1 2007-10-18 David S. Miller <davem@davemloft.net>
4 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
5 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
6 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
7 (include): Add inclusion of niagara2.md
8 * config/sparc/sparc.c (niagara2_costs): New.
9 (sparc_override_options): Add niagara2 entry to cpu_default[]
10 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
11 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
12 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
13 (sparc_initialize_trampoline): Handle niagara2 like niagara.
14 (sparc64_initialize_trampoline): Likewise.
15 (sparc_use_sched_lookahead): Likewise.
16 (sparc_issue_rate): Likewise.
17 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
19 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
20 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
22 (PROCESSOR_NIAGARA2): New.
23 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
24 (BRANCH_COST): Likewise.
25 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
26 * config/sparc/sol2.h: Likewise.
27 * config/sparc/niagara2.md: New file.
29 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
31 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
33 (mips_compute_frame_info): Remove associated code.
34 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
36 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
38 * config/mips/mips-protos.h (compute_frame_size): Delete.
39 * config/mips/mips.h: Update comments.
40 * config/mips/mips.c (mips_frame_info): Remove initialized.
41 (compute_frame_size): Rename to...
42 (mips_compute_frame_info): ...this and make static. Remove the
43 SIZE argument and return no value. Remove the setting of initialized.
44 Update rest of file accordingly.
45 (mips_set_return_address): Don't call compute_frame_size.
46 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
47 Don't call compute_frame_size.
49 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
51 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
52 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
53 mips_hard_frame_pointer_required.
54 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
56 * config/mips/mips.c (mips_frame_pointer_required): New function.
58 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
60 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
61 and hard_frame_pointer_offset.
62 (mips_debugger_offset): Use hard_frame_pointer_offset.
63 (mips16e_collect_argument_save_p): Likewise.
64 (compute_frame_size): Initialize arg_pointer_offset and
65 hard_frame_pointer_offset.
66 (mips_initial_elimination_offset): Use them.
67 (mips_output_function_prologue): Use hard_frame_pointer_offset.
68 (mips_expand_prologue, mips_expand_epilogue): Likewise.
70 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
72 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
74 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
75 "unsigned int" rather than "int" and put them with the other
76 register-related fields. Put expanded comments above fields
77 rather than to their right.
78 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
79 with a NUM_REGS_PTR argument.
80 (mips16e_save_restore_pattern_p): Update accordingly.
81 (compute_frame_size): Clarify frame diagram. Rewrite.
83 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
85 * config/mips/mips-ftypes.def: New file.
86 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
87 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
88 (mips_function_type): Redefine using mips-ftypes.def.
89 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
90 (mips_builtin_vector_type): New function.
91 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
92 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
93 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
94 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
96 (mips_build_function_type): New function.
97 (mips_init_builtins): Use it to create types lazily.
99 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
101 * config/mips/mips.h (set_volatile): Delete.
102 * config/mips/mips.c (set_volatile): Delete.
103 (mips_print_operand_punctuation): New function, split out from
104 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
105 Use the same character ordering in the code and the comments.
106 Use a recursive call to handle '*'. Abort on unknown characters.
107 (mips_init_print_operand_punct): New function, split out from
109 (mips_print_int_branch_condition): New function, split out from
110 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
111 to report unexpected codes.
112 (mips_print_float_branch_condition): New function, split out from
113 print_operand. Use output_operand_lossage to report unexpected codes.
114 (print_operand): Rework to use a case statement. Use the
115 same letter ordering in the code and the comments. Use
116 output_operand_lossage to report unexpected codes and
117 reverse_condition to handle inverted branch conditions.
118 (override_options): Use mips_init_print_operand_punct.
120 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
122 * config/mips/mips.h: Move variable declarations to end of file and
123 enclose them all in #ifndef USED_FOR_TARGET.
124 * config/mips/mips.c: Reorder functions into more logical groups,
125 and so that callees appear before callers. Put the targetm
126 initializer at the end of the file. Remove forward static
127 declarations where possible.
128 (mips_init_builtins): Add "static" to definition.
129 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
131 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
133 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
134 (TARGET_MAX_ANCHOR_OFFSET): Delete.
135 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
136 (mips_set_mips16_mode): Initialize min_anchor_offset and
137 max_anchor_offset directly to constants.
139 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
141 * config/mips/mips.c: Delete trailing whitespace.
143 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
145 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
146 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
148 * config/mips/mips.md (load_call<mode>): Don't make the unspec
149 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
151 2007-10-18 David Daney <ddaney@avtrex.com>
153 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
154 reg_offset variable to calculate register locations.
156 2007-10-18 Richard Guenther <rguenther@suse.de>
158 * tree-ssa.c (uid_ssaname_map_eq): New function.
159 (uid_ssaname_map_has): Likewise.
160 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
161 * tree-flow.h (struct gimple_df): Make default_defs a
163 * tree-dfa.c (gimple_default_def): Deal with it.
164 (set_default_def): Likewise.
166 2007-10-18 Richard Guenther <rguenther@suse.de>
168 * tree-flow.h (struct gimple_df): Make referenced_vars
170 (uid_decl_map_eq): Declare.
171 (uid_decl_map_hash): Likewise.
172 * tree-ssa.c (uid_decl_map_eq): New function.
173 (uid_decl_map_hash): Likewise.
174 (init_tree_ssa): Make referenced_vars a uid_decl_map.
175 * tree-flow-inline.h (first_referenced_var): Deal with
176 the referenced_vars representation change.
177 (next_referenced_var): Likewise.
178 * tree-dfa.c (referenced_var_lookup): Likewise.
179 (referenced_var_check_and_insert): Likewise.
180 (remove_referenced_var): Likewise.
182 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
184 * config/mips/mips.c (mips_dwarf_register_span): New.
185 (TARGET_DWARF_REGISTER_SPAN): Define.
187 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
189 * config.gcc : update score-*-elf(extra_objs).
190 * config/score/mac.md : Remove.
191 * config/score/misc.md : Remove.
192 * config/score/score7.md : Remove.
193 * config/score/score-mdaux.h : Remove.
194 * config/score/score-mdaux.c : Remove.
195 * config/score/score-version.h : Remove.
196 * config/score/score-generic.md : New.
197 * config/score/score3.h : New.
198 * config/score/score3.c : New.
199 * config/score/score7.h : New.
200 * config/score/score7.c : New.
201 * config/score/mul-div.S : add flush_cache score3 support.
202 * config/score/elf.h : Fix some typos.
203 * config/score/score.md : merge score3 and score7 pattern.
204 * config/score/score.c : use to seperate which target it used.
205 * config/score/score.h : use to seperate the target macro.
206 * config/score/score.opt : remove -mmac option , add -mscore3,
207 -mscore3d and -march OPTION support.
209 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
211 * cfgexpand.c (expand_stack_vars): Add checking to make sure
212 that the offset of a variable is not greater than the size
215 2007-10-17 Anatoly Sokolov <aesok@post.ru>
217 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
218 atmega88p, atmega168p and atmega328p devices.
219 * config/avr/avr.h (LINK_SPEC): (Ditto.).
220 (CRT_BINUTILS_SPECS): (Ditto.).
221 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
223 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
225 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
227 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
228 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
229 (print_insn): Move declaration to ...
230 * rtl.h (print_insn): ... here.
232 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
234 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
235 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
236 m68k_sched_branch_type): Move declarations to ...
237 * config/m68/m68k-protos.h: ... here.
239 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
241 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
243 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
245 * config/avr/avr.c (avr_mcu_types): Add attiny48.
246 * config/avr/avr.h (LINK_SPEC): Likewise.
247 (CRT_BINUTILS_SPECS): Likewsie.
248 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
250 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
252 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
253 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
254 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
256 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
259 * reg-stack.c (move_for_stack_reg): Swap input argument of
260 UNSPEC_TAN insn to the top of the stack.
262 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
265 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
266 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
267 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
268 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
269 immediate shift value.
270 config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
271 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
272 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
273 Remove macros for !__OPTIMIZE__ case.
275 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
277 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
279 (perform_var_substitution): Only DFS from real nodes. Don't test
281 (unite_pointer_equivalences): Fix broken test.
283 2007-10-17 Alan Modra <amodra@bigpond.net.au>
285 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
286 altivec sp_offset. Rearrange sp_offset assignments to
287 correspond to stack adjustments. Use frame_reg_rtx for
288 SPE register restores. Correct SPE stack adjustment.
290 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
292 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
293 * toplev.c (check_global_declaration_1): Use appropriate warning
294 option instead of unnamed warning.
295 * stor-layout.c (layout_decl): Likewise.
296 * c-typeck.c (build_conditional_expr): Likewise.
297 (build_compound_expr): Fix wrong comment.
298 (build_binary_op): Use appropriate warning option instead of
300 * cfgexpand.c (tree_expand_cfg): Likewise.
301 * tree-optimize.c (tree_rest_of_compilation): Likewise.
302 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
303 (execute_warn_function_return): Likewise.
304 * stmt.c (warn_if_unused_value): Likewise.
306 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
308 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
309 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
311 (CRT_BINUTILS_SPECS): Likewsie.
312 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
314 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
317 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
319 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
321 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
322 (fini_dce): Only release them for the fast pass.
323 (end_ud_dce): Delete.
324 (rest_of_handle_ud_dce): Do not modify df_in_progress.
325 Call fini_dce instead of end_ud_dce.
326 (rest_of_handle_fast_dce): Do not modify df_in_progress.
327 (run_fast_df_dce): Reset df_in_progress to false on exit.
329 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
330 Maxim Kuvyrkov <maxim@codesourcery.com>
332 * target.h (unspec_may_trap_p): New target hook.
333 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
334 * targhooks.c (default_unspec_may_trap_p): Default implementation of
336 * targhooks.h (default_unspec_may_trap_p): Declare it.
337 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
338 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
339 * rtl.h (may_trap_p_1): Declare.
341 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
342 override default hook implementation.
343 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
346 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
348 * doc/invoke.texi (Wextra): Move it just after Wall, list the
349 options enabled by Wextra and mention Wuninitialized.
351 2007-10-15 Nigel Stephens <nigel@mips.com>
353 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
355 2007-10-15 Jakub Jelinek <jakub@redhat.com>
357 PR tree-optimization/33136
358 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
360 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
362 PR tree-optimization/33735
363 PR tree-optimization/33572
364 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
366 * except.c (duplicate_eh_regions): Don't look for prev_try
367 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
369 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
372 * tree-inline.c (copy_bb): Use bsi_replace to replace a
373 __builtin_va_arg_pack-containing call stmt.
375 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
377 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
380 2007-10-15 Jakub Jelinek <jakub@redhat.com>
382 PR tree-optimization/33619
383 * tree-ssa-ter.c (is_replaceable_p): Return false for all
386 2007-10-15 David Edelsohn <edelsohn@gnu.org>
388 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
390 2007-10-15 Richard Guenther <rguenther@suse.de>
392 * fold-const.c (extract_array_ref): Remove.
393 (fold_comparison): Handle POINTER_PLUS_EXPR with the
394 generic address expression comparison folding. Remove
395 the folding that used extract_array_ref.
397 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
400 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
401 speculation type of insn can be changed before trying to do that.
403 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
405 * dse.c (struct insn_info): Add 'frame_read' field.
406 (scan_insn): For the call to a const function, set frame_read if
408 If the insn reads the frame, kill the frame related stores.
409 (scan_reads_nospill): Likewise.
411 2007-10-14 Jason Merrill <jason@redhat.com>
413 * tree-eh.c (optimize_double_finally): Don't assume that the
414 cleanup we're duplicating is only one statement.
416 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
418 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
419 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
420 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
421 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
422 tree-vect-transform.c: Fix comment typos.
423 * doc/extend.texi: Fix a typo.
425 * c-common.h: Remove the prototype for c_expand_body.
426 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
427 * tree.h: Remove the prototype for fold_build_call_expr.
429 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
431 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
433 2007-10-13 David Edelsohn <edelsohn@gnu.org>
435 * config/rs6000/aix53.h: New file.
436 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
437 (TARGET_ALTIVEC_ABI): Same.
438 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
439 (TARGET_ALTIVEC_ABI): Delete.
440 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
441 stanza defaulting to aix5.3.
443 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
445 * config/i386/i386.md (SI_REG, DI_REG): New constants.
446 (strmov): Use defined constants.
447 (cmpstrnsi): Likewise.
448 * config/i386/i386.c (decide_alg): Use defined constants.
449 (ix86_expand_strlen): Likewise.
451 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
453 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
454 * var-tracking.c (micro_operation_def): Update comment on u.loc.
455 (mode_for_reg_attrs, var_lowpart): New functions.
456 (add_uses): Consider recording a lowpart of LOC for MO_USE.
457 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
458 or copy is known, set LOC to the SET that performs the set, instead
460 (find_src_status, find_src_set_src): Remove LOC parameter.
461 Replace INSN with the source value.
462 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
463 handling MO_SET and MO_COPY. Update the calls to find_src_status
464 and find_src_set_src.
466 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
469 * config/i386/i386.md (strmov): Check for esi and edi usage.
470 * config/i386/i386.c (decide_alg): Check whether we can use a
471 rep prefix and adjust algorithm choice accordingly.
472 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
474 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
476 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
478 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
480 * global.c (build_insn_chain): Formatting fixes.
482 2007-10-12 Richard Guenther <rguenther@suse.de>
484 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
485 combining both operands require either both have single uses
486 or combining to a constant.
488 2007-10-12 Richard Guenther <rguenther@suse.de>
491 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
492 a rhs with side-effects or which is a load.
493 (forward_propagate_into_cond): Also try combining both operands.
495 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
497 PR tree-optimization/33742
498 * tree-vect-transform.c (vectorizable_operation): Return false
499 if get_vectype_for_scalar_type for scalar_dest can't be determined.
500 (vectorizable_call): Same for rhs_type and lhs_type.
502 2007-10-12 Jakub Jelinek <jakub@redhat.com>
504 PR tree-optimization/33645
505 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
506 pass it to walk_tree.
507 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
508 When calling set_is_used on a VAR_DECL, if data is not NULL and
509 its DECL_UID is in the bitmap, call mark_all_vars_used on its
510 DECL_INITIAL after clearing the bit in bitmap.
511 (remove_unused_locals): Adjust mark_all_vars_used callers.
512 Instead of removing unused global vars from unexpanded_var_list
513 immediately record them in bitmap, call mark_all_vars_used on
514 all used global vars from unexpanded_var_list and only purge
515 global vars that weren't found used even during that step.
517 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
519 * gthr-posix.h (__gthread_active_init): Create detached instead of
520 joinable thread when testing whether threads are active on hppa-hpux.
521 * gthr-posix95.h (__gthread_active_init): Likewise.
523 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
526 * global.c (build_insn_chain): Include insn that occur between
529 2007-10-11 Tom Tromey <tromey@redhat.com>
531 * gengtype-yacc.y: Delete.
533 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
535 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
536 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
537 function_value_32, function_value_64, function_value_ms_64,
538 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
539 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
542 2007-10-11 Richard Guenther <rguenther@suse.de>
544 * gcse.c (hash_scan_set): If the next nonnote insn is in
545 a different basic block insert the set.
547 2007-10-11 Richard Guenther <rguenther@suse.de>
550 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
551 (verify_gimple_expr): Use it to verify pointer-to types for
554 2007-10-11 Richard Guenther <rguenther@suse.de>
557 * c-typeck.c (build_array_ref): Do not strip qualifiers from
558 the array element type.
560 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
562 PR rtl-optimization/33638
563 * dse.c (struct insn_info): Remove 'stack_read' field,
564 add 'stack_pointer_based' field.
565 (record_store): For a store with non-constant base, record
566 whether it is stack pointer based.
567 (scan_insn): For the call to a const function, remove stack
568 pointer based stores from the list of local active stores.
569 (scan_reads_nospill): Delete code dealing with const functions.
571 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
573 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
575 (conflict_p, set_conflict, set_conflicts): Likewise.
576 * global.c (global_alloc): Likewise.
577 * ra.h: Update prototypes.
579 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
581 * opth-gen.awk: Fixed generation of comment stating the origin
584 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
587 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
588 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
589 and '%}', respectively.
592 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
593 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
594 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
596 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
600 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
601 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
602 syntax for ASSEMBLER_DIALECT.
603 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
605 2007-10-10 Revital Eres <eres@il.ibm.com>
607 * modulo-sched.c (check_nodes_order): Dump the final order of
609 (get_sched_window): Add dump info.
610 (calculate_order_params): Dump order params of the nodes.
612 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
615 * ra-conflict.c (record_one_conflict_between_regnos,
616 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
617 (global_conflicts): Enhanced incorrect check.
619 2007-10-09 Geoffrey Keating <geoffk@apple.com>
621 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
622 if flag_exceptions is not set.
623 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
624 assemble_name rather than incorrectly emulating it.
626 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
627 friends are removed from G++.
629 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
631 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
632 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
633 enabling them is redundant. Don't check two times for
636 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
638 * ra-conflict.c (record_one_conflict_between_regnos): Revert
640 (set_conflicts_for_earlyclobber): Likewise.
641 (global_conflicts): Likewise.
643 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
645 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
646 and '%}', respectively.
648 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
650 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
651 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
653 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
656 2007-10-09 Richard Guenther <rguenther@suse.de>
659 * gimplify.c (canonicalize_component_ref): Honor qualifiers
660 of referenced structure and component.
662 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
665 * ra-conflict.c (record_one_conflict_between_regnos,
666 set_conflicts_for_earlyclobber, global_conflicts): Improved
668 (global_conflicts): Removed incorrect check.
670 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
672 PR tree-optimization/33615
673 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
674 if the statement might throw. Fix formatting.
676 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
678 PR tree-optimization/33615
679 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
680 if the rhs might throw.
682 2007-10-09 Jan Hubicka <jh@suse.cz>
684 * invoke.texi (align-threshold, align-loop-iterations): Document.
685 * final.c: Include cfgloop.h, params.h
686 (compute_alignments): Dump decisions and compare them with loop
687 structure; honor given parameters.
688 (pass_compute_alignments): New dump file.
689 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
690 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
692 2007-10-09 James E. Wilson <wilson@specifix.com>
694 PR tree-optimization/33655
696 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
697 convert it to bitsizetype before size_binop call.
699 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
701 PR tree-optimization/33572
702 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
703 the absence of a corresponding edge from the exit block.
705 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
708 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
710 (sra_build_assignment): Likewise. Set up mask depending on
712 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
714 (sra_build_elt_assignment): Don't view-convert from signed to
716 (sra_explode_bitfield_assignment): Use bit-field type if
717 possible. Use BYTES_BIG_ENDIAN.
719 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
722 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
723 the original stmt can throw.
724 (sra_build_bf_assignment): Fix type mismatch when applying negated
727 2007-10-08 Geoffrey Keating <geoffk@apple.com>
729 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
730 '#pragma mark' to be executed at preprocessing time.
732 2007-10-08 Ollie Wild <aaw@google.com>
734 * varasm.c (compare_constant): Removed call to
735 lang_hooks.expand_constant.
736 (copy_constants): Removed call to lang_hooks.expand_constant.
737 (compute_reloc_for_constant): Removed call to
738 lang_hooks.expand_constant.
739 (output_addressed_constants): Removed call to
740 lang_hooks.expand_constant.
741 (constructor_static_from_elts_p): Removed call to
742 lang_hooks.expand_constant.
743 (output_constant): Removed calls to lang_hooks.expand_constant.
744 * langhooks.h (struct lang_hooks): Removed field expand_constant.
745 * langhooks-def.h (lhd_return_tree): Removed.
746 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
747 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
748 * langhooks.c (lhd_return_tree): Removed.
750 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
752 * combine.c (setup_incoming_promotions): Ensure that
753 arguments that have not undergone mode promotions do not
754 incorrectly get marked as being sign- or zero-extended.
756 2007-10-08 Richard Guenther <rguenther@suse.de>
761 * fold-const.c (fold_binary): Use correct types in folding
762 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
763 and building of RROTATE_EXPR.
765 2007-10-08 Richard Guenther <rguenther@suse.de>
770 * fold-const.c (fold_binary): Use the correct types when
771 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
772 (fold_binary): Use the correct types when folding
773 (-A) - B to (-B) - A.
774 (fold_unary): Use the correct types when folding ~(X).
776 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
778 * doc/invoke.texi (Wall): fix formatting issues.
780 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
782 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
783 truncated shift counts.
785 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
787 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
788 syntax for ASSEMBLER_DIALECT.
789 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
791 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
792 Nathan Froyd <froydnj@codesourcery.com>
794 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
795 when determining whether to record INCOMING_RETURN_ADDR_RTX.
797 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
800 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
802 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
803 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
804 the function, temporarily point the debug interface to the null one.
806 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
808 PR tree-optimization/33655
810 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
813 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
815 PR tree-optimization/33572
816 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
817 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
818 (update_ssa_across_abnormal_edges): ... this. Set slots in the
820 (copy_edges_for_bb): Handle nonlocal label edges.
821 (make_nonlocal_label_edges): Deleted.
822 (optimize_inline_calls): Don't call it.
824 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
826 * gthr-single.h: Revert last change.
828 2007-10-05 Michael Matz <matz@suse.de>
831 * lower-subreg.c (decompose_multiword_subregs): Use
832 validate_unshare_change().
834 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
836 * ra-conflict.c: Include "sparseset.h".
837 (conflicts): Change to HOST_WIDEST_FAST_INT.
838 (allocnos_live): Redefine variable as a sparseset.
839 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE): Delete macros.
840 (allocno_row_words): Removed global variable.
841 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
842 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
843 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
844 (record_one_conflict_between_regnos): Cache allocno values and reuse.
846 (record_one_conflict): Update uses of allocnos_live to use
847 the sparseset routines. Use set_conflicts_p.
848 (mark_reg_store): Likewise.
849 (set_reg_in_live): Likewise.
850 (global_conflicts): Update uses of allocnos_live.
851 Use the new adjacency list to visit an allocno's neighbors
852 rather than iterating over all possible allocnos.
853 Call set_conflicts_p to setup conflicts rather than adding
855 * global.c: Comments updated.
856 (CONFLICTP): Delete define.
857 (regno_compare): New function. Add prototype.
858 (global_alloc): Sort the allocno to regno mapping according to
859 which basic blocks the regnos are referenced in. Modify the
860 conflict bit matrix to a compressed triangular bitmatrix.
861 Only allocate the conflict bit matrix and adjacency lists if
862 we are actually going to allocate something.
863 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
864 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
865 allocno's neighbors rather than iterating over all possible allocnos.
866 (mirror_conflicts): Removed function.
867 (dump_conflicts): Iterate over regnos rather than allocnos so
868 that all dump output will be sorted by regno number.
869 Use the FOR_EACH_CONFLICT macro.
870 * ra.h: Comments updated.
871 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
872 (partial_bitnum, max_bitnum, adjacency, adjacency_pool): Add prototypes.
873 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
874 (adjacency_list_d, adjacency_iterator_d): New types.
875 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
876 adjacency_iter_next, regno_basic_block): New static inline functions.
877 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
878 (conflict_p): Add function prototype.
879 * sparseset.h, sparseset.c: New files.
880 * Makefile.in (OBJS-common): Add sparseset.o.
881 (sparseset.o): New rule.
883 2007-10-05 Richard Guenther <rguenther@suse.de>
886 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
889 2007-10-05 Michael Matz <matz@suse.de>
892 * function.c (match_asm_constraints_1): Check for input
893 being used in the outputs.
895 2007-10-05 Richard Guenther <rguenther@suse.de>
897 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
899 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
902 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
903 subset checks. Make the cost of FPR -> FPR moves depend on
904 mips_mode_ok_for_mov_fmt_p.
906 2007-10-04 Doug Kwan <dougkwan@google.com>
908 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
909 __gthread_cond_wait_recursive): Add to extend interface for POSIX
910 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
911 support of conditional variables.
912 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
913 __gthread_cond_wait_recursive): Add to extend interface for POSIX
914 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
915 support of conditional variables.
916 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
917 __gthread_cond_wait_recursive): Add to extend interface for POSIX
918 conditional variables.
919 * gthr.h: Update comments to document new interface.
921 2007-10-04 Geoffrey Keating <geoffk@apple.com>
923 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
926 2007-10-04 Anatoly Sokolov <aesok@post.ru>
928 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
930 2007-10-04 Richard Guenther <rguenther@suse.de>
933 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
934 does not need to be of INTEGER_TYPE.
935 (verify_gimple_2): New function split out from ...
936 (verify_gimple_1): ... here. ICE if there was an error during
939 2007-10-04 Michael Matz <matz@suse.de>
941 PR rtl-optimization/33653
942 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
943 * dse.c (scan_insn): Same.
945 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
947 * config.gcc: Remove USE_GAS for m68k targets.
949 2007-10-04 Richard Guenther <rguenther@suse.de>
951 PR tree-optimization/33627
952 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
953 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
955 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
956 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
958 2007-10-04 Anatoly Sokolov <aesok@post.ru>
960 * config/avr/avr.c (commands_in_file, commands_in_prologues,
961 commands_in_epilogues): Remove variables.
962 (avr_file_start): Remove unneded initializations of commands_in_file,
963 commands_in_prologues and commands_in_epilogues variables.
964 (avr_file_end): Remove dead code.
966 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
968 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
971 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
974 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
975 (mips_split_doubleword_move): ...this.
976 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
977 use natural endianness for multi-format FPR values.
978 (mips_split_64bit_move): Rename to...
979 (mips_split_doubleword_move): ...this and extend to 64-bit words.
980 Use move_doubleword_fpr* patterns for moves involving FPRs.
981 (mips_save_reg): Update the call to mips_split_64bit_move.
982 (mips_secondary_reload_class): Return NO_REGS for any reload of a
983 nonzero constant into an FPR if the constant can be forced to memory.
984 * config/mips/mips.md: Update the splitter calls to
985 mips_split_64bit_move.
986 (UNSPEC_LOAD_DF_LOW): Rename to...
987 (UNSPEC_LOAD_LOW): ...this.
988 (UNSPEC_LOAD_DF_HIGH): Rename to...
989 (UNSPEC_LOAD_HIGH): ...this.
990 (UNSPEC_STORE_DF_HIGH): Rename to...
991 (UNSPEC_STORE_WORD): ...this.
992 (SPLITF): New mode iterator.
993 (HALFMODE): New mode attribute.
994 (movtf): New expander.
995 (*movtf_internal): New define_insn_and_split.
996 (move_doubleword_fpr<mode>): New expander.
997 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
999 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
1000 (mfhc1<mode>): ...these more general patterns.
1002 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
1004 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
1006 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
1008 * gcse.c (hash_scan_set): Insert set in insn before note at
1009 the end of basic block.
1011 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
1013 PR tree-optimization/33576
1014 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
1015 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
1016 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
1017 (remove_iv): Declared.
1018 * lambda-code.c (remove_iv): Not static.
1019 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
1020 Don't remove ivs there, save ivs in the buffer.
1022 2007-10-03 Jason Merrill <jason@redhat.com>
1025 * tree-eh.c (same_handler_p): New fn.
1026 (optimize_double_finally): New fn.
1027 (refactor_eh_r): New fn.
1028 (refactor_eh): New fn.
1029 (pass_refactor_eh): New pass.
1030 * tree-pass.h: Declare it.
1031 * passes.c (init_optimization_passes): Add it.
1033 2007-10-03 Doug Kwan <dougkwan@google.com>
1034 Richard Guenther <rguenther@suse.de>
1037 * dwarf2out.c (reference_to_unused): Disable sanity checking,
1038 be conservative instead.
1040 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1043 * doc/invoke.texi (-fwhole-program): Document that Fortran
1044 doesn't support this option.
1046 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
1049 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
1052 2007-10-02 David Daney <ddaney@avtrex.com>
1054 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
1055 against constant zero.
1056 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
1059 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
1061 * ra-conflict.c: New file.
1063 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
1064 usage to DF_LIVE usage.
1065 (reload): Remove reference to df_get_live_top.
1066 * rtlanal.c (subreg_nregs_with_regno): New function.
1067 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
1068 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
1069 (df_has_eh_preds): Removed.
1070 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
1071 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
1073 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
1074 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
1075 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
1076 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
1077 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
1078 (global_alloc): Turn off rescanning insns after call to
1079 global_conflicts and added call to set_preferences.
1080 (global_conflicts): Moved to ra-alloc.c.
1081 (set_preferences_1, set_preferences): New function.
1082 (mirror_conflicts): Changed types for various variables.
1083 (mark_elimination): Change DF_RA_LIVE
1084 usage to DF_LIVE usage.
1085 (build_insn_chain): Rewritten from scratch and made local.
1086 (print_insn_chain, print_insn_chains): New functions.
1087 (dump_conflicts): Do not print conflicts for fixed_regs.
1088 (rest_of_handle_global_alloc): Turn off insn rescanning.
1089 * hard-reg-set.h: Fixed comment.
1090 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
1091 usage to DF_LIVE usage and delete refs to TOP sets.
1092 (block_alloc): Mark regs as live if they are in the artificial
1093 defs at top of block.
1094 (find_stack_regs): New function.
1095 (rest_of_handle_local_alloc): Changed urec problem to live
1096 problem and do not turn off df rescanning.
1097 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
1098 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
1099 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
1100 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
1101 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
1102 fields in df_ref_flags. The rest have been renumbered.
1103 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
1105 * rtl.h (subreg_nregs_with_regno): New function.
1106 * df-problems.c: (df_get_live_out, df_get_live_in,
1107 df_get_live_top): Removed reference to DF_RA_LIVE.
1108 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
1109 df_live_alloc, df_live_reset, df_live_local_finalize,
1110 df_live_free): Make top set only if different from in set.
1111 (df_lr_top_dump, df_live_top_dump): Only print top set if
1112 different from in set.
1113 (df_lr_bb_local_compute): Removed unnecessary check.
1114 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
1115 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
1116 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
1117 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
1118 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
1119 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
1120 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
1121 df_urec_add_problem): Removed.
1122 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
1124 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
1125 * basic_block.h (bb_has_abnormal_pred): New function.
1126 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
1127 usage to DF_LIVE usage.
1129 2007-10-02 Revital Eres <eres@il.ibm.com>
1131 * config/rs6000/predicates.md (easy_vector_constant): Return false
1132 for 750CL paired vectors.
1133 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
1135 (vec_initv2sf): Add new description.
1136 (vconcatsf): Likewise.
1137 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
1138 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
1140 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
1142 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
1143 sinking the last stmt in a BB.
1145 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
1148 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
1149 (sra_hash_tree): Handle BIT_FIELD_REFs.
1150 (sra_elt_hash): Don't hash bitfld blocks.
1151 (sra_elt_eq): Skip them in parent compares as well. Handle
1153 (build_element_name_1): Handle BIT_FIELD_REFs.
1154 (instantiate_element): Propagate nowarn from parents. Create
1155 BIT_FIELD_REF for variables that are widened by scalarization.
1156 Gimple-zero-initialize all bit-field variables that are not
1157 part of parameters that are going to be scalarized on entry.
1158 (instantiate_missing_elements_1): Return the sra_elt.
1159 (canon_type_for_field): New.
1160 (try_instantiate_multiple_fields): New. Infer widest possible
1161 access mode from decl or member type, but clip it at word
1162 size, and only widen it if a field crosses an alignment
1164 (instantiate_missing_elements): Use them.
1165 (generate_one_element_ref): Handle BIT_FIELD_REFs.
1166 (scalar_bitfield_p): New.
1167 (sra_build_assignment): Optimize assignments from scalarizable
1168 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
1171 (sra_build_bf_assignment): New. Optimize assignments to
1172 scalarizable BIT_FIELD_REFs.
1173 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
1174 assignments to full variables.
1175 (generate_copy_inout): Use the new macros and functions.
1176 (generate_element_copy): Likewise. Handle bitfld differences.
1177 (generate_element_zero): Don't recurse for blocks. Use
1178 sra_build_elt_assignment.
1179 (generate_one_element_init): Take elt instead of var. Use
1180 sra_build_elt_assignment.
1181 (generate_element_init_1): Adjust.
1182 (bitfield_overlap_info): New struct.
1183 (bitfield_overlaps_p): New.
1184 (sra_explode_bitfield_assignment): New. Adjust widened
1185 variables to account for endianness.
1186 (sra_sync_for_bitfield_assignment): New.
1187 (scalarize_use): Re-expand assignment to/from scalarized
1188 BIT_FIELD_REFs. Explode or sync needed members for
1189 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
1190 (scalarize_copy): Use REPLDUP.
1191 (scalarize_ldst): Move assert before dereference. Adjust EH
1193 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
1195 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
1197 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
1198 Rename CR_* constants to CMP_*. Fix spacing.
1200 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1203 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
1204 to be processed with the special script doc/install.texi2html.
1206 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1208 * doc/invoke.texi (Wall): List the options enabled by Wall.
1209 (Wstrict-aliasing): Add missing @option.
1211 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
1213 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
1214 rather than gen_lowpart to change a register from DImode to DFmode.
1215 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
1216 both FROM and TO are integer modes that are no bigger than 4 bytes.
1217 (mips_mode_ok_for_mov_fmt_p): New function.
1218 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
1219 (mips_secondary_reload_class): Tweak formatting and comments.
1220 Use reg_class_subset_p instead of direct comparisons with
1221 classes. Only allow direct FPR<->FPR moves for modes that
1222 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
1223 for 4- and 8-byte types. Handle reloads in which X is an FPR.
1224 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
1225 (*movdi_64bit): Likewise.
1226 (*movsi_internal): Likewise.
1227 (*movhi_internal): Likewise.
1228 (*movqi_internal): Likewise.
1230 2007-09-30 Diego Novillo <dnovillo@google.com>
1233 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
1236 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
1238 PR tree-optimization/33597
1239 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
1240 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
1242 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
1244 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
1245 instead of variants of (!reload_in_progress && !reload_completed).
1246 (x86_expand_vector_move): Ditto.
1248 2007-09-28 Ollie Wild <aaw@google.com>
1251 2007-09-27 Ollie Wild <aaw@google.com>
1253 * varasm.c (compare_constant): Removed call to
1254 lang_hooks.expand_constant.
1255 (copy_constants): Removed call to lang_hooks.expand_constant.
1256 (compute_reloc_for_constant): Removed call to
1257 lang_hooks.expand_constant.
1258 (output_addressed_constants): Removed call to
1259 lang_hooks.expand_constant.
1260 (constructor_static_from_elts_p): Removed call to
1261 lang_hooks.expand_constant.
1262 (output_constant): Removed calls to lang_hooks.expand_constant.
1263 * langhooks.h (struct lang_hooks): Removed field expand_constant.
1264 * langhooks-def.h (lhd_return_tree): Removed.
1265 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
1266 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
1267 * langhooks.c (lhd_return_tree): Removed.
1269 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1272 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
1273 argument to gen_selb.
1275 2007-09-28 Chao-ying Fu <fu@mips.com>
1277 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
1278 * doc/libgcc.texi (Fixed-point fractional library routines):
1279 Fix typos for neg and cmp functions.
1281 2007-09-28 Michael Matz <matz@suse.de>
1283 PR rtl-optimization/33552
1284 * function.c (match_asm_constraints_1): Check for overlap in
1285 inputs and replace all occurences.
1287 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
1289 * config/mips/mips.c (override_options): Fix comment typo.
1291 2007-09-28 Jie Zhang <jie.zhang@analog.com>
1293 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
1294 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
1295 * config/bfin/t-bfin-linux (crti.o): Don't build.
1297 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
1298 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
1300 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
1302 2007-09-27 Ollie Wild <aaw@google.com>
1304 * varasm.c (compare_constant): Removed call to
1305 lang_hooks.expand_constant.
1306 (copy_constants): Removed call to lang_hooks.expand_constant.
1307 (compute_reloc_for_constant): Removed call to
1308 lang_hooks.expand_constant.
1309 (output_addressed_constants): Removed call to
1310 lang_hooks.expand_constant.
1311 (constructor_static_from_elts_p): Removed call to
1312 lang_hooks.expand_constant.
1313 (output_constant): Removed calls to lang_hooks.expand_constant.
1314 * langhooks.h (struct lang_hooks): Removed field expand_constant.
1315 * langhooks-def.h (lhd_return_tree): Removed.
1316 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
1317 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
1318 * langhooks.c (lhd_return_tree): Removed.
1320 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1323 * expr.c (emit_group_load_1): Split constant double when destination
1324 length is half source length.
1326 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
1328 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
1329 (mips_cpu_info): Add tune_flags.
1330 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
1331 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
1333 (override_options): Remove deprecation code. Use branch-likely
1334 instructions for optimize_size or if the tuning flags do not
1335 suggest otherwise. Tweak warning.
1336 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
1338 2007-09-27 Matthias Klose <doko@ubuntu.com>
1340 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
1341 multilib osdirname if it exists.
1342 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
1344 2007-09-27 Ian Lance Taylor <iant@google.com>
1346 PR tree-optimization/33565
1347 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
1348 assignments of comparisons.
1349 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
1350 parameter. Change caller. Defer overflow warnings around call to
1352 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
1353 TREE_NO_WARNING is set on the statement.
1354 * tree-ssa-forwprop.c
1355 (tree_ssa_forward_propagate_single_use_vars): Don't test
1356 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
1357 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1359 2007-09-27 Joseph Myers <joseph@codesourcery.com>
1361 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
1362 reduce offset by units of 0x10000 for SPE vector modes or modes
1363 used with E500 double instructions.
1365 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
1367 * simplify-rtx.c (comparison_result): New.
1368 (simplify_const_relational_operation): Use it instead of the five
1369 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
1370 Improve bounds-checking optimizations; remove subsumed POPCOUNT
1371 optimizations. Extract nonzero_address_p optimizations into a
1372 separate "if" together with optimizations where op1 is const0_rtx.
1373 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
1374 floating-point arguments too when appropriate. Hoist test for ABS
1375 outside the final switch statement.
1376 * cse.c (fold_rtx): Don't look for an IOR equivalent of
1377 folded_arg0 if we found a constant equivalent. Remove
1378 transformations done in simplify-rtx.c for "op0 RELOP op0".
1380 2007-09-27 Jakub Jelinek <jakub@redhat.com>
1382 * builtins.c (expand_builtin, expand_builtin_object_size,
1383 expand_builtin_memory_chk, maybe_emit_chk_warning,
1384 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
1386 * expr.c (expand_expr_real_1): Likewise.
1387 * langhooks-def.h (struct diagnostic_info): Add forward decl.
1388 (lhd_print_error_function): Add third argument.
1389 * langhooks.h (struct diagnostic_info): Add forward decl.
1390 (struct lang_hooks): Add third argument to print_error_function.
1391 * diagnostic.h (diagnostic_info): Add abstract_origin field.
1392 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
1394 (diagnostic_report_current_function): Likewise.
1395 * toplev.c (announce_function): Pass NULL as second argument to
1396 diagnostic_set_last_function.
1397 * diagnostic.c (diagnostic_report_current_function): Add second
1398 argument, pass it as third argument to lang_hooks.print_error_function.
1399 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
1400 to diagnostic_report_current_function.
1401 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
1402 and message.abstract_origin.
1403 (verbatim): Initialize abstract_origin.
1404 * pretty-print.h (text_info): Add abstract_origin field.
1405 * pretty-print.c (pp_base_format): Handle %K.
1406 * langhooks.c (lhd_print_error_function): Add third argument. If
1407 diagnostic->abstract_origin, print virtual backtrace.
1408 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1409 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
1410 (init_dynamic_diag_info): Likewise.
1412 2007-09-26 David Daney <ddaney@avtrex.com>
1415 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
1416 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
1417 sync_old_nand<mode>, sync_new_nand<mode>,
1418 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
1419 Update length attributes.
1420 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
1421 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
1423 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
1424 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
1425 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
1428 2007-09-26 Richard Guenther <rguenther@suse.de>
1430 PR tree-optimization/33563
1431 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
1432 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
1434 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
1435 get_use_of_stmt_lhs.
1437 2007-09-26 Joseph Myers <joseph@codesourcery.com>
1440 * c-common.c (complete_array_type): Diagnose too-large arrays and
1441 set type to error_mark_node.
1443 2007-09-26 Richard Guenther <rguenther@suse.de>
1445 PR tree-optimization/30375
1446 PR tree-optimization/33560
1447 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
1451 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
1453 * tree-ssa-dse.c (aggregate_vardecl_d): New.
1454 (dse_global_data): Add aggregate_vardecl field.
1455 (dse_possible_dead_store_p): New.
1456 Add prev_defvar variable.
1457 Allow immediate uses and previous immediate uses to differ
1458 if they are setting different parts of the whole.
1459 (get_aggregate_vardecl): New.
1460 (dse_record_partial_aggregate_store): New.
1461 (dse_whole_aggregate_clobbered_p): New.
1462 (dse_partial_kill_p): New.
1463 Call dse_maybe_record_aggregate_store().
1464 When checking whether a STMT and its USE_STMT refer to the
1465 same memory address, check also for partial kills that clobber
1467 Move some variable definitions to the block where they are used.
1468 (aggregate_vardecl_hash): New.
1469 (aggregate_vardecl_eq): New.
1470 (aggregate_vardecl_free): New.
1471 (aggregate_whole_store_p): New.
1472 (tree_ssa_dse): Initialize and free aggregate_vardecl.
1473 Mark which aggregate stores we care about.
1475 2007-09-25 DJ Delorie <dj@redhat.com>
1478 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
1481 2007-09-25 Michael Meissner <michael.meissner@amd.com>
1484 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
1485 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
1486 for vector int32 -> int64 conversions. Don't write beyond the end
1487 of the allocated vector for int32 -> int64 conversions.
1489 2007-09-25 Revital Eres <eres@il.ibm.com>
1491 * config/rs6000/paired.h (paired_sel): New.
1492 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
1493 (rs6000_expand_ternop_builtin): Pass zero const_double operand
1494 when expanding selv2sf.
1495 * config/rs6000/rs6000.h (rs6000_builtins): Add
1496 PAIRED_BUILTIN_SELV2SF4.
1498 2007-09-25 Joseph Myers <joseph@codesourcery.com>
1501 * c-typeck.c (default_conversion): Call require_complete_type
1502 before perform_integral_promotions.
1503 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
1504 (build_c_cast): Call require_complete_type except for casts to
1506 (convert_for_assignment): Call require_complete_type.
1508 2007-09-25 Revital Eres <eres@il.ibm.com>
1510 * config/spu/spu.md: Fix doloop pattern.
1512 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
1514 * config/bfin/bfin.c (expand_prologue_reg_save,
1515 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs and
1517 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
1518 ... from here. New argument ALL; callers changed.
1519 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
1520 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
1521 have the "saveall" attribute.
1523 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
1525 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
1527 (INCOMING_REGNO, OUTGOING_REGNO): Define.
1528 * config/mmix/mmix.c (mmix_opposite_regno): New function.
1529 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
1531 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
1532 with REG_P tests before REGNO access.
1534 2007-09-24 DJ Delorie <dj@redhat.com>
1537 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
1539 (movqicc_<code>_<mode>): Likewise.
1540 (movhicc_<code>_<mode>): Likewise.
1542 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
1545 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
1546 register for reload.
1548 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
1551 * config/i386/i386.c (ix86_comp_type_attributes): Check
1554 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1556 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
1557 "move.l %a4,%a4" to produce nops.
1558 * config/m68k/m68k.c (override_options): Reset align options,
1559 if neccessary align macro isn't avaible.
1561 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1563 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
1565 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1567 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
1569 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
1570 reload is completed.
1571 (peephole pattern): Convert most of them to RTL peephole pattern.
1573 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1575 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
1576 (moved from fp compare patterns).
1577 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
1578 Cleanup predicates to relieve reload.
1579 (conditional_trap): Reject conditional trap with fp condition.
1580 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
1581 certain constants early.
1583 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1585 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
1587 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1589 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
1590 Allow --with-tune=cell and --with-cpu=cell.
1592 2007-09-24 David Edelsohn <edelsohn@gnu.org>
1594 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
1595 * config/rs6000/rs6000.opt (swdiv): Change option to ...
1597 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
1599 (TARGET_BUILTIN_RECIPROCAL): Use it.
1600 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
1601 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
1602 (rs6000_emit_swrsqrtsf): New.
1603 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
1605 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
1606 (divsf3): Remove swdiv support.
1609 (rsqrt_internal1): New.
1610 (divdf3): Remove swdiv support.
1613 2007-09-24 Jakub Jelinek <jakub@redhat.com>
1616 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
1618 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
1619 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
1620 * tree.c (type_hash_eq): For FUNCTION_TYPE use
1621 lang_hooks.type.type_hash_eq in addition to generic tests.
1623 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
1624 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
1626 * tree-inline.h (eni_weights): Add field target_builtin_cost to
1627 reflect the cost per call to a target specific builtin.
1628 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
1629 call to a target specific builtin, then use target_builtin_call_cost.
1630 (init_inline_once): Initialize target_builtin_call_cost field.
1632 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
1635 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
1638 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
1640 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
1641 * configure: Regenerated.
1643 2007-09-23 Ollie Wild <aaw@google.com>
1645 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
1647 (get_pointer_modulus_and_residue): New function.
1649 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1651 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
1652 combine an SC return value into a single register.
1654 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1656 * opth-gen.awk (target_flags_explicit): Declare.
1657 * toplev.h (target_flags_explicit): Delete declaration.
1658 * toplev.c (target_flags): Likewise.
1659 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
1660 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
1661 Never return true for TARGET_MIPS16.
1662 * config/mips/mips.c (mips_llsc): Delete.
1663 (mips_handle_option): Remove -mllsc handling.
1664 (mips_strip_unspec_address): Tweak comment.
1665 * config/mips/mips.opt (mllsc): Use a target mask.
1667 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1669 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
1670 word_mode as well as Pmode.
1672 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1674 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
1675 parameters from word_mode to the subword type if such a truncation
1678 2007-09-23 Jakub Jelinek <jakub@redhat.com>
1680 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
1681 * configure: Regenerated.
1683 2007-09-23 Jan Hubicka <jh@suse.cz>
1685 * params.def (INLINE_CALL_COST): Set to 12.
1686 * invoke.texi (inline-call-cost): Update default value.
1688 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
1690 * config/alpha/alpha.md (movti): Use operand_subword for the split.
1692 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
1693 Revital Eres <eres@il.ibm.com>
1695 * modulo-sched.c (doloop_register_get): Rewrite the loop which
1696 checks whether the count_reg is found outside the control part.
1698 2007-09-23 Jakub Jelinek <jakub@redhat.com>
1700 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
1701 instead of checking CALL_EXPR_FN directly to test for builtins.
1702 If error or warning attributes are present, print
1703 error resp. warning.
1704 * c-common.c (handle_error_attribute): New function.
1705 (c_common_attribute_table): Add error and warning
1707 * doc/extend.texi: Document error and warning attributes.
1709 * tree.h (block_nonartificial_location): New prototype.
1710 * tree.c (block_nonartificial_location): New function.
1711 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
1712 if artificial attribute is present on abstract inline decl.
1713 * c-common.c (handle_artificial_attribute): New function.
1714 (c_common_attribute_table): Add artificial attribute.
1715 * final.c (override_filename, override_linenum): New variables.
1716 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
1717 and override_linenum if inside of a block inlined from
1718 __attribute__((__artificial__)) function.
1719 (notice_source_line): Honor override_filename and override_linenum.
1720 * doc/extend.texi: Document __attribute__((__artificial__)).
1721 * config/i386/emmintrin.h: Add __artificial__ attribute to
1722 all __always_inline__ functions.
1723 * config/i386/mmintrin.h: Likewise.
1724 * config/i386/tmmintrin.h: Likewise.
1725 * config/i386/mm3dnow.h: Likewise.
1726 * config/i386/pmmintrin.h: Likewise.
1727 * config/i386/ammintrin.h: Likewise.
1728 * config/i386/xmmintrin.h: Likewise.
1729 * config/i386/smmintrin.h: Likewise.
1730 * config/i386/bmmintrin.h: Likewise.
1731 * config/i386/mmintrin-common.h: Likewise.
1734 * expr.c (expand_constructor): New function.
1735 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
1736 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
1739 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1741 * config/mips/mips.c (dump_constants_1): Generalize to include
1742 fractional and accumulator modes.
1744 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1746 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
1747 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
1749 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
1750 TARGET_HARD_FLOAT when testing whether -mpaired-single is
1752 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
1754 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
1756 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
1757 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
1759 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
1760 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
1761 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
1763 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
1765 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
1766 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
1767 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
1769 2007-09-22 Jason Merrill <jason@redhat.com>
1772 * attribs.c (lookup_attribute_spec): Split out...
1773 (decl_attributes): From here.
1774 * tree.h: Declare it.
1776 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
1778 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
1780 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
1782 * tree-inline.c (remap_type_1): Correctly chain variants.
1784 2007-09-22 Richard Guenther <rguenther@suse.de>
1786 PR tree-optimization/33146
1787 * fold-const.c (fold_binary): Use the original tree
1789 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
1790 also changes "sign".
1792 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
1795 * except.c (finish_eh_generation): Call commit_edge_insertions if
1796 there are insns queued on the entry edge.
1797 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
1800 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
1802 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
1804 2007-09-19 Michael Meissner <michael.meissner@amd.com>
1806 * gcc/config/i386/i386.c: Delete trailing whitespace.
1807 * gcc/config/i386/i386.h: Ditto.
1808 * gcc/config/i386/bmmintrin.h: Ditto.
1809 * gcc/config/i386/sync.md: Ditto.
1810 * gcc/config/i386/ppro.md: Ditto.
1811 * gcc/config/i386/mmx.md: Ditto.
1812 * gcc/config/i386/constraints.md: Ditto.
1813 * gcc/config/i386/sse.md: Ditto.
1814 * gcc/config/i386/athlon.md: Ditto.
1815 * gcc/config/i386/i386.md: Ditto.
1817 2007-09-21 Richard Guenther <rguenther@suse.de>
1819 PR tree-optimization/33508
1820 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
1821 quadratic loop by keeping a bitmap of variables we have
1822 to clobber all subvariables for.
1823 (set_initial_properties): Likewise.
1825 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
1827 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
1829 2007-09-20 Nigel Stephens <nigel@mips.com>
1830 Chao-ying Fu <fu@mips.com>
1832 * c-decl.c (finish_declspecs): When _Sat is used without
1833 _Fract or _Accum, set the default type to cts_fract.
1834 This avoids a warning of "type defaults to int".
1836 2007-09-20 Joseph Myers <joseph@codesourcery.com>
1838 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
1839 bit-fields wider than one bit.
1841 2007-09-20 Jakub Jelinek <jakub@redhat.com>
1844 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
1846 * dbxout.c (dbxout_type): Likewise.
1850 * gimplify.c (gimplify_vla_decl): New function.
1851 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
1853 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
1855 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
1857 * doc/invoke.texi (-minterlink-mips16): Document.
1858 * config/mips/mips.opt (minterlink-mips16): New option.
1859 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
1862 2007-09-20 Joseph Myers <joseph@codesourcery.com>
1864 * doc/extend.texi (Attribute Syntax): Remove old speculative
1867 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
1869 * combine.c: Include cgraph.h.
1870 (setup_incoming_promotions): Rework to allow more aggressive
1871 elimination of sign extensions when all call sites of the
1872 current function are known to lie within the current unit.
1874 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
1876 * dse.c (find_shift_sequence): No-op rework of control flow.
1878 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
1880 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
1881 GPR for DCmode on 64-bit targets. Remove redundant fallback.
1883 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1885 * cfgexpand.c (dump_stack_var_partition): Use the correct
1886 index for the offset.
1888 2007-09-19 Joseph Myers <joseph@codesourcery.com>
1890 * config/mips/sde.h: Switch to GPLv3.
1892 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
1894 * tree-sra.c (decide_block_copy): Decide if there are groups.
1896 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
1898 * config/m68k/m68k.c (output_move_himode): Remove jump table
1900 config/m68k/m68k.md (lea): Likewise.
1901 * config/m68k/m68k.c (print_operand_address): Use simple pc
1902 relative addressing.
1904 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
1906 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
1907 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
1909 (asm_insn_count): Pass template as second argument to it.
1910 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1911 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1912 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1913 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1914 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1915 (sh_insn_length_adjustment): Pass template as second argument to it.
1916 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
1918 * config/bfin/bfin.md (define_asm_attributes): New.
1920 2007-09-19 Jie Zhang <jie.zhang@analog.com>
1922 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
1924 * config/bfin/print-sysroot-suffix.sh: New.
1925 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
1926 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
1927 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1928 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
1929 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
1930 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1931 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
1932 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
1933 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1934 (linux-sysroot-suffix.h): New target.
1935 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
1936 (mspecld-anomaly): Likewise.
1937 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
1938 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
1939 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
1940 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
1941 (bfin_si_revision): Declare.
1942 (bfin_workarounds): Declare.
1943 (WA_SPECULATIVE_LOADS): Define.
1944 (ENABLE_WA_SPECULATIVE_LOADS): Define.
1945 (WA_SPECULATIVE_SYNCS): Define.
1946 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
1947 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
1948 (LIB_SPEC): Add %s to the linker scripts.
1949 Use proper linker script for bf522, bf525, bf527,
1950 bf538, bf539, bf542, bf544, bf548, and bf549.
1951 * config/bfin/bfin.c (bfin_si_revision): Define.
1952 (bfin_workarounds): Define.
1953 (struct bfin_cpu): New.
1955 (bfin_handle_option): Handle silicon revision part of -mcpu option.
1956 (override_options): Set bfin_workarounds.
1957 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
1958 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
1959 ENABLE_WA_SPECULATIVE_LOADS.
1960 (bfin_reorg): Likewise.
1961 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1962 macros for bf522, bf525, bf527, bf538, bf539,
1963 bf542, bf544, bf548, and bf549.
1964 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
1965 Don't define __ID_SHARED_LIB__ when -msep-data.
1966 (TARGET_DEFAULT): Define as 0.
1967 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
1968 * doc/invoke.texi (Blackfin Options): Document silicon
1969 revision part of -mcpu option and it now accepts bf522, bf525,
1970 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
1972 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1974 * alias.c (memory_modified_1): Deconstify.
1975 (memory_modified_in_insn_p): Don't use const_note_stores.
1976 * rtl.h (const_note_stores): Delete.
1977 * rtlanal.c (const_note_stores): Likewise.
1979 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
1981 * dse.c (find_shift_sequence): Temporarily revert to forbidding
1984 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
1988 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
1989 (addsi_small_int): Likewise.
1990 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
1991 (one_cmplsi2): Likewise.
1993 (enter_func): Expand insn using hard_frame_pointer_rtx and
1996 * config/fr30/fr30.c (fr30_expand_prologue): Check for
1997 hard_frame_pointer_rtx instead of using REGNO() check.
1998 Properly sign extend GEN_INT() argument.
2000 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
2002 * config/m68k/m68k.c (override_options): Remove USE_GAS,
2004 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
2005 alternatives with just jcc.
2006 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
2007 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
2008 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
2009 dbge_hi, dbge_si): Likewise.
2011 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
2013 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
2014 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
2015 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
2016 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
2017 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
2019 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
2021 * config/m68k/m68k-devices.def (51qe): New device.
2022 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
2023 to all uses of FL_FOR_isa_c for compatibility.
2024 (all_microarchs): Add cfv1 microarchitecture.
2025 (m68k_handle_option): Handle m51qe option.
2026 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
2027 (TUNE_CFV1): New macro.
2028 (enum uarch_type): Add ucfv1.
2029 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
2031 2007-09-18 Richard Guenther <rguenther@suse.de>
2033 PR tree-optimization/31863
2034 * tree-ssa-structalias.c (create_variable_info_for): Always
2035 free the fieldstack.
2037 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
2039 * opts.c (decode_options): Enable vectorization under -O3.
2041 2007-09-18 Richard Guenther <rguenther@suse.de>
2043 PR tree-optimization/33340
2044 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
2045 SSA_NAMEs that occur in abnormal PHI nodes.
2047 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2049 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
2050 Don't use const_get_call_expr_in.
2051 * tree-gimple.c (const_get_call_expr_in): Delete.
2052 * tree-gimple.h (const_get_call_expr_in): Likewise.
2054 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2056 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
2057 not yet have a basic block.
2058 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
2060 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2062 * config/mips/mips.c (mips_file_start): Add ".previous" directives
2063 to both ".section"s.
2065 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
2067 * config/mips/mips.c (mips_output_mi_thunk): Use
2068 mips_function_ok_for_sibcall and const_call_insn_operand
2069 to determine if a direct sibcall is allowed. Use
2070 mips_classify_symbol to determine a global pointer is needed.
2072 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
2074 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
2076 2007-09-17 Chao-ying Fu <fu@mips.com>
2077 Nigel Stephens <nigel@mips.com>
2079 * config/fixed-bit.h: New file.
2080 * config/fixed-bit.c: New file.
2081 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
2083 2007-09-18 Jakub Jelinek <jakub@redhat.com>
2085 * c-format.h (format_kind_info): Add alloc_char field.
2086 * c-format.c (scanf_flag_specs): Add 'm'.
2087 (scanf_flag_pairs): Add 'a', 'm' pair.
2088 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
2089 (format_types_orig): Add alloc_char fields.
2090 (check_format_info_main): Rename aflag to alloc_flag.
2091 Handle fki->alloc_char. modifier after width and before length
2092 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
2093 length modifiers as well.
2094 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
2097 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
2098 returned by build_call_expr.
2100 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
2102 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
2103 NULL for variable-sized records too.
2104 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
2106 2007-09-17 Tom Tromey <tromey@redhat.com>
2108 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
2109 (c_builtin_function): Likewise.
2110 (grokdeclarator): Likewise.
2112 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
2114 PR rtl-optimization/26449
2115 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
2116 (seq_insns_valid_p): Removed.
2118 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
2120 * tree-nomudflap.c (gate_mudflap): New static function.
2121 (pass_mudflap_1): Use it as gate function.
2122 (pass_mudflap_2): Likewise.
2124 2007-09-17 Jan Hubicka <jh@suse.cz>
2128 * loop-invariant.c (move_invariant_reg): Unshare sequence.
2130 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
2132 PR tree-optimization/33319
2133 * tree-vect-analyze.c (vect_same_range_drs): New.
2134 (vect_vfa_range_equal): New.
2135 (vect_is_duplicate_ddr): Removed.
2136 (vect_mark_for_runtime_alias_test): Do not perform marking when
2137 optimizing for size or max_param for alias checking is zero.
2138 Move the function before vect_analyze_data_ref_dependence.
2139 (vect_analyze_data_ref_dependence): Add call to
2140 vect_mark_for_runtime_alias_test in two cases when dependence
2142 (vect_analyze_data_ref_dependences): Do not call to
2143 vect_mark_for_runtime_alias_test.
2144 (vect_prune_runtime_alias_test_list): New.
2145 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
2146 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
2147 Update vec_outside_cost.
2148 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
2149 (vect_create_cond_for_alias_checks): Build the base address of data
2150 reference from DR_GROUP_FIRST_DR.
2151 (vect_loop_versioning): New.
2152 (vect_transform_loop): Add a call to vect_loop_versioning.
2153 Remove factored out code.
2155 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2158 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
2161 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
2163 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
2164 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
2165 Fix the call to insn_rtx_cost. Skip access sizes that require a
2166 real truncation of the store register. Use convert_move instead
2167 of gen_lowpart when narrowing the result.
2168 (replace_read): Use convert_move instead of gen_lowpart when
2169 narrowing the store rhs.
2171 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
2173 * config/mips/mips.md (SHORT): Fix long line.
2174 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
2175 to QImode and HImode.
2177 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
2179 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
2181 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
2183 * tree-parloops.c: New file.
2184 * tree-ssa-operands.h (free_stmt_operands): Declare.
2185 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
2187 * tree-pass.h (pass_parallelize_loops): Declare.
2188 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
2190 (build_omp_regions_1): Allow analysing just a single OMP region and
2192 ( build_omp_regions_root, omp_expand_local): New functions.
2193 (build_omp_regions): Add argument to build_omp_regions_1 call.
2194 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
2195 autoparallelization is run.
2196 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
2197 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
2198 pass_parallelize_loops): New.
2199 * common.opt (ftree-parallelize-loops): New.
2200 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
2201 parallelize_loops): Declare.
2202 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
2203 * Makefile.in (tree-parloops.o): Added.
2204 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
2206 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
2207 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
2208 one extra edge as well.
2209 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
2210 Use VEC_free to free doms vector.
2211 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
2212 operands. Recompute operand caches in the new function.
2213 (move_sese_region_to_fn): Update loop info.
2214 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
2215 * tree-ssa-operands.c (free_stmt_operands): New function.
2217 * doc/passes.texi: Document autoparallelization.
2218 * doc/invoke.texi (-ftree-parallelize-loops): New option.
2220 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2223 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
2226 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
2228 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
2229 the VEC is not NULL.
2230 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
2231 get_vectype_for_scalar_type succeeded.
2232 (vectorizable_conversion): Likewise.
2234 2007-09-14 Jan Hubicka <jh@suse.cz>
2236 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
2239 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
2242 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
2243 register when operands[2] equals operands[1].
2244 (remainderxf3): Ditto.
2246 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
2247 Nigel Stephens <nigel@mips.com>
2249 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
2250 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
2251 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
2253 (_Unwind_ForcedUnwind): Likewise.
2254 (_Unwind_Resume): Likewise.
2255 (_Unwind_Resume_or_Rethrow): Likewise.
2256 (_Unwind_Backtrace): Likewise.
2257 (_Unwind_SjLj_RaiseException): Likewise.
2258 (_Unwind_SjLj_ForcedUnwind): Likewise.
2259 (_Unwind_SjLj_Resume): Likewise.
2260 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
2261 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
2263 (_Unwind_ForcedUnwind): Likewise.
2264 (_Unwind_Resume): Likewise.
2265 (_Unwind_Resume_or_Rethrow): Likewise.
2266 (_Unwind_Backtrace): Likewise.
2267 * unwind-compat.c (_Unwind_Backtrace): Likewise.
2268 (_Unwind_ForcedUnwind): Likewise.
2269 (_Unwind_RaiseException): Likewise.
2270 (_Unwind_Resume): Likewise.
2271 (_Unwind_Resume_or_Rethrow): Likewise.
2273 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
2274 nomips16 mode when IN_LIBGCC2 with hard float.
2276 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
2278 * config/mips/sdemtk.opt: Update to GPLv3.
2279 * config/mips/sdemtk.h: Likewise.
2281 2007-09-14 Nigel Stephens <nigel@mips.com>
2283 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
2284 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
2285 for mipsisa32-*-linux*.
2287 2007-09-14 Nigel Stephens <nigel@mips.com>
2288 David Ung <davidu@mips.com>
2289 Thiemo Seufer <ths@mips.com>
2290 Richard Sandiford <richard@codesourcery.com>
2292 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
2293 * configure.ac: Add a mipssde threading type.
2294 * configure: Regenerate.
2295 * config/mips/sdemtk.h: New file.
2296 * config/mips/t-sdemtk: Likewise.
2297 * config/mips/sdemtk.opt: Likewise.
2298 * gthr-mipssde.h: Likewise.
2299 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
2300 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
2301 (MIPS_ICACHE_SYNC): New macro, split from ...
2302 * config/mips/mips.md (clear_cache): ...here.
2303 * config/mips/mips.c (mips_save_reg_p): Check
2304 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
2305 (build_mips16_function_stub): Use targetm.strip_name_encoding.
2306 (build_mips16_call_stub): Likewise.
2308 2007-09-14 Richard Sandiford <richard@codesourcery.com>
2310 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
2312 2007-09-14 Jakub Jelinek <jakub@redhat.com>
2315 * config/ia64/ia64.c (find_gr_spill): Don't decrement
2316 current_frame_info.n_local_regs. Don't return emitted local
2318 (ia64_compute_frame_size): Improve unwind hack to put
2319 RP, PFS, FP in that order by allowing some of the registers
2320 been already emitted, as long as they are emitted to the
2323 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2325 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
2326 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
2327 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
2329 2007-09-13 Eric Christopher <echristo@apple.com>
2330 Kenneth Zadeck <zadeck@naturalbridge.com>
2332 * dse.c (find_shift_sequence): New function.
2333 (replace_read): Add case to remove read if it requires shift.
2334 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
2336 2007-09-13 Tom Tromey <tromey@redhat.com>
2338 * c-common.c (fname_as_string): Update.
2339 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
2340 (c_lex_one_token): Update. Add 'parser' argument.
2341 (c_parser_simple_asm_expr): Update.
2342 (c_parser_attributes): Update.
2343 (c_parser_asm_statement): Update.
2344 (c_parser_asm_operands): Update.
2345 (c_parser_peek_token): Update.
2346 (c_parser_peek_2nd_token): Update.
2347 * c-lex.c (c_lex_string_translate): Remove.
2348 (c_lex_return_raw_strings): Likewise.
2349 (c_lex_with_flags): Added 'lex_flags' argument.
2350 (lex_string): Added 'translate' argument.
2351 * c-pragma.h (c_lex_with_flags): Update.
2352 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
2353 (C_LEX_STRING_NO_TRANSLATE): New define.
2354 (C_LEX_RAW_STRINGS): Likewise.
2356 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
2359 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
2360 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
2361 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
2362 (bfin_init_builtins): Initialize __builtin_bfin_ones,
2363 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
2364 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
2365 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
2366 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
2367 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
2368 (bdesc_1arg): Add __builtin_bfin_ones.
2369 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
2370 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
2371 and __builtin_bfin_csqu_fr16.
2372 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
2373 (ones): New define_insn.
2374 (ssaddhi3_parts): New define_insn.
2375 (sssubhi3_parts): New define_insn.
2376 (flag_mulhi_parts): New define_insn.
2378 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
2380 * common.opt (femit-class-debug-always): Turn off by default.
2382 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
2384 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
2385 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
2387 2007-09-13 James E. Wilson <wilson@specifix.com>
2389 PR tree-optimization/33389
2390 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
2391 then set build_loads before returning.
2393 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
2394 David Ung <davidu@mips.com>
2396 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
2397 {d}addiu and a negative immediate such that it works with MIPS16
2400 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
2403 * configure.ac (ld_vers): Support Linux linker.
2404 * configure: Regenerated.
2406 2007-09-13 Richard Sandiford <richard@codesourcery.com>
2407 Sandra Loosemore <sandra@codesourcery.com>
2409 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
2410 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
2411 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
2412 nomips16 into decl attributes.
2413 (TARGET_INSERT_ATTRIBUTES): Override.
2414 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
2415 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
2416 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
2417 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
2418 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
2419 (mips_use_mips16_mode_p): Reimplement as a function that takes
2420 a decl and considers only decl attributes. If the decl is nested
2421 function, use its parent attributes.
2422 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
2423 instead of SYMBOL_REF_MIPS16_FUNC_P.
2424 (mips_set_mips16_mode): Move call to sorry here from old
2425 mips_use_mips16_mode_p.
2426 (mflip_mips16_entry): New structure.
2427 (mflip_mips16_htab): New variable.
2428 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
2429 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
2430 (mips_merge_decl_attributes): New function.
2431 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
2432 Use mips_use_mips16_mode_p.
2433 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
2434 SYMBOL_REF_MIPS16_FUNC_P.
2435 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
2437 2007-09-13 Richard Sandiford <richard@codesourcery.com>
2439 * c-parser.c (c_parser_struct_declaration): Check for a null return.
2441 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2444 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
2446 2007-09-12 Michael Meissner <michael.meissner@amd.com>
2447 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2448 Tony Linthicum <tony.linthicum@amd.com>
2450 * tree.h (function_args_iterator): New type to iterate over
2452 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
2453 function arguments providing a pointer to the argument.
2454 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
2455 function arguments providing the argument.
2456 (function_args_iter_init): Inline function to initialize
2457 function_args_iterator.
2458 (function_args_iter_cond_ptr): Inline function to return the next
2459 pointer to hold the argument.
2460 (function_args_iter_cond): Inline function to return the next
2462 (function_args_iter_cond_next): Advance the function args
2464 (stdarg_p): New function, return true if variable argument
2466 (prototype_p): New function, return true if function is
2468 (function_args_count): New function, count the number of arguments
2471 * tree.c (stdarg_p): New function, return true if variable
2473 (prototype_p): New function, return true if function is
2476 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
2477 (TARGET_ROUND): New macro for the round/ptest instructions which
2478 are shared between SSE4.1 and SSE5.
2479 (OPTION_MASK_ISA_ROUND): Ditto.
2480 (OPTION_ISA_ROUND): Ditto.
2481 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
2482 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
2484 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
2485 (-mfused-madd): New switch to give users control over whether the
2486 compiler optimizes to use the multiply/add SSE5 instructions.
2488 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
2489 m_ATHLON_K8_AMDFAM10, and change all uses.
2490 (enum pta_flags): Add PTA_SSE5.
2491 (ix86_handle_option): Turn off 3dnow if -msse5.
2492 (override_options): Add SSE5 support.
2493 (print_operand): %Y prints comparison codes for SSE5 com/pcom
2495 (ix86_expand_sse_movcc): Add SSE5 support.
2496 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
2497 vector type to the next largest size.
2498 (ix86_expand_sse5_pack): New function to use pperm to pack a
2499 vector type to the next smallest size.
2500 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
2501 (IX86_BUILTIN_FMADDSD): Ditto.
2502 (IX86_BUILTIN_FMADDPS): Ditto.
2503 (IX86_BUILTIN_FMADDPD): Ditto.
2504 (IX86_BUILTIN_FMSUBSS): Ditto.
2505 (IX86_BUILTIN_FMSUBSD): Ditto.
2506 (IX86_BUILTIN_FMSUBPS): Ditto.
2507 (IX86_BUILTIN_FMSUBPD): Ditto.
2508 (IX86_BUILTIN_FNMADDSS): Ditto.
2509 (IX86_BUILTIN_FNMADDSD): Ditto.
2510 (IX86_BUILTIN_FNMADDPS): Ditto.
2511 (IX86_BUILTIN_FNMADDPD): Ditto.
2512 (IX86_BUILTIN_FNMSUBSS): Ditto.
2513 (IX86_BUILTIN_FNMSUBSD): Ditto.
2514 (IX86_BUILTIN_FNMSUBPS): Ditto.
2515 (IX86_BUILTIN_FNMSUBPD): Ditto.
2516 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
2517 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
2518 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
2519 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
2520 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
2521 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
2522 (IX86_BUILTIN_PPERM): Ditto.
2523 (IX86_BUILTIN_PERMPS): Ditto.
2524 (IX86_BUILTIN_PERMPD): Ditto.
2525 (IX86_BUILTIN_PMACSSWW): Ditto.
2526 (IX86_BUILTIN_PMACSWW): Ditto.
2527 (IX86_BUILTIN_PMACSSWD): Ditto.
2528 (IX86_BUILTIN_PMACSWD): Ditto.
2529 (IX86_BUILTIN_PMACSSDD): Ditto.
2530 (IX86_BUILTIN_PMACSDD): Ditto.
2531 (IX86_BUILTIN_PMACSSDQL): Ditto.
2532 (IX86_BUILTIN_PMACSSDQH): Ditto.
2533 (IX86_BUILTIN_PMACSDQL): Ditto.
2534 (IX86_BUILTIN_PMACSDQH): Ditto.
2535 (IX86_BUILTIN_PMADCSSWD): Ditto.
2536 (IX86_BUILTIN_PMADCSWD): Ditto.
2537 (IX86_BUILTIN_PHADDBW): Ditto.
2538 (IX86_BUILTIN_PHADDBD): Ditto.
2539 (IX86_BUILTIN_PHADDBQ): Ditto.
2540 (IX86_BUILTIN_PHADDWD): Ditto.
2541 (IX86_BUILTIN_PHADDWQ): Ditto.
2542 (IX86_BUILTIN_PHADDDQ): Ditto.
2543 (IX86_BUILTIN_PHADDUBW): Ditto.
2544 (IX86_BUILTIN_PHADDUBD): Ditto.
2545 (IX86_BUILTIN_PHADDUBQ): Ditto.
2546 (IX86_BUILTIN_PHADDUWD): Ditto.
2547 (IX86_BUILTIN_PHADDUWQ): Ditto.
2548 (IX86_BUILTIN_PHADDUDQ): Ditto.
2549 (IX86_BUILTIN_PHSUBBW): Ditto.
2550 (IX86_BUILTIN_PHSUBWD): Ditto.
2551 (IX86_BUILTIN_PHSUBDQ): Ditto.
2552 (IX86_BUILTIN_PROTB): Ditto.
2553 (IX86_BUILTIN_PROTW): Ditto.
2554 (IX86_BUILTIN_PROTD): Ditto.
2555 (IX86_BUILTIN_PROTQ): Ditto.
2556 (IX86_BUILTIN_PROTB_IMM): Ditto.
2557 (IX86_BUILTIN_PROTW_IMM): Ditto.
2558 (IX86_BUILTIN_PROTD_IMM): Ditto.
2559 (IX86_BUILTIN_PROTQ_IMM): Ditto.
2560 (IX86_BUILTIN_PSHLB): Ditto.
2561 (IX86_BUILTIN_PSHLW): Ditto.
2562 (IX86_BUILTIN_PSHLD): Ditto.
2563 (IX86_BUILTIN_PSHLQ): Ditto.
2564 (IX86_BUILTIN_PSHAB): Ditto.
2565 (IX86_BUILTIN_PSHAW): Ditto.
2566 (IX86_BUILTIN_PSHAD): Ditto.
2567 (IX86_BUILTIN_PSHAQ): Ditto.
2568 (IX86_BUILTIN_FRCZSS): Ditto.
2569 (IX86_BUILTIN_FRCZSD): Ditto.
2570 (IX86_BUILTIN_FRCZPS): Ditto.
2571 (IX86_BUILTIN_FRCZPD): Ditto.
2572 (IX86_BUILTIN_CVTPH2PS): Ditto.
2573 (IX86_BUILTIN_CVTPS2PH): Ditto.
2574 (IX86_BUILTIN_COMEQSS): Ditto.
2575 (IX86_BUILTIN_COMNESS): Ditto.
2576 (IX86_BUILTIN_COMLTSS): Ditto.
2577 (IX86_BUILTIN_COMLESS): Ditto.
2578 (IX86_BUILTIN_COMGTSS): Ditto.
2579 (IX86_BUILTIN_COMGESS): Ditto.
2580 (IX86_BUILTIN_COMUEQSS): Ditto.
2581 (IX86_BUILTIN_COMUNESS): Ditto.
2582 (IX86_BUILTIN_COMULTSS): Ditto.
2583 (IX86_BUILTIN_COMULESS): Ditto.
2584 (IX86_BUILTIN_COMUGTSS): Ditto.
2585 (IX86_BUILTIN_COMUGESS): Ditto.
2586 (IX86_BUILTIN_COMORDSS): Ditto.
2587 (IX86_BUILTIN_COMUNORDSS): Ditto.
2588 (IX86_BUILTIN_COMFALSESS): Ditto.
2589 (IX86_BUILTIN_COMTRUESS): Ditto.
2590 (IX86_BUILTIN_COMEQSD): Ditto.
2591 (IX86_BUILTIN_COMNESD): Ditto.
2592 (IX86_BUILTIN_COMLTSD): Ditto.
2593 (IX86_BUILTIN_COMLESD): Ditto.
2594 (IX86_BUILTIN_COMGTSD): Ditto.
2595 (IX86_BUILTIN_COMGESD): Ditto.
2596 (IX86_BUILTIN_COMUEQSD): Ditto.
2597 (IX86_BUILTIN_COMUNESD): Ditto.
2598 (IX86_BUILTIN_COMULTSD): Ditto.
2599 (IX86_BUILTIN_COMULESD): Ditto.
2600 (IX86_BUILTIN_COMUGTSD): Ditto.
2601 (IX86_BUILTIN_COMUGESD): Ditto.
2602 (IX86_BUILTIN_COMORDSD): Ditto.
2603 (IX86_BUILTIN_COMUNORDSD): Ditto.
2604 (IX86_BUILTIN_COMFALSESD): Ditto.
2605 (IX86_BUILTIN_COMTRUESD): Ditto.
2606 (IX86_BUILTIN_COMEQPS): Ditto.
2607 (IX86_BUILTIN_COMNEPS): Ditto.
2608 (IX86_BUILTIN_COMLTPS): Ditto.
2609 (IX86_BUILTIN_COMLEPS): Ditto.
2610 (IX86_BUILTIN_COMGTPS): Ditto.
2611 (IX86_BUILTIN_COMGEPS): Ditto.
2612 (IX86_BUILTIN_COMUEQPS): Ditto.
2613 (IX86_BUILTIN_COMUNEPS): Ditto.
2614 (IX86_BUILTIN_COMULTPS): Ditto.
2615 (IX86_BUILTIN_COMULEPS): Ditto.
2616 (IX86_BUILTIN_COMUGTPS): Ditto.
2617 (IX86_BUILTIN_COMUGEPS): Ditto.
2618 (IX86_BUILTIN_COMORDPS): Ditto.
2619 (IX86_BUILTIN_COMUNORDPS): Ditto.
2620 (IX86_BUILTIN_COMFALSEPS): Ditto.
2621 (IX86_BUILTIN_COMTRUEPS): Ditto.
2622 (IX86_BUILTIN_COMEQPD): Ditto.
2623 (IX86_BUILTIN_COMNEPD): Ditto.
2624 (IX86_BUILTIN_COMLTPD): Ditto.
2625 (IX86_BUILTIN_COMLEPD): Ditto.
2626 (IX86_BUILTIN_COMGTPD): Ditto.
2627 (IX86_BUILTIN_COMGEPD): Ditto.
2628 (IX86_BUILTIN_COMUEQPD): Ditto.
2629 (IX86_BUILTIN_COMUNEPD): Ditto.
2630 (IX86_BUILTIN_COMULTPD): Ditto.
2631 (IX86_BUILTIN_COMULEPD): Ditto.
2632 (IX86_BUILTIN_COMUGTPD): Ditto.
2633 (IX86_BUILTIN_COMUGEPD): Ditto.
2634 (IX86_BUILTIN_COMORDPD): Ditto.
2635 (IX86_BUILTIN_COMUNORDPD): Ditto.
2636 (IX86_BUILTIN_COMFALSEPD): Ditto.
2637 (IX86_BUILTIN_COMTRUEPD): Ditto.
2638 (IX86_BUILTIN_PCOMEQUB): Ditto.
2639 (IX86_BUILTIN_PCOMNEUB): Ditto.
2640 (IX86_BUILTIN_PCOMLTUB): Ditto.
2641 (IX86_BUILTIN_PCOMLEUB): Ditto.
2642 (IX86_BUILTIN_PCOMGTUB): Ditto.
2643 (IX86_BUILTIN_PCOMGEUB): Ditto.
2644 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
2645 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
2646 (IX86_BUILTIN_PCOMEQUW): Ditto.
2647 (IX86_BUILTIN_PCOMNEUW): Ditto.
2648 (IX86_BUILTIN_PCOMLTUW): Ditto.
2649 (IX86_BUILTIN_PCOMLEUW): Ditto.
2650 (IX86_BUILTIN_PCOMGTUW): Ditto.
2651 (IX86_BUILTIN_PCOMGEUW): Ditto.
2652 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
2653 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
2654 (IX86_BUILTIN_PCOMEQUD): Ditto.
2655 (IX86_BUILTIN_PCOMNEUD): Ditto.
2656 (IX86_BUILTIN_PCOMLTUD): Ditto.
2657 (IX86_BUILTIN_PCOMLEUD): Ditto.
2658 (IX86_BUILTIN_PCOMGTUD): Ditto.
2659 (IX86_BUILTIN_PCOMGEUD): Ditto.
2660 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
2661 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
2662 (IX86_BUILTIN_PCOMEQUQ): Ditto.
2663 (IX86_BUILTIN_PCOMNEUQ): Ditto.
2664 (IX86_BUILTIN_PCOMLTUQ): Ditto.
2665 (IX86_BUILTIN_PCOMLEUQ): Ditto.
2666 (IX86_BUILTIN_PCOMGTUQ): Ditto.
2667 (IX86_BUILTIN_PCOMGEUQ): Ditto.
2668 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
2669 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
2670 (IX86_BUILTIN_PCOMEQB): Ditto.
2671 (IX86_BUILTIN_PCOMNEB): Ditto.
2672 (IX86_BUILTIN_PCOMLTB): Ditto.
2673 (IX86_BUILTIN_PCOMLEB): Ditto.
2674 (IX86_BUILTIN_PCOMGTB): Ditto.
2675 (IX86_BUILTIN_PCOMGEB): Ditto.
2676 (IX86_BUILTIN_PCOMFALSEB): Ditto.
2677 (IX86_BUILTIN_PCOMTRUEB): Ditto.
2678 (IX86_BUILTIN_PCOMEQW): Ditto.
2679 (IX86_BUILTIN_PCOMNEW): Ditto.
2680 (IX86_BUILTIN_PCOMLTW): Ditto.
2681 (IX86_BUILTIN_PCOMLEW): Ditto.
2682 (IX86_BUILTIN_PCOMGTW): Ditto.
2683 (IX86_BUILTIN_PCOMGEW): Ditto.
2684 (IX86_BUILTIN_PCOMFALSEW): Ditto.
2685 (IX86_BUILTIN_PCOMTRUEW): Ditto.
2686 (IX86_BUILTIN_PCOMEQD): Ditto.
2687 (IX86_BUILTIN_PCOMNED): Ditto.
2688 (IX86_BUILTIN_PCOMLTD): Ditto.
2689 (IX86_BUILTIN_PCOMLED): Ditto.
2690 (IX86_BUILTIN_PCOMGTD): Ditto.
2691 (IX86_BUILTIN_PCOMGED): Ditto.
2692 (IX86_BUILTIN_PCOMFALSED): Ditto.
2693 (IX86_BUILTIN_PCOMTRUED): Ditto.
2694 (IX86_BUILTIN_PCOMEQQ): Ditto.
2695 (IX86_BUILTIN_PCOMNEQ): Ditto.
2696 (IX86_BUILTIN_PCOMLTQ): Ditto.
2697 (IX86_BUILTIN_PCOMLEQ): Ditto.
2698 (IX86_BUILTIN_PCOMGTQ): Ditto.
2699 (IX86_BUILTIN_PCOMGEQ): Ditto.
2700 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
2701 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
2702 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
2703 OPTION_MASK_ISA_ROUND for instructions that are shared between
2705 (bdesc_2arg): Ditto.
2706 (bdesc_sse_3arg): Ditto.
2707 (enum multi_arg_type): New enum for describing the various SSE5
2708 intrinsic argument types.
2709 (bdesc_multi_arg): New table for SSE5 intrinsics.
2710 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
2711 (ix86_expand_multi_arg_builtin): New function for creating SSE5
2713 (ix86_expand_builtin): Add SSE5 intrinsic support.
2714 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
2715 operand instructions.
2716 (ix86_expand_sse5_multiple_memory): New function to split the
2717 second memory reference from SSE5 instructions.
2718 (type_has_variadic_args_p): Delete in favor of stdarg_p.
2719 (ix86_return_pops_args): Use stdarg_p to determine if the function
2720 has variable arguments.
2721 (ix86_setup_incoming_varargs): Ditto.
2722 (x86_this_parameter): Ditto.
2724 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
2726 (ix86_expand_sse5_pack): Ditto.
2727 (ix86_sse5_valid_op_p): Ditto.
2728 (ix86_expand_sse5_multiple_memory): Ditto.
2730 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
2731 constant for SSE5 support.
2732 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
2733 (UNSPEC_SSE5_TRUEFALSE): Ditto.
2734 (UNSPEC_SSE5_PERMUTE): Ditto.
2735 (UNSPEC_SSE5_ASHIFT): Ditto.
2736 (UNSPEC_SSE5_LSHIFT): Ditto.
2737 (UNSPEC_FRCZ): Ditto.
2738 (UNSPEC_CVTPH2PS): Ditto.
2739 (UNSPEC_CVTPS2PH): Ditto.
2740 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
2742 (COM_FALSE_S): Ditto.
2743 (COM_FALSE_P): Ditto.
2744 (COM_TRUE_S): Ditto.
2745 (COM_TRUE_P): Ditto.
2746 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
2747 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
2749 (memory attribute): Ditto.
2750 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2751 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
2752 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2753 (floor<mode>2): Ditto.
2754 (ceil<mode>2): Ditto.
2755 (btrunc<mode>2): Ditto.
2756 (nearbyintdf2): Ditto.
2757 (nearbyintsf2): Ditto.
2758 (sse_setccsf): Disable if SSE5.
2759 (sse_setccdf): Ditto.
2760 (sse5_setcc<mode>): New support for SSE5 conditional move.
2761 (sse5_pcmov_<mode>): Ditto.
2763 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
2765 (SSEMODEF2P): Ditto.
2766 (ssemodesuffixf4): New mode attribute for SSE5.
2767 (ssemodesuffixf2s): Ditto.
2768 (ssemodesuffixf2c): Ditto.
2769 (sserotatemax): Ditto.
2770 (ssescalarmode): Ditto.
2771 (sse_maskcmpv4sf3): Disable if SSE5.
2772 (sse_maskcmpv2df3): Ditto.
2773 (sse_vmmaskcmpv4sf3): Ditto.
2774 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
2776 (sse5_vmfmadd<mode>4): Ditto.
2777 (sse5_fmsub<mode>4): Ditto.
2778 (sse5_vmfmsub<mode>4): Ditto.
2779 (sse5_fnmadd<mode>4): Ditto.
2780 (sse5_vmfnmadd<mode>4): Ditto.
2781 (sse5_fnmsub<mode>4): Ditto.
2782 (sse5_vmfnmsub<mode>4): Ditto.
2783 (sse5i_fmadd<mode>4): Ditto.
2784 (sse5i_fmsub<mode>4): Ditto.
2785 (sse5i_fnmadd<mode>4): Ditto.
2786 (sse5i_fnmsub<mode>4): Ditto.
2787 (sse5i_vmfmadd<mode>4): Ditto.
2788 (sse5i_vmfmsub<mode>4): Ditto.
2789 (sse5i_vmfnmadd<mode>4): Ditto.
2790 (sse5i_vmfnmsub<mode>4): Ditto.
2791 (mulv16qi3): Add SSE5 support.
2793 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
2794 (sse2_mulv4si3): Disable if SSE5.
2795 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
2796 (sse4_1_roundps): Ditto.
2797 (sse4_1_roundsd): Ditto.
2798 (sse4_1_roundss): Ditto.
2799 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
2801 (sse_maskcmpsf3): Ditto.
2802 (sse_vmmaskcmpv4sf3): Ditto.
2803 (sse2_maskcmpv2df3): Ditto.
2804 (sse2_maskcmpdf3): Ditto.
2805 (sse2_vmmaskcmpv2df3): Ditto.
2806 (sse2_eq<mode>3): Ditto.
2807 (sse2_gt<mode>3): Ditto.
2808 (sse5_pcmov_<mode>): Add SSE5 support.
2809 (vec_unpacku_hi_v16qi): Ditto.
2810 (vec_unpacks_hi_v16qi): Ditto.
2811 (vec_unpacku_lo_v16qi): Ditto.
2812 (vec_unpacks_lo_v16qi): Ditto.
2813 (vec_unpacku_hi_v8hi): Ditto.
2814 (vec_unpacks_hi_v8hi): Ditto.
2815 (vec_unpacku_lo_v8hi): Ditto.
2816 (vec_unpacks_lo_v8hi): Ditto.
2817 (vec_unpacku_hi_v4si): Ditto.
2818 (vec_unpacks_hi_v4si): Ditto.
2819 (vec_unpacku_lo_v4si): Ditto.
2820 (vec_unpacks_lo_v4si): Ditto.
2821 (sse5_pmacsww): New SSE5 intrinsic insn.
2822 (sse5_pmacssww): Ditto.
2823 (sse5_pmacsdd): Ditto.
2824 (sse5_pmacssdd): Ditto.
2825 (sse5_pmacssdql): Ditto.
2826 (sse5_pmacssdqh): Ditto.
2827 (sse5_pmacsdqh): Ditto.
2828 (sse5_pmacsswd): Ditto.
2829 (sse5_pmacswd): Ditto.
2830 (sse5_pmadcsswd): Ditto.
2831 (sse5_pmadcswd): Ditto.
2832 (sse5_pcmov_<move>): Conditional move support on SSE5.
2833 (sse5_phaddbw): New SSE5 intrinsic insn.
2834 (sse5_phaddbd): Ditto.
2835 (sse5_phaddbq): Ditto.
2836 (sse5_phaddwd): Ditto.
2837 (sse5_phaddwq): Ditto.
2838 (sse5_phadddq): Ditto.
2839 (sse5_phaddubw): Ditto.
2840 (sse5_phaddubd): Ditto.
2841 (sse5_phaddubq): Ditto.
2842 (sse5_phadduwd): Ditto.
2843 (sse5_phadduwq): Ditto.
2844 (sse5_phaddudq): Ditto.
2845 (sse5_phsubbw): Ditto.
2846 (sse5_phsubwd): Ditto.
2847 (sse5_phsubdq): Ditto.
2848 (sse5_pperm): Ditto.
2849 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
2850 (sse5_pperm_zero_v16qi_v8hi): Ditto.
2851 (sse5_pperm_sign_v8hi_v4si): Ditto.
2852 (sse5_pperm_zero_v8hi_v4si): Ditto.
2853 (sse5_pperm_sign_v4si_v2di): Ditto.
2854 (sse5_pperm_sign_v4si_v2di): Ditto.
2855 (sse5_pperm_pack_v2di_v4si): Ditto.
2856 (sse5_pperm_pack_v4si_v8hi): Ditto.
2857 (sse5_pperm_pack_v8hi_v16qi): Ditto.
2858 (sse5_perm<mode>): New SSE5 intrinsic insn.
2859 (rotl<mode>3): Ditto.
2860 (sse5_rotl<mode>3): Ditto.
2861 (sse5_ashl<mode>3): Ditto.
2862 (sse5_lshl<mode>3): Ditto.
2863 (sse5_frcz<mode>2): Ditto.
2864 (sse5s_frcz<mode>2): Ditto.
2865 (sse5_cvtph2ps): Ditto.
2866 (sse5_cvtps2ph): Ditto.
2867 (sse5_vmmaskcmp<mode>3): Ditto.
2868 (sse5_com_tf<mode>3): Ditto.
2869 (sse5_maskcmp<mode>3): Ditto.
2870 (sse5_maskcmp_uns<mode>3): Ditto.
2871 (sse5_maskcmp_uns2<mode>3): Ditto.
2872 (sse5_pcom_tf<mode>3): Ditto.
2874 * config/i386/predicates.md (const_0_to_31_operand): New predicate
2876 (sse5_comparison_float_operator): New predicate to match the
2877 comparison operators supported by the SSE5 com instruction.
2878 (ix86_comparison_int_operator): New predicate to match just the
2879 signed int comparisons.
2880 (ix86_comparison_uns_operator): New predicate to match just the
2881 unsigned int comparisons.
2883 * doc/invoke.texi (-msse5): Add documentation.
2884 (-mfused-madd): Ditto.
2886 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
2888 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
2890 (x86_64-*-*): Ditto.
2892 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
2894 * config/i386/bmmintrin.h: New file, provide common x86 compiler
2895 intrinisics for SSE5.
2897 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
2900 * config/i386/mmintrin-common.h: New file, to contain common
2901 instructions between SSE4.1 and SSE5.
2903 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
2904 FOREACH_FUNCTION_ARGS to iterate over the argument list.
2905 (gen_regparm_prefix): Ditto.
2907 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
2908 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
2909 prototype_p to determine if a function is prototyped.
2911 2007-09-12 Janis Johnson <janis187@us.ibm.com>
2913 * config/dfp-bit.c (dfp_conversion_exception): New function.
2914 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
2915 (DFP_TO_INT): Ditto.
2916 (INT_TO_DFP): Ditto.
2917 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
2919 2007-09-12 Jakub Jelinek <jakub@redhat.com>
2922 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
2923 before sp restoration even when total_size is 0, but
2924 frame_pointer_needed.
2926 2007-09-12 Bob Wilson <bob.wilson@acm.org>
2928 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
2929 (xtensa_copy_incoming_a7): Use start_sequence instead of
2930 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
2931 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
2932 of the saveregs sequence.
2934 2007-09-12 Richard Sandiford <richard@codesourcery.com>
2936 * c-tree.h (grokfield): Add a "tree *" argument.
2937 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
2938 Chain nested decl attributes to it. Don't call decl_attributes here.
2939 (groktypename): Pass grokdeclarator a pointer to the attribute list.
2940 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
2941 (grokfield): Take a pointer to the decl's attributes and pass
2942 it to grokdeclarator.
2943 * c-parser.c (c_parser_struct_declaration): Update the calls to
2944 grokfield. Call decl_attributes for anonymous struct and union
2947 2007-09-12 Jan Hubicka <jh@suse.cz>
2949 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
2951 2007-09-12 Ira Rosen <irar@il.ibm.com>
2953 PR tree-optimization/32377
2954 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
2955 between positive and negative dependence distance using DDR_REVERSED_P.
2957 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
2959 PR tree-optimization/33373
2960 * tree-vect-analyze (vect_determine_vectorization_factor): Call
2961 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
2963 2007-09-12 Jan Hubicka <jh@suse.cz>
2966 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
2969 2007-09-12 Christian Bruel <christian.bruel@st.com>
2971 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
2972 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
2974 2007-09-12 Ira Rosen <irar@il.ibm.com>
2976 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
2977 for oprnd1 if not required.
2978 (vectorizable_operation): Use scalar operand in SLP in case of
2979 shift with scalar argument.
2981 2007-09-12 Ira Rosen <irar@il.ibm.com>
2983 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
2986 2007-09-11 James E. Wilson <wilson@specifix.com>
2988 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
2989 TARGET_UNWIND_INFO is defined.
2990 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
2993 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
2995 * config/sh/sh.c (calc_live_regs): Use
2996 current_function_saves_all_registers instead of
2997 current_function_has_nonlocal_label.
2998 (sh_allocate_initial_value): Likewise.
2999 (sh_get_pr_initial_val): Likewise.
3000 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
3001 * config/sh/sh.md (load_ra): Likewise.
3003 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
3005 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
3008 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
3009 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
3011 2007-09-12 Sa Liu <saliu@de.ibm.com>
3013 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
3014 operands to DFmode GE or LE compares.
3016 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
3018 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
3019 REG_CLASS_NAMES): Add P0REGS.
3020 (REGNO_REG_CLASS): Return it where appropriate.
3021 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
3022 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
3023 * doc/md.texi (Blackfin family): Document 'q' constraints.
3025 2007-09-11 Steve Kenton <skenton@ou.edu>
3027 * pa/linux-unwind.h: Guard with inhibit_libc.
3028 * pa/hpux-unwind.h: Likewise.
3030 2007-09-11 David Daney <ddaney@avtrex.com>
3032 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
3033 * doc/install.texi: Document new --with-llsc and --without-llsc
3035 * config.gcc: Handle --with-llsc and --without-llsc configure options.
3036 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
3037 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
3039 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
3040 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3041 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3042 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3043 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
3044 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
3045 * config/mips/mips.opt (mllsc): New option.
3046 * config/mips/mips.c (mips_llsc): Define variable.
3047 (mips_handle_option): Handle mllsc option.
3048 (override_options): Set mips_print_operand_punct for '|' and '-'.
3049 (print_operand): Add new %| and %- operand codes.
3050 * config/mips/mips.h (mips_llsc_setting): New enum type.
3051 (mips_llsc): Declare.
3052 (OPTION_DEFAULT_SPECS): Add llsc handling.
3053 (GENERATE_SYNC): New macro.
3054 (GENERATE_LL_SC): New macro.
3055 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
3056 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3057 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
3058 in %| and %- operand codes.
3060 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
3062 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
3063 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
3065 2007-09-11 Jason Merrill <jason@redhat.com>
3068 * stor-layout.c (layout_decl): Do pack variable size fields.
3070 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
3072 * config/m68k/predicates.md (movsi_const0_operand,
3073 non_symbolic_call_operand): New predicates.
3075 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
3077 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
3078 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
3079 CW, CZ, CS, Ap and Ac.
3081 * config/m68k/m68k.md (UNSPEC_IB): New constant.
3082 (constraints.md): New include.
3083 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
3084 opx_mem, opy_mem, op_mem, guess, split): New attributes.
3085 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
3087 (pushdi): Add split.
3088 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
3089 attributes. Split tstsi_internal_68020_cf from it.
3090 (tstsi_internal_68020_cf): New pattern.
3091 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
3092 (tst<mode>_cf): Specify attributea.
3093 (cmpsi_cf): Name pattern. Specify attributes.
3094 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
3095 (pushexthisi_const): Fix to use alternatives. Specify
3097 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
3098 from it. Fix to use alternatives. Specify attributes.
3099 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
3100 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
3102 (movsf_cf_soft): Specify attributes.
3103 (movdf_cf_soft): Add split.
3104 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
3105 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
3106 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
3107 (truncdfsf2_68881): Name pattern. Specify attributes.
3108 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
3109 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
3110 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
3112 (addsi3_5200): Fix to use alternatives. Specify attributes.
3114 (add<mode>3_cf, subdi_dishl32): Specify attributes.
3115 (subsi3): Add alternative for subq.l. Specify attributes.
3116 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
3117 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
3119 (umulhisi3): Specify attributes.
3120 (mulhisisi3_z): Name pattern. Specify attributes.
3121 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
3122 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
3123 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
3124 bsetmemqi): Specify attributes.
3125 (bsetmemqi_ext): Name pattern. Specify attributes.
3126 (bclrmemqi): Specify attributes.
3127 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
3128 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
3130 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
3131 pattern. Specify attributes.
3132 (jump): Specify attributes.
3133 (tablejump_internal): Name pattern. Specify attributes.
3134 (call_value): Split into non_symbolic_call_value,
3135 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
3136 alternatives. Specify attributes.
3137 (non_symbolic_call_value, symbolic_call_value_jsr,
3138 symbolic_call_value_bsr): New patterns.
3139 (nop, return, unlink, indirect_jump): Specify attributes.
3140 (trap): Fix condition. Specify attributes.
3143 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
3144 (override_options): Initialize it. Initialize m68k_sched_cpu.
3145 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
3146 (const_method): Make global, rename to m68k_const_method.
3147 (const_int_cost, output_move_const_into_data_reg): Update.
3148 (output_move_double): Parametrize to emit rtl code, rename to
3150 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
3151 emit_movsi): New static functions.
3152 (output_move_double): New function with semantics of old
3154 (m68k_emit_move_double): New function.
3155 (m68k_sched_cpu): New variable.
3156 (attr_op_type): New enum.
3157 (sched_guess_p): New variable.
3158 (sched_address_type, sched_operand_type, sched_attr_op_type):
3159 New static functions.
3160 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
3161 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
3162 (sched_branch_type): New static variable.
3163 (m68k_sched_branch_type): New function.
3164 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
3165 (m68k_symbolic_call_var): Declare.
3166 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
3167 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
3168 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
3169 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
3172 2007-09-11 Jakub Jelinek <jakub@redhat.com>
3174 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
3175 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
3176 error if __builtin_va_arg_pack_len () wasn't optimized out during
3178 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
3179 with the number of inline's anonymous arguments.
3180 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
3182 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
3184 * fold-const.c (extract_muldiv_1): Do not simplify
3187 2007-09-11 Jan Hubicka <jh@suse.cz>
3189 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
3190 (TARGET_INTER_UNIT_CONVERSIONS): New.
3191 * i386.md (floatsi expanders): Remove redundant check for SImode
3192 source; offload to memory when asked for.
3193 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
3194 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
3196 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
3197 floatsidf2_mixed_memory, floatsidf2_sse_memory
3198 floatdisf2_mixed_memory, floatsisf2_sse_memory,
3199 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
3201 2007-09-11 Jan Hubicka <jh@suse.cz>
3203 * toplev.c (process_options): all frontends now do unit-at-a-time.
3204 * cgraphunit.c: update comments.
3205 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
3206 * c-decl.c (finish_function): use cgraph_add_new_function.
3207 * function.c (expand_function_end): We are always unit-at-a-time.
3209 2007-09-11 Richard Sandiford <richard@codesourcery.com>
3211 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
3212 settings for MIPS16.
3213 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
3215 2007-09-11 Richard Sandiford <richard@codesourcery.com>
3217 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
3218 SYMBOL_FORCE_TO_MEM constants.
3219 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
3220 (mips16_rewrite_pool_refs_info): New structure.
3221 (mips16_rewrite_pool_constant): New function, split out from...
3222 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
3223 mips16_rewrite_pool_refs_info structure rather than a pointer
3224 to a constant pool. Force force_to_mem_operands into memory.
3225 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
3226 * config/mips/predicates.md (force_to_mem_operand): New predicate.
3227 * config/mips/constraints.md (kf): New constraint.
3228 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
3229 (*movsi_mips16): Likewise.
3231 2007-09-11 Richard Sandiford <richard@codesourcery.com>
3232 Nigel Stephens <nigel@mips.com>
3233 David Ung <davidu@mips.com>
3235 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
3236 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
3237 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
3238 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
3239 (mips_zero_extend_cost): New functions.
3240 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
3241 Use the new functions. Tweak many cost estimates, both here
3242 and in the new subroutines. Return false when the cost of the
3243 operands has not been calculated. Check for *clear_upper32.
3244 Check for floating-point multiply-add, reciprocal and rsqrt
3245 patterns. Handle comparison and rotation codes.
3247 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
3249 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
3251 * config/i386/i386.c (get_dllimport_decl): Don't strip
3254 2007-09-10 Janis Johnson <janis187@us.ibm.com>
3257 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
3258 declarations to top.
3259 (DFP_TO_BFP): Use for either XFmode or TFmode.
3260 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
3262 * config/dfp-bit.h: Include float.h.
3263 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
3264 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
3265 which doesn't mean the same thing.
3266 (BFP_KIND): Use 4 to mean TFmode.
3267 (BFP_FMT): Specify the number of decimal digits based on the
3268 number of mantissa digits.
3269 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
3270 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
3271 (STR_TO_BFP): Use strtold for XFmode or TFmode.
3272 (TFtype): Define if TFmode is supported.
3273 * doc/libgcc.texi (Decimal float library routines): Document
3274 TF conversion functions.
3276 2007-09-10 Chao-ying Fu <fu@mips.com>
3278 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
3279 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3280 (mips_emit_compare): Process fixed-point modes.
3281 (mips_pad_arg_upward): Support fixed-point types.
3282 (override_options): Allow fixed-point modes in accumulators.
3283 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
3284 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
3285 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
3286 (mips_scalar_mode_supported_p): New function to accept fixed-point
3287 modes if the width is not greater than two BITS_PER_WORD.
3288 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
3289 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
3290 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
3291 LONG_LONG_ACCUM_TYPE_SIZE): Define.
3292 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
3294 ("IMODE"): New mode attribute.
3295 (mips-fixed.md): Include.
3296 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
3298 * config/mips/mips-fixed.md: New file.
3300 2007-09-11 Ben Elliston <bje@au.ibm.com>
3302 * config/spu/spu.md: Formatting fixes.
3304 2007-09-10 Janis Johnson <janis187@us.ibm.com>
3306 * config/dfp-bit.c (dfp_unary_func): Delete.
3307 (dfp_unary_op): Delete.
3308 (dfp_binary_op): Use decFloat functions instead of decNumber
3309 functions for binary operations.
3310 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
3311 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
3313 (dfp_compare_op): Use decFloat functions insteadof decNumber
3314 functions for comparisons.
3315 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
3316 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
3318 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
3319 call to dxx_binary_op and decFloat function.
3320 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
3321 calls to dxx_binary_op and decFloat function.
3322 * config/dfp-bit.h: Include decFloat header files.
3323 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
3324 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
3325 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
3326 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
3328 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
3329 Jan Sjodin <jan.sjodin@amd.com>
3331 * tree-vect-analyze.c (vect_analyze_operations): Change
3332 comparison of loop iterations with threshold to less than
3333 or equal to instead of less than. Reduce
3334 min_scalar_loop_bound by one.
3335 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
3336 Change prologue and epilogue iterations estimate to vf/2,
3337 when unknown at compile-time. Change versioning guard
3338 cost to taken_branch_cost. If peeling for alignment is
3339 unknown at compile-time, change peel guard costs to one
3340 taken branch and one not-taken branch per peeled loop.
3341 If peeling for alignment is known but number of scalar loop
3342 iterations is unknown at compile-time, change peel guard
3343 costs to one taken branch per peeled loop. Change the cost
3344 model equation to consider vector iterations as the loop
3345 iterations less the prologue and epilogue iterations.
3346 Change outside vector cost check to less than or equal to
3347 zero instead of equal to zero.
3348 (vect_do_peeling_for_loop_bound): Reduce
3349 min_scalar_loop_bound by one.
3350 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
3351 TARG_COND_NOT_TAKEN_BRANCH_COST.
3352 * config/i386/i386.h (processor_costs): Add
3353 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
3354 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
3355 vec_align_load_cost, vect_unalign_load_cost,
3356 vec_store_cost, cond_taken_branch_cost,
3357 cond_not_taken_branch_cost.
3358 Define macros for x86 costs.
3359 * config/i386/i386.c:
3360 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
3361 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
3362 scalar_to_vec_cost, vec_align_load_cost,
3363 vect_unalign_load_cost, vec_store_cost,
3364 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
3365 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
3366 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
3367 core2_cost, generic64_cost, generic32_cost): Set to default
3369 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
3370 (x86_builtin_vectorization_cost): New.
3372 2007-09-10 Janis Johnson <janis187@us.ibm.com>
3373 Ben Elliston <bje@au.ibm.com>
3375 * dfp.c: Include decimal128Local.h;
3376 (dfp_byte_swap): Remove.
3377 (encode_decimal32, decode_decimal32): Don't handle endianness.
3378 (encode_decimal64, decode_decimal64): Ditto.
3379 (encode_decimal128, decode_decimal128): Ditto.
3380 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
3382 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
3384 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
3385 * Makefile.in (DECNUM_H): Add decimal128Local.h.
3387 2007-09-10 David Daney <ddaney@avtrex.com>
3389 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
3391 (memory_barrier): Rewrote as an insn that clobbers memory.
3393 2007-09-10 Richard Sandiford <richard@codesourcery.com>
3395 * config/mips/mips.c (mips_global_pointer): Check
3396 call_really_used_regs instead of call_used_regs.
3397 (mips_save_reg_p): Likewise. Save all call-saved registers
3398 if current_function_saves_all_registers. Fix indentation.
3399 No longer treat $18 as a special case.
3400 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
3402 2007-09-10 Richard Sandiford <richard@codesourcery.com>
3404 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
3405 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
3406 the introductory comment.
3407 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
3408 (override_options): Don't test for it.
3409 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
3410 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
3411 * config/mips/vr.h: As for config/mips/sde.h.
3413 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3414 Revital Eres <eres@il.ibm.com>
3416 * target.h (struct gcc_target.sched): New field: sms_res_mii.
3417 (struct ddg): Define.
3418 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
3419 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
3420 * config/spu/spu.c: Include ddg.h.
3421 (TARGET_SCHED_SMS_RES_MII): Define.
3422 (spu_sms_res_mii): New function to calculate mii.
3423 * modulo-sched (res_MII): Use it.
3424 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
3426 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
3428 * config/s390/s390.c (s390_dump_pool): Create copy of constant
3429 pool entries since they might hold values that must not be shared.
3431 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
3434 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
3435 Use 'N' operand constraint for op2.
3436 (lshr<mode>3): Ditto.
3437 (ashl<mode>3): Ditto.
3438 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
3439 (vec_shr_<mode>): Ditto.
3440 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
3441 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
3443 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
3445 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
3446 Change mode macro in the last real_2expN parameter to uppercase.
3448 2007-09-10 Michael Matz <matz@suse.de>
3450 * tree-pass.h (pass_cselim): Declare new pass.
3451 * passes.c (init_optimization_passes): Link in pass_cselim.
3452 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
3453 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
3454 cond_store_replacement.
3455 (condstoretemp): New static variable.
3456 (cond_store_replacement): New function.
3457 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
3458 tree_ssa_phiopt_worker.
3459 (struct name_to_bb): New.
3460 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
3461 nt_init_block, nt_fini_block): New static functions.
3462 (seen_ssa_names, nontrap_set): New static variables.
3463 (gate_cselim, pass_cselim): Define new pass.
3464 * common.opt (ftree-cselim): New flag.
3465 * toplev.c (process_options): Set flag_tree_cselim if required.
3467 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
3469 * simplify-rtx.c (simplify_relational_operation_1): For recent
3470 canonicalization, don't recurse if op1 equals both PLUS arguments.
3472 2007-09-09 David Daney <ddaney@avtrex.com>
3474 * optabs.c (expand_sync_operation): Use plus insn if minus
3476 (expand_sync_fetch_operation): Ditto.
3478 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
3480 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
3482 (*floatsisf2_sse_vector): Likewise.
3484 2007-09-09 Krister Walfridsson <cato@df.lth.se>
3486 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
3488 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
3490 * config/i386/i386.h (ix86_tune_indices): Rename
3491 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
3492 (TARGET_USE_VECTOR_CONVERTS): Updated.
3493 * config/i386/i386.c: Likewise.
3495 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
3496 Nigel Stephens <nigel@mips.com>
3498 * doc/invoke.texi (Overall Options): Add .sx file extension
3499 as a synonym for .S.
3500 * cppspec.c (known_suffixes): Likewise.
3501 * gcc.c (default_compilers): Likewise.
3503 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
3506 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
3507 * simplify-rtx.c (simplify_relational_operation_1): Add the
3508 canonicalization from i386.h.
3509 * doc/md.texi (Canonicalization of Instructions): Document it.
3511 2007-09-09 Jan Hubicka <jh@suse.cz>
3512 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3514 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
3515 (TARGET_USE_VECTOR_CONVERTS): New.
3516 * i386.md: New post-reload splitters for converting SF to DF and DF to
3518 (floatsi* expander): Special case vector conversions.
3519 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
3520 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
3521 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
3522 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
3523 Disable when doing vector converts.
3524 (floatsi<mode>2_i387): Disable when
3525 * sse.md (vec_dupv2df): Export.
3526 * i386.c (ix86_tune_features): Enable SSE conversions.
3528 2007-09-09 Richard Guenther <rguenther@suse.de>
3530 * tree-ssa-operands.c (add_virtual_operand): Only mark
3531 stores as has_volatile_ops if alias information is not available.
3533 2007-09-09 Revital Eres <eres@il.ibm.com>
3535 * doc/contrib.texi: Add myself.
3537 2007-09-09 Ira Rosen <irar@il.ibm.com>
3539 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
3540 stmt_vinfo_set_outside_of_loop_cost): New functions.
3541 * tree-vect-transform.c (vect_get_cost_fields): Remove.
3542 (vect_model_simple_cost): Call
3543 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
3544 field instead of calling vect_get_cost_fields.
3545 (vect_model_store_cost, vect_model_load_cost): Likewise.
3547 2007-09-09 Revital Eres <eres@il.ibm.com>
3549 * config/rs6000/rs6000.c (paired_init_builtins): Add const
3550 declaration to bdesc_paired_preds variable.
3551 (paired_expand_builtin): Likewise.
3553 2007-09-09 Revital Eres <eres@il.ibm.com>
3555 * dbgcnt.def (sms_sched_loop): New counter.
3556 * modulo-sched.c: Use sms_sched_loop instead of
3557 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
3558 perform swing modulo scheduling on. Include dbgcnt.h.
3559 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
3560 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
3562 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
3564 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
3565 Substitute all uses with ...
3566 (MODEF): New mode iterator.
3568 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
3569 from pre-regalloc define_insn_and_split splitter pattern.
3570 (*fix_trunc<mode>_i387_1): Ditto.
3571 (*fistdi2_1): Ditto.
3572 (*fist<mode>2_1): Ditto.
3573 (frndintxf2_floor): Ditto.
3574 (*fist<mode>2_floor_1): Ditto.
3575 (frndintxf2_ceil): Ditto.
3576 (*fist<mode>2_ceil_1): Ditto.
3577 (frndintxf2_trunc): Ditto.
3578 (frndintxf2_mask_pm): Ditto.
3580 (prologue): Use (const_int 0) as never generated filler insn.
3582 (sibcall_epilogue): Ditto.
3583 (eh_return_si): Ditto.
3584 (eh_return_di): Ditto.
3586 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
3587 using MODEF mode iterator.
3588 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
3589 using MODEF mode iterator.
3590 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
3591 using MODEF mode iterator.
3592 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
3593 Macroize expander using MODEF mode iterator.
3595 (zero_extendsidi2): Remove operand constraints from expander.
3596 (smuldi3_highpart): Ditto.
3597 (indirect_jump): Ditto.
3600 * config/i386/sse.md (storentv4sf): Ditto.
3601 (storentv2df): Ditto.
3602 (storentv2di): Ditto.
3604 (sse2_cvtpd2ps): Ditto.
3605 (vec_interleave_highv16qi): Ditto.
3606 (vec_interleave_lowv16qi): Ditto.
3607 (vec_interleave_highv8hi): Ditto.
3608 (vec_interleave_lowv8hi): Ditto.
3609 (vec_interleave_highv4si): Ditto.
3610 (vec_interleave_lowv4si): Ditto.
3611 (vec_interleave_highv2di): Ditto.
3612 (vec_interleave_lowv2di): Ditto.
3613 (sse2_maskmovdqu): Ditto.
3614 * config/i386/mmx.md (mmx_maskmovq): Ditto.
3616 2007-09-09 Ira Rosen <irar@il.ibm.com>
3618 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
3619 (struct _slp_tree, struct _slp_instance): Define new data structures
3620 along macros for their access.
3621 (struct _loop_vec_info): Define new fields: strided_stores,
3622 slp_instances, and slp_unrolling_factor along macros for their access.
3623 (enum slp_vect_type): New.
3624 (struct _stmt_vec_info): Define new field, slp_type, and macros for
3626 (STMT_VINFO_STRIDED_ACCESS): New macro.
3627 (vect_free_slp_tree): Declare.
3628 (vectorizable_load): Add an argument of type slp_tree.
3629 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
3630 vectorizable_assignment): Likewise.
3631 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
3632 Declare (make extern).
3633 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3634 (new_loop_vec_info): Likewise.
3635 (destroy_loop_vec_info): Free memory allocated for SLP structures.
3636 * tree-vect-analyze.c: Include recog.h.
3637 (vect_update_slp_costs_according_to_vf): New.
3638 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
3639 functions. For not pure SLP stmts with strided access check that the
3640 group size is power of 2. Update the vectorization factor according to
3641 SLP. Call vect_update_slp_costs_according_to_vf.
3642 (vect_analyze_group_access): New.
3643 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
3644 (vect_free_slp_tree): New functions.
3645 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
3646 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
3647 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
3648 vect_detect_hybrid_slp): Likewise.
3649 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
3650 and vect_detect_hybrid_slp.
3651 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
3652 SLP costs into account.
3653 (vect_get_cost_fields): New function.
3654 (vect_model_simple_cost): Make extern, add SLP parameter and handle
3656 (vect_model_store_cost, vect_model_load_cost): Likewise.
3657 (vect_get_constant_vectors): New function.
3658 (vect_get_slp_vect_defs, vect_get_slp_defs,
3659 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
3660 vect_get_vec_defs): Likewise.
3661 (vectorizable_reduction): Don't handle SLP for now.
3662 (vectorizable_call): Don't handle SLP for now. Add argument to
3663 vect_model_simple_cost.
3664 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
3665 get SLPed and vectorized defs). Fix indentation and spacing.
3666 (vectorizable_assignment): Handle SLP.
3667 (vectorizable_induction): Don't handle SLP for now.
3668 (vectorizable_operation): Likewise.
3669 (vectorizable_type_demotion): Add argument to
3670 vect_model_simple_cost.
3671 (vectorizable_type_promotion): Likewise.
3672 (vectorizable_store, vectorizable_load): Handle SLP.
3673 (vectorizable_condition): Don't handle SLP for now.
3674 (vect_transform_stmt): Add a new argument for SLP. Check that there is
3675 no SLP transformation required for unsupported cases. Add SLP
3676 argument for supported cases.
3677 (vect_remove_stores): New function.
3678 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
3679 (vect_transform_loop): Schedule SLP instances.
3680 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
3682 2007-09-09 Andrew Haley <aph@redhat.com>
3684 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
3687 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
3689 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
3690 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
3691 Similar for what label_refs can go in the JUMP_TARGET field. Split
3692 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
3693 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
3694 REG_LABEL when replacing an operand with a LABEL_REF for a
3696 (subst_reloads): When replacing a LABEL_REG with a register,
3697 instead of generating a REG_LABEL note, assert that there already
3698 is one or that the label is a known target for the insn.
3699 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
3700 note, check the JUMP_LABEL field. Remove "else" after return.
3701 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
3702 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
3703 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
3704 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
3705 insns. Iterate over all notes; don't assume there's only one.
3706 * cse.c (recorded_label_ref): Adjust comment to refer to
3708 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
3709 insns, not just NONJUMP_INSN_P.
3710 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
3711 isn't a jump target.
3712 * jump.c (rebuild_jump_labels): Adjust head comment.
3713 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
3714 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
3715 (mark_all_labels): For JUMP_P insns without a target, check if the
3716 the target is noted on the previous nonjump insn.
3717 (mark_jump_label_1): New function, guts from mark_jump_label.
3718 <case IF_THEN_ELSE>: Handle first operand as a non-target when
3719 marking jump target labels.
3720 <case LABEL_REF>: Adjust for whether to generate a
3721 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
3722 For 'E' format rtl, iterate in descending element order.
3723 (delete_related_insns): Handle both REG_LABEL_TARGET and
3724 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
3725 reference count, delete and fallthrough. Move finding-next-
3726 non-deleted insn last in the function. Look at all INSN_P insns
3727 for REG_LABEL_OPERAND notes.
3728 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
3730 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
3731 JUMP_LABEL, output the INSN_UID of it.
3732 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
3733 and/or REG_LABEL_TARGET.
3734 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
3735 with jump.c copy by only adding notes for labels actually
3736 referenced in the insn.
3737 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
3738 usage count increment; handle all INSN_P trial insns.
3739 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
3741 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
3742 REG_LABEL_TARGET and REG_LABEL_OPERAND.
3743 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
3745 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
3746 JUMP_P insns and REG_LABEL_OPERAND everywhere.
3747 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
3748 on all INSN_P insns.
3749 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
3750 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
3751 REG_LABEL_OPERAND notes.
3752 * reload1.c (calculate_needs_all_insns): Adjust comments.
3753 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
3754 * config/alpha/alpha.md (split for load of an address into a
3755 four-insn sequence on Unicos/Mk): Adjust to use
3757 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
3759 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3762 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3763 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
3764 FOR_BB_INSNS_SAFE instead of for loop.
3765 * cse.c (cse_extended_basic_block): Likewise.
3766 * postreload.c (reload_cse_regs_1): New variable next. Make sure
3767 that the for loop does not invoke NEXT_INSN on a deleted insn.
3768 * function.c (instantiate_virtual_regs): Likewise.
3769 * lower-subreg.c (remove_retval_note): Likewise.
