1 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
4 use asm_out_file instead.
5 (build_mips16_function_stub): Likewise.
6 (build_mips16_call_stub, mips_output_function_prologue): Update
9 2007-10-18 David S. Miller <davem@davemloft.net>
11 Add Niagara-2 support.
12 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
13 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
14 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
15 (include): Add inclusion of niagara2.md
16 * config/sparc/sparc.c (niagara2_costs): New.
17 (sparc_override_options): Add niagara2 entry to cpu_default[]
18 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
19 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
20 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
21 (sparc_initialize_trampoline): Handle niagara2 like niagara.
22 (sparc64_initialize_trampoline): Likewise.
23 (sparc_use_sched_lookahead): Likewise.
24 (sparc_issue_rate): Likewise.
25 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
27 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
28 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
30 (PROCESSOR_NIAGARA2): New.
31 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
32 (BRANCH_COST): Likewise.
33 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
34 * config/sparc/sol2.h: Likewise.
35 * config/sparc/niagara2.md: New file.
37 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
39 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
41 (mips_compute_frame_info): Remove associated code.
42 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
44 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
46 * config/mips/mips-protos.h (compute_frame_size): Delete.
47 * config/mips/mips.h: Update comments.
48 * config/mips/mips.c (mips_frame_info): Remove initialized.
49 (compute_frame_size): Rename to...
50 (mips_compute_frame_info): ...this and make static. Remove the
51 SIZE argument and return no value. Remove the setting of initialized.
52 Update rest of file accordingly.
53 (mips_set_return_address): Don't call compute_frame_size.
54 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
55 Don't call compute_frame_size.
57 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
59 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
60 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
61 mips_hard_frame_pointer_required.
62 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
64 * config/mips/mips.c (mips_frame_pointer_required): New function.
66 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
68 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
69 and hard_frame_pointer_offset.
70 (mips_debugger_offset): Use hard_frame_pointer_offset.
71 (mips16e_collect_argument_save_p): Likewise.
72 (compute_frame_size): Initialize arg_pointer_offset and
73 hard_frame_pointer_offset.
74 (mips_initial_elimination_offset): Use them.
75 (mips_output_function_prologue): Use hard_frame_pointer_offset.
76 (mips_expand_prologue, mips_expand_epilogue): Likewise.
78 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
80 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
82 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
83 "unsigned int" rather than "int" and put them with the other
84 register-related fields. Put expanded comments above fields
85 rather than to their right.
86 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
87 with a NUM_REGS_PTR argument.
88 (mips16e_save_restore_pattern_p): Update accordingly.
89 (compute_frame_size): Clarify frame diagram. Rewrite.
91 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
93 * config/mips/mips-ftypes.def: New file.
94 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
95 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
96 (mips_function_type): Redefine using mips-ftypes.def.
97 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
98 (mips_builtin_vector_type): New function.
99 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
100 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
101 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
102 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
104 (mips_build_function_type): New function.
105 (mips_init_builtins): Use it to create types lazily.
107 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
109 * config/mips/mips.h (set_volatile): Delete.
110 * config/mips/mips.c (set_volatile): Delete.
111 (mips_print_operand_punctuation): New function, split out from
112 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
113 Use the same character ordering in the code and the comments.
114 Use a recursive call to handle '*'. Abort on unknown characters.
115 (mips_init_print_operand_punct): New function, split out from
117 (mips_print_int_branch_condition): New function, split out from
118 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
119 to report unexpected codes.
120 (mips_print_float_branch_condition): New function, split out from
121 print_operand. Use output_operand_lossage to report unexpected codes.
122 (print_operand): Rework to use a case statement. Use the
123 same letter ordering in the code and the comments. Use
124 output_operand_lossage to report unexpected codes and
125 reverse_condition to handle inverted branch conditions.
126 (override_options): Use mips_init_print_operand_punct.
128 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
130 * config/mips/mips.h: Move variable declarations to end of file and
131 enclose them all in #ifndef USED_FOR_TARGET.
132 * config/mips/mips.c: Reorder functions into more logical groups,
133 and so that callees appear before callers. Put the targetm
134 initializer at the end of the file. Remove forward static
135 declarations where possible.
136 (mips_init_builtins): Add "static" to definition.
137 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
139 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
141 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
142 (TARGET_MAX_ANCHOR_OFFSET): Delete.
143 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
144 (mips_set_mips16_mode): Initialize min_anchor_offset and
145 max_anchor_offset directly to constants.
147 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
149 * config/mips/mips.c: Delete trailing whitespace.
151 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
153 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
154 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
156 * config/mips/mips.md (load_call<mode>): Don't make the unspec
157 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
159 2007-10-18 David Daney <ddaney@avtrex.com>
161 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
162 reg_offset variable to calculate register locations.
164 2007-10-18 Richard Guenther <rguenther@suse.de>
166 * tree-ssa.c (uid_ssaname_map_eq): New function.
167 (uid_ssaname_map_has): Likewise.
168 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
169 * tree-flow.h (struct gimple_df): Make default_defs a
171 * tree-dfa.c (gimple_default_def): Deal with it.
172 (set_default_def): Likewise.
174 2007-10-18 Richard Guenther <rguenther@suse.de>
176 * tree-flow.h (struct gimple_df): Make referenced_vars
178 (uid_decl_map_eq): Declare.
179 (uid_decl_map_hash): Likewise.
180 * tree-ssa.c (uid_decl_map_eq): New function.
181 (uid_decl_map_hash): Likewise.
182 (init_tree_ssa): Make referenced_vars a uid_decl_map.
183 * tree-flow-inline.h (first_referenced_var): Deal with
184 the referenced_vars representation change.
185 (next_referenced_var): Likewise.
186 * tree-dfa.c (referenced_var_lookup): Likewise.
187 (referenced_var_check_and_insert): Likewise.
188 (remove_referenced_var): Likewise.
190 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
192 * config/mips/mips.c (mips_dwarf_register_span): New.
193 (TARGET_DWARF_REGISTER_SPAN): Define.
195 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
197 * config.gcc : update score-*-elf(extra_objs).
198 * config/score/mac.md : Remove.
199 * config/score/misc.md : Remove.
200 * config/score/score7.md : Remove.
201 * config/score/score-mdaux.h : Remove.
202 * config/score/score-mdaux.c : Remove.
203 * config/score/score-version.h : Remove.
204 * config/score/score-generic.md : New.
205 * config/score/score3.h : New.
206 * config/score/score3.c : New.
207 * config/score/score7.h : New.
208 * config/score/score7.c : New.
209 * config/score/mul-div.S : add flush_cache score3 support.
210 * config/score/elf.h : Fix some typos.
211 * config/score/score.md : merge score3 and score7 pattern.
212 * config/score/score.c : use to seperate which target it used.
213 * config/score/score.h : use to seperate the target macro.
214 * config/score/score.opt : remove -mmac option , add -mscore3,
215 -mscore3d and -march OPTION support.
217 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
219 * cfgexpand.c (expand_stack_vars): Add checking to make sure
220 that the offset of a variable is not greater than the size
223 2007-10-17 Anatoly Sokolov <aesok@post.ru>
225 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
226 atmega88p, atmega168p and atmega328p devices.
227 * config/avr/avr.h (LINK_SPEC): (Ditto.).
228 (CRT_BINUTILS_SPECS): (Ditto.).
229 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
231 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
233 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
235 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
236 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
237 (print_insn): Move declaration to ...
238 * rtl.h (print_insn): ... here.
240 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
242 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
243 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
244 m68k_sched_branch_type): Move declarations to ...
245 * config/m68/m68k-protos.h: ... here.
247 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
249 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
251 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
253 * config/avr/avr.c (avr_mcu_types): Add attiny48.
254 * config/avr/avr.h (LINK_SPEC): Likewise.
255 (CRT_BINUTILS_SPECS): Likewsie.
256 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
258 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
260 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
261 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
262 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
264 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
267 * reg-stack.c (move_for_stack_reg): Swap input argument of
268 UNSPEC_TAN insn to the top of the stack.
270 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
273 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
274 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
275 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
276 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
277 immediate shift value.
278 config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
279 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
280 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
281 Remove macros for !__OPTIMIZE__ case.
283 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
285 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
287 (perform_var_substitution): Only DFS from real nodes. Don't test
289 (unite_pointer_equivalences): Fix broken test.
291 2007-10-17 Alan Modra <amodra@bigpond.net.au>
293 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
294 altivec sp_offset. Rearrange sp_offset assignments to
295 correspond to stack adjustments. Use frame_reg_rtx for
296 SPE register restores. Correct SPE stack adjustment.
298 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
300 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
301 * toplev.c (check_global_declaration_1): Use appropriate warning
302 option instead of unnamed warning.
303 * stor-layout.c (layout_decl): Likewise.
304 * c-typeck.c (build_conditional_expr): Likewise.
305 (build_compound_expr): Fix wrong comment.
306 (build_binary_op): Use appropriate warning option instead of
308 * cfgexpand.c (tree_expand_cfg): Likewise.
309 * tree-optimize.c (tree_rest_of_compilation): Likewise.
310 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
311 (execute_warn_function_return): Likewise.
312 * stmt.c (warn_if_unused_value): Likewise.
314 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
316 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
317 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
319 (CRT_BINUTILS_SPECS): Likewsie.
320 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
322 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
325 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
327 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
329 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
330 (fini_dce): Only release them for the fast pass.
331 (end_ud_dce): Delete.
332 (rest_of_handle_ud_dce): Do not modify df_in_progress.
333 Call fini_dce instead of end_ud_dce.
334 (rest_of_handle_fast_dce): Do not modify df_in_progress.
335 (run_fast_df_dce): Reset df_in_progress to false on exit.
337 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
338 Maxim Kuvyrkov <maxim@codesourcery.com>
340 * target.h (unspec_may_trap_p): New target hook.
341 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
342 * targhooks.c (default_unspec_may_trap_p): Default implementation of
344 * targhooks.h (default_unspec_may_trap_p): Declare it.
345 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
346 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
347 * rtl.h (may_trap_p_1): Declare.
349 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
350 override default hook implementation.
351 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
354 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
356 * doc/invoke.texi (Wextra): Move it just after Wall, list the
357 options enabled by Wextra and mention Wuninitialized.
359 2007-10-15 Nigel Stephens <nigel@mips.com>
361 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
363 2007-10-15 Jakub Jelinek <jakub@redhat.com>
365 PR tree-optimization/33136
366 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
368 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
370 PR tree-optimization/33735
371 PR tree-optimization/33572
372 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
374 * except.c (duplicate_eh_regions): Don't look for prev_try
375 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
377 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
380 * tree-inline.c (copy_bb): Use bsi_replace to replace a
381 __builtin_va_arg_pack-containing call stmt.
383 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
385 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
388 2007-10-15 Jakub Jelinek <jakub@redhat.com>
390 PR tree-optimization/33619
391 * tree-ssa-ter.c (is_replaceable_p): Return false for all
394 2007-10-15 David Edelsohn <edelsohn@gnu.org>
396 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
398 2007-10-15 Richard Guenther <rguenther@suse.de>
400 * fold-const.c (extract_array_ref): Remove.
401 (fold_comparison): Handle POINTER_PLUS_EXPR with the
402 generic address expression comparison folding. Remove
403 the folding that used extract_array_ref.
405 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
408 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
409 speculation type of insn can be changed before trying to do that.
411 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
413 * dse.c (struct insn_info): Add 'frame_read' field.
414 (scan_insn): For the call to a const function, set frame_read if
416 If the insn reads the frame, kill the frame related stores.
417 (scan_reads_nospill): Likewise.
419 2007-10-14 Jason Merrill <jason@redhat.com>
421 * tree-eh.c (optimize_double_finally): Don't assume that the
422 cleanup we're duplicating is only one statement.
424 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
426 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
427 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
428 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
429 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
430 tree-vect-transform.c: Fix comment typos.
431 * doc/extend.texi: Fix a typo.
433 * c-common.h: Remove the prototype for c_expand_body.
434 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
435 * tree.h: Remove the prototype for fold_build_call_expr.
437 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
439 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
441 2007-10-13 David Edelsohn <edelsohn@gnu.org>
443 * config/rs6000/aix53.h: New file.
444 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
445 (TARGET_ALTIVEC_ABI): Same.
446 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
447 (TARGET_ALTIVEC_ABI): Delete.
448 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
449 stanza defaulting to aix5.3.
451 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
453 * config/i386/i386.md (SI_REG, DI_REG): New constants.
454 (strmov): Use defined constants.
455 (cmpstrnsi): Likewise.
456 * config/i386/i386.c (decide_alg): Use defined constants.
457 (ix86_expand_strlen): Likewise.
459 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
461 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
462 * var-tracking.c (micro_operation_def): Update comment on u.loc.
463 (mode_for_reg_attrs, var_lowpart): New functions.
464 (add_uses): Consider recording a lowpart of LOC for MO_USE.
465 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
466 or copy is known, set LOC to the SET that performs the set, instead
468 (find_src_status, find_src_set_src): Remove LOC parameter.
469 Replace INSN with the source value.
470 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
471 handling MO_SET and MO_COPY. Update the calls to find_src_status
472 and find_src_set_src.
474 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
477 * config/i386/i386.md (strmov): Check for esi and edi usage.
478 * config/i386/i386.c (decide_alg): Check whether we can use a
479 rep prefix and adjust algorithm choice accordingly.
480 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
482 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
484 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
486 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
488 * global.c (build_insn_chain): Formatting fixes.
490 2007-10-12 Richard Guenther <rguenther@suse.de>
492 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
493 combining both operands require either both have single uses
494 or combining to a constant.
496 2007-10-12 Richard Guenther <rguenther@suse.de>
499 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
500 a rhs with side-effects or which is a load.
501 (forward_propagate_into_cond): Also try combining both operands.
503 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
505 PR tree-optimization/33742
506 * tree-vect-transform.c (vectorizable_operation): Return false
507 if get_vectype_for_scalar_type for scalar_dest can't be determined.
508 (vectorizable_call): Same for rhs_type and lhs_type.
510 2007-10-12 Jakub Jelinek <jakub@redhat.com>
512 PR tree-optimization/33645
513 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
514 pass it to walk_tree.
515 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
516 When calling set_is_used on a VAR_DECL, if data is not NULL and
517 its DECL_UID is in the bitmap, call mark_all_vars_used on its
518 DECL_INITIAL after clearing the bit in bitmap.
519 (remove_unused_locals): Adjust mark_all_vars_used callers.
520 Instead of removing unused global vars from unexpanded_var_list
521 immediately record them in bitmap, call mark_all_vars_used on
522 all used global vars from unexpanded_var_list and only purge
523 global vars that weren't found used even during that step.
525 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
527 * gthr-posix.h (__gthread_active_init): Create detached instead of
528 joinable thread when testing whether threads are active on hppa-hpux.
529 * gthr-posix95.h (__gthread_active_init): Likewise.
531 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
534 * global.c (build_insn_chain): Include insn that occur between
537 2007-10-11 Tom Tromey <tromey@redhat.com>
539 * gengtype-yacc.y: Delete.
541 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
543 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
544 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
545 function_value_32, function_value_64, function_value_ms_64,
546 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
547 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
550 2007-10-11 Richard Guenther <rguenther@suse.de>
552 * gcse.c (hash_scan_set): If the next nonnote insn is in
553 a different basic block insert the set.
555 2007-10-11 Richard Guenther <rguenther@suse.de>
558 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
559 (verify_gimple_expr): Use it to verify pointer-to types for
562 2007-10-11 Richard Guenther <rguenther@suse.de>
565 * c-typeck.c (build_array_ref): Do not strip qualifiers from
566 the array element type.
568 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
570 PR rtl-optimization/33638
571 * dse.c (struct insn_info): Remove 'stack_read' field,
572 add 'stack_pointer_based' field.
573 (record_store): For a store with non-constant base, record
574 whether it is stack pointer based.
575 (scan_insn): For the call to a const function, remove stack
576 pointer based stores from the list of local active stores.
577 (scan_reads_nospill): Delete code dealing with const functions.
579 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
581 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
583 (conflict_p, set_conflict, set_conflicts): Likewise.
584 * global.c (global_alloc): Likewise.
585 * ra.h: Update prototypes.
587 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
589 * opth-gen.awk: Fixed generation of comment stating the origin
592 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
595 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
596 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
597 and '%}', respectively.
600 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
601 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
602 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
604 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
608 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
609 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
610 syntax for ASSEMBLER_DIALECT.
611 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
613 2007-10-10 Revital Eres <eres@il.ibm.com>
615 * modulo-sched.c (check_nodes_order): Dump the final order of
617 (get_sched_window): Add dump info.
618 (calculate_order_params): Dump order params of the nodes.
620 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
623 * ra-conflict.c (record_one_conflict_between_regnos,
624 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
625 (global_conflicts): Enhanced incorrect check.
627 2007-10-09 Geoffrey Keating <geoffk@apple.com>
629 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
630 if flag_exceptions is not set.
631 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
632 assemble_name rather than incorrectly emulating it.
634 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
635 friends are removed from G++.
637 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
639 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
640 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
641 enabling them is redundant. Don't check two times for
644 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
646 * ra-conflict.c (record_one_conflict_between_regnos): Revert
648 (set_conflicts_for_earlyclobber): Likewise.
649 (global_conflicts): Likewise.
651 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
653 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
654 and '%}', respectively.
656 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
658 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
659 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
661 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
664 2007-10-09 Richard Guenther <rguenther@suse.de>
667 * gimplify.c (canonicalize_component_ref): Honor qualifiers
668 of referenced structure and component.
670 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
673 * ra-conflict.c (record_one_conflict_between_regnos,
674 set_conflicts_for_earlyclobber, global_conflicts): Improved
676 (global_conflicts): Removed incorrect check.
678 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
680 PR tree-optimization/33615
681 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
682 if the statement might throw. Fix formatting.
684 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
686 PR tree-optimization/33615
687 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
688 if the rhs might throw.
690 2007-10-09 Jan Hubicka <jh@suse.cz>
692 * invoke.texi (align-threshold, align-loop-iterations): Document.
693 * final.c: Include cfgloop.h, params.h
694 (compute_alignments): Dump decisions and compare them with loop
695 structure; honor given parameters.
696 (pass_compute_alignments): New dump file.
697 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
698 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
700 2007-10-09 James E. Wilson <wilson@specifix.com>
702 PR tree-optimization/33655
704 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
705 convert it to bitsizetype before size_binop call.
707 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
709 PR tree-optimization/33572
710 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
711 the absence of a corresponding edge from the exit block.
713 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
716 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
718 (sra_build_assignment): Likewise. Set up mask depending on
720 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
722 (sra_build_elt_assignment): Don't view-convert from signed to
724 (sra_explode_bitfield_assignment): Use bit-field type if
725 possible. Use BYTES_BIG_ENDIAN.
727 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
730 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
731 the original stmt can throw.
732 (sra_build_bf_assignment): Fix type mismatch when applying negated
735 2007-10-08 Geoffrey Keating <geoffk@apple.com>
737 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
738 '#pragma mark' to be executed at preprocessing time.
740 2007-10-08 Ollie Wild <aaw@google.com>
742 * varasm.c (compare_constant): Removed call to
743 lang_hooks.expand_constant.
744 (copy_constants): Removed call to lang_hooks.expand_constant.
745 (compute_reloc_for_constant): Removed call to
746 lang_hooks.expand_constant.
747 (output_addressed_constants): Removed call to
748 lang_hooks.expand_constant.
749 (constructor_static_from_elts_p): Removed call to
750 lang_hooks.expand_constant.
751 (output_constant): Removed calls to lang_hooks.expand_constant.
752 * langhooks.h (struct lang_hooks): Removed field expand_constant.
753 * langhooks-def.h (lhd_return_tree): Removed.
754 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
755 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
756 * langhooks.c (lhd_return_tree): Removed.
758 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
760 * combine.c (setup_incoming_promotions): Ensure that
761 arguments that have not undergone mode promotions do not
762 incorrectly get marked as being sign- or zero-extended.
764 2007-10-08 Richard Guenther <rguenther@suse.de>
769 * fold-const.c (fold_binary): Use correct types in folding
770 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
771 and building of RROTATE_EXPR.
773 2007-10-08 Richard Guenther <rguenther@suse.de>
778 * fold-const.c (fold_binary): Use the correct types when
779 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
780 (fold_binary): Use the correct types when folding
781 (-A) - B to (-B) - A.
782 (fold_unary): Use the correct types when folding ~(X).
784 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
786 * doc/invoke.texi (Wall): fix formatting issues.
788 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
790 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
791 truncated shift counts.
793 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
795 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
796 syntax for ASSEMBLER_DIALECT.
797 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
799 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
800 Nathan Froyd <froydnj@codesourcery.com>
802 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
803 when determining whether to record INCOMING_RETURN_ADDR_RTX.
805 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
808 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
810 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
811 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
812 the function, temporarily point the debug interface to the null one.
814 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
816 PR tree-optimization/33655
818 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
821 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
823 PR tree-optimization/33572
824 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
825 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
826 (update_ssa_across_abnormal_edges): ... this. Set slots in the
828 (copy_edges_for_bb): Handle nonlocal label edges.
829 (make_nonlocal_label_edges): Deleted.
830 (optimize_inline_calls): Don't call it.
832 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
834 * gthr-single.h: Revert last change.
836 2007-10-05 Michael Matz <matz@suse.de>
839 * lower-subreg.c (decompose_multiword_subregs): Use
840 validate_unshare_change().
842 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
844 * ra-conflict.c: Include "sparseset.h".
845 (conflicts): Change to HOST_WIDEST_FAST_INT.
846 (allocnos_live): Redefine variable as a sparseset.
847 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE): Delete macros.
848 (allocno_row_words): Removed global variable.
849 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
850 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
851 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
852 (record_one_conflict_between_regnos): Cache allocno values and reuse.
854 (record_one_conflict): Update uses of allocnos_live to use
855 the sparseset routines. Use set_conflicts_p.
856 (mark_reg_store): Likewise.
857 (set_reg_in_live): Likewise.
858 (global_conflicts): Update uses of allocnos_live.
859 Use the new adjacency list to visit an allocno's neighbors
860 rather than iterating over all possible allocnos.
861 Call set_conflicts_p to setup conflicts rather than adding
863 * global.c: Comments updated.
864 (CONFLICTP): Delete define.
865 (regno_compare): New function. Add prototype.
866 (global_alloc): Sort the allocno to regno mapping according to
867 which basic blocks the regnos are referenced in. Modify the
868 conflict bit matrix to a compressed triangular bitmatrix.
869 Only allocate the conflict bit matrix and adjacency lists if
870 we are actually going to allocate something.
871 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
872 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
873 allocno's neighbors rather than iterating over all possible allocnos.
874 (mirror_conflicts): Removed function.
875 (dump_conflicts): Iterate over regnos rather than allocnos so
876 that all dump output will be sorted by regno number.
877 Use the FOR_EACH_CONFLICT macro.
878 * ra.h: Comments updated.
879 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
880 (partial_bitnum, max_bitnum, adjacency, adjacency_pool): Add prototypes.
881 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
882 (adjacency_list_d, adjacency_iterator_d): New types.
883 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
884 adjacency_iter_next, regno_basic_block): New static inline functions.
885 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
886 (conflict_p): Add function prototype.
