set.
19269 * combine.c (update_table_tick): Use END_REGNO.
19270 (record_value_for_reg): Likewise.
19271 (record_dead_and_set_regs): Likewise.
19272 (get_last_value_validate): Likewise.
19273 (use_crosses_set_p): Likewise.
19274 (reg_dead_at_p_1): Likewise.
19275 (reg_dead_at_p): Likewise.
19276 (mark_used_regs_combine): Use add_to_hard_reg_set.
19277 (move_deaths): Use END_HARD_REGNO.
19278 (reg_bitfield_target_p): Use end_hard_regno.
19279 (distribute_notes): Use END_HARD_REGNO.
19280 * cse.c (mention_regs): Use END_REGNO.
19281 (insert): Use add_to_hard_reg_set.
19282 (invalidate): Use END_HARD_REGNO.
19283 (invalidate_for_call): Likewise.
19284 (exp_equiv_p): Use END_REGNO.
19285 (cse_insn): Likewise.
19286 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
19287 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
19288 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
19289 * function.c (keep_stack_depressed): Use end_hard_regno.
19290 * global.c (global_alloc): Use end_hard_regno.
19291 (global_conflicts): Use add_to_hard_reg_set instead of
19293 (find_reg): Likewise.
19294 (mark_reg_store): Likewise.
19295 (mark_reg_conflicts): Likewise.
19296 (mark_reg_death): Use remove_from_hard_reg_set.
19297 (mark_reg_live_nc): Delete.
19298 (set_preference): Use end_hard_regno.
19299 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
19300 remove_from_hard_reg_set.
19301 (post_mark_life): Use add_to_hard_reg_set.
19302 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
19303 (reg_becomes_live): Use add_to_hard_reg_set.
19304 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
19305 (peep2_find_free_register): Use add_to_hard_reg_set.
19306 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
19307 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
19308 * regrename.c (note_sets): Use add_to_hard_reg_set.
19309 (clear_dead_regs): Use remove_from_hard_reg_set.
19310 (regrename_optimize): Use add_to_hard_reg_set.
19311 (find_oldest_value_reg): Use in_hard_reg_set_p.
19312 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
19313 (hard_reg_set_here_p): Use end_hard_regno.
19314 (decompose): Likewise.
19315 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
19316 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
19317 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
19318 (mark_home_live): Use end_hard_regno.
19319 (spill_hard_reg): Likewise.
19320 (clear_reload_reg_in_use): Likewise.
19321 * reorg.c (delete_prior_computation): Use END_REGNO.
19322 * resource.c (update_live_status): Use END_HARD_REGNO.
19323 (mark_referenced_resources): Use add_to_hard_reg_set.
19324 (mark_set_resources): Likewise.
19325 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
19326 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
19327 (reg_overlap_mentioned_p): Likewise.
19328 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
19329 (covers_regno_no_parallel_p): Use END_REGNO.
19330 (find_regno_note): Likewise.
19331 (find_reg_fusage): Use END_HARD_REGNO.
19332 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
19333 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
19335 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
19337 * mode-switching.c (reg_dies): Change type of second argument to
19339 (optimize_mode_switching): Update accordingly.
19341 2007-05-22 Richard Sandiford <richard@codesourcery.com>
19343 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
19345 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
19346 (hard_reg_set_empty_p): ...these new functions.
19347 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
19348 GO_IF_HARD_REG_SUBSET.
19349 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
19350 instead of GO_IF_HARD_REG_EQUAL.
19351 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
19352 instead of GO_IF_HARD_REG_EQUAL.
19353 * global.c (find_reg): Use hard_reg_set_empty_p instead of
19354 GO_IF_HARD_REG_SUBSET.
19355 (modify_reg_pav): Use hard_reg_set_empty_p instead of
19356 GO_IF_HARD_REG_EQUAL.
19357 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
19358 of GO_IF_HARD_REG_SUBSET.
19359 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
19360 instead of GO_IF_HARD_REG_EQUAL.
19361 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
19362 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
19363 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
19364 of GO_IF_HARD_REG_SUBSET,
19365 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
19366 GO_IF_HARD_REG_SUBSET.
19367 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
19368 instead of GO_IF_HARD_REG_EQUAL.
19369 * config/sh/sh.c (push_regs, calc_live_regs): Use
19370 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
19371 (hard_regs_intersect_p): Delete.
19373 2007-05-22 Janis Johnson <janis187@us.ibm.com>
19375 * doc/sourcebuild.texi (Test Directives) Add dg-message.
19377 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
19378 Richard Henderson <rth@redhat.com>
19380 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
19382 (x86_64-*-*): Likewise.
19384 * i386/i386-modes.def (V2QI): New.
19386 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
19388 (override_options): Support SSE4.1.
19389 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
19390 (IX86_BUILTIN_BLENDPS): Likewise.
19391 (IX86_BUILTIN_BLENDVPD): Likewise.
19392 (IX86_BUILTIN_BLENDVPS): Likewise.
19393 (IX86_BUILTIN_PBLENDVB128): Likewise.
19394 (IX86_BUILTIN_PBLENDW128): Likewise.
19395 (IX86_BUILTIN_DPPD): Likewise.
19396 (IX86_BUILTIN_DPPS): Likewise.
19397 (IX86_BUILTIN_INSERTPS128): Likewise.
19398 (IX86_BUILTIN_MOVNTDQA): Likewise.
19399 (IX86_BUILTIN_MPSADBW128): Likewise.
19400 (IX86_BUILTIN_PACKUSDW128): Likewise.
19401 (IX86_BUILTIN_PCMPEQQ): Likewise.
19402 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
19403 (IX86_BUILTIN_PMAXSB128): Likewise.
19404 (IX86_BUILTIN_PMAXSD128): Likewise.
19405 (IX86_BUILTIN_PMAXUD128): Likewise.
19406 (IX86_BUILTIN_PMAXUW128): Likewise.
19407 (IX86_BUILTIN_PMINSB128): Likewise.
19408 (IX86_BUILTIN_PMINSD128): Likewise.
19409 (IX86_BUILTIN_PMINUD128): Likewise.
19410 (IX86_BUILTIN_PMINUW128): Likewise.
19411 (IX86_BUILTIN_PMOVSXBW128): Likewise.
19412 (IX86_BUILTIN_PMOVSXBD128): Likewise.
19413 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
19414 (IX86_BUILTIN_PMOVSXWD128): Likewise.
19415 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
19416 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
19417 (IX86_BUILTIN_PMOVZXBW128): Likewise.
19418 (IX86_BUILTIN_PMOVZXBD128): Likewise.
19419 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
19420 (IX86_BUILTIN_PMOVZXWD128): Likewise.
19421 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
19422 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
19423 (IX86_BUILTIN_PMULDQ128): Likewise.
19424 (IX86_BUILTIN_PMULLD128): Likewise.
19425 (IX86_BUILTIN_ROUNDPD): Likewise.
19426 (IX86_BUILTIN_ROUNDPS): Likewise.
19427 (IX86_BUILTIN_ROUNDSD): Likewise.
19428 (IX86_BUILTIN_ROUNDSS): Likewise.
19429 (IX86_BUILTIN_PTESTZ): Likewise.
19430 (IX86_BUILTIN_PTESTC): Likewise.
19431 (IX86_BUILTIN_PTESTNZC): Likewise.
19432 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
19433 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
19434 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
19435 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
19436 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
19437 (bdesc_ptest): New.
19438 (bdesc_sse_3arg): Likewise.
19439 (bdesc_2arg): Likewise.
19440 (bdesc_1arg): Likewise.
19441 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
19443 (ix86_expand_sse_4_operands_builtin): New.
19444 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
19445 smaller than 8 bits as the 2nd arg.
19446 (ix86_expand_sse_ptest): New.
19447 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
19448 (ix86_expand_vector_set): Support SSE4.1.
19449 (ix86_expand_vector_extract): Likewise.
19451 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
19452 __SSE4_1__ for -msse4.1.
19454 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
19455 (UNSPEC_INSERTPS): Likewise.
19456 (UNSPEC_DP): Likewise.
19457 (UNSPEC_MOVNTDQA): Likewise.
19458 (UNSPEC_MPSADBW): Likewise.
19459 (UNSPEC_PHMINPOSUW): Likewise.
19460 (UNSPEC_PTEST): Likewise.
19461 (UNSPEC_ROUNDP): Likewise.
19462 (UNSPEC_ROUNDS): Likewise.
19464 * config/i386/i386.opt (msse4.1): New for SSE4.1.
19466 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
19467 (const_pow2_1_to_32768_operand): Likewise.
19469 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
19472 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
19474 (sse4_1_insertps): Likewise.
19475 (*sse4_1_extractps): Likewise.
19476 (sse4_1_ptest): Likewise.
19477 (sse4_1_mulv2siv2di3): Likewise.
19478 (*sse4_1_mulv4si3): Likewise.
19479 (*sse4_1_smax<mode>3): Likewise.
19480 (*sse4_1_umax<mode>3): Likewise.
19481 (*sse4_1_smin<mode>3): Likewise.
19482 (*sse4_1_umin<mode>3): Likewise.
19483 (sse4_1_eqv2di3): Likewise.
19484 (*sse4_1_pinsrb): Likewise.
19485 (*sse4_1_pinsrd): Likewise.
19486 (*sse4_1_pinsrq): Likewise.
19487 (*sse4_1_pextrb): Likewise.
19488 (*sse4_1_pextrb_memory): Likewise.
19489 (*sse4_1_pextrw_memory): Likewise.
19490 (*sse4_1_pextrq): Likewise.
19491 (sse4_1_blendpd): Likewise.
19492 (sse4_1_blendps): Likewise.
19493 (sse4_1_blendvpd): Likewise.
19494 (sse4_1_blendvps): Likewise.
19495 (sse4_1_dppd): Likewise.
19496 (sse4_1_dpps): Likewise.
19497 (sse4_1_movntdqa): Likewise.
19498 (sse4_1_mpsadbw): Likewise.
19499 (sse4_1_packusdw): Likewise.
19500 (sse4_1_pblendvb): Likewise.
19501 (sse4_1_pblendw): Likewise.
19502 (sse4_1_phminposuw): Likewise.
19503 (sse4_1_extendv8qiv8hi2): Likewise.
19504 (*sse4_1_extendv8qiv8hi2): Likewise.
19505 (sse4_1_extendv4qiv4si2): Likewise.
19506 (*sse4_1_extendv4qiv4si2): Likewise.
19507 (sse4_1_extendv2qiv2di2): Likewise.
19508 (*sse4_1_extendv2qiv2di2): Likewise.
19509 (sse4_1_extendv4hiv4si2): Likewise.
19510 (*sse4_1_extendv4hiv4si2): Likewise.
19511 (sse4_1_extendv2hiv2di2): Likewise.
19512 (*sse4_1_extendv2hiv2di2): Likewise.
19513 (sse4_1_extendv2siv2di2): Likewise.
19514 (*sse4_1_extendv2siv2di2): Likewise.
19515 (sse4_1_zero_extendv8qiv8hi2): Likewise.
19516 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
19517 (sse4_1_zero_extendv4qiv4si2): Likewise.
19518 (*sse4_1_zero_extendv4qiv4si2): Likewise.
19519 (sse4_1_zero_extendv2qiv2di2): Likewise.
19520 (*sse4_1_zero_extendv2qiv2di2): Likewise.
19521 (sse4_1_zero_extendv4hiv4si2): Likewise.
19522 (*sse4_1_zero_extendv4hiv4si2): Likewise.
19523 (sse4_1_zero_extendv2hiv2di2): Likewise.
19524 (*sse4_1_zero_extendv2hiv2di2): Likewise.
19525 (sse4_1_zero_extendv2siv2di2): Likewise.
19526 (*sse4_1_zero_extendv2siv2di2): Likewise.
19527 (sse4_1_roundpd): Likewise.
19528 (sse4_1_roundps): Likewise.
19529 (sse4_1_roundsd): Likewise.
19530 (sse4_1_roundss): Likewise.
19531 (mulv4si3): Don't expand for SSE4.1.
19532 (smax<mode>3): Likewise.
19533 (umaxv4si3): Likewise.
19534 (uminv16qi3): Likewise.
19535 (umin<mode>3): Likewise.
19536 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
19538 * doc/extend.texi: Document SSE4.1 built-in functions.
19540 * doc/invoke.texi: Document -msse4.1.
19542 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
19544 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
19545 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
19546 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
19547 (ASM_SPEC): Add asm_pcrel_spec.
19548 (EXTRA_SPECS): Add asm_pcrel_spec.
19550 2007-05-21 David Daney <ddaney@avtrex.com>
19552 * doc/install.texi (Building a cross compiler): Add requirements
19553 for Java cross compiler.
19555 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19557 PR middle-end/31995
19558 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
19559 Add loopno argument. Use evolution_function_is_invariant_rec_p
19560 instead of evolution_function_is_constant_p.
19561 Update calls to evolution_function_is_affine_multivariate_p.
19562 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
19563 Add loopno argument.
19564 * tree-scalar-evolution.c (gather_chrec_stats): Call
19565 evolution_function_is_affine_multivariate_p with a loop
19567 * tree-data-ref.c (analyze_miv_subscript): Likewise.
19568 (analyze_overlapping_iterations): Likewise.
19569 (access_functions_are_affine_or_constant_p): Likewise.
19570 (build_classic_dist_vector_1): If the access functions
19571 are equal, don't do anything.
19573 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
19574 Paolo Carlini <pcarlini@suse.de>
19575 Uros Bizjak <ubizjak@gmail.com>
19577 * c-cppbuiltin.c (c_cpp_builtins): Define
19578 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
19579 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
19580 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
19581 * doc/cpp.texi ([Standard Predefined Macros]): Document.
19583 2007-05-21 Mike Stump <mrs@apple.com>
19585 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
19587 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
19589 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
19591 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
19592 implementation if __OPTIMIZE__ is not defined.
19593 (_mm_alignr_pi8): Ditto.
19594 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
19595 (_mm_inserti_si64): Ditto.
19596 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
19597 (_mm_slli_epi16): Ditto.
19598 (_mm_slli_epi32): Ditto.
19599 (_mm_slli_epi64): Ditto.
19600 (_mm_srai_epi16): Ditto.
19601 (_mm_srai_epi32): Ditto.
19602 (_mm_srli_si128): Ditto.
19603 (_mm_slli_si128): Ditto.
19604 (_mm_srli_epi16): Ditto.
19605 (_mm_srli_epi32): Ditto.
19606 (_mm_srli_epi64): Ditto.
19607 (_mm_extract_epi16): Ditto.
19608 (_mm_insert_epi16): Ditto.
19609 (_mm_shufflehi_epi16): Ditto.
19610 (_mm_shufflelo_epi16): Ditto.
19611 (_mm_shuffle_epi32): Ditto.
19612 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
19613 (_m_pextrw): Ditto.
19614 (_mm_insert_pi16): Ditto.
19615 (_m_pinsrw): Ditto.
19616 (_mm_shuffle_pi16): Ditto.
19617 (_m_pshufw): Ditto.
19618 (_mm_shufle_ps): Ditto.
19619 (_mm_prefetch): Ditto.
19621 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
19623 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
19624 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
19625 * real.c (encode_i370_single, decode_i370_single,
19626 encode_i370_double, decode_i370_double): Functions removed.
19627 (i370_single_format, i370_double_format): Initializations removed.
19628 (real_maxval, round_for_format, exact_real_truncate, significand_size):
19629 Consider the log2_b field to always be one.
19630 (ieee_single_format, mips_single_format, coldfire_single_format,
19631 ieee_double_format, mips_double_format, coldfire_double_format,
19632 ieee_extended_motorola_format, ieee_extended_intel_96_format,
19633 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
19634 ibm_extended_format, mips_extended_format, ieee_quad_format,
19635 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
19636 decimal_single_format, decimal_double_format, decimal_quad_format,
19637 c4x_single_format, c4x_extended_format, real_internal_format): Remove
19638 initialization of log2_b.
19639 * real.h (i370_single_format, i370_double_format): Declarations
19641 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
19642 field to always be one.
19644 2007-05-21 Andreas Schwab <schwab@suse.de>
19646 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
19647 NOTE_INSN_BASIC_BLOCK_P.
19648 (process_for_unwind_directive): Likewise.
19650 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
19652 * builtins.c (expand_builtin_setjmp_setup): Update comment.
19653 * function.h (struct function): Move va_list_gpr_size,
19654 va_list_fpr_size, function_frequency to front of bitfields. Add
19656 (current_function_calls_unwind_init): New.
19657 * except.c (expand_builtin_unwind_init): Set
19658 current_function_calls_unwind_init not
19659 current_function_has_nonlocal_label.
19660 * reload1.c (has_nonexceptional_receiver): New.
19661 (reload): Use it and current_function_calls_unwind_init to
19662 determine whether call-saved regs must be saved.
19664 2007-05-20 Jan Hubicka <jh@suse.cz>
19666 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
19667 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
19668 * ddg.c (create_ddg): LIkewise.
19669 * final.c (final): Remove hunk moving line number notes around since
19670 they are no longer present at this stage.
19671 (final_scan_insn): Use NOTE_KIND instead of
19672 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
19673 (output_asm_label): Likewise.
19674 * reorg.c (dbr_schedule): Likewise.
19675 * haifa-sched.c (unlink_other_notes): Likewise.
19676 * mode-switching.c (optimize_mode_switching): Likewise.
19677 * graph.c (start_bb): Likewise.
19678 * rtl.def (NOTE): Update description.
19679 * jump.c (squeeze_notes): Delete.
19680 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
19681 NOTE_INSN_BASIC_BLOCK_P when possible.
19682 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
19683 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
19684 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
19685 (dwarf2out_var_location): Likewise.
19686 * cfgbuild.c (make_edges): Likewise.
19687 (find_basic_blocks_1): Likewise.
19688 * function.c (reorder_blocks_1): Likewise.
19689 (epilogue_done): Likewise.
19690 (reposition_prologue_and_epilogue_notes): Likewise.
19691 * print-rtl.c (print_rtx): Likewise; drop code for printing
19693 (print_rtl): Likewise.
19694 (print_rtl_single): Likewise.
19695 * gcse.c (insert_insn_start_bb): Likewise.
19696 * alias.c (init_alias_analysis): Likewise.
19697 * calls.c (fixup_tail_calls): Likewise.
19698 * except.c (sjlj_emit_function_enter): Likewise.
19699 * emit-rtl.c (add_insn_after): Likeiwse.
19700 (emit_label_before): Likewise.
19701 (emit_label_after): Likewise.
19702 (emit_note_before, emit_note_after, emit_note): Update
19703 parameter to be enum insn_note; do not deal with source
19705 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
19706 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
19708 (merge_blocks_move_successor_nojumps): Simplify now when
19709 we don't have BLOCK notes.
19710 (try_optimize_cfg): Likewise.
19711 * cfglayout.c (skip_insns_after_block): Likewise.
19712 (record_effective_endpoints): Likewise.
19713 (duplicate_insn_chain): Likewise.
19714 * varasm.c (output_constant_pool_1): Likewise.
19715 * sched-deps.c (sched_analyze): Likewise.
19716 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
19718 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
19719 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
19720 (SET_INSN_DELETED): Simplify.
19721 (NOTE_LINE_NUMBER): Exterminate.
19722 (NOTE_LINE_KIND): New.
19723 (NOTE_INSN_BASIC_BLOCK_P): Update.
19724 (enum insn_note): Simplify.
19725 (GET_NOTE_INSN_NAME) Simplify.
19726 (emit_note_before, emit_note_after, emit_note): Update prototype.
19727 (squeeze_notes): Remove.
19728 * sched-int.h (NOTE_NOT_BB_P): Update.
19729 * resource.c (mark_target_live_regs): Update.
19730 * sched-rgn.c (debug_dependencies): Update.
19731 * sched-vis.c (print_insn): Update.
19732 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
19733 * config/i386/i386.c (ix86_output_function_epilogue): Update.
19734 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
19735 (TARGET_ADJUST_UNROLL_MAX): Likewise.
19736 (split_branches): Update.
19737 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
19739 (sh_adjust_unroll_max): Exterminate.
19740 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
19741 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
19742 (m68hc11_reorg): Likewise.
19743 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
19744 (emit_predicate_relation_info): Update.
19745 (process_for_unwind_directive): Update.
19746 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
19747 (output_call): Update.
19748 * config/pa/pa.c (output_lbranch): Update.
19749 (output_millicode_call): Update.
19750 (output_call): Update.
19751 (pa_combine_instructions): Update.
19752 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
19753 * config/bfin/bfin.c (gen_one_bundle): Update.
19754 * cfgrtl.c (can_delete_note_p): Update.
19755 (delete_insn): Update.
19756 (rtl_merge_blocks): Update.
19757 (commit_one_edge_insertion): Update.
19758 (rtl_verify_flow_info): Update.
19759 * stmt.c (expand_case): Do not call squeeze_notes.
19761 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19768 * c.opt (Wtype-limits): New.
19769 * doc/invoke.texi (Wtype-limits): Document it.
19770 (Wextra): Enabled by -Wextra.
19771 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19772 * c-common.c (shorten_compare): Warn with Wtype-limits.
19774 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
19776 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
19777 inlined function, not as a macro.
19778 (_mm_alignr_pi8): Ditto.
19779 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
19780 (_mm_inserti_si64): Ditto.
19781 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
19782 (_mm_extract_epi16): Ditto.
19783 (_mm_insert_epi16): Ditto.
19784 (_mm_shufflehi_epi16): Ditto.
19785 (_mm_shufflelo_epi16): Ditto.
19786 (_mm_shuffle_epi32): Ditto.
19787 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
19788 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
19790 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
19792 (_m_to_float): Use C89 compatible assignment.
19794 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
19797 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
19799 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19802 * doc/invoke.texi (Wreturn-type): Complete description.
19803 (Wextra): Delete item about return-type warning.
19804 * c-decl.c: Delete redundant Wextra warning.
19806 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
19809 * config/i386/pmmintrin.h: Do not include xmmintrin.h
19810 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
19811 inlined function, not as a macro.
19812 (_mm_prefetch): Ditto.
19813 (_m_pextrw): Ditto.
19814 (_mm_insert_pi16): Ditto.
19815 (_m_pinsrw): Ditto.
19816 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
19817 (_m_pshufw): Ditto. Add const to __N argument.
19818 (_mm_shufle_ps): Ditto. Add const to __mask argument.
19819 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
19820 (_mm_slli_epi32): Ditto.
19821 (_mm_srli_si128): Implement as always inlined function, not as a
19822 macro. Add __inline to function declaration.
19823 (_mm_slli_si128): Ditto.
19825 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
19827 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
19828 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
19830 (struct fenv): New structure.
19831 (FP_HANDLE_EXCEPTIONS): New define.
19832 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
19833 (_FP_DECL_EXP): New define.
19834 (FP_INIT_ROUNDMODE): New define.
19835 (FP_ROUNDMODE): New define.
19837 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19839 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
19840 (Wconversion): Update description.
19841 (Wconversion-sign): New.
19842 * c.opt (Wconversion-sign): New.
19843 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
19844 means disabled for C++. Otherwise, take the status of Wconversion.
19845 * c-common.c (conversion_warning): Warn with either Wconversion or
19847 (warnings_for_convert_and_check): Conditions are already checked by
19848 conversion_warning.
19849 (convert_and_check): Don't check warnings if the conversion failed.
19851 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
19852 Anatoly Sokolov <aesok@dol.ru>
19854 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
19855 avr_epilogue_uses) : Add declaration.
19856 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
19857 * config/avr/constraints.md (R): New constraint.
19858 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
19859 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
19860 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
19861 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
19862 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
19863 call_prologue_saves, epilogue_restores, return_from_epilogue,
19864 return_from_main_epilogue, return_from_interrupt_epilogue,
19865 return_from_naked_epilogue, prologue, epilogue): New patterns.
19866 (jump): Handle symbol reference.
19867 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
19868 avr_output_function_prologue, avr_output_function_epilogue): Remove
19870 (avr_init_machine_status, expand_prologue, expand_epilogue,
19871 avr_asm_function_end_prologue, avr_epilogue_uses,
19872 avr_asm_function_begin_epilogue): New functions.
19873 (prologue_size, epilogue_size, jump_tables_size): Remove global
19875 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
19876 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
19877 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
19878 (avr_override_options): Initialise init_machine_status.
19879 (output_movhi): Handle all stack pointer loads.
19880 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
19881 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
19882 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
19883 (EPILOGUE_USES) Redefine.
19884 (machine_function) Declare.
19886 2007-05-19 Richard Sandiford <richard@codesourcery.com>
19888 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
19889 Use a single return statement.
19891 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19893 PR middle-end/30250
19894 * builtins.c (do_mpfr_lgamma_r): New.
19895 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
19896 * tree.h (CASE_FLT_FN_REENT): New.
19898 2007-05-18 Geoffrey Keating <geoffk@apple.com>
19900 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
19901 (output_die): Use 'unsigned long' with %x.
19902 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
19903 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
19904 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
19906 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
19908 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
19913 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
19914 true if function has no argument.
19916 2007-05-18 DJ Delorie <dj@redhat.com>
19918 * config/mips/mips.c (mips_offset_within_alignment_p): New.
19919 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
19921 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
19923 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
19924 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
19925 count_trailing_zeros.
19926 (__i386__): Implement count_leading_zeros using __builtin_clz().
19927 Implement count_trailing_zeros usign __builtin_ctz().
19929 2007-05-18 Richard Sandiford <richard@codesourcery.com>
19931 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
19933 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
19935 PR middle-end/31344
19936 * expr.c (emit_move_change_mode): Change mode of push operands here.
19938 2007-05-17 Ian Lance Taylor <iant@google.com>
19940 PR tree-optimization/31953
19941 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
19942 Change all callers.
19943 (set_value_range_to_null): Call set_value_range_to_value.
19944 (extract_range_from_comparison): Likewise.
19946 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19948 * toplev.c (print_version): Output GMP/MPFR version info.
19950 * builtins.c (CASE_MATHFN_REENT): New macro.
19951 (mathfn_built_in): Use it.
19952 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
19953 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
19954 BUILT_IN_LGAMMAL_R): New.
19955 * doc/extend.texi: Document new builtins.
19957 PR middle-end/31796
19958 * builtins.c (do_mpfr_remquo): New.
19959 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
19960 (fold_builtin_3): Handle BUILT_IN_REMQUO.
19962 PR middle-end/30251
19963 * builtins.c (fold_builtin_1): Handle y0, y1.
19964 (fold_builtin_2): Handle yn.
19966 PR middle-end/30251
19967 * builtins.c (do_mpfr_bessel_n): New.
19968 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
19969 (fold_builtin_2): Handle BUILT_IN_JN.
19971 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
19974 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
19975 TYPE_PRECISION (intmax_type_node).
19977 2007-05-17 Steve Ellcey <sje@cup.hp.com>
19980 * reload.c (subst_reloads): Remove checking.
19982 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
19984 PR rtl-optimization/31691
19985 * combine.c (simplify_set): Build a new src pattern instead of
19986 substituting its operands in the COMPARE case.
19988 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
19990 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
19991 (execute_vrp): Preserve loops through jump threading.
19992 * tree-ssa-threadupdate.c (thread_single_edge,
19993 dbds_continue_enumeration_p, determine_bb_domination_status,
19994 thread_through_loop_header): New functions.
19995 (create_edge_and_update_destination_phis,
19996 create_edge_and_update_destination_phis): Set loops for the new blocks.
19997 (prune_undesirable_thread_requests): Removed.
19998 (redirect_edges): Do not pretend that redirect_edge_and_branch can
20000 (thread_block): Do not call prune_undesirable_thread_requests.
20002 (mark_threaded_blocks): Select edges to thread here.
20003 (thread_through_all_blocks): Take may_peel_loop_headers argument.
20004 Thread edges through loop headers independently.
20005 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
20006 * tree-pass.h (TODO_mark_first_instance): New.
20007 (first_pass_instance): Declare.
20008 * cfghooks.c (duplicate_block): Put the block to the original loop
20009 if copy is not specified.
20010 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
20011 jump threading. Pass may_peel_loop_headers to
20012 thread_through_all_blocks according to first_pass_instance.
20013 * cfgloop.h (create_preheader): Declare.
20014 * tree-flow.h (thread_through_all_blocks): Declaration changed.
20015 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
20016 * passes.c (first_pass_instance): New variable.
20017 (next_pass_1): Set TODO_mark_first_instance.
20018 (execute_todo): Set first_pass_instance.
20020 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
20022 PR tree-optimization/24659
20023 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
20024 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
20025 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
20026 OTI_vec_pack_ufix_trunc.
20027 (vec_unpacks_float_hi_optab): Define new macro.
20028 (vec_unpacks_float_lo_optab): Ditto.
20029 (vec_unpacku_float_hi_optab): Ditto.
20030 (vec_unpacku_float_lo_optab): Ditto.
20031 (vec_pack_sfix_trunc_optab): Ditto.
20032 (vec_pack_ufix_trunc_optab): Ditto.
20033 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
20034 and vec_pack_[s|u]fix_trunc_optab using
20035 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
20036 * tree-vectorizer.c (supportable_widening_operation): Handle
20037 FLOAT_EXPR and CONVERT_EXPR. Update comment.
20038 (supportable_narrowing_operation): New function.
20039 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
20040 * tree-vect-transform.c (vectorizable_conversion): Handle
20041 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
20042 (vect_gen_widened_results_half): Move before vectorizable_conversion.
20043 (vectorizable_type_demotion): Call supportable_narrowing_operation()
20044 to check for target support.
20045 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
20046 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
20047 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
20048 for VEC_PACK_FIX_TRUNC_EXPR.
20049 (expand_binop): Special case mode of the result for
20050 vec_pack_[u|s]fix_trunc_optab.
20051 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
20052 vec_pack_[u|s]fix_trunc_optab.
20054 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
20055 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
20056 * tree-pretty-print.c (dump_generic_node): Handle
20057 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
20058 VEC_PACK_FIX_TRUNC_EXPR.
20060 * expr.c (expand_expr_real_1): Ditto.
20061 * tree-inline.c (estimate_num_insns_1): Ditto.
20062 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
20064 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
20065 (vec_unpacks_float_lo_v8hi): Ditto.
20066 (vec_unpacku_float_hi_v8hi): Ditto.
20067 (vec_unpacku_float_lo_v8hi): Ditto.
20068 (vec_unpacks_float_hi_v4si): Ditto.
20069 (vec_unpacks_float_lo_v4si): Ditto.
20070 (vec_pack_sfix_trunc_v2df): Ditto.
20072 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
20074 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
20075 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
20076 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
20077 [vec_pack_ufix_trunc]: Ditto.
20078 [vec_unpacks_float_hi]: Ditto.
20079 [vec_unpacks_float_lo]: Ditto.
20080 [vec_unpacku_float_hi]: Ditto.
20081 [vec_unpacku_float_lo]: Ditto.
20083 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
20085 * soft-fp/README: Update for new files.
20086 * soft-fp/floattisf.c: New file.
20087 * soft-fp/floattidf.c: New file.
20088 * soft-fp/floattitf.c: New file.
20089 * soft-fp/floatuntisf.c: New file.
20090 * soft-fp/floatuntidf.c: New file.
20091 * soft-fp/floatuntitf.c: New file.
20092 * soft-fp/fixsfti.c: New file.
20093 * soft-fp/fixdfti.c: New file.
20094 * soft-fp/fixtfti.c: New file.
20095 * soft-fp/fixunssfti.c: New file.
20096 * soft-fp/fixunsdfti.c: New file.
20097 * soft-fp/fixunstfti.c: New file.
20098 * soft-fp/extendxftf.c: New file.
20099 * soft-fp/trunctfxf.c: New file.
20101 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
20102 (__trunctfxf2): Ditto.
20104 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
20105 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
20106 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
20107 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
20108 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
20109 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
20111 * config/i386/t-fprules-softfp64: New file.
20112 * config/i386/sfp-machine.h: New file.
20113 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
20114 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
20115 and soft-fp/t-softfp to tmake_file.
20116 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
20117 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
20119 * config/i386/t-linux64 (softfp_wrap_start): New.
20120 (softfp_wrap_end): New.
20121 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
20122 supported for TARGET_64BIT.
20124 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
20126 * c-common.c (c_common_signed_or_unsigned_type): Emulate
20127 c_common_unsigned_type behavior.
20129 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
20131 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
20134 2007-05-16 Eric Christopher <echristo@apple.com>
20136 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
20137 saving after stack push. Set sp_offset whenever we push.
20138 (rs6000_emit_epilogue): Move altivec register restore before
20141 2007-05-16 Richard Sandiford <richard@codesourcery.com>
20143 * configure.ac: Allow sysroots to be relocated under $prefix as
20144 well as $exec_prefix.
20145 * configure: Regenerate.
20147 2007-05-16 Richard Sandiford <richard@codesourcery.com>
20151 2007-05-12 Richard Sandiford <richard@codesourcery.com>
20153 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
20154 (gcc_tooldir): Likewise.
20155 * configure: Regenerate.
20156 * Makefile.in (libsubdir_to_prefix): New variable, based on the
20157 old configure.ac gcc_tooldir setting.
20158 (prefix_to_exec_prefix): New variable.
20159 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
20160 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
20162 2007-05-14 Janis Johnson <janis187@us.ibm.com>
20164 * c-typeck.c (build_binary_op): Return early for error.
20166 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
20168 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
20169 struct nb_iter_bound.
20170 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
20171 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
20172 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
20173 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
20174 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
20175 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
20176 (del_scev_info): Use ggc_free.
20177 (scev_initialize): Allocate scalar_evolution_info in gc memory.
20178 * loop-init.c: Include ggc.h.
20179 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
20180 (loop_optimizer_finalize): Use ggc_free.
20181 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
20182 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
20183 pass_iv_optimize): Add TODO_ggc_collect.
20184 * function.h (struct function): Remove skip marker from
20186 * cfgloop.c: Include ggc.h.
20187 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
20189 (establish_preds): Vector superloops is gc allocated.
20190 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
20192 (flow_loops_find): Vector larray is gc allocated.
20193 (loop_exit_free): Use ggc_free.
20194 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
20195 that head of exits list is now not a part of struct loop.
20196 (record_loop_exits): Allocate exits table in gc memory.
20197 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
20198 that head of exits list is now not a part of struct loop.
20199 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
20200 struct loop_exit): Add GTY marker.
20201 (struct loop): Add GTY marker. Make superloops vector gc allocated.
20202 Add skip marker to aux field. Make head of exits list a separate
20204 (struct loops): Add GTY marker. Make larray vector gc allocated.
20205 Add param marker to exits table.
20206 (get_loops): Type changed.
20207 * Makefile.in (tree-scalar-evolution.o): Add
20208 gt-tree-scalar-evolution.h dependency.
20209 (cfgloop.o, loop-init.o): Add ggc.h dependency.
20210 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
20211 * basic-block.h (struct basic_block_def): Remove skip marker from
20214 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
20216 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
20217 of 0 in the call to expand_expr().
20218 (expand_builtin_mathfn_3): Ditto.
20219 (expand_builtin_interclass_mathfn): Ditto.
20220 (expand_builtin_cexpi): Ditto.
20221 (expand_builtin_int_roundingfn): Ditto.
20222 (expand_builtin_int_roundingfn_2): Ditto.
20223 (expand_builtin_pow): Ditto.
20224 (expand_builtin_powi): Ditto.
20225 (expand_builtin_bswap): Ditto.
20226 (expand_builtin_unop): Ditto.
20227 (expand_builtin_fabs): Ditto.
20228 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
20229 the call to expand_expr().
20230 (expand_builtin_sync_operation): Ditto.
20231 (expand_builtin_compare_and_swap): Ditto.
20232 (expand_builtin_lock_test_and_set): Ditto.
20233 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
20234 instead of 0 in the call to expand_expr().
20235 (expand_builtin_extract_return_addr): Ditto.
20236 (expand_builtin_eh_return): Ditto.
20237 (expand_eh_return): Ditto.
20238 * explow.c (expr_size): Ditto.
20239 * expr.c (optimize_bitfield_assignment_op): Ditto.
20240 (expand_assignement): Ditto.
20241 (store_expr): Ditto.
20242 (store_field): Ditto.
20243 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
20244 the call to expand_expr().
20245 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
20246 in the call to expand_expr().
20247 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
20248 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
20249 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
20251 * optabs.c (expand_vec_shift_expr): Ditto.
20252 (expand_vec_cond_expr): Ditto.
20253 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
20254 call to expand_expr().
20255 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
20256 in the call to expand_expr().
20258 2007-05-14 Dave Korn <dave.korn@artimi.com>
20260 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
20262 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
20264 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
20265 instead of c_common_unsigned_type.
20266 (c_common_unsigned_type): Remove.
20267 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
20268 c_common_unsigned_type.
20269 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
20270 c_common_unsigned_type.
20271 * c-common.h (c_common_unsigned_type): Remove.
20272 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
20273 c_common_unsigned_type.
20274 * c-format.c (check_format_types): Use unsigned_type_for instead of
20275 c_common_unsigned_type.
20276 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
20277 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
20278 of c_common_unsigned_type.
20279 * convert.c (convert_to_integer): Use unsigned_type_for instead of
20280 lang_hooks.types.unsigned_type.
20281 * expmed.c (make_tree): Use unsigned_type_for instead of
20282 lang_hooks.types.unsigned_type.
20283 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
20284 lang_hooks.types.unsigned_type.
20285 (build_range_check): Likewise.
20286 (fold_unary): Likewise.
20287 (fold_binary): Likewise.
20288 (fold_ternary): Likewise.
20289 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
20290 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
20291 * tree.c (get_unsigned_type): New.
20292 (unsigned_type_for): Use get_unsigned_type instead of
20293 lang_hooks.types.unsigned_type.
20295 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
20297 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
20298 to m68k_get_function_kind. Update its prototype.
20299 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
20301 (m68k_interrupt_function_p): Return enum m68k_function_type
20302 instead of bool. Rename to m68k_get_function_kind.
20303 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
20304 target is not fido.
20305 (m68k_compute_frame_layout): Don't mark any register for save
20306 if an interrupt_thread attribute is specified.
20307 (m68k_hard_regno_rename_ok): Update a use of
20308 m68k_interrupt_function_p.
20309 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
20310 m68k_interrupt_function_p.
20311 (m68k_function_type): New.
20312 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
20313 for a function with an interrupt_thread attribute.
20314 * doc/extend.texi: Document the interrupt_thread attribute.
20316 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
20318 Fix PR tree-optimization/31911
20319 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
20320 if they didn't change the expression.
20322 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
20324 * tree-scalar-evolution.c (resolve_mixers): Exported.
20325 * tree-scalar-evolution.h (resolve_mixers): Declare.
20326 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
20327 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
20328 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
20329 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
20330 init_array_ref, init_pointer_ref, analyze_indirect_ref,
20331 strip_conversion, analyze_offset_expr, address_analysis,
20332 object_analysis, analyze_offset): Removed.
20333 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
20334 split_constant_offset, canonicalize_base_object_address,
20335 object_address_invariant_in_loop_p, disjoint_objects_p,
20336 dr_may_alias_p, dr_address_invariant_p): New functions.
20337 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
20338 and dr_analyze_alias.
20339 (initialize_data_dependence_relation): Use dr_may_alias_p
20340 and object_address_invariant_in_loop_p.
20341 (compute_self_dependence): Handle the case when
20342 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
20343 (find_data_references_in_stmt): Restrict the analysis of data
20344 references to the given loop nest.
20345 (find_data_references_in_loop): Made static. Pass loop nest to
20346 find_data_references_in_stmt.
20347 (compute_data_dependences_for_loop): Use DR_VOPS.
20348 (free_data_ref): Free DR_VOPS.
20349 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
20350 (struct innermost_loop_behavior): ... new.
20351 (struct base_object_info): Replaced by ...
20352 (struct indices): ... new.
20353 (struct dr_alias): New.
20354 (enum data_ref_type): Removed.
20355 (struct data_reference): Consist of struct innermost_loop_behavior,
20356 struct indices and struct dr_alias.
20357 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
20358 (DR_MEMTAG): Renamed to ...
20359 (DR_SYMBOL_TAG): ... this.
20360 (find_data_references_in_loop): Declaration removed.
20361 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
20362 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
20363 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
20364 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
20366 2007-05-13 Revital Eres <eres@il.ibm.com>
20368 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
20369 which walks virtual def-use chains to find redundant stores.
20370 (dse_optimize_stmt): Call it.
20372 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
20374 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
20375 * passes.c (init_optimization_passes): Move pass_jump_bypass
20378 * basic-block.h (bb_has_eh_pred): Fix style issue.
20380 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
20382 PR rtl-optimization/31848
20383 * loop-invariant.c (move_invariant_reg): If we move an insn
20384 with a REG_EQUAL note, and that insn is not always executed,
20385 remove the REG_EQUAL note.
20387 2007-05-12 Richard Guenther <rguenther@suse.de>
20389 PR tree-optimization/31797
20390 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
20391 propagate into a stmt that has volatile ops.
20393 2007-05-12 Richard Sandiford <richard@codesourcery.com>
20395 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
20396 (gcc_tooldir): Likewise.
20397 * configure: Regenerate.
20398 * Makefile.in (libsubdir_to_prefix): New variable, based on the
20399 old configure.ac gcc_tooldir setting.
20400 (prefix_to_exec_prefix): New variable.
20401 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
20402 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
20404 2007-05-11 Silvius Rus <rus@google.com>
20406 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
20407 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
20408 * c-common.h (strict_aliasing_warning): Change return type.
20409 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
20410 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
20411 (build_c_cast): Condition call to strict_aliasing_warning.
20412 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
20413 * flags.h (set_Wstrict_aliasing): Declare.
20414 * opts.c (set_Wstrict_alising): Define, add call to.
20415 * tree-flow.h (strict_aliasing_warning_backend): Declare.
20416 * tree-ssa-alias-warnings.c: New file.
20417 * tree-ssa-alias.c (compute_may_aliases): Add call to
20418 strict_aliasing_warning_backend.
20420 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
20422 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20423 Use loop_depth and loop_outer accessor functions.
20424 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
20425 determine_invariantness_stmt, move_computations_stmt): Ditto.
20426 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
20427 add_loop, loopify, unloop, fix_loop_structure): Ditto.
20428 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
20429 * tree-scalar-evolution.c (interpret_loop_phi,
20430 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
20431 instantiate_parameters_1, scev_const_prop): Ditto.
20432 * cfghooks.c (make_forwarder_block): Ditto.
20433 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
20434 * modulo-sched.c (loop_canon_p): Ditto.
20435 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
20436 slpeel_can_duplicate_loop_p): Ditto.
20437 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
20438 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
20439 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
20440 cancel_loop, verify_loop_structure): Ditto.
20441 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
20442 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
20443 superloops vector instead of "pred" array.
20444 (establish_preds): Take father loop as an argument. Initialize the
20446 (flow_loop_tree_node_add): Pass father loop to establish_preds.
20447 Do not initialize loop->outer.
20448 (flow_loop_tree_node_remove): Truncate the superloops vector.
20449 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
20450 "pred" merged to "superloops" vector.
20451 (loop_depth, loop_outer): New.
20452 (fel_init): Use loop_outer.
20454 2007-05-11 Jan Hubicka <jh@suse.cz>
20456 * cgraphunit.c: Include gt-cgraphunit.h
20457 (static_ctors, static_dtors): New static vars.
20458 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
20459 based on implementation in c-common.c
20460 (cgraph_finalize_function): Call record_cdtor_fn.
20461 (cgraph_optimize): Call cgraph_build_cdtor_fns.
20462 * decl.c (finish_function): Do not call c_record_cdtor_fn.
20463 (c_write_global_declarations): Do not call c_build_cdtor_fns.
20464 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
20465 build_cdtor, c_build_cdtor_fns): Remove.
20466 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
20467 c_build_cdtor_fns): Remove prototype.
20469 2007-05-11 Paolo Carlini <pcarlini@suse.de>
20472 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
20473 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
20474 * builtins.c (fold_builtin_memchr): New.
20475 (expand_builtin_memchr): Call the latter.
20476 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
20477 * doc/extend.texi ([Other built-in functions provided by GCC]):
20480 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
20482 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
20483 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
20484 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
20485 PFPO_OP1_TYPE_SHIFT): Constants added.
20486 (DFP_ALL): Mode macro defined.
20487 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
20488 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
20489 Insn definitions added.
20490 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
20491 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
20494 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
20496 PR tree-optimization/31885
20497 * tree-chrec.c (chrec_contains_undetermined): Do not consider
20498 NULL_TREE to be undetermined.
20499 (automatically_generated_chrec_p): Return false for NULL.
20501 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
20503 * config/bfin/bfin.h (MOVE_RATIO): Define.
20505 2007-05-10 Richard Sandiford <richard@codesourcery.com>
20507 * config.gcc (sparc-wrs-vxworks): New target.
20508 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
20509 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
20510 * config/sparc/sparc.h: Include vxworks-dummy.h.
20511 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
20512 include LABEL_REFs too.
20513 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
20514 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
20516 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
20518 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
20519 (sparc_emit_call_insn): New function.
20520 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
20521 functions when generating VxWorks PIC.
20522 * config/sparc/sparc.md (vxworks_load_got): New pattern.
20523 (call, call_value): Use sparc_emit_call_insn instead of
20526 2007-05-09 Bob Wilson <bob.wilson@acm.org>
20528 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
20530 2007-05-09 Bob Wilson <bob.wilson@acm.org>
20532 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
20533 for floating-point values if HOST_BITS_PER_LONG > 32. Use
20534 split_double instead of operand_subword.
20536 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
20538 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
20539 * config/bfin/bfin.c (bfin_local_alignment): New function.
20540 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
20542 2007-05-08 Chao-ying Fu <fu@mips.com>
20544 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
20545 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
20546 (smsub_widen_optab, umsub_widen_optab): Define.
20547 * optabs.c (init_optabs): Initialize smsub_widen_optab and
20549 * genopinit.c (optabs): Fill in smsub_widen_optab and
20551 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
20552 and umsub_widen_optab to implement multiply-subtract sequences.
20553 * config/mips/mips.md (*msac<u>_di): Rename to...
20554 (<u>msubsidi4): ...this. Extend condition to include
20555 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
20556 of operand 0 to "ka" and use the three-operand form of msub<u>
20558 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
20561 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
20563 PR rtl-optimization/28011
20564 * reload.c (push_reload): Set dont_share if IN appears in OUT
20565 also when IN is a PLUS rtx.
20566 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
20569 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
20571 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
20572 call unshare_all_decls.
20573 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
20574 (unshare_all_decls): Remove.
20576 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
20579 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
20582 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
20583 Nigel Stephens <nigel@mips.com>
20585 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
20586 Update comments and all uses.
20587 (MIN_FPRS_PER_FMT): Define.
20588 * config/mips/mips.c (function_arg): Fix to correctly handle
20589 the -mips32r2 -mfp64 -mabi=32 case.
20590 (override_options): Enable use of odd-numbered registers for
20591 SFmode values on MIPS32.
20592 (mips_save_reg_p): Save whole floating-point register pair if
20593 either half is used.
20594 (compute_frame_size): Fix comment.
20596 2007-05-08 Jie Zhang <jie.zhang@analog.com>
20598 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
20599 argument of type bool.
20600 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
20601 argument. Safely select temporary P register according to it.
20602 (do_link): Change call site of add_to_reg accordingly.
20603 (do_unlink): Add epilogue_p as a fourth argument and pass it
20605 (expand_interrupt_handler_epilogue): Change call of do_unlink
20607 (bfin_expand_prologue): Add a third argument sibcall_p.
20608 * config/bfin/bfin.md (epilogue): Change call of
20609 bfin_expand_epilogue accordingly.
20610 (sibcall_epilogue): Likewise.
20611 (eh_return_internal): Likewise.
20613 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
20614 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
20615 * config/bfin/bfin.c (bfin_handle_option): Handle
20616 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
20617 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
20618 Support bf534, bf536 and bf561.
20619 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
20621 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
20624 * config/i386/i386.c (ix86_function_regparm): Process local
20625 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
20627 2007-05-07 Mike Stump <mrs@apple.com>
20629 * doc/invoke.texi (Warning Options): Document that -Wempty-body
20630 also checks for and while statements in C++.
20632 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
20634 * gcc.c (at_file_supplied): New variable.
20635 (main): Set it if we expanded argv.
20636 (do_spec_1): Pass an @-file to the linker if we were called with
20637 an @-file argument and HAVE_GNU_LD.
20638 * collect2.c (at_file_supplied): New variable.
20639 (response_file): New variable.
20640 (collect_exit): Unlink response_file if necessary.
20641 (handler): Likewise.
20642 (do_wait): Likewise.
20643 (main): Set at_file_supplied if we expanded argv.
20644 (collect_execute): Pass an @-file to subprocesses if we were called
20645 with an @-file argument.
20646 * configure.ac: Add define for HAVE_GNU_LD.
20647 * configure: Regenerate.
20648 * config.in: Regenerate.
20650 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
20652 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
20653 operand to HI mode.
20658 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
20660 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
20661 (TARGET_ENCODE_SECTION_INFO): Re-define.
20662 (m32c_encode_section_info): New
20663 (function_vector_handler): New
20664 (current_function_special_page_vector): New
20665 (m32c_special_page_vector_p): New.
20666 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
20668 * config/m32c/jump.md: Added instruction JSRS for functions
20669 with attribute "function_vector".
20670 * doc/extend.texi (function_vector): Added description
20671 for M16C, M32C targets.
20673 2007-05-07 DJ Delorie <dj@redhat.com>
20676 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
20677 ashrpsi3, lshrpsi3): Update shift count constraint.
20679 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
20680 Nathan Froyd <froydnj@codesourcery.com>
20683 * c-incpath.c (add_path): Strip trailing path separators.
20685 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
20687 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
20688 Free dominance info before purging EH edges.
20689 (eliminate_degenerate_phis): Likewise.
20690 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
20692 2007-05-07 Jan Hubicka <jh@suse.cz>
20694 * gimplify.c (gimplify_expr): Do not crash when folding
20695 (void *)(int)&a + 4.
20697 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
20700 * c-opts.c (lang_fortran): Make it non static.
20701 * c-common.h (lang_fortran): New prototype.
20702 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
20703 -lang-fortran option was passed by the driver.
20705 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
20707 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
20708 of ASSERT_CHECKING. Tweak message.
20710 2007-05-06 Revital Eres <eres@il.ibm.com>
20713 * loop-unroll.c (insert_var_expansion_initialization):
20714 Initialize the expansions with -zero instead of +zero.
20716 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
20718 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
20719 into pic and non-pic versions. Mark r19 as used for
20720 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
20721 for tgd_load, tld_load and tie_load .
20722 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
20723 version of tgd_load, tld_load and tie_load depending on the
20726 2007-05-04 Ulrich Drepper <drepper@redhat.com>
20727 Jakub Jelinek <jakub@redhat.com>
20729 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
20730 (__do_global_dtors_aux): Use more paranoid loop to run
20731 destructors if HIDDEN_DTOR_LIST_END.
20732 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
20734 2007-05-04 Jakub Jelinek <jakub@redhat.com>
20736 * varasm.c (align_variable): Don't increase alignment for
20737 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
20738 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
20740 2007-05-04 Josh Conner <jconner@apple.com>
20742 * basic-block.h (cdi_direction): Assign values to all enumeration
20744 (dom_computed): Remove.
20745 (dom_info_state): New.
20746 (set_dom_info_availability): New.
20747 * tree-ssa-loop-im.c (determine_invariantness): Initialize
20748 walk_data.dom_direction.
20749 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
20750 instead of dom_computed[].
20751 (split_edge): Likewise.
20752 (create_basic_block): Likewise.
20753 (merge_blocks): Likewise.
20754 * ifcvt.c (find_if_header): Likewise.
20755 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
20756 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
20757 * tree-ssa.c (verify_ssa): Likewise.
20758 * tree-cfg.c (tree_verify_flow_info): Likewise.
20759 (remove_edge_and_dominated_blocks): Likewise.
20760 * dominance.c (dom_computed): Make static.
20761 (calc_dfs_tree_nonrec): Change third param to a bool.
20762 (calc_dfs_tree): Change second param to a bool.
20763 (calc_idioms): Change second param to a bool. Use
20764 dom_convert_dir_to_idx.
20765 (init_dom_info): Validate dir before using.
20766 (dom_convert_dir_to_idx): New.
20767 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
20768 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
20769 (free_dominance_info): Use dom_convert_dir_to_idx.
20770 (get_immediate_dominator): Likewise.
20771 (set_immediate_dominator): Likewise.
20772 (get_dominated_by): Likewise.
20773 (redirect_immediate_dominators): Likewise.
20774 (nearest_common_denominator): Likewise.
20775 (dominated_by_p): Likewise.
20776 (bb_dom_dfs_in): Likewise.
20777 (bb_dom_dfs_out): Likewise.
20778 (recount_dominator): Likewise.
20779 (iterate_fix_dominators): Likewise.
20780 (add_to_dominance_info): Likewise.
20781 (delete_from_dominance_info): Likewise.
20782 (first_dom_son): Likewise.
20783 (next_dom_son): Likewise.
20784 (dom_info_available_p): Likewise.
20785 (dom_info_state): New.
20786 (set_dom_info_availability): New.
20788 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
20790 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
20792 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
20794 2007-05-04 Bob Wilson <bob.wilson@acm.org>
20796 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
20797 (subdi3, subdi_carry): Delete.
20799 2007-05-04 Jan Hubicka <jh@suse.cz>
20800 Richard Guenther <rguenther@suse.de>
20802 * opts.c (decode_options): Do not fiddle with inlining
20803 parameters in case of optimizing for size.
20804 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
20805 for size do nothing.
20806 (cgraph_decide_inlining_of_small_function): When optimizing for
20807 size never inline functions increasing caller size.
20808 (cgraph_early_inlining): Inline for size when optimizing for size.
20810 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
20812 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
20813 logical operations piecewise.
20814 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
20815 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
20816 subdi_sesidi_di): Delete.
20817 (add_with_carry): Produce carry in CC instead of a DREG to shorten
20818 the generated sequence. Allow three-reg add in constraints. Rewrite
20819 the rtl expression for carry to avoid zero_extend of a constant.
20820 (sub_with_carry): New pattern.
20821 (adddi3, subdi3): Change into define_expand. For subtract, generate a
20822 different sequence not involving jumps.
20823 (notbi): Now a named pattern.
20825 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
20827 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
20828 Add the note about a significant loss of accuracy of some
20829 mathematical routines when these options are used.
20831 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20833 * haifa-sched.c (rtx_vec_t): New typedef.
20834 (contributes_to_priority_p): Extract piece of priority () into new
20836 (priority): Use the function. Add assertion.