3770 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
3772 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
3774 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
3775 insn, if it's a jump.
3776 (try_redirect_by_replacing_jump): New variable jump_p. Call
3777 tablejump_p before delete_insn_chain.
3778 * reload1.c (reload): New variable next. Make sure that the for
3779 loop does not invoke NEXT_INSN on a deleted insn.
3780 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
3781 (delete_output_reload): New variable prev. Make sure the the for
3782 loops do not invoke PREV_INSN on a deleted insn.
3784 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3786 * pa/constraints.md: Remove 'X' from unused letters comment.
3788 2007-09-08 Richard Guenther <rguenther@suse.de>
3790 * tree-tailcall.c (find_tail_calls): If we don't have aliases
3791 computed check stmt_ann->references_memory instead of counting
3794 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
3796 * cse.c (fold_rtx): Use validate_unshare_change() instead of
3797 validate_change() in one more case.
3799 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
3801 PR tree-optimization/32283
3802 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
3803 estimated_loop_iterations.
3804 (determine_use_iv_cost_condition): Decrease cost of expressions
3805 used in iv elimination.
3807 2007-09-08 Richard Guenther <rguenther@suse.de>
3809 * tree-cfg.c (verify_gimple_expr): Avoid building new
3810 pointer types, use TYPE_POINTER_TO if available instead.
3812 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
3815 PR rtl-optimization/26449
3816 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
3817 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
3819 (mulv16qi3): Implement as define_insn_and_split pattern instead of
3820 define_expand. Split insn in split1 pass.
3823 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
3825 PR tree-optimization/33301
3826 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
3829 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
3831 PR tree-optimization/32183
3832 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
3834 * tree-ssa-reassoc.c: Include cfgloop.h.
3835 (is_reassociable_op): Add a loop argument and return true only
3837 (linearize_expr): Updated.
3838 (should_break_up_subtract): Likewise.
3839 (linearize_expr_tree): Likewise.
3840 (init_reassoc): Call loop_optimizer_init with
3841 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
3842 with CDI_DOMINATORS.
3843 (fini_reassoc): Call loop_optimizer_finalize.
3845 2007-09-07 Sterling Augustine <sterling@tensilica.com>
3847 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
3848 if there is no i-cache.
3850 2007-09-07 Richard Guenther <rguenther@suse.de>
3853 2007-09-06 Richard Guenther <rguenther@suse.de>
3855 PR tree-optimization/32586
3856 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
3857 folding if nothing changed.
3858 (simplify_unary_expression): New function. Do tree combining
3859 on conversion like codes.
3860 (try_to_simplify): Call it.
3862 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3865 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
3866 (__gthread_active,__gthread_start, __gthread_active_init): New.
3867 * gthr-posix95.h: Likewise.
3869 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
3871 * function.h (struct function): Rename calls_unwind_init
3872 to saves_all_registers.
3873 (current_function_saves_all_registers): Renamed from
3874 current_function_calls_unwind_init.
3875 * reload1.c (reload): Set current_function_saves_all_registers.
3876 * except.c (expand_builtin_unwind_init): Likewise.
3877 * config/m68k/m68k.c (m68k_save_reg): Use
3878 current_function_saves_all_registers to save pic register.
3880 2007-09-07 Janis Johnson <janis187@us.ibm.com>
3882 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
3883 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
3885 Reapply reverted changes:
3887 2007-09-06 Jan Hubicka <jh@suse.cz>
3889 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
3892 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3894 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
3895 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
3897 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3899 * optabs.c (expand_float): Convert unsigned integer as signed only
3900 if it provides sufficient accuracy; add mode argument to real_2expN.
3901 (expand_fix): Fix comment typos; extend binary float into mode
3902 wider than destination for converion to unsigned integer; add mode
3903 argument to real_2expN.
3904 * real.c (real_2expN): Add mode argument to special-case decimal
3906 * real.h (real_2expN): Ditto.
3907 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3909 (fixed_from_string): Ditto.
3910 (fixed_to_decimal): Ditto.
3911 (fixed_convert_from_real): Ditto.
3912 (real_convert_from_fixed): Ditto.
3913 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3914 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3915 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3916 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3918 2007-09-07 Diego Novillo <dnovillo@google.com>
3920 * tree-flow.h (const_block_stmt_iterator): Remove.
3921 Update all users to use block_stmt_iterator.
3922 * tree-iterator.h (const_tree_stmt_iterator): Remove.
3923 Update all users to use tree_stmt_iterator.
3925 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
3927 * config/mips/mips.c (mips_set_current_function): Temporarily
3928 make this a no-op to fix bootstrap errors, pending rewrite.
3930 2007-09-07 Jan Hubicka <jh@suse.cz>
3932 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
3935 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
3937 PR tree-optimization/33299
3938 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
3939 uses for all relevant loop-exit phis, not just the first.
3941 2007-09-07 Richard Guenther <rguenther@suse.de>
3944 * tree-ssa-operands.c (access_can_touch_variable): An access
3945 of the form (*p)[0] can touch a variable of same size.
3947 2007-09-07 Jan Hubicka <jh@suse.cz>
3949 * passes.c (init_optimization_passes): Add simple dce and addressable
3951 * tree-ssa.c (execute_update_addresses_taken): New function.
3952 (pass_update_address_taken): New.
3953 * tree-ssa-dse.c (execute_simple_dse): New function.
3954 (pass_simple_dse): New.
3955 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
3957 2007-09-07 Tobias Burnus <burnus@net-b.de>
3960 * doc/invoke.texi: Fix -Wstrict-overflow= table.
3962 2007-09-07 Richard Guenther <rguenther@suse.de>
3965 2007-09-06 Richard Guenther <rguenther@suse.de>
3967 PR tree-optimization/32586
3968 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
3969 folding if nothing changed.
3970 (simplify_unary_expression): New function. Do tree combining
3971 on conversion like codes.
3972 (try_to_simplify): Call it.
3974 2007-09-07 Richard Guenther <rguenther@suse.de>
3975 Uros Bizjak <ubizjak@gmail.com>
3977 PR tree-optimization/32821
3978 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
3979 NULL in the call to set_bb_stmt_list.
3981 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3983 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
3984 float calls here, rather than leaving some to the caller.
3985 Use call_internal_direct and call_value_internal_direct.
3986 * config/mips/mips.md (call_internal_direct): New pattern.
3987 (call_value_internal_direct): Likewise.
3989 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3991 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
3992 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
3994 (override_options): Set mips_base_move_loop_invariants.
3996 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3998 * config/mips/mips.opt (mcode-readable=): Move to keep list
4001 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4003 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
4004 and -mgpopt options. Adjust the -G documentation to match.
4005 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
4006 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
4007 function, split out from mips_classify_symbol. Return false for
4008 !TARGET_LOCAL_SDATA.
4009 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
4010 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
4011 (override_options): Check whether the -mgpopt setting is consistent
4012 with the other flags.
4013 (symbolic_expression_p): Delete.
4014 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
4015 and default_elf_select_rtx_section.
4016 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
4017 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
4018 external data and TARGET_EXTERN_SDATA.
4020 2007-09-07 Tobias Burnus <burnus@net-b.de>
4023 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
4025 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4027 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
4028 FOR_BB_INSNS_SAFE instead of for loop.
4029 * cse.c (cse_extended_basic_block): Likewise.
4030 * postreload.c (reload_cse_regs_1): New variable next. Make sure
4031 that the for loop does not invoke NEXT_INSN on a deleted insn.
4032 * function.c (instantiate_virtual_regs): Likewise.
4033 * lower-subreg.c (remove_retval_note): Likewise.
4034 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
4036 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
4038 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
4039 insn, if it's a jump.
4040 (try_redirect_by_replacing_jump): New variable jump_p. Call
4041 tablejump_p before delete_insn_chain.
4042 * reload1.c (reload): New variable next. Make sure that the for
4043 loop does not invoke NEXT_INSN on a deleted insn.
4044 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
4045 (delete_output_reload): New variable prev. Make sure the the for
4046 loops do not invoke PREV_INSN on a deleted insn.
4048 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
4050 * cgraphbuild.c (rebuild_cgraph_edges): Export.
4051 * cgraph.h (rebuild_cgraph_edges): Declare.
4052 * tree-pass.h (pass_expand_omp_ssa): New.
4053 * omp-low.c (find_omp_clause): Export.
4054 (copy_var_decl): Split from omp_copy_decl_2.
4055 (build_omp_barrier): Return the call to emit instead of emitting
4057 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
4059 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
4060 expand_omp_for_generic, expand_omp_for_static_nochunk,
4061 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
4062 Adapted to work on SSA form.
4063 (execute_expand_omp): Do not invalidate dominance information.
4064 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
4065 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
4066 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
4068 (force_gimple_operand): Allow gimplifying code expressions without
4070 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
4071 * common.opt (fopenmp-ssa): New.
4072 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
4073 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
4074 * tree-cfg.c: Include tree-inline.h.
4075 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
4076 (replace_by_duplicate_decl, replace_ssa_name,
4077 mark_virtual_ops_in_region): New functions.
4078 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
4079 to work on SSA form.
4080 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
4081 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
4084 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4086 * tree-loop-linear.c: Include obstack.h.
4087 (linear_transform_loops): New obstack lambda_obstack.
4088 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
4089 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
4090 and free afterwards.
4091 * lambda.h (struct obstack): New forward declaration.
4092 (lambda_linear_expression_new): New parameter of type struct
4094 (lambda_loopnest_new): Likewise.
4095 (lambda_loopnest_transform): Likewise.
4096 (lambda_body_vector_new): Likewise.
4097 (lambda_body_vector_compute_new): Likewise.
4098 (gcc_loopnest_to_lambda_loopnest): Likewise.
4099 (lambda_loopnest_to_gcc_loopnest): Likewise.
4100 * lambda-code.c: Include obstack.h.
4101 (lambda_lattice_new): New parameter lambda_obstack. Use it for
4103 (lambda_body_vector_new): Likewise.
4104 (lambda_linear_expression_new): Likewise.
4105 (lambda_lattice_new): Likewise.
4106 (lambda_loopnest_new): Likewise. Additionally use obstack to
4107 allocate LN_LOOPS(ret).
4108 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
4109 it to lambda_lattice_new.
4110 (lambda_body_vector_compute_new): New parameter lambda_obstack.
4111 Pass it to lambda_body_vector_new.
4112 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
4113 it to lambda_lattice_new.
4114 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
4115 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
4116 (lambda_compute_target_space): Likewise.
4117 (lambda_compute_auxillary_space): New parameter lambda_obstack.
4118 Pass it to lambda_lattice_compute_base and
4119 compute_nest_using_fourieer_motzkin.
4120 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
4121 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
4122 and lambda_lattice_compute_target_space.
4123 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
4124 Pass it to lambda_linear_expression_new.
4125 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
4126 to gcc_tree_to_linear_expression.
4127 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
4128 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
4129 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
4130 Pass it to lambda_body_vector_new and
4131 lambda_body_vector_compute_new.
4132 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
4133 (lambda-code.o): Likewise.
4135 2007-09-06 Chao-ying Fu <fu@mips.com>
4137 * ginclude/stdfix.h: New file.
4138 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
4139 (convert.o): Add dependence on fixed-value.h.
4140 * c-convert.c (convert): Support FIXED_POINT_TYPE.
4141 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
4142 to define fixed-point constants.
4143 (c_cpp_builtins): Define fixed-point constants.
4144 * convert.c (fixed-value.h): New include.
4145 (convert_to_real): Update comment to include fixed-point.
4146 Support FIXED_POINT_TYPE.
4147 (convert_to_integer): Update comment to include fixed-point.
4148 Support FIXED_POINT_TYPE.
4149 (convert_to_complex): Support FIXED_POINT_TYPE.
4150 (convert_to_fixed): New function.
4151 * convert.h (convert_to_fixed): Declare.
4152 * genopinit.c: Add comment about $Q for only fixed-point modes.
4153 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
4154 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
4155 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
4156 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
4157 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
4158 usneg_optab for fixed-point modes.
4159 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
4161 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
4162 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
4163 unsigned saturation optabs, when type is saturating.
4164 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
4165 (expand_fixed_convert): New function.
4166 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
4167 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
4168 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
4169 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
4170 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
4171 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
4173 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
4174 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
4175 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
4176 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
4177 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
4179 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
4180 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
4181 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
4182 fractuns, satfractuns.
4183 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
4184 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
4185 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
4186 OTI_ssmsub_widen, OTI_usmsub_widen.
4187 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
4188 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
4189 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
4190 umsub_widen_optab, usmsub_widen_optab): Define.
4191 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
4193 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
4195 (expand_fixed_convert): Declare.
4196 * expr.c (convert_move): Support the move of fixed-point modes.
4197 (emit_move_insn_1): Handle fixed-point mode to move via integer.
4198 (categorize_ctor_elements_1): Handle FIXED_CST.
4199 (count_type_elements): Handle FIXED_POINT_TYPE.
4200 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
4201 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4203 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
4204 multiply and add/subtract for fixed-point types.
4205 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
4206 mode, we jump to binop directly.
4207 Support FIXED_CONVERT_EXPR.
4208 (do_store_flag): Check FIXED_CST to put a constant second.
4209 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
4210 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4211 (const_vector_from_tree): Support FIXED_CST.
4212 * doc/extend.texi (Fixed-Point): New node.
4213 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
4214 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
4215 satfract, fractuns, satfractuns): Document them.
4217 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4219 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
4220 addresses into I registers.
4222 2007-09-06 Jan Hubicka <jh@suse.cz>
4223 Andreas Tobler <a.tobler@schweiz.org>
4225 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
4227 (machopic_legitimize_pic_address): Likewise.
4229 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4230 Jan Hubicka <jh@suse.cz>
4232 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
4233 instead of ufloat_optab->handlers directly.
4234 (floatdidf2): Likewise.
4236 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
4238 * config/mips/mips.c: Include diagnostic.h.
4239 (mips_set_current_function): Check errorcount and sorrycount
4240 before generating RTL.
4242 2007-09-06 Richard Sandiford <richard@codesourcery.com>
4245 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
4246 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
4247 (print_operand_reloc): Likewise.
4249 2007-09-06 Janis Johnson <janis187@us.ibm.com>
4253 2007-09-06 Jan Hubicka <jh@suse.cz>
4255 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
4258 2007-09-06 Richard Sandiford <richard@codesourcery.com>
4260 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
4261 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
4263 2007-09-05 Janis Johnson <janis187@us.ibm.com>
4265 * optabs.c (expand_float): Convert unsigned integer as signed only
4266 if it provides sufficient accuracy; add mode argument to real_2expN.
4267 (expand_fix): Fix comment typos; extend binary float into mode
4268 wider than destination for converion to unsigned integer; add mode
4269 argument to real_2expN.
4270 * real.c (real_2expN): Add mode argument to special-case decimal
4272 * real.h (real_2expN): Ditto.
4273 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
4275 (fixed_from_string): Ditto.
4276 (fixed_to_decimal): Ditto.
4277 (fixed_convert_from_real): Ditto.
4278 (real_convert_from_fixed): Ditto.
4279 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
4280 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
4281 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
4282 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
4284 2007-09-06 Tom Tromey <tromey@redhat.com>
4286 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
4287 * c-pch.c (c_common_read_pch): Restore current location after
4289 * tree.c (expand_location): Update.
4290 (expr_filename): Changed return type. Unified the two cases.
4291 (expr_lineno): Likewise.
4292 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
4294 * toplev.c (line_table): Changed type.
4295 (general_init): Update.
4296 (realloc_for_line_map): New function.
4297 (general_init): Allocate line_table using GC.
4298 * fix-header.c (line_table): Changed type.
4299 (read_scan_file): Update.
4300 (read_scan_file): Update.
4301 * c-ppoutput.c (maybe_print_line): Update.
4302 (print_line): Update.
4303 (cb_line_change): Update.
4304 (cb_define): Update.
4305 (pp_file_change): Update.
4306 * c-opts.c (c_common_init_options): Update.
4307 (finish_options): Update.
4308 (push_command_line_include): Update.
4309 * c-lex.c (cb_line_change): Update.
4310 (cb_def_pragma): Update.
4311 (cb_define): Update.
4313 (c_lex_with_flags): Use cpp_get_token_with_location.
4314 * input.h (line_table): Changed type.
4315 (location_from_locus): New macro.
4316 * tree.h (EXPR_FILENAME): No longer an lvalue.
4317 (EXPR_LINENO): Likewise.
4318 (expr_locus, set_expr_locus): Declare separately for
4319 USE_MAPPED_LOCATION.
4320 (expr_filename, expr_lineno): Changed return type.
4321 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
4322 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
4323 (expand_gimple_basic_block): Likewise.
4324 * final.c (final_scan_insn): Use expanded_location.
4326 2007-09-06 Richard Guenther <rguenther@suse.de>
4328 PR tree-optimization/32586
4329 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
4330 folding if nothing changed.
4331 (simplify_unary_expression): New function. Do tree combining
4332 on conversion like codes.
4333 (try_to_simplify): Call it.
4334 * builtins.c (fold_builtin_cexp): Fold the built expressions.
4335 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
4337 2007-09-06 Jan Hubicka <jh@suse.cz>
4340 * cse.c (fold_rtx): Avoid invalid sharing.
4342 2007-09-06 Richard Sandiford <richard@codesourcery.com>
4344 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
4345 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
4347 2007-09-06 Revital Eres <eres@il.ibm.com>
4349 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
4350 Fix offsettable memory reference for 750CL.
4352 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
4354 * reload.c (find_reloads_address_1): Try to preserve original
4355 base/index regclass of operands.
4356 * regrename.c (scan_rtx_address): Likewise.
4357 (replace_oldest_value_addr): Likewise.
4359 2007-09-06 Richard Guenther <rguenther@suse.de>
4361 PR tree-optimization/33302
4362 * domwalk.c (walk_dominator_tree): The exit block is
4363 interesting even if it is not reachable.
4365 2007-09-06 Richard Sandiford <richard@codesourcery.com>
4368 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
4370 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
4372 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
4375 2007-09-05 Ian Lance Taylor <iant@google.com>
4377 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
4379 (dump_generic_node): Likewise.
4380 * print-rtl.c (print_decl_name): Likewise.
4381 * print-tree.c (print_node_brief): Likewise.
4382 (print_node): Likewise.
4383 * Makefile.in (RTL_BASE_H): Add alias.h.
4386 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
4388 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
4390 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
4391 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
4393 2007-09-06 Jie Zhang <jie.zhang@analog.com>
4395 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
4396 (tm_defines): Define UCLIBC_DEFAULT to 1.
4397 (extra_options): Add linux.opt.
4398 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
4399 (CRT_CALL_STATIC_FUNCTION): Likewise.
4400 (NO_IMPLICIT_EXTERN_C): Likewise.
4401 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
4402 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
4403 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
4404 (ENDFILE_SPEC): Don't define.
4405 (LIB_SPEC): Likewise.
4406 (CRT_CALL_STATIC_FUNCTION): Likewise.
4407 (NO_IMPLICIT_EXTERN_C): Likewise.
4408 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
4409 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
4411 2007-09-06 Jan Hubicka <jh@suse.cz>
4413 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
4416 2007-09-06 Jan Hubicka <jh@suse.cz>
4418 * opts.c (common_handle_option): Enable inlining functions for
4421 2007-09-06 Jakub Jelinek <jakub@redhat.com>
4423 * builtin-attrs.def (ATTR_NONNULL_3): New.
4424 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
4425 ATTR_NOTHROW_NONNULL_##FA.
4426 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
4427 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
4428 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
4429 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
4430 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
4431 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
4432 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
4434 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
4435 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
4436 ATTR_FORMAT_NOTHROW_3_4): Remove.
4437 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
4438 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
4439 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
4440 instead of ATTR_FORMAT_*_*.
4442 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
4444 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
4445 parts re-used for REG_FRAME_RELATED_EXPR.
4447 2007-09-05 Janis Johnson <janis187@us.ibm.com>
4449 * optabs.c (expand_float): Convert unsigned integer as signed only
4450 if it provides sufficient accuracy; add mode argument to real_2expN.
4451 (expand_fix): Fix comment typos; extend binary float into mode
4452 wider than destination for converion to unsigned integer; add mode
4453 argument to real_2expN.
4454 * real.c (real_2expN): Add mode argument to special-case decimal
4456 * real.h (real_2expN): Ditto.
4457 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
4459 (fixed_from_string): Ditto.
4460 (fixed_to_decimal): Ditto.
4461 (fixed_convert_from_real): Ditto.
4462 (real_convert_from_fixed): Ditto.
4463 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
4464 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
4465 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
4466 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
4468 2007-09-05 Ian Lance Taylor <iant@google.com>
4470 * init-regs.c (initialize_uninitialized_regs): Call
4471 emit_insn_before rather than add_insn_before.
4473 2007-09-05 Jakub Jelinek <jakub@redhat.com>
4475 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
4476 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
4477 * tree-inline.h (copy_body_data): Add call_expr field.
4478 * tree-inline.c (expand_call_inline): Initialize call_expr.
4479 (copy_bb): Append anonymous inline fn arguments to arguments
4480 when inlining a CALL_EXPR_VA_ARG_PACK call.
4481 * builtins.c (expand_builtin): Issue an error if
4482 BUILT_IN_VA_ARG_PACK is seen during expand.
4483 (fold_call_expr, fold_builtin_call_array): Don't fold
4484 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
4485 __builtin_va_arg_pack () call as last argument.
4486 * gimplify.c (gimplify_call_expr): If last argument to a vararg
4487 function is __builtin_va_arg_pack (), decrease number of call
4488 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
4489 * expr.c (expand_expr_real_1): Issue an error if
4490 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
4491 * tree-pretty-print.c (dump_generic_node): Handle printing
4492 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
4493 * doc/extend.texi (__builtin_va_arg_pack): Document.
4495 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
4497 PR tree-optimization/21513
4498 * builtins.c (build_builtin_expect_predicate): New function.
4499 (fold_builtin_expect): Add argument for expected value.
4500 Distribute __builtin_expect over short-circuiting operations.
4501 Fold nested builtin_expects.
4502 (fold_builtin_2): Adjust call to fold_builtin_expect.
4504 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
4507 PR tree-optimization/13756
4508 * doc/invoke.texi (Options That Control Optimization): Document
4511 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
4513 * gcc/config/i386/cpuid.h: New file.
4514 * gcc/config/i386/driver-i386.c: Include cpuid.h.
4515 (describe_cache): Shrink size and line strings to 100 bytes.
4516 (detect_caches_amd): Return "" for unsupported max_ext_level.
4517 Use __cpuid function.
4518 (detect_caches_intel): Return "" for unsupported max_level.
4519 Use __cpuid function.
4520 (host_detect_local_cpu): Change feature flag variables to
4521 unsigned int. Initialize only extended feature flag variables.
4522 Use __get_cpuid_max to determine max supported cpuid level.
4523 Use __cpuid function to determine supported features. Fix
4524 calculation of family id. Remove is_amd and check signature
4525 directly. Check for Geode signature. Handle family 4 id.
4526 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
4527 cpu discovery code to lower part of the function.
4528 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
4529 for sub-architecture.
4530 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
4531 [PROCESSOR_K8]: Add k8-sse3 architecture.
4532 [PROCESSOR_NOCONA]: Remove.
4533 [PROCESSOR_GENERIC64]: Ditto.
4534 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
4535 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
4536 to check for SSE and FXSAVE support.
4537 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
4538 Add -minline-all-stringops.
4539 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
4540 (x86_64-*-*): Ditto.
4542 2007-09-05 Jie Zhang <jie.zhang@analog.com>
4544 * config/bfin/linux-unwind.h: New file.
4545 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
4546 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
4548 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4550 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
4551 * stmt.c: Include alloc-pool.h.
4552 (struct case_node): Remove GTY marker.
4553 (add_case_node): New parameter case_node_pool. Use it for
4555 (expand_case): New allocation pool case_node_pool. Initialize it,
4556 pass to add_case_node and free it.
4558 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
4559 David Ung <davidu@mips.com>
4560 Nigel Stephens <nigel@mips.com>
4562 Add mips16/nomips16 function attributes and -mflip-mips16 option
4563 for testing mixed-mode compilation.
4565 * config/mips/mips.opt (mflip-mips16): New.
4567 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
4568 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
4570 * config/mips/mips.c (mips_base_target_flags): New.
4571 (mips_base_mips16): New.
4572 (mips_base_schedule_insns): New.
4573 (mips_base_reorder_blocks_and_partition): New.
4574 (mips_base_align_loops): New.
4575 (mips_base_align_jumps): New.
4576 (mips_base_align_functions): New.
4577 (mips16_flipper): New.
4578 (mips_attribute_table): Add "mips16" and "nomips16" entries.
4579 (TARGET_SET_CURRENT_FUNCTION): Define.
4580 (mips_mips16_type_p, mips_nomips16_type_p): New.
4581 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
4582 (mips_function_ok_for_sibcall): Make it deal with functions with
4584 (mips_init_split_addresses): New, split out from override_options.
4585 (mips_init_relocs): New, split out from override_options.
4586 (was_mips16_p): New.
4587 (mips_set_mips16_mode): New, split out from override_options.
4588 (mips_set_current_function): New.
4589 (override_options): Add sorry for unsupported mips16/pic
4590 combination. Remove error for mips16/dsp combination. Save
4591 base option settings.
4592 (mips_file_start): Move mips16 mode setting output from here....
4593 (mips_output_function_prologue): ....to here.
4594 (mips_output_mi_thunk): Check for mips16 function.
4595 (build_mips16_function_stub): Don't set .mips16 here.
4596 (build_mips16_call_stub): Likewise.
4597 (mips_expand_builtin): Error in mips16 mode.
4598 (mips_use_mips16_mode_p): New.
4599 (mips_encode_section_info): Check for mips16 function, and set
4600 SYMBOL_REF_FLAGS accordingly.
4602 * doc/extend.texi (Function Attributes): Document new
4603 mips16/nomips16 attributes.
4604 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
4605 (MIPS Options): Document -mflip-mips16.
4607 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
4609 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
4610 if we encounter TLS address in MIPS16 mode.
4611 (mips_legitimize_const_move): Check cannot_force_const_mem for
4612 the (const (plus symbol offset)) case; this forces invalid TLS
4613 address in MIPS16 mode to be caught by the above call to sorry.
4614 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
4615 because that now enables emutls, which is not ABI compatible
4616 with native TLS in non-MIPS16 mode.
4618 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
4620 Add target hook invoked when cfun changes.
4622 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
4623 * target.h (struct gcc_target): Add set_current_function.
4624 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
4625 (TARGET_INITIALIZER): Add initializer for set_current_function.
4626 * tree.h (push_struct_function): New.
4627 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
4629 (set_cfun): Declare.
4630 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
4632 (push_function_context_to): Use allocate_struct_function
4633 to create null context, not init_dummy_function_start. Use set_cfun.
4634 (pop_function_context_from): Use set_cfun.
4635 (in_dummy_function): New.
4636 (invoke_set_current_function_hook): New.
4638 (push_cfun, pop_cfun): Use set_cfun.
4639 (push_struct_function): New.
4640 (allocate_struct_function): Call invoke_set_current_function_hook
4642 (prepare_function_start): Don't set cfun here. Remove unused
4643 argument; fix all callers.
4644 (init_dummy_function_start): Fiddle with in_dummy_function. Call
4645 push_struct_function.
4646 (init_function_start): Set cfun here.
4647 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
4648 * omp-low.c (create_omp_child_function): Use push_struct_function
4649 and pop_cfun to save/restore state.
4650 (expand_omp_parallel): Remove unused saved_cfun variable.
4651 * cgraphunit.c (ipa_passes): Use set_cfun.
4652 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
4653 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
4654 * matrix-reorg.c (transform_allocation_sites): Likewise.
4655 (matrix_reorg): Use set_cfun.
4656 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
4657 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
4658 assignment to cfun; use set_cfun for the other.
4659 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
4660 (dump_function_to_file): Use push_cfun/pop_cfun here.
4661 * c-decl.c (finish_function): Use set_cfun.
4663 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4665 * regrename.c (rerename_optimize): Use deferred rescanning and
4666 insert explicit calls to rescan insns when changed.
4668 2007-09-05 Jan Hubicka <jh@suse.cz>
4670 * optabs.c (libfunc_entry): Change optab to integer.
4671 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
4672 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
4673 of pointers for hashing.
4675 2007-09-05 Jan Hubicka <jh@suse.cz>
4677 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
4679 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
4680 * see.c (pass_see): Likewise.
4681 * tracer.c (pass_tracer): Likewise.
4682 * postreload-gcse.c (pass_gcse2): Likewise.
4683 * postreload.c (pass_postreload_cse): Likewise.
4684 * mode-switching.c (pass_mode_switching): Likewise.
4685 * modulo-sched.c (pass_sms): Likewise.
4686 * cse.c (cse_insn): Likewise.
4687 * web.c (pass_web): Likweise.
4688 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
4689 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
4690 * loop-init.c (pass_rtl_loop_init): Likewise.
4691 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
4692 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
4693 * global.c (pass_global_alloc): Likewise.
4694 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
4695 pass_if_after_reload): Likewise.
4696 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
4697 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
4698 * regmove.c (pass_regmove): Likewise.
4699 * function.c (pass_thread_prologugues_epilogues): Likewise.
4700 * gcse.c (pass_gcse): Likewise.
4701 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
4702 * lower-subreg.c (pass_lower_subreg2): Likewise.
4703 * bt-load.c (pass_branch_target_load): Likewise.
4704 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
4705 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
4706 * combine.c (pass_combine): Likewise.
4707 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
4708 (pass_partition_blocks): Likewise.
4709 * var-tracking.c (pass_variable_track): Likewise.
4710 * reg-stack.c (pass_stack_regs_run): Likewise.
4711 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
4712 * passes.c (pass_postreload): Likewise.
4713 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
4714 * tree-pass.h (TODO_verify_rtl_sharing): New.
4715 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
4716 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
4717 TODO_set_props, TODO_df_finish, TODO_df_verify,
4718 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
4720 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4722 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
4723 fold_real_zero_addition_p, reorder_operands_p,
4724 div_if_zero_remainder, fold_undefer_overflow_warnings,
4725 int_binop_types_match_p, fold_convert_const_int_from_int,
4726 fold_convert_const_int_from_real,
4727 fold_convert_const_int_from_fixed,
4728 fold_convert_const_real_from_real,
4729 fold_convert_const_real_from_fixed,
4730 fold_convert_const_fixed_from_fixed,
4731 fold_convert_const_fixed_from_int,
4732 fold_convert_const_fixed_from_real, maybe_lvalue_p,
4733 fold_checksum_tree, fold_check_failed, print_fold_checksum,
4734 debug_fold_checksum, multiple_of_p): Constify.
4735 * tree-flow-inline.h (get_lineno): Likewise.
4736 * tree-flow.h (get_lineno): Likewise.
4737 * tree-object-size.c (compute_object_offset, addr_object_size,
4738 alloc_object_size, pass_through_call): Likewise.
4739 * tree-pretty-print.c (op_symbol, print_call_name,
4740 print_struct_decl, do_niy): Likewise.
4741 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
4742 debug_fold_checksum): Likewise.
4744 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
4747 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
4748 note, remove the associated REG_RETVAL note.
4750 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
4752 * config.gcc (powerpc*-*-*): Install
4753 spu2vmx.h, vec_types.h, and si2vmx.h headers.
4754 * config/rs6000/spu2vmx.h: New header.
4755 * config/rs6000/si2vmx.h: New header.
4756 * config/rs6000/vec_types.h: New header.
4758 2007-09-05 Ben Elliston <bje@au.ibm.com>
4760 * varasm.c (initializer_constant_valid_p): Fix comment typo.
4762 2007-09-05 Ben Elliston <bje@au.ibm.com>
4764 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
4766 (__stdcx): Make asm volatile.
4767 (__stwcx, __stdcx): Return only 0 or 1.
4769 2007-09-05 Jan Hubicka <jh@suse.cz>
4773 2007-09-04 Jan Hubicka <jh@suse.cz>
4774 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
4776 2007-09-04 Richard Guenther <rguenther@suse.de>
4777 * tree-ssa-operands.c (add_virtual_operand): Only mark
4778 stores as has_volatile_ops if alias information is not available.
4780 2007-09-05 Jakub Jelinek <jakub@redhat.com>
4782 * config/rs6000/tramp.asm: Include config.h.
4783 Check __PIC__ or __pic__ macro instead of SHARED.
4785 PR rtl-optimization/32300
4786 * see.c (see_copy_insn): New function.
4787 (see_def_extension_not_merged, see_merge_one_use_extension,
4788 see_merge_one_def_extension): Use it. Avoid changing
4789 PREV_INSN/NEXT_INSN chains directly, insted emit insns
4790 into sequences. Call df_insn_delete on temporary insns
4791 that won't be emitted into the insn stream.
4792 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
4793 and run df_process_deferred_rescans () before run_fast_dce.
4795 PR tree-optimization/33017
4796 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
4797 recurse for pure or const function calls.
4799 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4801 * c-format.c: Include alloc-pool.h.
4802 (check_format_info_main): New argument fwt_alloc. Use allocation
4803 pool instead of GC. Remove GC deallocation code.
4804 (check_format_arg): Create allocation pool, pass it to
4805 check_format_info_main and free it afterwards.
4806 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
4808 2007-09-05 Ben Elliston <bje@au.ibm.com>
4810 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
4811 Rename count macro arugment for clarity.
4812 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
4813 (__protected_stream_set): Likewise, pass 0.
4815 2007-09-04 Jan Hubicka <jh@suse.cz>
4817 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
4819 2007-09-04 Jan Hubicka <jh@suse.cz>
4821 * invoke.texi (-finline-small-functions): Document.
4822 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
4823 when deciding what is inlinable.
4824 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
4825 (cgraph_decide_inlining_of_small_function): Handle new flags.
4826 (cgraph_decide_inlining_incrementally): Likewise.
4827 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
4828 * common.opt (finline-small-functions): New.
4829 * Makefile.in (build/gengtype.o-warn): Work around PR29478
4831 2007-09-04 Richard Guenther <rguenther@suse.de>
4833 * tree-ssa-operands.c (add_virtual_operand): Only mark
4834 stores as has_volatile_ops if alias information is not available.
4836 2007-09-04 Andrew Haley <aph@redhat.com>
4838 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
4840 2007-09-04 Andrew Haley <aph@redhat.com>
4842 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
4843 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
4844 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
4846 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
4849 * common.opt: Mention ABI version 2 in comment.
4851 2007-09-04 Jan Hubicka <jh@suse.cz>
4853 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
4854 (libfunc_entry): New structure.
4855 (libfunc_hash): New hashtable.
4856 (hash_libfunc): New function.
4857 (eq_libfunc): New function.
4858 (convert_optab_libfunc): New function.
4859 (optab_libfunc): New function.
4860 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
4861 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
4862 expand_float, expand_fix, new_optab, new_convert_optab):
4863 Update for new libfunc API.
4864 (init_libfunc, init_integral_libfuncs,
4865 init_floating_libfuncs, init_interclass_conv_libfuncs
4866 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
4867 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
4868 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
4869 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
4870 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
4871 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
4872 gen_extend_conv_libfunc): New.
4873 (init_one_libfunc): Revamp for hashtables.
4874 (set_conv_libfunc): Likewise.
4875 (init_optabs): Initialize hashtable; use lazy initialization where
4877 * optabs.h (optab_handlers): Move out of GGC.
4878 (optab, convert_optab): Move out of GGC; add lazy gen info.
4879 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
4880 (optab_libfunc, convert_optab_libfunc): New.
4881 * builtins.c (expand_builtin_powi): Update for new API.
4882 * expr.c (convert_move): Likewise.
4883 * expmed.c (expand_divmod): Likewise.
4885 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
4887 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
4888 GOT pointer only if there is a constant pool. Use the allocated space
4891 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
4893 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
4896 2007-09-04 Revital Eres <eres@il.ibm.com>
4897 Richard Guenther <rguenther@suse.de>
4898 R. Clint Whaley <whaley@cs.utsa.edu>
4900 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
4902 * tree-tailcall.c (process_assignment): Use -fassociative-math
4903 when reodering operands of floating-point type.
4904 * fold-const.c (fold_comparison, fold_binary): Use
4905 -fassociative-math and -freciprocal-math instead of
4906 -funsafe-math-optimization flag.
4907 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
4908 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
4909 -freciprocal-math instead of -funsafe-math-optimizations.
4910 * opts.c (set_fast_math_flags): Set -freciprocal-math and
4911 -fassociative-math when -ffast-math is set.
4912 (set_unsafe_math_optimizations_flags): New Function
4913 to set -freciprocal-math and -fassociative-math when
4914 -funsafe-math-optimizations is set.
4915 (common_handle_option): Call it.
4916 * tree-vectorizer.c (vect_is_simple_reduction): Use
4917 -fassociative-math when doing reduction on floats.
4918 * loop-unroll.c (analyze_insn_to_expand_var): Use
4919 -fassociative-math when expanding an accumulator of type float.
4920 * simplify-rtx.c (simplify_binary_operation_1): Use
4921 -fassociative-math and -freciprocal-math when reordeing operands
4922 of floating-point type.
4923 * combine.c (combine_simplify_rtx): Likewise.
4924 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
4926 * common.opt (-fassociative-math, -freciprocal-math): New flags.
4928 2007-09-04 Paolo Carlini <pcarlini@suse.de>
4931 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
4933 2007-09-04 Jan Hubicka <jh@suse.cz>
4935 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
4937 2007-09-04 Jan Hubicka <jh@suse.cz>
4939 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
4940 and corresponding MATCH_DUP.
4942 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
4945 * combine.c (subst): Do not try to simplify X if it represents load
4946 of FP constant from the constant pool via float extension.
4948 2007-09-04 Ben Elliston <bje@au.ibm.com>
4950 * c-opts.c: Include "tm_p.h".
4951 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
4953 2007-09-04 Richard Guenther <rguenther@suse.de>
4955 PR tree-optimization/33291
4956 * tree-pretty-print.c (dump_generic_node): Dump all
4957 qualifiers for pointer types, not only first. Dump
4958 qualifiers for aggregate types as well.
4959 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
4960 use the canonical type for building ARRAY_REFs.
4961 * gimplify.c (canonicalize_addr_expr): Clean up. The
4962 correct validness check is compatibility of the pointer
4963 types. Always use the canonical type for building
4964 ARRAY_REFs and ADDR_EXPRs.
4965 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
4966 change that disabled propagation of ADDR_EXPRs into statements
4969 2007-09-03 Zack Weinberg <zack@codesourcery.com>
4971 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
4972 (umulsi3_highpart): Make into expanders; existing insns are
4973 now named *[insn]_nov6. Add stars to existing [insn]_v6
4974 counterparts' names.
4976 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
4978 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
4979 (unprotoize.o): Remove SHLIB_MULTILIB.
4981 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
4983 * doc/extend.texi: Document progmem attribute for AVR.
4985 2007-09-03 Anatoly Sokolov <aesok@post.ru>
4988 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
4990 2007-09-03 Zack Weinberg <zack@codesourcery.com>
4992 * optabs.c (expand_ffs): Initialize val and defined_at_zero
4995 * optabs.c: Remove unnecessary forward declarations.
4996 (expand_unop_direct): New, broken out of expand_unop.
4997 (expand_doubleword_clz): New.
4998 (expand_ctz): Move above expand_ffs. Use
4999 start_sequence, end_sequence, add_equal_note, and
5000 expand_unop_direct. Add more commentary.
5001 (expand_ffs): Try both ctz optab and expand_ctz.
5002 Generate a test and branch if the hardware doesn't give us
5003 a useful value for input zero. Style improvements similar to
5006 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
5008 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5010 * config.gcc: Delete stanza for arm-semi-aof and
5011 armel-semi-aof targets.
5012 * config/arm/arm-protos.h
5014 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
5015 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
5016 delete aof_pic_label and remove mention of AOF in comments.
5017 * config/arm/arm.md: Delete patterns used only for AOF assembly.
5019 * config/arm/semiaof.h
5020 * config/arm/t-semi: Delete file.
5022 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5024 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
5025 CONST_CAST_BB): New macros for type-specific casts.
5026 (CONST_CAST): Add a TYPE parameter and define it in terms of
5029 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
5030 * c-lex.c (cb_ident, lex_string): Likewise,
5031 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
5032 * config/i386/i386.c (ix86_function_regparm,
5033 ix86_function_sseregparm): Use CONST_CAST_TREE.
5034 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
5036 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
5037 give_switch, set_multilib_dir): Likewise,
5038 * gengtype-parse.c (string_seq, typedef_name): Likewise,
5039 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
5040 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
5041 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
5042 * prefix.c (update_path): Likewise,
5043 * pretty-print.c (pp_base_destroy_prefix): Likewise,
5044 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
5045 * tree-cfg.c (tree_can_merge_blocks_p,
5046 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
5047 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
5048 * tree.c (build_string): Supply a TYPE for CONST_CAST.
5049 (attribute_list_contained): Use CONST_CAST_TREE.
5051 2007-09-03 Krister Walfridsson <cato@df.lth.se>
5053 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
5055 2007-09-03 Richard Sandiford <richard@codesourcery.com>
5058 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
5059 before forcing them into a register.
5061 2007-09-03 Richard Sandiford <richard@codesourcery.com>
5063 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
5064 rather than define_code_macro.
5066 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5068 * gcc.c (xputenv): New function.
5069 (putenv_from_prefixes): Use xputenv instead of putenv.
5070 (process_command): Use xputenv instead of putenv.
5071 (set_collect_gcc_options): Use xputenv instead of putenv.
5072 (main): Use xputenv instead of putenv.
5074 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
5076 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
5077 availability of swap instruction.
5078 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
5080 2007-09-03 Revital Eres <eres@il.ibm.com>
5082 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
5085 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
5086 Ayal Zaks <zaks@il.ibm.com>
5087 Revital Eres <eres@il.ibm.com>
5089 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
5090 compute_split_row): New functions.
5091 (ps_unschedule_node): Remove.
5092 (normalize_sched_times): Iterate over the already scheduled
5093 insns instead of the number of nodes.
5094 (MAX_SPLIT_NUM): New definition.
5095 (sms_schedule_by_order): Change the scheduling heuristic to
5096 avoid useless increases of initiation interval ii.
5097 (get_sched_window): Add dump printouts.
5099 2007-09-02 David Daney <ddaney@avtrex.com>
5101 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
5102 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
5103 (optab, insn): Add more attributes.
5104 (fetchop_bit): New code macro.
5105 (immediate_insn): New code macro attribute.
5106 (sync): Change condition to ISA_HAS_SYNC.
5107 (rdhwr): Change predicate for operand 0 to register_operand.
5108 (memory_barrier): New expand.
5109 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
5110 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5111 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5112 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5113 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
5114 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
5115 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
5116 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5117 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
5119 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
5120 Hans-Peter Nilsson <hp@axis.com>
5122 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
5123 Defined to describe availability and behavior of CLZ.
5124 * config/cris/cris.md (clzsi2): Implement using lz instruction.
5125 * config/cris/cris.opt: Tweak comment for "-metrax4".
5126 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
5127 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
5128 (count_leading_zeros): Define.
5130 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5132 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
5134 2007-09-02 Joseph Myers <joseph@codesourcery.com>
5137 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
5140 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
5142 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
5143 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
5144 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
5145 sched-deps.c, sched-int.h, system.h, target.h,
5146 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
5147 tree.def: Fix comment typos.
5149 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
5151 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
5152 (override_options): Turn on -mstrict-align on non-ColdFire
5154 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
5156 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5158 * c-common.c (const_strip_array_types): Delete.
5159 * c-common.h (const_strip_array_types): Likewise.
5160 * emit-rtl.c (const_next_insn, const_previous_insn,
5161 const_next_nonnote_insn, const_prev_nonnote_insn,
5162 const_next_real_insn, const_prev_real_insn,
5163 const_next_active_insn, const_prev_active_insn, const_next_label,
5164 const_prev_label): Delete.
5165 * gimple-low.c (block_may_fallthru): Use expr_last.
5166 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
5167 * rtl.h (const_previous_insn, const_next_insn,
5168 const_prev_nonnote_insn, const_next_nonnote_insn,
5169 const_prev_real_insn, const_next_real_insn,
5170 const_prev_active_insn, const_next_active_insn, const_prev_label,
5171 const_next_label): Delete.
5172 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
5173 * system.h (CONST_CAST): Update comment.
5174 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
5175 (const_first_stmt, const_last_stmt): Delete.
5176 (tree_block_ends_with_condjump_p): Use last_stmt.
5177 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
5178 * tree-iterator.c (const_expr_first, const_expr_last,
5179 const_expr_only): Delete.
5180 * tree.c (const_lookup_attribute): Likewise.
5181 (attribute_list_contained): Use lookup_attribute.
5182 * tree.h (const_lookup_attribute, const_expr_first,
5183 const_expr_last, const_expr_only): Delete.
5185 2007-09-01 Richard Guenther <rguenther@suse.de>
5187 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
5188 instead of TREE_THIS_VOLATILE.
5189 * tree-ssa-operands.c (add_virtual_operand): Do not set
5190 has_volatile_ops. Do not check s_ann for NULL.
5191 (get_indirect_ref_operands): Likewise.
5192 (get_expr_operands): Likewise. For all reference trees
5193 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
5194 check base of reference for TREE_THIS_VOLATILE.
5196 2007-09-01 Richard Guenther <rguenther@suse.de>
5198 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
5199 between integral types. Also allow conversions between
5202 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5204 * optabs.c (prepare_float_lib_cmp): Use
5205 libgcc_cmp_return_mode instead of word_mode.
5206 * config/dfp-bit.h: Likewise.
5207 * config/fp-bit.h: Likewise.
5208 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
5210 (spu_libgcc_shift_count_mode): New function.
5211 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
5212 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
5214 2007-08-31 Joseph Myers <joseph@codesourcery.com>
5216 * tree-pretty-print.c: Include output.h.
5217 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
5218 HOST_WIDE_INT_PRINT_DEC.
5219 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
5221 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
5223 PR rtl-optimization/33224
5224 * loop-iv.c (latch_dominating_def): Check that the definition belongs
5225 to the analysed region.
5227 2007-08-31 Richard Guenther <rguenther@suse.de>
5229 * function.c (allocate_struct_function): Do not set
5230 current_function_returns_pointer.
5231 * function.h (struct var_refs_queue): Remove.
5232 (struct simple_obstack_stack): Likewise.
5233 (struct function): Remove fixup_var_refs_queue member.
5234 Remove returns_pointer flag.
5235 (current_function_returns_pointer): Remove define.
5237 2007-08-31 Nick Clifton <nickc@redhat.com>
5239 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
5240 secondary keys in order to obtain a stable sort.
5242 2007-08-31 Nick Clifton <nickc@redhat.com>
5245 * config/m32r/constraints.md: Add W constraint for integer zero.
5246 * config/m32r/m32r.md (get_pc): Use W and i constraints.
5247 Fix length calculation by using alternatives.
5249 2007-08-31 Richard Sandiford <richard@codesourcery.com>
5251 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
5252 split out from expand_binop.
5253 (avoid_expensive_constant): New function.
5254 (expand_binop_directly): Remove commutative_op argument and
5255 (expand_binop_directly): Remove commutative_op argument and
5256 call cummutative_optab_p instead. Do not change op0 or op1
5257 when swapping xop0 and xop1. Apply avoid_expensive_constant
5258 to each argument after potential swapping. Enforce the
5259 canonical order of commutative operands.
5260 (expand_binop): Use shift_optab_p and commutative_optab_p.
5261 Update the calls to expand_binop_directly. Only force constants
5262 into registers when widening an operation. Only swap operands
5263 once a direct expansion has been rejected.
5264 (expand_twoval_binop): Only force constants into registers when
5265 using a direct expansion.
5267 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
5269 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
5270 (sched_analyze_insn): Don't postprocess speculative dependencies when
5271 target has no scheduling.
5272 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
5273 'uninitialized' warning.
5275 2007-08-31 Richard Guenther <rguenther@suse.de>
5277 * tree.c (build_complex_type): Always set TYPE_NAME for
5280 2007-08-31 Olivier Hainque <hainque@adacore.com>
5282 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
5283 internal macro. Default alignment factor for csect directives, chosen
5284 to match what BIGGEST_ALIGNMENT allows.
5285 (DATA_SECTION_ASM_OP): Use it.
5286 * config/rs6000/rs6000.c
5287 (rs6000_xcoff_output_readonly_section_asm_op):
5288 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
5289 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
5291 2007-08-31 Olivier Hainque <hainque@adacore.com>
5293 * dbxout.c (dbxout_block): Move declaration within the first
5294 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
5295 block to include the definition, together with the associated
5298 2007-08-31 David Edelsohn <edelsohn@gnu.org>
5299 Revital Eres <eres@il.ibm.com>
5301 * doc/invoke.texi (-mpaired): Document flag.
5302 * config.gcc: Include paired.h in powerpc extra_headers and
5303 750cl.h in powerpc-*-linux*paired*.
5304 * config/rs6000/rs6000.opt (-mpaired): New flag.
5305 * config/rs6000/rs6000.c (paired_init_builtins,
5306 paired_expand_builtin, paired_expand_lv_builtin,
5307 paired_expand_stv_builtin, paired_expand_predicate_builtin):
5308 New functions to support the paired single builtin functions.
5309 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
5310 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
5312 (bdesc_paired_preds): New structure for paired predicate
5314 (rs6000_expand_builtin): Expand paired single builtins.
5315 (rs6000_init_builtins): Init paired single builtins.
5316 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
5317 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
5318 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
5319 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
5320 (rs6000_vector_mode_supported_p): Support paired vector mode.
5321 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
5322 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
5324 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
5325 (DATA_ALIGNMENT): Likewise.
5326 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
5327 (rs6000_builtins): Add PAIRED builtins.
5328 * config/rs6000/rs6000.md: Include paired.md.
5329 * config/rs6000/paired.h: New.
5330 * config/rs6000/paired.md: New.
5331 * config/rs6000/750cl.h: New.
5332 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
5334 2007-08-30 Ollie Wild <aaw@google.com>
5336 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
5337 * gcc.c (default_compilers): Add -fno-directives-only to
5338 @assembler-with-cpp.
5340 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
5344 * regclass.c (initial_fixed_regs): Revert previous change and make
5346 (initial_call_used_regs): Likewise.
5347 (initial_call_really_used_regs): Delete, reverting previous addition.
5348 (initial_reg_names): Likewise.
5349 (init_reg_sets): Revert previous change.
5350 (saved_fixed_regs): New.
5351 (saved_call_used_regs): New.
5352 (saved_call_really_used_regs): New.
5353 (saved_reg_names): New.
5354 (save_register_info): New.
5355 (restore_register_info): New.
5356 (init_reg_sets_1): Replace reset of register info with call to
5357 restore_register_info.
5358 * rtl.h (save_register_info): Declare.
5359 * toplev.c (backend_init): Call save_register_info.
5361 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5363 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
5364 from the original statement.
5366 2007-08-30 Chao-ying Fu <fu@mips.com>
5368 * c-lex.c (interpret_fixed): Declare.
5369 (interpret_float): Process _Fract and _Accum.
5370 (interpret_fixed): New function.
5371 * final.c (output_addr_const): Process CONST_FIXED.
5372 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
5373 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
5375 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
5377 (simplify_immed_subreg): Support CONST_FIXED.
5378 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
5379 (simplify_subreg): Support CONST_FIXED.
5381 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5383 * config/rs6000/ppu_intrinsics.h: New file.
5384 * config.gcc (powerpc*-*-* <extra_headers>): Install
5387 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
5389 * cfg.c (dump_flow_info): Change to also print entry and exit
5391 * print-rtl.c (print_rtl_single): Allow to print rtl with
5394 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
5396 * df-core.h (df_dump_region): New function.
5397 * df.h (df_dump_region): New function.
5398 * loop-invariant.c (find_defs): Add call to df_dump_region.
5399 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
5402 2007-08-30 Jakub Jelinek <jakub@redhat.com>
5405 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
5406 true if any of the compare_section_name calls returned true,
5407 rather than if any returned false.
5409 2007-08-30 Richard Guenther <rguenther@suse.de>
5411 PR tree-optimization/33199
5412 * tree-ssa-structalias.c (handle_lhs_call): New function.
5413 (find_func_aliases): In non-IPA mode make sure that for
5414 calls that return a pointer we add a constraint for the
5415 result to point to anything.
5417 2007-08-30 Richard Guenther <rguenther@suse.de>
5419 * doc/invoke.texi (-mveclibabi): Document new target option.
5420 * config/i386/i386.opt (-mveclibabi): New target option.
5421 * config/i386/i386.c (ix86_veclib_handler): Handler for
5422 vectorization library support.
5423 (override_options): Handle the -mveclibabi option, initialize
5424 the vectorization library handler.
5425 (ix86_builtin_vectorized_function): As fallback call the
5426 vectorization library handler, if set.
5427 (ix86_veclibabi_acml): New static function for ACML ABI style
5428 vectorization support.
5430 2007-08-30 Jakub Jelinek <jakub@redhat.com>
5432 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
5433 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
5434 SImode and update m. Don't run gen_lowpart_common on arbitrary
5435 memory address, force it to register first.
5438 * dce.c (dce_process_block): Don't delete setters of
5439 artificially used registers.
5441 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5443 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
5444 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
5445 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
5447 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5449 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
5451 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
5452 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
5454 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5456 * system.h: Activate -Wcast-qual as warning-only.
5458 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
5461 * config/rs6000/rs6000.c (compare_section_name): New function.
5462 (rs6000_elf_in_small_data_p): Compare section prefixes instead
5465 2007-08-29 Olivier Hainque <hainque@adacore.com>
5467 * xcoffout.c: #include debug.h.
5468 * Makefile.in (xcoffout.o): Add debug.h dependency.
5470 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
5472 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
5473 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
5475 2007-08-29 Richard Guenther <rguenther@suse.de>
5477 * tree-pretty-print.c (dump_generic_node): Print
5478 label DECL_UID as D.%u.
5479 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
5481 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5483 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
5484 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
5486 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
5489 * tree.c (build_type_attribute_qual_variant): Set canonical types
5490 on the final, unqualified attribute variant before building the
5493 2007-08-29 Jie Zhang <jie.zhang@analog.com>
5495 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
5496 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
5498 2007-08-29 Jie Zhang <jie.zhang@analog.com>
5501 2007-08-29 Jie Zhang <jie.zhang@analog.com>
5502 * config/bfin/bfin.md (composev2hi): Put operands into vector
5505 2007-08-29 Jie Zhang <jie.zhang@analog.com>
5507 * config/bfin/bfin.md (composev2hi): Put operands into vector
5510 2007-08-29 Jie Zhang <jie.zhang@analog.com>
5512 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
5513 attribute when appropriate.
5514 (bfin_handle_l1_text_attribute): New.
5515 (bfin_handle_l1_data_attribute): New.
5516 (bfin_attribute_table): Add attributes: l1_text, l1_data,
5517 l1_data_A and l1_data_B.
5518 * doc/extend.texi (node Function Attributes): Document l1_text
5520 (Variable Attributes): Add Blackfin subsection. Document l1_data,
5521 l1_data_A and l1_data_B variable attributes.
5523 2007-08-28 Jie Zhang <jie.zhang@analog.com>
5525 * config/bfin/bfin.opt (minline-plt): Add.
5526 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
5527 call to global functions.
5528 * doc/invoke.texi (Option Summary): Mention -minline-plt.
5529 (Blackfin Options): Document -minline-plt.
5531 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
5533 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
5534 given a non-function.
5535 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
5537 2007-08-28 DJ Delorie <dj@redhat.com>
5539 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
5541 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5543 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
5545 2007-08-28 Richard Guenther <rguenther@suse.de>
5547 * tree.h (struct tree_function_decl): Increase size of
5548 function_code bitfield.
5550 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
5551 Kazu Hirata <kazu@codesourcery.com>
5553 * gcc/config/m68k/linux.h
5554 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
5555 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
5556 (m68k_return_in_memory): New.
5557 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
5560 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
5563 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
5564 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
5565 operand) when top VEC_SELECT extracts scalar element.
5566 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
5567 (*vec_extract_v4sf_mem): Ditto.
5569 2007-08-28 Jakub Jelinek <jakub@redhat.com>
5572 * passes.c (init_optimization_passes): Move pass_df_finish
5573 after pass_postreload sublist.
5575 PR rtl-optimization/33148
5576 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
5577 (neg (lt X 0)) if X has scalar int mode.
5580 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
5581 initializer, use build_vector_from_ctor if possible to create
5582 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
5583 even after this, return NULL.
5585 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
5587 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
5589 2007-08-28 Richard Guenther <rguenther@suse.de>
5591 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
5592 (struct tree_function_decl): Make function_code a bitfield.
5593 Add disregard_inline_limits flag.
5594 * cgraphunit.c (cgraph_process_new_functions): Check
5595 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
5596 (cgraph_preserve_function_body_p): Likewise.
5597 * ipa-inline.c (compute_inline_parameters): Likewise.
5598 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
5599 for GNU C extern inline functions.
5600 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
5601 * tree-inline.c (disregard_inline_limits_p): Remove.
5602 * tree-inline.h (disregard_inline_limits_p): Likewise.
5603 * c-common.c (handle_always_inline_attribute): Set
5604 DECL_DISREGARD_INLINE_LIMITS.
5605 * langhooks.c (add_builtin_function): Verify the function code
5606 fits in the bitfield.
5608 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
5609 Vladimir Yanovsky <yanov@il.ibm.com>
5610 Revital Eres <eres@il.ibm.com>
5611 Andrey Belevantsev <abel@ispras.ru>
5613 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
5615 * modulo-sched.c: Add documentation regarding do-loop.
5616 (doloop_register_get): Change number of arguments to support
5617 the new do-loop pattern and check whether COUNT_REG has no other
5618 occurences in the loop besides in the control part.
5619 (duplicate_insns_of_cycles): Do not duplicate the insn which
5620 changes count_reg as it is already adjusted.
5621 (generate_prolog_epilog): New argument to support the new
5622 do-loop pattern. Change the subtract instruction to use
5623 expand_simple_binop. Call duplicate_insns_of_cycles with new
5625 (sms_schedule): Call doloop_register_get and
5626 generate_prolog_epilog with new argument. Do not handle loops
5627 with single sets insns with subreg in their lhs.
5628 * loop-doloop.c (doloop_optimize): Support for another do-loop
5630 (doloop_condition_get): Gets an instruction instead of a pattern
5631 and change the return condition when the do-loop pattern is
5633 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
5634 deps when considering to not create edges.
5636 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
5638 * doc/extend.texi (gnu_inline funtion attribute): Document C++
5641 2007-08-27 Jason Merrill <jason@redhat.com>
5644 * gimplify.c (gimplify_modify_expr): Discard the assignment of
5645 zero-sized types after calling gimplify_modify_expr_rhs.
5647 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
5649 * regclass.c (init_reg_autoinc): Fix typo.
5651 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
5653 Fix PR tree-optimization/33173
5654 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
5656 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
5659 * config/i386/i386.h (VALID_DFP_MODE_P): New.
5660 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
5663 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
5664 David Ung <davidu@mips.com>
5665 Nigel Stephens <nigel@mips.com>
5667 Separate target-specific initialization from general
5668 back-end initialization.
5670 * toplev.c (init_alignments): New, split out from...
5671 (process_options): ...here.
5672 (backend_init_target): New, split out from...
5673 (backend_init): ...here.
5674 (lang_dependent_init_target): New, split out from...
5675 (lang_dependent_init): ...here.
5676 (target_reinit): New.
5677 * toplev.h (target_reinit): Declare.
5678 * expr.c (init_expr_target): Renamed from init_expr_once, since it
5679 now can be called more than once. Update comments.
5680 * expr.h (init_expr_target): Likewise.
5681 * alias.c (init_alias_target): Renamed from init_alias_once, since it
5682 now can be called more than once. Explicitly zero
5683 static_reg_base_value.
5684 * emit-rtl.c (init_emit_regs): New, split out from...
5685 (init_emit_once): Here.
5686 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
5687 non-const, so that changes from command-line arguments can overwrite
5688 values provided by the static initializers.
5689 (initial_call_really_used_regs): New, used similarly to the above.
5690 (initial_reg_names): Likewise.
5691 (last_mode_for_init_move_cost): Promoted function-local static to
5692 file-scope static to make it accessible outside init_move_cost.
5693 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
5694 Do not initialize inv_reg_alloc_order yet, either. Do initialize
5695 reg_names since it is needed for parsing command-line options.
5696 (init_move_cost): Use last_mode_for_init_move_cost instead of
5697 function-local static.
5698 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
5699 call_really_used_regs now. Reinitialize reg_names. Also
5700 initialize inv_reg_alloc_order. Zero reg_class_subunion and
5701 reg_class_superunion. Clear losing_caller_save_reg_set.
5702 Preserve global registers if called more than once. Reset
5703 move cost, may_move_in_cost, may_move_out_cost, and
5704 last_mode_for_init_move_cost.
5705 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
5706 can now be invoked more than once. Update comments.
5707 (init_regs): Update comments.
5708 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
5709 and initial_call_really_used_regs, instead of the non-initial
5710 variables. This allows us to save the command-line register settings
5711 after target reinitialization.
5712 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
5713 * rtl.h (init_emit_regs): Declare.
5714 (init_reg_modes_target, init_alias_target): Renamed as described
5716 * reload1.c (init_reload): Update comments.
5717 * optabs.c (init_optabs): Likewise.
5718 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
5720 2007-08-26 Chao-ying Fu <fu@mips.com>
5722 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
5725 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5727 * alias.c (memory_modified_1, memory_modified_in_insn_p):
5729 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
5731 * bb-reorder.c (copy_bb_p): Likewise.
5732 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
5733 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
5734 block_ends_with_condjump_p): Likewise.
5735 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
5736 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
5737 block_ends_with_condjump_p): Likewise.
5738 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
5739 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
5740 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
5741 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
5742 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
5743 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
5744 debug_true_const_tree instad of debug_true_tree.
5745 * debug.c (do_nothing_debug_hooks): Likewise.
5746 * debug.h (ignore_block, debug_true_const_tree): Constify.
5747 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
5748 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
5749 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
5750 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
5751 dbx_reg_number, is_based_loc, field_type,
5752 simple_type_align_in_bits, simple_decl_align_in_bits,
5753 simple_type_size_in_bits, field_byte_offset, insert_float,
5754 type_tag, member_declared_type, is_redundant_typedef,
5755 secname_for_decl, is_inlined_entry_point): Likewise.
5756 * emit-rtl.c (const_next_insn, const_previous_insn,
5757 const_next_nonnote_insn, const_prev_nonnote_insn,
5758 const_next_real_insn, const_prev_real_insn,
5759 const_next_active_insn, const_prev_active_insn, const_next_label,
5760 const_prev_label): Likewise.
5761 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
5763 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
5764 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
5765 sched_insn_is_legitimate_for_speculation_p): Likewise.
5766 * jump.c (reversed_comparison_code_parts,
5767 reversed_comparison_code, reversed_comparison, condjump_label):
5769 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
5770 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
5772 * rtl.h (const_previous_insn, const_next_insn,
5773 const_prev_nonnote_insn, const_next_nonnote_insn,
5774 const_prev_real_insn, const_next_real_insn,
5775 const_prev_active_insn, const_next_active_insn, const_prev_label,
5776 const_next_label, modified_between_p, modified_in_p,
5777 const_note_storeskeep_with_call_p, condjump_label,
5778 reversed_comparison, reversed_comparison_code,
5779 reversed_comparison_code_parts, memory_modified_in_insn_p,
5780 stack_regs_mentioned): Likewise.
5781 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
5782 keep_with_call_p): Likewise.
5783 * sched-deps.c (deps_may_trap_p, sched_get_condition,
5784 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
5785 sd_lists_size, sd_lists_empty_p): Likewise.
5786 * sched-int.h (sched_insns_conditions_mutex_p,
5787 haifa_classify_insn, no_real_insns_p,
5788 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
5789 sd_lists_size, sd_lists_empty_p): Likewise.
5790 * sdbout.c (sdb_debug_hooks): Likewise.
5791 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
5792 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
5793 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
5795 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
5796 tree_can_throw_internal): Likewise.
5797 * tree-flow-inline.h (phi_nodes): Likewise.
5798 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
5799 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
5800 * tree-gimple.c (const_get_call_expr_in): Likewise.
5801 * tree-gimple.h (const_get_call_expr_in): Likewise.
5802 * tree.c (const_lookup_attribute, attribute_list_equal,
5803 attribute_list_contained): Likewise.
5804 * tree.h (attribute_list_equal, attribute_list_contained,
5805 const_lookup_attribute): Likewise.
5806 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
5808 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
5810 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
5811 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
5813 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
5816 * config/alpha/constraints.md: Delete "svn:mime-type" property
5817 with svn propdel "svn:mime-type".
5819 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
5822 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
5823 non NOTE insn doesn't cross basic block.
5824 (noce_try_abs): Likewise.
5825 (noce_process_if_block): Likewise.
5827 2007-08-26 David Edelsohn <edelsohn@gnu.org>
5830 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
5831 operand without auto-inc-dec.
5832 * config/rs6000/rs6000.md (floatsidf2_internal): Use
5833 offsettable_mem_operand.
5834 (floatunssidf2_internal): Same.
5835 (fix_truncdfsi2_internal): Same.
5836 (floatsidf_ppc64): Same.
5837 (floatunssidf_ppc64): Same.
5838 (fix_trunctfsi2_internal): Same.
5840 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
5843 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
5844 pass defines needed for version.c.
5846 2007-08-25 Joseph Myers <joseph@codesourcery.com>
5848 * configure.ac (--debug-prefix-map check): Change assembler
5849 version presumed to have feature to 2.18.
5850 * configure: Regenerate.
5852 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5854 * c-common.c (vector_types_convertible_p,
5855 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
5856 self_promoting_args_p): Constify.
5857 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
5858 c_promoting_integer_type_p, self_promoting_args_p,
5859 anon_aggr_type_p, vector_types_convertible_p): Likewise.
5860 * c-decl.c (anon_aggr_type_p): Likewise.
5861 * * c-dump.c (dump_stmt): Likewise.
5862 * c-objc-common.c (has_c_linkage): Likewise.
5863 * c-tree.h (same_translation_unit_p): Likewise.
5864 * c-typeck.c (null_pointer_constant_p,
5865 tagged_types_tu_compatible_p, function_types_compatible_p,
5866 type_lists_compatible_p, lvalue_or_else, lvalue_p,
5867 comptypes_internal, struct tagged_tu_seen_cache,
5868 same_translation_unit_p, alloc_tagged_tu_seen_cache,
5869 c_size_in_bytes): Likewise.
5870 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
5871 hash_ptr, eq_ptr): Likewise.
5872 * langhooks-def.h (lhd_decl_ok_for_sibcall,
5873 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
5874 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
5875 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
5877 * optabs.c (optab_for_tree_code): Likewise.
5878 * optabs.h (optab_for_tree_code): Likewise.
5879 * rtl.h (simplify_rtx): Likewise.
5880 * simplify-rtx.c (simplify_rtx): Likewise.
5881 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
5882 dump_flag, dump_node): Likewise.
5883 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
5884 queue_and_dump_type, dump_flag): Likewise.
5885 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
5886 * tree-pass.h (dump_node): Likewise.
5887 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
5888 supportable_narrowing_operation): Likewise.
5889 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
5890 supportable_narrowing_operation): Likewise.
5891 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
5892 is_negative_overflow_infinity, is_positive_overflow_infinity,
5893 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
5894 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
5895 update_value_range, add_equivalence, ssa_name_nonnegative_p,
5896 ssa_name_nonzero_p, fp_predicate): Likewise.
5897 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
5898 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
5899 ssa_name_nonnegative_p): Likewise.
5901 2007-08-25 Hans Kester <hans.kester@ellips.nl>
5903 * config.gcc : Add x86_64-elf target.
5905 2007-08-25 Jakub Jelinek <jakub@redhat.com>
5907 * expr.c (store_expr): Fix order of store_by_pieces arguments.
5909 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
5910 Nigel Stephens <nigel@mips.com>
5914 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
5915 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
5916 * expr.c (SET_BY_PIECES_P): Define.
5917 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
5918 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
5919 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
5921 * expr.h (SET_RATIO): Define.
5922 (can_store_by_pieces, store_by_pieces): Update prototypes.
5923 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
5924 can_store_by_pieces/store_by_pieces.
5925 (expand_builtin_memcpy_args): Likewise.
5926 (expand_builtin_strncpy): Likewise.
5927 (expand_builtin_memset_args): Likewise. Also remove special case
5928 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
5929 decide what to do instead.
5930 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
5931 to can_store_by_pieces.
5933 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
5934 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
5936 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
5937 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
5938 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
5939 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
5940 (STORE_BY_PIECES_P): Define.
5942 2007-08-24 Tom Tromey <tromey@redhat.com>
5944 * varpool.c (varpool_last_needed_node): Fix comment typo.
5945 * c-decl.c (duplicate_decls): Fix comment typo.
5946 (clone_underlying_type): Update comment.
5948 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5950 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
5951 alpha_in_small_data_p, alpha_split_complex_arg,
5952 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
5954 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
5955 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
5957 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
5958 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
5959 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
5960 * config/darwin.c (darwin_binds_local_p): Likewise.
5961 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
5963 * config/i386/i386-protos.h (i386_pe_binds_local_p,
5964 i386_pe_valid_dllimport_attribute_p): Likewise.
5965 * config/i386/i386.c (ix86_function_regparm,
5966 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
5967 x86_can_output_mi_thunk, ix86_mangle_type,
5968 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
5969 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
5970 i386_pe_binds_local_p): Likewise.
5971 * config/ia64/ia64.c
5972 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
5973 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
5974 ia64_invalid_conversion, ia64_invalid_unary_op,
5975 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
5977 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
5978 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
5979 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
5980 * config/mips/mips.c (mips_use_blocks_for_constant_p,
5981 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
5982 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5983 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
5984 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
5985 * config/pa/pa.c (pa_commutative_p): Likewise.
5986 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
5988 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
5989 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
5990 rs6000_use_blocks_for_constant_p,
5991 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
5992 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5993 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
5994 * config/s390/s390.c (s390_mangle_type,
5995 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
5997 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5998 th_in_small_data_p): Likewise.
5999 * config/sh/sh.c (sh_ms_bitfield_layout_p,
6000 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6002 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
6003 sparc_mangle_type): Likewise.
6004 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
6005 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
6006 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
6008 * hooks.c (hook_bool_mode_const_rtx_false,
6009 hook_bool_mode_const_rtx_true,
6010 hook_bool_const_tree_hwi_hwi_const_tree_false,
6011 hook_bool_const_tree_hwi_hwi_const_tree_true,
6012 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
6013 hook_constcharptr_const_tree_null,
6014 hook_constcharptr_const_rtx_null,
6015 hook_constcharptr_const_tree_const_tree_null,
6016 hook_constcharptr_int_const_tree_null,
6017 hook_constcharptr_int_const_tree_const_tree_null): New.
6018 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
6019 hook_bool_tree_hwi_hwi_tree_false,
6020 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
6021 hook_int_tree_tree_1, hook_constcharptr_tree_null,
6022 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
6023 hook_constcharptr_int_tree_null,
6024 hook_constcharptr_int_tree_tree_null): Delete.
6025 (default_can_output_mi_thunk_no_vcall): Constify.
6026 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
6027 hook_bool_tree_hwi_hwi_tree_false,
6028 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
6029 hook_int_tree_tree_1, hook_constcharptr_tree_null,
6030 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
6031 hook_constcharptr_int_tree_null,
6032 hook_constcharptr_int_tree_tree_null): Delete.
6033 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
6034 hook_bool_const_tree_hwi_hwi_const_tree_false,
6035 hook_bool_const_tree_hwi_hwi_const_tree_true,
6036 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
6037 hook_constcharptr_const_tree_null,
6038 hook_constcharptr_const_rtx_null,
6039 hook_constcharptr_const_tree_const_tree_null,
6040 hook_constcharptr_int_const_tree_null,
6041 hook_constcharptr_int_const_tree_const_tree_null): New.
6042 (default_can_output_mi_thunk_no_vcall): Constify.
6043 * integrate.c (function_attribute_inlinable_p): Likewise.
6044 * integrate.h (function_attribute_inlinable_p): Likewise.
6045 * jump.c (rtx_renumbered_equal_p): Likewise.
6046 * output.h (decl_readonly_section, categorize_decl_for_section,
6047 default_use_anchors_for_symbol_p, default_binds_local_p,
6048 default_binds_local_p_1): Likewise.
6049 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
6051 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6052 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
6053 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
6054 TARGET_COMP_TYPE_ATTRIBUTES,
6055 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
6056 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
6057 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
6058 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
6059 TARGET_DWARF_CALLING_CONVENTION): Likewise.
6060 * target.h (can_output_mi_thunk, needs_block_p,
6061 first_cycle_multipass_dfa_lookahead_guard_spec,
6062 vector_alignment_reachable, comp_type_attributes,
6063 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
6064 commutative_p, use_blocks_for_constant_p,
6065 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
6066 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
6067 invalid_within_doloop, valid_dllimport_attribute_p,
6068 split_complex_arg, invalid_arg_for_unprototyped_fn,
6069 invalid_conversion, invalid_unary_op, invalid_binary_op):
6071 * targhooks.c (default_invalid_within_doloop,
6072 hook_invalid_arg_for_unprototyped_fn,
6073 default_builtin_vector_alignment_reachable): Likewise.
6074 (hook_bool_rtx_commutative_p): Delete.
6075 (hook_bool_const_rtx_commutative_p): New.
6076 * targhooks.h (default_invalid_within_doloop,
6077 default_builtin_vector_alignment_reachable,
6078 hook_invalid_arg_for_unprototyped_fn): Constify.
6079 (hook_bool_rtx_commutative_p): Delete.
6080 (hook_bool_const_rtx_commutative_p): New.
6081 * varasm.c (bss_initializer_p, decl_default_tls_model,
6082 categorize_decl_for_section, decl_readonly_section,
6083 default_use_anchors_for_symbol_p, default_binds_local_p,
6084 default_binds_local_p_1): Constify.
6086 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6088 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6089 __NO_BUILTIN if -fno-builtin.
6091 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6093 * config/bfin/bfin.c (print_operand): Report error instead of
6094 ICE for wrong operand.
6096 2007-08-24 Michael Matz <matz@suse.de>
6098 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
6100 2007-08-24 Richard Guenther <rguenther@suse.de>
6103 * tree-ssa.c (useless_type_conversion_p): Split into a
6104 recursive and a non-recursive part.
6105 (useless_type_conversion_p_1): New function.
6106 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
6107 from maybe_fold_offset_to_reference is trivially convertible
6108 to the desired type before doing the simplification.
6110 2007-08-24 Jakub Jelinek <jakub@redhat.com>
6112 * expr.c (store_expr): Optimize initialization of an array
6114 * expr.h (builtin_strncpy_read_str): New prototype.
6115 * builtins.c (builtin_strncpy_read_str): Remove prototype.
6118 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
6121 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
6122 field when initializing if_info structure.
6124 2007-08-24 Richard Guenther <rguenther@suse.de>
6126 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
6128 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
6129 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
6130 * tree-inline.c (inlinable_function_p): Fold in common parts of
6131 the cannot_inline_tree_fn langhook.
6132 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
6133 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
6134 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
6135 cannot_inline_tree_fn langhook.
6136 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
6137 cannot_inline_tree_fn member.
6139 2007-08-24 Richard Guenther <rguenther@suse.de>
6141 * expr.c (get_inner_reference): Do computation of bitoffset
6142 from offset in a way we can detect overflow reliably.
6144 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6146 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
6148 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6150 * config/bfin/bfin.opt (mfast-fp): Add.
6151 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
6152 libbffastfp override libgcc if -mfast-fp.
6153 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
6154 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
6155 (Blackfin Options): Document -mfast-fp.
6157 2007-08-24 Jakub Jelinek <jakub@redhat.com>
6159 PR tree-optimization/32573
6161 * tree-data-ref.c (initialize_data_dependence_relation): Clear
6162 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
6163 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
6164 (build_classic_dist_vector): Return false rather than true if
6165 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
6166 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
6167 returned false. Don't call save_dist_v before calling
6168 build_classic_dist_vector_1.
6169 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
6170 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
6171 DDR_DIR_VECTS vectors.
6173 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
6175 * configure.ac (leb128): Modify sed statement to work with any
6176 binutils version string.
6177 * configure: Regenerate
6179 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6181 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
6182 Wrap in RTX_CODE macro guard.
6183 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
6184 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
6185 arm_mark_dllimport, arm_pe_encode_section_info,
6186 arm_pe_unique_section): Use ISO-C function declarations.
6187 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
6188 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
6189 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
6191 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
6192 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
6194 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
6196 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
6197 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
6198 (register_move_cost): Use ISO-C function declarations.
6199 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
6200 * config/score/score-protos.h (score_declare_object): Add
6202 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
6204 * final.c (profile_function): Avoid empty if-bodies.
6207 * calls.c (must_pass_in_stack_var_size,
6208 must_pass_in_stack_var_size_or_pad): Constify.
6209 * config/alpha/alpha-protos.h (function_value): Likewise.
6210 * config/alpha/alpha.c (alpha_return_in_memory,
6211 alpha_pass_by_reference, function_value,
6212 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
6213 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
6215 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
6216 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6217 TARGET_PROMOTE_PROTOTYPES): Likewise.
6218 * config/arm/arm-protos.h (arm_return_in_memory,
6219 arm_pad_arg_upward, arm_function_value): Likewise.
6220 * config/arm/arm.c (arm_pass_by_reference,
6221 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
6222 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6223 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
6225 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6226 * config/avr/avr-protos.h (avr_function_value): Likewise.
6227 * config/avr/avr.c (avr_return_in_memory,
6228 gas_output_limited_string, gas_output_ascii, avr_function_value,
6229 avr_return_in_memory): Likewise.
6230 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
6231 * config/bfin/bfin.c (bfin_pass_by_reference,
6232 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
6233 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
6235 * config/cris/cris.c (cris_pass_by_reference,
6236 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
6237 * config/crx/crx.c (crx_return_in_memory): Likewise.
6238 * config/darwin.c (function_base, machopic_function_base_name):
6240 * config/fr30/fr30.c (fr30_must_pass_in_stack,
6241 TARGET_PROMOTE_PROTOTYPES): Likewise.
6242 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
6243 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
6244 * config/i386/i386-protos.h (ix86_return_in_memory,
6245 ix86_sol10_return_in_memory): Likewise.
6246 * config/i386/i386.c (ix86_function_value,
6247 ix86_function_sseregparm, ix86_must_pass_in_stack,
6248 type_natural_mode, classify_argument, examine_argument,
6249 construct_container, ix86_pass_by_reference, function_value_32,
6250 function_value_64, ix86_function_value_1, return_in_memory_32,
6251 return_in_memory_64, return_in_memory_ms_64,
6252 ix86_return_in_memory, ix86_sol10_return_in_memory,
6253 TARGET_PROMOTE_PROTOTYPES): Likewise.
6254 * config/ia64/ia64-protos.h (ia64_function_value,
6255 ia64_hpux_function_arg_padding): Likewise.
6256 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
6257 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
6258 ia64_hpux_function_arg_padding): Likewise.
6259 * config/iq2000/iq2000-protos.h (function_arg,
6260 iq2000_function_value): Likewise.
6261 * config/iq2000/iq2000.c (iq2000_return_in_memory,
6262 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
6263 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
6264 function_arg, iq2000_function_value): Likewise.
6265 * config/m32c/m32c-protos.h (m32c_function_value,
6266 m32c_promote_function_return): Likewise.
6267 * config/m32c/m32c.c (m32c_pass_by_reference,
6268 m32c_promote_prototypes, m32c_promote_function_return,
6269 m32c_function_value): Likewise.
6270 * config/m32r/m32r.c (m32r_return_in_memory,
6271 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
6272 m32r_in_small_data_p): Likewise.
6273 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
6275 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
6276 m68hc11_function_arg_padding): Likewise.
6277 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
6278 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
6279 m68k_function_value): Likewise.
6280 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
6281 mcore_function_value): Likewise.
6282 * config/mcore/mcore.c (handle_structs_in_regs,
6283 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
6284 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
6285 mcore_num_arg_regs, mcore_function_value): Likewise.
6286 * config/mips/mips-protos.h (mips_pad_arg_upward,
6287 mips_function_value): Likewise.
6288 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
6289 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
6290 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6291 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
6292 mips_function_value): Likewise.
6293 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
6295 * config/mmix/mmix.c (mmix_pass_by_reference,
6296 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
6297 mmix_encode_section_info): Likewise.
6298 * config/mn10300/mn10300-protos.h (mn10300_function_value):
6300 * config/mn10300/mn10300.c (mn10300_return_in_memory,
6301 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
6302 mn10300_function_value): Likewise.
6303 * config/mt/mt-protos.h (mt_function_value): Likewise.
6304 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
6305 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
6306 * config/pa/pa-protos.h (function_arg_padding, function_value,
6307 pa_return_in_memory): Likewise.
6308 * config/pa/pa.c (pa_pass_by_reference,
6309 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
6310 function_arg_padding, function_value, pa_return_in_memory):
6312 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
6313 * config/rs6000/rs6000-protos.h (rs6000_function_value,
6314 function_arg_padding): Likewise.
6315 * config/rs6000/rs6000.c (rs6000_return_in_memory,
6316 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
6317 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
6318 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6319 function_arg_padding, altivec_expand_dst_builtin,
6320 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
6321 altivec_init_builtins, rs6000_common_init_builtins,
6322 rs6000_function_value): Likewise.
6323 * s390/s390-protos.h (s390_function_value): Likewise.
6324 * config/s390/s390.c (s390_function_arg_size,
6325 s390_pass_by_reference, s390_return_in_memory,
6326 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
6327 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
6328 * config/score/score-protos.h (score_function_value): Likewise.
6329 * config/score/score.c (score_arg_partial_bytes,
6330 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6331 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
6332 score_pass_by_reference, score_add_offset, score_function_value):
6334 * config/sh/sh-protos.h (sh_attr_renesas_p,
6335 sh_promote_prototypes): Likewise.
6336 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
6337 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
6338 sh_attr_renesas_p): Likewise.
6339 * config/sparc/sparc-protos.h (function_value,
6340 function_arg_padding): Likewise.
6341 * config/sparc/sparc.c (sparc_promote_prototypes,
6342 sparc_return_in_memory, sparc_pass_by_reference,
6343 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6344 function_arg_record_value_2, function_arg_record_value_1,
6345 function_arg_record_value, function_arg_record_value,
6346 function_arg_padding, function_value): Likewise.
6347 * config/spu/spu-protos.h (spu_function_value): Likewise.
6348 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
6349 spu_function_value): Likewise.
6350 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
6352 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
6353 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
6354 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
6356 * config/v850/v850.c (v850_return_in_memory,
6357 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
6358 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
6359 * config/xtensa/xtensa.c (xtensa_return_in_msb,
6360 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
6361 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
6363 * explow.c (promote_mode, hard_function_value): Likewise.
6364 * expr.h (hard_function_value, promote_mode): Likewise.
6365 * function.c (aggregate_value_p): Likewise.
6366 * hooks.c (hook_bool_const_tree_true): New.
6367 * hooks.h (hook_bool_const_tree_true): New.
6368 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
6369 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
6370 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
6371 TARGET_RETURN_IN_MSB): Likewise.
6372 * target.h (promote_function_args, promote_function_return,
6373 promote_prototypes, return_in_memory, return_in_msb,
6374 pass_by_reference, must_pass_in_stack, callee_copies,
6375 function_value): Likewise.
6376 * targhooks.c (default_return_in_memory,
6377 hook_pass_by_reference_must_pass_in_stack,
6378 hook_callee_copies_named,
6379 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
6380 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
6381 default_function_value): Likewise.
6382 * targhooks.h (default_return_in_memory,
6383 hook_pass_by_reference_must_pass_in_stack,
6384 hook_callee_copies_named,
6385 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
6386 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
6387 default_function_value): Likewise.
6388 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
6389 (equiv_class_label_hash, equiv_class_label_eq): Constify.
6390 * tree-vectorizer.c (bb_in_loop_p): Likewise.
6391 * tree.c (needs_to_live_in_memory): Likewise.
6392 * tree.h (struct tree_type, needs_to_live_in_memory,
6393 aggregate_value_p, must_pass_in_stack_var_size,
6394 must_pass_in_stack_var_size_or_pad): Likewise.
6395 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
6396 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
6397 lookup_filename): Likewise.
6399 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
6402 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
6403 fake fcomi i387 instruction for !TARGET_CMOVE.
6404 (ix86_expand_branch): Expand natural sequence with one jump for
6405 all targets, not only TARGET_CMOVE.
6406 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
6407 pattern to implement fake fcomi sequence. Split instruction after
6408 reload to correct compare sequences.
6409 (*cmpfp_xf_cc): Ditto.
6410 (*cmpfp_<mode>_cc): Ditto.
6411 (*cmpfp_u_cc): Ditto.
6412 (*cmpfp_<mode>_cc): Ditto.
6414 2007-08-23 Richard Guenther <rguenther@suse.de>
6416 * tree-pretty-print.c (dump_generic_node): Annotate
6417 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
6419 2007-08-23 Richard Guenther <rguenther@suse.de>
6421 * builtins.c (expand_builtin_mathfn): Wrap argument in
6422 save_expr directly instead of re-building the call.
6423 (expand_builtin_mathfn_2): Likewise.
6424 (expand_builtin_mathfn_3): Likewise.
6425 (expand_builtin_interclass_mathfn): Likewise.
6426 (expand_builtin_int_roundingfn): Set arg.
6427 (expand_builtin_int_roundingfn_2): Likewise.
6429 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
6431 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
6432 *sse_nand<mode>3, *sse_xor<mode>3): New.
6434 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
6436 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
6437 * config/i386/i386.c (print_operand): Handle ';' code. Output
6438 semicolon for TARGET_MACHO.
6439 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
6440 emit semicolon after 'lock' prefix.
6441 (sync_double_compare_and_swap<mode>): Ditto.
6442 (*sync_double_compare_and_swapdi_pic): Ditto.
6443 (*sync_compare_and_swap_cc<mode>): Ditto.
6444 (sync_double_compare_and_swap_cc<mode>): Ditto.
6445 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
6446 (sync_old_add<mode>): Ditto.
6447 (sync_add<mode>): Ditto.
6448 (sync_sub<mode>): Ditto.
6449 (sync_ior<mode>): Ditto.
6450 (sync_and<mode>): Ditto.
6451 (sync_xor<mode>): Ditto.
6453 2007-08-22 Chao-ying Fu <fu@mips.com>
6455 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
6457 (copy_rtx): Handle CONST_FIXED.
6458 (rtx_equal_p): Likewise.
6459 * rtl.h (fixed_value.h): New include.
6460 (rtx_def): Add a new field of fixed_value to u.
6461 (XCNMPFV): Define for accessing fixed_value.
6462 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
6464 * rtl.def (CONST_FIXED): New constant.
6465 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
6466 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
6467 US_ASHIFT): New codes.
6468 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
6469 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
6470 unsigned_fract_convert, unsigned_sat_fract): Document them.
6471 * varasm.c (assemble_integer): Extend to support fixed-point constants
6472 by using different machine classes.
6473 (decode_addr_const): Handle FIXED_CST.
6474 (const_hash_1): Likewise.
6475 (compare_constant): Likewise.
6476 (copy_constant): Likewise.
6477 (const_rtx_hash_1): Handle CONST_FIXED.
6478 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6479 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6481 (initializer_constant_valid_p): Handle FIXED_CST.
6482 (output_constant): Support FIXED_POINT_TYPE.
6483 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
6484 * cse.c (hash_rtx): Support CONST_FIXED.
6485 (exp_equiv_p): Likewise.
6486 (cannon_reg): Likewise.
6487 (fold_rtx): Likewise.
6488 (equiv_constant): Likewise.
6489 (cse_process_notes_1): Likewise.
6490 (count_reg_usage): Likewise.
6491 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
6492 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
6493 (wrap_constant): Check CONST_FIXED.
6494 (cselib_hash_rtx): Support CONST_FIXED.
6495 (cselib_subst_to_values): Likewise.
6496 * df-scan.c (df_uses_record): Likewise.
6497 * gcse.c (want_to_gcse_p): Likewise.
6498 (oprs_unchanged_p): Likewise.
6499 (oprs_not_set_p): Likewise.
6500 (compute_transp): Likewise.
6501 (extract_mentioned_regs_helper): Likewise.
6502 * genemit.c (gen_exp): Likewise.
6503 * local-alloc.c (equiv_init_varies_p): Likewise.
6504 (contains_replace_regs): Likewise.
6505 (memref_referenced_p): Likewise.
6506 * loop-invariant.c (check_maybe_invariant): Likewise.
6507 (hash_invariant_expr_1): Likewise.
6508 (invariant_expr_equal_p): Likewise.
6509 * postreload-gcse.c (oprs_unchanged_p): Likewise.
6510 * regclass.c (reg_scan_mark_refs): Likewise.
6511 * regrename.c (scan_rtx): Likewise.
6512 * resource.c (mark_referenced_resources): Likewise.
6513 (mark_set_resources): Likewise.
6514 * rtlanal.c (rtx_unstable_p): Likewise.
6515 (rtx_varies_p): Likewise.
6516 (count_occurrences): Likewise.
6517 (reg_mentioned_p): Likewise.
6518 (modified_between_p): Likewise.
6519 (modified_in_p): Likewise.
6520 (volatile_insn_p): Likewise.
6521 (volatile_refs_p): Likewise.
6522 (side_effects_p): Likewise.
6523 (may_trap_p_1): Likewise.
6524 (inequality_comparisons_p): Likewise.
6525 (computed_jump_p_1): Likewise.
6526 (commutative_operand_precedence): Likewise.
6527 * sched-deps.c (sched_analyze_2): Likewise.
6528 * sched-vis.c (print_value): Likewise.
6529 * reload.c (operands_match_p): Likewise.
6530 (subst_reg_equivs): Likewise.
6531 * reload1.c (eliminate_regs_1): Likewise.
6532 (elimination_effects): Likewise.
6533 (scan_paradoxical_subregs): Likewise.
6534 * alias.c (rtx_equal_for_memref_p): Likewise.
6535 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
6536 * emit-rtl.c (const_fixed_htab): New hash table.
6537 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
6539 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
6540 const_fixed_from_fixed_value): New functions.
6541 (verify_rtx_sharing): Handle CONST_FIXED.
6542 (copy_rtx_if_shared_1): Likewise.
6543 (reset_used_flags): Likewise.
6544 (set_used_flags): Likewise.
6545 (copy_insn_1): Likewise.
6546 (init_emit_once): Create const_fixed_htab.
6547 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
6549 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
6551 PR tree-optimization/32949
6552 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
6553 before failing for ivs with non-constant step.
6555 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
6557 * doc/md.texi (Iterators): Renamed from Macros. All contents
6558 changed to reflect rename of respectively define_code_macro and
6559 define_mode_macro to define_code_iterator and define_mode_iterator.
6560 (Mode Iterators, Code Iterators): Similar.
6561 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
6562 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
6563 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
6564 (initialize_iterators, find_iterator, check_code_iterator)
6565 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
6566 (read_mapping, read_rtx_1): Similar.
6567 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
6568 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
6569 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
6570 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
6571 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
6572 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
6573 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
6574 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
6575 config/rs6000/sync.md, config/rs6000/rs6000.md,
6576 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
6577 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
6578 config/vax/vax.md, config/bfin/bfin.md: Similar.
6580 2007-08-22 David Daney <ddaney@avtrex.com>
6582 * doc/install.texi (Testing): Mention testing on a simulator.
6584 2007-08-22 Janis Johnson <janis187@us.ibm.com>
6586 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
6588 * doc/libgcc.texi (Decimal float library routines): Fix formatting
6589 and rearrange floating point conversion functions into different
6592 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6594 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
6595 dfa_post_advance_cycle): New scheduler hooks.
6596 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
6597 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
6599 (TARGET_SCHED): Use them.
6600 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
6601 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
6602 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
6604 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
6605 function to facilitate debugging.
6606 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
6607 (output_insn_has_dfa_reservation_p): New static function to output
6608 insn_has_dfa_reservation_p ().
6609 (write_automata): Use it.
6610 * genattr.c (main): Output declaration for
6611 insn_has_dfa_reservation_p ().
6613 2007-08-22 Christian Bruel <christian.bruel@st.com>
6614 Richard Guenther <rguenther@suse.de>
6616 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
6617 * simplify_rtx (simplify_binary_operation_1): Likewise.
6619 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
6621 PR rtl-optimization/32557
6622 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
6623 of REGNO (mws->mw_reg).
6625 2007-08-22 Richard Guenther <rguenther@suse.de>
6628 * builtins.c (expand_builtin_int_roundingfn): Replace call
6629 argument wrapped with SAVE_EXPR directly.
6630 (expand_builtin_int_roundingfn_2): Likewise.
6632 2007-08-22 Richard Guenther <rguenther@suse.de>
6634 * tree-inline.c (inlinable_function_p): Restore disregarding
6635 inline limits for GNU extern inline functions.
6637 2007-08-22 Richard Guenther <rguenther@suse.de>
6640 * tree.c (host_integerp): Treat sizetype as signed as it is
6643 2007-08-21 Ian Lance Taylor <iant@google.com>
6645 PR tree-optimization/33134
6646 * tree-vrp.c (adjust_range_with_scev): Call
6647 set_value_range_to_value.
6649 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
6651 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
6654 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
6656 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
6659 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
6661 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
6662 cases to set eight bytes at a time.
6663 (expand_block_move): Likewise.
6665 2007-08-21 Jakub Jelinek <jakub@redhat.com>
6668 * dwarf2out.c (gen_decl_die): Don't call
6669 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
6671 2007-08-21 Paul Brook <paul@codesourcery.com>
6672 Nathan Sidwell <nathan@codesourcery.com>
6673 Mark Mitchell <mark@codesourcery.com>
6674 Joseph Myers <joseph@codesourcery.com>
6676 * configure.ac: Add --with-pkgversion and --with-bugurl.
6677 * configure: Regenerate.
6678 * doc/install.texi: Document them.
6679 * version.c (version_string): Remove VERSUFFIX.
6680 (VERSUFFIX): Remove.
6681 (pkgversion_string): New.
6682 (bug_report_url): Do not hard-code initializer.
6683 * version.h (pkgversion_string): Declare.
6684 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
6686 (version.o): Define PKGVERSION and BUGURL.
6687 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
6688 (%.pod): Define BUGURL.
6689 * gcc.c (process_command, main): Use pkgversion_string.
6690 * toplev.c (compile_file, print_version): Likewise.
6691 * protoize.c (main): Likewise.
6692 * gcov.c (print_version): Likewise. Update copyright date.
6693 * gcov-dump.c (print_version): Likewise. Update copyright date.
6694 * mips-tdump.c (main): Likewise. Update copyright date.
6695 * mips-tfile.c (main): Likewise. Update copyright date.
6696 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
6697 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
6698 shorten description.
6699 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
6700 * doc/gccint.texi: Likewise.
6701 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
6702 Update copyright date.
6704 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
6706 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
6707 (ix86_expand_strlensi_unroll_1): Ditto.
6708 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
6709 (ix86_expand_carry_flag_compare): Update comment.
6711 2007-08-21 Jakub Jelinek <jakub@redhat.com>
6714 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
6715 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
6717 2007-08-21 Richard Guenther <rguenther@suse.de>
6719 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
6721 2007-08-21 Richard Guenther <rguenther@suse.de>
6724 * fold-const.c (fold_binary): Remove index +p PTR folding.
6725 Fix types of POINTER_PLUS_EXPR generated by folding of
6728 2007-08-20 Chao-ying Fu <fu@mips.com>
6730 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
6731 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
6732 RID_ONEWAY, so that it can be checked in declspecs_add_type.
6733 (c_common_fixed_point_type_for_size): Declare.
6734 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
6735 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
6736 (c_token_starts_declspecs): Likewise.
6737 (c_parser_declspecs): Likewise.
6738 (c_parser_attributes): Likewise.
6739 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
6740 (c_declspecs): Add saturating_p.
6741 * c-decl.c (build_null_declspecs): Initialize saturating_p.
6742 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
6743 _Sat. Handle RID_SAT.
6744 Avoid using void, bool, char, int, float, double, _Decimal32,
6745 _Decimal64, _Decimal128, and complex with _Sat.
6746 Handle RID_FRACT and RID_ACCUM.
6747 Make sure _Sat is used with _Fract or _Accum.
6748 (finish_declspecs): Handle cts_fract and cts_accum.
6749 * c-common.c (fixed-value.h): New include.
6750 (constant_expression_warning): Handle FIXED_CST.
6751 (overflow_warning): Likewise.
6752 (warnings_for_convert_and_check): Likewise.
6753 (c_common_fixed_point_type_for_size): New.
6754 (c_common_type_for_mode): Handle fixed-point modes to
6755 return various saturating/non-saturating, signed/unsigned types.
6756 (c_common_signed_or_unsigned_type): Support fixed-point types.
6757 (shorten_compare): Check fixed-point zero.
6758 Handle FIXED_POINT_TYPE.
6759 (c_common_truthvalue_conversion): Handle FIXED_CST.
6760 Handle FIXED_POINT_TYPE.
6761 (c_common_nodes_and_builtins): Record builtin types for fixed-point
6763 (handle_mode_attribute): Handle fixed-point modes. Need to check
6764 if the signness of base type and fixed-point modes are consistent.
6765 (handle_vector_size_attribute): Handle fixed-point modes.
6766 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
6767 (warn_for_div_by_zero): Check fixed-point zero.
6768 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
6769 a common fixed-point type based on fbit, ibit, sign, and saturation.
6770 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
6771 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
6772 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
6773 (convert_for_assignment): Support FIXED_POINT_TYPE.
6774 (digest_init): Handle FIXED_POINT_TYPE.
6775 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
6776 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
6777 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
6778 GE_EXPR, LT_EXPR, GT_EXPR.
6779 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
6780 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
6781 * target.h (gcc_target): Add fixed_point_supported_p.
6782 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
6783 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
6784 (default_fixed_point_supported_p): Define.
6785 * targhooks.h (default_fixed_point_supported_p): Declare.
6786 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
6787 * doc/install.texi (Configuration): Add --enable-fixed-point.
6788 * configure.ac (--enable-fixed-point): New to enable fixed-point
6789 arithmetic extension to C. For mips targets, we enable it by default.
6790 * configure, config.in: Regenerate.
6792 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
6794 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
6796 2007-08-20 David Edelsohn <edelsohn@gnu.org>
6798 * dwarf2out.c (text_section_used): Move declaration outside ifdef
6799 DWARF2_DEBUGGING_INFO.
6800 (cold_text_section_used): Same.
6801 (cold_text_section): Same.
6803 2007-08-20 Richard Guenther <rguenther@suse.de>
6805 * c-typeck.c (convert_for_assignment): Use the type of
6806 the member for the initialization.
6808 2007-08-20 Richard Guenther <rguenther@suse.de>
6810 * c-objc-common.c (c_disregard_inline_limits): Remove.
6811 * c-objc-common.h (c_disregard_inline_limits): Likewise.
6812 * cgraphunit.c (cgraph_process_new_functions): Call
6813 disregard_inline_limits_p.
6814 (cgraph_preserve_function_body_p): Likewise.
6815 * ipa-inline.c (compute_inline_parameters): Likewise.
6816 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
6818 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
6819 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
6820 disregard_inline_limits langhook.
6821 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
6823 * langhooks.h (lang_hooks_for_tree_inlining): Remove
6824 disregard_inline_limits langhook.
6825 * tree-inline.c (disregard_inline_limits_p): New function.
6826 * tree-inline.h (disregard_inline_limits_p): Declare.
6828 2007-08-20 Richard Guenther <rguenther@suse.de>
6830 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
6831 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
6832 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
6833 auto_var_in_fn_p langhook.
6834 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
6836 * tree.c (auto_var_in_fn_p): ... here.
6837 (find_var_from_fn): Call auto_var_in_fn_p directly.
6838 * langhooks.h (lang_hooks_for_tree_inlining): Remove
6839 auto_var_in_fn_p langhook.
6840 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
6841 (copy_body_r): Likewise.
6842 (self_inlining_addr_expr): Likewise.
6843 * tree.h (auto_var_in_fn_p): Declare.
6845 2007-08-20 Richard Guenther <rguenther@suse.de>
6847 * tree.c (WALK_SUBTREE): Call walk_tree_1.
6848 (walk_type_fields): Take lh parameter.
6849 (walk_tree): Rename to ...
6850 (walk_tree_1): ... this. Do not call the walk_subtrees
6851 langhook but the now passed callback. Pass lh on recursion.
6852 (walk_tree_without_duplicates): Rename to ...
6853 (walk_tree_without_duplicates_1): ... this. Take lh parameter
6854 and call walk_tree_1.
6855 * tree.h (walk_tree_lh): New typedef.
6856 (walk_tree_1): Declare.
6857 (walk_tree_without_duplicates_1): Likewise.
6858 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
6859 (walk_tree_without_duplicates): New define to
6860 walk_tree_without_duplicates_1 with NULL lh parameter.
6861 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
6862 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
6864 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
6865 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
6866 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
6869 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6872 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
6873 code in front of the compacting of basic blocks.
6874 Move the folding of statements inbetween the cgraph checking
6875 and compacting of basic blocks.
6877 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6878 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6881 * config/alpha/alpha.c (va_list_skip_additions): Check for
6882 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
6883 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
6884 PLUS_EXPR when checking ap.__base.
6885 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
6886 when doing addition on pointer types. Use size_int instead of
6888 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
6889 ptr_type in the second operand.
6891 2007-08-19 Andrew Pinski <pinskia@gmail.com>
6894 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
6896 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6899 * cfgexpand.c (expand_one_register_var): Mark pointer
6900 DECL_ARTIFICIAL as REG_POINTER also.
6901 * stmt.c (expand_decl): Likewise.
6903 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
6910 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
6911 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
6912 on_worklist argument and avoid adding things to worklist multiple
6914 (add_to_worklist): Ditto.
6915 (mark_aliases_call_clobbered): Mark entire structure clobbered if
6916 single SFT is clobbered.
6917 (set_initial_properties): Ditto.
6918 (compute_call_clobbered): Update for changes to function
6920 (create_overlap_variables_for): Always create SFT for offset 0.
6921 (create_structure_vars): Handle PHI's, since we are in SSA form at
6923 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
6924 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
6926 (add_vars_for_offset): Figure out aliases from access + points-to.
6927 (add_virtual_operand): Use add_vars-for_offset.
6928 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
6929 (add_call_clobber_ops): Remove makes_clobbering_call set.
6930 (get_expr_operands): Always pass through the INDIRECT_REF
6932 * tree-ssa-structalias.c (struct constraint_graph): Remove
6934 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
6935 address_taken, pt_used, number_incoming.
6936 (FIRST_ADDR_NODE): Removed.
6937 (merge_graph_nodes): Remove broken code for the moment.
6938 (init_graph): New function.
6939 (build_pred_graph): Remove code to init_graph.
6940 Add location equivalence support.
6941 (struct scc_info): Rename roots to deleted.
6943 (init_scc_info): Ditto
6944 (init_topo_info): Use graph->size.
6945 (compute_topo_order): Ditto.
6946 (do_da_constraint): Removed.
6947 (do_sd_constraint): Remove calls to find().
6948 set_union_with_increment should always get 0 as last arg here.
6949 (do_complex_constraint): Replace do_da_constraint with assert.
6951 (struct equiv_class_label): New.
6952 (pointer_equiv_class_table): Ditto.
6953 (location_equiv_class_table): Ditto.
6954 (equiv_class_label_hash): Ditto.
6955 (equiv_class_label_eq): Ditto
6956 (equiv_class_lookup): Ditto.
6957 (equiv_class_ladd): Ditto.
6958 (pointer_equiv_class): Ditto.
6959 (location_equiv_class): Ditto.
6960 (condense_visit): Rename and rewrite from label_visit to do only
6961 SCC related stuff for HU.
6962 (label_visit): Do HU work for HU.
6963 (perform_var_substitution): Update to do HU and location
6965 (free_var_substitution_info): Update to free HU and location
6966 equivalence structures. */
6967 (find_equivalent_node): Update for pointer but not location
6969 (unite_pointer_equivalences): New function.
6970 (move_complex_constraints): Rewrite to only do moving.
6971 (rewrite_constraints): Split out of move_complex_constraints.
6972 (solve_graph): Use graph->size.
6973 (process_constraint_1): Add from_call argument, use it.
6974 Split *a = &b into two constraints.
6975 (process_constraint): Use new process_constraint_1.
6976 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
6977 (get_constraint_for): Handle non-pointer integers properly.
6978 Remove code that used to handle structures.
6979 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
6980 with unknown addends.
6981 (handle_rhs_call): New function.
6982 (find_func_aliases): Use handle_rhs_call.
6983 (set_uids_in_ptset): Add an assert.
6984 (set_used_smts): Fix bug in not considering unified vars.
6985 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
6986 (compute_points_to_sets): Update for other function changes.
6987 (delete_points_to_sets): Ditto.
6988 (ipa_pta_execute): Ditto.
6989 (pass_ipa_pta): We need to update SSA after ipa_pta.
6991 2007-08-19 Jan Hubicka <jh@suse.cz>
6993 * i386.md: Replace "rim" and "mri" constraints by "g".
6995 2007-08-19 Joseph Myers <joseph@codesourcery.com>
6997 * dwarf2out.c (text_section_used, cold_text_section_used,
6998 cold_text_section, dwarf2out_note_section_used): New.
6999 (dwarf2out_init): Initialize cold_text_section.
7000 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
7001 dwarf2out_note_section_used.
7002 (size_of_aranges): Only count entry for text section if it was
7003 used. Count entry for cold text section if it was used.
7004 (output_aranges): Only output entries for text section and cold
7005 text section if they were used.
7007 2007-08-19 Andrew Pinski <pinskia@gmail.com>
7009 * tree-pretty-print.c (debug_generic_expr): Add a comment about
7011 (debug_generic_stmt): Likewise.
7012 (debug_tree_chain): Likewise.
7014 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
7016 * tree-data-refs.c (split_constant_offset): Expose.
7017 * tree-data-refs.h (split_constant_offset): Add declaration.
7019 * tree-vectorizer.h (dr_alignment_support): Renamed
7020 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
7021 Added a new value dr_explicit_realign.
7022 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
7023 dr_offset, dr_step, and dr_aligned_to, along with new access
7024 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
7025 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
7026 STMT_VINFO_DR_ALIGNED_TO.
7028 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
7030 In case of outer-loop vectorization with non-fixed misalignment - use
7031 the dr_explicit_realign scheme instead of the optimized realignment
7033 (new_stmt_vec_info): Initialize new fields.
7035 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
7036 'nested_in_vect_loop' case. Change verbosity level.
7037 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
7038 Don't fail on zero step in the outer-loop for loads.
7039 (vect_analyze_data_refs): Call split_constant_offset to calculate
7040 base, offset and init relative to the outer-loop.
7042 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
7043 BSI function argument with a new function argument - at_loop.
7044 Simplify the condition that determines STEP. Takes additional argument
7045 INV_P. Support outer-loop vectorization (handle the
7046 nested_in_vect_loop case), including zero step in the outer-loop. Call
7047 vect_create_addr_base_for_vector_ref with additional argument.
7048 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
7049 Updated function documentation. Handle the 'nested_in_vect_loop' case.
7050 Fixed and simplified calculation of step.
7051 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
7052 of bsi, and with additional argument. Call bump_vector_ptr with
7053 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
7054 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
7055 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
7056 when the realignment setup needs to take place inside the loop.
7057 Support the dr_explicit_realign scheme. Allow generating the optimized
7058 realignment scheme for outer-loop vectorization. Added documentation.
7059 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
7060 the 'nested_in_vect_loop' case, including loads that are invariant in
7061 the outer-loop and the realignment schemes. Handle the case when the
7062 realignment setup needs to take place inside the loop. Call
7063 vect_setup_realignment with additional arguments. Call
7064 vect_create_data_ref_ptr with additional argument and with loop instead
7065 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
7066 (vect_gen_niters_for_prolog_loop): Call
7067 vect_create_addr_base_for_vector_ref with additional arguments.
7068 (vect_create_cond_for_align_checks): Likewise.
7069 (bump_vector_ptr): Updated to support the new dr_explicit_realign
7070 scheme: takes additional argument bump; argument ptr_incr is now
7071 optional; updated documentation.
7072 (vect_init_vector): Takes additional argument (bsi). Use it, if
7073 available, to insert the vector initialization.
7074 (get_initial_def_for_induction): Pass additional argument in call to
7076 (vect_get_vec_def_for_operand): Likewise.
7077 (vect_setup_realignment): Likewise.
7078 (vectorizable_load): Likewise.
7080 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
7082 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
7083 as argument instead of struct loop.
7084 (nested_in_vect_loop_p): New function.
7085 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
7087 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
7088 from other phis in the loop.
7089 (destroy_loop_vec_info): Add additional argument to declaration.
7091 * tree-vectorizer.c (supportable_widening_operation): Also check if
7092 nested_in_vect_loop_p (don't allow changing the order in this case).
7093 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
7094 of struct loop. Call nested_in_vect_loop_p and don't require
7095 flag_unsafe_math_optimizations if it returns true.
7096 (new_stmt_vec_info): When setting def_type for phis differentiate
7097 loop-header phis from other phis.
7098 (bb_in_loop_p): New function.
7099 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
7100 just update their loop_vinfo. Order of BB traversal now matters -
7101 call dfs_enumerate_from with bb_in_loop_p.
7102 (destroy_loop_vec_info): Takes additional argument to control whether
7103 stmt_vinfo of the loop stmts should be destroyed as well.
7104 (vect_is_simple_reduction): Allow the "non-reduction" use of a
7105 reduction stmt to be defines by a non loop-header phi.
7106 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
7108 * tree-vect-transform.c (vectorizable_reduction): Call
7109 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
7110 (vectorizable_call): Likewise.
7111 (vectorizable_conversion): Likewise.
7112 (vectorizable_operation): Likewise.
7113 (vectorizable_type_promotion): Likewise.
7114 (vectorizable_type_demotion): Likewise.
7115 (vectorizable_store): Likewise.
7116 (vectorizable_live_operation): Likewise.
7117 (vectorizable_reduction): Likewise. Also pass loop_info to
7118 vect_is_simple_reduction instead of loop.
7119 (vect_init_vector): Call nested_in_vect_loop_p.
7120 (get_initial_def_for_reduction): Likewise.
7121 (vect_create_epilog_for_reduction): Likewise.
7122 (vect_init_vector): Check which loop to work with, in case there's an
7124 (get_initial_def_for_inducion): Extend to handle outer-loop
7125 vectorization. Fix indentation.
7126 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
7127 In the case vect_induction_def get the vector def from the induction
7128 phi node, instead of calling get_initial_def_for_inducion.
7129 (get_initial_def_for_reduction): Extend to handle outer-loop
7131 (vect_create_epilog_for_reduction): Extend to handle outer-loop
7133 (vect_transform_loop): Change assert to just skip this case. Add a
7135 (vect_finish_stmt_generation): Add a couple asserts.
7137 (vect_estimate_min_profitable_iters): Multiply
7138 cost of inner-loop stmts (in outer-loop vectorization) by estimated
7140 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
7141 this is an inner-loop reduction in outer-loop vectorization.
7143 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
7144 Same code as what used to be vect_analyze_scalar_cycles, only with
7145 additional argument loop, and loop_info passed to
7146 vect_is_simple_reduction instead of loop.
7147 (vect_analyze_scalar_cycles): Code factored out into
7148 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
7149 Updated documentation.
7150 (analyze_operations): Check for inner-loop loop-closed exit-phis during
7151 outer-loop vectorization that are live or not used in the outerloop,
7152 cause this requires special handling.
7153 (vect_enhance_data_refs_alignment): Don't consider versioning for
7155 (vect_analyze_data_refs): Check that there are no datarefs in the
7157 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
7158 and vect_used_in_outer_by_reduction cases.
7159 (process_use): Also consider the case of outer-loop stmt defining an
7160 inner-loop stmt and vice versa.
7161 (vect_analyze_loop_1): New function.
7162 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
7163 loops. Call vect_analyze_loop_1.
7164 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
7165 been vectorized. Call destroy_loop_vec_info with additional argument.
7167 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
7168 in the inner-loop when doing outer-loop vectorization. Add
7169 documentation and printout.
7170 (vect_recog_dot_prod_pattern): Likewise. Also add check for
7171 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
7173 2007-08-18 Andrew Pinski <pinskia@gmail.com>
7175 * tree-affine.h (print_aff): New prototype.
7176 (debug_aff): Likewise.
7177 * tree-affine.c (print_aff): New function.
7178 (debug_aff): Likewise.
7180 2007-08-18 Paul Brook <paul@codesourcery.com>
7181 Joseph Myers <joseph@codesourcery.com>
7183 * common.opt (-fdebug-prefix-map=): New option.
7184 * opts.c: Include debug.h.
7185 (common_handle_option): Handle -fdebug-prefix-map.
7186 * final.c: Include ggc.h.
7187 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
7188 remap_debug_filename): New.
7189 * Makefile.in (final.o, opts.o): Update dependencies.
7190 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
7191 * configure.ac: Check for assembler --debug-prefix-map support.
7192 * configure, config.in: Regenerate.
7193 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
7194 (ASM_DEBUG_SPEC): Include ASM_MAP.
7195 * doc/install.texi (--with-debug-prefix-map): Document.
7196 * doc/invoke.texi (-fdebug-prefix-map): Document.
7197 * dbxout.c (dbxout_init, dbxout_start_source_file,
7198 dbxout_source_file): Call remap_debug_filename.
7199 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
7200 dwarf2out_start_source_file, dwarf2out_finish): Call
7201 remap_debug_filename.
7202 (file_table_relative_p): Do not check d->emitted_number.
7203 * toplev.c (output_file_directive): Call remap_debug_filename.
7204 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
7205 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
7207 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7209 * loop-invariant.c (find_invariants_to_move): Add missing macro
7212 2007-08-17 Tom Tromey <tromey@redhat.com>
7214 * tree.h (struct tree_label_decl): Removed old "java" fields.
7216 2007-08-17 Richard Sandiford <richard@codesourcery.com>
7217 Nigel Stephens <nigel@mips.com>
7219 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
7220 Treat -mno-data-in-code and -mcode-xonly as aliases for
7221 -mcode-readable=no and -mcode-readable=pcrel respectively.
7222 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
7223 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
7224 (MULTILIB_DIRNAMES): Update accordingly.
7226 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
7228 * Makefile.in (version.o): Depend on $(REVISION) only if
7229 REVISION_s is defined.
7231 2007-08-17 Sa Liu <saliu@de.ibm.com>
7232 Ulrich Weigand <uweigand@de.ibm.com>
7235 * tree.c (reconstruct_complex_type): For a pointer to a vector,
7236 use build_qualified_type to retain qualifiers of the base type.
7238 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
7240 * config/score/score.md : Update pattern tablejump.
7241 * config/score/score.c : Update score_initialize_trampoline
7243 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
7244 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
7245 * doc/contrib.texi: Add my entry.
7247 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
7249 * Makefile.in (REVISION): New.
7252 (version.o): Also depend on $(REVISION). Add
7253 -DREVISION=$(REVISION_s).
7255 * version.c (version_string): Add REVISION.
7257 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
7259 * tree-eh.c (lower_try_finally_onedest): Reset the locus
7260 of GOTO that's relocated to a different block.
7262 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7264 * c-common.c (const_strip_array_types): New.
7265 * c-common.h (lang_missing_noreturn_ok_p): Delete.
7266 (const_strip_array_types): New.
7267 * c-objc-common.c (c_disregard_inline_limits,
7268 c_warn_unused_global_decl): Constify.
7269 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
7270 c_vla_type_p, c_incomplete_type_error): Likewise.
7271 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
7272 * hooks.c (hook_bool_const_tree_false): New.
7273 * hooks.h (hook_bool_const_tree_false): Likewise.
7274 * langhooks-def.h (lhd_warn_unused_global_decl,
7275 lhd_incomplete_type_error, lhd_expr_size,
7276 lhd_tree_inlining_disregard_inline_limits,
7277 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
7278 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
7279 * langhooks.c (lhd_warn_unused_global_decl,
7280 lhd_incomplete_type_error,
7281 lhd_tree_inlining_disregard_inline_limits,
7282 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
7283 lhd_expr_size): Likewise.
7284 * langhooks.h (lang_hooks_for_tree_inlining,
7285 lang_hooks_for_tree_dump, lang_hooks_for_types,
7286 lang_hooks_for_decls, lang_hooks): Likewise.
7287 * pointer-set.c (pointer_set_t, pointer_set_create,
7288 pointer_set_contains, insert_aux, pointer_set_insert,
7289 pointer_set_traverse, pointer_map_t, pointer_map_create,
7290 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
7292 * pointer-set.h (pointer_set_contains, pointer_set_insert,
7293 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
7294 pointer_map_traverse): Likewise.
7295 * predict.c (assert_is_empty): Likewise.
7296 * tree-affine.c (free_name_expansion): Likewise.
7297 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
7298 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
7299 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
7301 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
7303 * tree-vectorizer.c (new_loop_vec_info): Initialize new
7305 (destroy_loop_vec_info): Add call to VEC_free.
7306 * tree-vectorizer.h (may_alias_ddrs): Define.
7307 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
7308 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
7309 Change reporting to dump.
7310 (vect_is_duplicate_ddr): New.
7311 (vect_mark_for_runtime_alias_test): New.
7312 (vect_analyze_data_ref_dependences) Add call to
7313 vect_mark_for_runtime_alias_test.
7314 (vect_enhance_data_refs_alignment): Define local variable
7315 vect_versioning_for_alias_required, don't perform
7316 peeling for alignment if versioning for alias is
7318 (vect_enhance_data_refs_alignment): Use
7319 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
7320 PARAM_VECT_MAX_VERSION_CHECKS.
7321 * tree-vect-transform.c
7322 (vect_create_cond_for_alias_checks): New.
7323 (vect_transform_loop): Add call to
7324 vect_create_cond_for_alias_checks.
7325 (vect_vfa_segment_size): New.
7326 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
7328 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
7329 * gcc/doc/invoke.texi
7330 (vect-max-version-for-alignment-checks): Document.
7331 (vect-max-version-for-alias-checks): Document.
7332 (vect-max-version-checks): Remove.
7334 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
7336 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
7337 the same line as the instruction for all asm dialects.
7338 (*rep_movsi): Ditto.
7339 (*rep_movsi_rex64): Ditto.
7340 (*rep_movqi): Ditto.
7341 (*rep_movqi_rex64): Ditto.
7342 (*rep_stosdi_rex64): Ditto.
7343 (*rep_stossi): Ditto.
7344 (*rep_stossi_rex64): Ditto.
7345 (*rep_stosqi): Ditto.
7346 (*rep_stosqi_rex64): Ditto.