887 * sparseset.h, sparseset.c: New files.
888 * Makefile.in (OBJS-common): Add sparseset.o.
889 (sparseset.o): New rule.
891 2007-10-05 Richard Guenther <rguenther@suse.de>
894 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
897 2007-10-05 Michael Matz <matz@suse.de>
900 * function.c (match_asm_constraints_1): Check for input
901 being used in the outputs.
903 2007-10-05 Richard Guenther <rguenther@suse.de>
905 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
907 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
910 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
911 subset checks. Make the cost of FPR -> FPR moves depend on
912 mips_mode_ok_for_mov_fmt_p.
914 2007-10-04 Doug Kwan <dougkwan@google.com>
916 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
917 __gthread_cond_wait_recursive): Add to extend interface for POSIX
918 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
919 support of conditional variables.
920 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
921 __gthread_cond_wait_recursive): Add to extend interface for POSIX
922 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
923 support of conditional variables.
924 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
925 __gthread_cond_wait_recursive): Add to extend interface for POSIX
926 conditional variables.
927 * gthr.h: Update comments to document new interface.
929 2007-10-04 Geoffrey Keating <geoffk@apple.com>
931 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
934 2007-10-04 Anatoly Sokolov <aesok@post.ru>
936 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
938 2007-10-04 Richard Guenther <rguenther@suse.de>
941 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
942 does not need to be of INTEGER_TYPE.
943 (verify_gimple_2): New function split out from ...
944 (verify_gimple_1): ... here. ICE if there was an error during
947 2007-10-04 Michael Matz <matz@suse.de>
949 PR rtl-optimization/33653
950 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
951 * dse.c (scan_insn): Same.
953 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
955 * config.gcc: Remove USE_GAS for m68k targets.
957 2007-10-04 Richard Guenther <rguenther@suse.de>
959 PR tree-optimization/33627
960 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
961 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
963 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
964 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
966 2007-10-04 Anatoly Sokolov <aesok@post.ru>
968 * config/avr/avr.c (commands_in_file, commands_in_prologues,
969 commands_in_epilogues): Remove variables.
970 (avr_file_start): Remove unneded initializations of commands_in_file,
971 commands_in_prologues and commands_in_epilogues variables.
972 (avr_file_end): Remove dead code.
974 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
976 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
979 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
982 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
983 (mips_split_doubleword_move): ...this.
984 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
985 use natural endianness for multi-format FPR values.
986 (mips_split_64bit_move): Rename to...
987 (mips_split_doubleword_move): ...this and extend to 64-bit words.
988 Use move_doubleword_fpr* patterns for moves involving FPRs.
989 (mips_save_reg): Update the call to mips_split_64bit_move.
990 (mips_secondary_reload_class): Return NO_REGS for any reload of a
991 nonzero constant into an FPR if the constant can be forced to memory.
992 * config/mips/mips.md: Update the splitter calls to
993 mips_split_64bit_move.
994 (UNSPEC_LOAD_DF_LOW): Rename to...
995 (UNSPEC_LOAD_LOW): ...this.
996 (UNSPEC_LOAD_DF_HIGH): Rename to...
997 (UNSPEC_LOAD_HIGH): ...this.
998 (UNSPEC_STORE_DF_HIGH): Rename to...
999 (UNSPEC_STORE_WORD): ...this.
1000 (SPLITF): New mode iterator.
1001 (HALFMODE): New mode attribute.
1002 (movtf): New expander.
1003 (*movtf_internal): New define_insn_and_split.
1004 (move_doubleword_fpr<mode>): New expander.
1005 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
1007 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
1008 (mfhc1<mode>): ...these more general patterns.
1010 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
1012 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
1014 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
1016 * gcse.c (hash_scan_set): Insert set in insn before note at
1017 the end of basic block.
1019 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
1021 PR tree-optimization/33576
1022 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
1023 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
1024 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
1025 (remove_iv): Declared.
1026 * lambda-code.c (remove_iv): Not static.
1027 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
1028 Don't remove ivs there, save ivs in the buffer.
1030 2007-10-03 Jason Merrill <jason@redhat.com>
1033 * tree-eh.c (same_handler_p): New fn.
1034 (optimize_double_finally): New fn.
1035 (refactor_eh_r): New fn.
1036 (refactor_eh): New fn.
1037 (pass_refactor_eh): New pass.
1038 * tree-pass.h: Declare it.
1039 * passes.c (init_optimization_passes): Add it.
1041 2007-10-03 Doug Kwan <dougkwan@google.com>
1042 Richard Guenther <rguenther@suse.de>
1045 * dwarf2out.c (reference_to_unused): Disable sanity checking,
1046 be conservative instead.
1048 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1051 * doc/invoke.texi (-fwhole-program): Document that Fortran
1052 doesn't support this option.
1054 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
1057 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
1060 2007-10-02 David Daney <ddaney@avtrex.com>
1062 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
1063 against constant zero.
1064 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
1067 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
1069 * ra-conflict.c: New file.
1071 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
1072 usage to DF_LIVE usage.
1073 (reload): Remove reference to df_get_live_top.
1074 * rtlanal.c (subreg_nregs_with_regno): New function.
1075 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
1076 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
1077 (df_has_eh_preds): Removed.
1078 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
1079 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
1081 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
1082 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
1083 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
1084 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
1085 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
1086 (global_alloc): Turn off rescanning insns after call to
1087 global_conflicts and added call to set_preferences.
1088 (global_conflicts): Moved to ra-alloc.c.
1089 (set_preferences_1, set_preferences): New function.
1090 (mirror_conflicts): Changed types for various variables.
1091 (mark_elimination): Change DF_RA_LIVE
1092 usage to DF_LIVE usage.
1093 (build_insn_chain): Rewritten from scratch and made local.
1094 (print_insn_chain, print_insn_chains): New functions.
1095 (dump_conflicts): Do not print conflicts for fixed_regs.
1096 (rest_of_handle_global_alloc): Turn off insn rescanning.
1097 * hard-reg-set.h: Fixed comment.
1098 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
1099 usage to DF_LIVE usage and delete refs to TOP sets.
1100 (block_alloc): Mark regs as live if they are in the artificial
1101 defs at top of block.
1102 (find_stack_regs): New function.
1103 (rest_of_handle_local_alloc): Changed urec problem to live
1104 problem and do not turn off df rescanning.
1105 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
1106 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
1107 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
1108 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
1109 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
1110 fields in df_ref_flags. The rest have been renumbered.
1111 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
1113 * rtl.h (subreg_nregs_with_regno): New function.
1114 * df-problems.c: (df_get_live_out, df_get_live_in,
1115 df_get_live_top): Removed reference to DF_RA_LIVE.
1116 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
1117 df_live_alloc, df_live_reset, df_live_local_finalize,
1118 df_live_free): Make top set only if different from in set.
1119 (df_lr_top_dump, df_live_top_dump): Only print top set if
1120 different from in set.
1121 (df_lr_bb_local_compute): Removed unnecessary check.
1122 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
1123 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
1124 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
1125 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
1126 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
1127 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
1128 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
1129 df_urec_add_problem): Removed.
1130 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
1132 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
1133 * basic_block.h (bb_has_abnormal_pred): New function.
1134 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
1135 usage to DF_LIVE usage.
1137 2007-10-02 Revital Eres <eres@il.ibm.com>
1139 * config/rs6000/predicates.md (easy_vector_constant): Return false
1140 for 750CL paired vectors.
1141 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
1143 (vec_initv2sf): Add new description.
1144 (vconcatsf): Likewise.
1145 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
1146 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
1148 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
1150 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
1151 sinking the last stmt in a BB.
1153 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
1156 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
1157 (sra_hash_tree): Handle BIT_FIELD_REFs.
1158 (sra_elt_hash): Don't hash bitfld blocks.
1159 (sra_elt_eq): Skip them in parent compares as well. Handle
1161 (build_element_name_1): Handle BIT_FIELD_REFs.
1162 (instantiate_element): Propagate nowarn from parents. Create
1163 BIT_FIELD_REF for variables that are widened by scalarization.
1164 Gimple-zero-initialize all bit-field variables that are not
1165 part of parameters that are going to be scalarized on entry.
1166 (instantiate_missing_elements_1): Return the sra_elt.
1167 (canon_type_for_field): New.
1168 (try_instantiate_multiple_fields): New. Infer widest possible
1169 access mode from decl or member type, but clip it at word
1170 size, and only widen it if a field crosses an alignment
1172 (instantiate_missing_elements): Use them.
1173 (generate_one_element_ref): Handle BIT_FIELD_REFs.
1174 (scalar_bitfield_p): New.
1175 (sra_build_assignment): Optimize assignments from scalarizable
1176 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
1179 (sra_build_bf_assignment): New. Optimize assignments to
1180 scalarizable BIT_FIELD_REFs.
1181 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
1182 assignments to full variables.
1183 (generate_copy_inout): Use the new macros and functions.
1184 (generate_element_copy): Likewise. Handle bitfld differences.
1185 (generate_element_zero): Don't recurse for blocks. Use
1186 sra_build_elt_assignment.
1187 (generate_one_element_init): Take elt instead of var. Use
1188 sra_build_elt_assignment.
1189 (generate_element_init_1): Adjust.
1190 (bitfield_overlap_info): New struct.
1191 (bitfield_overlaps_p): New.
1192 (sra_explode_bitfield_assignment): New. Adjust widened
1193 variables to account for endianness.
1194 (sra_sync_for_bitfield_assignment): New.
1195 (scalarize_use): Re-expand assignment to/from scalarized
1196 BIT_FIELD_REFs. Explode or sync needed members for
1197 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
1198 (scalarize_copy): Use REPLDUP.
1199 (scalarize_ldst): Move assert before dereference. Adjust EH
1201 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
1203 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
1205 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
1206 Rename CR_* constants to CMP_*. Fix spacing.
1208 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1211 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
1212 to be processed with the special script doc/install.texi2html.
1214 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1216 * doc/invoke.texi (Wall): List the options enabled by Wall.
1217 (Wstrict-aliasing): Add missing @option.
1219 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
1221 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
1222 rather than gen_lowpart to change a register from DImode to DFmode.
1223 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
1224 both FROM and TO are integer modes that are no bigger than 4 bytes.
1225 (mips_mode_ok_for_mov_fmt_p): New function.
1226 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
1227 (mips_secondary_reload_class): Tweak formatting and comments.
1228 Use reg_class_subset_p instead of direct comparisons with
1229 classes. Only allow direct FPR<->FPR moves for modes that
1230 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
1231 for 4- and 8-byte types. Handle reloads in which X is an FPR.
1232 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
1233 (*movdi_64bit): Likewise.
1234 (*movsi_internal): Likewise.
1235 (*movhi_internal): Likewise.
1236 (*movqi_internal): Likewise.
1238 2007-09-30 Diego Novillo <dnovillo@google.com>
1241 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
1244 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
1246 PR tree-optimization/33597
1247 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
1248 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
1250 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
1252 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
1253 instead of variants of (!reload_in_progress && !reload_completed).
1254 (x86_expand_vector_move): Ditto.
1256 2007-09-28 Ollie Wild <aaw@google.com>
1259 2007-09-27 Ollie Wild <aaw@google.com>
1261 * varasm.c (compare_constant): Removed call to
1262 lang_hooks.expand_constant.
1263 (copy_constants): Removed call to lang_hooks.expand_constant.
1264 (compute_reloc_for_constant): Removed call to
1265 lang_hooks.expand_constant.
1266 (output_addressed_constants): Removed call to
1267 lang_hooks.expand_constant.
1268 (constructor_static_from_elts_p): Removed call to
1269 lang_hooks.expand_constant.
1270 (output_constant): Removed calls to lang_hooks.expand_constant.
1271 * langhooks.h (struct lang_hooks): Removed field expand_constant.
1272 * langhooks-def.h (lhd_return_tree): Removed.
1273 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
1274 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
1275 * langhooks.c (lhd_return_tree): Removed.
1277 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1280 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
1281 argument to gen_selb.
1283 2007-09-28 Chao-ying Fu <fu@mips.com>
1285 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
1286 * doc/libgcc.texi (Fixed-point fractional library routines):
1287 Fix typos for neg and cmp functions.
1289 2007-09-28 Michael Matz <matz@suse.de>
1291 PR rtl-optimization/33552
1292 * function.c (match_asm_constraints_1): Check for overlap in
1293 inputs and replace all occurences.
1295 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
1297 * config/mips/mips.c (override_options): Fix comment typo.
1299 2007-09-28 Jie Zhang <jie.zhang@analog.com>
1301 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
1302 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
1303 * config/bfin/t-bfin-linux (crti.o): Don't build.
1305 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
1306 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
1308 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
1310 2007-09-27 Ollie Wild <aaw@google.com>
1312 * varasm.c (compare_constant): Removed call to
1313 lang_hooks.expand_constant.
1314 (copy_constants): Removed call to lang_hooks.expand_constant.
1315 (compute_reloc_for_constant): Removed call to
1316 lang_hooks.expand_constant.
1317 (output_addressed_constants): Removed call to
1318 lang_hooks.expand_constant.
1319 (constructor_static_from_elts_p): Removed call to
1320 lang_hooks.expand_constant.
1321 (output_constant): Removed calls to lang_hooks.expand_constant.
1322 * langhooks.h (struct lang_hooks): Removed field expand_constant.
1323 * langhooks-def.h (lhd_return_tree): Removed.
1324 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
1325 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
1326 * langhooks.c (lhd_return_tree): Removed.
1328 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1331 * expr.c (emit_group_load_1): Split constant double when destination
1332 length is half source length.
1334 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
1336 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
1337 (mips_cpu_info): Add tune_flags.
1338 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
1339 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
1341 (override_options): Remove deprecation code. Use branch-likely
1342 instructions for optimize_size or if the tuning flags do not
1343 suggest otherwise. Tweak warning.
1344 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
1346 2007-09-27 Matthias Klose <doko@ubuntu.com>
1348 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
1349 multilib osdirname if it exists.
1350 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
1352 2007-09-27 Ian Lance Taylor <iant@google.com>
1354 PR tree-optimization/33565
1355 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
1356 assignments of comparisons.
1357 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
1358 parameter. Change caller. Defer overflow warnings around call to
1360 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
1361 TREE_NO_WARNING is set on the statement.
1362 * tree-ssa-forwprop.c
1363 (tree_ssa_forward_propagate_single_use_vars): Don't test
1364 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
1365 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1367 2007-09-27 Joseph Myers <joseph@codesourcery.com>
1369 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
1370 reduce offset by units of 0x10000 for SPE vector modes or modes
1371 used with E500 double instructions.
1373 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
1375 * simplify-rtx.c (comparison_result): New.
1376 (simplify_const_relational_operation): Use it instead of the five
1377 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
1378 Improve bounds-checking optimizations; remove subsumed POPCOUNT
1379 optimizations. Extract nonzero_address_p optimizations into a
1380 separate "if" together with optimizations where op1 is const0_rtx.
1381 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
1382 floating-point arguments too when appropriate. Hoist test for ABS
1383 outside the final switch statement.
1384 * cse.c (fold_rtx): Don't look for an IOR equivalent of
1385 folded_arg0 if we found a constant equivalent. Remove
1386 transformations done in simplify-rtx.c for "op0 RELOP op0".
1388 2007-09-27 Jakub Jelinek <jakub@redhat.com>
1390 * builtins.c (expand_builtin, expand_builtin_object_size,
1391 expand_builtin_memory_chk, maybe_emit_chk_warning,
1392 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
1394 * expr.c (expand_expr_real_1): Likewise.
1395 * langhooks-def.h (struct diagnostic_info): Add forward decl.
1396 (lhd_print_error_function): Add third argument.
1397 * langhooks.h (struct diagnostic_info): Add forward decl.
1398 (struct lang_hooks): Add third argument to print_error_function.
1399 * diagnostic.h (diagnostic_info): Add abstract_origin field.
1400 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
1402 (diagnostic_report_current_function): Likewise.
1403 * toplev.c (announce_function): Pass NULL as second argument to
1404 diagnostic_set_last_function.
1405 * diagnostic.c (diagnostic_report_current_function): Add second
1406 argument, pass it as third argument to lang_hooks.print_error_function.
1407 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
1408 to diagnostic_report_current_function.
1409 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
1410 and message.abstract_origin.
1411 (verbatim): Initialize abstract_origin.
1412 * pretty-print.h (text_info): Add abstract_origin field.
1413 * pretty-print.c (pp_base_format): Handle %K.
1414 * langhooks.c (lhd_print_error_function): Add third argument. If
1415 diagnostic->abstract_origin, print virtual backtrace.
1416 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1417 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
1418 (init_dynamic_diag_info): Likewise.
1420 2007-09-26 David Daney <ddaney@avtrex.com>
1423 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
1424 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
1425 sync_old_nand<mode>, sync_new_nand<mode>,
1426 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
1427 Update length attributes.
1428 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
1429 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
1431 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
1432 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
1433 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
1436 2007-09-26 Richard Guenther <rguenther@suse.de>
1438 PR tree-optimization/33563
1439 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
1440 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
1442 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
1443 get_use_of_stmt_lhs.
1445 2007-09-26 Joseph Myers <joseph@codesourcery.com>
1448 * c-common.c (complete_array_type): Diagnose too-large arrays and
1449 set type to error_mark_node.
1451 2007-09-26 Richard Guenther <rguenther@suse.de>
1453 PR tree-optimization/30375
1454 PR tree-optimization/33560
1455 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
1459 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
1461 * tree-ssa-dse.c (aggregate_vardecl_d): New.
1462 (dse_global_data): Add aggregate_vardecl field.
1463 (dse_possible_dead_store_p): New.
1464 Add prev_defvar variable.
1465 Allow immediate uses and previous immediate uses to differ
1466 if they are setting different parts of the whole.
1467 (get_aggregate_vardecl): New.
1468 (dse_record_partial_aggregate_store): New.
1469 (dse_whole_aggregate_clobbered_p): New.
1470 (dse_partial_kill_p): New.
1471 Call dse_maybe_record_aggregate_store().
1472 When checking whether a STMT and its USE_STMT refer to the
1473 same memory address, check also for partial kills that clobber
1475 Move some variable definitions to the block where they are used.
1476 (aggregate_vardecl_hash): New.
1477 (aggregate_vardecl_eq): New.
1478 (aggregate_vardecl_free): New.
1479 (aggregate_whole_store_p): New.
1480 (tree_ssa_dse): Initialize and free aggregate_vardecl.
1481 Mark which aggregate stores we care about.
1483 2007-09-25 DJ Delorie <dj@redhat.com>
1486 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
1489 2007-09-25 Michael Meissner <michael.meissner@amd.com>
1492 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
1493 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
1494 for vector int32 -> int64 conversions. Don't write beyond the end
1495 of the allocated vector for int32 -> int64 conversions.
1497 2007-09-25 Revital Eres <eres@il.ibm.com>
1499 * config/rs6000/paired.h (paired_sel): New.
1500 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
1501 (rs6000_expand_ternop_builtin): Pass zero const_double operand
1502 when expanding selv2sf.
1503 * config/rs6000/rs6000.h (rs6000_builtins): Add
1504 PAIRED_BUILTIN_SELV2SF4.
1506 2007-09-25 Joseph Myers <joseph@codesourcery.com>
1509 * c-typeck.c (default_conversion): Call require_complete_type
1510 before perform_integral_promotions.
1511 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
1512 (build_c_cast): Call require_complete_type except for casts to
1514 (convert_for_assignment): Call require_complete_type.
1516 2007-09-25 Revital Eres <eres@il.ibm.com>
1518 * config/spu/spu.md: Fix doloop pattern.
1520 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
1522 * config/bfin/bfin.c (expand_prologue_reg_save,
1523 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs and
1525 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
1526 ... from here. New argument ALL; callers changed.
1527 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
1528 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
1529 have the "saveall" attribute.
1531 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
1533 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
1535 (INCOMING_REGNO, OUTGOING_REGNO): Define.
1536 * config/mmix/mmix.c (mmix_opposite_regno): New function.
1537 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
1539 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
1540 with REG_P tests before REGNO access.
1542 2007-09-24 DJ Delorie <dj@redhat.com>
1545 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
1547 (movqicc_<code>_<mode>): Likewise.
1548 (movhicc_<code>_<mode>): Likewise.
1550 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
1553 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
1554 register for reload.
1556 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
1559 * config/i386/i386.c (ix86_comp_type_attributes): Check
1562 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1564 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
1565 "move.l %a4,%a4" to produce nops.
1566 * config/m68k/m68k.c (override_options): Reset align options,
1567 if neccessary align macro isn't avaible.
1569 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1571 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
1573 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1575 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
1577 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
1578 reload is completed.
1579 (peephole pattern): Convert most of them to RTL peephole pattern.
1581 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1583 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
1584 (moved from fp compare patterns).
1585 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
1586 Cleanup predicates to relieve reload.
1587 (conditional_trap): Reject conditional trap with fp condition.
1588 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
1589 certain constants early.
1591 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
1593 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
1595 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1597 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
1598 Allow --with-tune=cell and --with-cpu=cell.
1600 2007-09-24 David Edelsohn <edelsohn@gnu.org>
1602 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
1603 * config/rs6000/rs6000.opt (swdiv): Change option to ...
1605 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
1607 (TARGET_BUILTIN_RECIPROCAL): Use it.
1608 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
1609 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
1610 (rs6000_emit_swrsqrtsf): New.
1611 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
1613 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
1614 (divsf3): Remove swdiv support.
1617 (rsqrt_internal1): New.
1618 (divdf3): Remove swdiv support.
1621 2007-09-24 Jakub Jelinek <jakub@redhat.com>
1624 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
1626 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
1627 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
1628 * tree.c (type_hash_eq): For FUNCTION_TYPE use
1629 lang_hooks.type.type_hash_eq in addition to generic tests.
1631 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
1632 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
1634 * tree-inline.h (eni_weights): Add field target_builtin_cost to
1635 reflect the cost per call to a target specific builtin.
1636 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
1637 call to a target specific builtin, then use target_builtin_call_cost.
1638 (init_inline_once): Initialize target_builtin_call_cost field.
1640 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
1643 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
1646 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
1648 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
1649 * configure: Regenerated.
1651 2007-09-23 Ollie Wild <aaw@google.com>
1653 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
1655 (get_pointer_modulus_and_residue): New function.
1657 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1659 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
1660 combine an SC return value into a single register.
1662 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1664 * opth-gen.awk (target_flags_explicit): Declare.
1665 * toplev.h (target_flags_explicit): Delete declaration.
1666 * toplev.c (target_flags): Likewise.
1667 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
1668 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
1669 Never return true for TARGET_MIPS16.
1670 * config/mips/mips.c (mips_llsc): Delete.
1671 (mips_handle_option): Remove -mllsc handling.
1672 (mips_strip_unspec_address): Tweak comment.
1673 * config/mips/mips.opt (mllsc): Use a target mask.
1675 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1677 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
1678 word_mode as well as Pmode.
1680 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1682 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
1683 parameters from word_mode to the subword type if such a truncation
1686 2007-09-23 Jakub Jelinek <jakub@redhat.com>
1688 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
1689 * configure: Regenerated.
1691 2007-09-23 Jan Hubicka <jh@suse.cz>
1693 * params.def (INLINE_CALL_COST): Set to 12.