20837 (rank_for_schedule, set_priorities): Add assertion to check that
20838 insn's priority is initialized.
20839 (clear_priorities, calc_priorities): Change signature. Make it update
20840 all relevant insns. Update all callers ('add_to_speculative_block ()'
20841 and 'create_block_check_twin ()').
20842 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
20843 Add new field 'priority_status'.
20844 (INSN_PRIORITY_STATUS): New macro.
20845 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
20847 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20849 * sched-ebb.c (debug_ebb_dependencies): New static function.
20850 (init_ready_list): Use it.
20852 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
20853 with changed signature and 'debug_rgn_dependencies ()'.
20854 (debug_rgn_dependencies): New static function.
20855 (init_ready_list): Use it.
20857 * sched-int.h (debug_dependencies): Declare.
20859 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
20861 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
20863 2007-05-04 Dirk Mueller <dmueller@suse.de>
20865 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
20867 2007-05-03 Jan Hubicka <jh@suse.cz>
20869 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
20870 ((T1)X op (T1)Y), for pointer type in more cases than before.
20872 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
20874 * tree-object-size.c (plus_expr_object_size): When operand size is
20875 unknown, return unknown.
20877 2007-05-03 Dirk Mueller <dmueller@suse.de>
20879 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
20881 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
20884 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
20886 2007-05-03 Janis Johnson <janis187@us.ibm.com>
20888 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
20890 2007-05-03 Joseph Myers <joseph@codesourcery.com>
20892 * config/soft-fp/double.h, config/soft-fp/extended.h,
20893 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
20894 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
20895 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
20896 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
20899 2007-05-03 Ian Lance Taylor <iant@google.com>
20901 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
20902 MASK_PPC_GFXOPT for 8540 or 8548.
20904 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
20906 * tree-vect-transform.c (vect_update_inits_of_drs): Use
20907 vect_print_dump_info() to output debug information.
20909 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
20912 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
20913 operands of size 2 when operand is not MEM_P.
20915 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
20917 PR tree-optimization/30565
20918 * lambda-code.c (perfect_nestify): Fix updating of dominators.
20920 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
20922 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
20923 (umulsi3_highpart): Use them.
20924 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
20925 for final accumulator to D regisster tranfser.
20927 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
20929 PR tree-optimization/31699
20930 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
20932 (vect_enhance_data_refs_alignment): Compute peel amount using
20933 TYPE_VECTOR_SUBPARTS instead of vf.
20934 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
20936 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
20939 * system.h: Remove inclusion of double-int.h
20940 * tree.h: Include double-int.h
20941 * gengtype.c: Likewise
20942 * cfgloop.h: Likewise
20943 * Makefile.in: Adjust dependencies on double-int.h
20945 2007-05-02 Eric Christopher <echristo@apple.com>
20947 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
20948 -shared to -Zdynamiclib.
20950 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
20953 * c-common.c (strip_pointer_or_array_types): New function.
20954 * c-common.h (strip_pointer_or_array_types): New function declaration.
20956 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
20958 PR tree-optimization/31771
20959 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
20961 2007-05-02 Paul Brook <paul@codesourcery.com>
20963 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
20965 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
20967 PR middle-end/29715
20968 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
20971 2007-05-02 Nick Clifton <nickc@redhat.com>
20973 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
20975 2007-05-02 Richard Guenther <rguenther@suse.de>
20977 PR tree-optimization/31146
20978 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
20979 argument, single_use_p. If we have a single use that is
20980 a conversion to the definition rhs type, propagate that rhs.
20981 (forward_propagate_addr_expr): Pass single_use_p argument
20982 to forward_propagate_addr_expr_1.
20984 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
20986 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
20989 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20991 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
20992 'AMD Family 10 core'.
20994 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20996 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
20997 and athlon64-sse3 as improved versions of k8, opteron and athlon64
20998 with SSE3 instruction set support.
20999 * doc/invoke.texi: Likewise.
21001 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21003 * config/i386/i386.c (override_options): Tuning 32-byte loop
21004 alignment for amdfam10 architecture. Increasing the max loop
21005 alignment to 24 bytes.
21007 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
21009 * config/m68k/constraints.md: New.
21010 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
21011 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
21012 EXTRA_CONSTRAINT): Remove.
21013 * config/m68k/m68k.md: Include constraints.md.
21014 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
21016 2007-05-01 Ian Lance Taylor <iant@google.com>
21018 PR tree-optimization/31739
21019 * tree-vrp.c (vrp_val_is_max): New static function.
21020 (vrp_val_is_min): New static function.
21021 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
21023 (set_value_range): Use vrp_val_is_{max,min}.
21024 (extract_range_from_assert): Likewise.
21025 (extract_range_from_binary_expr): Likewise.
21026 (extract_range_from_unary_expr): Likewise.
21027 (dump_value_range, vrp_meet): Likewise.
21028 (vrp_visit_phi_node): Likewise.
21029 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
21031 2007-05-01 Mark Mitchell <mark@codesourcery.com>
21033 * config/i386/gmon-sol2.c (size_t): New type.
21034 (intptr_t): Likewise.
21035 (s_textsize): Declare as size_t.
21037 (monstartup): Use size_t for sizes.
21038 (_mcount): Save and restore registers.
21039 (internal_mcount): Pass 0 as the first argument to monstartup
21041 (moncontrol): Convert pointer to appropriately sized integer
21042 before passing to profil.
21044 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21046 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
21047 __NO_FPRS__, not just if _SOFT_DOUBLE.
21048 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
21049 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
21050 also for E500 double.
21051 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
21052 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
21055 2007-05-01 Richard Guenther <rguenther@suse.de>
21057 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
21060 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21062 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
21064 2007-05-01 Jan Hubicka <jh@suse.cz>
21066 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
21069 2007-05-01 Jan Hubicka <jh@suse.cz>
21071 * tree.h (maybe_fold_offset_to_component_ref): Remove.
21072 (maybe_fold_offset_to_reference): Declare.
21073 * fold-const.c (fold_unary): Do not fold
21074 (type *)&A into &A->field_of_type_and_offset_0
21075 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
21076 size is unknown, give up.
21077 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
21079 (maybe_fold_offset_to_reference): New.
21080 (maybe_fold_stmt_indirect): Use it.
21081 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
21082 * gimplify.c (gimplify_conversion): Canonicalize conversions to
21084 (gimplify_expr): Likewise for plus_expr.
21086 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
21088 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
21089 bsi_after_labels. Always insert statements before bsi.
21090 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
21091 * predict.c (apply_return_prediction): Check for empty blocks.
21092 * cfgexpand.c (lab_rtx_for_bb): New variable.
21093 (label_rtx_for_bb): Do not create new tree labels.
21094 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
21095 (tree_expand_cfg): Initialize lab_rtx_for_bb.
21096 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
21098 (label_for_bb): Add field used.
21099 (update_eh_label, main_block_label): Mark the label used.
21100 (cleanup_dead_labels): Remove unused labels.
21102 2007-05-01 Richard Guenther <rguenther@suse.de>
21104 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
21105 if it is not about to be set.
21106 (get_value_range): Do not pre-allocate equiv bitmap.
21107 (update_value_range): No need to clear equiv field.
21108 (add_equivalence): Change prototype to get bitmap pointer.
21109 Allocate bitmap here if it is not already.
21110 (extract_range_from_assert): Do not allocate bitmap here.
21111 Update callers to add_equivalence.
21112 (extract_range_from_ssa_name): Likewise.
21113 (get_vr_for_comparison): New static helper.
21114 (compare_name_with_value): Handle NULL equiv bitmap by
21115 peeling the first iteration of the comparison loop.
21116 Use get_vr_for_comparison.
21117 (compare_names): Handle NULL equiv bitmaps by using fake
21118 ones. Use get_vr_for_comparison.
21120 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
21122 * double-int.c (mpz_set_double_int): Moved from
21123 tree-ssa-loop-niter.c.
21124 (mpz_get_double_int): Likewise; also, add option to wrap
21125 out-of-range integers.
21126 * double-int.h: New prototypes for above.
21127 * tree.c (get_static_type_bounds): Moved from
21128 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
21129 TYPE_MAX_VALUE if they exist..
21130 * tree.h: New prototype for above.
21131 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
21132 get_type_bounds calls.
21133 (mpz_set_double_int): Move to double-int.c.
21134 (get_type_bounds): Move to tree.c, rename to
21135 get_static_type_bounds.
21136 (mpz_to_double_int): Move to double-int.c, rename to
21137 mpz_get_double_int.
21139 2007-04-30 Bob Wilson <bob.wilson@acm.org>
21141 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
21142 DIV0 exception can fall through to a normal return.
21144 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
21146 PR middle-end/22156
21147 Temporarily revert:
21148 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
21149 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
21150 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21151 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
21152 initialize align to silence bogus warning.
21153 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21154 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
21156 (struct sra_walk_fns): Remove use_all parameter from use.
21157 (sra_hash_tree): Handle BIT_FIELD_REFs.
21158 (sra_elt_hash): Don't hash bitfld blocks.
21159 (sra_elt_eq): Skip them in parent compares as well. Handle
21161 (sra_walk_expr): Don't maintain or pass down use_all_p.
21162 (scan_use): Remove use_all parameter.
21163 (scalarize_use): Likewise. Re-expand assignment to
21164 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
21165 output, and re-scalarize after output. Don't mark anything
21167 (scalarize_ldst): Adjust.
21168 (scalarize_walk_gimple_modify_statement): Likewise.
21169 (build_element_name_1): Handle BIT_FIELD_REFs.
21170 (instantiate_element): Don't warn for any element whose parent
21171 is used as a whole.
21172 (instantiate_missing_elements_1): Return the sra_elt.
21173 (canon_type_for_field): New.
21174 (try_instantiate_multiple_fields): New.
21175 (instantiate_missing_elemnts): Use them.
21176 (mark_no_warning): Removed.
21177 (generate_one_element_ref): Handle BIT_FIELD_REFs.
21178 (REPLDUP, sra_build_elt_assignment): New.
21179 (generate_copy_inout): Use them.
21180 (generate_element_copy): Likewise. Handle bitfld differences.
21181 (generate_element_zero): Don't recurse for blocks. Use
21182 sra_build_elt_assignment.
21183 (generate_one_element_int): Take elt instead of var. Use
21184 sra_build_elt_assignment.
21185 (generate_element_init_1): Adjust.
21186 (scalarize_use, scalarize_copy): Use REPLDUP.
21187 (scalarize_ldst): Move assert before dereference.
21188 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
21190 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
21193 * tree.c (reconstruct_complex_type): Reconstruct a reference
21195 Also use the same mode for the pointer as the old pointer type.
21197 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21199 * doc/trouble.texi (Interoperation): Remove note about Ultrix
21202 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
21204 PR rtl-optimization/31676
21205 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
21206 (df_refs_record): Call it.
21208 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21210 * rtl.def (SS_ABS): New code.
21211 * config/bfin/bfin.c (print_operand): New modifier 'v'.
21212 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
21213 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
21214 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
21215 (bfin_init_builtins): Define them.
21216 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
21217 (bfin_expand_builtin): ... and handle the others here.
21218 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
21219 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
21220 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
21221 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
21222 operand is only HImode.
21224 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
21226 * regclass.c (scan_one_insn): Remove splitting of
21229 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
21230 Nigel Stephens <nigel@mips.com>
21232 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
21234 2007-04-28 Jan Hubicka <jh@suse.cz>
21236 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
21237 insn_locators_alloc instead of insn_locators_initialize;
21238 call reset_block_changes.
21239 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
21240 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
21241 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
21242 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
21243 * config/score/score.c (th_output_mi_thunk): Likewise.
21244 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
21245 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
21246 tolerate uninitialized locator info.
21249 * function.c (init_function_start): Don't init line number info.
21250 (expand_function_end): Update.
21251 (reset_block_changes, record_block_change, finalize_block_changes,
21252 check_block_change, free_block_changes): Kill.
21253 * function.h (reset_block_changes, record_block_change,
21254 finalize_block_changes, check_block_change, free_block_changes):
21256 (struct function): Remove ib_boundaries_block.
21257 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21258 Use curr_insn_locator to initialize locator.
21259 (emit_line_note): Remove.
21260 * cfgexpand.c (expand_gimple_cond_expr): Update.
21261 (construct_exit_block): Likewise.
21262 (tree_expand_cfg): Initialize/finalize locators.
21263 * expr.c (expand_expr_real): Update.
21264 * cfglayout.c (line_locators_locs, line_locators_lines,
21265 file_locators_locs, file_locators_files): Remove.
21266 (set_block_levels): Move to cfgexpand.c.
21267 (insn_locators_initialize): Remove.
21268 (pass_insn_locators_initialize): Remove.
21269 (locations_locators_locs, locations_locators_vals): New static vars.
21270 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21272 (insn_locators_alloc, insn_locators_finalize,
21273 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21275 (locator_location): New.
21276 (locator_line, locator_file): Rewrite.
21277 * rtl.h (emit_line_note): Kill.
21278 (insn_locators_alloc, insn_locators_finalize,
21279 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21281 * tree-inline.c (initialize_cfun): Do not initialize
21282 ib_boundaries_block.
21283 * passes.c (pass_insn_locators_initialize): Remove.
21285 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
21287 * tree-cfg.c (move_block_to_fn): Release bb from dominance
21288 info. Update last_basic_block correctly.
21290 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
21293 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
21294 register itself to hold the offset constant. Tell flow the use
21295 of r4 and r5 when they are used.
21297 2007-04-27 Richard Guenther <rguenther@suse.de>
21299 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
21300 if we simplified anything.
21301 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
21302 warnings until we did a simplification and the stmt was not
21303 marked as TREE_NO_WARNING.
21305 2007-04-27 Mike Stump <mrs@apple.com>
21307 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
21309 2007-04-27 Ian Lance Taylor <iant@google.com>
21311 PR middle-end/31710
21312 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
21313 TYPE_MAX_VALUE exist, convert them to the new type.
21315 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21317 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
21318 if it claims to be available.
21319 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
21320 edge is redirected.
21321 (perform_tree_ssa_dce): Always free postdominators.
21323 2007-04-27 Richard Henderson <rth@redhat.com>
21325 * config/alpha/predicates.md (aligned_memory_operand): Mark
21326 as define_special_predicate.
21327 (unaligned_memory_operand, normal_memory_operand): Likewise.
21328 (reg_or_unaligned_mem_operand): Remove.
21329 (any_memory_operand): Match the documentation and check for
21330 non-renumbered pseudos during reload.
21331 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
21332 alpha_secondary_reload_class, update to new interface, make static.
21333 Handle CQImode like HImode. Remove FP subreg check.
21334 (alpha_expand_mov): Use replace_equiv_address.
21335 (alpha_expand_mov_nobwx): Use any_memory_operand.
21336 (TARGET_SECONDARY_RELOAD): New.
21337 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
21338 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
21339 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
21340 * config/alpha/alpha.md: ... here.
21341 (RELOAD12, reloadmode): New.
21343 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
21344 Don't handle the aligned case here.
21345 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
21346 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
21347 reload_inhi_help. Don't expect a scratch register.
21348 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
21350 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
21352 2007-04-27 Richard Guenther <rguenther@suse.de>
21354 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
21356 2007-04-27 Richard Guenther <rguenther@suse.de>
21358 PR tree-optimization/30965
21359 PR tree-optimization/30978
21360 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
21361 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
21362 (find_equivalent_equality_comparison): Likewise.
21363 (simplify_cond): Likewise.
21364 (get_prop_source_stmt): New helper.
21365 (get_prop_dest_stmt): Likewise.
21366 (can_propagate_from): Likewise.
21367 (remove_prop_source_from_use): Likewise.
21368 (combine_cond_expr_cond): Likewise.
21369 (forward_propagate_comparison): New function.
21370 (forward_propagate_into_cond): Rewrite to use fold for
21372 (tree_ssa_forward_propagate_single_use_vars): Call
21373 forward_propagate_comparison to propagate comparisons.
21375 2007-04-27 Richard Guenther <rguenther@suse.de>
21377 PR tree-optimization/31715
21378 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
21379 sure to do computation on the offset in an appropriate
21382 2007-04-27 Richard Sandiford <richard@codesourcery.com>
21384 * reload.h (elimination_target_reg_p): Declare.
21385 * reload.c (find_reloads): Don't apply the reg_rtx move
21386 optimization if the SET_DEST satisfies elimination_target_reg_p.
21387 * reload1.c (elimination_target_reg_p): New function.
21388 (gen_reload): In the move/add2 fallback, make sure that op0
21389 does not overlap the destination register.
21391 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21393 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
21394 transform only GIMPLE_MODIFY_STMTs.
21395 * tree-complex.c (expand_complex_operations_1): Ditto.
21396 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
21397 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
21398 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
21400 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
21401 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
21402 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
21403 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
21404 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
21405 slpeel_add_loop_guard): Ditto.
21406 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
21407 * lambda-code.c (perfect_nestify): Ditto.
21408 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
21409 before the first statement.
21410 * tree-optimize.c (execute_free_datastructures): Fix comments.
21411 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
21412 * tree-flow.h (disband_implicit_edges): Declaration removed.
21413 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
21415 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
21416 COND_EXPRs without gotos.
21417 (disband_implicit_edges, has_label_p): Removed.
21418 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
21419 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
21421 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
21423 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
21424 also for COND_EXPRs.
21425 * cfgexpand.c (label_rtx_for_bb): New function.
21426 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
21427 Use label_rtx_for_bb to find the labels.
21428 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
21429 last block. Detect fallthru edges.
21431 2007-04-26 Ian Lance Taylor <iant@google.com>
21434 * reload.c (find_reloads_subreg_address): If the address was valid
21435 in the original mode but not in the new mode, reload the whole
21438 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21440 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
21441 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
21442 (cleanup_control_expr_graph): Do not invalidate dominance info.
21443 Record altered blocks.
21444 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
21445 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
21446 cleanup_tree_cfg_bb): New functions.
21447 (remove_forwarder_block): Do not maintain the worklist of blocks.
21448 Record altered blocks.
21449 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
21450 not over whole cfg.
21451 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
21452 delete_unreachable_blocks if dominators are not available.
21453 * tree-inline.c (optimize_inline_calls): Free dominance information
21455 * tree-flow.h (remove_edge_and_dominated_blocks,
21456 cfgcleanup_altered_bbs): Altered.
21457 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
21459 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
21461 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
21462 do not invalidate dominators.
21464 2007-04-26 Anatoly Sokolov <aesok@post.ru>
21466 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
21467 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
21468 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21469 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21471 2007-04-26 Steve Ellcey <sje@cup.hp.com>
21473 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
21475 2007-04-26 Richard Guenther <rguenther@suse.de>
21477 PR tree-optimization/31703
21478 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
21479 the right type for the target of the bittest.
21481 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21483 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
21484 ix86_sol10_return_in_memory.
21486 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21488 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
21491 2007-04-26 Jakub Jelinek <jakub@redhat.com>
21494 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
21496 PR tree-optimization/30558
21497 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
21498 clear this_state.prev_try.
21500 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21501 Mark Mitchell <mark@codesourcery.com>
21503 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
21504 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
21505 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
21507 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21510 * doc/invoke.texi (%:print-asm-header): Document.
21511 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
21513 (static_spec_functions): Add print-asm-header.
21514 (main): Print a banner before the --target-help linker options.
21515 (print_asm_header_spec_function): New function.
21517 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
21520 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
21521 (movsf_ie): Likewise.
21523 2007-04-25 Paolo Carlini <pcarlini@suse.de>
21525 * doc/extend.texi ([Type Traits]): Adjust per N2255.
21527 2007-04-25 Bob Wilson <bob.wilson@acm.org>
21529 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
21530 exception for divide-by-zero.
21531 (__umodsi3, __modsi3): Likewise.
21533 2007-04-25 Dirk Mueller <dmueller@suse.de>
21535 * c-typeck.c (build_compound_expr): Annotate warning()
21536 call with OPT_Wunused_value.
21537 * tree-ssa.c (warn_uninit): Annotate warning with
21539 * c-common.c (handle_sentinel_attribute): Annotate warning
21540 call with OPT_Wattributes.
21542 2007-04-25 Thiemo Seufer <ths@mips.com>
21544 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
21545 (mips16): Fix typo.
21546 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
21547 on to the assembler. Improve handling of -mno-mips16. Add handling
21548 of -mno-mips3d, -mno-dsp, -mno-dspr2.
21549 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
21550 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
21551 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
21553 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
21556 * config/i386/winnt.c (i386_pe_file_end): Strip only
21557 USER_LABEL_PREFIX when writing export name.
21559 2007-04-25 Richard Sandiford <richard@codesourcery.com>
21561 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
21562 sh/elf.h, vx-common.h and vxworks.h.
21563 * config/sh/sh.h: Include config/vxworks-dummy.h.
21564 (SUBTARGET_OVERRIDE_OPTIONS): Define.
21565 (OVERRIDE_OPTIONS): Use it.
21566 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
21567 (vxworks_picreg): New pattern.
21568 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
21569 VXWORKS_OS_CPP_BUILTINS.
21570 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
21571 to their VXWORKS_* equivalents.
21572 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
21573 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
21574 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
21575 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
21576 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
21577 -mrtp/-fPIC multilibs.
21578 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
21579 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
21580 (MULTILIB_OSDIRNAMES): Delete.
21582 2007-04-25 Anatoly Sokolov <aesok@post.ru>
21585 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
21587 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
21589 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
21590 rounding mode to be specified by the caller.
21591 (real_to_mpfr) Likewise.
21592 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
21593 include new arguments.
21594 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
21596 2007-04-24 Ian Lance Taylor <iant@google.com>
21598 PR tree-optimization/31605
21599 * tree-vrp.c (set_value_range): Check that min and max are not
21600 both overflow infinities.
21601 (set_value_range_to_value): New static function.
21602 (extract_range_from_binary_expr): Call set_value_range_to_value.
21603 (extract_range_from_cond_expr): Likewise.
21604 (extract_range_from_expr): Likewise.
21605 (extract_range_from_unary_expr): Likewise. Don't create a range
21606 which overflows on both sides.
21607 (vrp_meet): Check for a useless range.
21608 (vrp_visit_phi_node): If we see a constant which looks like an
21609 overflow infinity, turn off the TREE_OVERFLOW flag.
21611 2007-04-24 Ian Lance Taylor <iant@google.com>
21613 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
21615 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
21617 PR diagnostic/25923
21618 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
21619 diagnostic message is being built.
21620 * tree-pretty-print.c (dump_generic_node): Only write the
21621 formatted text into BUFFER's stream if we are not building a
21622 diagnostic message.
21623 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
21625 * Makefile.in (toplev.o): Depend on tree-pass.h.
21627 2007-04-24 Ian Lance Taylor <iant@google.com>
21629 PR tree-optimization/31602
21630 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
21631 conditionals in the copied loop header.
21632 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
21633 warnings if TREE_NO_WARNING is set.
21634 * doc/invoke.texi (Warning Options): Clarify that
21635 -Wstrict-overflow does not warn about loops.
21637 2007-04-24 Janis Johnson <janis187@us.ibm.com>
21639 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
21640 expand on the comment about _Decimal128 arguments and check the
21641 integer result of the modulus operation; for 64-bit ELF ABI, ensure
21642 that _Decimal128 argument uses even/odd register pair.
21643 (function_arg): Ditto.
21645 2007-04-24 Hui-May Chang <hm.chang@apple.com>
21647 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
21648 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
21650 2007-04-24 Richard Guenther <rguenther@suse.de>
21651 Olga Golovanevsky <olga@il.ibm.com>
21653 * fold-const.c (multiple_of_p): Check for bottom
21656 2007-04-24 Richard Henderson <rth@redhat.com>
21658 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
21659 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
21660 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
21661 looking for non-zero bits shifted out. Avoid a recursive call
21662 when constructing the scalar.
21663 (__floatundisf): Likewise.
21665 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
21667 * dwarf2out.c (field_byte_offset): Move the existing logic
21668 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
21669 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
21671 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
21674 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
21675 length argument of 0 for memset.
21676 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
21677 unsigned shift instead of the signed variant.
21679 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
21681 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
21682 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
21683 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
21684 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
21685 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
21686 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
21687 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
21688 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
21689 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
21690 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
21691 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
21692 "mul<mode>3", "div<mode>3"): Insn definitions added.
21693 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
21694 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
21695 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
21696 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
21697 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
21698 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
21699 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
21700 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
21701 TARGET_FLOAT_FORMAT): Macro definitions removed.
21702 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
21703 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
21704 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
21705 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
21706 (s390_gen_rtx_const_DI): Function removed.
21707 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
21709 2007-04-24 Richard Sandiford <richard@codesourcery.com>
21711 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
21712 over an external ffs function.
21714 2007-04-24 Chao-ying Fu <fu@mips.com>
21715 Richard Sandiford <richard@nildram.co.uk>
21717 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
21718 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
21719 (smadd_widen_optab, umadd_widen_optab): Define.
21720 * optabs.c (init_optabs): Initialize smadd_widen_optab and
21722 * genopinit.c (optabs): Fill in smadd_widen_optab and
21724 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
21725 and umadd_widen_optab to implement multiply-add sequences.
21726 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
21727 (<u>maddsidi4): ...this. Extend condition to include
21728 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
21729 of operand 0 to "ka" and use the three-operand form of madd<u>
21731 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
21733 * config/mips/constraints.md (ka): New register constraint.
21735 2007-04-24 Jan Hubicka <j@suse.cz>
21739 2007-04-23 Jan Hubicka <jh@suse.cz>
21740 * function.c (init_function_start): Don't init line number info.
21741 (expand_function_end): Update.
21742 (reset_block_changes, record_block_change, finalize_block_changes,
21743 check_block_change, free_block_changes): Kill.
21744 * function.h (reset_block_changes, record_block_change,
21745 finalize_block_changes, check_block_change, free_block_changes):
21747 (struct function): Remove ib_boundaries_block.
21748 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21749 Use curr_insn_locator to initialize locator.
21750 (emit_line_note): Remove.
21751 * cfgexpand.c (expand_gimple_cond_expr): Update.
21752 (construct_exit_block): Likewise.
21753 (tree_expand_cfg): Initialize/finalize locators.
21754 * expr.c (expand_expr_real): Update.
21755 * cfglayout.c (line_locators_locs, line_locators_lines,
21756 file_locators_locs, file_locators_files): Remove.
21757 (set_block_levels): Move to cfgexpand.c.
21758 (insn_locators_initialize): Remove.
21759 (pass_insn_locators_initialize): Remove.
21760 (locations_locators_locs, locations_locators_vals): New static vars.
21761 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21763 (insn_locators_alloc, insn_locators_finalize,
21764 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21766 (locator_location): New.
21767 (locator_line, locator_file): Rewrite.
21768 * rtl.h (emit_line_note): Kill.
21769 (insn_locators_alloc, insn_locators_finalize,
21770 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21772 * tree-inline.c (initialize_cfun): Do not initialize
21773 ib_boundaries_block.
21774 * passes.c (pass_insn_locators_initialize): Remove.
21776 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
21778 * doc/invoke.texi: Removed leading '-' from option index entries.
21780 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
21782 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
21784 (create_phi_node): Use set_phi_nodes.
21785 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
21786 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
21787 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
21788 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
21789 (bsi_start, bsi_last): Use bb_stmt_list.
21790 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
21791 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
21792 Traverse the statements using tsi iterator.
21793 * basic-block.h (struct basic_block_def): Fields stmt_list
21794 and phi_nodes moved to ...
21795 (struct tree_bb_info): ... new structure.
21796 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
21797 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
21798 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
21799 (tree_verify_flow_info): Verify that il.tree is not set for
21800 entry and exit block.
21801 (tree_split_block): Use set_bb_stmt_list.
21803 2007-04-23 Mike Stump <mrs@apple.com>
21805 * config/i386/i386.c (ix86_tune_features
21806 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
21809 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
21811 * config/i386/i386.md (prefix_extra): New attribute.
21812 (length): Add prefix_extra.
21814 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
21815 (sse2_movntv2di): Likewise.
21816 (sse2_cvtps2dq): Likewise.
21817 (sse2_cvtpd2pi): Likewise.
21818 (sse2_cvttpd2pi): Likewise.
21819 (*sse2_cvtpd2ps): Likewise.
21820 (*add<mode>3): Likewise.
21821 (sse2_ssadd<mode>3): Likewise.
21822 (sse2_usadd<mode>3): Likewise.
21823 (*sub<mode>3): Likewise.
21824 (sse2_sssub<mode>3): Likewise.
21825 (sse2_ussub<mode>3): Likewise.
21826 (*mulv8hi3): Likewise.
21827 (*smulv8hi3_highpart): Likewise.
21828 (*umulv8hi3_highpart): Likewise.
21829 (sse2_umulv2siv2di3): Likewise.
21830 (sse2_pmaddwd): Likewise.
21831 (ashr<mode>3): Likewise.
21832 (lshr<mode>3): Likewise.
21833 (ashl<mode>3): Likewise.
21834 (sse2_ashlti3): Likewise.
21835 (sse2_lshrti3): Likewise.
21836 (*umaxv16qi3): Likewise.
21837 (*smaxv8hi3): Likewise.
21838 (*uminv16qi3): Likewise.
21839 (*sminv8hi3): Likewise.
21840 (sse2_eq<mode>3): Likewise.
21841 (sse2_gt<mode>3): Likewise.
21842 (*and<mode>3): Likewise.
21843 (sse2_nand<mode>3): Likewise.
21844 (*ior<mode>3): Likewise.
21845 (*xor<mode>3): Likewise.
21846 (sse2_packsswb): Likewise.
21847 (sse2_packssdw): Likewise.
21848 (sse2_packuswb): Likewise.
21849 (sse2_punpckhbw): Likewise.
21850 (sse2_punpcklbw): Likewise.
21851 (sse2_punpckhwd): Likewise.
21852 (sse2_punpcklwd): Likewise.
21853 (sse2_punpckhdq): Likewise.
21854 (sse2_punpckldq): Likewise.
21855 (sse2_punpckhqdq): Likewise.
21856 (sse2_punpcklqdq): Likewise.
21857 (*sse2_pinsrw): Likewise.
21858 (*sse2_pextrw): Likewise.
21859 (sse2_pshufd_1): Likewise.
21860 (sse2_uavgv16qi3): Likewise.
21861 (sse2_uavgv8hi3): Likewise.
21862 (sse2_psadbw): Likewise.
21863 (sse2_pmovmskb): Likewise.
21864 (*sse2_maskmovdqu): Likewise.
21865 (*sse2_maskmovdqu_rex64): Likewise.
21866 (sse4a_extrqi): Likewise.
21867 (sse4a_extrq): Likewise.
21868 (sse3_lddqu): Set prefix_rep.
21869 (sse3_addsubv4sf3): Likewise.
21870 (sse3_haddv4sf3): Likewise.
21871 (sse3_hsubv4sf3): Likewise.
21872 (sse_cvtss2si): Likewise.
21873 (sse_cvtss2si_2): Likewise.
21874 (sse_cvtss2siq): Likewise.
21875 (sse_cvtss2siq_2): Likewise.
21876 (sse_cvttss2si): Likewise.
21877 (sse_cvttss2siq): Likewise.
21878 (sse2_cvttps2dq): Likewise.
21879 (sse3_movshdup): Likewise.
21880 (sse3_movsldup): Likewise.
21881 (sse2_cvtsd2si): Likewise.
21882 (sse2_cvtsd2si_2): Likewise.
21883 (sse2_cvtsd2siq): Likewise.
21884 (sse2_cvtsd2siq_2): Likewise.
21885 (sse2_cvttsd2si): Likewise.
21886 (sse2_cvttsd2siq): Likewise.
21887 (*sse2_cvtpd2dq): Likewise.
21888 (*sse2_cvttpd2dq): Likewise.
21889 (sse2_pshuflw_1): Likewise.
21890 (sse2_pshufhw_1): Likewise.
21891 (sse4a_insertqi): Likewise.
21892 (sse4a_insertq): Likewise.
21893 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
21894 (ssse3_phadddv4si3): Likewise.
21895 (ssse3_phaddswv8hi3): Likewise.
21896 (ssse3_phsubwv8hi3): Likewise.
21897 (ssse3_phsubdv4si3): Likewise.
21898 (ssse3_phsubswv8hi3): Likewise.
21899 (ssse3_pmaddubswv8hi3): Likewise.
21900 (ssse3_pmulhrswv8hi3): Likewise.
21901 (ssse3_pshufbv16qi3): Likewise.
21902 (ssse3_psign<mode>3): Likewise.
21903 (ssse3_palignrti): Likewise.
21904 (abs<mode>2): Likewise.
21905 (ssse3_phaddwv4hi3): Set prefix_extra.
21906 (ssse3_phadddv2si3): Likewise.
21907 (ssse3_phaddswv4hi3): Likewise.
21908 (ssse3_phsubwv4hi3): Likewise.
21909 (ssse3_phsubdv2si3): Likewise.
21910 (ssse3_phsubswv4hi3): Likewise.
21911 (ssse3_pmaddubswv4hi3): Likewise.
21912 (ssse3_pmulhrswv4hi3): Likewise.
21913 (ssse3_pshufbv8qi3): Likewise.
21914 (ssse3_psign<mode>3): Likewise.
21915 (ssse3_palignrdi): Likewise.
21916 (abs<mode>2): Likewise.
21917 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
21918 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
21919 (sse2_pmovmskb): Set mode to SI instead of V2DF.
21921 2007-04-23 Nick Clifton <nickc@redhat.com>
21923 * params.def: Fix formatting of emacs local variables.
21925 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
21927 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
21928 move if inter-unit move isn't allowed.
21929 Don't split moving the first element of V2DI to DI to inter-unit
21930 move if inter-unit move isn't allowed.
21932 2007-04-23 Richard Guenther <rguenther@suse.de>
21934 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
21935 and CDI_POST_DOMINATORS separately.
21937 2007-04-23 Nick Clifton <nickc@redhat.com>
21939 * c.opt (Wformat-contains-nul): Add warning attribute.
21941 2007-04-23 Jan Hubicka <jh@suse.cz>
21943 * function.c (init_function_start): Don't init line number info.
21944 (expand_function_end): Update.
21945 (reset_block_changes, record_block_change, finalize_block_changes,
21946 check_block_change, free_block_changes): Kill.
21947 * function.h (reset_block_changes, record_block_change,
21948 finalize_block_changes, check_block_change, free_block_changes):
21950 (struct function): Remove ib_boundaries_block.
21951 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21952 Use curr_insn_locator to initialize locator.
21953 (emit_line_note): Remove.
21954 * cfgexpand.c (expand_gimple_cond_expr): Update.
21955 (construct_exit_block): Likewise.
21956 (tree_expand_cfg): Initialize/finalize locators.
21957 * expr.c (expand_expr_real): Update.
21958 * cfglayout.c (line_locators_locs, line_locators_lines,
21959 file_locators_locs, file_locators_files): Remove.
21960 (set_block_levels): Move to cfgexpand.c.
21961 (insn_locators_initialize): Remove.
21962 (pass_insn_locators_initialize): Remove.
21963 (locations_locators_locs, locations_locators_vals): New static vars.
21964 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21966 (insn_locators_alloc, insn_locators_finalize,
21967 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21969 (locator_location): New.
21970 (locator_line, locator_file): Rewrite.
21971 * rtl.h (emit_line_note): Kill.
21972 (insn_locators_alloc, insn_locators_finalize,
21973 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21975 * tree-inline.c (initialize_cfun): Do not initialize
21976 ib_boundaries_block.
21977 * passes.c (pass_insn_locators_initialize): Remove.
21979 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
21981 PR middle-end/31448
21982 * expr.c (reduce_to_bit_field_precision): Handle
21985 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
21987 PR tree-optimization/24659
21988 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
21989 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
21990 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
21991 * genopinit.c (optabs): Rename vec_pack_mod_optab
21992 to vec_pack_trunc_optab.
21993 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
21994 early for scalar floating point operands for NOP_EXPR.
21995 (vectorizable_type_promotion): Ditto.
21996 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
21997 vec_pack_trunc_optab.
21998 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
22000 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
22001 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
22002 Rename from VEC_PACK_MOD_EXPR.
22003 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
22004 * expr.c (expand_expr_real_1): Ditto.
22005 * tree-inline.c (estimate_num_insns_1): Ditto.
22006 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
22008 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
22009 (vec_unpacks_lo_v4sf): Ditto.
22010 (vec_pack_trunc_v2df): Ditto.
22011 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
22012 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22013 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
22015 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
22017 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22019 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
22020 Rename from VEC_PACK_MOD_EXPR. This expression also represent
22021 packing of floating point operands.
22022 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
22023 represent unpacking of floating point operands.
22024 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
22025 [vec_unpacks_hi]: Ditto.
22026 [vec_unpacks_lo]: Ditto.
22028 2007-04-22 Jan Hubicka <jh@suse.cz>
22030 * final.c (rest_of_handle_final): Call
22031 targetm.asm_out.constructor/targetm.asm_out.destructor
22032 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
22033 proper priority via decl_*_priority_insert.
22034 * c-common.c (c_expand_body): Likewise.
22036 2007-04-22 Richard Guenther <rguenther@suse.de>
22038 PR tree-optimization/29789
22039 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
22040 (rewrite_reciprocal): New helper split out from
22041 determine_invariantness_stmt.
22042 (rewrite_bittest): Likewise.
22043 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
22044 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
22047 2007-04-22 Revital Eres <eres@il.ibm.com>
22049 * loop-unroll.c (var_to_expand): New field to support also
22050 insns of the form x = something + x.
22051 (analyze_insn_to_expand_var): Use it.
22052 (expand_var_during_unrolling): Likewise.
22054 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22056 * predict.c: Include pointer-set.h.
22057 (bb_predictions): New variable.
22058 (tree_predicted_by_p, tree_predict_edge,
22059 remove_predictions_associated_with_edge): Use bb_predictions map
22060 instead of bb->predictions.
22061 (clear_bb_predictions, assert_is_empty): New functions.
22062 (combine_predictions_for_bb): Use bb_predictions map. Call
22063 clear_bb_predictions.
22064 (tree_estimate_probability): Create and free bb_predictions map.
22065 * Makefile.in (predict.o): Add pointer-set.h dependency.
22066 * basic-block.h (struct basic_block_def): Remove predictions
22068 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
22070 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
22073 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
22076 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22078 * timevar.c (timevar_print): Change reference of --disable-checking to
22079 --enable-checking=release. Also warn if assert checking is disabled.
22081 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22084 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
22085 decl as addressable if the compound literal was marked as
22087 Mark the decl as a gimple register if it is a complex or
22088 vector decl and does not live in memory.
22090 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22092 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
22093 (GENERIC_NEXT): New function macro.
22094 (PHI_CHAIN): Use phi_node's new chain variable.
22095 (tree_phi_node): Change tree_common to tree_base
22096 and add the chain field.
22097 * tree-phinodes.c (make_phi_node): Don't set
22098 TREE_TYPE on the new node.
22099 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
22100 instead of checking GIMPLE_TUPLE_P in chain_next.
22101 * tree-vect-transform.c
22102 (get_initial_def_for_induction): Look at
22103 PHI_RESULT_TREE for the type of the phi node.
22104 (update_vuses_to_preheader): Use PHI_CHAIN
22105 instead of TREE_CHAIN on the phi node.
22106 * tree-ssa-structalias.c (compute_points_to_sets):
22108 (ipa_pta_execute): Likewise.
22110 2007-04-21 Richard Guenther <rguenther@suse.de>
22112 PR middle-end/31136
22113 * fold-const.c (fold_unary): Call fold_convert_const on the
22116 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
22118 * gcse.c (store_killed_in_insn): Handle PARALLELs.
22119 (store_killed_in_pat): New.
22121 2007-04-20 Richard Henderson <rth@redhat.com>
22124 * config/i386/i386.c (type_has_variadic_args_p): Look for any
22125 TREE_LIST with a void_type_node value, not void_list_node exactly.
22127 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
22129 * doc/standards.texi: Re-arrange into language-specific
22130 subsections. Add a C++ section, documenting which standards we
22133 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22135 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
22136 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
22138 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
22140 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
22141 ecrti.o and crtbegin.o.
22142 (LIB_DEFAULT_SPEC): Include -lc.
22143 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
22145 2007-04-20 Richard Henderson <rth@redhat.com>
22148 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
22149 argument; update all callers.
22150 (get_unaligned_offset): New.
22151 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
22152 get_unaligned_address, just pass on the address directly.
22153 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
22154 the subreg in the helper patterns.
22155 (unaligned_extendqidi_le): Use get_unaligned_offset.
22156 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
22157 (unaligned_extendhidi_be): Likewise.
22158 (unaligned_extendhidi): Tidy.
22159 * config/alpha/alpha-protos.h: Update.
22161 2007-04-20 Richard Henderson <rth@redhat.com>
22163 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
22164 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
22165 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
22166 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22167 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22168 (CPP_SPEC): Don't include %(cpp_subtarget).
22169 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
22170 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22171 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
22173 2007-04-20 Jakub Jelinek <jakub@redhat.com>
22175 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
22176 for __builtin_ia32_cmpordss.
22178 PR tree-optimization/31632
22179 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
22180 and arg1 for optimizations of comparison against min/max values.
22181 Fold arg0 to arg1's type for optimizations of comparison against
22182 min+1 and max-1 values.
22184 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
22186 * reload.c (combine_reloads): When trying to use a dying register,
22187 check whether it's uninitialized and don't use if so.
22189 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
22191 * fold-const.c: Remove prototypes for native_encode_expr and
22192 native_interpret_expr.
22193 (native_encode_expr): Make non-static.
22194 (native_interpret_expr): Likewise.
22195 * tree.h: Add prototypes for the above.
22197 2007-04-19 Joseph Myers <joseph@codesourcery.com>
22199 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
22200 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
22201 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
22202 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
22203 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
22204 Add length attributes.
22206 2007-04-19 Janis Johnson <janis187@us.ibm.com>
22208 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
22211 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
22212 __STDC_WANT_DEC_FP__.
22214 2007-04-19 Joseph Myers <joseph@codesourcery.com>
22216 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
22217 for long double compatibility.
22218 * configure: Regenerate.
22220 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
22222 PR rtl-optimization/29841
22223 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
22225 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
22226 that may cause control flow transfer from being moved.
22228 2007-04-18 Jan Hubicka <jh@suse.cz>
22230 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
22233 2007-04-18 Eric Christopher <echristo@apple.com>
22235 * config/rs6000/darwin.md (load_macho_picbase): Use link register
22236 only. Update operands.
22237 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
22238 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
22239 link register to pic register.
22241 2007-04-18 Dirk Mueller <dmueller@suse.de>
22243 PR diagnostic/31227
22244 * tree-vrp.c (search_for_addr_array): New.
22245 (check_array_bounds): Suppress warning about
22246 address taken of array refs if its not de-referenced.
22248 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22250 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
22251 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
22253 * tree-vectorizer.h (NITERS_KNOWN_P): New.
22254 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
22255 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
22257 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
22259 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
22261 (vect_analyze_scalar_cycles): Fix indentation.
22262 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
22263 (vect_mark_relevant): Include phis in relevance analysis.
22265 * tree-vect-transform.c (vect_transform_loop): Add an assert.
22267 2007-04-18 Anatoly Sokolov <aesok@post.ru>
22269 * config/avr/avr.c (ptrreg_to_str): Replace error() with
22270 output_operand_lossage().
22272 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22274 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
22275 the unused code for reduction without adjust-in-epilog to simplify the
22278 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
22280 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
22281 (S390_TDC_NEGATIVE_ZERO): New constant.
22282 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
22283 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
22284 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
22285 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
22286 (S390_TDC_POSITIVE_INFINITY): New constant.
22287 (S390_TDC_NEGATIVE_INFINITY): New constant.
22288 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
22289 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
22290 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
22291 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
22292 (S390_TDC_INFINITY): New constant.
22293 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
22294 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
22295 optimization for UNSPEC_CCZ_TO_INT.
22296 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
22297 ("*ccz_to_int"): New insn.
22298 ("isinf<mode>2"): New insn.
22299 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
22300 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
22301 (UNSPEC_CCZ_TO_INT): New constant.
22303 2007-04-18 Richard Guenther <rguenther@suse.de>
22305 PR tree-optimization/19431
22306 PR tree-optimization/21463
22307 * tree-pass.h (pass_phiprop): Declare.
22308 * passes.c (init_optimization_passes): New phiprop pass.
22309 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
22310 (phivn_valid_p): New helper function.
22311 (phiprop_insert_phi): Likewise.
22312 (propagate_with_phi): Likewise.
22313 (tree_ssa_phiprop): New propagator propagating loads
22314 through phi nodes if profitable.
22316 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22318 * tree-vect-analyze.c (process_use): New function.
22319 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
22320 Check phis in all bbs.
22321 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
22324 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
22326 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
22329 2007-04-17 Anatoly Sokolov <aesok@post.ru>
22332 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
22335 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
22337 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
22339 (sse_vmmulv4sf3): Likewise.
22340 (sse2_vmaddv2df3): Likewise.
22341 (sse2_vmmulv2df3): Likewise.
22343 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
22345 PR rtl-optimization/31360
22346 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
22347 (target_reg_cost): New.
22348 (init_set_costs): Initialize target_reg_cost. Add comments
22349 regarding the rationale of the costs.
22350 (global_cost_for_size): Renamed to...
22351 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
22352 of register pressure.
22353 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
22354 estimate_reg_pressure_cost. Add number of ivs.
22355 (determine_set_costs): Dump target_reg_cost.
22356 * loop-invariant.c (gain_for_invariant): Use
22357 estimate_reg_pressure_cost. Removed n_inv_uses argument.
22358 (best_gain_for_invariant, find_invariants_to_move): Remove
22360 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
22361 (target_reg_cost): Declare.
22362 (global_cost_for_size): Declaration removed.
22363 (estimate_reg_pressure_cost): Declare.
22365 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
22367 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
22368 regnos into even/odd register pairs.
22369 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
22370 TDmode similar to the other floating point modes.
22371 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
22372 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
22374 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
22375 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
22376 (movdd_hardfloat64): Use TARGET_MFPGPR.
22378 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
22380 * reload1.c (delete_output_reload): Don't count output in n_inherited.
22383 2005-01-05 Richard Henderson <rth@redhat.com>
22385 * reload1.c (do_input_reload): Restrict the optimization deleteing
22386 a previous output reload to RELOAD_FOR_INPUT.
22388 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
22390 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
22391 induc_vec_info_type.
22392 (vectorizable_induction): New function declaration.
22393 * tree-vect-transform.c (get_initial_def_for_induction): No need to
22394 check if already vectorized. Find first place in BB where new stmts
22395 can be inserted. Takes only one argument.
22396 (vectorizable_induction): New function.
22397 (vect_transform_stmt): Add case for induc_vec_info_type to call
22398 vectorizable_induction.
22399 (vect_transform_loop): Consider phis for vectorization.
22400 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
22402 (analyze_operations): Call vectorizable_induction when analyzing phis.
22404 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
22405 (vect_mark_relevant): Include phis in relevance analysis.
22406 (vect_mark_stmts_to_be_vectorize): Likewise.
22407 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
22409 2007-04-16 Lawrence Crowl <crowl@google.com>
22411 * doc/invoke.texi (Debugging Options): Add documentation for the
22412 -femit-struct-debug options -femit-struct-debug-baseonly,
22413 -femit-struct-debug-reduced, and
22414 -femit-struct-debug-detailed[=...].
22416 * c-opts.c (c_common_handle_option): Add
22417 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
22418 and OPT_femit_struct_debug_detailed_.
22419 * c.opt: Add specifications for
22420 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
22421 and -femit-struct-debug-detailed[=...].
22422 * opts.c (set_struct_debug_option): Parse the
22423 -femit-struct-debug-... options.
22424 * opts.c (matches_main_base, main_input_basename,
22425 main_input_baselength, base_of_path, matches_main_base): Add
22426 variables and functions to compare header base name to compilation
22428 * opts.c (should_emit_struct_debug): Add to determine to emit a
22429 structure based on the option.
22430 (dump_struct_debug) Also disabled function to debug this
22432 * opts.c (handle_options): Save the base name of the
22435 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
22436 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
22437 This hook indicates if a type is generic. Set it by default
22438 to "never generic".
22439 * langhooks.h (struct lang_hooks_for_types): Add a new hook
22440 to determine if a struct type is generic or not.
22441 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
22442 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
22443 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
22444 with live C++ hook.
22446 * flags.h (enum debug_info_usage): Add an enumeration to describe
22447 a program's use of a structure type.
22448 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
22449 to indicate the program's usage of the type. Filter structs based
22450 on the -femit-struct-debug-... specification.
22451 (gen_type_die): Split into two routines, gen_type_die and
22452 gen_type_die_with_usage. gen_type_die is now a wrapper
22453 that assumes direct usage.
22454 (gen_type_die_with_usage): Replace calls to gen_type_die
22455 with gen_type_die_with_usage adding the program usage of
22456 the referenced type.
22457 (dwarf2out_imported_module_or_decl): Suppress struct debug
22458 information using should_emit_struct_debug when appropriate.
22460 2007-04-16 Ian Lance Taylor <iant@google.com>
22462 PR tree-optimization/31522
22463 * tree-vrp.c (vr_phi_edge_counts): New static variable.
22464 (vrp_initialize): Allocate vr_phi_edge_counts.
22465 (vrp_visit_phi_node): Don't push to infinity if we saw a new
22466 executable edge. Drop test for all constants.
22467 (vrp_finalize): Free vrp_phi_edge_counts.
22469 * doc/cpp.texi (Common Predefined Macros): Clarify description of
22470 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
22472 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
22473 predecessors at head rather than tail.
22475 2007-04-16 Matthias Klose <doko@debian.org>
22477 * config/alpha/linux.h (CPP_SPEC): Define.
22478 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
22480 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
22482 * function.h: Remove sequence_stack extern declaration.
22484 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
22486 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
22488 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
22491 2007-04-16 Anatoly Sokolov <aesok@post.ru>
22493 * config/avr/avr.c (avr_arch_types): Rearranging array.
22494 (enum avr_arch): Add.
22495 (avr_mcu_types): Use avr_arch enumeration constants instead of
22497 * config/avr/avr.h (LINK_SPEC): Simplify.
22499 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
22501 * config/m68k/m68k.c (m68k_libcall_value,
22502 m68k_function_value): Use macros for register names more.
22504 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
22506 (M68K_REGNAME): Use A6_REG.
22507 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
22509 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22511 PR middle-end/28071
22512 * sched-int.h (struct deps): Split field 'pending_lists_length' into
22513 'pending_read_list_length' and 'pending_write_list_length'. Update
22515 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
22516 to handle two length counters instead of one. Update all uses.
22517 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
22518 two length counters instead of one.
22519 * sched-rgn.c (propagate_deps): Update to handle two length counters
22522 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
22525 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
22526 copy of source, pass it to ix86_expand_vector_set and return
22529 2007-04-16 David Ung <davidu@mips.com>
22530 Joseph Myers <joseph@codesourcery.com>
22532 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
22533 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
22534 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
22535 Add 74K processor information.
22536 * config/mips/mips.md: Include 74k.md.
22537 (cpu): Add 74kc,74kf,74kx.
22538 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
22539 * config/mips/74k.md: New.
22540 * doc/invoke.texi (MIPS Options): Document 74K support.
22542 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
22544 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
22545 vectorizable_* functions.
22546 * tree-vect-transform.c (vectorizable_call): Add check for
22547 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
22548 (vectorizable_store): likewise.
22549 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
22551 (vectorizable_operation, vectorizable_type_demotion): Likewise.
22552 (vectorizable_type_promotion, vectorizable_load): Likewise.
22553 (vectorizable_live_operation, vectorizable_condition): Likewise.
22554 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
22556 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
22558 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22560 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
22561 register numbers more.
22562 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
22563 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
22564 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
22565 FUNCTION_VALUE_REGNO_P): Likewise.
22566 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
22567 STATIC_CHAIN_REGNUM): Likewise.
22568 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
22569 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
22570 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
22571 * config/m68k/m68k.md (FP_REG): New.
22573 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22575 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
22578 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22580 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
22581 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
22584 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22586 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
22589 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
22592 * c-decl.c (finish_decl): Grab the type of the decl after the call
22593 to store_init_value.
22595 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
22597 * common.opt (fforward-propagate): Fix "Optimization" annotation.
22599 2007-04-14 Jakub Jelinek <jakub@redhat.com>
22602 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
22603 dominators, post dominators and cleanup cfg before returning.
22605 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
22607 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
22608 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
22610 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
22612 * config.gcc: Recognize fido.
22613 * config/m68k/m68k-devices.def (fidoa): New.
22614 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
22616 (FL_FIDOA, TARGET_FIDOA): New.
22617 * config/m68k/m68k.opt (mfidoa): New.
22619 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22621 PR middle-end/31322
22622 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
22623 when a personality function is used.
22625 2007-04-13 Bob Wilson <bob.wilson@acm.org>
22627 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
22629 2007-04-13 Mike Stump <mrs@apple.com>
22631 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
22633 * config/darwin.opt (fapple-kext): Make C++ only.
22634 * config/darwin.c (darwin_override_options): Remove code to ensure
22635 -fapple-kext is given for C++ only.
22637 2007-04-13 Richard Sandiford <richard@codesourcery.com>
22639 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
22640 * config/mips/mips.c (override_options): Call
22641 SUBTARGET_OVERRIDE_OPTIONS, if defined.
22643 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
22645 * config/i386/i386.opt (msvr3-shlib): Removed.
22647 * doc/invoke.texi: Remove -msvr3-shlib.
22649 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
22651 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
22652 with "popcnt" instruction.
22654 2007-04-13 Richard Guenther <rguenther@suse.de>
22656 PR tree-optimization/21258
22657 * tree-vrp.c (compare_case_labels): New helper.
22658 (find_switch_asserts): New function.
22659 (find_assert_locations): Call it for SWITCH_EXPRs.
22661 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
22663 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
22664 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
22665 check is now implied in X87_FLOAT_MODE_P.
22666 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
22667 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
22668 (fix_trunc<mode>_i386_fisttp): Ditto.
22669 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
22670 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
22671 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
22672 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
22673 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
22674 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
22675 (unnamed_splitters): Ditto.
22676 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
22677 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
22678 FIRST_SSE_REG for local functions when SSE math is enabled or
22679 for functions with sseregparm attribute.
22680 (standard_80387_constant_p): Return -1 if mode is not
22682 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
22683 (ix86_expand_compare): Ditto.
22684 (ix86_expand_carry_flag_compare): Ditto.
22685 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
22686 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
22687 DECIMAL_FLOAT_MODE_P.
22688 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
22689 of SCALAR_FLOAT_MODE_P.