7347 (*cmpstrnqi_nz_1): Ditto.
7348 (*cmpstrnqi_nz_rex_1): Ditto.
7349 (*cmpstrnqi_1): Ditto.
7350 (*cmpstrnqi_rex_1): Ditto.
7351 (*strlenqi_1): Ditto.
7352 (*strlenqi_rex_1): Ditto.
7353 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
7354 prefix on the same line as the instruction for all asm dialects.
7355 (sync_double_compare_and_swap<mode>): Ditto.
7356 (*sync_double_compare_and_swapdi_pic): Ditto.
7357 (*sync_compare_and_swap_cc<mode>): Ditto.
7358 (sync_double_compare_and_swap_cc<mode>): Ditto.
7359 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
7360 (sync_old_add<mode>): Ditto.
7361 (sync_add<mode>): Ditto.
7362 (sync_sub<mode>): Ditto.
7363 (sync_ior<mode>): Ditto.
7364 (sync_and<mode>): Ditto.
7365 (sync_xor<mode>): Ditto.
7367 2007-08-16 Richard Sandiford <richard@codesourcery.com>
7370 * reload.c (find_reloads): Check that the memory returned by
7371 find_reloads_toplev was not the result of forcing a constant
7373 (find_reloads_toplev): Always use simplify_gen_subreg to get
7374 the subreg of a constant. If the result is also a constant,
7375 but not a legitimate one, force it into the constant pool
7376 and reload its address.
7378 2007-08-15 David Edelsohn <edelsohn@gnu.org>
7380 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
7383 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
7385 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
7386 directive for the current vector ABI.
7388 2007-08-15 Steve Ellcey <sje@cup.hp.com>
7391 * caller-save.c (reg_save_code): Set invalide status on restore code.
7393 2007-08-15 Diego Novillo <dnovillo@google.com>
7395 * tree-ssa-alias.c (compute_memory_partitions): Use
7396 alias_bitmap_obstack to allocate bitmaps.
7397 (reset_alias_info): Factor out of init_alias_info.
7398 Mark all name tags not associated to an SSA name for renaming.
7399 (init_alias_info): Call it.
7400 (create_name_tags): Tidy. Add comments.
7401 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
7403 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7405 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
7406 scheduler dependencies.
7408 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
7410 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
7412 (*iorsi_1_zext): Likewise.
7413 (*iorsi_1_zext_imm): Likewise.
7414 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
7415 with "rm"/"xm" constraint.
7416 (sse2_vmsqrtv2df2): Likewise.
7418 2007-08-15 Jakub Jelinek <jakub@redhat.com>
7421 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
7424 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
7426 * tree-pass.h (PROP_pta): Removed.
7427 (TODO_rebuild_alias): New.
7428 (pass_may_alias): Removed.
7429 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
7430 aliasing if we changed something.
7431 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
7433 (pass_may_alias): Removed.
7434 (create_structure_vars): Return TODO_rebuild_alias.
7435 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
7436 * tree-sra.c (tree_sra): Only rebuild aliasing if something
7438 (tree_sra_early): We never affect aliasing right now.
7439 * tree-flow.h (compute_may_aliases): New prototype.
7440 * passes.c: Remove pass_may_alias from the passes.
7441 (execute_function_todo): Support TODO_rebuild_alias.
7443 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
7445 * i386.c: (legitimize_address): Move dllimported variable check
7446 infront of legitimizing pic address of CONST symbols.
7448 2007-08-14 Steve Ellcey <sje@cup.hp.com>
7450 PR tree-optimization/32941
7451 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
7452 (goto_queue_cmp): Remove.
7453 (find_goto_replacement): Change search method.
7454 (maybe_record_in_goto_queue): Add assert.
7455 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
7456 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
7458 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7460 * alias.c (component_uses_parent_alias_set): Constify.
7461 * alias.h (component_uses_parent_alias_set): Likewise.
7462 * cfgrtl.c (print_rtl_with_bb): Likewise.
7463 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
7464 mpz_get_double_int): Likewise.
7465 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
7466 mpz_get_double_int): Likewise.
7467 * expr.c (is_aligning_offset, undefined_operand_subword_p,
7468 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
7470 * expr.h (safe_from_p): Likewise.
7471 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
7473 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
7474 zero_sized_type, goa_lhs_expr_p): Likewise.
7475 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
7476 * rtl.h (print_rtl_with_bb): Likewise.
7477 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
7478 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
7479 * tree-flow-inline.h (bb_stmt_list): Constify.
7480 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
7482 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
7483 const_first_stmt, const_last_stmt): New.
7484 (block_may_fallthru, empty_block_p): Constify.
7485 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
7486 EXPR_ONLY_BODY): New.
7487 (expr_first, expr_last, expr_only): Use macro for body.
7488 (const_expr_first, const_expr_last, const_expr_only): New.
7489 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
7490 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
7491 ctsi_prev, ctsi_stmt): New.
7492 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
7493 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
7494 * tree-ssa-loop-niter.c (loop_only_exit_p,
7495 derive_constant_upper_bound): Likewise.
7496 * tree-ssa-phiopt.c (empty_block_p): Likewise.
7497 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
7498 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
7499 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
7500 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
7501 * tree.c (get_type_static_bounds): Likewise.
7502 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
7503 (get_type_static_bounds): Constify.
7505 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
7508 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
7509 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
7510 (*<addsub><mode>3_cc_overflow): New.
7511 (*add<mode>3_cconly_overflow): New.
7512 (*sub<mode>3_cconly_overflow): New.
7513 (*<addsub>si3_zext_cc_overflow): New.
7514 * config/i386/predicates.md (fcmov_comparison_operator): Accept
7515 CCCmode for LTU, GTU, LEU and GEU.
7516 (ix86_comparison_operator): Likewise.
7517 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
7518 * config/i386/i386.c (put_condition_code): Support CCCmode.
7519 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
7520 or MINUS expressions.
7522 2007-08-14 Andrew Pinski <pinskia@gmail.com>
7525 * c-typeck.c (build_binary_op): Disallow vector float types with
7526 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
7528 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
7530 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
7531 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
7532 (dep_def): New typedef.
7533 (init_dep_1, sd_debug_dep): Declare functions.
7534 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
7535 (debug_dep_links): Remove.
7536 (struct _deps_list): New field 'n_links'.
7537 (DEPS_LIST_N_LINKS): New macro.
7538 (FOR_EACH_DEP_LINK): Remove.
7539 (create_deps_list, free_deps_list, delete_deps_list): Remove
7541 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
7542 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
7543 (copy_deps_list_change_con, move_dep_link): Ditto.
7544 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
7545 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
7547 (INSN_BACK_DEPS): Remove.
7548 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
7550 (INSN_DEP_COUNT): Remove.
7551 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
7552 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
7553 Declare global variables.
7554 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
7555 (add_forw_dep, compute_forward_dependences): Remove declarations.
7556 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
7557 (add_back_forw_dep, delete_back_forw_dep): Ditto.
7558 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
7560 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
7562 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
7563 (sd_list_types_def): New typedef.
7564 (sd_next_list): Declare function.
7565 (struct _sd_iterator): New type.
7566 (sd_iterator_def): New typedef.
7567 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
7569 (FOR_EACH_DEP): New cycle wrapper.
7570 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
7572 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
7573 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
7576 * sched-deps.c (init_dep_1): Make global.
7577 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
7579 (dump_dep): New static function.
7580 (dump_dep_flags): New static variable.
7581 (sd_debug_dep): New function.
7582 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
7584 (move_dep_link): Use remove_from_deps_list (), instead of
7586 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
7587 (dep_link_is_detached_p): New static function.
7588 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
7590 (dn_pool, dl_pool): New alloc_pools.
7591 (dn_pool_diff, dl_pool_diff): New static variables.
7592 (create_dep_node, delete_dep_node): New static function.
7593 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
7594 (deps_list_empty_p): Make it static. Use 'n_links' field.
7595 (deps_pools_are_empty_p): New static function.
7596 (alloc_deps_list, delete_deps_list): Remove.
7597 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
7598 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
7599 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
7600 (forward_dependency_cache): Remove.
7601 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
7602 'back' from the names. Change signature to use dep_t instead of
7604 (add_back_dep): Ditto. Make global.
7605 (check_dep_status): Rename to check_dep ().
7606 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
7608 (sd_finish_insn): Ditto.
7609 (sd_find_dep_between_no_cache): New static function.
7610 (sd_find_dep_between): New function.
7611 (ask_dependency_caches, set_dependency_caches): New static functions.
7612 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
7613 (add_or_update_dep_1): Separate pieces of functionality into
7614 ask_dependency_caches (), update_dependency_caches (),
7615 change_spec_dep_to_hard (), update_dep ().
7616 (get_back_and_forw_lists): New static function.
7617 (sd_add_dep): Separate setting of dependency caches into
7618 set_dependency_caches ().
7619 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
7621 (sd_delete_dep): Ditto.
7622 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
7623 (dump_lists): New static function.
7624 (sd_debug_lists): New debug function.
7625 (delete_all_dependences, fixup_sched_groups): Update to use
7626 sd_* infrastructure.
7627 (sched_analyze_2): Create data-speculative dependency only if
7628 data-speculation is enabled.
7629 (sched_analyze_insn): If insn cannot be speculative, make all its
7630 dependencies non-speculative.
7631 (sched_analyze): Use sd_init_insn ().
7632 (add_forw_dep, compute_forward_dependencies): Remove.
7633 (delete_dep_nodes_in_back_deps): New static function.
7634 (sched_free_deps): New function.
7635 (init_dependency_caches): Init alloc_pools.
7636 (extend_depedency_caches): Update after removing of
7637 forward_dependency_cache.
7638 (free_dependency_caches): Ditto. Free alloc_pools.
7639 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
7640 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
7642 (add_back_forw_dep, delete_back_forw_dep): Ditto.
7643 (add_dependence): Use init_dep ().
7644 (get_dep_weak_1): New static function.
7645 (get_dep_weak): Move logic to get_dep_weak_1 ().
7646 (dump_ds): New static function moved from haifa-sched.c:
7647 debug_spec_status ().
7648 (debug_ds): New debug function.
7649 (check_dep_status): Rename to check_dep (). Update to check whole
7652 * haifa-sched.c (spec_info): Make global.
7653 (added_recovery_block_p): Rename to
7654 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
7655 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
7656 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
7657 to use new interfaces.
7658 (ok_for_early_queue_removal): Ditto.
7659 (schedule_block): Initialize logical uids of insns emitted by the
7661 (sched_init): Initialize new variable.
7662 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
7664 (extend_global): Initialize insn data.
7665 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
7666 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
7668 (add_to_speculative_block): Update to use new interfaces.
7669 (create_recovery_block): Set new variables.
7670 (create_check_block_twin, fix_recovery_deps): Update to use new
7672 (sched_insn_is_legitimate_for_speculation_p): New function.
7673 (speculate_insn): Move checking logic to
7674 sched_insn_is_legitimate_for_speculation_p ().
7675 (sched_remove_insn): Finalize sched-deps information of instruction.
7676 (clear_priorities, add_jump_dependencies): Update to use new
7678 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
7680 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
7681 to use new interfaces.
7682 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
7683 (new_ready): Try to use control speculation only if it is available.
7684 (add_branch_dependences): Update to use new interfaces.
7685 (compute_block_backward_dependences): Rename to
7686 compute_block_dependences (). Call
7687 targetm.sched.dependencies_evaluation_hook ().
7688 (free_block_dependencies): New static function.
7689 (debug_dependencies): Update to use new interfaces.
7690 (schedule_region): Remove separate computation of forward dependencies.
7691 Move call of targetm.sched.dependencies_evaluation_hook () to
7692 compute_block_dependences (). Free dependencies at the end of
7693 scheduling the region.
7695 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
7697 (add_deps_for_risky_insns): Ditto.
7698 (schedule_ebb): Remove separate computation of forward dependencies.
7699 Free dependencies at the end of scheduling the ebb.
7701 * ddg.c (create_ddg_dependence): Update to use new interfaces.
7702 (build_intra_loop_deps): Ditto. Remove separate computation of
7703 forward dependencies. Free sched-deps dependencies.
7705 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
7706 to use new interfaces.
7707 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
7709 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
7711 (is_costly_group): Ditto.
7713 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7715 * alias.c (rtx_equal_for_memref_p): Constify.
7716 * basic-block.h (const_edge, const_basic_block): New.
7717 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
7718 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
7719 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
7720 probably_never_executed_bb_p, edge_probability_reliable_p,
7721 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
7722 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
7724 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
7725 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
7727 * cfganal.c (flow_active_insn_p, forwarder_block_p,
7728 flow_nodes_print, dfs_enumerate_from): Likewise.
7729 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
7730 control_flow_insn_p, count_basic_blocks): Likewise.
7731 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
7732 get_loop_body_with_size, loop_exit_edge_p): Likewise.
7733 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
7734 average_num_loop_insns, loop_exit_edge_p,
7735 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
7736 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
7737 average_num_loop_insns, seq_cost): Likewise.
7738 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
7739 * dominance.c (dominated_by_p): Likewise.
7740 * emit-rtl.c (validate_subreg): Likewise.
7741 * except.c (can_throw_internal, can_throw_external): Likewise.
7742 * except.h (can_throw_internal, can_throw_external): Likewise.
7743 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
7744 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
7745 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
7746 simple_mem, store_ops_ok, load_kills_store, find_loads,
7747 store_killed_in_insn, store_killed_after, store_killed_before,
7748 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
7750 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
7751 noce_mem_write_may_trap_or_fault_p): Likewise.
7752 * pointer-set.c (pointer_set_contains, pointer_map_contains):
7754 * pointer-set.h (pointer_set_contains, pointer_map_contains):
7756 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
7757 probably_cold_bb_p, probably_never_executed_bb_p,
7758 edge_probability_reliable_p, br_prob_note_reliable_p,
7759 can_predict_insn_p): Likewise.
7760 * regclass.c (reg_set_to_hard_reg_set): Likewise.
7761 * resource.c (return_insn_p): Likewise.
7762 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
7764 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
7765 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
7766 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
7767 verify_gimple_modify_stmt): Likewise.
7768 * tree-chrec.c (is_not_constant_evolution,
7769 is_multivariate_chrec_rec, is_multivariate_chrec,
7770 chrec_contains_symbols, chrec_contains_undetermined,
7771 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
7772 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
7773 eq_evolutions_p, scev_direction): Likewise.
7774 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
7775 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
7776 chrec_contains_symbols_defined_in_loop,
7777 chrec_contains_undetermined, tree_contains_chrecs,
7778 evolution_function_is_affine_multivariate_p,
7779 evolution_function_is_univariate_p, chrec_zerop,
7780 evolution_function_is_constant_p, evolution_function_is_affine_p,
7781 evolution_function_is_affine_or_constant_p,
7782 tree_does_not_contain_chrecs, chrec_type): Likewise.
7783 * tree-data-ref.c (tree_fold_divides_p,
7784 object_address_invariant_in_loop_p, dr_may_alias_p,
7785 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
7786 same_access_functions, constant_access_functions,
7787 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
7789 * tree-flow.h (scev_direction): Likewise.
7790 * tree-gimple.c (is_gimple_stmt): Likewise.
7791 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
7793 * tree-pretty-print.c (op_prio): Likewise.
7794 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
7795 analyzable_condition, backedge_phi_arg_p): Likewise.
7796 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
7797 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
7798 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
7801 2007-08-13 Dan Hipschman <dsh@google.com>
7804 * c-format.c (check_format_arg): Move check for zero-length
7805 format strings below the check for unterminated strings.
7807 2007-08-13 Andrew Pinski <pinskia@gmail.com>
7810 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
7813 2007-08-13 Nick Clifton <nickc@redhat.com>
7815 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
7817 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7820 * c-format.c (gcc_gfc_length_specs): New array.
7821 (gcc_gfc_char_table): Add unsigned specifier, and references to
7822 the l length modifier.
7823 (format_types_orig): Use the new gcc_gfc_length_specs.
7825 2007-08-12 Sa Liu <saliu@de.ibm.com>
7827 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
7828 and with REG_RETVAL note after split.
7830 2007-08-11 David Daney <ddaney@avtrex.com>
7832 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
7833 as ATTRIBUTE_UNUSED.
7835 2007-08-11 David Edelsohn <edelsohn@gnu.org>
7836 Segher Boessenkool <segher@kernel.crashing.org>
7838 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
7839 HAVE_LOCAL_CPU_DETECT not defined.
7841 2007-08-11 Jan Hubicka <jh@suse.cz>
7843 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
7844 (cgraph_process_new_functions): Honor previous value of
7845 disregard_inline_limits.
7846 * ipa-inline.c (compute_inline_parameters): Likewise.
7848 2007-08-11 Ian Lance Taylor <iant@google.com>
7850 * alias.h (alias_set_type): Define new type.
7851 (ALIAS_SET_MEMORY_BARRIER): Use it.
7852 * rtl.h: Include alias.h.
7853 (struct mem_attrs): Use alias_set_type.
7854 * tree.h: Include alias.h
7855 (struct tree_type): Use alias_set_type.
7856 (struct tree_struct_field_tag): Likewise.
7857 (struct tree_decl_common): Likewise.
7858 * alias.c (struct alias_set_entry): Use alias_set_type.
7859 (get_alias_set_entry, alias_set_subset_of): Likewise.
7860 (alias_sets_conflict_p): Likewise.
7861 (alias_sets_must_conflict_p): Likewise.
7862 (objects_must_conflict_p): Likewise.
7863 (get_alias_set, new_alias_set): Likewise.
7864 (record_alias_subset, record_component_aliases): Likewise.
7865 (varargs_set, frame_set): Change to alias_set_type.
7866 (get_varargs_alias_set): Use alias_set_type.
7867 (get_frame_alias_set): Likewise.
7868 * builtins.c (setjmp_alias_set): Change to alias_set_type.
7869 * dse.c (struct store_info): Use alias_set_type.
7870 (struct read_info, struct clear_alias_mode_holder): Likewise.
7871 (clear_alias_set_lookup, canon_address): Likewise.
7872 (record_store, check_mem_read_rtx): Likewise.
7873 (dse_record_singleton_alias_set): Likewise.
7874 (dse_invalidate_singleton_alias_set): Likewise.
7875 * emit-rtl.c (get_mem_attrs): Likewise.
7876 (set_mem_attributes_minus_bitpos): Likewise.
7877 (set_mem_alias_set): Likewise.
7878 * expr.c (store_constructor_field, store_field): Likewise.
7879 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
7880 * langhooks.c (lhd_get_alias_set): Likewise.
7881 * langhooks-def.h (lhd_get_alias_set): Likewise.
7882 * reload1.c (alter_reg): Likewise.
7883 * tree-flow.h (struct fieldoff): Likewise.
7884 * tree-ssa-alias.c (struct alias_map_d): Likewise.
7885 (may_alias_p, get_smt_for, create_sft): Likewise.
7886 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
7887 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
7888 (merge_smts_into): Likewise.
7889 * varasm.c (const_alias_set): Likewise.
7890 * c-common.c (strict_aliasing_warning): Likewise.
7891 (c_common_get_alias_set): Likewise.
7892 * dse.h (dse_record_singleton_alias_set): Update declaration.
7893 (dse_invalidate_singleton_alias_set): Likewise.
7894 * emit-rtl.h (set_mem_alias_set): Likewise.
7895 * c-common.h (c_common_get_alias_set): Likewise.
7896 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
7897 * print-tree.c (print_node): Likewise.
7898 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
7900 (alpha_setup_incoming_varargs): Use alias_set_type.
7901 * config/i386/i386.c (setup_incoming_varargs_64): Use
7903 (setup_incoming_varargs_ms_64): Likewise.
7904 (ix86_GOT_alias_set): Likewise.
7905 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
7906 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
7907 (set): Change to alias_set_type.
7908 (get_TOC_alias_set): Use alias_set_type.
7909 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
7911 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
7912 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
7914 (struct_value_alias_set): Likewise.
7915 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
7917 2007-08-11 Richard Sandiford <richard@codesourcery.com>
7919 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
7920 * config/vxworks.h (TARGET_VXWORKS): Override.
7921 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
7922 "mips" if TARGET_VXWORKS.
7924 2007-08-11 Richard Sandiford <richard@codesourcery.com>
7926 * calls.c (avoid_likely_spilled_reg): New function.
7927 (expand_call): Use it.
7929 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7931 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
7933 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
7935 * config/mips/predicates.md (const_call_insn_operand): Invoke
7936 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
7938 2007-08-10 David Edelsohn <edelsohn@gnu.org>
7941 * config/rs6000/driver-rs6000.c: Include link.h.
7942 Use ElfW instead of wordsize-specif typedef.
7944 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7946 * system.h (CONST_CAST): New.
7947 * c-decl.c (c_make_fname_decl): Use it.
7948 * c-lex.c (cb_ident, lex_string): Likewise.
7949 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
7950 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
7951 give_switch, set_multilib_dir): Likewise.
7952 * gengtype-parse.c (string_seq, typedef_name): Likewise.
7953 * passes.c (execute_one_pass): Likewise.
7954 * prefix.c (update_path): Likewise.
7955 * pretty-print.c (pp_base_destroy_prefix): Likewise.
7956 * tree.c (build_string): Likewise.
7958 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
7960 * tree-flow-inline.h (is_exec_stmt): Remove.
7961 (is_label_stmt): Remove.
7962 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
7965 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
7967 * lower-subreg.c (resolve_shift_zext): Don't adjust
7968 src_reg_num for wordmode operands.
7970 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
7971 David Ung <davidu@mips.com>
7973 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
7974 (TARGET_SCHED_REORDER2): Define.
7975 (mips_maybe_swap_ready): New.
7976 (mips_last_74k_agen_insn): New.
7977 (mips_74k_agen_init): New.
7978 (mips_74k_agen_reorder): New function to group loads and stores
7980 (mips_sched_init): New.
7981 (mips_sched_reorder): Don't do initialization here. Call
7982 mips_74k_agen_reorder.
7983 (mips_variable_issue): Call mips_74k_agen_init.
7985 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
7987 * tree-flow-inline.h (get_filename): Remove.
7989 2007-08-10 Richard Sandiford <richard@codesourcery.com>
7991 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
7993 (mips_fetch_insns): Delete in favor of...
7994 (mips_load_store_insns): ...this new function.
7995 * config/mips/mips.c (mips_address_insns): Add a boolean argument
7996 to say whether multiword moves _might_ be split.
7997 (mips_fetch_insns): Delete in favor of...
7998 (mips_load_store_insns): ...this new function.
7999 (mips_rtx_costs): Update the call to mips_address_insns.
8000 (mips_address_cost): Likewise.
8001 * config/mips/mips.md (length): Use mips_load_store_insns instead
8002 of mips_fetch_insns.
8003 * config/mips/constraints.md (R): Use mips_address_insns rather
8004 than mips_fetch_insns. Assume that the move never needs to be split.
8006 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
8008 * config/mips/mips.opt (mhard-float, msoft-float): Make these
8009 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
8010 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
8011 * config/mips/mips.h (mips16_hard_float): Delete.
8012 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
8013 definitions, and replace with....
8014 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
8015 * config/mips/mips.c (mips16_hard_float): Delete. Replace
8016 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
8017 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
8018 (override_options): Replace MASK_SOFT_FLOAT references with
8019 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
8020 and mips16_hard_float when TARGET_MIPS16.
8022 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8025 * c-typeck.c (build_binary_op): Check for non pointer types before
8026 calling int_fits_type_p.
8028 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8031 * fold-const.c (omit_one_operand): Return only the ommitted expression
8032 if the result is an empty statement.
8033 (pedantic_omit_one_operand): Likewise.
8035 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
8037 * c-typeck.c (readonly_error): Improve error for assignment.
8039 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
8041 (pp_c_expression): Ditto.
8043 2007-08-09 Simon Baldwin <simonb@google.com>
8045 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
8046 break that was preventing simplify_associative_operation() for xor.
8048 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
8049 Nigel Stephens <nigel@mips.com>
8051 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
8052 Document change in interpretation of value from boolean to
8054 * optabs.c (expand_ffs, expand_ctz): New functions to compute
8055 ffs and ctz using clz.
8056 (expand_unop): Call them.
8057 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
8059 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
8060 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
8061 enable the new ffs expansion on this target.
8063 2007-08-09 Jan Hubicka <jh@suse.cz>
8065 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
8066 (expand_ternary_op): Likewise.
8067 (expand_vec_shift_expr): Likewise.
8068 (expand_binop_directly): Likewise.
8069 (expand_binop): Likewise.
8070 (sign_expand_binop): Likewise.
8071 (expand_twoval_unop): Likewise.
8072 (expand_twoval_binop): Likewise.
8073 (expand_twoval_binop_libfunc): Likewise.
8074 (widen_clz): Likewise.
8075 (widen_bswap): Likewise.
8076 (expand_parity): Likewise.
8077 (expand_unop): Likewise.
8078 (expand_abs_nojump): Likewise.
8079 (expand_copysign): Likewise.
8080 (emit_no_conflict_block): Likewise.
8081 (emit_libcall_block): Likewise.
8082 (can_compare_p): Likewise.
8083 (prepare_cmp_insn): Likewise.
8084 (emit_cmp_and_jump_insn_1): Likewise.
8085 (prepare_float_lib_cmp): Likewise.
8086 (emit_conditional_add): Likewise.
8087 (gen_add2_insn): Likewise.
8088 (have_add2_insn): Likewise.
8089 (gen_sub2_insn): Likewise.
8090 (have_sub2_insn): Likewise.
8091 (can_extend_p): Likewise.
8092 (can_fix_p): Likewise.
8093 (can_float_p): Likewise.
8094 (expand_float): Likewise.
8095 (expand_fix): Likewise.
8096 (expand_sfix_optab): Likewise.
8097 (new_optab): Likewise.
8098 (new_convert_optab): Likewise.
8099 (init_libfuncs): Likewise.
8100 (init_interclass_conv_libfuncs): Likewise.
8101 (init_intraclass_conv_libfuncs): Likewise.
8102 (set_conv_libfunc): Likewise.
8103 (init_optabs): Likewise.
8104 (debug_optab_libfuncs): Likewise.
8105 (gen_cond_trap): Likewise.
8106 * optabs.h (optab_handler, convert_optab_hanlder): New.
8107 * genopinit.c: Update optabs generation table.
8108 * reload.c (find_reloads_address_1): Use optabs accestors.
8109 * builtins.c (expand_builtin_mathfn): Likewise.
8110 (expand_builtin_mathfn_2): Likewise.
8111 (expand_builtin_mathfn_3): Likewise.
8112 (expand_builtin_interclass_mathfn): Likewise.
8113 (expand_builtin_sincos): Likewise.
8114 (expand_builtin_cexpi): Likewise.
8115 (expand_builtin_powi): Likewise.
8116 (expand_builtin_strlen): Likewise.
8117 * dojump.c (do_jump): Likewise.
8118 * expr.c (convert_move): Likewise.
8119 (move_by_pieces): Likewise.
8120 (move_by_pieces_ninsns): Likewise.
8121 (can_store_by_pieces): Likewise.
8122 (store_by_pieces_1): Likewise.
8123 (emit_move_via_integer): Likewise.
8124 (emit_move_complex): Likewise.
8125 (emit_move_ccmode): Likewise.
8126 (emit_move_insn_1): Likewise.
8127 (emit_single_push_insn): Likewise.
8128 (store_constructor): Likewise.
8129 (expand_expr_real_1): Likewise.
8130 (do_store_flag): Likewise.
8131 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
8132 (enumerate_modes): Likewise.
8133 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
8134 (supportable_widening_operation): Likewise.
8135 (supportable_narrowing_operation): Likewise.
8136 * expmed.c (store_bit_field_1): Likewise.
8137 (extract_bit_field_1): Likewise.
8138 (expand_mult_highpart_optab): Likewise.
8139 (expand_smod_pow2): Likewise.
8140 (expand_divmod): Likewise.
8141 (emit_store_flag): Likewise.
8142 * tree-vect-patterns.c
8143 (vect_pattern_recog_1): Likewise.
8144 * tree-ssa-loop-prefetch.c
8145 (nontemporal_store_p): Likewise.
8146 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
8147 (vect_create_epilog_for_reduction): Likewise.
8148 (vectorizable_reduction): Likewise.
8149 (vectorizable_operation): Likewise.
8150 (vect_strided_store_supported): Likewise.
8151 (vectorizable_store): Likewise.
8152 (vect_strided_load_supported): Likewise.
8153 (vectorizable_load): Likewise.
8154 * combine.c (simplify_comparison): Likewise.
8155 * tree-vect-generic.c
8156 (type_for_widest_vector_mode): Likewise.
8157 (expand_vector_operations_1): Likewise.
8158 * config/spu/spu.c (spu_expand_mov): Likewise.
8159 (spu_emit_vector_compare): Likewise.
8160 * config/rs6000/rs6000.c
8161 (rs6000_emit_vector_compare): Likewise.
8162 * stmt.c (add_case_node): Likewise.
8163 * reload1.c (gen_reload):
8165 2007-08-09 Michael Matz <matz@suse.de>
8167 * tree.h (fixed_zerop): Declare as taking a const_tree.
8168 * tree.c (fixed_zerop): Take a const_tree.
8170 2007-08-09 Ira Rosen <irar@il.ibm.com>
8172 * tree-vect-transform.c (vectorizable_store): Remove call to
8173 copy_virtual_operands() and call mark_symbols_for_renaming() for
8174 the created vector store.
8175 (vect_setup_realignment): Don't call copy_virtual_operands() and
8176 update_vuses_to_preheader().
8177 (vectorizable_load): Don't call copy_virtual_operands().
8178 (update_vuses_to_preheader): Remove.
8180 2007-08-08 Chao-ying Fu <fu@mips.com>
8182 * tree.def (FIXED_POINT_TYPE): New type.
8183 (FIXED_CST): New constant.
8184 (FIXED_CONVERT_EXPR): New expr.
8185 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
8186 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
8187 * tree.h (struct tree_base): Add saturating_flag.
8188 Remove one bit of spare for saturating_flag.
8189 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
8190 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
8191 FIXED_POINT_TYPE_P): Define.
8192 (TYPE_SATURATING): Define.
8193 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
8194 (struct tree_fixed_cst): New.
8195 (TYPE_IBIT, TYPE_FBIT): Define.
8196 (tree_node): Add fixed_cst.
8197 (enum tree_index): Add new enumeration values of
8198 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
8199 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
8200 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
8201 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
8202 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
8203 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
8204 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
8205 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
8206 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
8207 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
8208 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
8209 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
8210 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
8211 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
8212 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
8213 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
8214 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
8215 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
8216 (sat_short_fract_type_node, sat_fract_type_node,
8217 sat_long_fract_type_node, sat_long_long_fract_type_node,
8218 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
8219 sat_unsigned_long_fract_type_node,
8220 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
8221 fract_type_node, long_fract_type_node, long_long_fract_type_node,
8222 unsigned_short_fract_type_node, unsigned_fract_type_node,
8223 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
8224 sat_short_accum_type_node, sat_accum_type_node,
8225 sat_long_accum_type_node, sat_long_long_accum_type_node,
8226 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
8227 sat_unsigned_long_accum_type_node,
8228 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
8229 accum_type_node, long_accum_type_node, long_long_accum_type_node,
8230 unsigned_short_accum_type_node, unsigned_accum_type_node,
8231 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
8232 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
8233 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
8234 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
8235 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
8236 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
8237 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
8238 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
8239 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
8240 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
8241 sat_uda_type_node, sat_uta_type_node): New macro.
8242 (make_fract_type, make_accum_type): Declare.
8243 (make_signed_fract_type, make_unsigned_fract_type,
8244 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
8245 make_signed_accum_type, make_unsigned_accum_type,
8246 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
8247 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
8248 make_or_reuse_sat_signed_fract_type,
8249 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
8250 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
8251 make_or_reuse_sat_unsigned_accum_type): New macro.
8252 (fixed_zerop): Declare.
8253 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
8254 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
8255 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
8256 LONG_LONG_ACCUM_TYPE_SIZE): Define.
8257 * treestruct.def: Add TS_FIXED_CST.
8258 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
8260 (tree-dump.o): Likewise.
8261 (print-tree.o): Likewise.
8262 (tree-pretty-print.o): Likewise.
8263 (fold-const.o): Likewise.
8264 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
8265 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
8266 (is_gimple_min_invariant): Handle FIXED_CST.
8267 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
8268 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
8269 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8270 (layout_type): Handle FIXED_POINT_TYPE.
8271 (make_fract_type, make_accum_type): New functions.
8272 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
8273 * tree-dump.c (fixed-value.h): New include.
8274 (dump_fixed): New function.
8275 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
8276 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
8277 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
8278 * tree-pretty-print.c (fixed-value.h): New include.
8279 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
8281 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
8282 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
8283 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
8284 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
8285 for non-saturating fixed-point types.
8286 (reassociate_bb): Likewise.
8287 * emit-rtl.c (fixed-value.h): New include.
8288 (fconst0, fconst1): New array.
8289 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
8290 * tree-vect-generic.c expand_vector_operation): Support
8291 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
8293 (type_for_widest_vector_mode): Add one parameter for the
8295 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
8297 Pass the satp parameter to type_for_mode for fixed-point types.
8298 (expand_vector_operations_1): Pass the saturating flag to
8299 type_for_widest_vector_mode.
8300 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8301 and MODE_VECTOR_UACCUM.
8302 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
8303 (vectorizable_condition): Likewise.
8304 * tree.c (fixed-value.h): New include.
8305 (tree_code_size): Support FIXED_CST.
8306 (build_fixed): New function.
8307 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
8308 (fixed_zerop): New function.
8309 (tree_node_structure): Support FIXED_CST.
8310 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
8311 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
8312 (type_hash_eq): Handle FIXED_POINT_TYPE.
8313 (simple_cst_equal): Support FIXED_CST.
8314 (iterative_hash_expr): Handle FIXED_CST.
8315 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
8316 (get_narrower): Likewise.
8317 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
8318 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
8319 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
8320 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
8322 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
8323 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8324 (initializer_zerop): Support FIXED_CST.
8325 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
8326 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
8327 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
8328 (is_base_type): Handle FIXED_POINT_TYPE.
8329 (add_type_attribute): Handle FIXED_POINT_TYPE.
8330 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
8331 * print-tree.c (fixed-value.h): New include.
8332 (print_node_brief): Support FIXED_CST.
8333 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
8334 * c-pretty-print.c (fixed-value.h): New include.
8335 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
8336 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
8337 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
8338 Support fixed-point types for inner items in VECTOR_TYPE.
8339 (pp_c_direct_declarator): Likewise.
8340 (pp_c_declarator): Likewise.
8341 (pp_c_fixed_constant): New function.
8342 (pp_c_constant): Handle FIXED_CST.
8343 (pp_c_primary_expression): Likewise.
8344 (pp_c_expression): Likewise.
8345 * fold-const.c (fixed-value.h): New include.
8346 (negate_expr_p): Return true for FIXED_CST.
8347 (fold_negate_expr): Support FIXED_CST.
8348 (split_tree): Support FIXED_CST.
8349 (const_binop): Support FIXED_CST.
8350 (fold_convert_const_int_from_fixed): New function to convert from
8352 (fold_convert_const_real_from_fixed): New function to convert from
8354 (fold_convert_const_fixed_from_fixed): New function to convert from
8355 fixed to another fixed.
8356 (fold_convert_const_fixed_from_int): New function to convert from
8358 (fold_convert_const_fixed_from_real): New function to convert from
8360 (fold_convert_const): Support conversions from fixed to int, from
8361 fixed to real, from fixed to fixed, from int to fixed, and from real
8363 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
8364 (operand_equal_p): Support FIXED_CST.
8365 (make_range): For fixed-point modes, we need to pass the
8366 saturating flag as the 2nd parameter.
8367 (tree_swap_operands_p): Handle FIXED_CST.
8368 (fold_plusminus_mult_expr): For fract modes, we cannot generate
8370 (fold_unary): Support FIXED_CONVERT_EXPR.
8371 (fold_binary): Handle FIXED_CST.
8372 Make sure the type is not saturating, before associating operations.
8373 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
8374 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
8375 (fold_negate_const): Support FIXED_CST.
8376 (fold_relational_const): Support FIXED_CST.
8377 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
8378 (gimplify_expr): Handle FIXED_CST.
8379 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
8380 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
8381 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
8382 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
8383 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
8384 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
8385 LONG_LONG_ACCUM_TYPE_SIZE.
8386 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
8387 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
8388 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
8389 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
8390 MODE_ACCUM, and MODE_UACCUM.
8391 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
8392 fixed-point types to disable reduction.
8393 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
8395 2007-08-08 David Edelsohn <edelsohn@gnu.org>
8397 * config/rs6000/x-rs6000: New file.
8398 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
8399 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
8400 (EXTRA_SPEC_FUNCTIONS): Define.
8401 (HAVE_LOCAL_CPU_DETECT): Define.
8402 (CC1_CPU_SPEC): Define.
8403 * config/rs6000/driver-rs6000.c: New file.
8404 * config/rs6000/aix.h (CC1_SPEC): Define.
8405 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
8406 * config.host: Add x-rs6000 to host_xmake_file if host and target
8407 are rs6000 or powerpc.
8409 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
8411 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
8413 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8414 Sandra Loosemore <sandra@codesourcery.com>
8415 Chao-ying Fu <fu@mips.com>
8416 Nigel Stephens <nigel@mips.com>
8417 David Ung <davidu@mips.com>
8419 * doc/invoke.texi (-mcode-readable): Document.
8420 * config/mips/mips.opt (mcode-readable): New option.
8421 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
8422 * config/mips/mips.h (mips_code_readable_setting): New enum.
8423 (mips_code_readable): Declare.
8424 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
8425 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
8426 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
8427 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
8428 boiler-plate comments.
8429 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
8430 * config/mips/mips.c (mips_code_readable): New variable.
8431 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
8432 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
8433 context and -mcode-readable setting to restrict the use of
8434 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
8435 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
8436 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
8437 (mips_blocks_for_constant_p): Only return false for
8438 TARGET_MIPS16_PCREL_LOADS.
8439 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
8440 for MIPS16. Handle SYMBOL_32_HIGH.
8441 (mips_const_insns): Allow HIGHs for MIPS16 too.
8442 (mips_unspec_address_offset): New function, split out from...
8443 (mips_unspec_address): ...here.
8444 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
8445 16-bit symbolic constants. Assert approropiate conditions for
8446 using the "la" and "dla" macros.
8447 (mips_handle_option): Handle -mcode-readable=.
8448 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
8449 Set up mips_lo_relocs[SYMBOL_32_HIGH].
8450 (mips_strip_unspec_address): New function, split out from...
8451 (print_operand_reloc): ...here.
8452 (print_operand): Pass constants through mips_strip_unspec_address.
8453 (print_operand_address): Likewise.
8454 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
8455 (mips_select_rtx_section): Remove MIPS16 handling.
8456 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
8457 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
8458 (mips16_lay_out_constants): Do nothing unless
8459 TARGET_MIPS16_PCREL_LOADS.
8460 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
8461 * config/mips/mips.md: Split HIGHs for MIPS16.
8462 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
8464 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8466 * config/mips/mips-protos.h (mips_emit_move): Declare.
8467 * config/mips/mips.c (mips_emit_move): New function.
8468 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
8469 (mips_legitimize_const_move): Likewise.
8470 (mips_legitimize_move): Likewise.
8471 (mips_split_64bit_move): Likewise.
8472 (mips_restore_gp): Likewise.
8473 (mips_load_call_address): Likewise.
8474 (mips_emit_fcc_reload): Likewise.
8475 (mips_set_return_address): Likewise.
8476 (mips_block_move_straight): Likewise.
8477 (mips_block_move_loop): Likewise.
8478 (mips_setup_incoming_varargs): Likewise.
8479 (mips_save_reg): Likewise.
8480 (mips_expand_prologue): Likewise.
8481 (mips_restore_reg): Likewise.
8482 (mips_expand_epilogue): Likewise.
8483 (mips_output_mi_thunk): Likewise.
8484 (build_mips16_call_stub): Likewise.
8485 (mips_builtin_branch_and_move): Likewise.
8486 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
8487 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
8488 (fixuns_truncdfdi2): Likewise.
8489 (fixuns_truncsfsi2): Likewise.
8490 (fixuns_truncsfdi2): Likewise.
8491 (loadgp_absolute): Likewise.
8492 (builtin_setjmp_setup): Likewise.
8493 (builtin_longjmp): Likewise.
8494 (untyped_call): Likewise.
8496 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8498 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
8499 an "rtx *" argument. Return a bool.
8500 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
8501 values and return true if they can be split. Take the same kind of
8502 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
8503 and store the lo_sum there if nonnull. Use the symbol type to
8504 determine whether a $gp or HIGH is needed.
8505 (mips_legitimize_address): Update call to mips_split_symbol and
8506 simplify accordingly.
8507 (mips_legitimize_const_move): Likewise.
8508 * config/mips/mips.md: In the combine define_split,
8509 check mips_split_symbol instead of splittable_symbolic_operand.
8510 Update use of mips_split_symbol in the generator code.
8511 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
8513 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8515 * config/mips/mips.c (mips_symbolic_address_p): Delete.
8516 (mips_symbol_insns_1): New function, split out from...
8517 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
8518 and stores separately from load addresses.
8519 (mips_classify_address): Replace uses of mips_symbolic_address_p
8520 with uses of mips_symbol_insns.
8521 (mips_address_insns): Update calls to mips_symbol_insns.
8522 (mips_const_insns): Likewise.
8523 (mips_legitimize_address): Likewise.
8525 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8527 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
8528 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
8529 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
8530 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
8531 non-call contexts if TARGET_MIPS16.
8532 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
8533 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
8534 code for SYMBOL_ABSOLUTE.
8535 (mips_symbol_insns): Likewise.
8537 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8539 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
8540 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
8541 (mips_symbolic_constant_p): Likewise. Update the call to
8542 mips_classify_symbol.
8543 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
8544 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
8545 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
8546 (print_operand_reloc): Add a context argument. Update the call to
8547 mips_symbolic_constant_p.
8548 (print_operand): Update the calls to print_operand_reloc.
8549 (print_operand_address): Use print_operand_reloc rather than
8551 (mips_rewrite_small_data_p): Add a context argument. Update the call
8552 to mips_symbolic_constant_p.
8553 (mips_small_data_pattern_1): Make DATA the containing mem.
8554 Update the call to mips_rewrite_small_data_p.
8555 (mips_rewrite_small_data_1): Likewise.
8556 (mips_use_anchors_for_symbol_p): Update the call to
8557 mips_symbolic_constant_p.
8558 * config/mips/predicates.md (const_call_insn_operand): Likewise.
8559 (splittable_symbolic_operand): Likewise.
8560 (move_operand): Likewise.
8561 (absolute_symbolic_operand): Likewise.
8562 (got_disp_operand): Likewise.
8563 (got_page_ofst_operand): Likewise.
8565 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8567 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
8568 (SYMBOL_ABSOLUTE): ...this.
8569 (SYMBOL_SMALL_DATA): Rename to...
8570 (SYMBOL_GP_RELATIVE): ...this.
8571 (SYMBOL_CONSTANT_POOL): Rename to...
8572 (SYMBOL_PC_RELATIVE): ...this.
8573 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
8574 (mips_symbolic_address_p, mips_symbol_insns, override_options)
8575 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
8576 after above changes.
8577 * config/mips/predicates.md (const_call_insn_operand): Likewise.
8578 (general_symbolic_operand): Rename to...
8579 (absolute_symbolic_operand): ...this.
8580 * config/mips/mips.md: Update after above changes.
8582 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
8583 Revital Eres <eres@il.ibm.com>
8585 * ddg.c (print_ddg): Add dump information.
8586 * modulo-sched.c (print_node_sched_params): Add parameter and
8588 (calculate_maxii): Remove function.
8589 (undo_generate_reg_moves): Likewise.
8590 (undo_permute_partial_schedule): Likewise.
8591 (kernel_number_of_cycles): Likewise.
8592 (MAXII_FACTOR): New definition to calculate the upper bound of II.
8593 (sms_schedule): Use it. Remove profitability checks.
8594 (sms_schedule_by_order): Fix order of nodes within the cycle.
8596 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
8598 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
8599 -profile option, add pie support.
8600 (ENDFILE_SPEC): New spec.
8601 * config/gnu.h (LIB_SPEC): Add -profile option.
8603 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
8605 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
8606 * config/gnu.h (LIB_SPEC): Likewise.
8608 2007-08-07 Yaz Saito <saito@google.com>
8609 Ian Lance Taylor <iant@google.com>
8611 * common.opt (finstrument-functions-exclude-function-list): New
8613 (finstrument-functions-exclude-file-list): New option.
8614 * opts.c (char_p): Define and DEF_VEC.
8615 (flag_instrument_functions_exclude_functions): New static
8617 (flag_instrument_functions_exclude_files): New static variable.
8618 (add_instrument_functions_exclude_list): New static function.
8619 (flag_instrument_functions_exclude_p): New function.
8620 (common_handle_option): Handle new options.
8621 * flags.h (flag_instrument_functions_exclude_p): Declare.
8622 * gimplify.c (gimplify_function_tree): Call
8623 flag_instrument_functions_exclude_p.
8624 * doc/invoke.texi (Option Summary): Mention new options.
8625 (Code Gen Options): Document new options.
8627 2007-08-07 Ian Lance Taylor <iant@google.com>
8629 PR rtl-optimization/32776
8630 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
8631 (resolve_use): Likewise.
8632 (decompose_multiword_subregs): Remove "changed" local variable.
8634 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
8636 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
8637 * configure: Regenerate.
8638 * config.in: Regenerate.
8639 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
8642 2007-08-07 Ian Lance Taylor <iant@google.com>
8644 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
8645 note, just delete the insn.
8647 2007-08-07 Andreas Schwab <schwab@suse.de>
8650 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
8653 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
8655 * lower-subreg.c (resolve_subreg_use): Remove assertion.
8656 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
8657 (decompose_multiword_subregs): Use the functions above to decompose
8658 multiword shifts and zero-extends.
8660 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
8662 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
8663 "assemble" descriptions which were swapped.
8665 2007-08-06 Chao-ying Fu <fu@mips.com>
8667 * fixed-value.h: New file.
8668 * fixed-value.c: New file.
8669 * Makefile.in (OBJS-common): Add fixed-value.o.
8670 (fixed-value.o): New rule.
8671 (GTFILES): Add fixed-value.h.
8672 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
8673 to compare a.low and b.low.
8674 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
8676 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
8677 Daniel Jacobowitz <dan@codesourcery.com>
8680 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
8682 (x86_64-*-netbsd*): Likewise.
8683 (x86_64-*-linux*): Likewise.
8684 (x86_64-*-kfreebsd*-gnu): Likewise.
8685 (x86_64-*-knetbsd*-gnu): Likewise.
8686 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
8688 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
8690 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
8691 Add -fno-asynchronous-unwind-tables.
8693 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
8694 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
8695 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
8696 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
8697 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
8699 2007-08-06 Steve Ellcey <sje@cup.hp.com>
8701 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
8702 (TARGET_C_MODE_FOR_SUFFIX): New.
8704 2007-08-06 Steve Ellcey <sje@cup.hp.com>
8706 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
8708 2007-08-06 Steve Ellcey <sje@cup.hp.com>
8710 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
8712 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
8714 * config/i386/i386.md: Check TARGET_ macros and optimize_size
8715 before checking function returns in conditional expressions.
8717 2007-08-06 Alfred Minarik <a.minarik@aon.at>
8720 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
8722 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8725 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
8726 for INTEGRAL_TYPE_P.
8728 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
8730 * configure.ac: Remove --enable-checking=df from default settings.
8731 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
8732 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
8733 if the parameter is true.
8734 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
8735 DF_VERIFY_SCHEDULED flag is true.
8736 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
8737 (df_finish_pass): Adjust prototype.
8738 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
8741 * see.c (pass_see): Add TODO_df_verify.
8742 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
8743 * global.c (rest_of_handle_global_alloc): Schedule verification
8745 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
8747 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
8748 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
8749 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
8751 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
8752 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
8753 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
8755 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
8756 Revital Eres <eres@il.ibm.com>
8758 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
8760 * ddg.c (create_ddg_dependence): Rename to...
8761 (create_ddg_dep_from_intra_loop_link): This. Do not check
8762 for interloop edges. Do not create anti dependence edge when
8763 a true dependence edge exists in the opposite direction and
8764 -fmodulo-sched-allow-regmoves is set.
8765 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
8766 (add_cross_iteration_register_deps): Create anti dependence edge
8767 when -fno-modulo-sched-allow-regmoves is set.
8768 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
8770 2007-08-04 Richard Sandiford <richard@codesourcery.com>
8772 * config/arm/arm.md (movsi): Add braces.
8774 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
8777 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
8778 operands for the folding of "A - (A & B)" into "~B & A"; cast them
8781 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
8783 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
8784 state accessor functions.
8785 * cfgloopmanip.c (remove_path, create_preheaders,
8786 force_single_succ_latches, fix_loop_structure): Ditto.
8787 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
8788 tree_duplicate_loop_to_header_edge): Ditto.
8789 * cfgloopanal.c (mark_irreducible_loops): Ditto.
8790 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
8792 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
8793 cleanup_tree_cfg): Ditto.
8794 * tree-cfg.c (tree_merge_blocks): Ditto.
8795 * cfgloop.c (rescan_loop_exit, record_loop_exits,
8796 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
8797 loop_preheader_edge, single_exit): Ditto.
8798 (flow_loops_find): Do not clear loops->state.
8799 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
8800 loops_state_clear): New functions.
8802 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8805 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
8806 when adding to the base and convert ELT to sizetype instead of type.
8808 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8811 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
8812 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
8814 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8817 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
8818 correct type the negate expression.
8820 2007-08-03 Jan Hubicka <jh@suse.cz>
8822 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
8825 2007-08-03 David Edelsohn <edelsohn@gnu.org>
8827 * config/rs6000/rs6000.c (struct processor_cost): Change
8828 l1_cache_lines to l1_cache_size. Add l2_cache_size.
8829 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
8831 (rios1_costs, rios2_cost): Correct cache line size.
8832 (rs6000_override_options): Set l2-cache-size parameter.
8834 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8835 Diego Novillo <dnovillo@google.com>
8838 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
8839 if the range includes 0.
8841 2007-08-03 Ben Elliston <bje@au.ibm.com>
8843 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
8844 mode to unspec expressions to silence a warning from the generator
8847 2007-08-02 Steve Ellcey <sje@cup.hp.com>
8849 * config/ia64/constraints.md ("U"): Make constraint vector only.
8851 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
8854 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
8855 always_inline attribute on the function decl.
8857 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
8860 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
8861 if we are compiling with -fPIC.
8863 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
8864 Nigel Stephens <nigel@mips.com>
8866 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
8867 Define for MIPS32 and MIPS64.
8869 2007-08-02 Nick Clifton <nickc@redhat.com>
8871 * config/host-hpux.c: Change copyright header to refer to version
8872 3 of the GNU General Public License and to point readers at the
8873 COPYING3 file and the FSF's license web page.
8874 * config/alpha/predicates.md, config/alpha/vms-ld.c,
8875 config/alpha/linux.h, config/alpha/alpha.opt,
8876 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
8877 config/alpha/vms-unwind.h, config/alpha/ev4.md,
8878 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
8879 config/alpha/alpha.h, config/alpha/sync.md,
8880 config/alpha/openbsd.h, config/alpha/alpha.md,
8881 config/alpha/alpha-modes.def, config/alpha/ev5.md,
8882 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
8883 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
8884 config/alpha/constraints.md, config/alpha/osf.h,
8885 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
8886 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
8887 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
8888 config/frv/frv-asm.h, config/frv/frv-protos.h,
8889 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
8890 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
8891 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
8892 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
8893 config/s390/s390.opt, config/s390/s390-modes.def,
8894 config/s390/fixdfdi.h, config/s390/constraints.md,
8895 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
8896 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
8897 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
8898 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
8899 config/m32c/prologue.md, config/m32c/m32c.abi,
8900 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
8901 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
8902 config/m32c/t-m32c, config/m32c/m32c-modes.def,
8903 config/m32c/jump.md, config/m32c/shift.md,
8904 config/m32c/m32c-protos.h, config/libgloss.h,
8905 config/spu/spu-protos.h, config/spu/predicates.md,
8906 config/spu/spu-builtins.h, config/spu/spu.c,
8907 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
8908 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
8909 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
8910 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
8911 config/sparc/hypersparc.md, config/sparc/predicates.md,
8912 config/sparc/linux.h, config/sparc/sp64-elf.h,
8913 config/sparc/supersparc.md, config/sparc/cypress.md,
8914 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
8915 config/sparc/niagara.md, config/sparc/sparc.md,
8916 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
8917 config/sparc/sparc.opt, config/sparc/sync.md,
8918 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
8919 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
8920 config/sparc/sparc.c, config/sparc/little-endian.opt,
8921 config/sparc/sysv4-only.h, config/sparc/sparc.h,
8922 config/sparc/linux64.h, config/sparc/freebsd.h,
8923 config/sparc/sol2.h, config/sparc/rtemself.h,
8924 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
8925 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
8926 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
8927 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
8928 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
8929 config/m32r/linux.h, config/m32r/constraints.md,
8930 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
8931 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
8932 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
8933 config/i386/i386.md, config/i386/netware-crt0.c,
8934 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
8935 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
8936 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
8937 config/i386/sol2.h, config/i386/constraints.md,
8938 config/i386/netware-libgcc.c, config/i386/sysv5.h,
8939 config/i386/predicates.md, config/i386/geode.md,
8940 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
8941 config/i386/freebsd64.h, config/i386/vxworksae.h,
8942 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
8943 config/i386/rtemself.h, config/i386/netbsd-elf.h,
8944 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
8945 config/i386/netware.h, config/i386/i386-modes.def,
8946 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
8947 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
8948 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
8949 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
8950 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
8951 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
8952 config/i386/xm-mingw32.h, config/i386/linux64.h,
8953 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
8954 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
8955 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
8956 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
8957 config/i386/cygwin2.c, config/i386/i386-protos.h,
8958 config/i386/sync.md, config/i386/openbsd.h,
8959 config/i386/host-mingw32.c, config/i386/i386-aout.h,
8960 config/i386/nto.h, config/i386/biarch64.h,
8961 config/i386/i386-coff.h, config/i386/freebsd.h,
8962 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
8963 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
8964 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
8965 config/darwin-protos.h, config/linux.opt, config/sol2.c,
8966 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
8967 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
8968 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
8969 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
8970 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
8971 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
8972 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
8973 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
8974 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
8975 config/sh/superh64.h, config/sh/rtemself.h,
8976 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
8977 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
8978 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
8979 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
8980 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
8981 config/avr/predicates.md, config/avr/constraints.md,
8982 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
8983 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
8984 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
8985 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
8986 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
8987 config/c4x/c4x-modes.def, config/c4x/rtems.h,
8988 config/c4x/predicates.md, config/c4x/c4x.h,
8989 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
8990 config/xtensa/predicates.md, config/xtensa/xtensa.c,
8991 config/xtensa/linux.h, config/xtensa/xtensa.h,
8992 config/xtensa/elf.h, config/xtensa/xtensa.md,
8993 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
8994 config/xtensa/xtensa-protos.h, config/dbx.h,
8995 config/stormy16/predicates.md, config/stormy16/stormy16.md,
8996 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
8997 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
8998 config/host-solaris.c, config/fr30/fr30.h,
8999 config/fr30/predicates.md, config/fr30/fr30-protos.h,
9000 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
9001 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
9002 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
9003 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
9004 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
9005 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
9006 config/host-linux.c, config/interix3.h, config/cris/cris.c,
9007 config/cris/predicates.md, config/cris/linux.h,
9008 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
9009 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
9010 config/cris/aout.opt, config/cris/cris-protos.h,
9011 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
9012 config/iq2000/iq2000.h, config/iq2000/predicates.md,
9013 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
9014 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
9015 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
9016 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
9017 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
9018 config/chorus.h, config/mn10300/mn10300.c,
9019 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
9020 config/mn10300/mn10300.h, config/mn10300/linux.h,
9021 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
9022 config/mn10300/mn10300.md, config/ia64/predicates.md,
9023 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
9024 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
9025 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
9026 config/ia64/freebsd.h, config/ia64/ia64.md,
9027 config/ia64/ia64-modes.def, config/ia64/constraints.md,
9028 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
9029 config/gofast.h, config/rtems.h, config/sol2-10.h,
9030 config/m68k/predicates.md, config/m68k/m68k.md,
9031 config/m68k/linux.h, config/m68k/m68k-modes.def,
9032 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
9033 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
9034 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
9035 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
9036 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
9037 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
9038 config/m68k/constraints.md, config/m68k/rtemself.h,
9039 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
9040 config/m68k/uclinux.h, config/rs6000/power4.md,
9041 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
9042 config/rs6000/linux.h, config/rs6000/eabi.h,
9043 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
9044 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
9045 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
9046 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
9047 config/rs6000/windiss.h, config/rs6000/603.md,
9048 config/rs6000/aix41.h, config/rs6000/cell.md,
9049 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
9050 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
9051 config/rs6000/darwin.md, config/rs6000/darwin64.h,
9052 config/rs6000/default64.h, config/rs6000/7xx.md,
9053 config/rs6000/darwin.opt, config/rs6000/spe.md,
9054 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
9055 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
9056 config/rs6000/7450.md, config/rs6000/linux64.h,
9057 config/rs6000/constraints.md, config/rs6000/440.md,
9058 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
9059 config/rs6000/rs6000.c, config/rs6000/aix52.h,
9060 config/rs6000/rs6000.h, config/rs6000/power6.md,
9061 config/rs6000/predicates.md, config/rs6000/altivec.md,
9062 config/rs6000/aix64.opt, config/rs6000/rios1.md,
9063 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
9064 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
9065 config/rs6000/darwin7.h, config/rs6000/dfp.md,
9066 config/rs6000/linux64.opt, config/rs6000/sync.md,
9067 config/rs6000/vxworksae.h, config/rs6000/power5.md,
9068 config/rs6000/lynx.h, config/rs6000/biarch64.h,
9069 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
9070 config/rs6000/eabispe.h, config/rs6000/e500.h,
9071 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
9072 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
9073 config/rs6000/aix.h, config/rs6000/vxworks.h,
9074 config/rs6000/40x.md, config/rs6000/aix51.h,
9075 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
9076 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
9077 config/arc/arc.h, config/mcore/mcore-elf.h,
9078 config/mcore/mcore-protos.h, config/mcore/predicates.md,
9079 config/mcore/mcore.md, config/mcore/mcore.c,
9080 config/mcore/mcore.opt, config/mcore/mcore.h,
9081 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
9082 config/score/predicates.md, config/score/score-version.h,
9083 config/score/score-protos.h, config/score/misc.md,
9084 config/score/elf.h, config/score/score.c, config/score/mac.md,
9085 config/score/score7.md, config/score/score.h,
9086 config/score/score-conv.h, config/score/score-mdaux.c,
9087 config/score/score.md, config/score/score.opt,
9088 config/score/score-modes.def, config/score/score-mdaux.h,
9089 config/score/mul-div.S, config/arm/uclinux-elf.h,
9090 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
9091 config/arm/symbian.h, config/arm/linux-elf.h,
9092 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
9093 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
9094 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
9095 config/arm/strongarm-pe.h, config/arm/arm.h,
9096 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
9097 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
9098 config/arm/arm-modes.def, config/arm/linux-eabi.h,
9099 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
9100 config/arm/arm-cores.def, config/arm/arm-protos.h,
9101 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
9102 config/arm/wince-pe.h, config/arm/neon.md,
9103 config/arm/constraints.md, config/arm/neon.ml,
9104 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
9105 config/arm/arm.opt, config/arm/arm926ejs.md,
9106 config/arm/predicates.md, config/arm/iwmmxt.md,
9107 config/arm/arm_neon.h, config/arm/unknown-elf.h,
9108 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
9109 config/arm/neon-testgen.ml, config/arm/arm.md,
9110 config/arm/xscale-coff.h, config/arm/pe.c,
9111 config/arm/arm-generic.md, config/arm/pe.h,
9112 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
9113 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
9114 config/arm/strongarm-elf.h, config/arm/cirrus.md,
9115 config/arm/netbsd-elf.h, config/arm/vxworks.h,
9116 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
9117 config/pa/predicates.md, config/pa/pa64-hpux.h,
9118 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
9119 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
9120 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
9121 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
9122 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
9123 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
9124 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
9125 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
9126 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
9127 config/pa/pa64-regs.h, config/pa/pa-modes.def,
9128 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
9129 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
9130 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
9131 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
9132 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
9133 config/mips/linux64.h, config/mips/elforion.h,
9134 config/mips/constraints.md, config/mips/generic.md,
9135 config/mips/predicates.md, config/mips/4300.md,
9136 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
9137 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
9138 config/mips/5k.md, config/mips/vr4120-div.S,
9139 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
9140 config/mips/mips-protos.h, config/mips/6000.md,
9141 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
9142 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
9143 config/mips/mips-modes.def, config/mips/vr.h,
9144 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
9145 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
9146 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
9147 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
9148 config/vax/openbsd1.h, config/vax/netbsd.h,
9149 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
9150 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
9151 config/h8300/rtems.h, config/h8300/predicates.md,
9152 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
9153 config/h8300/h8300.md, config/h8300/h8300.opt,
9154 config/h8300/coff.h, config/h8300/h8300-protos.h,
9155 config/v850/v850.md, config/v850/predicates.md,
9156 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
9157 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
9158 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
9159 config/mmix/mmix.h, config/mmix/predicates.md,
9160 config/mmix/mmix-protos.h, config/mmix/mmix.md,
9161 config/mmix/mmix.c, config/mmix/mmix.opt,
9162 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
9163 config/bfin/rtems.h, config/bfin/bfin-modes.def,
9164 config/bfin/predicates.md, config/bfin/bfin-protos.h,
9165 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
9168 2007-08-02 Richard Sandiford <richard@codesourcery.com>
9170 * emit-rtl.c (reset_used_decls): Rename to...
9171 (set_used_decls): ...this. Set the used flag rather than clearing it.
9172 (unshare_all_rtl_again): Update accordingly. Set flags on argument
9173 DECL_RTLs rather than resetting them.
9175 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
9177 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
9179 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
9181 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
9182 argument to find_reloads_address.
9184 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
9186 PR tree-optimization/32919
9187 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
9188 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
9189 (coalesce_ssa_name): Call it.
9191 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
9192 David Ung <davidu@mips.com>
9194 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
9195 (__mips16_unorddf2, __mips16_floatunsidf): New.
9196 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
9198 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
9200 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
9202 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
9203 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
9204 * tree.h (OMP_SECTIONS_CONTROL): New macro.
9205 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
9206 * omp-low.c (get_ws_args_for, determine_parallel_type,
9207 expand_omp_for_generic, expand_omp_for_static_nochunk,
9208 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
9209 Work with more precise CFG.
9210 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
9211 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
9213 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
9214 * gimple-low.c (lower_stmt): Ditto.
9215 * tree-inline.c (estimate_num_insns_1): Ditto.
9216 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
9217 (OMP_SECTIONS_SWITCH): New.
9218 * tree-cfgcleanup.c (cleanup_omp_return): New.
9219 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
9220 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
9221 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
9222 (tree_redirect_edge_and_branch): Handle omp constructs.
9224 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
9225 with three arguments.
9227 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
9229 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
9232 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
9234 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
9235 the loop structures may need fixing.
9236 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
9238 (cleanup_tree_cfg_loop): Removed.
9239 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
9240 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
9241 instead of running cleanup_tree_cfg_loop.
9242 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
9243 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
9244 (tree_predictive_commoning): Declaration changed.
9245 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
9247 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
9249 * doc/invoke.texi (l1-cache-size): Update documentation.
9250 (l2-cache-size): Document.
9251 * params.h (L2_CACHE_SIZE): New macro.
9252 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
9253 that L1_CACHE_SIZE is in kB now.
9254 (L2_CACHE_SIZE_BYTES): New macro.
9255 (tree_ssa_prefetch_arrays): Show size in kB.
9256 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
9257 and l2_cache_size fields.
9258 * config/i386/driver-i386.c (describe_cache): Detect cache size
9260 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
9261 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
9262 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
9263 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
9264 (override_options): Set l1-cache-size and l2-cache-size to default
9265 values if not specified otherwise.
9266 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
9267 (PARAM_L2_CACHE_SIZE): New.
9269 2007-08-01 Nigel Stephens <nigel@mips.com>
9270 David Ung <davidu@mips.com>
9271 Thiemo Seufer <ths@mips.com>
9272 Chris Dearman <chris@mips.com>
9273 Richard Sandiford <richard@codesourcery.com>
9275 * config.gcc (mips*-sde-elf*): New stanza.
9276 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
9277 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
9278 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
9279 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
9280 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
9281 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
9283 * config/mips/sde.h: New file.
9284 * config/mips/t-libgcc-mips16: Likewise.
9285 * config/mips/t-sde: Likewise.
9286 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
9287 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
9288 _MIPS_FPSET and _MIPS_SZINT.
9289 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
9290 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
9291 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
9292 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
9293 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9294 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9295 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
9296 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
9297 _MIPS_SZPTR and _MIPS_FPSET.
9298 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
9299 architecture is specified.
9300 (MIPS_32BIT_OPTION_SPEC): New macro.
9302 2007-07-31 Dan Hipschman <dsh@google.com>
9304 * gcc.c (end_going_arg): New function.
9305 (do_spec_2): Use it.
9306 (do_spec_1): Use it.
9308 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
9310 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
9311 only if ENABLE_CHECKING is defined.
9313 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
9315 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
9316 df_ru_add_problem, df_ru_get_bb_info): Removed.
9317 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
9318 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
9319 df_ru_free_bb_info, df_ru_alloc,
9320 df_ru_bb_local_compute_process_def,
9321 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
9322 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
9323 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
9324 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
9325 df_ru_add_problem): Removed.
9327 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9330 * pa.md (casesi32): Use match_scratch. Revise insn condition.
9331 (casesi32p, casesi64p): Likewise.
9332 (casesi): Adjust for above.
9334 2007-07-31 Richard Sandiford <richard@codesourcery.com>
9336 * mode-switching.c (create_pre_exit): Don't search past calls.
9338 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
9340 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
9342 2007-07-31 Revital Eres <eres@il.ibm.com>
9344 * ddg.c (add_deps_for_def): Rename to...
9345 (add_cross_iteration_register_deps): This. Change implementation
9346 to use only reaching def and def-use chains to construct the
9347 inter loop dependencies.
9348 (add_deps_for_use): Remove function.
9349 (build_inter_loop_deps): Call add_cross_iteration_register_deps
9350 function to build the inter loop dependencies.
9351 * modulo-sched.c (sms_schedule): Build only
9352 reaching def and def-use chains for the propose of the ddg
9355 2007-07-31 Julian Brown <julian@codesourcery.com>
9357 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
9358 New define_insns. Use correct RTL.
9359 (vec_set<mode>): Write as expander.
9361 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
9363 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
9364 to an unallocated space.
9366 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
9369 (split_constant_offset): Enable split_constant_offset to extract
9370 constants from other statements.
9371 * tree-vect-transform.c
9372 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
9373 to a temp var. Force base_offset to be simple.
9375 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
9377 * df-scan.c (df_scan_verify): Remove artificial limit on
9378 the number of blocks for verification.
9379 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
9380 df_simulate_defs): Avoid unnecessary insn checking for defs.
9382 2007-07-29 Mark Mitchell <mark@codesourcery.com>
9384 * config/m68k/lb1sf68.asm (FUNC): New macro.
9386 (__udivsi3): Likewise.
9387 (__divsi3): Likewise.
9388 (__umodsi3): Likewise.
9389 (__modsi3): Likewise.
9390 (__subdf3): Likewise.
9391 (__adddf3): Likewise.
9392 (__muldf3): Likewise.
9393 (__divdf3): Likewise.
9394 (__negdf2): Likewise.
9395 (__cmpdf2): Likewise.
9396 (__subsf3): Likewise.
9397 (__addsf3): Likewise.
9398 (__mulsf3): Likewise.
9399 (__divsf3): Likewise.
9400 (__negsf2): Likewise.
9401 (__cmpsf2): Likewise.
9402 (__eqdf2): Likewise.
9403 (__nedf2): Likewise.
9404 (__gtdf2): Likewise.
9405 (__gedf2): Likewise.
9406 (__ltdf2): Likewise.
9407 (__ledf2): Likewise.
9408 (__eqsf2): Likewise.
9409 (__nesf2): Likewise.
9410 (__gtsf2): Likewise.
9411 (__gesf2): Likewise.
9412 (__ltsf2): Likewise.
9413 (__lesf2): Likewise.
9415 2007-07-30 Ollie Wild <aaw@google.com>
9417 * c-ppoutput.c (print_lines_directives_only): New function.
9418 (scan_translation_unit_directives_only): New function.
9419 (preprocess_file): Add call to scan_translation_unit_directives_only.
9420 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
9421 (sanitize_cpp_opts): Add default flag_dump_macros setting for
9422 -fdirectives-only. Add errors for -fdirectives-only conflict with
9423 -Wunused-macros and -traditional.
9424 (finish_options): Add builtin macro initialization for
9425 -fdirectives-only + -fpreprocessed.
9426 * c.opt (fdirectives-only): New.
9427 * doc/cppopts.texi (fdirectives-only): New.
9429 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9431 * alias.c (record_set, memory_modified_1): Constify.
9432 * bt-load.c (note_btr_set): Likewise.
9433 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
9434 * combine.c (set_nonzero_bits_and_sign_copies,
9435 expand_field_assignment, record_dead_and_set_regs_1,
9436 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
9437 likely_spilled_retval_1): Likewise.
9438 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
9439 frv_io_handle_set): Likewise.
9440 * config/mips/mips.c (mips_sim_record_set,
9441 vr4130_true_reg_dependence_p_1): Likewise.
9442 * config/mt/mt.c (insn_dependent_p_1): Likewise.
9443 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
9444 * config/sh/sh.c (flow_dependent_p_1): Likewise.
9445 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
9446 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
9447 * ddg.c (mark_mem_store): Likewise.
9448 * df-problems.c (df_urec_mark_reg_change): Likewise.
9449 * function.c (update_epilogue_consts): Likewise.
9450 * gcse.c (record_set_info, record_last_set_info,
9451 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
9452 reg_clear_last_set): Likewise.
9453 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
9455 * jump.c (reversed_comparison_code_parts): Likewise.
9456 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
9457 reg_is_set): Likewise.
9458 * loop-iv.c (mark_altered): Likewise.
9459 * mode-switching.c (reg_becomes_live): Likewise.
9460 * optabs.c (no_conflict_move_test): Likewise.
9461 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
9463 * postreload.c (reload_combine_note_store, move2add_note_store):
9465 * regmove.c (flags_set_1): Likewise.
9466 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
9468 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
9470 * resource.c (update_live_status): Likewise.
9471 * rtl.h (set_of, note_stores): Likewise.
9472 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
9473 note_stores, parms_set): Likewise.
9474 * sched-rgn.c (sets_likely_spilled_1): Likewise.
9475 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
9477 * var-tracking.c (count_stores, add_stores): Likewise.
9479 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9481 * alias.c (mems_in_disjoint_alias_sets_p,
9482 fixed_scalar_and_varying_struct_p, aliases_everything_p,
9483 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
9484 write_dependence_p, mems_in_disjoint_alias_sets_p,
9485 read_dependence, true_dependence, canon_true_dependence,
9486 anti_dependence, output_dependence): Constify.
9487 * combine.c (extended_count): Likewise.
9488 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
9489 * cselib.c (get_value_hash, references_value_p,
9490 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
9491 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
9492 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
9493 * function.c (contains, prologue_epilogue_contains,
9494 sibcall_epilogue_contains): Likewise.
9495 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
9496 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
9497 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
9498 reg_or_subregno): Likewise.
9499 * recog.c (asm_noperands): Likewise.
9500 * reload1.c (function_invariant_p): Likewise.
9501 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
9502 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
9503 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
9504 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
9505 true_regnum, reg_or_subregno, condjump_in_parallel_p,
9506 extended_count, prologue_epilogue_contains,
9507 sibcall_epilogue_contains, function_invariant_p, true_dependence,
9508 canon_true_dependence, read_dependence, anti_dependence,
9509 output_dependence): Likewise.
9510 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
9512 2007-07-30 Julian Brown <julian@codesourcery.com>
9514 * config/arm/neon.md (V_ext): New mode attribute.
9515 (neon_vget_lane<mode>): Replace with define_expand.
9516 (neon_vget_lane<mode>_sext_internal)
9517 (neon_vget_lane<mode>_zext_internal): New define_insns for double
9518 and quad precision vectors.
9519 (neon_vget_lanedi): Add bounds check. Remove dead comment.
9520 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
9521 have typeless 32-bit result.
9523 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
9526 * tree-affine.h (aff_tree): The type of rest is sizetype for types
9528 * tree-affine.c (aff_combination_scale): If type is a pointer type,
9529 use sizetype for rest.
9530 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
9531 (aff_combination_convert): Don't convert rest for pointer types.
9533 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
9535 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
9537 * tree-ssa-alias.c: Add alloc-pool.h.
9538 (init_alias_info): Free alias_bitmap_obstack.
9539 (delete_alias_info): Call delete_mem_ref_stats.
9540 (get_mem_sym_stats_for): Use alloc_pool.
9541 (init_mem_ref_stats): Do not delete mem_ref_stats here.
9542 (delete_mem_sym_stats): Removed.
9544 2007-07-29 Sebastian Pop <sebpop@gmail.com>
9546 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
9547 functions cannot be represented as classical distance vectors.
9549 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9551 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
9552 * builtins.c (validate_arg, builtin_mathfn_code,
9553 validate_arglist): Likewise.
9554 * calls.c (call_expr_flags): Likewise.
9555 * combine.c (reg_nonzero_bits_for_combine,
9556 reg_num_sign_bit_copies_for_combine, get_last_value,
9557 reg_truncated_to_mode): Likewise.
9558 * emit-rtl.c (subreg_lowpart_p): Likewise.
9559 * expr.c (highest_pow2_factor_for_target,
9560 categorize_ctor_elements_1, categorize_ctor_elements,
9561 count_type_elements, contains_packed_reference,
9562 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
9563 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
9564 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
9565 native_encode_int, native_encode_real, native_encode_complex,
9566 native_encode_vector, native_encode_expr, native_interpret_int,
9567 native_interpret_real, native_interpret_complex,
9568 native_interpret_vector, native_interpret_expr): Likewise.
9569 * function.c (use_register_for_decl): Likewise.
9570 * gimplify.c (get_name): Likewise.
9571 * langhooks-def.h (lhd_return_null_const_tree): New.
9572 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
9573 * langhooks.c (lhd_return_null_const_tree): New.
9574 * langhooks.h (lang_get_callee_fndecl): Constify.
9575 * output.h (constructor_static_from_elts_p): Likewise.
9576 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
9577 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
9578 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
9579 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
9580 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
9581 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
9582 * rtlhooks-def.h (reg_nonzero_bits_general,
9583 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
9585 * rtlhooks.c (reg_num_sign_bit_copies_general,
9586 reg_nonzero_bits_general, reg_truncated_to_mode_general):
9588 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
9589 * stor-layout.c (mode_for_size_tree): Likewise.
9590 * tree-ssa-loop-im.c (memref_eq): Likewise.
9591 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
9592 * tree.c (contains_placeholder_p, type_list_equal,
9593 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
9595 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
9596 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
9597 contains_placeholder_p, contains_packed_reference,
9598 get_callee_fndecl, operand_equal_for_phi_arg_p,
9599 warn_if_unused_value, is_body_block, native_encode_expr,
9600 native_interpret_expr, fold_convertible_p, operand_equal_p,
9601 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
9602 validate_arglist, simple_cst_equal, type_list_equal,
9603 use_register_for_decl, call_expr_flags, get_name,
9604 highest_pow2_factor): Likewise.
9605 (const_call_expr_arg_iterator_d,
9606 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
9607 first_const_call_expr_arg, more_const_call_expr_args_p,
9608 FOR_EACH_CONST_CALL_EXPR_ARG): New.
9609 * varasm.c (constructor_static_from_elts_p): Constify.
9611 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
9613 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
9614 config/arm/neon-schedgen.ml, config/arm/neon.ml,
9615 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
9616 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
9617 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
9618 tree-vect-transform.c, tree.def: Fix comment typos. Follow
9619 spelling conventions.
9620 * doc/invoke.texi: Follow spelling conventions.
9622 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
9623 Revital Eres <eres@il.ibm.com>
9625 * modulo-sched.c (sms_schedule): Avoid loops which includes
9626 auto-increment instructions.
9628 2007-07-28 Richard Guenther <rguenther@suse.de>
9631 * fold-const.c (fold_cond_expr_with_comparison): Convert
9632 operand zero of MIN/MAX_EXPR to correct type.
9634 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9636 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
9637 flags_from_decl_or_type): Constify.
9638 * gcc.c (do_spec_1): Likewise.
9639 * print-tree.c (dump_addr, print_node_brief): Likewise.
9640 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
9641 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
9642 tree_purge_all_dead_eh_edges): Likewise.
9643 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
9644 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
9646 * tree.c (expr_location, expr_has_location, expr_locus,
9647 expr_filename, expr_lineno, get_inner_array_type,
9648 fields_compatible_p): Likewise.
9649 * tree.h (get_inner_array_type, fields_compatible_p,
9650 expr_location, expr_has_location, expr_locus, expr_filename,
9651 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
9652 setjmp_call_p, alloca_call_p): Likewise.
9654 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
9656 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
9657 TV_FLOW_INSENSITIVE.
9659 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
9661 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
9662 (compute_flow_insensitive_aliasing): Ditto for
9663 TV_FLOW_INSENSITIVE.
9665 2007-07-27 Jan Hubicka <jh@suse.cz>
9667 * config/i386/i386.c (register_move_cost): Remove accidentally
9668 comitted #if 0 block.
9670 * attribs.c: Include hashtab.h
9671 (attribute_hash): New.
9672 (substring): New structure.
9673 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
9675 (init_attributes): Initialize attribute hash.
9676 (decl_attributes): Use attribute hash.
9677 * Makefile.in (attribs.c): Depend on hashtab.h.
9679 2007-07-27 Steve Ellcey <sje@cup.hp.com>
9681 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
9683 2007-07-27 Richard Sandiford <richard@codesourcery.com>
9685 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
9686 __mips_dspr2 and __mips_dsp_rev macros.
9687 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
9689 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
9691 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
9693 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
9697 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
9698 and the updating of the live and do_not_gen sets.
9699 (df_note_bb_compute): Added updating of live and do_not_gen sets
9700 for regular defs so that the case of clobber inside conditional
9701 call is processed correctly.
9703 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9705 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
9706 operands with compatible type.
9708 2007-07-27 Richard Sandiford <richard@codesourcery.com>
9710 * expr.h (store_bit_field): Don't return a value.
9711 * expmed.c (check_predicate_volatile_ok): New function.
9712 (store_bit_field_1): New function, extracted from store_bit_field.
9713 Take a fallback_p argument and return true if the operation succeeded.
9714 Only use store_fixed_bit_field if fallback_p. Don't recompute
9715 mode_for_extraction; use op_mode instead. Try forcing memories
9716 into registers if the insv expander fails.
9717 (store_bit_field): Use store_bit_field_1 with fallback_p true.
9718 Don't return a value.
9719 (convert_extracted_bit_field): New function, extracted from
9721 (extract_bit_field_1): Likewise. Take a fallback_p argument
9722 and return NULL if the operation succeeded. Only use
9723 extract_fixed_bit_field if fallback_p. Only calculate one
9724 extraction mode. Combine code for extv and extzv. Try forcing
9725 memories into registers if the ext(z)v expander fails.
9726 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
9728 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
9730 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
9732 (df_ref): Likewise. Put regno with other integer fields.
9734 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
9736 * df.h (df_mw_hardreg): Remove "loc" field.
9737 * df-scan.c (df_ref_record): Don't set it. Remove redundant
9739 * df-problems.c (df_whole_mw_reg_unused_p): New function,
9740 split out from df_set_unused_notes_for_mw. Return false for
9741 partial references. Assert that mw_reg is a REG when returning true.
9742 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
9743 (df_whole_mw_reg_dead_p): New function, split out from
9744 df_set_dead_notes_for_mw. Return false for partial references.
9745 Assert that mw_reg is a REG when returning true.
9746 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
9747 Remove redundant bitmap check.
9749 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
9751 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
9752 ($(T)crtend.o): Likwise.
9753 ($(T)crtbeginS.o): Likwise.
9754 ($(T)crtendS.o): Likwise.
9755 ($(T)crtfastmath.o): Likwise.
9757 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
9759 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
9760 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
9761 * basic-block.h (struct control_flow_graph): Added x_dom_computed
9762 and x_n_bbs_in_dom_tree fields.
9764 2007-07-26 Steve Ellcey <sje@cup.hp.com>
9766 PR tree-optimization/32087
9767 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
9768 Do not call scale_bbs_frequencies_int with prob of zero.
9770 2007-07-26 Julian Brown <julian@codesourcery.com>
9772 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
9773 (neon_element_bits): Add prototypes.
9774 * config/arm/arm.c (bounds_check, neon_lane_bounds)
9775 (neon_const_bounds, neon_element_bits): New functions.
9776 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
9777 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
9778 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
9779 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
9780 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
9781 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
9782 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
9783 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
9784 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
9785 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
9786 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
9787 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
9788 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
9790 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
9792 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
9793 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
9795 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
9796 Julian Brown <julian@codesourcery.com>
9798 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
9799 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
9800 * config/arm/cortex-a8.md: New.
9801 * config/arm/cortex-a8-neon.md: New.
9802 * config/arm/neon-schedgen.ml: New.
9803 * config/arm/neon.md (vqh_mnem): New.
9805 (Is_float_mode): New.
9806 (Scalar_mul_8_16): New.
9808 (V_mode_nunits): New.
9809 (All instruction patterns): Annotate with neon_type attribute
9811 * config/arm/arm.md: Include cortex-a8.md.
9812 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
9814 Annotate instruction patterns accordingly.
9815 (generic_sched): Do not use generic scheduling for Cortex-A8.
9816 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
9818 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
9820 * fold-const.c (fold_read_from_constant_string): Use
9822 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9824 2007-07-26 Nick Clifton <nickc@redhat.com>
9826 * tree-ssa-operands.h: Change copyright header to refer to version
9827 3 of the GNU General Public License and to point readers at the
9828 COPYING3 file and the FSF's license web page.
9829 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
9830 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
9831 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
9832 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
9833 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
9834 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
9835 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
9836 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
9837 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
9838 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
9839 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
9840 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
9841 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
9842 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
9843 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
9844 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
9845 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
9846 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
9847 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
9848 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
9849 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
9850 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
9851 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
9852 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
9853 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
9854 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
9855 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
9856 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
9857 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
9858 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
9859 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
9860 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
9861 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
9862 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
9863 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
9864 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
9865 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
9866 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
9867 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
9868 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
9869 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
9870 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
9871 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
9872 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
9873 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
9874 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
9875 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
9876 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
9877 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
9878 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
9879 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
9880 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
9881 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
9882 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
9883 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
9884 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
9885 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
9886 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
9887 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
9888 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
9889 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
9890 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
9891 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
9892 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
9893 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
9894 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
9895 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
9896 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
9897 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
9898 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
9899 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
9900 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
9901 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
9902 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
9903 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
9904 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
9905 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
9906 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
9907 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
9908 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
9909 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
9910 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
9911 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
9912 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
9913 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
9914 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
9915 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
9916 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
9917 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
9918 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
9919 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
9920 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
9921 vecprim.h, basic-block.h, tree-ssa-structalias.c,
9922 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
9923 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
9924 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
9925 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
9926 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
9927 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
9928 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
9929 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
9930 convert.c, convert.h, langhooks-def.h, reload1.c,
9931 tree-ssa-operands.c: Likewise.
9933 2007-07-26 Jan Hubicka <jh@suse.cz>
9935 * tree-ssa-live.c: Include debug.h and flags.h.
9936 (mark_scope_block_unused): New function.
9937 (remove_unused_scope_block_p): New function.
9938 (remove_unused_locals): Remove unused blocks too.
9940 2007-07-25 Ian Lance Taylor <iant@google.com>
9942 * combine.c (combine_max_regno): Remove. Remove all uses.
9943 (struct reg_stat_struct): Rename from struct reg_stat.
9944 (reg_stat_type): Define, and declare VECs.
9945 (reg_stat): Change from pointer to VEC. Change all uses.
9946 (combine_split_insns): New static function.
9947 (try_combine, find_split_point): Call it instead of split_insns.
9949 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9951 * cfghooks.c (split_block): Fix the information about loop latch.
9953 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9955 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
9957 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9959 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9960 Scan the new edge for loop exit info.
9962 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
9964 * config/darwin.c: Include debug.h.
9966 2007-07-25 Steve Ellcey <sje@cup.hp.com>
9969 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
9971 2007-07-25 Steve Ellcey <sje@cup.hp.com>
9973 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
9974 (HARD_REGNO_MODE_OK): Ditto.
9975 (MODES_TIEABLE_P): Ditto.
9976 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
9977 (CLASS_MAX_NREGS): Ditto.
9978 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
9979 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
9980 (divdf3_internal_thr): Removed.
9981 * config/ia64/div.md: New file.
9982 * config/ia64/constraints.md: Add H constraint.
9984 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9986 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
9987 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
9988 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
9989 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
9990 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
9991 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
9992 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
9993 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
9994 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
9995 dump_sbitmap_file, debug_sbitmap, popcount_table,
9996 sbitmap_popcount): Constify.
9997 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
9998 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
9999 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
10000 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
10001 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
10002 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
10003 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
10004 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
10005 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
10006 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
10007 sbitmap_popcount, sbitmap_verify_popcount): Constify.
10009 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10011 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
10012 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
10013 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
10014 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
10015 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
10016 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
10017 bitmap_intersect_p, bitmap_intersect_compl_p,
10018 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
10019 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
10021 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
10022 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
10023 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
10024 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
10025 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
10026 debug_bitmap, debug_bitmap_file, bitmap_print,
10027 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
10028 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
10030 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
10032 * config/darwin.c (darwin_override_options): Additional fix for
10033 debug info formats that don't support var tracking.
10035 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10037 * cselib.c (entry_and_rtx_equal_p): Constify.
10038 * gengtype.c (output_mangled_typename, write_types, write_local):
10040 * gengtype.h (const_type_p): New.
10041 * see.c (eq_descriptor_extension, hash_descriptor_extension):
10043 * tlink.c (scan_linker_output): De-constify.
10044 * tree-ssa-loop-im.c (memref_eq): Constify.
10045 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
10046 (shared_bitmap_hash, shared_bitmap_eq): Constify.
10048 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10050 * c-common.c (fname_as_string, c_type_hash): Constify.
10051 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
10052 * cgraph.c (edge_hash, edge_eq): Likewise.
10053 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
10054 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
10055 reg_attrs_htab_eq): Likewise.
10056 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
10058 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
10059 const_decl_t, const_state_t, const_automata_list_el_t): New.
10060 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
10061 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
10062 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
10063 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
10064 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
10065 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
10066 compare_max_occ_cycle_nums, out_state_arcs_num,
10067 compare_transition_els_num, units_cmp, state_reservs_cmp):
10069 * genmodes.c (cmp_modes): Likewise.
10070 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
10071 * gimplify.c (compare_case_labels): Likewise.
10072 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
10073 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
10074 * matrix-reorg.c (mtt_info_hash): Likewise.
10075 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
10076 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
10077 (htab_hash_bucket, htab_hash_elem): Constify.
10078 * tree-browser.c (TB_parent_eq): Likewise.
10079 * tree-scalar-evolution.c (hash_scev_info): Likewise.
10080 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
10081 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
10082 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
10084 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
10085 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
10086 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
10087 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
10088 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
10090 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
10091 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
10092 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
10093 * tree-ssa-threadupdate.c (redirection_data_hash,
10094 redirection_data_eq): Likewise.
10095 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
10096 * tree-ssa.c (var_ann_eq): Likewise.
10097 * tree-vrp.c (compare_case_labels): Likewise.
10098 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
10099 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
10100 tree_not_check_failed, tree_class_check_failed,
10101 tree_range_check_failed, tree_not_class_check_failed,
10102 omp_clause_check_failed, omp_clause_range_check_failed,
10103 tree_contains_struct_check_failed, tree_operand_check_failed):
10105 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
10106 tree_not_check_failed, tree_class_check_failed,
10107 tree_range_check_failed, tree_not_class_check_failed,
10108 tree_operand_check_failed, omp_clause_operand_check_failed,
10109 tree_operand_length): Likewise.
10110 * var-tracking.c (const_variable): New.
10111 (variable_htab_hash, variable_htab_eq): Constify.
10112 * varasm.c (const_desc_hash): Likewise.
10114 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10116 * expr.c (handled_component_p): Constify.
10117 * fold-const.c (fit_double_type): Likewise.
10118 * real.h (real_value_from_int_cst): Likewise.
10119 * tree-flow-inline.h (gimple_in_ssa_p,
10120 gimple_aliases_computed_p, gimple_addressable_vars,
10121 gimple_call_clobbered_vars, gimple_referenced_vars,
10122 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
10123 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
10124 may_aliases, end_readonly_imm_use_p, has_zero_uses,
10125 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
10126 is_label_stmt, is_global_var, phi_ssa_name_p,
10127 factoring_name_p, is_call_clobbered, tree_common_ann,
10128 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
10129 unmodifiable_var_p, array_ref_contains_indirect_ref,
10130 ref_contains_array_ref, lookup_subvars_for_var,
10131 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
10132 gimple_mem_ref_stats): Likewise.
10133 * tree-flow.h (tree_common_ann, var_ann, function_ann,
10134 may_aliases, is_exec_stmt, is_label_stmt,
10135 ref_contains_array_ref, array_ref_contains_indirect_ref,
10136 var_can_have_subvars, overlap_subvar, is_call_clobbered,
10137 unmodifiable_var_p): Likewise.
10138 * tree-gimple.c (is_gimple_min_invariant): Likewise.
10139 * tree-gimple.h (is_gimple_min_invariant): Likewise.
10140 * tree.c (type_hash_list, attribute_hash_list, tree_size,
10141 cst_and_fits_in_hwi, real_value_from_int_cst,
10142 build_real_from_int_cst, integer_zerop, integer_onep,
10143 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
10144 tree_floor_log2, real_zerop, real_onep, real_twop,
10145 real_minus_onep, really_constant_p, purpose_member, chain_member,
10146 list_length, fields_length, int_size_in_bytes, bit_position,
10147 int_bit_position, byte_position, int_byte_position, expr_align,
10148 array_type_nelts, tree_node_structure,
10149 type_contains_placeholder_1, iterative_hash_pointer,
10150 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
10151 tree_map_base_eq, type_hash_list, type_hash_eq,
10152 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
10153 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
10154 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
10155 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
10156 int_fits_type_p, get_containing_scope, decl_function_context,
10157 decl_type_context, omp_clause_operand_check_failed,
10158 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
10159 * tree.h (omp_clause_operand_check_failed, tree_size,
10160 build_real_from_int_cst, array_type_nelts, purpose_member,
10161 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
10162 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
10163 is_attribute_p, check_qualified_type, expr_align,
10164 int_size_in_bytes, bit_position, int_bit_position, byte_position,
10165 int_byte_position, list_length, fields_length, initializer_zerop,
10166 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
10167 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
10168 tree_node_structure, handled_component_p, get_containing_scope,
10169 decl_function_context, decl_type_context, real_zerop,
10170 type_num_arguments, fit_double_type, really_constant_p,
10171 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
10172 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
10173 real_twop, real_minus_onep, int_cst_value): Likewise.
10175 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10177 * cfglayout.c (insn_scope, insn_line): Constify.
10178 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
10179 const_double_htab_hash, const_double_htab_eq,
10180 mem_attrs_htab_hash): Likewise.
10181 * loop-iv.c (biv_eq): Likewise.
10182 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
10183 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
10184 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
10186 * rtl-error.c (location_for_asm, diagnostic_for_asm,
10187 error_for_asm, warning_for_asm, _fatal_insn,
10188 _fatal_insn_not_found): Likewise.
10189 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
10190 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
10191 rtl_check_failed_type2, rtl_check_failed_code1,
10192 rtl_check_failed_code2, rtl_check_failed_code_mode,
10193 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
10194 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
10195 rtl_check_failed_type2, rtl_check_failed_code1,
10196 rtl_check_failed_code2, rtl_check_failed_code_mode,
10197 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
10198 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
10199 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
10200 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
10201 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
10202 rtx_unstable_p, get_integer_term, get_related_value,
10203 offset_within_block_p, reg_mentioned_p, count_occurrences,
10204 reg_referenced_p, reg_used_between_p, no_labels_between_p,
10205 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
10206 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
10207 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
10208 find_constant_src, find_reg_fusage, find_regno_fusage,
10209 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
10210 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
10211 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
10212 computed_jump_p, auto_inc_p, in_expr_list_p,
10213 remove_node_from_expr_list, loc_mentioned_in_p,
10214 label_is_jump_target_p, reversed_comparison_code_parts,
10215 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
10216 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
10217 print_inline_rtx): Likewise.
10218 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
10219 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
10220 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
10221 get_integer_term, get_related_value, offset_within_block_p,
10222 count_occurrences, reg_mentioned_p, no_labels_between_p,
10223 reg_used_between_p, reg_referenced_p, single_set_2,
10224 multiple_sets, set_noop_p, refers_to_regno_p,
10225 reg_overlap_mentioned_p, dead_or_set_p,
10226 covers_regno_no_parallel_p, covers_regno_p,
10227 dead_or_set_regno_p, find_reg_note, find_regno_note,
10228 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
10229 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
10230 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
10231 side_effects_p, may_trap_p_1, may_trap_p,
10232 may_trap_after_code_motion_p, may_trap_or_fault_p,
10233 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
10234 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
10235 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
10236 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
10237 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
10239 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
10240 warning_for_asm): Likewise.
10241 * tree.h (print_rtl): Likewise.
10242 * varasm.c (get_pool_mode): Likewise.
10244 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10246 * c-lex.c (c_lex_with_flags, lex_string): Constify.
10247 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
10248 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
10249 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
10250 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
10251 * ddg.c (compare_sccs): Likewise.
10252 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
10253 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
10254 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
10255 decimal_do_fix_trunc, decimal_real_to_integer,
10256 decimal_real_to_integer2, decimal_real_maxval): Likewise.
10257 * dse.c (const_group_info_t): New.
10258 (invariant_group_base_eq, invariant_group_base_hash): Constify.
10259 * dwarf2out.c (const_dw_die_ref): New.
10260 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
10261 * tree-browser.c (TB_parent_eq): Likewise.
10262 * unwind-dw2-fde.c (__register_frame_info_bases,
10263 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
10264 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
10266 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
10267 * unwind-dw2.c (uw_frame_state_for): Likewise.
10268 * value-prof.c (histogram_hash, histogram_eq): Likewise.
10269 * value-prof.h (const_histogram_value): New.
10271 2007-07-25 Richard Sandiford <richard@codesourcery.com>
10273 * config/mips/mips.c (machine_function): Add
10274 initialized_mips16_gp_pseudo_p.
10275 (mips16_gp_pseudo_reg): Do not emit the initialization of
10276 mips16_gp_pseudo_rtx when being called from the gimple cost-
10277 calculation routines; emit it on the first use outside those
10280 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10282 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
10285 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
10286 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
10287 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
10288 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
10289 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
10290 Preserve const-ness of parameters through use of __typeof(),
10291 also constify and tidy.
10293 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
10294 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
10295 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
10296 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
10297 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
10298 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
10299 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
10300 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
10301 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
10303 2007-07-25 Julian Brown <julian@codesourcery.com>
10304 Mark Shinwell <shinwell@codesourcery.com>
10306 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
10307 (alpha_mangle_type): This.
10308 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
10309 (TARGET_MANGLE_TYPE): Define this instead.
10310 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
10311 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
10312 (arm_init_neon_builtins): Fix comment.
10313 (arm_mangle_map_entry): New.
10314 (arm_mangle_map): New.
10315 (arm_mangle_type): New.
10316 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
10317 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
10318 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
10319 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
10320 (TARGET_MANGLE_TYPE): Define this instead.
10321 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
10322 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
10323 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
10324 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
10325 (TARGET_MANGLE_TYPE): Define this instead.
10326 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
10328 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
10329 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
10330 (TARGET_MANGLE_TYPE): Define this instead.
10331 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
10332 (s390_mangle_type): This.
10333 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
10334 (TARGET_MANGLE_TYPE): Define this instead.
10335 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
10336 (sparc_mangle_type): This.
10337 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
10338 (TARGET_MANGLE_TYPE): Define this instead.
10339 * cp/mangle.c (write_type): Call mangle_type target hook on all
10340 types before mangling. Use original type, not main variant, as
10342 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
10343 (TARGET_MANGLE_TYPE): This.
10344 * target.h (gcc_target): Rename mangle_fundamental_type to
10346 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
10347 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
10349 2007-07-25 Julian Brown <julian@codesourcery.com>
10350 Paul Brook <paul@codesourcery.com>
10351 Joseph Myers <joseph@codesourcery.com>
10352 Mark Shinwell <shinwell@codesourcery.com>
10354 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
10355 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
10356 (with_fpu): Allow --with-fpu=neon.
10357 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
10358 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
10359 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
10360 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
10361 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
10362 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
10363 (neon_emit_pair_result_insn, neon_disambiguate_copy)
10364 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
10365 (output_move_neon): Add prototypes.
10366 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
10367 (all_fpus): Add FPUTYPE_NEON.
10368 (fp_model_for_fpu): Add NEON field.
10369 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
10370 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
10372 (arm_legitimate_address_p): Don't support fancy addressing for NEON
10374 (thumb2_legitimate_address_p): Likewise.
10375 (neon_valid_immediate): Recognize and prepare constants suitable for
10377 (neon_immediate_valid_for_move): New function. Recognize and prepare
10378 immediates for NEON move instructions.
10379 (neon_immediate_valid_for_logic): New function. Recognize and
10380 prepare immediates for NEON logic instructions.
10381 (neon_output_logic_immediate): New function. Create asm string
10382 suitable for outputting immediate logic instructions.
10383 (neon_pairwise_reduce): New function. Implement reduction using
10384 pairwise operations.
10385 (neon_expand_vector_init): New function. Expand a (possibly
10386 non-constant) vector initialization.
10387 (neon_vector_mem_operand): New function. Memory operands supported
10388 for quad-word loads/stores to/from ARM or NEON registers. Don't
10389 allow base+offset addressing for core regs.
10390 (neon_struct_mem_operand): New function. Valid mems for NEON
10392 (coproc_secondary_reload_class): Enable NEON registers to be loaded
10393 from neon_vector_mem_operand addresses without a secondary register.
10394 (add_minipool_forward_ref): Handle >8-byte minipool entries.
10395 (add_minipool_backward_ref): Likewise.
10396 (dump_minipool): Likewise.
10397 (push_minipool_fix): Likewise.
10398 (output_move_quad): New function. Output quad-word moves, loads and
10399 stores using ARM registers.
10400 (output_move_vfp): Add support for vectors in VFP (NEON) D
10402 (output_move_neon): Output a NEON load/store to/from a quadword
10404 (arm_print_operand): Implement new codes:
10405 - 'c' for unadorned integers (without a # sign).
10406 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
10408 - 'e', 'f' for the low and high D parts of a NEON Q register.
10409 - 'q' outputs a NEON Q register.
10410 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
10411 - 'T' prints NEON opcode features from a coded bitmask.
10412 - 'F' is similar to T, but signed/unsigned codes both print as
10414 - 't' is similar to T, but 'u' is printed instead of 'p'.
10415 - 'O' prints 'r' if NEON instruction should perform rounding (as
10416 specified by bitmask), else prints nothing.
10417 - '#' is a punctuation character to stop operand numbers from
10418 running together with following digits in the assembler
10419 strings for instructions (when using mode attributes).
10420 (arm_assemble_integer): Handle extra NEON vector modes. Permute
10421 constant vectors in big-endian mode, where necessary.
10422 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
10423 Handle EI, OI, CI, XI modes.
10424 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
10425 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
10426 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
10427 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
10428 (neon_builtin_type_bits): Add enumeration, one bit for each vector
10430 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
10431 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
10432 to turn v8qi, etc. into bits defined above.
10433 (neon_itype): New enumeration. Classifications of NEON builtins.
10434 (neon_builtin_datum): Define struct. Contains information about
10435 a single builtin (with multiple modes).
10436 (CF): Define helper macro for...
10437 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
10439 (neon_builtin_data): New array. Define information about builtins
10440 for use during initialization/expansion.
10441 (arm_init_neon_builtins): New function.
10442 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
10444 (neon_builtin_compare): New function.
10445 (locate_neon_builtin_icode): New function. Find an insn code for a
10446 builtin given a function code for that builtin. Also return type of
10447 builtin (NEON_BINOP, NEON_UNOP etc.).
10448 (builtin_arg): New enumeration. Types of arguments for builtins.
10449 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
10450 Takes a variable argument list of builtin_arg types, terminated by
10452 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
10453 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
10454 (neon_emit_pair_result_insn): New function. Support returning pairs
10455 of vectors via a pointer.
10456 (neon_disambiguate_copy): New function. Set up operands for a
10457 multi-word copy such that registers do not get clobbered.
10458 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
10459 ARM_BUILTIN_NEON_BASE.
10460 (arm_file_start): Set float-abi attribute for NEON.
10461 (arm_vector_mode_supported_p): Enable NEON vector modes.
10462 (arm_mangle_map_entry): New.
10463 (arm_mangle_map): New.
10464 (arm_mangle_vector_type): New.
10465 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
10467 (TARGET_NEON): New macro. Target supports NEON.
10468 (fputype): Add FPUTYPE_NEON.
10469 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
10470 for vectorization based on command-line arg.
10471 (NEON_REGNO_OK_FOR_NREGS): Define.
10472 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
10473 (VALID_NEON_STRUCT_MODE): Define.
10474 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
10475 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
10476 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
10477 (consttable_16): Add pattern for outputting 16-byte minipool
10479 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
10481 (vec-common.md, neon.md): Include md files.
10482 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
10483 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
10484 (memory_constraint "Ut", "Un", "Us"): Define.
10485 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
10486 (MMX_char): New mode attribute.
10487 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
10488 (*add<mode>3_iwmmxt): New insn pattern.
10489 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
10490 (*sub<mode>3_iwmmxt): New insn pattern.
10491 (mulv4hi3): Rename to...
10492 (*mulv4hi3_iwmmxt): This.
10493 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
10494 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
10495 (uminv4hi3, uminv2si3): Remove. Replace with...
10496 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
10497 (*umin<mode>3_iwmmxt): These.
10498 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
10499 (ashr<mode>3_iwmmxt): This new pattern.
10500 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
10501 (lshr<mode>3_iwmmxt): This new pattern.
10502 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
10503 (ashl<mode>3_iwmmxt): This new pattern.
10504 * config/arm/neon-docgen.ml: New file. Generate documentation for
10506 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
10507 * config/arm/arm_neon.h: New (autogenerated).
10508 * config/arm/neon-testgen.ml: New file. Generate NEON tests
10510 * config/arm/neon.md: New file. Define NEON instructions.
10511 * config/arm/neon.ml: New file. Abstract description of NEON
10512 instructions, used to generate arm_neon.h header, documentation and
10514 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
10515 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
10517 * doc/extend.texi (ARM Built-in Functions): Rename and remove
10519 (ARM NEON Intrinsics): New subsection.
10520 * doc/arm-neon-intrinsics.texi: New (autogenerated).
10522 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
10524 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
10527 2007-07-24 Jan Hubicka <jh@suse.cz>
10529 * regclass.c (move_table): New type.
10530 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
10531 (init_move_cost): Break out from ...
10532 (init_reg_sets_1): ... here; simplify computation of
10533 have_regs-of_mode and contains_reg_of_mode.
10534 (record_reg_classes): Unswitch internal loops.
10535 (copy_cost): Trigger lazy initialization of move cost
10536 (record_address_regs): Likewise.
10538 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
10540 * config/darwin.c (darwin_override_options): Don't force on
10541 flag_var_tracking_uninit when no debug info is requested.
10543 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10545 * cfgloop.c (init_loops_structure): New function.
10546 (flow_loops_find): Create root of the loop tree unconditionally.
10548 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
10550 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
10552 2007-07-24 Jan Hubicka <jh@suse.cz>
10554 * caller-save.c: Include ggc.h, gt-caller-save.h
10555 (reg_save_code, reg_restore_code): Rename to ...
10556 (cached_reg_save_code, cached_reg_restore_code): ... those.
10557 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
10558 (reg_save_code, reg_restore_code): New functions.
10559 (init_caller_save): Do not intialize
10560 reg_save_code/reg_restore_code tables.
10561 * Makefile.in: (gt-caller-save.h): New.
10563 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
10565 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
10566 with the mode of the original operand instead of
10569 2007-07-23 Jan Hubicka <jH@suse.cz>
10571 * i386.c (ix86_secondary_memory_needed): Break out to...
10572 (inline_secondary_memory_needed): ... here.
10573 (ix86_memory_move_cost): Break out to ...
10574 (inline_memory_move_cost): ... here; add support for IN value of 2 for
10575 maximum of input and output; fix handling of Q_REGS on 64bit.
10576 (ix86_secondary_memory_needed): Microoptimize.
10578 2007-07-23 Sebastian Pop <sebpop@gmail.com>
10580 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
10581 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
10582 stmts_from_loop, known_dependences_p, build_rdg): New.
10583 * tree-data-ref.h: Depends on graphds.h.
10584 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
10585 (build_rdg): Declared.
10586 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
10588 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
10590 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
10593 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
10594 Jakub Jelinek <jakub@redhat.com>
10596 PR middle-end/PR28690
10597 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
10599 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
10600 and MEM_POINTER operands over REG and MEM operands.
10601 (swap_commutative_operands_p): Change return value to bool.
10602 * rtl.h: Update the corresponding prototype.
10603 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
10604 instead of gen_rtx_PLUS.
10605 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
10606 value to bool. Change function arguments to rtx's and update code
10608 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
10609 calls to match the new declaration.
10610 * simplify-rtx.c (simplify_associative_operation): Don't
10611 reorder simplify_binary_operation arguments.
10613 2007-07-23 Richard Sandiford <richard@codesourcery.com>
10615 * config/mips/mips.c (override_options): Use mips_costs to derive
10616 the default branch cost.
10617 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
10619 * config/mips/mips.opt (mbranch-cost=): New option.
10620 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
10622 2007-07-23 Richard Sandiford <richard@codesourcery.com>
10624 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
10625 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
10626 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
10627 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
10629 2007-07-23 Richard Sandiford <richard@codesourcery.com>
10631 * config/mips/constraints.md (ks): New constraint.
10632 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
10633 (*add<mode>3_mips16): ...here.
10635 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
10637 * optabs.h (enum optab_index): Add new OTI_signbit.
10638 (signbit_optab): Define corresponding macro.
10639 (enum insn_code signbit_optab[]): Remove array.
10640 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
10641 (expand_copysign_absneg): If back end provides signbit insn, use it
10642 instead of bit operations on floating point argument.
10643 * builtins.c (enum insn_code signbit_optab[]): Remove array.
10644 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
10645 for availability of signbit insn.
10647 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
10648 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
10649 SSE mode is not active.
10650 (isinf<mode>2): Disable for mfpmath=sse,387.
10652 2007-07-22 Ben Elliston <bje@au.ibm.com>
10654 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
10656 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
10658 2007-07-20 Richard Guenther <rguenther@suse.de>
10660 * tree-cfg.c (verify_expr): COND_EXPRs can have any
10661 integral typed condition.
10662 * tree-ssa.c (useless_type_conversion_p): Do not preserve
10663 booleanness. Only preserve conversions from a non-base
10664 type to a base type, not in general between types with
10665 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
10666 * tree.def (COND_EXPR): Document that the condition
10667 can be of any integral type.
10669 2007-07-20 Nigel Stephens <nigel@mips.com>
10670 Richard Sandiford <richard@codesourcery.com>
10672 * config/mips/mips.h (mips_dwarf_regno): Declare.
10673 (DBX_REGISTER_NUMBER): Remove redundant brackets.
10674 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
10675 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
10676 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
10677 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
10678 (REG_CLASS_NAMES): Update accordingly.
10679 * config/mips/mips.c (mips_dwarf_regno): New array.
10680 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
10681 (mips_subword): Remove special handling for accumulator registers.
10682 (override_options): Initiailize mips_dwarf_regno. Remove use
10684 (mips_swap_registers): New function.
10685 (mips_conditional_register_usage): Swap accumulator registers
10686 around if TARGET_LITTLE_ENDIAN.
10687 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
10688 * config/mips/constraints.md (h, l): Use the endianness to choose
10689 between MD0_REG and MD1_REG.
10690 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
10691 alternative-dependent template.
10693 2007-07-20 Richard Sandiford <richard@codesourcery.com>
10695 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
10698 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10700 * function.c (thread_prologue_and_epilogue_insns): Fix exit
10701 predecessor fallthru flags.
10703 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10705 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
10706 of compare to the same type.
10707 * cfgloopmanip.c (add_loop): Update information about loop exits.
10708 (loop_version): Remove the innermost loop requirement.
10709 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
10710 to sizetype for pointers.
10712 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
10714 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
10715 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
10716 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
10718 * config/dfp-bit.c: Empty for TFmode conversions.
10720 2007-07-18 Caroline Tice <ctice@apple.com>
10722 * var-tracking.c (find_src_status): Check for COND_EXEC insns
10723 and handle them correctly; check that src is not NULL before
10725 (find_src_set_src): Likewise.
10727 2007-07-18 Bob Wilson <bob.wilson@acm.org>
10729 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
10730 (struct alignment_context, init_alignment_context): New.
10731 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
10732 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
10733 (XCHAL_HAVE_S32C1I): Likewise.
10734 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
10735 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
10736 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
10737 (ATOMIC, HQI): New macros.
10738 (memory_barrier, *memory_barrier): New.
10739 (sync_lock_releasesi): New.
10740 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
10741 (sync_lock_test_and_set<mode>): New.
10742 (sync_<atomic><mode>): New.
10743 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
10744 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
10745 (xtensa_expand_atomic): New.
10747 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10751 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
10752 transformation for builtin ISNORMAL.
10753 (expand_builtin): Handle BUILT_IN_ISNORMAL.
10754 * builtins.def (BUILT_IN_ISNORMAL): New.
10755 * doc/extend.texi: Document isnormal.
10757 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10761 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
10762 optabs infrastructure. Provide generic implementation for
10764 (expand_builtin): Handle FINITE/ISFINITE.
10765 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
10766 (fold_builtin_1): Likewise.
10768 * builtins.def (BUILT_IN_ISFINITE): New.
10770 * doc/extend.texi: Document isfinite.
10772 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10775 PR middle-end/20558
10777 * builtins.c (expand_builtin_interclass_mathfn): Provide a
10778 generic fallback for isinf.
10779 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
10780 calculation code ...
10781 * real.c (get_max_float): ... to here.
10782 * real.h (get_max_float): New.
10784 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10786 PR middle-end/32668
10788 * builtin-attrs.def (ATTR_TYPEGENERIC,
10789 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
10791 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
10792 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
10793 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
10794 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
10796 * c-common.c (handle_type_generic_attribute): New.
10797 (c_common_attribute_table): Add "type generic".
10799 * c-typeck.c (convert_arguments): Handle "type generic" functions.
10801 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
10803 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
10804 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
10807 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
10810 * config/cris/cris.c (cris_print_index): Don't use XEXP before
10811 checking that the operand is an expression.
10813 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
10814 Danny Smith <dannysmith@users.sourceforge.net>
10817 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
10818 file mapping object in local namespace if Windows version later
10821 2007-07-18 Richard Sandiford <richard@codesourcery.com>
10823 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
10824 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
10825 arm_cannot_force_const_mem.
10826 (arm_cannot_force_const_mem): New function.
10827 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
10828 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
10829 of arm_tls_referenced_p.
10830 * config/arm/arm.md (movsi): Split out-of-section constants when
10831 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
10832 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
10834 2007-07-18 Richard Sandiford <richard@codesourcery.com>
10836 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
10838 2007-07-18 Richard Sandiford <richard@codesourcery.com>
10840 * config/mips/mips.md (*extendqihi2): Convert the destination
10843 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10845 * config/pa/fptr.c: Update license header.
10846 * config/pa/milli64.S: Likewise.
10848 2007-07-17 Nick Clifton <nickc@redhat.com>
10850 * COPYING_v3: New file. Contains version 3 of the GNU General
10852 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
10853 Lesser General Public License.
10854 * doc/include/gpl_v3.texi: New file. Contains version 3 of
10855 the GNU General Public License.
10857 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
10859 PR rtl-optimization/32773
10860 * cfglayout.c (force_one_exit_fallthru): New function.
10861 (cfg_layout_finalize): Use it.
10863 2007-07-16 Richard Guenther <rguenther@suse.de>
10864 Uros Bizjak <ubizjak@gmail.com>
10866 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
10867 before forcing it to gimple operand.
10869 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
10870 David Ung <davidu@mips.com>
10872 * config/mips/mips.h (TUNE_24K): Define.
10873 (TUNE_MACC_CHAINS): Add TUNE_24K.
10874 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
10876 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
10877 (r74k_int_madd): .. this new reservation.
10878 (define_bypass): Fixed bypasses for r74k_int_madd to use
10879 mips_linked_madd_p.
10880 * config/mips/24k.md (define_bypass): Define new
10881 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
10883 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
10884 Nigel Stephens <nigel@mips.com>
10886 * config/mips/mips.md: Include 20kc.md.
10887 * config/mips/20kc.md: New file.
10888 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
10889 (mips_adjust_cost): Tweak for 20Kc.
10890 (mips_issue_rate): Likewise.
10891 * config/mips/mips.h (TUNE_20KC): Define.
10893 2007-07-16 David Edelsohn <edelsohn@gnu.og>
10895 * config/rs6000/rs6000.c (struct processor_cost): Add
10896 cache_line_size, l1_cache_lines, and simultaneous_prefetches
10898 (*_cost): Add cache information.
10899 (rs6000_override_options): Set cache parameters.
10901 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10904 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
10905 * doc/install.texi (mips-sgi-irix6): pthread support works now.
10907 2007-07-16 Paul Brook <paul@codesourcery.com>
10910 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
10911 (cirrus_thumb2_movsi_insn): Ditto.
10913 2007-07-15 Geoffrey Keating <geoffk@apple.com>
10915 * config/rs6000/darwin-fallback.c (interpret_libc): Change
10916 CR2_REGNO to R_CR2.
10918 2007-07-15 Andrew Haley <aph@redhat.com>
10920 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
10921 before looking in the context.
10923 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10925 PR middle-end/32398
10926 PR middle-end/32769
10927 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
10928 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
10929 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
10930 (pa_output_function_prologue): Use rp_saved and
10931 current_function_is_leaf to generate .CALLINFO statement.
10932 (hppa_expand_prologue): Set rp_saved.
10933 (hppa_expand_epilogue): Use rp_saved.
10934 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
10935 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
10937 2007-07-14 Dirk Mueller <dmueller@suse.de>
10939 * omega.c (coalesce): Fix memory leak on early exit.
10940 * matrix-reorg.c (check_allocation_function): Likewise.
10941 * tree-vect-transform.c (vect_get_new_vect_var): free result
10943 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
10944 pass pointer to edge vector
10945 (partition_hot_cold_basic_blocks): Fix memory leak.
10946 * collect2.c (prefix_from_string): Free temporary storage.
10947 * reload1.c (fixup_abnormal_edges): Free sbitmap.
10949 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
10951 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
10952 (DO_GLOBAL_DTORS_BODY): Likewise.
10954 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
10955 Nigel Stephens <nigel@mips.com>
10957 * config/mips/mips.c (mips_classify_symbol): Don't return
10958 SYMBOL_SMALL_DATA for constant pool addresses if
10959 TARGET_EMBEDDED_DATA is true.
10961 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
10963 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
10964 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
10965 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
10966 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
10967 __builtin_ia32_storehps, __builtin_ia32_storelps,
10968 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
10969 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
10970 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
10971 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
10972 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
10973 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
10974 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
10975 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
10976 using def_builtin_const.
10978 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
10980 PR tree-optimization/32705
10981 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
10982 (simplify_binary_expression): Use SSA_VAL consistently.
10984 2007-07-13 David Edelsohn <edelsohn@gnu.org>
10986 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
10987 (SPEFSCR_REGNO): Delete definition.
10988 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
10989 COUNT_REGISTER_REGNUM -> CTR_REGNO.
10990 * config/rs6000/rs6000.h: Do not define *_REGNO.
10991 LINK_REGISTER_REGNUM -> LR_REGNO.
10992 COUNT_REGISTER_REGNUM -> CTR_REGNO.
10993 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
10994 COUNT_REGISTER_REGNUM -> CTR_REGNO.
10995 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
10996 R_VRSAVE, R_VSCR. Use them.
10997 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
10998 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
10999 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
11000 * config/rs6000/aix.h: Define R_LR. Use it.
11002 2007-07-13 Caroline Tice <ctice@apple.com>
11004 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
11005 flag_var_tracking is explicitly turned off (i.e. when variable
11006 tracking is not feasible); otherwise, turn flag_var_tracking on when
11007 flag_var_tracking_uninit is on.
11008 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
11009 note definitions, to allow recording of initialization status in the
11011 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
11012 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
11013 determine if two note locations are equal.
11014 (output_loc_list): Don't output list entries whose start & end labels
11016 (reg_loc_descriptor): Add parameter for initialization status; pass it
11017 to other loc descriptor functions.
11018 (one_reg_loc_descriptor): Add parameter for initialization status;
11019 check its value and add DW_OP_GNU_uninit to returned loc descr if
11021 (multiple_reg_loc_descriptor): Add parameter for initialization
11023 pass init status argument to other loc descriptor functions; check
11024 value of intialization parameter and add DW_OP_GNU_uninit to returned
11025 loc descr if appropriate.
11026 (based_loc_descr): Add parameter for initialization status; add new
11027 variable for return value; check value of initialization parameter and
11028 add DW_OP_GNU_uninit to returned loc descr if appropriate.
11029 (concatn_mem_loc_descriptor): Add parameter for initialization status;
11030 pass init status argument to other loc descriptor functions; check
11031 value of intialization parameter and add DW_OP_GNU_uninit to returned
11032 loc descr if appropriate.
11033 (mem_loc_descriptor): Likewise.
11034 (concat_loc_descriptor): Likewise.
11035 (concatn_loc_descriptor): Likewise.
11036 (loc_descriptor): Add parameter for initialization status; pass it as
11037 argument to other loc descriptor function calls.
11038 (loc_descriptor_from_tree_1): Add appropriate initialization status
11039 to loc descriptor function calls.
11040 (add_location_or_const_value_attribute): Get initialization status
11041 from VAR_LOCATION note; add initialization status to loc descriptor
11043 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
11044 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
11045 status is uninitialized, add "[uninint]" to output.