1694 * invoke.texi (inline-call-cost): Update default value.
1696 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
1698 * config/alpha/alpha.md (movti): Use operand_subword for the split.
1700 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
1701 Revital Eres <eres@il.ibm.com>
1703 * modulo-sched.c (doloop_register_get): Rewrite the loop which
1704 checks whether the count_reg is found outside the control part.
1706 2007-09-23 Jakub Jelinek <jakub@redhat.com>
1708 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
1709 instead of checking CALL_EXPR_FN directly to test for builtins.
1710 If error or warning attributes are present, print
1711 error resp. warning.
1712 * c-common.c (handle_error_attribute): New function.
1713 (c_common_attribute_table): Add error and warning
1715 * doc/extend.texi: Document error and warning attributes.
1717 * tree.h (block_nonartificial_location): New prototype.
1718 * tree.c (block_nonartificial_location): New function.
1719 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
1720 if artificial attribute is present on abstract inline decl.
1721 * c-common.c (handle_artificial_attribute): New function.
1722 (c_common_attribute_table): Add artificial attribute.
1723 * final.c (override_filename, override_linenum): New variables.
1724 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
1725 and override_linenum if inside of a block inlined from
1726 __attribute__((__artificial__)) function.
1727 (notice_source_line): Honor override_filename and override_linenum.
1728 * doc/extend.texi: Document __attribute__((__artificial__)).
1729 * config/i386/emmintrin.h: Add __artificial__ attribute to
1730 all __always_inline__ functions.
1731 * config/i386/mmintrin.h: Likewise.
1732 * config/i386/tmmintrin.h: Likewise.
1733 * config/i386/mm3dnow.h: Likewise.
1734 * config/i386/pmmintrin.h: Likewise.
1735 * config/i386/ammintrin.h: Likewise.
1736 * config/i386/xmmintrin.h: Likewise.
1737 * config/i386/smmintrin.h: Likewise.
1738 * config/i386/bmmintrin.h: Likewise.
1739 * config/i386/mmintrin-common.h: Likewise.
1742 * expr.c (expand_constructor): New function.
1743 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
1744 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
1747 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1749 * config/mips/mips.c (dump_constants_1): Generalize to include
1750 fractional and accumulator modes.
1752 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
1754 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
1755 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
1757 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
1758 TARGET_HARD_FLOAT when testing whether -mpaired-single is
1760 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
1762 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
1764 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
1765 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
1767 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
1768 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
1769 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
1771 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
1773 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
1774 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
1775 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
1777 2007-09-22 Jason Merrill <jason@redhat.com>
1780 * attribs.c (lookup_attribute_spec): Split out...
1781 (decl_attributes): From here.
1782 * tree.h: Declare it.
1784 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
1786 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
1788 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
1790 * tree-inline.c (remap_type_1): Correctly chain variants.
1792 2007-09-22 Richard Guenther <rguenther@suse.de>
1794 PR tree-optimization/33146
1795 * fold-const.c (fold_binary): Use the original tree
1797 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
1798 also changes "sign".
1800 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
1803 * except.c (finish_eh_generation): Call commit_edge_insertions if
1804 there are insns queued on the entry edge.
1805 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
1808 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
1810 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
1812 2007-09-19 Michael Meissner <michael.meissner@amd.com>
1814 * gcc/config/i386/i386.c: Delete trailing whitespace.
1815 * gcc/config/i386/i386.h: Ditto.
1816 * gcc/config/i386/bmmintrin.h: Ditto.
1817 * gcc/config/i386/sync.md: Ditto.
1818 * gcc/config/i386/ppro.md: Ditto.
1819 * gcc/config/i386/mmx.md: Ditto.
1820 * gcc/config/i386/constraints.md: Ditto.
1821 * gcc/config/i386/sse.md: Ditto.
1822 * gcc/config/i386/athlon.md: Ditto.
1823 * gcc/config/i386/i386.md: Ditto.
1825 2007-09-21 Richard Guenther <rguenther@suse.de>
1827 PR tree-optimization/33508
1828 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
1829 quadratic loop by keeping a bitmap of variables we have
1830 to clobber all subvariables for.
1831 (set_initial_properties): Likewise.
1833 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
1835 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
1837 2007-09-20 Nigel Stephens <nigel@mips.com>
1838 Chao-ying Fu <fu@mips.com>
1840 * c-decl.c (finish_declspecs): When _Sat is used without
1841 _Fract or _Accum, set the default type to cts_fract.
1842 This avoids a warning of "type defaults to int".
1844 2007-09-20 Joseph Myers <joseph@codesourcery.com>
1846 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
1847 bit-fields wider than one bit.
1849 2007-09-20 Jakub Jelinek <jakub@redhat.com>
1852 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
1854 * dbxout.c (dbxout_type): Likewise.
1858 * gimplify.c (gimplify_vla_decl): New function.
1859 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
1861 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
1863 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
1865 * doc/invoke.texi (-minterlink-mips16): Document.
1866 * config/mips/mips.opt (minterlink-mips16): New option.
1867 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
1870 2007-09-20 Joseph Myers <joseph@codesourcery.com>
1872 * doc/extend.texi (Attribute Syntax): Remove old speculative
1875 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
1877 * combine.c: Include cgraph.h.
1878 (setup_incoming_promotions): Rework to allow more aggressive
1879 elimination of sign extensions when all call sites of the
1880 current function are known to lie within the current unit.
1882 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
1884 * dse.c (find_shift_sequence): No-op rework of control flow.
1886 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
1888 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
1889 GPR for DCmode on 64-bit targets. Remove redundant fallback.
1891 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1893 * cfgexpand.c (dump_stack_var_partition): Use the correct
1894 index for the offset.
1896 2007-09-19 Joseph Myers <joseph@codesourcery.com>
1898 * config/mips/sde.h: Switch to GPLv3.
1900 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
1902 * tree-sra.c (decide_block_copy): Decide if there are groups.
1904 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
1906 * config/m68k/m68k.c (output_move_himode): Remove jump table
1908 config/m68k/m68k.md (lea): Likewise.
1909 * config/m68k/m68k.c (print_operand_address): Use simple pc
1910 relative addressing.
1912 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
1914 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
1915 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
1917 (asm_insn_count): Pass template as second argument to it.
1918 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1919 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1920 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1921 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1922 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
1923 (sh_insn_length_adjustment): Pass template as second argument to it.
1924 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
1926 * config/bfin/bfin.md (define_asm_attributes): New.
1928 2007-09-19 Jie Zhang <jie.zhang@analog.com>
1930 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
1932 * config/bfin/print-sysroot-suffix.sh: New.
1933 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
1934 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
1935 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1936 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
1937 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
1938 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1939 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
1940 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
1941 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1942 (linux-sysroot-suffix.h): New target.
1943 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
1944 (mspecld-anomaly): Likewise.
1945 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
1946 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
1947 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
1948 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
1949 (bfin_si_revision): Declare.
1950 (bfin_workarounds): Declare.
1951 (WA_SPECULATIVE_LOADS): Define.
1952 (ENABLE_WA_SPECULATIVE_LOADS): Define.
1953 (WA_SPECULATIVE_SYNCS): Define.
1954 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
1955 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
1956 (LIB_SPEC): Add %s to the linker scripts.
1957 Use proper linker script for bf522, bf525, bf527,
1958 bf538, bf539, bf542, bf544, bf548, and bf549.
1959 * config/bfin/bfin.c (bfin_si_revision): Define.
1960 (bfin_workarounds): Define.
1961 (struct bfin_cpu): New.
1963 (bfin_handle_option): Handle silicon revision part of -mcpu option.
1964 (override_options): Set bfin_workarounds.
1965 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
1966 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
1967 ENABLE_WA_SPECULATIVE_LOADS.
1968 (bfin_reorg): Likewise.
1969 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1970 macros for bf522, bf525, bf527, bf538, bf539,
1971 bf542, bf544, bf548, and bf549.
1972 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
1973 Don't define __ID_SHARED_LIB__ when -msep-data.
1974 (TARGET_DEFAULT): Define as 0.
1975 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
1976 * doc/invoke.texi (Blackfin Options): Document silicon
1977 revision part of -mcpu option and it now accepts bf522, bf525,
1978 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
1980 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1982 * alias.c (memory_modified_1): Deconstify.
1983 (memory_modified_in_insn_p): Don't use const_note_stores.
1984 * rtl.h (const_note_stores): Delete.
1985 * rtlanal.c (const_note_stores): Likewise.
1987 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
1989 * dse.c (find_shift_sequence): Temporarily revert to forbidding
1992 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
1996 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
1997 (addsi_small_int): Likewise.
1998 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
1999 (one_cmplsi2): Likewise.
2001 (enter_func): Expand insn using hard_frame_pointer_rtx and
2004 * config/fr30/fr30.c (fr30_expand_prologue): Check for
2005 hard_frame_pointer_rtx instead of using REGNO() check.
2006 Properly sign extend GEN_INT() argument.
2008 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
2010 * config/m68k/m68k.c (override_options): Remove USE_GAS,
2012 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
2013 alternatives with just jcc.
2014 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
2015 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
2016 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
2017 dbge_hi, dbge_si): Likewise.
2019 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
2021 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
2022 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
2023 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
2024 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
2025 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
2027 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
2029 * config/m68k/m68k-devices.def (51qe): New device.
2030 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
2031 to all uses of FL_FOR_isa_c for compatibility.
2032 (all_microarchs): Add cfv1 microarchitecture.
2033 (m68k_handle_option): Handle m51qe option.
2034 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
2035 (TUNE_CFV1): New macro.
2036 (enum uarch_type): Add ucfv1.
2037 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
2039 2007-09-18 Richard Guenther <rguenther@suse.de>
2041 PR tree-optimization/31863
2042 * tree-ssa-structalias.c (create_variable_info_for): Always
2043 free the fieldstack.
2045 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
2047 * opts.c (decode_options): Enable vectorization under -O3.
2049 2007-09-18 Richard Guenther <rguenther@suse.de>
2051 PR tree-optimization/33340
2052 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
2053 SSA_NAMEs that occur in abnormal PHI nodes.
2055 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2057 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
2058 Don't use const_get_call_expr_in.
2059 * tree-gimple.c (const_get_call_expr_in): Delete.
2060 * tree-gimple.h (const_get_call_expr_in): Likewise.
2062 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2064 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
2065 not yet have a basic block.
2066 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
2068 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2070 * config/mips/mips.c (mips_file_start): Add ".previous" directives
2071 to both ".section"s.
2073 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
2075 * config/mips/mips.c (mips_output_mi_thunk): Use
2076 mips_function_ok_for_sibcall and const_call_insn_operand
2077 to determine if a direct sibcall is allowed. Use
2078 mips_classify_symbol to determine a global pointer is needed.
2080 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
2082 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
2084 2007-09-17 Chao-ying Fu <fu@mips.com>
2085 Nigel Stephens <nigel@mips.com>
2087 * config/fixed-bit.h: New file.
2088 * config/fixed-bit.c: New file.
2089 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
2091 2007-09-18 Jakub Jelinek <jakub@redhat.com>
2093 * c-format.h (format_kind_info): Add alloc_char field.
2094 * c-format.c (scanf_flag_specs): Add 'm'.
2095 (scanf_flag_pairs): Add 'a', 'm' pair.
2096 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
2097 (format_types_orig): Add alloc_char fields.
2098 (check_format_info_main): Rename aflag to alloc_flag.
2099 Handle fki->alloc_char. modifier after width and before length
2100 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
2101 length modifiers as well.
2102 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
2105 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
2106 returned by build_call_expr.
2108 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
2110 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
2111 NULL for variable-sized records too.
2112 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
2114 2007-09-17 Tom Tromey <tromey@redhat.com>
2116 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
2117 (c_builtin_function): Likewise.
2118 (grokdeclarator): Likewise.
2120 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
2122 PR rtl-optimization/26449
2123 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
2124 (seq_insns_valid_p): Removed.
2126 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
2128 * tree-nomudflap.c (gate_mudflap): New static function.
2129 (pass_mudflap_1): Use it as gate function.
2130 (pass_mudflap_2): Likewise.
2132 2007-09-17 Jan Hubicka <jh@suse.cz>
2136 * loop-invariant.c (move_invariant_reg): Unshare sequence.
2138 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
2140 PR tree-optimization/33319
2141 * tree-vect-analyze.c (vect_same_range_drs): New.
2142 (vect_vfa_range_equal): New.
2143 (vect_is_duplicate_ddr): Removed.
2144 (vect_mark_for_runtime_alias_test): Do not perform marking when
2145 optimizing for size or max_param for alias checking is zero.
2146 Move the function before vect_analyze_data_ref_dependence.
2147 (vect_analyze_data_ref_dependence): Add call to
2148 vect_mark_for_runtime_alias_test in two cases when dependence
2150 (vect_analyze_data_ref_dependences): Do not call to
2151 vect_mark_for_runtime_alias_test.
2152 (vect_prune_runtime_alias_test_list): New.
2153 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
2154 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
2155 Update vec_outside_cost.
2156 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
2157 (vect_create_cond_for_alias_checks): Build the base address of data
2158 reference from DR_GROUP_FIRST_DR.
2159 (vect_loop_versioning): New.
2160 (vect_transform_loop): Add a call to vect_loop_versioning.
2161 Remove factored out code.
2163 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2166 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
2169 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
2171 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
2172 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
2173 Fix the call to insn_rtx_cost. Skip access sizes that require a
2174 real truncation of the store register. Use convert_move instead
2175 of gen_lowpart when narrowing the result.
2176 (replace_read): Use convert_move instead of gen_lowpart when
2177 narrowing the store rhs.
2179 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
2181 * config/mips/mips.md (SHORT): Fix long line.
2182 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
2183 to QImode and HImode.
2185 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
2187 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
2189 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
2191 * tree-parloops.c: New file.
2192 * tree-ssa-operands.h (free_stmt_operands): Declare.
2193 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
2195 * tree-pass.h (pass_parallelize_loops): Declare.
2196 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
2198 (build_omp_regions_1): Allow analysing just a single OMP region and
2200 ( build_omp_regions_root, omp_expand_local): New functions.
2201 (build_omp_regions): Add argument to build_omp_regions_1 call.
2202 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
2203 autoparallelization is run.
2204 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
2205 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
2206 pass_parallelize_loops): New.
2207 * common.opt (ftree-parallelize-loops): New.
2208 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
2209 parallelize_loops): Declare.
2210 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
2211 * Makefile.in (tree-parloops.o): Added.
2212 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
2214 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
2215 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
2216 one extra edge as well.
2217 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
2218 Use VEC_free to free doms vector.
2219 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
2220 operands. Recompute operand caches in the new function.
2221 (move_sese_region_to_fn): Update loop info.
2222 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
2223 * tree-ssa-operands.c (free_stmt_operands): New function.
2225 * doc/passes.texi: Document autoparallelization.
2226 * doc/invoke.texi (-ftree-parallelize-loops): New option.
2228 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2231 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
2234 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
2236 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
2237 the VEC is not NULL.
2238 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
2239 get_vectype_for_scalar_type succeeded.
2240 (vectorizable_conversion): Likewise.
2242 2007-09-14 Jan Hubicka <jh@suse.cz>
2244 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
2247 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
2250 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
2251 register when operands[2] equals operands[1].
2252 (remainderxf3): Ditto.
2254 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
2255 Nigel Stephens <nigel@mips.com>
2257 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
2258 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
2259 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
2261 (_Unwind_ForcedUnwind): Likewise.
2262 (_Unwind_Resume): Likewise.
2263 (_Unwind_Resume_or_Rethrow): Likewise.
2264 (_Unwind_Backtrace): Likewise.
2265 (_Unwind_SjLj_RaiseException): Likewise.
2266 (_Unwind_SjLj_ForcedUnwind): Likewise.
2267 (_Unwind_SjLj_Resume): Likewise.
2268 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
2269 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
2271 (_Unwind_ForcedUnwind): Likewise.
2272 (_Unwind_Resume): Likewise.
2273 (_Unwind_Resume_or_Rethrow): Likewise.
2274 (_Unwind_Backtrace): Likewise.
2275 * unwind-compat.c (_Unwind_Backtrace): Likewise.
2276 (_Unwind_ForcedUnwind): Likewise.
2277 (_Unwind_RaiseException): Likewise.
2278 (_Unwind_Resume): Likewise.
2279 (_Unwind_Resume_or_Rethrow): Likewise.
2281 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
2282 nomips16 mode when IN_LIBGCC2 with hard float.
2284 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
2286 * config/mips/sdemtk.opt: Update to GPLv3.
2287 * config/mips/sdemtk.h: Likewise.
2289 2007-09-14 Nigel Stephens <nigel@mips.com>
2291 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
2292 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
2293 for mipsisa32-*-linux*.
2295 2007-09-14 Nigel Stephens <nigel@mips.com>
2296 David Ung <davidu@mips.com>
2297 Thiemo Seufer <ths@mips.com>
2298 Richard Sandiford <richard@codesourcery.com>
2300 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
2301 * configure.ac: Add a mipssde threading type.
2302 * configure: Regenerate.
2303 * config/mips/sdemtk.h: New file.
2304 * config/mips/t-sdemtk: Likewise.
2305 * config/mips/sdemtk.opt: Likewise.
2306 * gthr-mipssde.h: Likewise.
2307 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
2308 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
2309 (MIPS_ICACHE_SYNC): New macro, split from ...
2310 * config/mips/mips.md (clear_cache): ...here.
2311 * config/mips/mips.c (mips_save_reg_p): Check
2312 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
2313 (build_mips16_function_stub): Use targetm.strip_name_encoding.
2314 (build_mips16_call_stub): Likewise.
2316 2007-09-14 Richard Sandiford <richard@codesourcery.com>
2318 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
2320 2007-09-14 Jakub Jelinek <jakub@redhat.com>
2323 * config/ia64/ia64.c (find_gr_spill): Don't decrement
2324 current_frame_info.n_local_regs. Don't return emitted local
2326 (ia64_compute_frame_size): Improve unwind hack to put
2327 RP, PFS, FP in that order by allowing some of the registers
2328 been already emitted, as long as they are emitted to the
2331 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2333 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
2334 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
2335 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
2337 2007-09-13 Eric Christopher <echristo@apple.com>
2338 Kenneth Zadeck <zadeck@naturalbridge.com>
2340 * dse.c (find_shift_sequence): New function.
2341 (replace_read): Add case to remove read if it requires shift.
2342 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
2344 2007-09-13 Tom Tromey <tromey@redhat.com>
2346 * c-common.c (fname_as_string): Update.
2347 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
2348 (c_lex_one_token): Update. Add 'parser' argument.
2349 (c_parser_simple_asm_expr): Update.
2350 (c_parser_attributes): Update.
2351 (c_parser_asm_statement): Update.
2352 (c_parser_asm_operands): Update.
2353 (c_parser_peek_token): Update.
2354 (c_parser_peek_2nd_token): Update.
2355 * c-lex.c (c_lex_string_translate): Remove.
2356 (c_lex_return_raw_strings): Likewise.
2357 (c_lex_with_flags): Added 'lex_flags' argument.
2358 (lex_string): Added 'translate' argument.
2359 * c-pragma.h (c_lex_with_flags): Update.
2360 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
2361 (C_LEX_STRING_NO_TRANSLATE): New define.
2362 (C_LEX_RAW_STRINGS): Likewise.
2364 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
2367 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
2368 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
2369 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
2370 (bfin_init_builtins): Initialize __builtin_bfin_ones,
2371 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
2372 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
2373 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
2374 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
2375 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
2376 (bdesc_1arg): Add __builtin_bfin_ones.
2377 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
2378 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
2379 and __builtin_bfin_csqu_fr16.
2380 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
2381 (ones): New define_insn.
2382 (ssaddhi3_parts): New define_insn.
2383 (sssubhi3_parts): New define_insn.
2384 (flag_mulhi_parts): New define_insn.
2386 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
2388 * common.opt (femit-class-debug-always): Turn off by default.
2390 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
2392 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
2393 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
2395 2007-09-13 James E. Wilson <wilson@specifix.com>
2397 PR tree-optimization/33389
2398 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
2399 then set build_loads before returning.
2401 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
2402 David Ung <davidu@mips.com>
2404 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
2405 {d}addiu and a negative immediate such that it works with MIPS16
2408 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
2411 * configure.ac (ld_vers): Support Linux linker.
2412 * configure: Regenerated.
2414 2007-09-13 Richard Sandiford <richard@codesourcery.com>
2415 Sandra Loosemore <sandra@codesourcery.com>
2417 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
2418 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
2419 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
2420 nomips16 into decl attributes.
2421 (TARGET_INSERT_ATTRIBUTES): Override.
2422 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
2423 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
2424 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
2425 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
2426 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
2427 (mips_use_mips16_mode_p): Reimplement as a function that takes
2428 a decl and considers only decl attributes. If the decl is nested
2429 function, use its parent attributes.
2430 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
2431 instead of SYMBOL_REF_MIPS16_FUNC_P.
2432 (mips_set_mips16_mode): Move call to sorry here from old
2433 mips_use_mips16_mode_p.
2434 (mflip_mips16_entry): New structure.
2435 (mflip_mips16_htab): New variable.
2436 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
2437 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
2438 (mips_merge_decl_attributes): New function.
2439 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
2440 Use mips_use_mips16_mode_p.
2441 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
2442 SYMBOL_REF_MIPS16_FUNC_P.
2443 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
2445 2007-09-13 Richard Sandiford <richard@codesourcery.com>
2447 * c-parser.c (c_parser_struct_declaration): Check for a null return.
2449 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2452 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
2454 2007-09-12 Michael Meissner <michael.meissner@amd.com>
2455 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2456 Tony Linthicum <tony.linthicum@amd.com>
2458 * tree.h (function_args_iterator): New type to iterate over
2460 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
2461 function arguments providing a pointer to the argument.
2462 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
2463 function arguments providing the argument.
2464 (function_args_iter_init): Inline function to initialize
2465 function_args_iterator.
2466 (function_args_iter_cond_ptr): Inline function to return the next
2467 pointer to hold the argument.
2468 (function_args_iter_cond): Inline function to return the next
2470 (function_args_iter_cond_next): Advance the function args
2472 (stdarg_p): New function, return true if variable argument
2474 (prototype_p): New function, return true if function is
2476 (function_args_count): New function, count the number of arguments
2479 * tree.c (stdarg_p): New function, return true if variable
2481 (prototype_p): New function, return true if function is
2484 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
2485 (TARGET_ROUND): New macro for the round/ptest instructions which
2486 are shared between SSE4.1 and SSE5.
2487 (OPTION_MASK_ISA_ROUND): Ditto.
2488 (OPTION_ISA_ROUND): Ditto.
2489 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
2490 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
2492 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
2493 (-mfused-madd): New switch to give users control over whether the
2494 compiler optimizes to use the multiply/add SSE5 instructions.
2496 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
2497 m_ATHLON_K8_AMDFAM10, and change all uses.
2498 (enum pta_flags): Add PTA_SSE5.
2499 (ix86_handle_option): Turn off 3dnow if -msse5.
2500 (override_options): Add SSE5 support.
2501 (print_operand): %Y prints comparison codes for SSE5 com/pcom
2503 (ix86_expand_sse_movcc): Add SSE5 support.
2504 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
2505 vector type to the next largest size.