22690 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
22691 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
22692 checks before FLOAT_MODE_P.
22693 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
22694 before FLOAT_MODE_P.
22699 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
22701 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
22702 Charles Wilson <libtool@cwilson.fastmail.fm>
22704 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
22705 (libgcc.mvars): Don't depend on them.
22706 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
22707 * exec-tool.in: New.
22709 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
22711 * doc/invoke.text (--help): Document --help=common.
22713 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
22715 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
22717 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22719 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
22720 * genemit.c (main): Emit #include "integrate.h".
22721 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
22722 (LOADGP_RTP): New mips_loadgp_style.
22723 * config/mips/mips.h: Include config/vxworks-dummy.h.
22724 (TARGET_RTP_PIC): New macro.
22725 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
22726 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
22727 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
22728 for TARGET_RTP_PIC.
22729 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
22730 -mvxworks-pic when using -mrtp and a PIC option.
22731 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
22733 (mips_symbolic_constant_p, mips_symbolic_address_p)
22734 (mips_symbol_insns): Handle SYMBOL_HALF.
22735 (override_options): Warn about -G and -mrtp being used together.
22736 Initialize mips_lo_relocs[SYMBOL_HALF].
22737 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
22738 (mips_emit_loadgp): Handle LOADGP_RTP.
22739 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
22740 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
22741 (tablejump): Handle function-relative case table entries if
22743 * config/mips/predicates.md (symbol_ref_operand): New predicate.
22745 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22747 * config/mips/mips.md (load_call<mode>): Allow any general register.
22749 (sibcall_value_internal, sibcall_value_multiple_internal)
22750 (call_value_internal, call_value_split, call_value_multiple_internal)
22751 (call_value_multiple_split): Remove constraints from operand 0.
22753 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22755 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
22756 rather than loadgp_noshared.
22757 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
22758 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
22760 * config/mips/mips.md (loadgp): Rename to...
22761 (loadgp_newabi): ...this.
22762 (loadgp_noshared): Rename to...
22763 (loadgp_absolute): ...this.
22765 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22767 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
22768 false for locally-binding symbols.
22769 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
22771 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22773 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
22774 (SYMBOL_GOT_PAGE_OFST): ...this.
22775 (SYMBOL_GOT_GLOBAL): Rename to...
22776 (SYMBOL_GOT_DISP): ...this.
22777 (SYMBOL_GOTOFF_GLOBAL): Rename to...
22778 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
22779 * config/mips/mips.c (mips_global_symbol_p): New function.
22780 (mips_symbol_binds_local_p): Likewise.
22781 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
22782 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
22783 mips_global_symbol_p and mips_symbol_binds_local_p.
22784 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
22785 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
22786 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
22787 SYMBOL_GOTOFF_DISP.
22788 (mips_ok_for_lazy_binding_p): New function.
22789 (mips_load_call_address, mips_expand_call): Use it.
22790 (mips_dangerous_for_la25_p): Likewise.
22791 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
22792 (*got_disp<mode>): Use got_disp_operand instead of
22793 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
22794 SYMBOL_GOTOFF_GLOBAL.
22795 (*got_page<mode>): Use got_page_ofst_operand instead of
22797 * config/mips/predicates.md (const_call_insn_operand): Use
22798 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
22799 (global_got_operand): Rename to...
22800 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
22802 (local_got_operand): Rename to...
22803 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
22804 of SYMBOL_GOT_LOCAL.
22806 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22808 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
22809 TARGET_CALL_CLOBBERED_GP.
22810 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22811 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
22812 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
22813 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
22814 of TARGET_ABICALLS && !TARGET_NEWABI.
22815 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22816 * config/mips/mips.c (mips_load_call_address): Check
22817 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
22818 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22819 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
22820 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
22821 TARGET_ABICALLS && TARGET_NEWABI.
22822 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
22824 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
22825 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
22826 TARGET_ABICALLS && TARGET_NEWABI.
22827 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
22828 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
22829 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
22830 whether indirect calls must use $25.
22831 (mips_extra_live_on_entry): Check TARGET_GOT instead of
22833 * config/mips/mips.md (jal_macro): Check flag_pic and
22834 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
22835 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
22836 instead of TARGET_ABICALLS.
22837 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
22838 TARGET_ABICALLS && TARGET_OLDABI.
22839 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22840 (sibcall): In the comment above the define_insn, mention
22841 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
22842 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
22843 instead of TARGET_ABICALLS.
22845 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
22847 * doc/md.texi (Blackfin family constraints): Document PA and PB.
22848 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
22849 (MACFLAGS_MATCH_P): New macro.
22850 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
22851 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
22852 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
22853 the other MACFLAG constants.
22854 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
22855 (flag_machi): Tighten constraints. Renumber some of the operands.
22856 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
22858 (flag_machi_parts_acconly): New pattern.
22859 (flag_macinithi): Tighten constraints. Allow any accumulator to be
22861 (flag_macinit1hi): Tighten constraints.
22862 (flag_mul_macv2hi_parts_acconly): New pattern.
22864 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
22865 Use a more efficient implementation.
22866 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
22867 inline sequences when not optimizing for size.
22869 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
22870 movhi_high2low): Delete, merge functionality into...
22871 (packv2hi): ... this pattern.
22873 2007-02-11 Jie Zhang <jie.zhang@analog.com>
22874 * config/bfin/bfin.opt (msim): New option.
22875 (mcpu=): New option.
22876 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
22877 (bfin_cpu_t): Typedef of enum bfin_cpu.
22878 (bfin_cpu_type): New declaration.
22879 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
22880 -msim and -mcpu= options.
22881 (LIB_SPEC): Likewise.
22882 * config/bfin/bfin.c (bfin_cpu_type): Define.
22883 (bfin_handle_option): Handle -mcpu= option.
22884 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
22885 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
22886 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
22888 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22890 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
22891 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
22892 (powerpc-wrs-vxworksae): Use ${tm_file}.
22893 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
22894 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
22895 * config/i386/vx-common.h: New file.
22897 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22899 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
22902 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
22904 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
22907 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
22911 * c-common.c (c_build_qualified_type): Set canonical type
22914 2007-04-12 Richard Guenther <rguenther@suse.de>
22916 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
22917 lower bound and element size if lower bound is not zero
22918 or either of the ARRAY_REF operands is set.
22920 2007-04-12 Richard Guenther <rguenther@suse.de>
22922 PR tree-optimization/24689
22923 PR tree-optimization/31307
22924 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
22926 * gimplify.c (canonicalize_addr_expr): To be consistent with
22927 gimplify_compound_lval only set operands two and three of
22928 ARRAY_REFs if they are not gimple_min_invariant. This makes
22929 it never at this place.
22930 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
22932 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22934 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
22935 null before emitting a .nsubspa directive.
22937 2007-04-11 Diego Novillo <dnovillo@redhat.com>
22939 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
22940 need_to_partition_p if there are no memory statements in the
22943 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22945 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
22946 (gcd_of_steps_may_divide_p): New function.
22947 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
22949 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22951 * reload.c (find_reloads_toplev, find_reloads_address,
22952 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
22953 not a pointer equality test, to decide if we need to call
22954 push_reg_equiv_alt_mem.
22956 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
22958 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
22959 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
22961 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
22963 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22965 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
22966 vector to be positive.
22968 2007-04-11 Diego Novillo <dnovillo@redhat.com>
22972 * doc/invoke.texi: Document --params max-aliased-vops and
22974 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
22975 debug_memory_partitions): Move to tree-flow.h
22976 * params.h (AVG_ALIASED_VOPS): Define.
22977 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
22979 (mp_info_t): Likewise.
22980 (get_mem_sym_stats_for): New.
22981 (set_memory_partition): Move from tree-flow-inline.h.
22982 (mark_non_addressable): Only clear the set of symbols for the
22983 partition if it exists.
22984 (dump_memory_partitions): Move from tree-ssa-operands.c
22985 (debug_memory_partitions): Likewise.
22986 (need_to_partition_p): New.
22987 (dump_mem_ref_stats): New.
22988 (debug_mem_ref_stats): New.
22989 (dump_mem_sym_stats): New.
22990 (debug_mem_sym_stats): New.
22991 (update_mem_sym_stats_from_stmt): New.
22992 (compare_mp_info_entries): New.
22993 (mp_info_cmp): Call it.
22994 (sort_mp_info): Change argument to a list of mem_sym_stats_t
22996 (get_mpt_for): Move from tree-ssa-operands.c.
22997 (find_partition_for): New.
22998 (create_partition_for): Remove.
22999 (estimate_vop_reduction): New.
23000 (update_reference_counts): New.
23001 (build_mp_info): New.
23002 (compute_memory_partitions): Refactor.
23003 Document new heuristic.
23004 Call build_mp_info, update_reference_counts,
23005 find_partition_for and estimate_vop_reduction.
23006 (compute_may_aliases): Populate virtual operands before
23007 calling debugging dumps.
23008 (delete_mem_sym_stats): New.
23009 (delete_mem_ref_stats): New.
23010 (init_mem_ref_stats): New.
23011 (init_alias_info): Call it.
23012 (maybe_create_global_var): Remove alias_info argument.
23013 Get number of call sites and number of pure/const call sites
23014 from gimple_mem_ref_stats().
23015 (dump_alias_info): Call dump_memory_partitions first.
23016 (dump_points_to_info_for): Show how many times a pointer has
23018 * opts.c (decode_options): For -O2 set --param
23019 max-aliased-vops to 500.
23020 For -O3 set --param max-aliased-vops to 1000 and --param
23021 avg-aliased-vops to 3.
23022 * fortran/options.c (gfc_init_options): Remove assignment to
23024 * tree-flow-inline.h (gimple_mem_ref_stats): New.
23025 * tree-dfa.c (dump_variable): Dump memory reference
23027 Dump NO_ALIAS* settings.
23028 (referenced_var_lookup): Tidy.
23029 (mem_sym_stats): New.
23030 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
23031 and ORIG are different SSA names for a memory partition.
23032 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
23033 * tree-flow.h (struct mem_sym_stats_d): Define.
23034 (mem_sym_stats_t): Define.
23035 (struct mem_ref_stats_d): Define.
23036 (struct gimple_df): Add field mem_ref_stats.
23037 (enum noalias_state): Define.
23038 (struct var_ann_d): Add bitfield noalias_state.
23039 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
23040 debug_mem_ref_stats, debug_memory_partitions,
23041 debug_mem_sym_stats): Declare.
23042 * tree-ssa-structalias.c (update_alias_info): Update call
23043 sites, pure/const call sites and asm sites in structure
23044 returned by gimple_mem_ref_stats.
23045 Remove local variable IS_POTENTIAL_DEREF.
23046 Increase NUM_DEREFS if the memory expression is a potential
23048 Call update_mem_sym_stats_from_stmt.
23049 If the memory references memory, call
23050 update_mem_sym_stats_from_stmt for all the direct memory
23051 symbol references found.
23052 (intra_create_variable_infos): Set noalias_state field for
23053 pointer arguments according to the value of
23054 flag_argument_noalias.
23055 * tree-ssa-structalias.h (struct alias_info): Remove fields
23056 num_calls_found and num_pure_const_calls_found.
23057 (update_mem_sym_stats_from_stmt): Declare.
23058 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
23059 Set default value to 100.
23060 (PARAM_AVG_ALIASED_VOPS): Define.
23062 2007-04-11 Richard Guenther <rguenther@suse.de>
23064 PR middle-end/31530
23065 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
23066 a * -b + c as c - a * b if we honor sign dependent rounding.
23068 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
23070 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
23071 bfin_expand_strmov.
23072 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
23073 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
23075 (initialize_trampoline): Don't use old-style function definition.
23076 (bfin_secondary_reload): Mark IN_P argument as unused.
23078 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
23080 PR tree-optimization/31343
23081 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
23082 (build_polynomial_chrec): Return a scalar when the evolution is zero.
23083 * testsuite/gcc.dg/vect/pr31343.c: New.
23085 2007-04-10 Eric Christopher <echristo@apple.com>
23087 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
23088 * config/i386/i386.md (*cmpfp0): Use.
23089 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
23090 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
23091 (fix_trunc<mode>_i386_fisttp): Ditto.
23092 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
23093 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
23094 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
23095 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
23096 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
23097 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
23098 (unnamed_splitters): Ditto.
23099 * config/i386/i386.c (output_fix_trunc): Assert that
23100 we're not being passed a TFmode operand.
23102 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
23104 PR tree-optimization/31526
23105 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
23106 n_basic_blocks to find newly added blocks.
23108 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
23110 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
23112 (fix_trunc<mode>si_sse): Ditto.
23113 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
23114 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
23115 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
23116 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
23117 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
23118 expander using SSEMODEF mode macro.
23119 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
23120 expander using SSEMODEF mode macro.
23121 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
23122 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
23123 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
23124 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
23125 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
23126 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
23127 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
23128 Macroize insn using X87MODEF mode macro.
23130 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
23132 * config/i386/sse.md (sse2_pinsrw): Removed.
23133 (sse2_pextrw): Renamed to ...
23134 (*sse2_pextrw): This.
23136 2007-04-09 Jan Hubicka <jh@suse.cz>
23139 * config/i386/sse.md
23140 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
23141 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
23142 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
23143 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
23145 2007-04-09 Jan Hubicka <jh@suse.cz>
23147 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
23148 multiple fields of union.
23150 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
23152 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
23153 (create_preheaders): Check that loops are available.
23154 (fix_loop_structure): Clean up, improve comments.
23155 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
23156 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
23158 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
23159 * predict.c (tree_estimate_probability): Do not call
23160 calculate_dominance_info. Call create_preheaders.
23161 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
23162 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
23164 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
23165 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
23166 * tree-cfg.c (tree_split_edge): Make an assert more precise.
23167 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
23170 2007-04-08 Jan Hubicka <jh@suse.cz>
23172 * tree.h (maybe_fold_offset_to_component_ref): Declare.
23173 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
23174 * fold-const.c (fold_unary): Use it.
23176 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
23178 * varasm.c (assemble_variable): Remove call to
23179 lang_hooks.decls.prepare_assemble_variable.
23180 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
23181 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
23182 * langhooks.h (lang_hooks_for_decls): Remove
23183 prepare_assemble_variable.
23185 2007-04-08 Mike Stump <mrs@apple.com>
23187 * config/i386/i386.c: Use inc/dec on Core2.
23189 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
23191 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
23192 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
23193 lhd_tree_inlining_end_inlining): Remove.
23194 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
23195 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
23196 end_inlining hooks.
23197 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
23198 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
23199 lhd_tree_inlining_end_inlining): Remove prototypes.
23200 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
23201 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
23202 LANG_HOOKS_TREE_INLINING_START_INLINING,
23203 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
23205 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
23208 2007-04-08 Anatoly Sokolov <aesok@post.ru>
23211 * config/avr/predicates.md (io_address_operand): Delete predicate.
23212 (low_io_address_operand): Don't use 'mode' argument.
23213 (higth_io_address_operand): Rename ...
23214 (high_io_address_operand): ... to this. Don't use 'mode' argument.
23215 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
23218 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
23220 Revert change removing staticp.
23222 2007-04-07 Anatoly Sokolov <aesok@post.ru>
23225 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
23228 2007-04-07 Bruce Korb <bkorb@gnu.org>
23230 * c.opt: Add -Wformat-contains-nul.
23231 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
23233 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
23234 the NUL byte warning.
23236 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
23238 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
23240 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
23242 * tree.c (staticp): No longer use staticp langhook.
23243 * langhooks.c (lhd_staticp): Removed.
23244 * langhooks.h (struct lang_hooks): Remove staticp.
23245 * c-common.c (c_staticp): Remove.
23246 * c-common.h (c_staticp): Ditto.
23247 * langhooks-defs.h (lhd_staticp): Ditto.
23248 (LHD_HOOKS_STATICP): Ditto
23249 * tree.h (gcc_assert_lowered): New macro.
23251 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
23253 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
23254 argument "reliable".
23255 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
23256 Add argument "reliable". Propagate it through calls.
23257 (infer_loop_bounds_from_undefined): Derive number of iterations
23258 estimates from references in blocks that do not dominate loop latch.
23259 (gcov_type_to_double_int): New function.
23260 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
23261 and expected_loop_iterations_unbounded.
23262 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
23263 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
23264 * tree-data-ref.c (estimated_loop_iterations): Export.
23265 (get_references_in_stmt): Fix -- do not return addresses of local
23267 * cfgloop.h (expected_loop_iterations_unbounded,
23268 estimated_loop_iterations): Declare.
23270 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
23272 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
23274 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
23276 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
23277 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
23278 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
23279 Use output_387_reg_move().
23280 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
23281 expander using X87MODEF12 mode macro.
23282 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
23283 choosing register preferences. Use output_387_reg_move().
23284 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
23285 instead of "x". Use output_387_reg_move().
23286 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
23287 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
23288 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
23289 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
23290 Use output_387_reg_move().
23291 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
23293 (*truncxf?f_i387 splitter): Ditto.
23295 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
23297 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
23298 LANG_HOOKS_SAFE_FROM_P.
23299 * expr.c (safe_from_p): Remove langhook call.
23300 * langhooks.h (lang_hooks): Remove safe_from_p.
23301 (lhd_safe_from_p): Remove prototype.
23302 * langhooks.c (lhd_safe_from_p): Remove.
23304 2007-04-06 Jan Hubicka <jh@suse.cz>
23306 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
23309 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
23311 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
23312 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
23313 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
23314 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
23316 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
23317 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
23319 2007-04-05 Richard Henderson <rth@redhat.com>
23321 * config/alpha/alpha.c (print_operand) [+]: Remove.
23322 (alpha_end_function): Print nop if call at end of function.
23323 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
23324 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
23325 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
23326 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
23327 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
23328 the call pattern. Update peepholes to match.
23330 2007-04-05 Janis Johnson <janis187@us.ibm.com>
23332 * doc/extend.texi (Other Builtins): Add decimal float variants
23334 * builtins.def: Ditto.
23335 * builtins.c (expand_builtin): Ditto.
23337 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
23338 H.J. Lu <hongjiu.lu@intel.com>
23341 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
23342 of V8HImode when calling ix86_binary_operator_ok.
23343 (sse2_pmaddwd): Call ix86_binary_operator_ok.
23344 (sdot_prodv8hi): Operands 1 and 2 must be register.
23346 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
23348 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
23349 initialize align to silence bogus warning.
23351 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
23353 PR middle-end/22156
23354 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
23356 (struct sra_walk_fns): Remove use_all parameter from use.
23357 (sra_hash_tree): Handle BIT_FIELD_REFs.
23358 (sra_elt_hash): Don't hash bitfld blocks.
23359 (sra_elt_eq): Skip them in parent compares as well. Handle
23361 (sra_walk_expr): Don't maintain or pass down use_all_p.
23362 (scan_use): Remove use_all parameter.
23363 (scalarize_use): Likewise. Re-expand assignment to
23364 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
23365 output, and re-scalarize after output. Don't mark anything
23367 (scalarize_ldst): Adjust.
23368 (scalarize_walk_gimple_modify_statement): Likewise.
23369 (build_element_name_1): Handle BIT_FIELD_REFs.
23370 (instantiate_element): Don't warn for any element whose parent
23371 is used as a whole.
23372 (instantiate_missing_elements_1): Return the sra_elt.
23373 (canon_type_for_field): New.
23374 (try_instantiate_multiple_fields): New.
23375 (instantiate_missing_elemnts): Use them.
23376 (mark_no_warning): Removed.
23377 (generate_one_element_ref): Handle BIT_FIELD_REFs.
23378 (REPLDUP, sra_build_elt_assignment): New.
23379 (generate_copy_inout): Use them.
23380 (generate_element_copy): Likewise. Handle bitfld differences.
23381 (generate_element_zero): Don't recurse for blocks. Use
23382 sra_build_elt_assignment.
23383 (generate_one_element_int): Take elt instead of var. Use
23384 sra_build_elt_assignment.
23385 (generate_element_init_1): Adjust.
23386 (scalarize_use, scalarize_copy): Use REPLDUP.
23387 (scalarize_ldst): Move assert before dereference.
23388 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
23390 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
23392 * regmove.c: Fix unused variable warnings due to previous commit.
23394 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
23396 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
23397 (regmove_bb_head): Remove.
23398 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
23399 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
23400 problems with fixup_match_1.
23401 Don't initialize/free regmove_bb_head.
23403 (reg_is_remote_constant_p): If an insn is in the same basic block
23404 but not before INSN, consider it remote, too.
23406 2007-04-05 Anatoly Sokolov <aesok@post.ru>
23409 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
23410 DECL_ASSEMBLER_NAME, not the DECL_NAME.
23412 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
23414 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
23415 (CONDITIONAL_REGISTER_USAGE): Likewise.
23417 2007-04-04 Richard Henderson <rth@redhat.com>
23419 * config/alpha/lib1funcs.asm: Remove unused file.
23421 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23424 * opts.c (print_specific_help): Fix --help=<language>
23426 (common_handle_option): Support --help=common.
23428 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23431 * gcc.c (main): Do not run the linker if
23432 print_subprocess_help indicates that it shouldn't be
23435 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23438 * doc/invoke.texi (--help=): Document <languages> value, fix
23439 formatting in tables of values.
23441 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
23443 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
23444 dllimport attribute of virtual methods.
23446 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
23448 * config/score/crti.asm: Change _bss_start to __bss_start.
23449 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
23450 (OUTGOING_REG_PARM_STACK_SPACE) update.
23451 * config/score/score.opt: add options to make backend support
23452 score5, score5u, score7 and score7d.
23453 * config/score/score.md: Likewise.
23454 * config/score/misc.md: Likewise.
23455 * config/score/mac.md: Likewise.
23456 * doc/invoke.texi: Likewise.
23457 * doc/md.texi: update constraints define.
23459 2007-04-03 Richard Henderson <rth@redhat.com>
23461 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
23462 an appropriate type, use the mode instead.
23464 2007-04-03 Richard Sandiford <richard@codesourcery.com>
23466 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
23467 Set the default --with-arch setting to mips2.
23468 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
23469 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
23470 (MULTILIB_OSDIRNAMES): Delete.
23471 (MULTILIB_DIRNAMES): Define.
23472 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
23473 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
23474 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
23475 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
23476 VXWORKS_OS_CPP_BUILTINS.
23477 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
23478 (MIPS_DEBUGGING_INFO): Undefine.
23479 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
23481 2007-04-03 Jakub Jelinek <jakub@redhat.com>
23483 PR middle-end/30704
23484 * fold-const.c (native_encode_real): Encode real.c provided longs
23485 as a series of 32-bit native integers.
23486 (native_interpret_real): Interpret buffer as a series of 32-bit
23489 2007-04-03 Richard Guenther <rguenther@suse.de>
23491 * genpreds.c (write_insn_constraint_len): Write function
23492 optimized for CONSTRAINT_LEN implementation.
23493 (write_tm_preds_h): Output insn_constraint_len inline and
23494 use it for CONSTRAINT_LEN.
23495 (write_insn_preds_c): Don't output insn_constraint_len.
23496 * doc/md.texi (define_register_constraint): Document multi-letter
23497 constraints shall have the same length if they start with the same
23500 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
23503 * config/i386/i386.md (isinf<mode>2): Expand only when
23504 TARGET_C99_FUNCTIONS is set.
23506 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
23508 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
23509 (x86_64-*-linux*): Ditto.
23510 * config/i386/i386.opt (mpc): New option.
23511 * config/i386/i386.c (overrride_options): Handle
23512 ix87_precision_string.
23513 * config/i386/crtprec.c: New file.
23514 * config/i386/t-crtpc: Ditto.
23515 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
23516 and -mpc80 options.
23517 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
23518 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
23519 crtprec32.o, crtprec64.o and crtprec80.o.
23521 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
23522 and -mpc80 options.
23523 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
23525 2007-04-02 Eric Christopher <echristo@apple.com>
23527 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
23528 limitations on darwin.
23530 2007-04-02 Anatoly Sokolov <aesok@post.ru>
23533 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
23535 2007-04-02 Dave Korn <dave.korn@artimi.com>
23537 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
23539 2007-04-02 Dave Korn <dave.korn@artimi.com>
23541 * libgcc2.h (exception_descriptor): Don't forward-declare.
23542 (__get_eh_table_language, __get_eh_table_version): Delete
23543 prototypes of long-dead functions.
23545 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
23547 * ebitmap.h: New file
23548 * ebitmap.c: New file
23549 * Makefile.in (ebitmap.o): New target.
23551 2007-04-01 Jan Hubicka <jh@suse.cz>
23553 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
23554 before very first instruction.
23556 2007-04-01 Jan Hubicka <jh@suse.cz>
23558 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
23559 waring on 64bit hosts.
23560 * bitmap.h: Fix typo in bitmap_head_def.
23562 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
23564 PR rtl-optimization/31391
23565 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
23566 into a DELETED_LABEL note, and the label is in an empty basic
23567 block, update BB_END as well as BB_HEAD.
23569 2007-04-01 Richard Henderson <rth@redhat.com>
23571 PR tree-optimization/31169
23572 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
23573 to varying if the range is outside [0, prec-1].
23575 2007-04-01 Richard Sandiford <richard@codesourcery.com>
23578 * config/mips/mips.md (load_const_gp): New insn.
23579 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
23580 the MIPS16 GP pseudo register if no_new_pseudos.
23581 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
23583 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23586 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
23588 (call_value): Likewise.
23590 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
23591 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23594 * doc/invoke.texi: (optimization options): Reword description
23595 of -ffast-math. Document its primary purpose.
23597 2007-03-31 Richard Guenther <rguenther@suse.de>
23599 * omp-low.c (splay-tree.h): Include.
23600 (lookup_decl): Replace splay-tree usage by pointer-map.
23601 (maybe_lookup_decl): Likewise.
23602 (new_omp_context): Likewise.
23603 (delete_omp_context): Likewise.
23604 * gimplify.c (splay-tree.h): Include.
23605 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
23607 (remap_ssa_name): Likewise.
23608 (remap_decl): Likewise.
23609 (remap_type_1): Likewise.
23610 (remap_type): Likewise.
23611 (copy_body_r): Likewise.
23612 (expand_call_inline): Likewise.
23613 (clone_body): Likewise.
23614 (copy_tree_r): Likewise.
23615 (remap_save_expr): Likewise.
23616 (unsave_r): Likewise.
23617 (unsave_expr_now): Likewise.
23618 (tree_function_versioning): Likewise.
23619 (build_duplicate_type): Likewise.
23620 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
23621 (struct copy_body_data): Replace splay-tree by pointer-map.
23622 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
23623 not $(SPLAY_TREE_H).
23624 (gimplify.o): Depend on $(SPLAY_TREE_H).
23625 (omp-low.p): Likewise.
23627 2007-03-31 Anatoly Sokolov <aesok@post.ru>
23629 * config/avr/predicates.md (even_register_operand,
23630 odd_register_operand): New predicates.
23631 * config/avr/avr.md (movw peephole2): New.
23632 (movw_r peephole2): New.
23634 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
23636 * tree.h (get_signed_or_unsigned_type): New.
23637 * fold-const.c (operand_equal_for_comparison_p): Use
23638 get_signed_or_unsigned_type instead of
23639 lang_hooks.types.signed_or_unsigned_type.
23640 * expr.c (store_expr): Ditto.
23641 * langhooks.c (get_signed_or_unsigned_type): New.
23642 (lhd_signed_or_unsigned_type): New.
23643 * langhooks.h (lhd_signed_or_unsigned_type): New.
23644 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
23646 2007-03-30 Richard Henderson <rth@redhat.com>
23648 * tree-ssa-loop-ivopts.c: Include target.h.
23649 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
23650 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
23651 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
23652 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
23654 2007-03-30 Richard Henderson <rth@redhat.com>
23655 Kai Tietz <kai.tietz@onevision.com>
23657 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
23658 default for 64-bit.
23659 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
23660 (TARGET_64BIT_MS_ABI): New.
23661 (DBX_REGISTER_NUMBER): Handle 64-bit.
23662 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
23663 (LONG_TYPE_SIZE): Force to 32.
23664 (REG_PARM_STACK_SPACE): New.
23665 (OUTGOING_REG_PARM_STACK_SPACE): New.
23666 (REGPARM_MAX, SSE_REGPARM_MAX): New.
23667 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
23668 (STACK_BOUNDARY): Use 128 for 64-bit.
23669 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
23670 Add 64-bit implementation.
23671 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
23673 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
23674 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
23675 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
23676 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
23677 (ix86_handle_cconv_attribute): Don't warn when ignoring if
23678 TARGET_64BIT_MS_ABI.
23679 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
23680 (ix86_pass_by_reference): Likewise.
23681 (ix86_function_value_regno_p): Likewise.
23682 (ix86_build_builtin_va_list): Likewise.
23683 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
23684 (function_arg_advance_ms_64): New.
23685 (function_arg_advance): Call it.
23686 (function_arg_ms_64): New.
23687 (function_arg): Call it.
23688 (function_value_ms_64): New.
23689 (ix86_function_value_1): Call it.
23690 (return_in_memory_ms_64): New.
23691 (ix86_return_in_memory): Call it.
23692 (setup_incoming_varargs_ms_64): New.
23693 (ix86_setup_incoming_varargs): Call it.
23694 (ix86_expand_prologue): Handle 64-bit stack probing.
23695 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
23696 (output_pic_addr_const): Likewise.
23697 (x86_this_parameter): Likewise.
23698 (x86_output_mi_thunk): Likewise.
23699 (x86_function_profiler): Likewise.
23700 (TARGET_STRICT_ARGUMENT_NAMING): New.
23701 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
23702 (TARGET_64BIT_MS_ABI): New.
23703 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
23704 * config/i386/i386.md (allocate_stack_worker): Remove.
23705 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
23706 describe the clobber of eax without a match_scratch.
23707 (allocate_stack_worker_postreload): Remove.
23708 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
23709 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
23710 (allocate_stack_worker_rex64_postreload): Remove.
23711 (allocate_stack): Handle 64-bit.
23712 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
23713 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
23714 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
23715 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
23716 (STANDARD_STARTFILE_PREFIX_1): Likewise.
23717 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
23718 * config.build (x86_64-*-mingw*): New host.
23719 * config.host (x86_64-*-mingw*): New host.
23720 * config.gcc (x86_64-*-mingw*): New target.
23721 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
23723 2007-03-30 Richard Henderson <rth@redhat.com>
23724 Kai Tietz <kai.tietz@onevision.com>
23726 * c-pragma.c (struct def_pragma_macro_value): New.
23727 (struct def_pragma_macro): New.
23728 (pushed_macro_table): New.
23729 (dpm_hash, dpm_eq): New.
23730 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
23731 (init_pragma): Install them.
23732 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
23734 2007-03-30 Anatoly Sokolov <aesok@post.ru>
23736 * config/avr/avr.c (avr_override_options): Clear
23737 'flag_delete_null_pointer_checks'.
23739 2007-03-30 Paolo Carlini <pcarlini@suse.de>
23742 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
23743 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
23744 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
23745 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
23746 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
23747 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
23748 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
23750 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
23752 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
23754 * regmove.c: Move all of pass_stack_adjustments from here...
23755 * combine-stack-adj.c: ...to this new file.
23756 * Makefile.in: Add rules for combine-stack-adj.o.
23758 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
23760 PR tree-optimization/31383
23761 * tree-data-ref.c (affine_function_equal_p): Do not require the
23762 vectors to have the same length.
23764 2007-03-30 Jan Hubicka <jh@suse.cz>
23766 PR middle-end/30700
23767 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
23768 availablility; add more sanity checking; ask varpool only about
23771 2007-03-29 Richard Henderson <rth@redhat.com>
23773 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
23774 to decide, but __SIZEOF_LONG_LONG__.
23776 2007-03-29 Richard Henderson <rth@redhat.com>
23778 * emutls.c (struct __emutls_array): New.
23779 (emutls_destroy): Use it instead of casting element 0 from void*.
23780 (__emutls_get_address): Likewise.
23782 2007-03-29 Richard Henderson <rth@redhat.com>
23784 * varasm.c (initializer_constant_valid_p): Don't deny
23785 DECL_DLLIMPORT_P on functions.
23787 * config/i386/cygming.h: Remove function declarations.
23788 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
23789 (ASM_OUTPUT_LABELREF): Remove.
23790 (COMMON_ASM_OP): Remove.
23791 (ASM_OUTPUT_COMMON): Remove.
23792 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
23793 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
23794 (ASM_DECLARE_FUNCTION_NAME): Likewise.
23795 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
23796 Rename from TARGET_ENCODE_SECTION_INFO.
23797 * config/i386/netware.h: Likewise.
23798 * config/i386/i386-protos.h: Update.
23799 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
23800 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
23801 (legitimate_constant_p): Reject dllimports.
23802 (dllimport_map, get_dllimport_decl): New.
23803 (legitimize_dllimport_symbol): New.
23804 (legitimize_address, ix86_expand_move): Use it.
23805 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
23806 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
23807 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
23808 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
23809 * config/i386/predicates.md (constant_call_address_operand): Only
23810 accept symbols; reject dllimport_p symbols.
23811 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
23812 i386_pe_maybe_record_exported_symbol.
23813 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
23814 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
23815 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
23816 trust the setting of DECL_DLLIMPORT_P.
23817 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
23818 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
23819 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
23820 tidy the argument scanning loop.
23821 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
23822 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
23823 (i386_pe_strip_name_encoding): Remove.
23824 (i386_pe_binds_local_p): New.
23825 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
23826 (i386_pe_output_labelref): Remove.
23827 (i386_pe_asm_output_aligned_decl_common): New.
23828 (i386_pe_maybe_record_exported_symbol): Rename from
23829 i386_pe_record_exported_symbol; check for dllexported symbols.
23831 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
23833 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
23834 add comment explaining why vsnprintf cannot be used.
23836 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
23838 PR tree-optimization/30666
23839 * tree.c (build_complex_type): When creating type names for DWARF2
23840 debug info, create TYPE_DECLs for TYPE_NAME instead of
23842 (build_common_tree_nodes_2): Use build_complex_type when building
23843 predefined complex types, to preserve canonical types.
23845 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
23847 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
23848 (noce_get_alt_condition): Look at it to determine whether to
23849 reverse the condition or not.
23850 (noce_get_condition): Substitute the truth for lies.
23851 (noce_find_if_block): Set the then_else_reversed field.
23853 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
23855 * config/fr30/fr30.md (movdi): Do not accept immediates as the
23856 destination of this insn.
23857 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
23858 than calling gen_rtx_SET directly. Use r0 to hold the value of
23859 'address + 4' rather than a stack based temporary which can be
23860 mis-optimized away.
23862 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
23864 * config/s390/s390.c (s390_secondary_input_reload_class,
23865 s390_secondary_output_reload_class): Functions removed.
23866 (s390_secondary_reload): New function.
23867 (TARGET_SECONDARY_RELOAD): Target macro defined.
23868 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
23869 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
23870 * config/s390/s390.md ("reload_outti", "reload_outdi",
23871 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
23872 "reload_out<mode>"): Expanders removed.
23873 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
23874 "reload<mode>_nonoffmem_out"): Expanders added.
23876 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
23878 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
23879 action if SRC->DEST replacement failed anyway.
23881 2007-03-28 Mike Stump <mrs@apple.com>
23883 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
23884 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
23885 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
23887 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
23889 * config.gcc: Accept barcelona as a variant of amdfam10.
23890 * config/i386/i386.c (override_options): Likewise.
23891 * doc/invoke.texi: Likewise.
23893 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
23895 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
23896 offsets for BIT_FIELD_REF and COMPONENT_REF.
23898 2007-03-28 Richard Guenther <rguenther@suse.de>
23900 * tree.c (is_global_var): Move ...
23901 * tree-flow-inline.h (is_global_var): ... here.
23902 * tree.h (is_global_var): Remove declaration.
23904 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
23906 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
23908 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
23909 * config/i386/i386.c (ix86_tune_features): Initialize new
23911 * config/i386/predicates.md (promotable_binary_operator): Use
23912 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
23914 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
23917 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
23919 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
23921 * config/fr30/fr30.md (movsi_internal): Change destination
23922 constraint from m to V and add m to the end.
23924 2007-03-28 Christian Bruel <christian.bruel@st.com>
23926 * config/sh/sh.md (movsi_i): Fix type attribute.
23928 2007-03-28 Christian Bruel <christian.bruel@st.com>
23930 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
23931 (movsf_ie): Likewise.
23933 2007-03-28 Christian Bruel <christian.bruel@st.com>
23935 * config.gcc: Add sh4-300 to multilib.
23936 * config/sh/t-mlib-sh4-300: New file.
23938 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
23940 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
23941 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
23942 fix_trunc<mode>di2.
23943 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
23944 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
23945 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
23946 "fixuns_trunctddi2"): Whitespace fix.
23948 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
23950 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
23951 the definition of struct sh_args.
23952 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
23953 CALL_COOKIE_INT_REG_GET): Likewise.
23955 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
23957 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
23958 transformations are applied successfully.
23960 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
23962 * tree.c (tree_contains_struct): Permit 512 tree codes.
23963 * tree.h (tree_contains_struct): Ditto.
23964 (MAX_TREE_CODES): Ditto.
23965 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
23966 SPARE member to store remaining padding bits.
23968 2007-03-27 Anatoly Sokolov <aesok@post.ru>
23970 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
23973 2007-03-27 Janis Johnson <janis187@us.ibm.com>
23975 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
23976 * configure: Regenerate.
23978 * configure: Regenerate using the correct version of autoconf.
23980 2007-03-27 Anatoly Sokolov <aesok@post.ru>
23982 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
23984 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
23985 regs to "__SP_L__" and "__SP_H__".
23987 2007-03-27 Richard Guenther <rguenther@suse.de>
23989 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
23990 computations with it with a HOST_WIDE_INT variable.
23992 2007-03-26 Mike Stump <mrs@apple.com>
23994 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
23995 objective-c-header, objective-c++-header and objc++-cpp-output
23997 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
23999 2007-03-26 Richard Henderson <rth@redhat.com>
24002 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
24003 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
24004 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
24005 IX86_BUILTIN_PSRLQ128): New.
24006 (ix86_init_mmx_sse_builtins): Add them.
24007 (ix86_expand_builtin): Expand them.
24008 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
24009 operand 2 be TImode.
24010 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
24011 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
24012 _mm_srli_epi64): Mark __B const.
24013 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
24014 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
24015 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
24016 new two-vector shift builtins.
24018 2007-03-26 Ian Lance Taylor <iant@google.com>
24020 PR tree-optimization/31345
24021 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
24022 [+INF, +INF(OVF)] into VARYING.
24024 2007-03-26 Zack Weinberg <zackw@panix.com>
24026 * gengtype-parse.c: New file.
24027 * gengtype-yacc.y: Delete.
24028 * gengtype-lex.l: Don't include gengtype-yacc.h.
24029 Define YY_DECL and yyterminate appropriately for recursive
24030 descent parser. yylval is now a string out-parameter to yylex.
24031 (HWS, EOID): New shorthand.
24032 (IWORD): Add a couple more types.
24033 (yylex): Add a setup stanza. Remove the complex rules for
24034 detecting GTY'ed types and typedefs; replace with simple
24035 keyword detectors. Adjust everything for the changed
24036 definition of yylval. Ignore all pp-directives, not just #define.
24038 (parse_file): Rename yybegin; do not call yyparse.
24040 * gengtype.c (xasprintf): Export again.
24041 (this_file): New. Use everywhere __FILE__ was being used.
24042 (get_lang_bitmap): Special case types defined in gengtype.c.
24043 (do_typedef, new_structure): Suppress definition of certain types.
24044 (new_structure): Improve diagnostics of duplicate definitions.
24045 Make sure location_s is associated with input.h.
24046 (nreverse_pairs, define_location_structures): New functions.
24047 (main): Improve tagging of kludge types. Remove old kludges
24048 for input.h types; use define_location_structures.
24049 * gengtype.h: Update prototypes. Define token codes here.
24050 * Makefile.in: Remove all references to gengtype-yacc.
24051 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
24053 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
24054 add GTY((skip)) to the field that's only conditionally there.
24055 * doc/install.texi: Document that Bison is no longer required
24056 unless building treelang.
24058 * gengtype.c: Don't include gtyp-gen.h.
24059 (srcdir): Declare here.
24060 (base_files, lang_dir_names): Allocate dynamically.
24061 (gt_files, num_gt_files, num_lang_dirs): New globals.
24062 (measure_input_list, read_input_line, read_input_list)
24063 (set_lang_bitmap): New functions.
24064 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
24065 simplify, relying on read_input_list to set up the bitmaps.
24066 (main): Arguments are no longer unused. Check for correct number
24067 of command line arguments, set srcdir and srcdir_len, then call
24068 read_input_list, before doing anything else. No need to worry
24069 about duplicates in main loop.
24070 * configure.ac: Simplify the calculation of all_gtfiles.
24071 Put language tags in there. Don't set or substitute
24072 all_gtfiles_files_langs or all_gtfiles_files_frags.
24073 * Makefile.in: Revamp the way gengtype is invoked, now that it
24074 takes a file on its command line with a much simpler format.
24075 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
24076 (GTFILES): Remove duplicates and C source files.
24077 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
24078 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
24079 * configure: Regenerate.
24081 * gengtype.h: Remove all type definitions to gengtype.c; leave
24082 only definitions of options_p, type_p, and pair_p as opaque
24083 pointers. Update prototypes.
24084 * gengtype.c: Many type definitions moved here from gengtype.h.
24085 Consolidate type definitions at the top of the file.
24086 (xvasprintf): Delete.
24087 (xasprintf): Make static.
24088 (create_nested_pointer_option): Add 'next' parameter.
24089 (create_field_all, create_field_at): New functions.
24090 (create_field): Now a thin wrapper around create_field_all.
24091 (create_optional_field): Rename create_optional_field_ and add
24092 line argument. Original name is now a macro which supplies
24094 (oprintf): Use vsnprintf directly.
24095 (close_output_files): Use fatal rather than perror/exit.
24096 (note_def_vec, note_def_vec_alloc): Use create_field_at.
24097 (main): Set progname. Don't use exit.
24098 * gengtype-yacc.y (struct_fields): Use create_field_at.
24099 (option, optionseqopt): Delete.
24100 (optionseq): Consolidate productions from option here so we
24101 can use the first argument to create_option.
24103 * gengtype-lex.l: Distinguish unions from structures in the
24104 token type. Don't call find_structure; return the tag as a string.
24105 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
24106 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
24107 string. Reorganize typedef_struct production accordingly.
24108 Use create_nested_ptr_option.
24109 * gengtype.c (create_nested_ptr_option): New function.
24110 * gengtype.h: Declare it.
24112 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
24113 (string_type): Don't declare.
24114 (do_scalar_typedef): Declare.
24115 (create_scalar_type): Update prototype.
24116 * gengtype.c (string_type): Make static.
24117 (scalar_nonchar, scalar_char): New.
24118 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
24119 (resolve_typedef): Use scalar_nonchar for error recovery.
24120 (create_scalar_type): Remove name_len field. Return scalar_char
24121 or scalar_nonchar as appropriate.
24122 (adjust_field_type): Look at scalar_is_char boolean to decide whether
24123 to use string_type.
24124 (throughout): Use scalar_nonchar instead of calling
24125 create_scalar_type, whenever possible.
24126 (main): Initialize scalar_char and scalar_nonchar before calling
24128 * gengtype-lex.l: Adjust for removal of second argument to
24129 create_scalar_type. Use yylval.s instead of yylval.t when
24131 * gengtype-yacc.y: Type of SCALAR is string. Call
24132 create_scalar_type from type:SCALAR rule. Adjust for removal of
24133 second argument to create_scalar_type.
24135 * vec.h: Remove all #if IN_GENGTYPE blocks.
24136 Add comment saying that changes may require adjustments to gengtype.
24137 * gengtype.c: Don't include coretypes.h or tm.h.
24138 Add comment to inclusion of errors.h.
24139 (note_def_vec, note_def_vec_alloc): New functions.
24140 * gengtype.h: Declare new functions.
24141 * gengtype-lex.l: Don't include coretypes.h.
24142 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
24144 (update_lineno): Remove unnecessary prototype.
24145 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
24146 (VEC rule): Just return VEC_TOKEN.
24147 * gengtype-yacc.y (VEC_TOKEN): New token type.
24148 (type): Add a production for VEC(a,b).
24149 * Makefile.in: Update dependencies.
24151 * gengtype-lex.l: Remove rules for parsing pointer-to-function
24152 typedefs that use the old PARAMS macro.
24154 * gengtype-lex.l: Remove all rules and states relating to yacc
24156 * gengtype-yacc.y: Similarly.
24157 * gengtype.c (note_yacc_type): Delete function.
24158 * gengtype.h: Update prototypes.
24160 2007-03-26 Joseph Myers <joseph@codesourcery.com>
24162 * tree-pretty-print.c (dump_generic_node): Report precision of
24163 unnamed integer types.
24165 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
24167 * ifcvt.c (noce_try_store_flag_constants): Don't check
24168 no_new_pseudos here.
24169 (noce_try_store_flag_constants): Don't check no_new_pseudos.
24170 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
24171 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
24172 noce_try_sign_mask): Likewise.
24173 (if_convert): Check no_new_pseudos here.
24175 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
24177 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
24178 (noce_get_condition): Handle new then_else_reversed argument.
24179 (noce_init_if_info): Remove, fold into noce_find_if_block.
24180 (noce_process_if_block): Take a struct noce_if_info as the
24181 argument. Don't set up one based on ce_if_info. Update pointer
24182 references accordingly.
24183 (cond_move_process_if_block): Likewise.
24184 (process_if_block): Removed.
24185 (find_if_block): Removed. Move functionality two new functions,
24186 noce_find_if_block and cond_exec_find_if_block.
24187 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
24188 blocks and the symmetric IF-ELSE-JOIN case.
24189 (cond_exec_find_if_block): Also new function mostly based on old
24190 find_if_block and process_if_block.
24191 (find_if_header): Replace find_if_block call with separately
24192 guarded calls to noce_find_if_block and cond_exec_find_if_block.
24193 (find_cond_trap): Update noce_get_condition call.
24194 (dead_or_predicable): Likewise.
24196 2007-03-26 Jakub Jelinek <jakub@redhat.com>
24198 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
24200 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
24201 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
24202 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
24203 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
24204 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
24205 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
24206 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
24207 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
24208 __builtin_ia32_psrad128 builtins.
24210 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
24212 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
24213 * config/i386/constraints.md
24214 (define_constraint "I"): Use IN_RANGE macro.
24215 (define_constraint "J"): Ditto.
24216 (define_constraint "K"): Ditto.
24217 (define_constraint "M"): Ditto.
24218 (define_constraint "N"): Ditto.
24219 (define_constraint "O"): Ditto.
24220 * config/i386/predicates.md
24221 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
24222 (define_predicate "const_0_to_3_operand"): Ditto.
24223 (define_predicate "const_0_to_7_operand"): Ditto.
24224 (define_predicate "const_0_to_15_operand"): Ditto.
24225 (define_predicate "const_0_to_63_operand"): Ditto.
24226 (define_predicate "const_0_to_255_operand"): Ditto.
24227 (define_predicate "const_1_to_31_operand"): Ditto.
24228 (define_predicate "const_2_to_3_operand"): Ditto.
24229 (define_predicate "const_4_to_7_operand"): Ditto.
24231 2007-03-25 David Edelsohn <edelsohn@gnu.org>
24233 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
24234 in SImode for save_world.
24235 * config/rs6000/altivec.md (save_world, restore_world): Convert to
24238 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
24240 PR tree-optimization/30784
24241 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
24244 2007-03-25 Revital Eres <eres@il.ibm.com>
24246 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
24247 Fold movement_possibility function into it.
24249 2007-03-25 David Edelsohn <edelsohn@gnu.org>
24251 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
24252 (load_macho_picbase_{si,di}): Convert to LR hard reg.
24253 (call_indirect_nonlocal_darwin64): Same.
24254 (call_nonlocal_darwin64): Same.
24255 (call_value_indirect_nonlocal_darwin64): Same.
24256 (call_value_nonlocal_darwin64): Same.
24257 (sibcall_nonlocal_darwin64): Same.
24258 (sibcall_value_nonlocal_darwin64): Same.
24259 (sibcall_symbolic_64): Same.
24260 (sibcall_value_symbolic_64): Same.
24261 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
24263 (rs6000_emit_load_toc_table): Same.
24264 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
24265 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
24267 (divss_call): Same.
24268 (divus_call): Same.
24269 (quoss_call): Same.
24270 (quous_call): Same.
24271 (load_toc_v4_pic_si): Same
24272 (load_toc_v4_PIC_1): Same.
24273 (load_toc_v4_PIC_1b): Same.
24274 (call_indirect_aix{32,64}): Same.
24275 (call_value_indirect_aix{32,64}): Same.
24277 (call_value): Same.
24278 (call_local{32,64}): Same.
24279 (call_value_local{32,64}): Same.
24280 (call_indirect_nonlocal_aix{32,64}): Same.
24281 (call_nonlocal_aix{32,64}): Same.
24282 (call_value_indirect_nonlocal_aix{32,64}): Same.
24283 (call_value_nonlocal_aix{32,64}): Same.
24284 (call_indirect_nonlocal_sysv<mode>): Same.
24285 (call_nonlocal_sysv<mode>): Same.
24286 (call_value_indirect_nonlocal_sysv<mode>): Same.
24287 (call_value_nonlocal_sysv<mode>): Same.
24289 (sibcall_local{32,64}): Same.
24290 (sibcall_value_local{32,64}): Same.
24291 (sibcall_nonlocal_aix{32,64}): Same.
24292 (sibcall_value_nonlocal_aix{32,64}): Same.
24293 (sibcall_nonlocal_sysv<mode>): Same.
24294 (sibcall_value): Same.
24295 (sibcall_value_nonlocal_sysv<mode>): Same.
24297 2007-03-24 Paul Brook <paul@codesourcery.com>
24299 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
24300 * config/arm/linux-eabi.h: Remove legacy syscall hack.
24302 2007-03-24 Richard Henderson <rth@redhat.com>
24304 * config/ia64/constraints.md: New file.
24305 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
24306 satisfies_constraint_?.
24307 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
24308 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
24309 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
24310 ia64_output_mi_thunk): Likewise.
24311 (ia64_const_ok_for_letter_p): Remove.
24312 (ia64_const_double_ok_for_letter_p): Remove.
24313 (ia64_extra_constraint): Remove.
24314 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
24315 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
24316 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
24317 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
24318 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
24319 EXTRA_MEMORY_CONSTRAINT): Remove.
24320 * config/ia64/ia64.md: Include constriants.md. Replace
24321 CONST_OK_FOR_? with satisfies_constraint_?.
24323 2007-03-23 Michael Meissner <michael.meissner@amd.com>
24324 H.J. Lu <hongjiu.lu@intel.com>
24326 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
24328 (name macros): Use DPD_BID_NAME to convert names properly.
24330 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
24331 decimal floating point format.
24332 (init_floating_libfuncs): Change decimal functions so that they
24333 have a "bid_" prefix if the decimal system uses the BID format,
24334 and "dpd_" prefix if the decimal system uses the DPD format.
24335 (init_interclass_conv_libfuncs): Ditto.
24336 (init_intraclass_conv_libfuncs): Ditto.
24338 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
24339 using the BID format.
24341 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
24342 whether we are using the BID decimal format.
24343 * configure: Regenerate.
24345 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
24346 the compiler has decimal floating point enabled. Define
24347 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
24350 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
24351 using the BID format.
24353 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
24354 whether we are using the BID decimal format.
24355 * configure: Regenerate.
24357 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
24358 the compiler has decimal floating point enabled. Define
24359 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
24362 * doc/install.texi (--enable-decimal-float): Document BID and DPD
24363 options, and that it is enabled for i386/x86_64 systems.
24365 * Makefile.in (enable_decimal_float): New.
24367 (DECNUMINC): Add -I$(DECNUMFMT).
24368 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
24369 to $(DECNUMFMT) from $(DECNUM).
24371 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
24372 Substitute enable_decimal_float.
24373 * configure: Regenerated.
24376 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
24379 * configure.ac: Enable decimal float for x86_64-*-linux*.
24380 * configure: Regenerated.
24383 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
24384 decimal128ClearSign to flip and clear the sign bit in decimal128.
24385 (decimal_real_maxval): Set decimal128SetSign to set the sign
24388 2007-03-23 Ian Lance Taylor <iant@google.com>
24390 * fold-const.c (fold_binary): Correct warning for X - c >= X.
24392 2007-03-23 Ian Lance Taylor <iant@google.com>
24394 * tree-dump.c (dump_files): Correct comment.
24396 2007-03-23 Ian Lance Taylor <iant@google.com>
24398 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
24400 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
24402 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
24403 in cfglayout mode. Don't go into and out of cfglayout mode.
24404 Link the blocks in the order of the constructed traces.
24405 (rest_of_handle_tracer): Adjust call to tracer.
24406 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
24407 Don't go into cfglayout mode.
24408 (rtl_loop_done): Don't go out of cfglayout mode.
24409 * cfglayout.c (relink_block_chain): New function, split out from...
24410 (fixup_reorder_chain): ...here. Remove redundant checking.
24411 (cfg_layout_finalize): Don't clear the header, footer, and aux
24412 fields here, move the code to do so to relink_block_chain. Likewise
24413 for free_original_copy_tables.
24414 * rtl.h (tracer): Update prototype.
24415 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
24416 Assert we are in cfglayout mode. Don't go into and out of cfglayout
24417 mode. Use relink_block_chain to serialize the CFG according to the
24418 new basic block order. Move targetm.cannot_modify_jumps_p check from
24420 (gate_handle_reorder_blocks): ...to here.
24421 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
24423 (gate_duplicate_computed_gotos): ...to here.
24424 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
24425 something always changes when going into and out of cfglayout mode.
24426 Perform an expensive cfg cleanup while going into cfglayout mode.
24427 Always update liveness information on HAVE_conditional_execution
24428 targets. Reserialize the basic blocks and go out of cfglayout mode.
24429 * reg-stack.c: Include cfglayout.h.
24430 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
24431 the call to reorder_basic_blocks.
24432 * basic-block.h (reorder_basic_blocks): Update prototype.
24433 (relink_block_chain): New prototype.
24434 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
24436 2007-03-23 Joseph Myers <joseph@codesourcery.com>
24438 * config/mips/mips.md (type, hazard, *movdi_32bit,
24439 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
24440 *movhi_internal, *movqi_internal, *movsf_hardfloat,
24441 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
24442 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
24443 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
24445 (movcc): Change first xfer to multi.
24446 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
24447 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
24448 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
24449 config/mips/generic.md: Change reservations using "xfer" to use
24451 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
24452 using match_operand.