11046 * common.opt (fvar-tracking-uninit): New option, similar to
11047 fvar-tracking, to turn on tracking of uninitialized variables; creates
11048 a new global flag, flag_var_tracking_uninit.
11049 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
11050 (enum var_init_status): New type, for var initialization status field.
11051 * var-tracking.c (struct location_chain_def): Two new fields, init,
11052 for initialization status, and set_src for the assignment value expr.
11053 (unshare_variable): New parameter for initialization status;
11054 initialize new init and set_src fields.
11055 (var_reg_set): New parameters for initialization status and value;
11056 pass them to set_variable_part.
11057 (var_mem_set): Likewise.
11058 (get_init_value): New function.
11059 (var_reg_delete_and_set): New initialization status & value
11060 parameters; add call to get_init_value if status is unknown; pass new
11061 parameters to clobber_variable_part and var_reg_set.
11062 (var_mem_delete_and_set): Likewise.
11063 (var_reg_delete): Pass null set_src value to clobber_variable_part.
11064 (var_mem_delete): Likewise.
11065 (variable_union): Pass status to unshare_variable; initialize new init
11066 and set_src fields. If flag_var_tracking_uninit is not set, force
11067 status to initialized.
11068 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
11069 used later to get the set_src value.
11070 (find_src_status): New function.
11071 (find_src_set_src): New function.
11072 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
11073 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
11074 MO_SET, get set_src value and pass it to var_reg_delete_and_set
11075 and var_mem_delete_and_set.
11076 (dump_variable): Print out "[uninit]" if appropriate.
11077 (set_variable_part): Add new initialization and set_src parameters;
11078 pass status to unshare_variable; set node->init and node- >set_src
11079 fields and modify slot in hash table appropriately; save the init and
11080 set_src values if appropriate and assign to the new node.
11081 (clobber_variable_part): New set_src parameter; if two nodes have
11082 same variable and same location but different set_src (assignment)
11083 values, clobber old node.
11084 (delete_variable_part): Pass init status to unshare_variable.
11085 (emit_note_insn_var_location): Add initialized var; assign var's init
11086 status to new 'initialized'; pass new init status field to calls to
11087 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
11088 status to initialized.
11089 (emit_notes_in_bb): Pass initialization status to calls to
11090 var_reg_set, var_mem_set, var_reg_delete_and_set and
11091 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
11092 var_reg_delete_and_set and var_mem_delete_and_set; call
11093 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
11094 make up for change in add_stores.
11095 (vt_add_function_parameters): Add status to calls to
11097 * config/darwin.c (darwin_override_options): Turn on uninitialized
11098 tracking automatically, if var_tracking is on and the system is
11101 2007-07-13 Sa Liu <saliu@de.ibm.com>
11103 * config.gcc: Add options for arch and tune on SPU.
11104 * config/spu/predicates.md: Add constant operands 0 and 1.
11105 * config/spu/spu-builtins.def: Add builtins for double precision
11106 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
11107 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
11109 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
11111 * config/spu/spu-protos.h: Add new function prototypes.
11112 * config/spu/spu.c (spu_override_options): Check options -march and
11114 (spu_comp_icode): Add comparison code for DFmode and vector mode.
11115 (spu_emit_branch_or_set): Use the new code for DFmode and vector
11117 (spu_const_from_int): New. Create a vector constant from 4 ints.
11118 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
11119 (spu_emit_vector_compare): New. Emit vector compare.
11120 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
11121 * config/spu/spu.h: Add options -march and -mtune. Define processor
11122 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
11123 CANONICALIZE_COMPARISON.
11124 * config/spu/spu.md: Add new insns for double precision compare
11125 and double precision vector compare. Add vcond and smax/smin patterns
11126 to enable DFmode vector conditional expression.
11127 * config/spu/spu.opt: Add options -march and -mtune.
11128 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
11129 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
11130 both CELL and CELLEDP targets: spu_testsv.
11131 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
11134 2007-07-13 Richard Guenther <rguenther@suse.de>
11136 PR tree-optimization/32721
11137 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
11138 TREE_THIS_VOLATILE on the folded reference.
11139 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
11140 if the array reference has TREE_THIS_VOLATILE set.
11142 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
11145 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
11147 2007-07-13 Andreas Schwab <schwab@suse.de>
11149 * gengtype-lex.l: Allow declarations to be indented.
11151 2007-07-12 Geoffrey Keating <geoffk@apple.com>
11153 * ginclude/tgmath.h: New.
11154 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
11155 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
11156 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
11157 * configure: Regenerate.
11159 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
11161 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
11162 correct index when setting register save state for xd
11165 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
11167 * config/sh/sh.c (mark_use): Remove.
11169 2007-07-12 Paul Brook <paul@codesourcery.com>
11171 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
11172 reg does not overlap return value.
11174 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
11176 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
11177 (set_expression_vuses): Ditto.
11178 (init_pre): Initialize expression_vuses.
11180 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11182 * config/i386/sse.md (storentdf, storentsf): New.
11184 2007-07-12 Geoffrey Keating <geoffk@apple.com>
11186 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
11188 * tree.c (build_decl_stat): Move code from here...
11189 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
11190 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
11191 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
11192 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
11193 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
11196 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
11197 Devang Patel <dpatel@apple.com>
11199 PR tree-optimization/25413
11200 * targhooks.c (default_builtin_vector_alignment_reachable): New.
11201 * targhooks.h (default_builtin_vector_alignment_reachable): New.
11202 * tree.h (contains_packed_reference): New.
11203 * expr.c (contains_packed_reference): New.
11204 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
11205 (vect_enhance_data_refs_alignment): Call
11206 vector_alignment_reachable_p.
11207 * target.h (vector_alignment_reachable): New builtin.
11208 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
11209 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
11210 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
11212 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
11214 * target.h (builtin_vectorization_cost): Add new target builtin.
11215 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
11216 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
11217 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
11218 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
11219 uninitialized variables.
11220 * tree-vect-transform.c (cost_for_stmt): New function.
11221 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
11222 using cost 1 for all scalar stmts. Be less conservative when
11223 estimating the number of prologue/epulogue iterations. Call
11224 targetm.vectorize.builtin_vectorization_cost. Return
11225 min_profitable_iters-1.
11226 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
11227 initialization cost instead of TARG_VEC_STMT_COST. Use
11228 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
11229 epilogue code. Fix epilogue cost computation.
11230 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
11231 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
11232 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
11233 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
11234 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
11235 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
11237 2007-07-12 Richard Guenther <rguenther@suse.de>
11239 * gimplify.c (gimplify_conversion): Make sure that the result
11240 from maybe_fold_offset_to_reference is trivially convertible
11241 to the desired type before doing the simplification.
11242 (gimplify_expr): Likewise.
11243 * fold-const.c (fold_binary): Use the correct types for
11244 building the simplified expression.
11246 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11248 PR rtl-optimization/32729
11249 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
11250 that fallthru to exit.
11252 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
11254 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
11255 (symDTPOFF2reg): Likewise.
11257 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
11259 PR tree-optimization/32663
11261 * tree.h (VALUE_HANDLE_VUSES): Remove.
11262 (struct tree_value_handle): Remove vuses.
11264 * tree-vn.c (create_value_handle_for_expr): Don't set
11265 VALUE_HANDLE_VUSES.
11267 * tree-ssa-pre.c (expression_vuses): New.
11268 (alloc_expression_id): Set up expression_vuses.
11269 (get_expression_vuses): New.
11270 (set_expression_vuses): Ditto.
11271 (clear_expression_ids): Modify for expression_vuses.
11272 (phi_translate_1): Ditto.
11273 (phi_translate_set): Ditto.
11274 (value_dies_in_block_x): Ditto
11275 (valid_in_sets): Ditto.
11276 (add_to_sets): Ditto.
11277 (find_existing_value_expr): Ditto.
11278 (create_value_handle_for_expr): Ditto.
11279 (make_values_for_stmt): Ditto.
11280 (vuse_equiv): Remove.
11282 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
11284 * Makefile.in (mostlyclean): Remove object files.
11286 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
11288 * toplev.c (no_new_pseudos): Deleted.
11289 * rtl.h (no_new_pseudos): Deleted.
11290 * tree-pass.h (pass_no_new_pseudos): Deleted.
11291 * passes.c (pass_no_new_pseudos): Deleted.
11292 * final.c (rest_of_clean_state): Removed no_new_pseudos.
11293 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
11294 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
11296 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
11297 * rtlhooks.c (gen_lowpart_general): Ditto.
11298 * optabs.c (prepare_operand): Ditto.
11299 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
11301 * modulo-sched.c (rest_of_handle_sms): Ditto.
11302 * see.c (rest_of_handle_see): Ditto.
11303 * ifcvt.c (if_convert): Ditto.
11304 (gate_handle_if_after_combine): Replaced no_new_pseudos with
11306 * init-regs.c (gate_initialize_regs): Deleted set of
11308 * lower-subreg.c (decompose_multiword_subregs): Ditto.
11309 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
11310 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
11312 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
11315 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
11316 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
11317 (*vec_extractv2di_1_rex64): New insn pattern.
11319 2007-07-11 David Daney <ddaney@avtrex.com>
11321 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
11322 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
11323 for SIGNAL_UNWIND_RETURN_COLUMN.
11324 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
11325 (DWARF_FRAME_REGNUM): Rewrite.
11326 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
11328 2007-07-11 Nick Clifton <nickc@redhat.com>
11330 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
11331 delta and use gen_int_mode in place of GET_INT instead.
11333 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
11335 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
11338 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
11340 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
11341 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
11343 * params.h (VERIFY_CANONICAL_TYPES): Remove.
11344 (USE_CANONICAL_TYPES): New.
11345 * doc/invoke.texi (verify-canonical-types): Remove.
11346 (use-canonical-types): Add.
11348 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
11350 * config/spu/spu.c (spu_optimization_options): Remove setting of
11351 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
11352 (spu_override_options): Move it here.
11354 2007-07-11 Richard Sandiford <richard@codesourcery.com>
11356 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
11357 * config/mips/mips.c (mips_cpu_info_table): Mention
11358 MIPS_ISA_LEVEL_SPEC in the comment.
11360 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
11362 PR tree-optimization/32713
11363 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
11365 2007-07-11 Paolo Carlini <pcarlini@suse.de>
11367 PR middle-end/30482
11368 * c-opts.c (c_common_post_options): Do not change flag_complex_method
11369 conditional to flag_isoc99.
11370 (c_common_init_options): Do it here, unconditionally.
11372 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
11374 PR tree-optimization/32589
11375 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
11376 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
11377 * tree-ssa-propagate.c (valid_gimple_expression_p): New
11378 predicate, extracted from...
11379 (set_rhs): ...here. Call it for the expression on entry.
11380 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
11381 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
11382 (simplify_binary_expression): Use valid_gimple_expression_p
11383 to validate the simplification.
11384 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
11386 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
11388 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
11389 DWARF2_DEBUG on 32 bit target too.
11390 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
11392 2007-07-11 Nick Clifton <nickc@redhat.com>
11394 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
11395 version for 64-bit hosts.
11397 2007-07-10 David Daney <ddaney@avtrex.com>
11399 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
11401 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
11403 * config/mips/mips.c (mips_expand_synci_loop): New function.
11404 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
11405 (UNSPEC_RDHWR): Same.
11406 (UNSPEC_SYNCI): Same.
11407 (UNSPEC_SYNC): Same.
11408 (clear_cache): New expand.
11412 (clear_hazard): Same.
11413 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
11415 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
11416 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
11418 2007-07-10 Ian Lance Taylor <iant@google.com>
11420 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
11423 2007-07-10 David Daney <ddaney@avtrex.com>
11425 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
11426 * builtins.c (expand_builtin___clear_cache): New function.
11427 (expand_builtin): Call expand_builtin___clear_cache for
11428 BUILT_IN_CLEAR_CACHE case.
11429 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
11430 * doc/md.texi (clear_cache): Document new instruction pattern.
11431 * testsuite/gcc.dg/builtins-64.c: New test.
11433 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
11435 * config/cris/cris.md ("movsi"): Fix typo in last change.
11437 2007-07-09 Geoffrey Keating <geoffk@apple.com>
11440 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
11442 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
11443 * varasm.c (assemble_start_function): Honor DECL_ALIGN
11444 for FUNCTION_DECLs. Don't use align_functions_log if
11446 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
11447 even for FUNCTION_DECLs.
11448 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
11450 * tree.h (DECL_ALIGN): Update for new location of 'align'.
11451 (DECL_FUNCTION_CODE): Update for new location and name of
11453 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
11454 (struct tree_decl_common): Move 'align' and 'off_align' out
11455 of union, ensure they're still on a 32-bit boundary. Remove
11456 other fields in union 'u1'.
11457 (struct tree_function_decl): Add field 'function_code' replacing
11458 'u1.f' in tree_decl_common.
11459 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
11460 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
11461 (Variable Attributes): Cross-reference 'aligned' attribute
11462 to Function Attributes.
11463 * flags.h (force_align_functions_log): Delete.
11464 * toplev.c (force_align_functions_log): Delete.
11466 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
11469 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
11470 (*vec_concatv2di_rex): New insn pattern.
11472 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11475 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
11477 2007-07-10 Ian Lance Taylor <iant@google.com>
11479 Replace no_new_pseudos in backends.
11480 * rtl.h (can_create_pseudo_p): Define.
11481 * config/darwin.c (machopic_indirect_data_reference): Use
11482 can_create_pseudo_p () instead of no_new_pseudos.
11483 (machopic_indirect_data_reference): Likewise.
11484 (machopic_legitimize_pic_address): Likewise.
11485 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
11486 (alpha_emit_set_const_1): Likewise.
11487 (alpha_emit_set_const): Likewise.
11488 (alpha_emit_conditional_move): Likewise.
11489 (alpha_split_conditional_move): Likewise.
11490 * config/alpha/alpha.md (various splitters): Likewise.
11492 * config/arm/arm.c (legitimize_pic_address): Likewise.
11493 (arm_load_pic_register): Likewise.
11494 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
11495 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
11496 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
11497 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
11498 * config/cris/cris.md (movsi): Likewise.
11499 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
11500 (symGOTOFF2reg_hilo): Likewise.
11501 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
11502 * config/h8300/h8300.md (insv, extzv): Likewise.
11503 * config/i386/i386.c (ix86_expand_move): Likewise.
11504 (ix86_expand_vector_move): Likewise.
11505 (ix86_prepare_fp_compare_args): Likewise.
11506 (ix86_expand_carry_flag_compare): Likewise.
11507 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
11508 (tls_dynamic_gnu2_combine_32): Likewise.
11509 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
11510 * config/ia64/ia64.c (ia64_expand_move): Likewise.
11511 (ia64_expand_movxf_movrf): Likewise.
11512 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
11513 (m32c_split_move): Likewise.
11514 (m32c_expand_insv): Likewise.
11515 * config/m68k/m68k.md (movsi): Likewise.
11516 * config/mips/mips.c (mips_force_temporary): Likewise.
11517 (mips_split_symbol): Likewise.
11518 (mips_move_integer): Likewise.
11519 (mips_legitimize_const_move): Likewise.
11520 * config/mn10300/mn10300.md (movsi): Likewise.
11521 * config/pa/pa.c (emit_move_sequence): Likewise.
11522 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11523 (rs6000_got_register): Likewise.
11524 (create_TOC_reference): Likewise.
11525 (rs6000_machopic_legitimize_pic_address): Likewise.
11526 * config/rs6000/rs6000.md (add<mode>3): Likewise.
11527 (various splitters): Likewise.
11528 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
11529 (movsi_got): Likewise.
11530 * config/s390/s390.c (emit_symbolic_move): Likewise.
11531 * config/s390/s390.md (movhi, movqi): Likewise.
11532 (load_multiple, store_multiple): Likewise.
11533 * config/score/score.c (score_force_temporary): Likewise.
11534 * config/sh/sh.c (prepare_move_operands): Likewise.
11535 (prepare_cbranch_operands): Likewise.
11536 (emit_fpu_switch): Likewise.
11537 (fpscr_set_from_mem): Likewise.
11538 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
11539 (adddi3, subsi3): Likewise.
11540 (various splitters): Likewise.
11541 (divsi_inv_fp_combine): Likewise.
11542 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
11543 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
11545 * config/sh/predicates.md (xor_operand): Likewise.
11546 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
11547 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
11548 (movdi_pic_label_ref): Likewise.
11549 * config/spu/spu.c (spu_split_immediate): Likewise.
11550 * config/alpha/alpha.md (various splitters): Remove test
11551 !no_new_pseudos || reload_completed.
11552 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
11554 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
11555 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
11556 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
11557 * config/score/score.c (th_output_mi_thunk): Likewise.
11558 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
11559 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11561 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
11563 PR rtl-optimization/32664
11564 * mode-switching.c (create_pre_exit): Skip barrier insns.
11566 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
11568 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
11569 force_gimple_operand_bsi.
11570 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
11571 rewrite_use_compare): Ditto.
11572 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
11574 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
11575 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
11576 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
11577 * tree-profile.c (prepare_instrumented_value,
11578 tree_gen_interval_profiler, tree_gen_pow2_profiler,
11579 tree_gen_one_value_profiler, tree_gen_ic_profiler,
11580 tree_gen_ic_func_profiler, tree_gen_average_profiler,
11581 tree_gen_ior_profiler): Ditto.
11582 * tree-ssa-reassoc.c (negate_value): Ditto.
11583 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
11584 Use force_gimple_operand_bsi.
11585 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
11586 * tree-if-conv.c (add_to_dst_predicate_list,
11587 find_phi_replacement_condition): Ditto.
11588 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
11589 Call mark_symbols_for_renaming for new statements.
11590 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
11592 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
11594 * cfghooks.c (remove_edge): New function.
11595 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
11597 * cfghooks.h (remove_edge): Declare.
11598 * cfg.c (remove_edge): Renamed to remove_edge_raw.
11599 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
11601 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
11603 * optabs.h: Added declaration for signbit_optab.
11604 * optabs.c: (init_optabs): Added initialization for signbit_optab.
11605 * genoptinit.c (optabs): Added entry for signbit insns.
11606 * builtins.c (expand_builtin_signbit): Added code to use a signbit
11607 insn, if available.
11608 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
11609 * config/s390/s390.md (signbit<mode>2): New expander.
11611 2007-07-09 Richard Guenther <rguenther@suse.de>
11613 PR middle-end/32698
11614 * fold-const.c (fold_plusminus_mult_expr): Move constant
11615 arguments second to allow decomposing.
11617 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
11620 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
11622 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
11623 Disregard DECL_FROM_INLINE.
11625 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
11628 * doc/invoke.texi: Add ftree-reassoc flag.
11629 * common.opt (ftree-reassoc): New flag.
11630 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
11631 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
11633 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
11635 PR tree-optimization/32681
11636 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
11637 saved in second_edge->aux when first_bb is a loop header.
11639 2007-07-09 Jan HUbicka <jh@suse.cz>
11641 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
11643 2007-07-09 Richard Guenther <rguenther@suse.de>
11645 * c-decl.c (start_function): Do not promote return type.
11647 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
11649 * function.c (do_warn_unused_parameter): Do not warn if
11650 TREE_NO_WARNING is set.
11652 2007-07-08 Andreas Schwab <schwab@suse.de>
11654 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
11656 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
11659 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
11661 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
11662 apply to assembly language, too.
11663 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
11665 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
11667 Revert (note the sccvn portions are *not* reverted)
11668 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
11670 Fix PR tree-optimization/23488
11672 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
11674 * tree-flow-inline.h (get_value_handle): Ditto.
11675 * tree-ssa-pre.c (decl_vh_map): New.
11676 (decl_node_pool): New.
11677 (can_value_number_operation): Support DECL_P.
11678 (can_PRE_operation): Ditto.
11679 (create_expression_by_pieces): Ditto.
11680 (find_existing_value_expr): Modify to differnetiate between
11681 addressing and top level.
11682 (create_value_handle_for_expr): Handle DECL's.
11683 (poolify_tree): Ditto.
11684 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
11685 (make_values_for_stmt): Handle DECL's properly.
11686 (init_pre): Reorg to not init useless things during FRE.
11688 * tree-flow.h: Include pointer-set.h.
11689 (decl_vh_map): Declare.
11690 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
11692 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
11694 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
11695 the constraint description.
11696 * doc/md.texi: Update documentation of AVR constraints.
11698 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
11700 * auto-inc-dec.c, config/arm/arm.c,
11701 config/m32r/constraints.md, config/mips/mips.md,
11702 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
11703 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
11704 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
11705 typos. Follow spelling conventions.
11706 * doc/invoke.texi, doc/rtl.texi: Fix typos.
11708 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
11709 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
11711 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
11712 realloc_vuse): Remove.
11713 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
11716 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
11718 Fix PR tree-optimization/23488
11720 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
11721 (try_to_simplify): Ditto.
11722 (visit_use): Ditto.
11723 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
11725 * tree-flow-inline.h (get_value_handle): Ditto.
11726 * tree-ssa-pre.c (decl_vh_map): New.
11727 (decl_node_pool): New.
11728 (can_value_number_operation): Support DECL_P.
11729 (can_PRE_operation): Ditto.
11730 (create_expression_by_pieces): Ditto.
11731 (find_existing_value_expr): Modify to differnetiate between
11732 addressing and top level.
11733 (create_value_handle_for_expr): Handle DECL's.
11734 (poolify_tree): Ditto.
11735 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
11736 (make_values_for_stmt): Handle DECL's properly.
11737 (init_pre): Reorg to not init useless things during FRE.
11739 * tree-flow.h: Include pointer-set.h.
11740 (decl_vh_map): Declare.
11741 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
11743 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
11745 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
11746 apply to assembly language, too.
11747 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
11749 2007-07-06 Ian Lance Taylor <iant@google.com>
11750 Zack Weinberg <zackw@panix.com>
11752 PR middle-end/32441
11753 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
11755 2007-07-06 Richard Sandiford <richard@codesourcery.com>
11757 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
11758 (prefetch): Likewise if "pref" would be used.
11760 2007-07-06 Josh Conner <jconner@apple.com>
11762 PR middle-end/32602
11763 PR middle-end/32603
11764 * calls.c (store_one_arg): Handle arguments which are partially
11765 on the stack when detecting argument overlap.
11767 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
11769 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
11770 chosen during find_reloads.
11772 2007-07-06 Richard Guenther <rguenther@suse.de>
11774 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
11775 TYPE_ARG_TYPES for verification of argument types. Use
11776 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
11777 parameters as variable arguments.
11779 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
11781 * libgcc2.h (word_type): Type definition removed.
11782 (cmp_return_type, shift_count_type): Type definitions added.
11783 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
11784 replaced with shift_count_type.
11785 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
11787 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
11788 changed from word_type to Wtype.
11789 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
11790 replaced with shift_count_type.
11791 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
11793 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
11794 and libgcc_shift_count attribute added.
11795 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
11796 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
11797 (TARGET_INITIALIZER): New target hooks added.
11798 * targhooks.c (default_libgcc_cmp_return_mode,
11799 default_libgcc_shift_count_mode): Default implementations for the new
11800 target hooks added.
11801 * targhooks.h (default_libgcc_cmp_return_mode,
11802 default_libgcc_shift_count_mode): Function prototypes added.
11803 * target.h (struct gcc_target): Fields for the new target hooks added.
11804 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
11806 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
11809 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
11810 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
11812 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
11813 s390_libgcc_shift_count_mode): Functions added.
11814 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
11815 Target hooks defined.
11817 2007-07-06 Richard Sandiford <richard@codesourcery.com>
11819 * config/mips/mips.c (compute_frame_size): Restore the original
11820 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
11821 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
11822 Document why the difference is needed.
11824 2007-07-06 Richard Guenther <rguenther@suse.de>
11826 * c-common.c (boolean_increment): Use correctly typed
11829 2007-07-06 Richard Sandiford <richard@codesourcery.com>
11831 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
11832 the topmost argument register is not also included in the save mask.
11833 (mips16e_collect_argument_save_p): Take a pointer to the argument
11834 register, rather than a pointer to the number of arguments.
11835 (mips16e_collect_argument_saves): Only include argument saves
11836 that aren't in the register mask.
11838 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
11840 PR rtl-optimization/32450
11841 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
11842 to ensure that instructions are not moved into the prologue when
11843 profiling is on. Remove unused prologue_end variable.
11844 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
11845 as a scheduling barrier.
11847 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
11850 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
11851 Disregard DECL_FROM_INLINE.
11853 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
11855 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
11856 IORing with a constant.
11858 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
11860 PR rtl-optimization/32475
11861 * df-scan.c (df_def_record_1): Add a use of the stack pointer
11862 for every definition of the stack pointer.
11864 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
11866 * arm.c (vfp3_const_double_index): Copy signed results of
11867 REAL_VALUE_TO_INT into unsigned vars.
11869 2007-07-05 Richard Guenther <rguenther@suse.de>
11871 PR middle-end/32639
11872 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
11874 * tree-ssa.c (useless_type_conversion_p): Check canonical
11877 2007-07-05 Anatoly Sokolov <aesok@post.ru>
11879 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
11880 zero_extendhisi2): Change to define_insn_and_split.
11881 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
11883 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
11885 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
11886 pass_match_asm_constraints): New.
11887 * passes.c (init_optimization_passes): Add new pass.
11888 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
11889 * function.h (struct function): Add has_asm_statement bit.
11890 (current_function_has_asm_statement): New.
11891 * tree-pass.h (pass_match_asm_constraints): New.
11893 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
11895 * config/mips/mips.c (mips_file_start): Avoid declaration
11898 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
11900 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
11902 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
11904 * rtl.def (NOTE): Change print format string to print
11905 operand 5 as a note insn name.
11907 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
11908 David Ung <davidu@mips.com>
11910 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
11911 * doc/invoke.texi: (MIPS Options): Document them.
11913 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
11914 David Ung <davidu@mips.com>
11916 Add support for SmartMIPS ASE.
11918 * optabs.c (expand_binop_directly): New, broken out from...
11919 (expand_binop): Here. Make it try rotating in the other
11920 direction even when the second operand isn't constant.
11921 * config/mips/mips.md (*lwxs): New.
11922 * config/mips/mips.opt (msmartmips): New.
11923 * config/mips/mips.c (mips_lwxs_address_p): New.
11924 (mips_rtx_costs): Make it recognize scaled indexed addressing.
11925 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
11926 __mips_smartmips when compiling for TARGET_SMARTMIPS.
11927 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
11928 (ISA_HAS_LWXS): New.
11929 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
11930 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
11931 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
11932 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
11933 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
11934 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
11935 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
11937 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
11939 * tree-vectorizer.c (new_loop_vec_info): Initialize
11940 LOOP_VINFO_COST_MODEL_MIN_ITERS.
11941 * tree-vectorizer.h (_loop_vec_info): Added new filed
11942 min_profitable_iters.
11943 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
11944 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
11945 * tree-vect-analyze.c (vect_analyze_operations): Set
11946 LOOP_VINFO_COST_MODEL_MIN_ITERS.
11947 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
11948 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
11949 Fix calculation of peel_iters_prologue. Move consideration of epilogue
11950 and prologue cost to after they are computed.
11951 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
11952 TARG_VEC_STMT_COST.
11953 (vect_model_simple_cost): Takes additional argument dt. Consider cost
11954 of creating vectors from scalars according to dt.
11955 (vect_model_store_cost): Likewise.
11956 (vectorizable_call): Use dt array instead of scalar dt. Call
11957 vect_model_simple_cost with additional argument dt.
11958 (vectorizable_assignment): Likewise.
11959 (vectorizable_operation): Likewise.
11960 (vectorizable_type_demotion): Likewise.
11961 (vectorizable_type_promotion): Likewise.
11962 (vectorizable_store): Use dt array instead of scalar dt. Call
11963 vect_model_store_cost with additional argument dt.
11964 (vect_do_peeling_for_loop_bound): Don't call
11965 vect_estimate_min_profitable_iters. Instead, lookup
11966 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
11967 "may not be profitable".
11969 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
11972 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
11973 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
11974 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
11975 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
11977 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
11979 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
11980 addressing modes cheaper.
11982 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
11984 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
11985 (dw_ranges_struct): Rename block_num to num. Adjust.
11986 (dw_ranges_by_label_struct): New.
11987 (ranges_by_label, ranges_by_label_allocated,
11988 ranges_by_label_in_use): New variables.
11989 (add_ranges_num): Factored most of the code out of...
11990 (add_ranges): ... this one. Rewrite in terms of the former.
11991 (add_ranges_by_labels): New.
11992 (output_ranges): Output by-label ranges.
11993 (dwarf2out_finish): Output range for multiple-section
11994 compile_unit. Output standard DW_AT_low_pc in addition to
11995 unexpected DW_AT_entry_pc.
11997 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
11999 PR tree-optimization/32604
12000 PR tree-optimization/32606
12002 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
12003 (compute_antic_safe): Removed.
12004 (ANTIC_SAFE_LOADS): Ditto.
12005 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
12006 (execute_pre): Don't call compute_antic_safe.
12007 (vuse_equiv): New function.
12008 (make_values_for_stmt): Use it
12009 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
12012 2007-07-04 Anatoly Sokolov <aesok@post.ru>
12015 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
12016 rather than a decl.
12017 (avr_attribute_table): Make "naked" attribute apply to function types
12018 rather than to decls.
12019 (avr_handle_fntype_attribute): New function.
12021 2007-07-04 Joseph Myers <joseph@codesourcery.com>
12023 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
12026 2007-07-04 David Ung <davidu@mips.com>
12027 Joseph Myers <joseph@codesourcery.com>
12029 * config/mips/mips.md (type): Add logical, signext and move.
12030 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
12031 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
12032 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
12033 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
12034 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
12035 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
12036 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
12037 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
12038 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
12039 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
12040 movv2sf_hardfloat_64bit): Use the new types.
12041 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
12042 *movdf_softfloat, *movdf_mips16): Use "multi".
12043 (extendqihi2): Replace with a define_expand.
12044 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
12045 Based on extend<SHORT:mode><GPR:mode>2 patterns.
12046 * config/mips/74k.md (r74k_int_logical): New reservation and
12048 (r74k_int_arith): Remove "slt".
12049 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
12050 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
12051 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
12052 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
12053 reservations for "arith".
12055 2007-07-04 Richard Guenther <rguenther@suse.de>
12057 * tree-ssa.c (useless_type_conversion_p): Add handling for
12058 scalar float and vector types. Only call the types_compatible_p
12059 langhook for aggregate types as last resort. Follow the
12062 2007-07-04 Richard Guenther <rguenther@suse.de>
12064 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
12065 the same as NOP_EXPR.
12067 2007-07-04 Nick Clifton <nickc@redhat.com>
12069 * target.h (struct gcc_target): Add target_help field.
12070 * target-def.h (TARGET_HELP): New.
12071 (TARGET_INITIALIZER): Use TARGET_HELP.
12072 * opts.c (command_handle_option): Invoke target_help function, if
12073 defined, when the user has specified --target-help on the command
12075 * doc/invoke.texi: Mention that --target-help might print
12076 additional information.
12077 * doc/tm.texi: Document TARGET_HELP hook.
12079 * arm.c (TARGET_HELP): Override default definition.
12080 (arm_target_help): New - display a wrapped list of cores and
12081 architectures supported.
12083 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
12085 * config/v850/v850.c (expand_prologue): Make sure
12086 GEN_INT() argument is sign extended rather than zero extended.
12087 (expand_epilogue): Likewise.
12088 (output_move_double): Delete.
12089 * config/v850/v850-protos.h (output_move_double): Delete.
12090 * config/v850/v850.md (movdi): Delete.
12091 (*movdi_internal): Delete.
12093 (*movdf_internal): Delete.
12095 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12097 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
12098 unless compiling RTP PIC.
12100 2007-07-04 Richard Guenther <rguenther@suse.de>
12102 PR tree-optimization/32482
12103 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
12104 original ssa name if we didn't find a shift expression.
12105 Fix shift constant for bit zero test.
12107 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12109 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
12111 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12113 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
12114 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
12115 * config/arm/vxworks.h (ASM_SPEC): Delete.
12116 (SUBTARGET_EXTRA_ASM_SPEC): Define.
12118 2007-07-04 Sebastian Pop <sebpop@gmail.com>
12120 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
12121 (DDR_REVERSED_P): New.
12122 * tree-data-ref.c (initialize_data_dependence_relation,
12123 build_classic_dist_vector): Set DDR_REVERSED_P.
12125 2007-07-04 Sebastian Pop <sebpop@gmail.com>
12127 PR middle-end/32457
12128 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
12129 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
12130 init_omega_for_ddr_1): Use non conservative number of iterations
12132 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
12133 (analyze_siv_subscript): Remove FIXME and reinitialization of
12134 last_conflicts to chrec_dont_know.
12135 * testsuite/gfortran.dg/vect/pr32457.f90: New.
12137 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
12139 * tree.c (maybe_canonicalize_argtypes): Improve description.
12141 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
12143 * tree.c (maybe_canonicalize_argtypes): New.
12144 (build_function_type): Set canonical type.
12145 (build_method_type_directly): Ditto.
12146 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
12149 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12151 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
12153 (rewrite_use_nonlinear_expr): Likewise.
12155 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
12157 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
12159 2007-07-04 Ben Elliston <bje@au.ibm.com>
12161 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
12164 * c-objc-common.c (c_types_compatible_p): Fix indentation.
12166 * doc/tm.texi (Run-time Target): Capitalise "CPU".
12167 (Exception Handling): Likewise.
12169 2007-07-03 Jan Hubicka <jh@suse.cz>
12171 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
12173 2007-07-03 Eric Christopher <echristo@apple.com>
12175 * doc/cppopts.texi: Add conflicting option note to -dM.
12176 * doc/invoke.texi: Add note about possible conflicts with
12177 -E for -dCHARS and note that -dM will not produce
12178 any results if there is no machine dependent reorg.
12180 2007-07-03 Geoffrey Keating <geoffk@apple.com>
12182 * tree.h (DECL_ALIGN): Back out previous change.
12184 2007-07-03 Joseph Myers <joseph@codesourcery.com>
12186 * configure.ac: Test for .dtprelword support on MIPS.
12187 * configure, config.in: Regenerate.
12188 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
12189 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
12191 2007-07-03 Julian Brown <julian@codesourcery.com>
12193 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
12194 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
12195 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
12196 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
12198 (all_fpus): Add FPUTYPE_VFP3.
12199 (fp_model_for_fpu): Add VFPv3 field.
12200 (arm_rtx_costs_1): Give cost to VFPv3 constants.
12201 (vfp3_const_double_index): New function. Return integer index of
12202 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
12204 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
12205 and argument represents a valid RTX for a VFPv3 constant.
12206 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
12208 (vfp_emit_fstmd): Similar, for fstmd.
12209 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
12210 constants, represented as integer indices.
12211 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
12212 VFP_REGNO_OK_FOR_DOUBLE macros.
12213 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
12214 (arm_file_start): Set float-abi attribute for VFPv3, and output
12215 correct ".fpu" assembler directive.
12216 (arm_dbx_register_numbering): Add FIXME.
12217 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
12218 (fputype): Add FPUTYPE_VFP3.
12219 (FIXED_REGISTERS): Add 32 registers for D16-D31.
12220 (CALL_USED_REGISTERS): Likewise.
12221 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
12222 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
12223 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
12224 (D7_VFP_REGNUM): New.
12225 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
12226 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
12227 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
12228 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
12229 (REG_ALLOC_ORDER): Adjust for VFPv3.
12230 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
12231 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
12232 VFP_LO_REGS, VFP_HI_REGS.
12233 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
12234 (IS_VFP_CLASS): Define macro.
12235 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
12237 (REGISTER_MOVE_COST): Likewise.
12238 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
12239 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
12240 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
12241 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
12242 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
12243 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
12244 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
12245 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
12246 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
12247 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
12248 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
12249 where appropriate for single-word registers.
12250 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
12251 As above. Fix type attributes.
12252 * config/arm/constraints.md (register_contraint "t"): Define.
12253 (register_constraint "w"): Change to D0-D15, or D0-D31 for
12255 (register_constraint "x"): Define.
12256 (constraint "Dv"): Define.
12258 2007-07-03 Geoffrey Keating <geoffk@apple.com>
12260 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
12262 2007-07-03 Tom Tromey <tromey@redhat.com>
12264 * c-parser.c (objc_pq_context): Removed.
12265 (objc_need_raw_identifier): Likewise.
12266 (c_parser) <objc_pq_context>: New field.
12267 <objc_need_raw_identifier>: Likewise.
12268 (OBJC_NEED_RAW_IDENTIFIER): Removed.
12269 (c_lex_one_token): Update.
12270 (c_parser_objc_protocol_definition): Update.
12271 (c_parser_objc_method_definition): Update.
12272 (c_parser_objc_methodproto): Update.
12273 (c_parser_declspecs): Update.
12275 2007-07-03 David Ung <davidu@mips.com>
12277 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
12279 2007-07-03 David Ung <davidu@mips.com>
12280 Richard Sandiford <richard@codesourcery.com>
12282 * doc/invoke.texi: Document -march=74kf3_2.
12283 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
12284 (TUNE_74K): Check for it.
12285 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
12286 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
12287 * config/mips/mips.md (cpu): Add 74kf3_2.
12288 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
12289 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
12290 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
12291 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
12292 74kf3_2 to the CPU list.
12293 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
12294 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
12295 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
12296 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
12297 (r74kf3_2_fxfer_from_c1): New insn reservations.
12299 2007-07-03 Richard Sandiford <richard@codesourcery.com>
12300 David Ung <davidu@mips.com>
12302 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
12303 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
12304 and 74k[fx]. Document aliases for the new options.
12305 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
12306 (PROCESSOR_24KF2_1): ...this.
12307 (PROCESSOR_24KX): Rename to...
12308 (PROCESSOR_24KF1_1): ...this.
12309 (PROCESSOR_74KF): Rename to...
12310 (PROCESSOR_74KF2_1): ...this.
12311 (PROCESSOR_74KX): Rename to...
12312 (PROCESSOR_74KF1_1): ...this.
12313 (TUNE_74K): Update PROCESSOR_* names.
12314 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
12315 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
12316 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
12317 (mips_rtx_cost_data): Update processor names in comments.
12318 (mips_issue_rate): Update PROCESSOR_* names.
12319 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
12320 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
12321 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
12322 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
12323 Update cpu attribute names.
12324 (r24k_fpu_iss): Rename this reservation to...
12325 (r24kf2_1_fpu_iss): ...this and update all uses.
12326 (r24kx_fpu_iss): Rename this reservation to...
12327 (r24kf1_1_fpu_iss): ...this and update all uses.
12328 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
12329 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
12330 Update cpu attribute names.
12332 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
12334 * config/m32r/constraints.md: New file.
12335 * config/m32r/m32r.c: Include tm-constrs.h.
12336 (small_data_operand): Use satisfies_constraint_* instead of macro.
12337 (addr24_operand, gen_compare): Likewise.
12338 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
12339 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
12340 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
12341 EXTRA_CONSTRAINT): Likewise.
12342 * config/m32r/m32r.md: Include constraints.md.
12343 (*movsi_insn): Use satisfies_constraint_* instead of macro.
12344 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
12345 * config/m32r/predicates.md (conditional_move_operand): Likewise.
12346 (two_insn_const_operand, int8_operand, uint16_operand,
12347 reg_or_int16_operand, reg_or_uint16_operand,
12348 reg_or_cmp_int16_operand, cmp_int16_operand,
12349 seth_add3_operand): Likewise.
12351 2007-07-03 Eric Christopher <echristo@gmail.com>
12353 * libgcc2.h: Conditionally declare __bswapsi2 and
12356 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
12358 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
12361 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12364 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
12365 (__gthrw_pragma): Provide default definition.
12366 (__gthrw2): Use it.
12367 * gthr-posix.c (__gthrw_pragma): Define.
12369 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
12371 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
12372 before declaring inequality.
12374 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
12376 * combine.c (recog_for_combine): Log the success or failure of
12377 matching new insn patterns against the machine description in
12380 2007-07-03 Revital Eres <eres@il.ibm.com>
12382 * ddg.c (print_sccs): New function.
12383 (check_sccs): New function.
12384 (create_ddg_all_sccs): Use it.
12385 * ddg.h (print_sccs): Declare.
12386 * modulo-sched.c (sms_order_nodes): Call print_sccs.
12388 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
12390 * targhooks.h (default_mode_for_suffix): New function declaration.
12391 * targhooks.c (default_mode_for_suffix): New default target hook.
12392 * target.h (struct c): New structure in the targetm struct.
12393 (mode_for_suffix): New target hook as part of struct c.
12394 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
12395 default_mode_for_suffix.
12396 (TARGET_C): New define.
12397 * c-lex.c: Include "target.h".
12398 (interpret_float): Use targetm.c.mode_for_suffix to determine
12399 the mode for a given non-standard suffix.
12400 Makefile.in (c-lex.o): Depend on $(TARGET_H).
12402 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
12403 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
12405 * doc/extend.texi (Floating Types): New node. Document __float80 and
12406 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
12408 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
12411 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
12412 predicate instead of target_operand.
12413 (divsi3_i1_media, divsi3_media_2): Likewise.
12415 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
12417 * tree.h (alias_sets_might_conflict_p): Rename into
12418 alias_sets_must_conflict_p.
12419 * alias.c (alias_sets_might_conflict_p): Likewise.
12420 (alias_sets_conflict_p): Use it.
12421 (objects_must_conflict_p): Likewise.
12422 * c-common.c (strict_aliasing_warning): Adjust.
12424 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
12426 * rtlhooks.c (gen_lowpart_if_possible): Check for
12427 invalid subreg before calling gen_lowpart_SUBREG.
12429 2007-07-02 Geoffrey Keating <geoffk@apple.com>
12431 * config/darwin9.h: Add copyright notice.
12432 (LINK_COMMAND_SPEC): Add comment.
12433 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
12434 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
12435 DARWIN_LIBSYSTEM_HAS_UNWIND.
12437 2007-07-02 Jakub Jelinek <jakub@redhat.com>
12440 * omp-low.c (check_combined_parallel): New function.
12441 (lower_omp_parallel): Call it via walk_stmts, set
12442 OMP_PARALLEL_COMBINED if appropriate.
12443 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
12444 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
12445 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
12446 don't consider it as combined parallel.
12448 2007-07-02 Richard Sandiford <richard@codesourcery.com>
12450 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
12451 (gcc_tooldir): Likewise.
12452 * configure: Regenerate.
12453 * Makefile.in (libsubdir_to_prefix): New variable, based on the
12454 old configure.ac gcc_tooldir setting.
12455 (prefix_to_exec_prefix): New variable.
12456 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
12457 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
12459 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
12461 Fix PR tree-optimization/32583
12462 Fix PR tree-optimization/32584
12463 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
12464 (phi_translate_set): Use phi_translate directly now.
12465 (make_values_for_stmt): Don't value number RHS if we already know
12468 2007-07-02 Steve Ellcey <sje@cup.hp.com>
12469 Jim Wilson <wilson@specifix.com>
12472 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
12475 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
12476 Richard Sandiford <richard@codesourcery.com>
12477 Nigel Stephens <nigel@mips.com>
12479 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
12480 (mips16e_output_save_restore): Declare.
12481 (mips16e_save_restore_pattern_p): Likewise.
12482 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
12483 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
12484 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
12485 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
12486 (BITSET_P): New global macro, extracted from...
12487 (mips_for_each_saved_reg): ...here.
12488 (mips16e_save_restore_info): New struct.
12489 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
12490 (mips16e_save_restore_regs): New variable.
12491 (mips_split_plus, mips16e_find_first_register): New functions.
12492 (mips16e_mask_registers): New function.
12493 (compute_frame_size): Expand the commentary before the function.
12494 Enforce the MIPS16e save and restore register range restrictions.
12495 Pad the general register save area at the low end.
12496 (mips16e_save_restore_reg, mips16e_build_save_restore)
12497 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
12498 (mips16e_output_save_restore, mips16e_collect_propagate_value)
12499 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
12501 (mips_expand_prologue, mips_expand_epilogue): Handle
12502 GENERATE_MIPS16E_SAVE_RESTORE.
12503 * config/mips/mips.md (*mips16e_save_restore): New pattern.
12505 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
12507 PR tree-optimization/31966
12508 PR tree-optimization/32533
12509 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
12510 "basic_block" description as its third argument. Update function
12511 calls to get destination bb from "edge" argument. Save "cond" into
12512 aux field of the edge. Update prototype for changed arguments.
12513 (if_convertible_loop_p): Clear aux field of incoming edges if bb
12515 (find_phi_replacement_condition): Operate on incoming edges, not
12516 on predecessor blocks. If there is a condition saved in the
12517 incoming edge aux field, AND it with incoming bb predicate.
12518 Return source bb of the first edge.
12519 (clean_predicate_lists): Clean aux field of outgoing node edges.
12520 (tree_if_conversion): Do not initialize cond variable. Move
12521 variable declaration into the loop.
12522 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
12523 initializations of new_stmt, arg0 and arg1 variables.
12525 2007-07-02 Jakub Jelinek <jakub@redhat.com>
12527 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
12528 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
12530 2007-07-02 Richard Guenther <rguenther@suse.de>
12532 * tree-ssa.c (useless_type_conversion_p): Document
12533 future intent as defining the middle-end type system.
12534 Re-structure to call langhook last, group by type class,
12535 mark questionable parts.
12537 2007-07-02 Richard Guenther <rguenther@suse.de>
12539 * tree-flow.h (types_compatible_p): Declare.
12540 * tree-ssa.c (types_compatible_p): New function.
12541 * ipa-type-escape.c (discover_unique_type): Use
12542 types_compatible_p instead of lang_hooks.types_compatible_p.
12543 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
12544 * tree-vn.c (expressions_equal_p): Likewise.
12545 * tree.c (fields_compatible_p): Likewise.
12546 * tree-ssa-dom.c (avail_expr_eq): Likewise.
12547 (cprop_operand): Use useless_type_conversion_p instead of
12548 lang_hooks.types_compatible_p.
12549 * tree-inline.c (setup_one_parameter): Likewise.
12550 (declare_return_variable): Likewise.
12551 * tree-nrv.c (tree_nrv): Likewise.
12552 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
12553 (maybe_fold_offset_to_component_ref): Likewise.
12554 (maybe_fold_offset_to_reference): Likewise.
12555 * tree-ssa-copy.c (may_propagate_copy): Likewise.
12556 (merge_alias_info): Likewise.
12557 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
12558 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
12559 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
12560 * tree-tailcall.c (find_tail_calls): Likewise.
12561 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
12562 * gimplify.c (canonicalize_addr_expr): Likewise.
12563 (fold_indirect_ref_rhs): Likewise.
12564 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
12565 (cpt_same_type): Likewise.
12566 (check_pointer_types_r): Swap parameters to cpt_same_type
12568 * fold-const.c (fold_convert): Revert fix for PR15988.
12569 * tree-inline.c (setup_one_parameter): Instead fix it here by
12570 using fold_build1 instead of fold_convert and checking for
12571 error_mark_node. Convert only if the conversion is necessary.
12573 2007-07-02 Joseph Myers <joseph@codesourcery.com>
12575 * configure.ac: Check for .gnu_attribute on Power.
12576 * configure: Regenerate.
12577 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
12578 attribute for floating-point ABI.
12580 2007-07-02 Ira Rosen <irar@il.ibm.com>
12582 PR tree-optimization/32230
12583 PR tree-optimization/32477
12584 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
12585 address is a constant.
12587 2007-07-02 Richard Sandiford <richard@codesourcery.com>
12589 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
12590 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
12591 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
12592 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
12593 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
12594 64-bit targets. Add support for *-elfoabi*.
12595 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
12596 different settings if $(tm_defines) does not select the EABI.
12597 (MULTILIB_EXCLUSIONS): Define in those circumstances.
12598 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
12599 (MIPS_ARCH_OPTION_SPEC): Likewise.
12600 (MIPS_ISA_LEVEL_SPEC): Likewise.
12601 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
12602 * config/mips/elfoabi.h: New file.
12604 2007-07-02 Richard Guenther <rguenther@suse.de>
12606 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
12607 (useless_type_conversion_p): ... this.
12608 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
12609 (useless_type_conversion_p): ... this.
12610 * builtins.c (fold_builtin_memory_op): Rename
12611 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
12612 * tree-cfg.c (verify_expr): Likewise.
12613 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
12614 * tree-ssa-ccp.c (ccp_fold): Likewise.
12615 * tree-ssa-copy.c (may_propagate_copy): Likewise.
12616 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
12617 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
12618 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
12619 * tree-ssa-pre.c (eliminate): Likewise.
12620 * tree-ssa.c (delete_tree_ssa): Likewise.
12621 (tree_ssa_useless_type_conversion): Likewise.
12622 * tree.c (build2_stat): Likewise.
12624 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
12626 Fix PR tree-optimization/32571
12627 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
12630 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
12632 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
12633 and other expected operations explicitly, change default to
12636 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12638 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
12640 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
12641 (tls_load_dot_plus_eight): Move the label number into the unspec.
12642 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
12644 2007-07-01 Andreas Schwab <schwab@suse.de>
12646 * dwarf2out.c (initial_return_save): Define only if used.
12648 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
12650 Unreverting Richard's Revert of:
12652 2007-06-27 Richard Sandiford <richard@codesourcery.com>
12654 * dce.c (deletable_insn_p_1): New function, split out from...
12655 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
12656 specially, not those inside PARALLELs. Remove BODY argument
12657 and adjust recursive call accordingly.
12658 (prescan_insns_for_dce): Update call to delete_insn_p.
12660 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
12661 Revital Eres <eres@il.ibm.com>
12663 * ddg.c (create_ddg_all_sccs): Fix missed
12664 initialization of scc_nodes.
12666 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
12668 PR middle-end/32559
12669 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
12670 X + ~X to 1 only for INTEGRAL_TYPE_P type.
12672 2007-06-30 Joseph Myers <joseph@codesourcery.com>
12674 * configure.ac: Check for .gnu_attribute on MIPS.
12675 * configure, config.in: Regenerate.
12676 * config/mips/mips.c (mips_file_start): If supported, output
12677 attribute for floating-point ABI.
12679 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
12682 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
12683 (ffs_cmove): New expander to expand using ctz pattern.
12684 (*ffs_cmove): Remove pattern.
12685 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
12686 (ffsdi2): Expand using ctz pattern.
12687 (*ffs_rex64): Remove pattern.
12689 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12691 PR rtl-optimization/32296
12692 * pa.md (return): Delete pattern.
12693 (return_internal): Remove "(const_int 1)" from pattern.
12694 (epilogue): Use return_internal pattern for trivial returns.
12695 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
12696 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
12698 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
12700 * tree-ssa-pre.c (is_exception_related): New function
12701 (can_value_number_operation): Use it.
12703 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
12705 Fix PR tree-optimization/32540
12706 Fix PR tree-optimization/31651
12708 * tree-ssa-sccvn.c: New file.
12710 * tree-ssa-sccvn.h: Ditto.
12712 * tree-vn.c: Include tree-ssa-sccvn.h
12713 (val_expr_paid_d): Removed.
12714 (value_table): Ditto.
12715 (vn_compute): Ditto.
12716 (val_expr_pair_hash): Ditto.
12717 (val_expr_pair_expr_eq): Ditto.
12718 (copy_vuses_from_stmt): Ditto.
12719 (vn_delete): Ditto.
12721 (shared_vuses_from_stmt): Ditto.
12722 (print_creation_to_file): Moved up.
12723 (sort_vuses): Ditto.
12724 (sort_vuses_heap): Ditto.
12725 (set_value_handle): Make non-static.
12726 (make_value_handle): Ditto.
12727 (vn_add): Rewritten to use sccvn lookups.
12728 (vn_add_with_vuses): Ditto.
12729 (vn_lookup): Ditto (and second argument removed).
12730 (vn_lookup_with_vuses): Ditto.
12731 (vn_lookup_or_add): Ditto (and second argument removed);
12732 (vn_lookup_or_add_with_vuses): Ditto.
12733 (vn_lookup_with_stmt): New.
12734 (vn_lookup_or_add_with_stmt): Ditto.
12735 (create_value_handle_for_expr): Ditto.
12737 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
12738 (seen_during_translate): New function.
12739 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
12740 (phi_trans_add): Ditto.
12741 (constant_expr_p): FIELD_DECL is always constant.
12742 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
12743 Use constant_expr_p.
12744 Avoid infinite recursion on mutually valued expressions.
12745 Change callers of vn_lookup_or_add.
12746 (phi_translate): New function.
12747 (compute_antic_safe): Allow phi nodes.
12748 (create_component_ref_by_pieces): Update for FIELD_DECL change.
12749 (find_or_generate_expression): Rewrite slightly.
12750 (create_expression_by_pieces): Updated for vn_lookup_or_add
12752 Update VN_INFO for new names.
12753 (insert_into_preds_of_block): Update for new names.
12754 (add_to_exp_gen): New function.
12755 (add_to_sets): Use vn_lookup_or_add_with_stmt.
12756 (find_existing_value_expr): Rewrite to changed vn_lookup.
12757 (create_value_expr_from): Ditto, and use add_to_exp_gen.
12758 (try_look_through_load): Removed.
12759 (try_combine_conversion): Ditto.
12760 (get_sccvn_value): New function.
12761 (make_values_for_phi): Ditto.
12762 (make_values_for_stmt): Ditto.
12763 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
12765 (init_pre): Update for SCCVN changes.
12767 (execute_pre): Ditto.
12769 * tree-flow.h (make_value_handle): Declare.
12770 (set_value_handle): Ditto.
12771 (sort_vuses_heap): Ditto.
12772 (vn_lookup_or_add_with_stmt): Ditto.
12773 (vn_lookup_with_stmt): Ditto.
12774 (vn_compute): Remove.
12776 (vn_delete): Ditto.
12777 (vn_lookup): Update arguments.
12779 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
12780 (tree-vn.o): Ditto.
12781 (tree-ssa-sccvn.o): New.
12782 (OBJS-common): Add tree-ssa-sccvn.o
12784 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12787 * c-typeck.c (build_external_ref): Don't mark as used if called
12789 * calls.c (rtx_for_function_call): Likewise.
12791 2007-06-30 Richard Sandiford <richard@codesourcery.com>
12795 2007-06-27 Richard Sandiford <richard@codesourcery.com>
12797 * dce.c (deletable_insn_p_1): New function, split out from...
12798 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
12799 specially, not those inside PARALLELs. Remove BODY argument
12800 and adjust recursive call accordingly.
12801 (prescan_insns_for_dce): Update call to delete_insn_p.
12803 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
12805 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
12806 (try_combine): Move potential calls to undo_all() so they happen
12807 before we commit to using the combined insns.
12809 2006-06-30 Jan Hubicka <jh@suse.cz>
12811 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
12814 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
12816 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
12817 (cgraph_remove_unreachable_nodes): Likewise.
12818 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
12819 * ipa-inline.c (update_caller_keys): Cast according to the coding
12821 (cgraph_decide_recursive_inlining): Likewise.
12822 (cgraph_decide_inlining_of_small_function): Likewise.
12823 (try_inline): Likewise.
12824 (cgraph_decide_inlining_incrementally): Likewise.
12825 * ipa-pure-const.c (get_function_state): Likewise.
12826 (scan_function): Likewise.
12827 (analyze_function): Likewise.
12828 (static_execute): Likewise.
12829 * ipa-reference.c (scan_for_static_refs): Likewise.
12830 (merge_callee_local_info): Likewise.
12831 (analyze_function): Use type safe memory macros.
12832 (static_execute): Likewise. Cast according to the coding conventions.
12833 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
12835 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
12837 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
12838 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
12841 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
12843 PR middle-end/30024
12844 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
12845 for complex modes (both int and real).
12847 2007-06-29 Jan Hubicka <jh@suse.cz>
12849 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
12851 2007-06-29 Jan Hubicka <jh@suse.cz>
12853 PR middle-end/32372
12854 * cse.c (cse_insn): Avoid invalid sharing in between register note and
12857 2007-06-29 Anatoly Sokolov <aesok@post.ru>
12860 * config/avr/avr.c: Include dataflow header file.
12861 (expand_prologue): Adjust for prologue insn change.
12862 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
12865 2007-06-29 Richard Guenther <rguenther@suse.de>
12867 PR middle-end/32493
12868 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
12869 during type verification.
12871 2007-06-29 Jan Hubicka <jh@suse.cz>
12873 * recog.c (validate_change_rtx_1): Unshare TO argument.
12875 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
12877 PR tree-optimization/24659
12878 * tree-vect-transform.c (vectorizable_call): Handle
12879 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
12881 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
12882 * config/i386/i386.c (enum ix86_builtins)
12883 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
12884 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
12886 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
12887 const using def_builtin_const.
12888 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
12889 input operands in the same modes as the result.
12890 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
12892 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
12894 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
12895 (df_set_dead_notes_for_mw): Likewise.
12897 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
12899 * c-common.c (pointer_int_sum): Do the negation in sizetype.
12901 2007-06-28 DJ Delorie <dj@redhat.com>
12903 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
12905 2007-06-28 Geoffrey Keating <geoffk@apple.com>
12907 * doc/invoke.texi (C++ Dialect Options): Document
12908 fvisibility-ms-compat.
12909 * c.opt (fvisibility-ms-compat): New.
12911 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
12914 * tree-affine.c (aff_combination_add_elt): Handle
12915 pointer addition specially.
12917 2007-06-28 Jakub Jelinek <jakub@redhat.com>
12919 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
12920 decl is non-external for AIX ABI.
12922 2007-06-28 David Edelsohn <edelsohn@gnu.org>
12924 * config/rs6000/predicates.md (current_file_function_operand):
12925 Ensure the symbol is non-external for AIX ABI.
12927 2007-06-28 Nick Clifton <nickc@redhat.com>
12929 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
12930 (fdce, fdse, fpredictive-commoning): Likewise.
12932 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12935 * gcc.c (process_command): Recognize the new -static-libgfortran
12938 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
12941 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
12942 Use a call clobbered hard reg instead of a pseudo reg.
12944 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
12946 * config/sh/sh.md (load_gbr): Use correct operand constraint.
12948 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
12951 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
12952 REG_LIBCALL and REG_RETVAL notes.
12953 (divsi3, mulsi3): Likewise.
12954 (mulhisi3): Likewise. Use emit_libcall_block.
12955 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
12957 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
12959 PR rtl-optimization/32481
12960 * combine.c (adjust_for_new_dest): Rescan the changed insn.
12962 2007-06-27 Richard Sandiford <richard@codesourcery.com>
12964 * dce.c (deletable_insn_p_1): New function, split out from...
12965 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
12966 specially, not those inside PARALLELs. Remove BODY argument
12967 and adjust recursive call accordingly.
12968 (prescan_insns_for_dce): Update call to delete_insn_p.
12970 2007-06-27 Richard Guenther <rguenther@suse.de>
12972 PR middle-end/32492
12973 * tree.h (fold_convertible_p): Declare.
12974 * fold-const.c (fold_convertible_p): New function.
12975 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
12976 instead of lang_hooks.types_compatible_p.
12978 2007-06-26 Jan Hubicka <jh@suse.cz>
12980 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
12981 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
12982 early use validate_unshare_change.
12983 (reload_combine): Likewise.
12984 * recog.c (change_t): New field unshare.
12985 (validate_change_1): Rename from validate_change; add argument unshare.
12986 (validate_change): Turn into wrapper of validate_change_1; update
12987 prototype for bools.
12988 (validate_unshare_change): New.
12989 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
12990 calls of df_insn_rescan.
12991 * recog.h (validate_change): Replace ints by bools.
12992 (validate_unshare_change): Declare.
12994 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
12996 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
12998 2007-06-26 Steve Ellcey <sje@cup.hp.com>
13000 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
13002 2007-06-25 Jan Hubicka <jh@suse.cz>
13004 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
13006 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
13007 cgraph_decide_inlining_incrementally): Move uninlinability checks to
13008 places other call site specific checks are performed.
13010 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13013 * tree-vect-transform.c (vectorizable_operation): Convert
13014 POINTER_PLUS_EXPR over to PLUS_EXPR.
13016 2007-06-25 Chao-ying Fu <fu@mips.com>
13018 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
13019 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
13020 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
13021 Document GET_MODE_IBIT, and GET_MODE_FBIT.
13023 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
13024 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
13025 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
13026 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
13027 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
13028 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
13029 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
13030 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
13031 ALL_FIXED_POINT_MODE_P): New define.
13032 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13034 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
13036 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
13037 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
13038 MODE_VECTOR_UACCUM): New mode classes.
13040 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
13041 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
13042 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
13045 * genmodes.c (struct mode_data): Add ibit and fbit fields.
13046 (blank_mode): Initialize ibit and fbit.
13047 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
13048 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13050 (new_adjust): Change required_class to required_class_from and
13051 required_class_to for testing within a range.
13052 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13053 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
13054 MODE_VECTOR_UACCUM.
13055 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
13056 (make_fixed_point_mode): New.
13057 (_ADD_ADJUST): Change C to C1 and C2.
13058 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
13059 use a range for machine classes.
13060 (ADJUST_IBIT, ADJUST_FBIT): New.
13061 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
13063 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
13064 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
13065 Emit adjustment for ibit and fbit.
13066 (emit_mode_ibit, emit_mode_fbit): New.
13067 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
13069 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
13071 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
13072 as the source of the set.
13074 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
13076 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
13077 FP_REGNO_P): Use IN_RANGE.
13078 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
13079 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
13080 (DATA_REG_P): Use DATA_REGNO_P.
13081 (FP_REG_P): Use FP_REGNO_P.
13082 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
13083 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
13084 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
13086 2007-06-24 Jan Hubicka <jh@suse.cz>
13088 PR middle-end/30563
13089 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
13091 2007-06-24 Sebastian Pop <sebpop@gmail.com>
13093 PR middle-end/32461
13094 * fold-const.c (fold_binary): Strip nops of operand 0
13095 of BIT_NOT_EXPR before calling operand_equal_p.
13096 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
13097 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
13099 2007-06-23 Mark Mitchell <mark@codesourcery.com>
13101 * doc/extend.texi: Document that dllimport and dllexport imply
13102 default visibility.
13103 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
13104 imported or exported declaration, including type declarations.
13105 * c-common.c (handle_visibility_attribute): Check for conflicts
13106 with dllimport/dllexport.
13107 (c_determine_visibility): Handle dllimport/dllexport as an
13108 explicit visibility atttribute.
13110 2007-06-23 Richard Guenther <rguenther@suse.de>
13112 PR tree-optimization/16876
13113 PR middle-end/29478
13114 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
13116 * tree-inline.c (initialize_inlined_parameters): Do not call
13117 lang_hooks.tree_inlining.convert_parm_for_inlining.
13118 * cgraphbuild.c (initialize_inline_failed): Set inline failed
13119 reason for mismatched types.
13120 * gimplify.c (gimplify_call_expr): Verify the call expression
13121 arguments match the called function type signature. Otherwise
13122 mark the call expression to be not considered for inlining
13123 using CALL_CANNOT_INLINE_P flag.
13124 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
13125 edges call expression.
13126 (cgraph_decide_inlining_of_small_function): Likewise.
13127 (cgraph_decide_inlining): Likewise.
13128 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
13130 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
13131 * c-typeck.c (c_convert_parm_for_inlining): Remove.
13132 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
13133 Remove declaration.
13134 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
13135 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
13137 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
13138 convert_parm_for_inlining member.
13140 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
13143 * arm.md (negscc): Match the correct operand for optimized LT0 test.
13144 Remove optimization for GT.
13146 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
13148 PR middle-end/32437
13149 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
13151 (prescan_insns_for_dce): Add extra parameter.
13153 2007-06-23 Jan Hubicka <jh@suse.cz>
13155 PR middle-end/31541
13156 * gimplify.c (mark_addressable): New function.
13157 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
13159 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
13161 PR middle-end/32374
13162 * expr.c (store_constructor): Do not clobber non-zeroed memory.
13164 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
13167 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
13168 moves between MMX/SSE registers to at least 8 units to prevent
13169 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
13171 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
13173 * config/i386/i386.c (override_options): Correct x86_sahf
13176 2007-06-21 David Daney <ddaney@avtrex.com>
13179 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
13180 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
13181 (exception_receiver): Renamed to ...
13182 (nonlocal_goto_receiver): ... this.
13184 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
13186 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
13187 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
13188 partial register accesses.
13190 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
13192 * fold-const.c (debug_fold_checksum): Move it under
13193 ENABLE_FOLD_CHECKING.
13195 2007-06-21 Sebastian Pop <sebpop@gmail.com>
13197 PR middle-end/20623
13198 * tree.h (debug_fold_checksum): Declared.
13199 * fold-const.c (build_fold_addr_expr_with_type_1): New.
13200 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
13201 build_fold_addr_expr_with_type_1.
13202 (fold_addr_expr, debug_fold_checksum): New.
13203 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
13204 (fold_unary, fold_comparison, split_address_to_core_and_offset):
13205 Use fold_addr_expr.
13207 2007-06-21 Sebastian Pop <sebpop@gmail.com>
13209 PR tree-optimization/19590
13210 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
13211 of scev is a constant.
13213 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
13215 * df-problems.c (df_note_bb_compute): Made computation of live
13216 info consistent with df_lr.
13218 2007-06-21 Richard Guenther <rguenther@suse.de>
13220 PR tree-optimization/32453
13221 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
13222 for pointer anti-range.
13224 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
13226 * config/i386/i386.c (processor_target_table): Increase maximum
13227 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
13230 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
13231 byte alignment if > 8 byte alignment is preferred.
13232 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
13234 2007-06-21 Jakub Jelinek <jakub@redhat.com>
13236 PR tree-optimization/31866
13237 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
13238 if ASM_EXPR's input is not a SSA_NAME.
13240 PR middle-end/32362
13241 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
13242 but decl is a global var, instead return decl.
13243 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
13244 even for is_global_var decls, if they are private in some outer
13247 2007-06-21 Richard Guenther <rguenther@suse.de>
13249 PR tree-optimization/32451
13250 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
13252 2007-06-21 Christian Bruel <christian.bruel@st.com>
13254 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
13255 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
13256 (push_regs): Changed saving order or banked registers.
13257 (sh_expand_epilogue): Likewise.
13258 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
13259 (FIRST_BANKED_REG): Likewise.
13260 (LAST_BANKED_REG): Likewise.
13261 * config/sh/sh.md (banked) New attribute.
13262 (in_delay_slot): Check banked attribute.
13264 2007-06-20 Sebastian Pop <sebpop@gmail.com>
13266 PR tree-optimization/32075
13267 * tree-data-ref.c (subscript_dependence_tester_1,
13268 analyze_miv_subscript, analyze_overlapping_iterations,
13269 add_distance_for_zero_overlaps, build_classic_dist_vector,
13270 subscript_dependence_tester_1, analyze_overlapping_iterations,
13271 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
13272 compute_affine_dependence, compute_all_dependences): Pass loop_nest
13273 to evolution_function_is_affine_multivariate_p.
13275 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
13277 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
13279 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
13282 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
13284 * config/m32c/prologue.md (epilogue_exitd_16): New.
13285 (epilogue_reit_16): New.
13286 (epilogue_exitd): Rename to epilogue_exitd_24.
13287 (epilogue_reit): Rename to epilogue_reit_24.
13289 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
13290 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13292 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
13294 * haifa-sched.c (queue_to_ready): Don't requeue next insn
13295 if dbg_cnt (sched_insn) reaches the limit.
13296 (choose_ready): New parameter INSN_PTR and new return value.
13297 (schedule_block): Handle dbg_cnt (sched_insn). Handle
13298 the new return value from choose_ready.
13299 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
13300 (rest_of_handle_global_alloc): New global_alloc_at_func.
13302 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
13304 PR tree-optimization/25737
13305 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
13306 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
13307 * tree-flow.h (struct fieldoff): Add new field alias_set.
13308 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
13309 argument addressable_type. Set alias_set of fieldoff.
13310 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
13311 (create_overlap_variables_for): Pass alias_set from fieldoff to
13313 * alias.c (get_alias_set): Use alias_set from SFT if set.
13315 2007-06-20 Hui-May Chang <hm.chang@apple.com>
13317 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
13318 of a variable as an unsigned HOST_WIDE_INT integer.
13320 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
13322 PR rtl-optimization/32405
13323 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
13325 2007-06-20 Jakub Jelinek <jakub@redhat.com>
13327 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
13329 PR middle-end/31959
13330 * builtins.c: Include diagnostic.h.
13331 (expand_builtin_expect): Make gcc_assert more permissive.
13332 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
13334 PR inline-asm/32109
13335 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
13338 PR middle-end/32285
13339 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
13340 if ACCUMULATE_OUTGOING_ARGS.
13342 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
13344 * config/m68hc11/m68hc11.c: Include dataflow header file.
13345 (m68hc11_reorg): Port to dataflow.
13347 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13349 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
13350 (struct df_problem.free_blocks_on_set_blocks): New field.
13351 (struct dataflow.optional_p): New field.
13352 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
13353 (df_live_set_all_dirty): New function.
13354 * df-scan.c (df_scan_alloc): Initialize optional_p.
13355 (problem_SCAN): Initialize free_blocks_on_set_blocks.
13356 * df-core.c (df_set_blocks): Removed use of
13357 DF_FIRST_OPTIONAL_PROBLEM. Now uses
13358 df_problem.free_blocks_on_set_blocks to determine which blocks are
13360 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
13361 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
13362 uses dataflow.optional_p to determine if problem should be
13364 (rest_of_handle_df_initialize): Only start live problem if
13366 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
13367 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
13368 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
13369 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
13370 problem_NOTE): Initialize free_blocks_on_set_blocks.
13371 (df_lr_bb_local_compute): Recompute luids if df_live problem is
13373 (df_live_set_all_dirty, df_note_alloc): New function.
13374 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
13376 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
13377 * postreload.c (reload_combine): Ditto.
13378 * cse.c (cse_extended_basic_block): Ditto.
13379 * regmove.c (mark_flags_life_zones): Ditto.
13380 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
13381 erase_matching_seqs): Ditto.
13382 * bt-load.c (compute_defs_uses_and_gen): Ditto.
13383 * integrate (allocate_initial_values): Ditto.
13384 * combine.c (reg_dead_at_p): Ditto.
13385 * resource.c (mark_target_live_regs): Ditto.
13386 * sched-rgn.c (check_live_1, update_live_1): Ditto.
13387 * config/sh/sh.c (find_r0_life_regions): Ditto.
13388 * global.c (rest_of_handle_global_alloc): Only add back df_live
13390 * local-alloc.c (rest_of_handle_local_alloc): Only remove
13391 df_live for -O > 1.
13392 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
13394 (if_convert): Make sure df_live is there at -O == 1.
13395 (pass_if_after_combine): Cleanup flags.
13396 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
13397 is there at -O == 1.
13399 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
13401 * config/arm/arm.c (arm_get_frame_offsets): Set
13402 offsets->locals_base to avoid negative stack size.
13403 (thumb1_expand_prologue): Assert on negative stack size.
13405 2007-06-19 Sebastian Pop <sebpop@gmail.com>
13407 PR tree-optimization/32367
13408 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
13409 of the chrec has no evolution in that loop.
13410 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
13412 2007-06-19 Bob Wilson <bob.wilson@acm.org>
13414 * config/xtensa/xtensa.c: Include "df.h".
13415 (xtensa_builtin_saveregs): Use adjust_address instead of
13417 (xtensa_va_start): Invoke make_tree with sizetype for
13418 expand_builtin_saveregs and then convert the result to a pointer.
13419 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
13420 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
13421 Subtract argument size from index value as integers and then use
13422 POINTER_PLUS_EXPR to add the result to the array address.
13424 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
13427 * config/m32c/m32c.c: Include dataflow header file.
13428 (m32c_emit_prologue): Adjust for prologue insn change.
13429 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
13430 once inside a PARALLEL. Assume frame size passed in operand 0
13431 includes space to save the fb register.
13432 (prologue_enter_24): Likewise.
13433 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
13435 2007-06-19 David Daney <ddaney@avtrex.com
13438 * config/mips/mips.md (cprestore): Mark $gp as used.
13440 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
13443 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
13444 (frv_ifcvt_modify_insn): Likewise.
13446 2007-06-19 Richard Guenther <rguenther@suse.de>
13448 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
13449 only handle positive offsets that fit in a HOST_WIDE_INT.
13451 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
13453 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
13454 result of rsqrt insn for zero input argument to avoid NaN.
13456 2007-06-19 Richard Guenther <rguenther@suse.de>
13458 PR middle-end/31950
13459 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
13461 2007-06-19 Jakub Jelinek <jakub@redhat.com>
13463 PR tree-optimization/32353
13464 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
13466 2007-06-19 Nick Clifton <nickc@redhat.com>
13468 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
13470 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
13473 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
13474 * config/i386/i386.c (assign_386_stack_local): Assert that
13475 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
13476 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
13477 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
13478 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
13480 2007-06-18 Steve Ellcey <sje@cup.hp.com>
13482 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
13484 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
13486 PR rtl-optimization/32321
13487 * gcse.c (replace_store_insn): Update the note before
13488 calling emit_insn_after.
13490 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
13492 PR middle-end/32355
13493 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
13495 * df-problems.c (df_note_bb_compute): Fix dumping info.
13497 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
13499 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
13500 insn with emit_jump_insn.
13502 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
13504 PR tree-optimization/32383
13505 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
13506 * targhooks.h (default_builtin_reciprocal): Update prototype.
13507 * target.h (struct gcc_target): Update builtin_reciprocal.
13508 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
13509 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
13510 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
13511 when fndecl is in BUILT_IN_MD class.
13512 (execute_convert_to_rsqrt): Ditto.
13514 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
13515 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
13516 Convert BUILT_IN_SQRTF code only when md_fn is false.
13518 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
13520 * bt-load.c (move_btr_def): Fix the order of arguments
13521 to validate_replace_rtx.
13523 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
13525 * config/m68k/m68k-devices.def: Add 54450..54455.
13527 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
13529 PR rtl-optimization/32366
13530 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
13531 FLOAT_EXTEND]: Prevent non-scalar modes from entering
13534 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
13536 PR middle-end/32349
13537 * modulo-sched (generate_reg_moves): Added rescan parameter and if
13538 this is true, rescan insn being modified.
13539 (sms_schedule): Added rescan parameter.
13540 (rest_of_handle_sms): Moved freeing of dominance info to before
13541 getting out of cfg_layout.
13543 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
13545 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
13546 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
13549 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
13550 FL_CF_EMAC from the entry for isac.
13552 * config/m68k/predicates.md (const_call_operand): Adjust comment.
13553 (const_sibcall_operand): New.
13554 (sibcall_operand): Use it.
13555 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
13556 (m68k_isas): ISAC does not imply FPU or EMAC.
13557 (override_options): Add ISA_C logic for symbolic jump & call.
13559 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
13561 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
13562 return mode from the builtin itself.
13563 (sparc_fold_builtin): Fix cast of zero constant.
13565 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
13567 * targhooks.c (default_builtin_reciprocal): New default target hook.
13568 * targhooks.h (default_builtin_reciprocal): Add prototype.
13569 * hooks.c (hook_tree_tree_bool_null): Remove hook.
13570 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
13571 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
13572 default_builtin_reciprocal.
13574 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
13576 PR middle-end/31723
13577 * hooks.c (hook_tree_tree_bool_null): New hook.
13578 * hooks.h (hook_tree_tree_bool_null): Add prototype.
13579 * tree-pass.h (pass_convert_to_rsqrt): Declare.
13580 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
13581 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
13582 and convert it to reciprocal a*rfunc(b).
13583 (execute_convert_to_rsqrt): New function.
13584 (gate_convert_to_rsqrt): New function.
13585 (pass_convert_to_rsqrt): New pass definition.
13586 * target.h (struct gcc_target): Add builtin_reciprocal.
13587 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
13588 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
13589 TARGET_BUILTIN_RECIPROCAL.
13590 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
13592 * config/i386/i386.h (TARGET_RECIP): New define.
13593 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
13594 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13595 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13596 and not optimizing for size.
13597 (*rcpsf2_sse): New insn pattern.
13598 (*rsqrtsf2_sse): Ditto.
13599 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
13600 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13601 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13602 and not optimizing for size.
13603 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
13604 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13605 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13606 and not optimizing for size.
13607 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
13608 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13609 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13610 and not optimizing for size.
13611 (*sse_rsqrtv4sf2): Do not export.
13612 (sqrtv4sf2): Ditto.
13613 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
13614 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13615 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13616 and not optimizing for size.
13617 (sqrtv4sf2): Ditto.
13618 * config/i386/i386.opt (mrecip): New option.
13619 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
13620 (ix86_emit_swsqrtsf): Ditto.
13621 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
13622 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
13623 builtin definition.
13624 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
13625 ix86_expand_unop1_builtin.
13626 (ix86_emit_swdivsf): New function.
13627 (ix86_emit_swsqrtsf): Ditto.
13628 (ix86_builtin_reciprocal): New function.
13629 (TARGET_BUILTIN_RECIPROCAL): Use it.
13630 (ix86_vectorize_builtin_conversion): Rename from
13631 ix86_builtin_conversion.
13632 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
13633 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
13634 "i386 and x86_64 Options" section.
13635 (Intel 386 and AMD x86_64 Options): Document -mrecip.
13637 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13638 Zdenek Dvorak <dvorakz@suse.cz>
13639 Richard Guenther <rguenther@suse.de>
13640 Kaz Kojima <kkojima@gcc.gnu.org>
13642 * tree-vrp.c (compare_values_warnv): Convert val2 to
13644 (extract_range_from_assert): Create
13645 POINTER_PLUS_EXPR for pointer types.
13646 (extract_range_from_binary_expr): Handle
13647 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
13649 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
13650 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
13651 POINTER_PLUS_EXPR as PLUS_EXPR.
13652 (number_of_iterations_lt_to_ne):
13653 For pointer types, use sizetype when
13654 creating MINUS_EXPR/PLUS_EXPRs.
13655 (assert_loop_rolls_lt): For pointer types, use sizetype when
13656 creating MINUS_EXPR/PLUS_EXPRs.
13657 (number_of_iterations_le): Likewise.
13658 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
13659 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
13660 like PLUS_EXPR and MINUS_EXPR.
13661 * tree-pretty-print.c (dump_generic_node): Handle
13663 (op_prio): Likewise.
13664 (op_symbol_1): Likewise.
13665 * optabs.c (optab_for_tree_code): Likewise.
13666 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
13668 * tree-tailcall.c (process_assignment): Mention
13669 POINTER_PLUS_EXPR in a TODO comment.
13670 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
13671 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
13672 not used with a pointer and an integer type.
13673 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
13674 increment using chrec_convert_rhs instead of chrec_convert.
13675 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
13676 PLUS_EXPR except for the right hand side's type will be
13678 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
13679 (fold_used_pointer_cast): Kill.
13680 (pointer_offset_p): Kill.
13681 (fold_used_pointer): Kill.
13682 (pointer_used_p): Kill.
13683 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
13684 call fold_used_pointer.
13685 (instantiate_parameters_1): Convert the increment
13686 using chrec_convert_rhs instead of chrec_convert.
13687 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
13688 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
13689 instead of PLUS_EXPR.
13690 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
13691 PLUS_EXPR for pointers.
13692 (std_gimplify_va_arg_expr): Likewise.
13693 (fold_builtin_memory_op): Likewise.
13694 (fold_builtin_strstr): Likewise.
13695 (fold_builtin_strchr): Likewise.
13696 (fold_builtin_strrchr): Likewise.
13697 (fold_builtin_strpbrk): Likewise.
13698 (expand_builtin_memory_chk): Likewise.
13699 (fold_builtin_memory_chk): Likewise.
13700 (std_expand_builtin_va_start): Use
13701 sizetype for the call to make_tree and then convert
13702 to the pointer type.
13703 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
13704 instead of PLUS_EXPR for adding to a pointer.
13705 (std_gimplify_va_arg_expr): Use fold_build2 for
13706 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
13707 the operands to sizetype first and then cast the BIT_AND_EXPR
13708 back to the pointer type.
13709 * fold-const.c (build_range_check): Handle pointer types
13711 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
13712 of PLUS_EXPR's. Make sure the offset is converted to
13714 (try_move_mult_to_index): Strip the NOPs from the offset.
13715 Remove code argument and replace all uses with PLUS_EXPR.
13716 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
13717 specially. Don't use a pointer type for MINUS_EXPR.
13718 (fold_unary): Handle for (T1)(X op Y),
13719 only p+ as that is the only as that can be handled for
13720 binary operators now.
13721 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
13723 <case PLUS_EXPR>: Add folding of PTR+INT into
13725 Don't call try_move_mult_to_index.
13726 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
13727 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
13728 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
13729 Don't call try_move_mult_to_index.
13730 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
13731 (tree_expr_nonzero_p): Likewise.
13732 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
13733 of PLUS_EXPR for the complex expression folding.
13734 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
13735 first chrec is a pointer type, then the second should
13736 be sizetype and not the first's type.
13737 For POINTER_PLUS_EXPR, use a different right hand side type.
13738 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
13739 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
13740 different right hand side type.
13741 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
13742 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
13743 instead of PLUS_EXPR.
13744 When either operand is zero, convert the other operand.
13745 (chrec_apply): Use chrec_convert_rhs
13746 on the argument x instead of chrec_convert.
13747 (reset_evolution_in_loop): For pointer types, the new_evol
13748 should be sizetype.
13749 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
13750 different right hand side type.
13751 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
13752 (chrec_convert_rhs): New function.
13753 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
13754 different right hand side type.
13755 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
13756 * tree-chrec.h (chrec_convert_rhs): New prototype.
13757 (build_polynomial_chrec): For pointer types, the right hand
13758 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
13759 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
13760 Remove subtraction case as it is always addition now.
13761 Make sure the offset is converted to sizetype.
13762 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
13763 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
13764 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
13765 PLUS_EXPR in pointer type.
13766 Handle POINTER_PLUS_EXPR.
13767 (tree_to_aff_combination): Likewise.
13768 (force_expr_to_var_cost): Likewise.
13769 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
13770 instead of PLUS_EXPR for pointers.
13771 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
13772 instead of PLUS_EXPR of pointer types.
13773 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
13775 (check_va_list_escapes): Likewise.
13776 (check_all_va_list_escapes): Likewise.
13777 * dwarf2out.c (loc_descriptor_from_tree_1):
13778 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
13779 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
13780 (string_constant): Likewise.
13781 * tree-ssa-address.c (tree_mem_ref_addr): When adding
13782 the offset to the base, use POINTER_PLUS_EXPR.
13783 (add_to_parts): Convert the index to sizetype.
13784 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
13785 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
13786 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
13787 Offset only holds something for PLUS_EXPR.
13788 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
13790 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
13792 (analyze_accesses_for_modify_stmt): Likewise.
13793 Remove comment about the type being integral type as it is
13795 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
13797 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
13799 Correct the type which the artimentic is done in (is now
13802 * tree-data-ref.c (split_constant_offset): Handle
13804 * tree-affine.c (tree_to_aff_combination): Likewise.
13805 * c-typeck.c (build_unary_op): For pointers create the increment
13806 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
13808 * gimplify.c (gimplify_self_mod_expr): Create a
13809 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13810 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
13811 * tree.def (POINTER_PLUS_EXPR): New tree code.
13812 * tree-predcom.c (ref_at_iteration): If we have a pointer
13813 type do the multiplication in sizetype.
13814 * tree-mudflap.c (mf_xform_derefs_1): Create a
13815 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13816 * tree-ssa-forwprop.c
13817 (forward_propagate_addr_into_variable_array_index):
13818 Don't expect there to be a cast for the index as that
13819 does not exist anymore.
13820 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
13821 instead of PLUS_EXPR.
13822 Don't check for the first operand of the POINTER_PLUS_EXPR
13823 was the index as it cannot be.
13824 Call forward_propagate_addr_into_variable_array_index with
13825 the SSA_NAME instead of the statement.
13826 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
13827 (compare_constant): Likewise.
13828 (copy_constant): Likewise.
13829 (compute_reloc_for_constant): Likewise.
13830 (output_addressed_constants): Likewise.
13831 (initializer_constant_valid_p): Likewise.
13832 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
13833 Convert the MIN/MAX of the inner type to the outer
13834 type before comparing them.
13835 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
13836 POINTER_PLUS_EXPR instead of PLUS_EXPR.
13837 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
13838 of PLUS_EXPR for pointers.
13839 * tree-inline.c (estimate_num_insns_1): Handle
13841 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
13842 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13843 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
13844 instead of PLUS_EXPR for the pointer increment statement.
13845 (vect_update_ivs_after_vectorizer): For pointer types, create
13846 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
13847 MULT_EXPR in sizetype.
13848 (vect_gen_niters_for_prolog_loop): Add a cast when creating
13850 * tree-object-size.c (plus_expr_object_size): Handle
13851 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
13852 code which is trying to figure out which side is a pointer and
13854 (check_for_plus_in_loops_1): Likewise.
13855 (check_for_plus_in_loops): Likewise.
13856 * c-common.c (pointer_int_sum): Create a
13857 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13858 * tree-ssa-structalias.c (handle_ptr_arith): Handle
13859 only POINTER_PLUS_EXPR. Removing all the extra
13860 code which is trying to figure out which side is a pointer and
13862 * tree-cfg.c (verify_expr): Add extra checking for pointers and
13863 PLUS_EXPR and MINUS_EXPR.
13864 Also add checking to make sure the operands of POINTER_PLUS_EXPR
13866 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
13867 with make_tree, instead of a pointer type.
13868 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
13869 for pointers instead of PLUS_EXPR.
13870 (s390_gimplify_va_arg): Likewise.
13871 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
13872 instead of PLUS_EXPR when doing addition on pointer
13873 types. Use sizetype for the second operand.
13874 (spu_gimplify_va_arg_expr): Likewise.
13875 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
13876 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
13877 a pointer. Don't create a BIT_AND_EXPR for pointer types.
13878 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
13879 for the pointer addition and also use size_int/sizetype
13881 (ix86_gimplify_va_arg): Likewise.
13882 Perform BIT_AND_EXPR on sizetype arguments.
13883 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
13884 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
13885 for the pointer additions and also use size_int for the offsets.
13886 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
13887 additions and also use size_int for the offsets. Perform
13888 BIT_AND_EXPR on sizetype arguments.
13889 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
13890 POINTER_PLUS_EXPR for pointers and create the
13891 BIT_AND_EXPR in sizetype.
13892 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
13893 instead of PLUS_EXPR for pointer addition.
13894 (rs6000_va_start): Likewise.
13895 Also use sizetype for the offset.
13896 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
13897 as PLUS_EXPR/MINUS_EXPR.
13898 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
13899 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
13900 Don't use BIT_AND_EXPR on a pointer type, convert the
13901 expression to sizetype first.
13902 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
13904 (mips_gimplify_va_arg_expr): Likewise.
13905 Don't create BIT_AND_EXPR in a pointer type.
13907 2007-06-15 Eric Christopher <echristo@apple.com>
13909 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
13910 (x86_64-*-darwin*): Ditto.
13911 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
13914 2007-06-15 Matthew Wilcox <matthew@wil.cx>
13916 * doc/extend.texi: Document behavior of __attribute__((aligned))
13919 2007-06-15 Mark Mitchell <mark@codesourcery.com>
13921 * rtlanal.c (note_stores): Improve documentation.
13923 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
13925 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
13926 LOCAL_LABEL_PREFIX): Delete.
13927 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
13928 (bfin_internal_label): Delete.
13930 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
13932 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
13933 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
13934 otherwise define to LIBGCC2_TF_CEXT.
13935 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
13936 (LIBGCC_TF_CEXT): Ditto.
13939 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
13941 PR rtl-optimization/32339
13942 * df-scan.c (df_uses_record): Don't modify flags but just add to
13943 it for df_ref_record.
13945 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
13947 * tree-mudflap.c: Fix whitespace issues.
13949 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
13951 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
13953 2007-06-14 Eric Christopher <echristo@apple.com>
13955 * config/i386/sse.md (movdi_to_sse): Rewrite body.
13956 (movv4sf): Use gcc_unreachable instead of abort.
13958 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
13961 * config/i386/sfp-machine.h (CMPtype): New define.
13962 (mach stubs): Use CMPtype instead of int as a return type.
13964 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
13966 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
13967 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
13968 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
13969 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
13970 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
13971 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
13972 config/soft-fp/soft-fp.h: Update from glibc CVS.
13974 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
13976 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
13978 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
13981 * config/v850/v850.c: Include dataflow header file.
13982 (substitute_ep_register): Fix typo.
13984 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
13986 * configure.ac: Fix earlier checkin.
13987 * configure: Regenerated.
13989 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
13991 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
13992 * aclocal.m4: Regenerate.
13993 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
13994 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
13995 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
13996 * configure: Regenerate.
13997 * Makefile.in (LOOSE_WARN): Subst loose_warn.
13999 * Makefile.in (quickstrap): Build libgcc too.
14001 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14003 * configure.ac: Add --enable-checking=df. Explicitly mention that
14004 the variables are initialized as for "release".
14005 * df-core.c: Use it.
14006 * configure: Regenerate.
14007 * config.in: Regenerate.
14009 2007-06-14 Bob Wilson <bob.wilson@acm.org>
14011 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
14012 validate_replace_rtx instead of replace_rtx.
14013 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
14015 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
14017 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
14018 (DWARF2_UNWIND_INFO): Override default if configured with
14020 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
14021 (ENDFILE_SPEC): Add crtend.o.
14022 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
14023 (ENDFILE_SPEC): Add crtend.o.
14024 (TARGET_USE_JCR_SECTION): Define.
14025 (MD_UNWIND_SUPPORT): Define for 32-bit target.
14027 * config/i386/cygming-crtbegin.c: New file.
14028 * config/i386/cygming-crtend.c: New file.
14030 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
14032 * config/i386/w32-unwind.h: New file.
14034 2007-06-13 Eric Christopher <echristo@apple.com>
14036 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
14037 the user set a value below STACK_BOUNDARY.
14039 2007-06-13 Thiemo Seufer <ths@networkno.de>
14041 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
14042 imply -lpthread for -pthread.
14044 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
14046 * basic-block.h: Remove the prototype for
14047 free_basic_block_vars.
14048 * cfglayout.h: Remove the prototype for
14049 insn_locators_initialize.
14050 * tree.h: Remove the prototype for emit_line_note.
14052 * tree-ssa-pre.c (mergephitemp): Remove.
14053 (init_pre): Don't use mergephitemp.
14055 2007-06-13 Eric Christopher <echristo@apple.com>
14057 * config/i386/i386.c (override_options): If we've specified
14058 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
14060 2007-06-13 Bob Wilson <bob.wilson@acm.org>
14062 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
14065 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
14067 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
14068 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
14069 (eh_store_handler): New pattern.
14070 (eh_return): Emit it instead of a plain move.
14072 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
14074 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
14075 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
14076 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
14079 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
14081 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
14082 (find_next_insn_start, find_load): New functions.
14083 (bfin_reorg): Use them to deal with the fact that parallel insns are
14084 no longer represented as a SEQUENCE.
14086 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
14088 * config/sparc/sparc.c (sparc_override_options): Initialize
14089 fpu mask correctly.
14091 2007-06-13 Dave Korn <dave.korn@artimi.com>
14093 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
14096 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
14098 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
14099 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
14100 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
14101 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
14102 tree-vect-transform.c: Fix comment typos. Follow spelling
14105 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
14107 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
14108 to the exit block use set.
14109 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
14110 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
14111 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
14113 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
14115 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
14116 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
14117 to indicate an error.
14118 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
14120 (dbg_cnt_process_opt): Print an error on a bad argument.
14121 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
14122 * common.opt (-fdbg-cnt-list): New.
14123 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
14125 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
14127 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
14128 flag on ref-all pointers.
14130 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14132 PR middle-end/31579
14133 * expr.c (expand_expr_addr_expr_1): Call expand_expr
14134 for the offset with the modifier as EXPAND_INITIALIZER
14135 if the modifier is EXPAND_INITIALIZER.
14136 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
14137 a register if we had an overflow.
14139 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14141 * real.c (real_isfinite): New.
14142 (real_sqrt): Use it.
14143 * real.h (real_isfinite): New.
14144 * builtins.c: Use it.
14146 2007-06-12 Ian Lance Taylor <iant@google.com>
14147 Daniel Berlin <dberlin@dberlin.org>
14150 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
14151 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
14152 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
14153 (DECL_NO_TBAA_P): Define.
14154 (struct tree_decl_common): Add no_tbaa_flag field.
14155 * tree-ssa-structalias.c (struct variable_info): Add
14156 no_tbaa_pruning field.
14157 (new_var_info): Initialize no_tbaa_pruning field.
14158 (unify_nodes): Copy no_tbaa_pruning field.
14159 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
14160 (dump_solution_for_var): Print no_tbaa_pruning flag.
14161 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
14163 (compute_tbaa_pruning): New static function.
14164 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
14165 Call compute_tbaa_pruning.
14166 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
14167 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
14168 * gimple-low.c (lower_stmt): Likewise.
14169 * tree-gimple.c (is_gimple_stmt): Likewise.
14170 * tree-ssa-operands.c (get_expr_operands): Likewise.
14171 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
14172 * tree-inline.c (estimate_num_insns_1): Likewise.
14173 (copy_result_decl_to_var): Likewise.
14174 * expr.c (expand_expr_real_1): Likewise.
14175 * tree-pretty-print.c (dump_generic_node): Likewise.
14176 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
14177 * omp-low.c (omp_copy_decl_2): Likewise.
14178 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
14179 * doc/c-tree.texi (Expression trees): Document
14180 CHANGE_DYNAMIC_TYPE_EXPR.
14182 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14184 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
14185 with !HONOR_NANS and !HONOR_INFINITIES.
14186 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
14188 2007-06-12 Tristan Gingold <gingold@adacore.com>
14190 * gcov.c: Comments updated.
14191 (source_info): Add file_time field.
14192 (source_index): New variable.
14193 (mutiple_files): New variable.
14194 (generate_results): New function extracted from process_file.
14195 (process_file): Save and restore chain of functions, generate
14196 results and free structures only if not merging results.
14197 (release_structures): File names are now freed in create_file_names
14198 (create_file_names): Free previous file names.
14199 (find_source): File date is now read here and modifications in
14200 source files is checked here.
14201 (read_graph_file): Only reverse order of functions for the current
14203 (make_gcov_file_name): Do not generate long names if input_name is
14205 (output_lines): If merging results do not display graph, data and
14207 Checking source file modification is done in find_source.
14209 * doc/gcov.texi: Append an s to sourcefile.
14211 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
14213 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
14214 (forced_nop): New pattern.
14215 * config/bfin/bfin.c: Include "df.h".
14216 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
14217 (bfin_discover_loop): Use df_get_live_in instead of
14218 global_live_at_start.
14219 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
14220 df_analyze when done.
14221 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
14222 the insns. Use QImode for the final insn in a bundle. Call
14223 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
14225 (reorder_var_tracking_notes): New function.
14226 (bfin_reorg): Pass no argument to split_all_insns. Don't call
14227 update_life_info. Call df_analyze after scheduling and bundle
14228 generation. Call reorder_var_tracking_notes if generating these
14229 notes. Call df_finish_pass at the end.
14231 2007-06-12 Dirk Mueller <dmueller@suse.de>
14233 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
14234 a comparison, not an assignment.
14236 2007-06-12 Olivier Hainque <hainque@adacore.com>
14238 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
14239 Request walking the subtrees only, leaving the current is_lhs/val_only
14241 (convert_non_local_reference): Likewise.
14243 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
14245 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
14247 2007-06-12 Richard Guenther <rguenther@suse.de>
14249 PR tree-optimization/15353
14250 PR tree-optimization/31657
14251 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
14252 * timevar.def: Add TV_TREE_IFCOMBINE.
14253 * tree-pass.h (pass_tree_ifcombine): Declare.
14254 * tree-ssa-ifcombine.c: New file.
14255 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
14256 * tree-flow.h (blocks_in_phiopt_order): Declare.
14257 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
14258 (tree-ssa-ifcombine.o): New dependencies.
14260 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
14262 PR rtl-optimization/32293
14263 * combine.c (simplify_if_then_else): Truncate return from
14264 nonzero_bits() to correct mode.
14266 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
14268 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
14269 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
14271 2007-06-11 Diego Novillo <dnovillo@google.com>
14273 * Makefile.in (reload1.o-warn): Remove.
14275 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
14277 * combine.c (subst): Use reg_overlap_mentioned_p
14278 instead of comparing register numbers directly.
14280 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
14282 * reload1.c (mark_home_live_1): Use the mode parameter.
14284 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
14286 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
14287 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
14289 * df-core.c: Ditto.
14291 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
14293 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
14295 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
14297 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
14298 from integer registers.
14299 (FP mode splitters): Handle TFmode.
14301 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
14303 * tree-ssa-structalias.c (find_what_p_points_to): Return false
14304 for ref-all pointers that point-to anything.
14306 2007-06-11 Joseph Myers <joseph@codesourcery.com>
14308 * config/arm/arm.c (arm_output_dwarf_dtprel,
14309 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
14311 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
14313 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
14314 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
14317 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
14319 * tree.c (signed_or_unsigned_type_for): New.
14320 (unsigned_type_for): Use signed_or_unsigned_type_for.
14321 (signed_type_for): Use signed_or_unsigned_type_for.
14322 * tree.h (signed_or_unsigned_type_for): New.
14323 (get_signed_or_unsigned_type): Remove.
14324 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
14325 lang_hooks.types.signed_type
14326 (size_diffop): Likewise.
14327 (all_ones_mask_p): Likewise.
14328 (build_range_check): Likewise.
14329 (fold_cond_expr_with_comparison): Likewise.
14330 (fold_cond_expr_with_comparison): Likewise.
14331 (unextend): Likewise.
14332 (extract_muldiv_1): Likewise.
14333 (fold_single_bit_test_into_sign_test): Likewise.
14334 (fold_binary): Likewise.
14335 (fold_ternary): Likewise.
14336 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
14337 instead of get_signed_or_unsigned_type.
14338 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
14339 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
14340 * expr.c (signed_or_unsigned_type_for): Use
14341 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
14342 * langhooks.c (get_signed_or_unsigned_type): Remove.
14343 (lhd_signed_or_unsigned_type): Remove.
14344 * langhooks.h (lang_hooks_for_types): Remove signed_type and
14345 signed_or_unsigned_type.
14346 (lhd_signed_or_unsigned_type): Remove.
14347 * expmed.c (make_tree): Use signed_type_for instead of
14348 lang_hooks.types.signed_type.
14349 * c-common.c (same_scalar_type_ignoring_signedness): Use
14350 c_common_signed_type instead of lang_hooks.types.signed_type.
14351 (c_common_unsigned_type): New.
14352 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
14353 (shorten_compare): Use c_common_unsigned_type instead of
14354 c_common_signed_or_unsigned_type.
14355 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
14357 * convert.c (convert_to_integer): Use signed_type_for instead of
14358 lang_hooks.types.signed_type.
14359 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
14360 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
14361 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
14362 * c-format.c (check_format_types): Use c_common_unsigned_type
14363 instead of unsigned_type_for.
14364 * c-decl.c (groakdeclarator): Likewise.
14365 * c-typeck.c (convert_for_assignment): Likewise.
14366 * c-common.h (c_common_unsigned_type): New.
14368 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
14371 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
14372 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
14374 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
14376 PR middle-end/32279
14377 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
14378 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
14380 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
14381 Sebastian Pop <sebpop@gmail.com>
14383 * lambda-code.c (remove_iv): New.
14384 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
14386 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
14388 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
14389 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
14390 * tree-ssa-loop-prefetch.c: Include optabs.h.
14391 (FENCE_FOLLOWING_MOVNT): New macro.
14392 (struct mem_ref): Add independent_p and storent_p fields.
14393 (record_ref): Initalize the new fields.
14394 (gather_memory_references_ref): Return true if the reference
14396 (gather_memory_references): Check whether all memory accesses
14397 in loop were recorded.
14398 (should_issue_prefetch_p): Return false for nontemporal stores.
14399 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
14400 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
14401 (determine_loop_nest_reuse): Detect independent memory references.
14402 (loop_prefetch_arrays): Call mark_nontemporal_stores.
14403 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
14404 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
14405 * config/i386/i386.h (x86_mfence): Declare.
14406 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
14407 * config/i386/i386.c (x86_mfence): New variable.
14408 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
14410 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
14411 * optabs.c (init_optabs): Initialize storent_optab.
14412 * optabs.h (enum optab_index): Add OTI_storent.
14413 (storent_optab): Declare.
14414 * genopinit.c (optabs): Add initialization for storent_optab.
14415 * tree.h (MOVE_NONTEMPORAL): New macro.
14416 * expr.c (expand_assignment, store_expr, store_constructor_field,
14417 store_constructor, store_field, expand_expr_real_1): Propagate
14418 nontemporality of the expanded store.
14419 (emit_storent_insn): New function.
14420 * expr.h (expand_assignment, store_expr): Declaration changed.
14421 * function.c (assign_parm_setup_reg): Pass false as nontemporality
14422 to expand_assignment.
14423 * stmt.c (expand_asm_expr): Ditto.
14424 * calls.c (initialize_argument_information): Pass false as
14425 nontemporality to store_expr.
14426 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
14429 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
14431 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
14433 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
14435 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
14437 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
14438 and allow DECL_P here.
14440 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
14442 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
14443 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
14444 track of the size of the expression.
14445 * cfghooks.c (merge_blocks): Remove block from loops structure only
14446 after call of the merge_blocks hook.
14448 2007-06-09 Tom Tromey <tromey@redhat.com>
14450 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
14451 (deprecated_state): Removed.
14452 (start_decl): Update.
14453 (enum deprecated_states): Moved earlier.
14454 (groktypename): Update.
14455 (push_parm_decl): Likewise.
14456 (grokfield): Likewise.
14457 (start_function): Likewise.
14459 2007-06-09 Ian Lance Taylor <iant@google.com>
14461 PR tree-optimization/32169
14462 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
14463 CONVERT_EXPR, check whether min and max both converted to an
14464 overflow infinity representation.
14466 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
14468 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
14469 not inserted on the edge.
14471 2007-06-08 Bob Wilson <bob.wilson@acm.org>
14473 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
14474 instructions if they are supported.
14475 (__divsi3, __umodsi3, __modsi3): Likewise.
14476 (__ashldi3, __ashrdi3, __lshrdi3): New.
14477 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
14479 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
14480 Tony Linthicum <tony.linthicum@amd.com>
14482 * doc/invoke.texi: Add fvect-cost-model flag.
14483 * common.opt (fvect-cost-model): New flag.
14484 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
14485 cost fields in stmt_vec_info struct for STMT.
14486 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
14487 fields in stmt_vec_info struct and access functions for the same.
14488 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
14489 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
14490 load, store and vector to scalar operation.
14491 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
14492 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
14493 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
14494 (TARG_VEC_STORE_COST): Define cost of vector store.
14495 (vect_estimate_min_profitable_iters): Define new function.
14496 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
14497 check to evaluate if loop iterations are less than minimum profitable
14498 iterations determined by cost model or minimum vect loop bound defined
14499 by user, whichever is more conservative.
14500 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
14501 run-time check to evaluate if loop iterations are less than minimum
14502 profitable iterations determined by cost model or minimum vect loop
14503 bound defined by user, whichever is more conservative.
14504 (vect_estimate_min_profitable_iterations): New function to estimate
14505 mimimimum iterartions required for vector version of loop to be
14506 profitable over scalar version.
14507 (vect_model_reduction_cost): New function.
14508 (vect_model_induction_cost): New function.
14509 (vect_model_simple_cost): New function.
14510 (vect_cost_strided_group_size): New function.
14511 (vect_model_store_cost): New function.
14512 (vect_model_load_cost): New function.
14513 (vectorizable_reduction): Call vect_model_reduction_cost during
14515 (vectorizable_induction): Call vect_model_induction_cost during
14517 (vectorizable_load): Call vect_model_load_cost during analysis phase.
14518 (vectorizable_store): Call vect_model_store_cost during analysis phase.
14519 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
14520 vectorizable_promotion, vectorizable_demotion): Call
14521 vect_model_simple_cost during analysis phase.
14523 2007-06-08 Simon Baldwin <simonb@google.com>
14525 * reg-stack.c (get_true_reg): Readability change. Moved default case
14526 label into direct switch statement scope.
14528 2007-06-08 Simon Baldwin <simonb@google.com>
14530 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
14531 in gcc_assert() with '==' comparison.
14533 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
14535 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
14536 TARGET_ABM handling of x86_popcnt variable.
14538 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
14540 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
14541 __builtin_copysignq and __builtin_infq built-in functions.
14543 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
14545 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
14546 SSE4.2 section. Correct built-in function names in SSE4A section.
14548 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
14550 PR tree-optimization/32243
14551 * tree-vect-transform.c (vectorizable_type_promotion): Move check
14552 for ncopies after ratio check between nunits_out and nunits_in.
14553 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
14555 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
14557 PR tree-optimization/32224
14558 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
14559 vectorization upon a non GIMPLE_MODIFY_STMT.
14561 2007-06-08 Christian Bruel <christian.bruel@st.com>
14564 * config/sh/sh.md (doloop_end): New pattern and splitter.
14565 * loop-iv.c (simple_rhs_p): Check for hardware registers.
14567 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
14569 PR middle-end/32209
14570 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
14572 (verify_dominators): Do not change dominance tree.
14574 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14576 * config/sh/constraints.md: New file.
14577 * config/sh/sh.c: Include tm-constrs.h.
14578 (reg_class_from_letter): Remove.
14579 (prepare_cbranch_operands): Use satisfies_constraint_*
14580 function instead of macro.
14581 (andcosts, broken_move, sh_secondary_reload): Likewise.
14582 * config/sh/predicates.md (trapping_target_operand): Likewise.
14583 (and_operand, arith_operand, arith_reg_or_0_operand,
14584 cmp_operand, logical_operand, target_operand,
14585 ua_address_operand, ua_offset, xor_operand): Likewise.
14586 * config/sh/sh.md: Include constraints.md.
14587 (*movsicc_t_false): Use satisfies_constraint_* function
14589 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
14590 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
14591 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
14592 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
14593 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
14594 (REG_CLASS_FROM_CONSTRAINT): Remove.
14595 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
14596 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
14597 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
14598 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
14599 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
14600 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
14601 function instead of macro.
14602 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
14603 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
14604 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
14605 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
14606 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
14607 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
14608 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
14609 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
14610 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
14611 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
14612 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
14613 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
14614 EXTRA_CONSTRAINT_STR): Likewise.
14615 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
14617 2007-06-07 Geoffrey Keating <geoffk@apple.com>
14619 * config/i386/darwin.h (STACK_BOUNDARY): Define.
14621 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
14624 * c-common.h (flag_cpp0x): Replaced by...
14625 (cxx_dialect): ... this new variable specifying the C++ dialect that
14627 * c-common.c (flag_cpp0x): Removed.
14628 (cxx_dialect): Defined.
14629 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
14631 * c-opts.c (c_common_post_options): Likewise.
14632 (set_std_cxx98): Set cxx_dialect to cxx98.
14633 (set_std_cxx0x): Set cxx_dialect to cxx0x.
14635 2007-06-07 Geoffrey Keating <geoffk@apple.com>
14636 Hui-May Chang <hm.chang@apple.com>
14638 * doc/invoke.texi (Darwin Options): Update documentation for
14639 -mmacosx-version-min.
14640 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
14641 * config/darwin-driver.c: New file.
14642 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
14643 * config/t-darwin (darwin-driver.o): New rule.
14645 * config/darwin-c.c (version_as_macro): Ignore low digit.
14647 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
14649 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
14650 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
14651 (CSGNMODE): New mode macro.
14652 (CSGNVMODE): New mode attribute.
14653 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
14654 expander using CSGNMODE mode macro. Handle TFmode.
14655 (copysign<mode>3_const): Rename from copysignsf3_const and
14656 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
14658 (copysign<mode>3_var): Rename from copysignsf3_var and
14659 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
14661 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
14662 mode macro. Handle TFmode.
14663 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
14664 (iortf3, *iortf3): Ditto.
14665 (xortf3, *xortf3): Ditto.
14666 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
14667 TFmode and TImode masks.
14668 (ix86_expand_copysign): Expand TFmode copysign insn.
14669 (IX86_BUILTIN_INFQ): New.
14670 (IX86_BUILTIN_FABSQ): Ditto.
14671 (IX86_BUILTIN_COPYSIGNQ): Ditto.
14672 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
14673 [__builtin_fabsq]: Ditto.
14674 [__builtin_copysignq]: Ditto.
14675 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
14676 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
14677 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
14678 ix86_expand_binop_builtin().
14680 2007-06-07 Bob Wilson <bob.wilson@acm.org>
14682 * config/xtensa/lib1funcs.asm: Clean up whitespace.
14684 2007-06-07 Steve Ellcey <sje@cup.hp.com>
14687 * rtl.h (push_to_sequence2): New.
14688 * emit-rtl.c (push_to_sequence2): New.
14689 * function.c (assign_parm_data_all): Add new fields.
14690 (assign_parm_setup_block): Call push_to_sequence2 instead of
14692 (assign_parm_setup_reg): Ditto.
14693 (assign_parm_setup_stack): Ditto.
14694 (assign_parms_unsplit_complex): Ditto.
14695 (assign_parms): Change field name.
14697 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
14699 PR tree-optimization/32220
14700 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
14701 phi node is reached before defining statement.
14703 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
14706 * tree-vect-transform.c (vectorizable_call): Call update_stmt
14707 after changing the right hand side of the assignment.
14709 2007-06-06 Eric Christopher <echristo@apple.com>
14711 * config.gcc (i?86-*-darwin*): Remove arch parameter.
14712 (x86_64-*-darwin*): Ditto.
14713 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
14714 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
14716 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
14718 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
14719 coding conventions.
14720 (add_key): Likewise.
14721 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
14722 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
14724 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
14726 (add_cost_one_coalesce): Likewise.
14727 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
14728 variable names. Rename orig to orig_name for consistency.
14729 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
14730 coding conventions.
14731 (cprop_into_successor_phis): Avoid using C++ keywords as variable
14733 (record_equivalences_from_stmt): Likewise.
14734 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
14735 the coding conventions.
14736 (memory_ssa_name_same): Likewise.
14737 (dse_optimize_stmt): Likewise.
14738 (dse_record_phis): Likewise.
14739 (dse_finalize_block): Likewise.
14740 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
14741 keywords as variable names.
14742 (may_move_till): Cast according to the coding conventions.
14743 (force_move_till_expr): Avoid using C++ keywords as variable names.
14744 (force_move_till): Cast according to the coding conventions.
14745 (memref_hash): Likewise.
14746 (memref_eq): Likewise.
14747 (gather_mem_refs_stmt): Likewise.
14748 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
14749 using C++ keywords as variable names.
14750 (idx_find_step): Cast according to the coding conventions.
14751 (idx_record_use): Likewise.
14752 (find_depends): Likewise.
14753 (prepare_decl_rtl): Likewise.
14754 (mbc_entry_hash): Likewise.
14755 (mbc_entry_eq): Likewise.
14756 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
14757 (simplify_replace_tree): Avoid using C++ keywords as variable names.
14758 (idx_infer_loop_bounds): Cast according to the coding conventions.
14759 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
14760 * tree-ssa-math-opts.c (occ_new ): Likwise.
14761 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
14763 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
14765 (add_use_op): Likewise.
14766 (add_vop): Likewise.
14767 (add_vuse_op): Likewise.
14768 (add_vdef_op): Likewise.
14769 (get_expr_operands): Likewise.
14770 (push_stmt_changes): Use type safe memory macros.
14771 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
14772 keywords as variable names.
14773 (conditional_replacement): Likewise.
14774 (minmax_replacement): Likewise.
14775 (abs_replacement): Likewise.
14776 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
14777 coding conventions.
14778 (insert_fake_stores): Avoid using C++ keywords as variable names.
14779 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
14781 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
14782 (heapvar_insert): Use type safe memory macros.
14783 (new_var_info): Cast according to the coding conventions.
14784 (new_constraint): Likewise.
14785 (remove_preds_and_fake_succs): Use type safe memory macros.
14786 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
14788 (thread_single_edge): Likewise.
14789 (thread_through_loop_header): Likewise.
14791 2007-06-06 Eric Christopher <echristo@apple.com>
14793 * config/i386/i386.c (override_options): Move handling
14794 of TARGET_SUBTARGET* earlier.
14796 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
14798 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
14801 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
14803 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
14804 emited outside of basic block.
14805 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
14806 the created blocks.
14807 * rtl.h (delete_insn_chain): Declaration changed.
14808 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
14810 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
14811 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
14812 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
14813 to delete_insn_chain.
14814 (rtl_verify_flow_info_1): Verify that the insns in header and footer
14815 do not have bb field set.
14816 (rtl_verify_flow_info): Verify that insns between basic blocks do not
14818 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
14819 * cfgcleanup.c (try_optimize_cfg): Ditto.
14821 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
14823 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
14824 (lambda_body_vector_new): Use type safe memory macros.
14825 (lambda_linear_expression_new): Likewise.
14826 (lambda_loopnest_new): Likewise.
14827 (lambda_lattice_new): Likewise.
14828 (replace_uses_equiv_to_x_with_y): Cast according to the coding
14829 conventions. Use type safe memory macros.
14830 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
14831 (lambda_body_vector_s): Likewise.
14832 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
14833 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
14835 2007-06-06 Richard Guenther <rguenther@suse.de>
14837 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
14838 if we need to schedule cfg_cleanup.
14839 (tree_ssa_forward_propagate_single_use_vars): Do so.
14841 2007-06-06 Ian Lance Taylor <iant@google.com>
14843 * fold-const.c (merge_ranges): If range_successor or
14844 range_predecessor fail, just return 0.
14846 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
14848 PR tree-optimization/32216
14849 * tree-vectorizer.c (supportable_widening_operation): Determine
14850 signedness of FIX_TRUNC_EXPR from output operand.
14851 (supportable_narrowing_operation): Ditto.
14852 * tree-vect-generic.c (expand_vector_operations_1): Determine
14853 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
14854 from input operand.
14856 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
14858 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
14859 (struct pta): ...from here. Change flags to unsigned to avoid
14860 excessive casting (as it is used as a bit mask).
14861 (override_options): Add casts according to the coding convenventions.
14862 (x86_64_elf_unique_section): Likewise.
14863 (examine_argument): Avoid using C++ keywords as variable names.
14864 (construct_container): Likewise.
14865 (legitimize_pic_address): Likewise.
14866 (get_dllimport_decl): Cast according to the coding conventions. Use
14867 type safe memory macros.
14868 (legitimize_address): Cast according to the coding conventions.
14869 (emit_i387_cw_initialization): Corrected the type of slot to enum
14871 (ix86_init_machine_status): Use type safe memory macros.
14872 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
14873 (bdesc_pcmpistr): Likewise.
14874 (bdesc_crc32): Likewise.
14875 (bdesc_sse_3arg): Likewise.
14876 (bdesc_2arg): Likewise.
14877 (bdesc_1arg): Likewise.
14878 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
14879 (ix86_expand_sse_pcmpistr): Likewise.
14880 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
14881 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
14882 int to match the langhook definition.
14883 (ix86_builtin_conversion): Change the type of code to unsigned init to
14884 match the langhook definition.
14885 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
14887 (ix86_preferred_output_reload_class): Likewise.
14888 (ix86_cannot_change_mode_class): Likewise.
14889 (ix86_memory_move_cost): Likewise.
14890 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
14891 avoid excessive casting later on.
14892 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
14894 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
14896 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
14897 as flags setting insn.
14898 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
14900 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
14902 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
14903 (UNSPEC_ROUND): New.
14904 ("sse4_1_round<mode>2"): New insn pattern.
14905 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
14907 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
14908 expander using SSEMODEF mode macro. Expand using
14909 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
14910 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
14911 expander using SSEMODEF mode macro. Expand using
14912 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
14913 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
14914 expander using SSEMODEF mode macro. Expand using
14915 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
14916 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
14917 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
14918 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
14921 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
14922 Sebastian Pop <sebpop@gmail.com>
14924 * lambda.h (build_linear_expr): New.
14925 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
14926 Use build_linear_expr, call fold and force_gimple_operand.
14927 (lambda_loopnest_to_gcc_loopnest): Check that there is
14928 something to insert.
14929 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
14931 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
14933 PR preprocessor/23479
14934 * doc/extend.texi: Document the 0b-prefixed binary integer
14935 constant extension.
14937 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
14939 PR tree-optimization/32215
14940 * tree-vectorizer.c (supportable_widening_operation): Return false
14941 for unsupported FIX_TRUNC_EXPR tree code.
14942 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
14944 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
14946 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
14947 register on SPE targets. Change documentation to reflect
14949 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
14950 Change FIXED_SCRATCH to 14 and document why we're keeping r14
14951 out of the register allocation pool.
14952 (rs6000_reg_live_or_pic_offset_p): New function.
14953 (rs6000_emit_prologue): Move the actual saving of LR up to free
14954 r0 for holding r11. Split saving of SPE 64-bit registers into
14955 its own case. Ensure that offsets will always be in-range for
14956 'evstdd' by using r11 as a scratch register to point at the start
14957 of the SPE save area. Save r11 if necessary, as it is the static
14959 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
14960 into its own case. Ensure that offsets will always be in-range
14961 for 'evldd' by using r11 as a scratch register to point at the
14962 start of the SPE save area. Also adjust r11 when restoring
14963 the stack pointer to compensate for pre-loading r11.
14965 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
14967 * cfg.c (init_flow): Use type safe memory macros.
14968 (alloc_block): Likewise.
14969 (unchecked_make_edge): Likewise.
14970 (dump_flow_info): Avoid using C++ keywords as variable names.
14971 (copy_original_table_clear): Cast according to the coding conventions.
14972 (copy_original_table_set): Likewise.
14973 * cfgexpand (label_rtx_for_bb): Likewise.
14974 (expand_gimple_basic_block): Likewise.
14975 * cfghooks.c (dump_bb): Likewise.
14976 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
14978 (lv_add_condition_to_bb): Likewise.
14979 * cfglayout (relink_block_chain): Cast according to the coding
14981 (fixup_reorder_chain): Likewise.
14982 (fixup_fallthru_exit_predecessor): Likewise.
14983 * cfgloop.c (glb_enum_p): Likewise.
14984 (get_exit_description): Likewise.
14985 (dump_recorded_exit): Likewise.
14986 * cfgloop.h (enum loop_estimation): Move out of struct scope...
14987 (struct loop): ... from here.
14988 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
14990 * cfgrtl.c (rtl_create_basic_block): Likewise.
14991 (rtl_split_block): Likewise.
14992 (rtl_dump_bb): Likewise.
14993 (cfg_layout_split_block): Likewise.
14994 (init_rtl_bb_info): Use typesafe memory macros.
14996 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
14997 * graphds.h: Updated all usages of edge to graph_edge.
14998 * graphds.c: Likewise.
14999 * cfgloopanal.c: Likewise.