2506 (ix86_expand_sse5_pack): New function to use pperm to pack a
2507 vector type to the next smallest size.
2508 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
2509 (IX86_BUILTIN_FMADDSD): Ditto.
2510 (IX86_BUILTIN_FMADDPS): Ditto.
2511 (IX86_BUILTIN_FMADDPD): Ditto.
2512 (IX86_BUILTIN_FMSUBSS): Ditto.
2513 (IX86_BUILTIN_FMSUBSD): Ditto.
2514 (IX86_BUILTIN_FMSUBPS): Ditto.
2515 (IX86_BUILTIN_FMSUBPD): Ditto.
2516 (IX86_BUILTIN_FNMADDSS): Ditto.
2517 (IX86_BUILTIN_FNMADDSD): Ditto.
2518 (IX86_BUILTIN_FNMADDPS): Ditto.
2519 (IX86_BUILTIN_FNMADDPD): Ditto.
2520 (IX86_BUILTIN_FNMSUBSS): Ditto.
2521 (IX86_BUILTIN_FNMSUBSD): Ditto.
2522 (IX86_BUILTIN_FNMSUBPS): Ditto.
2523 (IX86_BUILTIN_FNMSUBPD): Ditto.
2524 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
2525 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
2526 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
2527 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
2528 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
2529 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
2530 (IX86_BUILTIN_PPERM): Ditto.
2531 (IX86_BUILTIN_PERMPS): Ditto.
2532 (IX86_BUILTIN_PERMPD): Ditto.
2533 (IX86_BUILTIN_PMACSSWW): Ditto.
2534 (IX86_BUILTIN_PMACSWW): Ditto.
2535 (IX86_BUILTIN_PMACSSWD): Ditto.
2536 (IX86_BUILTIN_PMACSWD): Ditto.
2537 (IX86_BUILTIN_PMACSSDD): Ditto.
2538 (IX86_BUILTIN_PMACSDD): Ditto.
2539 (IX86_BUILTIN_PMACSSDQL): Ditto.
2540 (IX86_BUILTIN_PMACSSDQH): Ditto.
2541 (IX86_BUILTIN_PMACSDQL): Ditto.
2542 (IX86_BUILTIN_PMACSDQH): Ditto.
2543 (IX86_BUILTIN_PMADCSSWD): Ditto.
2544 (IX86_BUILTIN_PMADCSWD): Ditto.
2545 (IX86_BUILTIN_PHADDBW): Ditto.
2546 (IX86_BUILTIN_PHADDBD): Ditto.
2547 (IX86_BUILTIN_PHADDBQ): Ditto.
2548 (IX86_BUILTIN_PHADDWD): Ditto.
2549 (IX86_BUILTIN_PHADDWQ): Ditto.
2550 (IX86_BUILTIN_PHADDDQ): Ditto.
2551 (IX86_BUILTIN_PHADDUBW): Ditto.
2552 (IX86_BUILTIN_PHADDUBD): Ditto.
2553 (IX86_BUILTIN_PHADDUBQ): Ditto.
2554 (IX86_BUILTIN_PHADDUWD): Ditto.
2555 (IX86_BUILTIN_PHADDUWQ): Ditto.
2556 (IX86_BUILTIN_PHADDUDQ): Ditto.
2557 (IX86_BUILTIN_PHSUBBW): Ditto.
2558 (IX86_BUILTIN_PHSUBWD): Ditto.
2559 (IX86_BUILTIN_PHSUBDQ): Ditto.
2560 (IX86_BUILTIN_PROTB): Ditto.
2561 (IX86_BUILTIN_PROTW): Ditto.
2562 (IX86_BUILTIN_PROTD): Ditto.
2563 (IX86_BUILTIN_PROTQ): Ditto.
2564 (IX86_BUILTIN_PROTB_IMM): Ditto.
2565 (IX86_BUILTIN_PROTW_IMM): Ditto.
2566 (IX86_BUILTIN_PROTD_IMM): Ditto.
2567 (IX86_BUILTIN_PROTQ_IMM): Ditto.
2568 (IX86_BUILTIN_PSHLB): Ditto.
2569 (IX86_BUILTIN_PSHLW): Ditto.
2570 (IX86_BUILTIN_PSHLD): Ditto.
2571 (IX86_BUILTIN_PSHLQ): Ditto.
2572 (IX86_BUILTIN_PSHAB): Ditto.
2573 (IX86_BUILTIN_PSHAW): Ditto.
2574 (IX86_BUILTIN_PSHAD): Ditto.
2575 (IX86_BUILTIN_PSHAQ): Ditto.
2576 (IX86_BUILTIN_FRCZSS): Ditto.
2577 (IX86_BUILTIN_FRCZSD): Ditto.
2578 (IX86_BUILTIN_FRCZPS): Ditto.
2579 (IX86_BUILTIN_FRCZPD): Ditto.
2580 (IX86_BUILTIN_CVTPH2PS): Ditto.
2581 (IX86_BUILTIN_CVTPS2PH): Ditto.
2582 (IX86_BUILTIN_COMEQSS): Ditto.
2583 (IX86_BUILTIN_COMNESS): Ditto.
2584 (IX86_BUILTIN_COMLTSS): Ditto.
2585 (IX86_BUILTIN_COMLESS): Ditto.
2586 (IX86_BUILTIN_COMGTSS): Ditto.
2587 (IX86_BUILTIN_COMGESS): Ditto.
2588 (IX86_BUILTIN_COMUEQSS): Ditto.
2589 (IX86_BUILTIN_COMUNESS): Ditto.
2590 (IX86_BUILTIN_COMULTSS): Ditto.
2591 (IX86_BUILTIN_COMULESS): Ditto.
2592 (IX86_BUILTIN_COMUGTSS): Ditto.
2593 (IX86_BUILTIN_COMUGESS): Ditto.
2594 (IX86_BUILTIN_COMORDSS): Ditto.
2595 (IX86_BUILTIN_COMUNORDSS): Ditto.
2596 (IX86_BUILTIN_COMFALSESS): Ditto.
2597 (IX86_BUILTIN_COMTRUESS): Ditto.
2598 (IX86_BUILTIN_COMEQSD): Ditto.
2599 (IX86_BUILTIN_COMNESD): Ditto.
2600 (IX86_BUILTIN_COMLTSD): Ditto.
2601 (IX86_BUILTIN_COMLESD): Ditto.
2602 (IX86_BUILTIN_COMGTSD): Ditto.
2603 (IX86_BUILTIN_COMGESD): Ditto.
2604 (IX86_BUILTIN_COMUEQSD): Ditto.
2605 (IX86_BUILTIN_COMUNESD): Ditto.
2606 (IX86_BUILTIN_COMULTSD): Ditto.
2607 (IX86_BUILTIN_COMULESD): Ditto.
2608 (IX86_BUILTIN_COMUGTSD): Ditto.
2609 (IX86_BUILTIN_COMUGESD): Ditto.
2610 (IX86_BUILTIN_COMORDSD): Ditto.
2611 (IX86_BUILTIN_COMUNORDSD): Ditto.
2612 (IX86_BUILTIN_COMFALSESD): Ditto.
2613 (IX86_BUILTIN_COMTRUESD): Ditto.
2614 (IX86_BUILTIN_COMEQPS): Ditto.
2615 (IX86_BUILTIN_COMNEPS): Ditto.
2616 (IX86_BUILTIN_COMLTPS): Ditto.
2617 (IX86_BUILTIN_COMLEPS): Ditto.
2618 (IX86_BUILTIN_COMGTPS): Ditto.
2619 (IX86_BUILTIN_COMGEPS): Ditto.
2620 (IX86_BUILTIN_COMUEQPS): Ditto.
2621 (IX86_BUILTIN_COMUNEPS): Ditto.
2622 (IX86_BUILTIN_COMULTPS): Ditto.
2623 (IX86_BUILTIN_COMULEPS): Ditto.
2624 (IX86_BUILTIN_COMUGTPS): Ditto.
2625 (IX86_BUILTIN_COMUGEPS): Ditto.
2626 (IX86_BUILTIN_COMORDPS): Ditto.
2627 (IX86_BUILTIN_COMUNORDPS): Ditto.
2628 (IX86_BUILTIN_COMFALSEPS): Ditto.
2629 (IX86_BUILTIN_COMTRUEPS): Ditto.
2630 (IX86_BUILTIN_COMEQPD): Ditto.
2631 (IX86_BUILTIN_COMNEPD): Ditto.
2632 (IX86_BUILTIN_COMLTPD): Ditto.
2633 (IX86_BUILTIN_COMLEPD): Ditto.
2634 (IX86_BUILTIN_COMGTPD): Ditto.
2635 (IX86_BUILTIN_COMGEPD): Ditto.
2636 (IX86_BUILTIN_COMUEQPD): Ditto.
2637 (IX86_BUILTIN_COMUNEPD): Ditto.
2638 (IX86_BUILTIN_COMULTPD): Ditto.
2639 (IX86_BUILTIN_COMULEPD): Ditto.
2640 (IX86_BUILTIN_COMUGTPD): Ditto.
2641 (IX86_BUILTIN_COMUGEPD): Ditto.
2642 (IX86_BUILTIN_COMORDPD): Ditto.
2643 (IX86_BUILTIN_COMUNORDPD): Ditto.
2644 (IX86_BUILTIN_COMFALSEPD): Ditto.
2645 (IX86_BUILTIN_COMTRUEPD): Ditto.
2646 (IX86_BUILTIN_PCOMEQUB): Ditto.
2647 (IX86_BUILTIN_PCOMNEUB): Ditto.
2648 (IX86_BUILTIN_PCOMLTUB): Ditto.
2649 (IX86_BUILTIN_PCOMLEUB): Ditto.
2650 (IX86_BUILTIN_PCOMGTUB): Ditto.
2651 (IX86_BUILTIN_PCOMGEUB): Ditto.
2652 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
2653 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
2654 (IX86_BUILTIN_PCOMEQUW): Ditto.
2655 (IX86_BUILTIN_PCOMNEUW): Ditto.
2656 (IX86_BUILTIN_PCOMLTUW): Ditto.
2657 (IX86_BUILTIN_PCOMLEUW): Ditto.
2658 (IX86_BUILTIN_PCOMGTUW): Ditto.
2659 (IX86_BUILTIN_PCOMGEUW): Ditto.
2660 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
2661 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
2662 (IX86_BUILTIN_PCOMEQUD): Ditto.
2663 (IX86_BUILTIN_PCOMNEUD): Ditto.
2664 (IX86_BUILTIN_PCOMLTUD): Ditto.
2665 (IX86_BUILTIN_PCOMLEUD): Ditto.
2666 (IX86_BUILTIN_PCOMGTUD): Ditto.
2667 (IX86_BUILTIN_PCOMGEUD): Ditto.
2668 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
2669 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
2670 (IX86_BUILTIN_PCOMEQUQ): Ditto.
2671 (IX86_BUILTIN_PCOMNEUQ): Ditto.
2672 (IX86_BUILTIN_PCOMLTUQ): Ditto.
2673 (IX86_BUILTIN_PCOMLEUQ): Ditto.
2674 (IX86_BUILTIN_PCOMGTUQ): Ditto.
2675 (IX86_BUILTIN_PCOMGEUQ): Ditto.
2676 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
2677 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
2678 (IX86_BUILTIN_PCOMEQB): Ditto.
2679 (IX86_BUILTIN_PCOMNEB): Ditto.
2680 (IX86_BUILTIN_PCOMLTB): Ditto.
2681 (IX86_BUILTIN_PCOMLEB): Ditto.
2682 (IX86_BUILTIN_PCOMGTB): Ditto.
2683 (IX86_BUILTIN_PCOMGEB): Ditto.
2684 (IX86_BUILTIN_PCOMFALSEB): Ditto.
2685 (IX86_BUILTIN_PCOMTRUEB): Ditto.
2686 (IX86_BUILTIN_PCOMEQW): Ditto.
2687 (IX86_BUILTIN_PCOMNEW): Ditto.
2688 (IX86_BUILTIN_PCOMLTW): Ditto.
2689 (IX86_BUILTIN_PCOMLEW): Ditto.
2690 (IX86_BUILTIN_PCOMGTW): Ditto.
2691 (IX86_BUILTIN_PCOMGEW): Ditto.
2692 (IX86_BUILTIN_PCOMFALSEW): Ditto.
2693 (IX86_BUILTIN_PCOMTRUEW): Ditto.
2694 (IX86_BUILTIN_PCOMEQD): Ditto.
2695 (IX86_BUILTIN_PCOMNED): Ditto.
2696 (IX86_BUILTIN_PCOMLTD): Ditto.
2697 (IX86_BUILTIN_PCOMLED): Ditto.
2698 (IX86_BUILTIN_PCOMGTD): Ditto.
2699 (IX86_BUILTIN_PCOMGED): Ditto.
2700 (IX86_BUILTIN_PCOMFALSED): Ditto.
2701 (IX86_BUILTIN_PCOMTRUED): Ditto.
2702 (IX86_BUILTIN_PCOMEQQ): Ditto.
2703 (IX86_BUILTIN_PCOMNEQ): Ditto.
2704 (IX86_BUILTIN_PCOMLTQ): Ditto.
2705 (IX86_BUILTIN_PCOMLEQ): Ditto.
2706 (IX86_BUILTIN_PCOMGTQ): Ditto.
2707 (IX86_BUILTIN_PCOMGEQ): Ditto.
2708 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
2709 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
2710 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
2711 OPTION_MASK_ISA_ROUND for instructions that are shared between
2713 (bdesc_2arg): Ditto.
2714 (bdesc_sse_3arg): Ditto.
2715 (enum multi_arg_type): New enum for describing the various SSE5
2716 intrinsic argument types.
2717 (bdesc_multi_arg): New table for SSE5 intrinsics.
2718 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
2719 (ix86_expand_multi_arg_builtin): New function for creating SSE5
2721 (ix86_expand_builtin): Add SSE5 intrinsic support.
2722 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
2723 operand instructions.
2724 (ix86_expand_sse5_multiple_memory): New function to split the
2725 second memory reference from SSE5 instructions.
2726 (type_has_variadic_args_p): Delete in favor of stdarg_p.
2727 (ix86_return_pops_args): Use stdarg_p to determine if the function
2728 has variable arguments.
2729 (ix86_setup_incoming_varargs): Ditto.
2730 (x86_this_parameter): Ditto.
2732 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
2734 (ix86_expand_sse5_pack): Ditto.
2735 (ix86_sse5_valid_op_p): Ditto.
2736 (ix86_expand_sse5_multiple_memory): Ditto.
2738 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
2739 constant for SSE5 support.
2740 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
2741 (UNSPEC_SSE5_TRUEFALSE): Ditto.
2742 (UNSPEC_SSE5_PERMUTE): Ditto.
2743 (UNSPEC_SSE5_ASHIFT): Ditto.
2744 (UNSPEC_SSE5_LSHIFT): Ditto.
2745 (UNSPEC_FRCZ): Ditto.
2746 (UNSPEC_CVTPH2PS): Ditto.
2747 (UNSPEC_CVTPS2PH): Ditto.
2748 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
2750 (COM_FALSE_S): Ditto.
2751 (COM_FALSE_P): Ditto.
2752 (COM_TRUE_S): Ditto.
2753 (COM_TRUE_P): Ditto.
2754 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
2755 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
2757 (memory attribute): Ditto.
2758 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2759 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
2760 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2761 (floor<mode>2): Ditto.
2762 (ceil<mode>2): Ditto.
2763 (btrunc<mode>2): Ditto.
2764 (nearbyintdf2): Ditto.
2765 (nearbyintsf2): Ditto.
2766 (sse_setccsf): Disable if SSE5.
2767 (sse_setccdf): Ditto.
2768 (sse5_setcc<mode>): New support for SSE5 conditional move.
2769 (sse5_pcmov_<mode>): Ditto.
2771 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
2773 (SSEMODEF2P): Ditto.
2774 (ssemodesuffixf4): New mode attribute for SSE5.
2775 (ssemodesuffixf2s): Ditto.
2776 (ssemodesuffixf2c): Ditto.
2777 (sserotatemax): Ditto.
2778 (ssescalarmode): Ditto.
2779 (sse_maskcmpv4sf3): Disable if SSE5.
2780 (sse_maskcmpv2df3): Ditto.
2781 (sse_vmmaskcmpv4sf3): Ditto.
2782 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
2784 (sse5_vmfmadd<mode>4): Ditto.
2785 (sse5_fmsub<mode>4): Ditto.
2786 (sse5_vmfmsub<mode>4): Ditto.
2787 (sse5_fnmadd<mode>4): Ditto.
2788 (sse5_vmfnmadd<mode>4): Ditto.
2789 (sse5_fnmsub<mode>4): Ditto.
2790 (sse5_vmfnmsub<mode>4): Ditto.
2791 (sse5i_fmadd<mode>4): Ditto.
2792 (sse5i_fmsub<mode>4): Ditto.
2793 (sse5i_fnmadd<mode>4): Ditto.
2794 (sse5i_fnmsub<mode>4): Ditto.
2795 (sse5i_vmfmadd<mode>4): Ditto.
2796 (sse5i_vmfmsub<mode>4): Ditto.
2797 (sse5i_vmfnmadd<mode>4): Ditto.
2798 (sse5i_vmfnmsub<mode>4): Ditto.
2799 (mulv16qi3): Add SSE5 support.
2801 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
2802 (sse2_mulv4si3): Disable if SSE5.
2803 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
2804 (sse4_1_roundps): Ditto.
2805 (sse4_1_roundsd): Ditto.
2806 (sse4_1_roundss): Ditto.
2807 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
2809 (sse_maskcmpsf3): Ditto.
2810 (sse_vmmaskcmpv4sf3): Ditto.
2811 (sse2_maskcmpv2df3): Ditto.
2812 (sse2_maskcmpdf3): Ditto.
2813 (sse2_vmmaskcmpv2df3): Ditto.
2814 (sse2_eq<mode>3): Ditto.
2815 (sse2_gt<mode>3): Ditto.
2816 (sse5_pcmov_<mode>): Add SSE5 support.
2817 (vec_unpacku_hi_v16qi): Ditto.
2818 (vec_unpacks_hi_v16qi): Ditto.
2819 (vec_unpacku_lo_v16qi): Ditto.
2820 (vec_unpacks_lo_v16qi): Ditto.
2821 (vec_unpacku_hi_v8hi): Ditto.
2822 (vec_unpacks_hi_v8hi): Ditto.
2823 (vec_unpacku_lo_v8hi): Ditto.
2824 (vec_unpacks_lo_v8hi): Ditto.
2825 (vec_unpacku_hi_v4si): Ditto.
2826 (vec_unpacks_hi_v4si): Ditto.
2827 (vec_unpacku_lo_v4si): Ditto.
2828 (vec_unpacks_lo_v4si): Ditto.
2829 (sse5_pmacsww): New SSE5 intrinsic insn.
2830 (sse5_pmacssww): Ditto.
2831 (sse5_pmacsdd): Ditto.
2832 (sse5_pmacssdd): Ditto.
2833 (sse5_pmacssdql): Ditto.
2834 (sse5_pmacssdqh): Ditto.
2835 (sse5_pmacsdqh): Ditto.
2836 (sse5_pmacsswd): Ditto.
2837 (sse5_pmacswd): Ditto.
2838 (sse5_pmadcsswd): Ditto.
2839 (sse5_pmadcswd): Ditto.
2840 (sse5_pcmov_<move>): Conditional move support on SSE5.
2841 (sse5_phaddbw): New SSE5 intrinsic insn.
2842 (sse5_phaddbd): Ditto.
2843 (sse5_phaddbq): Ditto.
2844 (sse5_phaddwd): Ditto.
2845 (sse5_phaddwq): Ditto.
2846 (sse5_phadddq): Ditto.
2847 (sse5_phaddubw): Ditto.
2848 (sse5_phaddubd): Ditto.
2849 (sse5_phaddubq): Ditto.
2850 (sse5_phadduwd): Ditto.
2851 (sse5_phadduwq): Ditto.
2852 (sse5_phaddudq): Ditto.
2853 (sse5_phsubbw): Ditto.
2854 (sse5_phsubwd): Ditto.
2855 (sse5_phsubdq): Ditto.
2856 (sse5_pperm): Ditto.
2857 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
2858 (sse5_pperm_zero_v16qi_v8hi): Ditto.
2859 (sse5_pperm_sign_v8hi_v4si): Ditto.
2860 (sse5_pperm_zero_v8hi_v4si): Ditto.
2861 (sse5_pperm_sign_v4si_v2di): Ditto.
2862 (sse5_pperm_sign_v4si_v2di): Ditto.
2863 (sse5_pperm_pack_v2di_v4si): Ditto.
2864 (sse5_pperm_pack_v4si_v8hi): Ditto.
2865 (sse5_pperm_pack_v8hi_v16qi): Ditto.
2866 (sse5_perm<mode>): New SSE5 intrinsic insn.
2867 (rotl<mode>3): Ditto.
2868 (sse5_rotl<mode>3): Ditto.
2869 (sse5_ashl<mode>3): Ditto.
2870 (sse5_lshl<mode>3): Ditto.
2871 (sse5_frcz<mode>2): Ditto.
2872 (sse5s_frcz<mode>2): Ditto.
2873 (sse5_cvtph2ps): Ditto.
2874 (sse5_cvtps2ph): Ditto.
2875 (sse5_vmmaskcmp<mode>3): Ditto.
2876 (sse5_com_tf<mode>3): Ditto.
2877 (sse5_maskcmp<mode>3): Ditto.
2878 (sse5_maskcmp_uns<mode>3): Ditto.
2879 (sse5_maskcmp_uns2<mode>3): Ditto.
2880 (sse5_pcom_tf<mode>3): Ditto.
2882 * config/i386/predicates.md (const_0_to_31_operand): New predicate
2884 (sse5_comparison_float_operator): New predicate to match the
2885 comparison operators supported by the SSE5 com instruction.
2886 (ix86_comparison_int_operator): New predicate to match just the
2887 signed int comparisons.
2888 (ix86_comparison_uns_operator): New predicate to match just the
2889 unsigned int comparisons.
2891 * doc/invoke.texi (-msse5): Add documentation.
2892 (-mfused-madd): Ditto.
2894 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
2896 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
2898 (x86_64-*-*): Ditto.
2900 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
2902 * config/i386/bmmintrin.h: New file, provide common x86 compiler
2903 intrinisics for SSE5.
2905 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
2908 * config/i386/mmintrin-common.h: New file, to contain common
2909 instructions between SSE4.1 and SSE5.
2911 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
2912 FOREACH_FUNCTION_ARGS to iterate over the argument list.
2913 (gen_regparm_prefix): Ditto.
2915 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
2916 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
2917 prototype_p to determine if a function is prototyped.
2919 2007-09-12 Janis Johnson <janis187@us.ibm.com>
2921 * config/dfp-bit.c (dfp_conversion_exception): New function.
2922 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
2923 (DFP_TO_INT): Ditto.
2924 (INT_TO_DFP): Ditto.
2925 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
2927 2007-09-12 Jakub Jelinek <jakub@redhat.com>
2930 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
2931 before sp restoration even when total_size is 0, but
2932 frame_pointer_needed.