24453 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
24454 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
24456 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
24458 2007-03-22 Richard Henderson <rth@redhat.com>
24460 * config/i386/i386.c: Remove unnecessary function declarations.
24461 Move targetm definition, and all related macros, to the end of
24462 the file. Resort some functions to put definitions before uses.
24463 (ix86_attribute_table): Make static. Move to end of file.
24464 (ix86_gimplify_va_arg): Make static.
24466 2007-03-22 Richard Henderson <rth@redhat.com>
24468 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
24469 don't increase local_regparm with force_align_arg_pointer check.
24470 (ix86_function_sseregparm): Assert 32-bit.
24471 (type_has_variadic_args_p): New.
24472 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
24473 type_has_variadic_args_p.
24474 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
24475 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
24476 use memset instead. Do maybe_vaarg check first; skip attribute
24477 tests if true; skip attribute tests for 64-bit.
24478 (construct_container): Remove TARGET_DEBUG_ARG.
24479 (function_arg_advance_32, function_arg_advance_64): Split out ...
24480 (function_arg_advance): ... from here.
24481 (function_arg_32, function_arg_64): Split out ...
24482 (function_arg): ... from here.
24483 (ix86_pass_by_reference): Tidy.
24484 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
24485 (function_value_32): New, from parts of ix86_function_value
24486 and ix86_value_regno.
24487 (function_value_64): New, from parts of ix86_function_value
24488 and ix86_libcall_value.
24489 (ix86_function_value_1): New.
24490 (ix86_function_value, ix86_libcall_value): Use it.
24491 (return_in_memory_32, return_in_memory_64): Split out ...
24492 (ix86_return_in_memory): ... from here.
24493 (ix86_struct_value_rtx): Skip for 64-bit.
24494 (ix86_libcall_value, ix86_value_regno): Remove.
24495 (setup_incoming_varargs_64): Split out ...
24496 (ix86_setup_incoming_varargs): ... from here.
24497 (ix86_va_start): Remove TARGET_DEBUG_ARG.
24498 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
24499 * config/i386/i386-protos.h (ix86_function_value): Remove.
24500 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
24502 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24505 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
24506 infinities not supported, otherwise emit warning if -Woverflow. On
24507 underflow, emit warning if -Woverflow.
24508 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
24510 * real.h (real_from_string): Update declaration
24512 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
24513 Richard Henderson <rth@redhat.com>
24515 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
24516 * calls.c (compute_argument_block_size, expand_call,
24517 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
24518 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
24519 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
24520 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
24521 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
24522 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
24523 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
24524 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
24527 2007-03-22 Joseph Myers <joseph@codesourcery.com>
24529 * c-incpath.c (add_sysroot_to_chain): New.
24530 (merge_include_chains): Add sysroot argument. Call
24531 add_sysroot_to_chain if sysrooted.
24532 (register_include_chains): Update call to merge_include_chains.
24533 * doc/cppopts.texi: Document use of '=' in include directory
24536 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
24538 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
24539 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
24540 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
24541 insn pattern using X87MODEF12 mode macro.
24543 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
24545 * regmove.c (regmove_optimize): Use reg_mentioned_p
24546 instead of reg_overlap_mentioned_p for DST.
24548 2007-03-21 Mike Stump <mrs@apple.com>
24550 * c.opt: Fixup for Objective-C/C++.
24552 2007-03-21 Steve Ellcey <sje@cup.hp.com>
24554 * explow.c (convert_memory_address): Fold memory reference when
24555 POINTERS_EXTEND_UNSIGNED < 0
24557 2007-03-21 Richard Henderson <rth@redhat.com>
24560 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
24561 * config/i386/mmintrin.h (__m64): Likewise.
24562 * config/i386/xmmintrin.h (__m128): Likewise.
24564 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24566 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
24567 (VXWORKS_OS_CPP_BUILTINS): Define.
24568 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
24569 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
24571 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24573 * rtl.h (constant_pool_reference_p): Delete.
24574 (find_constant_src): Declare.
24575 * rtlanal.c (find_constant_src): New function.
24576 * simplify-rtx.c (constant_pool_reference_p): Delete.
24577 * config/i386/i386.md: Use find_constant_src instead of
24578 constant_pool_reference_p/avoid_constant_pool_reference pairs.
24580 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24582 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
24583 * c-cppbuiltin.c (c_cpp_builtins): Define them.
24585 2007-03-20 Mark Mitchell <mark@codesourcery.com>
24587 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
24588 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
24589 (arm_elf_asm_constructor): Use it.
24590 (arm_elf_asm_destructor): New function.
24592 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
24594 * jump.c (mark_jump_label): Treat SEQUENCE specially.
24596 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
24598 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
24600 2007-03-19 Andrew Haley <aph@redhat.com>
24602 PR tree-optimization/31264
24603 * tree-vrp.c (register_edge_assert_for_1): Don't look though
24604 VIEW_CONVERT_EXPRs.
24606 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
24608 PR rtl-optimization/30907
24609 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
24610 (fwprop_init): Always call loop_optimizer_initialize.
24611 (fwprop_done): Always call loop_optimizer_finalize.
24612 (fwprop): We always have loop info now.
24613 (gate_fwprop_addr): Remove.
24614 (pass_fwprop_addr): Use gate_fwprop as gate.
24616 PR rtl-optimization/30841
24617 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
24618 df_chain_alloc): Call df_reorganize_refs unconditionally.
24619 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
24620 refs_organized to refs_organized_size.
24621 (df_ref_create_structure): Use refs_organized_size instead of
24622 bitmap_size if refs had been organized, and keep refs_organized_size
24624 * df.h (struct df_ref_info): Change refs_organized to
24625 refs_organized_size.
24626 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
24629 2007-03-19 Mark Mitchell <mark@codesourcery.com>
24631 * except.c (output_function_exception_table): Do not reference the
24632 EH personality routine for functions that do not require an
24635 2007-03-20 Jakub Jelinek <jakub@redhat.com>
24638 * c-typeck.c (convert_for_assignment): Call comptypes for
24639 RECORD_TYPE or UNION_TYPE.
24641 PR inline-asm/30505
24642 * reload1.c (reload): Do invalid ASM checking after
24643 cleanup_subreg_operands.
24645 2007-03-19 Jeff Law <law@redhat.com>
24647 * tree-cfg.c (find_taken_edge): Tighten conditions for
24648 optimizing computed gotos.
24650 2007-03-19 Michael Matz <matz@suse.de>
24652 * builtins.c (expand_builtin_sync_operation,
24653 expand_builtin_compare_and_swap,
24654 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
24657 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
24658 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
24661 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24663 * doc/tm.texi: Add brackets around the return type of
24664 TARGET_SECONDARY_RELOAD.
24666 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
24667 Richard Guenther <rguenther@suse.de>
24669 PR tree-optimization/31254
24670 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24671 Use handled_component_p () where appropriate. Continue
24672 propagating into the rhs if we propagated into an INDIRECT_REF
24675 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24677 * config/s390/s390.md (op_type attribute): RRR instruction type added.
24678 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
24679 (xde, xdee): Mode attributes adjusted to support DFP modes.
24680 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
24681 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
24682 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
24683 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
24684 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
24685 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
24686 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
24688 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
24689 "movsf"): Insn definitions removed.
24690 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
24691 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
24692 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
24694 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
24695 "reload_in<mode>", "reload_out<mode>"): Expander added.
24696 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
24699 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24701 * config/s390/s390.md: Only non-functional changes. Renamed
24702 FPR mode macro to BFP all over the file.
24704 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24706 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
24707 (op_type attribute): RRF instruction type added.
24708 (fT0): New mode attribute.
24709 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
24710 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
24711 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
24712 instruction no secondary memory is needed when moving DFmode values
24713 between GPRs and FPRs.
24715 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24717 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
24718 inverted and documentation adjusted.
24719 ("mhard-dfp", "msoft-dfp"): New options.
24720 * config/s390/s390.c (s390_handle_arch_option): New architecture
24722 (override_options): Sanity checks for the new options added.
24723 * config.gcc: New architecture switch: z9-ec.
24724 * config/s390/s390.h (processor_flags): PF_DFP added.
24725 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
24726 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
24727 when the bit is NOT set so remove it from the defaults.
24729 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24731 * genemit.c (main): Print include statement for dfp.h.
24732 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
24735 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
24737 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
24739 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
24742 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
24743 instead of PATTERN.
24745 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24747 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
24748 attr_length_call, output_call, output_indirect_call): Cleanup
24749 formatting of targetm calls.
24751 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
24753 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
24755 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24757 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
24758 reservation, bypass and anti-bypass descriptions for these
24759 instructions. Update move patterns.
24760 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
24763 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
24765 * tree-vect-transform.c (get_initial_def_for_induction): Replace
24766 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
24767 (get_initial_def_for_reduction): Likewise.
24769 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
24771 Fix PR tree-optimization/29922
24772 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
24773 (get_representative): Removed.
24774 (value_dies_in_block_x): Update for rvuse removal.
24775 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
24776 (compute_antic_aux): Handle when PHI nodes appear in
24777 non-single-successors.
24778 (dump_bitmap_of_names): Removed.
24779 (compute_antic_safe): Renamed and removed rvuse calculation.
24780 Calculate only antic safe.
24781 (insert_into_preds_of_block): Remove assert.
24782 (execute_pre): Update for renamed functions.
24783 (defer_or_phi_translate_block): New function.
24785 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
24787 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
24788 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
24790 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
24791 Follow spelling conventions.
24793 * tree-data-ref.h: Remove the prototype for analyze_array.
24795 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
24797 PR tree-optimization/31041
24798 * tree-vect-transform.c (get_initial_def_for_induction): Call
24799 force_gimple_operand.
24801 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
24803 * ipa-type-escape.c (look_for_casts) : Revert code to use
24804 handled_component_p due to ada test a-numaux.adb.
24806 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
24808 * final.c (final_scan_insn): Alter the condition of a
24809 conditional trap if we have nonstandard CC.
24811 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24813 * configure.ac: Remove excess quoting from asm line 0 test.
24814 * configure: Rebuilt.
24816 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24818 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
24819 * c-common.c (convert_and_check): Move warning logic to...
24820 (warnings_for_convert_and_check): ...here. Define.
24821 * c-common.h (warnings_for_convert_and_check): Declare.
24823 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24825 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
24826 (output_call): Likewise.
24828 2007-03-16 Richard Sandiford <richard@codesourcery.com>
24830 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
24832 2007-03-16 Richard Sandiford <richard@codesourcery.com>
24834 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
24836 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
24838 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
24839 opteron, athlon-64 and athlon-fx processor_alias_table entries.
24841 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
24843 PR tree-optimization/31183
24844 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
24845 Use double_int instead of unsigned int for representing access_strides.
24846 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
24848 2007-03-16 Richard Guenther <rguenther@suse.de>
24850 PR tree-optimization/31146
24851 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
24852 to allow recursion of forward_propagate_addr_expr.
24853 (forward_propagate_addr_into_variable_array_index): Likewise.
24854 (forward_propagate_addr_expr): Likewise.
24855 (tree_ssa_forward_propagate_single_use_vars): Likewise.
24856 (forward_propagate_addr_expr_1): Recurse on simple copies
24857 instead of propagating into them. Do so for useless conversions
24859 (forward_propagate_addr_expr): Clean up unused statements after
24862 2007-03-16 Richard Guenther <rguenther@suse.de>
24864 * builtins.c (expand_builtin_cexpi): Use the right argument
24865 for the expansion via cexp.
24867 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24869 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
24870 * configure: Rebuilt.
24872 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24875 * dwarf2out.c (force_type_die): Adjust comment.
24876 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
24878 2007-03-15 DJ Delorie <dj@redhat.com>
24880 * config/frv/predicates.md (minmax_operator): Don't check operands
24883 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
24885 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
24886 Update constant estimates of number of iterations.
24887 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
24888 argument renamed to "realistic".
24889 (compute_estimated_nb_iterations): Removed.
24890 (record_niter_bound): New function.
24891 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
24892 call record_nonwrapping_iv with upper = false.
24893 (infer_loop_bounds_from_signedness): Pass upper argument to
24894 record_nonwrapping_iv.
24895 (estimate_numbers_of_iterations_loop): Do not call
24896 compute_estimated_nb_iterations. Record estimate based on profile
24897 information. Initialize the constant estimates of number of
24899 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
24901 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
24902 number of iterations is too small.
24903 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
24904 (EST_NOT_AVAILABLE): Removed.
24905 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
24906 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
24909 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
24911 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
24912 Handle NE_EXPR guards.
24914 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24917 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
24918 Set also -pedantic-errors by default for the preprocessor unless
24919 -fpermissive is given.
24921 2007-03-15 Richard Guenther <rguenther@suse.de>
24923 PR middle-end/29719
24924 PR middle-end/31161
24925 * builtins.c (expand_builtin_cexpi): As a fallback if we
24926 don't have builtins for sincos or cexp create a function
24927 declaration for cexp and expand to a call to that.
24928 (expand_builtin_int_roundingfn): Always fall
24929 back to floor/ceil and its variants even if they may be
24932 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
24934 PR middle-end/31159
24935 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
24936 jump tables, move the call to delete_dead_jumptables from here...
24937 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
24938 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
24939 don't allow merging of blocks that try_redirect_by_replacing_jump
24940 also does not handle when not optimizing.
24942 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
24943 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24945 * config/i386/i386.md (x86_sahf_1): Correctly handle
24948 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
24951 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
24952 x86_64_general_operand as operand[2] predicate. Remove "iF"
24953 from operand constraints and use "e" constraint instead.
24954 (*subti3_1, *subti3_1 splitter): Ditto.
24955 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
24956 operand[1] predicate.
24958 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
24960 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
24961 arrays, multiply the access strides by the size of the sub-array.
24962 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
24964 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
24966 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
24967 the configured assembler supports the sahf mnemonic.
24968 * configure: Regenerate.
24969 * config.in: Regenerate.
24971 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
24972 emit "sahf" or ".byte\t0x9e" as asm template.
24974 2007-03-14 Michael Meissner <michael.meissner@amd.com>
24977 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
24978 option to replace hard coded TARGET_xxx in md file.
24979 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
24980 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
24981 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
24982 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
24983 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
24984 (X86_TUNE_NOT_VECTORMODE): Ditto.
24985 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
24986 (TUNE_AVOID_VECTOR_DECODE): Ditto.
24987 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
24988 (TUNE_SLOW_IMUL_IMM8): Ditto.
24989 (TUNE_MOVE_M1_VIA_OR): Ditto.
24990 (TUNE_NOT_UNPAIRABLE): Ditto.
24991 (TUNE_NOT_VECTORMODE): Ditto.
24993 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
24996 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
24997 tuning options instead of hard coded TARGET_xxx.
24998 (fix ssemode peephole2's): Ditto.
24999 (imul peephole2's): Ditto.
25001 (movdi_or_rex64): Ditto.
25002 (move peephole2): Ditto.
25003 (not peephole2's): Ditto.
25005 2007-03-14 Dirk Mueller <dmueller@suse.de>
25007 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
25008 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
25009 * c-parser.c (c_parser_if_body): Always add an empty statement in case
25011 * c-parser.c (c_parser_do_statement): Warn about empty body in
25012 do/while statement.
25013 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
25014 * doc/invoke.texi (-Wempty-body): Update documentation.
25016 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25019 * c-common.h (warn_for_div_by_zero): Declare.
25020 * c-common.c (warn_for_div_by_zero): Define.
25021 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
25024 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25026 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
25027 to PREFIX and STANDARD_PREFIX.
25029 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25030 Phil Edwards <phil@codesourcery.com>
25032 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
25033 (__gthread_once_t): Remove busy field for RTPs.
25034 (__GTHREAD_ONCE_INIT): Update accordingly.
25036 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25038 * doc/invoke.texi: Document VxWorks options.
25040 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
25042 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
25044 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
25046 PR tree-optimization/30590
25047 * tree-nrv.c (tree_nrv): Check for the partial update of the
25050 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25052 * flags.h (flag_random_seed): Remove declaration, in favor of...
25053 * toplev.h (get_random_seed, set_random_seed): ... these.
25054 * tree.c (get_file_function_name): Use the former.
25055 * opts.c (common_handle_option): Use the latter.
25058 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
25060 PR middle-end/31127
25061 * cse.c (cse_find_path): Do not bail out if a basic block that
25062 we already visited now becomes part of a path that starts at a
25063 different basic block. Just disallow this, to make sure we
25064 visit each basic block at most once.
25066 2007-03-13 Jan Hubicka <jh@suse.cz>
25068 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
25069 attributes, when profile esitmate is present, calls with very low
25070 frequency are cold.
25072 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
25074 PR tree-optimization/30730
25075 PR tree-optimization/26900
25076 * tree-ssa-loop-niter.c: Include gmp.h.
25077 (bounds): New type.
25078 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
25079 split_to_var_and_offset, determine_value_range,
25080 bound_difference_of_offsetted_base, refine_bounds_using_guard,
25081 bound_difference, bounds_add, bounds_negate,
25082 number_of_iterations_ne_max, dump_affine_iv): New functions.
25083 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
25084 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
25085 difference of initial and final value of control iv to validate
25087 (number_of_iterations_cond): Add loop parameter. Determine bounds
25088 on the difference of the extremes of the control iv. Add dumps.
25089 (expand_simple_operations): Handle phi nodes.
25090 (simplify_using_initial_conditions): Do not record used conditions.
25091 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
25092 Do not set additional_info.
25093 (implies_nonnegative_p, implies_ge_p): Removed.
25094 (derive_constant_upper_bound): Do not use parameter `additional'.
25095 (record_estimate): Parameter `additional' removed. Parameter
25096 `i_bound' added. Do not call derive_constant_upper_bound.
25097 (record_nonwrapping_iv): Use derive_constant_upper_bound to
25098 bound the number of iterations estimate.
25099 (estimate_numbers_of_iterations_loop): Pass the estimate from
25100 the number of iterations analysis to record_estimate.
25101 * tree.h (multiple_of_p): Declare.
25102 * tree-scalar-evolution.c (expression_expensive_p): Removed.
25103 (scev_const_prop): Do not check expression_expensive_p.
25104 * fold-const.c (multiple_of_p): Exported.
25105 * double-int.c (double_int_mask): Exported.
25106 * double-int.h (double_int_mask): Declare.
25107 * tree-flow.h (struct tree_niter_desc): Removed additional_info
25108 field. Added max field.
25110 2007-03-13 David Taylor <taylor@candd.org>
25113 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
25116 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25119 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
25120 two unamed patterns.
25122 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
25124 * config/i386/i386.opt (mcx16, msahf): New options.
25125 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
25126 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
25128 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
25129 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
25130 Output -mcx16 and -msahf options when corresponding bit is set.
25132 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
25133 and -msahf options.
25135 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25137 * configure.ac: Test for assembler tolerance to # 0 "".
25138 * configure, config.in: Rebuilt.
25139 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
25141 2007-03-13 Geoffrey Keating <geoffk@apple.com>
25143 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
25145 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
25146 (handle_syscall): Handle direct system calls.
25147 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
25149 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
25151 * doc/invoke.texi: Fix cpp.info cross-reference.
25152 * doc/passes.texi: Fix gcc.info cross-reference.
25154 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
25156 PR tree-optimization/30835
25157 * lambda-code.c (can_convert_to_perfect_nest): Check whether
25158 bb_for_stmt is not NULL before accessing it.
25160 2007-03-12 Joseph Myers <joseph@codesourcery.com>
25162 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
25165 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
25168 * doc/install.texi: Document --enable-stage1-languages
25170 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
25172 * tree-pass.h (pass_into_cfg_layout_mode,
25173 pass_outof_cfg_layout_mode): Declare.
25174 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
25175 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
25176 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
25177 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
25179 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
25181 * c-decl.c (warn_variable_length_array): New function.
25182 Refactored from grokdeclarator to handle warn_vla
25183 and handle unnamed array case.
25184 (grokdeclarator): Refactored VLA warning case.
25185 * c.opt (Wvla): New flag.
25186 * doc/invoke.texi (Wvla): New warning.
25188 2007-03-12 Richard Henderson <rth@redhat.com>
25190 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
25191 (TARGET_SECTION_TYPE_FLAGS): New.
25193 2007-03-12 Richard Henderson <rth@redhat.com>
25195 * config/darwin.c (machopic_reloc_rw_mask): New.
25196 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
25197 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
25199 2007-03-12 Mark Mitchell <mark@codesourcery.com>
25201 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
25202 * cppdefault.h (cpp_PREFIX): Document.
25203 (cpp_PREFIX_len): Likewise.
25204 (cpp_EXEC_PREFIX): New variable.
25205 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
25206 * c-incpath.c (add_standard_paths): Correct logic for relocating
25207 paths within prefix.
25209 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
25211 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
25212 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
25214 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
25215 fix_truncdfdi_sse using SSEMODEF mode macro.
25216 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
25217 fix_truncdfsi_sse using SSEMODEF mode macro.
25218 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
25219 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
25221 2007-03-12 Richard Sandiford <richard@codesourcery.com>
25223 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
25224 elfos.h to tm_file.
25226 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
25228 * tree.h : Add multiple_of_p declaration.
25229 * fold-const.c (multiple_of_p): Make multiple_of_p public.
25230 * ipa-type-escape.c (results_of_malloc): Redundant.
25231 (visited_stmts): New. Visited stmt for walk_use_def_chains.
25232 (cast_type): Extended with new members.
25233 (check_cast): Returns cast_type.
25234 (cast): New structure for data of walk_use_def_chains.
25235 (is_malloc_result, is_cast_from_non_pointer_1,
25236 is_cast_from_non_pointer,
25237 is_array_access_through_pointer_and_index): New functions.
25238 (look_for_casts): Returns cast types.
25239 (check_call): Returns void.
25240 (okay_pointer_operation): Use support of pointer plus index,
25241 pointer plus constant and allow all multiplications.
25243 2007-03-11 Richard Guenther <rguenther@suse.de>
25245 PR tree-optimization/31115
25246 * tree-vrp.c (extract_range_from_binary_expr): Make sure
25247 the shift count is positive and non-anti-range for RSHIFT_EXPR.
25248 A shift count of zero is not special as with *_DIV_EXPR.
25249 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
25252 2007-03-11 Ian Lance Taylor <iant@google.com>
25254 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
25255 the *_DIV_EXPR codes correctly with overflow infinities.
25257 2007-03-11 Ira Rosen <irar@il.ibm.com>
25259 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
25260 indicate success/failure of the analysis. Add negation to subtrahend
25261 in case of subtraction. Fail if both operands contain constants.
25262 (create_data_ref): Fail if analyze_offset fails.
25264 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
25266 * config/i386/i386.md (frndintxf2): Rename to ...
25267 (rintxf2): ... this. Remove expander having same name.
25268 (rintsf2, rintdf2): Implement using SSEMODEF macro.
25269 (roundsf2, rounddf2): Ditto.
25270 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
25271 (lround<mode>di2, lround<mode>si2): Ditto.
25273 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
25275 * lower-subreg.c: Include except.h.
25276 (decompose_multiword_subregs): Verify that the only control flow
25277 insns we can split are loads to multi-words pseudos.
25278 Handle breaking such blocks after splitting, instead of calling
25279 find_many_sub_basic_blocks.
25281 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
25282 on the new basic block. Add a lengthy comment explaining why we
25283 thought this was necessary.
25284 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
25286 2007-03-10 Mark Mitchell <mark@codesourcery.com>
25289 * tree.c (walk_type_fields): Recurse into the element type of
25290 ARRAY_TYPEs if there is a pointer set.
25292 2007-03-10 Dirk Mueller <dmueller@suse.de>
25294 * c-common.c (warn_logical_operator): Fix condition.
25296 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
25298 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
25300 * config/darwin.c (machopic_select_section): Remove superfluous
25301 argument in call to categorize_decl_for_section. Remove unused
25304 2007-03-10 Joseph Myers <joseph@codesourcery.com>
25306 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
25308 * configure: Regenerate.
25310 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
25313 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
25314 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
25315 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
25316 Add LABEL_NUSES to emitted label.
25317 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
25318 branch probability value to emitted jump insn.
25319 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
25320 Do not check life information and do not re-arrange input operands
25321 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
25323 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
25325 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
25326 the change of decode_asm_operands.
25328 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
25330 * mode-switching.c (create_pre_exit): Skip blockage insn.
25332 2007-03-09 Diego Novillo <dnovillo@redhat.com>
25334 * tree-pass.h (TODO_update_smt_usage): Remove.
25336 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
25340 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25342 * pa.c (attr_length_call): Revise condition for long
25343 pc-relative branch.
25344 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
25345 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
25346 sequence on SOM target.
25348 2007-03-09 Geoffrey Keating <geoffk@apple.com>
25350 * gcc.c: Document %{, in big comment at top.
25351 (input_suffix_matches): Remove special handling for .s and
25353 (input_spec_matches): New.
25354 (handle_braces): Handle %{,.
25355 (validate_switches): ',' indicates a value which is not a switch.
25356 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
25357 to detect assembler input.
25358 * config/i386/sol2.h (CPP_SPEC): Likewise.
25359 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
25360 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
25361 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
25362 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
25363 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
25364 -m64 causes deployment target to default to 10.5.
25365 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
25367 2007-03-09 Richard Henderson <rth@redhat.com>
25370 * target.h (targetm.asm.out.reloc_rw_mask): New.
25371 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
25372 (TARGET_ASM_OUT): Use it.
25373 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
25374 * varasm.c (categorize_decl_for_section): Remove shlib argument;
25375 use the new reloc_rw_mask target hook instead.
25376 (default_section_type_flags_1): Merge into...
25377 (default_section_type_flags): ... here.
25378 (decl_readonly_section_1): Merge into...
25379 (decl_readonly_section): ... here.
25380 (default_elf_select_section_1): Merge into...
25381 (default_elf_select_section): ... here.
25382 (default_unique_section_1): Merge into...
25383 (default_unique_section): ... here.
25384 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
25385 (default_select_rtx_section): Use it.
25386 (default_elf_select_rtx_section): Likewise.
25387 * output.h: Update to match.
25388 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
25389 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
25390 (TARGET_ASM_RELOC_RW_MASK): New.
25391 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
25392 to categorize_decl_for_section.
25393 (x86_64_elf_unique_section): Likewise.
25394 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
25395 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
25396 (TARGET_ASM_RELOC_RW_MASK): New.
25397 * config/ia64/ia64.c (ia64_rwreloc_select_section,
25398 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
25399 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
25400 (TARGET_RWRELOC): Remove.
25401 (ia64_section_type_flags): Adjust call to default_section_type_flags.
25402 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
25403 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
25404 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
25405 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
25406 (rs6000_xcoff_select_section): Use decl_readonly_section.
25407 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
25408 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
25409 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
25410 (TARGET_SECTION_TYPE_FLAGS): Remove.
25411 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
25413 2007-03-09 Roger Sayle <roger@eyesopen.com>
25415 * fold-const.c (fold_comparison): Remove compile-time evaluation of
25416 complex constant equality/inequality comparisons for here.
25417 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
25418 known at compile-time or can be simplified to a scalar comparison.
25419 (fold_relational_const): Move compile-time evaluation of complex
25420 constant equality/inequality comparisons to here.
25422 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25424 PR rtl-optimization/30643
25425 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
25427 (fold_rtx): Recurse, like before 2006-11-03.
25429 2007-03-09 DJ Delorie <dj@redhat.com>
25431 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
25434 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
25436 PR tree-optimization/30375
25437 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
25438 LHS of statements is not the same.
25439 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
25441 2007-03-09 Chao-ying Fu <fu@mips.com>
25443 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
25445 * doc/invoke.texi (-mdspr2): Document new option.
25446 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
25447 New unspec for DSP REV 2.
25448 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
25449 these instructions are extended in DSP REV 2.
25450 (mips-dspr2.md): Include.
25451 * config/mips/mips.opt (mdspr2): New option.
25452 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
25453 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
25454 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
25455 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
25456 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
25457 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
25458 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
25460 (bdesc_map): Add one field of unsupported_target_flags.
25461 (bdesc_arrays): Update entries to have extra fields. Add
25463 (mips_init_builtins): Initialize new function types.
25464 Check unsupported_target_fileds to filter out builtins.
25465 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
25467 (ASM_SPEC): Pass mdspr2 to the assembler.
25468 * config/mips/mips-dspr2.md: New file.
25470 2007-03-09 Sa Liu <saliu@de.ibm.com>
25472 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
25474 2007-03-09 Ian Lance Taylor <iant@google.com>
25476 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
25477 argument) like -Wstrict-overflow=2.
25478 * doc/invoke.texi (Warning Options): Update documentation.
25480 2007-03-09 Dirk Mueller <dmueller@suse.de>
25483 * doc/invoke.texi (-Wlogical-op): Document.
25484 * common.opt (-Wlogical-op): New.
25485 * c-common.h (warn_logical_operator): Declare.
25486 * c-common.c (warn_logical_operator): Define.
25487 * c-typeck.c (parser_build_binary_op): Call
25488 warn_logical_operator.
25490 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25492 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
25493 * final.c (final_scan_insn): Test for non-"" file name.
25495 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
25497 * doc/loop.texi: Document the Omega linear constraints solver.
25498 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
25499 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
25500 omega-hash-table-size, omega-max-keys, and
25501 omega-eliminate-redundant-constraints.
25502 * tree-pass.h (pass_check_data_deps): Declared.
25505 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
25506 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
25507 pass_check_data_deps): New.
25508 * tree-data-ref.c (init_data_ref): Remove declaration.
25509 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
25510 (analyze_array): Renamed init_array_ref, move up initializations.
25511 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
25512 Removed arguments that are set to NULL.
25513 (analyze_indirect_ref): Correct indentation, correct call to
25515 (object_analysis): Call init_array_ref instead of analyze_array.
25516 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
25517 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
25518 of DR_ACCESS_FNS_ADDR.
25519 (init_omega_eq_with_af, omega_extract_distance_vectors,
25520 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
25521 ddr_consistent_p): New.
25522 (compute_affine_dependence): Check consistency of ddrs when
25523 flag_check_data_deps is passed.
25524 (analyze_all_data_dependences): Uncomment.
25525 (tree_check_data_deps): New.
25526 * tree-data-ref.h: Include omega.h.
25527 (DR_ACCESS_FNS_ADDR): Removed.
25528 (data_dependence_relation): Add inner_loop.
25529 (DDR_INNER_LOOP): New.
25530 * common.opt (fcheck-data-deps): New.
25531 * tree-flow.h (tree_check_data_deps): Declare.
25532 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
25533 (OBJS-common): Depend on omega.o.
25535 * passes.c (pass_check_data_deps): Scheduled.
25536 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
25537 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
25538 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
25539 PARAM_VECT_MAX_VERSION_CHECKS,
25540 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
25542 2007-03-09 Richard Guenther <rguenther@suse.de>
25544 PR tree-optimization/30904
25545 PR middle-end/31058
25546 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
25547 the same way as *_DIV_EXPR.
25549 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25551 * recog.c (decode_asm_operands): No mixed declarations and code.
25553 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25555 * rtl.def (ASM_INPUT): Add location.
25556 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
25557 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
25558 (decode_asm_operands): Add loc operand.
25559 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
25560 * stmt.c (expand_asm): Rename to...
25561 (expand_asm_loc): ... this. Add locus argument. Pass it on to
25562 gen_rtx_ASM_INPUT_loc.
25563 (expand_asm_expr): Adjust.
25564 * recog.c (decode_asm_operands): Add loc operand.
25565 (check_asm_operands, extract_insn): Adjust.
25566 * reload1.c (maybe_fix_stack_asms): Likewise.
25567 * final.c (asm_insn_count): Likewise.
25568 (final_scan_insn): Output # line before and after asm.
25570 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
25572 * tree-ssa-structalias.c (variable_info): Remove
25574 (new_var_info): Ditto.
25575 (shared_bitmap_info_t): New structure.
25576 (shared_bitmap_table): New variable.
25577 (shared_bitmap_hash): New function.
25578 (shared_bitmap_eq): Ditto
25579 (shared_bitmap_lookup): Ditto.
25580 (shared_bitmap_add): Ditto.
25581 (merge_smts_into): Change to take bitmap directly.
25582 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
25583 (init_alias_vars): Init shared bitmap hashtable.
25584 (delete_points_to_sets): Delete shared bitmap hashtable.
25585 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
25586 is_aliased removal as a change that was still necessary was
25589 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
25591 * config/i386/i386.h (override_options): Conditionally disable
25592 x86_sahf for 64bit targets only.
25594 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
25597 * c-decl.c (merge_decls): Don't call make_var_volatile.
25598 * varasm.c (make_var_volatile): Remove.
25599 * output.h (make_var_volatile): Remove.
25601 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
25603 PR tree-optimization/31085
25604 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
25606 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25608 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
25609 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
25610 ATTR_CONST_NOTHROW_LIST.
25612 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
25615 2007-03-08 Diego Novillo <dnovillo@redhat.com>
25617 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
25619 2007-03-08 Geoffrey Keating <geoffk@apple.com>
25622 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
25624 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
25625 passed, use shared libgcc.
25627 2007-03-08 Roger Sayle <roger@eyesopen.com>
25629 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
25630 instead of calling build2 with a GIMPLE_MODIFY_STMT.
25631 (honor_protect_cleanup_actions, lower_try_finally_switch):
25633 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
25634 ifc_temp_var): Likewise.
25635 * tree-inline.c (setup_one_parameter): Likewise.
25636 * tree-mudflap.c (mf_decl_cache_locals,
25637 mf_build_check_statement_for): Likewise.
25638 * tree-nested.c (init_tmp_var, save_tmp_var,
25639 finalize_nesting_tree_1): Likewise.
25640 * tree-outof-ssa.c (insert_copy_on_edge,
25641 insert_backedge_copies): Likewise.
25642 * tree-profile.c (tree_gen_edge_profiler,
25643 tree_gen_ic_profiler): Likewise.
25644 * tree-scalar-evolution.c (scev_const_prop): Likewise.
25645 * tree-sra.c (sra_build_assignment): Likewise.
25646 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
25647 * tree-ssa-math-opts.c (insert_reciprocals,
25648 execute_cse_sincos_1): Likewise.
25649 * tree-tailcall.c (adjust_accumulator_values,
25650 adjust_return_value): Likewise.
25651 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
25652 * tree-vect-transform.c (vect_create_data_ref_ptr,
25653 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
25654 vect_create_epilog_for_reduction, vectorizable_reduction,
25655 vectorizable_call, vectorizable_conversion,
25656 vectorizable_assignment, vectorizable_operation,
25657 vectorizable_type_demotion, vect_gen_widened_results_half,
25658 vect_permute_store_chain, vectorizable_store,
25659 vect_setup_realignment, vect_permute_load_chain,
25660 vectorizable_load, vectorizable_condition,
25661 vect_create_cond_for_align_checks): Likewise.
25662 * tree-vrp.c (build_assert_expr_for): Likewise.
25664 2007-03-08 Ian Lance Taylor <iant@google.com>
25666 * tree-vrp.c: Include "intl.h".
25667 (usable_range_p): New static function.
25668 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
25669 overflowed values, juts set *strict_overflow_p.
25670 (compare_values): Only return -2 if one of the operands is not a
25672 (compare_ranges): Call usable_range_p.
25673 (compare_range_with_value): Likewise.
25674 (vrp_evaluate_conditional_warnv): Rename from
25675 vrp_evaluate_conditional. Make static. Change all callers.
25676 (vrp_evaluate_conditional): New function.
25677 (simplify_div_or_mod_using_ranges): Issue warning about reliance
25678 on signed overflow.
25679 (simplify_abs_using_ranges): Likewise.
25680 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
25681 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
25682 within_stmt parameter.
25683 * tree-ssa-propagate.c (fold_predicate_in): Update call to
25684 vrp_evaluate_conditional.
25685 * tree-ssa-threadedge.c
25686 (record_temporary_equivalences_from_stmts_at_dest): Change
25687 simplify parameter to take a second tree parameter.
25688 (simplify_control_stmt_condition): Likewise.
25689 (thread_across_edge): Likewise.
25690 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
25691 (thread_across_edge): Likewise.
25692 * Makefile.in (tree-vrp.o): Depend upon intl.h.
25694 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
25696 * config/i386/i386.h (TARGET_SAHF): New define.
25697 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
25698 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
25699 (x86_sahf): New global variable.
25700 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
25701 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
25702 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
25703 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
25705 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
25706 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
25707 when expanding fcomi/sahf based tests.
25708 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
25709 expanding sahf based alternative. Emit sahf based sequence when
25710 optimizing for code size.
25711 * config/i386/i386.md (x86_sahf_1): Do not disable for
25712 TARGET_64BIT, enable for TARGET_SAHF.
25714 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
25716 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
25717 spurious whitespace from error message.
25719 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
25722 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
25724 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
25726 * c-decl.c (grokdeclarator): Disable warnings for anonymous
25728 * tree-sra.c (instantiate_element): Propagate disabled warnings
25729 from the element itself to the created variable.
25731 2007-03-07 Richard Henderson <rth@redhat.com>
25734 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
25735 silently fix up the stack in the case of a missing register.
25737 2007-03-07 Paul Brook <paul@codesourcery.com>
25739 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
25741 2007-03-07 Joseph Myers <joseph@codesourcery.com>
25743 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
25745 (phase1_vrs): Use them.
25746 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
25747 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
25748 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
25749 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
25750 __gnu_Unwind_Restore_WMMXC if required.
25751 (_Unwind_VRS_Pop): Implement iWMMXt support.
25752 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
25753 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
25754 gnu_Unwind_Save_WMMXC): Define.
25756 2007-03-07 Richard Sandiford <richard@codesourcery.com>
25758 * config/vxworks.h (vxworks_override_options): Declare.
25759 (VXWORKS_OVERRIDE_OPTIONS): Use it.
25760 * config/vxworks.c: Include target.h and toplev.h.
25761 (vxworks_override_options): New function.
25762 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
25764 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
25766 * config/s390/s390.c (override_options): Don't emit an error when
25767 -mstack-size is used without providing -mstack-guard.
25768 (s390_emit_prologue): Choose stack_guard value automatically if not
25769 provided via command line.
25770 * doc/invoke.texi: Adjust description of -mstack-guard and
25773 2007-03-07 Richard Sandiford <richard@codesourcery.com>
25775 * config/i386/i386.c (output_set_got): Add a GOT initialization
25776 sequence for VxWorks PIC.
25777 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
25778 around labels as well as symbols. Use gotoff_operand instead
25779 of local_symbolic_operand.
25780 (legitimize_pic_address): Use gotoff_operand instead of
25781 local_symbolic_operand. Use @GOT accesses for labels as
25783 (ix86_output_addr_diff_elt): Use PC-relative rather than
25784 GP-relative offsets for VxWorks PIC.
25785 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
25786 no_new_pseudos. Check whether the returned register is op0.
25787 * config/i386/i386.md (tablejump): Use PC-relative rather than
25788 GP-relative offsets for VxWorks PIC.
25789 * config/i386/predicates.md (gotoff_operand): New predicate.
25791 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25793 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
25795 * config/vxworks-dummy.h: New file.
25796 * config/i386/i386.h: Include it.
25798 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
25800 * dwarf2out.c (is_inlined_entry_point): New
25801 (add_high_low_attributes): Emit DW_AT_entry_pc along with
25802 DW_AT_ranges if the first subblock is the entry point.
25804 2007-03-06 David Daney <ddaney@avtrex.com>
25806 * doc/install.texi (mips-*-*): Change recommended binutils
25809 2007-03-06 Anatoly Sokolov <aesok@post.ru>
25811 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
25812 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
25814 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25815 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
25817 2007-03-06 Jan Hubicka <jh@suse.cz>
25819 * errors.h (warning, error, fatal, internal_error): Mark as cold.
25820 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
25822 (probably_cold_bb_p): Cold functions are cold.
25823 (probably_never_executed_bb_p): Cold functions are cold.
25824 (tree_bb_level_predictions): Predict calls to cold functions as not
25826 (compute_function_frequency): Check hot/cold attributes.
25827 * function.h (function_frequency): Update comments.
25828 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
25829 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
25830 (c_common_att): Add cold and hot.
25832 * doc/extend.texi (hot,cold attributes): Document.
25834 2007-03-06 Andrew Haley <aph@redhat.com>
25836 * function.c (expand_function_end): Move blockage to just after we
25837 emit the label for the naked return from the function.
25839 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25841 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
25844 2007-03-06 Jan Hubicka <jh@suse.cz>
25846 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
25847 loaded for constant large models. Non-large 64bit PIC can do.
25848 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
25849 * cmodel.h: Add LARGE PIC.
25850 * i386.md (UNSPEC_PLTOFF): New.
25851 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
25853 (*call_1_rex64): Disable for large models.
25854 (*call_1_rex64_large): New.
25855 (*call_value_1_rex64): Disable for large models.
25856 (*call_value_1_rex64_large): New.
25857 (set_rip_rex4): New.
25858 (set_got_offset_rex64): New.
25859 * predicates.md (constant_call_address_operand): For large model
25860 constant calls are not possible.
25861 * i386-protos.h (construct_plt_address): Declare.
25862 * i386.c (override_options): Accept large models.
25863 (ix86_expand_prologue): Expand large PIC GOT pointer load.
25864 (legitimate_constant_p): Add new UNSPECs.
25865 (legitimate_pic_operand_p): Likewise.
25866 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
25867 (legitimize_pic_address): Do easy RIP relative way for TLS only for
25869 (output_pic_addr_const): Add PLTOFF.
25870 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
25871 (ix86_expand_move): Legitimize pic address when in PIC mode.
25872 (construct_plt_address): New function.
25873 (ix86_expand_call): Offload the address to register and use GOT
25874 pointer for large model.
25875 * invoke.texi (mcmodel=large): Update documentation.
25877 2007-03-06 Richard Henderson <rth@redhat.com>
25879 * config/i386/i386.c (x86_use_leave, x86_push_memory,
25880 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
25881 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
25882 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
25883 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
25884 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
25885 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
25886 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
25887 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
25888 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
25889 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25890 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
25891 x86_sse_partial_reg_dependency, x86_sse_split_regs,
25892 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
25893 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
25894 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
25895 x86_schedule, x86_use_bt, x86_pad_returns,
25896 x86_use_xchgb): Merge into ...
25897 (ix86_tune_features): ... here. New array.
25898 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
25899 x86_bswap): Merge into ...
25900 (ix86_arch_features): ... here. New array.
25901 (x86_3dnow_a): Remove.
25902 (x86_accumulate_outgoing_args): Make static.
25903 (x86_arch_always_fancy_math_387): Make static.
25904 (ix86_tune_mask, ix86_arch_mask): Move ...
25905 (override_options): ... to local variables here. Apply the
25906 appropriate mask to each element of ix86_arch_features and
25907 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
25908 as were done in the old macros.
25909 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
25910 * config/i386/i386.h (x86_use_leave, x86_push_memory,
25911 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
25912 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
25913 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
25914 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
25915 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
25916 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
25917 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
25918 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
25919 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
25920 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25921 x86_accumulate_outgoing_args, x86_prologue_using_move,
25922 x86_epilogue_using_move, x86_decompose_lea,
25923 x86_arch_always_fancy_math_387, x86_shift1,
25924 x86_sse_partial_reg_dependency, x86_sse_split_regs,
25925 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
25926 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
25927 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
25928 x86_use_incdec, x86_pad_returns, x86_bswap,
25929 x86_partial_flag_reg_stall): Remove.
25930 (enum ix86_tune_indices): New.
25931 (ix86_tune_features): New.
25932 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
25933 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
25934 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
25935 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
25936 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
25937 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
25938 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
25939 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
25940 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
25941 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
25942 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
25943 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
25944 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
25945 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
25946 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
25947 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
25948 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
25949 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
25950 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
25951 TARGET_EXT_80387_CONSTANTS): Use it.
25952 (enum ix86_arch_indices): New.
25953 (ix86_arch_features): New.
25954 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
25955 TARGET_BSWAP): Use it.
25956 (ix86_tune_mask, ix86_arch_mask): Remove.
25958 2007-03-06 Joseph Myers <joseph@codesourcery.com>
25961 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
25962 Define using $${sysroot_headers_suffix}.
25963 * configure: Regenerate.
25964 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
25965 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
25967 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
25968 * gcc.c (print_sysroot_headers_suffix): New.
25969 (option_map): Include --print-sysroot-headers-suffix.
25970 (display_help): Mention -print-sysroot-headers-suffix.
25971 (process_command): Handle -print-sysroot-headers-suffix.
25972 (do_spec_1): Append multilib directory to include-fixed path if
25973 sysroot suffixes in use.
25974 (main): Handle -print-sysroot-headers-suffix.
25975 * Makefile.in (start.encap): Don't depend on xlimits.h
25976 (xlimits.h): Remove.
25977 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
25978 limits.h for each multilib in fixinc_list.
25979 (fixinc_list, s-fixinc_list): New.
25980 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
25981 generate them for each multilib in fixinc_list.
25982 (stmp-fixproto): Use include-fixed. Run fixproto for each
25983 multilib in fixinc_list.
25984 (mostlyclean): Don't remove xlimits.h.
25985 (clean): Remove include-fixed.
25986 (real-install-headers-tar, real-install-headers-cpio,
25987 real-install-headers-cp): Don't copy include, only include-fixed.
25988 (install-mkheaders): Depend on fixinc_list. Don't depend on
25989 xlimits.h. Save limits.h files for each multilib in fixinc_list.
25990 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
25991 SYSTEM_HEADER_DIR setting in mkheaders.conf.
25993 2007-03-06 Jan Hubicka <jh@suse.cz>
25995 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
25998 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26000 * configure.ac: Allow tm_file to contain build-directory files.
26001 * configure: Regenerate.
26002 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
26003 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
26004 * config/m68k/print-sysroot-suffix.sh: New file.
26006 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26008 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
26009 of pic_offset_table_rtx if reload_completed.
26010 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
26011 PIC_OFFSET_TABLE_REGNUM.
26012 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
26014 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
26015 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
26017 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26019 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26020 functions that call eh_return.
26022 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26024 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26025 functions that need a constant pool.
26027 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26030 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
26031 (m68k_preferred_reload_class): Likewise.
26032 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
26033 (SECONDARY_RELOAD_CLASS): Define.
26034 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
26035 (LIMIT_RELOAD_CLASS): Delete.
26036 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
26037 registers from storing bytes.
26038 (m68k_secondary_reload_class): New function.
26039 (m68k_preferred_reload_class): Likewise.
26041 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26043 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
26045 (m68k_expand_prologue): Likewise.
26047 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26049 * config/m68k/m68k-protos.h (output_sibcall): Declare.
26050 (mips_expand_epilogue): Add a bool parameter.
26051 (m68k_legitimize_sibcall_address): Declare.
26052 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
26053 (m68k_expand_epilogue): Add a parameter to select between sibling
26054 and normal epilogues. Only generate a return for the latter.
26055 (m68k_ok_for_sibcall_p): New function.
26056 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
26057 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
26058 (sibcall_value, *sibcall_value): Likewise.
26059 (*call, *call_value): Require !SIBLING_CALL_P.
26060 (epilogue): Update call to m68k_expand_epilogue.
26061 (sibcall_epilogue): New pattern.
26062 * config/m68k/predicates.md (const_call_operand): Say that this
26063 predicate applies to sibling calls too.
26064 (sibcall_operand): New predicate.
26066 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26068 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
26069 alternatives as movsi_cf.
26070 (movsf_cf_hard): Add commentary.
26072 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
26073 Richard Sandiford <richard@codesourcery.com>
26075 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
26076 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
26077 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
26078 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
26079 as being live on exit from an interrupt function.
26080 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
26081 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
26082 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
26083 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
26084 (m68k_interrupt_function_p): Globalize.
26085 (m68k_compute_frame_layout): Remove reverse mask code.
26086 (m68k_emit_movem, m68k_set_frame_related): New functions.
26087 (m68k_output_function_prologue): Delete in favor of...
26088 (m68k_expand_prologue): ...this new function.
26089 (m68k_output_function_epilogue): Delete in favor of...
26090 (m68k_expand_epilogue): ...this new function.
26091 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
26093 (print_operand): Handle %?.
26094 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
26095 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
26096 (prologue, epilogue): New patterns.
26097 (return): Turn into a define_expand.
26098 (*return): New pattern, derived from old "return" pattern. Use rte
26099 rather than rts for interrupt functions. Only use rtd if the pop
26101 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
26102 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
26103 (link, *link, unlink, *unlink, load_got): Likewise.
26105 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26109 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
26110 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
26111 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
26112 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
26113 and m68k_matches_u_p.
26114 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
26115 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
26116 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
26117 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
26118 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
26119 (REG_STRICT_P): New macro.
26120 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
26121 PCREL_GENERAL_OPERAND_OK.
26122 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
26123 m68k_legitimate_base_reg_p.
26124 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
26125 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
26126 (PIC_CASE_VECTOR_ADDRESS): Update comment.
26127 * config/m68k/m68k.c (m68k_address): New structure.
26128 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
26129 (m68k_decompose_index, m68k_legitimate_constant_address_p)
26130 (m68k_jump_table_ref_p, m68k_decompose_address)
26131 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
26132 (m68k_matches_u_p): New functions.
26133 (print_operand_address): Rewrite to use m68k_decompose_index.
26135 2007-03-05 David Taylor <dtaylor@emc.com>
26137 * gcc.c: Correct copyright date in --version output.
26139 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26141 * pa.md: In unamed move patterns, disparge copies between general
26142 and floating point registers using '?' modifier. Don't include 'f'
26143 constraint for register preferences in DImode, SImode, HImode and
26144 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
26145 Remove constraints for copies between general and floating registers
26146 in soft-float DFmode pattern.
26147 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
26151 2007-03-05 Mike Stump <mrs@apple.com>
26153 * c-common.c (targetcm): Add.
26154 * c-opts.c (c_common_handle_option): Handle language specific
26156 * opts.c (handle_option): Verify language for target options, if
26158 * opth-gen.awk: Add CL_LANG_ALL.
26159 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
26160 (TARGETCM_INITIALIZER): Add.
26161 * target.h (struct gcc_targetcm): Add.
26163 * targhooks.c (default_handle_c_option): Add.
26164 * targhooks.h (default_handle_c_option): Add.
26165 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
26167 * config/darwin.opt (iframework): Add.
26168 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
26169 * config/darwin-c.c (handle_c_option): Add.
26170 (TARGET_HANDLE_C_OPTION): Add.
26172 * doc/invoke.texi (Darwin Options): Add -iframework.
26174 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26176 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
26179 2007-03-05 Ian Lance Taylor <iant@google.com>
26181 * c.opt (fgnu89-inline): New option.
26182 * c-opts.c (c_common_post_options): Set default value for
26184 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
26185 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
26187 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
26188 (grokdeclarator, start_function): Likewise.
26189 * c-cppbuiltin.c (c_cpp_builtins): Define either
26190 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
26191 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
26192 (C Dialect Options): Document -fgnu89-inline.
26193 * doc/extend.texi (Function Attributes): Explain what the
26194 gnu_inline attribute does.
26195 * doc/cpp.texi (Common Predefined Macros): Document
26196 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
26198 2007-03-05 Ian Lance Taylor <iant@google.com>
26200 PR tree-optimization/31034
26201 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
26202 half-range if the other side is an overflow infinity.
26204 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26206 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
26207 (bfin*-linux-uclibc*): New configuration.
26208 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
26210 * config/bfin/linux.h: New file.
26211 * config/bfin/libgcc-bfin.ver: New file.
26212 * config/bfin/t-bfin-uclinux: New file.
26213 * config/bfin/t-bfin-linux: New file.
26214 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
26215 (TARGET_OS_CPP_BUILTINS): New macro.
26217 2007-03-05 Richard Guenther <rguenther@suse.de>
26219 * fold-const.c (fold_binary): Remove duplicate folding
26220 of comparison of non-null ADDR_EXPR against null.
26222 2007-03-05 Richard Guenther <rguenther@suse.de>
26223 Dorit Nuzman <dorit@il.ibm.com>
26225 PR tree-optimization/26420
26226 * tree-vectorizer.c (vectorize_loops): Bail out early if there
26227 are no loops in the function. Only print the number of
26228 vectorized loops if it is greater than zero or we are supposed
26229 to print information about unvectorized loops.
26231 2007-03-05 Revital Eres <eres@il.ibm.com>
26233 * gcc.dg/var-expand1.c: New test.
26234 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
26235 when an accumulator is expanded.
26237 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26240 * c-common.c (convert_and_check): Don't give warnings for
26241 conversion if 'expr' already overflowed.
26243 2007-03-04 Roger Sayle <roger@eyesopen.com>
26245 PR middle-end/30744
26246 * fold-const.c (fold_comparison): Enforce type consistency when
26247 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
26249 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
26251 * tree-ssa-address.c (create_mem_ref): Do not put an expression
26252 containing a cast to the base of TARGET_MEM_REF.
26254 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
26256 * tree.c (tree_contains_struct_check_failed): Remove spurious
26257 whitespace from error message.
26259 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
26262 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
26263 instead of precision.
26265 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
26266 Nathan Sidwell <nathan@codesourcery.com>
26268 * emit-rtl.c (find_auto_inc): New.
26269 (try_split): recreate REG_INC notes,
26270 Use regular for loops rather than whiles.
26272 2007-03-03 Andreas Schwab <schwab@suse.de>
26274 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
26275 * configure: Regenerate.
26277 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26279 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
26280 flag_rounding_math, not flag_unsafe_math_optimizations.
26282 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
26284 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
26285 alpha_fold_vector_minmax): Likewise.
26286 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
26287 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
26289 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
26291 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
26292 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
26293 if the lhs has side-effects.
26294 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
26296 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26298 * config/i386/i386.h (TUNEMASK): Remove define.
26299 (ARCHMASK): Remove define.
26300 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
26301 Use ix86_arch_mask variable instead of ARCHMASK.
26302 * config/i386/i386.c (override_options): Ditto.
26303 (standard_80387_constant_p): Ditto.
26305 2007-03-02 Ian Lance Taylor <iant@google.com>
26307 Used signed infinities in VRP.
26308 * tree-vrp.c (uses_overflow_infinity): New static function.
26309 (supports_overflow_infinity): New static function.
26310 (make_overflow_infinity): New static function.
26311 (negative_overflow_infinity): New static function.
26312 (positive_overflow_infinity): New static function.
26313 (is_negative_overflow_infinity): New static function.
26314 (is_positive_overflow_infinity): New static function.
26315 (is_overflow_infinity): New static function.
26316 (overflow_infinity_range_p): New static function.
26317 (compare_values_warnv): New function split out of compare_values.
26318 (compare_value): Call it.
26319 (set_value_range_to_nonnegative): Add overflow_infinity
26320 parameter. Change caller.