15001 2007-06-05 Ian Lance Taylor <iant@google.com>
15003 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
15004 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
15005 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
15007 (test_for_singularity): Likewise.
15009 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
15011 * config/i386/constraints.md ("Y2"): Replaced by ...
15013 * config/i386/i386.md: Likewise.
15014 * config/i386/mmx.md: Likewise.
15015 * config/i386/sse.md: Likewise.
15017 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
15019 * config/i386/constraints.md ("z"): Replaced by ...
15021 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
15022 (sse4_1_blendvps): Likewise.
15023 (sse4_1_pblendvb): Likewise.
15024 (sse4_2_pcmpestr): Likewise.
15025 (sse4_2_pcmpestrm): Likewise.
15026 (sse4_2_pcmpestr_cconly): Likewise.
15027 (sse4_2_pcmpistr): Likewise.
15028 (sse4_2_pcmpistrm): Likewise.
15029 (sse4_2_pcmpistr_cconly): Likewise.
15031 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
15033 * matrix-reorg.c (transform_access_sites): Fix computation.
15034 (transform_allocation_sites): Same.
15036 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15038 * config/i386/i386.c (override_options): Use
15039 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
15041 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15043 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
15044 (nonimm_not_xmm0_operand): Ditto.
15045 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
15046 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
15047 as operand[2] predicate. Require "z" class XMM register for
15048 operand[3]. Adjust asm template.
15049 ("sse4_1_blendvpd"): Ditto.
15050 ("sse4_1_pblendvb"): Ditto.
15051 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
15052 force op2 into xmm0 register for variable blend instructions.
15054 2007-06-04 Tom Tromey <tromey@redhat.com>
15056 * c-tree.h (start_enum): Update.
15057 (build_enumerator): Likewise.
15058 * c-decl.c (enum_next_value): Removed.
15059 (enum_overflow): Likewise.
15060 (start_enum): Add c_enum_contents argument. Don't use globals.
15061 (build_enumerator): Likewise.
15062 * c-tree.h (struct c_enum_contents): New struct.
15064 2007-06-04 Tom Tromey <tromey@redhat.com>
15066 * c-common.c (c_common_get_alias_set): Fix indentation.
15068 2007-06-04 Ian Lance Taylor <iant@google.com>
15070 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
15071 to overflow, reduce overflow infinity to regular infinity.
15072 (vrp_var_may_overflow): New static function.
15073 (vrp_visit_phi_node): Check vrp_var_may_overflow.
15075 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
15077 * stor-layout.c (layout_type): Remove duplicate code.
15079 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
15082 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
15083 before build_common_builtin_nodes ().
15085 2007-06-04 Steve Ellcey <sje@cup.hp.com>
15088 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
15090 2007-06-04 Jan Hubicka <jh@suse.cz>
15092 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
15093 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
15094 instead of _stat version.
15096 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
15098 PR tree-optimization/32194
15099 * tree-predcom.c (determine_offset): Check that both references have
15102 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
15104 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
15105 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
15106 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
15107 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
15108 Add argument to iterate_fix_dominators call.
15109 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
15110 * gcse.c (hoist_code): Change domby to vector.
15111 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
15112 Add argument to iterate_fix_dominators call.
15113 * loop-doloop.c (doloop_modify): Changed recount_dominator to
15114 recompute_dominator.
15115 * lambda-code.c (perfect_nestify): Ditto.
15116 * cfgloopanal.c: Include graphds.h.
15117 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
15118 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
15119 (mark_irreducible_loops): Use graphds_scc. Remove argument from
15121 * graphds.c: New file.
15122 * graphds.h: New file.
15123 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
15124 (get_dominated_by, get_dominated_by_region): Change return type to
15126 (verify_dominators): Recompute all dominators and compare the results.
15127 (recount_dominator): Renamed to ...
15128 (recompute_dominator): ... this. Do not check that the block is
15129 dominated by entry.
15130 (iterate_fix_dominators): Reimplemented.
15131 (prune_bbs_to_update_dominators, root_of_dom_tree,
15132 determine_dominators_for_sons): New functions.
15133 * et-forest.c (et_root): New function.
15134 * et-forest.h (et_root): Declare.
15135 * Makefile.in (graphds.o): Add.
15136 (cfgloopanal.o): Add graphds.h dependency.
15137 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
15138 * basic-block.h (get_dominated_by, get_dominated_by_region,
15139 iterate_fix_dominators): Declaration changed.
15140 (recount_dominator): Renamed to ...
15141 (recompute_dominator): ... this.
15142 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
15143 (thread_through_all_blocks): Do not free dominance info.
15145 2007-06-03 Andreas Schwab <schwab@suse.de>
15147 * config/m68k/m68k.c (override_options): Don't override
15149 * config/m68k/m68k-modes.def (SF, DF): Define to use
15150 motorola_single_format and motorola_double_format, resp.
15151 * real.c (motorola_single_format): Renamed from
15152 coldfire_single_format.
15153 (motorola_double_format): Renamed from coldfire_double_format.
15154 (encode_ieee_extended): Generate a proper canonical NaN image
15155 respecting canonical_nan_lsbs_set.
15156 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
15158 * real.h: Adjust declarations.
15160 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
15163 * config/sh/sh.md (symGOT_load): Don't schedule insns when
15164 the symbol is generated with the stack protector.
15166 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
15168 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
15169 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
15171 * doc/extend.texi (interrupt): Mention m68k.
15173 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
15175 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
15176 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
15177 (ix86_expand_sse_pcmpestr): Do not check operands for
15178 "register_operand", when insn operand predicate is "register_operand".
15179 (ix86_expand_sse_pcmpistr): Ditto.
15181 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
15182 Uros Bizjak <ubizjak@gmail.com>
15184 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
15185 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
15186 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
15187 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
15188 * config/i386/constraints.md ("z"): New register constraint
15189 for members of SSE_FIRST_REG class.
15190 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
15191 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
15192 SSE_FIRST_REG class.
15193 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
15194 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
15195 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
15196 (IX86_BUILTIN_PCMPESTRM128): Likewise.
15197 (IX86_BUILTIN_PCMPESTRA128): Likewise.
15198 (IX86_BUILTIN_PCMPESTRC128): Likewise.
15199 (IX86_BUILTIN_PCMPESTRO128): Likewise.
15200 (IX86_BUILTIN_PCMPESTRS128): Likewise.
15201 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
15202 (IX86_BUILTIN_PCMPISTRI128): Likewise.
15203 (IX86_BUILTIN_PCMPISTRM128): Likewise.
15204 (IX86_BUILTIN_PCMPISTRA128): Likewise.
15205 (IX86_BUILTIN_PCMPISTRC128): Likewise.
15206 (IX86_BUILTIN_PCMPISTRO128): Likewise.
15207 (IX86_BUILTIN_PCMPISTRS128): Likewise.
15208 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
15209 (struct builtin_description): Change "flag" field to unsigned.
15210 (bdesc_pcmpestr): New builtin description table.
15211 (bdesc_pcmpistr): Likewise.
15212 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
15213 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
15214 Initialize pcmp[ei]str[im] insns for SSE4.2.
15215 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
15216 (ix86_expand_sse_pcmpistr): Likewise.
15217 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
15218 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
15219 (UNSPEC_PCMPISTR): Likewise.
15220 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
15221 (sse4_2_pcmpestri):New isns pattern.
15222 (sse4_2_pcmpestrm): Likewise.
15223 (sse4_2_pcmpestr_cconly): Likewise.
15224 (sse4_2_pcmpistr): New insn patern and splitter.
15225 (sse4_2_pcmpistri):New isns pattern.
15226 (sse4_2_pcmpistrm): Likewise.
15227 (sse4_2_pcmpistr_cconly): Likewise.
15228 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
15231 2007-06-01 David Daney <ddaney@avtrex.com>
15233 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
15234 LOADGP_ABSOLUTE and not binds_local_p.
15236 2007-06-01 Geoffrey Keating <geoffk@apple.com>
15238 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
15240 2007-06-01 Ian Lance Taylor <iant@google.com>
15242 * tree-vrp.c (compare_name_with_value): Always set
15243 used_strict_overflow if we get a result from the variable itself.
15245 2007-06-01 Ian Lance Taylor <iant@google.com>
15247 PR rtl-optimization/31455
15248 * lower-subreg.c (find_decomposable_subregs): Don't decompose
15249 subregs which have a cast between modes which are not tieable.
15251 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
15253 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
15254 breaks after return statements.
15256 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
15258 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
15259 only after no_new_pseudos.
15261 2007-05-31 Eric Christopher <echristo@apple.com>
15263 * expr.c (convert_move): Assert that we don't have a BLKmode
15265 (store_expr): Handle BLKmode moves by calling emit_block_move.
15267 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
15269 * c-typeck.c (build_indirect_ref): Include type in error message.
15270 (build_binary_op): Pass types to binary_op_error.
15271 * c-common.c (binary_op_error): Take two type arguments, print out
15273 * c-common.h (binary_op_error): Update prototype.
15275 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
15277 * config/i386/i386.c: Correct coments on -mno-sse4.
15279 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
15281 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
15282 (x86_64-*-*): Likewise.
15283 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
15284 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
15285 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
15286 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
15287 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
15288 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
15289 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
15290 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
15291 (OPTION_MASK_ISA_SSE4): Likewise.
15292 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
15293 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
15294 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
15295 (override_options): Support SSE4.2.
15296 (ix86_build_const_vector): Support SImode and DImode.
15297 (ix86_build_signbit_mask): Likewise.
15298 (ix86_expand_int_vcond): Support V2DImode.
15299 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
15300 (IX86_BUILTIN_CRC32HI): Likewise.
15301 (IX86_BUILTIN_CRC32SI): Likewise.
15302 (IX86_BUILTIN_CRC32DI): Likewise.
15303 (IX86_BUILTIN_PCMPGTQ): Likewise.
15304 (bdesc_crc32): Likewise.
15305 (bdesc_sse_3arg): Likewise.
15306 (ix86_expand_crc32): Likewise.
15307 (ix86_init_mmx_sse_builtins): Support SSE4.2.
15308 (ix86_expand_builtin): Likewise.
15309 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
15310 __SSE4_2__ for -msse4.2.
15311 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
15312 (CRC32MODE): Likewise.
15313 (crc32modesuffix): Likewise.
15314 (crc32modeconstraint): Likewise.
15315 (sse4_2_crc32<mode>): Likewise.
15316 (sse4_2_crc32di): Likewise.
15317 * config/i386/i386.opt (msse4.2): New for SSE4.2.
15319 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
15320 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
15321 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
15322 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
15323 (vcondu<mode>): Likewise.
15324 * doc/extend.texi: Document SSE4.2 built-in functions.
15325 * doc/invoke.texi: Document -msse4.2/-msse4.
15327 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
15329 PR tree-optimization/32160
15330 * tree-predcom.c (predcom_tmp_var): New function. Mark created
15331 variable as gimple reg.
15332 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
15334 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
15336 * gcc.c (main): Don't consider linker options when issuing the
15337 warning about a linker input file not being used.
15339 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15341 * tree-vrp.c (compare_names): Initialize sop.
15343 2007-05-30 Dirk Mueller <dmueller@suse.de>
15345 * cgraphunit.c (cgraph_analyze_function): Remove
15346 computation of inline parameters.
15348 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
15350 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
15352 2007-05-30 Richard Sandiford <richard@codesourcery.com>
15354 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
15355 Add vx-common.h. Include vxworks.h between vx-common.h and
15357 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
15359 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
15360 (TARGET_ASM_DESTRUCTOR): Likewise.
15361 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
15362 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
15363 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
15364 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
15365 (VXWORKS_ENDIAN_SPEC): Define.
15366 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
15367 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
15368 VXWORKS_* equivalents.
15369 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
15370 (ASM_FILE_START): Delete.
15371 (TARGET_VERSION): Reformat.
15372 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
15373 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
15374 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
15375 (FPBIT, DPBIT): Define.
15376 (fp-bit.c, dp-bit.c): New rules.
15377 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
15378 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
15379 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
15380 * config/arm/arm.h: Include vxworks-dummy.h.
15381 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
15382 Mark with ATTRIBUTE_UNUSED.
15383 (arm_override_options): Do not allow VxWorks RTP PIC to be used
15384 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
15385 make it incompatible with -msingle-pic-base.
15386 (arm_function_ok_for_sibcall): Return false for calls that might
15387 go through a VxWorks PIC PLT entry.
15388 (require_pic_register): New function, split out from...
15389 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
15391 (arm_load_pic_register): Handle the VxWorks RTP initialization
15392 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
15393 (arm_emit_call_insn): New function.
15394 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
15395 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
15396 (pic_offset_arm): New pattern.
15397 (call, call_value): Use arm_emit_call_insn.
15398 (call_internal, call_value_internal): New expanders.
15399 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
15400 VxWorks unless __PIC__.
15402 2007-05-30 Eric Christopher <echristo@gmail.com>
15404 * genrecog.c: Include regs.h in generated file.
15405 * genemit.c: Ditto. Fix up formatting.
15406 * config/mn10300/constraints.md: New.
15407 * config/mn10300/mn10300.md: Include.
15408 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
15409 Fix up for removed macro.
15410 * config/mn10300/predicates.md (call_address_operand): Ditto.
15411 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
15412 (CONST_OK_FOR_I): Ditto.
15413 (CONST_OK_FOR_J): Ditto.
15414 (CONST_OK_FOR_K): Ditto.
15415 (CONST_OK_FOR_L): Ditto.
15416 (CONST_OK_FOR_M): Ditto.
15417 (CONST_OK_FOR_N): Ditto.
15418 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
15422 (EXTRA_CONSTRAINT): Ditto.
15424 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
15426 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
15428 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
15429 OPTION_MASK_ISA_64BIT.
15430 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
15432 2007-05-30 Richard Guenther <rguenther@suse.de>
15434 PR middle-end/32152
15435 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
15436 types for comparison.
15437 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
15438 with original typed arguments.
15439 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
15441 2007-05-30 Jakub Jelinek <jakub@redhat.com>
15443 PR tree-optimization/31769
15444 * except.c (duplicate_eh_regions): Clear prev_try if
15445 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
15447 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
15449 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
15450 * tree-ssa-sink.c (statement_sink_location): Return basic block and
15451 bsi of the location where statements should be inserted.
15452 (sink_code_in_bb): Take bsi from statement_sink_location.
15453 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
15454 instead of bsi_start.
15455 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
15457 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
15458 (bsi_move_before): Document inconsistency with bsi_move_after.
15459 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
15461 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
15463 * config/i386/i386.h (TARGET_ABM): New define.
15464 (TARGET_POPCNT): Ditto.
15465 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
15466 New temporary defines to redefine from OPTION_ISA_* defines.
15467 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
15468 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
15469 (ix86_isa_flags): New extern int declaration.
15470 (TARGET_SUBTARGET_DEFAULT): New define.
15471 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
15472 (TARGET_SUBTARGET32_DEFAULT): Ditto.
15473 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
15474 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
15475 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
15476 * config/i386/darwin.h: Change TARGET_64BIT define to
15479 * config/i386/i386.opt (m3dnowa): Define as undocumented option
15480 using existing "ix86_isa_flags" varible.
15481 (m32, m64): Use existing "ix86_isa_flags" variable.
15482 (mmmx, m3dnow): Ditto.
15483 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
15484 (mabm): Define as non-negative option using "x86_abm" variable.
15485 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
15487 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
15488 Rewrite feature test bitmap.
15489 (ix86_isa_flags): New initialized global int varible.
15490 (ix86_isa_flags_explicit): New static int variable.
15491 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
15492 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
15493 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
15494 target_flags_explicit.
15495 (override_options): Remove "target_enable" and "target_disable" fields
15496 from "struct ptt". Update processor_target_table accordingly. Remove
15497 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
15498 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
15499 "target_flags" and "ix86_isa_flags_explicit" instead of
15500 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
15501 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
15502 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
15503 to true when either of PTA_POPCNT or PTA_ABM is set in
15504 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
15505 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
15506 processor_alias_table flags entry. Remove handling of
15507 "target_enable" and "target_disable" fields of processor_target_table.
15508 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
15509 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
15510 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
15511 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
15512 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
15514 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
15516 2007-05-29 David Daney <ddaney@avtrex.com>
15519 * config/mips/mips.c (mips_output_mi_thunk): Emit
15520 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
15522 2007-05-29 Hui-May Chang <hm.chang@apple.com>
15523 * config/i386/i386.c (ix86_function_regparm): Added checking of
15524 ix86_force_align_arg_pointer to determine the number of
15525 register parameters.
15527 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
15529 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
15530 (SET_DR_MISALIGNMENT): New.
15531 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
15532 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
15533 Use SET_DR_MISALIGNMENT.
15534 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
15536 * tree-data-ref.c (create_data_ref, compute_all_dependences,
15537 find_loop_nest): Export.
15538 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
15539 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
15540 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
15541 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
15543 (struct mem_ref): Add field reuse_distance.
15544 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
15545 Initialize reuse_distance field.
15546 (issue_prefetch_ref): Select temporality of prefetch according to
15548 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
15549 self_reuse_distance, determine_loop_nest_reuse): New functions.
15550 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
15551 (tree_ssa_prefetch_arrays): Dump L2 cache size.
15552 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
15555 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
15557 * tree-ssa-alias.c: Add aliasing overview.
15559 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
15560 Danny Smith <dannysmith@users.sourceforge.net>
15563 * config/i386/t-crtfm: Compile crtfastmath.o with
15564 -minline-all-stringops.
15565 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
15566 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
15568 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15570 * doc/md.texi: Document constraints on HP PA-RISC.
15572 * pa/constraints.md: New file.
15573 * pa.md: Include constraints.md.
15574 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
15575 (integer_store_memory_operand, ldil_cint_p): New functions.
15576 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
15577 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
15578 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
15579 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
15580 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
15582 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
15585 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
15586 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
15587 case POSTDECREMENT_EXPR>): Return the error_mark_node
15588 if either the real or imaginary parts would an
15591 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
15593 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
15594 name when we remove it from a call.
15596 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
15598 * targhooks.c (default_narrow_bitfield): Remove.
15599 * targhooks.h: Remove the prototype for
15600 default_narrow_bitfield.
15602 * langhooks-def.h: Remove the prototype for
15603 hook_get_alias_set_0.
15604 * langhooks.c (hook_get_alias_set_0): Remove.
15606 * global.c (EXECUTE_IF_CONFLICT): Remove.
15608 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
15611 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
15612 return true when truth_value_p is true and the type
15615 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
15617 * doc/install.texi (Prerequisites): We no longer require Autoconf
15618 2.13 for the top-level.
15620 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
15622 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
15623 memory access via x86_expand_vector_move_misalign() only for
15624 TImode values on 32-bit targets.
15626 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
15628 * matrix-reorg.c: New file. Implement matrix flattening and
15629 transposing optimization.
15630 * tree-pass.h: Add matrix reorg pass.
15631 * common.opt: Add fipa-mreorg flag.
15632 * Makefile.in: Add matrix-reorg.c.
15633 * passes.c: Add matrix reorg pass.
15634 * varpool.c (add_new_static_var): New function.
15635 * cgraph.h (add_new_static_var): Declare.
15637 2007-05-27 Eric Christopher <echristo@apple.com>
15639 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
15640 sp_offset depending on stack size. Save r12 depending
15641 on registers we're saving later.
15642 (rs6000_emit_epilogue): Update sp_offset depending only
15645 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
15647 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
15648 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
15649 * ifcvt.c (if_convert): Ditto.
15650 * tree-ssa-threadupdate.c (thread_block): Ditto.
15651 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
15652 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
15653 verify_loop_closed_ssa): Check number_of_loops instead of
15655 * predict.c (tree_estimate_probability): Ditto.
15656 * tree-if-conv.c (main_tree_if_conversion): Ditto.
15657 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
15658 * modulo-sched.c (sms_schedule): Ditto.
15659 * tree-scalar-evolution.c (scev_const_prop): Ditto.
15660 (scev_finalize): Do not do anything if scev analysis was not
15662 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
15663 current_loops == NULL.
15664 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
15665 * loop-init.c (loop_optimizer_init): Do not free current_loops when
15666 there are no loops.
15667 (loop_optimizer_finalize): Assert that loops were analyzed.
15668 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
15669 rtl_doloop): Check number_of_loops instead of current_loops.
15670 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
15671 current_loops == NULL.
15672 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
15673 gate_tree_vectorize tree_linear_transform, check_data_deps,
15674 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
15675 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
15676 Check number_of_loops instead of current_loops.
15677 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
15678 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
15679 free loops if available.
15680 (execute_pre): Do not pass do_fre to fini_pre.
15682 2007-05-27 Tobias Burnus <burnus@net-b.de>
15684 PR middle-end/32083
15685 * real.c (mpfr_from_real): Fix sign of -Inf.
15687 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
15689 * tree-vect-transform.c (vectorizable_conversion): Initialize
15690 tree_code variables to ERROR_MARK.
15691 (vectorizable_type_demotion): Likewise.
15692 (vectorizable_type_promotion): Likewise.
15694 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
15697 * config/i386/i386.md (movti): Handle push operands via
15698 ix86_expand_push().
15700 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
15702 * basic-block.h: Remove the prototype for merge_seq_blocks.
15703 * cfgcleanup.c (merge_seq_blocks): Remove.
15705 * tree-flow.h: Remove the prototype for is_aliased_with.
15706 * tree-ssa-alias.c (is_aliased_with): Remove.
15708 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
15710 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
15712 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
15714 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
15715 ix86_expand_sse4_unpack if SSE4.1 is enabled.
15716 (vec_unpacks_hi_v16qi): Likewise.
15717 (vec_unpacku_lo_v16qi): Likewise.
15718 (vec_unpacks_lo_v16qi): Likewise.
15719 (vec_unpacku_hi_v8hi): Likewise.
15720 (vec_unpacks_hi_v8hi): Likewise.
15721 (vec_unpacku_lo_v8hi): Likewise.
15722 (vec_unpacks_lo_v8hi): Likewise.
15723 (vec_unpacku_hi_v4si): Likewise.
15724 (vec_unpacks_hi_v4si): Likewise.
15725 (vec_unpacku_lo_v4si): Likewise.
15726 (vec_unpacks_lo_v4si): Likewise.
15728 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
15730 * c-typeck.c, config/arm/arm.c, config/darwin.c,
15731 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
15732 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
15733 follow spelling conventions in various
15734 warning/error/diagnostic messages.
15736 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
15737 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
15738 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
15739 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
15740 tree-vrp.c: Fix comment typos. Follow spelling conventions.
15741 * doc/tm.texi: Follow spelling conventions.
15743 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15746 * tree-ssa-forwprop.c
15747 (forward_propagate_addr_into_variable_array_index): Remove
15748 the lhs argument. Use the type of def_rhs instead of lhs.
15749 (forward_propagate_addr_expr_1): Update use of
15750 forward_propagate_addr_into_variable_array_index.
15752 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
15753 Nigel Stephens <nigel@mips.com>
15755 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
15756 function attributes, "far" being an alias for "long_call".
15757 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
15758 (mips_near_type_p, mips_far_type_p): New.
15759 (mips_comp_type_attributes): New function to check that attributes
15760 attached to a function type are compatible.
15761 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
15762 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
15763 to the target function of the thunk.
15764 (mips_encode_section_info): Check for "near" and "far" function
15765 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
15767 * config/mips/predicates.md (const_call_insn_operand): Test only
15768 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
15770 * doc/extend.texi (Function Attributes): Document MIPS "near" and
15773 * testsuite/gcc.target/mips/near-far-1.c: New test case.
15774 * testsuite/gcc.target/mips/near-far-2.c: New test case.
15775 * testsuite/gcc.target/mips/near-far-3.c: New test case.
15776 * testsuite/gcc.target/mips/near-far-4.c: New test case.
15778 2007-05-25 Eric Christopher <echristo@apple.com>
15780 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
15781 to x86-darwin configurations.
15782 * config/i386/t-darwin: Add softfp support.
15783 * config/i386/t-darwin64: Ditto.
15784 * config/i386/sfp-machine.h: If mach then don't use
15785 aliasing, emit a stub to call.
15787 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
15789 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
15790 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
15791 tree-predcom.c, tree-ssa-alias-warnings.c,
15792 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
15793 comment typos. Follow spelling conventions.
15794 * doc/cpp.texi, doc/invoke.texi: Fix typos.
15796 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
15799 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
15800 constants into memory. Expand unaligned memory references for
15801 SSE modes via x86_expand_vector_move_misalign() function.
15803 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
15805 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
15806 "memory" attribute for "sseishft" type insn without operands[2].
15808 2007-05-25 Dirk Mueller <dmueller@suse.de>
15809 Marcus Meissner <meissner@suse.de>
15811 * doc/extend.texi (alloc_size): New attribute.
15812 * c-common.c (handle_alloc_size_attribute): New.
15813 * tree-object-size.c (alloc_object_size): Use alloc_size
15814 attribute, if available.
15816 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
15818 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
15820 (__builtin_ia32_vec_ext_v2di): Likewise.
15821 (__builtin_ia32_vec_ext_v4si): Likewise.
15822 (__builtin_ia32_vec_ext_v8hi): Likewise.
15823 (__builtin_ia32_vec_ext_v16qi): Likewise.
15824 (__builtin_ia32_vec_set_v8hi): Likewise.
15826 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
15828 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
15830 2007-05-25 Richard Sandiford <richard@codesourcery.com>
15832 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
15833 (arm_is_longcall_p): Rename to...
15834 (arm_is_long_call_p): ...this. Take a single tree argument and
15836 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
15837 (CUMULATIVE_ARGS): Remove call_cookie.
15838 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
15839 (ENCODED_LONG_CALL_ATTR_P): Delete.
15840 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
15841 LONG_CALL_FLAG_CHAR cases.
15842 (ARM_DECLARE_FUNCTION_SIZE): Delete.
15843 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
15844 ARM_DECLARE_FUNCTION_SIZE.
15845 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
15846 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
15847 (arm_encode_call_attribute, current_file_function_operand): Delete.
15848 (arm_function_in_section_p): New function.
15849 (arm_is_longcall_p): Rename to...
15850 (arm_is_long_call_p): ...this. Take the target function as a single
15851 argument and return a bool. Do not rely on call cookies. Check
15852 whether the target symbol is in the same section as the current
15853 function, not just the same compilation unit.
15854 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
15855 (arm_encode_section_info): Don't encode a call type.
15856 * config/arm/arm.md (call, call_value): Update calls to
15857 arm_is_long(_)call_p. Simplify logic.
15858 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
15859 Update calls to arm_is_long(_)call_p.
15861 2007-05-25 Richard Guenther <rguenther@suse.de>
15863 PR tree-optimization/31982
15864 * tree-ssa-forwprop.c
15865 (forward_propagate_addr_into_variable_array_index): Handle arrays
15866 with element size one.
15868 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15870 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
15871 (umulsi3_highpart): Likewise.
15873 2007-05-24 Ian Lance Taylor <iant@google.com>
15875 PR rtl-optimization/32069
15876 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
15879 2007-05-24 Ollie Wild <aaw@google.com>
15881 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
15884 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
15886 * postreload-gcse.c (reg_changed_after_insn_p): New function.
15887 (oprs_unchanged_p): Use it to check all registers in a REG.
15888 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
15889 (reg_set_between_after_reload_p): Delete.
15890 (reg_used_between_after_reload_p): Likewise.
15891 (reg_set_or_used_since_bb_start): Likewise.
15892 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
15893 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
15894 Use reg_set_between_p instead of reg_set_between_after_reload_p.
15895 * rtlanal.c (reg_set_p): Check whether REG overlaps
15896 regs_invalidated_by_call, rather than just checking the
15897 membership of REGNO (REG).
15899 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
15901 * doc/passes.texi: Document predictive commoning.
15902 * doc/invoke.texi (-fpredictive-commoning): Document.
15903 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
15904 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
15905 adding indices to the generated name.
15906 (schedule_sm): Pass 0 to get_lsm_tmp_name.
15907 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
15908 * tree-pretty-print.c (op_symbol_1): Renamed to ...
15909 (op_symbol_code): ... and exported.
15910 (dump_omp_clause, op_symbol): Use op_symbol_code
15911 instead of op_symbol_1.
15912 * tree-pass.h (pass_predcom): Declare.
15913 * timevar.def (TV_PREDCOM): New timevar.
15914 * tree-ssa-loop.c (run_tree_predictive_commoning,
15915 gate_tree_predictive_commoning, pass_predcom): New.
15916 * tree-data-ref.c (find_data_references_in_loop): Find the
15917 references in dominance order.
15918 (canonicalize_base_object_address): Ensure that the result has
15920 (dr_analyze_innermost): Export.
15921 (create_data_ref): Code to fail for references with invariant
15923 (find_data_references_in_stmt): ... here.
15924 * tree-data-ref.h (dr_analyze_innermost): Declare.
15925 * tree-affine.c: Include tree-gimple.h and hashtab.h.
15926 (aff_combination_find_elt, name_expansion_hash,
15927 name_expansion_eq, tree_to_aff_combination_expand,
15928 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
15930 * tree-affine.h (aff_combination_constant_multiple_p,
15931 tree_to_aff_combination_expand): Declare.
15932 * tree-predcom.c: New file.
15933 * common.opt (fpredictive-commoning): New option.
15934 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
15935 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
15936 * Makefile.in (tree-predcom.o): Add.
15937 (tree-affine.o): Add TREE_GIMPLE_H dependency.
15938 * passes.c (init_optimization_passes): Add dceloop after
15939 copy propagation in loop optimizer. Add predictive commoning
15940 to loop optimizer passes.
15942 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
15944 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
15947 2007-05-24 Jan Hubicka <jh@suse.cz>
15949 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
15951 (genheader): Include statistics.h.
15953 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
15955 * print-rtl.c (flag_dump_unnumbered): Update comments.
15956 (print_rtl): Fix my previous change.
15957 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
15960 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
15962 PR middle-end/32018
15963 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
15965 (thread_through_all_blocks): Call initialize_original_copy_tables
15966 and free_original_copy_tables.
15967 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
15969 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
15970 * cfghooks.c (duplicate_block): Use get_loop_copy.
15971 * cfg.c: Include cfgloop.h.
15972 (loop_copy): New hash table.
15973 (initialize_original_copy_tables): Initialize loop_copy table.
15974 (free_original_copy_tables): Free loop_copy table.
15975 (copy_original_table_clear, copy_original_table_set,
15976 set_loop_copy, get_loop_copy): New functions.
15977 (set_bb_original, set_bb_copy): Use copy_original_table_set.
15978 * cfgloop.h (struct loop): Remove copy field.
15979 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
15980 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
15982 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
15984 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
15985 -msse/-msse2/-msse3.
15987 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
15989 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
15990 __builtin_ia32_vec_set_v2di with MASK_64BIT.
15992 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
15995 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
15996 * targhooks.h (default_mangle_decl_assembler_name): Declare
15998 * targhooks.c (default_mangle_decl_assembler_name): Define
16000 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
16002 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
16003 * langhooks.c (lhd_set_decl_assembler_name): Call
16004 targetm.mangle_decl_assembler_name for names with global scope.
16006 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
16008 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
16009 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
16011 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
16012 New. Factored out of i386_pe_encode_section_info.
16013 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
16014 Move check for prior decoration of stdcall
16015 symbols to i386_pe_encode_section_info.
16016 (i386_pe_encode_section_info): Adjust call to
16017 gen_stdcall_or_fastcall_suffix. Use
16018 i386_pe_maybe_mangle_decl_assembler_name, if needed.
16019 (i386_pe_mangle_decl_assembler_name): New. Wrap
16020 i386_pe_maybe_mangle_decl_assembler_name.
16022 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
16024 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
16025 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
16026 * langhooks.c (get_signed_or_unsigned_type): Don't check for
16027 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
16028 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
16031 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
16032 Nigel Stephens <nigel@mips.com>
16033 Richard Sandiford <richard@codesourcery.com>
16035 Fix up MIPS16 hard float and add support for complex.
16037 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
16038 (TARGET_SOFT_FLOAT_ABI): New.
16039 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
16040 __mips_soft_float to reflect the ABI in use, not whether the
16041 FPU is directly accessible (e.g., in MIPS16 mode).
16042 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
16043 (UNITS_PER_FPVALUE): Likewise.
16045 * config/mips/mips.c (mips_expand_call): Remove redundant
16046 TARGET_MIPS16 check.
16047 (mips_arg_regno): New.
16048 (function_arg_advance): When setting bits in cum->fp_code for
16049 MIPS16, don't subtract 1 from cum->arg_number, since it is now
16051 (function_arg): Use mips_arg_regno.
16052 (mips_return_mode_in_fpr_p): New.
16053 (mips16_call_stub_mode_suffix): New.
16054 (mips16_cfun_returns_in_fpr_p): New.
16055 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
16056 (mips_output_function_prologue): Test mips16_hard_float, not
16057 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
16058 (mips_expand_epilogue): Call MIPS16 helper routines to copy
16059 return value into a floating-point register.
16060 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
16061 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
16062 (mips16_fp_args): Handle MIPS32r2 ISA which supports
16063 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
16064 word of double arguments from or to the high bits of 64-bit
16065 floating point registers.
16066 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
16067 (mips16_fpret_double): New helper function.
16068 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
16069 support for complex modes. Fill in DECL_RESULT for stubdecl.
16070 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
16072 * config/mips/mips16.S
16073 (RET, ARG1, ARG2): New.
16074 (MERGE_GPRf, MERGE_GPRt): New.
16075 (DELAYt, DELAYf): New.
16076 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
16077 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
16078 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
16079 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
16080 (SFOP): Renamed to...
16081 (OPSF3): This, and macro-ified. Updated all uses.
16082 (SFOP2): Renamed to...
16083 (OPSF2): This, and macro-ified. Updated all uses.
16084 (SFCMP): Renamed to...
16085 (CMPSF): This, and macro-ified. Updated all uses.
16086 (SFREVCMP): Renamed to...
16087 (REVCMPSF): This, and macro-ified. Updated all uses.
16088 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
16089 (LDDBL1, LDDBL2, RETDBL): Deleted.
16090 (DFOP): Renamed to...
16091 (OPDF3): This, and macro-ified. Updated all uses.
16092 (DFOP2): Renamed to...
16093 (OPDF2): This, and macro-ified. Updated all uses.
16094 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
16095 (DFCMP): Renamed to...
16096 (CMPDF): This, and macro-ified. Updated all uses.
16097 (DFREVCMP): Renamed to...
16098 (REVCMPDF): This, and macro-ified. Updated all uses.
16099 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
16100 (RET_FUNCTION): New.
16101 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
16102 (__mips16_ret_sc, __mips16_ret_dc): New.
16103 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
16104 STUB_ARGS_6, STUB_ARGS_10): New.
16105 (CALL_STUB_NO_RET): New.
16106 (__mips16_call_stub_1): Macro-ified.
16107 (__mips16_call_stub_5): Macro-ified.
16108 (__mips16_call_stub_2): Macro-ified.
16109 (__mips16_call_stub_6): Macro-ified.
16110 (__mips16_call_stub_9): Macro-ified.
16111 (__mips16_call_stub_10): Macro-ified.
16112 (CALL_STUB_RET): New.
16113 (__mips16_call_stub_sf_0): Macro-ified.
16114 (__mips16_call_stub_sf_1): Macro-ified.
16115 (__mips16_call_stub_sf_5): Macro-ified.
16116 (__mips16_call_stub_sf_2): Macro-ified.
16117 (__mips16_call_stub_sf_6): Macro-ified.
16118 (__mips16_call_stub_sf_9): Macro-ified.
16119 (__mips16_call_stub_sf_10): Macro-ified.
16120 (__mips16_call_stub_df_0): Macro-ified.
16121 (__mips16_call_stub_df_1): Macro-ified.
16122 (__mips16_call_stub_df_5): Macro-ified.
16123 (__mips16_call_stub_df_2): Macro-ified.
16124 (__mips16_call_stub_df_6): Macro-ified.
16125 (__mips16_call_stub_df_9): Macro-ified.
16126 (__mips16_call_stub_df_10): Macro-ified.
16127 (__mips16_call_stub_sc_0): New.
16128 (__mips16_call_stub_sc_1): New.
16129 (__mips16_call_stub_sc_5): New.
16130 (__mips16_call_stub_sc_2): New.
16131 (__mips16_call_stub_sc_6): New.
16132 (__mips16_call_stub_sc_9): New.
16133 (__mips16_call_stub_sc_10): New.
16134 (__mips16_call_stub_dc_0): New.
16135 (__mips16_call_stub_dc_1): New.
16136 (__mips16_call_stub_dc_5): New.
16137 (__mips16_call_stub_dc_2): New.
16138 (__mips16_call_stub_dc_6): New.
16139 (__mips16_call_stub_dc_9): New.
16140 (__mips16_call_stub_dc_10): New.
16142 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
16143 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
16144 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
16146 2007-05-23 Ian Lance Taylor <iant@google.com>
16148 * doc/invoke.texi (Invoking GCC): Document that the order of the
16151 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
16154 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
16155 * config/score/predicate.md (const_pow2, const_npow2): Remove.
16156 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
16160 * config/score/score.c (score_print_operand): Make sure that only
16161 lower bits are used.
16163 2007-05-22 Ian Lance Taylor <iant@google.com>
16165 * tree-vrp.c (avoid_overflow_infinity): New static function,
16166 broken out of set_value_range_to_value.
16167 (set_value_range_to_value): Call avoid_overflow_infinity.
16168 (extract_range_from_assert): Likewise.
16170 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
16172 PR middle-end/31095
16173 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
16174 change the type before looking for a COMPOUND_EXPR.
16176 2007-05-22 Ian Lance Taylor <iant@google.com>
16178 * lower-subreg.c (decompose_multiword_subregs): If we change an
16179 insn, call remove_retval_note on it.
16181 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
16183 * regs.h (end_hard_regno): New function.
16184 (END_HARD_REGNO, END_REGNO): New macros.
16185 (add_to_hard_reg_set): New function.
16186 (remove_from_hard_reg_set): Likewise.
16187 (in_hard_reg_set_p): Likewise.
16188 (overlaps_hard_reg_set_p): Likewise.
16189 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
16190 (note_btr_set): Use END_HARD_REGNO.
16191 * caller-save.c (setup_save_areas): Use end_hard_regno.
16192 (mark_set_regs): Use END_HARD_REGNO.
16193 (add_stored_regs): Use end_hard_regno.
16194 (mark_referenced_regs): Use add_to_hard_reg_set.
16195 * combine.c (update_table_tick): Use END_REGNO.
16196 (record_value_for_reg): Likewise.
16197 (record_dead_and_set_regs): Likewise.
16198 (get_last_value_validate): Likewise.
16199 (use_crosses_set_p): Likewise.
16200 (reg_dead_at_p_1): Likewise.
16201 (reg_dead_at_p): Likewise.
16202 (mark_used_regs_combine): Use add_to_hard_reg_set.
16203 (move_deaths): Use END_HARD_REGNO.
16204 (reg_bitfield_target_p): Use end_hard_regno.
16205 (distribute_notes): Use END_HARD_REGNO.
16206 * cse.c (mention_regs): Use END_REGNO.
16207 (insert): Use add_to_hard_reg_set.
16208 (invalidate): Use END_HARD_REGNO.
16209 (invalidate_for_call): Likewise.
16210 (exp_equiv_p): Use END_REGNO.
16211 (cse_insn): Likewise.
16212 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
16213 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
16214 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
16215 * function.c (keep_stack_depressed): Use end_hard_regno.
16216 * global.c (global_alloc): Use end_hard_regno.
16217 (global_conflicts): Use add_to_hard_reg_set instead of
16219 (find_reg): Likewise.
16220 (mark_reg_store): Likewise.
16221 (mark_reg_conflicts): Likewise.
16222 (mark_reg_death): Use remove_from_hard_reg_set.
16223 (mark_reg_live_nc): Delete.
16224 (set_preference): Use end_hard_regno.
16225 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
16226 remove_from_hard_reg_set.
16227 (post_mark_life): Use add_to_hard_reg_set.
16228 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
16229 (reg_becomes_live): Use add_to_hard_reg_set.
16230 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
16231 (peep2_find_free_register): Use add_to_hard_reg_set.
16232 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
16233 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
16234 * regrename.c (note_sets): Use add_to_hard_reg_set.
16235 (clear_dead_regs): Use remove_from_hard_reg_set.
16236 (regrename_optimize): Use add_to_hard_reg_set.
16237 (find_oldest_value_reg): Use in_hard_reg_set_p.
16238 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
16239 (hard_reg_set_here_p): Use end_hard_regno.
16240 (decompose): Likewise.
16241 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
16242 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
16243 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
16244 (mark_home_live): Use end_hard_regno.
16245 (spill_hard_reg): Likewise.
16246 (clear_reload_reg_in_use): Likewise.
16247 * reorg.c (delete_prior_computation): Use END_REGNO.
16248 * resource.c (update_live_status): Use END_HARD_REGNO.
16249 (mark_referenced_resources): Use add_to_hard_reg_set.
16250 (mark_set_resources): Likewise.
16251 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
16252 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
16253 (reg_overlap_mentioned_p): Likewise.
16254 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
16255 (covers_regno_no_parallel_p): Use END_REGNO.
16256 (find_regno_note): Likewise.
16257 (find_reg_fusage): Use END_HARD_REGNO.
16258 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
16259 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
16261 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
16263 * mode-switching.c (reg_dies): Change type of second argument to
16265 (optimize_mode_switching): Update accordingly.
16267 2007-05-22 Richard Sandiford <richard@codesourcery.com>
16269 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
16271 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
16272 (hard_reg_set_empty_p): ...these new functions.
16273 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
16274 GO_IF_HARD_REG_SUBSET.
16275 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
16276 instead of GO_IF_HARD_REG_EQUAL.
16277 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
16278 instead of GO_IF_HARD_REG_EQUAL.
16279 * global.c (find_reg): Use hard_reg_set_empty_p instead of
16280 GO_IF_HARD_REG_SUBSET.
16281 (modify_reg_pav): Use hard_reg_set_empty_p instead of
16282 GO_IF_HARD_REG_EQUAL.
16283 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
16284 of GO_IF_HARD_REG_SUBSET.
16285 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
16286 instead of GO_IF_HARD_REG_EQUAL.
16287 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
16288 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
16289 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
16290 of GO_IF_HARD_REG_SUBSET,
16291 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
16292 GO_IF_HARD_REG_SUBSET.
16293 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
16294 instead of GO_IF_HARD_REG_EQUAL.
16295 * config/sh/sh.c (push_regs, calc_live_regs): Use
16296 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
16297 (hard_regs_intersect_p): Delete.
16299 2007-05-22 Janis Johnson <janis187@us.ibm.com>
16301 * doc/sourcebuild.texi (Test Directives) Add dg-message.
16303 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
16304 Richard Henderson <rth@redhat.com>
16306 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
16308 (x86_64-*-*): Likewise.
16310 * i386/i386-modes.def (V2QI): New.
16312 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
16314 (override_options): Support SSE4.1.
16315 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
16316 (IX86_BUILTIN_BLENDPS): Likewise.
16317 (IX86_BUILTIN_BLENDVPD): Likewise.
16318 (IX86_BUILTIN_BLENDVPS): Likewise.
16319 (IX86_BUILTIN_PBLENDVB128): Likewise.
16320 (IX86_BUILTIN_PBLENDW128): Likewise.
16321 (IX86_BUILTIN_DPPD): Likewise.
16322 (IX86_BUILTIN_DPPS): Likewise.
16323 (IX86_BUILTIN_INSERTPS128): Likewise.
16324 (IX86_BUILTIN_MOVNTDQA): Likewise.
16325 (IX86_BUILTIN_MPSADBW128): Likewise.
16326 (IX86_BUILTIN_PACKUSDW128): Likewise.
16327 (IX86_BUILTIN_PCMPEQQ): Likewise.
16328 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
16329 (IX86_BUILTIN_PMAXSB128): Likewise.
16330 (IX86_BUILTIN_PMAXSD128): Likewise.
16331 (IX86_BUILTIN_PMAXUD128): Likewise.
16332 (IX86_BUILTIN_PMAXUW128): Likewise.
16333 (IX86_BUILTIN_PMINSB128): Likewise.
16334 (IX86_BUILTIN_PMINSD128): Likewise.
16335 (IX86_BUILTIN_PMINUD128): Likewise.
16336 (IX86_BUILTIN_PMINUW128): Likewise.
16337 (IX86_BUILTIN_PMOVSXBW128): Likewise.
16338 (IX86_BUILTIN_PMOVSXBD128): Likewise.
16339 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
16340 (IX86_BUILTIN_PMOVSXWD128): Likewise.
16341 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
16342 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
16343 (IX86_BUILTIN_PMOVZXBW128): Likewise.
16344 (IX86_BUILTIN_PMOVZXBD128): Likewise.
16345 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
16346 (IX86_BUILTIN_PMOVZXWD128): Likewise.
16347 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
16348 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
16349 (IX86_BUILTIN_PMULDQ128): Likewise.
16350 (IX86_BUILTIN_PMULLD128): Likewise.
16351 (IX86_BUILTIN_ROUNDPD): Likewise.
16352 (IX86_BUILTIN_ROUNDPS): Likewise.
16353 (IX86_BUILTIN_ROUNDSD): Likewise.
16354 (IX86_BUILTIN_ROUNDSS): Likewise.
16355 (IX86_BUILTIN_PTESTZ): Likewise.
16356 (IX86_BUILTIN_PTESTC): Likewise.
16357 (IX86_BUILTIN_PTESTNZC): Likewise.
16358 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
16359 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
16360 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
16361 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
16362 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
16363 (bdesc_ptest): New.
16364 (bdesc_sse_3arg): Likewise.
16365 (bdesc_2arg): Likewise.
16366 (bdesc_1arg): Likewise.
16367 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
16369 (ix86_expand_sse_4_operands_builtin): New.
16370 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
16371 smaller than 8 bits as the 2nd arg.
16372 (ix86_expand_sse_ptest): New.
16373 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
16374 (ix86_expand_vector_set): Support SSE4.1.
16375 (ix86_expand_vector_extract): Likewise.
16377 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
16378 __SSE4_1__ for -msse4.1.
16380 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
16381 (UNSPEC_INSERTPS): Likewise.
16382 (UNSPEC_DP): Likewise.
16383 (UNSPEC_MOVNTDQA): Likewise.
16384 (UNSPEC_MPSADBW): Likewise.
16385 (UNSPEC_PHMINPOSUW): Likewise.
16386 (UNSPEC_PTEST): Likewise.
16387 (UNSPEC_ROUNDP): Likewise.
16388 (UNSPEC_ROUNDS): Likewise.
16390 * config/i386/i386.opt (msse4.1): New for SSE4.1.
16392 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
16393 (const_pow2_1_to_32768_operand): Likewise.
16395 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
16398 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
16400 (sse4_1_insertps): Likewise.
16401 (*sse4_1_extractps): Likewise.
16402 (sse4_1_ptest): Likewise.
16403 (sse4_1_mulv2siv2di3): Likewise.
16404 (*sse4_1_mulv4si3): Likewise.
16405 (*sse4_1_smax<mode>3): Likewise.
16406 (*sse4_1_umax<mode>3): Likewise.
16407 (*sse4_1_smin<mode>3): Likewise.
16408 (*sse4_1_umin<mode>3): Likewise.
16409 (sse4_1_eqv2di3): Likewise.
16410 (*sse4_1_pinsrb): Likewise.
16411 (*sse4_1_pinsrd): Likewise.
16412 (*sse4_1_pinsrq): Likewise.
16413 (*sse4_1_pextrb): Likewise.
16414 (*sse4_1_pextrb_memory): Likewise.
16415 (*sse4_1_pextrw_memory): Likewise.
16416 (*sse4_1_pextrq): Likewise.
16417 (sse4_1_blendpd): Likewise.
16418 (sse4_1_blendps): Likewise.
16419 (sse4_1_blendvpd): Likewise.
16420 (sse4_1_blendvps): Likewise.
16421 (sse4_1_dppd): Likewise.
16422 (sse4_1_dpps): Likewise.
16423 (sse4_1_movntdqa): Likewise.
16424 (sse4_1_mpsadbw): Likewise.
16425 (sse4_1_packusdw): Likewise.
16426 (sse4_1_pblendvb): Likewise.
16427 (sse4_1_pblendw): Likewise.
16428 (sse4_1_phminposuw): Likewise.
16429 (sse4_1_extendv8qiv8hi2): Likewise.
16430 (*sse4_1_extendv8qiv8hi2): Likewise.
16431 (sse4_1_extendv4qiv4si2): Likewise.
16432 (*sse4_1_extendv4qiv4si2): Likewise.
16433 (sse4_1_extendv2qiv2di2): Likewise.
16434 (*sse4_1_extendv2qiv2di2): Likewise.
16435 (sse4_1_extendv4hiv4si2): Likewise.
16436 (*sse4_1_extendv4hiv4si2): Likewise.
16437 (sse4_1_extendv2hiv2di2): Likewise.
16438 (*sse4_1_extendv2hiv2di2): Likewise.
16439 (sse4_1_extendv2siv2di2): Likewise.
16440 (*sse4_1_extendv2siv2di2): Likewise.
16441 (sse4_1_zero_extendv8qiv8hi2): Likewise.
16442 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
16443 (sse4_1_zero_extendv4qiv4si2): Likewise.
16444 (*sse4_1_zero_extendv4qiv4si2): Likewise.
16445 (sse4_1_zero_extendv2qiv2di2): Likewise.
16446 (*sse4_1_zero_extendv2qiv2di2): Likewise.
16447 (sse4_1_zero_extendv4hiv4si2): Likewise.
16448 (*sse4_1_zero_extendv4hiv4si2): Likewise.
16449 (sse4_1_zero_extendv2hiv2di2): Likewise.
16450 (*sse4_1_zero_extendv2hiv2di2): Likewise.
16451 (sse4_1_zero_extendv2siv2di2): Likewise.
16452 (*sse4_1_zero_extendv2siv2di2): Likewise.
16453 (sse4_1_roundpd): Likewise.
16454 (sse4_1_roundps): Likewise.
16455 (sse4_1_roundsd): Likewise.
16456 (sse4_1_roundss): Likewise.
16457 (mulv4si3): Don't expand for SSE4.1.
16458 (smax<mode>3): Likewise.
16459 (umaxv4si3): Likewise.
16460 (uminv16qi3): Likewise.
16461 (umin<mode>3): Likewise.
16462 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
16464 * doc/extend.texi: Document SSE4.1 built-in functions.
16466 * doc/invoke.texi: Document -msse4.1.
16468 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
16470 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
16471 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
16472 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
16473 (ASM_SPEC): Add asm_pcrel_spec.
16474 (EXTRA_SPECS): Add asm_pcrel_spec.
16476 2007-05-21 David Daney <ddaney@avtrex.com>
16478 * doc/install.texi (Building a cross compiler): Add requirements
16479 for Java cross compiler.
16481 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
16483 PR middle-end/31995
16484 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
16485 Add loopno argument. Use evolution_function_is_invariant_rec_p
16486 instead of evolution_function_is_constant_p.
16487 Update calls to evolution_function_is_affine_multivariate_p.
16488 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
16489 Add loopno argument.
16490 * tree-scalar-evolution.c (gather_chrec_stats): Call
16491 evolution_function_is_affine_multivariate_p with a loop
16493 * tree-data-ref.c (analyze_miv_subscript): Likewise.
16494 (analyze_overlapping_iterations): Likewise.
16495 (access_functions_are_affine_or_constant_p): Likewise.
16496 (build_classic_dist_vector_1): If the access functions
16497 are equal, don't do anything.
16499 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
16500 Paolo Carlini <pcarlini@suse.de>
16501 Uros Bizjak <ubizjak@gmail.com>
16503 * c-cppbuiltin.c (c_cpp_builtins): Define
16504 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
16505 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
16506 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
16507 * doc/cpp.texi ([Standard Predefined Macros]): Document.
16509 2007-05-21 Mike Stump <mrs@apple.com>
16511 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
16513 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
16515 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
16517 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
16518 implementation if __OPTIMIZE__ is not defined.
16519 (_mm_alignr_pi8): Ditto.
16520 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
16521 (_mm_inserti_si64): Ditto.
16522 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
16523 (_mm_slli_epi16): Ditto.
16524 (_mm_slli_epi32): Ditto.
16525 (_mm_slli_epi64): Ditto.
16526 (_mm_srai_epi16): Ditto.
16527 (_mm_srai_epi32): Ditto.
16528 (_mm_srli_si128): Ditto.
16529 (_mm_slli_si128): Ditto.
16530 (_mm_srli_epi16): Ditto.
16531 (_mm_srli_epi32): Ditto.
16532 (_mm_srli_epi64): Ditto.
16533 (_mm_extract_epi16): Ditto.
16534 (_mm_insert_epi16): Ditto.
16535 (_mm_shufflehi_epi16): Ditto.
16536 (_mm_shufflelo_epi16): Ditto.
16537 (_mm_shuffle_epi32): Ditto.
16538 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
16539 (_m_pextrw): Ditto.
16540 (_mm_insert_pi16): Ditto.
16541 (_m_pinsrw): Ditto.
16542 (_mm_shuffle_pi16): Ditto.
16543 (_m_pshufw): Ditto.
16544 (_mm_shufle_ps): Ditto.
16545 (_mm_prefetch): Ditto.
16547 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
16549 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
16550 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
16551 * real.c (encode_i370_single, decode_i370_single,
16552 encode_i370_double, decode_i370_double): Functions removed.
16553 (i370_single_format, i370_double_format): Initializations removed.
16554 (real_maxval, round_for_format, exact_real_truncate, significand_size):
16555 Consider the log2_b field to always be one.
16556 (ieee_single_format, mips_single_format, coldfire_single_format,
16557 ieee_double_format, mips_double_format, coldfire_double_format,
16558 ieee_extended_motorola_format, ieee_extended_intel_96_format,
16559 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
16560 ibm_extended_format, mips_extended_format, ieee_quad_format,
16561 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
16562 decimal_single_format, decimal_double_format, decimal_quad_format,
16563 c4x_single_format, c4x_extended_format, real_internal_format): Remove
16564 initialization of log2_b.
16565 * real.h (i370_single_format, i370_double_format): Declarations
16567 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
16568 field to always be one.
16570 2007-05-21 Andreas Schwab <schwab@suse.de>
16572 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
16573 NOTE_INSN_BASIC_BLOCK_P.
16574 (process_for_unwind_directive): Likewise.
16576 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
16578 * builtins.c (expand_builtin_setjmp_setup): Update comment.
16579 * function.h (struct function): Move va_list_gpr_size,
16580 va_list_fpr_size, function_frequency to front of bitfields. Add
16582 (current_function_calls_unwind_init): New.
16583 * except.c (expand_builtin_unwind_init): Set
16584 current_function_calls_unwind_init not
16585 current_function_has_nonlocal_label.
16586 * reload1.c (has_nonexceptional_receiver): New.
16587 (reload): Use it and current_function_calls_unwind_init to
16588 determine whether call-saved regs must be saved.
16590 2007-05-20 Jan Hubicka <jh@suse.cz>
16592 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
16593 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
16594 * ddg.c (create_ddg): LIkewise.
16595 * final.c (final): Remove hunk moving line number notes around since
16596 they are no longer present at this stage.
16597 (final_scan_insn): Use NOTE_KIND instead of
16598 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
16599 (output_asm_label): Likewise.
16600 * reorg.c (dbr_schedule): Likewise.
16601 * haifa-sched.c (unlink_other_notes): Likewise.
16602 * mode-switching.c (optimize_mode_switching): Likewise.
16603 * graph.c (start_bb): Likewise.
16604 * rtl.def (NOTE): Update description.
16605 * jump.c (squeeze_notes): Delete.
16606 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
16607 NOTE_INSN_BASIC_BLOCK_P when possible.
16608 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
16609 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
16610 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
16611 (dwarf2out_var_location): Likewise.
16612 * cfgbuild.c (make_edges): Likewise.
16613 (find_basic_blocks_1): Likewise.
16614 * function.c (reorder_blocks_1): Likewise.
16615 (epilogue_done): Likewise.
16616 (reposition_prologue_and_epilogue_notes): Likewise.
16617 * print-rtl.c (print_rtx): Likewise; drop code for printing
16619 (print_rtl): Likewise.
16620 (print_rtl_single): Likewise.
16621 * gcse.c (insert_insn_start_bb): Likewise.
16622 * alias.c (init_alias_analysis): Likewise.
16623 * calls.c (fixup_tail_calls): Likewise.
16624 * except.c (sjlj_emit_function_enter): Likewise.
16625 * emit-rtl.c (add_insn_after): Likeiwse.
16626 (emit_label_before): Likewise.
16627 (emit_label_after): Likewise.
16628 (emit_note_before, emit_note_after, emit_note): Update
16629 parameter to be enum insn_note; do not deal with source
16631 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
16632 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
16634 (merge_blocks_move_successor_nojumps): Simplify now when
16635 we don't have BLOCK notes.
16636 (try_optimize_cfg): Likewise.
16637 * cfglayout.c (skip_insns_after_block): Likewise.
16638 (record_effective_endpoints): Likewise.
16639 (duplicate_insn_chain): Likewise.
16640 * varasm.c (output_constant_pool_1): Likewise.
16641 * sched-deps.c (sched_analyze): Likewise.
16642 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
16644 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
16645 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
16646 (SET_INSN_DELETED): Simplify.
16647 (NOTE_LINE_NUMBER): Exterminate.
16648 (NOTE_LINE_KIND): New.
16649 (NOTE_INSN_BASIC_BLOCK_P): Update.
16650 (enum insn_note): Simplify.
16651 (GET_NOTE_INSN_NAME) Simplify.
16652 (emit_note_before, emit_note_after, emit_note): Update prototype.
16653 (squeeze_notes): Remove.
16654 * sched-int.h (NOTE_NOT_BB_P): Update.
16655 * resource.c (mark_target_live_regs): Update.
16656 * sched-rgn.c (debug_dependencies): Update.
16657 * sched-vis.c (print_insn): Update.
16658 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
16659 * config/i386/i386.c (ix86_output_function_epilogue): Update.
16660 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
16661 (TARGET_ADJUST_UNROLL_MAX): Likewise.
16662 (split_branches): Update.
16663 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
16665 (sh_adjust_unroll_max): Exterminate.
16666 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
16667 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
16668 (m68hc11_reorg): Likewise.
16669 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
16670 (emit_predicate_relation_info): Update.
16671 (process_for_unwind_directive): Update.
16672 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
16673 (output_call): Update.
16674 * config/pa/pa.c (output_lbranch): Update.
16675 (output_millicode_call): Update.
16676 (output_call): Update.
16677 (pa_combine_instructions): Update.
16678 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
16679 * config/bfin/bfin.c (gen_one_bundle): Update.
16680 * cfgrtl.c (can_delete_note_p): Update.
16681 (delete_insn): Update.
16682 (rtl_merge_blocks): Update.
16683 (commit_one_edge_insertion): Update.
16684 (rtl_verify_flow_info): Update.
16685 * stmt.c (expand_case): Do not call squeeze_notes.
16687 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16694 * c.opt (Wtype-limits): New.
16695 * doc/invoke.texi (Wtype-limits): Document it.
16696 (Wextra): Enabled by -Wextra.
16697 * c-opts.c (c_common_post_options): Enabled by -Wextra.
16698 * c-common.c (shorten_compare): Warn with Wtype-limits.
16700 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
16702 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
16703 inlined function, not as a macro.
16704 (_mm_alignr_pi8): Ditto.
16705 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
16706 (_mm_inserti_si64): Ditto.
16707 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
16708 (_mm_extract_epi16): Ditto.
16709 (_mm_insert_epi16): Ditto.
16710 (_mm_shufflehi_epi16): Ditto.
16711 (_mm_shufflelo_epi16): Ditto.
16712 (_mm_shuffle_epi32): Ditto.
16713 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
16714 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
16716 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
16718 (_m_to_float): Use C89 compatible assignment.
16720 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
16723 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
16725 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16728 * doc/invoke.texi (Wreturn-type): Complete description.
16729 (Wextra): Delete item about return-type warning.
16730 * c-decl.c: Delete redundant Wextra warning.
16732 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
16735 * config/i386/pmmintrin.h: Do not include xmmintrin.h
16736 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
16737 inlined function, not as a macro.
16738 (_mm_prefetch): Ditto.
16739 (_m_pextrw): Ditto.
16740 (_mm_insert_pi16): Ditto.
16741 (_m_pinsrw): Ditto.
16742 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
16743 (_m_pshufw): Ditto. Add const to __N argument.
16744 (_mm_shufle_ps): Ditto. Add const to __mask argument.
16745 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
16746 (_mm_slli_epi32): Ditto.
16747 (_mm_srli_si128): Implement as always inlined function, not as a
16748 macro. Add __inline to function declaration.
16749 (_mm_slli_si128): Ditto.
16751 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
16753 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
16754 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
16756 (struct fenv): New structure.
16757 (FP_HANDLE_EXCEPTIONS): New define.
16758 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
16759 (_FP_DECL_EXP): New define.
16760 (FP_INIT_ROUNDMODE): New define.
16761 (FP_ROUNDMODE): New define.
16763 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16765 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
16766 (Wconversion): Update description.
16767 (Wconversion-sign): New.
16768 * c.opt (Wconversion-sign): New.
16769 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
16770 means disabled for C++. Otherwise, take the status of Wconversion.
16771 * c-common.c (conversion_warning): Warn with either Wconversion or
16773 (warnings_for_convert_and_check): Conditions are already checked by
16774 conversion_warning.
16775 (convert_and_check): Don't check warnings if the conversion failed.
16777 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
16778 Anatoly Sokolov <aesok@dol.ru>
16780 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
16781 avr_epilogue_uses) : Add declaration.
16782 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
16783 * config/avr/constraints.md (R): New constraint.
16784 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
16785 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
16786 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
16787 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
16788 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
16789 call_prologue_saves, epilogue_restores, return_from_epilogue,
16790 return_from_main_epilogue, return_from_interrupt_epilogue,
16791 return_from_naked_epilogue, prologue, epilogue): New patterns.
16792 (jump): Handle symbol reference.
16793 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
16794 avr_output_function_prologue, avr_output_function_epilogue): Remove
16796 (avr_init_machine_status, expand_prologue, expand_epilogue,
16797 avr_asm_function_end_prologue, avr_epilogue_uses,
16798 avr_asm_function_begin_epilogue): New functions.
16799 (prologue_size, epilogue_size, jump_tables_size): Remove global
16801 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
16802 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
16803 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
16804 (avr_override_options): Initialise init_machine_status.
16805 (output_movhi): Handle all stack pointer loads.
16806 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
16807 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
16808 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
16809 (EPILOGUE_USES) Redefine.
16810 (machine_function) Declare.
16812 2007-05-19 Richard Sandiford <richard@codesourcery.com>
16814 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
16815 Use a single return statement.
16817 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16819 PR middle-end/30250
16820 * builtins.c (do_mpfr_lgamma_r): New.
16821 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
16822 * tree.h (CASE_FLT_FN_REENT): New.
16824 2007-05-18 Geoffrey Keating <geoffk@apple.com>
16826 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
16827 (output_die): Use 'unsigned long' with %x.
16828 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
16829 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
16830 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
16832 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
16834 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
16839 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
16840 true if function has no argument.
16842 2007-05-18 DJ Delorie <dj@redhat.com>
16844 * config/mips/mips.c (mips_offset_within_alignment_p): New.
16845 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
16847 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
16849 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
16850 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
16851 count_trailing_zeros.
16852 (__i386__): Implement count_leading_zeros using __builtin_clz().
16853 Implement count_trailing_zeros usign __builtin_ctz().
16855 2007-05-18 Richard Sandiford <richard@codesourcery.com>
16857 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
16859 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
16861 PR middle-end/31344
16862 * expr.c (emit_move_change_mode): Change mode of push operands here.
16864 2007-05-17 Ian Lance Taylor <iant@google.com>
16866 PR tree-optimization/31953
16867 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
16868 Change all callers.
16869 (set_value_range_to_null): Call set_value_range_to_value.
16870 (extract_range_from_comparison): Likewise.
16872 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16874 * toplev.c (print_version): Output GMP/MPFR version info.
16876 * builtins.c (CASE_MATHFN_REENT): New macro.
16877 (mathfn_built_in): Use it.
16878 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
16879 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
16880 BUILT_IN_LGAMMAL_R): New.
16881 * doc/extend.texi: Document new builtins.
16883 PR middle-end/31796
16884 * builtins.c (do_mpfr_remquo): New.
16885 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
16886 (fold_builtin_3): Handle BUILT_IN_REMQUO.
16888 PR middle-end/30251
16889 * builtins.c (fold_builtin_1): Handle y0, y1.
16890 (fold_builtin_2): Handle yn.
16892 PR middle-end/30251
16893 * builtins.c (do_mpfr_bessel_n): New.
16894 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
16895 (fold_builtin_2): Handle BUILT_IN_JN.
16897 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
16900 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
16901 TYPE_PRECISION (intmax_type_node).
16903 2007-05-17 Steve Ellcey <sje@cup.hp.com>
16906 * reload.c (subst_reloads): Remove checking.
16908 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
16910 PR rtl-optimization/31691
16911 * combine.c (simplify_set): Build a new src pattern instead of
16912 substituting its operands in the COMPARE case.
16914 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
16916 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
16917 (execute_vrp): Preserve loops through jump threading.
16918 * tree-ssa-threadupdate.c (thread_single_edge,
16919 dbds_continue_enumeration_p, determine_bb_domination_status,
16920 thread_through_loop_header): New functions.
16921 (create_edge_and_update_destination_phis,
16922 create_edge_and_update_destination_phis): Set loops for the new blocks.
16923 (prune_undesirable_thread_requests): Removed.
16924 (redirect_edges): Do not pretend that redirect_edge_and_branch can
16926 (thread_block): Do not call prune_undesirable_thread_requests.
16928 (mark_threaded_blocks): Select edges to thread here.
16929 (thread_through_all_blocks): Take may_peel_loop_headers argument.
16930 Thread edges through loop headers independently.
16931 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
16932 * tree-pass.h (TODO_mark_first_instance): New.
16933 (first_pass_instance): Declare.
16934 * cfghooks.c (duplicate_block): Put the block to the original loop
16935 if copy is not specified.
16936 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
16937 jump threading. Pass may_peel_loop_headers to
16938 thread_through_all_blocks according to first_pass_instance.
16939 * cfgloop.h (create_preheader): Declare.
16940 * tree-flow.h (thread_through_all_blocks): Declaration changed.
16941 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
16942 * passes.c (first_pass_instance): New variable.
16943 (next_pass_1): Set TODO_mark_first_instance.
16944 (execute_todo): Set first_pass_instance.
16946 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
16948 PR tree-optimization/24659
16949 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
16950 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
16951 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
16952 OTI_vec_pack_ufix_trunc.
16953 (vec_unpacks_float_hi_optab): Define new macro.
16954 (vec_unpacks_float_lo_optab): Ditto.
16955 (vec_unpacku_float_hi_optab): Ditto.
16956 (vec_unpacku_float_lo_optab): Ditto.
16957 (vec_pack_sfix_trunc_optab): Ditto.
16958 (vec_pack_ufix_trunc_optab): Ditto.
16959 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
16960 and vec_pack_[s|u]fix_trunc_optab using
16961 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
16962 * tree-vectorizer.c (supportable_widening_operation): Handle
16963 FLOAT_EXPR and CONVERT_EXPR. Update comment.
16964 (supportable_narrowing_operation): New function.
16965 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
16966 * tree-vect-transform.c (vectorizable_conversion): Handle
16967 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
16968 (vect_gen_widened_results_half): Move before vectorizable_conversion.
16969 (vectorizable_type_demotion): Call supportable_narrowing_operation()
16970 to check for target support.
16971 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
16972 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
16973 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
16974 for VEC_PACK_FIX_TRUNC_EXPR.
16975 (expand_binop): Special case mode of the result for
16976 vec_pack_[u|s]fix_trunc_optab.
16977 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
16978 vec_pack_[u|s]fix_trunc_optab.
16980 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
16981 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
16982 * tree-pretty-print.c (dump_generic_node): Handle
16983 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
16984 VEC_PACK_FIX_TRUNC_EXPR.
16986 * expr.c (expand_expr_real_1): Ditto.
16987 * tree-inline.c (estimate_num_insns_1): Ditto.
16988 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16990 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
16991 (vec_unpacks_float_lo_v8hi): Ditto.
16992 (vec_unpacku_float_hi_v8hi): Ditto.
16993 (vec_unpacku_float_lo_v8hi): Ditto.
16994 (vec_unpacks_float_hi_v4si): Ditto.
16995 (vec_unpacks_float_lo_v4si): Ditto.
16996 (vec_pack_sfix_trunc_v2df): Ditto.
16998 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
17000 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
17001 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
17002 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
17003 [vec_pack_ufix_trunc]: Ditto.
17004 [vec_unpacks_float_hi]: Ditto.
17005 [vec_unpacks_float_lo]: Ditto.
17006 [vec_unpacku_float_hi]: Ditto.
17007 [vec_unpacku_float_lo]: Ditto.
17009 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
17011 * soft-fp/README: Update for new files.
17012 * soft-fp/floattisf.c: New file.
17013 * soft-fp/floattidf.c: New file.
17014 * soft-fp/floattitf.c: New file.
17015 * soft-fp/floatuntisf.c: New file.
17016 * soft-fp/floatuntidf.c: New file.
17017 * soft-fp/floatuntitf.c: New file.
17018 * soft-fp/fixsfti.c: New file.
17019 * soft-fp/fixdfti.c: New file.
17020 * soft-fp/fixtfti.c: New file.
17021 * soft-fp/fixunssfti.c: New file.
17022 * soft-fp/fixunsdfti.c: New file.
17023 * soft-fp/fixunstfti.c: New file.
17024 * soft-fp/extendxftf.c: New file.
17025 * soft-fp/trunctfxf.c: New file.
17027 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
17028 (__trunctfxf2): Ditto.
17030 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
17031 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
17032 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
17033 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
17034 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
17035 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
17037 * config/i386/t-fprules-softfp64: New file.
17038 * config/i386/sfp-machine.h: New file.
17039 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
17040 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
17041 and soft-fp/t-softfp to tmake_file.
17042 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
17043 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
17045 * config/i386/t-linux64 (softfp_wrap_start): New.
17046 (softfp_wrap_end): New.
17047 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
17048 supported for TARGET_64BIT.
17050 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
17052 * c-common.c (c_common_signed_or_unsigned_type): Emulate
17053 c_common_unsigned_type behavior.
17055 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
17057 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
17060 2007-05-16 Eric Christopher <echristo@apple.com>
17062 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
17063 saving after stack push. Set sp_offset whenever we push.
17064 (rs6000_emit_epilogue): Move altivec register restore before
17067 2007-05-16 Richard Sandiford <richard@codesourcery.com>
17069 * configure.ac: Allow sysroots to be relocated under $prefix as
17070 well as $exec_prefix.
17071 * configure: Regenerate.
17073 2007-05-16 Richard Sandiford <richard@codesourcery.com>
17077 2007-05-12 Richard Sandiford <richard@codesourcery.com>
17079 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
17080 (gcc_tooldir): Likewise.
17081 * configure: Regenerate.
17082 * Makefile.in (libsubdir_to_prefix): New variable, based on the
17083 old configure.ac gcc_tooldir setting.
17084 (prefix_to_exec_prefix): New variable.
17085 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
17086 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
17088 2007-05-14 Janis Johnson <janis187@us.ibm.com>
17090 * c-typeck.c (build_binary_op): Return early for error.
17092 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
17094 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
17095 struct nb_iter_bound.
17096 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
17097 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
17098 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
17099 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
17100 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
17101 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
17102 (del_scev_info): Use ggc_free.
17103 (scev_initialize): Allocate scalar_evolution_info in gc memory.
17104 * loop-init.c: Include ggc.h.
17105 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
17106 (loop_optimizer_finalize): Use ggc_free.
17107 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
17108 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
17109 pass_iv_optimize): Add TODO_ggc_collect.
17110 * function.h (struct function): Remove skip marker from
17112 * cfgloop.c: Include ggc.h.
17113 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
17115 (establish_preds): Vector superloops is gc allocated.
17116 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
17118 (flow_loops_find): Vector larray is gc allocated.
17119 (loop_exit_free): Use ggc_free.
17120 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
17121 that head of exits list is now not a part of struct loop.
17122 (record_loop_exits): Allocate exits table in gc memory.
17123 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
17124 that head of exits list is now not a part of struct loop.
17125 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
17126 struct loop_exit): Add GTY marker.
17127 (struct loop): Add GTY marker. Make superloops vector gc allocated.
17128 Add skip marker to aux field. Make head of exits list a separate
17130 (struct loops): Add GTY marker. Make larray vector gc allocated.
17131 Add param marker to exits table.
17132 (get_loops): Type changed.
17133 * Makefile.in (tree-scalar-evolution.o): Add
17134 gt-tree-scalar-evolution.h dependency.
17135 (cfgloop.o, loop-init.o): Add ggc.h dependency.
17136 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
17137 * basic-block.h (struct basic_block_def): Remove skip marker from
17140 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
17142 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
17143 of 0 in the call to expand_expr().
17144 (expand_builtin_mathfn_3): Ditto.
17145 (expand_builtin_interclass_mathfn): Ditto.
17146 (expand_builtin_cexpi): Ditto.
17147 (expand_builtin_int_roundingfn): Ditto.
17148 (expand_builtin_int_roundingfn_2): Ditto.
17149 (expand_builtin_pow): Ditto.
17150 (expand_builtin_powi): Ditto.
17151 (expand_builtin_bswap): Ditto.
17152 (expand_builtin_unop): Ditto.
17153 (expand_builtin_fabs): Ditto.
17154 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
17155 the call to expand_expr().
17156 (expand_builtin_sync_operation): Ditto.
17157 (expand_builtin_compare_and_swap): Ditto.
17158 (expand_builtin_lock_test_and_set): Ditto.
17159 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
17160 instead of 0 in the call to expand_expr().
17161 (expand_builtin_extract_return_addr): Ditto.
17162 (expand_builtin_eh_return): Ditto.
17163 (expand_eh_return): Ditto.
17164 * explow.c (expr_size): Ditto.
17165 * expr.c (optimize_bitfield_assignment_op): Ditto.
17166 (expand_assignement): Ditto.
17167 (store_expr): Ditto.
17168 (store_field): Ditto.
17169 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
17170 the call to expand_expr().
17171 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
17172 in the call to expand_expr().
17173 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
17174 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
17175 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
17177 * optabs.c (expand_vec_shift_expr): Ditto.
17178 (expand_vec_cond_expr): Ditto.
17179 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
17180 call to expand_expr().
17181 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
17182 in the call to expand_expr().
17184 2007-05-14 Dave Korn <dave.korn@artimi.com>
17186 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
17188 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
17190 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
17191 instead of c_common_unsigned_type.
17192 (c_common_unsigned_type): Remove.
17193 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
17194 c_common_unsigned_type.
17195 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
17196 c_common_unsigned_type.
17197 * c-common.h (c_common_unsigned_type): Remove.
17198 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
17199 c_common_unsigned_type.
17200 * c-format.c (check_format_types): Use unsigned_type_for instead of
17201 c_common_unsigned_type.
17202 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
17203 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
17204 of c_common_unsigned_type.
17205 * convert.c (convert_to_integer): Use unsigned_type_for instead of
17206 lang_hooks.types.unsigned_type.
17207 * expmed.c (make_tree): Use unsigned_type_for instead of
17208 lang_hooks.types.unsigned_type.
17209 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
17210 lang_hooks.types.unsigned_type.
17211 (build_range_check): Likewise.
17212 (fold_unary): Likewise.
17213 (fold_binary): Likewise.
17214 (fold_ternary): Likewise.
17215 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
17216 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
17217 * tree.c (get_unsigned_type): New.
17218 (unsigned_type_for): Use get_unsigned_type instead of
17219 lang_hooks.types.unsigned_type.
17221 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
17223 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
17224 to m68k_get_function_kind. Update its prototype.
17225 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
17227 (m68k_interrupt_function_p): Return enum m68k_function_type
17228 instead of bool. Rename to m68k_get_function_kind.
17229 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
17230 target is not fido.
17231 (m68k_compute_frame_layout): Don't mark any register for save
17232 if an interrupt_thread attribute is specified.
17233 (m68k_hard_regno_rename_ok): Update a use of
17234 m68k_interrupt_function_p.
17235 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
17236 m68k_interrupt_function_p.
17237 (m68k_function_type): New.
17238 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
17239 for a function with an interrupt_thread attribute.
17240 * doc/extend.texi: Document the interrupt_thread attribute.
17242 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
17244 Fix PR tree-optimization/31911
17245 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
17246 if they didn't change the expression.
17248 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
17250 * tree-scalar-evolution.c (resolve_mixers): Exported.
17251 * tree-scalar-evolution.h (resolve_mixers): Declare.
17252 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
17253 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
17254 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
17255 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
17256 init_array_ref, init_pointer_ref, analyze_indirect_ref,
17257 strip_conversion, analyze_offset_expr, address_analysis,
17258 object_analysis, analyze_offset): Removed.
17259 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
17260 split_constant_offset, canonicalize_base_object_address,
17261 object_address_invariant_in_loop_p, disjoint_objects_p,
17262 dr_may_alias_p, dr_address_invariant_p): New functions.
17263 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
17264 and dr_analyze_alias.
17265 (initialize_data_dependence_relation): Use dr_may_alias_p
17266 and object_address_invariant_in_loop_p.
17267 (compute_self_dependence): Handle the case when
17268 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
17269 (find_data_references_in_stmt): Restrict the analysis of data
17270 references to the given loop nest.
17271 (find_data_references_in_loop): Made static. Pass loop nest to
17272 find_data_references_in_stmt.
17273 (compute_data_dependences_for_loop): Use DR_VOPS.
17274 (free_data_ref): Free DR_VOPS.
17275 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
17276 (struct innermost_loop_behavior): ... new.
17277 (struct base_object_info): Replaced by ...
17278 (struct indices): ... new.
17279 (struct dr_alias): New.
17280 (enum data_ref_type): Removed.
17281 (struct data_reference): Consist of struct innermost_loop_behavior,
17282 struct indices and struct dr_alias.
17283 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
17284 (DR_MEMTAG): Renamed to ...
17285 (DR_SYMBOL_TAG): ... this.
17286 (find_data_references_in_loop): Declaration removed.
17287 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
17288 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
17289 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
17290 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
17292 2007-05-13 Revital Eres <eres@il.ibm.com>
17294 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
17295 which walks virtual def-use chains to find redundant stores.
17296 (dse_optimize_stmt): Call it.
17298 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
17300 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
17301 * passes.c (init_optimization_passes): Move pass_jump_bypass
17304 * basic-block.h (bb_has_eh_pred): Fix style issue.
17306 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
17308 PR rtl-optimization/31848
17309 * loop-invariant.c (move_invariant_reg): If we move an insn
17310 with a REG_EQUAL note, and that insn is not always executed,
17311 remove the REG_EQUAL note.
17313 2007-05-12 Richard Guenther <rguenther@suse.de>
17315 PR tree-optimization/31797
17316 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
17317 propagate into a stmt that has volatile ops.
17319 2007-05-12 Richard Sandiford <richard@codesourcery.com>
17321 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
17322 (gcc_tooldir): Likewise.
17323 * configure: Regenerate.
17324 * Makefile.in (libsubdir_to_prefix): New variable, based on the
17325 old configure.ac gcc_tooldir setting.
17326 (prefix_to_exec_prefix): New variable.
17327 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
17328 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
17330 2007-05-11 Silvius Rus <rus@google.com>
17332 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
17333 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
17334 * c-common.h (strict_aliasing_warning): Change return type.
17335 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
17336 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
17337 (build_c_cast): Condition call to strict_aliasing_warning.
17338 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
17339 * flags.h (set_Wstrict_aliasing): Declare.
17340 * opts.c (set_Wstrict_alising): Define, add call to.
17341 * tree-flow.h (strict_aliasing_warning_backend): Declare.
17342 * tree-ssa-alias-warnings.c: New file.
17343 * tree-ssa-alias.c (compute_may_aliases): Add call to
17344 strict_aliasing_warning_backend.
17346 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
17348 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
17349 Use loop_depth and loop_outer accessor functions.
17350 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
17351 determine_invariantness_stmt, move_computations_stmt): Ditto.
17352 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
17353 add_loop, loopify, unloop, fix_loop_structure): Ditto.
17354 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
17355 * tree-scalar-evolution.c (interpret_loop_phi,
17356 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
17357 instantiate_parameters_1, scev_const_prop): Ditto.
17358 * cfghooks.c (make_forwarder_block): Ditto.
17359 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
17360 * modulo-sched.c (loop_canon_p): Ditto.
17361 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
17362 slpeel_can_duplicate_loop_p): Ditto.
17363 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
17364 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
17365 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
17366 cancel_loop, verify_loop_structure): Ditto.
17367 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
17368 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
17369 superloops vector instead of "pred" array.
17370 (establish_preds): Take father loop as an argument. Initialize the
17372 (flow_loop_tree_node_add): Pass father loop to establish_preds.
17373 Do not initialize loop->outer.
17374 (flow_loop_tree_node_remove): Truncate the superloops vector.
17375 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
17376 "pred" merged to "superloops" vector.
17377 (loop_depth, loop_outer): New.
17378 (fel_init): Use loop_outer.
17380 2007-05-11 Jan Hubicka <jh@suse.cz>
17382 * cgraphunit.c: Include gt-cgraphunit.h
17383 (static_ctors, static_dtors): New static vars.
17384 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
17385 based on implementation in c-common.c
17386 (cgraph_finalize_function): Call record_cdtor_fn.
17387 (cgraph_optimize): Call cgraph_build_cdtor_fns.
17388 * decl.c (finish_function): Do not call c_record_cdtor_fn.
17389 (c_write_global_declarations): Do not call c_build_cdtor_fns.
17390 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
17391 build_cdtor, c_build_cdtor_fns): Remove.
17392 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
17393 c_build_cdtor_fns): Remove prototype.
17395 2007-05-11 Paolo Carlini <pcarlini@suse.de>
17398 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
17399 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
17400 * builtins.c (fold_builtin_memchr): New.
17401 (expand_builtin_memchr): Call the latter.
17402 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
17403 * doc/extend.texi ([Other built-in functions provided by GCC]):
17406 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
17408 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
17409 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
17410 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
17411 PFPO_OP1_TYPE_SHIFT): Constants added.
17412 (DFP_ALL): Mode macro defined.
17413 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
17414 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
17415 Insn definitions added.
17416 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
17417 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
17420 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
17422 PR tree-optimization/31885
17423 * tree-chrec.c (chrec_contains_undetermined): Do not consider
17424 NULL_TREE to be undetermined.
17425 (automatically_generated_chrec_p): Return false for NULL.
17427 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
17429 * config/bfin/bfin.h (MOVE_RATIO): Define.
17431 2007-05-10 Richard Sandiford <richard@codesourcery.com>
17433 * config.gcc (sparc-wrs-vxworks): New target.
17434 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
17435 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
17436 * config/sparc/sparc.h: Include vxworks-dummy.h.
17437 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
17438 include LABEL_REFs too.
17439 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
17440 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
17442 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
17444 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
17445 (sparc_emit_call_insn): New function.
17446 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
17447 functions when generating VxWorks PIC.
17448 * config/sparc/sparc.md (vxworks_load_got): New pattern.
17449 (call, call_value): Use sparc_emit_call_insn instead of
17452 2007-05-09 Bob Wilson <bob.wilson@acm.org>
17454 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
17456 2007-05-09 Bob Wilson <bob.wilson@acm.org>
17458 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
17459 for floating-point values if HOST_BITS_PER_LONG > 32. Use
17460 split_double instead of operand_subword.
17462 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
17464 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
17465 * config/bfin/bfin.c (bfin_local_alignment): New function.
17466 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
17468 2007-05-08 Chao-ying Fu <fu@mips.com>
17470 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
17471 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
17472 (smsub_widen_optab, umsub_widen_optab): Define.
17473 * optabs.c (init_optabs): Initialize smsub_widen_optab and
17475 * genopinit.c (optabs): Fill in smsub_widen_optab and
17477 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
17478 and umsub_widen_optab to implement multiply-subtract sequences.
17479 * config/mips/mips.md (*msac<u>_di): Rename to...
17480 (<u>msubsidi4): ...this. Extend condition to include
17481 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
17482 of operand 0 to "ka" and use the three-operand form of msub<u>
17484 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
17487 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
17489 PR rtl-optimization/28011
17490 * reload.c (push_reload): Set dont_share if IN appears in OUT
17491 also when IN is a PLUS rtx.
17492 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
17495 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
17497 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
17498 call unshare_all_decls.
17499 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
17500 (unshare_all_decls): Remove.
17502 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
17505 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
17508 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
17509 Nigel Stephens <nigel@mips.com>
17511 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
17512 Update comments and all uses.
17513 (MIN_FPRS_PER_FMT): Define.
17514 * config/mips/mips.c (function_arg): Fix to correctly handle
17515 the -mips32r2 -mfp64 -mabi=32 case.
17516 (override_options): Enable use of odd-numbered registers for
17517 SFmode values on MIPS32.
17518 (mips_save_reg_p): Save whole floating-point register pair if
17519 either half is used.
17520 (compute_frame_size): Fix comment.
17522 2007-05-08 Jie Zhang <jie.zhang@analog.com>
17524 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
17525 argument of type bool.
17526 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
17527 argument. Safely select temporary P register according to it.
17528 (do_link): Change call site of add_to_reg accordingly.
17529 (do_unlink): Add epilogue_p as a fourth argument and pass it
17531 (expand_interrupt_handler_epilogue): Change call of do_unlink
17533 (bfin_expand_prologue): Add a third argument sibcall_p.
17534 * config/bfin/bfin.md (epilogue): Change call of
17535 bfin_expand_epilogue accordingly.
17536 (sibcall_epilogue): Likewise.
17537 (eh_return_internal): Likewise.
17539 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
17540 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
17541 * config/bfin/bfin.c (bfin_handle_option): Handle
17542 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
17543 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
17544 Support bf534, bf536 and bf561.
17545 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
17547 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
17550 * config/i386/i386.c (ix86_function_regparm): Process local
17551 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
17553 2007-05-07 Mike Stump <mrs@apple.com>
17555 * doc/invoke.texi (Warning Options): Document that -Wempty-body
17556 also checks for and while statements in C++.
17558 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
17560 * gcc.c (at_file_supplied): New variable.
17561 (main): Set it if we expanded argv.
17562 (do_spec_1): Pass an @-file to the linker if we were called with
17563 an @-file argument and HAVE_GNU_LD.
17564 * collect2.c (at_file_supplied): New variable.
17565 (response_file): New variable.
17566 (collect_exit): Unlink response_file if necessary.
17567 (handler): Likewise.
17568 (do_wait): Likewise.
17569 (main): Set at_file_supplied if we expanded argv.
17570 (collect_execute): Pass an @-file to subprocesses if we were called
17571 with an @-file argument.
17572 * configure.ac: Add define for HAVE_GNU_LD.
17573 * configure: Regenerate.
17574 * config.in: Regenerate.
17576 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
17578 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
17579 operand to HI mode.
17584 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
17586 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17587 (TARGET_ENCODE_SECTION_INFO): Re-define.
17588 (m32c_encode_section_info): New
17589 (function_vector_handler): New
17590 (current_function_special_page_vector): New
17591 (m32c_special_page_vector_p): New.
17592 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
17594 * config/m32c/jump.md: Added instruction JSRS for functions
17595 with attribute "function_vector".
17596 * doc/extend.texi (function_vector): Added description
17597 for M16C, M32C targets.
17599 2007-05-07 DJ Delorie <dj@redhat.com>
17602 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
17603 ashrpsi3, lshrpsi3): Update shift count constraint.
17605 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
17606 Nathan Froyd <froydnj@codesourcery.com>
17609 * c-incpath.c (add_path): Strip trailing path separators.
17611 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
17613 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
17614 Free dominance info before purging EH edges.
17615 (eliminate_degenerate_phis): Likewise.
17616 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
17618 2007-05-07 Jan Hubicka <jh@suse.cz>
17620 * gimplify.c (gimplify_expr): Do not crash when folding
17621 (void *)(int)&a + 4.
17623 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
17626 * c-opts.c (lang_fortran): Make it non static.
17627 * c-common.h (lang_fortran): New prototype.
17628 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
17629 -lang-fortran option was passed by the driver.
17631 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
17633 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
17634 of ASSERT_CHECKING. Tweak message.
17636 2007-05-06 Revital Eres <eres@il.ibm.com>
17639 * loop-unroll.c (insert_var_expansion_initialization):
17640 Initialize the expansions with -zero instead of +zero.
17642 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
17644 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
17645 into pic and non-pic versions. Mark r19 as used for
17646 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
17647 for tgd_load, tld_load and tie_load .
17648 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
17649 version of tgd_load, tld_load and tie_load depending on the
17652 2007-05-04 Ulrich Drepper <drepper@redhat.com>
17653 Jakub Jelinek <jakub@redhat.com>
17655 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
17656 (__do_global_dtors_aux): Use more paranoid loop to run
17657 destructors if HIDDEN_DTOR_LIST_END.
17658 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
17660 2007-05-04 Jakub Jelinek <jakub@redhat.com>
17662 * varasm.c (align_variable): Don't increase alignment for
17663 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
17664 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
17666 2007-05-04 Josh Conner <jconner@apple.com>
17668 * basic-block.h (cdi_direction): Assign values to all enumeration
17670 (dom_computed): Remove.
17671 (dom_info_state): New.
17672 (set_dom_info_availability): New.
17673 * tree-ssa-loop-im.c (determine_invariantness): Initialize
17674 walk_data.dom_direction.
17675 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
17676 instead of dom_computed[].
17677 (split_edge): Likewise.
17678 (create_basic_block): Likewise.
17679 (merge_blocks): Likewise.
17680 * ifcvt.c (find_if_header): Likewise.
17681 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
17682 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
17683 * tree-ssa.c (verify_ssa): Likewise.
17684 * tree-cfg.c (tree_verify_flow_info): Likewise.
17685 (remove_edge_and_dominated_blocks): Likewise.
17686 * dominance.c (dom_computed): Make static.
17687 (calc_dfs_tree_nonrec): Change third param to a bool.
17688 (calc_dfs_tree): Change second param to a bool.
17689 (calc_idioms): Change second param to a bool. Use
17690 dom_convert_dir_to_idx.
17691 (init_dom_info): Validate dir before using.
17692 (dom_convert_dir_to_idx): New.
17693 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
17694 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
17695 (free_dominance_info): Use dom_convert_dir_to_idx.
17696 (get_immediate_dominator): Likewise.
17697 (set_immediate_dominator): Likewise.
17698 (get_dominated_by): Likewise.
17699 (redirect_immediate_dominators): Likewise.
17700 (nearest_common_denominator): Likewise.
17701 (dominated_by_p): Likewise.
17702 (bb_dom_dfs_in): Likewise.
17703 (bb_dom_dfs_out): Likewise.
17704 (recount_dominator): Likewise.
17705 (iterate_fix_dominators): Likewise.
17706 (add_to_dominance_info): Likewise.
17707 (delete_from_dominance_info): Likewise.
17708 (first_dom_son): Likewise.
17709 (next_dom_son): Likewise.
17710 (dom_info_available_p): Likewise.
17711 (dom_info_state): New.
17712 (set_dom_info_availability): New.
17714 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
17716 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
17718 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
17720 2007-05-04 Bob Wilson <bob.wilson@acm.org>
17722 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
17723 (subdi3, subdi_carry): Delete.
17725 2007-05-04 Jan Hubicka <jh@suse.cz>
17726 Richard Guenther <rguenther@suse.de>
17728 * opts.c (decode_options): Do not fiddle with inlining
17729 parameters in case of optimizing for size.
17730 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
17731 for size do nothing.
17732 (cgraph_decide_inlining_of_small_function): When optimizing for
17733 size never inline functions increasing caller size.
17734 (cgraph_early_inlining): Inline for size when optimizing for size.
17736 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
17738 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
17739 logical operations piecewise.
17740 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
17741 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
17742 subdi_sesidi_di): Delete.
17743 (add_with_carry): Produce carry in CC instead of a DREG to shorten
17744 the generated sequence. Allow three-reg add in constraints. Rewrite
17745 the rtl expression for carry to avoid zero_extend of a constant.
17746 (sub_with_carry): New pattern.
17747 (adddi3, subdi3): Change into define_expand. For subtract, generate a
17748 different sequence not involving jumps.
17749 (notbi): Now a named pattern.
17751 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
17753 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
17754 Add the note about a significant loss of accuracy of some
17755 mathematical routines when these options are used.
17757 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17759 * haifa-sched.c (rtx_vec_t): New typedef.
17760 (contributes_to_priority_p): Extract piece of priority () into new
17762 (priority): Use the function. Add assertion.
17763 (rank_for_schedule, set_priorities): Add assertion to check that
17764 insn's priority is initialized.
17765 (clear_priorities, calc_priorities): Change signature. Make it update
17766 all relevant insns. Update all callers ('add_to_speculative_block ()'
17767 and 'create_block_check_twin ()').
17768 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
17769 Add new field 'priority_status'.
17770 (INSN_PRIORITY_STATUS): New macro.
17771 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
17773 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17775 * sched-ebb.c (debug_ebb_dependencies): New static function.
17776 (init_ready_list): Use it.
17778 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
17779 with changed signature and 'debug_rgn_dependencies ()'.
17780 (debug_rgn_dependencies): New static function.
17781 (init_ready_list): Use it.
17783 * sched-int.h (debug_dependencies): Declare.
17785 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
17787 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
17789 2007-05-04 Dirk Mueller <dmueller@suse.de>
17791 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
17793 2007-05-03 Jan Hubicka <jh@suse.cz>
17795 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
17796 ((T1)X op (T1)Y), for pointer type in more cases than before.
17798 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
17800 * tree-object-size.c (plus_expr_object_size): When operand size is
17801 unknown, return unknown.
17803 2007-05-03 Dirk Mueller <dmueller@suse.de>
17805 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
17807 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
17810 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
17812 2007-05-03 Janis Johnson <janis187@us.ibm.com>
17814 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
17816 2007-05-03 Joseph Myers <joseph@codesourcery.com>
17818 * config/soft-fp/double.h, config/soft-fp/extended.h,
17819 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
17820 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
17821 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
17822 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
17825 2007-05-03 Ian Lance Taylor <iant@google.com>
17827 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
17828 MASK_PPC_GFXOPT for 8540 or 8548.
17830 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
17832 * tree-vect-transform.c (vect_update_inits_of_drs): Use
17833 vect_print_dump_info() to output debug information.
17835 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
17838 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
17839 operands of size 2 when operand is not MEM_P.
17841 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
17843 PR tree-optimization/30565
17844 * lambda-code.c (perfect_nestify): Fix updating of dominators.
17846 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
17848 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
17849 (umulsi3_highpart): Use them.
17850 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
17851 for final accumulator to D regisster tranfser.
17853 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
17855 PR tree-optimization/31699
17856 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
17858 (vect_enhance_data_refs_alignment): Compute peel amount using
17859 TYPE_VECTOR_SUBPARTS instead of vf.
17860 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
17862 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
17865 * system.h: Remove inclusion of double-int.h
17866 * tree.h: Include double-int.h
17867 * gengtype.c: Likewise
17868 * cfgloop.h: Likewise
17869 * Makefile.in: Adjust dependencies on double-int.h
17871 2007-05-02 Eric Christopher <echristo@apple.com>
17873 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
17874 -shared to -Zdynamiclib.
17876 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
17879 * c-common.c (strip_pointer_or_array_types): New function.
17880 * c-common.h (strip_pointer_or_array_types): New function declaration.
17882 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
17884 PR tree-optimization/31771
17885 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
17887 2007-05-02 Paul Brook <paul@codesourcery.com>
17889 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
17891 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
17893 PR middle-end/29715
17894 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
17897 2007-05-02 Nick Clifton <nickc@redhat.com>
17899 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
17901 2007-05-02 Richard Guenther <rguenther@suse.de>
17903 PR tree-optimization/31146
17904 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
17905 argument, single_use_p. If we have a single use that is
17906 a conversion to the definition rhs type, propagate that rhs.
17907 (forward_propagate_addr_expr): Pass single_use_p argument
17908 to forward_propagate_addr_expr_1.
17910 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
17912 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
17915 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17917 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
17918 'AMD Family 10 core'.
17920 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17922 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
17923 and athlon64-sse3 as improved versions of k8, opteron and athlon64
17924 with SSE3 instruction set support.
17925 * doc/invoke.texi: Likewise.
17927 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17929 * config/i386/i386.c (override_options): Tuning 32-byte loop
17930 alignment for amdfam10 architecture. Increasing the max loop
17931 alignment to 24 bytes.
17933 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
17935 * config/m68k/constraints.md: New.
17936 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
17937 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
17938 EXTRA_CONSTRAINT): Remove.
17939 * config/m68k/m68k.md: Include constraints.md.
17940 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
17942 2007-05-01 Ian Lance Taylor <iant@google.com>
17944 PR tree-optimization/31739
17945 * tree-vrp.c (vrp_val_is_max): New static function.
17946 (vrp_val_is_min): New static function.
17947 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
17949 (set_value_range): Use vrp_val_is_{max,min}.
17950 (extract_range_from_assert): Likewise.
17951 (extract_range_from_binary_expr): Likewise.
17952 (extract_range_from_unary_expr): Likewise.
17953 (dump_value_range, vrp_meet): Likewise.
17954 (vrp_visit_phi_node): Likewise.
17955 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
17957 2007-05-01 Mark Mitchell <mark@codesourcery.com>
17959 * config/i386/gmon-sol2.c (size_t): New type.
17960 (intptr_t): Likewise.
17961 (s_textsize): Declare as size_t.
17963 (monstartup): Use size_t for sizes.
17964 (_mcount): Save and restore registers.
17965 (internal_mcount): Pass 0 as the first argument to monstartup
17967 (moncontrol): Convert pointer to appropriately sized integer
17968 before passing to profil.
17970 2007-05-01 Joseph Myers <joseph@codesourcery.com>
17972 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
17973 __NO_FPRS__, not just if _SOFT_DOUBLE.
17974 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
17975 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
17976 also for E500 double.
17977 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
17978 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
17981 2007-05-01 Richard Guenther <rguenther@suse.de>
17983 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
17986 2007-05-01 Joseph Myers <joseph@codesourcery.com>
17988 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
17990 2007-05-01 Jan Hubicka <jh@suse.cz>
17992 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
17995 2007-05-01 Jan Hubicka <jh@suse.cz>
17997 * tree.h (maybe_fold_offset_to_component_ref): Remove.
17998 (maybe_fold_offset_to_reference): Declare.
17999 * fold-const.c (fold_unary): Do not fold
18000 (type *)&A into &A->field_of_type_and_offset_0
18001 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
18002 size is unknown, give up.
18003 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
18005 (maybe_fold_offset_to_reference): New.
18006 (maybe_fold_stmt_indirect): Use it.
18007 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
18008 * gimplify.c (gimplify_conversion): Canonicalize conversions to
18010 (gimplify_expr): Likewise for plus_expr.
18012 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
18014 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
18015 bsi_after_labels. Always insert statements before bsi.
18016 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
18017 * predict.c (apply_return_prediction): Check for empty blocks.
18018 * cfgexpand.c (lab_rtx_for_bb): New variable.
18019 (label_rtx_for_bb): Do not create new tree labels.
18020 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
18021 (tree_expand_cfg): Initialize lab_rtx_for_bb.
18022 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
18024 (label_for_bb): Add field used.
18025 (update_eh_label, main_block_label): Mark the label used.
18026 (cleanup_dead_labels): Remove unused labels.
18028 2007-05-01 Richard Guenther <rguenther@suse.de>
18030 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
18031 if it is not about to be set.
18032 (get_value_range): Do not pre-allocate equiv bitmap.
18033 (update_value_range): No need to clear equiv field.
18034 (add_equivalence): Change prototype to get bitmap pointer.
18035 Allocate bitmap here if it is not already.
18036 (extract_range_from_assert): Do not allocate bitmap here.
18037 Update callers to add_equivalence.
18038 (extract_range_from_ssa_name): Likewise.
18039 (get_vr_for_comparison): New static helper.
18040 (compare_name_with_value): Handle NULL equiv bitmap by
18041 peeling the first iteration of the comparison loop.
18042 Use get_vr_for_comparison.
18043 (compare_names): Handle NULL equiv bitmaps by using fake
18044 ones. Use get_vr_for_comparison.
18046 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
18048 * double-int.c (mpz_set_double_int): Moved from
18049 tree-ssa-loop-niter.c.
18050 (mpz_get_double_int): Likewise; also, add option to wrap
18051 out-of-range integers.
18052 * double-int.h: New prototypes for above.
18053 * tree.c (get_static_type_bounds): Moved from
18054 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
18055 TYPE_MAX_VALUE if they exist..
18056 * tree.h: New prototype for above.
18057 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
18058 get_type_bounds calls.
18059 (mpz_set_double_int): Move to double-int.c.
18060 (get_type_bounds): Move to tree.c, rename to
18061 get_static_type_bounds.
18062 (mpz_to_double_int): Move to double-int.c, rename to
18063 mpz_get_double_int.
18065 2007-04-30 Bob Wilson <bob.wilson@acm.org>
18067 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
18068 DIV0 exception can fall through to a normal return.
18070 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
18072 PR middle-end/22156
18073 Temporarily revert:
18074 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
18075 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
18076 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18077 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
18078 initialize align to silence bogus warning.
18079 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18080 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
18082 (struct sra_walk_fns): Remove use_all parameter from use.
18083 (sra_hash_tree): Handle BIT_FIELD_REFs.
18084 (sra_elt_hash): Don't hash bitfld blocks.
18085 (sra_elt_eq): Skip them in parent compares as well. Handle
18087 (sra_walk_expr): Don't maintain or pass down use_all_p.
18088 (scan_use): Remove use_all parameter.
18089 (scalarize_use): Likewise. Re-expand assignment to
18090 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
18091 output, and re-scalarize after output. Don't mark anything
18093 (scalarize_ldst): Adjust.
18094 (scalarize_walk_gimple_modify_statement): Likewise.
18095 (build_element_name_1): Handle BIT_FIELD_REFs.
18096 (instantiate_element): Don't warn for any element whose parent
18097 is used as a whole.
18098 (instantiate_missing_elements_1): Return the sra_elt.
18099 (canon_type_for_field): New.
18100 (try_instantiate_multiple_fields): New.
18101 (instantiate_missing_elemnts): Use them.
18102 (mark_no_warning): Removed.
18103 (generate_one_element_ref): Handle BIT_FIELD_REFs.
18104 (REPLDUP, sra_build_elt_assignment): New.
18105 (generate_copy_inout): Use them.
18106 (generate_element_copy): Likewise. Handle bitfld differences.
18107 (generate_element_zero): Don't recurse for blocks. Use
18108 sra_build_elt_assignment.
18109 (generate_one_element_int): Take elt instead of var. Use
18110 sra_build_elt_assignment.
18111 (generate_element_init_1): Adjust.
18112 (scalarize_use, scalarize_copy): Use REPLDUP.
18113 (scalarize_ldst): Move assert before dereference.
18114 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
18116 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
18119 * tree.c (reconstruct_complex_type): Reconstruct a reference
18121 Also use the same mode for the pointer as the old pointer type.
18123 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18125 * doc/trouble.texi (Interoperation): Remove note about Ultrix
18128 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
18130 PR rtl-optimization/31676
18131 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
18132 (df_refs_record): Call it.
18134 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18136 * rtl.def (SS_ABS): New code.
18137 * config/bfin/bfin.c (print_operand): New modifier 'v'.
18138 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
18139 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
18140 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
18141 (bfin_init_builtins): Define them.
18142 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
18143 (bfin_expand_builtin): ... and handle the others here.
18144 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
18145 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
18146 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
18147 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
18148 operand is only HImode.
18150 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
18152 * regclass.c (scan_one_insn): Remove splitting of
18155 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
18156 Nigel Stephens <nigel@mips.com>
18158 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
18160 2007-04-28 Jan Hubicka <jh@suse.cz>
18162 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
18163 insn_locators_alloc instead of insn_locators_initialize;
18164 call reset_block_changes.
18165 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
18166 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
18167 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
18168 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
18169 * config/score/score.c (th_output_mi_thunk): Likewise.
18170 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
18171 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
18172 tolerate uninitialized locator info.
18175 * function.c (init_function_start): Don't init line number info.
18176 (expand_function_end): Update.
18177 (reset_block_changes, record_block_change, finalize_block_changes,
18178 check_block_change, free_block_changes): Kill.
18179 * function.h (reset_block_changes, record_block_change,
18180 finalize_block_changes, check_block_change, free_block_changes):
18182 (struct function): Remove ib_boundaries_block.
18183 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
18184 Use curr_insn_locator to initialize locator.
18185 (emit_line_note): Remove.
18186 * cfgexpand.c (expand_gimple_cond_expr): Update.
18187 (construct_exit_block): Likewise.
18188 (tree_expand_cfg): Initialize/finalize locators.
18189 * expr.c (expand_expr_real): Update.
18190 * cfglayout.c (line_locators_locs, line_locators_lines,
18191 file_locators_locs, file_locators_files): Remove.
18192 (set_block_levels): Move to cfgexpand.c.
18193 (insn_locators_initialize): Remove.
18194 (pass_insn_locators_initialize): Remove.
18195 (locations_locators_locs, locations_locators_vals): New static vars.
18196 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
18198 (insn_locators_alloc, insn_locators_finalize,
18199 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18201 (locator_location): New.
18202 (locator_line, locator_file): Rewrite.
18203 * rtl.h (emit_line_note): Kill.
18204 (insn_locators_alloc, insn_locators_finalize,
18205 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18207 * tree-inline.c (initialize_cfun): Do not initialize
18208 ib_boundaries_block.
18209 * passes.c (pass_insn_locators_initialize): Remove.
18211 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
18213 * tree-cfg.c (move_block_to_fn): Release bb from dominance
18214 info. Update last_basic_block correctly.
18216 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
18219 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
18220 register itself to hold the offset constant. Tell flow the use
18221 of r4 and r5 when they are used.
18223 2007-04-27 Richard Guenther <rguenther@suse.de>
18225 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
18226 if we simplified anything.
18227 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
18228 warnings until we did a simplification and the stmt was not
18229 marked as TREE_NO_WARNING.
18231 2007-04-27 Mike Stump <mrs@apple.com>
18233 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
18235 2007-04-27 Ian Lance Taylor <iant@google.com>
18237 PR middle-end/31710
18238 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
18239 TYPE_MAX_VALUE exist, convert them to the new type.
18241 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
18243 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
18244 if it claims to be available.
18245 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
18246 edge is redirected.
18247 (perform_tree_ssa_dce): Always free postdominators.
18249 2007-04-27 Richard Henderson <rth@redhat.com>
18251 * config/alpha/predicates.md (aligned_memory_operand): Mark
18252 as define_special_predicate.
18253 (unaligned_memory_operand, normal_memory_operand): Likewise.
18254 (reg_or_unaligned_mem_operand): Remove.
18255 (any_memory_operand): Match the documentation and check for
18256 non-renumbered pseudos during reload.
18257 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
18258 alpha_secondary_reload_class, update to new interface, make static.
18259 Handle CQImode like HImode. Remove FP subreg check.
18260 (alpha_expand_mov): Use replace_equiv_address.
18261 (alpha_expand_mov_nobwx): Use any_memory_operand.
18262 (TARGET_SECONDARY_RELOAD): New.
18263 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
18264 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
18265 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
18266 * config/alpha/alpha.md: ... here.
18267 (RELOAD12, reloadmode): New.
18269 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
18270 Don't handle the aligned case here.
18271 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
18272 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
18273 reload_inhi_help. Don't expect a scratch register.
18274 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
18276 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
18278 2007-04-27 Richard Guenther <rguenther@suse.de>
18280 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
18282 2007-04-27 Richard Guenther <rguenther@suse.de>
18284 PR tree-optimization/30965
18285 PR tree-optimization/30978
18286 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
18287 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
18288 (find_equivalent_equality_comparison): Likewise.
18289 (simplify_cond): Likewise.
18290 (get_prop_source_stmt): New helper.
18291 (get_prop_dest_stmt): Likewise.
18292 (can_propagate_from): Likewise.
18293 (remove_prop_source_from_use): Likewise.
18294 (combine_cond_expr_cond): Likewise.
18295 (forward_propagate_comparison): New function.
18296 (forward_propagate_into_cond): Rewrite to use fold for
18298 (tree_ssa_forward_propagate_single_use_vars): Call
18299 forward_propagate_comparison to propagate comparisons.
18301 2007-04-27 Richard Guenther <rguenther@suse.de>
18303 PR tree-optimization/31715
18304 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
18305 sure to do computation on the offset in an appropriate
18308 2007-04-27 Richard Sandiford <richard@codesourcery.com>
18310 * reload.h (elimination_target_reg_p): Declare.
18311 * reload.c (find_reloads): Don't apply the reg_rtx move
18312 optimization if the SET_DEST satisfies elimination_target_reg_p.
18313 * reload1.c (elimination_target_reg_p): New function.
18314 (gen_reload): In the move/add2 fallback, make sure that op0
18315 does not overlap the destination register.
18317 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
18319 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
18320 transform only GIMPLE_MODIFY_STMTs.
18321 * tree-complex.c (expand_complex_operations_1): Ditto.
18322 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
18323 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
18324 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
18326 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
18327 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
18328 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
18329 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
18330 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
18331 slpeel_add_loop_guard): Ditto.
18332 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
18333 * lambda-code.c (perfect_nestify): Ditto.
18334 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
18335 before the first statement.
18336 * tree-optimize.c (execute_free_datastructures): Fix comments.
18337 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
18338 * tree-flow.h (disband_implicit_edges): Declaration removed.
18339 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
18341 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
18342 COND_EXPRs without gotos.
18343 (disband_implicit_edges, has_label_p): Removed.
18344 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
18345 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
18347 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
18349 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
18350 also for COND_EXPRs.
18351 * cfgexpand.c (label_rtx_for_bb): New function.
18352 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
18353 Use label_rtx_for_bb to find the labels.
18354 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
18355 last block. Detect fallthru edges.
18357 2007-04-26 Ian Lance Taylor <iant@google.com>
18360 * reload.c (find_reloads_subreg_address): If the address was valid
18361 in the original mode but not in the new mode, reload the whole
18364 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
18366 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
18367 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
18368 (cleanup_control_expr_graph): Do not invalidate dominance info.
18369 Record altered blocks.
18370 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
18371 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
18372 cleanup_tree_cfg_bb): New functions.
18373 (remove_forwarder_block): Do not maintain the worklist of blocks.
18374 Record altered blocks.
18375 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
18376 not over whole cfg.
18377 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
18378 delete_unreachable_blocks if dominators are not available.
18379 * tree-inline.c (optimize_inline_calls): Free dominance information
18381 * tree-flow.h (remove_edge_and_dominated_blocks,
18382 cfgcleanup_altered_bbs): Altered.
18383 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
18385 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
18387 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
18388 do not invalidate dominators.
18390 2007-04-26 Anatoly Sokolov <aesok@post.ru>
18392 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
18393 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
18394 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18395 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
18397 2007-04-26 Steve Ellcey <sje@cup.hp.com>
18399 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
18401 2007-04-26 Richard Guenther <rguenther@suse.de>
18403 PR tree-optimization/31703
18404 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
18405 the right type for the target of the bittest.
18407 2007-04-26 Richard Sandiford <richard@codesourcery.com>
18409 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
18410 ix86_sol10_return_in_memory.
18412 2007-04-26 Richard Sandiford <richard@codesourcery.com>
18414 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
18417 2007-04-26 Jakub Jelinek <jakub@redhat.com>
18420 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
18422 PR tree-optimization/30558
18423 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
18424 clear this_state.prev_try.
18426 2007-04-26 Richard Sandiford <richard@codesourcery.com>
18427 Mark Mitchell <mark@codesourcery.com>
18429 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
18430 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
18431 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
18433 2007-04-26 Richard Sandiford <richard@codesourcery.com>
18436 * doc/invoke.texi (%:print-asm-header): Document.
18437 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
18439 (static_spec_functions): Add print-asm-header.
18440 (main): Print a banner before the --target-help linker options.
18441 (print_asm_header_spec_function): New function.
18443 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
18446 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
18447 (movsf_ie): Likewise.
18449 2007-04-25 Paolo Carlini <pcarlini@suse.de>
18451 * doc/extend.texi ([Type Traits]): Adjust per N2255.
18453 2007-04-25 Bob Wilson <bob.wilson@acm.org>
18455 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
18456 exception for divide-by-zero.
18457 (__umodsi3, __modsi3): Likewise.
18459 2007-04-25 Dirk Mueller <dmueller@suse.de>
18461 * c-typeck.c (build_compound_expr): Annotate warning()
18462 call with OPT_Wunused_value.
18463 * tree-ssa.c (warn_uninit): Annotate warning with
18465 * c-common.c (handle_sentinel_attribute): Annotate warning
18466 call with OPT_Wattributes.
18468 2007-04-25 Thiemo Seufer <ths@mips.com>
18470 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
18471 (mips16): Fix typo.
18472 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
18473 on to the assembler. Improve handling of -mno-mips16. Add handling
18474 of -mno-mips3d, -mno-dsp, -mno-dspr2.
18475 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
18476 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
18477 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
18479 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
18482 * config/i386/winnt.c (i386_pe_file_end): Strip only
18483 USER_LABEL_PREFIX when writing export name.
18485 2007-04-25 Richard Sandiford <richard@codesourcery.com>
18487 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
18488 sh/elf.h, vx-common.h and vxworks.h.
18489 * config/sh/sh.h: Include config/vxworks-dummy.h.
18490 (SUBTARGET_OVERRIDE_OPTIONS): Define.
18491 (OVERRIDE_OPTIONS): Use it.
18492 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
18493 (vxworks_picreg): New pattern.
18494 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
18495 VXWORKS_OS_CPP_BUILTINS.
18496 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
18497 to their VXWORKS_* equivalents.
18498 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
18499 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
18500 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
18501 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
18502 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
18503 -mrtp/-fPIC multilibs.
18504 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
18505 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
18506 (MULTILIB_OSDIRNAMES): Delete.
18508 2007-04-25 Anatoly Sokolov <aesok@post.ru>
18511 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
18513 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
18515 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
18516 rounding mode to be specified by the caller.
18517 (real_to_mpfr) Likewise.
18518 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
18519 include new arguments.
18520 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
18522 2007-04-24 Ian Lance Taylor <iant@google.com>
18524 PR tree-optimization/31605
18525 * tree-vrp.c (set_value_range): Check that min and max are not
18526 both overflow infinities.
18527 (set_value_range_to_value): New static function.
18528 (extract_range_from_binary_expr): Call set_value_range_to_value.
18529 (extract_range_from_cond_expr): Likewise.
18530 (extract_range_from_expr): Likewise.
18531 (extract_range_from_unary_expr): Likewise. Don't create a range
18532 which overflows on both sides.
18533 (vrp_meet): Check for a useless range.
18534 (vrp_visit_phi_node): If we see a constant which looks like an
18535 overflow infinity, turn off the TREE_OVERFLOW flag.
18537 2007-04-24 Ian Lance Taylor <iant@google.com>
18539 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
18541 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
18543 PR diagnostic/25923
18544 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
18545 diagnostic message is being built.
18546 * tree-pretty-print.c (dump_generic_node): Only write the
18547 formatted text into BUFFER's stream if we are not building a
18548 diagnostic message.
18549 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
18551 * Makefile.in (toplev.o): Depend on tree-pass.h.
18553 2007-04-24 Ian Lance Taylor <iant@google.com>
18555 PR tree-optimization/31602
18556 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
18557 conditionals in the copied loop header.
18558 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
18559 warnings if TREE_NO_WARNING is set.
18560 * doc/invoke.texi (Warning Options): Clarify that
18561 -Wstrict-overflow does not warn about loops.
18563 2007-04-24 Janis Johnson <janis187@us.ibm.com>
18565 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
18566 expand on the comment about _Decimal128 arguments and check the
18567 integer result of the modulus operation; for 64-bit ELF ABI, ensure
18568 that _Decimal128 argument uses even/odd register pair.
18569 (function_arg): Ditto.
18571 2007-04-24 Hui-May Chang <hm.chang@apple.com>
18573 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
18574 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
18576 2007-04-24 Richard Guenther <rguenther@suse.de>
18577 Olga Golovanevsky <olga@il.ibm.com>
18579 * fold-const.c (multiple_of_p): Check for bottom
18582 2007-04-24 Richard Henderson <rth@redhat.com>
18584 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
18585 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
18586 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
18587 looking for non-zero bits shifted out. Avoid a recursive call
18588 when constructing the scalar.
18589 (__floatundisf): Likewise.
18591 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
18593 * dwarf2out.c (field_byte_offset): Move the existing logic
18594 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
18595 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
18597 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
18600 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
18601 length argument of 0 for memset.
18602 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
18603 unsigned shift instead of the signed variant.
18605 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
18607 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
18608 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
18609 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
18610 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
18611 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
18612 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
18613 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
18614 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
18615 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
18616 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
18617 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
18618 "mul<mode>3", "div<mode>3"): Insn definitions added.
18619 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
18620 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
18621 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
18622 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
18623 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
18624 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
18625 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
18626 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
18627 TARGET_FLOAT_FORMAT): Macro definitions removed.
18628 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
18629 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
18630 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
18631 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
18632 (s390_gen_rtx_const_DI): Function removed.
18633 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
18635 2007-04-24 Richard Sandiford <richard@codesourcery.com>
18637 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
18638 over an external ffs function.
18640 2007-04-24 Chao-ying Fu <fu@mips.com>
18641 Richard Sandiford <richard@nildram.co.uk>
18643 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
18644 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
18645 (smadd_widen_optab, umadd_widen_optab): Define.
18646 * optabs.c (init_optabs): Initialize smadd_widen_optab and
18648 * genopinit.c (optabs): Fill in smadd_widen_optab and
18650 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
18651 and umadd_widen_optab to implement multiply-add sequences.
18652 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
18653 (<u>maddsidi4): ...this. Extend condition to include
18654 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
18655 of operand 0 to "ka" and use the three-operand form of madd<u>
18657 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
18659 * config/mips/constraints.md (ka): New register constraint.
18661 2007-04-24 Jan Hubicka <j@suse.cz>
18665 2007-04-23 Jan Hubicka <jh@suse.cz>
18666 * function.c (init_function_start): Don't init line number info.
18667 (expand_function_end): Update.
18668 (reset_block_changes, record_block_change, finalize_block_changes,
18669 check_block_change, free_block_changes): Kill.
18670 * function.h (reset_block_changes, record_block_change,
18671 finalize_block_changes, check_block_change, free_block_changes):
18673 (struct function): Remove ib_boundaries_block.
18674 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
18675 Use curr_insn_locator to initialize locator.
18676 (emit_line_note): Remove.