2934 2007-09-12 Bob Wilson <bob.wilson@acm.org>
2936 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
2937 (xtensa_copy_incoming_a7): Use start_sequence instead of
2938 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
2939 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
2940 of the saveregs sequence.
2942 2007-09-12 Richard Sandiford <richard@codesourcery.com>
2944 * c-tree.h (grokfield): Add a "tree *" argument.
2945 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
2946 Chain nested decl attributes to it. Don't call decl_attributes here.
2947 (groktypename): Pass grokdeclarator a pointer to the attribute list.
2948 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
2949 (grokfield): Take a pointer to the decl's attributes and pass
2950 it to grokdeclarator.
2951 * c-parser.c (c_parser_struct_declaration): Update the calls to
2952 grokfield. Call decl_attributes for anonymous struct and union
2955 2007-09-12 Jan Hubicka <jh@suse.cz>
2957 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
2959 2007-09-12 Ira Rosen <irar@il.ibm.com>
2961 PR tree-optimization/32377
2962 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
2963 between positive and negative dependence distance using DDR_REVERSED_P.
2965 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
2967 PR tree-optimization/33373
2968 * tree-vect-analyze (vect_determine_vectorization_factor): Call
2969 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
2971 2007-09-12 Jan Hubicka <jh@suse.cz>
2974 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
2977 2007-09-12 Christian Bruel <christian.bruel@st.com>
2979 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
2980 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
2982 2007-09-12 Ira Rosen <irar@il.ibm.com>
2984 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
2985 for oprnd1 if not required.
2986 (vectorizable_operation): Use scalar operand in SLP in case of
2987 shift with scalar argument.
2989 2007-09-12 Ira Rosen <irar@il.ibm.com>
2991 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
2994 2007-09-11 James E. Wilson <wilson@specifix.com>
2996 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
2997 TARGET_UNWIND_INFO is defined.
2998 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
3001 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
3003 * config/sh/sh.c (calc_live_regs): Use
3004 current_function_saves_all_registers instead of
3005 current_function_has_nonlocal_label.
3006 (sh_allocate_initial_value): Likewise.
3007 (sh_get_pr_initial_val): Likewise.
3008 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
3009 * config/sh/sh.md (load_ra): Likewise.
3011 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
3013 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
3016 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
3017 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
3019 2007-09-12 Sa Liu <saliu@de.ibm.com>
3021 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
3022 operands to DFmode GE or LE compares.
3024 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
3026 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
3027 REG_CLASS_NAMES): Add P0REGS.
3028 (REGNO_REG_CLASS): Return it where appropriate.
3029 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
3030 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
3031 * doc/md.texi (Blackfin family): Document 'q' constraints.
3033 2007-09-11 Steve Kenton <skenton@ou.edu>
3035 * pa/linux-unwind.h: Guard with inhibit_libc.
3036 * pa/hpux-unwind.h: Likewise.
3038 2007-09-11 David Daney <ddaney@avtrex.com>
3040 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
3041 * doc/install.texi: Document new --with-llsc and --without-llsc
3043 * config.gcc: Handle --with-llsc and --without-llsc configure options.
3044 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
3045 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
3047 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
3048 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3049 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3050 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3051 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
3052 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
3053 * config/mips/mips.opt (mllsc): New option.
3054 * config/mips/mips.c (mips_llsc): Define variable.
3055 (mips_handle_option): Handle mllsc option.
3056 (override_options): Set mips_print_operand_punct for '|' and '-'.
3057 (print_operand): Add new %| and %- operand codes.
3058 * config/mips/mips.h (mips_llsc_setting): New enum type.
3059 (mips_llsc): Declare.
3060 (OPTION_DEFAULT_SPECS): Add llsc handling.
3061 (GENERATE_SYNC): New macro.
3062 (GENERATE_LL_SC): New macro.
3063 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
3064 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3065 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
3066 in %| and %- operand codes.
3068 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
3070 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
3071 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
3073 2007-09-11 Jason Merrill <jason@redhat.com>
3076 * stor-layout.c (layout_decl): Do pack variable size fields.
3078 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
3080 * config/m68k/predicates.md (movsi_const0_operand,
3081 non_symbolic_call_operand): New predicates.
3083 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
3085 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
3086 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
3087 CW, CZ, CS, Ap and Ac.
3089 * config/m68k/m68k.md (UNSPEC_IB): New constant.
3090 (constraints.md): New include.
3091 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
3092 opx_mem, opy_mem, op_mem, guess, split): New attributes.
3093 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
3095 (pushdi): Add split.
3096 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
3097 attributes. Split tstsi_internal_68020_cf from it.
3098 (tstsi_internal_68020_cf): New pattern.
3099 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
3100 (tst<mode>_cf): Specify attributea.
3101 (cmpsi_cf): Name pattern. Specify attributes.
3102 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
3103 (pushexthisi_const): Fix to use alternatives. Specify
3105 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
3106 from it. Fix to use alternatives. Specify attributes.
3107 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
3108 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
3110 (movsf_cf_soft): Specify attributes.
3111 (movdf_cf_soft): Add split.
3112 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
3113 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
3114 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
3115 (truncdfsf2_68881): Name pattern. Specify attributes.
3116 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
3117 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
3118 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
3120 (addsi3_5200): Fix to use alternatives. Specify attributes.
3122 (add<mode>3_cf, subdi_dishl32): Specify attributes.
3123 (subsi3): Add alternative for subq.l. Specify attributes.
3124 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
3125 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
3127 (umulhisi3): Specify attributes.
3128 (mulhisisi3_z): Name pattern. Specify attributes.
3129 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
3130 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
3131 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
3132 bsetmemqi): Specify attributes.
3133 (bsetmemqi_ext): Name pattern. Specify attributes.
3134 (bclrmemqi): Specify attributes.
3135 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
3136 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
3138 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
3139 pattern. Specify attributes.
3140 (jump): Specify attributes.
3141 (tablejump_internal): Name pattern. Specify attributes.
3142 (call_value): Split into non_symbolic_call_value,
3143 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
3144 alternatives. Specify attributes.
3145 (non_symbolic_call_value, symbolic_call_value_jsr,
3146 symbolic_call_value_bsr): New patterns.
3147 (nop, return, unlink, indirect_jump): Specify attributes.
3148 (trap): Fix condition. Specify attributes.
3151 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
3152 (override_options): Initialize it. Initialize m68k_sched_cpu.
3153 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
3154 (const_method): Make global, rename to m68k_const_method.
3155 (const_int_cost, output_move_const_into_data_reg): Update.
3156 (output_move_double): Parametrize to emit rtl code, rename to
3158 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
3159 emit_movsi): New static functions.
3160 (output_move_double): New function with semantics of old
3162 (m68k_emit_move_double): New function.
3163 (m68k_sched_cpu): New variable.
3164 (attr_op_type): New enum.
3165 (sched_guess_p): New variable.
3166 (sched_address_type, sched_operand_type, sched_attr_op_type):
3167 New static functions.
3168 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
3169 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
3170 (sched_branch_type): New static variable.
3171 (m68k_sched_branch_type): New function.
3172 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
3173 (m68k_symbolic_call_var): Declare.
3174 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
3175 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
3176 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
3177 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
3180 2007-09-11 Jakub Jelinek <jakub@redhat.com>
3182 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
3183 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
3184 error if __builtin_va_arg_pack_len () wasn't optimized out during
3186 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
3187 with the number of inline's anonymous arguments.
3188 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
3190 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
3192 * fold-const.c (extract_muldiv_1): Do not simplify
3195 2007-09-11 Jan Hubicka <jh@suse.cz>
3197 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
3198 (TARGET_INTER_UNIT_CONVERSIONS): New.
3199 * i386.md (floatsi expanders): Remove redundant check for SImode
3200 source; offload to memory when asked for.
3201 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
3202 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
3204 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
3205 floatsidf2_mixed_memory, floatsidf2_sse_memory
3206 floatdisf2_mixed_memory, floatsisf2_sse_memory,
3207 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
3209 2007-09-11 Jan Hubicka <jh@suse.cz>
3211 * toplev.c (process_options): all frontends now do unit-at-a-time.
3212 * cgraphunit.c: update comments.
3213 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
3214 * c-decl.c (finish_function): use cgraph_add_new_function.
3215 * function.c (expand_function_end): We are always unit-at-a-time.
3217 2007-09-11 Richard Sandiford <richard@codesourcery.com>
3219 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
3220 settings for MIPS16.
3221 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
3223 2007-09-11 Richard Sandiford <richard@codesourcery.com>
3225 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
3226 SYMBOL_FORCE_TO_MEM constants.
3227 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
3228 (mips16_rewrite_pool_refs_info): New structure.
3229 (mips16_rewrite_pool_constant): New function, split out from...
3230 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
3231 mips16_rewrite_pool_refs_info structure rather than a pointer
3232 to a constant pool. Force force_to_mem_operands into memory.
3233 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
3234 * config/mips/predicates.md (force_to_mem_operand): New predicate.
3235 * config/mips/constraints.md (kf): New constraint.
3236 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
3237 (*movsi_mips16): Likewise.
3239 2007-09-11 Richard Sandiford <richard@codesourcery.com>
3240 Nigel Stephens <nigel@mips.com>
3241 David Ung <davidu@mips.com>
3243 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
3244 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
3245 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
3246 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
3247 (mips_zero_extend_cost): New functions.
3248 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
3249 Use the new functions. Tweak many cost estimates, both here
3250 and in the new subroutines. Return false when the cost of the
3251 operands has not been calculated. Check for *clear_upper32.
3252 Check for floating-point multiply-add, reciprocal and rsqrt
3253 patterns. Handle comparison and rotation codes.
3255 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
3257 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
3259 * config/i386/i386.c (get_dllimport_decl): Don't strip
3262 2007-09-10 Janis Johnson <janis187@us.ibm.com>
3265 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
3266 declarations to top.
3267 (DFP_TO_BFP): Use for either XFmode or TFmode.
3268 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
3270 * config/dfp-bit.h: Include float.h.
3271 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
3272 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
3273 which doesn't mean the same thing.
3274 (BFP_KIND): Use 4 to mean TFmode.
3275 (BFP_FMT): Specify the number of decimal digits based on the
3276 number of mantissa digits.
3277 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
3278 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
3279 (STR_TO_BFP): Use strtold for XFmode or TFmode.
3280 (TFtype): Define if TFmode is supported.
3281 * doc/libgcc.texi (Decimal float library routines): Document
3282 TF conversion functions.
3284 2007-09-10 Chao-ying Fu <fu@mips.com>
3286 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
3287 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3288 (mips_emit_compare): Process fixed-point modes.
3289 (mips_pad_arg_upward): Support fixed-point types.
3290 (override_options): Allow fixed-point modes in accumulators.
3291 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
3292 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
3293 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
3294 (mips_scalar_mode_supported_p): New function to accept fixed-point
3295 modes if the width is not greater than two BITS_PER_WORD.
3296 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
3297 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
3298 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
3299 LONG_LONG_ACCUM_TYPE_SIZE): Define.
3300 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
3302 ("IMODE"): New mode attribute.
3303 (mips-fixed.md): Include.
3304 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
3306 * config/mips/mips-fixed.md: New file.
3308 2007-09-11 Ben Elliston <bje@au.ibm.com>
3310 * config/spu/spu.md: Formatting fixes.
3312 2007-09-10 Janis Johnson <janis187@us.ibm.com>
3314 * config/dfp-bit.c (dfp_unary_func): Delete.
3315 (dfp_unary_op): Delete.
3316 (dfp_binary_op): Use decFloat functions instead of decNumber
3317 functions for binary operations.
3318 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
3319 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
3321 (dfp_compare_op): Use decFloat functions insteadof decNumber
3322 functions for comparisons.
3323 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
3324 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
3326 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
3327 call to dxx_binary_op and decFloat function.
3328 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
3329 calls to dxx_binary_op and decFloat function.
3330 * config/dfp-bit.h: Include decFloat header files.
3331 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
3332 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
3333 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
3334 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
3336 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
3337 Jan Sjodin <jan.sjodin@amd.com>
3339 * tree-vect-analyze.c (vect_analyze_operations): Change
3340 comparison of loop iterations with threshold to less than
3341 or equal to instead of less than. Reduce
3342 min_scalar_loop_bound by one.
3343 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
3344 Change prologue and epilogue iterations estimate to vf/2,
3345 when unknown at compile-time. Change versioning guard
3346 cost to taken_branch_cost. If peeling for alignment is
3347 unknown at compile-time, change peel guard costs to one
3348 taken branch and one not-taken branch per peeled loop.
3349 If peeling for alignment is known but number of scalar loop
3350 iterations is unknown at compile-time, change peel guard
3351 costs to one taken branch per peeled loop. Change the cost
3352 model equation to consider vector iterations as the loop
3353 iterations less the prologue and epilogue iterations.
3354 Change outside vector cost check to less than or equal to
3355 zero instead of equal to zero.
3356 (vect_do_peeling_for_loop_bound): Reduce
3357 min_scalar_loop_bound by one.
3358 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
3359 TARG_COND_NOT_TAKEN_BRANCH_COST.
3360 * config/i386/i386.h (processor_costs): Add
3361 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
3362 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
3363 vec_align_load_cost, vect_unalign_load_cost,
3364 vec_store_cost, cond_taken_branch_cost,
3365 cond_not_taken_branch_cost.
3366 Define macros for x86 costs.
3367 * config/i386/i386.c:
3368 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
3369 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
3370 scalar_to_vec_cost, vec_align_load_cost,
3371 vect_unalign_load_cost, vec_store_cost,
3372 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
3373 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
3374 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
3375 core2_cost, generic64_cost, generic32_cost): Set to default
3377 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
3378 (x86_builtin_vectorization_cost): New.
3380 2007-09-10 Janis Johnson <janis187@us.ibm.com>
3381 Ben Elliston <bje@au.ibm.com>
3383 * dfp.c: Include decimal128Local.h;
3384 (dfp_byte_swap): Remove.
3385 (encode_decimal32, decode_decimal32): Don't handle endianness.
3386 (encode_decimal64, decode_decimal64): Ditto.
3387 (encode_decimal128, decode_decimal128): Ditto.
3388 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
3390 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
3392 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
3393 * Makefile.in (DECNUM_H): Add decimal128Local.h.
3395 2007-09-10 David Daney <ddaney@avtrex.com>
3397 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
3399 (memory_barrier): Rewrote as an insn that clobbers memory.
3401 2007-09-10 Richard Sandiford <richard@codesourcery.com>
3403 * config/mips/mips.c (mips_global_pointer): Check
3404 call_really_used_regs instead of call_used_regs.
3405 (mips_save_reg_p): Likewise. Save all call-saved registers
3406 if current_function_saves_all_registers. Fix indentation.
3407 No longer treat $18 as a special case.
3408 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
3410 2007-09-10 Richard Sandiford <richard@codesourcery.com>
3412 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
3413 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
3414 the introductory comment.
3415 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
3416 (override_options): Don't test for it.
3417 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
3418 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
3419 * config/mips/vr.h: As for config/mips/sde.h.
3421 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3422 Revital Eres <eres@il.ibm.com>
3424 * target.h (struct gcc_target.sched): New field: sms_res_mii.
3425 (struct ddg): Define.
3426 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
3427 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
3428 * config/spu/spu.c: Include ddg.h.
3429 (TARGET_SCHED_SMS_RES_MII): Define.
3430 (spu_sms_res_mii): New function to calculate mii.
3431 * modulo-sched (res_MII): Use it.
3432 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
3434 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
3436 * config/s390/s390.c (s390_dump_pool): Create copy of constant
3437 pool entries since they might hold values that must not be shared.
3439 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
3442 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
3443 Use 'N' operand constraint for op2.
3444 (lshr<mode>3): Ditto.
3445 (ashl<mode>3): Ditto.
3446 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
3447 (vec_shr_<mode>): Ditto.
3448 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
3449 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
3451 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
3453 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
3454 Change mode macro in the last real_2expN parameter to uppercase.
3456 2007-09-10 Michael Matz <matz@suse.de>
3458 * tree-pass.h (pass_cselim): Declare new pass.
3459 * passes.c (init_optimization_passes): Link in pass_cselim.
3460 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
3461 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
3462 cond_store_replacement.
3463 (condstoretemp): New static variable.
3464 (cond_store_replacement): New function.
3465 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
3466 tree_ssa_phiopt_worker.
3467 (struct name_to_bb): New.
3468 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
3469 nt_init_block, nt_fini_block): New static functions.
3470 (seen_ssa_names, nontrap_set): New static variables.
3471 (gate_cselim, pass_cselim): Define new pass.
3472 * common.opt (ftree-cselim): New flag.
3473 * toplev.c (process_options): Set flag_tree_cselim if required.
3475 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
3477 * simplify-rtx.c (simplify_relational_operation_1): For recent
3478 canonicalization, don't recurse if op1 equals both PLUS arguments.
3480 2007-09-09 David Daney <ddaney@avtrex.com>
3482 * optabs.c (expand_sync_operation): Use plus insn if minus
3484 (expand_sync_fetch_operation): Ditto.
3486 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
3488 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
3490 (*floatsisf2_sse_vector): Likewise.
3492 2007-09-09 Krister Walfridsson <cato@df.lth.se>
3494 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
3496 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
3498 * config/i386/i386.h (ix86_tune_indices): Rename
3499 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
3500 (TARGET_USE_VECTOR_CONVERTS): Updated.
3501 * config/i386/i386.c: Likewise.
3503 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
3504 Nigel Stephens <nigel@mips.com>
3506 * doc/invoke.texi (Overall Options): Add .sx file extension
3507 as a synonym for .S.
3508 * cppspec.c (known_suffixes): Likewise.
3509 * gcc.c (default_compilers): Likewise.
3511 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
3514 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
3515 * simplify-rtx.c (simplify_relational_operation_1): Add the
3516 canonicalization from i386.h.
3517 * doc/md.texi (Canonicalization of Instructions): Document it.
3519 2007-09-09 Jan Hubicka <jh@suse.cz>
3520 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3522 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
3523 (TARGET_USE_VECTOR_CONVERTS): New.
3524 * i386.md: New post-reload splitters for converting SF to DF and DF to
3526 (floatsi* expander): Special case vector conversions.
3527 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
3528 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
3529 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
3530 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
3531 Disable when doing vector converts.
3532 (floatsi<mode>2_i387): Disable when
3533 * sse.md (vec_dupv2df): Export.
3534 * i386.c (ix86_tune_features): Enable SSE conversions.
3536 2007-09-09 Richard Guenther <rguenther@suse.de>
3538 * tree-ssa-operands.c (add_virtual_operand): Only mark
3539 stores as has_volatile_ops if alias information is not available.
3541 2007-09-09 Revital Eres <eres@il.ibm.com>
3543 * doc/contrib.texi: Add myself.
3545 2007-09-09 Ira Rosen <irar@il.ibm.com>
3547 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
3548 stmt_vinfo_set_outside_of_loop_cost): New functions.
3549 * tree-vect-transform.c (vect_get_cost_fields): Remove.
3550 (vect_model_simple_cost): Call
3551 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
3552 field instead of calling vect_get_cost_fields.
3553 (vect_model_store_cost, vect_model_load_cost): Likewise.
3555 2007-09-09 Revital Eres <eres@il.ibm.com>
3557 * config/rs6000/rs6000.c (paired_init_builtins): Add const
3558 declaration to bdesc_paired_preds variable.
3559 (paired_expand_builtin): Likewise.
3561 2007-09-09 Revital Eres <eres@il.ibm.com>
3563 * dbgcnt.def (sms_sched_loop): New counter.
3564 * modulo-sched.c: Use sms_sched_loop instead of
3565 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
3566 perform swing modulo scheduling on. Include dbgcnt.h.
3567 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
3568 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
3570 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
3572 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
3573 Substitute all uses with ...
3574 (MODEF): New mode iterator.
3576 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
3577 from pre-regalloc define_insn_and_split splitter pattern.
3578 (*fix_trunc<mode>_i387_1): Ditto.
3579 (*fistdi2_1): Ditto.
3580 (*fist<mode>2_1): Ditto.
3581 (frndintxf2_floor): Ditto.
3582 (*fist<mode>2_floor_1): Ditto.
3583 (frndintxf2_ceil): Ditto.
3584 (*fist<mode>2_ceil_1): Ditto.
3585 (frndintxf2_trunc): Ditto.
3586 (frndintxf2_mask_pm): Ditto.
3588 (prologue): Use (const_int 0) as never generated filler insn.
3590 (sibcall_epilogue): Ditto.
3591 (eh_return_si): Ditto.
3592 (eh_return_di): Ditto.
3594 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
3595 using MODEF mode iterator.
3596 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
3597 using MODEF mode iterator.
3598 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
3599 using MODEF mode iterator.
3600 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
3601 Macroize expander using MODEF mode iterator.
3603 (zero_extendsidi2): Remove operand constraints from expander.
3604 (smuldi3_highpart): Ditto.
3605 (indirect_jump): Ditto.
3608 * config/i386/sse.md (storentv4sf): Ditto.
3609 (storentv2df): Ditto.
3610 (storentv2di): Ditto.
3612 (sse2_cvtpd2ps): Ditto.
3613 (vec_interleave_highv16qi): Ditto.
3614 (vec_interleave_lowv16qi): Ditto.
3615 (vec_interleave_highv8hi): Ditto.
3616 (vec_interleave_lowv8hi): Ditto.
3617 (vec_interleave_highv4si): Ditto.
3618 (vec_interleave_lowv4si): Ditto.
3619 (vec_interleave_highv2di): Ditto.
3620 (vec_interleave_lowv2di): Ditto.
3621 (sse2_maskmovdqu): Ditto.
3622 * config/i386/mmx.md (mmx_maskmovq): Ditto.
3624 2007-09-09 Ira Rosen <irar@il.ibm.com>
3626 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
3627 (struct _slp_tree, struct _slp_instance): Define new data structures
3628 along macros for their access.
3629 (struct _loop_vec_info): Define new fields: strided_stores,
3630 slp_instances, and slp_unrolling_factor along macros for their access.
3631 (enum slp_vect_type): New.
3632 (struct _stmt_vec_info): Define new field, slp_type, and macros for
3634 (STMT_VINFO_STRIDED_ACCESS): New macro.
3635 (vect_free_slp_tree): Declare.
3636 (vectorizable_load): Add an argument of type slp_tree.
3637 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
3638 vectorizable_assignment): Likewise.
3639 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
3640 Declare (make extern).
3641 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3642 (new_loop_vec_info): Likewise.
3643 (destroy_loop_vec_info): Free memory allocated for SLP structures.
3644 * tree-vect-analyze.c: Include recog.h.
3645 (vect_update_slp_costs_according_to_vf): New.
3646 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
3647 functions. For not pure SLP stmts with strided access check that the
3648 group size is power of 2. Update the vectorization factor according to
3649 SLP. Call vect_update_slp_costs_according_to_vf.
3650 (vect_analyze_group_access): New.
3651 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
3652 (vect_free_slp_tree): New functions.
3653 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
3654 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
3655 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
3656 vect_detect_hybrid_slp): Likewise.
3657 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
3658 and vect_detect_hybrid_slp.
3659 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
3660 SLP costs into account.
3661 (vect_get_cost_fields): New function.
3662 (vect_model_simple_cost): Make extern, add SLP parameter and handle
3664 (vect_model_store_cost, vect_model_load_cost): Likewise.