26321 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
26323 (vrp_expr_computes_nonzero): Likewise.
26324 (compare_ranges, compare_range_with_value): Likewise.
26325 (compare_name_with_value, compare_names): Likewise.
26326 (vrp_evaluate_conditional): Likewise.
26327 (set_value_range): Handle infinity
26328 (vrp_operand_equal_p, operand_less_p): Likewise.
26329 (extract_range_from_assert): Likewise.
26330 (vrp_int_const_binop): Likewise.
26331 (extract_range_from_binary_expr): Likewise.
26332 (extract_range_from_unary_expr): Likewise.
26333 (extract_range_from_comparison): Likewise.
26334 (extract_range_from_expr): Likewise.
26335 (dump_value_range): Likewise.
26336 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
26337 (test_for_singularity): Likewise.
26338 (vrp_int_const_binop): Remove inline qualifier.
26339 (adjust_range_with_scev): Add comment.
26340 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
26342 2007-03-02 Diego Novillo <dnovillo@redhat.com>
26344 * tree-ssa-structalias.c (could_have_pointers): Tidy.
26345 (get_constraint_for): Likewise.
26346 (do_structure_copy): Likewise.
26347 (find_func_aliases): Fix references to MODIFY_EXPR.
26348 (intra_create_variable_infos): Tidy.
26349 * tree-ssa-operands.c (add_virtual_operand): Add argument
26351 When adding members of alias sets, if IS_CALL_SITE is true and
26352 the symbol is not call-clobbered, skip it.
26353 Adjust all callers.
26355 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
26357 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
26358 entry by means of emit_insn_at_entry.
26360 2007-03-02 Richard Henderson <rth@redhat.com>
26362 * expr.h (promoted_input_arg): Remove decl.
26363 * function.c (promoted_input_arg): Merge into ...
26364 * combine.c (setup_incoming_promotions): ... only caller.
26365 Rearrange to avoid double loop.
26367 2007-03-02 Ben Elliston <bje@au.ibm.com>
26368 Peter Bergner <bergner@vnet.ibm.com>
26369 Janis Johnson <janis187@us.ibm.com>
26371 * config/rs6000/dfp.md: New file.
26372 * config/rs6000/rs6000.md: Include dfp.md.
26373 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
26374 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
26375 and TDmode decimal float modes in FP registers.
26376 (num_insns_constant): Likewise.
26377 (rs6000_legitimate_offset_address_p): Likewise.
26378 (rs6000_legitimize_address): Likewise.
26379 (rs6000_legitimize_reload_address): Likewise.
26380 (rs6000_legitimate_address): Likewise.
26381 (rs6000_emit_move): Likewise.
26382 (function_arg_boundary): Likewise.
26383 (function_arg_advance): Likewise.
26384 (rs6000_darwin64_record_arg_recurse): Likewise.
26385 (function_arg): Likewise.
26386 (rs6000_gimplify_va_arg): Likewise.
26387 (rs6000_split_multireg_move): Likewise.
26388 (rs6000_output_function_epilogue): Likewise.
26389 (rs6000_output_function_epilogue): Likewise.
26390 (rs6000_register_move_cost): Likewise.
26391 (rs6000_function_value): Likewise.
26392 (rs6000_libcall_value): Likewise.
26394 2007-03-02 Richard Sandiford <richard@codesourcery.com>
26396 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
26398 2007-03-02 Richard Sandiford <richard@codesourcery.com>
26400 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
26401 Use $MULTIDIR to choose between the kernel and RTP headers,
26402 and use $WIND_BASE and $WIND_USR to locate them.
26404 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26406 * config/i386/i386.c (override_options): Put initialization of
26407 ix86_tune_mask and ix86_arch_mask to the correct place.
26409 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26410 Michael Meissner <michael.meissner@amd.com>
26413 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
26414 (ARCHMASK): Define.
26415 (TARGET_CMOVE): Use ARCHMASK.
26416 (TARGET_CMPXCHG): Ditto.
26417 (TARGET_CMPXCHG8B): Ditto.
26418 (TARGET_XADD): Ditto.
26419 (TARGET_BSWAP): Ditto.
26420 * config/i386/i386.c (ix86_tune_mask): New global variable.
26421 (ix86_arch_mask): Ditto.
26422 (override_options): Initialize ix86_tune_mask and
26423 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
26426 2007-03-02 Ben Elliston <bje@au.ibm.com>
26429 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
26431 2007-03-02 Joseph Myers <joseph@codesourcery.com>
26433 * target.h (init_dwarf_reg_sizes_extra): New target hook.
26434 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
26435 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
26436 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
26438 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
26439 rs6000_init_dwarf_reg_sizes_extra): New.
26440 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
26441 SPE register high parts.
26443 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
26445 * Makefile.in: Add install-pdf target as
26446 copied from automake v1.10 rules.
26447 * configure.ac: Add install-pdf to target list.
26448 * configure: Regenerate.
26450 2007-03-01 Paul Brook <paul@codesourcery.com>
26452 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
26453 modes to LDRD for DImode.
26454 (output_move_double): Fixup out of range ldrd/strd.
26455 (vfp_secondary_reload_class): Rename...
26456 (coproc_secondary_reload_class): ... to this. Add wb argument.
26457 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
26458 coproc_secondary_reload_class for CLASS_IWMMXT.
26459 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
26460 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
26462 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
26464 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
26465 unroll factor by the estimated number of iterations.
26466 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
26467 than prefetch latency.
26469 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
26470 decode_caches_intel, detect_caches_intel): New functions.
26471 (host_detect_local_cpu): Use detect_caches_amd and
26472 detect_caches_intel.
26474 2007-03-01 Richard Henderson <rth@redhat.com>
26476 * expr.c (emit_move_complex_push): Export.
26477 (emit_move_complex_parts): Split out from ...
26478 (emit_move_complex): ... here.
26479 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
26480 * config/i386/i386.md (movcdi): New.
26482 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
26484 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
26485 size of mode1 to check for tieable modes in MMX case.
26487 2007-03-01 Richard Sandiford <richard@codesourcery.com>
26489 * Makefile.in (rtlanal.o): Depend on tree.h.
26490 * rtl.h (offset_within_section_p, split_const): Declare.
26491 * rtlanal.c: Include tree.h.
26492 (offset_within_block_p): New function, taken from
26493 mips_offset_within_object_p.
26494 (split_const): New function, taken from mips_split_const.
26495 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
26497 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
26498 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
26499 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
26500 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
26501 (m68k_illegitimate_symbolic_constant_p): New function.
26502 * config/m68k/m68k.md (movsi): Remove misleading predicates.
26503 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
26504 symbolic constant that might be outside the symbol's section,
26505 move the symbol first and then add the offset.
26506 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
26508 * config/mips/mips.c (mips_split_const): Delete.
26509 (mips_offset_within_object_p): Delete.
26510 (mips_symbolic_constant_p): Use offset_within_section_p and
26511 split_const instead of mips_offset_within_object_p and
26513 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
26514 (mips_legitimize_const_move, print_operand_reloc)
26515 (mips_dangerous_for_la25_p): Use split_const instead of
26518 2007-02-28 Eric Christopher <echristo@apple.com>
26520 * Makefile.in (install-include-dir): Don't rm -rf include.
26522 2007-02-28 Richard Guenther <rguenther@suse.de>
26524 PR middle-end/30364
26525 * fold-const.c (fold_binary): Do not associate expressions
26526 with more than one variable for integer types that do not wrap.
26528 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
26530 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
26531 Delete, and replace with...
26532 (fold_builtin_call_array): This. Update callers to use it.
26533 * fold-const.c (fold_build_call_list): Delete, and replace with...
26534 (fold_build_call_array): This.
26535 (fold_build_call_list_initializer): Delete, and replace with...
26536 (fold_build_call_array_initializer): This.
26537 * tree.h: Update declarations to reflect above changes.
26539 * c-typeck.c (build_function_call): Store converted arguments
26540 in a stack-allocated array instead of building a list.
26541 (convert_arguments): Store arguments in the array passed in as an
26542 argument, and return the actual number of arguments.
26543 * c-format.c: (check_function_format): Pass arguments in an
26544 array instead of a list.
26545 * c-common.c (check_function_nonnull): Likewise.
26546 (check_function_sentinel): Likewise.
26547 (check_function_arguments): Likewise.
26548 * c-common.h: Update declarations to reflect above changes.
26550 2007-02-28 Jan Hubicka <jh@suse.cz>
26552 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
26553 PRED_NEGATIVE_RETURN): Update outcomes.
26555 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
26557 * calls.c (emit_library_call_value_1): Handle partial registers
26558 correctly when building up CALL_INSN_FUNCTION_USAGE.
26560 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26562 * pa/predicates.md (move_src_operand): Allow zero for mode.
26563 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
26566 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
26569 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
26570 *movv2df_internal): Enable pattern only for valid operand
26572 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
26573 tie only 128bit modes. For MMX registers, tie only 64bit modes.
26575 2007-02-27 Mike Stump <mrs@apple.com>
26577 * config/darwin-crt3.c: Avoid compilation when compiling for a
26580 2007-02-27 Joseph Myers <joseph@codesourcery.com>
26582 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
26584 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
26585 for fixed headers and limits.h.
26586 (install-include-dir, install-headers-tar, install-headers-cpio,
26587 install-headers-cp, real-install-headers-tar,
26588 real-install-headers-cpio, real-install-headers-cp): Handle
26589 include-fixed as well as include.
26590 (install-mkheaders): Don't install files that go only in include
26592 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
26593 from GCC_INCLUDE_DIR.
26594 * gcc.c (process_command): Remove special -BstageN/ handling.
26595 (do_spec_1): Add include-fixed directories.
26597 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26599 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
26601 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
26603 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
26606 2007-02-27 Mark Mitchell <mark@codesourcery.com>
26608 * c-common.c (get_priority): Add check for
26609 SUPPORTS_INIT_PRIORITY.
26611 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26613 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
26615 * config/bfin/bfin.c: Include "cfglayout.h".
26616 (MAX_LSETUP_DISTANCE): New macro.
26617 (struct loop_info): New members incoming, incoming_src and
26618 incoming_dest. Delete member predecessor.
26619 (length_for_loop): New function.
26620 (bfin_optimize_loop): Handle more different loop structures.
26621 (bfin_discover_loop): Rework detection of predecessor blocks by
26622 examining incoming edges.
26623 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
26625 (bfin_reorder_loops): New function.
26626 (bfin_reorg_loops): Use these three new functions.
26628 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
26629 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
26630 (CONSTRAINT_LEN): Add entry for 'q'.
26631 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
26632 Add 'q' constraints.
26633 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
26634 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
26636 * config/bfin/bfin.md (add_with_carry): New pattern.
26637 (s_or_u, su_optab, su_modifier): New code macros/attrs.
26638 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
26639 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
26640 support unsigned multiplies too. Removed incorrect commutativity from
26641 operand 1 constraint where appropriate.
26642 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
26644 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
26645 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
26647 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
26648 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
26649 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
26650 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
26651 usmulhisi_hh_huh): New patterns.
26653 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
26654 lshifthi3): Fix output template to use half reg for operand 2.
26656 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
26659 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
26661 2007-02-27 Andreas Schwab <schwab@suse.de>
26663 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
26665 2007-02-27 Jan Hubicka <jh@suse.cz>
26667 * predict.c (last_basic_block_p): Remove.
26668 (tree_estimate_probability): Update return heuristic for commonized
26671 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
26673 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
26675 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
26677 * doc/include/gcc-common.texi (versionsubtitle): New macro.
26678 * doc/cpp.texi: Standardize title page.
26679 * doc/cppinternals.texi: Likewise.
26680 * doc/gcc.texi: Standardize title page, remove version number
26681 from copyright page.
26682 * doc/gccint.texi: Likewise.
26683 * doc/install.texi: Standardize title page, add table of
26686 2007-02-26 Jan Hubicka <jh@suse.cz>
26688 * predict.def: Set outcomes according to more recent results.
26689 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
26690 Remove dead predictors.
26691 * predict.c (return_prediction): Fix pasto.
26693 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26695 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
26696 change; avoid a memory leak when returning early.
26698 2007-02-26 Mark Mitchell <mark@codesourcery.com>
26700 * c-decl.c (static_ctors): Move to c-common.c.
26701 (static_dtors): Likewise.
26702 (finish_function): Use c_record_cdtor_fn.
26703 (build_cdtor): Move to c-common.c.
26704 (c_write_global_declarations): Use c_build_cdtor_fns.
26705 * c-common.h (static_ctors): Declare.
26706 (static_dtors): Likewise.
26707 (c_record_cdtor_fn): Likewise.
26708 (c_build_cdtor_fns): Likewise.
26709 * c-common.c (static_ctors): New variable.
26710 (static_dtors): Likewise.
26711 (c_record_cdtor_fn): New function.
26712 (build_cdtor): Move from c-decl.c
26713 (c_build_cdtor_fns): New function.
26715 * output.h (assemble_addr_to_section): Declare.
26716 (get_cdtor_priority_section): Likewise.
26717 * varasm.c (assemble_addr_to_section): New function.
26718 (get_cdtor_priority_section): Likewise.
26719 (default_named_section_asm_out_destructor): Use them.
26720 (destor_dtor_section_asm_out_destructor): Likewise.
26721 (default_named_section_asm_out_constructor): Likewise.
26722 (default_ctor_section_asm_out_constructor): Likewise.
26723 * config.gcc (*-*-vxworks*): Include vxworks.o.
26724 * config/t-vxworks (vxworks.o): New target.
26725 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
26726 (TARGET_ASM_CONSTRUCTOR): Define.
26727 (TARGET_ASM_DESTRUCTOR): Likewise.
26728 (vxworks_asm_out_constructor): Declare.
26729 (vxworks_asm_out_destructor): Likewise.
26731 * c-common.c (get_priority): Check that we have not just an
26732 INTEGER_CST, but an integer constant with integeral type.
26734 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
26736 PR tree-optimization/30938
26737 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
26738 use &dt[nargs-1] instead of &dt[nargs] in the call to
26739 vect_is_simple_use().
26741 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
26743 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
26744 from register elimination as PRE_MODIFY / POST_MODIFY increments.
26745 Do not attempt to handle MEM inside auto-inc expressions.
26746 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
26747 of a register modified by an auto-inc expression. However, do handle
26748 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
26749 (elimination_effects): Prohibit elimination of a register modified
26750 by an auto-inc expression. Disable register elimination rules whose
26751 target register is modified by an auto-inc expression with variable
26754 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
26756 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
26758 (array_at_struct_end_p): New function.
26759 (idx_infer_loop_bounds): Use it.
26760 (estimate_numbers_of_iterations_loop): Export.
26761 * predict.c (predict_loops): Use estimated_loop_iterations_int.
26762 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
26763 (tree_estimate_probability): Call record_loop_exits.
26764 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
26765 (estimated_loop_iterations, estimated_loop_iterations_int,
26766 estimated_loop_iterations_tree): New functions.
26767 (analyze_siv_subscript_cst_affine,
26768 compute_overlap_steps_for_affine_1_2,
26769 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
26770 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
26771 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
26772 (PRED_LOOP_ITERATIONS_GUESSED): New.
26773 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
26774 * cfgloop.h (estimate_numbers_of_iterations_loop,
26775 estimated_loop_iterations_int): Declare.
26777 2007-02-25 Mark Mitchell <mark@codesourcery.com>
26779 * doc/extend.texi: Document optional priority argument to
26780 constructors and destructors.
26781 * tree.c (init_priority_for_decl): Adjust GTY markers.
26782 (init_ttree): Use priority-info hash functions for
26783 init_priority_for_decl.
26784 (tree_map_eq): Rename to ...
26785 (tree_map_base_eq): ... this.
26786 (tree_map_marked_p): Rename to ...
26787 (tree_map_base_marked_p): ... this.
26788 (tree_map_base_hash): New function.
26789 (decl_init_priority_lookup): Rework.
26790 (decl_fini_priority_lookup): New function.
26791 (decl_priority_info): New function.
26792 (decl_init_priority_insert): Use it.
26793 (decl_fini_priority_insert): Likewise.
26794 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
26796 (decl_restrict_base_insert): Likewise.
26797 (decl_debug_expr_insert): Likewise.
26798 (decl_value_expr_lookup): Likewise.
26799 (decl_value_expr_insert): Likewise.
26800 * tree.h (priority_type): New type.
26801 (decl_init_priority_lookup): Use priority_type.
26802 (decl_fini_priority_lookup): New function.
26803 (decl_init_priority_insert): Use priority_type.
26804 (decl_fini_priority_insert): New function.
26805 (DECL_HAS_INIT_PRIORITY): Tweak comments.
26806 (DECL_INIT_PRIORITY): Likewise.
26807 (SET_DECL_INIT_PRIORITY): Add comment.
26808 (DECL_FINI_PRIORITY): New macro.
26809 (SET_DECL_FINI_PRIORITY): Likewise.
26810 (DEFAULT_INIT_PRIORITY): Document.
26811 (MAX_INIT_PRIORITY): Likewise.
26812 (MAX_RESERVED_INIT_PRIORITY): Likewise.
26813 (tree_map_base): New type.
26814 (tree_map_base_eq): New function.
26815 (tree_map_base_hash): Likewise.
26816 (tree_map_base_marked_p): Likewise.
26817 (tree_map): Inherit from tree_map_base.
26818 (tree_map_eq): Make it a macro.
26819 (tree_map_marked_p): Likewise.
26820 (tree_int_map): Inherit from tree_map_base.
26821 (tree_int_map_eq): Make it a macro.
26822 (tree_int_map_hash): Likewise.
26823 (tree_int_map_marked_p): Likewise.
26824 (tree_priority_map): New type.
26825 (tree_priority_map_eq): New macro.
26826 (tree_priority_map_hash): Likewise.
26827 (tree_priority_map_marked_p): Likewise.
26828 * varasm.c (emults_decl): Adjust for refactoring of tree_map
26830 (emutls_common_1): Likewise.
26831 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
26832 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
26833 of tree_map hierarchy.
26834 * tree-cfg.c (move_stmt_r): Likewise.
26835 (new_label_mapper): Likewise.
26836 * c-tree.h (c_expand_body): Move to ...
26837 * c-common.h (c_expand_body): ... here.
26838 * c-decl.c (c_expand_body): Move to ...
26839 * c-common.c (c_expand_body): ... here.
26840 (c_common_attribute_table): Allow 1 argument for the constructor
26841 and destructor attributes.
26842 (get_priority): New function.
26843 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
26844 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
26846 2007-02-24 Jan Hubicka <jh@suse.cz>
26848 PR middle-end/30509
26849 * tree-inline.c (copy_bb): Produce exact copy of EH info when
26850 copying for inlining.
26852 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
26853 Jan Hubicka <jh@suse.cz>
26856 * i386.c (counter_mode): New function.
26857 (expand_set_or_movmem_via_loop): Use it.
26858 (expand_movmem_epilogue): Likewise; fix pasto.
26859 (ix86_expand_movmem): Do emit guard even for constant counts.
26860 (ix86_expand_setmem): Likewise.
26862 2007-02-25 Nick Clifton <nickc@redhat.com>
26864 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
26865 (JUMP_TABLES_IN_TEXT_SECTION): Define.
26867 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
26870 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
26871 count argument with 0x10, not with 0x16.
26872 (expand_setmem_epilogue): Ditto.
26874 2007-02-24 Mike Stump <mrs@apple.com>
26876 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
26879 2007-02-24 Richard Guenther <rguenther@suse.de>
26881 PR middle-end/30951
26882 * fold-const.c (fold_binary): Fold x +- CST op x for
26883 EQ_EXPR and NE_EXPR.
26885 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26887 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
26889 2007-02-24 Jan Hubicka <jh@suse.cz>
26891 * cgraphunit.c (decide_is_function_needed): Honor
26892 -fkeep-inline-functions.
26894 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26896 * builtins.c (fold_builtin_modf): New.
26897 (fold_builtin_2): Use it.
26899 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
26901 * loop-iv.c (implies_p): Detect additional cases where A implies B.
26902 (determine_max_iter): Take additional LOOP arg; all callers changed.
26903 Lose broken logic dealing with PLUS. Try to limit the upper bound by
26904 one using simplifications.
26905 (simplify_using_initial_values): Return if the expression becomes
26906 invalid due to altered regs.
26908 2007-02-23 DJ Delorie <dj@redhat.com>
26910 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
26912 2007-02-23 Mike Stump <mrs@apple.com>
26914 * tlink.c (scan_linker_output): Parse linker messages from
26915 darwin9's linker better.
26917 2007-02-23 Steve Ellcey <sje@cup.hp.com>
26920 * varpool.c (varpool_assemble_pending_decls): Set
26921 varpool_last_needed_node to null.
26923 2007-02-23 DJ Delorie <dj@redhat.com>
26925 * config/i386/i386.c (ix86_data_alignment): Don't specify an
26926 alignment bigger than the object file can handle.
26928 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
26931 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
26932 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
26933 (*movsf_1): Penalize MMX moves.
26935 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
26937 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
26938 2^32-1 or more times unless flag_unsafe_loop_optimizations.
26940 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
26942 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26944 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
26945 (fold_builtin_1): Use them.
26946 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
26947 BUILT_IN_SIGNIFICAND.
26949 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
26951 * config/i386/i386.c (bdesc_1arg): Initialize
26952 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
26953 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
26954 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
26955 and IX86_BUILTIN_MOVSLDUP.
26957 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
26959 PR rtl-optimization/30841
26960 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
26962 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26964 * builtins.c (fold_builtin_frexp): New.
26965 (fold_builtin_2): Use it.
26967 2007-02-22 Mark Mitchell <mark@codesourcery.com>
26969 * doc/invoke.texi (Spec Files): Document getenv spec function.
26971 * gcc.c (getenv_spec_function): New function.
26972 (static_spec_functions): Add it.
26973 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
26974 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
26977 2007-02-22 Michael Matz <matz@suse.de
26980 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
26981 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
26983 2007-02-22 Ian Lance Taylor <iant@google.com>
26986 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
26987 (mem_loc_descriptor): Call it.
26989 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
26990 Ira Rosen <irar@il.ibm.com>
26992 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
26994 2007-02-22 Ira Rosen <irar@il.ibm.com>
26996 PR tree-optimization/30843
26997 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
26998 stores only after all the group is vectorized.
27000 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
27002 PR tree-optimization/30858
27003 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
27004 in the reduction cycle have a single use in the loop.
27005 * tree-vectorizer.h (relevant): Add documentation.
27007 2007-02-20 Mike Stump <mrs@apple.com>
27009 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
27010 * configure: Regenerate.
27012 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
27014 Change the defaults of some parameters and options.
27015 * config/spu/spu-protos.h (spu_optimization_options): Declare.
27016 * config/spu/spu.c (spu_optimization_options): Add.
27017 (spu_override_options): Change params in spu_optimization_options.
27018 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
27020 Register 127 is only 16 byte aligned when used as a frame pointer.
27021 * config/spu/spu-protos.h (spu_init_expanders): Declare.
27022 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
27023 HARD_FRAME_POINTER_REGNUM.
27024 (spu_legitimate_address): Use regno_aligned_for_reload.
27025 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
27026 aligned when frame_pointer_needed is true.
27027 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
27029 * config/spu/spu.h (INIT_EXPANDERS): Define.
27031 Make sure shift and rotate instructions have valid immediate operands.
27032 * config/spu/predicates.md (spu_shift_operand): Remove.
27033 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
27034 * config/spu/constraints.md (W, O): Extend range.
27035 * config/spu/spu.md (umask, nmask): Define.
27036 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
27037 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
27038 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
27039 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
27040 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
27041 (lshr<mode>3_reg): Fix rtl description.
27043 Make sure mulhisi immediate operands are valid.
27044 * config/spu/predicates.md (imm_K_operand): Add.
27045 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
27047 Generate constants using fsmbi and andi.
27048 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
27049 (print_operand, spu_split_immediate, classify_immediate,
27050 fsmbi_const_p): Handle IC_FSMBI2.
27052 Correctly handle a CONST_VECTOR containing symbols.
27053 * config/spu/spu.c (print_operand): Handle HIGH correctly.
27054 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
27055 (immediate_load_p): Allow symbols that use 2 instructions to create.
27056 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
27057 with symbols when flag_pic is set.
27058 (const_vector_immediate_p): New.
27059 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
27060 accept a CONST_VECTOR with symbols.
27061 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
27062 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
27064 * config/spu/spu.md (high, low): Delete.
27065 (low_<mode>): Define.
27067 Remove INTRmode and INTR_REGNUM, which didn't work.
27068 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
27070 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
27071 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
27072 peephole2 pattern): Don't use INTR or 131.
27073 (movintrcc): Delete.
27074 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
27075 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
27076 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
27077 (UNSPEC_SET_INTR): Add.
27078 * config/spu/spu-modes.def (INTR): Remove.
27080 More accurate warnings about run-time relocations.
27081 * config/spu/spu.c (reloc_diagnostic): Test in_section.
27083 Correctly warn about immediate arguments to specific intrinsics.
27084 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
27085 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
27086 the instruction predicate.
27088 Fix tree check errors with latest update.
27089 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
27091 (spu_expand_builtin): Use CALL_EXPR_FN.
27093 Add missing specific intrinsics.
27094 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
27096 * config/spu/spu_internals.h: Ditto.
27098 Fix incorrect operand modifiers.
27099 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
27100 * config/spu/spu.md (xor<mode>3): Change %S to %J.
27102 Optimize one case of zero_extend of a vec_select.
27103 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
27105 Accept any immediate for hbr.
27106 * config/spu/spu.md (hbr): Change s constraints to i.
27108 2007-02-21 Paul Brook <paul@codesourcery.com>
27110 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
27111 condexec_count when skipping USE and CLOBBER.
27113 2007-02-21 Nick Clifton <nickc@redhat.com>
27115 * common.opt (Warray-bounds): Add Warning attribute.
27116 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
27118 (fsized-zeroes): Add Optimization attribute.
27119 (fsplit-wide-types, ftree-scev-cprop): Likewise.
27120 * c.opt (Wc++0x-compat): Add Warning attribute.
27122 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
27124 PR middle-end/30761
27125 * reload1.c (eliminate_regs_in_insn): In the single_set special
27126 case, attempt to re-recognize the insn before falling back to
27127 having reload fix it up.
27129 2007-02-20 Eric Christopher <echristo@gmail.com>
27131 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
27132 Rewrite accordingly.
27133 (frv_read_iacc_argument): Ditto.
27134 (frv_expand_set_builtin): Take a call instead of arglist, update for
27136 (frv_expand_unop_builtin): Ditto.
27137 (frv_expand_binop_builtin): Ditto.
27138 (frv_expand_cut_builtin): Ditto.
27139 (frv_expand_binopimm_builtin): Ditto.
27140 (frv_expand_voidbinop_builtin): Ditto.
27141 (frv_expand_int_void2arg): Ditto.
27142 (frv_expand_prefetches): Ditto.
27143 (frv_expand_voidtriop_builtin): Ditto.
27144 (frv_expand_voidaccop_builtin): Ditto.
27145 (frv_expand_load_builtin): Ditto.
27146 (frv_expand_store_builtin): Ditto.
27147 (frv_expand_mdpackh_builtin): Ditto.
27148 (frv_expand_mclracc_builtin): Ditto.
27149 (frv_expand_mrdacc_builtin): Ditto.
27150 (frv_expand_mwtacc_builtin): Ditto.
27151 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
27154 2007-02-20 Janis Johnson <janis187@us.ibm.com>
27156 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
27157 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
27159 (HAVE_GAS_DFP): Check for assembler support of decimal floating
27160 point instructions.
27161 * configure: Regenerate.
27162 * config.in: Regenerate.
27163 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
27164 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
27165 masks to power6 and power6x and to POWERPC_MASKS.
27166 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27168 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
27169 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
27170 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
27171 Access PROTOTYPE as variable, not mask.
27173 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
27175 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
27176 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
27177 * combine.c (adjust_for_new_dest): Use it.
27178 * postreload.c (reload_combine): Likewise.
27180 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
27182 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
27183 notes on an insn with multiple sets, even if single_set returns
27184 non-NULL for that insn.
27186 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27188 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
27189 scalbn and scalbln.
27191 2007-02-20 Geoffrey Keating <geoffk@apple.com>
27193 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
27194 if user didn't pass it.
27195 * config/i386/darwin.h (CC1_SPEC): Likewise.
27196 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
27197 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
27198 -mmacosx-version-min.
27200 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27201 Uros Bizjak <ubizjak@gmail.com>
27203 * optabs.h (enum optab_index): Add new OTI_scalb.
27204 (scalb_optab): Define corresponding macro.
27205 * optabs.c (init_optabs): Initialize scalb_optab.
27206 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
27208 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
27209 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
27210 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
27211 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
27212 flag_unsafe_math_optimizations is set.
27214 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
27215 to implement scalbf, scalb and scalbl built-ins as inline x87
27218 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27219 DJ Delorie <dj@redhat.com>
27222 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
27223 (diagnostic_report_diagnostic): ... here, and turn them into real
27224 errors. If warnings are inhibited, no need to do anything.
27226 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
27228 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
27229 better code generation.
27231 2007-02-20 Ben Elliston <bje@au.ibm.com>
27233 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
27235 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
27237 * config/alpha/alpha.c, config/alpha/alpha.md,
27238 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
27239 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
27240 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
27241 config/arm/lib1funcs.asm: Follow spelling conventions.
27243 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
27244 config/fr30/fr30.md, config/i386/i386.h,
27245 config/iq2000/iq2000.h, config/iq2000/predicates.md,
27246 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
27247 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
27248 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
27249 config/rs6000/altivec.md, config/rs6000/rs6000.c,
27250 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
27251 config/sparc/sparc.c, config/sparc/sparc.h,
27252 config/sparc/sparc.md, config/spu/constraints.md,
27253 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
27256 2007-02-20 Alan Modra <amodra@bigpond.net.au>
27259 * varasm.c (use_blocks_for_decl_p): Return false for decls with
27262 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
27264 * doc/invoke.texi (-ftree-lrs): Remove.
27266 2007-02-19 Diego Novillo <dnovillo@redhat.com>
27268 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
27271 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
27273 * config/ia64/ia64.c (ia64_expand_builtin): Use the
27274 new CALL_EXPR_FN macro for retrieving the function
27275 declaration of the input expression.
27277 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27279 * c.opt (Waddress): New.
27280 * common.opt (Walways-true): Delete.
27281 (Wstring-literal-comparison): Delete.
27282 * doc/invoke.texi (Warning Options): Delete -Walways-true and
27283 -Wstring-literal-comparison. Add -Waddress.
27285 (Walways-true): Delete.
27286 (Wstring-literal-comparison): Delete.
27287 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
27288 consistently instead of -Walways-true in example.
27289 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
27290 * c-typeck.c (parser_build_binary_op): Replace
27291 -Wstring-literal-comparison and -Walways-true with -Waddress.
27292 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
27295 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
27297 * tree-cfg.c (dump_function_to_file): Be prepared for functions
27298 without DECL_STRUCT_FUNCTION initialized.
27300 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
27302 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
27303 due to calls to functions taking pointers as parameters.
27305 2007-02-19 Richard Henderson <rth@redhat.com>
27308 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
27311 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
27313 * config/s390/s390.c (s390_call_saved_register_used,
27314 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
27315 accessed to the new scheme.
27317 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
27319 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
27320 (cris_print_index, cris_print_operand, cris_print_operand_address)
27321 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
27322 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
27323 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
27324 GET_CODE () == xxx.
27325 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
27326 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
27327 GO_IF_LEGITIMATE_ADDRESS): Ditto.
27328 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
27329 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
27330 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
27331 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
27332 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
27333 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
27334 (uminsi3, call, call_value): Ditto.
27335 (define_split: indir_to_reg_split, unnamed): Ditto.
27337 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
27339 PR tree-optimization/30975
27340 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
27343 2007-02-18 Eric Christopher <echristo@gmail.com>
27345 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
27346 Remove use of arglist.
27347 (mips_expand_builtin): Remove use of arglist, pass in expr.
27348 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
27349 (mips_expand_builtin_movtf): Ditto.
27350 (mips_expand_builtin_compare): Ditto.
27352 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
27354 * tree-sra.c (sra_build_assignment): Replace assertion
27355 checking with a comment explaining why it can't be done.
27357 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
27359 PR middle-end/30833
27360 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
27361 during CALL_EXPR representation conversion.
27362 * tree-ssa-propagate.c (set_rhs): Likewise.
27364 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
27366 * tree-sra.c (sra_build_assignment): Disable assertion checking
27369 2007-02-18 Roger Sayle <roger@eyesopen.com>
27371 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
27372 instead of calling build2 with a GIMPLE_MODIFY_STMT.
27373 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
27375 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
27376 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
27377 gimplify_init_ctor_eval_range, gimple_push_cleanup,
27378 gimplify_omp_for, gimplify_omp_atomic_pipeline,
27379 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
27380 force_gimple_operand): Likewise.
27381 * ipa-cp.c (constant_val_insert): Likewise.
27382 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
27383 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
27384 perfect_nestify): Likewise.
27385 * langhooks.c (lhd_omp_assignment): Likewise.
27386 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
27387 lower_copyprivate_clauses, lower_send_clauses,
27388 lower_send_shared_vars, expand_parallel_call,
27389 expand_omp_for_generic, expand_omp_for_static_nochunk,
27390 expand_omp_for_static_chunk, expand_omp_sections,
27391 lower_omp_single_copy, lower_omp_for_lastprivate,
27392 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
27393 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
27394 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
27397 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
27399 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
27400 config/sh/sh.md: Follow spelling conventions.
27402 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
27403 config/frv/predicates.md: Follow spelling conventions.
27405 * config/m68k/linux-unwind.h: Fix a comment typo.
27406 * target.h: Follow spelling conventions.
27408 2007-02-18 Roger Sayle <roger@eyesopen.com>
27410 PR rtl-optimization/28173
27411 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
27412 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
27413 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
27414 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
27415 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
27417 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27419 * builtins.c (fold_builtin_load_exponent): New.
27420 (fold_builtin_2): Use it.
27422 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
27424 PR rtl-optimization/30773
27425 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
27426 if we fail to attach a REG_EQUIV note.
27428 2007-02-18 David Edelsohn <edelsohn@gnu.org>
27429 Roger Sayle <roger@eyesopen.com>
27431 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
27433 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
27435 * calls.c (initialize_argument_information): Pass original EXP
27436 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
27437 code to split complex arguments here, as part of initializing the
27439 (expand_call): Remove code that builds a list of arguments and
27440 inserts implicit arguments into it. Instead, just count how many
27441 implicit arguments there will be so we can determine the size of
27442 the ARGS array, and let initialize_argument_information do the work.
27443 (split_complex_values): Delete unused function.
27445 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
27447 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
27449 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
27451 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
27452 for arg pointer based indexed addressing.
27454 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
27456 * config/ia64/ia64.h, config/ia64/ia64.md,
27457 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
27458 spelling conventions.
27460 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27462 * config/m68k/m68k.c (split_di): New.
27463 * config/m68k/m68k-protos.h: Declare split_di.
27464 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
27465 Improve predicate handling and split constant shifts.
27467 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27469 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
27470 parameter for register bitfield operations, general predicates
27473 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27475 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
27476 * config/m68k/linux-unwind.h: New file.
27478 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
27480 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
27481 config/i386/athlon.md, config/ia64/ia64.md,
27482 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
27483 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
27484 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
27485 tree-ssa-loop-niter.c, tree-vect-analyze.c,
27486 tree-vect-transform.c: Fix comment typos.
27488 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
27490 * sched-deps.c (find_insn_list): Remove.
27491 * sched-int.h: Remove the prototype for find_insn_list.
27493 2007-02-16 Geoffrey Keating <geoffk@apple.com>
27495 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
27497 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
27498 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
27499 darwin_rs6000_override_options.
27500 (C_COMMON_OVERRIDE_OPTIONS): Expect
27501 darwin_macosx_version_min to be non-NULL always.
27502 (TARGET_C99_FUNCTIONS): Likewise.
27503 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
27504 (DARWIN_MINVERSION_SPEC): New.
27505 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
27506 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
27508 (DARWIN_MINVERSION_SPEC): New.
27509 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
27511 * config/darwin-c.c (darwin_cpp_builtins): Expect
27512 darwin_macosx_version_min to be non-NULL always.
27514 * config/rs6000/rs6000.c: Clean up trailing whitespace.
27516 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
27518 * config/i386/i386.h (x86_use_xchgb): New.
27519 (TARGET_USE_XCHGB): New macro.
27520 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
27521 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
27522 Split after reload into bswaphi for shifts of 8.
27523 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
27524 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
27525 or when optimizing for size.
27527 2007-02-16 Richard Guenther <rguenther@suse.de>
27528 Christian Bruel <christian.bruel@st.com>
27530 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
27531 DECLs but prefer SSA_NAMEs over DECLs.
27533 2007-02-16 Richard Guenther <rguenther@suse.de>
27535 * tree-flow-inline.h (single_imm_use_p): Remove.
27536 (zero_imm_uses_p): Likewise.
27537 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
27538 instead of single_imm_use_p.
27539 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
27542 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27545 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
27546 nested double- and backquotes.
27548 2007-02-15 Roger Sayle <roger@eyesopen.com>
27550 PR middle-end/30391
27551 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
27552 should be unreachable.
27553 (build2_stat): Allow construction of MODIFY_EXPR at any time.
27554 For the time being redirect GIMPLE_MODIFY_STMT to the new
27555 (renamed) build_gimple_modify_stmt_stat.
27556 (build2_gimple_stat): Rename to...
27557 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
27558 Always build a GIMPLE_MODIFY_STMT node.
27559 * tree.h (build2_gimple, build2_gimple_stat): Delete.
27560 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
27563 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
27564 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
27565 * tree-complex.c (set_component_ssa_name, expand_complex_move,
27566 expand_complex_div_wide): Likewise.
27567 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
27568 * tree-ssa-loop-im.c (schedule_sm): Likewise.
27569 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
27570 * tree-ssa-loop-manip.c (create_iv): Likewise.
27571 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
27572 abs_replacement): Likewise.
27573 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
27574 realify_fake_stores): Likewise.
27576 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
27577 node rather than a GIMPLE_MODIFY_STMT node.
27578 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
27579 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
27581 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
27582 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
27583 GIMPLE_MODIFY_STMT.
27585 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
27587 PR middle-end/30433
27588 * fold-const.c (fold_comparison): Add back the
27589 folding of constant complex comparisions.
27591 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
27593 PR middle-end/30729
27594 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
27595 effects unknown to this function, return early.
27597 2007-02-15 Ian Lance Taylor <iant@google.com>
27599 * lower-subreg.c (move_eh_region_note): New static function.
27600 (resolve_simple_move): Call it.
27601 (decompose_multiword_subregs): Track blocks for which we resolve a
27602 simple move which is also a control flow insn. Pass them to
27603 find_many_sub_basic_blocks.
27604 (pass_lower_subreg): Add TODO_verify_flow.
27605 (pass_lower_subreg2): Likewise.
27607 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27608 Brooks Moses <brooks.moses@codesourcery.com>
27609 Lee Millward <lee.millward@codesourcery.com>
27611 * tree.h (enum tree_code_class): Add tcc_vl_exp.
27612 (VL_EXP_CLASS_P): New.
27613 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
27615 (TREE_OPERAND_CHECK_CODE): Likewise.
27616 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
27617 (TREE_RTL_OPERAND_CHECK): Likewise.
27618 (tree_operand_check_failed): Make second parameter the whole tree
27619 instead of its code. Fixed callers.
27620 (VL_EXP_CHECK): New.
27621 (TREE_OPERAND_LENGTH): New.
27622 (VL_EXP_OPERAND_LENGTH): New.
27623 (CALL_EXPR_FN): New.
27624 (CALL_EXPR_STATIC_CHAIN): New.
27625 (CALL_EXPR_ARGS): New.
27626 (CALL_EXPR_ARG): New.
27627 (call_expr_nargs): New.
27628 (CALL_EXPR_ARGP): New.
27629 (build_nt_call_list): Declare.
27630 (build_vl_exp_stat): Declare.
27631 (build_vl_exp): New.
27632 (build_call_list): Declare.
27633 (build_call_nary): Declare.
27634 (build_call_valist): Declare.
27635 (build_call_array): Declare.
27636 (call_expr_arg): Declare.
27637 (call_expr_argp): Declare.
27638 (call_expr_arglist): Declare.
27639 (fold_build_call_list): Declare.
27640 (fold_build_call_list_initializer): Declare.
27641 (fold_call_expr): Declare to replace fold_builtin.
27642 (fold_builtin_fputs): Update to agree with modified definition.
27643 (fold_builtin_strcpy): Likewise.
27644 (fold_builtin_strncpy): Likewise.
27645 (fold_builtin_memory_chk): Likewise.
27646 (fold_builtin_stxcpy_chk): Likewise.
27647 (fold_builtin_strncpy_chk): Likewise.
27648 (fold_builtin_next_arg): Likewise.
27649 (fold_build_call_expr): Declare.
27650 (fold_builtin_call_list): Declare.
27651 (fold_builtin_call_valist): Declare.
27652 (build_call_expr): Declare.
27653 (validate_arglist): Update to agree with modified definition.
27654 (tree_operand_length): New.
27655 (call_expr_arg_iterator): New.
27656 (init_call_expr_arg_iterator): New.
27657 (next_call_expr_arg): New.
27658 (first_call_expr_arg): New.
27659 (more_call_expr_args_p): New.
27660 (FOR_EACH_CALL_EXPR_ARG): New.
27662 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
27663 and tcc_gimple_stmt.
27664 (tree_code_size): Update documentation. Use sizeof (tree) rather
27665 than sizeof (char *).
27666 (tree_size): Likewise. Add case for tcc_vl_exp.
27667 (tree_node_structure): Add case for tcc_vl_exp.
27668 (contains_placeholder_p): Likewise.
27669 (substitute_in_expr): Likewise.
27670 (substitute_placeholder_in_expr): Likewise.
27671 (stabilize_reference_1): Likewise.
27672 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
27673 to diagnose breakage of this interface for constructing CALL_EXPRs.
27674 (build_nt): Add similar assertion here.
27675 (build_nt_call_list): New.
27676 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
27677 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
27679 (get_callee_fndecl): Use new CALL_EXPR accessors.
27680 (tree_operand_check_failed): Change parameters to pass entire node
27681 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
27682 (process_call_operands): New.
27683 (build_vl_exp_stat): New.
27684 (build_call_list): New.
27685 (build_call_nary): New.
27686 (build_call_valist): New.
27687 (build_call_array): New.
27688 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27689 (call_expr_arglist): New.
27691 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
27692 tcc_vl_exp instead of a fixed-size tcc_expression.
27694 * doc/c-tree.texi (CALL_EXPR): Document new representation and
27695 accessors for CALL_EXPRs.
27696 (AGGR_INIT_EXPR): Likewise.
27698 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27699 Brooks Moses <brooks.moses@codesourcery.com>
27700 Lee Millward <lee.millward@codesourcery.com>
27702 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
27703 (expand_builtin_nonlocal_goto): Change parameter to be entire
27704 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
27705 (expand_builtin_prefetch): Likewise.
27706 (expand_builtin_classify_type): Likewise.
27707 (mathfn_built_in): Return NULL_TREE instead of 0.
27708 (expand_errno_check): Use new CALL_EXPR accessors.
27709 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
27710 Return NULL_RTX instead of 0.
27711 (expand_builtin_mathfn_2): Likewise.
27712 (expand_builtin_mathfn_3): Likewise.
27713 (expand_builtin_interclass_mathfn): Likewise.
27714 (expand_builtin_sincos): Likewise.
27715 (expand_builtin_cexpi): Likewise.
27716 (expand_builtin_int_roundingfn): Likewise.
27717 (expand_builtin_int_roundingfn_2): Likewise.
27718 (expand_builtin_pow): Likewise.
27719 (expand_builtin_powi): Likewise.
27720 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
27721 of arglist, fixing callers appropriately. Use new CALL_EXPR
27722 accessors and constructors. Return NULL_RTX instead of 0.
27723 (expand_builtin_strstr): Likewise.
27724 (expand_builtin_strchr): Likewise.
27725 (expand_builtin_strrchr): Likewise.
27726 (expand_builtin_strpbrk): Likewise.
27727 (expand_builtin_memcpy): Likewise.
27728 (expand_builtin_mempcpy): Likewise.
27729 (expand_builtin_mempcpy_args): New.
27730 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
27731 (expand_builtin_memmove_args): New.
27732 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
27733 (expand_movstr): Likewise.
27734 (expand_builtin_strcpy): Likewise.
27735 (expand_builtin_strcpy_args): New.
27736 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
27737 (expand_builtin_strncpy): Likewise.
27738 (expand_builtin_memset): Likewise.
27739 (expand_builtin_memset_args): New.
27740 (expand_builtin_bzero): Similarly to expand_builtin_memset.
27741 (expand_builtin_memcmp): Likewise.
27742 (expand_builtin_strcmp): Likewise.
27743 (expand_builtin_strncmp): Likewise.
27744 (expand_builtin_strcat): Likewise.
27745 (expand_builtin_strncat): Likewise.
27746 (expand_builtin_strspn): Likewise.
27747 (expand_builtin_strcspn): Likewise.
27748 (expand_builtin_args_info): Likewise.
27749 (expand_builtin_va_start): Likewise.
27750 (gimplify_va_arg_expr): Likewise.
27751 (expand_builtin_va_end): Likewise.
27752 (expand_builtin_va_copy): Likewise.
27753 (expand_builtin_frame_address): Likewise.
27754 (expand_builtin_alloca): Likewise.
27755 (expand_builtin_bswap): Likewise.
27756 (expand_builtin_unop): Likewise.
27757 (expand_builtin_fputs): Likewise.
27758 (expand_builtin_expect): Likewise.
27759 (expand_builtin_fabs): Likewise.
27760 (expand_builtin_copysign): Likewise.
27761 (expand_builtin_printf): Likewise.
27762 (expand_builtin_fprintf): Likewise.
27763 (expand_builtin_sprintf): Likewise.
27764 (expand_builtin_init_trampoline): Likewise.
27765 (expand_builtin_signbit): Likewise.
27766 (expand_builtin_fork_or_exec): Likewise.
27767 (expand_builtin_sync_operation): Likewise.
27768 (expand_builtin_compare_and_swap): Likewise.
27769 (expand_builtin_lock_test_and_set): Likewise.
27770 (expand_builtin_lock_release): Likewise.
27771 (expand_builtin): Likewise.
27772 (builtin_mathfn_code): Likewise.
27774 (fold_builtin_constant_p): Pass call arguments individually instead
27775 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27776 accessors and constructors. Return NULL_TREE instead of 0.
27777 (fold_builtin_expect): Likewise.
27778 (fold_builtin_classify_type): Likewise.
27779 (fold_builtin_strlen): Likewise.
27780 (fold_builtin_nan): Likewise.
27781 (integer_valued_real_p): Likewise.
27782 (fold_trunc_transparent_mathfn): Likewise.
27783 (fold_fixed_mathfn): Likewise.
27784 (fold_builtin_cabs): Likewise.
27785 (fold_builtin_sqrt): Likewise.
27786 (fold_builtin_cbrt): Likewise.
27787 (fold_builtin_cos): Likewise.
27788 (fold_builtin_cosh): Likewise.
27789 (fold_builtin_tan): Likewise.
27790 (fold_builtin_sincos): Likewise.
27791 (fold_builtin_cexp): Likewise.
27792 (fold_builtin_trunc): Likewise.
27793 (fold_builtin_floor): Likewise.
27794 (fold_builtin_ceil): Likewise.
27795 (fold_builtin_round): Likewise.
27796 (fold_builtin_int_roundingfn): Likewise.
27797 (fold_builtin_bitop): Likewise.
27798 (fold_builtin_bswap): Likewise.
27799 (fold_builtin_logarithm): Likewise.
27800 (fold_builtin_hypot): Likewise.
27801 (fold_builtin_pow): Likewise.
27802 (fold_builtin_powi): Likewise.
27803 (fold_builtin_exponent): Likewise.
27804 (fold_builtin_memset): Likewise.
27805 (fold_builtin_bzero): Likewise.
27806 (fold_builtin_memory_op): Likewise.
27807 (fold_builtin_bcopy): Deleted; call site changed to invoke
27808 fold_builtin_memory_op directly.
27809 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
27810 (fold_builtin_strncpy): Likewise.
27811 (fold_builtin_memcmp): Likewise.
27812 (fold_builtin_strcmp): Likewise.
27813 (fold_builtin_strncmp): Likewise.
27814 (fold_builtin_signbit): Likewise.
27815 (fold_builtin_copysign): Likewise.
27816 (fold_builtin_isascii): Likewise.
27817 (fold_builtin_toascii): Likewise.
27818 (fold_builtin_isdigit): Likewise.
27819 (fold_builtin_fabs): Likewise.
27820 (fold_builtin_abs): Likewise.
27821 (fold_builtin_fmin_fmax): Likewise.
27822 (fold_builtin_carg): Likewise.
27823 (fold_builtin_classify): Likewise.
27824 (fold_builtin_unordered_cmp): Likewise.
27826 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
27827 New functions split out from fold_builtin_1.
27828 (fold_builtin_n): New.
27829 (fold_builtin_varargs): New.
27830 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
27832 (fold_call_expr): New.
27833 (build_function_call_expr): Rewrite to use new helper function.
27834 (fold_builtin_call_list): New.
27835 (build_call_expr): New.
27836 (fold_builtin_call_valist): New.
27837 (rewrite_call_expr): New.
27838 (validate_arg): New.
27839 (validate_arglist): Change parameter to be entire CALL_EXPR instead
27840 of an arglist. Change return type to bool. Use new CALL_EXPR
27843 (fold_builtin_strstr): Pass call arguments individually instead
27844 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27845 accessors and constructors. Return NULL_TREE instead of 0.
27846 (fold_builtin_strchr): Likewise.
27847 (fold_builtin_strrchr): Likewise.
27848 (fold_builtin_strpbrk): Likewise.
27849 (fold_builtin_strcat): Likewise.
27850 (fold_builtin_strncat): Likewise.
27851 (fold_builtin_strspn): Likewise.
27852 (fold_builtin_strcspn): Likewise.
27853 (fold_builtin_fputs): Likewise.
27854 (fold_builtin_next_arg): Likewise.
27855 (fold_builtin_sprintf): Likewise.
27857 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
27858 NULL_RTX instead of 0.
27859 (expand_builtin_memory_chk): Likewise.
27860 (maybe_emit_chk_warning): Likewise.
27861 (maybe_emit_sprintf_chk_warning): Likewise.
27863 (fold_builtin_object_size): Pass call arguments individually instead
27864 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27865 accessors and constructors. Return NULL_TREE instead of 0.
27866 (fold_builtin_memory_chk): Likewise.
27867 (fold_builtin_stxcpy_chk): Likewise.
27868 (fold_builtin_strncpy_chk): Likewise.
27869 (fold_builtin_strcat_chk): Likewise.
27870 (fold_builtin_strcat_chk): Likewise.
27871 (fold_builtin_strncat_chk): Likewise.
27872 (fold_builtin_sprintf_chk): Likewise.
27873 (fold_builtin_snprintf_chk): Likewise.
27874 (fold_builtin_printf): Likewise.
27875 (fold_builtin_vprintf): Likewise.
27877 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
27879 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
27880 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27881 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
27882 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
27883 (fold_unary): Likewise.
27884 (fold_binary): Likewise.
27885 (fold_ternary): Remove CALL_EXPR case, since they are no longer
27886 ternary expressions.
27887 (fold): Add logic for tcc_vl_exp.
27888 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
27889 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27890 (fold_build3_stat): Add assertion to flag broken interface for
27891 constructing CALL_EXPRs.
27892 (fold_build_call_list): New.
27893 (fold_build_call_list_initializer): New.
27894 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
27896 (fold_strip_sign_ops): Likewise.
27898 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27899 Brooks Moses <brooks.moses@codesourcery.com>
27900 Lee Millward <lee.millward@codesourcery.com>
27902 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
27903 accessors and dump arguments explicitly.
27905 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
27907 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
27909 (print_call_name): Use new CALL_EXPR accessors.
27911 * print-tree.c (print_node): Add case tcc_vl_exp. Print
27912 CALL_EXPR arguments explicitly instead of as a list. Use
27913 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27915 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
27916 (vrp_visit_stmt): Likewise.
27918 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
27919 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
27921 (force_move_till_expr): Likewise.
27923 * targhooks.c (default_external_stack_protect_fail): Use
27924 build_call_expr instead of build_function_call_expr.
27925 (default_hidden_stack_protect_fail): Likewise.
27927 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
27930 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
27931 and walk arguments explicitly.
27933 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
27934 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27935 (expand_simple_operations): Likewise.
27936 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
27938 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
27939 of TREE_CODE_LENGTH.
27940 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
27942 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
27943 instead of TREE_CODE_LENGTH.
27945 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
27946 (tree_ic_transform): Likewise.
27947 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
27948 parameter instead of arglist. Fix callers.
27949 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
27950 (tree_stringops_transform): Likewise.
27951 (tree_indirect_call_to_profile): Likewise.
27952 (tree_stringops_values_to_profile): Likewise.
27954 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
27955 (eliminate_tail_call): Likewise.
27957 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
27959 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
27960 Use TREE_OPERAND_LENGTH and generalize to handle any number of
27962 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
27964 * omp-low.c (build_omp_barrier): Use build_call_expr.
27965 (lower_rec_input_clauses): Likewise.
27966 (lower_reduction_clauses): Likewise.
27967 (expand_parallel_call): Likewise.
27968 (maybe_catch_exception): Likewise.
27969 (expand_omp_for_generic): Likewise.
27970 (expand_omp_for_static_nochunk): Likewise.
27971 (expand_omp_sections): Likewise.
27972 (lower_omp_single_simple): Likewise.
27973 (lower_omp_single_copy): Likewise.
27974 (lower_omp_master): Likewise.
27975 (lower_omp_ordered): Likewise.
27976 (lower_omp_critical): Likewise.
27978 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
27979 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
27981 * tree-gimple.c (is_gimple_call_addr): Fix doc.
27982 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
27983 TREE_CODE_LENGTH. Add tcc_vl_exp case.
27985 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
27986 and generalize to handle any number of operands.
27987 (chrec_contains_undetermined): Likewise.
27988 (tree_contains_chrecs): Likewise.
27989 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
27991 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
27993 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
27994 fold_call_expr instead of fold_builtin.
27995 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
27996 match declarations there.
27997 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
28000 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
28001 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28003 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
28004 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
28006 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
28009 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
28010 (execute_cse_sincos): Use new CALL_EXPR accessors.
28012 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
28014 * gimple-low.c (lower_function_body): Use build_call_expr.