18677 * cfgexpand.c (expand_gimple_cond_expr): Update.
18678 (construct_exit_block): Likewise.
18679 (tree_expand_cfg): Initialize/finalize locators.
18680 * expr.c (expand_expr_real): Update.
18681 * cfglayout.c (line_locators_locs, line_locators_lines,
18682 file_locators_locs, file_locators_files): Remove.
18683 (set_block_levels): Move to cfgexpand.c.
18684 (insn_locators_initialize): Remove.
18685 (pass_insn_locators_initialize): Remove.
18686 (locations_locators_locs, locations_locators_vals): New static vars.
18687 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
18689 (insn_locators_alloc, insn_locators_finalize,
18690 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18692 (locator_location): New.
18693 (locator_line, locator_file): Rewrite.
18694 * rtl.h (emit_line_note): Kill.
18695 (insn_locators_alloc, insn_locators_finalize,
18696 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18698 * tree-inline.c (initialize_cfun): Do not initialize
18699 ib_boundaries_block.
18700 * passes.c (pass_insn_locators_initialize): Remove.
18702 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
18704 * doc/invoke.texi: Removed leading '-' from option index entries.
18706 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
18708 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
18710 (create_phi_node): Use set_phi_nodes.
18711 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
18712 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
18713 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
18714 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
18715 (bsi_start, bsi_last): Use bb_stmt_list.
18716 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
18717 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
18718 Traverse the statements using tsi iterator.
18719 * basic-block.h (struct basic_block_def): Fields stmt_list
18720 and phi_nodes moved to ...
18721 (struct tree_bb_info): ... new structure.
18722 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
18723 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
18724 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
18725 (tree_verify_flow_info): Verify that il.tree is not set for
18726 entry and exit block.
18727 (tree_split_block): Use set_bb_stmt_list.
18729 2007-04-23 Mike Stump <mrs@apple.com>
18731 * config/i386/i386.c (ix86_tune_features
18732 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
18735 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
18737 * config/i386/i386.md (prefix_extra): New attribute.
18738 (length): Add prefix_extra.
18740 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
18741 (sse2_movntv2di): Likewise.
18742 (sse2_cvtps2dq): Likewise.
18743 (sse2_cvtpd2pi): Likewise.
18744 (sse2_cvttpd2pi): Likewise.
18745 (*sse2_cvtpd2ps): Likewise.
18746 (*add<mode>3): Likewise.
18747 (sse2_ssadd<mode>3): Likewise.
18748 (sse2_usadd<mode>3): Likewise.
18749 (*sub<mode>3): Likewise.
18750 (sse2_sssub<mode>3): Likewise.
18751 (sse2_ussub<mode>3): Likewise.
18752 (*mulv8hi3): Likewise.
18753 (*smulv8hi3_highpart): Likewise.
18754 (*umulv8hi3_highpart): Likewise.
18755 (sse2_umulv2siv2di3): Likewise.
18756 (sse2_pmaddwd): Likewise.
18757 (ashr<mode>3): Likewise.
18758 (lshr<mode>3): Likewise.
18759 (ashl<mode>3): Likewise.
18760 (sse2_ashlti3): Likewise.
18761 (sse2_lshrti3): Likewise.
18762 (*umaxv16qi3): Likewise.
18763 (*smaxv8hi3): Likewise.
18764 (*uminv16qi3): Likewise.
18765 (*sminv8hi3): Likewise.
18766 (sse2_eq<mode>3): Likewise.
18767 (sse2_gt<mode>3): Likewise.
18768 (*and<mode>3): Likewise.
18769 (sse2_nand<mode>3): Likewise.
18770 (*ior<mode>3): Likewise.
18771 (*xor<mode>3): Likewise.
18772 (sse2_packsswb): Likewise.
18773 (sse2_packssdw): Likewise.
18774 (sse2_packuswb): Likewise.
18775 (sse2_punpckhbw): Likewise.
18776 (sse2_punpcklbw): Likewise.
18777 (sse2_punpckhwd): Likewise.
18778 (sse2_punpcklwd): Likewise.
18779 (sse2_punpckhdq): Likewise.
18780 (sse2_punpckldq): Likewise.
18781 (sse2_punpckhqdq): Likewise.
18782 (sse2_punpcklqdq): Likewise.
18783 (*sse2_pinsrw): Likewise.
18784 (*sse2_pextrw): Likewise.
18785 (sse2_pshufd_1): Likewise.
18786 (sse2_uavgv16qi3): Likewise.
18787 (sse2_uavgv8hi3): Likewise.
18788 (sse2_psadbw): Likewise.
18789 (sse2_pmovmskb): Likewise.
18790 (*sse2_maskmovdqu): Likewise.
18791 (*sse2_maskmovdqu_rex64): Likewise.
18792 (sse4a_extrqi): Likewise.
18793 (sse4a_extrq): Likewise.
18794 (sse3_lddqu): Set prefix_rep.
18795 (sse3_addsubv4sf3): Likewise.
18796 (sse3_haddv4sf3): Likewise.
18797 (sse3_hsubv4sf3): Likewise.
18798 (sse_cvtss2si): Likewise.
18799 (sse_cvtss2si_2): Likewise.
18800 (sse_cvtss2siq): Likewise.
18801 (sse_cvtss2siq_2): Likewise.
18802 (sse_cvttss2si): Likewise.
18803 (sse_cvttss2siq): Likewise.
18804 (sse2_cvttps2dq): Likewise.
18805 (sse3_movshdup): Likewise.
18806 (sse3_movsldup): Likewise.
18807 (sse2_cvtsd2si): Likewise.
18808 (sse2_cvtsd2si_2): Likewise.
18809 (sse2_cvtsd2siq): Likewise.
18810 (sse2_cvtsd2siq_2): Likewise.
18811 (sse2_cvttsd2si): Likewise.
18812 (sse2_cvttsd2siq): Likewise.
18813 (*sse2_cvtpd2dq): Likewise.
18814 (*sse2_cvttpd2dq): Likewise.
18815 (sse2_pshuflw_1): Likewise.
18816 (sse2_pshufhw_1): Likewise.
18817 (sse4a_insertqi): Likewise.
18818 (sse4a_insertq): Likewise.
18819 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
18820 (ssse3_phadddv4si3): Likewise.
18821 (ssse3_phaddswv8hi3): Likewise.
18822 (ssse3_phsubwv8hi3): Likewise.
18823 (ssse3_phsubdv4si3): Likewise.
18824 (ssse3_phsubswv8hi3): Likewise.
18825 (ssse3_pmaddubswv8hi3): Likewise.
18826 (ssse3_pmulhrswv8hi3): Likewise.
18827 (ssse3_pshufbv16qi3): Likewise.
18828 (ssse3_psign<mode>3): Likewise.
18829 (ssse3_palignrti): Likewise.
18830 (abs<mode>2): Likewise.
18831 (ssse3_phaddwv4hi3): Set prefix_extra.
18832 (ssse3_phadddv2si3): Likewise.
18833 (ssse3_phaddswv4hi3): Likewise.
18834 (ssse3_phsubwv4hi3): Likewise.
18835 (ssse3_phsubdv2si3): Likewise.
18836 (ssse3_phsubswv4hi3): Likewise.
18837 (ssse3_pmaddubswv4hi3): Likewise.
18838 (ssse3_pmulhrswv4hi3): Likewise.
18839 (ssse3_pshufbv8qi3): Likewise.
18840 (ssse3_psign<mode>3): Likewise.
18841 (ssse3_palignrdi): Likewise.
18842 (abs<mode>2): Likewise.
18843 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
18844 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
18845 (sse2_pmovmskb): Set mode to SI instead of V2DF.
18847 2007-04-23 Nick Clifton <nickc@redhat.com>
18849 * params.def: Fix formatting of emacs local variables.
18851 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
18853 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
18854 move if inter-unit move isn't allowed.
18855 Don't split moving the first element of V2DI to DI to inter-unit
18856 move if inter-unit move isn't allowed.
18858 2007-04-23 Richard Guenther <rguenther@suse.de>
18860 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
18861 and CDI_POST_DOMINATORS separately.
18863 2007-04-23 Nick Clifton <nickc@redhat.com>
18865 * c.opt (Wformat-contains-nul): Add warning attribute.
18867 2007-04-23 Jan Hubicka <jh@suse.cz>
18869 * function.c (init_function_start): Don't init line number info.
18870 (expand_function_end): Update.
18871 (reset_block_changes, record_block_change, finalize_block_changes,
18872 check_block_change, free_block_changes): Kill.
18873 * function.h (reset_block_changes, record_block_change,
18874 finalize_block_changes, check_block_change, free_block_changes):
18876 (struct function): Remove ib_boundaries_block.
18877 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
18878 Use curr_insn_locator to initialize locator.
18879 (emit_line_note): Remove.
18880 * cfgexpand.c (expand_gimple_cond_expr): Update.
18881 (construct_exit_block): Likewise.
18882 (tree_expand_cfg): Initialize/finalize locators.
18883 * expr.c (expand_expr_real): Update.
18884 * cfglayout.c (line_locators_locs, line_locators_lines,
18885 file_locators_locs, file_locators_files): Remove.
18886 (set_block_levels): Move to cfgexpand.c.
18887 (insn_locators_initialize): Remove.
18888 (pass_insn_locators_initialize): Remove.
18889 (locations_locators_locs, locations_locators_vals): New static vars.
18890 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
18892 (insn_locators_alloc, insn_locators_finalize,
18893 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18895 (locator_location): New.
18896 (locator_line, locator_file): Rewrite.
18897 * rtl.h (emit_line_note): Kill.
18898 (insn_locators_alloc, insn_locators_finalize,
18899 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18901 * tree-inline.c (initialize_cfun): Do not initialize
18902 ib_boundaries_block.
18903 * passes.c (pass_insn_locators_initialize): Remove.
18905 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18907 PR middle-end/31448
18908 * expr.c (reduce_to_bit_field_precision): Handle
18911 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
18913 PR tree-optimization/24659
18914 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
18915 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
18916 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
18917 * genopinit.c (optabs): Rename vec_pack_mod_optab
18918 to vec_pack_trunc_optab.
18919 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
18920 early for scalar floating point operands for NOP_EXPR.
18921 (vectorizable_type_promotion): Ditto.
18922 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
18923 vec_pack_trunc_optab.
18924 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
18926 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
18927 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
18928 Rename from VEC_PACK_MOD_EXPR.
18929 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
18930 * expr.c (expand_expr_real_1): Ditto.
18931 * tree-inline.c (estimate_num_insns_1): Ditto.
18932 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18934 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
18935 (vec_unpacks_lo_v4sf): Ditto.
18936 (vec_pack_trunc_v2df): Ditto.
18937 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
18938 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
18939 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
18941 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
18943 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
18945 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
18946 Rename from VEC_PACK_MOD_EXPR. This expression also represent
18947 packing of floating point operands.
18948 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
18949 represent unpacking of floating point operands.
18950 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
18951 [vec_unpacks_hi]: Ditto.
18952 [vec_unpacks_lo]: Ditto.
18954 2007-04-22 Jan Hubicka <jh@suse.cz>
18956 * final.c (rest_of_handle_final): Call
18957 targetm.asm_out.constructor/targetm.asm_out.destructor
18958 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
18959 proper priority via decl_*_priority_insert.
18960 * c-common.c (c_expand_body): Likewise.
18962 2007-04-22 Richard Guenther <rguenther@suse.de>
18964 PR tree-optimization/29789
18965 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
18966 (rewrite_reciprocal): New helper split out from
18967 determine_invariantness_stmt.
18968 (rewrite_bittest): Likewise.
18969 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
18970 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
18973 2007-04-22 Revital Eres <eres@il.ibm.com>
18975 * loop-unroll.c (var_to_expand): New field to support also
18976 insns of the form x = something + x.
18977 (analyze_insn_to_expand_var): Use it.
18978 (expand_var_during_unrolling): Likewise.
18980 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
18982 * predict.c: Include pointer-set.h.
18983 (bb_predictions): New variable.
18984 (tree_predicted_by_p, tree_predict_edge,
18985 remove_predictions_associated_with_edge): Use bb_predictions map
18986 instead of bb->predictions.
18987 (clear_bb_predictions, assert_is_empty): New functions.
18988 (combine_predictions_for_bb): Use bb_predictions map. Call
18989 clear_bb_predictions.
18990 (tree_estimate_probability): Create and free bb_predictions map.
18991 * Makefile.in (predict.o): Add pointer-set.h dependency.
18992 * basic-block.h (struct basic_block_def): Remove predictions
18994 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
18996 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
18999 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
19002 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19004 * timevar.c (timevar_print): Change reference of --disable-checking to
19005 --enable-checking=release. Also warn if assert checking is disabled.
19007 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19010 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
19011 decl as addressable if the compound literal was marked as
19013 Mark the decl as a gimple register if it is a complex or
19014 vector decl and does not live in memory.
19016 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19018 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
19019 (GENERIC_NEXT): New function macro.
19020 (PHI_CHAIN): Use phi_node's new chain variable.
19021 (tree_phi_node): Change tree_common to tree_base
19022 and add the chain field.
19023 * tree-phinodes.c (make_phi_node): Don't set
19024 TREE_TYPE on the new node.
19025 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
19026 instead of checking GIMPLE_TUPLE_P in chain_next.
19027 * tree-vect-transform.c
19028 (get_initial_def_for_induction): Look at
19029 PHI_RESULT_TREE for the type of the phi node.
19030 (update_vuses_to_preheader): Use PHI_CHAIN
19031 instead of TREE_CHAIN on the phi node.
19032 * tree-ssa-structalias.c (compute_points_to_sets):
19034 (ipa_pta_execute): Likewise.
19036 2007-04-21 Richard Guenther <rguenther@suse.de>
19038 PR middle-end/31136
19039 * fold-const.c (fold_unary): Call fold_convert_const on the
19042 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
19044 * gcse.c (store_killed_in_insn): Handle PARALLELs.
19045 (store_killed_in_pat): New.
19047 2007-04-20 Richard Henderson <rth@redhat.com>
19050 * config/i386/i386.c (type_has_variadic_args_p): Look for any
19051 TREE_LIST with a void_type_node value, not void_list_node exactly.
19053 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
19055 * doc/standards.texi: Re-arrange into language-specific
19056 subsections. Add a C++ section, documenting which standards we
19059 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
19061 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
19062 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
19064 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
19066 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
19067 ecrti.o and crtbegin.o.
19068 (LIB_DEFAULT_SPEC): Include -lc.
19069 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
19071 2007-04-20 Richard Henderson <rth@redhat.com>
19074 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
19075 argument; update all callers.
19076 (get_unaligned_offset): New.
19077 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
19078 get_unaligned_address, just pass on the address directly.
19079 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
19080 the subreg in the helper patterns.
19081 (unaligned_extendqidi_le): Use get_unaligned_offset.
19082 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
19083 (unaligned_extendhidi_be): Likewise.
19084 (unaligned_extendhidi): Tidy.
19085 * config/alpha/alpha-protos.h: Update.
19087 2007-04-20 Richard Henderson <rth@redhat.com>
19089 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
19090 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
19091 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
19092 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19093 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19094 (CPP_SPEC): Don't include %(cpp_subtarget).
19095 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
19096 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19097 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
19099 2007-04-20 Jakub Jelinek <jakub@redhat.com>
19101 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
19102 for __builtin_ia32_cmpordss.
19104 PR tree-optimization/31632
19105 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
19106 and arg1 for optimizations of comparison against min/max values.
19107 Fold arg0 to arg1's type for optimizations of comparison against
19108 min+1 and max-1 values.
19110 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
19112 * reload.c (combine_reloads): When trying to use a dying register,
19113 check whether it's uninitialized and don't use if so.
19115 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
19117 * fold-const.c: Remove prototypes for native_encode_expr and
19118 native_interpret_expr.
19119 (native_encode_expr): Make non-static.
19120 (native_interpret_expr): Likewise.
19121 * tree.h: Add prototypes for the above.
19123 2007-04-19 Joseph Myers <joseph@codesourcery.com>
19125 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
19126 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
19127 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
19128 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
19129 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
19130 Add length attributes.
19132 2007-04-19 Janis Johnson <janis187@us.ibm.com>
19134 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
19137 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
19138 __STDC_WANT_DEC_FP__.
19140 2007-04-19 Joseph Myers <joseph@codesourcery.com>
19142 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
19143 for long double compatibility.
19144 * configure: Regenerate.
19146 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
19148 PR rtl-optimization/29841
19149 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
19151 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
19152 that may cause control flow transfer from being moved.
19154 2007-04-18 Jan Hubicka <jh@suse.cz>
19156 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
19159 2007-04-18 Eric Christopher <echristo@apple.com>
19161 * config/rs6000/darwin.md (load_macho_picbase): Use link register
19162 only. Update operands.
19163 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
19164 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
19165 link register to pic register.
19167 2007-04-18 Dirk Mueller <dmueller@suse.de>
19169 PR diagnostic/31227
19170 * tree-vrp.c (search_for_addr_array): New.
19171 (check_array_bounds): Suppress warning about
19172 address taken of array refs if its not de-referenced.
19174 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
19176 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
19177 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
19179 * tree-vectorizer.h (NITERS_KNOWN_P): New.
19180 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
19181 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
19183 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
19185 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
19187 (vect_analyze_scalar_cycles): Fix indentation.
19188 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
19189 (vect_mark_relevant): Include phis in relevance analysis.
19191 * tree-vect-transform.c (vect_transform_loop): Add an assert.
19193 2007-04-18 Anatoly Sokolov <aesok@post.ru>
19195 * config/avr/avr.c (ptrreg_to_str): Replace error() with
19196 output_operand_lossage().
19198 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
19200 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
19201 the unused code for reduction without adjust-in-epilog to simplify the
19204 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
19206 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
19207 (S390_TDC_NEGATIVE_ZERO): New constant.
19208 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
19209 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
19210 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
19211 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
19212 (S390_TDC_POSITIVE_INFINITY): New constant.
19213 (S390_TDC_NEGATIVE_INFINITY): New constant.
19214 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
19215 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
19216 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
19217 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
19218 (S390_TDC_INFINITY): New constant.
19219 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
19220 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
19221 optimization for UNSPEC_CCZ_TO_INT.
19222 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
19223 ("*ccz_to_int"): New insn.
19224 ("isinf<mode>2"): New insn.
19225 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
19226 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
19227 (UNSPEC_CCZ_TO_INT): New constant.
19229 2007-04-18 Richard Guenther <rguenther@suse.de>
19231 PR tree-optimization/19431
19232 PR tree-optimization/21463
19233 * tree-pass.h (pass_phiprop): Declare.
19234 * passes.c (init_optimization_passes): New phiprop pass.
19235 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
19236 (phivn_valid_p): New helper function.
19237 (phiprop_insert_phi): Likewise.
19238 (propagate_with_phi): Likewise.
19239 (tree_ssa_phiprop): New propagator propagating loads
19240 through phi nodes if profitable.
19242 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
19244 * tree-vect-analyze.c (process_use): New function.
19245 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
19246 Check phis in all bbs.
19247 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
19250 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
19252 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
19255 2007-04-17 Anatoly Sokolov <aesok@post.ru>
19258 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
19261 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
19263 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
19265 (sse_vmmulv4sf3): Likewise.
19266 (sse2_vmaddv2df3): Likewise.
19267 (sse2_vmmulv2df3): Likewise.
19269 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
19271 PR rtl-optimization/31360
19272 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
19273 (target_reg_cost): New.
19274 (init_set_costs): Initialize target_reg_cost. Add comments
19275 regarding the rationale of the costs.
19276 (global_cost_for_size): Renamed to...
19277 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
19278 of register pressure.
19279 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
19280 estimate_reg_pressure_cost. Add number of ivs.
19281 (determine_set_costs): Dump target_reg_cost.
19282 * loop-invariant.c (gain_for_invariant): Use
19283 estimate_reg_pressure_cost. Removed n_inv_uses argument.
19284 (best_gain_for_invariant, find_invariants_to_move): Remove
19286 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
19287 (target_reg_cost): Declare.
19288 (global_cost_for_size): Declaration removed.
19289 (estimate_reg_pressure_cost): Declare.
19291 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
19293 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
19294 regnos into even/odd register pairs.
19295 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
19296 TDmode similar to the other floating point modes.
19297 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
19298 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
19300 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
19301 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
19302 (movdd_hardfloat64): Use TARGET_MFPGPR.
19304 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
19306 * reload1.c (delete_output_reload): Don't count output in n_inherited.
19309 2005-01-05 Richard Henderson <rth@redhat.com>
19311 * reload1.c (do_input_reload): Restrict the optimization deleteing
19312 a previous output reload to RELOAD_FOR_INPUT.
19314 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
19316 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
19317 induc_vec_info_type.
19318 (vectorizable_induction): New function declaration.
19319 * tree-vect-transform.c (get_initial_def_for_induction): No need to
19320 check if already vectorized. Find first place in BB where new stmts
19321 can be inserted. Takes only one argument.
19322 (vectorizable_induction): New function.
19323 (vect_transform_stmt): Add case for induc_vec_info_type to call
19324 vectorizable_induction.
19325 (vect_transform_loop): Consider phis for vectorization.
19326 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
19328 (analyze_operations): Call vectorizable_induction when analyzing phis.
19330 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
19331 (vect_mark_relevant): Include phis in relevance analysis.
19332 (vect_mark_stmts_to_be_vectorize): Likewise.
19333 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
19335 2007-04-16 Lawrence Crowl <crowl@google.com>
19337 * doc/invoke.texi (Debugging Options): Add documentation for the
19338 -femit-struct-debug options -femit-struct-debug-baseonly,
19339 -femit-struct-debug-reduced, and
19340 -femit-struct-debug-detailed[=...].
19342 * c-opts.c (c_common_handle_option): Add
19343 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
19344 and OPT_femit_struct_debug_detailed_.
19345 * c.opt: Add specifications for
19346 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
19347 and -femit-struct-debug-detailed[=...].
19348 * opts.c (set_struct_debug_option): Parse the
19349 -femit-struct-debug-... options.
19350 * opts.c (matches_main_base, main_input_basename,
19351 main_input_baselength, base_of_path, matches_main_base): Add
19352 variables and functions to compare header base name to compilation
19354 * opts.c (should_emit_struct_debug): Add to determine to emit a
19355 structure based on the option.
19356 (dump_struct_debug) Also disabled function to debug this
19358 * opts.c (handle_options): Save the base name of the
19361 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
19362 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
19363 This hook indicates if a type is generic. Set it by default
19364 to "never generic".
19365 * langhooks.h (struct lang_hooks_for_types): Add a new hook
19366 to determine if a struct type is generic or not.
19367 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
19368 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
19369 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
19370 with live C++ hook.
19372 * flags.h (enum debug_info_usage): Add an enumeration to describe
19373 a program's use of a structure type.
19374 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
19375 to indicate the program's usage of the type. Filter structs based
19376 on the -femit-struct-debug-... specification.
19377 (gen_type_die): Split into two routines, gen_type_die and
19378 gen_type_die_with_usage. gen_type_die is now a wrapper
19379 that assumes direct usage.
19380 (gen_type_die_with_usage): Replace calls to gen_type_die
19381 with gen_type_die_with_usage adding the program usage of
19382 the referenced type.
19383 (dwarf2out_imported_module_or_decl): Suppress struct debug
19384 information using should_emit_struct_debug when appropriate.
19386 2007-04-16 Ian Lance Taylor <iant@google.com>
19388 PR tree-optimization/31522
19389 * tree-vrp.c (vr_phi_edge_counts): New static variable.
19390 (vrp_initialize): Allocate vr_phi_edge_counts.
19391 (vrp_visit_phi_node): Don't push to infinity if we saw a new
19392 executable edge. Drop test for all constants.
19393 (vrp_finalize): Free vrp_phi_edge_counts.
19395 * doc/cpp.texi (Common Predefined Macros): Clarify description of
19396 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
19398 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
19399 predecessors at head rather than tail.
19401 2007-04-16 Matthias Klose <doko@debian.org>
19403 * config/alpha/linux.h (CPP_SPEC): Define.
19404 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
19406 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
19408 * function.h: Remove sequence_stack extern declaration.
19410 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
19412 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
19414 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
19417 2007-04-16 Anatoly Sokolov <aesok@post.ru>
19419 * config/avr/avr.c (avr_arch_types): Rearranging array.
19420 (enum avr_arch): Add.
19421 (avr_mcu_types): Use avr_arch enumeration constants instead of
19423 * config/avr/avr.h (LINK_SPEC): Simplify.
19425 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
19427 * config/m68k/m68k.c (m68k_libcall_value,
19428 m68k_function_value): Use macros for register names more.
19430 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
19432 (M68K_REGNAME): Use A6_REG.
19433 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
19435 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19437 PR middle-end/28071
19438 * sched-int.h (struct deps): Split field 'pending_lists_length' into
19439 'pending_read_list_length' and 'pending_write_list_length'. Update
19441 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
19442 to handle two length counters instead of one. Update all uses.
19443 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
19444 two length counters instead of one.
19445 * sched-rgn.c (propagate_deps): Update to handle two length counters
19448 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
19451 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
19452 copy of source, pass it to ix86_expand_vector_set and return
19455 2007-04-16 David Ung <davidu@mips.com>
19456 Joseph Myers <joseph@codesourcery.com>
19458 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
19459 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
19460 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
19461 Add 74K processor information.
19462 * config/mips/mips.md: Include 74k.md.
19463 (cpu): Add 74kc,74kf,74kx.
19464 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
19465 * config/mips/74k.md: New.
19466 * doc/invoke.texi (MIPS Options): Document 74K support.
19468 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
19470 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
19471 vectorizable_* functions.
19472 * tree-vect-transform.c (vectorizable_call): Add check for
19473 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
19474 (vectorizable_store): likewise.
19475 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
19477 (vectorizable_operation, vectorizable_type_demotion): Likewise.
19478 (vectorizable_type_promotion, vectorizable_load): Likewise.
19479 (vectorizable_live_operation, vectorizable_condition): Likewise.
19480 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
19482 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
19484 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
19486 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
19487 register numbers more.
19488 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
19489 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
19490 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
19491 FUNCTION_VALUE_REGNO_P): Likewise.
19492 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
19493 STATIC_CHAIN_REGNUM): Likewise.
19494 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
19495 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
19496 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
19497 * config/m68k/m68k.md (FP_REG): New.
19499 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
19501 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
19504 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
19506 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
19507 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
19510 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
19512 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
19515 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
19518 * c-decl.c (finish_decl): Grab the type of the decl after the call
19519 to store_init_value.
19521 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
19523 * common.opt (fforward-propagate): Fix "Optimization" annotation.
19525 2007-04-14 Jakub Jelinek <jakub@redhat.com>
19528 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
19529 dominators, post dominators and cleanup cfg before returning.
19531 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
19533 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
19534 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
19536 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
19538 * config.gcc: Recognize fido.
19539 * config/m68k/m68k-devices.def (fidoa): New.
19540 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
19542 (FL_FIDOA, TARGET_FIDOA): New.
19543 * config/m68k/m68k.opt (mfidoa): New.
19545 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19547 PR middle-end/31322
19548 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
19549 when a personality function is used.
19551 2007-04-13 Bob Wilson <bob.wilson@acm.org>
19553 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
19555 2007-04-13 Mike Stump <mrs@apple.com>
19557 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
19559 * config/darwin.opt (fapple-kext): Make C++ only.
19560 * config/darwin.c (darwin_override_options): Remove code to ensure
19561 -fapple-kext is given for C++ only.
19563 2007-04-13 Richard Sandiford <richard@codesourcery.com>
19565 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
19566 * config/mips/mips.c (override_options): Call
19567 SUBTARGET_OVERRIDE_OPTIONS, if defined.
19569 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
19571 * config/i386/i386.opt (msvr3-shlib): Removed.
19573 * doc/invoke.texi: Remove -msvr3-shlib.
19575 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
19577 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
19578 with "popcnt" instruction.
19580 2007-04-13 Richard Guenther <rguenther@suse.de>
19582 PR tree-optimization/21258
19583 * tree-vrp.c (compare_case_labels): New helper.
19584 (find_switch_asserts): New function.
19585 (find_assert_locations): Call it for SWITCH_EXPRs.
19587 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
19589 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
19590 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
19591 check is now implied in X87_FLOAT_MODE_P.
19592 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
19593 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
19594 (fix_trunc<mode>_i386_fisttp): Ditto.
19595 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
19596 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
19597 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
19598 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
19599 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
19600 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
19601 (unnamed_splitters): Ditto.
19602 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
19603 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
19604 FIRST_SSE_REG for local functions when SSE math is enabled or
19605 for functions with sseregparm attribute.
19606 (standard_80387_constant_p): Return -1 if mode is not
19608 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
19609 (ix86_expand_compare): Ditto.
19610 (ix86_expand_carry_flag_compare): Ditto.
19611 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
19612 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
19613 DECIMAL_FLOAT_MODE_P.
19614 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
19615 of SCALAR_FLOAT_MODE_P.
19616 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
19617 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
19618 checks before FLOAT_MODE_P.
19619 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
19620 before FLOAT_MODE_P.
19625 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
19627 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
19628 Charles Wilson <libtool@cwilson.fastmail.fm>
19630 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
19631 (libgcc.mvars): Don't depend on them.
19632 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
19633 * exec-tool.in: New.
19635 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
19637 * doc/invoke.text (--help): Document --help=common.
19639 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
19641 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
19643 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19645 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
19646 * genemit.c (main): Emit #include "integrate.h".
19647 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
19648 (LOADGP_RTP): New mips_loadgp_style.
19649 * config/mips/mips.h: Include config/vxworks-dummy.h.
19650 (TARGET_RTP_PIC): New macro.
19651 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
19652 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
19653 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
19654 for TARGET_RTP_PIC.
19655 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
19656 -mvxworks-pic when using -mrtp and a PIC option.
19657 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
19659 (mips_symbolic_constant_p, mips_symbolic_address_p)
19660 (mips_symbol_insns): Handle SYMBOL_HALF.
19661 (override_options): Warn about -G and -mrtp being used together.
19662 Initialize mips_lo_relocs[SYMBOL_HALF].
19663 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
19664 (mips_emit_loadgp): Handle LOADGP_RTP.
19665 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
19666 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
19667 (tablejump): Handle function-relative case table entries if
19669 * config/mips/predicates.md (symbol_ref_operand): New predicate.
19671 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19673 * config/mips/mips.md (load_call<mode>): Allow any general register.
19675 (sibcall_value_internal, sibcall_value_multiple_internal)
19676 (call_value_internal, call_value_split, call_value_multiple_internal)
19677 (call_value_multiple_split): Remove constraints from operand 0.
19679 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19681 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
19682 rather than loadgp_noshared.
19683 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
19684 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
19686 * config/mips/mips.md (loadgp): Rename to...
19687 (loadgp_newabi): ...this.
19688 (loadgp_noshared): Rename to...
19689 (loadgp_absolute): ...this.
19691 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19693 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
19694 false for locally-binding symbols.
19695 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
19697 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19699 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
19700 (SYMBOL_GOT_PAGE_OFST): ...this.
19701 (SYMBOL_GOT_GLOBAL): Rename to...
19702 (SYMBOL_GOT_DISP): ...this.
19703 (SYMBOL_GOTOFF_GLOBAL): Rename to...
19704 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
19705 * config/mips/mips.c (mips_global_symbol_p): New function.
19706 (mips_symbol_binds_local_p): Likewise.
19707 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
19708 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
19709 mips_global_symbol_p and mips_symbol_binds_local_p.
19710 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
19711 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
19712 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
19713 SYMBOL_GOTOFF_DISP.
19714 (mips_ok_for_lazy_binding_p): New function.
19715 (mips_load_call_address, mips_expand_call): Use it.
19716 (mips_dangerous_for_la25_p): Likewise.
19717 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
19718 (*got_disp<mode>): Use got_disp_operand instead of
19719 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
19720 SYMBOL_GOTOFF_GLOBAL.
19721 (*got_page<mode>): Use got_page_ofst_operand instead of
19723 * config/mips/predicates.md (const_call_insn_operand): Use
19724 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
19725 (global_got_operand): Rename to...
19726 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
19728 (local_got_operand): Rename to...
19729 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
19730 of SYMBOL_GOT_LOCAL.
19732 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19734 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
19735 TARGET_CALL_CLOBBERED_GP.
19736 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
19737 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
19738 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
19739 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
19740 of TARGET_ABICALLS && !TARGET_NEWABI.
19741 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
19742 * config/mips/mips.c (mips_load_call_address): Check
19743 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
19744 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
19745 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
19746 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
19747 TARGET_ABICALLS && TARGET_NEWABI.
19748 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
19750 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
19751 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
19752 TARGET_ABICALLS && TARGET_NEWABI.
19753 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
19754 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
19755 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
19756 whether indirect calls must use $25.
19757 (mips_extra_live_on_entry): Check TARGET_GOT instead of
19759 * config/mips/mips.md (jal_macro): Check flag_pic and
19760 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
19761 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
19762 instead of TARGET_ABICALLS.
19763 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
19764 TARGET_ABICALLS && TARGET_OLDABI.
19765 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
19766 (sibcall): In the comment above the define_insn, mention
19767 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
19768 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
19769 instead of TARGET_ABICALLS.
19771 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
19773 * doc/md.texi (Blackfin family constraints): Document PA and PB.
19774 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
19775 (MACFLAGS_MATCH_P): New macro.
19776 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
19777 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
19778 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
19779 the other MACFLAG constants.
19780 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
19781 (flag_machi): Tighten constraints. Renumber some of the operands.
19782 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
19784 (flag_machi_parts_acconly): New pattern.
19785 (flag_macinithi): Tighten constraints. Allow any accumulator to be
19787 (flag_macinit1hi): Tighten constraints.
19788 (flag_mul_macv2hi_parts_acconly): New pattern.
19790 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
19791 Use a more efficient implementation.
19792 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
19793 inline sequences when not optimizing for size.
19795 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
19796 movhi_high2low): Delete, merge functionality into...
19797 (packv2hi): ... this pattern.
19799 2007-02-11 Jie Zhang <jie.zhang@analog.com>
19800 * config/bfin/bfin.opt (msim): New option.
19801 (mcpu=): New option.
19802 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
19803 (bfin_cpu_t): Typedef of enum bfin_cpu.
19804 (bfin_cpu_type): New declaration.
19805 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
19806 -msim and -mcpu= options.
19807 (LIB_SPEC): Likewise.
19808 * config/bfin/bfin.c (bfin_cpu_type): Define.
19809 (bfin_handle_option): Handle -mcpu= option.
19810 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
19811 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
19812 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
19814 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19816 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
19817 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
19818 (powerpc-wrs-vxworksae): Use ${tm_file}.
19819 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
19820 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
19821 * config/i386/vx-common.h: New file.
19823 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19825 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
19828 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
19830 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
19833 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
19837 * c-common.c (c_build_qualified_type): Set canonical type
19840 2007-04-12 Richard Guenther <rguenther@suse.de>
19842 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
19843 lower bound and element size if lower bound is not zero
19844 or either of the ARRAY_REF operands is set.
19846 2007-04-12 Richard Guenther <rguenther@suse.de>
19848 PR tree-optimization/24689
19849 PR tree-optimization/31307
19850 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
19852 * gimplify.c (canonicalize_addr_expr): To be consistent with
19853 gimplify_compound_lval only set operands two and three of
19854 ARRAY_REFs if they are not gimple_min_invariant. This makes
19855 it never at this place.
19856 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
19858 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19860 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
19861 null before emitting a .nsubspa directive.
19863 2007-04-11 Diego Novillo <dnovillo@redhat.com>
19865 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
19866 need_to_partition_p if there are no memory statements in the
19869 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
19871 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
19872 (gcd_of_steps_may_divide_p): New function.
19873 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
19875 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19877 * reload.c (find_reloads_toplev, find_reloads_address,
19878 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
19879 not a pointer equality test, to decide if we need to call
19880 push_reg_equiv_alt_mem.
19882 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
19884 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
19885 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
19887 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
19889 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
19891 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
19892 vector to be positive.
19894 2007-04-11 Diego Novillo <dnovillo@redhat.com>
19898 * doc/invoke.texi: Document --params max-aliased-vops and
19900 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
19901 debug_memory_partitions): Move to tree-flow.h
19902 * params.h (AVG_ALIASED_VOPS): Define.
19903 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
19905 (mp_info_t): Likewise.
19906 (get_mem_sym_stats_for): New.
19907 (set_memory_partition): Move from tree-flow-inline.h.
19908 (mark_non_addressable): Only clear the set of symbols for the
19909 partition if it exists.
19910 (dump_memory_partitions): Move from tree-ssa-operands.c
19911 (debug_memory_partitions): Likewise.
19912 (need_to_partition_p): New.
19913 (dump_mem_ref_stats): New.
19914 (debug_mem_ref_stats): New.
19915 (dump_mem_sym_stats): New.
19916 (debug_mem_sym_stats): New.
19917 (update_mem_sym_stats_from_stmt): New.
19918 (compare_mp_info_entries): New.
19919 (mp_info_cmp): Call it.
19920 (sort_mp_info): Change argument to a list of mem_sym_stats_t
19922 (get_mpt_for): Move from tree-ssa-operands.c.
19923 (find_partition_for): New.
19924 (create_partition_for): Remove.
19925 (estimate_vop_reduction): New.
19926 (update_reference_counts): New.
19927 (build_mp_info): New.
19928 (compute_memory_partitions): Refactor.
19929 Document new heuristic.
19930 Call build_mp_info, update_reference_counts,
19931 find_partition_for and estimate_vop_reduction.
19932 (compute_may_aliases): Populate virtual operands before
19933 calling debugging dumps.
19934 (delete_mem_sym_stats): New.
19935 (delete_mem_ref_stats): New.
19936 (init_mem_ref_stats): New.
19937 (init_alias_info): Call it.
19938 (maybe_create_global_var): Remove alias_info argument.
19939 Get number of call sites and number of pure/const call sites
19940 from gimple_mem_ref_stats().
19941 (dump_alias_info): Call dump_memory_partitions first.
19942 (dump_points_to_info_for): Show how many times a pointer has
19944 * opts.c (decode_options): For -O2 set --param
19945 max-aliased-vops to 500.
19946 For -O3 set --param max-aliased-vops to 1000 and --param
19947 avg-aliased-vops to 3.
19948 * fortran/options.c (gfc_init_options): Remove assignment to
19950 * tree-flow-inline.h (gimple_mem_ref_stats): New.
19951 * tree-dfa.c (dump_variable): Dump memory reference
19953 Dump NO_ALIAS* settings.
19954 (referenced_var_lookup): Tidy.
19955 (mem_sym_stats): New.
19956 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
19957 and ORIG are different SSA names for a memory partition.
19958 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
19959 * tree-flow.h (struct mem_sym_stats_d): Define.
19960 (mem_sym_stats_t): Define.
19961 (struct mem_ref_stats_d): Define.
19962 (struct gimple_df): Add field mem_ref_stats.
19963 (enum noalias_state): Define.
19964 (struct var_ann_d): Add bitfield noalias_state.
19965 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
19966 debug_mem_ref_stats, debug_memory_partitions,
19967 debug_mem_sym_stats): Declare.
19968 * tree-ssa-structalias.c (update_alias_info): Update call
19969 sites, pure/const call sites and asm sites in structure
19970 returned by gimple_mem_ref_stats.
19971 Remove local variable IS_POTENTIAL_DEREF.
19972 Increase NUM_DEREFS if the memory expression is a potential
19974 Call update_mem_sym_stats_from_stmt.
19975 If the memory references memory, call
19976 update_mem_sym_stats_from_stmt for all the direct memory
19977 symbol references found.
19978 (intra_create_variable_infos): Set noalias_state field for
19979 pointer arguments according to the value of
19980 flag_argument_noalias.
19981 * tree-ssa-structalias.h (struct alias_info): Remove fields
19982 num_calls_found and num_pure_const_calls_found.
19983 (update_mem_sym_stats_from_stmt): Declare.
19984 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
19985 Set default value to 100.
19986 (PARAM_AVG_ALIASED_VOPS): Define.
19988 2007-04-11 Richard Guenther <rguenther@suse.de>
19990 PR middle-end/31530
19991 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
19992 a * -b + c as c - a * b if we honor sign dependent rounding.
19994 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19996 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
19997 bfin_expand_strmov.
19998 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
19999 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
20001 (initialize_trampoline): Don't use old-style function definition.
20002 (bfin_secondary_reload): Mark IN_P argument as unused.
20004 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
20006 PR tree-optimization/31343
20007 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
20008 (build_polynomial_chrec): Return a scalar when the evolution is zero.
20009 * testsuite/gcc.dg/vect/pr31343.c: New.
20011 2007-04-10 Eric Christopher <echristo@apple.com>
20013 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
20014 * config/i386/i386.md (*cmpfp0): Use.
20015 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
20016 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
20017 (fix_trunc<mode>_i386_fisttp): Ditto.
20018 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
20019 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
20020 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
20021 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
20022 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
20023 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
20024 (unnamed_splitters): Ditto.
20025 * config/i386/i386.c (output_fix_trunc): Assert that
20026 we're not being passed a TFmode operand.
20028 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
20030 PR tree-optimization/31526
20031 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
20032 n_basic_blocks to find newly added blocks.
20034 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
20036 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
20038 (fix_trunc<mode>si_sse): Ditto.
20039 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
20040 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
20041 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
20042 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
20043 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
20044 expander using SSEMODEF mode macro.
20045 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
20046 expander using SSEMODEF mode macro.
20047 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
20048 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
20049 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
20050 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
20051 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
20052 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
20053 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
20054 Macroize insn using X87MODEF mode macro.
20056 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
20058 * config/i386/sse.md (sse2_pinsrw): Removed.
20059 (sse2_pextrw): Renamed to ...
20060 (*sse2_pextrw): This.
20062 2007-04-09 Jan Hubicka <jh@suse.cz>
20065 * config/i386/sse.md
20066 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
20067 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
20068 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
20069 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
20071 2007-04-09 Jan Hubicka <jh@suse.cz>
20073 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
20074 multiple fields of union.
20076 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
20078 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
20079 (create_preheaders): Check that loops are available.
20080 (fix_loop_structure): Clean up, improve comments.
20081 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
20082 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
20084 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
20085 * predict.c (tree_estimate_probability): Do not call
20086 calculate_dominance_info. Call create_preheaders.
20087 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
20088 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
20090 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
20091 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
20092 * tree-cfg.c (tree_split_edge): Make an assert more precise.
20093 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
20096 2007-04-08 Jan Hubicka <jh@suse.cz>
20098 * tree.h (maybe_fold_offset_to_component_ref): Declare.
20099 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
20100 * fold-const.c (fold_unary): Use it.
20102 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
20104 * varasm.c (assemble_variable): Remove call to
20105 lang_hooks.decls.prepare_assemble_variable.
20106 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
20107 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
20108 * langhooks.h (lang_hooks_for_decls): Remove
20109 prepare_assemble_variable.
20111 2007-04-08 Mike Stump <mrs@apple.com>
20113 * config/i386/i386.c: Use inc/dec on Core2.
20115 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
20117 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
20118 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
20119 lhd_tree_inlining_end_inlining): Remove.
20120 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
20121 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
20122 end_inlining hooks.
20123 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
20124 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
20125 lhd_tree_inlining_end_inlining): Remove prototypes.
20126 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
20127 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
20128 LANG_HOOKS_TREE_INLINING_START_INLINING,
20129 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
20131 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
20134 2007-04-08 Anatoly Sokolov <aesok@post.ru>
20137 * config/avr/predicates.md (io_address_operand): Delete predicate.
20138 (low_io_address_operand): Don't use 'mode' argument.
20139 (higth_io_address_operand): Rename ...
20140 (high_io_address_operand): ... to this. Don't use 'mode' argument.
20141 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
20144 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
20146 Revert change removing staticp.
20148 2007-04-07 Anatoly Sokolov <aesok@post.ru>
20151 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
20154 2007-04-07 Bruce Korb <bkorb@gnu.org>
20156 * c.opt: Add -Wformat-contains-nul.
20157 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
20159 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
20160 the NUL byte warning.
20162 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
20164 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
20166 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
20168 * tree.c (staticp): No longer use staticp langhook.
20169 * langhooks.c (lhd_staticp): Removed.
20170 * langhooks.h (struct lang_hooks): Remove staticp.
20171 * c-common.c (c_staticp): Remove.
20172 * c-common.h (c_staticp): Ditto.
20173 * langhooks-defs.h (lhd_staticp): Ditto.
20174 (LHD_HOOKS_STATICP): Ditto
20175 * tree.h (gcc_assert_lowered): New macro.
20177 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
20179 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
20180 argument "reliable".
20181 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
20182 Add argument "reliable". Propagate it through calls.
20183 (infer_loop_bounds_from_undefined): Derive number of iterations
20184 estimates from references in blocks that do not dominate loop latch.
20185 (gcov_type_to_double_int): New function.
20186 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
20187 and expected_loop_iterations_unbounded.
20188 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
20189 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
20190 * tree-data-ref.c (estimated_loop_iterations): Export.
20191 (get_references_in_stmt): Fix -- do not return addresses of local
20193 * cfgloop.h (expected_loop_iterations_unbounded,
20194 estimated_loop_iterations): Declare.
20196 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
20198 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
20200 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
20202 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
20203 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
20204 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
20205 Use output_387_reg_move().
20206 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
20207 expander using X87MODEF12 mode macro.
20208 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
20209 choosing register preferences. Use output_387_reg_move().
20210 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
20211 instead of "x". Use output_387_reg_move().
20212 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
20213 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
20214 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
20215 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
20216 Use output_387_reg_move().
20217 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
20219 (*truncxf?f_i387 splitter): Ditto.
20221 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
20223 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
20224 LANG_HOOKS_SAFE_FROM_P.
20225 * expr.c (safe_from_p): Remove langhook call.
20226 * langhooks.h (lang_hooks): Remove safe_from_p.
20227 (lhd_safe_from_p): Remove prototype.
20228 * langhooks.c (lhd_safe_from_p): Remove.
20230 2007-04-06 Jan Hubicka <jh@suse.cz>
20232 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
20235 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
20237 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
20238 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
20239 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
20240 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
20242 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
20243 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
20245 2007-04-05 Richard Henderson <rth@redhat.com>
20247 * config/alpha/alpha.c (print_operand) [+]: Remove.
20248 (alpha_end_function): Print nop if call at end of function.
20249 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
20250 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
20251 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
20252 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
20253 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
20254 the call pattern. Update peepholes to match.
20256 2007-04-05 Janis Johnson <janis187@us.ibm.com>
20258 * doc/extend.texi (Other Builtins): Add decimal float variants
20260 * builtins.def: Ditto.
20261 * builtins.c (expand_builtin): Ditto.
20263 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
20264 H.J. Lu <hongjiu.lu@intel.com>
20267 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
20268 of V8HImode when calling ix86_binary_operator_ok.
20269 (sse2_pmaddwd): Call ix86_binary_operator_ok.
20270 (sdot_prodv8hi): Operands 1 and 2 must be register.
20272 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20274 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
20275 initialize align to silence bogus warning.
20277 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20279 PR middle-end/22156
20280 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
20282 (struct sra_walk_fns): Remove use_all parameter from use.
20283 (sra_hash_tree): Handle BIT_FIELD_REFs.
20284 (sra_elt_hash): Don't hash bitfld blocks.
20285 (sra_elt_eq): Skip them in parent compares as well. Handle
20287 (sra_walk_expr): Don't maintain or pass down use_all_p.
20288 (scan_use): Remove use_all parameter.
20289 (scalarize_use): Likewise. Re-expand assignment to
20290 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
20291 output, and re-scalarize after output. Don't mark anything
20293 (scalarize_ldst): Adjust.
20294 (scalarize_walk_gimple_modify_statement): Likewise.
20295 (build_element_name_1): Handle BIT_FIELD_REFs.
20296 (instantiate_element): Don't warn for any element whose parent
20297 is used as a whole.
20298 (instantiate_missing_elements_1): Return the sra_elt.
20299 (canon_type_for_field): New.
20300 (try_instantiate_multiple_fields): New.
20301 (instantiate_missing_elemnts): Use them.
20302 (mark_no_warning): Removed.
20303 (generate_one_element_ref): Handle BIT_FIELD_REFs.
20304 (REPLDUP, sra_build_elt_assignment): New.
20305 (generate_copy_inout): Use them.
20306 (generate_element_copy): Likewise. Handle bitfld differences.
20307 (generate_element_zero): Don't recurse for blocks. Use
20308 sra_build_elt_assignment.
20309 (generate_one_element_int): Take elt instead of var. Use
20310 sra_build_elt_assignment.
20311 (generate_element_init_1): Adjust.
20312 (scalarize_use, scalarize_copy): Use REPLDUP.
20313 (scalarize_ldst): Move assert before dereference.
20314 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
20316 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
20318 * regmove.c: Fix unused variable warnings due to previous commit.
20320 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
20322 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
20323 (regmove_bb_head): Remove.
20324 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
20325 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
20326 problems with fixup_match_1.
20327 Don't initialize/free regmove_bb_head.
20329 (reg_is_remote_constant_p): If an insn is in the same basic block
20330 but not before INSN, consider it remote, too.
20332 2007-04-05 Anatoly Sokolov <aesok@post.ru>
20335 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
20336 DECL_ASSEMBLER_NAME, not the DECL_NAME.
20338 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
20340 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
20341 (CONDITIONAL_REGISTER_USAGE): Likewise.
20343 2007-04-04 Richard Henderson <rth@redhat.com>
20345 * config/alpha/lib1funcs.asm: Remove unused file.
20347 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
20350 * opts.c (print_specific_help): Fix --help=<language>
20352 (common_handle_option): Support --help=common.
20354 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
20357 * gcc.c (main): Do not run the linker if
20358 print_subprocess_help indicates that it shouldn't be
20361 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
20364 * doc/invoke.texi (--help=): Document <languages> value, fix
20365 formatting in tables of values.
20367 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
20369 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
20370 dllimport attribute of virtual methods.
20372 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
20374 * config/score/crti.asm: Change _bss_start to __bss_start.
20375 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
20376 (OUTGOING_REG_PARM_STACK_SPACE) update.
20377 * config/score/score.opt: add options to make backend support
20378 score5, score5u, score7 and score7d.
20379 * config/score/score.md: Likewise.
20380 * config/score/misc.md: Likewise.
20381 * config/score/mac.md: Likewise.
20382 * doc/invoke.texi: Likewise.
20383 * doc/md.texi: update constraints define.
20385 2007-04-03 Richard Henderson <rth@redhat.com>
20387 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
20388 an appropriate type, use the mode instead.
20390 2007-04-03 Richard Sandiford <richard@codesourcery.com>
20392 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
20393 Set the default --with-arch setting to mips2.
20394 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
20395 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
20396 (MULTILIB_OSDIRNAMES): Delete.
20397 (MULTILIB_DIRNAMES): Define.
20398 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
20399 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
20400 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
20401 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
20402 VXWORKS_OS_CPP_BUILTINS.
20403 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
20404 (MIPS_DEBUGGING_INFO): Undefine.
20405 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
20407 2007-04-03 Jakub Jelinek <jakub@redhat.com>
20409 PR middle-end/30704
20410 * fold-const.c (native_encode_real): Encode real.c provided longs
20411 as a series of 32-bit native integers.
20412 (native_interpret_real): Interpret buffer as a series of 32-bit
20415 2007-04-03 Richard Guenther <rguenther@suse.de>
20417 * genpreds.c (write_insn_constraint_len): Write function
20418 optimized for CONSTRAINT_LEN implementation.
20419 (write_tm_preds_h): Output insn_constraint_len inline and
20420 use it for CONSTRAINT_LEN.
20421 (write_insn_preds_c): Don't output insn_constraint_len.
20422 * doc/md.texi (define_register_constraint): Document multi-letter
20423 constraints shall have the same length if they start with the same
20426 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
20429 * config/i386/i386.md (isinf<mode>2): Expand only when
20430 TARGET_C99_FUNCTIONS is set.
20432 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
20434 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
20435 (x86_64-*-linux*): Ditto.
20436 * config/i386/i386.opt (mpc): New option.
20437 * config/i386/i386.c (overrride_options): Handle
20438 ix87_precision_string.
20439 * config/i386/crtprec.c: New file.
20440 * config/i386/t-crtpc: Ditto.
20441 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
20442 and -mpc80 options.
20443 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
20444 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
20445 crtprec32.o, crtprec64.o and crtprec80.o.
20447 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
20448 and -mpc80 options.
20449 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
20451 2007-04-02 Eric Christopher <echristo@apple.com>
20453 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
20454 limitations on darwin.
20456 2007-04-02 Anatoly Sokolov <aesok@post.ru>
20459 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
20461 2007-04-02 Dave Korn <dave.korn@artimi.com>
20463 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
20465 2007-04-02 Dave Korn <dave.korn@artimi.com>
20467 * libgcc2.h (exception_descriptor): Don't forward-declare.
20468 (__get_eh_table_language, __get_eh_table_version): Delete
20469 prototypes of long-dead functions.
20471 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
20473 * ebitmap.h: New file
20474 * ebitmap.c: New file
20475 * Makefile.in (ebitmap.o): New target.
20477 2007-04-01 Jan Hubicka <jh@suse.cz>
20479 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
20480 before very first instruction.
20482 2007-04-01 Jan Hubicka <jh@suse.cz>
20484 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
20485 waring on 64bit hosts.
20486 * bitmap.h: Fix typo in bitmap_head_def.
20488 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
20490 PR rtl-optimization/31391
20491 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
20492 into a DELETED_LABEL note, and the label is in an empty basic
20493 block, update BB_END as well as BB_HEAD.
20495 2007-04-01 Richard Henderson <rth@redhat.com>
20497 PR tree-optimization/31169
20498 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
20499 to varying if the range is outside [0, prec-1].
20501 2007-04-01 Richard Sandiford <richard@codesourcery.com>
20504 * config/mips/mips.md (load_const_gp): New insn.
20505 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
20506 the MIPS16 GP pseudo register if no_new_pseudos.
20507 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
20509 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
20512 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
20514 (call_value): Likewise.
20516 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
20517 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20520 * doc/invoke.texi: (optimization options): Reword description
20521 of -ffast-math. Document its primary purpose.
20523 2007-03-31 Richard Guenther <rguenther@suse.de>
20525 * omp-low.c (splay-tree.h): Include.
20526 (lookup_decl): Replace splay-tree usage by pointer-map.
20527 (maybe_lookup_decl): Likewise.
20528 (new_omp_context): Likewise.
20529 (delete_omp_context): Likewise.
20530 * gimplify.c (splay-tree.h): Include.
20531 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
20533 (remap_ssa_name): Likewise.
20534 (remap_decl): Likewise.
20535 (remap_type_1): Likewise.
20536 (remap_type): Likewise.
20537 (copy_body_r): Likewise.
20538 (expand_call_inline): Likewise.
20539 (clone_body): Likewise.
20540 (copy_tree_r): Likewise.
20541 (remap_save_expr): Likewise.
20542 (unsave_r): Likewise.
20543 (unsave_expr_now): Likewise.
20544 (tree_function_versioning): Likewise.
20545 (build_duplicate_type): Likewise.
20546 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
20547 (struct copy_body_data): Replace splay-tree by pointer-map.
20548 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
20549 not $(SPLAY_TREE_H).
20550 (gimplify.o): Depend on $(SPLAY_TREE_H).
20551 (omp-low.p): Likewise.
20553 2007-03-31 Anatoly Sokolov <aesok@post.ru>
20555 * config/avr/predicates.md (even_register_operand,
20556 odd_register_operand): New predicates.
20557 * config/avr/avr.md (movw peephole2): New.
20558 (movw_r peephole2): New.
20560 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
20562 * tree.h (get_signed_or_unsigned_type): New.
20563 * fold-const.c (operand_equal_for_comparison_p): Use
20564 get_signed_or_unsigned_type instead of
20565 lang_hooks.types.signed_or_unsigned_type.
20566 * expr.c (store_expr): Ditto.
20567 * langhooks.c (get_signed_or_unsigned_type): New.
20568 (lhd_signed_or_unsigned_type): New.
20569 * langhooks.h (lhd_signed_or_unsigned_type): New.
20570 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
20572 2007-03-30 Richard Henderson <rth@redhat.com>
20574 * tree-ssa-loop-ivopts.c: Include target.h.
20575 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
20576 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
20577 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
20578 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
20580 2007-03-30 Richard Henderson <rth@redhat.com>
20581 Kai Tietz <kai.tietz@onevision.com>
20583 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
20584 default for 64-bit.
20585 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
20586 (TARGET_64BIT_MS_ABI): New.
20587 (DBX_REGISTER_NUMBER): Handle 64-bit.
20588 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
20589 (LONG_TYPE_SIZE): Force to 32.
20590 (REG_PARM_STACK_SPACE): New.
20591 (OUTGOING_REG_PARM_STACK_SPACE): New.
20592 (REGPARM_MAX, SSE_REGPARM_MAX): New.
20593 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
20594 (STACK_BOUNDARY): Use 128 for 64-bit.
20595 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
20596 Add 64-bit implementation.
20597 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
20599 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
20600 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
20601 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
20602 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
20603 (ix86_handle_cconv_attribute): Don't warn when ignoring if
20604 TARGET_64BIT_MS_ABI.
20605 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
20606 (ix86_pass_by_reference): Likewise.
20607 (ix86_function_value_regno_p): Likewise.
20608 (ix86_build_builtin_va_list): Likewise.
20609 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
20610 (function_arg_advance_ms_64): New.
20611 (function_arg_advance): Call it.
20612 (function_arg_ms_64): New.
20613 (function_arg): Call it.
20614 (function_value_ms_64): New.
20615 (ix86_function_value_1): Call it.
20616 (return_in_memory_ms_64): New.
20617 (ix86_return_in_memory): Call it.
20618 (setup_incoming_varargs_ms_64): New.
20619 (ix86_setup_incoming_varargs): Call it.
20620 (ix86_expand_prologue): Handle 64-bit stack probing.
20621 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
20622 (output_pic_addr_const): Likewise.
20623 (x86_this_parameter): Likewise.
20624 (x86_output_mi_thunk): Likewise.
20625 (x86_function_profiler): Likewise.
20626 (TARGET_STRICT_ARGUMENT_NAMING): New.
20627 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
20628 (TARGET_64BIT_MS_ABI): New.
20629 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
20630 * config/i386/i386.md (allocate_stack_worker): Remove.
20631 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
20632 describe the clobber of eax without a match_scratch.
20633 (allocate_stack_worker_postreload): Remove.
20634 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
20635 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
20636 (allocate_stack_worker_rex64_postreload): Remove.
20637 (allocate_stack): Handle 64-bit.
20638 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
20639 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
20640 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
20641 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
20642 (STANDARD_STARTFILE_PREFIX_1): Likewise.
20643 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
20644 * config.build (x86_64-*-mingw*): New host.
20645 * config.host (x86_64-*-mingw*): New host.
20646 * config.gcc (x86_64-*-mingw*): New target.
20647 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
20649 2007-03-30 Richard Henderson <rth@redhat.com>
20650 Kai Tietz <kai.tietz@onevision.com>
20652 * c-pragma.c (struct def_pragma_macro_value): New.
20653 (struct def_pragma_macro): New.
20654 (pushed_macro_table): New.
20655 (dpm_hash, dpm_eq): New.
20656 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
20657 (init_pragma): Install them.
20658 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
20660 2007-03-30 Anatoly Sokolov <aesok@post.ru>
20662 * config/avr/avr.c (avr_override_options): Clear
20663 'flag_delete_null_pointer_checks'.
20665 2007-03-30 Paolo Carlini <pcarlini@suse.de>
20668 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
20669 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
20670 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
20671 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
20672 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
20673 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
20674 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
20676 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
20678 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
20680 * regmove.c: Move all of pass_stack_adjustments from here...
20681 * combine-stack-adj.c: ...to this new file.
20682 * Makefile.in: Add rules for combine-stack-adj.o.
20684 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
20686 PR tree-optimization/31383
20687 * tree-data-ref.c (affine_function_equal_p): Do not require the
20688 vectors to have the same length.
20690 2007-03-30 Jan Hubicka <jh@suse.cz>
20692 PR middle-end/30700
20693 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
20694 availablility; add more sanity checking; ask varpool only about
20697 2007-03-29 Richard Henderson <rth@redhat.com>
20699 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
20700 to decide, but __SIZEOF_LONG_LONG__.
20702 2007-03-29 Richard Henderson <rth@redhat.com>
20704 * emutls.c (struct __emutls_array): New.
20705 (emutls_destroy): Use it instead of casting element 0 from void*.
20706 (__emutls_get_address): Likewise.
20708 2007-03-29 Richard Henderson <rth@redhat.com>
20710 * varasm.c (initializer_constant_valid_p): Don't deny
20711 DECL_DLLIMPORT_P on functions.
20713 * config/i386/cygming.h: Remove function declarations.
20714 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
20715 (ASM_OUTPUT_LABELREF): Remove.
20716 (COMMON_ASM_OP): Remove.
20717 (ASM_OUTPUT_COMMON): Remove.
20718 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
20719 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
20720 (ASM_DECLARE_FUNCTION_NAME): Likewise.
20721 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
20722 Rename from TARGET_ENCODE_SECTION_INFO.
20723 * config/i386/netware.h: Likewise.
20724 * config/i386/i386-protos.h: Update.
20725 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
20726 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
20727 (legitimate_constant_p): Reject dllimports.
20728 (dllimport_map, get_dllimport_decl): New.
20729 (legitimize_dllimport_symbol): New.
20730 (legitimize_address, ix86_expand_move): Use it.
20731 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
20732 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
20733 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
20734 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
20735 * config/i386/predicates.md (constant_call_address_operand): Only
20736 accept symbols; reject dllimport_p symbols.
20737 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
20738 i386_pe_maybe_record_exported_symbol.
20739 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
20740 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
20741 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
20742 trust the setting of DECL_DLLIMPORT_P.
20743 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
20744 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
20745 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
20746 tidy the argument scanning loop.
20747 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
20748 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
20749 (i386_pe_strip_name_encoding): Remove.
20750 (i386_pe_binds_local_p): New.
20751 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
20752 (i386_pe_output_labelref): Remove.
20753 (i386_pe_asm_output_aligned_decl_common): New.
20754 (i386_pe_maybe_record_exported_symbol): Rename from
20755 i386_pe_record_exported_symbol; check for dllexported symbols.
20757 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
20759 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
20760 add comment explaining why vsnprintf cannot be used.
20762 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
20764 PR tree-optimization/30666
20765 * tree.c (build_complex_type): When creating type names for DWARF2
20766 debug info, create TYPE_DECLs for TYPE_NAME instead of
20768 (build_common_tree_nodes_2): Use build_complex_type when building
20769 predefined complex types, to preserve canonical types.
20771 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
20773 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
20774 (noce_get_alt_condition): Look at it to determine whether to
20775 reverse the condition or not.
20776 (noce_get_condition): Substitute the truth for lies.
20777 (noce_find_if_block): Set the then_else_reversed field.
20779 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
20781 * config/fr30/fr30.md (movdi): Do not accept immediates as the
20782 destination of this insn.
20783 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
20784 than calling gen_rtx_SET directly. Use r0 to hold the value of
20785 'address + 4' rather than a stack based temporary which can be
20786 mis-optimized away.
20788 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
20790 * config/s390/s390.c (s390_secondary_input_reload_class,
20791 s390_secondary_output_reload_class): Functions removed.
20792 (s390_secondary_reload): New function.
20793 (TARGET_SECONDARY_RELOAD): Target macro defined.
20794 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
20795 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
20796 * config/s390/s390.md ("reload_outti", "reload_outdi",
20797 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
20798 "reload_out<mode>"): Expanders removed.
20799 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
20800 "reload<mode>_nonoffmem_out"): Expanders added.
20802 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
20804 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
20805 action if SRC->DEST replacement failed anyway.
20807 2007-03-28 Mike Stump <mrs@apple.com>
20809 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
20810 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
20811 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
20813 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20815 * config.gcc: Accept barcelona as a variant of amdfam10.
20816 * config/i386/i386.c (override_options): Likewise.
20817 * doc/invoke.texi: Likewise.
20819 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
20821 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
20822 offsets for BIT_FIELD_REF and COMPONENT_REF.
20824 2007-03-28 Richard Guenther <rguenther@suse.de>
20826 * tree.c (is_global_var): Move ...
20827 * tree-flow-inline.h (is_global_var): ... here.
20828 * tree.h (is_global_var): Remove declaration.
20830 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
20832 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
20834 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
20835 * config/i386/i386.c (ix86_tune_features): Initialize new
20837 * config/i386/predicates.md (promotable_binary_operator): Use
20838 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
20840 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
20843 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
20845 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
20847 * config/fr30/fr30.md (movsi_internal): Change destination
20848 constraint from m to V and add m to the end.
20850 2007-03-28 Christian Bruel <christian.bruel@st.com>
20852 * config/sh/sh.md (movsi_i): Fix type attribute.
20854 2007-03-28 Christian Bruel <christian.bruel@st.com>
20856 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
20857 (movsf_ie): Likewise.
20859 2007-03-28 Christian Bruel <christian.bruel@st.com>
20861 * config.gcc: Add sh4-300 to multilib.
20862 * config/sh/t-mlib-sh4-300: New file.
20864 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
20866 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
20867 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
20868 fix_trunc<mode>di2.
20869 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
20870 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
20871 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
20872 "fixuns_trunctddi2"): Whitespace fix.
20874 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
20876 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
20877 the definition of struct sh_args.
20878 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
20879 CALL_COOKIE_INT_REG_GET): Likewise.
20881 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
20883 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
20884 transformations are applied successfully.
20886 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
20888 * tree.c (tree_contains_struct): Permit 512 tree codes.
20889 * tree.h (tree_contains_struct): Ditto.
20890 (MAX_TREE_CODES): Ditto.
20891 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
20892 SPARE member to store remaining padding bits.
20894 2007-03-27 Anatoly Sokolov <aesok@post.ru>
20896 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
20899 2007-03-27 Janis Johnson <janis187@us.ibm.com>
20901 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
20902 * configure: Regenerate.
20904 * configure: Regenerate using the correct version of autoconf.
20906 2007-03-27 Anatoly Sokolov <aesok@post.ru>
20908 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
20910 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
20911 regs to "__SP_L__" and "__SP_H__".
20913 2007-03-27 Richard Guenther <rguenther@suse.de>
20915 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
20916 computations with it with a HOST_WIDE_INT variable.
20918 2007-03-26 Mike Stump <mrs@apple.com>
20920 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
20921 objective-c-header, objective-c++-header and objc++-cpp-output
20923 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
20925 2007-03-26 Richard Henderson <rth@redhat.com>
20928 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
20929 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
20930 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
20931 IX86_BUILTIN_PSRLQ128): New.
20932 (ix86_init_mmx_sse_builtins): Add them.
20933 (ix86_expand_builtin): Expand them.
20934 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
20935 operand 2 be TImode.
20936 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
20937 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
20938 _mm_srli_epi64): Mark __B const.
20939 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
20940 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
20941 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
20942 new two-vector shift builtins.
20944 2007-03-26 Ian Lance Taylor <iant@google.com>
20946 PR tree-optimization/31345
20947 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
20948 [+INF, +INF(OVF)] into VARYING.
20950 2007-03-26 Zack Weinberg <zackw@panix.com>
20952 * gengtype-parse.c: New file.
20953 * gengtype-yacc.y: Delete.
20954 * gengtype-lex.l: Don't include gengtype-yacc.h.
20955 Define YY_DECL and yyterminate appropriately for recursive
20956 descent parser. yylval is now a string out-parameter to yylex.
20957 (HWS, EOID): New shorthand.
20958 (IWORD): Add a couple more types.
20959 (yylex): Add a setup stanza. Remove the complex rules for
20960 detecting GTY'ed types and typedefs; replace with simple
20961 keyword detectors. Adjust everything for the changed
20962 definition of yylval. Ignore all pp-directives, not just #define.
20964 (parse_file): Rename yybegin; do not call yyparse.
20966 * gengtype.c (xasprintf): Export again.
20967 (this_file): New. Use everywhere __FILE__ was being used.
20968 (get_lang_bitmap): Special case types defined in gengtype.c.
20969 (do_typedef, new_structure): Suppress definition of certain types.
20970 (new_structure): Improve diagnostics of duplicate definitions.
20971 Make sure location_s is associated with input.h.
20972 (nreverse_pairs, define_location_structures): New functions.
20973 (main): Improve tagging of kludge types. Remove old kludges
20974 for input.h types; use define_location_structures.
20975 * gengtype.h: Update prototypes. Define token codes here.
20976 * Makefile.in: Remove all references to gengtype-yacc.
20977 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
20979 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
20980 add GTY((skip)) to the field that's only conditionally there.
20981 * doc/install.texi: Document that Bison is no longer required
20982 unless building treelang.
20984 * gengtype.c: Don't include gtyp-gen.h.
20985 (srcdir): Declare here.
20986 (base_files, lang_dir_names): Allocate dynamically.
20987 (gt_files, num_gt_files, num_lang_dirs): New globals.
20988 (measure_input_list, read_input_line, read_input_list)
20989 (set_lang_bitmap): New functions.
20990 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
20991 simplify, relying on read_input_list to set up the bitmaps.
20992 (main): Arguments are no longer unused. Check for correct number
20993 of command line arguments, set srcdir and srcdir_len, then call
20994 read_input_list, before doing anything else. No need to worry
20995 about duplicates in main loop.
20996 * configure.ac: Simplify the calculation of all_gtfiles.
20997 Put language tags in there. Don't set or substitute
20998 all_gtfiles_files_langs or all_gtfiles_files_frags.
20999 * Makefile.in: Revamp the way gengtype is invoked, now that it
21000 takes a file on its command line with a much simpler format.
21001 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
21002 (GTFILES): Remove duplicates and C source files.
21003 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
21004 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
21005 * configure: Regenerate.
21007 * gengtype.h: Remove all type definitions to gengtype.c; leave
21008 only definitions of options_p, type_p, and pair_p as opaque
21009 pointers. Update prototypes.
21010 * gengtype.c: Many type definitions moved here from gengtype.h.
21011 Consolidate type definitions at the top of the file.
21012 (xvasprintf): Delete.
21013 (xasprintf): Make static.
21014 (create_nested_pointer_option): Add 'next' parameter.
21015 (create_field_all, create_field_at): New functions.
21016 (create_field): Now a thin wrapper around create_field_all.
21017 (create_optional_field): Rename create_optional_field_ and add
21018 line argument. Original name is now a macro which supplies
21020 (oprintf): Use vsnprintf directly.
21021 (close_output_files): Use fatal rather than perror/exit.
21022 (note_def_vec, note_def_vec_alloc): Use create_field_at.
21023 (main): Set progname. Don't use exit.
21024 * gengtype-yacc.y (struct_fields): Use create_field_at.
21025 (option, optionseqopt): Delete.
21026 (optionseq): Consolidate productions from option here so we
21027 can use the first argument to create_option.
21029 * gengtype-lex.l: Distinguish unions from structures in the
21030 token type. Don't call find_structure; return the tag as a string.
21031 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
21032 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
21033 string. Reorganize typedef_struct production accordingly.
21034 Use create_nested_ptr_option.
21035 * gengtype.c (create_nested_ptr_option): New function.
21036 * gengtype.h: Declare it.
21038 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
21039 (string_type): Don't declare.
21040 (do_scalar_typedef): Declare.
21041 (create_scalar_type): Update prototype.
21042 * gengtype.c (string_type): Make static.
21043 (scalar_nonchar, scalar_char): New.
21044 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
21045 (resolve_typedef): Use scalar_nonchar for error recovery.
21046 (create_scalar_type): Remove name_len field. Return scalar_char
21047 or scalar_nonchar as appropriate.
21048 (adjust_field_type): Look at scalar_is_char boolean to decide whether
21049 to use string_type.
21050 (throughout): Use scalar_nonchar instead of calling
21051 create_scalar_type, whenever possible.
21052 (main): Initialize scalar_char and scalar_nonchar before calling
21054 * gengtype-lex.l: Adjust for removal of second argument to
21055 create_scalar_type. Use yylval.s instead of yylval.t when
21057 * gengtype-yacc.y: Type of SCALAR is string. Call
21058 create_scalar_type from type:SCALAR rule. Adjust for removal of
21059 second argument to create_scalar_type.
21061 * vec.h: Remove all #if IN_GENGTYPE blocks.
21062 Add comment saying that changes may require adjustments to gengtype.
21063 * gengtype.c: Don't include coretypes.h or tm.h.
21064 Add comment to inclusion of errors.h.
21065 (note_def_vec, note_def_vec_alloc): New functions.
21066 * gengtype.h: Declare new functions.
21067 * gengtype-lex.l: Don't include coretypes.h.
21068 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
21070 (update_lineno): Remove unnecessary prototype.
21071 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
21072 (VEC rule): Just return VEC_TOKEN.
21073 * gengtype-yacc.y (VEC_TOKEN): New token type.
21074 (type): Add a production for VEC(a,b).
21075 * Makefile.in: Update dependencies.
21077 * gengtype-lex.l: Remove rules for parsing pointer-to-function
21078 typedefs that use the old PARAMS macro.
21080 * gengtype-lex.l: Remove all rules and states relating to yacc
21082 * gengtype-yacc.y: Similarly.
21083 * gengtype.c (note_yacc_type): Delete function.
21084 * gengtype.h: Update prototypes.
21086 2007-03-26 Joseph Myers <joseph@codesourcery.com>
21088 * tree-pretty-print.c (dump_generic_node): Report precision of
21089 unnamed integer types.
21091 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
21093 * ifcvt.c (noce_try_store_flag_constants): Don't check
21094 no_new_pseudos here.
21095 (noce_try_store_flag_constants): Don't check no_new_pseudos.
21096 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
21097 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
21098 noce_try_sign_mask): Likewise.
21099 (if_convert): Check no_new_pseudos here.
21101 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
21103 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
21104 (noce_get_condition): Handle new then_else_reversed argument.
21105 (noce_init_if_info): Remove, fold into noce_find_if_block.
21106 (noce_process_if_block): Take a struct noce_if_info as the
21107 argument. Don't set up one based on ce_if_info. Update pointer
21108 references accordingly.
21109 (cond_move_process_if_block): Likewise.
21110 (process_if_block): Removed.
21111 (find_if_block): Removed. Move functionality two new functions,
21112 noce_find_if_block and cond_exec_find_if_block.
21113 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
21114 blocks and the symmetric IF-ELSE-JOIN case.
21115 (cond_exec_find_if_block): Also new function mostly based on old
21116 find_if_block and process_if_block.
21117 (find_if_header): Replace find_if_block call with separately
21118 guarded calls to noce_find_if_block and cond_exec_find_if_block.
21119 (find_cond_trap): Update noce_get_condition call.
21120 (dead_or_predicable): Likewise.
21122 2007-03-26 Jakub Jelinek <jakub@redhat.com>
21124 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
21126 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
21127 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
21128 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
21129 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
21130 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
21131 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
21132 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
21133 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
21134 __builtin_ia32_psrad128 builtins.
21136 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
21138 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
21139 * config/i386/constraints.md
21140 (define_constraint "I"): Use IN_RANGE macro.
21141 (define_constraint "J"): Ditto.
21142 (define_constraint "K"): Ditto.
21143 (define_constraint "M"): Ditto.
21144 (define_constraint "N"): Ditto.
21145 (define_constraint "O"): Ditto.
21146 * config/i386/predicates.md
21147 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
21148 (define_predicate "const_0_to_3_operand"): Ditto.
21149 (define_predicate "const_0_to_7_operand"): Ditto.
21150 (define_predicate "const_0_to_15_operand"): Ditto.
21151 (define_predicate "const_0_to_63_operand"): Ditto.
21152 (define_predicate "const_0_to_255_operand"): Ditto.
21153 (define_predicate "const_1_to_31_operand"): Ditto.
21154 (define_predicate "const_2_to_3_operand"): Ditto.
21155 (define_predicate "const_4_to_7_operand"): Ditto.
21157 2007-03-25 David Edelsohn <edelsohn@gnu.org>
21159 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
21160 in SImode for save_world.
21161 * config/rs6000/altivec.md (save_world, restore_world): Convert to
21164 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
21166 PR tree-optimization/30784
21167 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
21170 2007-03-25 Revital Eres <eres@il.ibm.com>
21172 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
21173 Fold movement_possibility function into it.
21175 2007-03-25 David Edelsohn <edelsohn@gnu.org>
21177 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
21178 (load_macho_picbase_{si,di}): Convert to LR hard reg.
21179 (call_indirect_nonlocal_darwin64): Same.
21180 (call_nonlocal_darwin64): Same.
21181 (call_value_indirect_nonlocal_darwin64): Same.
21182 (call_value_nonlocal_darwin64): Same.
21183 (sibcall_nonlocal_darwin64): Same.
21184 (sibcall_value_nonlocal_darwin64): Same.
21185 (sibcall_symbolic_64): Same.
21186 (sibcall_value_symbolic_64): Same.
21187 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
21189 (rs6000_emit_load_toc_table): Same.
21190 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
21191 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
21193 (divss_call): Same.
21194 (divus_call): Same.
21195 (quoss_call): Same.
21196 (quous_call): Same.
21197 (load_toc_v4_pic_si): Same
21198 (load_toc_v4_PIC_1): Same.
21199 (load_toc_v4_PIC_1b): Same.
21200 (call_indirect_aix{32,64}): Same.
21201 (call_value_indirect_aix{32,64}): Same.
21203 (call_value): Same.
21204 (call_local{32,64}): Same.
21205 (call_value_local{32,64}): Same.
21206 (call_indirect_nonlocal_aix{32,64}): Same.
21207 (call_nonlocal_aix{32,64}): Same.
21208 (call_value_indirect_nonlocal_aix{32,64}): Same.
21209 (call_value_nonlocal_aix{32,64}): Same.
21210 (call_indirect_nonlocal_sysv<mode>): Same.
21211 (call_nonlocal_sysv<mode>): Same.
21212 (call_value_indirect_nonlocal_sysv<mode>): Same.
21213 (call_value_nonlocal_sysv<mode>): Same.
21215 (sibcall_local{32,64}): Same.
21216 (sibcall_value_local{32,64}): Same.
21217 (sibcall_nonlocal_aix{32,64}): Same.
21218 (sibcall_value_nonlocal_aix{32,64}): Same.
21219 (sibcall_nonlocal_sysv<mode>): Same.
21220 (sibcall_value): Same.
21221 (sibcall_value_nonlocal_sysv<mode>): Same.
21223 2007-03-24 Paul Brook <paul@codesourcery.com>
21225 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
21226 * config/arm/linux-eabi.h: Remove legacy syscall hack.
21228 2007-03-24 Richard Henderson <rth@redhat.com>
21230 * config/ia64/constraints.md: New file.
21231 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
21232 satisfies_constraint_?.
21233 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
21234 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
21235 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
21236 ia64_output_mi_thunk): Likewise.
21237 (ia64_const_ok_for_letter_p): Remove.
21238 (ia64_const_double_ok_for_letter_p): Remove.
21239 (ia64_extra_constraint): Remove.
21240 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
21241 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
21242 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
21243 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
21244 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
21245 EXTRA_MEMORY_CONSTRAINT): Remove.
21246 * config/ia64/ia64.md: Include constriants.md. Replace
21247 CONST_OK_FOR_? with satisfies_constraint_?.
21249 2007-03-23 Michael Meissner <michael.meissner@amd.com>
21250 H.J. Lu <hongjiu.lu@intel.com>
21252 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
21254 (name macros): Use DPD_BID_NAME to convert names properly.
21256 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
21257 decimal floating point format.
21258 (init_floating_libfuncs): Change decimal functions so that they
21259 have a "bid_" prefix if the decimal system uses the BID format,
21260 and "dpd_" prefix if the decimal system uses the DPD format.
21261 (init_interclass_conv_libfuncs): Ditto.
21262 (init_intraclass_conv_libfuncs): Ditto.
21264 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
21265 using the BID format.
21267 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
21268 whether we are using the BID decimal format.
21269 * configure: Regenerate.
21271 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
21272 the compiler has decimal floating point enabled. Define
21273 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
21276 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
21277 using the BID format.
21279 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
21280 whether we are using the BID decimal format.
21281 * configure: Regenerate.
21283 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
21284 the compiler has decimal floating point enabled. Define
21285 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
21288 * doc/install.texi (--enable-decimal-float): Document BID and DPD
21289 options, and that it is enabled for i386/x86_64 systems.
21291 * Makefile.in (enable_decimal_float): New.
21293 (DECNUMINC): Add -I$(DECNUMFMT).
21294 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
21295 to $(DECNUMFMT) from $(DECNUM).
21297 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
21298 Substitute enable_decimal_float.
21299 * configure: Regenerated.
21302 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
21305 * configure.ac: Enable decimal float for x86_64-*-linux*.
21306 * configure: Regenerated.
21309 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
21310 decimal128ClearSign to flip and clear the sign bit in decimal128.
21311 (decimal_real_maxval): Set decimal128SetSign to set the sign
21314 2007-03-23 Ian Lance Taylor <iant@google.com>
21316 * fold-const.c (fold_binary): Correct warning for X - c >= X.
21318 2007-03-23 Ian Lance Taylor <iant@google.com>
21320 * tree-dump.c (dump_files): Correct comment.
21322 2007-03-23 Ian Lance Taylor <iant@google.com>
21324 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
21326 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
21328 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
21329 in cfglayout mode. Don't go into and out of cfglayout mode.
21330 Link the blocks in the order of the constructed traces.
21331 (rest_of_handle_tracer): Adjust call to tracer.
21332 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
21333 Don't go into cfglayout mode.
21334 (rtl_loop_done): Don't go out of cfglayout mode.
21335 * cfglayout.c (relink_block_chain): New function, split out from...
21336 (fixup_reorder_chain): ...here. Remove redundant checking.
21337 (cfg_layout_finalize): Don't clear the header, footer, and aux
21338 fields here, move the code to do so to relink_block_chain. Likewise
21339 for free_original_copy_tables.
21340 * rtl.h (tracer): Update prototype.
21341 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
21342 Assert we are in cfglayout mode. Don't go into and out of cfglayout
21343 mode. Use relink_block_chain to serialize the CFG according to the
21344 new basic block order. Move targetm.cannot_modify_jumps_p check from
21346 (gate_handle_reorder_blocks): ...to here.
21347 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
21349 (gate_duplicate_computed_gotos): ...to here.
21350 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
21351 something always changes when going into and out of cfglayout mode.
21352 Perform an expensive cfg cleanup while going into cfglayout mode.
21353 Always update liveness information on HAVE_conditional_execution
21354 targets. Reserialize the basic blocks and go out of cfglayout mode.
21355 * reg-stack.c: Include cfglayout.h.
21356 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
21357 the call to reorder_basic_blocks.
21358 * basic-block.h (reorder_basic_blocks): Update prototype.
21359 (relink_block_chain): New prototype.
21360 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
21362 2007-03-23 Joseph Myers <joseph@codesourcery.com>
21364 * config/mips/mips.md (type, hazard, *movdi_32bit,
21365 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
21366 *movhi_internal, *movqi_internal, *movsf_hardfloat,
21367 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
21368 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
21369 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
21371 (movcc): Change first xfer to multi.
21372 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
21373 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
21374 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
21375 config/mips/generic.md: Change reservations using "xfer" to use
21377 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
21378 using match_operand.
21379 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
21380 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
21382 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
21384 2007-03-22 Richard Henderson <rth@redhat.com>
21386 * config/i386/i386.c: Remove unnecessary function declarations.
21387 Move targetm definition, and all related macros, to the end of
21388 the file. Resort some functions to put definitions before uses.
21389 (ix86_attribute_table): Make static. Move to end of file.
21390 (ix86_gimplify_va_arg): Make static.
21392 2007-03-22 Richard Henderson <rth@redhat.com>
21394 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
21395 don't increase local_regparm with force_align_arg_pointer check.
21396 (ix86_function_sseregparm): Assert 32-bit.
21397 (type_has_variadic_args_p): New.
21398 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
21399 type_has_variadic_args_p.
21400 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
21401 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
21402 use memset instead. Do maybe_vaarg check first; skip attribute
21403 tests if true; skip attribute tests for 64-bit.
21404 (construct_container): Remove TARGET_DEBUG_ARG.
21405 (function_arg_advance_32, function_arg_advance_64): Split out ...
21406 (function_arg_advance): ... from here.
21407 (function_arg_32, function_arg_64): Split out ...
21408 (function_arg): ... from here.
21409 (ix86_pass_by_reference): Tidy.
21410 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
21411 (function_value_32): New, from parts of ix86_function_value
21412 and ix86_value_regno.
21413 (function_value_64): New, from parts of ix86_function_value
21414 and ix86_libcall_value.
21415 (ix86_function_value_1): New.
21416 (ix86_function_value, ix86_libcall_value): Use it.
21417 (return_in_memory_32, return_in_memory_64): Split out ...
21418 (ix86_return_in_memory): ... from here.
21419 (ix86_struct_value_rtx): Skip for 64-bit.
21420 (ix86_libcall_value, ix86_value_regno): Remove.
21421 (setup_incoming_varargs_64): Split out ...
21422 (ix86_setup_incoming_varargs): ... from here.
21423 (ix86_va_start): Remove TARGET_DEBUG_ARG.
21424 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
21425 * config/i386/i386-protos.h (ix86_function_value): Remove.
21426 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
21428 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21431 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
21432 infinities not supported, otherwise emit warning if -Woverflow. On
21433 underflow, emit warning if -Woverflow.
21434 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
21436 * real.h (real_from_string): Update declaration
21438 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
21439 Richard Henderson <rth@redhat.com>
21441 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
21442 * calls.c (compute_argument_block_size, expand_call,
21443 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
21444 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
21445 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
21446 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
21447 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
21448 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
21449 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
21450 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
21453 2007-03-22 Joseph Myers <joseph@codesourcery.com>
21455 * c-incpath.c (add_sysroot_to_chain): New.
21456 (merge_include_chains): Add sysroot argument. Call
21457 add_sysroot_to_chain if sysrooted.
21458 (register_include_chains): Update call to merge_include_chains.
21459 * doc/cppopts.texi: Document use of '=' in include directory
21462 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
21464 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
21465 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
21466 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
21467 insn pattern using X87MODEF12 mode macro.
21469 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
21471 * regmove.c (regmove_optimize): Use reg_mentioned_p
21472 instead of reg_overlap_mentioned_p for DST.
21474 2007-03-21 Mike Stump <mrs@apple.com>
21476 * c.opt: Fixup for Objective-C/C++.
21478 2007-03-21 Steve Ellcey <sje@cup.hp.com>
21480 * explow.c (convert_memory_address): Fold memory reference when
21481 POINTERS_EXTEND_UNSIGNED < 0
21483 2007-03-21 Richard Henderson <rth@redhat.com>
21486 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
21487 * config/i386/mmintrin.h (__m64): Likewise.
21488 * config/i386/xmmintrin.h (__m128): Likewise.
21490 2007-03-21 Richard Sandiford <richard@codesourcery.com>
21492 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
21493 (VXWORKS_OS_CPP_BUILTINS): Define.
21494 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
21495 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
21497 2007-03-21 Richard Sandiford <richard@codesourcery.com>
21499 * rtl.h (constant_pool_reference_p): Delete.
21500 (find_constant_src): Declare.
21501 * rtlanal.c (find_constant_src): New function.
21502 * simplify-rtx.c (constant_pool_reference_p): Delete.
21503 * config/i386/i386.md: Use find_constant_src instead of
21504 constant_pool_reference_p/avoid_constant_pool_reference pairs.
21506 2007-03-21 Richard Sandiford <richard@codesourcery.com>
21508 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
21509 * c-cppbuiltin.c (c_cpp_builtins): Define them.
21511 2007-03-20 Mark Mitchell <mark@codesourcery.com>
21513 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
21514 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
21515 (arm_elf_asm_constructor): Use it.
21516 (arm_elf_asm_destructor): New function.
21518 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
21520 * jump.c (mark_jump_label): Treat SEQUENCE specially.
21522 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
21524 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
21526 2007-03-19 Andrew Haley <aph@redhat.com>
21528 PR tree-optimization/31264
21529 * tree-vrp.c (register_edge_assert_for_1): Don't look though
21530 VIEW_CONVERT_EXPRs.
21532 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
21534 PR rtl-optimization/30907
21535 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
21536 (fwprop_init): Always call loop_optimizer_initialize.
21537 (fwprop_done): Always call loop_optimizer_finalize.
21538 (fwprop): We always have loop info now.
21539 (gate_fwprop_addr): Remove.
21540 (pass_fwprop_addr): Use gate_fwprop as gate.
21542 PR rtl-optimization/30841
21543 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
21544 df_chain_alloc): Call df_reorganize_refs unconditionally.
21545 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
21546 refs_organized to refs_organized_size.
21547 (df_ref_create_structure): Use refs_organized_size instead of
21548 bitmap_size if refs had been organized, and keep refs_organized_size
21550 * df.h (struct df_ref_info): Change refs_organized to
21551 refs_organized_size.
21552 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
21555 2007-03-19 Mark Mitchell <mark@codesourcery.com>
21557 * except.c (output_function_exception_table): Do not reference the
21558 EH personality routine for functions that do not require an
21561 2007-03-20 Jakub Jelinek <jakub@redhat.com>
21564 * c-typeck.c (convert_for_assignment): Call comptypes for
21565 RECORD_TYPE or UNION_TYPE.
21567 PR inline-asm/30505
21568 * reload1.c (reload): Do invalid ASM checking after
21569 cleanup_subreg_operands.
21571 2007-03-19 Jeff Law <law@redhat.com>
21573 * tree-cfg.c (find_taken_edge): Tighten conditions for
21574 optimizing computed gotos.
21576 2007-03-19 Michael Matz <matz@suse.de>
21578 * builtins.c (expand_builtin_sync_operation,
21579 expand_builtin_compare_and_swap,
21580 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
21583 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
21584 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
21587 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21589 * doc/tm.texi: Add brackets around the return type of
21590 TARGET_SECONDARY_RELOAD.
21592 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
21593 Richard Guenther <rguenther@suse.de>
21595 PR tree-optimization/31254
21596 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
21597 Use handled_component_p () where appropriate. Continue
21598 propagating into the rhs if we propagated into an INDIRECT_REF
21601 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21603 * config/s390/s390.md (op_type attribute): RRR instruction type added.
21604 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
21605 (xde, xdee): Mode attributes adjusted to support DFP modes.
21606 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
21607 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
21608 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
21609 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
21610 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
21611 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
21612 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
21614 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
21615 "movsf"): Insn definitions removed.
21616 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
21617 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
21618 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
21620 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
21621 "reload_in<mode>", "reload_out<mode>"): Expander added.
21622 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
21625 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21627 * config/s390/s390.md: Only non-functional changes. Renamed
21628 FPR mode macro to BFP all over the file.
21630 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21632 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
21633 (op_type attribute): RRF instruction type added.
21634 (fT0): New mode attribute.
21635 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
21636 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
21637 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
21638 instruction no secondary memory is needed when moving DFmode values
21639 between GPRs and FPRs.
21641 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21643 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
21644 inverted and documentation adjusted.
21645 ("mhard-dfp", "msoft-dfp"): New options.
21646 * config/s390/s390.c (s390_handle_arch_option): New architecture
21648 (override_options): Sanity checks for the new options added.
21649 * config.gcc: New architecture switch: z9-ec.
21650 * config/s390/s390.h (processor_flags): PF_DFP added.
21651 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
21652 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
21653 when the bit is NOT set so remove it from the defaults.
21655 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21657 * genemit.c (main): Print include statement for dfp.h.
21658 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
21661 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
21663 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
21665 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
21668 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
21669 instead of PATTERN.
21671 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21673 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
21674 attr_length_call, output_call, output_indirect_call): Cleanup
21675 formatting of targetm calls.
21677 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
21679 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
21681 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21683 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
21684 reservation, bypass and anti-bypass descriptions for these
21685 instructions. Update move patterns.
21686 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
21689 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
21691 * tree-vect-transform.c (get_initial_def_for_induction): Replace
21692 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
21693 (get_initial_def_for_reduction): Likewise.
21695 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
21697 Fix PR tree-optimization/29922
21698 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
21699 (get_representative): Removed.
21700 (value_dies_in_block_x): Update for rvuse removal.
21701 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
21702 (compute_antic_aux): Handle when PHI nodes appear in
21703 non-single-successors.
21704 (dump_bitmap_of_names): Removed.
21705 (compute_antic_safe): Renamed and removed rvuse calculation.
21706 Calculate only antic safe.
21707 (insert_into_preds_of_block): Remove assert.
21708 (execute_pre): Update for renamed functions.
21709 (defer_or_phi_translate_block): New function.
21711 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
21713 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
21714 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
21716 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
21717 Follow spelling conventions.
21719 * tree-data-ref.h: Remove the prototype for analyze_array.
21721 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
21723 PR tree-optimization/31041
21724 * tree-vect-transform.c (get_initial_def_for_induction): Call
21725 force_gimple_operand.
21727 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
21729 * ipa-type-escape.c (look_for_casts) : Revert code to use
21730 handled_component_p due to ada test a-numaux.adb.
21732 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
21734 * final.c (final_scan_insn): Alter the condition of a
21735 conditional trap if we have nonstandard CC.
21737 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
21739 * configure.ac: Remove excess quoting from asm line 0 test.
21740 * configure: Rebuilt.
21742 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21744 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
21745 * c-common.c (convert_and_check): Move warning logic to...
21746 (warnings_for_convert_and_check): ...here. Define.
21747 * c-common.h (warnings_for_convert_and_check): Declare.
21749 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21751 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
21752 (output_call): Likewise.
21754 2007-03-16 Richard Sandiford <richard@codesourcery.com>
21756 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
21758 2007-03-16 Richard Sandiford <richard@codesourcery.com>
21760 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
21762 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
21764 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
21765 opteron, athlon-64 and athlon-fx processor_alias_table entries.
21767 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
21769 PR tree-optimization/31183
21770 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
21771 Use double_int instead of unsigned int for representing access_strides.
21772 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
21774 2007-03-16 Richard Guenther <rguenther@suse.de>
21776 PR tree-optimization/31146
21777 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
21778 to allow recursion of forward_propagate_addr_expr.
21779 (forward_propagate_addr_into_variable_array_index): Likewise.
21780 (forward_propagate_addr_expr): Likewise.
21781 (tree_ssa_forward_propagate_single_use_vars): Likewise.
21782 (forward_propagate_addr_expr_1): Recurse on simple copies
21783 instead of propagating into them. Do so for useless conversions
21785 (forward_propagate_addr_expr): Clean up unused statements after
21788 2007-03-16 Richard Guenther <rguenther@suse.de>
21790 * builtins.c (expand_builtin_cexpi): Use the right argument
21791 for the expansion via cexp.
21793 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
21795 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
21796 * configure: Rebuilt.
21798 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
21801 * dwarf2out.c (force_type_die): Adjust comment.
21802 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
21804 2007-03-15 DJ Delorie <dj@redhat.com>
21806 * config/frv/predicates.md (minmax_operator): Don't check operands
21809 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
21811 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
21812 Update constant estimates of number of iterations.
21813 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
21814 argument renamed to "realistic".
21815 (compute_estimated_nb_iterations): Removed.
21816 (record_niter_bound): New function.
21817 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
21818 call record_nonwrapping_iv with upper = false.
21819 (infer_loop_bounds_from_signedness): Pass upper argument to
21820 record_nonwrapping_iv.
21821 (estimate_numbers_of_iterations_loop): Do not call
21822 compute_estimated_nb_iterations. Record estimate based on profile
21823 information. Initialize the constant estimates of number of
21825 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
21827 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
21828 number of iterations is too small.
21829 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
21830 (EST_NOT_AVAILABLE): Removed.
21831 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
21832 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
21835 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
21837 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
21838 Handle NE_EXPR guards.
21840 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21843 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
21844 Set also -pedantic-errors by default for the preprocessor unless
21845 -fpermissive is given.
21847 2007-03-15 Richard Guenther <rguenther@suse.de>
21849 PR middle-end/29719
21850 PR middle-end/31161
21851 * builtins.c (expand_builtin_cexpi): As a fallback if we
21852 don't have builtins for sincos or cexp create a function
21853 declaration for cexp and expand to a call to that.
21854 (expand_builtin_int_roundingfn): Always fall
21855 back to floor/ceil and its variants even if they may be
21858 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
21860 PR middle-end/31159
21861 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
21862 jump tables, move the call to delete_dead_jumptables from here...
21863 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
21864 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
21865 don't allow merging of blocks that try_redirect_by_replacing_jump
21866 also does not handle when not optimizing.
21868 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
21869 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21871 * config/i386/i386.md (x86_sahf_1): Correctly handle
21874 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
21877 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
21878 x86_64_general_operand as operand[2] predicate. Remove "iF"
21879 from operand constraints and use "e" constraint instead.
21880 (*subti3_1, *subti3_1 splitter): Ditto.
21881 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
21882 operand[1] predicate.
21884 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
21886 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
21887 arrays, multiply the access strides by the size of the sub-array.
21888 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
21890 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
21892 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
21893 the configured assembler supports the sahf mnemonic.
21894 * configure: Regenerate.
21895 * config.in: Regenerate.
21897 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
21898 emit "sahf" or ".byte\t0x9e" as asm template.
21900 2007-03-14 Michael Meissner <michael.meissner@amd.com>
21903 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
21904 option to replace hard coded TARGET_xxx in md file.
21905 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
21906 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
21907 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
21908 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
21909 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
21910 (X86_TUNE_NOT_VECTORMODE): Ditto.
21911 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
21912 (TUNE_AVOID_VECTOR_DECODE): Ditto.
21913 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
21914 (TUNE_SLOW_IMUL_IMM8): Ditto.
21915 (TUNE_MOVE_M1_VIA_OR): Ditto.
21916 (TUNE_NOT_UNPAIRABLE): Ditto.
21917 (TUNE_NOT_VECTORMODE): Ditto.
21919 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
21922 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
21923 tuning options instead of hard coded TARGET_xxx.
21924 (fix ssemode peephole2's): Ditto.
21925 (imul peephole2's): Ditto.
21927 (movdi_or_rex64): Ditto.
21928 (move peephole2): Ditto.
21929 (not peephole2's): Ditto.
21931 2007-03-14 Dirk Mueller <dmueller@suse.de>
21933 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
21934 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
21935 * c-parser.c (c_parser_if_body): Always add an empty statement in case
21937 * c-parser.c (c_parser_do_statement): Warn about empty body in
21938 do/while statement.
21939 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
21940 * doc/invoke.texi (-Wempty-body): Update documentation.
21942 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21945 * c-common.h (warn_for_div_by_zero): Declare.
21946 * c-common.c (warn_for_div_by_zero): Define.
21947 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
21950 2007-03-14 Richard Sandiford <richard@codesourcery.com>
21952 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
21953 to PREFIX and STANDARD_PREFIX.
21955 2007-03-14 Richard Sandiford <richard@codesourcery.com>
21956 Phil Edwards <phil@codesourcery.com>
21958 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
21959 (__gthread_once_t): Remove busy field for RTPs.
21960 (__GTHREAD_ONCE_INIT): Update accordingly.
21962 2007-03-14 Richard Sandiford <richard@codesourcery.com>
21964 * doc/invoke.texi: Document VxWorks options.
21966 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
21968 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
21970 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
21972 PR tree-optimization/30590
21973 * tree-nrv.c (tree_nrv): Check for the partial update of the
21976 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
21978 * flags.h (flag_random_seed): Remove declaration, in favor of...
21979 * toplev.h (get_random_seed, set_random_seed): ... these.
21980 * tree.c (get_file_function_name): Use the former.
21981 * opts.c (common_handle_option): Use the latter.
21984 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
21986 PR middle-end/31127
21987 * cse.c (cse_find_path): Do not bail out if a basic block that
21988 we already visited now becomes part of a path that starts at a
21989 different basic block. Just disallow this, to make sure we
21990 visit each basic block at most once.
21992 2007-03-13 Jan Hubicka <jh@suse.cz>
21994 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
21995 attributes, when profile esitmate is present, calls with very low
21996 frequency are cold.
21998 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
22000 PR tree-optimization/30730
22001 PR tree-optimization/26900
22002 * tree-ssa-loop-niter.c: Include gmp.h.
22003 (bounds): New type.
22004 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
22005 split_to_var_and_offset, determine_value_range,
22006 bound_difference_of_offsetted_base, refine_bounds_using_guard,
22007 bound_difference, bounds_add, bounds_negate,
22008 number_of_iterations_ne_max, dump_affine_iv): New functions.
22009 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
22010 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
22011 difference of initial and final value of control iv to validate
22013 (number_of_iterations_cond): Add loop parameter. Determine bounds
22014 on the difference of the extremes of the control iv. Add dumps.
22015 (expand_simple_operations): Handle phi nodes.
22016 (simplify_using_initial_conditions): Do not record used conditions.
22017 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
22018 Do not set additional_info.
22019 (implies_nonnegative_p, implies_ge_p): Removed.
22020 (derive_constant_upper_bound): Do not use parameter `additional'.
22021 (record_estimate): Parameter `additional' removed. Parameter
22022 `i_bound' added. Do not call derive_constant_upper_bound.
22023 (record_nonwrapping_iv): Use derive_constant_upper_bound to
22024 bound the number of iterations estimate.
22025 (estimate_numbers_of_iterations_loop): Pass the estimate from
22026 the number of iterations analysis to record_estimate.
22027 * tree.h (multiple_of_p): Declare.
22028 * tree-scalar-evolution.c (expression_expensive_p): Removed.
22029 (scev_const_prop): Do not check expression_expensive_p.
22030 * fold-const.c (multiple_of_p): Exported.
22031 * double-int.c (double_int_mask): Exported.
22032 * double-int.h (double_int_mask): Declare.
22033 * tree-flow.h (struct tree_niter_desc): Removed additional_info
22034 field. Added max field.
22036 2007-03-13 David Taylor <taylor@candd.org>
22039 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
22042 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22045 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
22046 two unamed patterns.
22048 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
22050 * config/i386/i386.opt (mcx16, msahf): New options.
22051 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
22052 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
22054 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
22055 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
22056 Output -mcx16 and -msahf options when corresponding bit is set.
22058 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
22059 and -msahf options.
22061 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
22063 * configure.ac: Test for assembler tolerance to # 0 "".
22064 * configure, config.in: Rebuilt.
22065 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
22067 2007-03-13 Geoffrey Keating <geoffk@apple.com>
22069 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
22071 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
22072 (handle_syscall): Handle direct system calls.
22073 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
22075 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
22077 * doc/invoke.texi: Fix cpp.info cross-reference.
22078 * doc/passes.texi: Fix gcc.info cross-reference.
22080 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
22082 PR tree-optimization/30835
22083 * lambda-code.c (can_convert_to_perfect_nest): Check whether
22084 bb_for_stmt is not NULL before accessing it.
22086 2007-03-12 Joseph Myers <joseph@codesourcery.com>
22088 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
22091 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
22094 * doc/install.texi: Document --enable-stage1-languages
22096 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
22098 * tree-pass.h (pass_into_cfg_layout_mode,
22099 pass_outof_cfg_layout_mode): Declare.
22100 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
22101 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
22102 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
22103 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
22105 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
22107 * c-decl.c (warn_variable_length_array): New function.
22108 Refactored from grokdeclarator to handle warn_vla
22109 and handle unnamed array case.
22110 (grokdeclarator): Refactored VLA warning case.
22111 * c.opt (Wvla): New flag.
22112 * doc/invoke.texi (Wvla): New warning.
22114 2007-03-12 Richard Henderson <rth@redhat.com>
22116 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
22117 (TARGET_SECTION_TYPE_FLAGS): New.
22119 2007-03-12 Richard Henderson <rth@redhat.com>
22121 * config/darwin.c (machopic_reloc_rw_mask): New.
22122 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
22123 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
22125 2007-03-12 Mark Mitchell <mark@codesourcery.com>
22127 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
22128 * cppdefault.h (cpp_PREFIX): Document.
22129 (cpp_PREFIX_len): Likewise.
22130 (cpp_EXEC_PREFIX): New variable.
22131 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
22132 * c-incpath.c (add_standard_paths): Correct logic for relocating
22133 paths within prefix.
22135 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
22137 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
22138 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
22140 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
22141 fix_truncdfdi_sse using SSEMODEF mode macro.
22142 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
22143 fix_truncdfsi_sse using SSEMODEF mode macro.
22144 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
22145 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
22147 2007-03-12 Richard Sandiford <richard@codesourcery.com>
22149 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
22150 elfos.h to tm_file.
22152 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
22154 * tree.h : Add multiple_of_p declaration.
22155 * fold-const.c (multiple_of_p): Make multiple_of_p public.
22156 * ipa-type-escape.c (results_of_malloc): Redundant.
22157 (visited_stmts): New. Visited stmt for walk_use_def_chains.
22158 (cast_type): Extended with new members.
22159 (check_cast): Returns cast_type.
22160 (cast): New structure for data of walk_use_def_chains.
22161 (is_malloc_result, is_cast_from_non_pointer_1,
22162 is_cast_from_non_pointer,
22163 is_array_access_through_pointer_and_index): New functions.
22164 (look_for_casts): Returns cast types.
22165 (check_call): Returns void.
22166 (okay_pointer_operation): Use support of pointer plus index,
22167 pointer plus constant and allow all multiplications.
22169 2007-03-11 Richard Guenther <rguenther@suse.de>
22171 PR tree-optimization/31115
22172 * tree-vrp.c (extract_range_from_binary_expr): Make sure
22173 the shift count is positive and non-anti-range for RSHIFT_EXPR.
22174 A shift count of zero is not special as with *_DIV_EXPR.
22175 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
22178 2007-03-11 Ian Lance Taylor <iant@google.com>
22180 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
22181 the *_DIV_EXPR codes correctly with overflow infinities.
22183 2007-03-11 Ira Rosen <irar@il.ibm.com>
22185 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
22186 indicate success/failure of the analysis. Add negation to subtrahend
22187 in case of subtraction. Fail if both operands contain constants.
22188 (create_data_ref): Fail if analyze_offset fails.
22190 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
22192 * config/i386/i386.md (frndintxf2): Rename to ...
22193 (rintxf2): ... this. Remove expander having same name.
22194 (rintsf2, rintdf2): Implement using SSEMODEF macro.
22195 (roundsf2, rounddf2): Ditto.
22196 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
22197 (lround<mode>di2, lround<mode>si2): Ditto.
22199 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
22201 * lower-subreg.c: Include except.h.
22202 (decompose_multiword_subregs): Verify that the only control flow
22203 insns we can split are loads to multi-words pseudos.
22204 Handle breaking such blocks after splitting, instead of calling
22205 find_many_sub_basic_blocks.
22207 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
22208 on the new basic block. Add a lengthy comment explaining why we
22209 thought this was necessary.
22210 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
22212 2007-03-10 Mark Mitchell <mark@codesourcery.com>
22215 * tree.c (walk_type_fields): Recurse into the element type of
22216 ARRAY_TYPEs if there is a pointer set.
22218 2007-03-10 Dirk Mueller <dmueller@suse.de>
22220 * c-common.c (warn_logical_operator): Fix condition.
22222 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
22224 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
22226 * config/darwin.c (machopic_select_section): Remove superfluous
22227 argument in call to categorize_decl_for_section. Remove unused
22230 2007-03-10 Joseph Myers <joseph@codesourcery.com>
22232 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
22234 * configure: Regenerate.
22236 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
22239 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
22240 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
22241 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
22242 Add LABEL_NUSES to emitted label.
22243 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
22244 branch probability value to emitted jump insn.
22245 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
22246 Do not check life information and do not re-arrange input operands
22247 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
22249 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
22251 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
22252 the change of decode_asm_operands.
22254 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
22256 * mode-switching.c (create_pre_exit): Skip blockage insn.
22258 2007-03-09 Diego Novillo <dnovillo@redhat.com>
22260 * tree-pass.h (TODO_update_smt_usage): Remove.
22262 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
22266 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22268 * pa.c (attr_length_call): Revise condition for long
22269 pc-relative branch.
22270 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
22271 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
22272 sequence on SOM target.
22274 2007-03-09 Geoffrey Keating <geoffk@apple.com>
22276 * gcc.c: Document %{, in big comment at top.
22277 (input_suffix_matches): Remove special handling for .s and
22279 (input_spec_matches): New.
22280 (handle_braces): Handle %{,.
22281 (validate_switches): ',' indicates a value which is not a switch.
22282 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
22283 to detect assembler input.
22284 * config/i386/sol2.h (CPP_SPEC): Likewise.
22285 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
22286 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
22287 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
22288 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
22289 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
22290 -m64 causes deployment target to default to 10.5.
22291 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
22293 2007-03-09 Richard Henderson <rth@redhat.com>
22296 * target.h (targetm.asm.out.reloc_rw_mask): New.
22297 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
22298 (TARGET_ASM_OUT): Use it.
22299 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
22300 * varasm.c (categorize_decl_for_section): Remove shlib argument;
22301 use the new reloc_rw_mask target hook instead.
22302 (default_section_type_flags_1): Merge into...
22303 (default_section_type_flags): ... here.
22304 (decl_readonly_section_1): Merge into...
22305 (decl_readonly_section): ... here.
22306 (default_elf_select_section_1): Merge into...
22307 (default_elf_select_section): ... here.
22308 (default_unique_section_1): Merge into...
22309 (default_unique_section): ... here.
22310 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
22311 (default_select_rtx_section): Use it.
22312 (default_elf_select_rtx_section): Likewise.
22313 * output.h: Update to match.
22314 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
22315 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
22316 (TARGET_ASM_RELOC_RW_MASK): New.
22317 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
22318 to categorize_decl_for_section.
22319 (x86_64_elf_unique_section): Likewise.
22320 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
22321 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
22322 (TARGET_ASM_RELOC_RW_MASK): New.
22323 * config/ia64/ia64.c (ia64_rwreloc_select_section,
22324 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
22325 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
22326 (TARGET_RWRELOC): Remove.
22327 (ia64_section_type_flags): Adjust call to default_section_type_flags.
22328 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
22329 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
22330 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
22331 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
22332 (rs6000_xcoff_select_section): Use decl_readonly_section.
22333 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
22334 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
22335 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
22336 (TARGET_SECTION_TYPE_FLAGS): Remove.
22337 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
22339 2007-03-09 Roger Sayle <roger@eyesopen.com>
22341 * fold-const.c (fold_comparison): Remove compile-time evaluation of
22342 complex constant equality/inequality comparisons for here.
22343 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
22344 known at compile-time or can be simplified to a scalar comparison.
22345 (fold_relational_const): Move compile-time evaluation of complex
22346 constant equality/inequality comparisons to here.
22348 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
22350 PR rtl-optimization/30643
22351 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
22353 (fold_rtx): Recurse, like before 2006-11-03.
22355 2007-03-09 DJ Delorie <dj@redhat.com>
22357 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
22360 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
22362 PR tree-optimization/30375
22363 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
22364 LHS of statements is not the same.
22365 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
22367 2007-03-09 Chao-ying Fu <fu@mips.com>
22369 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
22371 * doc/invoke.texi (-mdspr2): Document new option.
22372 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
22373 New unspec for DSP REV 2.
22374 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
22375 these instructions are extended in DSP REV 2.
22376 (mips-dspr2.md): Include.
22377 * config/mips/mips.opt (mdspr2): New option.
22378 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
22379 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
22380 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
22381 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
22382 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
22383 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
22384 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
22386 (bdesc_map): Add one field of unsupported_target_flags.
22387 (bdesc_arrays): Update entries to have extra fields. Add
22389 (mips_init_builtins): Initialize new function types.
22390 Check unsupported_target_fileds to filter out builtins.
22391 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
22393 (ASM_SPEC): Pass mdspr2 to the assembler.
22394 * config/mips/mips-dspr2.md: New file.
22396 2007-03-09 Sa Liu <saliu@de.ibm.com>
22398 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
22400 2007-03-09 Ian Lance Taylor <iant@google.com>
22402 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
22403 argument) like -Wstrict-overflow=2.
22404 * doc/invoke.texi (Warning Options): Update documentation.
22406 2007-03-09 Dirk Mueller <dmueller@suse.de>
22409 * doc/invoke.texi (-Wlogical-op): Document.
22410 * common.opt (-Wlogical-op): New.
22411 * c-common.h (warn_logical_operator): Declare.
22412 * c-common.c (warn_logical_operator): Define.
22413 * c-typeck.c (parser_build_binary_op): Call
22414 warn_logical_operator.
22416 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
22418 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
22419 * final.c (final_scan_insn): Test for non-"" file name.
22421 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
22423 * doc/loop.texi: Document the Omega linear constraints solver.
22424 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
22425 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
22426 omega-hash-table-size, omega-max-keys, and
22427 omega-eliminate-redundant-constraints.
22428 * tree-pass.h (pass_check_data_deps): Declared.
22431 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
22432 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
22433 pass_check_data_deps): New.
22434 * tree-data-ref.c (init_data_ref): Remove declaration.
22435 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
22436 (analyze_array): Renamed init_array_ref, move up initializations.
22437 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
22438 Removed arguments that are set to NULL.
22439 (analyze_indirect_ref): Correct indentation, correct call to
22441 (object_analysis): Call init_array_ref instead of analyze_array.
22442 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
22443 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
22444 of DR_ACCESS_FNS_ADDR.
22445 (init_omega_eq_with_af, omega_extract_distance_vectors,
22446 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
22447 ddr_consistent_p): New.
22448 (compute_affine_dependence): Check consistency of ddrs when
22449 flag_check_data_deps is passed.
22450 (analyze_all_data_dependences): Uncomment.
22451 (tree_check_data_deps): New.
22452 * tree-data-ref.h: Include omega.h.
22453 (DR_ACCESS_FNS_ADDR): Removed.
22454 (data_dependence_relation): Add inner_loop.
22455 (DDR_INNER_LOOP): New.
22456 * common.opt (fcheck-data-deps): New.
22457 * tree-flow.h (tree_check_data_deps): Declare.
22458 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
22459 (OBJS-common): Depend on omega.o.
22461 * passes.c (pass_check_data_deps): Scheduled.
22462 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
22463 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
22464 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
22465 PARAM_VECT_MAX_VERSION_CHECKS,
22466 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
22468 2007-03-09 Richard Guenther <rguenther@suse.de>
22470 PR tree-optimization/30904
22471 PR middle-end/31058
22472 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
22473 the same way as *_DIV_EXPR.
22475 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
22477 * recog.c (decode_asm_operands): No mixed declarations and code.
22479 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
22481 * rtl.def (ASM_INPUT): Add location.
22482 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
22483 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
22484 (decode_asm_operands): Add loc operand.
22485 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
22486 * stmt.c (expand_asm): Rename to...
22487 (expand_asm_loc): ... this. Add locus argument. Pass it on to
22488 gen_rtx_ASM_INPUT_loc.
22489 (expand_asm_expr): Adjust.
22490 * recog.c (decode_asm_operands): Add loc operand.
22491 (check_asm_operands, extract_insn): Adjust.
22492 * reload1.c (maybe_fix_stack_asms): Likewise.
22493 * final.c (asm_insn_count): Likewise.
22494 (final_scan_insn): Output # line before and after asm.
22496 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
22498 * tree-ssa-structalias.c (variable_info): Remove
22500 (new_var_info): Ditto.
22501 (shared_bitmap_info_t): New structure.
22502 (shared_bitmap_table): New variable.
22503 (shared_bitmap_hash): New function.
22504 (shared_bitmap_eq): Ditto
22505 (shared_bitmap_lookup): Ditto.
22506 (shared_bitmap_add): Ditto.
22507 (merge_smts_into): Change to take bitmap directly.
22508 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
22509 (init_alias_vars): Init shared bitmap hashtable.
22510 (delete_points_to_sets): Delete shared bitmap hashtable.
22511 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
22512 is_aliased removal as a change that was still necessary was
22515 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
22517 * config/i386/i386.h (override_options): Conditionally disable
22518 x86_sahf for 64bit targets only.
22520 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
22523 * c-decl.c (merge_decls): Don't call make_var_volatile.
22524 * varasm.c (make_var_volatile): Remove.
22525 * output.h (make_var_volatile): Remove.
22527 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
22529 PR tree-optimization/31085
22530 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
22532 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22534 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
22535 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
22536 ATTR_CONST_NOTHROW_LIST.
22538 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
22541 2007-03-08 Diego Novillo <dnovillo@redhat.com>
22543 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
22545 2007-03-08 Geoffrey Keating <geoffk@apple.com>
22548 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
22550 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
22551 passed, use shared libgcc.
22553 2007-03-08 Roger Sayle <roger@eyesopen.com>
22555 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
22556 instead of calling build2 with a GIMPLE_MODIFY_STMT.
22557 (honor_protect_cleanup_actions, lower_try_finally_switch):
22559 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
22560 ifc_temp_var): Likewise.
22561 * tree-inline.c (setup_one_parameter): Likewise.
22562 * tree-mudflap.c (mf_decl_cache_locals,
22563 mf_build_check_statement_for): Likewise.
22564 * tree-nested.c (init_tmp_var, save_tmp_var,
22565 finalize_nesting_tree_1): Likewise.
22566 * tree-outof-ssa.c (insert_copy_on_edge,
22567 insert_backedge_copies): Likewise.
22568 * tree-profile.c (tree_gen_edge_profiler,
22569 tree_gen_ic_profiler): Likewise.
22570 * tree-scalar-evolution.c (scev_const_prop): Likewise.
22571 * tree-sra.c (sra_build_assignment): Likewise.
22572 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
22573 * tree-ssa-math-opts.c (insert_reciprocals,
22574 execute_cse_sincos_1): Likewise.
22575 * tree-tailcall.c (adjust_accumulator_values,
22576 adjust_return_value): Likewise.
22577 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
22578 * tree-vect-transform.c (vect_create_data_ref_ptr,
22579 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
22580 vect_create_epilog_for_reduction, vectorizable_reduction,
22581 vectorizable_call, vectorizable_conversion,
22582 vectorizable_assignment, vectorizable_operation,
22583 vectorizable_type_demotion, vect_gen_widened_results_half,
22584 vect_permute_store_chain, vectorizable_store,
22585 vect_setup_realignment, vect_permute_load_chain,
22586 vectorizable_load, vectorizable_condition,
22587 vect_create_cond_for_align_checks): Likewise.
22588 * tree-vrp.c (build_assert_expr_for): Likewise.
22590 2007-03-08 Ian Lance Taylor <iant@google.com>
22592 * tree-vrp.c: Include "intl.h".
22593 (usable_range_p): New static function.
22594 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
22595 overflowed values, juts set *strict_overflow_p.
22596 (compare_values): Only return -2 if one of the operands is not a
22598 (compare_ranges): Call usable_range_p.
22599 (compare_range_with_value): Likewise.
22600 (vrp_evaluate_conditional_warnv): Rename from
22601 vrp_evaluate_conditional. Make static. Change all callers.
22602 (vrp_evaluate_conditional): New function.