3665 (vect_get_constant_vectors): New function.
3666 (vect_get_slp_vect_defs, vect_get_slp_defs,
3667 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
3668 vect_get_vec_defs): Likewise.
3669 (vectorizable_reduction): Don't handle SLP for now.
3670 (vectorizable_call): Don't handle SLP for now. Add argument to
3671 vect_model_simple_cost.
3672 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
3673 get SLPed and vectorized defs). Fix indentation and spacing.
3674 (vectorizable_assignment): Handle SLP.
3675 (vectorizable_induction): Don't handle SLP for now.
3676 (vectorizable_operation): Likewise.
3677 (vectorizable_type_demotion): Add argument to
3678 vect_model_simple_cost.
3679 (vectorizable_type_promotion): Likewise.
3680 (vectorizable_store, vectorizable_load): Handle SLP.
3681 (vectorizable_condition): Don't handle SLP for now.
3682 (vect_transform_stmt): Add a new argument for SLP. Check that there is
3683 no SLP transformation required for unsupported cases. Add SLP
3684 argument for supported cases.
3685 (vect_remove_stores): New function.
3686 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
3687 (vect_transform_loop): Schedule SLP instances.
3688 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
3690 2007-09-09 Andrew Haley <aph@redhat.com>
3692 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
3695 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
3697 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
3698 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
3699 Similar for what label_refs can go in the JUMP_TARGET field. Split
3700 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
3701 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
3702 REG_LABEL when replacing an operand with a LABEL_REF for a
3704 (subst_reloads): When replacing a LABEL_REG with a register,
3705 instead of generating a REG_LABEL note, assert that there already
3706 is one or that the label is a known target for the insn.
3707 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
3708 note, check the JUMP_LABEL field. Remove "else" after return.
3709 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
3710 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
3711 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
3712 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
3713 insns. Iterate over all notes; don't assume there's only one.
3714 * cse.c (recorded_label_ref): Adjust comment to refer to
3716 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
3717 insns, not just NONJUMP_INSN_P.
3718 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
3719 isn't a jump target.
3720 * jump.c (rebuild_jump_labels): Adjust head comment.
3721 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
3722 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
3723 (mark_all_labels): For JUMP_P insns without a target, check if the
3724 the target is noted on the previous nonjump insn.
3725 (mark_jump_label_1): New function, guts from mark_jump_label.
3726 <case IF_THEN_ELSE>: Handle first operand as a non-target when
3727 marking jump target labels.
3728 <case LABEL_REF>: Adjust for whether to generate a
3729 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
3730 For 'E' format rtl, iterate in descending element order.
3731 (delete_related_insns): Handle both REG_LABEL_TARGET and
3732 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
3733 reference count, delete and fallthrough. Move finding-next-
3734 non-deleted insn last in the function. Look at all INSN_P insns
3735 for REG_LABEL_OPERAND notes.
3736 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
3738 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
3739 JUMP_LABEL, output the INSN_UID of it.
3740 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
3741 and/or REG_LABEL_TARGET.
3742 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
3743 with jump.c copy by only adding notes for labels actually
3744 referenced in the insn.
3745 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
3746 usage count increment; handle all INSN_P trial insns.
3747 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
3749 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
3750 REG_LABEL_TARGET and REG_LABEL_OPERAND.
3751 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
3753 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
3754 JUMP_P insns and REG_LABEL_OPERAND everywhere.
3755 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
3756 on all INSN_P insns.
3757 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
3758 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
3759 REG_LABEL_OPERAND notes.
3760 * reload1.c (calculate_needs_all_insns): Adjust comments.
3761 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
3762 * config/alpha/alpha.md (split for load of an address into a
3763 four-insn sequence on Unicos/Mk): Adjust to use
3765 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
3767 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3770 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3771 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
3772 FOR_BB_INSNS_SAFE instead of for loop.
3773 * cse.c (cse_extended_basic_block): Likewise.
3774 * postreload.c (reload_cse_regs_1): New variable next. Make sure
3775 that the for loop does not invoke NEXT_INSN on a deleted insn.
3776 * function.c (instantiate_virtual_regs): Likewise.
3777 * lower-subreg.c (remove_retval_note): Likewise.
3778 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
3780 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
3782 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
3783 insn, if it's a jump.
3784 (try_redirect_by_replacing_jump): New variable jump_p. Call
3785 tablejump_p before delete_insn_chain.
3786 * reload1.c (reload): New variable next. Make sure that the for
3787 loop does not invoke NEXT_INSN on a deleted insn.
3788 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
3789 (delete_output_reload): New variable prev. Make sure the the for
3790 loops do not invoke PREV_INSN on a deleted insn.
3792 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3794 * pa/constraints.md: Remove 'X' from unused letters comment.
3796 2007-09-08 Richard Guenther <rguenther@suse.de>
3798 * tree-tailcall.c (find_tail_calls): If we don't have aliases
3799 computed check stmt_ann->references_memory instead of counting
3802 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
3804 * cse.c (fold_rtx): Use validate_unshare_change() instead of
3805 validate_change() in one more case.
3807 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
3809 PR tree-optimization/32283
3810 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
3811 estimated_loop_iterations.
3812 (determine_use_iv_cost_condition): Decrease cost of expressions
3813 used in iv elimination.
3815 2007-09-08 Richard Guenther <rguenther@suse.de>
3817 * tree-cfg.c (verify_gimple_expr): Avoid building new
3818 pointer types, use TYPE_POINTER_TO if available instead.
3820 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
3823 PR rtl-optimization/26449
3824 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
3825 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
3827 (mulv16qi3): Implement as define_insn_and_split pattern instead of
3828 define_expand. Split insn in split1 pass.
3831 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
3833 PR tree-optimization/33301
3834 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
3837 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
3839 PR tree-optimization/32183
3840 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
3842 * tree-ssa-reassoc.c: Include cfgloop.h.
3843 (is_reassociable_op): Add a loop argument and return true only
3845 (linearize_expr): Updated.
3846 (should_break_up_subtract): Likewise.
3847 (linearize_expr_tree): Likewise.
3848 (init_reassoc): Call loop_optimizer_init with
3849 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
3850 with CDI_DOMINATORS.
3851 (fini_reassoc): Call loop_optimizer_finalize.
3853 2007-09-07 Sterling Augustine <sterling@tensilica.com>
3855 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
3856 if there is no i-cache.
3858 2007-09-07 Richard Guenther <rguenther@suse.de>
3861 2007-09-06 Richard Guenther <rguenther@suse.de>
3863 PR tree-optimization/32586
3864 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
3865 folding if nothing changed.
3866 (simplify_unary_expression): New function. Do tree combining
3867 on conversion like codes.
3868 (try_to_simplify): Call it.
3870 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3873 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
3874 (__gthread_active,__gthread_start, __gthread_active_init): New.
3875 * gthr-posix95.h: Likewise.
3877 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
3879 * function.h (struct function): Rename calls_unwind_init
3880 to saves_all_registers.
3881 (current_function_saves_all_registers): Renamed from
3882 current_function_calls_unwind_init.
3883 * reload1.c (reload): Set current_function_saves_all_registers.
3884 * except.c (expand_builtin_unwind_init): Likewise.
3885 * config/m68k/m68k.c (m68k_save_reg): Use
3886 current_function_saves_all_registers to save pic register.
3888 2007-09-07 Janis Johnson <janis187@us.ibm.com>
3890 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
3891 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
3893 Reapply reverted changes:
3895 2007-09-06 Jan Hubicka <jh@suse.cz>
3897 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
3900 2007-09-06 Richard Sandiford <richard@codesourcery.com>
3902 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
3903 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
3905 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3907 * optabs.c (expand_float): Convert unsigned integer as signed only
3908 if it provides sufficient accuracy; add mode argument to real_2expN.
3909 (expand_fix): Fix comment typos; extend binary float into mode
3910 wider than destination for converion to unsigned integer; add mode
3911 argument to real_2expN.
3912 * real.c (real_2expN): Add mode argument to special-case decimal
3914 * real.h (real_2expN): Ditto.
3915 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3917 (fixed_from_string): Ditto.
3918 (fixed_to_decimal): Ditto.
3919 (fixed_convert_from_real): Ditto.
3920 (real_convert_from_fixed): Ditto.
3921 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3922 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3923 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3924 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3926 2007-09-07 Diego Novillo <dnovillo@google.com>
3928 * tree-flow.h (const_block_stmt_iterator): Remove.
3929 Update all users to use block_stmt_iterator.
3930 * tree-iterator.h (const_tree_stmt_iterator): Remove.
3931 Update all users to use tree_stmt_iterator.
3933 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
3935 * config/mips/mips.c (mips_set_current_function): Temporarily
3936 make this a no-op to fix bootstrap errors, pending rewrite.
3938 2007-09-07 Jan Hubicka <jh@suse.cz>
3940 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
3943 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
3945 PR tree-optimization/33299
3946 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
3947 uses for all relevant loop-exit phis, not just the first.
3949 2007-09-07 Richard Guenther <rguenther@suse.de>
3952 * tree-ssa-operands.c (access_can_touch_variable): An access
3953 of the form (*p)[0] can touch a variable of same size.
3955 2007-09-07 Jan Hubicka <jh@suse.cz>
3957 * passes.c (init_optimization_passes): Add simple dce and addressable
3959 * tree-ssa.c (execute_update_addresses_taken): New function.
3960 (pass_update_address_taken): New.
3961 * tree-ssa-dse.c (execute_simple_dse): New function.
3962 (pass_simple_dse): New.
3963 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
3965 2007-09-07 Tobias Burnus <burnus@net-b.de>
3968 * doc/invoke.texi: Fix -Wstrict-overflow= table.
3970 2007-09-07 Richard Guenther <rguenther@suse.de>
3973 2007-09-06 Richard Guenther <rguenther@suse.de>
3975 PR tree-optimization/32586
3976 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
3977 folding if nothing changed.
3978 (simplify_unary_expression): New function. Do tree combining
3979 on conversion like codes.
3980 (try_to_simplify): Call it.
3982 2007-09-07 Richard Guenther <rguenther@suse.de>
3983 Uros Bizjak <ubizjak@gmail.com>
3985 PR tree-optimization/32821
3986 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
3987 NULL in the call to set_bb_stmt_list.
3989 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3991 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
3992 float calls here, rather than leaving some to the caller.
3993 Use call_internal_direct and call_value_internal_direct.
3994 * config/mips/mips.md (call_internal_direct): New pattern.
3995 (call_value_internal_direct): Likewise.
3997 2007-09-07 Richard Sandiford <richard@codesourcery.com>
3999 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
4000 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
4002 (override_options): Set mips_base_move_loop_invariants.
4004 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4006 * config/mips/mips.opt (mcode-readable=): Move to keep list
4009 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4011 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
4012 and -mgpopt options. Adjust the -G documentation to match.
4013 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
4014 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
4015 function, split out from mips_classify_symbol. Return false for
4016 !TARGET_LOCAL_SDATA.
4017 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
4018 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
4019 (override_options): Check whether the -mgpopt setting is consistent
4020 with the other flags.
4021 (symbolic_expression_p): Delete.
4022 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
4023 and default_elf_select_rtx_section.
4024 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
4025 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
4026 external data and TARGET_EXTERN_SDATA.
4028 2007-09-07 Tobias Burnus <burnus@net-b.de>
4031 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
4033 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4035 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
4036 FOR_BB_INSNS_SAFE instead of for loop.
4037 * cse.c (cse_extended_basic_block): Likewise.
4038 * postreload.c (reload_cse_regs_1): New variable next. Make sure
4039 that the for loop does not invoke NEXT_INSN on a deleted insn.
4040 * function.c (instantiate_virtual_regs): Likewise.
4041 * lower-subreg.c (remove_retval_note): Likewise.
4042 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
4044 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
4046 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
4047 insn, if it's a jump.
4048 (try_redirect_by_replacing_jump): New variable jump_p. Call
4049 tablejump_p before delete_insn_chain.
4050 * reload1.c (reload): New variable next. Make sure that the for
4051 loop does not invoke NEXT_INSN on a deleted insn.
4052 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
4053 (delete_output_reload): New variable prev. Make sure the the for
4054 loops do not invoke PREV_INSN on a deleted insn.
4056 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
4058 * cgraphbuild.c (rebuild_cgraph_edges): Export.
4059 * cgraph.h (rebuild_cgraph_edges): Declare.
4060 * tree-pass.h (pass_expand_omp_ssa): New.
4061 * omp-low.c (find_omp_clause): Export.
4062 (copy_var_decl): Split from omp_copy_decl_2.
4063 (build_omp_barrier): Return the call to emit instead of emitting
4065 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
4067 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
4068 expand_omp_for_generic, expand_omp_for_static_nochunk,
4069 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
4070 Adapted to work on SSA form.
4071 (execute_expand_omp): Do not invalidate dominance information.
4072 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
4073 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
4074 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
4076 (force_gimple_operand): Allow gimplifying code expressions without
4078 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
4079 * common.opt (fopenmp-ssa): New.
4080 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
4081 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
4082 * tree-cfg.c: Include tree-inline.h.
4083 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
4084 (replace_by_duplicate_decl, replace_ssa_name,
4085 mark_virtual_ops_in_region): New functions.
4086 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
4087 to work on SSA form.
4088 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
4089 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
4092 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4094 * tree-loop-linear.c: Include obstack.h.
4095 (linear_transform_loops): New obstack lambda_obstack.
4096 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
4097 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
4098 and free afterwards.
4099 * lambda.h (struct obstack): New forward declaration.
4100 (lambda_linear_expression_new): New parameter of type struct
4102 (lambda_loopnest_new): Likewise.
4103 (lambda_loopnest_transform): Likewise.
4104 (lambda_body_vector_new): Likewise.
4105 (lambda_body_vector_compute_new): Likewise.
4106 (gcc_loopnest_to_lambda_loopnest): Likewise.
4107 (lambda_loopnest_to_gcc_loopnest): Likewise.
4108 * lambda-code.c: Include obstack.h.
4109 (lambda_lattice_new): New parameter lambda_obstack. Use it for
4111 (lambda_body_vector_new): Likewise.
4112 (lambda_linear_expression_new): Likewise.
4113 (lambda_lattice_new): Likewise.
4114 (lambda_loopnest_new): Likewise. Additionally use obstack to
4115 allocate LN_LOOPS(ret).
4116 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
4117 it to lambda_lattice_new.
4118 (lambda_body_vector_compute_new): New parameter lambda_obstack.
4119 Pass it to lambda_body_vector_new.
4120 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
4121 it to lambda_lattice_new.
4122 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
4123 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
4124 (lambda_compute_target_space): Likewise.
4125 (lambda_compute_auxillary_space): New parameter lambda_obstack.
4126 Pass it to lambda_lattice_compute_base and
4127 compute_nest_using_fourieer_motzkin.
4128 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
4129 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
4130 and lambda_lattice_compute_target_space.
4131 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
4132 Pass it to lambda_linear_expression_new.
4133 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
4134 to gcc_tree_to_linear_expression.
4135 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
4136 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
4137 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
4138 Pass it to lambda_body_vector_new and
4139 lambda_body_vector_compute_new.
4140 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
4141 (lambda-code.o): Likewise.
4143 2007-09-06 Chao-ying Fu <fu@mips.com>
4145 * ginclude/stdfix.h: New file.
4146 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
4147 (convert.o): Add dependence on fixed-value.h.
4148 * c-convert.c (convert): Support FIXED_POINT_TYPE.
4149 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
4150 to define fixed-point constants.
4151 (c_cpp_builtins): Define fixed-point constants.
4152 * convert.c (fixed-value.h): New include.
4153 (convert_to_real): Update comment to include fixed-point.
4154 Support FIXED_POINT_TYPE.
4155 (convert_to_integer): Update comment to include fixed-point.
4156 Support FIXED_POINT_TYPE.
4157 (convert_to_complex): Support FIXED_POINT_TYPE.
4158 (convert_to_fixed): New function.
4159 * convert.h (convert_to_fixed): Declare.
4160 * genopinit.c: Add comment about $Q for only fixed-point modes.
4161 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
4162 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
4163 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
4164 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
4165 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
4166 usneg_optab for fixed-point modes.
4167 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
4169 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
4170 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
4171 unsigned saturation optabs, when type is saturating.
4172 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
4173 (expand_fixed_convert): New function.
4174 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
4175 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
4176 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
4177 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
4178 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
4179 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
4181 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
4182 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
4183 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
4184 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
4185 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
4187 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
4188 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
4189 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
4190 fractuns, satfractuns.
4191 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
4192 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
4193 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
4194 OTI_ssmsub_widen, OTI_usmsub_widen.
4195 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
4196 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
4197 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
4198 umsub_widen_optab, usmsub_widen_optab): Define.
4199 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
4201 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
4203 (expand_fixed_convert): Declare.
4204 * expr.c (convert_move): Support the move of fixed-point modes.
4205 (emit_move_insn_1): Handle fixed-point mode to move via integer.
4206 (categorize_ctor_elements_1): Handle FIXED_CST.
4207 (count_type_elements): Handle FIXED_POINT_TYPE.
4208 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
4209 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4211 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
4212 multiply and add/subtract for fixed-point types.
4213 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
4214 mode, we jump to binop directly.
4215 Support FIXED_CONVERT_EXPR.
4216 (do_store_flag): Check FIXED_CST to put a constant second.
4217 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
4218 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4219 (const_vector_from_tree): Support FIXED_CST.
4220 * doc/extend.texi (Fixed-Point): New node.
4221 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
4222 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
4223 satfract, fractuns, satfractuns): Document them.
4225 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4227 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
4228 addresses into I registers.
4230 2007-09-06 Jan Hubicka <jh@suse.cz>
4231 Andreas Tobler <a.tobler@schweiz.org>
4233 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
4235 (machopic_legitimize_pic_address): Likewise.
4237 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4238 Jan Hubicka <jh@suse.cz>
4240 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
4241 instead of ufloat_optab->handlers directly.
4242 (floatdidf2): Likewise.
4244 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
4246 * config/mips/mips.c: Include diagnostic.h.
4247 (mips_set_current_function): Check errorcount and sorrycount
4248 before generating RTL.
4250 2007-09-06 Richard Sandiford <richard@codesourcery.com>
4253 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
4254 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
4255 (print_operand_reloc): Likewise.
4257 2007-09-06 Janis Johnson <janis187@us.ibm.com>
4261 2007-09-06 Jan Hubicka <jh@suse.cz>
4263 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
4266 2007-09-06 Richard Sandiford <richard@codesourcery.com>
4268 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
4269 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
4271 2007-09-05 Janis Johnson <janis187@us.ibm.com>
4273 * optabs.c (expand_float): Convert unsigned integer as signed only
4274 if it provides sufficient accuracy; add mode argument to real_2expN.
4275 (expand_fix): Fix comment typos; extend binary float into mode
4276 wider than destination for converion to unsigned integer; add mode
4277 argument to real_2expN.
4278 * real.c (real_2expN): Add mode argument to special-case decimal
4280 * real.h (real_2expN): Ditto.
4281 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
4283 (fixed_from_string): Ditto.
4284 (fixed_to_decimal): Ditto.
4285 (fixed_convert_from_real): Ditto.
4286 (real_convert_from_fixed): Ditto.
4287 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
4288 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
4289 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
4290 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
4292 2007-09-06 Tom Tromey <tromey@redhat.com>
4294 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
4295 * c-pch.c (c_common_read_pch): Restore current location after
4297 * tree.c (expand_location): Update.
4298 (expr_filename): Changed return type. Unified the two cases.
4299 (expr_lineno): Likewise.
4300 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
4302 * toplev.c (line_table): Changed type.
4303 (general_init): Update.
4304 (realloc_for_line_map): New function.
4305 (general_init): Allocate line_table using GC.
4306 * fix-header.c (line_table): Changed type.
4307 (read_scan_file): Update.
4308 (read_scan_file): Update.
4309 * c-ppoutput.c (maybe_print_line): Update.
4310 (print_line): Update.
4311 (cb_line_change): Update.
4312 (cb_define): Update.
4313 (pp_file_change): Update.
4314 * c-opts.c (c_common_init_options): Update.
4315 (finish_options): Update.
4316 (push_command_line_include): Update.
4317 * c-lex.c (cb_line_change): Update.
4318 (cb_def_pragma): Update.
4319 (cb_define): Update.
4321 (c_lex_with_flags): Use cpp_get_token_with_location.
4322 * input.h (line_table): Changed type.
4323 (location_from_locus): New macro.
4324 * tree.h (EXPR_FILENAME): No longer an lvalue.
4325 (EXPR_LINENO): Likewise.
4326 (expr_locus, set_expr_locus): Declare separately for
4327 USE_MAPPED_LOCATION.
4328 (expr_filename, expr_lineno): Changed return type.
4329 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
4330 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
4331 (expand_gimple_basic_block): Likewise.
4332 * final.c (final_scan_insn): Use expanded_location.
4334 2007-09-06 Richard Guenther <rguenther@suse.de>
4336 PR tree-optimization/32586
4337 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
4338 folding if nothing changed.
4339 (simplify_unary_expression): New function. Do tree combining
4340 on conversion like codes.
4341 (try_to_simplify): Call it.
4342 * builtins.c (fold_builtin_cexp): Fold the built expressions.
4343 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
4345 2007-09-06 Jan Hubicka <jh@suse.cz>
4348 * cse.c (fold_rtx): Avoid invalid sharing.
4350 2007-09-06 Richard Sandiford <richard@codesourcery.com>
4352 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
4353 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
4355 2007-09-06 Revital Eres <eres@il.ibm.com>
4357 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
4358 Fix offsettable memory reference for 750CL.
4360 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
4362 * reload.c (find_reloads_address_1): Try to preserve original
4363 base/index regclass of operands.
4364 * regrename.c (scan_rtx_address): Likewise.
4365 (replace_oldest_value_addr): Likewise.
4367 2007-09-06 Richard Guenther <rguenther@suse.de>
4369 PR tree-optimization/33302
4370 * domwalk.c (walk_dominator_tree): The exit block is
4371 interesting even if it is not reachable.
4373 2007-09-06 Richard Sandiford <richard@codesourcery.com>
4376 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
4378 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
4380 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
4383 2007-09-05 Ian Lance Taylor <iant@google.com>
4385 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
4387 (dump_generic_node): Likewise.
4388 * print-rtl.c (print_decl_name): Likewise.
4389 * print-tree.c (print_node_brief): Likewise.
4390 (print_node): Likewise.
4391 * Makefile.in (RTL_BASE_H): Add alias.h.
4394 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
4396 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
4398 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
4399 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
4401 2007-09-06 Jie Zhang <jie.zhang@analog.com>
4403 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
4404 (tm_defines): Define UCLIBC_DEFAULT to 1.
4405 (extra_options): Add linux.opt.
4406 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
4407 (CRT_CALL_STATIC_FUNCTION): Likewise.
4408 (NO_IMPLICIT_EXTERN_C): Likewise.
4409 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
4410 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
4411 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
4412 (ENDFILE_SPEC): Don't define.
4413 (LIB_SPEC): Likewise.
4414 (CRT_CALL_STATIC_FUNCTION): Likewise.
4415 (NO_IMPLICIT_EXTERN_C): Likewise.