28015 (lower_builtin_setjmp): Likewise.
28017 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
28018 (set_storage_via_libcall): Likewise.
28019 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
28020 instead of TREE_CODE_LENGTH.
28021 (expand_expr_real_1): Use new CALL_EXPR accessors.
28023 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
28024 generalize to handle any number of operands.
28025 (TB_parent_eq): Likewise.
28027 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
28028 (strip_builtin_expect): Likewise.
28030 * function.c (gimplify_parameters): Use build_call_expr.
28032 * tree-vectorizer.c (vect_is_simple_reduction): Use
28033 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28035 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
28036 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
28038 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
28041 * gimplify.c (build_stack_save_restore): Use build_call_expr.
28042 (gimplify_decl_expr): Likewise.
28043 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
28044 Use new CALL_EXPR iterators.
28045 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
28046 (gimplify_modify_expr_to_memset): Likewise.
28047 (gimplify_variable_sized_compare): Likewise.
28048 (gimplify_omp_atomic_fetch_op): Likewise.
28049 (gimplify_omp_atomic_pipeline): Likewise.
28050 (gimplify_omp_atomic_mutex): Likewise.
28051 (gimplify_function_tree): Likewise.
28053 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
28054 (call_expr_flags): Likewise.
28055 (expand_call): Likewise.
28057 * except.c (expand_builtin_eh_return_data_regno): Pass entire
28058 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28061 * coverage.c (create_coverage): Use build_call_expr.
28063 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
28064 (temp_call_expr_obstack): New.
28065 (pool_copy_list): Delete.
28066 (temp_copy_call_expr): New.
28067 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
28068 CALL_EXPR accessors. Get rid of special goo for copying argument
28069 lists and use temp_copy_call_expr instead.
28070 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
28071 CALL_EXPR accessors.
28072 (create_expression_by_pieces): Likewise. Use build_call_array
28073 to construct the result instead of fold_build3.
28074 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
28075 dealing with argument lists.
28076 (init_pre): Remove references to expression_node_pool and
28077 list_node_pool. Init temp_call_expr_obstack instead.
28078 (fini_pre): Remove references to expression_node_pool and
28081 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
28082 and walk arguments explicitly instead of as a list.
28084 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
28085 (mx_register_decls): Likewise.
28086 (mudflap_register_call): Likewise.
28087 (mudflap_finish_file): Likewise.
28089 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
28090 (ipa_callsite_compute_param): Likewise.
28092 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
28093 accessors and constructor.
28095 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
28096 accessors and constructor.
28097 (convert_tramp_reference): Likewise.
28098 (convert_call_expr): Likewise.
28099 (finalize_nesting_tree_1): Likewise.
28101 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
28104 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
28106 * tree-inline.c (initialize_inlined_parameters): Pass entire
28107 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28109 (estimate_num_insns_1): Use new CALL_EXPR accessors.
28110 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
28112 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
28113 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28114 (vectorizable_reduction): Likewise.
28115 (vectorizable_call): Use new CALL_EXPR iterators.
28116 (vectorizable_conversion): Use build_call_expr.
28117 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
28118 (vect_gen_widened_results_half): Use build_call_expr.
28119 (vect_setup_realignment): Likewise.
28120 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
28122 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
28123 (pass_through_call): Likewise.
28124 (compute_object_sizes): Likewise. Use fold_call_expr instead of
28127 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
28128 (tree_gen_pow2_profiler): Likewise.
28129 (tree_gen_one_value_profiler): Likewise.
28130 (tree_gen_ic_func_profiler): Likewise.
28131 (tree_gen_average_profiler): Likewise.
28132 (tree_gen_ior_profiler): Likewise.
28134 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
28135 (find_func_aliases): Use new CALL_EXPR accessors. Add case
28136 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28138 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
28139 of TREE_CODE_LENGTH.
28141 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
28142 of TREE_CODE_LENGTH.
28144 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
28146 (convert_to_integer): Likewise.
28148 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
28151 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28152 Brooks Moses <brooks.moses@codesourcery.com>
28153 Lee Millward <lee.millward@codesourcery.com>
28155 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
28157 * config/frv/frv.c (frv_expand_builtin): Likewise.
28158 * config/s390/s390.c (s390_expand_builtin): Likewise.
28160 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
28161 (sparc_expand_builtin): Use new CALL_EXPR accessors.
28163 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
28164 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
28165 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
28166 (ix86_expand_store_builtin): Likewise.
28167 (ix86_expand_unop_builtin): Likewise.
28168 (ix86_expand_unop1_builtin): Likewise.
28169 (ix86_expand_sse_compare): Likewise.
28170 (ix86_expand_sse_comi): Likewise.
28171 (ix86_expand_vec_init_builtin): Likewise.
28172 (ix86_expand_vec_ext_builtin): Likewise.
28173 (ix86_expand_vec_set_builtin): Likewise.
28174 (ix86_expand_builtin): Use new CALL_EXPR accessors.
28176 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
28177 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
28179 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
28180 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
28181 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
28183 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
28185 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
28186 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
28187 arglist. Use new CALL_EXPR accessors. Fix callers.
28188 (altivec_expand_abs_builtin): Likewise.
28189 (rs6000_expand_binop_builtin): Likewise.
28190 (altivec_expand_predicate_builtin): Likewise.
28191 (altivec_expand_lv_builtin): Likewise.
28192 (spe_expand_stv_builtin): Likewise.
28193 (altivec_expand_stv_builtin): Likewise.
28194 (rs6000_expand_ternop_builtin): Likewise.
28195 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
28196 (altivec_expand_st_builtin): Likewise.
28197 (altivec_expand_dst_builtin): Likewise.
28198 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
28199 arglist. Use new CALL_EXPR accessors. Fix callers.
28200 (altivec_expand_vec_set_builtin): Likewise.
28201 (altivec_expand_vec_ext_builtin): Likewise.
28202 (altivec_expand_builtin): Use new CALL_EXPR accessors.
28203 (spe_expand_builtin): Likewise.
28204 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
28205 arglist. Use new CALL_EXPR accessors. Fix callers.
28206 (spe_expand_evsel_builtin): Likewise.
28207 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
28208 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
28210 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
28211 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
28212 (arm_expand_unop_builtin): Likewise.
28213 (arm_expand_builtin): Use new CALL_EXPR accessors.
28215 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
28218 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
28219 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
28221 (bfin_expand_unop_builtin): Likewise.
28222 (bfin_expand_builtin): Use new CALL_EXPR accessors.
28224 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28225 Brooks Moses <brooks.moses@codesourcery.com>
28226 Lee Millward <lee.millward@codesourcery.com>
28228 * c-semantics.c (build_stmt): Add internal diagnostic check.
28230 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
28231 accessors. Print arguments explicitly instead of as a list.
28233 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
28235 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
28236 (c_finish_omp_flish): Likewise.
28238 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
28239 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
28240 instead of TREE_CODE_LENGTH.
28241 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
28242 (c_warn_unused_result): Likewise.
28244 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28247 * doc/invoke.texi (Warning Options): Remove
28248 -Werror-implicit-function-declaration.
28249 (Wimplicit-function-declaration): Update description.
28250 * opts.c (common_handle_option): Move handling of -Werror=* to...
28251 (enable_warning_as_error): ...here.
28252 * opts.h (enable_warning_as_error): Declare.
28253 * c-decl.c (implicit_decl_warning): Unless
28254 -Wno-implicit-function-declaration is given, emit a pedwarn if
28255 -std=c99 or emit a warning if -Wimplicit-function-declaration.
28256 * c.opt (Wimplicit-function-declaration): Replace
28257 mesg_implicit_function_declaration with
28258 warn_implicit_function_declaration.
28259 * c-opts.c (c_common_handle_option):
28260 -Werror-implicit-function-declaration is exactly equal as
28261 -Werror=implicit-function-declaration.
28262 (set_Wimplicit): Replace mesg_implicit_function_declaration with
28263 warn_implicit_function_declaration.
28264 (c_common_post_options): -Wimplict-function-declaration is enabled
28265 by default by -std=c99, otherwise is disabled by default.
28266 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
28268 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
28270 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
28271 DECL on the rhs to a DECL on the lhs for debug info purposes if the
28272 former is ignored but not the latter.
28274 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
28276 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
28277 is made and the reference doesn't use the alias set of its type,
28278 do not create the temporary using that type.
28280 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
28282 * jump.c: Remove prototypes for delete_computation and
28283 delete_prior_computation.
28285 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
28287 * jump.c (get_label_after): Delete.
28288 (get_label_before, delete_computation, delete_jump,
28289 delete_prior_computation, follow_jumps): Move...
28290 * reorg.c (delete_computation, delete_prior_computation): ... here...
28291 (get_label_before, delete_jump): ... making these static ...
28292 (follow_jumps): ... and simplifying this since it only runs after
28294 * rtl.h (get_label_after, get_label_before, delete_jump,
28295 follow_jumps): Delete prototypes.
28297 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
28299 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
28301 2007-02-15 Nick Clifton <nickc@redhat.com>
28303 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
28304 order to prevent it from being munged by the target.
28306 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
28308 * config/i386/i386.md: Remove misleading comment.
28310 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28312 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
28313 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
28316 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28318 * tree-sra.c (instantiate_missing_elements): Canonicalize
28320 (sra_build_assignment): New.
28321 (generate_copy_inout, generate_element_copy,
28322 generate_element_zero, generate_one_element_init): Use it.
28324 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28326 * tree-sra.c (instantiate_missing_elements): Canonicalize
28328 (sra_build_assignment): New.
28329 (generate_copy_inout, generate_element_copy,
28330 generate_element_zero, generate_one_element_init): Use it.
28332 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28334 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
28337 2007-02-14 Joseph Myers <joseph@codesourcery.com>
28339 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
28340 types as aggregates not scalars.
28341 * function.c (assign_stack_temp_for_type): Likewise.
28343 2007-02-14 Roger Sayle <roger@eyesopen.com>
28344 Zdenek Dvorak <dvorakz@suse.cz>
28346 * tree-dump.c (dump_switch_p_1): Require exact match of the option
28349 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
28351 * passes.c (next_pass_1): Clear the next field of the copied
28354 2007-02-14 Richard Henderson <rth@redhat.com>
28356 * tree-sra.c (early_sra): New.
28357 (decl_can_be_decomposed_p): Deny va_list if early_sra.
28358 (tree_sra_early, pass_sra_early): New.
28359 * tree-pass.h (pass_sra_early): Declare.
28360 * passes.c (init_optimization_passes): Use it.
28362 2007-02-14 Richard Guenther <rguenther@suse.de>
28364 * flags.h (issue_strict_overflow_warning): Convert to a macro.
28366 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
28368 PR tree-optimization/30771
28369 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
28371 (vect_analyze_operations): Induction phis can now be marked as
28373 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
28374 Update documentation accordingly.
28376 2007-02-14 Nick Clifton <nickc@redhat.com>
28378 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
28379 most 3 arguments are supported.
28380 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
28382 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
28384 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
28385 Ensure dst->current is valid.
28387 2007-02-13 Paul Brook <paul@codesourcery.com>
28389 * config.gcc: Add arm*-*-uclinux-*eabi.
28390 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
28391 (SUBTARGET_EXTRA_LINK_SPEC): Define.
28392 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
28393 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
28394 (LINK_SPEC): Define.
28395 (LIB_SPEC): Define.
28396 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
28398 * config/arm/uclinux-eabi.h: New file.
28399 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
28400 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
28403 2007-02-13 Ian Lance Taylor <iant@google.com>
28405 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
28406 * flags.h (warn_strict_overflow): Declare.
28407 (enum warn_strict_overflow_code): Define.
28408 (issue_strict_overflow_warning): New static inline function.
28409 * opts.c (warn_strict_overflow): New variable.
28410 (common_handle_option): Handle OPT_Wstrict_overflow and
28411 OPT_Wstrict_overflow_.
28412 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
28414 * fold-const.c: Include intl.h.
28415 (fold_deferring_overflow_warnings): New static variable.
28416 (fold_deferred_overflow_warning): New static variable.
28417 (fold_deferred_overflow_code): New static variable.
28418 (fold_defer_overflow_warnings): New function.
28419 (fold_undefer_overflow_warnings): New function.
28420 (fold_undefer_and_ignore_overflow_warnings): New function.
28421 (fold_deferring_overflow_warnings_p): New function.
28422 (fold_overflow_warning): New static function.
28423 (make_range): Add strict_overflow_p parameter. Change all
28425 (extract_muldiv, extract_muldiv_1): Likewise.
28426 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
28427 tree_expr_nonnegative_p.
28428 (fold_negate_expr): Call fold_overflow_warning.
28429 (fold_range_test): Likewise.
28430 (fold_comparison): Likewise.
28431 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
28432 instead of tree_expr_nonnegative_p.
28433 (tree_expr_nonnegative_warnv_p): Rename from
28434 tree_expr_nonnegative_p, add strict_overflow_p parameter.
28435 (tree_expr_nonnegative_p): New function.
28436 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
28437 strict_overflow_p parameter.
28438 (tree_expr_nonzero_p): New function.
28439 * passes.c (verify_interpass_invariants): New static function.
28440 (execute_one_pass): Call it.
28441 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
28443 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
28444 (estimate_numbers_of_iterations): Likewise.
28445 (scev_probably_wraps_p): Likewise.
28446 * tree-ssa-ccp.c: Include "toplev.h".
28447 (evaluate_stmt): Defer fold overflow warnings until we know we are
28449 (struct fold_stmt_r_data): Add stmt field.
28450 (fold_stmt_r): Defer fold overflow warnings until we know we
28452 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
28453 (fold_stmt_inplace): Likewise.
28454 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
28455 (cleanup_control_expr_graph): Defer fold overflow warnings until
28456 we know we are going to optimize.
28457 * tree-cfg.c (fold_cond_expr_cond): Likewise.
28458 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
28460 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
28461 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
28462 * tree-ssa-loop-manip.c (create_iv): Likewise.
28463 * c-typeck.c (build_conditional_expr): Likewise.
28464 (build_binary_op): Likewise.
28465 * tree-vrp.c (vrp_expr_computes_nonzero): Call
28466 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
28467 (extract_range_from_unary_expr): Likewise.
28468 * simplify-rtx.c (simplify_const_relational_operation): Warn when
28469 assuming that signed overflow does not occur.
28470 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
28471 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
28472 (fold_defer_overflow_warnings): Declare.
28473 (fold_undefer_overflow_warnings): Declare.
28474 (fold_undefer_and_ignore_overflow_warnings): Declare.
28475 (fold_deferring_overflow_warnings_p): Declare.
28476 (tree_expr_nonzero_warnv_p): Declare.
28477 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
28478 of warning options.
28479 (Warning Options): Document -Wstrict-overflow.
28480 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
28481 (tree-ssa-ccp.o): Likewise.
28482 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
28483 (fold-const.o): Depend on intl.h.
28485 2007-02-13 Ian Lance Taylor <iant@google.com>
28487 PR middle-end/30751
28488 * lower-subreg.c (resolve_simple_move): Decompose subregs in
28491 2007-02-13 Stuart Hastings <stuart@apple.com>
28493 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
28495 2007-02-13 Richard Henderson <rth@redhat.com>
28497 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
28498 handled_component_p before looking for the indirect_ref.
28500 2007-02-13 Richard Henderson <rth@redhat.com>
28502 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
28503 remove flags clobber.
28504 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
28505 (bswaphi_lowpart): New.
28506 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
28507 remove TARGET_BSWAP test. Delete expander of the same name.
28509 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
28510 (expand_unop): Use them.
28512 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
28514 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
28515 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
28516 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
28517 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
28518 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
28519 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
28520 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
28521 assembler dialect choice from asm templates.
28523 2007-02-12 Richard Henderson <rth@redhat.com>
28525 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
28526 (fixuns_trunc<SSEMODEF>si2): Use it.
28527 * config/i386/sse.md (vec_setv4sf_0): Export.
28528 * config/i386/i386.c (ix86_build_const_vector): Export.
28529 (ix86_split_convert_uns_si_sse): Rename from
28530 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
28531 * config/i386/i386-protos.h: Update.
28533 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28536 * c-typeck.c (c_finish_return): Improve warning message.
28538 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28540 * alias.c (find_symbolic_term): Delete unused function.
28542 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
28544 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
28545 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
28546 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
28548 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
28550 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
28551 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
28552 the function, temporarily point the debug interface to the null one.
28554 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
28556 * dwarf2out.c (round_up_to_align): New static function.
28557 (field_byte_offset): Use it to round the offset.
28559 2007-02-12 Richard Henderson <rth@redhat.com>
28561 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
28562 (inswl_const): Export.
28564 2007-02-12 Richard Henderson <rth@redhat.com>
28566 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
28567 result mode of the libcall, convert back to outmode.
28569 2007-02-12 Roger Sayle <roger@eyesopen.com>
28571 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
28572 (bswapdi2): New define_expand to implement 32-bit implementation.
28574 2007-02-12 Nick Clifton <nickc@redhat.com>
28576 * doc/invoke.texi (Overall Options): Document --help=.
28577 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
28578 (cc1_options): Pass --help= on to cc1.
28579 (display_help): Add description of --help=.
28580 (process_command): Add code to handle --help=. Allow translated
28581 --help and --target-help switches to be passed on to compiler
28583 (main): Remove unused if statement.
28584 * opts.c (columns): Remove.
28585 (LEFT_COLUMN): Define.
28586 (wrap_help): Add columns argument.
28587 (print_filtered_help): Change parameters to be an include bitmask,
28588 an exclude bitmask, an any bitmask and the column width. Move the
28589 code to display the params list here. Add code to display the
28590 status of options rather than their descriptions if the quiet flag
28592 (print_specific_help): Change parameters to be an include bitmask,
28593 an exclude bitmask and an any bitmask. Move code to look up the
28594 column width here. Decide upon the title for an options listing.
28595 (common_handle_options): Add code to handle --help=. Adapt code
28596 for --help and --target-help to use the revised form of the
28597 print_specific_help function.
28598 (print_help): Delete.
28599 (print_param_help): Delete.
28600 (print_switch): Delete.
28601 * opts.h (cl_lang_count): Add prototype.
28602 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
28603 CL_MAX_OPTION_CLASS): New defines.
28604 * optc-gen.awk: Add construction of cl_lang_count.
28605 * c.opt: Add Warning attribute to warning options and Optimization
28606 attribute to optimization options.
28607 * common.opt: Likewise.
28609 Add -fhelp and -ftarget-help as aliases for the transformed --help
28610 and --target-help options.
28611 * opt-functions.awk: Add code to handle Warning and Optimization
28614 2007-02-12 Richard Henderson <rth@redhat.com>
28616 * config/alpha/constraints.md: New file.
28617 * config/alpha/alpha.c: Include tm-constrs.h.
28618 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
28619 alpha_extra_constraint): Remove.
28620 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
28621 * config/alpha/alpha-protos.h: Update.
28622 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
28623 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
28624 (EXTRA_CONSTRAINT): Remove.
28625 * config/alpha/alpha.md: Include constraints.md.
28626 (adddi splitter): Use satisfies_constraint_*.
28627 * config/alpha/predicates.md (add_operand): Likewise.
28628 (sext_add_operand, addition_operation): Likewise.
28630 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
28632 PR tree-optimization/29145
28633 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
28634 in our handling of restrict qualified pointers.
28636 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28639 * doc/invoke.texi (Wunused-value): Update description.
28640 (Wextra): Delete item.
28641 * opts.c (set_Wextra): Don't use the value of Wextra to set the
28642 value of Wunused-value.
28643 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
28644 (c_finish_stmt_expr): Don't check extra_warnings.
28645 (emit_side_effect_warnings): The caller is responsible to check
28648 2007-02-11 Roger Sayle <roger@eyesopen.com>
28649 Matt Thomas <matt@3am-software.com>
28651 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
28653 2007-02-11 Roger Sayle <roger@eyesopen.com>
28655 * simplify-rtx.c (simplify_relational_operation_1): Optimize
28656 comparisons of POPCOUNT against zero.
28657 (simplify_const_relational_operation): Likewise.
28659 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28661 * doc/invoke.texi (Wextra): Delete outdated paragraph.
28663 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28665 * dwarf2out.c (root_type): Delete unused function.
28667 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28669 * genattrtab.c (contained_in_p): Delete unused function.
28670 (write_expr_attr_cache): Likewise.
28672 2007-02-11 Jan Hubicka <jh@suse.cz>
28674 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
28677 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
28679 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
28680 to add the REG_EQ* note.
28681 * see.c (see_merge_one_use_extension): Likewise.
28682 * local-alloc.c (update_equiv_regs): Likewise. Also don't
28683 turn REG_EQUAL notes into REG_EQUIV notes if the target
28684 register may have more than one set.
28685 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
28686 * gcse.c (try_replace_reg): Likewise.
28687 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
28688 * calls.c (fixup_tail_calls): Likewise. Abort if there is
28689 more than one REG_EQUIV note.
28690 * reload1.c (gen_reload): Use set_unique_reg_note.
28692 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
28694 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
28695 (ix86_builtin_conversion): New function.
28697 2007-02-06 Mark Mitchell <mark@codesourcery.com>
28700 * tree.h (DECL_REPLACEABLE_P): New macro.
28701 * except.c (set_nothrow_function_flags): Likewise.
28703 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
28704 Ira Rosen <irar@il.ibm.com>
28705 Dorit Nuzman <dorit@il.ibm.com>
28707 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
28708 * targhooks.c (default_builtin_vectorized_conversion): New.
28709 * targhooks.h (default_builtin_vectorized_function): New declaration.
28710 * target.h (struct vectorize): Add builtin_conversion field.
28711 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
28712 stmt_vec_info_type value.
28713 (vectorizable_conversion): New declaration.
28714 * tree-vect-analyze.c (vect_analyze_operations): Add
28715 vectorizable_conversion call.
28716 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
28717 * tree-vect-transform.c (vectorizable_conversion): New function.
28718 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
28719 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
28721 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
28722 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
28723 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
28724 or ALTIVEC_BUILTIN_VCFSX.
28726 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28729 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
28730 CONST_DOUBLE and operand 0 is a hard register.
28731 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
28732 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
28733 is a hard floating-point register.
28735 2007-02-10 Richard Henderson <rth@redhat.com>
28736 Jakub Jelinek <jakub@redhat.com>
28737 Alexandre Oliva <aoliva@redhat.com>
28739 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
28740 * builtin-types.def (BT_WORD): Make unsigned.
28741 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
28742 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
28743 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
28744 * c-decl.c (grokdeclarator): Don't error if !have_tls.
28745 * c-parser.c (c_parser_omp_threadprivate): Likewise.
28746 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
28748 * expr.c (emutls_var_address): New.
28749 (expand_expr_real_1): Expand emulated tls.
28750 (expand_expr_addr_expr_1): Likewise.
28751 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
28752 * output.h (emutls_finish): Declare.
28753 * toplev.c (compile_file): Call it.
28754 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
28755 address before wrapping in CONST.
28756 * varasm.c (emutls_htab, emutls_object_type): New.
28757 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
28758 (get_emutls_object_name, get_emutls_object_type): New.
28759 (get_emutls_init_templ_addr, emutls_decl): New.
28760 (emutls_common_1, emutls_finish): New.
28761 (assemble_variable): When emulating tls, swap decls; generate
28762 constructor for the emutls objects.
28763 (do_assemble_alias): When emulating tls, swap decl and target name.
28764 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
28766 * varpool.c (decide_is_variable_needed): Look at force_output.
28767 Recurse for emulated tls.
28768 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
28769 with decide_is_variable_needed.
28770 * emutls.c: New file.
28771 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
28772 tls_object for real tls.
28774 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
28776 PR rtl-optimization/29599
28777 * reload1.c (eliminate_regs_in_insn): Take the destination
28778 mode into account when computing the offset.
28780 2007-02-09 Stuart Hastings <stuart@apple.com>
28781 Richard Henderson <rth@redhat.com>
28783 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
28784 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
28785 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
28786 fixuns_truncdfhi2): New.
28787 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
28788 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
28789 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
28790 (floatunssidf2): Allow nonimmediate source.
28791 * config/i386/sse.md (movdi_to_sse): New.
28792 (vec_concatv2di): Drop '*'.
28793 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
28794 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
28795 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
28797 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
28798 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
28799 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
28800 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
28801 (ix86_build_signbit_mask): Fix decl of v, refactor to call
28802 ix86_build_const_vector.
28803 (x86_emit_floatuns): Rewrite.
28805 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28807 * genautomata.c (longest_path_length): Delete unused function.
28808 (struct state): Delete unused longest_path_length.
28809 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
28810 (get_free_state): Delete unused.
28812 2007-02-09 Jan Hubicka <jh@suse.cz>
28814 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
28815 * doc/invoke.texi (inline-unit-growth): Update default value.
28817 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
28818 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
28819 (rebuild_cgraph_edges): Likewise.
28820 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
28821 (dump_cgraph_node): Dump frequencies.
28822 (cgraph_clone_edge): Add frequency scales.
28823 (cgraph_clone_node): Add freuqnecy.
28824 * cgraph.h (cgraph_edge): Add freuqnecy argument.
28825 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
28826 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
28827 * tree-pass.h (TODO_rebuild_frequencies): New constant.
28828 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
28829 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
28830 (save_inline_function_body): Likewise.
28831 * ipa-inline.c: inluce rtl.h
28832 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
28833 (cgraph_edge_badness): Use frequencies.
28834 (cgraph_decide_recursive_inlining): Update clonning.
28835 (cgraph_decide_inlining_of_small_function): Dump frequency.
28836 * predict.c (estimate_bb_frequencies): Export.
28837 * predict.h (estimate_bb_frequencies): Declare.
28838 * tree-inline.c (copy_bb): Watch overflows.
28839 (expand_call_inline): Update call of cgraph_create_edge.
28840 (optimize_inline_calls): Use TODO flags to update frequnecies.
28841 * passes.h: Include predict.h
28842 (init_optimization_passes): Move profile ahead.
28843 (execute_function_todo): Handle TODO_rebuild_frequencies.
28845 2007-02-09 Roger Sayle <roger@eyesopen.com>
28847 * config/alpha/alpha.c (emit_insxl): Force the first operand of
28848 the insbl or inswl pattern into a register.
28850 2007-02-09 Roger Sayle <roger@eyesopen.com>
28852 * config/ia64/ia64.md (bswapdi2): New define_insn.
28854 2007-02-09 Richard Henderson <rth@redhat.com>
28856 * config/i386/constraints.md (Ym): New constraint.
28857 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
28858 (movdi_1_rex64): Split sse and xmm general register moves from
28859 memory move alternatives. Use conditional register constraints.
28860 (movsf_1, movdf_integer): Likewise.
28861 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
28862 (movdf_integer_rex64): New.
28863 (pushsf_rex64): Fix output constraints.
28864 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
28865 (sse2_stored): Likewise.
28866 (sse2_storeq_rex64): New.
28867 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
28868 amd and not generic.
28869 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
28870 for optimize_size. Remove SF/DFmode hack.
28872 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
28874 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
28877 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
28878 Richard Sandiford <richard@codesourcery.com>
28880 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
28881 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
28882 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
28883 m68k/t-mlib to tmake_file.
28884 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
28885 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
28886 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
28887 Allow it to be cf or m68k. Set m68k_arch_family. If that
28888 variable is not empty, add t-$m68k_arch_family to tmake_file.
28889 Add t-mlibs to tmake_file.
28890 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
28891 * config/m68k/t-cf: New file.
28892 * config/m68k/t-m68k: Likewise.
28893 * config/m68k/t-mlibs: Likewise.
28894 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28895 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28896 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
28897 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28898 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
28900 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
28901 (INSTALL_LIBGCC): Delete.
28902 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
28903 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28904 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28905 (M68K_MLIB_CPU): Define.
28906 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28907 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28908 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
28910 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
28911 Richard Guenther <rguenther@suse.de>
28913 PR middle-end/23361
28914 * fold-const.c (fold_comparison): Handle obfuscated comparisons
28915 against INT_MIN/INT_MAX.
28916 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
28917 file if a loop is removed.
28919 2007-02-09 Joseph Myers <joseph@codesourcery.com>
28921 * calls.c (store_one_arg): Pass correct alignment to
28922 emit_push_insn for non-BLKmode values.
28923 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
28924 unaligned stack slot via a suitably aligned slot.
28926 2007-02-08 DJ Delorie <dj@redhat.com>
28928 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
28930 (legal_subregs): Use unsigned char, make const.
28931 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
28933 2007-02-08 Paul Brook <paul@codesourcery.com>
28935 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
28936 special interworking needed.
28938 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
28940 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
28941 conditional to __SSE2__.
28942 (Entries below should have been added to first ChangeLog
28943 entry for amdfam10 dated 2007-02-05)
28944 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
28946 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
28948 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
28951 2007-02-08 DJ Delorie <dj@redhat.com>
28953 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
28954 * config/m32c/m32c.c (legal_subregs): New.
28955 (m32c_illegal_subreg_p): New.
28956 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
28957 unsupported subregs of hard regs.
28959 2007-02-08 Jan Hubicka <jh@suse.cz>
28961 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
28962 the same one; always update histograms.
28964 2007-02-08 Diego Novillo <dnovillo@redhat.com>
28966 * passes.c (init_optimization_passes): Tidy comment.
28968 2007-02-08 Roger Sayle <roger@eyesopen.com>
28970 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
28971 strip zero_extend, bswap and rotates from POCOUNT's argument.
28972 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
28973 zero_extend and rotates from PARITY's argument.
28974 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
28975 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
28976 of an integer constant at compile-time.
28978 2007-02-08 Diego Novillo <dnovillo@redhat.com>
28981 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
28983 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
28986 * tree-ssa-live.c (remove_unused_locals): Do not remove
28987 TREE_ADDRESSABLE variables.
28988 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
28989 * tree-ssa-operands.c (add_virtual_operand): Remove argument
28990 FOR_CLOBBER. Update all users.
28991 If VAR has an associated alias set, add a virtual operand for
28992 it if no alias is found to conflict with the memory reference.
28994 2007-02-07 Jan Hubicka <jh@suse.cz>
28995 Robert Kidd <rkidd@crhc.uiuc.edu>
28997 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
28999 2007-02-07 Ian Lance Taylor <iant@google.com>
29001 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
29003 2007-02-07 Roger Sayle <roger@eyesopen.com>
29005 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
29006 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
29007 tablejumpdi, movsi_to_cr_one): Remove constraints from
29008 define_expand's match_operands.
29010 2007-02-07 Roger Sayle <roger@eyesopen.com>
29012 * global.c (compute_regsets): Move declatation of "i" inside of
29013 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
29015 2007-02-07 Jakub Jelinek <jakub@redhat.com>
29018 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
29019 of INDIRECT_REF <RESULT_DECL>.
29021 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
29023 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
29024 Kaz Kojima <kkojima@gcc.gnu.org>
29027 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
29029 (sh_initialize_trampoline): Add parentheses to avoid a warning.
29031 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
29033 * doc/loop.texi: Document possibility not to perform disambiguation
29034 of loops with multiple latches.
29035 * cfgloopmanip.c (alp_enum_p): Removed.
29036 (add_loop): Handle subloops. Use get_loop_body_with_size.
29037 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
29038 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
29039 the new forwarder block.
29040 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
29041 Handle the case latch is NULL.
29042 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
29043 modifications when marking loop exits.
29044 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
29046 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
29047 disambiguate_loops_with_multiple_latches.
29048 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
29049 before fix_loop_structure.
29050 * cfgloop.c: Include pointer-set.h and output.h.
29051 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
29052 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
29053 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
29054 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
29055 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
29056 disambiguate_multiple_latches, get_loop_body_with_size,
29057 disambiguate_loops_with_multiple_latches): New functions.
29058 (flow_loop_dump): Dump multiple latch edges.
29059 (flow_loop_nodes_find): Handle loops with multiple latches.
29060 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
29061 (glb_enum_p): Modified.
29062 (get_loop_body): Use get_loop_body_with_size.
29063 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
29064 (AVOID_CFG_MODIFICATIONS): New constant.
29065 (disambiguate_loops_with_multiple_latches, add_loop,
29066 get_loop_body_with_size): Declare.
29067 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
29069 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
29071 PR inline-asm/28686
29072 * global.c (compute_regsets): New function.
29073 (global_alloc): Refactored ELIMINABLE_REGSET
29074 and NO_GLOBAL_ALLOC_REGS computation out.
29075 (rest_of_handle_global_alloc): Call compute_regsets()
29076 for non-optimizing case.
29078 2007-02-06 Richard Henderson <rth@redhat.com>
29080 * config/i386/constraints.md (Y2): Rename from Y.
29081 (Yi): New constraint.
29082 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
29083 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
29084 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
29085 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
29086 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
29087 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
29088 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
29089 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
29090 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
29091 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
29092 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
29093 vec_extractv2si_1): Change Y constraints to Y2.
29094 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
29095 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
29096 Change Y constraints to Y2.
29097 (sse2_loadld): Change Y constraints to x.
29099 2007-02-06 Roger Sayle <roger@eyesopen.com>
29101 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
29102 (parity<mode>2): New define_expand using rs6000_emit_parity.
29103 * config/rs6000/rs6000.c (rs6000_emit_popcount,
29104 rs6000_emit_parity): New functions.
29105 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
29106 rs6000_emit_parity): Prototype here.
29108 2007-02-06 Ian Lance Taylor <iant@google.com>
29110 * lower-subreg.c (simple_move_operand): Reject CONST.
29111 (resolve_clobber): Call validate_change rather than directly
29112 assigning to XEXP (pat, 0).
29114 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
29116 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
29117 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
29118 (tree-cfg.o): Remove hashtab.h dependency.
29120 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
29121 (struct ivopts_data): Change niters to pointer_map_t.
29122 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
29123 (niter_for_exit): Create pointer_map on demand. Change for
29125 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
29126 (free_loop_data): Destroy data->niters if created and reset field.
29127 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
29128 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
29130 * tree-ssa-reassoc.c: Include pointer-set.h.
29131 (bb_rank): Change to long *.
29132 (operand_rank): Change to pointer_map_t.
29133 (find_operand_rank): Return long, -1 if not found. Declare as inline.
29134 (insert_operand_rank): Accept long.
29135 (operand_entry_hash, operand_entry_eq): Remove.
29136 (get_rank): Return long. Adjust for changes above.
29137 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
29139 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
29141 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
29142 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
29143 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
29145 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
29146 directly since it cannot be NULL.
29147 (get_vi_for_tree): Rewrite for pointer_map API.
29148 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
29149 (init_alias_vars): Create vi_for_tree as pointer_map.
29150 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
29152 * tree-cfg.c: Don't include hashtab.h.
29153 (edge_to_cases): Declare as pointer_map.
29154 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
29156 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
29157 (start_recording_case_labels): Create edge_to_cases as pointer_map.
29158 (end_recoding_case_labels): Cleanup edge_to_cases manually before
29160 (record_switch_edge): Delete.
29161 (get_cases_for_edge): Adjust for pointer_map API, inline
29162 record_switch_edge (rewritten for new API), remove goto.
29164 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
29166 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
29167 * tree-nested.c: Include pointer-set.h.
29168 (var_map_elt, var_map_eq, var_map_hash): Delete.
29169 (struct nesting_info): Remove GTY marker. Change the two htab_t's
29170 to pointer_map_t's.
29171 (nesting_info_bitmap_obstack): New.
29172 (lookup_field_for_decl): Adjust for pointer_map API.
29173 (lookup_tramp_for_decl): Adjust for pointer_map API.
29174 (get_nonlocal_debug_decl): Adjust for pointer_map API.
29175 (get_local_debug_decl): Adjust for pointer_map API.
29176 (convert_nl_goto_reference): Adjust for pointer_map API.
29177 (convert_nl_goto_receiver): Adjust for pointer_map API.
29178 (create_nesting_tree): Create outside GGC space. Create bitmap on
29179 the new obstack. Create field_map and var_map as pointer_maps.
29180 (free_nesting_tree): Adjust for changes to create_nesting_tree.
29182 (lower_nested_functions): Move root here, no need to NULL it.
29183 Initialize and release the obstack.
29185 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
29187 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
29188 Remove prototypes and make them non-static.
29189 (struct tree_int_map): Remove.
29190 * tree.h (struct tree_int_map): Move here, turning TO into an
29192 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
29194 * tree.h (TREE_COMPLEXITY): Remove.
29195 (struct tree_exp): Remove complexity field.
29196 * tree.c (build1_stat): Don't set it.
29198 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
29199 Victor Kaplansky <victork@il.ibm.com>
29201 * tree-vectorizer.c (vect_is_simple_use): Support induction.
29202 (vect_is_simple_reduction): Support reduction with induction as
29203 one of the operands.
29204 (vect_is_simple_iv_evolution): Fix formatting.
29205 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
29206 formatting. Don't mark induction phis for vectorization.
29207 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
29208 * tree-vect-transform.c (get_initial_def_for_induction): New function.
29209 (vect_get_vec_def_for_operand): Support induction.
29210 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
29212 (vectorizable_reduction): Support reduction with induction as one of
29214 (vectorizable_type_demotion): Use def-type of stmt argument rather
29215 than dummy def-type.
29217 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
29218 flag_tree_scev_cprop.
29219 * common.opt (tree-scev-cprop): New flag.
29221 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
29222 call to vect_get_new_vect_var.
29224 2007-02-06 Ira Rosen <irar@il.ibm.com>
29226 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
29227 vectype is not NULL.
29228 (vect_pattern_recog_1): Likewise.
29230 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29232 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
29233 (fold_negate_expr): Likewise.
29235 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
29238 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
29239 even if cv-qualification is the same.
29241 2007-02-05 Geoffrey Keating <geoffk@apple.com>
29243 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
29244 __enable_execute_stack on completion.
29246 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29248 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
29249 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
29250 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
29251 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
29252 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
29253 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
29254 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
29255 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
29257 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29259 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
29260 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
29261 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
29262 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
29263 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
29264 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
29265 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
29266 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
29267 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
29268 umuldi3_highpart_rex64, umulsi3_highpart_insn,
29269 umulsi3_highpart_zext, smuldi3_highpart_rex64,
29270 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
29271 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
29272 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
29273 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
29274 sqrtextenddfxf2_i387): Added amdfam10_decode.
29276 * config/i386/athlon.md (athlon_idirect_amdfam10,
29277 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
29278 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
29279 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
29280 athlon_ivector_store_amdfam10): New define_insn_reservation.
29281 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
29284 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29286 * config/i386/athlon.md (athlon_call_amdfam10,
29287 athlon_pop_amdfam10, athlon_lea_amdfam10): New
29288 define_insn_reservation.
29289 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
29290 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
29291 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
29293 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29295 * config/i386/athlon.md (athlon_sseld_amdfam10,
29296 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
29297 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
29299 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29301 * config/i386/athlon.md (athlon_sseins_amdfam10): New
29302 define_insn_reservation.
29303 * config/i386/i386.md (sseins): Added sseins to define_attr type
29304 and define_attr unit.
29305 * config/i386/sse.md: Set type attribute to sseins for insertq
29308 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29310 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
29311 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
29312 ssecomi_load_amdfam10, ssecomi_amdfam10,
29313 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
29314 define_insn_reservation.
29315 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
29317 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29319 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
29320 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
29321 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
29322 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
29323 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
29324 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
29325 define_insn_reservation.
29327 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
29328 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
29329 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
29330 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
29331 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
29333 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29335 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
29336 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
29337 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
29338 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
29339 athlon_ssemul_load_k8): Added amdfam10.
29341 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29343 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
29344 (x86_sse_unaligned_move_optimal): New variable.
29346 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
29348 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
29349 for unaligned vector SSE double/single precision loads for AMDFAM10.
29351 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29353 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
29354 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
29355 Define TARGET_CPU_DEFAULT_amdfam10.
29356 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
29357 (processor_type): Add PROCESSOR_AMDFAM10.
29359 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
29360 processor_type in config/i386/i386.h.
29361 Enable imul peepholes for TARGET_AMDFAM10.
29363 * config.gcc: Add support for --with-cpu option for amdfam10.
29365 * config/i386/i386.c (amdfam10_cost): New variable.
29366 (m_AMDFAM10): New macro.
29367 (m_ATHLON_K8_AMDFAM10): New macro.
29368 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
29369 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
29370 x86_promote_QImode, x86_integer_DFmode_moves,
29371 x86_partial_reg_dependency, x86_memory_mismatch_stall,
29372 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
29373 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
29374 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
29375 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
29376 Enable/disable for amdfam10.
29377 (override_options): Add amdfam10_cost to processor_target_table.
29378 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
29379 processor_alias_table.
29380 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
29381 (ix86_adjust_cost): Add code for amdfam10.
29383 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29385 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
29386 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
29387 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
29388 * config/i386/i386.h: Add builtin definition for SSE4A.
29389 * config/i386/i386.md: Add support for ABM instructions
29390 (popcnt and lzcnt).
29391 * config/i386/sse.md: Add support for SSE4A instructions
29392 (movntss, movntsd, extrq, insertq).
29393 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
29394 Add -march=amdfam10 flag.
29395 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
29396 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
29398 * doc/extend.texi: Add documentation for SSE4A builtins.
29400 2007-02-05 Bob Wilson <bob.wilson@acm.org>
29402 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
29404 2007-02-05 Richard Guenther <rguenther@suse.de>
29406 * tree-vectorizer.h (vectorizable_function): Add argument type
29407 argument, change return type.
29408 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
29409 * tree-vect-transform.c (vectorizable_function): Handle extra
29410 argument, return vectorized function decl.
29411 (build_vectorized_function_call): Remove.
29412 (vectorizable_call): Handle calls with result and argument types
29413 differing. Handle loop vectorization factor correctly.
29414 * targhooks.c (default_builtin_vectorized_function): Adjust for
29416 * targhooks.h (default_builtin_vectorized_function): Likewise.
29417 * target.h (builtin_vectorized_function): Add argument type
29419 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
29420 extra argument, allow vectorizing of lrintf.
29421 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
29422 documentation of target hook.
29424 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
29427 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
29428 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
29429 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
29431 2007-02-05 Roger Sayle <roger@eyesopen.com>
29433 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
29434 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
29435 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
29436 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
29437 before canonicalizing sincos to cexpi.
29438 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
29440 2007-02-05 Roger Sayle <roger@eyesopen.com>
29442 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
29443 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
29444 (alpha_init_builtins): Use alpha_add_builtins to process tables.
29446 2007-02-05 Roger Sayle <roger@eyesopen.com>
29448 * mips-tfile.c (initialize_init_file): Correct endianness test.
29450 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
29452 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
29453 the 'y' constraint.
29455 2007-02-05 Richard Sandiford <richard@codesourcery.com>
29457 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
29458 saves in a PARALLEL before the register assignments.
29460 2007-02-05 Richard Sandiford <richard@codesourcery.com>
29462 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
29463 DWARF_FRAME_RETURN_COLUMN to be a general register.
29464 * dwarf2out.c (init_return_column_size): New function, split from...
29465 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
29466 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
29467 to be nongeneral registers.
29468 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
29470 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
29471 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
29473 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
29475 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
29477 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
29479 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
29480 (remove_path): Use can_remove_branch_p and remove_branch instead
29481 of loop_delete_branch_edge.
29482 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
29483 (tree_transform_and_unroll_loop): Remove dead branches immediately.
29484 Update profile using scale_dominated_blocks_in_loop.
29485 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
29486 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
29487 (can_remove_branch_p, remove_branch): Declare.
29488 * tree-cfg.c (tree_can_remove_branch_p): New function.
29489 (tree_cfg_hooks): Add tree_can_remove_branch_p.
29490 * cfgrtl.c (rtl_can_remove_branch_p): New function.
29491 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
29493 2007-02-05 Jan Hubicka <jh@suse.cz>
29495 PR middle-end/30696
29496 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
29497 nodes in cgraph, don't remove offline copy of the function.
29499 2007-02-04 Jan Hubicka <jh@suse.cz>
29501 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
29502 vectors might cause maybe_lookup_element_for_expr to be called
29503 on non-sra-candidate.
29505 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29507 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
29508 config/bfin/bfin.md, config/bfin/predicates.md: Follow
29509 spelling conventions.
29511 2007-02-04 Richard Guenther <rguenther@suse.de>
29513 PR middle-end/30636
29514 * fold-const.c (try_move_mult_to_index): Make sure to not
29515 overflow one dimension of a multi-dimensional array access.
29517 2007-02-04 Jan Hubicka <jh@suse.cz>
29519 * passes.c (init_optimization_passes): Reindent.
29521 2007-02-04 Jan Hubicka <jh@suse.cz>
29522 Eric Botcazou <ebotcazou@adacore.com>
29524 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
29525 (execute_fixup_cfg): Break out the abnormal goto code.
29526 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
29527 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
29528 (optimize_inline_calls): Call make_nonlocal_label_edges.
29530 2007-02-04 Jan Hubicka <jh@suse.cz>
29532 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
29533 true when something was changed.
29534 (rename_ssa_copies): When something was changed, do
29535 TODO_remove_unused_locals.
29536 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
29537 add TODO_remove_unused_locals when instruction was removed.
29539 2007-02-04 Jan Hubicka <jh@suse.cz>
29541 * ipa-inline.c (try_inline): Improve debug output; work on already
29543 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
29544 call try_inline for already inlined edges too when flattening;
29545 inline also functions that make callee growth but overall unit size
29548 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29550 * config/m32c/bitops.md, config/m32c/jump.md,
29551 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
29552 config/m32r/m32r.h, config/m32r/m32r.md,
29553 config/m32r/predicates.md, config/m68hc11/larith.asm,
29554 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
29555 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
29556 config/mips/mips-protos.h, config/mips/mips.c,
29557 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
29558 config/mn10300/mn10300.h, config/mn10300/predicates.md,
29559 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
29560 spelling conventions.
29562 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
29563 Follow spelling conventions.
29565 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
29567 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
29568 warn about C++0x compatibility.
29570 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29572 * config/h8300/h8300.c, config/h8300/h8300.h,
29573 config/h8300/h8300.md: Follow spelling conventions.
29575 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
29577 PR middle-end/30667
29578 * combine.c (try_combine): Do not substitute source operand
29579 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
29581 2007-02-03 Jan Hubicka <jh@suse.cz>
29583 PR gcov-profile/30650
29584 * value-prof.c (stringop_block_profile): Fix handling of size counter;
29585 do not divide by zero for never executed counters.
29586 (tree_find_values_to_profile): Fix counters.
29587 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
29589 2007-02-03 Ian Lance Taylor <iant@google.com>
29591 * lower-subreg.c (simple_move_operand): New static function,
29592 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
29594 (simple_move): Call simple_move_operand.
29595 (find_decomposable_subregs): Add special handling of MEMs.
29596 (can_decompose_p): Rename from cannot_decompose_p. Reverse
29597 meaning of return value. If we see a hard register, test whether
29598 it can store a word_mode value. Change all callers.
29600 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29602 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
29603 ftrapv insns and expanders.
29604 (subdi3): Change define_expand operand 1 to arith11_operand, and
29605 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
29606 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
29607 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
29610 PR middle-end/30174
29611 * varasm.c (notice_global_symbol): Treat global objects as weak when
29612 flag_shlib is true.
29614 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29616 * emit-rtl.c (dconstpi): Delete.
29617 (dconstsqrt2): New.
29618 (init_emit_once): Delete dconstpi and init dconstsqrt2.
29619 * real.h (dconstpi): Delete.
29620 (dconstsqrt2): New.
29621 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
29622 (fold_builtin_hypot): Likewise.
29624 2007-02-03 Tom Tromey <tromey@redhat.com>
29627 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
29628 -gcoff3, -gxcoff3, -gvms3 implies -dD.
29630 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
29632 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
29633 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
29634 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
29635 config/rs6000/cell.md, config/rs6000/darwin.h,
29636 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
29637 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
29638 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
29639 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
29640 typos. Follow spelling conventions.
29641 * doc/invoke.texi: Follow spelling conventions.
29643 2007-02-03 Roger Sayle <roger@eyesopen.com>
29645 * simplify-rtx.c (simplify_relational_operation_1): Implement some
29646 canonicalization transformations that attempt to simplify integer
29647 constant comparisons to become comparisons against zero.
29649 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29651 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
29653 * fold-const.c (fold_binary): Fix comment typos. Fold complex
29654 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
29656 2007-02-02 Mike Stump <mrs@apple.com>
29658 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
29659 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
29660 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
29661 generate a branch island.
29663 2007-02-02 Bob Wilson <bob.wilson@acm.org>
29665 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
29666 (xtensa_legitimate_address_p): New.
29667 (xtensa_legitimize_address): New.
29668 (xtensa_output_addr_const_extra): New.
29669 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
29671 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
29672 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
29673 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
29674 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
29675 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
29676 (xtensa_legitimize_address): New.
29677 (xtensa_output_addr_const_extra): New.
29679 2007-02-02 Steve Ellcey <sje@cup.hp.com>
29681 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
29683 2007-02-02 Ian Lance Taylor <iant@google.com>
29685 * expmed.c (expand_divmod): Add comment.
29687 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
29689 * emit-rtl.c (renumber_insns): Remove.
29690 * flags.h: Remove the extern for flag_renumber_insns.
29691 * rtl.h: Remove the prototype for renumber_insns.
29692 * toplev.c (flag_renumber_insns): Remove.
29694 2007-02-02 Hui-May Chang <hm.chang@apple.com>
29696 Revert for x86 darwin:
29697 2005-06-19 Uros Bizjak <uros@kss-loka.si>
29699 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
29700 code before the following patch under TARGET_MACHO.
29701 (ix86_function_value_regno_p): Likewise.
29703 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29705 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
29708 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
29711 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
29712 loads to general or fp registers. Add comments.
29713 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
29715 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
29717 * pointer-set.c (insert_aux): Only return insertion slot.
29718 (pointer_set_insert): Adjust.
29719 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
29720 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
29721 pointer_map_traverse): New.
29722 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
29723 pointer_map_create, pointer_map_destroy, pointer_map_insert,
29724 pointer_map_contains, pointer_map_traverse): Declare.
29726 2007-02-02 Jakub Jelinek <jakub@redhat.com>
29728 PR middle-end/30473
29729 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
29730 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
29732 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
29734 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
29736 (struct _dep): New type.
29737 (dep_t): New typedef.
29738 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
29739 (DEP_STATUS): New access macro. The macro with the same name was
29740 renamed to DEP_LINK_STATUS.
29741 (dep_init): Declare function
29743 (struct _dep_link): New type.
29744 (dep_link_t): New typedef.
29745 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
29746 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
29747 (DEP_LINK_STATUS): New macro.
29748 (debug_dep_links): New debug function.
29750 (struct _deps_list): New type.
29751 (deps_list_t): New typedef.
29752 (DEPS_LIST_FIRST): New access macro.
29753 (FOR_EACH_DEP_LINK): New cycle macro.
29754 (create_deps_list, free_deps_list, delete_deps_list): Declare
29756 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
29757 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
29758 (copy_deps_list_change_con): Ditto.
29760 (move_dep_link): Declare function.
29762 (struct _dep_node): New type.
29763 (dep_node_t): New typedef.
29764 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
29766 (struct haifa_insn_data.back_deps): New field to hold backward
29767 dependencies of the insn.
29768 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
29770 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
29771 Change its type to deps_list_t.
29772 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
29773 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
29774 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
29776 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
29778 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
29780 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
29782 (dep_cost): Declare.
29784 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
29785 (ds_to_dk, dk_to_ds): New functions.
29787 (init_dep_1): New static function.
29788 (init_dep): New function.
29789 (copy_dep): New static function.
29791 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
29793 (detach_dep_link): New static function.
29794 (move_dep_link): New function.
29796 (dep_links_consistent_p, dump_dep_links): New static functions.
29797 (debug_dep_links): New debugging function.
29799 (deps_obstack, dl_obstack, dn_obstack): New static variables.
29801 (alloc_deps_list, init_deps_list): New static functions.
29802 (create_deps_list): New function.
29803 (clear_deps_list): New static function.
29804 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
29805 (deps_list_consistent_p, dump_deps_list): New static functions.
29806 (debug_deps_list): New function.
29807 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
29809 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
29811 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
29812 use new scheduler dependencies lists.
29813 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
29814 (sched_analyze): Ditto. Initialize dependencies lists.
29815 (add_forw_dep, compute_forward_dependences): Update to use new
29816 scheduler dependencies lists.
29818 (init_dependency_caches): Init deps_obstack.
29819 (free_dependency_caches): Free deps_obstack.
29821 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
29822 new scheduler dependencies lists.
29823 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
29824 (add_back_forw_dep, delete_back_forw_dep): Ditto.
29826 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
29827 Update to use new scheduler dependencies lists.
29828 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
29829 (debug_dependencies): Ditto.
29830 (schedule_region): Update comments.
29832 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
29833 scheduler dependencies lists.
29834 (schedule_ebb): Update comments.
29836 * rtl.def (DEPS_LIST): Remove.
29838 * lists.c (unused_deps_list): Remove.
29839 (free_list): Update assertions.
29841 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
29842 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
29844 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
29845 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
29847 * haifa-sched.c (comments): Update.
29848 (insn_cost1): Remove. Inline the code into insn_cost ().
29849 (insn_cost): Update to use new scheduler dependencies lists. Move
29850 processing of the dependency cost to dep_cost ().
29851 (dep_cost): New function. Use it instead of insn_cost () when
29852 evaluating cost of the dependency. Use compatible interface to
29853 interact with the target.
29854 (priority): Update to use new scheduler dependencies lists.
29855 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
29856 with greater number of insns that depend on the insn.
29857 (schedule_insn): Update to use new scheduler dependencies lists. Add
29858 code to free backward dependencies lists. Inline and optimize code
29859 from resolve_dep () - see PR28071.
29860 (ok_for_early_queue_removal): Update to use new scheduler dependencies
29861 lists. Update call to targetm.sched.is_costly_dependence hook.
29863 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
29864 scheduler dependencies lists.
29866 (resolve_dep): Remove. Move the logic to schedule_insn ().
29867 (init_h_i_d): Initialize dependencies lists.
29869 (process_insn_depend_be_in_spec): Rename to
29870 process_insn_forw_deps_be_in_spec. Update to use new scheduler
29871 dependencies lists.
29872 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
29873 Update to use new scheduler dependencies lists.
29874 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
29876 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
29877 new scheduler dependencies lists.
29878 (build_intra_loop_deps): Ditto.
29880 * target.h (struct _dep): Declare to use in
29881 gcc_target.sched.is_costly_dependence.
29882 (struct gcc_target.sched.adjust_cost): Fix typo.
29883 (struct gcc_target.sched.is_costly_dependence): Change signature to
29884 use single dep_t parameter instead of an equivalent triad.