22603 (simplify_div_or_mod_using_ranges): Issue warning about reliance
22604 on signed overflow.
22605 (simplify_abs_using_ranges): Likewise.
22606 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
22607 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
22608 within_stmt parameter.
22609 * tree-ssa-propagate.c (fold_predicate_in): Update call to
22610 vrp_evaluate_conditional.
22611 * tree-ssa-threadedge.c
22612 (record_temporary_equivalences_from_stmts_at_dest): Change
22613 simplify parameter to take a second tree parameter.
22614 (simplify_control_stmt_condition): Likewise.
22615 (thread_across_edge): Likewise.
22616 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
22617 (thread_across_edge): Likewise.
22618 * Makefile.in (tree-vrp.o): Depend upon intl.h.
22620 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
22622 * config/i386/i386.h (TARGET_SAHF): New define.
22623 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
22624 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
22625 (x86_sahf): New global variable.
22626 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
22627 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
22628 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
22629 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
22631 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
22632 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
22633 when expanding fcomi/sahf based tests.
22634 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
22635 expanding sahf based alternative. Emit sahf based sequence when
22636 optimizing for code size.
22637 * config/i386/i386.md (x86_sahf_1): Do not disable for
22638 TARGET_64BIT, enable for TARGET_SAHF.
22640 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
22642 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
22643 spurious whitespace from error message.
22645 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
22648 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
22650 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
22652 * c-decl.c (grokdeclarator): Disable warnings for anonymous
22654 * tree-sra.c (instantiate_element): Propagate disabled warnings
22655 from the element itself to the created variable.
22657 2007-03-07 Richard Henderson <rth@redhat.com>
22660 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
22661 silently fix up the stack in the case of a missing register.
22663 2007-03-07 Paul Brook <paul@codesourcery.com>
22665 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
22667 2007-03-07 Joseph Myers <joseph@codesourcery.com>
22669 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
22671 (phase1_vrs): Use them.
22672 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
22673 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
22674 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
22675 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
22676 __gnu_Unwind_Restore_WMMXC if required.
22677 (_Unwind_VRS_Pop): Implement iWMMXt support.
22678 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
22679 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
22680 gnu_Unwind_Save_WMMXC): Define.
22682 2007-03-07 Richard Sandiford <richard@codesourcery.com>
22684 * config/vxworks.h (vxworks_override_options): Declare.
22685 (VXWORKS_OVERRIDE_OPTIONS): Use it.
22686 * config/vxworks.c: Include target.h and toplev.h.
22687 (vxworks_override_options): New function.
22688 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
22690 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
22692 * config/s390/s390.c (override_options): Don't emit an error when
22693 -mstack-size is used without providing -mstack-guard.
22694 (s390_emit_prologue): Choose stack_guard value automatically if not
22695 provided via command line.
22696 * doc/invoke.texi: Adjust description of -mstack-guard and
22699 2007-03-07 Richard Sandiford <richard@codesourcery.com>
22701 * config/i386/i386.c (output_set_got): Add a GOT initialization
22702 sequence for VxWorks PIC.
22703 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
22704 around labels as well as symbols. Use gotoff_operand instead
22705 of local_symbolic_operand.
22706 (legitimize_pic_address): Use gotoff_operand instead of
22707 local_symbolic_operand. Use @GOT accesses for labels as
22709 (ix86_output_addr_diff_elt): Use PC-relative rather than
22710 GP-relative offsets for VxWorks PIC.
22711 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
22712 no_new_pseudos. Check whether the returned register is op0.
22713 * config/i386/i386.md (tablejump): Use PC-relative rather than
22714 GP-relative offsets for VxWorks PIC.
22715 * config/i386/predicates.md (gotoff_operand): New predicate.
22717 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22719 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
22721 * config/vxworks-dummy.h: New file.
22722 * config/i386/i386.h: Include it.
22724 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
22726 * dwarf2out.c (is_inlined_entry_point): New
22727 (add_high_low_attributes): Emit DW_AT_entry_pc along with
22728 DW_AT_ranges if the first subblock is the entry point.
22730 2007-03-06 David Daney <ddaney@avtrex.com>
22732 * doc/install.texi (mips-*-*): Change recommended binutils
22735 2007-03-06 Anatoly Sokolov <aesok@post.ru>
22737 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
22738 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
22740 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22741 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
22743 2007-03-06 Jan Hubicka <jh@suse.cz>
22745 * errors.h (warning, error, fatal, internal_error): Mark as cold.
22746 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
22748 (probably_cold_bb_p): Cold functions are cold.
22749 (probably_never_executed_bb_p): Cold functions are cold.
22750 (tree_bb_level_predictions): Predict calls to cold functions as not
22752 (compute_function_frequency): Check hot/cold attributes.
22753 * function.h (function_frequency): Update comments.
22754 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
22755 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
22756 (c_common_att): Add cold and hot.
22758 * doc/extend.texi (hot,cold attributes): Document.
22760 2007-03-06 Andrew Haley <aph@redhat.com>
22762 * function.c (expand_function_end): Move blockage to just after we
22763 emit the label for the naked return from the function.
22765 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22767 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
22770 2007-03-06 Jan Hubicka <jh@suse.cz>
22772 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
22773 loaded for constant large models. Non-large 64bit PIC can do.
22774 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
22775 * cmodel.h: Add LARGE PIC.
22776 * i386.md (UNSPEC_PLTOFF): New.
22777 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
22779 (*call_1_rex64): Disable for large models.
22780 (*call_1_rex64_large): New.
22781 (*call_value_1_rex64): Disable for large models.
22782 (*call_value_1_rex64_large): New.
22783 (set_rip_rex4): New.
22784 (set_got_offset_rex64): New.
22785 * predicates.md (constant_call_address_operand): For large model
22786 constant calls are not possible.
22787 * i386-protos.h (construct_plt_address): Declare.
22788 * i386.c (override_options): Accept large models.
22789 (ix86_expand_prologue): Expand large PIC GOT pointer load.
22790 (legitimate_constant_p): Add new UNSPECs.
22791 (legitimate_pic_operand_p): Likewise.
22792 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
22793 (legitimize_pic_address): Do easy RIP relative way for TLS only for
22795 (output_pic_addr_const): Add PLTOFF.
22796 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
22797 (ix86_expand_move): Legitimize pic address when in PIC mode.
22798 (construct_plt_address): New function.
22799 (ix86_expand_call): Offload the address to register and use GOT
22800 pointer for large model.
22801 * invoke.texi (mcmodel=large): Update documentation.
22803 2007-03-06 Richard Henderson <rth@redhat.com>
22805 * config/i386/i386.c (x86_use_leave, x86_push_memory,
22806 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
22807 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
22808 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
22809 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
22810 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
22811 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
22812 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
22813 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
22814 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
22815 x86_partial_reg_dependency, x86_memory_mismatch_stall,
22816 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
22817 x86_sse_partial_reg_dependency, x86_sse_split_regs,
22818 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
22819 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
22820 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
22821 x86_schedule, x86_use_bt, x86_pad_returns,
22822 x86_use_xchgb): Merge into ...
22823 (ix86_tune_features): ... here. New array.
22824 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
22825 x86_bswap): Merge into ...
22826 (ix86_arch_features): ... here. New array.
22827 (x86_3dnow_a): Remove.
22828 (x86_accumulate_outgoing_args): Make static.
22829 (x86_arch_always_fancy_math_387): Make static.
22830 (ix86_tune_mask, ix86_arch_mask): Move ...
22831 (override_options): ... to local variables here. Apply the
22832 appropriate mask to each element of ix86_arch_features and
22833 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
22834 as were done in the old macros.
22835 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
22836 * config/i386/i386.h (x86_use_leave, x86_push_memory,
22837 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
22838 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
22839 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
22840 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
22841 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
22842 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
22843 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
22844 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
22845 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
22846 x86_partial_reg_dependency, x86_memory_mismatch_stall,
22847 x86_accumulate_outgoing_args, x86_prologue_using_move,
22848 x86_epilogue_using_move, x86_decompose_lea,
22849 x86_arch_always_fancy_math_387, x86_shift1,
22850 x86_sse_partial_reg_dependency, x86_sse_split_regs,
22851 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
22852 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
22853 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
22854 x86_use_incdec, x86_pad_returns, x86_bswap,
22855 x86_partial_flag_reg_stall): Remove.
22856 (enum ix86_tune_indices): New.
22857 (ix86_tune_features): New.
22858 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
22859 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
22860 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
22861 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
22862 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
22863 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
22864 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
22865 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
22866 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
22867 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
22868 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
22869 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
22870 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
22871 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
22872 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
22873 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
22874 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
22875 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
22876 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
22877 TARGET_EXT_80387_CONSTANTS): Use it.
22878 (enum ix86_arch_indices): New.
22879 (ix86_arch_features): New.
22880 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
22881 TARGET_BSWAP): Use it.
22882 (ix86_tune_mask, ix86_arch_mask): Remove.
22884 2007-03-06 Joseph Myers <joseph@codesourcery.com>
22887 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
22888 Define using $${sysroot_headers_suffix}.
22889 * configure: Regenerate.
22890 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
22891 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
22893 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
22894 * gcc.c (print_sysroot_headers_suffix): New.
22895 (option_map): Include --print-sysroot-headers-suffix.
22896 (display_help): Mention -print-sysroot-headers-suffix.
22897 (process_command): Handle -print-sysroot-headers-suffix.
22898 (do_spec_1): Append multilib directory to include-fixed path if
22899 sysroot suffixes in use.
22900 (main): Handle -print-sysroot-headers-suffix.
22901 * Makefile.in (start.encap): Don't depend on xlimits.h
22902 (xlimits.h): Remove.
22903 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
22904 limits.h for each multilib in fixinc_list.
22905 (fixinc_list, s-fixinc_list): New.
22906 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
22907 generate them for each multilib in fixinc_list.
22908 (stmp-fixproto): Use include-fixed. Run fixproto for each
22909 multilib in fixinc_list.
22910 (mostlyclean): Don't remove xlimits.h.
22911 (clean): Remove include-fixed.
22912 (real-install-headers-tar, real-install-headers-cpio,
22913 real-install-headers-cp): Don't copy include, only include-fixed.
22914 (install-mkheaders): Depend on fixinc_list. Don't depend on
22915 xlimits.h. Save limits.h files for each multilib in fixinc_list.
22916 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
22917 SYSTEM_HEADER_DIR setting in mkheaders.conf.
22919 2007-03-06 Jan Hubicka <jh@suse.cz>
22921 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
22924 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22926 * configure.ac: Allow tm_file to contain build-directory files.
22927 * configure: Regenerate.
22928 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
22929 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
22930 * config/m68k/print-sysroot-suffix.sh: New file.
22932 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22934 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
22935 of pic_offset_table_rtx if reload_completed.
22936 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
22937 PIC_OFFSET_TABLE_REGNUM.
22938 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
22940 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
22941 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
22943 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22945 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
22946 functions that call eh_return.
22948 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22950 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
22951 functions that need a constant pool.
22953 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22956 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
22957 (m68k_preferred_reload_class): Likewise.
22958 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
22959 (SECONDARY_RELOAD_CLASS): Define.
22960 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
22961 (LIMIT_RELOAD_CLASS): Delete.
22962 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
22963 registers from storing bytes.
22964 (m68k_secondary_reload_class): New function.
22965 (m68k_preferred_reload_class): Likewise.
22967 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22969 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
22971 (m68k_expand_prologue): Likewise.
22973 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22975 * config/m68k/m68k-protos.h (output_sibcall): Declare.
22976 (mips_expand_epilogue): Add a bool parameter.
22977 (m68k_legitimize_sibcall_address): Declare.
22978 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
22979 (m68k_expand_epilogue): Add a parameter to select between sibling
22980 and normal epilogues. Only generate a return for the latter.
22981 (m68k_ok_for_sibcall_p): New function.
22982 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
22983 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
22984 (sibcall_value, *sibcall_value): Likewise.
22985 (*call, *call_value): Require !SIBLING_CALL_P.
22986 (epilogue): Update call to m68k_expand_epilogue.
22987 (sibcall_epilogue): New pattern.
22988 * config/m68k/predicates.md (const_call_operand): Say that this
22989 predicate applies to sibling calls too.
22990 (sibcall_operand): New predicate.
22992 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22994 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
22995 alternatives as movsi_cf.
22996 (movsf_cf_hard): Add commentary.
22998 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
22999 Richard Sandiford <richard@codesourcery.com>
23001 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
23002 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
23003 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
23004 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
23005 as being live on exit from an interrupt function.
23006 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
23007 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
23008 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
23009 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
23010 (m68k_interrupt_function_p): Globalize.
23011 (m68k_compute_frame_layout): Remove reverse mask code.
23012 (m68k_emit_movem, m68k_set_frame_related): New functions.
23013 (m68k_output_function_prologue): Delete in favor of...
23014 (m68k_expand_prologue): ...this new function.
23015 (m68k_output_function_epilogue): Delete in favor of...
23016 (m68k_expand_epilogue): ...this new function.
23017 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
23019 (print_operand): Handle %?.
23020 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
23021 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
23022 (prologue, epilogue): New patterns.
23023 (return): Turn into a define_expand.
23024 (*return): New pattern, derived from old "return" pattern. Use rte
23025 rather than rts for interrupt functions. Only use rtd if the pop
23027 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
23028 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
23029 (link, *link, unlink, *unlink, load_got): Likewise.
23031 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23035 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
23036 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
23037 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
23038 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
23039 and m68k_matches_u_p.
23040 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
23041 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
23042 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
23043 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
23044 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
23045 (REG_STRICT_P): New macro.
23046 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
23047 PCREL_GENERAL_OPERAND_OK.
23048 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
23049 m68k_legitimate_base_reg_p.
23050 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
23051 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
23052 (PIC_CASE_VECTOR_ADDRESS): Update comment.
23053 * config/m68k/m68k.c (m68k_address): New structure.
23054 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
23055 (m68k_decompose_index, m68k_legitimate_constant_address_p)
23056 (m68k_jump_table_ref_p, m68k_decompose_address)
23057 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
23058 (m68k_matches_u_p): New functions.
23059 (print_operand_address): Rewrite to use m68k_decompose_index.
23061 2007-03-05 David Taylor <dtaylor@emc.com>
23063 * gcc.c: Correct copyright date in --version output.
23065 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23067 * pa.md: In unamed move patterns, disparge copies between general
23068 and floating point registers using '?' modifier. Don't include 'f'
23069 constraint for register preferences in DImode, SImode, HImode and
23070 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
23071 Remove constraints for copies between general and floating registers
23072 in soft-float DFmode pattern.
23073 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
23077 2007-03-05 Mike Stump <mrs@apple.com>
23079 * c-common.c (targetcm): Add.
23080 * c-opts.c (c_common_handle_option): Handle language specific
23082 * opts.c (handle_option): Verify language for target options, if
23084 * opth-gen.awk: Add CL_LANG_ALL.
23085 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
23086 (TARGETCM_INITIALIZER): Add.
23087 * target.h (struct gcc_targetcm): Add.
23089 * targhooks.c (default_handle_c_option): Add.
23090 * targhooks.h (default_handle_c_option): Add.
23091 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
23093 * config/darwin.opt (iframework): Add.
23094 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
23095 * config/darwin-c.c (handle_c_option): Add.
23096 (TARGET_HANDLE_C_OPTION): Add.
23098 * doc/invoke.texi (Darwin Options): Add -iframework.
23100 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23102 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
23105 2007-03-05 Ian Lance Taylor <iant@google.com>
23107 * c.opt (fgnu89-inline): New option.
23108 * c-opts.c (c_common_post_options): Set default value for
23110 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
23111 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
23113 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
23114 (grokdeclarator, start_function): Likewise.
23115 * c-cppbuiltin.c (c_cpp_builtins): Define either
23116 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
23117 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
23118 (C Dialect Options): Document -fgnu89-inline.
23119 * doc/extend.texi (Function Attributes): Explain what the
23120 gnu_inline attribute does.
23121 * doc/cpp.texi (Common Predefined Macros): Document
23122 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
23124 2007-03-05 Ian Lance Taylor <iant@google.com>
23126 PR tree-optimization/31034
23127 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
23128 half-range if the other side is an overflow infinity.
23130 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23132 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
23133 (bfin*-linux-uclibc*): New configuration.
23134 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
23136 * config/bfin/linux.h: New file.
23137 * config/bfin/libgcc-bfin.ver: New file.
23138 * config/bfin/t-bfin-uclinux: New file.
23139 * config/bfin/t-bfin-linux: New file.
23140 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
23141 (TARGET_OS_CPP_BUILTINS): New macro.
23143 2007-03-05 Richard Guenther <rguenther@suse.de>
23145 * fold-const.c (fold_binary): Remove duplicate folding
23146 of comparison of non-null ADDR_EXPR against null.
23148 2007-03-05 Richard Guenther <rguenther@suse.de>
23149 Dorit Nuzman <dorit@il.ibm.com>
23151 PR tree-optimization/26420
23152 * tree-vectorizer.c (vectorize_loops): Bail out early if there
23153 are no loops in the function. Only print the number of
23154 vectorized loops if it is greater than zero or we are supposed
23155 to print information about unvectorized loops.
23157 2007-03-05 Revital Eres <eres@il.ibm.com>
23159 * gcc.dg/var-expand1.c: New test.
23160 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
23161 when an accumulator is expanded.
23163 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23166 * c-common.c (convert_and_check): Don't give warnings for
23167 conversion if 'expr' already overflowed.
23169 2007-03-04 Roger Sayle <roger@eyesopen.com>
23171 PR middle-end/30744
23172 * fold-const.c (fold_comparison): Enforce type consistency when
23173 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
23175 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
23177 * tree-ssa-address.c (create_mem_ref): Do not put an expression
23178 containing a cast to the base of TARGET_MEM_REF.
23180 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
23182 * tree.c (tree_contains_struct_check_failed): Remove spurious
23183 whitespace from error message.
23185 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
23188 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
23189 instead of precision.
23191 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
23192 Nathan Sidwell <nathan@codesourcery.com>
23194 * emit-rtl.c (find_auto_inc): New.
23195 (try_split): recreate REG_INC notes,
23196 Use regular for loops rather than whiles.
23198 2007-03-03 Andreas Schwab <schwab@suse.de>
23200 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
23201 * configure: Regenerate.
23203 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23205 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
23206 flag_rounding_math, not flag_unsafe_math_optimizations.
23208 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
23210 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
23211 alpha_fold_vector_minmax): Likewise.
23212 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
23213 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
23215 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
23217 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
23218 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
23219 if the lhs has side-effects.
23220 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
23222 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
23224 * config/i386/i386.h (TUNEMASK): Remove define.
23225 (ARCHMASK): Remove define.
23226 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
23227 Use ix86_arch_mask variable instead of ARCHMASK.
23228 * config/i386/i386.c (override_options): Ditto.
23229 (standard_80387_constant_p): Ditto.
23231 2007-03-02 Ian Lance Taylor <iant@google.com>
23233 Used signed infinities in VRP.
23234 * tree-vrp.c (uses_overflow_infinity): New static function.
23235 (supports_overflow_infinity): New static function.
23236 (make_overflow_infinity): New static function.
23237 (negative_overflow_infinity): New static function.
23238 (positive_overflow_infinity): New static function.
23239 (is_negative_overflow_infinity): New static function.
23240 (is_positive_overflow_infinity): New static function.
23241 (is_overflow_infinity): New static function.
23242 (overflow_infinity_range_p): New static function.
23243 (compare_values_warnv): New function split out of compare_values.
23244 (compare_value): Call it.
23245 (set_value_range_to_nonnegative): Add overflow_infinity
23246 parameter. Change caller.
23247 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
23249 (vrp_expr_computes_nonzero): Likewise.
23250 (compare_ranges, compare_range_with_value): Likewise.
23251 (compare_name_with_value, compare_names): Likewise.
23252 (vrp_evaluate_conditional): Likewise.
23253 (set_value_range): Handle infinity
23254 (vrp_operand_equal_p, operand_less_p): Likewise.
23255 (extract_range_from_assert): Likewise.
23256 (vrp_int_const_binop): Likewise.
23257 (extract_range_from_binary_expr): Likewise.
23258 (extract_range_from_unary_expr): Likewise.
23259 (extract_range_from_comparison): Likewise.
23260 (extract_range_from_expr): Likewise.
23261 (dump_value_range): Likewise.
23262 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
23263 (test_for_singularity): Likewise.
23264 (vrp_int_const_binop): Remove inline qualifier.
23265 (adjust_range_with_scev): Add comment.
23266 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
23268 2007-03-02 Diego Novillo <dnovillo@redhat.com>
23270 * tree-ssa-structalias.c (could_have_pointers): Tidy.
23271 (get_constraint_for): Likewise.
23272 (do_structure_copy): Likewise.
23273 (find_func_aliases): Fix references to MODIFY_EXPR.
23274 (intra_create_variable_infos): Tidy.
23275 * tree-ssa-operands.c (add_virtual_operand): Add argument
23277 When adding members of alias sets, if IS_CALL_SITE is true and
23278 the symbol is not call-clobbered, skip it.
23279 Adjust all callers.
23281 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
23283 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
23284 entry by means of emit_insn_at_entry.
23286 2007-03-02 Richard Henderson <rth@redhat.com>
23288 * expr.h (promoted_input_arg): Remove decl.
23289 * function.c (promoted_input_arg): Merge into ...
23290 * combine.c (setup_incoming_promotions): ... only caller.
23291 Rearrange to avoid double loop.
23293 2007-03-02 Ben Elliston <bje@au.ibm.com>
23294 Peter Bergner <bergner@vnet.ibm.com>
23295 Janis Johnson <janis187@us.ibm.com>
23297 * config/rs6000/dfp.md: New file.
23298 * config/rs6000/rs6000.md: Include dfp.md.
23299 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
23300 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
23301 and TDmode decimal float modes in FP registers.
23302 (num_insns_constant): Likewise.
23303 (rs6000_legitimate_offset_address_p): Likewise.
23304 (rs6000_legitimize_address): Likewise.
23305 (rs6000_legitimize_reload_address): Likewise.
23306 (rs6000_legitimate_address): Likewise.
23307 (rs6000_emit_move): Likewise.
23308 (function_arg_boundary): Likewise.
23309 (function_arg_advance): Likewise.
23310 (rs6000_darwin64_record_arg_recurse): Likewise.
23311 (function_arg): Likewise.
23312 (rs6000_gimplify_va_arg): Likewise.
23313 (rs6000_split_multireg_move): Likewise.
23314 (rs6000_output_function_epilogue): Likewise.
23315 (rs6000_output_function_epilogue): Likewise.
23316 (rs6000_register_move_cost): Likewise.
23317 (rs6000_function_value): Likewise.
23318 (rs6000_libcall_value): Likewise.
23320 2007-03-02 Richard Sandiford <richard@codesourcery.com>
23322 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
23324 2007-03-02 Richard Sandiford <richard@codesourcery.com>
23326 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
23327 Use $MULTIDIR to choose between the kernel and RTP headers,
23328 and use $WIND_BASE and $WIND_USR to locate them.
23330 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
23332 * config/i386/i386.c (override_options): Put initialization of
23333 ix86_tune_mask and ix86_arch_mask to the correct place.
23335 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
23336 Michael Meissner <michael.meissner@amd.com>
23339 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
23340 (ARCHMASK): Define.
23341 (TARGET_CMOVE): Use ARCHMASK.
23342 (TARGET_CMPXCHG): Ditto.
23343 (TARGET_CMPXCHG8B): Ditto.
23344 (TARGET_XADD): Ditto.
23345 (TARGET_BSWAP): Ditto.
23346 * config/i386/i386.c (ix86_tune_mask): New global variable.
23347 (ix86_arch_mask): Ditto.
23348 (override_options): Initialize ix86_tune_mask and
23349 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
23352 2007-03-02 Ben Elliston <bje@au.ibm.com>
23355 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
23357 2007-03-02 Joseph Myers <joseph@codesourcery.com>
23359 * target.h (init_dwarf_reg_sizes_extra): New target hook.
23360 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
23361 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
23362 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
23364 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
23365 rs6000_init_dwarf_reg_sizes_extra): New.
23366 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
23367 SPE register high parts.
23369 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
23371 * Makefile.in: Add install-pdf target as
23372 copied from automake v1.10 rules.
23373 * configure.ac: Add install-pdf to target list.
23374 * configure: Regenerate.
23376 2007-03-01 Paul Brook <paul@codesourcery.com>
23378 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
23379 modes to LDRD for DImode.
23380 (output_move_double): Fixup out of range ldrd/strd.
23381 (vfp_secondary_reload_class): Rename...
23382 (coproc_secondary_reload_class): ... to this. Add wb argument.
23383 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
23384 coproc_secondary_reload_class for CLASS_IWMMXT.
23385 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
23386 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
23388 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
23390 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
23391 unroll factor by the estimated number of iterations.
23392 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
23393 than prefetch latency.
23395 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
23396 decode_caches_intel, detect_caches_intel): New functions.
23397 (host_detect_local_cpu): Use detect_caches_amd and
23398 detect_caches_intel.
23400 2007-03-01 Richard Henderson <rth@redhat.com>
23402 * expr.c (emit_move_complex_push): Export.
23403 (emit_move_complex_parts): Split out from ...
23404 (emit_move_complex): ... here.
23405 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
23406 * config/i386/i386.md (movcdi): New.
23408 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
23410 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
23411 size of mode1 to check for tieable modes in MMX case.
23413 2007-03-01 Richard Sandiford <richard@codesourcery.com>
23415 * Makefile.in (rtlanal.o): Depend on tree.h.
23416 * rtl.h (offset_within_section_p, split_const): Declare.
23417 * rtlanal.c: Include tree.h.
23418 (offset_within_block_p): New function, taken from
23419 mips_offset_within_object_p.
23420 (split_const): New function, taken from mips_split_const.
23421 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
23423 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
23424 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
23425 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
23426 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
23427 (m68k_illegitimate_symbolic_constant_p): New function.
23428 * config/m68k/m68k.md (movsi): Remove misleading predicates.
23429 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
23430 symbolic constant that might be outside the symbol's section,
23431 move the symbol first and then add the offset.
23432 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
23434 * config/mips/mips.c (mips_split_const): Delete.
23435 (mips_offset_within_object_p): Delete.
23436 (mips_symbolic_constant_p): Use offset_within_section_p and
23437 split_const instead of mips_offset_within_object_p and
23439 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
23440 (mips_legitimize_const_move, print_operand_reloc)
23441 (mips_dangerous_for_la25_p): Use split_const instead of
23444 2007-02-28 Eric Christopher <echristo@apple.com>
23446 * Makefile.in (install-include-dir): Don't rm -rf include.
23448 2007-02-28 Richard Guenther <rguenther@suse.de>
23450 PR middle-end/30364
23451 * fold-const.c (fold_binary): Do not associate expressions
23452 with more than one variable for integer types that do not wrap.
23454 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
23456 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
23457 Delete, and replace with...
23458 (fold_builtin_call_array): This. Update callers to use it.
23459 * fold-const.c (fold_build_call_list): Delete, and replace with...
23460 (fold_build_call_array): This.
23461 (fold_build_call_list_initializer): Delete, and replace with...
23462 (fold_build_call_array_initializer): This.
23463 * tree.h: Update declarations to reflect above changes.
23465 * c-typeck.c (build_function_call): Store converted arguments
23466 in a stack-allocated array instead of building a list.
23467 (convert_arguments): Store arguments in the array passed in as an
23468 argument, and return the actual number of arguments.
23469 * c-format.c: (check_function_format): Pass arguments in an
23470 array instead of a list.
23471 * c-common.c (check_function_nonnull): Likewise.
23472 (check_function_sentinel): Likewise.
23473 (check_function_arguments): Likewise.
23474 * c-common.h: Update declarations to reflect above changes.
23476 2007-02-28 Jan Hubicka <jh@suse.cz>
23478 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
23479 PRED_NEGATIVE_RETURN): Update outcomes.
23481 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
23483 * calls.c (emit_library_call_value_1): Handle partial registers
23484 correctly when building up CALL_INSN_FUNCTION_USAGE.
23486 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23488 * pa/predicates.md (move_src_operand): Allow zero for mode.
23489 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
23492 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
23495 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
23496 *movv2df_internal): Enable pattern only for valid operand
23498 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
23499 tie only 128bit modes. For MMX registers, tie only 64bit modes.
23501 2007-02-27 Mike Stump <mrs@apple.com>
23503 * config/darwin-crt3.c: Avoid compilation when compiling for a
23506 2007-02-27 Joseph Myers <joseph@codesourcery.com>
23508 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
23510 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
23511 for fixed headers and limits.h.
23512 (install-include-dir, install-headers-tar, install-headers-cpio,
23513 install-headers-cp, real-install-headers-tar,
23514 real-install-headers-cpio, real-install-headers-cp): Handle
23515 include-fixed as well as include.
23516 (install-mkheaders): Don't install files that go only in include
23518 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
23519 from GCC_INCLUDE_DIR.
23520 * gcc.c (process_command): Remove special -BstageN/ handling.
23521 (do_spec_1): Add include-fixed directories.
23523 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
23525 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
23527 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
23529 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
23532 2007-02-27 Mark Mitchell <mark@codesourcery.com>
23534 * c-common.c (get_priority): Add check for
23535 SUPPORTS_INIT_PRIORITY.
23537 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
23539 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
23541 * config/bfin/bfin.c: Include "cfglayout.h".
23542 (MAX_LSETUP_DISTANCE): New macro.
23543 (struct loop_info): New members incoming, incoming_src and
23544 incoming_dest. Delete member predecessor.
23545 (length_for_loop): New function.
23546 (bfin_optimize_loop): Handle more different loop structures.
23547 (bfin_discover_loop): Rework detection of predecessor blocks by
23548 examining incoming edges.
23549 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
23551 (bfin_reorder_loops): New function.
23552 (bfin_reorg_loops): Use these three new functions.
23554 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
23555 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
23556 (CONSTRAINT_LEN): Add entry for 'q'.
23557 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
23558 Add 'q' constraints.
23559 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
23560 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
23562 * config/bfin/bfin.md (add_with_carry): New pattern.
23563 (s_or_u, su_optab, su_modifier): New code macros/attrs.
23564 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
23565 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
23566 support unsigned multiplies too. Removed incorrect commutativity from
23567 operand 1 constraint where appropriate.
23568 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
23570 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
23571 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
23573 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
23574 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
23575 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
23576 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
23577 usmulhisi_hh_huh): New patterns.
23579 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
23580 lshifthi3): Fix output template to use half reg for operand 2.
23582 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
23585 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
23587 2007-02-27 Andreas Schwab <schwab@suse.de>
23589 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
23591 2007-02-27 Jan Hubicka <jh@suse.cz>
23593 * predict.c (last_basic_block_p): Remove.
23594 (tree_estimate_probability): Update return heuristic for commonized
23597 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
23599 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
23601 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
23603 * doc/include/gcc-common.texi (versionsubtitle): New macro.
23604 * doc/cpp.texi: Standardize title page.
23605 * doc/cppinternals.texi: Likewise.
23606 * doc/gcc.texi: Standardize title page, remove version number
23607 from copyright page.
23608 * doc/gccint.texi: Likewise.
23609 * doc/install.texi: Standardize title page, add table of
23612 2007-02-26 Jan Hubicka <jh@suse.cz>
23614 * predict.def: Set outcomes according to more recent results.
23615 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
23616 Remove dead predictors.
23617 * predict.c (return_prediction): Fix pasto.
23619 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
23621 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
23622 change; avoid a memory leak when returning early.
23624 2007-02-26 Mark Mitchell <mark@codesourcery.com>
23626 * c-decl.c (static_ctors): Move to c-common.c.
23627 (static_dtors): Likewise.
23628 (finish_function): Use c_record_cdtor_fn.
23629 (build_cdtor): Move to c-common.c.
23630 (c_write_global_declarations): Use c_build_cdtor_fns.
23631 * c-common.h (static_ctors): Declare.
23632 (static_dtors): Likewise.
23633 (c_record_cdtor_fn): Likewise.
23634 (c_build_cdtor_fns): Likewise.
23635 * c-common.c (static_ctors): New variable.
23636 (static_dtors): Likewise.
23637 (c_record_cdtor_fn): New function.
23638 (build_cdtor): Move from c-decl.c
23639 (c_build_cdtor_fns): New function.
23641 * output.h (assemble_addr_to_section): Declare.
23642 (get_cdtor_priority_section): Likewise.
23643 * varasm.c (assemble_addr_to_section): New function.
23644 (get_cdtor_priority_section): Likewise.
23645 (default_named_section_asm_out_destructor): Use them.
23646 (destor_dtor_section_asm_out_destructor): Likewise.
23647 (default_named_section_asm_out_constructor): Likewise.
23648 (default_ctor_section_asm_out_constructor): Likewise.
23649 * config.gcc (*-*-vxworks*): Include vxworks.o.
23650 * config/t-vxworks (vxworks.o): New target.
23651 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
23652 (TARGET_ASM_CONSTRUCTOR): Define.
23653 (TARGET_ASM_DESTRUCTOR): Likewise.
23654 (vxworks_asm_out_constructor): Declare.
23655 (vxworks_asm_out_destructor): Likewise.
23657 * c-common.c (get_priority): Check that we have not just an
23658 INTEGER_CST, but an integer constant with integeral type.
23660 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
23662 PR tree-optimization/30938
23663 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
23664 use &dt[nargs-1] instead of &dt[nargs] in the call to
23665 vect_is_simple_use().
23667 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
23669 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
23670 from register elimination as PRE_MODIFY / POST_MODIFY increments.
23671 Do not attempt to handle MEM inside auto-inc expressions.
23672 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
23673 of a register modified by an auto-inc expression. However, do handle
23674 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
23675 (elimination_effects): Prohibit elimination of a register modified
23676 by an auto-inc expression. Disable register elimination rules whose
23677 target register is modified by an auto-inc expression with variable
23680 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
23682 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
23684 (array_at_struct_end_p): New function.
23685 (idx_infer_loop_bounds): Use it.
23686 (estimate_numbers_of_iterations_loop): Export.
23687 * predict.c (predict_loops): Use estimated_loop_iterations_int.
23688 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
23689 (tree_estimate_probability): Call record_loop_exits.
23690 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
23691 (estimated_loop_iterations, estimated_loop_iterations_int,
23692 estimated_loop_iterations_tree): New functions.
23693 (analyze_siv_subscript_cst_affine,
23694 compute_overlap_steps_for_affine_1_2,
23695 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
23696 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
23697 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
23698 (PRED_LOOP_ITERATIONS_GUESSED): New.
23699 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
23700 * cfgloop.h (estimate_numbers_of_iterations_loop,
23701 estimated_loop_iterations_int): Declare.
23703 2007-02-25 Mark Mitchell <mark@codesourcery.com>
23705 * doc/extend.texi: Document optional priority argument to
23706 constructors and destructors.
23707 * tree.c (init_priority_for_decl): Adjust GTY markers.
23708 (init_ttree): Use priority-info hash functions for
23709 init_priority_for_decl.
23710 (tree_map_eq): Rename to ...
23711 (tree_map_base_eq): ... this.
23712 (tree_map_marked_p): Rename to ...
23713 (tree_map_base_marked_p): ... this.
23714 (tree_map_base_hash): New function.
23715 (decl_init_priority_lookup): Rework.
23716 (decl_fini_priority_lookup): New function.
23717 (decl_priority_info): New function.
23718 (decl_init_priority_insert): Use it.
23719 (decl_fini_priority_insert): Likewise.
23720 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
23722 (decl_restrict_base_insert): Likewise.
23723 (decl_debug_expr_insert): Likewise.
23724 (decl_value_expr_lookup): Likewise.
23725 (decl_value_expr_insert): Likewise.
23726 * tree.h (priority_type): New type.
23727 (decl_init_priority_lookup): Use priority_type.
23728 (decl_fini_priority_lookup): New function.
23729 (decl_init_priority_insert): Use priority_type.
23730 (decl_fini_priority_insert): New function.
23731 (DECL_HAS_INIT_PRIORITY): Tweak comments.
23732 (DECL_INIT_PRIORITY): Likewise.
23733 (SET_DECL_INIT_PRIORITY): Add comment.
23734 (DECL_FINI_PRIORITY): New macro.
23735 (SET_DECL_FINI_PRIORITY): Likewise.
23736 (DEFAULT_INIT_PRIORITY): Document.
23737 (MAX_INIT_PRIORITY): Likewise.
23738 (MAX_RESERVED_INIT_PRIORITY): Likewise.
23739 (tree_map_base): New type.
23740 (tree_map_base_eq): New function.
23741 (tree_map_base_hash): Likewise.
23742 (tree_map_base_marked_p): Likewise.
23743 (tree_map): Inherit from tree_map_base.
23744 (tree_map_eq): Make it a macro.
23745 (tree_map_marked_p): Likewise.
23746 (tree_int_map): Inherit from tree_map_base.
23747 (tree_int_map_eq): Make it a macro.
23748 (tree_int_map_hash): Likewise.
23749 (tree_int_map_marked_p): Likewise.
23750 (tree_priority_map): New type.
23751 (tree_priority_map_eq): New macro.
23752 (tree_priority_map_hash): Likewise.
23753 (tree_priority_map_marked_p): Likewise.
23754 * varasm.c (emults_decl): Adjust for refactoring of tree_map
23756 (emutls_common_1): Likewise.
23757 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
23758 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
23759 of tree_map hierarchy.
23760 * tree-cfg.c (move_stmt_r): Likewise.
23761 (new_label_mapper): Likewise.
23762 * c-tree.h (c_expand_body): Move to ...
23763 * c-common.h (c_expand_body): ... here.
23764 * c-decl.c (c_expand_body): Move to ...
23765 * c-common.c (c_expand_body): ... here.
23766 (c_common_attribute_table): Allow 1 argument for the constructor
23767 and destructor attributes.
23768 (get_priority): New function.
23769 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
23770 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
23772 2007-02-24 Jan Hubicka <jh@suse.cz>
23774 PR middle-end/30509
23775 * tree-inline.c (copy_bb): Produce exact copy of EH info when
23776 copying for inlining.
23778 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
23779 Jan Hubicka <jh@suse.cz>
23782 * i386.c (counter_mode): New function.
23783 (expand_set_or_movmem_via_loop): Use it.
23784 (expand_movmem_epilogue): Likewise; fix pasto.
23785 (ix86_expand_movmem): Do emit guard even for constant counts.
23786 (ix86_expand_setmem): Likewise.
23788 2007-02-25 Nick Clifton <nickc@redhat.com>
23790 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
23791 (JUMP_TABLES_IN_TEXT_SECTION): Define.
23793 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
23796 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
23797 count argument with 0x10, not with 0x16.
23798 (expand_setmem_epilogue): Ditto.
23800 2007-02-24 Mike Stump <mrs@apple.com>
23802 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
23805 2007-02-24 Richard Guenther <rguenther@suse.de>
23807 PR middle-end/30951
23808 * fold-const.c (fold_binary): Fold x +- CST op x for
23809 EQ_EXPR and NE_EXPR.
23811 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23813 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
23815 2007-02-24 Jan Hubicka <jh@suse.cz>
23817 * cgraphunit.c (decide_is_function_needed): Honor
23818 -fkeep-inline-functions.
23820 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23822 * builtins.c (fold_builtin_modf): New.
23823 (fold_builtin_2): Use it.
23825 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
23827 * loop-iv.c (implies_p): Detect additional cases where A implies B.
23828 (determine_max_iter): Take additional LOOP arg; all callers changed.
23829 Lose broken logic dealing with PLUS. Try to limit the upper bound by
23830 one using simplifications.
23831 (simplify_using_initial_values): Return if the expression becomes
23832 invalid due to altered regs.
23834 2007-02-23 DJ Delorie <dj@redhat.com>
23836 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
23838 2007-02-23 Mike Stump <mrs@apple.com>
23840 * tlink.c (scan_linker_output): Parse linker messages from
23841 darwin9's linker better.
23843 2007-02-23 Steve Ellcey <sje@cup.hp.com>
23846 * varpool.c (varpool_assemble_pending_decls): Set
23847 varpool_last_needed_node to null.
23849 2007-02-23 DJ Delorie <dj@redhat.com>
23851 * config/i386/i386.c (ix86_data_alignment): Don't specify an
23852 alignment bigger than the object file can handle.
23854 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
23857 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
23858 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
23859 (*movsf_1): Penalize MMX moves.
23861 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
23863 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
23864 2^32-1 or more times unless flag_unsafe_loop_optimizations.
23866 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
23868 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23870 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
23871 (fold_builtin_1): Use them.
23872 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
23873 BUILT_IN_SIGNIFICAND.
23875 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
23877 * config/i386/i386.c (bdesc_1arg): Initialize
23878 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
23879 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
23880 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
23881 and IX86_BUILTIN_MOVSLDUP.
23883 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
23885 PR rtl-optimization/30841
23886 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
23888 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23890 * builtins.c (fold_builtin_frexp): New.
23891 (fold_builtin_2): Use it.
23893 2007-02-22 Mark Mitchell <mark@codesourcery.com>
23895 * doc/invoke.texi (Spec Files): Document getenv spec function.
23897 * gcc.c (getenv_spec_function): New function.
23898 (static_spec_functions): Add it.
23899 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
23900 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
23903 2007-02-22 Michael Matz <matz@suse.de
23906 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
23907 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
23909 2007-02-22 Ian Lance Taylor <iant@google.com>
23912 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
23913 (mem_loc_descriptor): Call it.
23915 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
23916 Ira Rosen <irar@il.ibm.com>
23918 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
23920 2007-02-22 Ira Rosen <irar@il.ibm.com>
23922 PR tree-optimization/30843
23923 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
23924 stores only after all the group is vectorized.
23926 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
23928 PR tree-optimization/30858
23929 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
23930 in the reduction cycle have a single use in the loop.
23931 * tree-vectorizer.h (relevant): Add documentation.
23933 2007-02-20 Mike Stump <mrs@apple.com>
23935 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
23936 * configure: Regenerate.
23938 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
23940 Change the defaults of some parameters and options.
23941 * config/spu/spu-protos.h (spu_optimization_options): Declare.
23942 * config/spu/spu.c (spu_optimization_options): Add.
23943 (spu_override_options): Change params in spu_optimization_options.
23944 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
23946 Register 127 is only 16 byte aligned when used as a frame pointer.
23947 * config/spu/spu-protos.h (spu_init_expanders): Declare.
23948 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
23949 HARD_FRAME_POINTER_REGNUM.
23950 (spu_legitimate_address): Use regno_aligned_for_reload.
23951 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
23952 aligned when frame_pointer_needed is true.
23953 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
23955 * config/spu/spu.h (INIT_EXPANDERS): Define.
23957 Make sure shift and rotate instructions have valid immediate operands.
23958 * config/spu/predicates.md (spu_shift_operand): Remove.
23959 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
23960 * config/spu/constraints.md (W, O): Extend range.
23961 * config/spu/spu.md (umask, nmask): Define.
23962 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
23963 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
23964 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
23965 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
23966 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
23967 (lshr<mode>3_reg): Fix rtl description.
23969 Make sure mulhisi immediate operands are valid.
23970 * config/spu/predicates.md (imm_K_operand): Add.
23971 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
23973 Generate constants using fsmbi and andi.
23974 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
23975 (print_operand, spu_split_immediate, classify_immediate,
23976 fsmbi_const_p): Handle IC_FSMBI2.
23978 Correctly handle a CONST_VECTOR containing symbols.
23979 * config/spu/spu.c (print_operand): Handle HIGH correctly.
23980 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
23981 (immediate_load_p): Allow symbols that use 2 instructions to create.
23982 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
23983 with symbols when flag_pic is set.
23984 (const_vector_immediate_p): New.
23985 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
23986 accept a CONST_VECTOR with symbols.
23987 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
23988 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
23990 * config/spu/spu.md (high, low): Delete.
23991 (low_<mode>): Define.
23993 Remove INTRmode and INTR_REGNUM, which didn't work.
23994 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
23996 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
23997 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
23998 peephole2 pattern): Don't use INTR or 131.
23999 (movintrcc): Delete.
24000 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
24001 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
24002 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
24003 (UNSPEC_SET_INTR): Add.
24004 * config/spu/spu-modes.def (INTR): Remove.
24006 More accurate warnings about run-time relocations.
24007 * config/spu/spu.c (reloc_diagnostic): Test in_section.
24009 Correctly warn about immediate arguments to specific intrinsics.
24010 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
24011 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
24012 the instruction predicate.
24014 Fix tree check errors with latest update.
24015 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
24017 (spu_expand_builtin): Use CALL_EXPR_FN.
24019 Add missing specific intrinsics.
24020 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
24022 * config/spu/spu_internals.h: Ditto.
24024 Fix incorrect operand modifiers.
24025 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
24026 * config/spu/spu.md (xor<mode>3): Change %S to %J.
24028 Optimize one case of zero_extend of a vec_select.
24029 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
24031 Accept any immediate for hbr.
24032 * config/spu/spu.md (hbr): Change s constraints to i.
24034 2007-02-21 Paul Brook <paul@codesourcery.com>
24036 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
24037 condexec_count when skipping USE and CLOBBER.
24039 2007-02-21 Nick Clifton <nickc@redhat.com>
24041 * common.opt (Warray-bounds): Add Warning attribute.
24042 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
24044 (fsized-zeroes): Add Optimization attribute.
24045 (fsplit-wide-types, ftree-scev-cprop): Likewise.
24046 * c.opt (Wc++0x-compat): Add Warning attribute.
24048 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
24050 PR middle-end/30761
24051 * reload1.c (eliminate_regs_in_insn): In the single_set special
24052 case, attempt to re-recognize the insn before falling back to
24053 having reload fix it up.
24055 2007-02-20 Eric Christopher <echristo@gmail.com>
24057 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
24058 Rewrite accordingly.
24059 (frv_read_iacc_argument): Ditto.
24060 (frv_expand_set_builtin): Take a call instead of arglist, update for
24062 (frv_expand_unop_builtin): Ditto.
24063 (frv_expand_binop_builtin): Ditto.
24064 (frv_expand_cut_builtin): Ditto.
24065 (frv_expand_binopimm_builtin): Ditto.
24066 (frv_expand_voidbinop_builtin): Ditto.
24067 (frv_expand_int_void2arg): Ditto.
24068 (frv_expand_prefetches): Ditto.
24069 (frv_expand_voidtriop_builtin): Ditto.
24070 (frv_expand_voidaccop_builtin): Ditto.
24071 (frv_expand_load_builtin): Ditto.
24072 (frv_expand_store_builtin): Ditto.
24073 (frv_expand_mdpackh_builtin): Ditto.
24074 (frv_expand_mclracc_builtin): Ditto.
24075 (frv_expand_mrdacc_builtin): Ditto.
24076 (frv_expand_mwtacc_builtin): Ditto.
24077 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
24080 2007-02-20 Janis Johnson <janis187@us.ibm.com>
24082 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
24083 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
24085 (HAVE_GAS_DFP): Check for assembler support of decimal floating
24086 point instructions.
24087 * configure: Regenerate.
24088 * config.in: Regenerate.
24089 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
24090 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
24091 masks to power6 and power6x and to POWERPC_MASKS.
24092 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24094 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
24095 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
24096 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
24097 Access PROTOTYPE as variable, not mask.
24099 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
24101 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
24102 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
24103 * combine.c (adjust_for_new_dest): Use it.
24104 * postreload.c (reload_combine): Likewise.
24106 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
24108 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
24109 notes on an insn with multiple sets, even if single_set returns
24110 non-NULL for that insn.
24112 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24114 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
24115 scalbn and scalbln.
24117 2007-02-20 Geoffrey Keating <geoffk@apple.com>
24119 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
24120 if user didn't pass it.
24121 * config/i386/darwin.h (CC1_SPEC): Likewise.
24122 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
24123 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
24124 -mmacosx-version-min.
24126 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24127 Uros Bizjak <ubizjak@gmail.com>
24129 * optabs.h (enum optab_index): Add new OTI_scalb.
24130 (scalb_optab): Define corresponding macro.
24131 * optabs.c (init_optabs): Initialize scalb_optab.
24132 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
24134 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
24135 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
24136 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
24137 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
24138 flag_unsafe_math_optimizations is set.
24140 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
24141 to implement scalbf, scalb and scalbl built-ins as inline x87
24144 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24145 DJ Delorie <dj@redhat.com>
24148 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
24149 (diagnostic_report_diagnostic): ... here, and turn them into real
24150 errors. If warnings are inhibited, no need to do anything.
24152 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
24154 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
24155 better code generation.
24157 2007-02-20 Ben Elliston <bje@au.ibm.com>
24159 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
24161 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
24163 * config/alpha/alpha.c, config/alpha/alpha.md,
24164 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
24165 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
24166 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
24167 config/arm/lib1funcs.asm: Follow spelling conventions.
24169 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
24170 config/fr30/fr30.md, config/i386/i386.h,
24171 config/iq2000/iq2000.h, config/iq2000/predicates.md,
24172 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
24173 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
24174 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
24175 config/rs6000/altivec.md, config/rs6000/rs6000.c,
24176 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
24177 config/sparc/sparc.c, config/sparc/sparc.h,
24178 config/sparc/sparc.md, config/spu/constraints.md,
24179 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
24182 2007-02-20 Alan Modra <amodra@bigpond.net.au>
24185 * varasm.c (use_blocks_for_decl_p): Return false for decls with
24188 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
24190 * doc/invoke.texi (-ftree-lrs): Remove.
24192 2007-02-19 Diego Novillo <dnovillo@redhat.com>
24194 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
24197 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
24199 * config/ia64/ia64.c (ia64_expand_builtin): Use the
24200 new CALL_EXPR_FN macro for retrieving the function
24201 declaration of the input expression.
24203 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24205 * c.opt (Waddress): New.
24206 * common.opt (Walways-true): Delete.
24207 (Wstring-literal-comparison): Delete.
24208 * doc/invoke.texi (Warning Options): Delete -Walways-true and
24209 -Wstring-literal-comparison. Add -Waddress.
24211 (Walways-true): Delete.
24212 (Wstring-literal-comparison): Delete.
24213 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
24214 consistently instead of -Walways-true in example.
24215 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
24216 * c-typeck.c (parser_build_binary_op): Replace
24217 -Wstring-literal-comparison and -Walways-true with -Waddress.
24218 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
24221 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
24223 * tree-cfg.c (dump_function_to_file): Be prepared for functions
24224 without DECL_STRUCT_FUNCTION initialized.
24226 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
24228 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
24229 due to calls to functions taking pointers as parameters.
24231 2007-02-19 Richard Henderson <rth@redhat.com>
24234 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
24237 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
24239 * config/s390/s390.c (s390_call_saved_register_used,
24240 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
24241 accessed to the new scheme.
24243 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
24245 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
24246 (cris_print_index, cris_print_operand, cris_print_operand_address)
24247 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
24248 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
24249 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
24250 GET_CODE () == xxx.
24251 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
24252 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
24253 GO_IF_LEGITIMATE_ADDRESS): Ditto.
24254 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
24255 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
24256 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
24257 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
24258 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
24259 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
24260 (uminsi3, call, call_value): Ditto.
24261 (define_split: indir_to_reg_split, unnamed): Ditto.
24263 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
24265 PR tree-optimization/30975
24266 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
24269 2007-02-18 Eric Christopher <echristo@gmail.com>
24271 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
24272 Remove use of arglist.
24273 (mips_expand_builtin): Remove use of arglist, pass in expr.
24274 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
24275 (mips_expand_builtin_movtf): Ditto.
24276 (mips_expand_builtin_compare): Ditto.
24278 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
24280 * tree-sra.c (sra_build_assignment): Replace assertion
24281 checking with a comment explaining why it can't be done.
24283 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
24285 PR middle-end/30833
24286 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
24287 during CALL_EXPR representation conversion.
24288 * tree-ssa-propagate.c (set_rhs): Likewise.
24290 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
24292 * tree-sra.c (sra_build_assignment): Disable assertion checking
24295 2007-02-18 Roger Sayle <roger@eyesopen.com>
24297 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
24298 instead of calling build2 with a GIMPLE_MODIFY_STMT.
24299 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
24301 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
24302 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
24303 gimplify_init_ctor_eval_range, gimple_push_cleanup,
24304 gimplify_omp_for, gimplify_omp_atomic_pipeline,
24305 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
24306 force_gimple_operand): Likewise.
24307 * ipa-cp.c (constant_val_insert): Likewise.
24308 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
24309 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
24310 perfect_nestify): Likewise.
24311 * langhooks.c (lhd_omp_assignment): Likewise.
24312 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
24313 lower_copyprivate_clauses, lower_send_clauses,
24314 lower_send_shared_vars, expand_parallel_call,
24315 expand_omp_for_generic, expand_omp_for_static_nochunk,
24316 expand_omp_for_static_chunk, expand_omp_sections,
24317 lower_omp_single_copy, lower_omp_for_lastprivate,
24318 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
24319 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
24320 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
24323 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
24325 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
24326 config/sh/sh.md: Follow spelling conventions.
24328 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
24329 config/frv/predicates.md: Follow spelling conventions.
24331 * config/m68k/linux-unwind.h: Fix a comment typo.
24332 * target.h: Follow spelling conventions.
24334 2007-02-18 Roger Sayle <roger@eyesopen.com>
24336 PR rtl-optimization/28173
24337 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
24338 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
24339 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
24340 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
24341 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
24343 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24345 * builtins.c (fold_builtin_load_exponent): New.
24346 (fold_builtin_2): Use it.
24348 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
24350 PR rtl-optimization/30773
24351 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
24352 if we fail to attach a REG_EQUIV note.
24354 2007-02-18 David Edelsohn <edelsohn@gnu.org>
24355 Roger Sayle <roger@eyesopen.com>
24357 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
24359 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
24361 * calls.c (initialize_argument_information): Pass original EXP
24362 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
24363 code to split complex arguments here, as part of initializing the
24365 (expand_call): Remove code that builds a list of arguments and
24366 inserts implicit arguments into it. Instead, just count how many
24367 implicit arguments there will be so we can determine the size of
24368 the ARGS array, and let initialize_argument_information do the work.
24369 (split_complex_values): Delete unused function.
24371 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
24373 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
24375 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
24377 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
24378 for arg pointer based indexed addressing.
24380 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
24382 * config/ia64/ia64.h, config/ia64/ia64.md,
24383 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
24384 spelling conventions.
24386 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
24388 * config/m68k/m68k.c (split_di): New.
24389 * config/m68k/m68k-protos.h: Declare split_di.
24390 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
24391 Improve predicate handling and split constant shifts.
24393 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
24395 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
24396 parameter for register bitfield operations, general predicates
24399 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
24401 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
24402 * config/m68k/linux-unwind.h: New file.
24404 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
24406 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
24407 config/i386/athlon.md, config/ia64/ia64.md,
24408 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
24409 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
24410 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
24411 tree-ssa-loop-niter.c, tree-vect-analyze.c,
24412 tree-vect-transform.c: Fix comment typos.
24414 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
24416 * sched-deps.c (find_insn_list): Remove.
24417 * sched-int.h: Remove the prototype for find_insn_list.
24419 2007-02-16 Geoffrey Keating <geoffk@apple.com>
24421 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
24423 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
24424 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
24425 darwin_rs6000_override_options.
24426 (C_COMMON_OVERRIDE_OPTIONS): Expect
24427 darwin_macosx_version_min to be non-NULL always.
24428 (TARGET_C99_FUNCTIONS): Likewise.
24429 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
24430 (DARWIN_MINVERSION_SPEC): New.
24431 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
24432 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
24434 (DARWIN_MINVERSION_SPEC): New.
24435 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
24437 * config/darwin-c.c (darwin_cpp_builtins): Expect
24438 darwin_macosx_version_min to be non-NULL always.
24440 * config/rs6000/rs6000.c: Clean up trailing whitespace.
24442 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
24444 * config/i386/i386.h (x86_use_xchgb): New.
24445 (TARGET_USE_XCHGB): New macro.
24446 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
24447 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
24448 Split after reload into bswaphi for shifts of 8.
24449 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
24450 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
24451 or when optimizing for size.
24453 2007-02-16 Richard Guenther <rguenther@suse.de>
24454 Christian Bruel <christian.bruel@st.com>
24456 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
24457 DECLs but prefer SSA_NAMEs over DECLs.
24459 2007-02-16 Richard Guenther <rguenther@suse.de>
24461 * tree-flow-inline.h (single_imm_use_p): Remove.
24462 (zero_imm_uses_p): Likewise.
24463 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
24464 instead of single_imm_use_p.
24465 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
24468 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24471 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
24472 nested double- and backquotes.
24474 2007-02-15 Roger Sayle <roger@eyesopen.com>
24476 PR middle-end/30391
24477 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
24478 should be unreachable.
24479 (build2_stat): Allow construction of MODIFY_EXPR at any time.
24480 For the time being redirect GIMPLE_MODIFY_STMT to the new
24481 (renamed) build_gimple_modify_stmt_stat.
24482 (build2_gimple_stat): Rename to...
24483 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
24484 Always build a GIMPLE_MODIFY_STMT node.
24485 * tree.h (build2_gimple, build2_gimple_stat): Delete.
24486 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
24489 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
24490 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
24491 * tree-complex.c (set_component_ssa_name, expand_complex_move,
24492 expand_complex_div_wide): Likewise.
24493 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
24494 * tree-ssa-loop-im.c (schedule_sm): Likewise.
24495 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
24496 * tree-ssa-loop-manip.c (create_iv): Likewise.
24497 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
24498 abs_replacement): Likewise.
24499 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
24500 realify_fake_stores): Likewise.
24502 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
24503 node rather than a GIMPLE_MODIFY_STMT node.
24504 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
24505 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
24507 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
24508 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
24509 GIMPLE_MODIFY_STMT.
24511 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
24513 PR middle-end/30433
24514 * fold-const.c (fold_comparison): Add back the
24515 folding of constant complex comparisions.
24517 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
24519 PR middle-end/30729
24520 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
24521 effects unknown to this function, return early.
24523 2007-02-15 Ian Lance Taylor <iant@google.com>
24525 * lower-subreg.c (move_eh_region_note): New static function.
24526 (resolve_simple_move): Call it.
24527 (decompose_multiword_subregs): Track blocks for which we resolve a
24528 simple move which is also a control flow insn. Pass them to
24529 find_many_sub_basic_blocks.
24530 (pass_lower_subreg): Add TODO_verify_flow.
24531 (pass_lower_subreg2): Likewise.
24533 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24534 Brooks Moses <brooks.moses@codesourcery.com>
24535 Lee Millward <lee.millward@codesourcery.com>
24537 * tree.h (enum tree_code_class): Add tcc_vl_exp.
24538 (VL_EXP_CLASS_P): New.
24539 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
24541 (TREE_OPERAND_CHECK_CODE): Likewise.
24542 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
24543 (TREE_RTL_OPERAND_CHECK): Likewise.
24544 (tree_operand_check_failed): Make second parameter the whole tree
24545 instead of its code. Fixed callers.
24546 (VL_EXP_CHECK): New.
24547 (TREE_OPERAND_LENGTH): New.
24548 (VL_EXP_OPERAND_LENGTH): New.
24549 (CALL_EXPR_FN): New.
24550 (CALL_EXPR_STATIC_CHAIN): New.
24551 (CALL_EXPR_ARGS): New.
24552 (CALL_EXPR_ARG): New.
24553 (call_expr_nargs): New.
24554 (CALL_EXPR_ARGP): New.
24555 (build_nt_call_list): Declare.
24556 (build_vl_exp_stat): Declare.
24557 (build_vl_exp): New.
24558 (build_call_list): Declare.
24559 (build_call_nary): Declare.
24560 (build_call_valist): Declare.
24561 (build_call_array): Declare.
24562 (call_expr_arg): Declare.
24563 (call_expr_argp): Declare.
24564 (call_expr_arglist): Declare.
24565 (fold_build_call_list): Declare.
24566 (fold_build_call_list_initializer): Declare.
24567 (fold_call_expr): Declare to replace fold_builtin.
24568 (fold_builtin_fputs): Update to agree with modified definition.
24569 (fold_builtin_strcpy): Likewise.
24570 (fold_builtin_strncpy): Likewise.
24571 (fold_builtin_memory_chk): Likewise.
24572 (fold_builtin_stxcpy_chk): Likewise.
24573 (fold_builtin_strncpy_chk): Likewise.
24574 (fold_builtin_next_arg): Likewise.
24575 (fold_build_call_expr): Declare.
24576 (fold_builtin_call_list): Declare.
24577 (fold_builtin_call_valist): Declare.
24578 (build_call_expr): Declare.
24579 (validate_arglist): Update to agree with modified definition.
24580 (tree_operand_length): New.
24581 (call_expr_arg_iterator): New.
24582 (init_call_expr_arg_iterator): New.
24583 (next_call_expr_arg): New.
24584 (first_call_expr_arg): New.
24585 (more_call_expr_args_p): New.
24586 (FOR_EACH_CALL_EXPR_ARG): New.
24588 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
24589 and tcc_gimple_stmt.
24590 (tree_code_size): Update documentation. Use sizeof (tree) rather
24591 than sizeof (char *).
24592 (tree_size): Likewise. Add case for tcc_vl_exp.
24593 (tree_node_structure): Add case for tcc_vl_exp.
24594 (contains_placeholder_p): Likewise.
24595 (substitute_in_expr): Likewise.
24596 (substitute_placeholder_in_expr): Likewise.
24597 (stabilize_reference_1): Likewise.
24598 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
24599 to diagnose breakage of this interface for constructing CALL_EXPRs.
24600 (build_nt): Add similar assertion here.
24601 (build_nt_call_list): New.
24602 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
24603 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
24605 (get_callee_fndecl): Use new CALL_EXPR accessors.
24606 (tree_operand_check_failed): Change parameters to pass entire node
24607 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
24608 (process_call_operands): New.
24609 (build_vl_exp_stat): New.
24610 (build_call_list): New.
24611 (build_call_nary): New.
24612 (build_call_valist): New.
24613 (build_call_array): New.
24614 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24615 (call_expr_arglist): New.
24617 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
24618 tcc_vl_exp instead of a fixed-size tcc_expression.
24620 * doc/c-tree.texi (CALL_EXPR): Document new representation and
24621 accessors for CALL_EXPRs.
24622 (AGGR_INIT_EXPR): Likewise.
24624 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24625 Brooks Moses <brooks.moses@codesourcery.com>
24626 Lee Millward <lee.millward@codesourcery.com>
24628 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
24629 (expand_builtin_nonlocal_goto): Change parameter to be entire
24630 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
24631 (expand_builtin_prefetch): Likewise.
24632 (expand_builtin_classify_type): Likewise.
24633 (mathfn_built_in): Return NULL_TREE instead of 0.
24634 (expand_errno_check): Use new CALL_EXPR accessors.
24635 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
24636 Return NULL_RTX instead of 0.
24637 (expand_builtin_mathfn_2): Likewise.
24638 (expand_builtin_mathfn_3): Likewise.
24639 (expand_builtin_interclass_mathfn): Likewise.
24640 (expand_builtin_sincos): Likewise.
24641 (expand_builtin_cexpi): Likewise.
24642 (expand_builtin_int_roundingfn): Likewise.
24643 (expand_builtin_int_roundingfn_2): Likewise.
24644 (expand_builtin_pow): Likewise.
24645 (expand_builtin_powi): Likewise.
24646 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
24647 of arglist, fixing callers appropriately. Use new CALL_EXPR
24648 accessors and constructors. Return NULL_RTX instead of 0.
24649 (expand_builtin_strstr): Likewise.
24650 (expand_builtin_strchr): Likewise.
24651 (expand_builtin_strrchr): Likewise.
24652 (expand_builtin_strpbrk): Likewise.
24653 (expand_builtin_memcpy): Likewise.
24654 (expand_builtin_mempcpy): Likewise.
24655 (expand_builtin_mempcpy_args): New.
24656 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
24657 (expand_builtin_memmove_args): New.
24658 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
24659 (expand_movstr): Likewise.
24660 (expand_builtin_strcpy): Likewise.
24661 (expand_builtin_strcpy_args): New.
24662 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
24663 (expand_builtin_strncpy): Likewise.
24664 (expand_builtin_memset): Likewise.
24665 (expand_builtin_memset_args): New.
24666 (expand_builtin_bzero): Similarly to expand_builtin_memset.
24667 (expand_builtin_memcmp): Likewise.
24668 (expand_builtin_strcmp): Likewise.
24669 (expand_builtin_strncmp): Likewise.
24670 (expand_builtin_strcat): Likewise.
24671 (expand_builtin_strncat): Likewise.
24672 (expand_builtin_strspn): Likewise.
24673 (expand_builtin_strcspn): Likewise.
24674 (expand_builtin_args_info): Likewise.
24675 (expand_builtin_va_start): Likewise.
24676 (gimplify_va_arg_expr): Likewise.
24677 (expand_builtin_va_end): Likewise.
24678 (expand_builtin_va_copy): Likewise.
24679 (expand_builtin_frame_address): Likewise.
24680 (expand_builtin_alloca): Likewise.
24681 (expand_builtin_bswap): Likewise.
24682 (expand_builtin_unop): Likewise.
24683 (expand_builtin_fputs): Likewise.
24684 (expand_builtin_expect): Likewise.
24685 (expand_builtin_fabs): Likewise.
24686 (expand_builtin_copysign): Likewise.
24687 (expand_builtin_printf): Likewise.
24688 (expand_builtin_fprintf): Likewise.
24689 (expand_builtin_sprintf): Likewise.
24690 (expand_builtin_init_trampoline): Likewise.
24691 (expand_builtin_signbit): Likewise.
24692 (expand_builtin_fork_or_exec): Likewise.
24693 (expand_builtin_sync_operation): Likewise.
24694 (expand_builtin_compare_and_swap): Likewise.
24695 (expand_builtin_lock_test_and_set): Likewise.
24696 (expand_builtin_lock_release): Likewise.
24697 (expand_builtin): Likewise.
24698 (builtin_mathfn_code): Likewise.
24700 (fold_builtin_constant_p): Pass call arguments individually instead
24701 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
24702 accessors and constructors. Return NULL_TREE instead of 0.
24703 (fold_builtin_expect): Likewise.
24704 (fold_builtin_classify_type): Likewise.
24705 (fold_builtin_strlen): Likewise.
24706 (fold_builtin_nan): Likewise.
24707 (integer_valued_real_p): Likewise.
24708 (fold_trunc_transparent_mathfn): Likewise.
24709 (fold_fixed_mathfn): Likewise.
24710 (fold_builtin_cabs): Likewise.
24711 (fold_builtin_sqrt): Likewise.
24712 (fold_builtin_cbrt): Likewise.
24713 (fold_builtin_cos): Likewise.
24714 (fold_builtin_cosh): Likewise.
24715 (fold_builtin_tan): Likewise.
24716 (fold_builtin_sincos): Likewise.
24717 (fold_builtin_cexp): Likewise.
24718 (fold_builtin_trunc): Likewise.
24719 (fold_builtin_floor): Likewise.
24720 (fold_builtin_ceil): Likewise.
24721 (fold_builtin_round): Likewise.
24722 (fold_builtin_int_roundingfn): Likewise.
24723 (fold_builtin_bitop): Likewise.
24724 (fold_builtin_bswap): Likewise.
24725 (fold_builtin_logarithm): Likewise.
24726 (fold_builtin_hypot): Likewise.
24727 (fold_builtin_pow): Likewise.
24728 (fold_builtin_powi): Likewise.
24729 (fold_builtin_exponent): Likewise.
24730 (fold_builtin_memset): Likewise.
24731 (fold_builtin_bzero): Likewise.
24732 (fold_builtin_memory_op): Likewise.
24733 (fold_builtin_bcopy): Deleted; call site changed to invoke
24734 fold_builtin_memory_op directly.
24735 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
24736 (fold_builtin_strncpy): Likewise.
24737 (fold_builtin_memcmp): Likewise.
24738 (fold_builtin_strcmp): Likewise.
24739 (fold_builtin_strncmp): Likewise.
24740 (fold_builtin_signbit): Likewise.
24741 (fold_builtin_copysign): Likewise.
24742 (fold_builtin_isascii): Likewise.
24743 (fold_builtin_toascii): Likewise.
24744 (fold_builtin_isdigit): Likewise.
24745 (fold_builtin_fabs): Likewise.
24746 (fold_builtin_abs): Likewise.
24747 (fold_builtin_fmin_fmax): Likewise.
24748 (fold_builtin_carg): Likewise.
24749 (fold_builtin_classify): Likewise.
24750 (fold_builtin_unordered_cmp): Likewise.
24752 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
24753 New functions split out from fold_builtin_1.
24754 (fold_builtin_n): New.
24755 (fold_builtin_varargs): New.
24756 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
24758 (fold_call_expr): New.
24759 (build_function_call_expr): Rewrite to use new helper function.
24760 (fold_builtin_call_list): New.
24761 (build_call_expr): New.
24762 (fold_builtin_call_valist): New.
24763 (rewrite_call_expr): New.
24764 (validate_arg): New.
24765 (validate_arglist): Change parameter to be entire CALL_EXPR instead
24766 of an arglist. Change return type to bool. Use new CALL_EXPR
24769 (fold_builtin_strstr): Pass call arguments individually instead
24770 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
24771 accessors and constructors. Return NULL_TREE instead of 0.
24772 (fold_builtin_strchr): Likewise.
24773 (fold_builtin_strrchr): Likewise.
24774 (fold_builtin_strpbrk): Likewise.
24775 (fold_builtin_strcat): Likewise.
24776 (fold_builtin_strncat): Likewise.
24777 (fold_builtin_strspn): Likewise.
24778 (fold_builtin_strcspn): Likewise.
24779 (fold_builtin_fputs): Likewise.
24780 (fold_builtin_next_arg): Likewise.
24781 (fold_builtin_sprintf): Likewise.
24783 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
24784 NULL_RTX instead of 0.
24785 (expand_builtin_memory_chk): Likewise.
24786 (maybe_emit_chk_warning): Likewise.
24787 (maybe_emit_sprintf_chk_warning): Likewise.
24789 (fold_builtin_object_size): Pass call arguments individually instead
24790 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
24791 accessors and constructors. Return NULL_TREE instead of 0.
24792 (fold_builtin_memory_chk): Likewise.
24793 (fold_builtin_stxcpy_chk): Likewise.
24794 (fold_builtin_strncpy_chk): Likewise.
24795 (fold_builtin_strcat_chk): Likewise.
24796 (fold_builtin_strcat_chk): Likewise.
24797 (fold_builtin_strncat_chk): Likewise.
24798 (fold_builtin_sprintf_chk): Likewise.
24799 (fold_builtin_snprintf_chk): Likewise.
24800 (fold_builtin_printf): Likewise.
24801 (fold_builtin_vprintf): Likewise.
24803 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
24805 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
24806 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24807 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
24808 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
24809 (fold_unary): Likewise.
24810 (fold_binary): Likewise.
24811 (fold_ternary): Remove CALL_EXPR case, since they are no longer
24812 ternary expressions.
24813 (fold): Add logic for tcc_vl_exp.
24814 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
24815 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24816 (fold_build3_stat): Add assertion to flag broken interface for
24817 constructing CALL_EXPRs.
24818 (fold_build_call_list): New.
24819 (fold_build_call_list_initializer): New.
24820 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
24822 (fold_strip_sign_ops): Likewise.
24824 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24825 Brooks Moses <brooks.moses@codesourcery.com>
24826 Lee Millward <lee.millward@codesourcery.com>
24828 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
24829 accessors and dump arguments explicitly.
24831 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
24833 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
24835 (print_call_name): Use new CALL_EXPR accessors.
24837 * print-tree.c (print_node): Add case tcc_vl_exp. Print
24838 CALL_EXPR arguments explicitly instead of as a list. Use
24839 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24841 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
24842 (vrp_visit_stmt): Likewise.
24844 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
24845 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
24847 (force_move_till_expr): Likewise.
24849 * targhooks.c (default_external_stack_protect_fail): Use
24850 build_call_expr instead of build_function_call_expr.
24851 (default_hidden_stack_protect_fail): Likewise.
24853 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
24856 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
24857 and walk arguments explicitly.
24859 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
24860 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24861 (expand_simple_operations): Likewise.
24862 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
24864 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
24865 of TREE_CODE_LENGTH.
24866 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
24868 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
24869 instead of TREE_CODE_LENGTH.
24871 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
24872 (tree_ic_transform): Likewise.
24873 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
24874 parameter instead of arglist. Fix callers.
24875 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
24876 (tree_stringops_transform): Likewise.
24877 (tree_indirect_call_to_profile): Likewise.
24878 (tree_stringops_values_to_profile): Likewise.
24880 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
24881 (eliminate_tail_call): Likewise.
24883 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
24885 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
24886 Use TREE_OPERAND_LENGTH and generalize to handle any number of
24888 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
24890 * omp-low.c (build_omp_barrier): Use build_call_expr.
24891 (lower_rec_input_clauses): Likewise.
24892 (lower_reduction_clauses): Likewise.
24893 (expand_parallel_call): Likewise.
24894 (maybe_catch_exception): Likewise.
24895 (expand_omp_for_generic): Likewise.
24896 (expand_omp_for_static_nochunk): Likewise.
24897 (expand_omp_sections): Likewise.
24898 (lower_omp_single_simple): Likewise.
24899 (lower_omp_single_copy): Likewise.
24900 (lower_omp_master): Likewise.
24901 (lower_omp_ordered): Likewise.
24902 (lower_omp_critical): Likewise.
24904 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
24905 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
24907 * tree-gimple.c (is_gimple_call_addr): Fix doc.
24908 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
24909 TREE_CODE_LENGTH. Add tcc_vl_exp case.
24911 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
24912 and generalize to handle any number of operands.
24913 (chrec_contains_undetermined): Likewise.
24914 (tree_contains_chrecs): Likewise.
24915 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
24917 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
24919 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
24920 fold_call_expr instead of fold_builtin.
24921 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
24922 match declarations there.
24923 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
24926 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
24927 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24929 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
24930 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
24932 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
24935 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
24936 (execute_cse_sincos): Use new CALL_EXPR accessors.
24938 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
24940 * gimple-low.c (lower_function_body): Use build_call_expr.
24941 (lower_builtin_setjmp): Likewise.
24943 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
24944 (set_storage_via_libcall): Likewise.
24945 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
24946 instead of TREE_CODE_LENGTH.
24947 (expand_expr_real_1): Use new CALL_EXPR accessors.
24949 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
24950 generalize to handle any number of operands.
24951 (TB_parent_eq): Likewise.
24953 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
24954 (strip_builtin_expect): Likewise.
24956 * function.c (gimplify_parameters): Use build_call_expr.
24958 * tree-vectorizer.c (vect_is_simple_reduction): Use
24959 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24961 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
24962 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
24964 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
24967 * gimplify.c (build_stack_save_restore): Use build_call_expr.
24968 (gimplify_decl_expr): Likewise.
24969 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
24970 Use new CALL_EXPR iterators.
24971 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
24972 (gimplify_modify_expr_to_memset): Likewise.
24973 (gimplify_variable_sized_compare): Likewise.
24974 (gimplify_omp_atomic_fetch_op): Likewise.
24975 (gimplify_omp_atomic_pipeline): Likewise.
24976 (gimplify_omp_atomic_mutex): Likewise.
24977 (gimplify_function_tree): Likewise.
24979 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
24980 (call_expr_flags): Likewise.
24981 (expand_call): Likewise.
24983 * except.c (expand_builtin_eh_return_data_regno): Pass entire
24984 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
24987 * coverage.c (create_coverage): Use build_call_expr.
24989 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
24990 (temp_call_expr_obstack): New.
24991 (pool_copy_list): Delete.
24992 (temp_copy_call_expr): New.
24993 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
24994 CALL_EXPR accessors. Get rid of special goo for copying argument
24995 lists and use temp_copy_call_expr instead.
24996 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
24997 CALL_EXPR accessors.
24998 (create_expression_by_pieces): Likewise. Use build_call_array
24999 to construct the result instead of fold_build3.
25000 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
25001 dealing with argument lists.
25002 (init_pre): Remove references to expression_node_pool and
25003 list_node_pool. Init temp_call_expr_obstack instead.
25004 (fini_pre): Remove references to expression_node_pool and
25007 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
25008 and walk arguments explicitly instead of as a list.
25010 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
25011 (mx_register_decls): Likewise.
25012 (mudflap_register_call): Likewise.
25013 (mudflap_finish_file): Likewise.
25015 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
25016 (ipa_callsite_compute_param): Likewise.
25018 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
25019 accessors and constructor.
25021 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
25022 accessors and constructor.
25023 (convert_tramp_reference): Likewise.
25024 (convert_call_expr): Likewise.
25025 (finalize_nesting_tree_1): Likewise.
25027 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
25030 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
25032 * tree-inline.c (initialize_inlined_parameters): Pass entire
25033 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
25035 (estimate_num_insns_1): Use new CALL_EXPR accessors.
25036 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
25038 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
25039 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25040 (vectorizable_reduction): Likewise.
25041 (vectorizable_call): Use new CALL_EXPR iterators.
25042 (vectorizable_conversion): Use build_call_expr.
25043 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
25044 (vect_gen_widened_results_half): Use build_call_expr.
25045 (vect_setup_realignment): Likewise.
25046 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
25048 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
25049 (pass_through_call): Likewise.
25050 (compute_object_sizes): Likewise. Use fold_call_expr instead of
25053 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
25054 (tree_gen_pow2_profiler): Likewise.
25055 (tree_gen_one_value_profiler): Likewise.
25056 (tree_gen_ic_func_profiler): Likewise.
25057 (tree_gen_average_profiler): Likewise.
25058 (tree_gen_ior_profiler): Likewise.
25060 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
25061 (find_func_aliases): Use new CALL_EXPR accessors. Add case
25062 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25064 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
25065 of TREE_CODE_LENGTH.
25067 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
25068 of TREE_CODE_LENGTH.
25070 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
25072 (convert_to_integer): Likewise.
25074 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
25077 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25078 Brooks Moses <brooks.moses@codesourcery.com>
25079 Lee Millward <lee.millward@codesourcery.com>
25081 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
25083 * config/frv/frv.c (frv_expand_builtin): Likewise.
25084 * config/s390/s390.c (s390_expand_builtin): Likewise.
25086 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
25087 (sparc_expand_builtin): Use new CALL_EXPR accessors.
25089 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
25090 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
25091 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
25092 (ix86_expand_store_builtin): Likewise.
25093 (ix86_expand_unop_builtin): Likewise.
25094 (ix86_expand_unop1_builtin): Likewise.
25095 (ix86_expand_sse_compare): Likewise.
25096 (ix86_expand_sse_comi): Likewise.
25097 (ix86_expand_vec_init_builtin): Likewise.
25098 (ix86_expand_vec_ext_builtin): Likewise.
25099 (ix86_expand_vec_set_builtin): Likewise.
25100 (ix86_expand_builtin): Use new CALL_EXPR accessors.
25102 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
25103 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
25105 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
25106 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
25107 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
25109 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
25111 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
25112 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
25113 arglist. Use new CALL_EXPR accessors. Fix callers.
25114 (altivec_expand_abs_builtin): Likewise.
25115 (rs6000_expand_binop_builtin): Likewise.
25116 (altivec_expand_predicate_builtin): Likewise.
25117 (altivec_expand_lv_builtin): Likewise.
25118 (spe_expand_stv_builtin): Likewise.
25119 (altivec_expand_stv_builtin): Likewise.
25120 (rs6000_expand_ternop_builtin): Likewise.
25121 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
25122 (altivec_expand_st_builtin): Likewise.
25123 (altivec_expand_dst_builtin): Likewise.
25124 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
25125 arglist. Use new CALL_EXPR accessors. Fix callers.
25126 (altivec_expand_vec_set_builtin): Likewise.
25127 (altivec_expand_vec_ext_builtin): Likewise.
25128 (altivec_expand_builtin): Use new CALL_EXPR accessors.
25129 (spe_expand_builtin): Likewise.
25130 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
25131 arglist. Use new CALL_EXPR accessors. Fix callers.
25132 (spe_expand_evsel_builtin): Likewise.
25133 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
25134 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
25136 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
25137 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
25138 (arm_expand_unop_builtin): Likewise.
25139 (arm_expand_builtin): Use new CALL_EXPR accessors.
25141 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
25144 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
25145 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
25147 (bfin_expand_unop_builtin): Likewise.
25148 (bfin_expand_builtin): Use new CALL_EXPR accessors.
25150 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25151 Brooks Moses <brooks.moses@codesourcery.com>
25152 Lee Millward <lee.millward@codesourcery.com>
25154 * c-semantics.c (build_stmt): Add internal diagnostic check.
25156 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
25157 accessors. Print arguments explicitly instead of as a list.
25159 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
25161 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
25162 (c_finish_omp_flish): Likewise.
25164 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
25165 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
25166 instead of TREE_CODE_LENGTH.
25167 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
25168 (c_warn_unused_result): Likewise.
25170 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25173 * doc/invoke.texi (Warning Options): Remove
25174 -Werror-implicit-function-declaration.
25175 (Wimplicit-function-declaration): Update description.
25176 * opts.c (common_handle_option): Move handling of -Werror=* to...
25177 (enable_warning_as_error): ...here.
25178 * opts.h (enable_warning_as_error): Declare.
25179 * c-decl.c (implicit_decl_warning): Unless
25180 -Wno-implicit-function-declaration is given, emit a pedwarn if
25181 -std=c99 or emit a warning if -Wimplicit-function-declaration.
25182 * c.opt (Wimplicit-function-declaration): Replace
25183 mesg_implicit_function_declaration with
25184 warn_implicit_function_declaration.
25185 * c-opts.c (c_common_handle_option):
25186 -Werror-implicit-function-declaration is exactly equal as
25187 -Werror=implicit-function-declaration.
25188 (set_Wimplicit): Replace mesg_implicit_function_declaration with
25189 warn_implicit_function_declaration.
25190 (c_common_post_options): -Wimplict-function-declaration is enabled
25191 by default by -std=c99, otherwise is disabled by default.
25192 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
25194 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
25196 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
25197 DECL on the rhs to a DECL on the lhs for debug info purposes if the
25198 former is ignored but not the latter.
25200 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
25202 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
25203 is made and the reference doesn't use the alias set of its type,
25204 do not create the temporary using that type.
25206 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
25208 * jump.c: Remove prototypes for delete_computation and
25209 delete_prior_computation.
25211 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
25213 * jump.c (get_label_after): Delete.
25214 (get_label_before, delete_computation, delete_jump,
25215 delete_prior_computation, follow_jumps): Move...
25216 * reorg.c (delete_computation, delete_prior_computation): ... here...
25217 (get_label_before, delete_jump): ... making these static ...
25218 (follow_jumps): ... and simplifying this since it only runs after
25220 * rtl.h (get_label_after, get_label_before, delete_jump,
25221 follow_jumps): Delete prototypes.
25223 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
25225 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
25227 2007-02-15 Nick Clifton <nickc@redhat.com>
25229 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
25230 order to prevent it from being munged by the target.
25232 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
25234 * config/i386/i386.md: Remove misleading comment.
25236 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
25238 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
25239 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
25242 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
25244 * tree-sra.c (instantiate_missing_elements): Canonicalize
25246 (sra_build_assignment): New.
25247 (generate_copy_inout, generate_element_copy,
25248 generate_element_zero, generate_one_element_init): Use it.
25250 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
25252 * tree-sra.c (instantiate_missing_elements): Canonicalize
25254 (sra_build_assignment): New.
25255 (generate_copy_inout, generate_element_copy,
25256 generate_element_zero, generate_one_element_init): Use it.
25258 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
25260 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
25263 2007-02-14 Joseph Myers <joseph@codesourcery.com>
25265 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
25266 types as aggregates not scalars.
25267 * function.c (assign_stack_temp_for_type): Likewise.
25269 2007-02-14 Roger Sayle <roger@eyesopen.com>
25270 Zdenek Dvorak <dvorakz@suse.cz>
25272 * tree-dump.c (dump_switch_p_1): Require exact match of the option
25275 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
25277 * passes.c (next_pass_1): Clear the next field of the copied
25280 2007-02-14 Richard Henderson <rth@redhat.com>
25282 * tree-sra.c (early_sra): New.
25283 (decl_can_be_decomposed_p): Deny va_list if early_sra.
25284 (tree_sra_early, pass_sra_early): New.
25285 * tree-pass.h (pass_sra_early): Declare.
25286 * passes.c (init_optimization_passes): Use it.
25288 2007-02-14 Richard Guenther <rguenther@suse.de>
25290 * flags.h (issue_strict_overflow_warning): Convert to a macro.
25292 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
25294 PR tree-optimization/30771
25295 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
25297 (vect_analyze_operations): Induction phis can now be marked as
25299 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
25300 Update documentation accordingly.
25302 2007-02-14 Nick Clifton <nickc@redhat.com>
25304 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
25305 most 3 arguments are supported.
25306 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
25308 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
25310 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
25311 Ensure dst->current is valid.
25313 2007-02-13 Paul Brook <paul@codesourcery.com>
25315 * config.gcc: Add arm*-*-uclinux-*eabi.
25316 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
25317 (SUBTARGET_EXTRA_LINK_SPEC): Define.
25318 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
25319 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
25320 (LINK_SPEC): Define.
25321 (LIB_SPEC): Define.
25322 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
25324 * config/arm/uclinux-eabi.h: New file.
25325 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
25326 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
25329 2007-02-13 Ian Lance Taylor <iant@google.com>
25331 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
25332 * flags.h (warn_strict_overflow): Declare.
25333 (enum warn_strict_overflow_code): Define.
25334 (issue_strict_overflow_warning): New static inline function.
25335 * opts.c (warn_strict_overflow): New variable.
25336 (common_handle_option): Handle OPT_Wstrict_overflow and
25337 OPT_Wstrict_overflow_.
25338 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
25340 * fold-const.c: Include intl.h.
25341 (fold_deferring_overflow_warnings): New static variable.
25342 (fold_deferred_overflow_warning): New static variable.
25343 (fold_deferred_overflow_code): New static variable.
25344 (fold_defer_overflow_warnings): New function.
25345 (fold_undefer_overflow_warnings): New function.
25346 (fold_undefer_and_ignore_overflow_warnings): New function.
25347 (fold_deferring_overflow_warnings_p): New function.
25348 (fold_overflow_warning): New static function.
25349 (make_range): Add strict_overflow_p parameter. Change all
25351 (extract_muldiv, extract_muldiv_1): Likewise.
25352 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
25353 tree_expr_nonnegative_p.
25354 (fold_negate_expr): Call fold_overflow_warning.
25355 (fold_range_test): Likewise.
25356 (fold_comparison): Likewise.
25357 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
25358 instead of tree_expr_nonnegative_p.
25359 (tree_expr_nonnegative_warnv_p): Rename from
25360 tree_expr_nonnegative_p, add strict_overflow_p parameter.
25361 (tree_expr_nonnegative_p): New function.
25362 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
25363 strict_overflow_p parameter.
25364 (tree_expr_nonzero_p): New function.
25365 * passes.c (verify_interpass_invariants): New static function.
25366 (execute_one_pass): Call it.
25367 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
25369 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
25370 (estimate_numbers_of_iterations): Likewise.
25371 (scev_probably_wraps_p): Likewise.
25372 * tree-ssa-ccp.c: Include "toplev.h".
25373 (evaluate_stmt): Defer fold overflow warnings until we know we are
25375 (struct fold_stmt_r_data): Add stmt field.
25376 (fold_stmt_r): Defer fold overflow warnings until we know we
25378 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
25379 (fold_stmt_inplace): Likewise.
25380 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
25381 (cleanup_control_expr_graph): Defer fold overflow warnings until
25382 we know we are going to optimize.
25383 * tree-cfg.c (fold_cond_expr_cond): Likewise.
25384 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
25386 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
25387 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
25388 * tree-ssa-loop-manip.c (create_iv): Likewise.
25389 * c-typeck.c (build_conditional_expr): Likewise.
25390 (build_binary_op): Likewise.
25391 * tree-vrp.c (vrp_expr_computes_nonzero): Call
25392 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
25393 (extract_range_from_unary_expr): Likewise.
25394 * simplify-rtx.c (simplify_const_relational_operation): Warn when
25395 assuming that signed overflow does not occur.
25396 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
25397 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
25398 (fold_defer_overflow_warnings): Declare.
25399 (fold_undefer_overflow_warnings): Declare.
25400 (fold_undefer_and_ignore_overflow_warnings): Declare.
25401 (fold_deferring_overflow_warnings_p): Declare.
25402 (tree_expr_nonzero_warnv_p): Declare.
25403 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
25404 of warning options.
25405 (Warning Options): Document -Wstrict-overflow.
25406 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
25407 (tree-ssa-ccp.o): Likewise.
25408 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
25409 (fold-const.o): Depend on intl.h.
25411 2007-02-13 Ian Lance Taylor <iant@google.com>
25413 PR middle-end/30751
25414 * lower-subreg.c (resolve_simple_move): Decompose subregs in
25417 2007-02-13 Stuart Hastings <stuart@apple.com>
25419 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
25421 2007-02-13 Richard Henderson <rth@redhat.com>
25423 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
25424 handled_component_p before looking for the indirect_ref.
25426 2007-02-13 Richard Henderson <rth@redhat.com>
25428 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
25429 remove flags clobber.
25430 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
25431 (bswaphi_lowpart): New.
25432 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
25433 remove TARGET_BSWAP test. Delete expander of the same name.
25435 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
25436 (expand_unop): Use them.
25438 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
25440 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
25441 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
25442 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
25443 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
25444 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
25445 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
25446 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
25447 assembler dialect choice from asm templates.
25449 2007-02-12 Richard Henderson <rth@redhat.com>
25451 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
25452 (fixuns_trunc<SSEMODEF>si2): Use it.
25453 * config/i386/sse.md (vec_setv4sf_0): Export.
25454 * config/i386/i386.c (ix86_build_const_vector): Export.
25455 (ix86_split_convert_uns_si_sse): Rename from
25456 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
25457 * config/i386/i386-protos.h: Update.
25459 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25462 * c-typeck.c (c_finish_return): Improve warning message.
25464 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25466 * alias.c (find_symbolic_term): Delete unused function.
25468 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
25470 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
25471 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
25472 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
25474 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
25476 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
25477 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
25478 the function, temporarily point the debug interface to the null one.
25480 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
25482 * dwarf2out.c (round_up_to_align): New static function.
25483 (field_byte_offset): Use it to round the offset.
25485 2007-02-12 Richard Henderson <rth@redhat.com>
25487 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
25488 (inswl_const): Export.
25490 2007-02-12 Richard Henderson <rth@redhat.com>
25492 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
25493 result mode of the libcall, convert back to outmode.
25495 2007-02-12 Roger Sayle <roger@eyesopen.com>
25497 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
25498 (bswapdi2): New define_expand to implement 32-bit implementation.
25500 2007-02-12 Nick Clifton <nickc@redhat.com>
25502 * doc/invoke.texi (Overall Options): Document --help=.
25503 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
25504 (cc1_options): Pass --help= on to cc1.
25505 (display_help): Add description of --help=.
25506 (process_command): Add code to handle --help=. Allow translated
25507 --help and --target-help switches to be passed on to compiler
25509 (main): Remove unused if statement.
25510 * opts.c (columns): Remove.
25511 (LEFT_COLUMN): Define.
25512 (wrap_help): Add columns argument.
25513 (print_filtered_help): Change parameters to be an include bitmask,
25514 an exclude bitmask, an any bitmask and the column width. Move the
25515 code to display the params list here. Add code to display the
25516 status of options rather than their descriptions if the quiet flag
25518 (print_specific_help): Change parameters to be an include bitmask,
25519 an exclude bitmask and an any bitmask. Move code to look up the
25520 column width here. Decide upon the title for an options listing.
25521 (common_handle_options): Add code to handle --help=. Adapt code
25522 for --help and --target-help to use the revised form of the
25523 print_specific_help function.
25524 (print_help): Delete.
25525 (print_param_help): Delete.
25526 (print_switch): Delete.
25527 * opts.h (cl_lang_count): Add prototype.
25528 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
25529 CL_MAX_OPTION_CLASS): New defines.
25530 * optc-gen.awk: Add construction of cl_lang_count.
25531 * c.opt: Add Warning attribute to warning options and Optimization
25532 attribute to optimization options.
25533 * common.opt: Likewise.
25535 Add -fhelp and -ftarget-help as aliases for the transformed --help
25536 and --target-help options.
25537 * opt-functions.awk: Add code to handle Warning and Optimization
25540 2007-02-12 Richard Henderson <rth@redhat.com>
25542 * config/alpha/constraints.md: New file.
25543 * config/alpha/alpha.c: Include tm-constrs.h.
25544 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
25545 alpha_extra_constraint): Remove.
25546 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
25547 * config/alpha/alpha-protos.h: Update.
25548 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
25549 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
25550 (EXTRA_CONSTRAINT): Remove.
25551 * config/alpha/alpha.md: Include constraints.md.
25552 (adddi splitter): Use satisfies_constraint_*.
25553 * config/alpha/predicates.md (add_operand): Likewise.
25554 (sext_add_operand, addition_operation): Likewise.
25556 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
25558 PR tree-optimization/29145
25559 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
25560 in our handling of restrict qualified pointers.
25562 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25565 * doc/invoke.texi (Wunused-value): Update description.
25566 (Wextra): Delete item.
25567 * opts.c (set_Wextra): Don't use the value of Wextra to set the
25568 value of Wunused-value.
25569 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
25570 (c_finish_stmt_expr): Don't check extra_warnings.
25571 (emit_side_effect_warnings): The caller is responsible to check
25574 2007-02-11 Roger Sayle <roger@eyesopen.com>
25575 Matt Thomas <matt@3am-software.com>
25577 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
25579 2007-02-11 Roger Sayle <roger@eyesopen.com>
25581 * simplify-rtx.c (simplify_relational_operation_1): Optimize
25582 comparisons of POPCOUNT against zero.
25583 (simplify_const_relational_operation): Likewise.
25585 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25587 * doc/invoke.texi (Wextra): Delete outdated paragraph.
25589 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25591 * dwarf2out.c (root_type): Delete unused function.
25593 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25595 * genattrtab.c (contained_in_p): Delete unused function.
25596 (write_expr_attr_cache): Likewise.
25598 2007-02-11 Jan Hubicka <jh@suse.cz>
25600 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
25603 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
25605 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
25606 to add the REG_EQ* note.
25607 * see.c (see_merge_one_use_extension): Likewise.
25608 * local-alloc.c (update_equiv_regs): Likewise. Also don't
25609 turn REG_EQUAL notes into REG_EQUIV notes if the target
25610 register may have more than one set.
25611 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
25612 * gcse.c (try_replace_reg): Likewise.
25613 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
25614 * calls.c (fixup_tail_calls): Likewise. Abort if there is
25615 more than one REG_EQUIV note.
25616 * reload1.c (gen_reload): Use set_unique_reg_note.
25618 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
25620 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
25621 (ix86_builtin_conversion): New function.
25623 2007-02-06 Mark Mitchell <mark@codesourcery.com>
25626 * tree.h (DECL_REPLACEABLE_P): New macro.
25627 * except.c (set_nothrow_function_flags): Likewise.
25629 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
25630 Ira Rosen <irar@il.ibm.com>
25631 Dorit Nuzman <dorit@il.ibm.com>
25633 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
25634 * targhooks.c (default_builtin_vectorized_conversion): New.
25635 * targhooks.h (default_builtin_vectorized_function): New declaration.
25636 * target.h (struct vectorize): Add builtin_conversion field.
25637 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
25638 stmt_vec_info_type value.
25639 (vectorizable_conversion): New declaration.
25640 * tree-vect-analyze.c (vect_analyze_operations): Add
25641 vectorizable_conversion call.
25642 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
25643 * tree-vect-transform.c (vectorizable_conversion): New function.
25644 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
25645 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
25647 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
25648 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
25649 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
25650 or ALTIVEC_BUILTIN_VCFSX.
25652 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25655 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
25656 CONST_DOUBLE and operand 0 is a hard register.
25657 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
25658 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
25659 is a hard floating-point register.
25661 2007-02-10 Richard Henderson <rth@redhat.com>
25662 Jakub Jelinek <jakub@redhat.com>
25663 Alexandre Oliva <aoliva@redhat.com>
25665 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
25666 * builtin-types.def (BT_WORD): Make unsigned.
25667 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
25668 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
25669 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
25670 * c-decl.c (grokdeclarator): Don't error if !have_tls.
25671 * c-parser.c (c_parser_omp_threadprivate): Likewise.
25672 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
25674 * expr.c (emutls_var_address): New.
25675 (expand_expr_real_1): Expand emulated tls.
25676 (expand_expr_addr_expr_1): Likewise.
25677 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
25678 * output.h (emutls_finish): Declare.
25679 * toplev.c (compile_file): Call it.
25680 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
25681 address before wrapping in CONST.
25682 * varasm.c (emutls_htab, emutls_object_type): New.
25683 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
25684 (get_emutls_object_name, get_emutls_object_type): New.
25685 (get_emutls_init_templ_addr, emutls_decl): New.
25686 (emutls_common_1, emutls_finish): New.
25687 (assemble_variable): When emulating tls, swap decls; generate
25688 constructor for the emutls objects.
25689 (do_assemble_alias): When emulating tls, swap decl and target name.
25690 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
25692 * varpool.c (decide_is_variable_needed): Look at force_output.
25693 Recurse for emulated tls.
25694 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
25695 with decide_is_variable_needed.
25696 * emutls.c: New file.
25697 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
25698 tls_object for real tls.
25700 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
25702 PR rtl-optimization/29599
25703 * reload1.c (eliminate_regs_in_insn): Take the destination
25704 mode into account when computing the offset.
25706 2007-02-09 Stuart Hastings <stuart@apple.com>
25707 Richard Henderson <rth@redhat.com>
25709 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
25710 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
25711 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
25712 fixuns_truncdfhi2): New.
25713 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
25714 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
25715 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
25716 (floatunssidf2): Allow nonimmediate source.
25717 * config/i386/sse.md (movdi_to_sse): New.
25718 (vec_concatv2di): Drop '*'.
25719 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
25720 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
25721 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
25723 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
25724 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
25725 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
25726 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
25727 (ix86_build_signbit_mask): Fix decl of v, refactor to call
25728 ix86_build_const_vector.
25729 (x86_emit_floatuns): Rewrite.
25731 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25733 * genautomata.c (longest_path_length): Delete unused function.
25734 (struct state): Delete unused longest_path_length.
25735 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
25736 (get_free_state): Delete unused.
25738 2007-02-09 Jan Hubicka <jh@suse.cz>
25740 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
25741 * doc/invoke.texi (inline-unit-growth): Update default value.
25743 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
25744 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
25745 (rebuild_cgraph_edges): Likewise.
25746 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
25747 (dump_cgraph_node): Dump frequencies.
25748 (cgraph_clone_edge): Add frequency scales.
25749 (cgraph_clone_node): Add freuqnecy.
25750 * cgraph.h (cgraph_edge): Add freuqnecy argument.
25751 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
25752 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
25753 * tree-pass.h (TODO_rebuild_frequencies): New constant.
25754 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
25755 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
25756 (save_inline_function_body): Likewise.
25757 * ipa-inline.c: inluce rtl.h
25758 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
25759 (cgraph_edge_badness): Use frequencies.
25760 (cgraph_decide_recursive_inlining): Update clonning.
25761 (cgraph_decide_inlining_of_small_function): Dump frequency.
25762 * predict.c (estimate_bb_frequencies): Export.
25763 * predict.h (estimate_bb_frequencies): Declare.
25764 * tree-inline.c (copy_bb): Watch overflows.
25765 (expand_call_inline): Update call of cgraph_create_edge.
25766 (optimize_inline_calls): Use TODO flags to update frequnecies.
25767 * passes.h: Include predict.h
25768 (init_optimization_passes): Move profile ahead.
25769 (execute_function_todo): Handle TODO_rebuild_frequencies.
25771 2007-02-09 Roger Sayle <roger@eyesopen.com>
25773 * config/alpha/alpha.c (emit_insxl): Force the first operand of
25774 the insbl or inswl pattern into a register.
25776 2007-02-09 Roger Sayle <roger@eyesopen.com>
25778 * config/ia64/ia64.md (bswapdi2): New define_insn.
25780 2007-02-09 Richard Henderson <rth@redhat.com>
25782 * config/i386/constraints.md (Ym): New constraint.
25783 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
25784 (movdi_1_rex64): Split sse and xmm general register moves from
25785 memory move alternatives. Use conditional register constraints.
25786 (movsf_1, movdf_integer): Likewise.
25787 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
25788 (movdf_integer_rex64): New.
25789 (pushsf_rex64): Fix output constraints.
25790 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
25791 (sse2_stored): Likewise.
25792 (sse2_storeq_rex64): New.
25793 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
25794 amd and not generic.
25795 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
25796 for optimize_size. Remove SF/DFmode hack.
25798 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
25800 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
25803 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
25804 Richard Sandiford <richard@codesourcery.com>
25806 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
25807 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
25808 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
25809 m68k/t-mlib to tmake_file.
25810 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
25811 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
25812 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
25813 Allow it to be cf or m68k. Set m68k_arch_family. If that
25814 variable is not empty, add t-$m68k_arch_family to tmake_file.
25815 Add t-mlibs to tmake_file.
25816 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
25817 * config/m68k/t-cf: New file.
25818 * config/m68k/t-m68k: Likewise.
25819 * config/m68k/t-mlibs: Likewise.
25820 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25821 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
25822 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
25823 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25824 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
25826 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
25827 (INSTALL_LIBGCC): Delete.
25828 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
25829 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25830 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
25831 (M68K_MLIB_CPU): Define.
25832 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25833 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
25834 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
25836 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
25837 Richard Guenther <rguenther@suse.de>
25839 PR middle-end/23361
25840 * fold-const.c (fold_comparison): Handle obfuscated comparisons
25841 against INT_MIN/INT_MAX.
25842 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
25843 file if a loop is removed.
25845 2007-02-09 Joseph Myers <joseph@codesourcery.com>
25847 * calls.c (store_one_arg): Pass correct alignment to
25848 emit_push_insn for non-BLKmode values.
25849 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
25850 unaligned stack slot via a suitably aligned slot.
25852 2007-02-08 DJ Delorie <dj@redhat.com>
25854 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
25856 (legal_subregs): Use unsigned char, make const.
25857 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
25859 2007-02-08 Paul Brook <paul@codesourcery.com>
25861 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
25862 special interworking needed.
25864 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
25866 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
25867 conditional to __SSE2__.
25868 (Entries below should have been added to first ChangeLog
25869 entry for amdfam10 dated 2007-02-05)
25870 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
25872 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
25874 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
25877 2007-02-08 DJ Delorie <dj@redhat.com>
25879 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
25880 * config/m32c/m32c.c (legal_subregs): New.
25881 (m32c_illegal_subreg_p): New.
25882 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
25883 unsupported subregs of hard regs.
25885 2007-02-08 Jan Hubicka <jh@suse.cz>
25887 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
25888 the same one; always update histograms.
25890 2007-02-08 Diego Novillo <dnovillo@redhat.com>
25892 * passes.c (init_optimization_passes): Tidy comment.
25894 2007-02-08 Roger Sayle <roger@eyesopen.com>
25896 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
25897 strip zero_extend, bswap and rotates from POCOUNT's argument.
25898 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
25899 zero_extend and rotates from PARITY's argument.
25900 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
25901 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
25902 of an integer constant at compile-time.
25904 2007-02-08 Diego Novillo <dnovillo@redhat.com>
25907 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
25909 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
25912 * tree-ssa-live.c (remove_unused_locals): Do not remove
25913 TREE_ADDRESSABLE variables.
25914 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
25915 * tree-ssa-operands.c (add_virtual_operand): Remove argument
25916 FOR_CLOBBER. Update all users.
25917 If VAR has an associated alias set, add a virtual operand for
25918 it if no alias is found to conflict with the memory reference.
25920 2007-02-07 Jan Hubicka <jh@suse.cz>
25921 Robert Kidd <rkidd@crhc.uiuc.edu>
25923 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
25925 2007-02-07 Ian Lance Taylor <iant@google.com>
25927 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
25929 2007-02-07 Roger Sayle <roger@eyesopen.com>
25931 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
25932 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
25933 tablejumpdi, movsi_to_cr_one): Remove constraints from
25934 define_expand's match_operands.
25936 2007-02-07 Roger Sayle <roger@eyesopen.com>
25938 * global.c (compute_regsets): Move declatation of "i" inside of
25939 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
25941 2007-02-07 Jakub Jelinek <jakub@redhat.com>
25944 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
25945 of INDIRECT_REF <RESULT_DECL>.
25947 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
25949 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
25950 Kaz Kojima <kkojima@gcc.gnu.org>
25953 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
25955 (sh_initialize_trampoline): Add parentheses to avoid a warning.
25957 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
25959 * doc/loop.texi: Document possibility not to perform disambiguation
25960 of loops with multiple latches.
25961 * cfgloopmanip.c (alp_enum_p): Removed.
25962 (add_loop): Handle subloops. Use get_loop_body_with_size.
25963 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
25964 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
25965 the new forwarder block.
25966 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
25967 Handle the case latch is NULL.
25968 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
25969 modifications when marking loop exits.
25970 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
25972 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
25973 disambiguate_loops_with_multiple_latches.
25974 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
25975 before fix_loop_structure.
25976 * cfgloop.c: Include pointer-set.h and output.h.
25977 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
25978 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
25979 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
25980 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
25981 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
25982 disambiguate_multiple_latches, get_loop_body_with_size,
25983 disambiguate_loops_with_multiple_latches): New functions.
25984 (flow_loop_dump): Dump multiple latch edges.
25985 (flow_loop_nodes_find): Handle loops with multiple latches.
25986 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
25987 (glb_enum_p): Modified.
25988 (get_loop_body): Use get_loop_body_with_size.
25989 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
25990 (AVOID_CFG_MODIFICATIONS): New constant.
25991 (disambiguate_loops_with_multiple_latches, add_loop,
25992 get_loop_body_with_size): Declare.
25993 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
25995 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
25997 PR inline-asm/28686
25998 * global.c (compute_regsets): New function.
25999 (global_alloc): Refactored ELIMINABLE_REGSET
26000 and NO_GLOBAL_ALLOC_REGS computation out.
26001 (rest_of_handle_global_alloc): Call compute_regsets()
26002 for non-optimizing case.
26004 2007-02-06 Richard Henderson <rth@redhat.com>
26006 * config/i386/constraints.md (Y2): Rename from Y.
26007 (Yi): New constraint.
26008 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
26009 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
26010 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
26011 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
26012 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
26013 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
26014 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
26015 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
26016 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
26017 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
26018 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
26019 vec_extractv2si_1): Change Y constraints to Y2.
26020 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
26021 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
26022 Change Y constraints to Y2.
26023 (sse2_loadld): Change Y constraints to x.
26025 2007-02-06 Roger Sayle <roger@eyesopen.com>
26027 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
26028 (parity<mode>2): New define_expand using rs6000_emit_parity.
26029 * config/rs6000/rs6000.c (rs6000_emit_popcount,
26030 rs6000_emit_parity): New functions.
26031 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
26032 rs6000_emit_parity): Prototype here.
26034 2007-02-06 Ian Lance Taylor <iant@google.com>
26036 * lower-subreg.c (simple_move_operand): Reject CONST.
26037 (resolve_clobber): Call validate_change rather than directly
26038 assigning to XEXP (pat, 0).
26040 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
26042 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
26043 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
26044 (tree-cfg.o): Remove hashtab.h dependency.
26046 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
26047 (struct ivopts_data): Change niters to pointer_map_t.
26048 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
26049 (niter_for_exit): Create pointer_map on demand. Change for
26051 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
26052 (free_loop_data): Destroy data->niters if created and reset field.
26053 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
26054 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
26056 * tree-ssa-reassoc.c: Include pointer-set.h.
26057 (bb_rank): Change to long *.
26058 (operand_rank): Change to pointer_map_t.
26059 (find_operand_rank): Return long, -1 if not found. Declare as inline.
26060 (insert_operand_rank): Accept long.
26061 (operand_entry_hash, operand_entry_eq): Remove.
26062 (get_rank): Return long. Adjust for changes above.
26063 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
26065 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
26067 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
26068 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
26069 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
26071 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
26072 directly since it cannot be NULL.
26073 (get_vi_for_tree): Rewrite for pointer_map API.
26074 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
26075 (init_alias_vars): Create vi_for_tree as pointer_map.
26076 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
26078 * tree-cfg.c: Don't include hashtab.h.
26079 (edge_to_cases): Declare as pointer_map.
26080 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
26082 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
26083 (start_recording_case_labels): Create edge_to_cases as pointer_map.
26084 (end_recoding_case_labels): Cleanup edge_to_cases manually before
26086 (record_switch_edge): Delete.
26087 (get_cases_for_edge): Adjust for pointer_map API, inline
26088 record_switch_edge (rewritten for new API), remove goto.
26090 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
26092 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
26093 * tree-nested.c: Include pointer-set.h.
26094 (var_map_elt, var_map_eq, var_map_hash): Delete.
26095 (struct nesting_info): Remove GTY marker. Change the two htab_t's
26096 to pointer_map_t's.
26097 (nesting_info_bitmap_obstack): New.
26098 (lookup_field_for_decl): Adjust for pointer_map API.
26099 (lookup_tramp_for_decl): Adjust for pointer_map API.
26100 (get_nonlocal_debug_decl): Adjust for pointer_map API.
26101 (get_local_debug_decl): Adjust for pointer_map API.
26102 (convert_nl_goto_reference): Adjust for pointer_map API.
26103 (convert_nl_goto_receiver): Adjust for pointer_map API.
26104 (create_nesting_tree): Create outside GGC space. Create bitmap on
26105 the new obstack. Create field_map and var_map as pointer_maps.
26106 (free_nesting_tree): Adjust for changes to create_nesting_tree.
26108 (lower_nested_functions): Move root here, no need to NULL it.
26109 Initialize and release the obstack.
26111 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
26113 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
26114 Remove prototypes and make them non-static.
26115 (struct tree_int_map): Remove.
26116 * tree.h (struct tree_int_map): Move here, turning TO into an
26118 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
26120 * tree.h (TREE_COMPLEXITY): Remove.
26121 (struct tree_exp): Remove complexity field.
26122 * tree.c (build1_stat): Don't set it.
26124 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
26125 Victor Kaplansky <victork@il.ibm.com>
26127 * tree-vectorizer.c (vect_is_simple_use): Support induction.
26128 (vect_is_simple_reduction): Support reduction with induction as
26129 one of the operands.
26130 (vect_is_simple_iv_evolution): Fix formatting.
26131 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
26132 formatting. Don't mark induction phis for vectorization.
26133 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
26134 * tree-vect-transform.c (get_initial_def_for_induction): New function.
26135 (vect_get_vec_def_for_operand): Support induction.
26136 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
26138 (vectorizable_reduction): Support reduction with induction as one of
26140 (vectorizable_type_demotion): Use def-type of stmt argument rather
26141 than dummy def-type.
26143 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
26144 flag_tree_scev_cprop.
26145 * common.opt (tree-scev-cprop): New flag.
26147 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
26148 call to vect_get_new_vect_var.
26150 2007-02-06 Ira Rosen <irar@il.ibm.com>
26152 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
26153 vectype is not NULL.
26154 (vect_pattern_recog_1): Likewise.
26156 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26158 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
26159 (fold_negate_expr): Likewise.
26161 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
26164 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
26165 even if cv-qualification is the same.
26167 2007-02-05 Geoffrey Keating <geoffk@apple.com>
26169 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
26170 __enable_execute_stack on completion.
26172 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26174 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
26175 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
26176 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
26177 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
26178 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
26179 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
26180 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
26181 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
26183 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26185 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
26186 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
26187 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
26188 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
26189 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
26190 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
26191 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
26192 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
26193 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
26194 umuldi3_highpart_rex64, umulsi3_highpart_insn,
26195 umulsi3_highpart_zext, smuldi3_highpart_rex64,
26196 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
26197 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
26198 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
26199 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
26200 sqrtextenddfxf2_i387): Added amdfam10_decode.
26202 * config/i386/athlon.md (athlon_idirect_amdfam10,
26203 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
26204 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
26205 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
26206 athlon_ivector_store_amdfam10): New define_insn_reservation.
26207 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
26210 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26212 * config/i386/athlon.md (athlon_call_amdfam10,
26213 athlon_pop_amdfam10, athlon_lea_amdfam10): New
26214 define_insn_reservation.
26215 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
26216 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
26217 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
26219 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26221 * config/i386/athlon.md (athlon_sseld_amdfam10,
26222 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
26223 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
26225 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26227 * config/i386/athlon.md (athlon_sseins_amdfam10): New
26228 define_insn_reservation.
26229 * config/i386/i386.md (sseins): Added sseins to define_attr type
26230 and define_attr unit.
26231 * config/i386/sse.md: Set type attribute to sseins for insertq
26234 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26236 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
26237 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
26238 ssecomi_load_amdfam10, ssecomi_amdfam10,
26239 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
26240 define_insn_reservation.
26241 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
26243 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26245 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
26246 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
26247 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
26248 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
26249 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
26250 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
26251 define_insn_reservation.
26253 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
26254 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
26255 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
26256 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
26257 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
26259 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26261 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
26262 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
26263 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
26264 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
26265 athlon_ssemul_load_k8): Added amdfam10.
26267 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26269 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
26270 (x86_sse_unaligned_move_optimal): New variable.
26272 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
26274 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
26275 for unaligned vector SSE double/single precision loads for AMDFAM10.
26277 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26279 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
26280 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
26281 Define TARGET_CPU_DEFAULT_amdfam10.
26282 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
26283 (processor_type): Add PROCESSOR_AMDFAM10.
26285 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
26286 processor_type in config/i386/i386.h.
26287 Enable imul peepholes for TARGET_AMDFAM10.
26289 * config.gcc: Add support for --with-cpu option for amdfam10.
26291 * config/i386/i386.c (amdfam10_cost): New variable.
26292 (m_AMDFAM10): New macro.
26293 (m_ATHLON_K8_AMDFAM10): New macro.
26294 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
26295 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
26296 x86_promote_QImode, x86_integer_DFmode_moves,
26297 x86_partial_reg_dependency, x86_memory_mismatch_stall,
26298 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
26299 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
26300 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
26301 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
26302 Enable/disable for amdfam10.
26303 (override_options): Add amdfam10_cost to processor_target_table.
26304 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
26305 processor_alias_table.
26306 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
26307 (ix86_adjust_cost): Add code for amdfam10.
26309 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26311 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
26312 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
26313 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
26314 * config/i386/i386.h: Add builtin definition for SSE4A.
26315 * config/i386/i386.md: Add support for ABM instructions
26316 (popcnt and lzcnt).
26317 * config/i386/sse.md: Add support for SSE4A instructions
26318 (movntss, movntsd, extrq, insertq).
26319 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
26320 Add -march=amdfam10 flag.
26321 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
26322 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
26324 * doc/extend.texi: Add documentation for SSE4A builtins.
26326 2007-02-05 Bob Wilson <bob.wilson@acm.org>
26328 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
26330 2007-02-05 Richard Guenther <rguenther@suse.de>
26332 * tree-vectorizer.h (vectorizable_function): Add argument type
26333 argument, change return type.
26334 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
26335 * tree-vect-transform.c (vectorizable_function): Handle extra
26336 argument, return vectorized function decl.
26337 (build_vectorized_function_call): Remove.
26338 (vectorizable_call): Handle calls with result and argument types
26339 differing. Handle loop vectorization factor correctly.
26340 * targhooks.c (default_builtin_vectorized_function): Adjust for
26342 * targhooks.h (default_builtin_vectorized_function): Likewise.
26343 * target.h (builtin_vectorized_function): Add argument type
26345 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
26346 extra argument, allow vectorizing of lrintf.
26347 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
26348 documentation of target hook.
26350 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
26353 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
26354 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
26355 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
26357 2007-02-05 Roger Sayle <roger@eyesopen.com>
26359 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
26360 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
26361 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
26362 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
26363 before canonicalizing sincos to cexpi.
26364 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
26366 2007-02-05 Roger Sayle <roger@eyesopen.com>
26368 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
26369 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
26370 (alpha_init_builtins): Use alpha_add_builtins to process tables.
26372 2007-02-05 Roger Sayle <roger@eyesopen.com>
26374 * mips-tfile.c (initialize_init_file): Correct endianness test.
26376 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
26378 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
26379 the 'y' constraint.
26381 2007-02-05 Richard Sandiford <richard@codesourcery.com>
26383 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
26384 saves in a PARALLEL before the register assignments.
26386 2007-02-05 Richard Sandiford <richard@codesourcery.com>
26388 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
26389 DWARF_FRAME_RETURN_COLUMN to be a general register.
26390 * dwarf2out.c (init_return_column_size): New function, split from...
26391 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
26392 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
26393 to be nongeneral registers.
26394 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
26396 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
26397 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
26399 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
26401 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
26403 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
26405 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
26406 (remove_path): Use can_remove_branch_p and remove_branch instead
26407 of loop_delete_branch_edge.
26408 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
26409 (tree_transform_and_unroll_loop): Remove dead branches immediately.
26410 Update profile using scale_dominated_blocks_in_loop.
26411 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
26412 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
26413 (can_remove_branch_p, remove_branch): Declare.
26414 * tree-cfg.c (tree_can_remove_branch_p): New function.
26415 (tree_cfg_hooks): Add tree_can_remove_branch_p.
26416 * cfgrtl.c (rtl_can_remove_branch_p): New function.
26417 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
26419 2007-02-05 Jan Hubicka <jh@suse.cz>
26421 PR middle-end/30696
26422 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
26423 nodes in cgraph, don't remove offline copy of the function.
26425 2007-02-04 Jan Hubicka <jh@suse.cz>
26427 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
26428 vectors might cause maybe_lookup_element_for_expr to be called
26429 on non-sra-candidate.
26431 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
26433 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
26434 config/bfin/bfin.md, config/bfin/predicates.md: Follow
26435 spelling conventions.
26437 2007-02-04 Richard Guenther <rguenther@suse.de>
26439 PR middle-end/30636
26440 * fold-const.c (try_move_mult_to_index): Make sure to not
26441 overflow one dimension of a multi-dimensional array access.
26443 2007-02-04 Jan Hubicka <jh@suse.cz>
26445 * passes.c (init_optimization_passes): Reindent.
26447 2007-02-04 Jan Hubicka <jh@suse.cz>
26448 Eric Botcazou <ebotcazou@adacore.com>
26450 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
26451 (execute_fixup_cfg): Break out the abnormal goto code.
26452 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
26453 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
26454 (optimize_inline_calls): Call make_nonlocal_label_edges.
26456 2007-02-04 Jan Hubicka <jh@suse.cz>
26458 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
26459 true when something was changed.
26460 (rename_ssa_copies): When something was changed, do
26461 TODO_remove_unused_locals.
26462 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
26463 add TODO_remove_unused_locals when instruction was removed.