4416 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
4417 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
4419 2007-09-06 Jan Hubicka <jh@suse.cz>
4421 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
4424 2007-09-06 Jan Hubicka <jh@suse.cz>
4426 * opts.c (common_handle_option): Enable inlining functions for
4429 2007-09-06 Jakub Jelinek <jakub@redhat.com>
4431 * builtin-attrs.def (ATTR_NONNULL_3): New.
4432 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
4433 ATTR_NOTHROW_NONNULL_##FA.
4434 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
4435 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
4436 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
4437 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
4438 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
4439 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
4440 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
4442 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
4443 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
4444 ATTR_FORMAT_NOTHROW_3_4): Remove.
4445 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
4446 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
4447 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
4448 instead of ATTR_FORMAT_*_*.
4450 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
4452 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
4453 parts re-used for REG_FRAME_RELATED_EXPR.
4455 2007-09-05 Janis Johnson <janis187@us.ibm.com>
4457 * optabs.c (expand_float): Convert unsigned integer as signed only
4458 if it provides sufficient accuracy; add mode argument to real_2expN.
4459 (expand_fix): Fix comment typos; extend binary float into mode
4460 wider than destination for converion to unsigned integer; add mode
4461 argument to real_2expN.
4462 * real.c (real_2expN): Add mode argument to special-case decimal
4464 * real.h (real_2expN): Ditto.
4465 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
4467 (fixed_from_string): Ditto.
4468 (fixed_to_decimal): Ditto.
4469 (fixed_convert_from_real): Ditto.
4470 (real_convert_from_fixed): Ditto.
4471 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
4472 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
4473 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
4474 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
4476 2007-09-05 Ian Lance Taylor <iant@google.com>
4478 * init-regs.c (initialize_uninitialized_regs): Call
4479 emit_insn_before rather than add_insn_before.
4481 2007-09-05 Jakub Jelinek <jakub@redhat.com>
4483 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
4484 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
4485 * tree-inline.h (copy_body_data): Add call_expr field.
4486 * tree-inline.c (expand_call_inline): Initialize call_expr.
4487 (copy_bb): Append anonymous inline fn arguments to arguments
4488 when inlining a CALL_EXPR_VA_ARG_PACK call.
4489 * builtins.c (expand_builtin): Issue an error if
4490 BUILT_IN_VA_ARG_PACK is seen during expand.
4491 (fold_call_expr, fold_builtin_call_array): Don't fold
4492 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
4493 __builtin_va_arg_pack () call as last argument.
4494 * gimplify.c (gimplify_call_expr): If last argument to a vararg
4495 function is __builtin_va_arg_pack (), decrease number of call
4496 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
4497 * expr.c (expand_expr_real_1): Issue an error if
4498 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
4499 * tree-pretty-print.c (dump_generic_node): Handle printing
4500 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
4501 * doc/extend.texi (__builtin_va_arg_pack): Document.
4503 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
4505 PR tree-optimization/21513
4506 * builtins.c (build_builtin_expect_predicate): New function.
4507 (fold_builtin_expect): Add argument for expected value.
4508 Distribute __builtin_expect over short-circuiting operations.
4509 Fold nested builtin_expects.
4510 (fold_builtin_2): Adjust call to fold_builtin_expect.
4512 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
4515 PR tree-optimization/13756
4516 * doc/invoke.texi (Options That Control Optimization): Document
4519 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
4521 * gcc/config/i386/cpuid.h: New file.
4522 * gcc/config/i386/driver-i386.c: Include cpuid.h.
4523 (describe_cache): Shrink size and line strings to 100 bytes.
4524 (detect_caches_amd): Return "" for unsupported max_ext_level.
4525 Use __cpuid function.
4526 (detect_caches_intel): Return "" for unsupported max_level.
4527 Use __cpuid function.
4528 (host_detect_local_cpu): Change feature flag variables to
4529 unsigned int. Initialize only extended feature flag variables.
4530 Use __get_cpuid_max to determine max supported cpuid level.
4531 Use __cpuid function to determine supported features. Fix
4532 calculation of family id. Remove is_amd and check signature
4533 directly. Check for Geode signature. Handle family 4 id.
4534 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
4535 cpu discovery code to lower part of the function.
4536 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
4537 for sub-architecture.
4538 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
4539 [PROCESSOR_K8]: Add k8-sse3 architecture.
4540 [PROCESSOR_NOCONA]: Remove.
4541 [PROCESSOR_GENERIC64]: Ditto.
4542 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
4543 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
4544 to check for SSE and FXSAVE support.
4545 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
4546 Add -minline-all-stringops.
4547 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
4548 (x86_64-*-*): Ditto.
4550 2007-09-05 Jie Zhang <jie.zhang@analog.com>
4552 * config/bfin/linux-unwind.h: New file.
4553 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
4554 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
4556 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4558 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
4559 * stmt.c: Include alloc-pool.h.
4560 (struct case_node): Remove GTY marker.
4561 (add_case_node): New parameter case_node_pool. Use it for
4563 (expand_case): New allocation pool case_node_pool. Initialize it,
4564 pass to add_case_node and free it.
4566 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
4567 David Ung <davidu@mips.com>
4568 Nigel Stephens <nigel@mips.com>
4570 Add mips16/nomips16 function attributes and -mflip-mips16 option
4571 for testing mixed-mode compilation.
4573 * config/mips/mips.opt (mflip-mips16): New.
4575 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
4576 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
4578 * config/mips/mips.c (mips_base_target_flags): New.
4579 (mips_base_mips16): New.
4580 (mips_base_schedule_insns): New.
4581 (mips_base_reorder_blocks_and_partition): New.
4582 (mips_base_align_loops): New.
4583 (mips_base_align_jumps): New.
4584 (mips_base_align_functions): New.
4585 (mips16_flipper): New.
4586 (mips_attribute_table): Add "mips16" and "nomips16" entries.
4587 (TARGET_SET_CURRENT_FUNCTION): Define.
4588 (mips_mips16_type_p, mips_nomips16_type_p): New.
4589 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
4590 (mips_function_ok_for_sibcall): Make it deal with functions with
4592 (mips_init_split_addresses): New, split out from override_options.
4593 (mips_init_relocs): New, split out from override_options.
4594 (was_mips16_p): New.
4595 (mips_set_mips16_mode): New, split out from override_options.
4596 (mips_set_current_function): New.
4597 (override_options): Add sorry for unsupported mips16/pic
4598 combination. Remove error for mips16/dsp combination. Save
4599 base option settings.
4600 (mips_file_start): Move mips16 mode setting output from here....
4601 (mips_output_function_prologue): ....to here.
4602 (mips_output_mi_thunk): Check for mips16 function.
4603 (build_mips16_function_stub): Don't set .mips16 here.
4604 (build_mips16_call_stub): Likewise.
4605 (mips_expand_builtin): Error in mips16 mode.
4606 (mips_use_mips16_mode_p): New.
4607 (mips_encode_section_info): Check for mips16 function, and set
4608 SYMBOL_REF_FLAGS accordingly.
4610 * doc/extend.texi (Function Attributes): Document new
4611 mips16/nomips16 attributes.
4612 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
4613 (MIPS Options): Document -mflip-mips16.
4615 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
4617 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
4618 if we encounter TLS address in MIPS16 mode.
4619 (mips_legitimize_const_move): Check cannot_force_const_mem for
4620 the (const (plus symbol offset)) case; this forces invalid TLS
4621 address in MIPS16 mode to be caught by the above call to sorry.
4622 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
4623 because that now enables emutls, which is not ABI compatible
4624 with native TLS in non-MIPS16 mode.
4626 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
4628 Add target hook invoked when cfun changes.
4630 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
4631 * target.h (struct gcc_target): Add set_current_function.
4632 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
4633 (TARGET_INITIALIZER): Add initializer for set_current_function.
4634 * tree.h (push_struct_function): New.
4635 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
4637 (set_cfun): Declare.
4638 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
4640 (push_function_context_to): Use allocate_struct_function
4641 to create null context, not init_dummy_function_start. Use set_cfun.
4642 (pop_function_context_from): Use set_cfun.
4643 (in_dummy_function): New.
4644 (invoke_set_current_function_hook): New.
4646 (push_cfun, pop_cfun): Use set_cfun.
4647 (push_struct_function): New.
4648 (allocate_struct_function): Call invoke_set_current_function_hook
4650 (prepare_function_start): Don't set cfun here. Remove unused
4651 argument; fix all callers.
4652 (init_dummy_function_start): Fiddle with in_dummy_function. Call
4653 push_struct_function.
4654 (init_function_start): Set cfun here.
4655 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
4656 * omp-low.c (create_omp_child_function): Use push_struct_function
4657 and pop_cfun to save/restore state.
4658 (expand_omp_parallel): Remove unused saved_cfun variable.
4659 * cgraphunit.c (ipa_passes): Use set_cfun.
4660 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
4661 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
4662 * matrix-reorg.c (transform_allocation_sites): Likewise.
4663 (matrix_reorg): Use set_cfun.
4664 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
4665 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
4666 assignment to cfun; use set_cfun for the other.
4667 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
4668 (dump_function_to_file): Use push_cfun/pop_cfun here.
4669 * c-decl.c (finish_function): Use set_cfun.
4671 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4673 * regrename.c (rerename_optimize): Use deferred rescanning and
4674 insert explicit calls to rescan insns when changed.
4676 2007-09-05 Jan Hubicka <jh@suse.cz>
4678 * optabs.c (libfunc_entry): Change optab to integer.
4679 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
4680 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
4681 of pointers for hashing.
4683 2007-09-05 Jan Hubicka <jh@suse.cz>
4685 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
4687 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
4688 * see.c (pass_see): Likewise.
4689 * tracer.c (pass_tracer): Likewise.
4690 * postreload-gcse.c (pass_gcse2): Likewise.
4691 * postreload.c (pass_postreload_cse): Likewise.
4692 * mode-switching.c (pass_mode_switching): Likewise.
4693 * modulo-sched.c (pass_sms): Likewise.
4694 * cse.c (cse_insn): Likewise.
4695 * web.c (pass_web): Likweise.
4696 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
4697 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
4698 * loop-init.c (pass_rtl_loop_init): Likewise.
4699 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
4700 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
4701 * global.c (pass_global_alloc): Likewise.
4702 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
4703 pass_if_after_reload): Likewise.
4704 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
4705 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
4706 * regmove.c (pass_regmove): Likewise.
4707 * function.c (pass_thread_prologugues_epilogues): Likewise.
4708 * gcse.c (pass_gcse): Likewise.
4709 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
4710 * lower-subreg.c (pass_lower_subreg2): Likewise.
4711 * bt-load.c (pass_branch_target_load): Likewise.
4712 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
4713 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
4714 * combine.c (pass_combine): Likewise.
4715 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
4716 (pass_partition_blocks): Likewise.
4717 * var-tracking.c (pass_variable_track): Likewise.
4718 * reg-stack.c (pass_stack_regs_run): Likewise.
4719 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
4720 * passes.c (pass_postreload): Likewise.
4721 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
4722 * tree-pass.h (TODO_verify_rtl_sharing): New.
4723 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
4724 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
4725 TODO_set_props, TODO_df_finish, TODO_df_verify,
4726 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
4728 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4730 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
4731 fold_real_zero_addition_p, reorder_operands_p,
4732 div_if_zero_remainder, fold_undefer_overflow_warnings,
4733 int_binop_types_match_p, fold_convert_const_int_from_int,
4734 fold_convert_const_int_from_real,
4735 fold_convert_const_int_from_fixed,
4736 fold_convert_const_real_from_real,
4737 fold_convert_const_real_from_fixed,
4738 fold_convert_const_fixed_from_fixed,
4739 fold_convert_const_fixed_from_int,
4740 fold_convert_const_fixed_from_real, maybe_lvalue_p,
4741 fold_checksum_tree, fold_check_failed, print_fold_checksum,
4742 debug_fold_checksum, multiple_of_p): Constify.
4743 * tree-flow-inline.h (get_lineno): Likewise.
4744 * tree-flow.h (get_lineno): Likewise.
4745 * tree-object-size.c (compute_object_offset, addr_object_size,
4746 alloc_object_size, pass_through_call): Likewise.
4747 * tree-pretty-print.c (op_symbol, print_call_name,
4748 print_struct_decl, do_niy): Likewise.
4749 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
4750 debug_fold_checksum): Likewise.
4752 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
4755 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
4756 note, remove the associated REG_RETVAL note.
4758 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
4760 * config.gcc (powerpc*-*-*): Install
4761 spu2vmx.h, vec_types.h, and si2vmx.h headers.
4762 * config/rs6000/spu2vmx.h: New header.
4763 * config/rs6000/si2vmx.h: New header.
4764 * config/rs6000/vec_types.h: New header.
4766 2007-09-05 Ben Elliston <bje@au.ibm.com>
4768 * varasm.c (initializer_constant_valid_p): Fix comment typo.
4770 2007-09-05 Ben Elliston <bje@au.ibm.com>
4772 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
4774 (__stdcx): Make asm volatile.
4775 (__stwcx, __stdcx): Return only 0 or 1.
4777 2007-09-05 Jan Hubicka <jh@suse.cz>
4781 2007-09-04 Jan Hubicka <jh@suse.cz>
4782 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
4784 2007-09-04 Richard Guenther <rguenther@suse.de>
4785 * tree-ssa-operands.c (add_virtual_operand): Only mark
4786 stores as has_volatile_ops if alias information is not available.
4788 2007-09-05 Jakub Jelinek <jakub@redhat.com>
4790 * config/rs6000/tramp.asm: Include config.h.
4791 Check __PIC__ or __pic__ macro instead of SHARED.
4793 PR rtl-optimization/32300
4794 * see.c (see_copy_insn): New function.
4795 (see_def_extension_not_merged, see_merge_one_use_extension,
4796 see_merge_one_def_extension): Use it. Avoid changing
4797 PREV_INSN/NEXT_INSN chains directly, insted emit insns
4798 into sequences. Call df_insn_delete on temporary insns
4799 that won't be emitted into the insn stream.
4800 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
4801 and run df_process_deferred_rescans () before run_fast_dce.
4803 PR tree-optimization/33017
4804 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
4805 recurse for pure or const function calls.
4807 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4809 * c-format.c: Include alloc-pool.h.
4810 (check_format_info_main): New argument fwt_alloc. Use allocation
4811 pool instead of GC. Remove GC deallocation code.
4812 (check_format_arg): Create allocation pool, pass it to
4813 check_format_info_main and free it afterwards.
4814 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
4816 2007-09-05 Ben Elliston <bje@au.ibm.com>
4818 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
4819 Rename count macro arugment for clarity.
4820 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
4821 (__protected_stream_set): Likewise, pass 0.
4823 2007-09-04 Jan Hubicka <jh@suse.cz>
4825 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
4827 2007-09-04 Jan Hubicka <jh@suse.cz>
4829 * invoke.texi (-finline-small-functions): Document.
4830 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
4831 when deciding what is inlinable.
4832 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
4833 (cgraph_decide_inlining_of_small_function): Handle new flags.
4834 (cgraph_decide_inlining_incrementally): Likewise.
4835 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
4836 * common.opt (finline-small-functions): New.
4837 * Makefile.in (build/gengtype.o-warn): Work around PR29478
4839 2007-09-04 Richard Guenther <rguenther@suse.de>
4841 * tree-ssa-operands.c (add_virtual_operand): Only mark
4842 stores as has_volatile_ops if alias information is not available.
4844 2007-09-04 Andrew Haley <aph@redhat.com>
4846 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
4848 2007-09-04 Andrew Haley <aph@redhat.com>
4850 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
4851 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
4852 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
4854 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
4857 * common.opt: Mention ABI version 2 in comment.
4859 2007-09-04 Jan Hubicka <jh@suse.cz>
4861 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
4862 (libfunc_entry): New structure.
4863 (libfunc_hash): New hashtable.
4864 (hash_libfunc): New function.
4865 (eq_libfunc): New function.
4866 (convert_optab_libfunc): New function.
4867 (optab_libfunc): New function.
4868 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
4869 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
4870 expand_float, expand_fix, new_optab, new_convert_optab):
4871 Update for new libfunc API.
4872 (init_libfunc, init_integral_libfuncs,
4873 init_floating_libfuncs, init_interclass_conv_libfuncs
4874 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
4875 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
4876 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
4877 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
4878 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
4879 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
4880 gen_extend_conv_libfunc): New.
4881 (init_one_libfunc): Revamp for hashtables.
4882 (set_conv_libfunc): Likewise.
4883 (init_optabs): Initialize hashtable; use lazy initialization where
4885 * optabs.h (optab_handlers): Move out of GGC.
4886 (optab, convert_optab): Move out of GGC; add lazy gen info.
4887 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
4888 (optab_libfunc, convert_optab_libfunc): New.
4889 * builtins.c (expand_builtin_powi): Update for new API.
4890 * expr.c (convert_move): Likewise.
4891 * expmed.c (expand_divmod): Likewise.
4893 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
4895 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
4896 GOT pointer only if there is a constant pool. Use the allocated space
4899 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
4901 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
4904 2007-09-04 Revital Eres <eres@il.ibm.com>
4905 Richard Guenther <rguenther@suse.de>
4906 R. Clint Whaley <whaley@cs.utsa.edu>
4908 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
4910 * tree-tailcall.c (process_assignment): Use -fassociative-math
4911 when reodering operands of floating-point type.
4912 * fold-const.c (fold_comparison, fold_binary): Use
4913 -fassociative-math and -freciprocal-math instead of
4914 -funsafe-math-optimization flag.
4915 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
4916 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
4917 -freciprocal-math instead of -funsafe-math-optimizations.
4918 * opts.c (set_fast_math_flags): Set -freciprocal-math and
4919 -fassociative-math when -ffast-math is set.
4920 (set_unsafe_math_optimizations_flags): New Function
4921 to set -freciprocal-math and -fassociative-math when
4922 -funsafe-math-optimizations is set.
4923 (common_handle_option): Call it.
4924 * tree-vectorizer.c (vect_is_simple_reduction): Use
4925 -fassociative-math when doing reduction on floats.
4926 * loop-unroll.c (analyze_insn_to_expand_var): Use
4927 -fassociative-math when expanding an accumulator of type float.
4928 * simplify-rtx.c (simplify_binary_operation_1): Use
4929 -fassociative-math and -freciprocal-math when reordeing operands
4930 of floating-point type.
4931 * combine.c (combine_simplify_rtx): Likewise.
4932 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
4934 * common.opt (-fassociative-math, -freciprocal-math): New flags.
4936 2007-09-04 Paolo Carlini <pcarlini@suse.de>
4939 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
4941 2007-09-04 Jan Hubicka <jh@suse.cz>
4943 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
4945 2007-09-04 Jan Hubicka <jh@suse.cz>
4947 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
4948 and corresponding MATCH_DUP.
4950 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
4953 * combine.c (subst): Do not try to simplify X if it represents load
4954 of FP constant from the constant pool via float extension.
4956 2007-09-04 Ben Elliston <bje@au.ibm.com>
4958 * c-opts.c: Include "tm_p.h".
4959 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
4961 2007-09-04 Richard Guenther <rguenther@suse.de>
4963 PR tree-optimization/33291
4964 * tree-pretty-print.c (dump_generic_node): Dump all
4965 qualifiers for pointer types, not only first. Dump
4966 qualifiers for aggregate types as well.
4967 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
4968 use the canonical type for building ARRAY_REFs.
4969 * gimplify.c (canonicalize_addr_expr): Clean up. The
4970 correct validness check is compatibility of the pointer
4971 types. Always use the canonical type for building
4972 ARRAY_REFs and ADDR_EXPRs.
4973 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
4974 change that disabled propagation of ADDR_EXPRs into statements
4977 2007-09-03 Zack Weinberg <zack@codesourcery.com>
4979 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
4980 (umulsi3_highpart): Make into expanders; existing insns are
4981 now named *[insn]_nov6. Add stars to existing [insn]_v6
4982 counterparts' names.
4984 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
4986 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
4987 (unprotoize.o): Remove SHLIB_MULTILIB.
4989 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
4991 * doc/extend.texi: Document progmem attribute for AVR.
4993 2007-09-03 Anatoly Sokolov <aesok@post.ru>
4996 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
4998 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5000 * optabs.c (expand_ffs): Initialize val and defined_at_zero
5003 * optabs.c: Remove unnecessary forward declarations.
5004 (expand_unop_direct): New, broken out of expand_unop.
5005 (expand_doubleword_clz): New.
5006 (expand_ctz): Move above expand_ffs. Use
5007 start_sequence, end_sequence, add_equal_note, and
5008 expand_unop_direct. Add more commentary.
5009 (expand_ffs): Try both ctz optab and expand_ctz.
5010 Generate a test and branch if the hardware doesn't give us
5011 a useful value for input zero. Style improvements similar to
5014 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
5016 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5018 * config.gcc: Delete stanza for arm-semi-aof and
5019 armel-semi-aof targets.
5020 * config/arm/arm-protos.h
5022 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
5023 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
5024 delete aof_pic_label and remove mention of AOF in comments.
5025 * config/arm/arm.md: Delete patterns used only for AOF assembly.
5027 * config/arm/semiaof.h
5028 * config/arm/t-semi: Delete file.
5030 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5032 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
5033 CONST_CAST_BB): New macros for type-specific casts.
5034 (CONST_CAST): Add a TYPE parameter and define it in terms of
5037 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
5038 * c-lex.c (cb_ident, lex_string): Likewise,
5039 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
5040 * config/i386/i386.c (ix86_function_regparm,
5041 ix86_function_sseregparm): Use CONST_CAST_TREE.
5042 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
5044 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
5045 give_switch, set_multilib_dir): Likewise,
5046 * gengtype-parse.c (string_seq, typedef_name): Likewise,
5047 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
5048 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
5049 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
5050 * prefix.c (update_path): Likewise,
5051 * pretty-print.c (pp_base_destroy_prefix): Likewise,
5052 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
5053 * tree-cfg.c (tree_can_merge_blocks_p,
5054 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
5055 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
5056 * tree.c (build_string): Supply a TYPE for CONST_CAST.
5057 (attribute_list_contained): Use CONST_CAST_TREE.
5059 2007-09-03 Krister Walfridsson <cato@df.lth.se>
5061 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
5063 2007-09-03 Richard Sandiford <richard@codesourcery.com>
5066 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
5067 before forcing them into a register.
5069 2007-09-03 Richard Sandiford <richard@codesourcery.com>
5071 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
5072 rather than define_code_macro.
5074 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5076 * gcc.c (xputenv): New function.
5077 (putenv_from_prefixes): Use xputenv instead of putenv.
5078 (process_command): Use xputenv instead of putenv.
5079 (set_collect_gcc_options): Use xputenv instead of putenv.
5080 (main): Use xputenv instead of putenv.
5082 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
5084 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
5085 availability of swap instruction.
5086 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
5088 2007-09-03 Revital Eres <eres@il.ibm.com>
5090 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
5093 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
5094 Ayal Zaks <zaks@il.ibm.com>
5095 Revital Eres <eres@il.ibm.com>
5097 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
5098 compute_split_row): New functions.
5099 (ps_unschedule_node): Remove.
5100 (normalize_sched_times): Iterate over the already scheduled
5101 insns instead of the number of nodes.
5102 (MAX_SPLIT_NUM): New definition.