29885 (struct gcc_target.sched.adjust_cost_2): Remove.
29887 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
29889 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
29891 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
29893 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
29895 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
29896 (REG_DEP_TRUE): Document.
29898 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
29899 Change signature to correspond to the targetm.sched.adjust_cost hook.
29900 Update use in TARGET_SCHED_ADJUST_COST_2.
29901 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
29902 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
29903 new scheduler dependencies lists.
29904 (ia64_gen_check): Ditto.
29906 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
29907 scheduler dependencies lists.
29909 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
29910 signature to correspond to the targetm.sched.is_costly_dependence hook.
29911 (is_costly_group): Update to use new scheduler dependencies lists.
29913 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
29914 instead of INSN_COST () macro.
29916 2007-02-01 Ian Lance Taylor <iant@google.com>
29918 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
29920 2007-02-01 Guy Martin <gmsoft@gentoo.org>
29922 * pa.md (tp_load): Correct mfctl instruction syntax.
29924 2007-02-01 Geoffrey Keating <geoffk@apple.com>
29926 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
29927 altivec_padding_size calculation on AIX. Improve comment, add
29928 assert to verify that it's right.
29930 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
29933 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
29935 PR inline-asm/28686
29936 * global.c (global_alloc): Add mising initialization of
29939 2007-02-01 Roger Sayle <roger@eyesopen.com>
29941 * alias.c (init_alias_analysis): Correct whitespace.
29942 * bb-reorder.c (fix_edges_for_rarely_executed_code,
29943 partition_hot_cold_basic_blocks): Likewise.
29944 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
29945 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
29946 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
29947 fold_builtin_snprintf_chk, fold_builtin_printf,
29948 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
29949 do_mpfr_arg3, do_mpfr_sincos): Likewise.
29950 * cfgcleanup.c (cleanup_cfg): Likewise.
29951 * cfgexpand.c (tree_expand_cfg): Likewise.
29952 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
29953 * function.c (get_next_funcdef_no): Likewise.
29954 * gengtype.c (main): Likewise.
29955 * genmodes.c (main): Likewise.
29956 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
29957 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
29958 * ifcvt.c (noce_emit_move_insn): Likewise.
29959 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
29961 * stor-layout.c (get_best_mode): Likewise.
29962 * tree-ssa-loop-niter.c (get_val_for): Likewise.
29963 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
29964 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
29965 perform_var_substitution, solve_graph): Likewise.
29966 * tree-vrp.c (vrp_finalize): Likewise.
29968 2007-02-01 Ian Lance Taylor <iant@google.com>
29970 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
29971 high part of a paradoxical subreg, return a constant zero.
29973 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
29975 * toplev.c (lang_dependent_init): Call init_set_costs.
29976 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
29978 2007-02-01 Richard Guenther <rguenther@suse.de>
29980 PR middle-end/30656
29981 * fold-const.c (fold_negate_expr): Allow negating a
29982 constant if overflow does not change.
29984 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29986 * doc/c-tree.texi (Expression trees): Improve markup.
29987 * doc/tm.texi (Register Classes, Addressing Modes)
29988 (Floating Point): Fix spacing after abbreviations. Fix some
29991 2007-02-01 Ben Elliston <bje@au.ibm.com>
29993 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
29994 * doc/contrib.texi: Likewise.
29995 * doc/install.texi: Likewise.
29997 2007-01-31 Richard Henderson <rth@redhat.com>
29998 Ian Lance Taylor <iant@google.com>
30000 * lower-subreg.c: New file.
30001 * rtl.def (CONCATN): Define.
30002 * passes.c (init_optimization_passes): Add pass_lower_subreg and
30003 pass_lower_subreg2.
30004 * emit-rtl.c (update_reg_offset): New static function, broken out
30005 of gen_rtx_REG_offset.
30006 (gen_rtx_REG_offset): Call update_reg_offset.
30007 (gen_reg_rtx_offset): New function.
30008 * regclass.c: Revert patch of 2006-03-05, restoring
30010 (clear_reg_info_regno): New function.
30011 * dwarf2out.c (concatn_loc_descriptor): New static function.
30012 (loc_descriptor): Handle CONCATN.
30013 * common.opt (fsplit_wide_types): New option.
30014 * opts.c (decode_options): Set flag_split_wide_types when
30016 * timevar.def (TV_LOWER_SUBREG): Define.
30017 * rtl.h (gen_reg_rtx_offset): Declare.
30018 (reg_scan_update): Declare.
30019 * regs.h (clear_reg_info_regno): Declare.
30020 * tree-pass.h (pass_lower_subreg): Declare.
30021 (pass_lower_subreg2): Declare.
30022 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
30023 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
30024 -fsplit-wide-types.
30025 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
30026 * Makefile.in (OBJS-common): Add lower-subreg.o.
30027 (lower-subreg.o): New target.
30029 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30031 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
30033 2007-01-31 Anatoly Sokolov <aesok@post.ru>
30036 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
30038 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30040 PR middle-end/29335
30041 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
30043 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
30045 * cfgloop.h: Include vec-prim.h.
30046 (enum li_flags): Remove LI_ONLY_OLD.
30047 (loop_iterator): Changed.
30048 (fel_next, fel_init): Iterate over loop tree.
30049 (FOR_EACH_LOOP_BREAK): New macro.
30050 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
30052 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
30053 * modulo-sched.c (sms_schedule): Ditto.
30054 * tree-vectorizer.c (vectorize_loops): Ditto.
30055 * doc/loop.texi: Update information on loop numbering and behavior of
30056 FOR_EACH_LOOP wrto new loops.
30057 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
30058 add_to_evolution_1): Test nestedness of loops instead of comparing
30060 * tree-chrec.c (chrec_fold_plus_poly_poly,
30061 chrec_fold_multiply_poly_poly, chrec_evaluate,
30062 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
30063 reset_evolution_in_loop): Ditto.
30064 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
30066 2007-01-31 Dirk Mueller <dmueller@suse.de>
30068 * c-common.c (warn_about_parentheses): Separate warning about
30069 un-parenthized sequence of comparison operators from the one
30070 which is supposed to warn about x <= y <= z.
30072 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
30074 * optabs.h (enum optab_index): Add new OTI_isinf.
30075 (isinf_optab): Define corresponding macro.
30076 * optabs.c (init_optabs): Initialize isinf_optab.
30077 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
30079 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
30080 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
30082 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
30083 expand_builtin_interclass_mathfn.
30084 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
30085 * config/i386/i386.md (UNSPEC_FXAM): New constant.
30086 (fxam<mode>2_i387): New insn pattern.
30087 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
30088 built-in functions as x87 inline asm.
30090 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30092 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
30094 2007-01-30 Eric Christopher <echristo@apple.com>
30096 * config.gcc: Add geode.
30098 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30100 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
30101 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
30102 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
30103 value-prof.c: Fix comment typos.
30105 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30108 * doc/invoke.texi (Wpointer-arith): Document warning.
30110 2007-01-30 Janis Johnson <janis187@us.ibm.com>
30112 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
30113 the list of discrepancies from the draft TR.
30115 2007-01-30 Dirk Mueller <dmueller@suse.de>
30118 * doc/invoke.texi (-Wreturn-type): Update description to
30119 match new behavior.
30121 2007-01-30 Richard Sandiford <richard@codesourcery.com>
30123 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
30125 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
30127 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
30128 to handle optabs that operate on floating point input argument and
30129 output to integer output.
30130 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
30131 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
30132 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
30133 expand_builtin_interclass_mathfn ().
30134 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
30135 (ilogbsi2): Remove.
30136 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
30137 ilogbl built-in functions as x87 intrinsics.
30139 2007-01-30 Richard Guenther <rguenther@suse.de>
30141 PR middle-end/27657
30142 * dwarf2out.c (reference_to_unused): Query varpool if the
30143 variable was output.
30145 2007-01-30 Richard Guenther <rguenther@suse.de>
30147 PR middle-end/30313
30148 * passes.c (execute_one_pass): Reset in_gimple_form to not
30149 confuse non-unit-at-a-time mode.
30151 2007-01-29 Roger Sayle <roger@eyesopen.com>
30152 Richard Guenther <rguenther@suse.de>
30154 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
30155 avoid undefined behaviour on overflow. Use force_fit_type_double
30156 to construct the constant with the specified TREE_OVERFLOW.
30158 2007-01-29 Janis Johnson <janis187@us.ibm.com>
30160 * config/dfp-bit.c: Add parameterized support for fp exceptions.
30161 * config/dfp-bit.h: Ditto.
30163 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30165 * c-decl.c (pop_scope): Replace warnings with call to
30166 warn_for_unused_label.
30167 * c-common.h (warn_for_unused_label): Declare.
30168 * c-common.c (warn_for_unused_label): Define.
30170 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30172 * tree-optimize.c (update_inlined_to_pointers): Delete unused
30175 2007-01-29 Janis Johnson <janis187@us.ibm.com>
30177 * Makefile.in (USER_H): Remove decfloat.h.
30178 * ginclude/decfloat.h: Delete, moving contents to ...
30179 * ginclude/float.h: Add support for decimal floating point,
30180 guarded by __STDC_WANT_DEC_FP__.
30182 2007-01-29 Mike Stump <mrs@apple.com>
30184 * doc/gccint.texi (Top): Rename Loop Representation to Loop
30185 Analysis and Representation to resolve case insensitive conflict.
30186 * doc/loop.texi (Loop Analysis and Representation): Likewise.
30188 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
30190 * tree.h (struct tree_memory_tag): Add aliases member.
30191 (MTAG_ALIASES): New macro.
30192 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
30193 (add_may_alias): Remove pointer-set. Update for may_aliases being
30195 (mark_aliases_call_clobbered): Update for may_aliases being a
30197 (compute_tag_properties): Ditto.
30198 (create_partition_for): Ditto.
30199 (compute_memory_partitions): Ditto.
30200 (dump_may_aliases_for): Ditto.
30201 (is_aliased_with): Ditto.
30202 (add_may_alias_for_new_tag): Ditto.
30203 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
30204 (compute_is_aliased): New function.
30205 (compute_may_aliases): Call compute_is_aliased).
30206 (init_alias_info): Initialize alias_bitmap_obstack.
30207 (union_alias_set_into): New function.
30208 (compute_flow_sensitive_aliasing): Use union_aliases_into.
30209 (have_common_aliases_p): Rewrite to take two bitmaps and use
30211 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
30212 Update for bitmaps.
30213 (finalize_ref_all_pointers): Update for add_may_alias changes.
30214 (new_type_alias): Ditto.
30215 * tree-flow-inline.h (may_aliases): Return a bitmap.
30216 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
30217 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
30218 may_aliases being a bitmap.
30219 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
30220 may_aliases now returns a bitmap.
30221 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
30223 * tree-ssa-operands.c (add_virtual_operand): Update for
30224 may_aliases being a bitmap.
30226 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
30228 PR tree-optimization/30630
30229 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
30230 variable as changed.
30232 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
30235 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
30236 expanded only once even if an error occurs.
30238 2007-01-29 Ben Elliston <bje@au.ibm.com>
30240 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
30241 (__gcov_average_profiler): Likewise.
30242 (__gcov_ior_profiler): Likewise.
30243 (__gcov_merge_ior): Likewise.
30245 2007-01-28 Jan Hubicka <jh@suse.cz>
30247 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
30248 * value-prof.c (stringop_block_profile): Likewise.
30250 2007-01-28 Jan Hubicka <jh@suse.cz>
30252 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
30253 Add variant handling histograms; add wrapper.
30254 (clear_storage_via_libcall): Export.
30255 (emit_block_move_hints): Break out from ...; add histograms.
30256 (emit_block_move): ... this one.
30257 (clear_storage_hints): Break out from ...; add histograms.
30258 (clear_storage): ... this one.
30259 (set_storage_via_memset): Handle histogram.
30260 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
30261 (clear_storage_hints, clear_storage_via_libcall): Declare.
30262 (set_storage_via_setmem): Update prototype.
30263 * doc/md.texi (movmem, setmem): Document new arguments.
30265 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
30266 Add new histograms.
30267 (stringop_block_profile): New global function.
30268 (tree_stringops_values_to_profile): Profile block size and alignment.
30269 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
30271 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
30272 (stringop_block_profile): Declare.
30273 * builtins.c: Include value-prof.h.
30274 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
30275 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
30276 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
30277 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
30278 * profile.c (instrument_values): Add new counters.
30279 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
30281 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
30282 (tree_init_edge_profiler): Build new profilers.
30283 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
30284 (pass_tree_profile): Add dump.
30285 (tree_profile_hooks): Update.
30286 * Makefile.in (LIBGCOV): Add new constants.
30287 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
30288 __gcov_ior_profiler): New.
30289 * i386.md (movmem/setmem expanders): Add new optional arguments.
30291 2007-01-28 David Edelsohn <edelsohn@gnu.org>
30293 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
30295 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
30297 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
30298 (tree_unswitch_single_loop): Pass eni_size_weights to
30299 tree_num_loop_insns.
30300 * tree-ssa-loop-manip.c: Include tree-inline.h.
30301 (can_unroll_loop_p): Pass eni_size_weights to
30302 tree_num_loop_insns.
30303 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
30304 Pass eni_size_weights to estimate_num_insns.
30305 * tree.h (init_inline_once): Export.
30306 * toplev.c (backend_init): Call init_inline_once.
30307 * cgraphunit.c (cgraph_process_new_functions,
30308 cgraph_analyze_function): Pass eni_inlining_weights to
30309 estimate_num_insns.
30310 * ipa-inline.c (compute_inline_parameters): Ditto.
30311 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
30312 to estimate_num_insns.
30313 (try_unroll_loop_completely): Pass eni_size_weights to
30314 tree_num_loop_insns.
30315 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
30316 ot estimate_num_insns.
30317 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
30318 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
30319 * tree-inline.c (eni_inlining_weights, eni_size_weights,
30320 eni_time_weights): New variables.
30321 (init_inline_once): Initialize them.
30322 (struct eni_data): Mew.
30323 (estimate_num_insns_1, estimate_num_insns): Use weights.
30324 * tree-inline.h (struct eni_weights_d): New.
30325 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
30326 (estimate_num_insns): Declaration changed.
30327 * cfgloop.h (tree_num_loop_insns): Declaration changed.
30328 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
30329 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
30331 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
30333 * tree-data-ref.c (conflict_fn): Assert that the number of affine
30334 relations in the conflict function is valid.
30336 2007-01-27 Ian Lance Taylor <iant@google.com>
30338 * common.opt: Add fstrict-overflow.
30339 * opts.c (decode_options): Set flag_strict_overflow if -O2.
30340 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
30341 (TYPE_OVERFLOW_UNDEFINED): Define.
30342 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
30344 * tree.h (TYPE_TRAP_SIGNED): Don't define.
30345 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
30346 (fold_negate_expr): Likewise.
30347 (make_range): Likewise.
30348 (extract_muldiv_1): Likewise.
30349 (maybe_canonicalize_comparison): Likewise.
30350 (fold_comparison): Likewise.
30351 (fold_binary): Likewise.
30352 (tree_expr_nonnegative_p): Likewise.
30353 (tree_expr_nonzero_p): Likewise.
30354 * tree-vrp.c (compare_values): Likewise.
30355 (extract_range_from_binary_expr): Likewise.
30356 (extract_range_from_unary_expr): Likewise.
30357 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
30359 (nowrap_type_p): Likewise.
30360 * tree-scalar-evolution.c (simple_iv): Likewise.
30361 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
30362 (build_range_check): Likewise.
30363 (extract_muldiv_1): Likewise.
30364 (fold_comparison): Likewise.
30365 * tree-vrp.c (vrp_int_const_binop): Likewise.
30366 (extract_range_from_unary_expr): Likewise.
30367 * convert.c (convert_to_integer): Likewise.
30368 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
30369 (fold_comparison): Likewise.
30370 (fold_binary): Likewise.
30371 * optabs.c (optab_for_tree_code): Likewise.
30372 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
30373 * simplify-rtx.c (simplify_const_relational_operation): Check
30374 flag_strict_overflow and flag_trapv.
30375 (simplify_const_relational_operation): Likewise.
30376 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
30377 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
30380 2007-01-27 Roger Sayle <roger@eyesopen.com>
30382 * tree.c (tree_fold_gcd): Delete.
30383 * tree.h (tree_fold_gcd): Remove prototype.
30384 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
30385 test whether one constant integer is a multiple of another. Instead
30386 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
30387 * fold-const.c (multiple_of_p): We've determined both TOP and
30388 BOTTOM are integer constants so we can call int_const_binop directly
30389 instead of the more generic const_binop.
30391 2007-01-27 Roger Sayle <roger@eyesopen.com>
30393 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
30394 1*X check that the constant hasn't overflowed, to preserve the
30396 (round_up): Provide an efficient implementation when rouding-up an
30397 INTEGER_CST to a power-of-two.
30399 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30401 * doc/sourcebuild.texi: Add comma for clarity.
30402 * doc/extend.texi: Fix some typos.
30403 * doc/passes.texi: Likewise.
30404 * doc/cppinternals.texi: Likewise.
30405 * doc/c-tree.texi: Likewise.
30406 * doc/tree-ssa.texi: Likewise.
30407 * doc/install.texi: Likewise.
30409 2007-01-27 Jan Hubicka <jh@suse.cz>
30411 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
30412 (pass_sra): Do not require alias information.
30413 * passes.c (init_optimization_passes): Add SRA
30415 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
30417 * tracer.c (rest_of_handle_tracer): We already cleaned
30418 up the CFG in tracer() so don't do it here again.
30419 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
30420 cleanup_cfg here, either. And don't call renumber_insns.
30422 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
30423 and BB_HEAD are in the insn stream here. Instead make sure
30424 that BB_INSN is valid on all insns. Also, do check here that
30425 there are no pending branch predictions...
30426 (rtl_verify_flow_info): ...instead of doing it here. Checks
30427 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
30430 2007-01-26 Roger Sayle <roger@eyesopen.com>
30432 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
30433 function to simplify/factorize operand order canonicalization.
30434 (ix86_fixup_binary_operands): Reorganize using the above function.
30435 (ix86_binary_operator_ok): Likewise.
30437 2007-01-27 Jakub Jelinek <jakub@redhat.com>
30439 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
30440 file scope from optimize_attrs.
30441 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
30443 (optimize_attrs): Clear insn_code_values after freeing it.
30445 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
30447 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
30448 a parts.base assignment.
30450 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
30452 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
30453 (compute_subscript_distance, initialize_data_dependence_relation,
30454 finalize_ddr_dependent, analyze_ziv_subscript,
30455 analyze_siv_subscript_cst_affine,
30456 compute_overlap_steps_for_affine_univar,
30457 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
30458 analyze_siv_subscript, analyze_miv_subscript,
30459 analyze_overlapping_iterations, subscript_dependence_tester_1,
30460 compute_self_dependence, free_dependence_relation): Work
30461 with affine_fn instead of chrecs.
30462 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
30463 common_affine_function, affine_function_base,
30464 affine_function_constant_p, affine_fn_op, affine_fn_plus,
30465 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
30466 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
30467 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
30468 (all_chrecs_equal_p): Removed.
30469 * tree-data-ref.h (affine_fn, conflict_function): New types.
30470 (struct subscript): Change type of conflicting_iterations_in_a
30471 and conflicting_iterations_in_b.
30473 2007-01-26 Steve Ellcey <sje@cup.hp.com>
30476 * config/pa/pa.h (TARGET_HPUX_11): New.
30477 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
30478 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
30480 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
30481 Richard Guenther <rguenther@suse.de>
30483 * tree-ssa-structalias.c (solve_graph): Handle case
30484 we merged the variable to another.
30486 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30488 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
30491 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
30492 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
30494 2007-01-25 DJ Delorie <dj@redhat.com>
30496 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
30497 allow changes to modes which don't fit in those registers.
30499 * reload1.c (choose_reload_regs): Check for invalid subregs before
30500 computing their locations, not after.
30502 2007-01-25 Geoffrey Keating <geoffk@apple.com>
30505 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
30506 save Altivec registers in an eh_return function.
30507 (compute_vrsave_mask): Likewise.
30508 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
30509 for saving Altivec registers.
30510 (rs6000_emit_prologue): Don't allocate stack twice in
30511 eh_return function. Correct expected value of altivec_save_offset
30512 when using save_world. Describe save of R0 to stack when using
30513 save_world. Describe stack pointer adjustment when using
30514 save_world. Remove duplicated eh_return parameter register saving.
30515 Update sp_offset variable after save_world.
30516 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
30518 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
30519 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
30522 2007-01-25 Steve Ellcey <sje@cup.hp.com>
30524 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
30526 2007-01-25 Steve Ellcey <sje@cup.hp.com>
30529 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
30530 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
30532 2007-01-25 Richard Guenther <rguenther@suse.de>
30534 * doc/invoke.texi (-Wcoverage-mismatch): Document.
30535 * common.opt (-Wcoverage-mismatch): New warning option.
30536 * coverage.c (get_coverage_counts): Ignore coverage mismatch
30537 if -Wcoverage-mismatch is given.
30539 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
30541 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
30542 (ipcp_driver): Change to static definition.
30543 Add dumping of the ifunctions.
30544 (constant_val_insert): Remove unused parameter. Support for SSA.
30545 (ipcp_propagate_const): Support for SSA.
30546 (ipcp_profile_bb_print): Print only analyzed nodes.
30547 (ipcp_replace_map_create): Remove support for Fortran constant
30549 * ipa-prop.c (ipa_method_modify_stmt,
30550 ipa_callsite_compute_param): Support for SSA.
30551 * ipa-prop.h (ipcp_driver): Remove declaration.
30552 (IS_VALID_TREE_MAP_INDEX): Add define.
30554 2007-01-24 Geoffrey Keating <geoffk@apple.com>
30556 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
30558 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30560 PR middle-end/30447
30561 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
30562 constant argument to cabs and do it without checking for
30563 -funsafe-math-optimizations.
30565 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
30567 * c-common.h (RID_FIRST_CXX0X): New.
30568 (RID_LAST_CXX0X): New.
30569 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
30571 * c.opt (Wc++0x-compat): New.
30572 * doc/invoke.texi (-Wc++0x-compat): Document.
30574 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30576 * builtins.c (fold_builtin_carg): New.
30577 (fold_builtin_1): Use it.
30579 2007-01-24 Jan Hubicka <jh@suse.cz>
30581 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
30583 * ipa-inline.c (initial_insns, max_insns): Delete.
30584 (compute_max_insns): New function.
30585 (cgraph_decide_inlining_of_small_function): Use it; take minimal
30586 amount of insns as base for code growth.
30587 (cgraph_decide_inlining): Make initial_insns local; do not compute
30589 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
30590 * doc/invoke.texi (inline-unit-growth): Update docs.
30592 2007-01-24 Jakub Jelinek <jakub@redhat.com>
30594 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
30595 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
30596 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
30597 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
30598 for CPUs that have PTA_CX16 set.
30600 PR middle-end/27416
30601 * gimplify.c (omp_check_private): New function.
30602 (gimplify_scan_omp_clauses): Use it for
30603 firstprivate/lastprivate/reduction.
30605 PR middle-end/30494
30606 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
30607 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
30609 PR middle-end/30421
30610 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
30611 If lower_lastprivate_clauses emits some statements, append them
30612 to dlist rather than body_p and to body_p append an initializer.
30613 (lower_omp_for): Adjust caller.
30615 2007-01-24 Steve Ellcey <sje@cup.hp.com>
30617 * target.h (globalize_decl_name): New.
30618 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
30619 * output.h (default_globalize_decl_name): New.
30620 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
30622 (globalize_decl): Ditto.
30623 (default_globalize_decl_name): New.
30624 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
30625 (ia64_handle_version_id_attribute): New.
30626 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
30627 (ia64_asm_output_external): Use globalize_decl_name instead
30628 of globalize_label.
30629 * doc/extend.texi (version_id): New pragma.
30630 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
30632 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
30634 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
30635 _uleb128_t and _Unwind_SWord with _sleb128_t.
30636 * unwind-dw2.c (extract_cie_info, execute_stack_op,
30637 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
30639 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
30640 * unwind-pe.h (read_uleb128, read_sleb128,
30641 read_encoded_value_with_base): Likewise.
30642 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
30644 2007-01-24 Richard Guenther <rguenther@suse.de>
30646 * builtins.c (expand_builtin_cexpi): Get the fndecl
30647 for cexp in the correct way.
30649 2007-01-24 Jan Hubicka <jh@suse.cz>
30651 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
30654 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
30656 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
30657 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
30658 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
30659 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
30660 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
30661 __SIZEOF_PTRDIFF_T__.
30662 * doc/cpp.texi: Documentation for the new builtin macros added.
30664 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
30666 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
30667 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
30668 instead of operands[2] to avoid access past the end of array.
30670 2007-01-24 Richard Sandiford <richard@codesourcery.com>
30672 * reload1.c (emit_reload_insns): Pass the reload register
30673 for a non-spill output reload through forget_old_reloads_1.
30675 2007-01-23 Joseph Myers <joseph@codesourcery.com>
30677 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
30678 _SOFT_DOUBLE if doubles use software floating-point.
30679 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
30680 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
30681 * config/rs6000/darwin-ldouble.c: Also compile functions for
30682 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
30683 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
30684 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
30685 commented-out long double override.
30686 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
30687 * config/rs6000/eabispe.h: Likewise.
30688 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
30689 long double for non-SPE.
30690 (rs6000_handle_option): Likewise.
30691 (invalid_e500_subreg): Disallow more subregs involding DImode,
30692 DFmode, TImode or TFmode.
30693 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
30695 (legitimate_lo_sum_address_p): Also check for TFmode for E500
30697 (rs6000_legitimize_address): Also handle TFmode for E500 double.
30698 (rs6000_legitimize_reload_address): Also handle TFmode for E500
30700 (rs6000_legitimate_address): Also check for TFmode for E500
30702 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
30703 (spe_build_register_parallel): Handle TFmode and TCmode.
30704 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
30706 (function_arg): Handle TFmode and TCmode for E500 double.
30707 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
30709 (print_operand): Handle TFmode and TImode for %y.
30710 (rs6000_generate_compare): Handle TFmode comparisons for E500
30712 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
30713 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
30714 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
30715 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
30716 TFmode for E500 double.
30717 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
30718 (floatsidf2): Enable for E500 double.
30719 (movtf_softfloat): Use rs6000_nonimmediate_operand.
30720 (extenddftf2): Change to extenddftf2_fprs.
30721 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
30722 depending on TARGET_E500_DOUBLE.
30723 (extendsftf2): Enable for E500 double.
30724 (trunctfdf2): Enable for E500 double.
30725 (trunctfsf2): Change to trunctfsf2_fprs.
30726 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
30727 depending on TARGET_E500_DOUBLE.
30728 (floatsitf2): Enable for E500 double.
30729 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
30730 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
30731 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
30732 (negtf2): Change to negtf2_internal.
30733 (negtf2): New expander.
30734 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
30735 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
30736 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
30737 (movdi_internal32): Use rs6000_nonimmediate_operand.
30738 (unnamed splitter): Likewise.
30739 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
30740 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
30741 (SPE64TF, DITI): New mode macros.
30742 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
30745 (frob_<mode>_di_2): New.
30746 (frob_tf_di_8_2): New.
30747 (frob_di_df): Change to frob_di_<mode>; allow more modes.
30749 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
30751 (frob_ti_<mode>_8_2): New.
30752 (frob_ti_tf_2): New.
30753 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
30754 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
30756 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
30757 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
30758 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
30759 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
30760 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
30761 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
30764 2007-01-23 Ian Lance Taylor <iant@google.com>
30766 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
30768 (OBJS-archive): Reformat, alphabetize.
30769 (OBJS): Change out_object_file to OBJS-md.
30771 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
30773 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
30774 JUMP_P and CALL_P predicates where applicable.
30775 * config/i386/i386.c: Ditto.
30776 * config/i386/i386.md: Ditto.
30777 * config/i386/mmx.md: Ditto.
30778 * config/i386/predicates.md: Ditto.
30780 2007-01-22 Andreas Schwab <schwab@suse.de>
30782 * config/m68k/m68k.h: Fix comment.
30784 2007-01-22 Jan Hubicka <jh@suse.cz>
30786 * passes.c (init_optimization_passes): Do not rerun
30787 pass_early_warn_uninitialized.
30789 2007-01-22 Richard Guenther <rguenther@suse.de>
30791 PR tree-optimization/30038
30792 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
30794 (execute_cse_sincos_1): Likewise.
30795 (execute_cse_sincos): Likewise.
30796 (gate_cse_sincos): Likewise.
30797 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
30798 the cexpi() canonicalization of sincos().
30799 * tree-pass.h (pass_cse_sincos): Declare.
30800 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
30802 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
30804 PR rtl-optimization/29329
30805 * combine.c (replaced_rhs_insn): Rename to i2mod.
30806 (replaced_rhs_value): Rename to i2mod_new_rhs.
30807 (i2mod_old_rhs): New global variable.
30808 (combine_instructions): Adjust for above change. Save a copy of
30809 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
30810 note are substituted in the second instruction.
30811 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
30812 ditch the note if it pertains to the second eliminated register
30813 and this register is mentioned in i2mod_old_rhs.
30816 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
30818 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
30819 the insn to which the note was originally attached.
30821 2007-01-21 Jan Hubicka <jh@suse.cz>
30823 * ipa-inline.c (inlining_mode): Comment, move up.
30824 (cgraph_decide_inlining_incrementally): Do not perform inlining
30825 itself; fix handling of flattening of self recursive functions.
30826 (cgraph_find_cycles): Remove.
30827 (cgraph_flatten_node): Remove.
30828 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
30829 (try_inline): New function.
30830 (cgraph_early_inlining): Update call of
30831 cgraph_decide_inlining_incrementally. Apply inlining here.
30832 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
30834 2007-01-21 Dirk Mueller <dmueller@suse.de>
30837 * tree-vrp.c (check_array_bounds): do not warn
30838 about ADDR_EXPR's of ARRAY_REF's which are immediately
30839 used in binary expressions.
30841 2007-01-21 Ira Rosen <irar@il.ibm.com>
30843 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
30844 read_write_dep and macros for its access.
30845 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
30846 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
30847 argument, call vect_check_interleaving for every independent pair of
30848 data-refs. Mark loads that access the same memory location as a store
30850 (vect_check_dependences): Remove.
30851 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
30852 call, fix the call to vect_analyze_data_ref_dependence.
30853 (vect_analyze_data_ref_access): For statements that access the same
30854 data-ref, check that they are not stores; for loads, check that there
30855 is no store that access the same location.
30857 2007-01-20 Roger Sayle <roger@eyesopen.com>
30858 Joseph Myers <joseph@codesourcery.com>
30860 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
30861 (-fdump-rtl-stack): Likewise.
30862 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
30863 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
30864 (-mpt-fixed): Use @minus{} for minus sign.
30865 (Using Precompiled Headers): Fix under/overfull hbox.
30867 2007-01-20 Jan Hubicka <jh@suse.cz>
30869 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
30870 place within annotation.
30872 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30874 * pa.c (output_move_double): Change array size of xoperands to 4.
30876 2007-01-20 Jan Hubicka <jh@suse.cz>
30878 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
30881 2007-01-19 Ian Lance Taylor <iant@google.com>
30883 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
30884 constant to unsigned HOST_WIDE_INT before negating.
30886 2007-01-19 Ian Lance Taylor <iant@google.com>
30888 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
30890 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
30891 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
30892 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
30893 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
30894 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
30895 (realloc_vdef, realloc_vuse): Change second parameter to
30897 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
30898 fields to unsigned.
30899 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
30900 unsigned. Change x and lim locals to unsigned.
30901 (realloc_vdef, realloc_vuse): Change num_elem parameter to
30903 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
30904 (copy_virtual_operands): Change i and n locals to unsigned.
30906 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30908 PR middle-end/29335
30909 * builtins.c (fold_builtin_1): Handle builtin fdim.
30911 2007-01-20 Jan Hubicka <jh@suse.cz>
30913 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
30914 * tree-ssa-structalias.c (compute_points_to_sets): Do call
30915 init_alias_heapvars.
30916 (init_alias_heapvars): Initialize only when not already initialized.
30917 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
30919 2007-01-19 Roger Sayle <roger@eyesopen.com>
30921 * common.opt (fsigned-zeros): New command line option.
30922 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
30923 of flag_unsafe_math_optimizations.
30924 * opts.c (set_fast_math_flags): The -ffast-math command line option
30925 implies -fno-signed-zeros.
30926 (fast_math_flags_set_p): Likewise.
30928 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
30929 the documentation of -ffast-math appropriately. Wrap long lines.
30931 2007-01-19 Steve Ellcey <sje@cup.hp.com>
30933 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
30934 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
30936 2007-01-19 Tomas Bily <tbily@suse.cz>
30938 * cgraphunit.c (cgraph_finalize_function): Updating of pid
30940 (tree_init_ic_make_global_vars): New function
30941 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
30942 (tree_gen_ic_profiler): New function
30943 (tree_gen_ic_func_profiler): New function
30944 (tree_profiling): Added calling of tree_gen_ic_func_profiler
30945 (tree_profile_hooks): Added hook for indirec/virtual calls
30946 * value-prof.c (tree_find_values_to_profile): New case for
30948 (tree_values_to_profile): Call for determining indirect/virtual
30950 (tree_indirect_call_to_profile): New function
30951 (tree_ic_transform): New function
30952 (tree_ic): New function
30953 (find_func_by_pid): New function
30954 (init_pid_map): New function
30955 (tree_value_profile_transformations): Added check for
30956 indirect/virtual call transformation
30957 * value-prof.h (enum hist_type): New counter type for
30958 indirect/virtual calls
30959 (profile_hooks): Added new hook for profiling indirect/virtual
30961 * profile.c (instrument_values): New case for indirect/virtual
30963 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
30964 (GCOV_COUNTER_V_INDIR): New counter type
30965 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
30966 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
30968 * cgraph.c: Definition of cgraph_max_pid
30969 (cgraph_create_node): Default init of pid attribute
30970 * cgraph.h: Declaration of cgraph_max_pid
30971 (struct cgraph_node): Added pid attribute
30972 * libgcov.c (__gcov_indirect_call_profiler): New function
30973 (__gcov_one_value_profiler_body): New function
30974 (__gcov_one_value_profiler): Body was moved to
30975 __gcov_one_value_profiler_body and calls it
30977 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
30979 * doc/gty.texi (Options): Document the mark_hook option to GTY.
30980 * gengtype.c (write_types_data, write_func_for_structure,
30981 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
30982 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
30983 (walk_type, write_func_for_structure): Generate the mark_hook if
30986 2007-01-19 Jan Hubicka <jh@suse.cz>
30988 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
30989 'early' argument take inlining mode argument specifying whether to
30990 inline for size/speeed or all functions; add support for flattening;
30992 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
30994 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30997 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
30998 the name of the declared identifier.
31000 2007-01-19 Dirk Mueller <dmueller@suse.de>
31002 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
31003 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
31004 duplicate evaluation.
31006 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
31008 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
31009 Macroize expander using X87MODEF12 mode macro. Extend operand 1
31010 to XFMode, use acosxf2 and truncate result to requested mode.
31011 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
31012 (asin<mode>2): Similarly, with asin expanders.
31013 (*fscalexf4_i387): Rename from *fscalexf4.
31014 (expNcorexf3): New expander.
31015 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
31016 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
31017 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
31018 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
31019 patterns for SSE math.
31020 (exp10<mode>2): Similarly, with exp10 expanders.
31021 (exp2<mode>2): Similarly, with exp2 expanders.
31022 (expm1<mode>2): Similarly, with expm1 expanders.
31023 (ldexp<mode>3): Similarly, with ldexp expanders.
31024 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
31025 Use gen_truncxf<mode>2_i387_noop to truncate result.
31027 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31029 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
31030 for ColdFire targets.
31032 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
31033 Richard Sandiford <richard@codesourcery.com>
31035 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
31036 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
31037 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
31038 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
31039 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31040 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31042 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31044 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
31045 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
31046 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
31047 (*adddi_dilshr32_cf): New pattern.
31048 (adddi3, subdi3): Remove first alternatives.
31050 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31052 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
31053 implemented using move.l, do not use its cc result for floating-point
31056 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31058 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
31059 from accepting 's' constraints if flag_pic.
31061 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31063 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
31064 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
31065 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
31066 condition from TARGET_68881 to TARGET_HARD_FLOAT.
31068 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
31070 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
31071 ColdFire alternatives.
31072 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
31073 * config/m68k/m68k.md (clzsi2): Define for ColdFire
31074 architectures that support ff1 instruction.
31076 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31077 Julian Brown <julian@codesourcery.com>
31079 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
31080 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
31081 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
31084 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31086 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
31088 (output_move_const_into_data_reg, output_move_simode_const): Delete.
31089 * config/m68k/m68k.c (const_method, const_int_cost): Take a
31090 HOST_WIDE_INT instead of an rtx.
31091 (m68k_rtx_costs): Update call accordingly.
31092 (output_move_const_into_data_reg): Likewise. Fix formatting.
31093 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
31095 (output_move_simode_const): Update calls after above changes.
31096 Rework to use automatic variables and predicates like MEM_P.
31097 * config/m68k/m68k.md (pushexthisi_const): Update call to
31100 2007-01-19 Dirk Mueller <dmueller@suse.de>
31102 * tree-ssa-alias.c (perform_var_substitution): Fix typo
31103 in dump_flags test.
31105 2007-01-19 Richard Guenther <rguenther@suse.de>
31107 * builtins.c (expand_builtin_cexpi): Fall back to expanding
31108 via cexp in case sincos is not available.
31110 2007-01-19 Richard Guenther <rguenther@suse.de>
31112 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
31113 * defaults.h (TARGET_HAS_SINCOS): Default to off.
31114 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
31115 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
31116 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
31117 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
31118 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
31119 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
31121 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
31123 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
31125 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
31126 (atan2xf3): Directly generate RTL pattern.
31127 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
31128 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
31129 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31130 disable patterns for SSE math.
31131 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
31132 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
31133 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31134 disable patterns for SSE math.
31136 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
31138 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
31140 2007-01-18 Roger Sayle <roger@eyesopen.com>
31142 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
31143 VIEW_CONVERT_EXPR to the same type as it's operand.
31145 2007-01-18 David Edelsohn <edelsohn@gnu.org>
31147 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
31148 configured for long double 128.
31150 2007-01-18 Mike Stump <mrs@apple.com>
31152 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
31155 2007-01-18 Michael Meissner <michael.meissner@amd.com>
31157 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
31160 2007-01-18 Jan Hubicka <jh@suse.cz>
31162 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
31163 greater than NUM_VOP_FREE_BUCKETS.
31165 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
31167 * tree-ssa-structalias.c: Update comments.
31168 (ptabitmap_obstack): Removed.
31169 (pta_obstack): New.
31170 (oldpta_obstack): Ditto.
31171 (stats): Add a few members.
31172 (struct variable_info): Remove node, complex, address_taken, and
31173 indirect_target members. Add oldsolution member.
31174 (new_var_info): Do not initialize removed members.
31175 (constraint_expr_type): Remove INCLUDES.
31176 (constraint_graph): Add size, implicit_preds, rep,
31177 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
31178 (FIRST_REF_NODE): New macro.
31179 (LAST_REF_NODE): Ditto.
31180 (FIRST_ADDR_NODE): Ditto.
31181 (find): New function.
31183 (dump_constraint): Do not handle INCLUDES.
31184 (insert_into_complex): Do not insert duplicate constraints.
31185 (condense_varmap_nodes): Renamed and rewritten into ...
31186 (merge_node_constraints): This. Also fix bug in handling of
31187 offseted copy constraints.
31188 (clear_edges_for_node): No longer need to deal with preds at all,
31189 or removing associated preds/succs.
31190 (merge_graph_nodes): Deal with indirect_cycles.
31191 Don't deal with predecessors.
31192 (add_implicit_graph_edge): New function.
31193 (add_pred_graph_edge): Ditto.
31194 (add_graph_edge): Don't deal with predecessors.
31195 (build_constraint_graph): Removed.
31196 (build_pred_graph): New function.
31197 (build_succ_graph): Ditto.
31198 (struct scc_info): Removed in_component. Added roots, dfs, and
31199 node_mapping. Remove visited_index, unification_queue.
31200 (scc_visit): Deal with union-find we do now.
31201 Deal with cycles with REF nodes.
31202 (collapse_nodes): Renamed and rewritten to ...
31203 (unify_nodes): This.
31204 (process_unification_queue): Removed.
31205 (topo_visit): Cleanup
31206 (do_da_constraint): Use find.
31207 (do_sd_constraint): Ditto.
31208 (do_ds_constraint): Ditto.
31209 (do_complex_constraint): Ditto.
31210 (init_scc_info): Update for removed and added members.
31211 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
31212 (find_indirect_cycles): This.
31213 (equivalence_class): New variable.
31214 (label_visit): New function.
31215 (perform_variable_substitution): Rewritten.
31216 (free_var_substitution_info): New function.
31217 (find_equivalent_node): Ditto.
31218 (move_complex_constraints): Ditto.
31219 (eliminate_indirect_cycles): Ditto.
31220 (solve_graph): Only propagate changed bits.
31221 Use indirect cycle elimination.
31223 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
31224 (tree_id_eq): Renamed to ...
31225 (tree_vi_eq): This. Update for member change
31226 (insert_id_for_tree): Renamed and rewritten to ...
31227 (insert_vi_for_tree): This.
31228 (lookup_id_for_tree): Renamed and rewritten to ...
31229 (lookup_vi_for_tree): This.
31230 (get_id_for_tree): Renamed and rewritten to ...
31231 (get_vi_for_tree): Ditto.
31232 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
31233 (process_constraint): Don't handle INCLUDES.
31234 Remove special ADDRESSOF case.
31235 (find_func_aliases): Rewrite to use vi functions instead of id
31237 (create_function_info_for): Ditto.
31238 (create_variable_info_for): Ditto.
31239 (intra_create_variable_infos): Ditto.
31240 (merge_smts_into): Ditto.
31241 (find_what_p_points_to): Ditto.
31242 (init_base_vars): Ditto.
31243 (init_alias_vars): Ditto.
31244 (remove_preds_and_fake_succs): New function.
31245 (dump_sa_points_to_info): Dump new stats.
31246 (dump_solution_for_var): Use find.
31247 (set_used_smts): Fix formatting.
31248 (compute_points_to_sets): Updated for new functions.
31249 (ipa_pta_execute): Ditto.
31251 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31252 Richard Sandiford <richard@codesourcery.com>
31254 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
31256 * calls.c (expand_call): If the return value is a PARALLEL,
31257 extract its first member.
31258 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
31259 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
31260 use FUNCTION_EXTRA_EPILOGUE.
31261 (m68k_function_value): Return a PARALLEL if the return value
31262 is of a pointer type.
31263 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
31264 (FUNCTION_EXTRA_EPILOGUE): Remove.
31265 * config/m68k/m68k.md (D0_REG): New constant.
31267 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31269 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
31270 output a NOP for empty epilogues.
31272 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31274 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
31275 before function. Extend register save check to include all
31276 registers, not just integer ones.
31278 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31280 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
31281 (m68k_use_return_insn): ...this.
31282 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
31283 * config/m68k/m68k.c (use_return_insn): Rename to...
31284 (m68k_use_return_insn): ...this.
31285 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
31286 of USE_RETURN_INSN.
31288 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31290 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
31291 nearest even, fix denormal rounding overflow.
31293 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31295 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
31296 f%$smove and f%$move.
31297 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
31298 (extendsfdf2_cf): Use fdmove instead of f%&move.
31299 (truncdfsf2_cf): Use fsmove instead of f%$smove.
31300 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
31302 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31304 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
31307 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31309 * real.h (real_format): Add a canonical_nan_lsbs_set field.
31310 (coldfire_single_format): Declare.
31311 (coldfire_double_format): Likewise.
31312 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
31313 of qnan_msb_set to determine the lower bits of a canonical
31315 (encode_ieee_double): Likewise.
31316 (encode_ieee_quad): Likewise.
31317 (ieee_single_format): Initialize canonical_nan_lsbs_set.
31318 (mips_single_format): Likewise.
31319 (ieee_double_format): Likewise.
31320 (mips_double_format): Likewise.
31321 (ieee_extended_motorola_format): Likewise.
31322 (ieee_extended_intel_96_format): Likewise.
31323 (ieee_extended_intel_128_format): Likewise.
31324 (ieee_extended_intel_96_round_53_format): Likewise.
31325 (ibm_extended_format): Likewise.
31326 (mips_extended_format): Likewise.
31327 (ieee_quad_format): Likewise.
31328 (mips_quad_format): Likewise.
31329 (vax_f_format): Likewise.
31330 (vax_d_format): Likewise.
31331 (vax_g_format): Likewise.
31332 (i370_single_format): Likewise.
31333 (i370_double_format): Likewise.
31334 (decimal_single_format): Likewise.
31335 (decimal_double_format): Likewise.
31336 (decimal_quad_format): Likewise.
31337 (c4x_single_format): Likewise.
31338 (c4x_extended_format): Likewise.
31339 (real_internal_format): Likewise.
31340 (coldfire_single_format): New real_format.
31341 (coldfire_double_format): Likewise.
31342 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
31343 canonical_nan_lsbs_set.
31344 (pdp11_d_format): Likewise.
31345 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
31346 if TARGET_COLDFIRE_CPU.
31348 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31350 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
31351 (output_call, m68k_legitimize_call_address): Declare.
31352 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
31353 parenthesees. Add support for a 'W' constraint.
31354 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
31355 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
31356 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
31357 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
31359 (override_options): Initialize them. Do not set flag_no_function_cse
31360 for TARGET_ID_SHARED_LIBRARY.
31361 (m68k_output_pic_call): Delete.
31362 (m68k_legitimize_call_address): New function.
31363 (print_operand): Remove the %o prefix. Handle the %p prefix.
31364 (output_call): New function.
31365 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
31366 target address from the GOT if symbolic jumps are not allowed.
31367 * config/m68k/m68k.md (call, general_operand): Do not set
31368 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
31369 Merge separate flag_pic and !flag_pic define_insns into...
31370 (*call, *call_value): ...these new patterns. Match the address
31371 rather than the containing MEM and require it to be a call_operand.
31372 Use output_call to generate the asm template.
31373 * config/m68k/predicates.md (const_call_operand): New predicate.
31374 (call_operand): Likewise.
31376 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31378 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
31379 (STACK_GROWS_DOWNWARD): Define to 1.
31380 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
31381 comments, emphasizing that these values are only defaults.
31382 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
31383 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
31385 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31387 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
31389 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31390 Richard Sandiford <richard@codesourcery.com>
31392 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
31393 (FP_REGNO_P): New macros.
31394 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
31395 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
31396 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
31397 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
31399 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31401 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31402 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
31404 * config/m68k/t-floatlib: New file, extracting common code from...
31405 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
31406 * config/m68k/t-uclinux: Here.
31407 * config/m68k/fpgnulib.c: Do not compile extendeed precision
31408 routines on ColdFire targets.
31410 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31412 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31413 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
31414 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
31415 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
31416 explicitly set MOTOROLA to 1.
31417 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
31419 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31420 Nathan Sidwell <nathan@codesourcery.com>
31422 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
31423 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
31424 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
31425 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
31426 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
31427 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
31428 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
31429 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
31430 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
31431 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
31432 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
31433 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
31434 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
31435 (DBX_REGISTER_NUMBER): Delete.
31436 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
31437 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
31438 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
31440 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31442 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
31443 * config/flat.h: New file.
31444 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
31445 OBJECT_FORMAT_FLAT.
31446 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
31447 indirect references for -msep-data or -mid-shared-library.
31448 Do not use PC-relative code addresses either.
31449 * config/m68k/m68k.c (override_options): Restrict -fPIC error
31451 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
31452 for shared libraries and crt1.o for executables. Use crti.o and
31454 (ENDFILE_SPEC): Use crtend.o and crtn.o.
31455 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
31456 Do not add -elf2flt or -shared-lib-id options here.
31457 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
31458 Pass -shared-lib-id if -mid-shared-library, taking the library
31459 identifier from -mshared-library-id if given, otherwise
31461 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
31462 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
31463 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
31464 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
31465 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
31466 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
31468 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
31469 jump sequence for ISA A and ISA A+.
31470 (PICJUMP): Likewise.
31472 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31474 * config.gcc (m68k-*-uclinux*): Base the port on the common
31475 and m68k GNU/Linux files rather than on the generic ELF ones.
31476 * config/m68k/uclinux.h (TARGET_VERSION): Override.
31477 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
31479 2007-01-18 Julian Brown <julian@codesourcery.com>
31480 Richard Sandiford <richard@codesourcery.com>
31482 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
31483 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
31484 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
31486 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
31487 80 unconditionally.
31488 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
31490 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31492 * doc/install.texi: Document m68k-uclinuxoldabi.
31493 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
31494 * config/m68k/uclinux-oldabi.h: New file, copied from
31495 config/m68k/uclinux.h.
31497 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
31499 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
31500 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
31501 (m32r_compute_frame_size): Use unsigned for regno.
31502 (m32r_reload_lr): Use gen_frame_mem.
31504 (m32r_output_function_epilogue): Don't output the function epilogue
31506 (m32r_expand_epilogue): New.
31507 (direct_return): Return false if the function has the interrupt
31509 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
31510 * config/m32r/m32r.md (epilogue): New expander.
31511 (return_lr, return_rte): New insns.
31512 (return): Make it expander.
31513 (return_normal): New expander.
31515 2007-01-18 Josh Conner <jconner@apple.com>
31518 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
31519 support for UNLE, UNLT, UNGE, and UNGT.
31521 2007-01-18 Jan Hubicka <jh@suse.cz>
31523 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
31524 * tree-tailcall (add_virtual_phis): Likewise.
31525 (optimize_tail_call): Return TODOs.
31526 (execute_tail_calls): Return TODOs.
31527 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
31528 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
31530 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
31531 Cleanup cfg using TODO.
31532 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
31533 * passes.c (execute_function_todo): When cleanup did something, remove
31535 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
31536 (make_edges): Don't cleanup_cfg.
31538 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
31540 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
31541 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
31542 operate on the top of stack.
31543 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
31544 register handling of instructions that output to the second
31546 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
31547 (move_for_stack_reg): Special-case check for dead destination
31548 stack slot for constant load of 1.0 inside UNSPEC_TAN.
31550 * config/i386/i386.md (UNSPEC_TAN): New constant.
31551 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
31552 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
31553 to correctly model move of constant 1.0 to top stack slot.
31554 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
31555 (unnamed peephole2 pattern): Remove corresponding peephole2
31556 pattern that optimizes tan insn and loading of constant 1.0.
31557 (tanxf2): Use fptanxf4_i387.
31558 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
31559 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
31560 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31561 disable patterns for SSE math.
31562 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
31563 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
31565 2007-01-18 Dirk Mueller <dmueller@suse.de>
31566 Richard Guenther <rguenther@suse.de>
31569 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
31570 * common.opt (Warray-bounds): Add new warning option.
31571 * c-opts.c (c_common_handle_option): Define -Warray-bounds
31573 * Makefile.in: make tree-vrp.o depend on toplev.h
31574 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
31576 (check_array_refs, check_array_bounds, check_array_ref): New.
31578 2007-01-18 Jan Hubicka <jh@suse.cz>
31580 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
31581 (execute_ssa_ccp): Return flags conditionally.
31582 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
31584 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
31586 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
31588 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
31589 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
31591 * Makefile.c (GTFILES): Add cfglayout.h.
31592 * gengtype.c (open_base_files): Likewise.
31593 * cfglayout.c (cfg_layout_function_footer,
31594 cfg_layout_function_header) Reindent to make gengtype happy.
31595 * cfglayout.h (cfg_layout_function_footer,
31596 cfg_layout_function_header): Add GTY(()) marker.
31598 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
31600 2007-01-18 Ben Elliston <bje@au.ibm.com>
31602 * genautomata.c (write_automata): Include xstrerror output in the
31603 error message if writing the DFA description file fails.
31605 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
31607 * config/mips/mips-protos.h (mips_output_external): Make it
31609 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
31610 * config/mips/mips.c (irix_output_external_libcall): Likewise.
31611 (extern_list): Likewise.
31612 (extern_head): Likewise.
31613 (TARGET_ASM_FILE_END): Likewise.
31614 (mips_file_end): Likewise.
31615 (mips_output_external): Rewritten.
31617 2007-01-18 Ben Elliston <bje@au.ibm.com>
31619 * genpreds.c (write_insn_preds_c): Only write out the function
31620 body for regclass_for_constraint if we have register constraints.
31622 2007-01-17 Tom Tromey <tromey@redhat.com>
31624 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
31625 * doc/install.texi (Testing): Use sourceware.org.
31626 (Binaries): Likewise.
31627 (Specific): Likewise.
31628 * doc/contrib.texi (Contributors): Use sourceware.org.
31630 2007-01-17 Anatoly Sokolov <aesok@post.ru>
31632 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
31633 (AVR_ENHANCED): Rename to ...
31634 (AVR_HAVE_MUL): ... new.
31635 (avr_enhanced_p): Rename to ...
31636 (avr_have_mul_p): ... new.
31637 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
31638 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
31639 * config/avr/avr.c (avr_enhanced_p): Rename to ...
31640 (avr_have_mul_p): ... new.
31641 (base_arch_s): Rename 'enhanced' to 'have_mul'.
31642 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
31643 'avr_enhanced_p' and 'enhanced'.
31644 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
31645 AVR_HAVE_MUL instead of AVR_ENHANCED.
31646 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
31647 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
31648 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
31649 instead of AVR_ENHANCED.
31650 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
31651 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
31652 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
31654 2007-01-17 Ian Lance Taylor <iant@google.com>
31656 * vec.h (VEC_reserve_exact): Define.
31657 (vec_gc_p_reserve_exact): Declare.
31658 (vec_gc_o_reserve_exact): Declare.
31659 (vec_heap_p_reserve_exact): Declare.
31660 (vec_heap_o_reserve_exact): Declare.
31661 (VEC_OP (T,A,reserve_exact)): New static inline function, three
31663 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
31664 negative parameter.
31665 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
31666 (VEC_OP (T,A,copy)) [all versions]: Likewise.
31667 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
31668 * vec.c (calculate_allocation): Add exact parameter. Change all
31670 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
31671 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
31672 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
31673 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
31674 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
31675 (vec_heap_p_reserve_exact): New function.
31676 (vec_heap_o_reserve_exact): New function.
31678 2007-01-17 Jan Hubicka <jh@suse.cz>
31680 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
31682 2007-01-17 Eric Christopher <echristo@apple.com>
31684 * config.gcc: Support core2 processor.