26465 2007-02-04 Jan Hubicka <jh@suse.cz>
26467 * ipa-inline.c (try_inline): Improve debug output; work on already
26469 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
26470 call try_inline for already inlined edges too when flattening;
26471 inline also functions that make callee growth but overall unit size
26474 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
26476 * config/m32c/bitops.md, config/m32c/jump.md,
26477 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
26478 config/m32r/m32r.h, config/m32r/m32r.md,
26479 config/m32r/predicates.md, config/m68hc11/larith.asm,
26480 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
26481 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
26482 config/mips/mips-protos.h, config/mips/mips.c,
26483 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
26484 config/mn10300/mn10300.h, config/mn10300/predicates.md,
26485 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
26486 spelling conventions.
26488 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
26489 Follow spelling conventions.
26491 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
26493 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
26494 warn about C++0x compatibility.
26496 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
26498 * config/h8300/h8300.c, config/h8300/h8300.h,
26499 config/h8300/h8300.md: Follow spelling conventions.
26501 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
26503 PR middle-end/30667
26504 * combine.c (try_combine): Do not substitute source operand
26505 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
26507 2007-02-03 Jan Hubicka <jh@suse.cz>
26509 PR gcov-profile/30650
26510 * value-prof.c (stringop_block_profile): Fix handling of size counter;
26511 do not divide by zero for never executed counters.
26512 (tree_find_values_to_profile): Fix counters.
26513 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
26515 2007-02-03 Ian Lance Taylor <iant@google.com>
26517 * lower-subreg.c (simple_move_operand): New static function,
26518 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
26520 (simple_move): Call simple_move_operand.
26521 (find_decomposable_subregs): Add special handling of MEMs.
26522 (can_decompose_p): Rename from cannot_decompose_p. Reverse
26523 meaning of return value. If we see a hard register, test whether
26524 it can store a word_mode value. Change all callers.
26526 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26528 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
26529 ftrapv insns and expanders.
26530 (subdi3): Change define_expand operand 1 to arith11_operand, and
26531 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
26532 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
26533 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
26536 PR middle-end/30174
26537 * varasm.c (notice_global_symbol): Treat global objects as weak when
26538 flag_shlib is true.
26540 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26542 * emit-rtl.c (dconstpi): Delete.
26543 (dconstsqrt2): New.
26544 (init_emit_once): Delete dconstpi and init dconstsqrt2.
26545 * real.h (dconstpi): Delete.
26546 (dconstsqrt2): New.
26547 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
26548 (fold_builtin_hypot): Likewise.
26550 2007-02-03 Tom Tromey <tromey@redhat.com>
26553 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
26554 -gcoff3, -gxcoff3, -gvms3 implies -dD.
26556 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
26558 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
26559 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
26560 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
26561 config/rs6000/cell.md, config/rs6000/darwin.h,
26562 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
26563 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
26564 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
26565 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
26566 typos. Follow spelling conventions.
26567 * doc/invoke.texi: Follow spelling conventions.
26569 2007-02-03 Roger Sayle <roger@eyesopen.com>
26571 * simplify-rtx.c (simplify_relational_operation_1): Implement some
26572 canonicalization transformations that attempt to simplify integer
26573 constant comparisons to become comparisons against zero.
26575 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26577 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
26579 * fold-const.c (fold_binary): Fix comment typos. Fold complex
26580 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
26582 2007-02-02 Mike Stump <mrs@apple.com>
26584 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
26585 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
26586 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
26587 generate a branch island.
26589 2007-02-02 Bob Wilson <bob.wilson@acm.org>
26591 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
26592 (xtensa_legitimate_address_p): New.
26593 (xtensa_legitimize_address): New.
26594 (xtensa_output_addr_const_extra): New.
26595 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
26597 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
26598 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
26599 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
26600 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
26601 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
26602 (xtensa_legitimize_address): New.
26603 (xtensa_output_addr_const_extra): New.
26605 2007-02-02 Steve Ellcey <sje@cup.hp.com>
26607 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
26609 2007-02-02 Ian Lance Taylor <iant@google.com>
26611 * expmed.c (expand_divmod): Add comment.
26613 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
26615 * emit-rtl.c (renumber_insns): Remove.
26616 * flags.h: Remove the extern for flag_renumber_insns.
26617 * rtl.h: Remove the prototype for renumber_insns.
26618 * toplev.c (flag_renumber_insns): Remove.
26620 2007-02-02 Hui-May Chang <hm.chang@apple.com>
26622 Revert for x86 darwin:
26623 2005-06-19 Uros Bizjak <uros@kss-loka.si>
26625 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
26626 code before the following patch under TARGET_MACHO.
26627 (ix86_function_value_regno_p): Likewise.
26629 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26631 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
26634 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
26637 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
26638 loads to general or fp registers. Add comments.
26639 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
26641 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
26643 * pointer-set.c (insert_aux): Only return insertion slot.
26644 (pointer_set_insert): Adjust.
26645 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
26646 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
26647 pointer_map_traverse): New.
26648 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
26649 pointer_map_create, pointer_map_destroy, pointer_map_insert,
26650 pointer_map_contains, pointer_map_traverse): Declare.
26652 2007-02-02 Jakub Jelinek <jakub@redhat.com>
26654 PR middle-end/30473
26655 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
26656 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
26658 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
26660 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
26662 (struct _dep): New type.
26663 (dep_t): New typedef.
26664 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
26665 (DEP_STATUS): New access macro. The macro with the same name was
26666 renamed to DEP_LINK_STATUS.
26667 (dep_init): Declare function
26669 (struct _dep_link): New type.
26670 (dep_link_t): New typedef.
26671 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
26672 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
26673 (DEP_LINK_STATUS): New macro.
26674 (debug_dep_links): New debug function.
26676 (struct _deps_list): New type.
26677 (deps_list_t): New typedef.
26678 (DEPS_LIST_FIRST): New access macro.
26679 (FOR_EACH_DEP_LINK): New cycle macro.
26680 (create_deps_list, free_deps_list, delete_deps_list): Declare
26682 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
26683 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
26684 (copy_deps_list_change_con): Ditto.
26686 (move_dep_link): Declare function.
26688 (struct _dep_node): New type.
26689 (dep_node_t): New typedef.
26690 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
26692 (struct haifa_insn_data.back_deps): New field to hold backward
26693 dependencies of the insn.
26694 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
26696 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
26697 Change its type to deps_list_t.
26698 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
26699 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
26700 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
26702 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
26704 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
26706 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
26708 (dep_cost): Declare.
26710 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
26711 (ds_to_dk, dk_to_ds): New functions.
26713 (init_dep_1): New static function.
26714 (init_dep): New function.
26715 (copy_dep): New static function.
26717 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
26719 (detach_dep_link): New static function.
26720 (move_dep_link): New function.
26722 (dep_links_consistent_p, dump_dep_links): New static functions.
26723 (debug_dep_links): New debugging function.
26725 (deps_obstack, dl_obstack, dn_obstack): New static variables.
26727 (alloc_deps_list, init_deps_list): New static functions.
26728 (create_deps_list): New function.
26729 (clear_deps_list): New static function.
26730 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
26731 (deps_list_consistent_p, dump_deps_list): New static functions.
26732 (debug_deps_list): New function.
26733 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
26735 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
26737 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
26738 use new scheduler dependencies lists.
26739 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
26740 (sched_analyze): Ditto. Initialize dependencies lists.
26741 (add_forw_dep, compute_forward_dependences): Update to use new
26742 scheduler dependencies lists.
26744 (init_dependency_caches): Init deps_obstack.
26745 (free_dependency_caches): Free deps_obstack.
26747 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
26748 new scheduler dependencies lists.
26749 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
26750 (add_back_forw_dep, delete_back_forw_dep): Ditto.
26752 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
26753 Update to use new scheduler dependencies lists.
26754 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
26755 (debug_dependencies): Ditto.
26756 (schedule_region): Update comments.
26758 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
26759 scheduler dependencies lists.
26760 (schedule_ebb): Update comments.
26762 * rtl.def (DEPS_LIST): Remove.
26764 * lists.c (unused_deps_list): Remove.
26765 (free_list): Update assertions.
26767 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
26768 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
26770 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
26771 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
26773 * haifa-sched.c (comments): Update.
26774 (insn_cost1): Remove. Inline the code into insn_cost ().
26775 (insn_cost): Update to use new scheduler dependencies lists. Move
26776 processing of the dependency cost to dep_cost ().
26777 (dep_cost): New function. Use it instead of insn_cost () when
26778 evaluating cost of the dependency. Use compatible interface to
26779 interact with the target.
26780 (priority): Update to use new scheduler dependencies lists.
26781 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
26782 with greater number of insns that depend on the insn.
26783 (schedule_insn): Update to use new scheduler dependencies lists. Add
26784 code to free backward dependencies lists. Inline and optimize code
26785 from resolve_dep () - see PR28071.
26786 (ok_for_early_queue_removal): Update to use new scheduler dependencies
26787 lists. Update call to targetm.sched.is_costly_dependence hook.
26789 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
26790 scheduler dependencies lists.
26792 (resolve_dep): Remove. Move the logic to schedule_insn ().
26793 (init_h_i_d): Initialize dependencies lists.
26795 (process_insn_depend_be_in_spec): Rename to
26796 process_insn_forw_deps_be_in_spec. Update to use new scheduler
26797 dependencies lists.
26798 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
26799 Update to use new scheduler dependencies lists.
26800 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
26802 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
26803 new scheduler dependencies lists.
26804 (build_intra_loop_deps): Ditto.
26806 * target.h (struct _dep): Declare to use in
26807 gcc_target.sched.is_costly_dependence.
26808 (struct gcc_target.sched.adjust_cost): Fix typo.
26809 (struct gcc_target.sched.is_costly_dependence): Change signature to
26810 use single dep_t parameter instead of an equivalent triad.
26811 (struct gcc_target.sched.adjust_cost_2): Remove.
26813 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
26815 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
26817 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
26819 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
26821 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
26822 (REG_DEP_TRUE): Document.
26824 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
26825 Change signature to correspond to the targetm.sched.adjust_cost hook.
26826 Update use in TARGET_SCHED_ADJUST_COST_2.
26827 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
26828 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
26829 new scheduler dependencies lists.
26830 (ia64_gen_check): Ditto.
26832 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
26833 scheduler dependencies lists.
26835 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
26836 signature to correspond to the targetm.sched.is_costly_dependence hook.
26837 (is_costly_group): Update to use new scheduler dependencies lists.
26839 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
26840 instead of INSN_COST () macro.
26842 2007-02-01 Ian Lance Taylor <iant@google.com>
26844 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
26846 2007-02-01 Guy Martin <gmsoft@gentoo.org>
26848 * pa.md (tp_load): Correct mfctl instruction syntax.
26850 2007-02-01 Geoffrey Keating <geoffk@apple.com>
26852 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
26853 altivec_padding_size calculation on AIX. Improve comment, add
26854 assert to verify that it's right.
26856 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
26859 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
26861 PR inline-asm/28686
26862 * global.c (global_alloc): Add mising initialization of
26865 2007-02-01 Roger Sayle <roger@eyesopen.com>
26867 * alias.c (init_alias_analysis): Correct whitespace.
26868 * bb-reorder.c (fix_edges_for_rarely_executed_code,
26869 partition_hot_cold_basic_blocks): Likewise.
26870 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
26871 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
26872 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
26873 fold_builtin_snprintf_chk, fold_builtin_printf,
26874 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
26875 do_mpfr_arg3, do_mpfr_sincos): Likewise.
26876 * cfgcleanup.c (cleanup_cfg): Likewise.
26877 * cfgexpand.c (tree_expand_cfg): Likewise.
26878 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
26879 * function.c (get_next_funcdef_no): Likewise.
26880 * gengtype.c (main): Likewise.
26881 * genmodes.c (main): Likewise.
26882 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
26883 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
26884 * ifcvt.c (noce_emit_move_insn): Likewise.
26885 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
26887 * stor-layout.c (get_best_mode): Likewise.
26888 * tree-ssa-loop-niter.c (get_val_for): Likewise.
26889 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
26890 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
26891 perform_var_substitution, solve_graph): Likewise.
26892 * tree-vrp.c (vrp_finalize): Likewise.
26894 2007-02-01 Ian Lance Taylor <iant@google.com>
26896 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
26897 high part of a paradoxical subreg, return a constant zero.
26899 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
26901 * toplev.c (lang_dependent_init): Call init_set_costs.
26902 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
26904 2007-02-01 Richard Guenther <rguenther@suse.de>
26906 PR middle-end/30656
26907 * fold-const.c (fold_negate_expr): Allow negating a
26908 constant if overflow does not change.
26910 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26912 * doc/c-tree.texi (Expression trees): Improve markup.
26913 * doc/tm.texi (Register Classes, Addressing Modes)
26914 (Floating Point): Fix spacing after abbreviations. Fix some
26917 2007-02-01 Ben Elliston <bje@au.ibm.com>
26919 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
26920 * doc/contrib.texi: Likewise.
26921 * doc/install.texi: Likewise.
26923 2007-01-31 Richard Henderson <rth@redhat.com>
26924 Ian Lance Taylor <iant@google.com>
26926 * lower-subreg.c: New file.
26927 * rtl.def (CONCATN): Define.
26928 * passes.c (init_optimization_passes): Add pass_lower_subreg and
26929 pass_lower_subreg2.
26930 * emit-rtl.c (update_reg_offset): New static function, broken out
26931 of gen_rtx_REG_offset.
26932 (gen_rtx_REG_offset): Call update_reg_offset.
26933 (gen_reg_rtx_offset): New function.
26934 * regclass.c: Revert patch of 2006-03-05, restoring
26936 (clear_reg_info_regno): New function.
26937 * dwarf2out.c (concatn_loc_descriptor): New static function.
26938 (loc_descriptor): Handle CONCATN.
26939 * common.opt (fsplit_wide_types): New option.
26940 * opts.c (decode_options): Set flag_split_wide_types when
26942 * timevar.def (TV_LOWER_SUBREG): Define.
26943 * rtl.h (gen_reg_rtx_offset): Declare.
26944 (reg_scan_update): Declare.
26945 * regs.h (clear_reg_info_regno): Declare.
26946 * tree-pass.h (pass_lower_subreg): Declare.
26947 (pass_lower_subreg2): Declare.
26948 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
26949 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
26950 -fsplit-wide-types.
26951 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
26952 * Makefile.in (OBJS-common): Add lower-subreg.o.
26953 (lower-subreg.o): New target.
26955 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
26957 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
26959 2007-01-31 Anatoly Sokolov <aesok@post.ru>
26962 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
26964 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26966 PR middle-end/29335
26967 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
26969 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
26971 * cfgloop.h: Include vec-prim.h.
26972 (enum li_flags): Remove LI_ONLY_OLD.
26973 (loop_iterator): Changed.
26974 (fel_next, fel_init): Iterate over loop tree.
26975 (FOR_EACH_LOOP_BREAK): New macro.
26976 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
26978 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
26979 * modulo-sched.c (sms_schedule): Ditto.
26980 * tree-vectorizer.c (vectorize_loops): Ditto.
26981 * doc/loop.texi: Update information on loop numbering and behavior of
26982 FOR_EACH_LOOP wrto new loops.
26983 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
26984 add_to_evolution_1): Test nestedness of loops instead of comparing
26986 * tree-chrec.c (chrec_fold_plus_poly_poly,
26987 chrec_fold_multiply_poly_poly, chrec_evaluate,
26988 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
26989 reset_evolution_in_loop): Ditto.
26990 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
26992 2007-01-31 Dirk Mueller <dmueller@suse.de>
26994 * c-common.c (warn_about_parentheses): Separate warning about
26995 un-parenthized sequence of comparison operators from the one
26996 which is supposed to warn about x <= y <= z.
26998 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
27000 * optabs.h (enum optab_index): Add new OTI_isinf.
27001 (isinf_optab): Define corresponding macro.
27002 * optabs.c (init_optabs): Initialize isinf_optab.
27003 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
27005 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
27006 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
27008 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
27009 expand_builtin_interclass_mathfn.
27010 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
27011 * config/i386/i386.md (UNSPEC_FXAM): New constant.
27012 (fxam<mode>2_i387): New insn pattern.
27013 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
27014 built-in functions as x87 inline asm.
27016 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27018 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
27020 2007-01-30 Eric Christopher <echristo@apple.com>
27022 * config.gcc: Add geode.
27024 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27026 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
27027 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
27028 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
27029 value-prof.c: Fix comment typos.
27031 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27034 * doc/invoke.texi (Wpointer-arith): Document warning.
27036 2007-01-30 Janis Johnson <janis187@us.ibm.com>
27038 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
27039 the list of discrepancies from the draft TR.
27041 2007-01-30 Dirk Mueller <dmueller@suse.de>
27044 * doc/invoke.texi (-Wreturn-type): Update description to
27045 match new behavior.
27047 2007-01-30 Richard Sandiford <richard@codesourcery.com>
27049 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
27051 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
27053 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
27054 to handle optabs that operate on floating point input argument and
27055 output to integer output.
27056 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
27057 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
27058 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
27059 expand_builtin_interclass_mathfn ().
27060 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
27061 (ilogbsi2): Remove.
27062 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
27063 ilogbl built-in functions as x87 intrinsics.
27065 2007-01-30 Richard Guenther <rguenther@suse.de>
27067 PR middle-end/27657
27068 * dwarf2out.c (reference_to_unused): Query varpool if the
27069 variable was output.
27071 2007-01-30 Richard Guenther <rguenther@suse.de>
27073 PR middle-end/30313
27074 * passes.c (execute_one_pass): Reset in_gimple_form to not
27075 confuse non-unit-at-a-time mode.
27077 2007-01-29 Roger Sayle <roger@eyesopen.com>
27078 Richard Guenther <rguenther@suse.de>
27080 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
27081 avoid undefined behaviour on overflow. Use force_fit_type_double
27082 to construct the constant with the specified TREE_OVERFLOW.
27084 2007-01-29 Janis Johnson <janis187@us.ibm.com>
27086 * config/dfp-bit.c: Add parameterized support for fp exceptions.
27087 * config/dfp-bit.h: Ditto.
27089 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27091 * c-decl.c (pop_scope): Replace warnings with call to
27092 warn_for_unused_label.
27093 * c-common.h (warn_for_unused_label): Declare.
27094 * c-common.c (warn_for_unused_label): Define.
27096 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27098 * tree-optimize.c (update_inlined_to_pointers): Delete unused
27101 2007-01-29 Janis Johnson <janis187@us.ibm.com>
27103 * Makefile.in (USER_H): Remove decfloat.h.
27104 * ginclude/decfloat.h: Delete, moving contents to ...
27105 * ginclude/float.h: Add support for decimal floating point,
27106 guarded by __STDC_WANT_DEC_FP__.
27108 2007-01-29 Mike Stump <mrs@apple.com>
27110 * doc/gccint.texi (Top): Rename Loop Representation to Loop
27111 Analysis and Representation to resolve case insensitive conflict.
27112 * doc/loop.texi (Loop Analysis and Representation): Likewise.
27114 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
27116 * tree.h (struct tree_memory_tag): Add aliases member.
27117 (MTAG_ALIASES): New macro.
27118 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
27119 (add_may_alias): Remove pointer-set. Update for may_aliases being
27121 (mark_aliases_call_clobbered): Update for may_aliases being a
27123 (compute_tag_properties): Ditto.
27124 (create_partition_for): Ditto.
27125 (compute_memory_partitions): Ditto.
27126 (dump_may_aliases_for): Ditto.
27127 (is_aliased_with): Ditto.
27128 (add_may_alias_for_new_tag): Ditto.
27129 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
27130 (compute_is_aliased): New function.
27131 (compute_may_aliases): Call compute_is_aliased).
27132 (init_alias_info): Initialize alias_bitmap_obstack.
27133 (union_alias_set_into): New function.
27134 (compute_flow_sensitive_aliasing): Use union_aliases_into.
27135 (have_common_aliases_p): Rewrite to take two bitmaps and use
27137 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
27138 Update for bitmaps.
27139 (finalize_ref_all_pointers): Update for add_may_alias changes.
27140 (new_type_alias): Ditto.
27141 * tree-flow-inline.h (may_aliases): Return a bitmap.
27142 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
27143 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
27144 may_aliases being a bitmap.
27145 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
27146 may_aliases now returns a bitmap.
27147 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
27149 * tree-ssa-operands.c (add_virtual_operand): Update for
27150 may_aliases being a bitmap.
27152 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
27154 PR tree-optimization/30630
27155 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
27156 variable as changed.
27158 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
27161 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
27162 expanded only once even if an error occurs.
27164 2007-01-29 Ben Elliston <bje@au.ibm.com>
27166 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
27167 (__gcov_average_profiler): Likewise.
27168 (__gcov_ior_profiler): Likewise.
27169 (__gcov_merge_ior): Likewise.
27171 2007-01-28 Jan Hubicka <jh@suse.cz>
27173 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
27174 * value-prof.c (stringop_block_profile): Likewise.
27176 2007-01-28 Jan Hubicka <jh@suse.cz>
27178 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
27179 Add variant handling histograms; add wrapper.
27180 (clear_storage_via_libcall): Export.
27181 (emit_block_move_hints): Break out from ...; add histograms.
27182 (emit_block_move): ... this one.
27183 (clear_storage_hints): Break out from ...; add histograms.
27184 (clear_storage): ... this one.
27185 (set_storage_via_memset): Handle histogram.
27186 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
27187 (clear_storage_hints, clear_storage_via_libcall): Declare.
27188 (set_storage_via_setmem): Update prototype.
27189 * doc/md.texi (movmem, setmem): Document new arguments.
27191 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
27192 Add new histograms.
27193 (stringop_block_profile): New global function.
27194 (tree_stringops_values_to_profile): Profile block size and alignment.
27195 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
27197 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
27198 (stringop_block_profile): Declare.
27199 * builtins.c: Include value-prof.h.
27200 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
27201 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
27202 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
27203 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
27204 * profile.c (instrument_values): Add new counters.
27205 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
27207 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
27208 (tree_init_edge_profiler): Build new profilers.
27209 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
27210 (pass_tree_profile): Add dump.
27211 (tree_profile_hooks): Update.
27212 * Makefile.in (LIBGCOV): Add new constants.
27213 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
27214 __gcov_ior_profiler): New.
27215 * i386.md (movmem/setmem expanders): Add new optional arguments.
27217 2007-01-28 David Edelsohn <edelsohn@gnu.org>
27219 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
27221 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
27223 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
27224 (tree_unswitch_single_loop): Pass eni_size_weights to
27225 tree_num_loop_insns.
27226 * tree-ssa-loop-manip.c: Include tree-inline.h.
27227 (can_unroll_loop_p): Pass eni_size_weights to
27228 tree_num_loop_insns.
27229 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
27230 Pass eni_size_weights to estimate_num_insns.
27231 * tree.h (init_inline_once): Export.
27232 * toplev.c (backend_init): Call init_inline_once.
27233 * cgraphunit.c (cgraph_process_new_functions,
27234 cgraph_analyze_function): Pass eni_inlining_weights to
27235 estimate_num_insns.
27236 * ipa-inline.c (compute_inline_parameters): Ditto.
27237 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
27238 to estimate_num_insns.
27239 (try_unroll_loop_completely): Pass eni_size_weights to
27240 tree_num_loop_insns.
27241 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
27242 ot estimate_num_insns.
27243 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
27244 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
27245 * tree-inline.c (eni_inlining_weights, eni_size_weights,
27246 eni_time_weights): New variables.
27247 (init_inline_once): Initialize them.
27248 (struct eni_data): Mew.
27249 (estimate_num_insns_1, estimate_num_insns): Use weights.
27250 * tree-inline.h (struct eni_weights_d): New.
27251 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
27252 (estimate_num_insns): Declaration changed.
27253 * cfgloop.h (tree_num_loop_insns): Declaration changed.
27254 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
27255 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
27257 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
27259 * tree-data-ref.c (conflict_fn): Assert that the number of affine
27260 relations in the conflict function is valid.
27262 2007-01-27 Ian Lance Taylor <iant@google.com>
27264 * common.opt: Add fstrict-overflow.
27265 * opts.c (decode_options): Set flag_strict_overflow if -O2.
27266 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
27267 (TYPE_OVERFLOW_UNDEFINED): Define.
27268 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
27270 * tree.h (TYPE_TRAP_SIGNED): Don't define.
27271 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
27272 (fold_negate_expr): Likewise.
27273 (make_range): Likewise.
27274 (extract_muldiv_1): Likewise.
27275 (maybe_canonicalize_comparison): Likewise.
27276 (fold_comparison): Likewise.
27277 (fold_binary): Likewise.
27278 (tree_expr_nonnegative_p): Likewise.
27279 (tree_expr_nonzero_p): Likewise.
27280 * tree-vrp.c (compare_values): Likewise.
27281 (extract_range_from_binary_expr): Likewise.
27282 (extract_range_from_unary_expr): Likewise.
27283 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
27285 (nowrap_type_p): Likewise.
27286 * tree-scalar-evolution.c (simple_iv): Likewise.
27287 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
27288 (build_range_check): Likewise.
27289 (extract_muldiv_1): Likewise.
27290 (fold_comparison): Likewise.
27291 * tree-vrp.c (vrp_int_const_binop): Likewise.
27292 (extract_range_from_unary_expr): Likewise.
27293 * convert.c (convert_to_integer): Likewise.
27294 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
27295 (fold_comparison): Likewise.
27296 (fold_binary): Likewise.
27297 * optabs.c (optab_for_tree_code): Likewise.
27298 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
27299 * simplify-rtx.c (simplify_const_relational_operation): Check
27300 flag_strict_overflow and flag_trapv.
27301 (simplify_const_relational_operation): Likewise.
27302 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
27303 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
27306 2007-01-27 Roger Sayle <roger@eyesopen.com>
27308 * tree.c (tree_fold_gcd): Delete.
27309 * tree.h (tree_fold_gcd): Remove prototype.
27310 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
27311 test whether one constant integer is a multiple of another. Instead
27312 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
27313 * fold-const.c (multiple_of_p): We've determined both TOP and
27314 BOTTOM are integer constants so we can call int_const_binop directly
27315 instead of the more generic const_binop.
27317 2007-01-27 Roger Sayle <roger@eyesopen.com>
27319 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
27320 1*X check that the constant hasn't overflowed, to preserve the
27322 (round_up): Provide an efficient implementation when rouding-up an
27323 INTEGER_CST to a power-of-two.
27325 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27327 * doc/sourcebuild.texi: Add comma for clarity.
27328 * doc/extend.texi: Fix some typos.
27329 * doc/passes.texi: Likewise.
27330 * doc/cppinternals.texi: Likewise.
27331 * doc/c-tree.texi: Likewise.
27332 * doc/tree-ssa.texi: Likewise.
27333 * doc/install.texi: Likewise.
27335 2007-01-27 Jan Hubicka <jh@suse.cz>
27337 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
27338 (pass_sra): Do not require alias information.
27339 * passes.c (init_optimization_passes): Add SRA
27341 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
27343 * tracer.c (rest_of_handle_tracer): We already cleaned
27344 up the CFG in tracer() so don't do it here again.
27345 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
27346 cleanup_cfg here, either. And don't call renumber_insns.
27348 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
27349 and BB_HEAD are in the insn stream here. Instead make sure
27350 that BB_INSN is valid on all insns. Also, do check here that
27351 there are no pending branch predictions...
27352 (rtl_verify_flow_info): ...instead of doing it here. Checks
27353 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
27356 2007-01-26 Roger Sayle <roger@eyesopen.com>
27358 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
27359 function to simplify/factorize operand order canonicalization.
27360 (ix86_fixup_binary_operands): Reorganize using the above function.
27361 (ix86_binary_operator_ok): Likewise.
27363 2007-01-27 Jakub Jelinek <jakub@redhat.com>
27365 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
27366 file scope from optimize_attrs.
27367 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
27369 (optimize_attrs): Clear insn_code_values after freeing it.
27371 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
27373 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
27374 a parts.base assignment.
27376 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
27378 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
27379 (compute_subscript_distance, initialize_data_dependence_relation,
27380 finalize_ddr_dependent, analyze_ziv_subscript,
27381 analyze_siv_subscript_cst_affine,
27382 compute_overlap_steps_for_affine_univar,
27383 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
27384 analyze_siv_subscript, analyze_miv_subscript,
27385 analyze_overlapping_iterations, subscript_dependence_tester_1,
27386 compute_self_dependence, free_dependence_relation): Work
27387 with affine_fn instead of chrecs.
27388 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
27389 common_affine_function, affine_function_base,
27390 affine_function_constant_p, affine_fn_op, affine_fn_plus,
27391 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
27392 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
27393 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
27394 (all_chrecs_equal_p): Removed.
27395 * tree-data-ref.h (affine_fn, conflict_function): New types.
27396 (struct subscript): Change type of conflicting_iterations_in_a
27397 and conflicting_iterations_in_b.
27399 2007-01-26 Steve Ellcey <sje@cup.hp.com>
27402 * config/pa/pa.h (TARGET_HPUX_11): New.
27403 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
27404 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
27406 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
27407 Richard Guenther <rguenther@suse.de>
27409 * tree-ssa-structalias.c (solve_graph): Handle case
27410 we merged the variable to another.
27412 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27414 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
27417 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
27418 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
27420 2007-01-25 DJ Delorie <dj@redhat.com>
27422 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
27423 allow changes to modes which don't fit in those registers.
27425 * reload1.c (choose_reload_regs): Check for invalid subregs before
27426 computing their locations, not after.
27428 2007-01-25 Geoffrey Keating <geoffk@apple.com>
27431 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
27432 save Altivec registers in an eh_return function.
27433 (compute_vrsave_mask): Likewise.
27434 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
27435 for saving Altivec registers.
27436 (rs6000_emit_prologue): Don't allocate stack twice in
27437 eh_return function. Correct expected value of altivec_save_offset
27438 when using save_world. Describe save of R0 to stack when using
27439 save_world. Describe stack pointer adjustment when using
27440 save_world. Remove duplicated eh_return parameter register saving.
27441 Update sp_offset variable after save_world.
27442 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
27444 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
27445 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
27448 2007-01-25 Steve Ellcey <sje@cup.hp.com>
27450 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
27452 2007-01-25 Steve Ellcey <sje@cup.hp.com>
27455 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
27456 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
27458 2007-01-25 Richard Guenther <rguenther@suse.de>
27460 * doc/invoke.texi (-Wcoverage-mismatch): Document.
27461 * common.opt (-Wcoverage-mismatch): New warning option.
27462 * coverage.c (get_coverage_counts): Ignore coverage mismatch
27463 if -Wcoverage-mismatch is given.
27465 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
27467 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
27468 (ipcp_driver): Change to static definition.
27469 Add dumping of the ifunctions.
27470 (constant_val_insert): Remove unused parameter. Support for SSA.
27471 (ipcp_propagate_const): Support for SSA.
27472 (ipcp_profile_bb_print): Print only analyzed nodes.
27473 (ipcp_replace_map_create): Remove support for Fortran constant
27475 * ipa-prop.c (ipa_method_modify_stmt,
27476 ipa_callsite_compute_param): Support for SSA.
27477 * ipa-prop.h (ipcp_driver): Remove declaration.
27478 (IS_VALID_TREE_MAP_INDEX): Add define.
27480 2007-01-24 Geoffrey Keating <geoffk@apple.com>
27482 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
27484 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27486 PR middle-end/30447
27487 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
27488 constant argument to cabs and do it without checking for
27489 -funsafe-math-optimizations.
27491 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
27493 * c-common.h (RID_FIRST_CXX0X): New.
27494 (RID_LAST_CXX0X): New.
27495 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
27497 * c.opt (Wc++0x-compat): New.
27498 * doc/invoke.texi (-Wc++0x-compat): Document.
27500 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27502 * builtins.c (fold_builtin_carg): New.
27503 (fold_builtin_1): Use it.
27505 2007-01-24 Jan Hubicka <jh@suse.cz>
27507 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
27509 * ipa-inline.c (initial_insns, max_insns): Delete.
27510 (compute_max_insns): New function.
27511 (cgraph_decide_inlining_of_small_function): Use it; take minimal
27512 amount of insns as base for code growth.
27513 (cgraph_decide_inlining): Make initial_insns local; do not compute
27515 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
27516 * doc/invoke.texi (inline-unit-growth): Update docs.
27518 2007-01-24 Jakub Jelinek <jakub@redhat.com>
27520 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
27521 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
27522 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
27523 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
27524 for CPUs that have PTA_CX16 set.
27526 PR middle-end/27416
27527 * gimplify.c (omp_check_private): New function.
27528 (gimplify_scan_omp_clauses): Use it for
27529 firstprivate/lastprivate/reduction.
27531 PR middle-end/30494
27532 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
27533 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
27535 PR middle-end/30421
27536 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
27537 If lower_lastprivate_clauses emits some statements, append them
27538 to dlist rather than body_p and to body_p append an initializer.
27539 (lower_omp_for): Adjust caller.
27541 2007-01-24 Steve Ellcey <sje@cup.hp.com>
27543 * target.h (globalize_decl_name): New.
27544 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
27545 * output.h (default_globalize_decl_name): New.
27546 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
27548 (globalize_decl): Ditto.
27549 (default_globalize_decl_name): New.
27550 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
27551 (ia64_handle_version_id_attribute): New.
27552 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
27553 (ia64_asm_output_external): Use globalize_decl_name instead
27554 of globalize_label.
27555 * doc/extend.texi (version_id): New pragma.
27556 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
27558 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27560 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
27561 _uleb128_t and _Unwind_SWord with _sleb128_t.
27562 * unwind-dw2.c (extract_cie_info, execute_stack_op,
27563 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
27565 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
27566 * unwind-pe.h (read_uleb128, read_sleb128,
27567 read_encoded_value_with_base): Likewise.
27568 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
27570 2007-01-24 Richard Guenther <rguenther@suse.de>
27572 * builtins.c (expand_builtin_cexpi): Get the fndecl
27573 for cexp in the correct way.
27575 2007-01-24 Jan Hubicka <jh@suse.cz>
27577 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
27580 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27582 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
27583 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
27584 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
27585 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
27586 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
27587 __SIZEOF_PTRDIFF_T__.
27588 * doc/cpp.texi: Documentation for the new builtin macros added.
27590 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
27592 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
27593 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
27594 instead of operands[2] to avoid access past the end of array.
27596 2007-01-24 Richard Sandiford <richard@codesourcery.com>
27598 * reload1.c (emit_reload_insns): Pass the reload register
27599 for a non-spill output reload through forget_old_reloads_1.
27601 2007-01-23 Joseph Myers <joseph@codesourcery.com>
27603 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27604 _SOFT_DOUBLE if doubles use software floating-point.
27605 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
27606 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
27607 * config/rs6000/darwin-ldouble.c: Also compile functions for
27608 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
27609 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
27610 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
27611 commented-out long double override.
27612 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
27613 * config/rs6000/eabispe.h: Likewise.
27614 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
27615 long double for non-SPE.
27616 (rs6000_handle_option): Likewise.
27617 (invalid_e500_subreg): Disallow more subregs involding DImode,
27618 DFmode, TImode or TFmode.
27619 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
27621 (legitimate_lo_sum_address_p): Also check for TFmode for E500
27623 (rs6000_legitimize_address): Also handle TFmode for E500 double.
27624 (rs6000_legitimize_reload_address): Also handle TFmode for E500
27626 (rs6000_legitimate_address): Also check for TFmode for E500
27628 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
27629 (spe_build_register_parallel): Handle TFmode and TCmode.
27630 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
27632 (function_arg): Handle TFmode and TCmode for E500 double.
27633 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
27635 (print_operand): Handle TFmode and TImode for %y.
27636 (rs6000_generate_compare): Handle TFmode comparisons for E500
27638 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
27639 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
27640 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
27641 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
27642 TFmode for E500 double.
27643 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
27644 (floatsidf2): Enable for E500 double.
27645 (movtf_softfloat): Use rs6000_nonimmediate_operand.
27646 (extenddftf2): Change to extenddftf2_fprs.
27647 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
27648 depending on TARGET_E500_DOUBLE.
27649 (extendsftf2): Enable for E500 double.
27650 (trunctfdf2): Enable for E500 double.
27651 (trunctfsf2): Change to trunctfsf2_fprs.
27652 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
27653 depending on TARGET_E500_DOUBLE.
27654 (floatsitf2): Enable for E500 double.
27655 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
27656 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
27657 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
27658 (negtf2): Change to negtf2_internal.
27659 (negtf2): New expander.
27660 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
27661 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
27662 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
27663 (movdi_internal32): Use rs6000_nonimmediate_operand.
27664 (unnamed splitter): Likewise.
27665 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
27666 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
27667 (SPE64TF, DITI): New mode macros.
27668 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
27671 (frob_<mode>_di_2): New.
27672 (frob_tf_di_8_2): New.
27673 (frob_di_df): Change to frob_di_<mode>; allow more modes.
27675 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
27677 (frob_ti_<mode>_8_2): New.
27678 (frob_ti_tf_2): New.
27679 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
27680 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
27682 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
27683 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
27684 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
27685 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
27686 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
27687 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
27690 2007-01-23 Ian Lance Taylor <iant@google.com>
27692 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
27694 (OBJS-archive): Reformat, alphabetize.
27695 (OBJS): Change out_object_file to OBJS-md.
27697 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
27699 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
27700 JUMP_P and CALL_P predicates where applicable.
27701 * config/i386/i386.c: Ditto.
27702 * config/i386/i386.md: Ditto.
27703 * config/i386/mmx.md: Ditto.
27704 * config/i386/predicates.md: Ditto.
27706 2007-01-22 Andreas Schwab <schwab@suse.de>
27708 * config/m68k/m68k.h: Fix comment.
27710 2007-01-22 Jan Hubicka <jh@suse.cz>
27712 * passes.c (init_optimization_passes): Do not rerun
27713 pass_early_warn_uninitialized.
27715 2007-01-22 Richard Guenther <rguenther@suse.de>
27717 PR tree-optimization/30038
27718 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
27720 (execute_cse_sincos_1): Likewise.
27721 (execute_cse_sincos): Likewise.
27722 (gate_cse_sincos): Likewise.
27723 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
27724 the cexpi() canonicalization of sincos().
27725 * tree-pass.h (pass_cse_sincos): Declare.
27726 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
27728 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
27730 PR rtl-optimization/29329
27731 * combine.c (replaced_rhs_insn): Rename to i2mod.
27732 (replaced_rhs_value): Rename to i2mod_new_rhs.
27733 (i2mod_old_rhs): New global variable.
27734 (combine_instructions): Adjust for above change. Save a copy of
27735 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
27736 note are substituted in the second instruction.
27737 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
27738 ditch the note if it pertains to the second eliminated register
27739 and this register is mentioned in i2mod_old_rhs.
27742 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
27744 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
27745 the insn to which the note was originally attached.
27747 2007-01-21 Jan Hubicka <jh@suse.cz>
27749 * ipa-inline.c (inlining_mode): Comment, move up.
27750 (cgraph_decide_inlining_incrementally): Do not perform inlining
27751 itself; fix handling of flattening of self recursive functions.
27752 (cgraph_find_cycles): Remove.
27753 (cgraph_flatten_node): Remove.
27754 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
27755 (try_inline): New function.
27756 (cgraph_early_inlining): Update call of
27757 cgraph_decide_inlining_incrementally. Apply inlining here.
27758 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
27760 2007-01-21 Dirk Mueller <dmueller@suse.de>
27763 * tree-vrp.c (check_array_bounds): do not warn
27764 about ADDR_EXPR's of ARRAY_REF's which are immediately
27765 used in binary expressions.
27767 2007-01-21 Ira Rosen <irar@il.ibm.com>
27769 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
27770 read_write_dep and macros for its access.
27771 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
27772 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
27773 argument, call vect_check_interleaving for every independent pair of
27774 data-refs. Mark loads that access the same memory location as a store
27776 (vect_check_dependences): Remove.
27777 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
27778 call, fix the call to vect_analyze_data_ref_dependence.
27779 (vect_analyze_data_ref_access): For statements that access the same
27780 data-ref, check that they are not stores; for loads, check that there
27781 is no store that access the same location.
27783 2007-01-20 Roger Sayle <roger@eyesopen.com>
27784 Joseph Myers <joseph@codesourcery.com>
27786 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
27787 (-fdump-rtl-stack): Likewise.
27788 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
27789 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
27790 (-mpt-fixed): Use @minus{} for minus sign.
27791 (Using Precompiled Headers): Fix under/overfull hbox.
27793 2007-01-20 Jan Hubicka <jh@suse.cz>
27795 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
27796 place within annotation.
27798 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27800 * pa.c (output_move_double): Change array size of xoperands to 4.
27802 2007-01-20 Jan Hubicka <jh@suse.cz>
27804 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
27807 2007-01-19 Ian Lance Taylor <iant@google.com>
27809 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
27810 constant to unsigned HOST_WIDE_INT before negating.
27812 2007-01-19 Ian Lance Taylor <iant@google.com>
27814 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
27816 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
27817 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
27818 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
27819 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
27820 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
27821 (realloc_vdef, realloc_vuse): Change second parameter to
27823 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
27824 fields to unsigned.
27825 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
27826 unsigned. Change x and lim locals to unsigned.
27827 (realloc_vdef, realloc_vuse): Change num_elem parameter to
27829 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
27830 (copy_virtual_operands): Change i and n locals to unsigned.
27832 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27834 PR middle-end/29335
27835 * builtins.c (fold_builtin_1): Handle builtin fdim.
27837 2007-01-20 Jan Hubicka <jh@suse.cz>
27839 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
27840 * tree-ssa-structalias.c (compute_points_to_sets): Do call
27841 init_alias_heapvars.
27842 (init_alias_heapvars): Initialize only when not already initialized.
27843 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
27845 2007-01-19 Roger Sayle <roger@eyesopen.com>
27847 * common.opt (fsigned-zeros): New command line option.
27848 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
27849 of flag_unsafe_math_optimizations.
27850 * opts.c (set_fast_math_flags): The -ffast-math command line option
27851 implies -fno-signed-zeros.
27852 (fast_math_flags_set_p): Likewise.
27854 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
27855 the documentation of -ffast-math appropriately. Wrap long lines.
27857 2007-01-19 Steve Ellcey <sje@cup.hp.com>
27859 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
27860 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
27862 2007-01-19 Tomas Bily <tbily@suse.cz>
27864 * cgraphunit.c (cgraph_finalize_function): Updating of pid
27866 (tree_init_ic_make_global_vars): New function
27867 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
27868 (tree_gen_ic_profiler): New function
27869 (tree_gen_ic_func_profiler): New function
27870 (tree_profiling): Added calling of tree_gen_ic_func_profiler
27871 (tree_profile_hooks): Added hook for indirec/virtual calls
27872 * value-prof.c (tree_find_values_to_profile): New case for
27874 (tree_values_to_profile): Call for determining indirect/virtual
27876 (tree_indirect_call_to_profile): New function
27877 (tree_ic_transform): New function
27878 (tree_ic): New function
27879 (find_func_by_pid): New function
27880 (init_pid_map): New function
27881 (tree_value_profile_transformations): Added check for
27882 indirect/virtual call transformation
27883 * value-prof.h (enum hist_type): New counter type for
27884 indirect/virtual calls
27885 (profile_hooks): Added new hook for profiling indirect/virtual
27887 * profile.c (instrument_values): New case for indirect/virtual
27889 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
27890 (GCOV_COUNTER_V_INDIR): New counter type
27891 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
27892 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
27894 * cgraph.c: Definition of cgraph_max_pid
27895 (cgraph_create_node): Default init of pid attribute
27896 * cgraph.h: Declaration of cgraph_max_pid
27897 (struct cgraph_node): Added pid attribute
27898 * libgcov.c (__gcov_indirect_call_profiler): New function
27899 (__gcov_one_value_profiler_body): New function
27900 (__gcov_one_value_profiler): Body was moved to
27901 __gcov_one_value_profiler_body and calls it
27903 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
27905 * doc/gty.texi (Options): Document the mark_hook option to GTY.
27906 * gengtype.c (write_types_data, write_func_for_structure,
27907 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
27908 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
27909 (walk_type, write_func_for_structure): Generate the mark_hook if
27912 2007-01-19 Jan Hubicka <jh@suse.cz>
27914 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
27915 'early' argument take inlining mode argument specifying whether to
27916 inline for size/speeed or all functions; add support for flattening;
27918 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
27920 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27923 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
27924 the name of the declared identifier.
27926 2007-01-19 Dirk Mueller <dmueller@suse.de>
27928 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
27929 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
27930 duplicate evaluation.
27932 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
27934 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
27935 Macroize expander using X87MODEF12 mode macro. Extend operand 1
27936 to XFMode, use acosxf2 and truncate result to requested mode.
27937 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
27938 (asin<mode>2): Similarly, with asin expanders.
27939 (*fscalexf4_i387): Rename from *fscalexf4.
27940 (expNcorexf3): New expander.
27941 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
27942 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
27943 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
27944 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
27945 patterns for SSE math.
27946 (exp10<mode>2): Similarly, with exp10 expanders.
27947 (exp2<mode>2): Similarly, with exp2 expanders.
27948 (expm1<mode>2): Similarly, with expm1 expanders.
27949 (ldexp<mode>3): Similarly, with ldexp expanders.
27950 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
27951 Use gen_truncxf<mode>2_i387_noop to truncate result.
27953 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27955 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
27956 for ColdFire targets.
27958 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
27959 Richard Sandiford <richard@codesourcery.com>
27961 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
27962 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
27963 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
27964 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
27965 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
27966 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
27968 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27970 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
27971 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
27972 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
27973 (*adddi_dilshr32_cf): New pattern.
27974 (adddi3, subdi3): Remove first alternatives.
27976 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27978 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
27979 implemented using move.l, do not use its cc result for floating-point
27982 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27984 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
27985 from accepting 's' constraints if flag_pic.
27987 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27989 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
27990 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
27991 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
27992 condition from TARGET_68881 to TARGET_HARD_FLOAT.
27994 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
27996 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
27997 ColdFire alternatives.
27998 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
27999 * config/m68k/m68k.md (clzsi2): Define for ColdFire
28000 architectures that support ff1 instruction.
28002 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28003 Julian Brown <julian@codesourcery.com>
28005 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
28006 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
28007 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
28010 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28012 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
28014 (output_move_const_into_data_reg, output_move_simode_const): Delete.
28015 * config/m68k/m68k.c (const_method, const_int_cost): Take a
28016 HOST_WIDE_INT instead of an rtx.
28017 (m68k_rtx_costs): Update call accordingly.
28018 (output_move_const_into_data_reg): Likewise. Fix formatting.
28019 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
28021 (output_move_simode_const): Update calls after above changes.
28022 Rework to use automatic variables and predicates like MEM_P.
28023 * config/m68k/m68k.md (pushexthisi_const): Update call to
28026 2007-01-19 Dirk Mueller <dmueller@suse.de>
28028 * tree-ssa-alias.c (perform_var_substitution): Fix typo
28029 in dump_flags test.
28031 2007-01-19 Richard Guenther <rguenther@suse.de>
28033 * builtins.c (expand_builtin_cexpi): Fall back to expanding
28034 via cexp in case sincos is not available.
28036 2007-01-19 Richard Guenther <rguenther@suse.de>
28038 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
28039 * defaults.h (TARGET_HAS_SINCOS): Default to off.
28040 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
28041 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
28042 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
28043 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
28044 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
28045 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
28047 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
28049 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
28051 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
28052 (atan2xf3): Directly generate RTL pattern.
28053 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
28054 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
28055 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
28056 disable patterns for SSE math.
28057 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
28058 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
28059 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
28060 disable patterns for SSE math.
28062 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
28064 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
28066 2007-01-18 Roger Sayle <roger@eyesopen.com>
28068 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
28069 VIEW_CONVERT_EXPR to the same type as it's operand.
28071 2007-01-18 David Edelsohn <edelsohn@gnu.org>
28073 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
28074 configured for long double 128.
28076 2007-01-18 Mike Stump <mrs@apple.com>
28078 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
28081 2007-01-18 Michael Meissner <michael.meissner@amd.com>
28083 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
28086 2007-01-18 Jan Hubicka <jh@suse.cz>
28088 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
28089 greater than NUM_VOP_FREE_BUCKETS.
28091 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
28093 * tree-ssa-structalias.c: Update comments.
28094 (ptabitmap_obstack): Removed.
28095 (pta_obstack): New.
28096 (oldpta_obstack): Ditto.
28097 (stats): Add a few members.
28098 (struct variable_info): Remove node, complex, address_taken, and
28099 indirect_target members. Add oldsolution member.
28100 (new_var_info): Do not initialize removed members.
28101 (constraint_expr_type): Remove INCLUDES.
28102 (constraint_graph): Add size, implicit_preds, rep,
28103 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
28104 (FIRST_REF_NODE): New macro.
28105 (LAST_REF_NODE): Ditto.
28106 (FIRST_ADDR_NODE): Ditto.
28107 (find): New function.
28109 (dump_constraint): Do not handle INCLUDES.
28110 (insert_into_complex): Do not insert duplicate constraints.
28111 (condense_varmap_nodes): Renamed and rewritten into ...
28112 (merge_node_constraints): This. Also fix bug in handling of
28113 offseted copy constraints.
28114 (clear_edges_for_node): No longer need to deal with preds at all,
28115 or removing associated preds/succs.
28116 (merge_graph_nodes): Deal with indirect_cycles.
28117 Don't deal with predecessors.
28118 (add_implicit_graph_edge): New function.
28119 (add_pred_graph_edge): Ditto.
28120 (add_graph_edge): Don't deal with predecessors.
28121 (build_constraint_graph): Removed.
28122 (build_pred_graph): New function.
28123 (build_succ_graph): Ditto.
28124 (struct scc_info): Removed in_component. Added roots, dfs, and
28125 node_mapping. Remove visited_index, unification_queue.
28126 (scc_visit): Deal with union-find we do now.
28127 Deal with cycles with REF nodes.
28128 (collapse_nodes): Renamed and rewritten to ...
28129 (unify_nodes): This.
28130 (process_unification_queue): Removed.
28131 (topo_visit): Cleanup
28132 (do_da_constraint): Use find.
28133 (do_sd_constraint): Ditto.
28134 (do_ds_constraint): Ditto.
28135 (do_complex_constraint): Ditto.
28136 (init_scc_info): Update for removed and added members.
28137 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
28138 (find_indirect_cycles): This.
28139 (equivalence_class): New variable.
28140 (label_visit): New function.
28141 (perform_variable_substitution): Rewritten.
28142 (free_var_substitution_info): New function.
28143 (find_equivalent_node): Ditto.
28144 (move_complex_constraints): Ditto.
28145 (eliminate_indirect_cycles): Ditto.
28146 (solve_graph): Only propagate changed bits.
28147 Use indirect cycle elimination.
28149 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
28150 (tree_id_eq): Renamed to ...
28151 (tree_vi_eq): This. Update for member change
28152 (insert_id_for_tree): Renamed and rewritten to ...
28153 (insert_vi_for_tree): This.
28154 (lookup_id_for_tree): Renamed and rewritten to ...
28155 (lookup_vi_for_tree): This.
28156 (get_id_for_tree): Renamed and rewritten to ...
28157 (get_vi_for_tree): Ditto.
28158 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
28159 (process_constraint): Don't handle INCLUDES.
28160 Remove special ADDRESSOF case.
28161 (find_func_aliases): Rewrite to use vi functions instead of id
28163 (create_function_info_for): Ditto.
28164 (create_variable_info_for): Ditto.
28165 (intra_create_variable_infos): Ditto.
28166 (merge_smts_into): Ditto.
28167 (find_what_p_points_to): Ditto.
28168 (init_base_vars): Ditto.
28169 (init_alias_vars): Ditto.
28170 (remove_preds_and_fake_succs): New function.
28171 (dump_sa_points_to_info): Dump new stats.
28172 (dump_solution_for_var): Use find.
28173 (set_used_smts): Fix formatting.
28174 (compute_points_to_sets): Updated for new functions.
28175 (ipa_pta_execute): Ditto.
28177 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28178 Richard Sandiford <richard@codesourcery.com>
28180 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
28182 * calls.c (expand_call): If the return value is a PARALLEL,
28183 extract its first member.
28184 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
28185 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
28186 use FUNCTION_EXTRA_EPILOGUE.
28187 (m68k_function_value): Return a PARALLEL if the return value
28188 is of a pointer type.
28189 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
28190 (FUNCTION_EXTRA_EPILOGUE): Remove.
28191 * config/m68k/m68k.md (D0_REG): New constant.
28193 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28195 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
28196 output a NOP for empty epilogues.
28198 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28200 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
28201 before function. Extend register save check to include all
28202 registers, not just integer ones.
28204 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28206 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
28207 (m68k_use_return_insn): ...this.
28208 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
28209 * config/m68k/m68k.c (use_return_insn): Rename to...
28210 (m68k_use_return_insn): ...this.
28211 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
28212 of USE_RETURN_INSN.
28214 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
28216 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
28217 nearest even, fix denormal rounding overflow.
28219 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28221 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
28222 f%$smove and f%$move.
28223 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
28224 (extendsfdf2_cf): Use fdmove instead of f%&move.
28225 (truncdfsf2_cf): Use fsmove instead of f%$smove.
28226 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
28228 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28230 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
28233 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28235 * real.h (real_format): Add a canonical_nan_lsbs_set field.
28236 (coldfire_single_format): Declare.
28237 (coldfire_double_format): Likewise.
28238 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
28239 of qnan_msb_set to determine the lower bits of a canonical
28241 (encode_ieee_double): Likewise.
28242 (encode_ieee_quad): Likewise.
28243 (ieee_single_format): Initialize canonical_nan_lsbs_set.
28244 (mips_single_format): Likewise.
28245 (ieee_double_format): Likewise.
28246 (mips_double_format): Likewise.
28247 (ieee_extended_motorola_format): Likewise.
28248 (ieee_extended_intel_96_format): Likewise.
28249 (ieee_extended_intel_128_format): Likewise.
28250 (ieee_extended_intel_96_round_53_format): Likewise.
28251 (ibm_extended_format): Likewise.
28252 (mips_extended_format): Likewise.
28253 (ieee_quad_format): Likewise.
28254 (mips_quad_format): Likewise.
28255 (vax_f_format): Likewise.
28256 (vax_d_format): Likewise.
28257 (vax_g_format): Likewise.
28258 (i370_single_format): Likewise.
28259 (i370_double_format): Likewise.
28260 (decimal_single_format): Likewise.
28261 (decimal_double_format): Likewise.
28262 (decimal_quad_format): Likewise.
28263 (c4x_single_format): Likewise.
28264 (c4x_extended_format): Likewise.
28265 (real_internal_format): Likewise.
28266 (coldfire_single_format): New real_format.
28267 (coldfire_double_format): Likewise.
28268 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
28269 canonical_nan_lsbs_set.
28270 (pdp11_d_format): Likewise.
28271 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
28272 if TARGET_COLDFIRE_CPU.
28274 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28276 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
28277 (output_call, m68k_legitimize_call_address): Declare.
28278 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
28279 parenthesees. Add support for a 'W' constraint.
28280 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
28281 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
28282 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
28283 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
28285 (override_options): Initialize them. Do not set flag_no_function_cse
28286 for TARGET_ID_SHARED_LIBRARY.
28287 (m68k_output_pic_call): Delete.
28288 (m68k_legitimize_call_address): New function.
28289 (print_operand): Remove the %o prefix. Handle the %p prefix.
28290 (output_call): New function.
28291 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
28292 target address from the GOT if symbolic jumps are not allowed.
28293 * config/m68k/m68k.md (call, general_operand): Do not set
28294 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
28295 Merge separate flag_pic and !flag_pic define_insns into...
28296 (*call, *call_value): ...these new patterns. Match the address
28297 rather than the containing MEM and require it to be a call_operand.
28298 Use output_call to generate the asm template.
28299 * config/m68k/predicates.md (const_call_operand): New predicate.
28300 (call_operand): Likewise.
28302 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
28304 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
28305 (STACK_GROWS_DOWNWARD): Define to 1.
28306 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
28307 comments, emphasizing that these values are only defaults.
28308 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
28309 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
28311 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28313 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
28315 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28316 Richard Sandiford <richard@codesourcery.com>
28318 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
28319 (FP_REGNO_P): New macros.
28320 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
28321 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
28322 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
28323 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
28325 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
28327 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
28328 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
28330 * config/m68k/t-floatlib: New file, extracting common code from...
28331 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
28332 * config/m68k/t-uclinux: Here.
28333 * config/m68k/fpgnulib.c: Do not compile extendeed precision
28334 routines on ColdFire targets.
28336 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
28338 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
28339 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
28340 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
28341 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
28342 explicitly set MOTOROLA to 1.
28343 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
28345 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28346 Nathan Sidwell <nathan@codesourcery.com>
28348 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
28349 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
28350 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
28351 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
28352 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
28353 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
28354 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
28355 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
28356 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
28357 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
28358 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
28359 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
28360 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
28361 (DBX_REGISTER_NUMBER): Delete.
28362 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
28363 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
28364 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
28366 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28368 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
28369 * config/flat.h: New file.
28370 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
28371 OBJECT_FORMAT_FLAT.
28372 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
28373 indirect references for -msep-data or -mid-shared-library.
28374 Do not use PC-relative code addresses either.
28375 * config/m68k/m68k.c (override_options): Restrict -fPIC error
28377 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
28378 for shared libraries and crt1.o for executables. Use crti.o and
28380 (ENDFILE_SPEC): Use crtend.o and crtn.o.
28381 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
28382 Do not add -elf2flt or -shared-lib-id options here.
28383 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
28384 Pass -shared-lib-id if -mid-shared-library, taking the library
28385 identifier from -mshared-library-id if given, otherwise
28387 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
28388 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
28389 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
28390 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
28391 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
28392 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
28394 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
28395 jump sequence for ISA A and ISA A+.
28396 (PICJUMP): Likewise.
28398 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28400 * config.gcc (m68k-*-uclinux*): Base the port on the common
28401 and m68k GNU/Linux files rather than on the generic ELF ones.
28402 * config/m68k/uclinux.h (TARGET_VERSION): Override.
28403 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
28405 2007-01-18 Julian Brown <julian@codesourcery.com>
28406 Richard Sandiford <richard@codesourcery.com>
28408 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
28409 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
28410 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
28412 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
28413 80 unconditionally.
28414 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
28416 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28418 * doc/install.texi: Document m68k-uclinuxoldabi.
28419 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
28420 * config/m68k/uclinux-oldabi.h: New file, copied from
28421 config/m68k/uclinux.h.
28423 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
28425 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
28426 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
28427 (m32r_compute_frame_size): Use unsigned for regno.
28428 (m32r_reload_lr): Use gen_frame_mem.
28430 (m32r_output_function_epilogue): Don't output the function epilogue
28432 (m32r_expand_epilogue): New.
28433 (direct_return): Return false if the function has the interrupt
28435 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
28436 * config/m32r/m32r.md (epilogue): New expander.
28437 (return_lr, return_rte): New insns.
28438 (return): Make it expander.
28439 (return_normal): New expander.
28441 2007-01-18 Josh Conner <jconner@apple.com>
28444 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
28445 support for UNLE, UNLT, UNGE, and UNGT.
28447 2007-01-18 Jan Hubicka <jh@suse.cz>
28449 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
28450 * tree-tailcall (add_virtual_phis): Likewise.
28451 (optimize_tail_call): Return TODOs.
28452 (execute_tail_calls): Return TODOs.
28453 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
28454 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
28456 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
28457 Cleanup cfg using TODO.
28458 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
28459 * passes.c (execute_function_todo): When cleanup did something, remove
28461 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
28462 (make_edges): Don't cleanup_cfg.
28464 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
28466 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
28467 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
28468 operate on the top of stack.
28469 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
28470 register handling of instructions that output to the second
28472 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
28473 (move_for_stack_reg): Special-case check for dead destination
28474 stack slot for constant load of 1.0 inside UNSPEC_TAN.
28476 * config/i386/i386.md (UNSPEC_TAN): New constant.
28477 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
28478 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
28479 to correctly model move of constant 1.0 to top stack slot.
28480 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
28481 (unnamed peephole2 pattern): Remove corresponding peephole2
28482 pattern that optimizes tan insn and loading of constant 1.0.
28483 (tanxf2): Use fptanxf4_i387.
28484 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
28485 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
28486 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
28487 disable patterns for SSE math.
28488 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
28489 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
28491 2007-01-18 Dirk Mueller <dmueller@suse.de>
28492 Richard Guenther <rguenther@suse.de>
28495 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
28496 * common.opt (Warray-bounds): Add new warning option.
28497 * c-opts.c (c_common_handle_option): Define -Warray-bounds
28499 * Makefile.in: make tree-vrp.o depend on toplev.h
28500 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
28502 (check_array_refs, check_array_bounds, check_array_ref): New.
28504 2007-01-18 Jan Hubicka <jh@suse.cz>
28506 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
28507 (execute_ssa_ccp): Return flags conditionally.
28508 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
28510 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
28512 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
28514 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
28515 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
28517 * Makefile.c (GTFILES): Add cfglayout.h.
28518 * gengtype.c (open_base_files): Likewise.
28519 * cfglayout.c (cfg_layout_function_footer,
28520 cfg_layout_function_header) Reindent to make gengtype happy.
28521 * cfglayout.h (cfg_layout_function_footer,
28522 cfg_layout_function_header): Add GTY(()) marker.
28524 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
28526 2007-01-18 Ben Elliston <bje@au.ibm.com>
28528 * genautomata.c (write_automata): Include xstrerror output in the
28529 error message if writing the DFA description file fails.
28531 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
28533 * config/mips/mips-protos.h (mips_output_external): Make it
28535 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
28536 * config/mips/mips.c (irix_output_external_libcall): Likewise.
28537 (extern_list): Likewise.
28538 (extern_head): Likewise.
28539 (TARGET_ASM_FILE_END): Likewise.
28540 (mips_file_end): Likewise.
28541 (mips_output_external): Rewritten.
28543 2007-01-18 Ben Elliston <bje@au.ibm.com>
28545 * genpreds.c (write_insn_preds_c): Only write out the function
28546 body for regclass_for_constraint if we have register constraints.
28548 2007-01-17 Tom Tromey <tromey@redhat.com>
28550 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
28551 * doc/install.texi (Testing): Use sourceware.org.
28552 (Binaries): Likewise.
28553 (Specific): Likewise.
28554 * doc/contrib.texi (Contributors): Use sourceware.org.
28556 2007-01-17 Anatoly Sokolov <aesok@post.ru>
28558 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
28559 (AVR_ENHANCED): Rename to ...
28560 (AVR_HAVE_MUL): ... new.
28561 (avr_enhanced_p): Rename to ...
28562 (avr_have_mul_p): ... new.
28563 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
28564 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
28565 * config/avr/avr.c (avr_enhanced_p): Rename to ...
28566 (avr_have_mul_p): ... new.
28567 (base_arch_s): Rename 'enhanced' to 'have_mul'.
28568 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
28569 'avr_enhanced_p' and 'enhanced'.
28570 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
28571 AVR_HAVE_MUL instead of AVR_ENHANCED.
28572 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
28573 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
28574 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
28575 instead of AVR_ENHANCED.
28576 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
28577 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
28578 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
28580 2007-01-17 Ian Lance Taylor <iant@google.com>
28582 * vec.h (VEC_reserve_exact): Define.
28583 (vec_gc_p_reserve_exact): Declare.
28584 (vec_gc_o_reserve_exact): Declare.
28585 (vec_heap_p_reserve_exact): Declare.
28586 (vec_heap_o_reserve_exact): Declare.
28587 (VEC_OP (T,A,reserve_exact)): New static inline function, three
28589 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
28590 negative parameter.
28591 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
28592 (VEC_OP (T,A,copy)) [all versions]: Likewise.
28593 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
28594 * vec.c (calculate_allocation): Add exact parameter. Change all
28596 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
28597 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
28598 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
28599 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
28600 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
28601 (vec_heap_p_reserve_exact): New function.
28602 (vec_heap_o_reserve_exact): New function.
28604 2007-01-17 Jan Hubicka <jh@suse.cz>
28606 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
28608 2007-01-17 Eric Christopher <echristo@apple.com>
28610 * config.gcc: Support core2 processor.
28612 2007-01-16 Jan Hubicka <jh@suse.cz>
28614 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
28615 the names, just unlink the chain so we don't crash on dangling
28619 2007-01-16 Jan Hubicka <jh@suse.cz>
28621 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
28622 * tree-pass.h: Reorder to make IPA passes appear toegher.
28623 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
28625 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
28626 parameters, do not call early inliner.
28627 * ipa-inline.c: Update comments. Include tree-flow.h
28628 (cgraph_decide_inlining): Do not compute inlining parameters.
28629 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
28630 be called with function context set up.
28631 (pass_ipa_inline): Remove unreachable functions before pass.
28632 (cgraph_early_inlining): Simplify assuming to be called from the
28634 (pass_early_inline): New pass.
28635 (cgraph_gate_ipa_early_inlining): New gate.
28636 (pass_ipa_early_inline): Turn into simple wrapper.
28637 (compute_inline_parameters): New function.
28638 (gate_inline_passes): New gate.
28639 (pass_inline_parameters): New pass.
28640 (apply_inline): Move here from tree-optimize.c
28641 (pass_apply_inline): New pass.
28642 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
28644 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
28645 doing them by hand.
28646 (tree_function_versioning): Do not allocate dummy struct function.
28647 * tree-inline.h (optimize_inline_calls): Update prototype.
28648 * tree-optimize.c (execute_fixup_cfg): Export.
28649 (pass_fixup_cfg): Remove
28650 (tree_rest_of_compilation): Do not apply inlines.
28651 * tree-flow.h (execute_fixup_cfg): Declare.
28652 * Makefile.in (gt-passes.c): New.
28653 * passes.c: Include gt-passes.h
28654 (init_optimization_passes): New passes.
28655 (nnodes, order): New static vars.
28656 (do_per_function_toporder): New function.
28657 (execute_one_pass): Dump current pass here.
28658 (execute_ipa_pass_list): Don't dump current pass here.
28660 2007-01-16 Janis Johnson <janis187@us.ibm.com>
28662 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
28663 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
28665 2007-01-16 David Edelsohn <edelsohn@gnu.org>
28667 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
28668 (strong_alias): Define.
28669 (__gcc_qmul): Provide non-FMA for soft-float.
28670 (__gcc_qdiv): Same.
28675 (__gcc_qunord): New.
28685 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
28686 soft-float functions.
28687 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
28688 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
28689 about long double soft float.
28691 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
28692 Tehila Meyzels <tehila@il.ibm.com>
28694 * tree-vectorizer.h (is_pattern_stmt_p): New.
28695 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
28696 formatting (tabs instead of spaces). Cleanup and clarify setting
28697 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
28698 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
28699 (vectorizable_type_demotion): Check that types are integral.
28700 (vectorizable_type_promotion): Likewise.
28701 (vectorizable_store): Fix typo. Eliminate new-line at end of
28704 2007-01-16 Jan Hubicka <jh@suse.cz>
28706 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
28709 2007-01-15 Eric Christopher <echristo@apple.com>
28711 * ifcvt.c: Include vec.h, vecprim.h.
28712 (check_cond_move_block): New argument regs.
28713 Reorganize. Add registers used to regs.
28714 (cond_move_process_if_block): Use regs set above as
28717 2007-01-15 Eric Christopher <echristo@apple.com>
28719 * config/darwin.h: Update copyright.
28720 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
28721 (LINK_COMMAND_SPEC): Add -u.
28722 (LINK_SPEC): Fix umbrella for above.
28724 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
28726 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
28729 2007-01-15 Tom Tromey <tromey@redhat.com>
28731 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
28732 * doc/install.texi (Testing): Don't mention jacks.
28733 (Configuration): Document --enable-java-maintainer-mode. Move
28734 --with-java-home to libgcj-specific section. Document
28736 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
28738 2007-01-15 Jan Hubicka <jh@suse.cz>
28740 * tree-ssa-dce.c (DCE_TODOs): New.
28741 (propagate_necessity): Return if something changed.
28742 (eliminate_unnecessary_stmts): Likewise.
28743 (perform_tree_ssa_dce): Return TODO flags when needed.
28744 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
28746 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
28748 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
28749 (fyl2x_extend<mode>xf3_i387): New insn pattern.
28750 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
28751 patterns using X87MODEF12 mode macro. Extend operand 1
28752 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
28753 (log10<mode>2): Ditto.
28754 (log2<mode>2): Ditto.
28755 (log1p<mode>2): Ditto.
28756 (logb<mode>2): Ditto.
28757 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
28758 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
28759 (*fxtractxf3_i387): Rename from *fxtractxf3.
28760 (fxtract_extend<mode>xf3_i387): New insn pattern.
28761 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
28762 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
28763 and gen_fyl2xxf3_i387().
28765 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
28767 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
28768 * cfgloopmanip.c (fix_loop_placement): Made static. Use
28769 get_loop_exit_edges. Changed return type to bool.
28770 * cfgloop.h (fix_loop_placement): Declaration removed.
28772 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
28774 * param.h (MIN_VECT_LOOP_BOUND): New.
28775 * params.def (MIN_VECT_LOOP_BOUND): New.
28776 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
28777 argument - minimum threshold for number of iterations.
28778 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
28779 argument to declaration.
28780 * tree-vect-analyze.c (vect_analyze_operations): Check value of
28781 MIN_VECT_LOOP_BOUND.
28782 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
28783 slpeel_tree_peel_loop_to_edge with additional argument.
28784 (vect_do_peeling_for_alignment): Likewise.
28785 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
28787 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
28790 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
28791 operands of size 1.
28793 2007-01-14 Jan Hubicka <jh@suse.cz>
28795 * tree-dfa.c (remove_referenced_var): New function.
28796 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
28797 prune referenced vars list too.
28798 * tree-flow.h (remove_referenced_var): Declare.
28800 2007-01-14 Jan Hubicka <jh@suse.cz>
28802 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
28804 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
28805 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
28806 * except.h (verify_eh_throw_table_statements): Kill prototype.
28807 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
28808 into call exrepssions.
28809 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
28811 * tree-cfg.c: Include pointer-set.h.
28812 (verify_node_sharing): Work on pointer set.
28813 (verify_eh_throw_stmt_node): New.
28814 (verify_stmts): Use pointers sets, verify throw_stmt.
28816 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
28818 * ipa-reference.c (analyze_function): Consider also addresses taken
28821 2007-01-12 Roger Sayle <roger@eyesopen.com>
28823 * c-typeck.c (null_pointer_constant_p): Replace use of
28824 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
28825 (build_c_cast): Likewise.
28827 2007-01-12 Roger Sayle <roger@eyesopen.com>
28829 * tree.h (force_fit_type_double): Remove unused final argument.
28830 * c-common.c (constant_expression_warning): Replace use of
28831 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
28832 (convert_and_check): Likewise.
28833 (shorten_compare): Update call to force_fit_type_double.
28834 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
28835 * convert.c (convert_to_pointer): Update call to
28836 force_fit_type_double.
28837 * fold-const.c (force_fit_type_double): Remove overflowed_const
28839 (int_const_binop, fold_convert_const_int_from_int,
28840 fold_convert_const_int_from_real, fold_div_compare,
28841 fold_sign_changed_comparison, fold_unary, fold_negate_const,
28842 fold_abs_const, fold_not_const): Remove the final argument from
28843 calls to force_fit_type_double.
28845 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
28847 * configure.ac: Set insn to "nop" for spu-*-* also.
28848 * configure: Regenerate.
28850 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
28852 * builtins.def : Add BUILT_IN_FREE.
28854 2007-01-12 Jan Hubicka <jh@suse.cz>
28856 PR tree-optimization/30443
28857 * tree-inline.c (tree_function_versioning): Do not optimize when
28858 cloning for inlining.
28860 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
28862 * doc/loop.texi: Document recording of loop exits.
28863 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
28864 (update_single_exits_after_duplication,
28865 update_single_exit_for_duplicated_loop,
28866 update_single_exit_for_duplicated_loops): Removed.
28867 (duplicate_loop_to_header_edge): Do not call
28868 update_single_exits_after_duplication and
28869 update_single_exit_for_duplicated_loops.
28870 (loop_version): Do not update single_exit information.
28871 (fix_loop_structure): Use record_loop_exits instead of
28872 mark_single_exit_loops.
28873 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
28874 the lists of loop exits.
28875 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
28876 split_edge, merge_blocks): Update the lists of loop exits.
28877 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
28878 loop_optimizer_init.
28879 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
28880 of mark_single_exit_loops.
28881 (loop_optimizer_finalize): Call release_recorded_exits.
28882 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
28883 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
28884 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
28885 update single exit information.
28886 * lambda-code.c (perfect_nestify): Ditto.
28887 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
28888 (mark_single_exit_loops): Removed.
28889 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
28890 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
28891 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
28893 (get_loop_exit_edges, single_exit): Use recorded exit lists.
28894 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
28895 (verify_loop_structure): Verify consistency of the exit lists.
28896 (flow_loops_find): Use alloc_loop. Initialize exits hash.
28897 (set_single_exit): Removed.
28898 * cfgloop.h (struct loop_exit): New function.
28899 (struct loop): single_exit_ field replaced by exits field.
28900 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
28901 LOOPS_HAVE_RECORDED_EXITS.
28902 (struct loops): Added exits hash.
28903 (mark_single_exit_loops, set_single_exit): Declaration removed.
28904 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
28906 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28908 * doc/invoke.texi: Avoid use of @headitem.
28910 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28912 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
28914 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28916 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
28919 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
28920 Richard Sandiford <richard@codesourcery.com>
28922 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
28923 * config/m68k/m68k.opt: Resort options.
28924 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
28926 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
28927 Richard Sandiford <richard@codesourcery.com>
28929 * doc/invoke.texi: Document the macros that are defined by
28930 m68k's -mtune and -mhard-float options.
28931 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
28932 (m68k_cpp_cpu_family): Likewise.
28933 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
28934 of __ucfv*__ macros. Define __mcffpu__ if generating code for
28935 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
28936 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
28937 (m68k_cpp_cpu_family): Likewise.
28939 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28941 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
28942 macros besides mc68000 as tuning macros. Use a switch statement
28943 to set them and mcpu32.
28945 2007-01-12 Julian Brown <julian@codesourcery.com>
28947 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
28948 (TARGET_68040_ONLY): Rename to...
28949 (TARGET_68040): ...this.
28950 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
28951 * config/m68k/m68k.md: Likewise.
28953 2007-01-12 Julian Brown <julian@codesourcery.com>
28954 Nathan Sidwell <nathan@codesourcery.com>
28955 Richard Sandiford <richard@codesourcery.com>
28957 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
28958 the -mcpu= argument associated with the --with-cpu setting.
28959 Define M68K_DEFAULT_TUNE to the default -mtune= option,
28960 if different from the one implied by the -mcpu setting.
28961 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
28962 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
28963 * doc/invoke.texi: Mention ColdFire in the introduction to the
28964 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
28965 -mno-div and -mhard-float options. Make -m68881 a synonym for
28966 -mhard-float. Document the previously-undocumented -m5206e,
28967 -m528x, -m5307 and -m5407 options. Tweak the existing option
28968 documentation for consistency.
28969 * doc/install.texi: Mention new --with-cpu arguments.
28970 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
28971 default CPU if neither -mcpu nor -march are specified.
28972 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
28973 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
28974 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
28975 using m68k_tune to decide between families that implement the
28976 same ISA. Use m68k_tune to set __mcfv4e__.
28977 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
28978 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
28979 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
28980 (FL_ISA_C, FL_ISA_MMU): New macros.
28981 (MASK_COLDFIRE): Delete.
28982 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
28983 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
28984 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
28985 (TARGET_HARD_FLOAT): Do not define here.
28986 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
28987 (TUNE_68000): New macro.
28988 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
28989 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
28990 (TUNE_CFV2): Redefine in terms of m68k_tune.
28991 (uarch_type, target_device, fpu_type): New enums.
28992 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
28993 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
28994 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
28995 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
28996 (FL_FOR_isa_c): New macros.
28997 (m68k_isa): New enum.
28998 (m68k_target_selection): New structure.
28999 (all_devices, all_isas, all_microarchs): New tables.
29000 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
29001 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
29002 (MASK_ALL_CPU_BITS): Delete.
29003 (m68k_find_selection): New function.
29004 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
29005 Map the legacy target options to a combination of the new ones.
29006 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
29007 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
29008 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
29010 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
29011 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
29013 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
29014 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
29015 * config/m68k/m68k-devices.def: New file.
29017 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29018 Nathan Sidwell <nathan@codesourcery.com>
29020 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
29021 (SUBTARGET_EXTRA_SPECS): New macros.
29022 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
29023 use %(asm_cpu_spec) instead.
29024 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
29025 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
29026 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
29027 (EXTRA_SPECS): Rename to...
29028 (SUBTARGET_EXTRA_SPECS): ...this.
29030 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29031 Richard Sandiford <richard@codesourcery.com>
29032 Julian Brown <julian@codesourcery.com>
29034 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29035 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
29036 to the configuration's default CPU.
29037 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
29038 Remove default masks.
29039 (m680[012]0-*-*): Set the default with_cpu to the first part of
29041 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
29042 (m68k*-*-linux): Extend the --with-cpu handling to...
29043 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
29044 and m68010. Don't set target_cpu_default2.
29045 * doc/install.texi: Document --with-cpu for m68k.
29046 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
29047 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
29048 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
29049 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
29050 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
29051 (ASM_SPEC): Remove use of %(asm_cpu_default).
29052 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
29053 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
29054 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
29055 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
29056 __HAVE_FPU__ if TARGET_HARD_FLOAT.
29057 (TARGET_DEFAULT): Delete.
29058 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
29059 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
29060 (CPP_CPU_SPEC): Delete.
29061 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
29062 the appropriate string.
29063 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
29064 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
29065 (ASM_SPEC): Don't use %(asm_default_spec).
29066 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
29067 TARGET_DEFAULT and add MASK_68881.
29068 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
29070 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29072 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
29073 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
29074 MASK_68010 alongside MASK_68020.
29075 * doc/invoke.texi: Document -m68010.
29076 * config/m68k/m68k.opt (m68010): New.
29077 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
29079 (TUNE_68010): New macro.
29080 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
29081 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
29082 (M68K_CPU_m68332): Add MASK_68010.
29083 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
29084 fallback definition.
29085 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
29087 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
29088 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
29089 to all entries that use MASK_68020.
29090 (output_move_simode_const, output_move_himode, output_move_qimode)
29091 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
29092 instead of TARGET_68020 to select clr behavior. Remove comment
29093 about there being no TARGET_68010.
29094 * config/m68k/m68k.md: Likewise throughout.
29096 2007-01-12 Julian Brown <julian@codesourcery.com>
29098 * config/m68k/m68k.h (TARGET_ISAB): New macro.
29099 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
29100 * config/m68k/m68k.md: Likewise.
29102 2007-01-12 Julian Brown <julian@codesourcery.com>
29104 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
29105 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
29107 2007-01-12 Julian Brown <julian@codesourcery.com>
29109 * config/m68k/m68k.h (TUNE_68040_60): New macro.
29110 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
29111 * config/m68k/m68k.md: Likewise.
29113 2007-01-12 Julian Brown <julian@codesourcery.com>
29114 Richard Sandiford <richard@codesourcery.com>
29116 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
29117 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
29118 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
29120 (TARGET_CPU32): Rename to...
29121 (TUNE_CPU32): ...this.
29122 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
29123 (TUNE_CFV2): New macros.
29124 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
29125 remove conditions that are implied by TARGET_68020.
29126 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
29127 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
29128 (m68k_output_function_epilogue): Likewise.
29129 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
29130 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
29131 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
29132 non-68000 timings. Refactor multiplication and division costs.
29133 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
29134 TUNE_CPU32 instead of TARGET_CPU32.
29135 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
29136 and TUNE_68060 instead of TARGET_68060.
29137 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
29138 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
29140 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
29141 && !TARGET_COLDFIRE" to choose between moveq and clr.
29142 Likewise in the unnamed movsf pattern.
29143 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
29144 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
29147 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29149 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
29150 of tabbing before backslashes.
29152 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29154 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
29155 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
29156 (ASM_OUTPUT_INTERNAL_LABEL): Define.
29158 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
29160 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
29161 find_interesting_uses_cond.
29162 (find_interesting_uses_cond): Use extract_cond_operands.
29163 (rewrite_use_compare): Use extract_cond_operands and
29164 force_gimple_operand_bsi. Do not call update_stmt.
29165 (determine_use_iv_cost_condition): Use extract_cond_operands.
29166 Return cheaper of using original bound and changing the exit bound.
29168 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
29170 PR tree-optimization/29516
29171 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
29172 most_expensive_mult_to_index, addr_to_parts,
29173 create_mem_ref, maybe_fold_tmr): Make the type of
29174 fields of TARGET_MEM_REF sizetype.
29175 (move_fixed_address_to_symbol, move_pointer_to_base):
29177 * tree.def (TARGET_MEM_REF): Add comment on types of
29180 2007-01-11 Joseph Myers <joseph@codesourcery.com>
29182 * c-common.c (vector_types_convertible_p): Treat opaque types as
29183 always convertible if they have the same size, but not otherwise.
29185 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
29187 * ifcvt.c (struct noce_if_info): Add comments to the fields.
29188 Remove the b_unconditional field.
29189 (noce_try_sign_mask): Do not look at b_unconditional.
29190 (noce_process_if_block): Do not use merge_if_blocks. Update
29191 the CFG here. Do not set b_unconditional.
29192 (cond_move_process_if_block): Likewise.
29193 (find_cond_trap): Likewise.
29194 (check_cond_move_block): Require simple jump insns at the end
29195 of the basic block.
29197 2007-01-11 Jan Hubicka <jh@suse.cz>
29199 PR tree-optimization/1046
29200 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
29201 when alias info is not ready.
29202 (pass_tail_recursion): Do not require aliasing.
29203 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
29204 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
29205 * tree-ssa-copy.c (pass_copy_prop): Likewise.
29206 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
29207 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
29208 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
29209 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
29211 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
29212 When aliasing is not build, mark statement as volatile.
29214 2007-01-11 Tom Tromey <tromey@redhat.com>
29216 PR preprocessor/15185, PR preprocessor/20989:
29217 * doc/cppopts.texi <-MT>: Update description of algorithm for
29218 computing default target.
29219 <-M, -MD>: Reword "basename" text.
29221 2007-01-11 Roger Sayle <roger@eyesopen.com>
29223 * builtins.c (expand_builtin_pow, expand_builtin_powi,
29224 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
29225 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
29226 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
29227 fold_builtin_bswap, real_constp, fold_builtin_pow,
29228 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
29229 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
29230 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
29231 * convert.c (convert_to_pointer): Likewise.
29232 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
29233 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
29234 const_binop, fold_convert_const_int_from_int,
29235 fold_convert_const_int_from_real,
29236 fold_convert_const_real_from_real, sign_bit_p,
29237 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
29238 fold_sign_changed_comparison, fold_unary, fold_comparison,
29239 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
29240 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
29241 * print-tree.c (print_node_brief, print_node): Likewise.
29242 * stor-layout.c (place_field, layout_type): Likewise.
29243 * tree-chrec.c (keep_cast): Likewise.
29244 * tree.c (build_vector, build_real, build_real_from_int_cst,
29245 build_complex): Likewise.
29247 2007-01-11 Roger Sayle <roger@eyesopen.com>
29249 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
29250 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
29252 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
29254 * configure.ac (strict1_warn): Rename to strict_warn.
29255 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
29256 cc_set_by_configure, quoted_cc_set_by_configure,
29257 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
29258 all_boot_languages, all_stagestuff): Remove.
29259 (target_list): Remove bootstrap targets.
29260 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
29261 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
29262 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
29263 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
29264 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
29265 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
29266 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
29267 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
29268 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
29269 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
29270 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
29271 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
29272 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
29273 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
29274 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
29275 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
29276 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
29277 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
29278 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
29279 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
29280 (mostlyclean): Adjust.
29281 (clean, distclean): Don't mention bootstrap stuff.
29282 * configure: Regenerate.
29283 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
29284 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
29285 treelang/config-lang.in (stagestuff): Remove.
29286 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
29287 stageprofile, stagefeedback, stagestuff): Remove mention.
29289 2007-01-11 Nick Clifton <nickc@redhat.com>
29291 * config/mcore/predicates.md (mcore_general_movesrc_operand):
29293 (mcore_general_movdst_operand): Do not accept CONST_INTs.
29294 (mcore_arith_K_S_operand): Run the test for the S constraint not
29295 the test for the M constraint.
29296 (mcore_addsub_operand): Do not accept integer values that are
29297 larger than 32 bits.
29298 * config/mcore/mcore.md: Remove unused constraints from split.
29299 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
29300 (addsi3): Likewise.
29301 (allocate_stack): Likewise.
29302 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
29303 operands to 32 bits.
29304 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
29306 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
29307 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
29308 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
29309 mcore_output_bclri, mcore_output_andn, output_inline_const,
29310 mcore_output_move, mcore_output_movedouble): Likewise.
29311 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
29312 (output_inline_const): Likewise.
29313 (output_inline_const): Fix format strings used in sprintf
29315 * config/mcore/mcore-protos.h: Update prototypes for changed
29316 functions in mcore.c.
29317 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
29318 HOST_WIDE_INT and not int.
29319 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
29320 CONST_OK_FOR_N): Likewise.
29321 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
29322 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
29325 2007-01-10 Jan Hubicka <jh@suse.cz>
29327 * tree-vrp.c (remove_range_assertions): Release defs.
29328 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
29329 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
29331 2007-01-10 Paul Brook <paul@codesourcery.com>
29333 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
29334 * config/arm/arm.md (mulsi3subsi): New insn.
29336 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
29338 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
29339 (tree_transform_and_unroll_loop): New.
29340 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
29343 2007-01-10 Robert Kennedy <jimbob@google.com>
29345 * fold-const.c (fold_comparison): Fold comparisons like (x *
29346 1000 < 0) to (x < 0).
29348 2007-01-10 Ian Lance Taylor <iant@google.com>
29350 * tree-pretty-print.c (dump_generic_node): Print parentheses when
29351 operands have the same priority.
29353 2007-01-10 Tom Tromey <tromey@redhat.com>
29355 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
29356 (fold_binary): Likewise.
29357 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
29358 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
29359 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
29360 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
29361 * langhooks.h (struct lang_hooks): Removed field
29362 'can_use_bit_fields_p'.
29364 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
29366 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
29368 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
29370 * function.c (get_last_funcdef_no): New function.
29371 * function.h (get_last_funcdef_no): Declare.
29372 * tree-inline.c (initialize_cfun): Add initialization.
29373 (tree_function_versioning): Cleanup.
29375 2007-01-10 Jan Hubicka <jh@suse.cz>
29377 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
29380 2007-01-10 Sa Liu <saliu@de.ibm.com>
29381 Ben Elliston <bje@au.ibm.com>
29383 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
29384 for SAVE_NONLOCAL and Pmode for any other save level.
29385 * spu-protos.h (spu_restore_stack_block): Declare.
29386 * spu.md (save_stack_block): Remove.
29387 (restore_stack_block): Call spu_restore_stack_block.
29388 * spu.c (spu_restore_stack_block): New function.
29389 (spu_expand_epilogue): Remove old comment.
29391 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
29393 PR tree-optimization/30322
29394 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
29395 (cand_value_at): Return the value as aff_tree.
29396 (may_eliminate_iv): Convert the bound from aff_tree to tree.
29397 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
29398 aff_combination_mult): New functions.
29399 (aff_combination_add): Use aff_combination_add_cst.
29400 (aff_combination_convert): Allow conversions to a wider type.
29401 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
29402 * tree-affine.h (aff_combination_mult): Declare.
29404 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
29406 * doc/tm.texi: Update documentation to reflect reality of exec
29407 and start file search behaviours. Update copyright year.
29408 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
29409 header file directories.
29411 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
29413 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
29414 (*cosxf2): Rename to cosxf2_i387.
29415 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
29416 using X87MODEF12 mode macro. Rename patterns to
29417 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
29419 (*cosdf2, *cossf2): Ditto.
29420 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
29421 to match extended input operands.
29422 (sincos<mode>3): New expander.
29423 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
29424 insn patterns and corresponding splitters.
29426 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
29428 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
29429 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
29431 2007-01-09 Nicolas Pitre <nico@cam.org>
29434 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
29436 2007-01-08 Geoffrey Keating <geoffk@apple.com>
29438 * target.h (struct gcc_target): New field library_rtti_comdat.
29439 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
29440 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
29441 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
29442 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
29444 2007-01-08 Geoffrey Keating <geoffk@apple.com>
29446 * doc/invoke.texi (Optimize Options): Correct description of -O0.
29448 2007-01-08 Richard Guenther <rguenther@suse.de>
29450 * tree.h (force_fit_type_double): Export.
29451 (force_fit_type): Remove.
29452 * fold-const.c (force_fit_type_double): New function.
29453 (force_fit_type): Remove.
29454 (int_const_binop): Use it.
29455 (fold_convert_const_int_from_int): Likewise.
29456 (fold_convert_const_int_from_real): Likewise.
29457 (fold_div_compare): Likewise.
29458 (fold_sign_changed_comparison): Likewise.
29459 (fold_unary): Likewise.
29460 (fold_negate_const): Likewise.
29461 (fold_abs_const): Likewise.
29462 (fold_not_const): Likewise.
29463 * c-common.c (shorten_compare): Use force_fit_type_double.
29464 * convert.c (convert_to_pointer): Likewise.
29466 2007-01-08 Richard Guenther <rguenther@suse.de>
29468 * tree.h (build_int_cst_wide_type): Export.
29469 * tree.c (build_int_cst_wide_type): New function.
29470 (build_int_cst_wide): Fix comment.
29471 * builtins.c (fold_builtin_object_size): Use build_int_cst
29472 to build -1 or 0 of the correct type. Use fit_double_type
29473 to check for overflow.
29474 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
29476 (decode_field_reference): Likewise.
29477 (all_ones_mask_p): Likewise.
29478 (native_interpret_int): Use build_int_cst_wide_type.
29479 (fold_binary): Use build_int_cst_type to build an all-ones
29481 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
29483 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
29485 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
29487 2007-01-09 Ben Elliston <bje@au.ibm.com>
29489 * genautomata.c (STATS_OPTION): New option.
29490 (stats_flag): New flag.
29491 (gen_automata_option): Handle it.
29492 (initiate_automaton_gen): Ditto.
29493 (write_automata): Output statistics only if stats_flag is
29494 set. Likewise, output time statistics only if time_flag is set.
29495 * doc/md.texi (Processor pipeline description): Document new flag.
29497 2007-01-08 Richard Guenther <rguenther@suse.de>
29499 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
29500 * tree.c (build_int_cst_type): Likewise.
29501 (size_in_bytes): Don't call force_fit_type on the result.
29502 (int_fits_type_p): Use fit_double_type.
29503 * fold-const.c (fit_double_type): New function.
29504 (force_fit_type): Use it.
29505 * tree.h (fit_double_type): Export.
29507 2007-01-08 Jan Hubicka <jh@suse.cz>
29509 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
29510 * ipa.c (function_and_variable_visibility): Fix return type.
29512 2007-01-08 Richard Guenther <rguenther@suse.de>
29514 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
29515 of offset to build the index.
29516 * tree-pretty-print.c (dump_generic_node): Don't build negated
29517 const just for printing.
29518 * c-pretty-print.c (pp_c_integer_constant): Likewise.
29519 * builtins.c (fold_builtin_int_roundingfn): Check if result
29520 fits the type by using force_fit_type and comparing the result.
29521 * predict.c (predict_loops): Use compare_tree_int for comparison.
29522 * tree.c (build_int_cst): Fall back to integer_type_node for
29524 (build_int_cst_wide): Assert type is non-null.
29526 2007-01-08 Roberto Costa <roberto.costa@st.com>
29528 * tree-vrp.c (extract_range_from_cond_expr): New.
29529 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
29530 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
29532 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
29533 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
29534 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
29535 used as expressions.
29536 * tree-object-size.c (cond_expr_object_size): New.
29537 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
29539 2007-01-08 Jan Hubicka <jh@suse.cz>
29541 * tree-ssa-forwprop.c (forward_propagate_into_cond,
29542 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
29545 2007-01-08 Richard Guenther <rguenther@suse.de>
29547 PR tree-optimization/23603
29548 * tree-vrp.c (set_value_range_to_truthvalue): New function.
29549 (extract_range_from_binary): Fall back to truthvalue instead of
29550 varying for TRUTH_*_EXPR.
29551 (extract_range_from_comparison): Fall back to truthvalue instead of
29553 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
29554 if all visited PHI values were constant.
29556 2007-01-08 Jan Hubicka <jh@suse.cz>
29558 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
29559 (cgraph_analyze_function): break out from ...
29560 (cgraph_finalize_compilation_unit): ... here.
29561 (cgraph_expand_function): Remove forgoten commented out line.
29562 (cgraph_optimize): Analyze functions.
29564 2007-01-08 Jan Hubicka <jh@suse.cz>
29566 * tree-pas.h (TODO_remove_function): New flag.
29567 (TODO_update*): Renumber.
29568 (pass_ipa_increase_alignment,
29569 pass_ipa_function_and_variable_visibility): New passes.
29570 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
29571 (cgraph_function_and_variable_visibility): Move to ipa.c
29572 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
29573 cgraph_increase_alignment.
29574 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
29575 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
29576 calling tree-inline.
29577 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
29578 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
29579 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
29580 (gate_increase_alignment): New function.
29581 (pass_ipa_increase_alignment): New pass.
29582 * ipa.c: Inline tree-pass.h and timevar.h
29583 (function_and_variable_visibility): Move here from cgraphunit.c
29584 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
29585 * passes.c (init_optimization_passes): Add the two new passes.
29586 (execute_todo): Handle cgraph_remove_functions.
29588 2007-01-08 Nick Clifton <nickc@redhat.com>
29590 * config/frv/predicates.md (reg_or_0_operand): Accept
29593 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
29595 * config/bfin/rtems.h, config/bfin/t-rtems: New.
29596 * config.gcc: Add bfin*-rtems*.
29598 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
29600 * c.opt: Add -flax-vector-conversions.
29601 * c-typeck.c (convert_for_assignment): Pass flag to
29602 vector_types_convertible_p to allow emission of note.
29603 (digest_init): Likewise.
29604 * c-opts.c: Handle -flax-vector-conversions.
29605 * c-common.c (flag_lax_vector_conversions): New.
29606 (vector_types_convertible_p): Unless -flax-vector conversions
29607 has been passed, disallow conversions between vectors with
29608 differing numbers of subparts and/or element types. If such
29609 a conversion is disallowed, possibly emit a note on the first
29610 occasion only to inform the user of -flax-vector-conversions.
29611 The new last argument specifies this.
29612 * c-common.h (flag_lax_vector_conversions): New.
29613 (vector_types_convertible_p): Add extra argument.
29614 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
29615 char_type_node for V*QI type vectors.
29616 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
29617 Update to satisfy new typechecking rules.
29618 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
29619 C and C++ variants.
29620 * doc/invoke.texi (C Dialect Options): Document
29621 -flax-vector-conversions.
29623 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
29625 PR tree-optimization/29877
29626 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
29627 a register variable on the RHS to not be replaceable.
29629 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
29630 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
29631 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
29632 const_simm15, const_pow2, const_npow2): Added.
29633 * config/score/misc.md (insv, extv, extzv, movmemsi,
29634 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
29635 * config/score/score.c (score_address_cost, score_select_cc_mode):
29637 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
29638 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
29639 Update score_print_operand.
29640 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
29641 Adjust register allocate order and update some macro define.
29642 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
29643 mdx_block_move_straight, mdx_block_move_loop_head,
29644 mdx_block_move_loop_body, mdx_block_move_loop_foot,
29645 mdx_block_move_loop, mdx_block_move): Added.
29646 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
29647 mdp_limm): Updated and fix some bug and typo.
29648 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
29649 (movsf, movdf, doloop_end): Added.
29651 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
29653 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
29654 config/arm/thumb2.md: Fix comment typos.
29655 * doc/extend.texi: Fix a typo.
29657 2007-01-07 Eric Christopher <echristo@apple.com>
29659 * configure.ac: Check for __stack_chk_fail for darwin.
29660 * configure: Regenerate.
29662 2007-01-07 Richard Guenther <rguenther@suse.de>
29664 * tree-vrp.c (extract_range_from_assert): CSE calls to
29665 compare_values where possible.
29666 (extract_range_from_unary_expr): Likewise.
29668 2007-01-07 Anatoly Sokolov <aesok@post.ru>
29670 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
29671 * config/avr/avr.c (call_insn_operand): Delete function.
29672 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
29673 instead of register number. Use predicates.
29674 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
29675 call_insn_operand): Add.
29677 2007-01-06 Jan Hubicka <jh@suse.cz>
29679 * tree-pass.h (pass_build_cgraph_edges): Declare.
29680 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
29681 (visited_nodes): Remove.
29682 (cgraph_create_edges): Move to cgraphbuild.c; rename to
29683 build_cgrpah_edges; make visited_nodes local.
29684 (cgraph_process_new_functions): DO not call initialize_inline_failed.
29685 (record_references_in_initializer): Move to cgraphbuild.c
29686 (initialize_inline_failed, rebuild_cgraph_edges,
29687 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
29688 (verify_cgraph_node): Make visited_nodes local.
29689 (cgraph_analyze_function): Do not call cgraph_create_edges and
29690 initialize_inline_failed.
29691 (cgraph_expand_function): Do not call cgraph_lower_function;
29692 assert that function is already lowered.
29693 * Makefile.in (cgraphbuild.o): New.
29694 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
29695 at the end of lowering passes.
29697 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
29699 * ifcvt.c (cond_move_convert_if_block): New function, code
29700 factored out from...
29701 (cond_move_process_if_block): ...here. Call the new function
29702 on the THEN and ELSE blocks.
29703 (merge_if_block): Do not copy global_live_at_end, merge_blocks
29704 already takes care of this.
29706 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29709 * tree.h (TREE_OVERFLOW_P): New.
29710 * c-typeck.c (parser_build_unary_op): Warn only if result
29711 overflowed and operands did not.
29712 (parser_build_binary_op): Likewise.
29713 (convert_for_assignment): Remove redundant overflow_warning.
29714 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
29716 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29718 * c-typeck.c (store_init_value): Split over two lines to follow
29719 the GNU coding style.
29721 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
29723 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
29724 __GXX_EXPERIMENTAL_CXX0X__.
29725 * doc/cpp.texi: Same.
29727 2007-01-05 Richard Guenther <rguenther@suse.de>
29729 PR middle-end/27826
29730 * tree.c (get_narrower): Do not construct COMPONENT_REFs
29731 with mismatched types. Instead explicitly build a
29732 conversion NOP_EXPR.
29734 2007-01-05 Ian Lance Taylor <iant@google.com>
29736 * c-common.c (decl_with_nonnull_addr_p): New function.
29737 (c_common_truthvalue_conversion): Call it.
29738 * c-typeck.c (build_binary_op): Likewise.
29739 * c-common.h (decl_with_nonnull_addr_p): Declare.
29741 2007-01-05 Jakub Jelinek <jakub@redhat.com>
29744 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
29747 2007-01-05 Joel Brobecker <brobecker@adacore.com>
29749 * doc/install.texi (Final install): Document the fact that
29750 the GNAT runtime should not be stripped.
29752 2007-01-04 Jan Hubicka <jh@suse.cz>
29754 * tree-inline.c (fold_marked_statements): Update operand caches
29755 and EH after folding
29757 2007-01-04 Ian Lance Taylor <iant@google.com>
29759 * c-common.c (check_function_nonnull): Whitespace fix.
29761 2007-01-04 Jan Hubicka <jh@suse.cz>
29763 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
29764 comitted older version of patch.
29765 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
29766 function, celanup cfg and collect garbage.
29768 2007-01-04 Mike Stump <mrs@apple.com>
29770 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
29773 2007-01-04 Eric Christopher <echristo@apple.com>
29775 * libgcc2.c (__bswapsi2): Use SItype.
29776 (__bswapdi2): Use DItype.
29777 * libgcc2.h: Update for above.
29779 2007-01-04 Paul Brook <paul@codesourcery.com>
29781 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
29782 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
29783 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
29784 umulsidi3, umulsidi3adddi, smulsi3_highpart,
29785 umulsi3_highpart): Make conditional on !arm_arch6.
29786 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
29787 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
29788 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
29789 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
29790 umulsi3_highpart_v6): New insns.
29792 2007-01-04 Roger Sayle <roger@eyesopen.com>
29794 * fold-const.c (fold_convert): When casting an expression to void,
29795 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
29796 have a type. Instead of attempting to build a NOP_EXPR, return
29797 these "special" trees directly.
29799 2007-01-04 Joseph Myers <joseph@codesourcery.com>
29801 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
29802 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
29803 rs6000_cost->fp not 0 as adjustment for outer NEG.
29805 2007-01-04 Jan Hubicka <jh@suse.cz>
29807 * cgraph.c (cgraph_release_function_body): New function.
29808 (cgraph_remove_node): Use it.
29809 * cgraph.h (cgraph_release_function_body): Declare.
29810 * cgraphunit.c (cgraph_expand_function): Use it.
29811 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
29812 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
29813 is initialized and while compilation of other function is running.
29814 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
29815 statement CFG annotations from here to ...
29816 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
29818 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
29820 * cfgloop.h (enum li_flags): Make the constants powers of two.
29822 2007-01-04 Jan Hubicka <jh@suse.cz>
29824 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
29826 (fold_marked_statements): New function.
29827 (optimize_inline_calls, tree_function_versioning): Fold new statements.
29828 * tree-inline.h (copy_body_data): Add statements_to_fold.
29830 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
29832 * config.gcc: Mention libgcc/config.host.
29833 * Makefile.in: Update comments mentioning libgcc.
29834 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
29835 (all.cross, start.encap, rest.encap, rest.cross): Update
29836 dependencies for libgcc move.
29837 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
29838 (clean-target, clean-target-libgcc): Delete.
29839 (srcdirify, GCC_EXTRA_PARTS): New macros.
29840 (libgcc-support, libgcc.mvars): New rules.
29841 (distclean): Remove mention of mklibgcc.
29842 (install): Don't reference INSTALL_LIBGCC.
29843 (install-common): Don't reference EXTRA_PARTS.
29844 (install-libgcc, install-multilib): Delete rules.
29845 * mklibgcc.in: Delete file.
29846 * doc/configfiles.texi: Don't mention mklibgcc.
29848 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
29849 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
29850 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
29851 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
29852 (mklibgcc, ldblspecs): Likewise.
29854 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
29855 (posixpre.def): Use $(T).
29856 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
29857 (SHLIB_SRC, SHLIB_INSTALL): Delete.
29858 (SHLIB_LINK): Make dummy.
29859 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
29861 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
29863 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
29864 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
29865 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
29866 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
29868 * configure.ac (all_outputs): Remove mklibgcc.
29869 * configure: Regenerated.
29871 2007-01-03 Josh Conner <jconner@apple.com>
29873 PR middle-end/29683
29874 * calls.c (compute_argument_addresses): Set stack and stack_slot
29875 for partial args, too.
29876 (store_one_arg): Use locate.size.constant for the size when
29877 generating a save_area.
29879 2007-01-03 Robert Kennedy <jimbob@google.com>
29881 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
29882 whose definitions are deleted due to basic block merging.
29884 2007-01-03 Paul Brook <paul@codesourcery.com>
29887 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
29889 (use_return_insn): Return 0 for Thumb interrupt functions.
29890 (print_multi_reg): Add rfe argument for IRQ returns.
29891 (arm_output_epilogue): Pop interrupt return address directly into PC.
29892 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
29894 2007-01-03 Paul Brook <paul@codesourcery.com>
29896 Merge from sourcerygxx-4_1.
29897 * config/arm/thumb2.md: New file.
29898 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
29900 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
29901 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
29902 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
29903 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
29905 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
29906 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
29908 * config/arm/ieee754-sf.S: Ditto.
29909 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
29910 (thumb1_base_register_rtx_p): ... to this.
29911 (thumb_index_register_rtx_p): Rename...
29912 (thumb1_index_register_rtx_p): ... to this.
29913 (thumb_output_function_prologue): Rename...
29914 (thumb1_output_function_prologue): ... to this.
29915 (thumb_legitimate_address_p): Rename...
29916 (thumb1_legitimate_address_p): ... to this.
29917 (thumb_rtx_costs): Rename...
29918 (thumb1_rtx_costs): ... to this.
29919 (thumb_compute_save_reg_mask): Rename...
29920 (thumb1_compute_save_reg_mask): ... to this.
29921 (thumb_final_prescan_insn): Rename...
29922 (thumb1_final_prescan_insn): ... to this.
29923 (thumb_expand_epilogue): Rename...
29924 (thumb1_expand_epilogue): ... to this.
29925 (arm_unwind_emit_stm): Rename...
29926 (arm_unwind_emit_sequence): ... to this.
29927 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
29928 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
29929 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
29930 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
29931 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
29932 thumb2_output_casesi): New functions.
29933 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
29934 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
29935 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
29936 THUMB2_WORK_REGS): Define.
29937 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
29938 arm_condexec_mask, arm_condexec_masklen)): New variables.
29939 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
29940 (arm_override_options): Check new CPU capabilities.
29941 Set new architecture flag variables.
29942 (arm_isr_value): Handle v7m interrupt functions.
29943 (user_return_insn): Return 0 for v7m interrupt functions. Handle
29945 (const_ok_for_arm): Handle Thumb-2 constants.
29946 (arm_gen_constant): Ditto. Use movw when available.
29947 (arm_function_ok_for_sibcall): Return false for v7m interrupt
29949 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
29950 (thumb_find_work_register, arm_load_pic_register,
29951 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
29952 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
29953 print_multi_reg, output_mov_long_double_fpa_from_arm,
29954 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
29955 output_mov_double_fpa_from_arm, output_move_double,
29956 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
29957 output_return_instruction, arm_output_function_prologue,
29958 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
29959 arm_output_mi_thunk, thumb_set_return_address): Ditto.
29960 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
29961 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
29962 (arithmetic_instr, shift_op): Use arm_shift_nmem.
29963 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
29965 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
29966 (thumb_expand_prologue): Use thumb_set_frame_pointer.
29967 (arm_file_start): Output directive for unified syntax.
29968 (arm_unwind_emit_set): Handle stack alignment instruction.
29969 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
29970 Add v6t2, v7, v7a, v7r and v7m.
29971 (RETLDM): Add Thumb-2 code.
29972 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
29973 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
29974 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
29975 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
29976 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
29977 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
29978 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
29979 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
29980 ADJUST_INSN_LENGTH): Define.
29981 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
29982 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
29983 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
29984 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
29985 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
29986 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
29987 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
29988 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
29989 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
29990 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
29991 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
29992 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
29993 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
29994 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
29995 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
29996 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
29997 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
29999 * config/arm/arm-tune.md: Regenerate.
30000 * config/arm/arm-protos.h: Update prototypes.
30001 * config/arm/vfp.md: Enable patterns for Thumb-2.
30002 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
30003 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
30004 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
30005 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
30006 * config/arm/libunwind.S: Add Thumb-2 code.
30007 * config/arm/constraints.md: Update include Thumb-2.
30008 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
30009 * config/arm/ieee754-df.S: Ditto.
30010 * config/arm/bpabi.S: Ditto.
30011 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
30012 * config/arm/predicates.md (low_register_operand,
30013 low_reg_or_int_operand, thumb_16bit_operator): New.
30014 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
30015 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
30016 * config/arm/t-arm-elf: Add armv7 multilib.
30017 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
30019 (UNSPEC_STACK_ALIGN, ce_count): New.
30020 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
30021 arm_zero_extendsidi2, arm_zero_extendqidi2): New
30023 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
30024 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
30025 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
30026 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
30027 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
30028 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
30030 * doc/extend.texi: Document ARMv7-M interrupt functions.
30031 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
30033 2007-01-03 Jakub Jelinek <jakub@redhat.com>
30035 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
30036 (struct _Unwind_Context): Rename args_size to flags, remove
30037 signal_frame field, add a new args_size field and version field.
30038 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
30039 _Unwind_IsExtendedContext): New inline functions.
30040 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
30041 Assume by_value array is only present if _Unwind_IsExtendedContext.
30042 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
30043 _Unwind_IsSignalFrame.
30044 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
30045 (uw_update_context_1): Use _Unwind_SetSignalFrame.
30046 (uw_init_context_1): Initialize context->flags to
30047 EXTENDED_CONTEXT_BIT.
30048 * config/rs6000/linux-unwind.h (frob_update_context): Use
30049 _Unwind_SetSignalFrame.
30051 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
30053 PR middle-end/30353
30054 * gimplify.c (gimplify_modify_expr_complex_part): Move below
30055 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
30058 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
30060 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
30061 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
30062 RET, AT_SP): Remove.
30063 * config/i386/i386.md (*sse_prologue_save_insn): Use return
30066 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
30067 * cfgbuild.c (find_basic_blocks): Likewise.
30068 * cfgrtl.c (rtl_create_basic_block): Likewise.
30069 * function.c (temp_slots_at_level): Likewise.
30070 * reg-stack.c (stack_regs_mentioned): Likewise.
30071 * regclass.c (allocate_reg_info): Likewise.
30072 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
30073 set_bb_for_stmt, move_block_to_fn): Likewise.
30074 * tree-complex.c (tree_lower_complex): Likewise.
30075 * vec.h (VEC_safe_grow_cleared): New.
30077 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
30079 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
30081 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
30082 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
30084 * cfgloopmanip.c (scale_loop_frequencies): Export.
30085 (loopify): Scale the frequencies by prescribed coefficients.
30086 (set_zero_probability): New function.
30087 (duplicate_loop_to_header_edge): Improve updating of frequencies.
30088 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
30089 and frequencies according to arguments.
30090 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
30092 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
30093 * modulo-sched.c (sms_schedule): Set probabilities for entering
30094 versioned loop correctly.
30095 * tree-vect-transform.c (vect_transform_loop): Ditto.
30096 * cfgloop.h (loopify, loop_version): Declaration changed.
30097 (scale_loop_frequencies): Declared.
30099 2007-01-02 Jan Hubicka <jh@suse.cz>
30101 * cgraph.c: Include tree-flow.h
30102 (cgraph_add_new-function): Handle IPA_SSA mode; execute
30103 early_local_passes.
30104 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
30105 * tree-pass.h (pass_all_early_optimizations): Declare.
30106 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
30107 early_local_passes.
30108 (cgraph_analyze_function): Do early_local_passes.
30109 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
30110 Do not add referenced vars.
30111 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
30113 (gate_all_early_local_passes): New gate.
30114 (pass_early_local_passes): Use new gate.
30115 (execute_early_local_optimizations): New functions.
30116 (gate_all_early_optimizations): New gate.
30117 (pass_all_early_optimizations): New pass.
30118 (execute_free_datastructures): Free SSA only when initialized.
30119 (gate_init_datastructures): Init only when optimizing.
30120 (tree_lowering_passes): Do early local passes when called late.
30121 * tree-profile.c (do_tree_profiling): Don't profile functions added
30123 (do_early_tree_profiling, pass_early_tree_profile): Kill.
30124 * tree-cfg.c (update_modified_stmts): Do not update when operands are
30126 * passes.c (init_optimizations_passes): Reorder so we go into SSA
30127 during early_local_passes.
30128 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
30131 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
30133 * Makefile.in: Update copyright year.
30135 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
30137 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
30138 in $(lang_checks) and check-consistency targets.
30140 2007-01-02 Jan Hubicka <jh@suse.cz>
30142 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
30143 Do not add referenced vars.
30144 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
30146 * passes.c (init_optimization_passes): Put mudflap_2 after
30147 free_datastructures.
30149 2007-01-02 Jan Hubicka <jh@suse.cz>
30151 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
30152 Set NOTHROW flag on call statements proved to be nothrow.
30153 Update statement of local calls so new pure/const functions are
30154 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
30156 (tree_rest_of_compilation): Register hooks and initialize bitmap
30157 early. Do not set after_inlining flag.
30159 2007-01-02 Steve Ellcey <sje@cup.hp.com>
30161 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
30162 HOST_BITS_PER_LONGLONG
30164 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30167 * c-typeck.c (store_init_value): Don't emit pedantic overflow
30168 warning for non-static initializers.
30170 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
30172 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
30173 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
30174 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
30175 Always use set_unique_reg_note to add REG_EQUAL notes.
30177 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
30180 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
30182 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
30183 * cfgbuild.c (find_basic_blocks): Likewise.
30184 * cfgrtl.c (rtl_create_basic_block): Likewise.
30185 * function.c (temp_slots_at_level): Likewise.
30186 * reg-stack.c (stack_regs_mentioned): Likewise.
30187 * regclass.c (allocate_reg_info): Likewise.
30188 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
30189 set_bb_for_stmt, move_block_to_fn): Likewise.
30190 * tree-complex.c (tree_lower_complex): Likewise.
30191 * vec.h (VEC_safe_grow_cleared): New.
30193 2007-01-02 Ian Lance Taylor <iant@google.com>
30195 * c-common.c (c_common_truthvalue_conversion): When warning about
30196 using an assignment as a truth value, set TREE_NO_WARNING.
30198 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30201 * c.opt (Wold-style-declaration): New.
30202 * doc/invoke.texi (C-only Warning Options): New.
30203 (Wold-style-declaration): Document it.
30204 (Wextra): Enabled by -Wextra.
30205 * c-opts.c (c_common_post_options): Enabled by -Wextra.
30206 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
30207 -Wold-style-declaration.
30209 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
30211 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
30212 * cfgbuild.c (find_basic_blocks): Likewise.
30213 * cfgrtl.c (rtl_create_basic_block): Likewise.
30214 * function.c (temp_slots_at_level): Likewise.
30215 * reg-stack.c (stack_regs_mentioned): Likewise.
30216 * regclass.c (allocate_reg_info): Likewise.
30217 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
30218 set_bb_for_stmt, move_block_to_fn): Likewise.
30219 * tree-complex.c (tree_lower_complex): Likewise.
30220 * vec.h (VEC_safe_grow_cleared): New.
30222 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
30224 * c-common.c (c_common_nodes_and_builtins): Since variants of
30225 void_type_node get built before it is given a name, we need to
30226 give those variants the name, too.
30227 (complete_array_type): We need to work with the canonical main
30228 type of the array, from which we will build the qualified version.
30229 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
30230 * print-tree.c (print_node): Display canonical type information
30232 * stor-layout.c (layout_type): When we don't know the
30233 alignment of a type for which we're building an array, we end up
30234 guessing wrong, so make the type require structural equality.
30235 * tree.c (make_node_stat): When we build a new type, it is its
30236 own canonical type.
30237 (build_type_attribute_qual_variant): When building an attribute
30238 variant, its canonical type is the non-attribute variant. However,
30239 if the attributes are target-dependent and they differ, we need to
30240 use structural equality checks for this type.
30241 (build_qualified_type): A qualified type is not equivalent to its
30242 unqualified variant; set the canonical type appropriately.
30243 (build_distinct_type_copy): When building a distinct type from
30244 another type, the new type is its own canonical type.
30245 (build_variant_type_copy): When building a new type variant, we
30246 assume that it is equivalent to the original type.
30247 (build_pointer_type_for_mode): When building a pointer type, also
30248 build a canonical type pointer.
30249 (build_reference_type_for_mode): When building a reference type,
30250 also build a canonical type reference.
30251 (build_index_type): When we can't hash an index type (e.g.,
30252 because its maximum value is negative), the index type requires
30253 structural equality tests.
30254 (build_array_type): Build the canonical form of an array type.
30255 (build_function_type): Function types require structural equality,
30256 because they contain default arguments, attributes, etc.
30257 (build_method_type_directly): Ditto for method types.
30258 (build_offset_type): Build the canonical offset type.
30259 (build_complex_type): Build the canonical vector type.
30260 (make_vector_type): Build the canonical vector type.
30261 * tree.h (TYPE_CANONICAL): New.
30262 (TYPE_STRUCTURAL_EQUALITY_P): New.
30263 (SET_TYPE_STRUCTURAL_EQUALITY): New.
30264 (struct tree_type): Added "canonical" field.
30265 * params.h (VERIFY_CANONICAL_TYPES): New.
30266 * doc/c-tree.texi (TYPE_CANONICAL): Document.
30267 (TYPE_STRUCTURAL_EQUALITY_P): Document.
30268 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
30269 * doc/invoke.texi (verify-canonical-types): Document --param
30270 parameter for verifying canonical types.
30272 2007-01-02 Joseph Myers <joseph@codesourcery.com>
30274 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
30275 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
30276 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
30277 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
30279 * config/rs6000/e500.h: New.
30280 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
30281 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
30283 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
30284 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
30285 TARGET_E500_DOUBLE): Remove.
30286 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
30287 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
30288 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
30289 * config/rs6000/rs6000.c (rs6000_override_options): Use
30290 CHECK_E500_OPTIONS.
30292 2007-01-02 Joseph Myers <joseph@codesourcery.com>
30294 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
30295 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
30296 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
30297 rs6000_emit_cmove): Don't check TARGET_E500.
30298 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
30299 sordered): Don't check TARGET_E500.
30301 2007-01-01 Eric Christopher <echristo@apple.com>
30303 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
30304 HARD_REGISTER_NUM_P.
30306 2007-01-01 Roger Sayle <roger@eyesopen.com>
30308 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
30309 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
30310 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
30313 2007-01-01 Mike Stump <mrs@apple.com>
30315 * configure.ac: Remove support for building with Apple's gcc-3.1.
30317 2007-01-02 Joseph Myers <joseph@codesourcery.com>
30319 PR middle-end/30311
30320 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
30321 REG is a hard register. Do not modify REG before calling
30323 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
30324 multiple of the size of YMODE for certain lowpart cases.
30326 2007-01-01 Andrew Pinski <pinskia@gmail.com>
30328 PR middle-end/30253
30329 * gimplify (voidify_wrapper_expr): Update for
30330 GIMPLE_MODIFY_STMT.
30332 2007-01-01 Andreas Schwab <schwab@suse.de>
30335 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
30336 save of BR0 in extra_spill_size instead of spill_size.
30337 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
30339 (ia64_expand_epilogue): Restore BR0 from its new location.
30341 2007-01-01 Andrew Pinski <pinskia@gmail.com>
30343 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
30344 Use a temporary variable if the left hand side is not a gimple
30347 2007-01-01 Andrew Pinski <pinskia@gmail.com>
30349 * gimplify.c (gimplify_return_expr): Make the temporary variable
30350 for the return expression, a gimple register variable.
30352 2007-01-01 Jan Hubicka <jh@suse.cz>
30354 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
30357 2007-01-01 Mike Stump <mrs@apple.com>
30359 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
30361 * config/darwin.c (machopic_select_rtx_section): Use
30362 HAVE_GAS_LITERAL16.
30363 (darwin_mergeable_constant_section): Likewise.
30364 * configure: Regenerate.
30365 * config.in: Regenerate.
30367 2007-01-01 Jan Hubicka <jh@suse.cz>
30368 Andrew Pinski <pinskia@gmail.com>
30370 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
30371 before starting IPA passes.