31686 2007-01-16 Jan Hubicka <jh@suse.cz>
31688 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
31689 the names, just unlink the chain so we don't crash on dangling
31693 2007-01-16 Jan Hubicka <jh@suse.cz>
31695 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
31696 * tree-pass.h: Reorder to make IPA passes appear toegher.
31697 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
31699 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
31700 parameters, do not call early inliner.
31701 * ipa-inline.c: Update comments. Include tree-flow.h
31702 (cgraph_decide_inlining): Do not compute inlining parameters.
31703 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
31704 be called with function context set up.
31705 (pass_ipa_inline): Remove unreachable functions before pass.
31706 (cgraph_early_inlining): Simplify assuming to be called from the
31708 (pass_early_inline): New pass.
31709 (cgraph_gate_ipa_early_inlining): New gate.
31710 (pass_ipa_early_inline): Turn into simple wrapper.
31711 (compute_inline_parameters): New function.
31712 (gate_inline_passes): New gate.
31713 (pass_inline_parameters): New pass.
31714 (apply_inline): Move here from tree-optimize.c
31715 (pass_apply_inline): New pass.
31716 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
31718 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
31719 doing them by hand.
31720 (tree_function_versioning): Do not allocate dummy struct function.
31721 * tree-inline.h (optimize_inline_calls): Update prototype.
31722 * tree-optimize.c (execute_fixup_cfg): Export.
31723 (pass_fixup_cfg): Remove
31724 (tree_rest_of_compilation): Do not apply inlines.
31725 * tree-flow.h (execute_fixup_cfg): Declare.
31726 * Makefile.in (gt-passes.c): New.
31727 * passes.c: Include gt-passes.h
31728 (init_optimization_passes): New passes.
31729 (nnodes, order): New static vars.
31730 (do_per_function_toporder): New function.
31731 (execute_one_pass): Dump current pass here.
31732 (execute_ipa_pass_list): Don't dump current pass here.
31734 2007-01-16 Janis Johnson <janis187@us.ibm.com>
31736 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
31737 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
31739 2007-01-16 David Edelsohn <edelsohn@gnu.org>
31741 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
31742 (strong_alias): Define.
31743 (__gcc_qmul): Provide non-FMA for soft-float.
31744 (__gcc_qdiv): Same.
31749 (__gcc_qunord): New.
31759 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
31760 soft-float functions.
31761 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
31762 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
31763 about long double soft float.
31765 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
31766 Tehila Meyzels <tehila@il.ibm.com>
31768 * tree-vectorizer.h (is_pattern_stmt_p): New.
31769 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
31770 formatting (tabs instead of spaces). Cleanup and clarify setting
31771 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
31772 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
31773 (vectorizable_type_demotion): Check that types are integral.
31774 (vectorizable_type_promotion): Likewise.
31775 (vectorizable_store): Fix typo. Eliminate new-line at end of
31778 2007-01-16 Jan Hubicka <jh@suse.cz>
31780 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
31783 2007-01-15 Eric Christopher <echristo@apple.com>
31785 * ifcvt.c: Include vec.h, vecprim.h.
31786 (check_cond_move_block): New argument regs.
31787 Reorganize. Add registers used to regs.
31788 (cond_move_process_if_block): Use regs set above as
31791 2007-01-15 Eric Christopher <echristo@apple.com>
31793 * config/darwin.h: Update copyright.
31794 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
31795 (LINK_COMMAND_SPEC): Add -u.
31796 (LINK_SPEC): Fix umbrella for above.
31798 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
31800 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
31803 2007-01-15 Tom Tromey <tromey@redhat.com>
31805 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
31806 * doc/install.texi (Testing): Don't mention jacks.
31807 (Configuration): Document --enable-java-maintainer-mode. Move
31808 --with-java-home to libgcj-specific section. Document
31810 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
31812 2007-01-15 Jan Hubicka <jh@suse.cz>
31814 * tree-ssa-dce.c (DCE_TODOs): New.
31815 (propagate_necessity): Return if something changed.
31816 (eliminate_unnecessary_stmts): Likewise.
31817 (perform_tree_ssa_dce): Return TODO flags when needed.
31818 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
31820 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
31822 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
31823 (fyl2x_extend<mode>xf3_i387): New insn pattern.
31824 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
31825 patterns using X87MODEF12 mode macro. Extend operand 1
31826 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
31827 (log10<mode>2): Ditto.
31828 (log2<mode>2): Ditto.
31829 (log1p<mode>2): Ditto.
31830 (logb<mode>2): Ditto.
31831 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
31832 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
31833 (*fxtractxf3_i387): Rename from *fxtractxf3.
31834 (fxtract_extend<mode>xf3_i387): New insn pattern.
31835 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
31836 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
31837 and gen_fyl2xxf3_i387().
31839 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
31841 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
31842 * cfgloopmanip.c (fix_loop_placement): Made static. Use
31843 get_loop_exit_edges. Changed return type to bool.
31844 * cfgloop.h (fix_loop_placement): Declaration removed.
31846 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
31848 * param.h (MIN_VECT_LOOP_BOUND): New.
31849 * params.def (MIN_VECT_LOOP_BOUND): New.
31850 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
31851 argument - minimum threshold for number of iterations.
31852 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
31853 argument to declaration.
31854 * tree-vect-analyze.c (vect_analyze_operations): Check value of
31855 MIN_VECT_LOOP_BOUND.
31856 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
31857 slpeel_tree_peel_loop_to_edge with additional argument.
31858 (vect_do_peeling_for_alignment): Likewise.
31859 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
31861 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
31864 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
31865 operands of size 1.
31867 2007-01-14 Jan Hubicka <jh@suse.cz>
31869 * tree-dfa.c (remove_referenced_var): New function.
31870 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
31871 prune referenced vars list too.
31872 * tree-flow.h (remove_referenced_var): Declare.
31874 2007-01-14 Jan Hubicka <jh@suse.cz>
31876 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
31878 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
31879 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
31880 * except.h (verify_eh_throw_table_statements): Kill prototype.
31881 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
31882 into call exrepssions.
31883 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
31885 * tree-cfg.c: Include pointer-set.h.
31886 (verify_node_sharing): Work on pointer set.
31887 (verify_eh_throw_stmt_node): New.
31888 (verify_stmts): Use pointers sets, verify throw_stmt.
31890 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
31892 * ipa-reference.c (analyze_function): Consider also addresses taken
31895 2007-01-12 Roger Sayle <roger@eyesopen.com>
31897 * c-typeck.c (null_pointer_constant_p): Replace use of
31898 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31899 (build_c_cast): Likewise.
31901 2007-01-12 Roger Sayle <roger@eyesopen.com>
31903 * tree.h (force_fit_type_double): Remove unused final argument.
31904 * c-common.c (constant_expression_warning): Replace use of
31905 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31906 (convert_and_check): Likewise.
31907 (shorten_compare): Update call to force_fit_type_double.
31908 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
31909 * convert.c (convert_to_pointer): Update call to
31910 force_fit_type_double.
31911 * fold-const.c (force_fit_type_double): Remove overflowed_const
31913 (int_const_binop, fold_convert_const_int_from_int,
31914 fold_convert_const_int_from_real, fold_div_compare,
31915 fold_sign_changed_comparison, fold_unary, fold_negate_const,
31916 fold_abs_const, fold_not_const): Remove the final argument from
31917 calls to force_fit_type_double.
31919 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
31921 * configure.ac: Set insn to "nop" for spu-*-* also.
31922 * configure: Regenerate.
31924 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
31926 * builtins.def : Add BUILT_IN_FREE.
31928 2007-01-12 Jan Hubicka <jh@suse.cz>
31930 PR tree-optimization/30443
31931 * tree-inline.c (tree_function_versioning): Do not optimize when
31932 cloning for inlining.
31934 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
31936 * doc/loop.texi: Document recording of loop exits.
31937 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
31938 (update_single_exits_after_duplication,
31939 update_single_exit_for_duplicated_loop,
31940 update_single_exit_for_duplicated_loops): Removed.
31941 (duplicate_loop_to_header_edge): Do not call
31942 update_single_exits_after_duplication and
31943 update_single_exit_for_duplicated_loops.
31944 (loop_version): Do not update single_exit information.
31945 (fix_loop_structure): Use record_loop_exits instead of
31946 mark_single_exit_loops.
31947 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
31948 the lists of loop exits.
31949 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
31950 split_edge, merge_blocks): Update the lists of loop exits.
31951 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
31952 loop_optimizer_init.
31953 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
31954 of mark_single_exit_loops.
31955 (loop_optimizer_finalize): Call release_recorded_exits.
31956 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
31957 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
31958 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
31959 update single exit information.
31960 * lambda-code.c (perfect_nestify): Ditto.
31961 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
31962 (mark_single_exit_loops): Removed.
31963 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
31964 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
31965 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
31967 (get_loop_exit_edges, single_exit): Use recorded exit lists.
31968 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
31969 (verify_loop_structure): Verify consistency of the exit lists.
31970 (flow_loops_find): Use alloc_loop. Initialize exits hash.
31971 (set_single_exit): Removed.
31972 * cfgloop.h (struct loop_exit): New function.
31973 (struct loop): single_exit_ field replaced by exits field.
31974 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
31975 LOOPS_HAVE_RECORDED_EXITS.
31976 (struct loops): Added exits hash.
31977 (mark_single_exit_loops, set_single_exit): Declaration removed.
31978 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
31980 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31982 * doc/invoke.texi: Avoid use of @headitem.
31984 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31986 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
31988 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31990 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
31993 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31994 Richard Sandiford <richard@codesourcery.com>
31996 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
31997 * config/m68k/m68k.opt: Resort options.
31998 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
32000 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32001 Richard Sandiford <richard@codesourcery.com>
32003 * doc/invoke.texi: Document the macros that are defined by
32004 m68k's -mtune and -mhard-float options.
32005 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
32006 (m68k_cpp_cpu_family): Likewise.
32007 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
32008 of __ucfv*__ macros. Define __mcffpu__ if generating code for
32009 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
32010 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
32011 (m68k_cpp_cpu_family): Likewise.
32013 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32015 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
32016 macros besides mc68000 as tuning macros. Use a switch statement
32017 to set them and mcpu32.
32019 2007-01-12 Julian Brown <julian@codesourcery.com>
32021 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
32022 (TARGET_68040_ONLY): Rename to...
32023 (TARGET_68040): ...this.
32024 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
32025 * config/m68k/m68k.md: Likewise.
32027 2007-01-12 Julian Brown <julian@codesourcery.com>
32028 Nathan Sidwell <nathan@codesourcery.com>
32029 Richard Sandiford <richard@codesourcery.com>
32031 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
32032 the -mcpu= argument associated with the --with-cpu setting.
32033 Define M68K_DEFAULT_TUNE to the default -mtune= option,
32034 if different from the one implied by the -mcpu setting.
32035 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
32036 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
32037 * doc/invoke.texi: Mention ColdFire in the introduction to the
32038 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
32039 -mno-div and -mhard-float options. Make -m68881 a synonym for
32040 -mhard-float. Document the previously-undocumented -m5206e,
32041 -m528x, -m5307 and -m5407 options. Tweak the existing option
32042 documentation for consistency.
32043 * doc/install.texi: Mention new --with-cpu arguments.
32044 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
32045 default CPU if neither -mcpu nor -march are specified.
32046 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
32047 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
32048 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
32049 using m68k_tune to decide between families that implement the
32050 same ISA. Use m68k_tune to set __mcfv4e__.
32051 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
32052 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
32053 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
32054 (FL_ISA_C, FL_ISA_MMU): New macros.
32055 (MASK_COLDFIRE): Delete.
32056 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
32057 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
32058 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
32059 (TARGET_HARD_FLOAT): Do not define here.
32060 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
32061 (TUNE_68000): New macro.
32062 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
32063 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
32064 (TUNE_CFV2): Redefine in terms of m68k_tune.
32065 (uarch_type, target_device, fpu_type): New enums.
32066 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
32067 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
32068 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
32069 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
32070 (FL_FOR_isa_c): New macros.
32071 (m68k_isa): New enum.
32072 (m68k_target_selection): New structure.
32073 (all_devices, all_isas, all_microarchs): New tables.
32074 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
32075 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
32076 (MASK_ALL_CPU_BITS): Delete.
32077 (m68k_find_selection): New function.
32078 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
32079 Map the legacy target options to a combination of the new ones.
32080 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
32081 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
32082 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
32084 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
32085 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
32087 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
32088 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
32089 * config/m68k/m68k-devices.def: New file.
32091 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32092 Nathan Sidwell <nathan@codesourcery.com>
32094 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
32095 (SUBTARGET_EXTRA_SPECS): New macros.
32096 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
32097 use %(asm_cpu_spec) instead.
32098 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
32099 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
32100 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
32101 (EXTRA_SPECS): Rename to...
32102 (SUBTARGET_EXTRA_SPECS): ...this.
32104 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32105 Richard Sandiford <richard@codesourcery.com>
32106 Julian Brown <julian@codesourcery.com>
32108 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32109 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
32110 to the configuration's default CPU.
32111 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
32112 Remove default masks.
32113 (m680[012]0-*-*): Set the default with_cpu to the first part of
32115 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
32116 (m68k*-*-linux): Extend the --with-cpu handling to...
32117 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
32118 and m68010. Don't set target_cpu_default2.
32119 * doc/install.texi: Document --with-cpu for m68k.
32120 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
32121 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
32122 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
32123 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
32124 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
32125 (ASM_SPEC): Remove use of %(asm_cpu_default).
32126 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
32127 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
32128 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
32129 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
32130 __HAVE_FPU__ if TARGET_HARD_FLOAT.
32131 (TARGET_DEFAULT): Delete.
32132 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
32133 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
32134 (CPP_CPU_SPEC): Delete.
32135 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
32136 the appropriate string.
32137 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
32138 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
32139 (ASM_SPEC): Don't use %(asm_default_spec).
32140 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
32141 TARGET_DEFAULT and add MASK_68881.
32142 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
32144 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32146 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
32147 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
32148 MASK_68010 alongside MASK_68020.
32149 * doc/invoke.texi: Document -m68010.
32150 * config/m68k/m68k.opt (m68010): New.
32151 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
32153 (TUNE_68010): New macro.
32154 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
32155 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
32156 (M68K_CPU_m68332): Add MASK_68010.
32157 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
32158 fallback definition.
32159 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
32161 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
32162 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
32163 to all entries that use MASK_68020.
32164 (output_move_simode_const, output_move_himode, output_move_qimode)
32165 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
32166 instead of TARGET_68020 to select clr behavior. Remove comment
32167 about there being no TARGET_68010.
32168 * config/m68k/m68k.md: Likewise throughout.
32170 2007-01-12 Julian Brown <julian@codesourcery.com>
32172 * config/m68k/m68k.h (TARGET_ISAB): New macro.
32173 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
32174 * config/m68k/m68k.md: Likewise.
32176 2007-01-12 Julian Brown <julian@codesourcery.com>
32178 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
32179 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
32181 2007-01-12 Julian Brown <julian@codesourcery.com>
32183 * config/m68k/m68k.h (TUNE_68040_60): New macro.
32184 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
32185 * config/m68k/m68k.md: Likewise.
32187 2007-01-12 Julian Brown <julian@codesourcery.com>
32188 Richard Sandiford <richard@codesourcery.com>
32190 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
32191 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
32192 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
32194 (TARGET_CPU32): Rename to...
32195 (TUNE_CPU32): ...this.
32196 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
32197 (TUNE_CFV2): New macros.
32198 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
32199 remove conditions that are implied by TARGET_68020.
32200 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
32201 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
32202 (m68k_output_function_epilogue): Likewise.
32203 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
32204 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
32205 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
32206 non-68000 timings. Refactor multiplication and division costs.
32207 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
32208 TUNE_CPU32 instead of TARGET_CPU32.
32209 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
32210 and TUNE_68060 instead of TARGET_68060.
32211 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
32212 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
32214 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
32215 && !TARGET_COLDFIRE" to choose between moveq and clr.
32216 Likewise in the unnamed movsf pattern.
32217 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
32218 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
32221 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32223 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
32224 of tabbing before backslashes.
32226 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32228 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
32229 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
32230 (ASM_OUTPUT_INTERNAL_LABEL): Define.
32232 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
32234 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
32235 find_interesting_uses_cond.
32236 (find_interesting_uses_cond): Use extract_cond_operands.
32237 (rewrite_use_compare): Use extract_cond_operands and
32238 force_gimple_operand_bsi. Do not call update_stmt.
32239 (determine_use_iv_cost_condition): Use extract_cond_operands.
32240 Return cheaper of using original bound and changing the exit bound.
32242 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
32244 PR tree-optimization/29516
32245 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
32246 most_expensive_mult_to_index, addr_to_parts,
32247 create_mem_ref, maybe_fold_tmr): Make the type of
32248 fields of TARGET_MEM_REF sizetype.
32249 (move_fixed_address_to_symbol, move_pointer_to_base):
32251 * tree.def (TARGET_MEM_REF): Add comment on types of
32254 2007-01-11 Joseph Myers <joseph@codesourcery.com>
32256 * c-common.c (vector_types_convertible_p): Treat opaque types as
32257 always convertible if they have the same size, but not otherwise.
32259 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
32261 * ifcvt.c (struct noce_if_info): Add comments to the fields.
32262 Remove the b_unconditional field.
32263 (noce_try_sign_mask): Do not look at b_unconditional.
32264 (noce_process_if_block): Do not use merge_if_blocks. Update
32265 the CFG here. Do not set b_unconditional.
32266 (cond_move_process_if_block): Likewise.
32267 (find_cond_trap): Likewise.
32268 (check_cond_move_block): Require simple jump insns at the end
32269 of the basic block.
32271 2007-01-11 Jan Hubicka <jh@suse.cz>
32273 PR tree-optimization/1046
32274 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
32275 when alias info is not ready.
32276 (pass_tail_recursion): Do not require aliasing.
32277 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
32278 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
32279 * tree-ssa-copy.c (pass_copy_prop): Likewise.
32280 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
32281 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
32282 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
32283 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
32285 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
32286 When aliasing is not build, mark statement as volatile.
32288 2007-01-11 Tom Tromey <tromey@redhat.com>
32290 PR preprocessor/15185, PR preprocessor/20989:
32291 * doc/cppopts.texi <-MT>: Update description of algorithm for
32292 computing default target.
32293 <-M, -MD>: Reword "basename" text.
32295 2007-01-11 Roger Sayle <roger@eyesopen.com>
32297 * builtins.c (expand_builtin_pow, expand_builtin_powi,
32298 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
32299 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
32300 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
32301 fold_builtin_bswap, real_constp, fold_builtin_pow,
32302 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
32303 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
32304 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32305 * convert.c (convert_to_pointer): Likewise.
32306 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
32307 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
32308 const_binop, fold_convert_const_int_from_int,
32309 fold_convert_const_int_from_real,
32310 fold_convert_const_real_from_real, sign_bit_p,
32311 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
32312 fold_sign_changed_comparison, fold_unary, fold_comparison,
32313 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
32314 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
32315 * print-tree.c (print_node_brief, print_node): Likewise.
32316 * stor-layout.c (place_field, layout_type): Likewise.
32317 * tree-chrec.c (keep_cast): Likewise.
32318 * tree.c (build_vector, build_real, build_real_from_int_cst,
32319 build_complex): Likewise.
32321 2007-01-11 Roger Sayle <roger@eyesopen.com>
32323 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
32324 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
32326 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
32328 * configure.ac (strict1_warn): Rename to strict_warn.
32329 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
32330 cc_set_by_configure, quoted_cc_set_by_configure,
32331 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
32332 all_boot_languages, all_stagestuff): Remove.
32333 (target_list): Remove bootstrap targets.
32334 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
32335 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
32336 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
32337 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
32338 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
32339 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
32340 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
32341 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
32342 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
32343 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
32344 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
32345 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
32346 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
32347 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
32348 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
32349 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
32350 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
32351 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
32352 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
32353 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
32354 (mostlyclean): Adjust.
32355 (clean, distclean): Don't mention bootstrap stuff.
32356 * configure: Regenerate.
32357 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
32358 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
32359 treelang/config-lang.in (stagestuff): Remove.
32360 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
32361 stageprofile, stagefeedback, stagestuff): Remove mention.
32363 2007-01-11 Nick Clifton <nickc@redhat.com>
32365 * config/mcore/predicates.md (mcore_general_movesrc_operand):
32367 (mcore_general_movdst_operand): Do not accept CONST_INTs.
32368 (mcore_arith_K_S_operand): Run the test for the S constraint not
32369 the test for the M constraint.
32370 (mcore_addsub_operand): Do not accept integer values that are
32371 larger than 32 bits.
32372 * config/mcore/mcore.md: Remove unused constraints from split.
32373 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
32374 (addsi3): Likewise.
32375 (allocate_stack): Likewise.
32376 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
32377 operands to 32 bits.
32378 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
32380 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
32381 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
32382 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
32383 mcore_output_bclri, mcore_output_andn, output_inline_const,
32384 mcore_output_move, mcore_output_movedouble): Likewise.
32385 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
32386 (output_inline_const): Likewise.
32387 (output_inline_const): Fix format strings used in sprintf
32389 * config/mcore/mcore-protos.h: Update prototypes for changed
32390 functions in mcore.c.
32391 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
32392 HOST_WIDE_INT and not int.
32393 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
32394 CONST_OK_FOR_N): Likewise.
32395 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
32396 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
32399 2007-01-10 Jan Hubicka <jh@suse.cz>
32401 * tree-vrp.c (remove_range_assertions): Release defs.
32402 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
32403 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
32405 2007-01-10 Paul Brook <paul@codesourcery.com>
32407 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
32408 * config/arm/arm.md (mulsi3subsi): New insn.
32410 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
32412 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
32413 (tree_transform_and_unroll_loop): New.
32414 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
32417 2007-01-10 Robert Kennedy <jimbob@google.com>
32419 * fold-const.c (fold_comparison): Fold comparisons like (x *
32420 1000 < 0) to (x < 0).
32422 2007-01-10 Ian Lance Taylor <iant@google.com>
32424 * tree-pretty-print.c (dump_generic_node): Print parentheses when
32425 operands have the same priority.
32427 2007-01-10 Tom Tromey <tromey@redhat.com>
32429 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
32430 (fold_binary): Likewise.
32431 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
32432 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
32433 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
32434 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
32435 * langhooks.h (struct lang_hooks): Removed field
32436 'can_use_bit_fields_p'.
32438 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
32440 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
32442 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
32444 * function.c (get_last_funcdef_no): New function.
32445 * function.h (get_last_funcdef_no): Declare.
32446 * tree-inline.c (initialize_cfun): Add initialization.
32447 (tree_function_versioning): Cleanup.
32449 2007-01-10 Jan Hubicka <jh@suse.cz>
32451 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
32454 2007-01-10 Sa Liu <saliu@de.ibm.com>
32455 Ben Elliston <bje@au.ibm.com>
32457 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
32458 for SAVE_NONLOCAL and Pmode for any other save level.
32459 * spu-protos.h (spu_restore_stack_block): Declare.
32460 * spu.md (save_stack_block): Remove.
32461 (restore_stack_block): Call spu_restore_stack_block.
32462 * spu.c (spu_restore_stack_block): New function.
32463 (spu_expand_epilogue): Remove old comment.
32465 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
32467 PR tree-optimization/30322
32468 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
32469 (cand_value_at): Return the value as aff_tree.
32470 (may_eliminate_iv): Convert the bound from aff_tree to tree.
32471 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
32472 aff_combination_mult): New functions.
32473 (aff_combination_add): Use aff_combination_add_cst.
32474 (aff_combination_convert): Allow conversions to a wider type.
32475 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
32476 * tree-affine.h (aff_combination_mult): Declare.
32478 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
32480 * doc/tm.texi: Update documentation to reflect reality of exec
32481 and start file search behaviours. Update copyright year.
32482 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
32483 header file directories.
32485 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
32487 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
32488 (*cosxf2): Rename to cosxf2_i387.
32489 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
32490 using X87MODEF12 mode macro. Rename patterns to
32491 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
32493 (*cosdf2, *cossf2): Ditto.
32494 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
32495 to match extended input operands.
32496 (sincos<mode>3): New expander.
32497 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
32498 insn patterns and corresponding splitters.
32500 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
32502 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
32503 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
32505 2007-01-09 Nicolas Pitre <nico@cam.org>
32508 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
32510 2007-01-08 Geoffrey Keating <geoffk@apple.com>
32512 * target.h (struct gcc_target): New field library_rtti_comdat.
32513 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
32514 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
32515 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
32516 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
32518 2007-01-08 Geoffrey Keating <geoffk@apple.com>
32520 * doc/invoke.texi (Optimize Options): Correct description of -O0.
32522 2007-01-08 Richard Guenther <rguenther@suse.de>
32524 * tree.h (force_fit_type_double): Export.
32525 (force_fit_type): Remove.
32526 * fold-const.c (force_fit_type_double): New function.
32527 (force_fit_type): Remove.
32528 (int_const_binop): Use it.
32529 (fold_convert_const_int_from_int): Likewise.
32530 (fold_convert_const_int_from_real): Likewise.
32531 (fold_div_compare): Likewise.
32532 (fold_sign_changed_comparison): Likewise.
32533 (fold_unary): Likewise.
32534 (fold_negate_const): Likewise.
32535 (fold_abs_const): Likewise.
32536 (fold_not_const): Likewise.
32537 * c-common.c (shorten_compare): Use force_fit_type_double.
32538 * convert.c (convert_to_pointer): Likewise.
32540 2007-01-08 Richard Guenther <rguenther@suse.de>
32542 * tree.h (build_int_cst_wide_type): Export.
32543 * tree.c (build_int_cst_wide_type): New function.
32544 (build_int_cst_wide): Fix comment.
32545 * builtins.c (fold_builtin_object_size): Use build_int_cst
32546 to build -1 or 0 of the correct type. Use fit_double_type
32547 to check for overflow.
32548 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
32550 (decode_field_reference): Likewise.
32551 (all_ones_mask_p): Likewise.
32552 (native_interpret_int): Use build_int_cst_wide_type.
32553 (fold_binary): Use build_int_cst_type to build an all-ones
32555 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
32557 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
32559 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
32561 2007-01-09 Ben Elliston <bje@au.ibm.com>
32563 * genautomata.c (STATS_OPTION): New option.
32564 (stats_flag): New flag.
32565 (gen_automata_option): Handle it.
32566 (initiate_automaton_gen): Ditto.
32567 (write_automata): Output statistics only if stats_flag is
32568 set. Likewise, output time statistics only if time_flag is set.
32569 * doc/md.texi (Processor pipeline description): Document new flag.
32571 2007-01-08 Richard Guenther <rguenther@suse.de>
32573 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
32574 * tree.c (build_int_cst_type): Likewise.
32575 (size_in_bytes): Don't call force_fit_type on the result.
32576 (int_fits_type_p): Use fit_double_type.
32577 * fold-const.c (fit_double_type): New function.
32578 (force_fit_type): Use it.
32579 * tree.h (fit_double_type): Export.
32581 2007-01-08 Jan Hubicka <jh@suse.cz>
32583 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
32584 * ipa.c (function_and_variable_visibility): Fix return type.
32586 2007-01-08 Richard Guenther <rguenther@suse.de>
32588 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
32589 of offset to build the index.
32590 * tree-pretty-print.c (dump_generic_node): Don't build negated
32591 const just for printing.
32592 * c-pretty-print.c (pp_c_integer_constant): Likewise.
32593 * builtins.c (fold_builtin_int_roundingfn): Check if result
32594 fits the type by using force_fit_type and comparing the result.
32595 * predict.c (predict_loops): Use compare_tree_int for comparison.
32596 * tree.c (build_int_cst): Fall back to integer_type_node for
32598 (build_int_cst_wide): Assert type is non-null.
32600 2007-01-08 Roberto Costa <roberto.costa@st.com>
32602 * tree-vrp.c (extract_range_from_cond_expr): New.
32603 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
32604 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
32606 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
32607 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
32608 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
32609 used as expressions.
32610 * tree-object-size.c (cond_expr_object_size): New.
32611 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
32613 2007-01-08 Jan Hubicka <jh@suse.cz>
32615 * tree-ssa-forwprop.c (forward_propagate_into_cond,
32616 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
32619 2007-01-08 Richard Guenther <rguenther@suse.de>
32621 PR tree-optimization/23603
32622 * tree-vrp.c (set_value_range_to_truthvalue): New function.
32623 (extract_range_from_binary): Fall back to truthvalue instead of
32624 varying for TRUTH_*_EXPR.
32625 (extract_range_from_comparison): Fall back to truthvalue instead of
32627 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
32628 if all visited PHI values were constant.
32630 2007-01-08 Jan Hubicka <jh@suse.cz>
32632 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
32633 (cgraph_analyze_function): break out from ...
32634 (cgraph_finalize_compilation_unit): ... here.
32635 (cgraph_expand_function): Remove forgoten commented out line.
32636 (cgraph_optimize): Analyze functions.
32638 2007-01-08 Jan Hubicka <jh@suse.cz>
32640 * tree-pas.h (TODO_remove_function): New flag.
32641 (TODO_update*): Renumber.
32642 (pass_ipa_increase_alignment,
32643 pass_ipa_function_and_variable_visibility): New passes.
32644 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
32645 (cgraph_function_and_variable_visibility): Move to ipa.c
32646 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
32647 cgraph_increase_alignment.
32648 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
32649 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
32650 calling tree-inline.
32651 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
32652 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
32653 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
32654 (gate_increase_alignment): New function.
32655 (pass_ipa_increase_alignment): New pass.
32656 * ipa.c: Inline tree-pass.h and timevar.h
32657 (function_and_variable_visibility): Move here from cgraphunit.c
32658 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
32659 * passes.c (init_optimization_passes): Add the two new passes.
32660 (execute_todo): Handle cgraph_remove_functions.
32662 2007-01-08 Nick Clifton <nickc@redhat.com>
32664 * config/frv/predicates.md (reg_or_0_operand): Accept
32667 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
32669 * config/bfin/rtems.h, config/bfin/t-rtems: New.
32670 * config.gcc: Add bfin*-rtems*.
32672 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
32674 * c.opt: Add -flax-vector-conversions.
32675 * c-typeck.c (convert_for_assignment): Pass flag to
32676 vector_types_convertible_p to allow emission of note.
32677 (digest_init): Likewise.
32678 * c-opts.c: Handle -flax-vector-conversions.
32679 * c-common.c (flag_lax_vector_conversions): New.
32680 (vector_types_convertible_p): Unless -flax-vector conversions
32681 has been passed, disallow conversions between vectors with
32682 differing numbers of subparts and/or element types. If such
32683 a conversion is disallowed, possibly emit a note on the first
32684 occasion only to inform the user of -flax-vector-conversions.
32685 The new last argument specifies this.
32686 * c-common.h (flag_lax_vector_conversions): New.
32687 (vector_types_convertible_p): Add extra argument.
32688 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
32689 char_type_node for V*QI type vectors.
32690 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
32691 Update to satisfy new typechecking rules.
32692 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
32693 C and C++ variants.
32694 * doc/invoke.texi (C Dialect Options): Document
32695 -flax-vector-conversions.
32697 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
32699 PR tree-optimization/29877
32700 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
32701 a register variable on the RHS to not be replaceable.
32703 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
32704 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
32705 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
32706 const_simm15, const_pow2, const_npow2): Added.
32707 * config/score/misc.md (insv, extv, extzv, movmemsi,
32708 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
32709 * config/score/score.c (score_address_cost, score_select_cc_mode):
32711 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
32712 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
32713 Update score_print_operand.
32714 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
32715 Adjust register allocate order and update some macro define.
32716 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
32717 mdx_block_move_straight, mdx_block_move_loop_head,
32718 mdx_block_move_loop_body, mdx_block_move_loop_foot,
32719 mdx_block_move_loop, mdx_block_move): Added.
32720 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
32721 mdp_limm): Updated and fix some bug and typo.
32722 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
32723 (movsf, movdf, doloop_end): Added.
32725 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
32727 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
32728 config/arm/thumb2.md: Fix comment typos.
32729 * doc/extend.texi: Fix a typo.
32731 2007-01-07 Eric Christopher <echristo@apple.com>
32733 * configure.ac: Check for __stack_chk_fail for darwin.
32734 * configure: Regenerate.
32736 2007-01-07 Richard Guenther <rguenther@suse.de>
32738 * tree-vrp.c (extract_range_from_assert): CSE calls to
32739 compare_values where possible.
32740 (extract_range_from_unary_expr): Likewise.
32742 2007-01-07 Anatoly Sokolov <aesok@post.ru>
32744 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
32745 * config/avr/avr.c (call_insn_operand): Delete function.
32746 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
32747 instead of register number. Use predicates.
32748 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
32749 call_insn_operand): Add.
32751 2007-01-06 Jan Hubicka <jh@suse.cz>
32753 * tree-pass.h (pass_build_cgraph_edges): Declare.
32754 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
32755 (visited_nodes): Remove.
32756 (cgraph_create_edges): Move to cgraphbuild.c; rename to
32757 build_cgrpah_edges; make visited_nodes local.
32758 (cgraph_process_new_functions): DO not call initialize_inline_failed.
32759 (record_references_in_initializer): Move to cgraphbuild.c
32760 (initialize_inline_failed, rebuild_cgraph_edges,
32761 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
32762 (verify_cgraph_node): Make visited_nodes local.
32763 (cgraph_analyze_function): Do not call cgraph_create_edges and
32764 initialize_inline_failed.
32765 (cgraph_expand_function): Do not call cgraph_lower_function;
32766 assert that function is already lowered.
32767 * Makefile.in (cgraphbuild.o): New.
32768 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
32769 at the end of lowering passes.
32771 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
32773 * ifcvt.c (cond_move_convert_if_block): New function, code
32774 factored out from...
32775 (cond_move_process_if_block): ...here. Call the new function
32776 on the THEN and ELSE blocks.
32777 (merge_if_block): Do not copy global_live_at_end, merge_blocks
32778 already takes care of this.
32780 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32783 * tree.h (TREE_OVERFLOW_P): New.
32784 * c-typeck.c (parser_build_unary_op): Warn only if result
32785 overflowed and operands did not.
32786 (parser_build_binary_op): Likewise.
32787 (convert_for_assignment): Remove redundant overflow_warning.
32788 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
32790 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32792 * c-typeck.c (store_init_value): Split over two lines to follow
32793 the GNU coding style.
32795 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
32797 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
32798 __GXX_EXPERIMENTAL_CXX0X__.
32799 * doc/cpp.texi: Same.
32801 2007-01-05 Richard Guenther <rguenther@suse.de>
32803 PR middle-end/27826
32804 * tree.c (get_narrower): Do not construct COMPONENT_REFs
32805 with mismatched types. Instead explicitly build a
32806 conversion NOP_EXPR.
32808 2007-01-05 Ian Lance Taylor <iant@google.com>
32810 * c-common.c (decl_with_nonnull_addr_p): New function.
32811 (c_common_truthvalue_conversion): Call it.
32812 * c-typeck.c (build_binary_op): Likewise.
32813 * c-common.h (decl_with_nonnull_addr_p): Declare.
32815 2007-01-05 Jakub Jelinek <jakub@redhat.com>
32818 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
32821 2007-01-05 Joel Brobecker <brobecker@adacore.com>
32823 * doc/install.texi (Final install): Document the fact that
32824 the GNAT runtime should not be stripped.
32826 2007-01-04 Jan Hubicka <jh@suse.cz>
32828 * tree-inline.c (fold_marked_statements): Update operand caches
32829 and EH after folding
32831 2007-01-04 Ian Lance Taylor <iant@google.com>
32833 * c-common.c (check_function_nonnull): Whitespace fix.
32835 2007-01-04 Jan Hubicka <jh@suse.cz>
32837 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
32838 comitted older version of patch.
32839 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
32840 function, celanup cfg and collect garbage.
32842 2007-01-04 Mike Stump <mrs@apple.com>
32844 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
32847 2007-01-04 Eric Christopher <echristo@apple.com>
32849 * libgcc2.c (__bswapsi2): Use SItype.
32850 (__bswapdi2): Use DItype.
32851 * libgcc2.h: Update for above.
32853 2007-01-04 Paul Brook <paul@codesourcery.com>
32855 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
32856 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
32857 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
32858 umulsidi3, umulsidi3adddi, smulsi3_highpart,
32859 umulsi3_highpart): Make conditional on !arm_arch6.
32860 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
32861 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
32862 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
32863 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
32864 umulsi3_highpart_v6): New insns.
32866 2007-01-04 Roger Sayle <roger@eyesopen.com>
32868 * fold-const.c (fold_convert): When casting an expression to void,
32869 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
32870 have a type. Instead of attempting to build a NOP_EXPR, return
32871 these "special" trees directly.
32873 2007-01-04 Joseph Myers <joseph@codesourcery.com>
32875 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
32876 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
32877 rs6000_cost->fp not 0 as adjustment for outer NEG.
32879 2007-01-04 Jan Hubicka <jh@suse.cz>
32881 * cgraph.c (cgraph_release_function_body): New function.
32882 (cgraph_remove_node): Use it.
32883 * cgraph.h (cgraph_release_function_body): Declare.
32884 * cgraphunit.c (cgraph_expand_function): Use it.
32885 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
32886 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
32887 is initialized and while compilation of other function is running.
32888 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
32889 statement CFG annotations from here to ...
32890 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
32892 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
32894 * cfgloop.h (enum li_flags): Make the constants powers of two.
32896 2007-01-04 Jan Hubicka <jh@suse.cz>
32898 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
32900 (fold_marked_statements): New function.
32901 (optimize_inline_calls, tree_function_versioning): Fold new statements.
32902 * tree-inline.h (copy_body_data): Add statements_to_fold.
32904 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
32906 * config.gcc: Mention libgcc/config.host.
32907 * Makefile.in: Update comments mentioning libgcc.
32908 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
32909 (all.cross, start.encap, rest.encap, rest.cross): Update
32910 dependencies for libgcc move.
32911 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
32912 (clean-target, clean-target-libgcc): Delete.
32913 (srcdirify, GCC_EXTRA_PARTS): New macros.
32914 (libgcc-support, libgcc.mvars): New rules.
32915 (distclean): Remove mention of mklibgcc.
32916 (install): Don't reference INSTALL_LIBGCC.
32917 (install-common): Don't reference EXTRA_PARTS.
32918 (install-libgcc, install-multilib): Delete rules.
32919 * mklibgcc.in: Delete file.
32920 * doc/configfiles.texi: Don't mention mklibgcc.
32922 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
32923 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
32924 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
32925 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
32926 (mklibgcc, ldblspecs): Likewise.
32928 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
32929 (posixpre.def): Use $(T).
32930 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
32931 (SHLIB_SRC, SHLIB_INSTALL): Delete.
32932 (SHLIB_LINK): Make dummy.
32933 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
32935 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
32937 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
32938 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
32939 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
32940 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
32942 * configure.ac (all_outputs): Remove mklibgcc.
32943 * configure: Regenerated.
32945 2007-01-03 Josh Conner <jconner@apple.com>
32947 PR middle-end/29683
32948 * calls.c (compute_argument_addresses): Set stack and stack_slot
32949 for partial args, too.
32950 (store_one_arg): Use locate.size.constant for the size when
32951 generating a save_area.
32953 2007-01-03 Robert Kennedy <jimbob@google.com>
32955 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
32956 whose definitions are deleted due to basic block merging.
32958 2007-01-03 Paul Brook <paul@codesourcery.com>
32961 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
32963 (use_return_insn): Return 0 for Thumb interrupt functions.
32964 (print_multi_reg): Add rfe argument for IRQ returns.
32965 (arm_output_epilogue): Pop interrupt return address directly into PC.
32966 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
32968 2007-01-03 Paul Brook <paul@codesourcery.com>
32970 Merge from sourcerygxx-4_1.
32971 * config/arm/thumb2.md: New file.
32972 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
32974 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
32975 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
32976 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
32977 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
32979 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
32980 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
32982 * config/arm/ieee754-sf.S: Ditto.
32983 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
32984 (thumb1_base_register_rtx_p): ... to this.
32985 (thumb_index_register_rtx_p): Rename...
32986 (thumb1_index_register_rtx_p): ... to this.
32987 (thumb_output_function_prologue): Rename...
32988 (thumb1_output_function_prologue): ... to this.
32989 (thumb_legitimate_address_p): Rename...
32990 (thumb1_legitimate_address_p): ... to this.
32991 (thumb_rtx_costs): Rename...
32992 (thumb1_rtx_costs): ... to this.
32993 (thumb_compute_save_reg_mask): Rename...
32994 (thumb1_compute_save_reg_mask): ... to this.
32995 (thumb_final_prescan_insn): Rename...
32996 (thumb1_final_prescan_insn): ... to this.
32997 (thumb_expand_epilogue): Rename...
32998 (thumb1_expand_epilogue): ... to this.
32999 (arm_unwind_emit_stm): Rename...
33000 (arm_unwind_emit_sequence): ... to this.
33001 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
33002 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
33003 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
33004 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
33005 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
33006 thumb2_output_casesi): New functions.
33007 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
33008 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
33009 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
33010 THUMB2_WORK_REGS): Define.
33011 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
33012 arm_condexec_mask, arm_condexec_masklen)): New variables.
33013 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
33014 (arm_override_options): Check new CPU capabilities.
33015 Set new architecture flag variables.
33016 (arm_isr_value): Handle v7m interrupt functions.
33017 (user_return_insn): Return 0 for v7m interrupt functions. Handle
33019 (const_ok_for_arm): Handle Thumb-2 constants.
33020 (arm_gen_constant): Ditto. Use movw when available.
33021 (arm_function_ok_for_sibcall): Return false for v7m interrupt
33023 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
33024 (thumb_find_work_register, arm_load_pic_register,
33025 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
33026 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
33027 print_multi_reg, output_mov_long_double_fpa_from_arm,
33028 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
33029 output_mov_double_fpa_from_arm, output_move_double,
33030 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
33031 output_return_instruction, arm_output_function_prologue,
33032 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
33033 arm_output_mi_thunk, thumb_set_return_address): Ditto.
33034 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
33035 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
33036 (arithmetic_instr, shift_op): Use arm_shift_nmem.
33037 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
33039 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
33040 (thumb_expand_prologue): Use thumb_set_frame_pointer.
33041 (arm_file_start): Output directive for unified syntax.
33042 (arm_unwind_emit_set): Handle stack alignment instruction.
33043 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
33044 Add v6t2, v7, v7a, v7r and v7m.
33045 (RETLDM): Add Thumb-2 code.
33046 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
33047 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
33048 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
33049 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
33050 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
33051 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
33052 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
33053 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
33054 ADJUST_INSN_LENGTH): Define.
33055 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
33056 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
33057 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
33058 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
33059 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
33060 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
33061 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
33062 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
33063 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
33064 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
33065 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
33066 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
33067 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
33068 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
33069 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
33070 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
33071 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
33073 * config/arm/arm-tune.md: Regenerate.
33074 * config/arm/arm-protos.h: Update prototypes.
33075 * config/arm/vfp.md: Enable patterns for Thumb-2.
33076 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
33077 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
33078 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
33079 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
33080 * config/arm/libunwind.S: Add Thumb-2 code.
33081 * config/arm/constraints.md: Update include Thumb-2.
33082 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
33083 * config/arm/ieee754-df.S: Ditto.
33084 * config/arm/bpabi.S: Ditto.
33085 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
33086 * config/arm/predicates.md (low_register_operand,
33087 low_reg_or_int_operand, thumb_16bit_operator): New.
33088 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
33089 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
33090 * config/arm/t-arm-elf: Add armv7 multilib.
33091 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
33093 (UNSPEC_STACK_ALIGN, ce_count): New.
33094 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
33095 arm_zero_extendsidi2, arm_zero_extendqidi2): New
33097 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
33098 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
33099 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
33100 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
33101 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
33102 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
33104 * doc/extend.texi: Document ARMv7-M interrupt functions.
33105 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
33107 2007-01-03 Jakub Jelinek <jakub@redhat.com>
33109 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
33110 (struct _Unwind_Context): Rename args_size to flags, remove
33111 signal_frame field, add a new args_size field and version field.
33112 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
33113 _Unwind_IsExtendedContext): New inline functions.
33114 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
33115 Assume by_value array is only present if _Unwind_IsExtendedContext.
33116 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
33117 _Unwind_IsSignalFrame.
33118 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
33119 (uw_update_context_1): Use _Unwind_SetSignalFrame.
33120 (uw_init_context_1): Initialize context->flags to
33121 EXTENDED_CONTEXT_BIT.
33122 * config/rs6000/linux-unwind.h (frob_update_context): Use
33123 _Unwind_SetSignalFrame.
33125 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
33127 PR middle-end/30353
33128 * gimplify.c (gimplify_modify_expr_complex_part): Move below
33129 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
33132 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
33134 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
33135 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
33136 RET, AT_SP): Remove.
33137 * config/i386/i386.md (*sse_prologue_save_insn): Use return
33140 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33141 * cfgbuild.c (find_basic_blocks): Likewise.
33142 * cfgrtl.c (rtl_create_basic_block): Likewise.
33143 * function.c (temp_slots_at_level): Likewise.
33144 * reg-stack.c (stack_regs_mentioned): Likewise.
33145 * regclass.c (allocate_reg_info): Likewise.
33146 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33147 set_bb_for_stmt, move_block_to_fn): Likewise.
33148 * tree-complex.c (tree_lower_complex): Likewise.
33149 * vec.h (VEC_safe_grow_cleared): New.
33151 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
33153 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
33155 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
33156 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
33158 * cfgloopmanip.c (scale_loop_frequencies): Export.
33159 (loopify): Scale the frequencies by prescribed coefficients.
33160 (set_zero_probability): New function.
33161 (duplicate_loop_to_header_edge): Improve updating of frequencies.
33162 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
33163 and frequencies according to arguments.
33164 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
33166 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
33167 * modulo-sched.c (sms_schedule): Set probabilities for entering
33168 versioned loop correctly.
33169 * tree-vect-transform.c (vect_transform_loop): Ditto.
33170 * cfgloop.h (loopify, loop_version): Declaration changed.
33171 (scale_loop_frequencies): Declared.
33173 2007-01-02 Jan Hubicka <jh@suse.cz>
33175 * cgraph.c: Include tree-flow.h
33176 (cgraph_add_new-function): Handle IPA_SSA mode; execute
33177 early_local_passes.
33178 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
33179 * tree-pass.h (pass_all_early_optimizations): Declare.
33180 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
33181 early_local_passes.
33182 (cgraph_analyze_function): Do early_local_passes.
33183 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
33184 Do not add referenced vars.
33185 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
33187 (gate_all_early_local_passes): New gate.
33188 (pass_early_local_passes): Use new gate.
33189 (execute_early_local_optimizations): New functions.
33190 (gate_all_early_optimizations): New gate.
33191 (pass_all_early_optimizations): New pass.
33192 (execute_free_datastructures): Free SSA only when initialized.
33193 (gate_init_datastructures): Init only when optimizing.
33194 (tree_lowering_passes): Do early local passes when called late.
33195 * tree-profile.c (do_tree_profiling): Don't profile functions added
33197 (do_early_tree_profiling, pass_early_tree_profile): Kill.
33198 * tree-cfg.c (update_modified_stmts): Do not update when operands are
33200 * passes.c (init_optimizations_passes): Reorder so we go into SSA
33201 during early_local_passes.
33202 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
33205 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
33207 * Makefile.in: Update copyright year.
33209 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
33211 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
33212 in $(lang_checks) and check-consistency targets.
33214 2007-01-02 Jan Hubicka <jh@suse.cz>
33216 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
33217 Do not add referenced vars.
33218 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
33220 * passes.c (init_optimization_passes): Put mudflap_2 after
33221 free_datastructures.
33223 2007-01-02 Jan Hubicka <jh@suse.cz>
33225 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
33226 Set NOTHROW flag on call statements proved to be nothrow.
33227 Update statement of local calls so new pure/const functions are
33228 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
33230 (tree_rest_of_compilation): Register hooks and initialize bitmap
33231 early. Do not set after_inlining flag.
33233 2007-01-02 Steve Ellcey <sje@cup.hp.com>
33235 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
33236 HOST_BITS_PER_LONGLONG
33238 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33241 * c-typeck.c (store_init_value): Don't emit pedantic overflow
33242 warning for non-static initializers.
33244 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
33246 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
33247 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
33248 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
33249 Always use set_unique_reg_note to add REG_EQUAL notes.
33251 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33254 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33256 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33257 * cfgbuild.c (find_basic_blocks): Likewise.
33258 * cfgrtl.c (rtl_create_basic_block): Likewise.
33259 * function.c (temp_slots_at_level): Likewise.
33260 * reg-stack.c (stack_regs_mentioned): Likewise.
33261 * regclass.c (allocate_reg_info): Likewise.
33262 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33263 set_bb_for_stmt, move_block_to_fn): Likewise.
33264 * tree-complex.c (tree_lower_complex): Likewise.
33265 * vec.h (VEC_safe_grow_cleared): New.
33267 2007-01-02 Ian Lance Taylor <iant@google.com>
33269 * c-common.c (c_common_truthvalue_conversion): When warning about
33270 using an assignment as a truth value, set TREE_NO_WARNING.
33272 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33275 * c.opt (Wold-style-declaration): New.
33276 * doc/invoke.texi (C-only Warning Options): New.
33277 (Wold-style-declaration): Document it.
33278 (Wextra): Enabled by -Wextra.
33279 * c-opts.c (c_common_post_options): Enabled by -Wextra.
33280 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
33281 -Wold-style-declaration.
33283 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33285 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33286 * cfgbuild.c (find_basic_blocks): Likewise.
33287 * cfgrtl.c (rtl_create_basic_block): Likewise.
33288 * function.c (temp_slots_at_level): Likewise.
33289 * reg-stack.c (stack_regs_mentioned): Likewise.
33290 * regclass.c (allocate_reg_info): Likewise.
33291 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33292 set_bb_for_stmt, move_block_to_fn): Likewise.
33293 * tree-complex.c (tree_lower_complex): Likewise.
33294 * vec.h (VEC_safe_grow_cleared): New.
33296 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
33298 * c-common.c (c_common_nodes_and_builtins): Since variants of
33299 void_type_node get built before it is given a name, we need to
33300 give those variants the name, too.
33301 (complete_array_type): We need to work with the canonical main
33302 type of the array, from which we will build the qualified version.
33303 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
33304 * print-tree.c (print_node): Display canonical type information
33306 * stor-layout.c (layout_type): When we don't know the
33307 alignment of a type for which we're building an array, we end up
33308 guessing wrong, so make the type require structural equality.
33309 * tree.c (make_node_stat): When we build a new type, it is its
33310 own canonical type.
33311 (build_type_attribute_qual_variant): When building an attribute
33312 variant, its canonical type is the non-attribute variant. However,
33313 if the attributes are target-dependent and they differ, we need to
33314 use structural equality checks for this type.
33315 (build_qualified_type): A qualified type is not equivalent to its
33316 unqualified variant; set the canonical type appropriately.
33317 (build_distinct_type_copy): When building a distinct type from
33318 another type, the new type is its own canonical type.
33319 (build_variant_type_copy): When building a new type variant, we
33320 assume that it is equivalent to the original type.
33321 (build_pointer_type_for_mode): When building a pointer type, also
33322 build a canonical type pointer.
33323 (build_reference_type_for_mode): When building a reference type,
33324 also build a canonical type reference.
33325 (build_index_type): When we can't hash an index type (e.g.,
33326 because its maximum value is negative), the index type requires
33327 structural equality tests.
33328 (build_array_type): Build the canonical form of an array type.
33329 (build_function_type): Function types require structural equality,
33330 because they contain default arguments, attributes, etc.
33331 (build_method_type_directly): Ditto for method types.
33332 (build_offset_type): Build the canonical offset type.
33333 (build_complex_type): Build the canonical vector type.
33334 (make_vector_type): Build the canonical vector type.
33335 * tree.h (TYPE_CANONICAL): New.
33336 (TYPE_STRUCTURAL_EQUALITY_P): New.
33337 (SET_TYPE_STRUCTURAL_EQUALITY): New.
33338 (struct tree_type): Added "canonical" field.
33339 * params.h (VERIFY_CANONICAL_TYPES): New.
33340 * doc/c-tree.texi (TYPE_CANONICAL): Document.
33341 (TYPE_STRUCTURAL_EQUALITY_P): Document.
33342 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
33343 * doc/invoke.texi (verify-canonical-types): Document --param
33344 parameter for verifying canonical types.
33346 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33348 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
33349 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
33350 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
33351 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
33353 * config/rs6000/e500.h: New.
33354 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
33355 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
33357 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
33358 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
33359 TARGET_E500_DOUBLE): Remove.
33360 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
33361 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
33362 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
33363 * config/rs6000/rs6000.c (rs6000_override_options): Use
33364 CHECK_E500_OPTIONS.
33366 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33368 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
33369 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
33370 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
33371 rs6000_emit_cmove): Don't check TARGET_E500.
33372 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
33373 sordered): Don't check TARGET_E500.
33375 2007-01-01 Eric Christopher <echristo@apple.com>
33377 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
33378 HARD_REGISTER_NUM_P.
33380 2007-01-01 Roger Sayle <roger@eyesopen.com>
33382 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
33383 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
33384 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
33387 2007-01-01 Mike Stump <mrs@apple.com>
33389 * configure.ac: Remove support for building with Apple's gcc-3.1.
33391 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33393 PR middle-end/30311
33394 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
33395 REG is a hard register. Do not modify REG before calling
33397 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
33398 multiple of the size of YMODE for certain lowpart cases.
33400 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33402 PR middle-end/30253
33403 * gimplify (voidify_wrapper_expr): Update for
33404 GIMPLE_MODIFY_STMT.
33406 2007-01-01 Andreas Schwab <schwab@suse.de>
33409 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
33410 save of BR0 in extra_spill_size instead of spill_size.
33411 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
33413 (ia64_expand_epilogue): Restore BR0 from its new location.
33415 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33417 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
33418 Use a temporary variable if the left hand side is not a gimple
33421 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33423 * gimplify.c (gimplify_return_expr): Make the temporary variable
33424 for the return expression, a gimple register variable.
33426 2007-01-01 Jan Hubicka <jh@suse.cz>
33428 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
33431 2007-01-01 Mike Stump <mrs@apple.com>
33433 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
33435 * config/darwin.c (machopic_select_rtx_section): Use
33436 HAVE_GAS_LITERAL16.
33437 (darwin_mergeable_constant_section): Likewise.
33438 * configure: Regenerate.
33439 * config.in: Regenerate.
33441 2007-01-01 Jan Hubicka <jh@suse.cz>
33442 Andrew Pinski <pinskia@gmail.com>
33444 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
33445 before starting IPA passes.