5103 (sms_schedule_by_order): Change the scheduling heuristic to
5104 avoid useless increases of initiation interval ii.
5105 (get_sched_window): Add dump printouts.
5107 2007-09-02 David Daney <ddaney@avtrex.com>
5109 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
5110 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
5111 (optab, insn): Add more attributes.
5112 (fetchop_bit): New code macro.
5113 (immediate_insn): New code macro attribute.
5114 (sync): Change condition to ISA_HAS_SYNC.
5115 (rdhwr): Change predicate for operand 0 to register_operand.
5116 (memory_barrier): New expand.
5117 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
5118 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5119 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5120 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5121 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
5122 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
5123 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
5124 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5125 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
5127 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
5128 Hans-Peter Nilsson <hp@axis.com>
5130 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
5131 Defined to describe availability and behavior of CLZ.
5132 * config/cris/cris.md (clzsi2): Implement using lz instruction.
5133 * config/cris/cris.opt: Tweak comment for "-metrax4".
5134 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
5135 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
5136 (count_leading_zeros): Define.
5138 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5140 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
5142 2007-09-02 Joseph Myers <joseph@codesourcery.com>
5145 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
5148 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
5150 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
5151 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
5152 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
5153 sched-deps.c, sched-int.h, system.h, target.h,
5154 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
5155 tree.def: Fix comment typos.
5157 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
5159 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
5160 (override_options): Turn on -mstrict-align on non-ColdFire
5162 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
5164 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5166 * c-common.c (const_strip_array_types): Delete.
5167 * c-common.h (const_strip_array_types): Likewise.
5168 * emit-rtl.c (const_next_insn, const_previous_insn,
5169 const_next_nonnote_insn, const_prev_nonnote_insn,
5170 const_next_real_insn, const_prev_real_insn,
5171 const_next_active_insn, const_prev_active_insn, const_next_label,
5172 const_prev_label): Delete.
5173 * gimple-low.c (block_may_fallthru): Use expr_last.
5174 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
5175 * rtl.h (const_previous_insn, const_next_insn,
5176 const_prev_nonnote_insn, const_next_nonnote_insn,
5177 const_prev_real_insn, const_next_real_insn,
5178 const_prev_active_insn, const_next_active_insn, const_prev_label,
5179 const_next_label): Delete.
5180 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
5181 * system.h (CONST_CAST): Update comment.
5182 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
5183 (const_first_stmt, const_last_stmt): Delete.
5184 (tree_block_ends_with_condjump_p): Use last_stmt.
5185 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
5186 * tree-iterator.c (const_expr_first, const_expr_last,
5187 const_expr_only): Delete.
5188 * tree.c (const_lookup_attribute): Likewise.
5189 (attribute_list_contained): Use lookup_attribute.
5190 * tree.h (const_lookup_attribute, const_expr_first,
5191 const_expr_last, const_expr_only): Delete.
5193 2007-09-01 Richard Guenther <rguenther@suse.de>
5195 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
5196 instead of TREE_THIS_VOLATILE.
5197 * tree-ssa-operands.c (add_virtual_operand): Do not set
5198 has_volatile_ops. Do not check s_ann for NULL.
5199 (get_indirect_ref_operands): Likewise.
5200 (get_expr_operands): Likewise. For all reference trees
5201 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
5202 check base of reference for TREE_THIS_VOLATILE.
5204 2007-09-01 Richard Guenther <rguenther@suse.de>
5206 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
5207 between integral types. Also allow conversions between
5210 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5212 * optabs.c (prepare_float_lib_cmp): Use
5213 libgcc_cmp_return_mode instead of word_mode.
5214 * config/dfp-bit.h: Likewise.
5215 * config/fp-bit.h: Likewise.
5216 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
5218 (spu_libgcc_shift_count_mode): New function.
5219 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
5220 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
5222 2007-08-31 Joseph Myers <joseph@codesourcery.com>
5224 * tree-pretty-print.c: Include output.h.
5225 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
5226 HOST_WIDE_INT_PRINT_DEC.
5227 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
5229 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
5231 PR rtl-optimization/33224
5232 * loop-iv.c (latch_dominating_def): Check that the definition belongs
5233 to the analysed region.
5235 2007-08-31 Richard Guenther <rguenther@suse.de>
5237 * function.c (allocate_struct_function): Do not set
5238 current_function_returns_pointer.
5239 * function.h (struct var_refs_queue): Remove.
5240 (struct simple_obstack_stack): Likewise.
5241 (struct function): Remove fixup_var_refs_queue member.
5242 Remove returns_pointer flag.
5243 (current_function_returns_pointer): Remove define.
5245 2007-08-31 Nick Clifton <nickc@redhat.com>
5247 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
5248 secondary keys in order to obtain a stable sort.
5250 2007-08-31 Nick Clifton <nickc@redhat.com>
5253 * config/m32r/constraints.md: Add W constraint for integer zero.
5254 * config/m32r/m32r.md (get_pc): Use W and i constraints.
5255 Fix length calculation by using alternatives.
5257 2007-08-31 Richard Sandiford <richard@codesourcery.com>
5259 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
5260 split out from expand_binop.
5261 (avoid_expensive_constant): New function.
5262 (expand_binop_directly): Remove commutative_op argument and
5263 (expand_binop_directly): Remove commutative_op argument and
5264 call cummutative_optab_p instead. Do not change op0 or op1
5265 when swapping xop0 and xop1. Apply avoid_expensive_constant
5266 to each argument after potential swapping. Enforce the
5267 canonical order of commutative operands.
5268 (expand_binop): Use shift_optab_p and commutative_optab_p.
5269 Update the calls to expand_binop_directly. Only force constants
5270 into registers when widening an operation. Only swap operands
5271 once a direct expansion has been rejected.
5272 (expand_twoval_binop): Only force constants into registers when
5273 using a direct expansion.
5275 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
5277 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
5278 (sched_analyze_insn): Don't postprocess speculative dependencies when
5279 target has no scheduling.
5280 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
5281 'uninitialized' warning.
5283 2007-08-31 Richard Guenther <rguenther@suse.de>
5285 * tree.c (build_complex_type): Always set TYPE_NAME for
5288 2007-08-31 Olivier Hainque <hainque@adacore.com>
5290 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
5291 internal macro. Default alignment factor for csect directives, chosen
5292 to match what BIGGEST_ALIGNMENT allows.
5293 (DATA_SECTION_ASM_OP): Use it.
5294 * config/rs6000/rs6000.c
5295 (rs6000_xcoff_output_readonly_section_asm_op):
5296 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
5297 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
5299 2007-08-31 Olivier Hainque <hainque@adacore.com>
5301 * dbxout.c (dbxout_block): Move declaration within the first
5302 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
5303 block to include the definition, together with the associated
5306 2007-08-31 David Edelsohn <edelsohn@gnu.org>
5307 Revital Eres <eres@il.ibm.com>
5309 * doc/invoke.texi (-mpaired): Document flag.
5310 * config.gcc: Include paired.h in powerpc extra_headers and
5311 750cl.h in powerpc-*-linux*paired*.
5312 * config/rs6000/rs6000.opt (-mpaired): New flag.
5313 * config/rs6000/rs6000.c (paired_init_builtins,
5314 paired_expand_builtin, paired_expand_lv_builtin,
5315 paired_expand_stv_builtin, paired_expand_predicate_builtin):
5316 New functions to support the paired single builtin functions.
5317 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
5318 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
5320 (bdesc_paired_preds): New structure for paired predicate
5322 (rs6000_expand_builtin): Expand paired single builtins.
5323 (rs6000_init_builtins): Init paired single builtins.
5324 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
5325 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
5326 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
5327 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
5328 (rs6000_vector_mode_supported_p): Support paired vector mode.
5329 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
5330 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
5332 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
5333 (DATA_ALIGNMENT): Likewise.
5334 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
5335 (rs6000_builtins): Add PAIRED builtins.
5336 * config/rs6000/rs6000.md: Include paired.md.
5337 * config/rs6000/paired.h: New.
5338 * config/rs6000/paired.md: New.
5339 * config/rs6000/750cl.h: New.
5340 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
5342 2007-08-30 Ollie Wild <aaw@google.com>
5344 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
5345 * gcc.c (default_compilers): Add -fno-directives-only to
5346 @assembler-with-cpp.
5348 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
5352 * regclass.c (initial_fixed_regs): Revert previous change and make
5354 (initial_call_used_regs): Likewise.
5355 (initial_call_really_used_regs): Delete, reverting previous addition.
5356 (initial_reg_names): Likewise.
5357 (init_reg_sets): Revert previous change.
5358 (saved_fixed_regs): New.
5359 (saved_call_used_regs): New.
5360 (saved_call_really_used_regs): New.
5361 (saved_reg_names): New.
5362 (save_register_info): New.
5363 (restore_register_info): New.
5364 (init_reg_sets_1): Replace reset of register info with call to
5365 restore_register_info.
5366 * rtl.h (save_register_info): Declare.
5367 * toplev.c (backend_init): Call save_register_info.
5369 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5371 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
5372 from the original statement.
5374 2007-08-30 Chao-ying Fu <fu@mips.com>
5376 * c-lex.c (interpret_fixed): Declare.
5377 (interpret_float): Process _Fract and _Accum.
5378 (interpret_fixed): New function.
5379 * final.c (output_addr_const): Process CONST_FIXED.
5380 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
5381 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
5383 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
5385 (simplify_immed_subreg): Support CONST_FIXED.
5386 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
5387 (simplify_subreg): Support CONST_FIXED.
5389 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5391 * config/rs6000/ppu_intrinsics.h: New file.
5392 * config.gcc (powerpc*-*-* <extra_headers>): Install
5395 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
5397 * cfg.c (dump_flow_info): Change to also print entry and exit
5399 * print-rtl.c (print_rtl_single): Allow to print rtl with
5402 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
5404 * df-core.h (df_dump_region): New function.
5405 * df.h (df_dump_region): New function.
5406 * loop-invariant.c (find_defs): Add call to df_dump_region.
5407 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
5410 2007-08-30 Jakub Jelinek <jakub@redhat.com>
5413 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
5414 true if any of the compare_section_name calls returned true,
5415 rather than if any returned false.
5417 2007-08-30 Richard Guenther <rguenther@suse.de>
5419 PR tree-optimization/33199
5420 * tree-ssa-structalias.c (handle_lhs_call): New function.
5421 (find_func_aliases): In non-IPA mode make sure that for
5422 calls that return a pointer we add a constraint for the
5423 result to point to anything.
5425 2007-08-30 Richard Guenther <rguenther@suse.de>
5427 * doc/invoke.texi (-mveclibabi): Document new target option.
5428 * config/i386/i386.opt (-mveclibabi): New target option.
5429 * config/i386/i386.c (ix86_veclib_handler): Handler for
5430 vectorization library support.
5431 (override_options): Handle the -mveclibabi option, initialize
5432 the vectorization library handler.
5433 (ix86_builtin_vectorized_function): As fallback call the
5434 vectorization library handler, if set.
5435 (ix86_veclibabi_acml): New static function for ACML ABI style
5436 vectorization support.
5438 2007-08-30 Jakub Jelinek <jakub@redhat.com>
5440 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
5441 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
5442 SImode and update m. Don't run gen_lowpart_common on arbitrary
5443 memory address, force it to register first.
5446 * dce.c (dce_process_block): Don't delete setters of
5447 artificially used registers.
5449 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5451 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
5452 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
5453 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
5455 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5457 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
5459 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
5460 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
5462 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5464 * system.h: Activate -Wcast-qual as warning-only.
5466 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
5469 * config/rs6000/rs6000.c (compare_section_name): New function.
5470 (rs6000_elf_in_small_data_p): Compare section prefixes instead
5473 2007-08-29 Olivier Hainque <hainque@adacore.com>
5475 * xcoffout.c: #include debug.h.
5476 * Makefile.in (xcoffout.o): Add debug.h dependency.
5478 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
5480 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
5481 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
5483 2007-08-29 Richard Guenther <rguenther@suse.de>
5485 * tree-pretty-print.c (dump_generic_node): Print
5486 label DECL_UID as D.%u.
5487 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
5489 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5491 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
5492 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
5494 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
5497 * tree.c (build_type_attribute_qual_variant): Set canonical types
5498 on the final, unqualified attribute variant before building the
5501 2007-08-29 Jie Zhang <jie.zhang@analog.com>
5503 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
5504 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
5506 2007-08-29 Jie Zhang <jie.zhang@analog.com>
5509 2007-08-29 Jie Zhang <jie.zhang@analog.com>
5510 * config/bfin/bfin.md (composev2hi): Put operands into vector
5513 2007-08-29 Jie Zhang <jie.zhang@analog.com>
5515 * config/bfin/bfin.md (composev2hi): Put operands into vector
5518 2007-08-29 Jie Zhang <jie.zhang@analog.com>
5520 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
5521 attribute when appropriate.
5522 (bfin_handle_l1_text_attribute): New.
5523 (bfin_handle_l1_data_attribute): New.
5524 (bfin_attribute_table): Add attributes: l1_text, l1_data,
5525 l1_data_A and l1_data_B.
5526 * doc/extend.texi (node Function Attributes): Document l1_text
5528 (Variable Attributes): Add Blackfin subsection. Document l1_data,
5529 l1_data_A and l1_data_B variable attributes.
5531 2007-08-28 Jie Zhang <jie.zhang@analog.com>
5533 * config/bfin/bfin.opt (minline-plt): Add.
5534 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
5535 call to global functions.
5536 * doc/invoke.texi (Option Summary): Mention -minline-plt.
5537 (Blackfin Options): Document -minline-plt.
5539 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
5541 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
5542 given a non-function.
5543 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
5545 2007-08-28 DJ Delorie <dj@redhat.com>
5547 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
5549 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5551 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
5553 2007-08-28 Richard Guenther <rguenther@suse.de>
5555 * tree.h (struct tree_function_decl): Increase size of
5556 function_code bitfield.
5558 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
5559 Kazu Hirata <kazu@codesourcery.com>
5561 * gcc/config/m68k/linux.h
5562 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
5563 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
5564 (m68k_return_in_memory): New.
5565 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
5568 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
5571 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
5572 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
5573 operand) when top VEC_SELECT extracts scalar element.
5574 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
5575 (*vec_extract_v4sf_mem): Ditto.
5577 2007-08-28 Jakub Jelinek <jakub@redhat.com>
5580 * passes.c (init_optimization_passes): Move pass_df_finish
5581 after pass_postreload sublist.
5583 PR rtl-optimization/33148
5584 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
5585 (neg (lt X 0)) if X has scalar int mode.
5588 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
5589 initializer, use build_vector_from_ctor if possible to create
5590 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
5591 even after this, return NULL.
5593 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
5595 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
5597 2007-08-28 Richard Guenther <rguenther@suse.de>
5599 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
5600 (struct tree_function_decl): Make function_code a bitfield.
5601 Add disregard_inline_limits flag.
5602 * cgraphunit.c (cgraph_process_new_functions): Check
5603 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
5604 (cgraph_preserve_function_body_p): Likewise.
5605 * ipa-inline.c (compute_inline_parameters): Likewise.
5606 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
5607 for GNU C extern inline functions.
5608 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
5609 * tree-inline.c (disregard_inline_limits_p): Remove.
5610 * tree-inline.h (disregard_inline_limits_p): Likewise.
5611 * c-common.c (handle_always_inline_attribute): Set
5612 DECL_DISREGARD_INLINE_LIMITS.
5613 * langhooks.c (add_builtin_function): Verify the function code
5614 fits in the bitfield.
5616 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
5617 Vladimir Yanovsky <yanov@il.ibm.com>
5618 Revital Eres <eres@il.ibm.com>
5619 Andrey Belevantsev <abel@ispras.ru>
5621 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
5623 * modulo-sched.c: Add documentation regarding do-loop.
5624 (doloop_register_get): Change number of arguments to support
5625 the new do-loop pattern and check whether COUNT_REG has no other
5626 occurences in the loop besides in the control part.
5627 (duplicate_insns_of_cycles): Do not duplicate the insn which
5628 changes count_reg as it is already adjusted.
5629 (generate_prolog_epilog): New argument to support the new
5630 do-loop pattern. Change the subtract instruction to use
5631 expand_simple_binop. Call duplicate_insns_of_cycles with new
5633 (sms_schedule): Call doloop_register_get and
5634 generate_prolog_epilog with new argument. Do not handle loops
5635 with single sets insns with subreg in their lhs.
5636 * loop-doloop.c (doloop_optimize): Support for another do-loop
5638 (doloop_condition_get): Gets an instruction instead of a pattern
5639 and change the return condition when the do-loop pattern is
5641 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
5642 deps when considering to not create edges.
5644 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
5646 * doc/extend.texi (gnu_inline funtion attribute): Document C++
5649 2007-08-27 Jason Merrill <jason@redhat.com>
5652 * gimplify.c (gimplify_modify_expr): Discard the assignment of
5653 zero-sized types after calling gimplify_modify_expr_rhs.
5655 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
5657 * regclass.c (init_reg_autoinc): Fix typo.
5659 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
5661 Fix PR tree-optimization/33173
5662 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
5664 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
5667 * config/i386/i386.h (VALID_DFP_MODE_P): New.
5668 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
5671 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
5672 David Ung <davidu@mips.com>
5673 Nigel Stephens <nigel@mips.com>
5675 Separate target-specific initialization from general
5676 back-end initialization.
5678 * toplev.c (init_alignments): New, split out from...
5679 (process_options): ...here.
5680 (backend_init_target): New, split out from...
5681 (backend_init): ...here.
5682 (lang_dependent_init_target): New, split out from...
5683 (lang_dependent_init): ...here.
5684 (target_reinit): New.
5685 * toplev.h (target_reinit): Declare.
5686 * expr.c (init_expr_target): Renamed from init_expr_once, since it
5687 now can be called more than once. Update comments.
5688 * expr.h (init_expr_target): Likewise.
5689 * alias.c (init_alias_target): Renamed from init_alias_once, since it
5690 now can be called more than once. Explicitly zero
5691 static_reg_base_value.
5692 * emit-rtl.c (init_emit_regs): New, split out from...
5693 (init_emit_once): Here.
5694 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
5695 non-const, so that changes from command-line arguments can overwrite
5696 values provided by the static initializers.
5697 (initial_call_really_used_regs): New, used similarly to the above.
5698 (initial_reg_names): Likewise.
5699 (last_mode_for_init_move_cost): Promoted function-local static to
5700 file-scope static to make it accessible outside init_move_cost.
5701 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
5702 Do not initialize inv_reg_alloc_order yet, either. Do initialize
5703 reg_names since it is needed for parsing command-line options.
5704 (init_move_cost): Use last_mode_for_init_move_cost instead of
5705 function-local static.
5706 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
5707 call_really_used_regs now. Reinitialize reg_names. Also
5708 initialize inv_reg_alloc_order. Zero reg_class_subunion and
5709 reg_class_superunion. Clear losing_caller_save_reg_set.
5710 Preserve global registers if called more than once. Reset
5711 move cost, may_move_in_cost, may_move_out_cost, and
5712 last_mode_for_init_move_cost.
5713 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
5714 can now be invoked more than once. Update comments.
5715 (init_regs): Update comments.
5716 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
5717 and initial_call_really_used_regs, instead of the non-initial
5718 variables. This allows us to save the command-line register settings
5719 after target reinitialization.
5720 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
5721 * rtl.h (init_emit_regs): Declare.
5722 (init_reg_modes_target, init_alias_target): Renamed as described
5724 * reload1.c (init_reload): Update comments.
5725 * optabs.c (init_optabs): Likewise.
5726 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
5728 2007-08-26 Chao-ying Fu <fu@mips.com>
5730 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
5733 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5735 * alias.c (memory_modified_1, memory_modified_in_insn_p):
5737 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
5739 * bb-reorder.c (copy_bb_p): Likewise.
5740 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
5741 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
5742 block_ends_with_condjump_p): Likewise.
5743 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
5744 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
5745 block_ends_with_condjump_p): Likewise.
5746 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
5747 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
5748 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
5749 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
5750 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
5751 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
5752 debug_true_const_tree instad of debug_true_tree.
5753 * debug.c (do_nothing_debug_hooks): Likewise.
5754 * debug.h (ignore_block, debug_true_const_tree): Constify.
5755 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
5756 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
5757 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
5758 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
5759 dbx_reg_number, is_based_loc, field_type,
5760 simple_type_align_in_bits, simple_decl_align_in_bits,
5761 simple_type_size_in_bits, field_byte_offset, insert_float,
5762 type_tag, member_declared_type, is_redundant_typedef,
5763 secname_for_decl, is_inlined_entry_point): Likewise.
5764 * emit-rtl.c (const_next_insn, const_previous_insn,
5765 const_next_nonnote_insn, const_prev_nonnote_insn,
5766 const_next_real_insn, const_prev_real_insn,
5767 const_next_active_insn, const_prev_active_insn, const_next_label,
5768 const_prev_label): Likewise.
5769 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
5771 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
5772 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
5773 sched_insn_is_legitimate_for_speculation_p): Likewise.
5774 * jump.c (reversed_comparison_code_parts,
5775 reversed_comparison_code, reversed_comparison, condjump_label):
5777 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
5778 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
5780 * rtl.h (const_previous_insn, const_next_insn,
5781 const_prev_nonnote_insn, const_next_nonnote_insn,
5782 const_prev_real_insn, const_next_real_insn,
5783 const_prev_active_insn, const_next_active_insn, const_prev_label,
5784 const_next_label, modified_between_p, modified_in_p,
5785 const_note_storeskeep_with_call_p, condjump_label,
5786 reversed_comparison, reversed_comparison_code,
5787 reversed_comparison_code_parts, memory_modified_in_insn_p,
5788 stack_regs_mentioned): Likewise.
5789 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
5790 keep_with_call_p): Likewise.
5791 * sched-deps.c (deps_may_trap_p, sched_get_condition,
5792 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
5793 sd_lists_size, sd_lists_empty_p): Likewise.
5794 * sched-int.h (sched_insns_conditions_mutex_p,
5795 haifa_classify_insn, no_real_insns_p,
5796 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
5797 sd_lists_size, sd_lists_empty_p): Likewise.
5798 * sdbout.c (sdb_debug_hooks): Likewise.
5799 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
5800 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
5801 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
5803 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
5804 tree_can_throw_internal): Likewise.
5805 * tree-flow-inline.h (phi_nodes): Likewise.
5806 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
5807 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
5808 * tree-gimple.c (const_get_call_expr_in): Likewise.
5809 * tree-gimple.h (const_get_call_expr_in): Likewise.
5810 * tree.c (const_lookup_attribute, attribute_list_equal,
5811 attribute_list_contained): Likewise.
5812 * tree.h (attribute_list_equal, attribute_list_contained,
5813 const_lookup_attribute): Likewise.
5814 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
5816 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
5818 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
5819 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
5821 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
5824 * config/alpha/constraints.md: Delete "svn:mime-type" property
5825 with svn propdel "svn:mime-type".
5827 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
5830 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
5831 non NOTE insn doesn't cross basic block.
5832 (noce_try_abs): Likewise.
5833 (noce_process_if_block): Likewise.
5835 2007-08-26 David Edelsohn <edelsohn@gnu.org>
5838 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
5839 operand without auto-inc-dec.
5840 * config/rs6000/rs6000.md (floatsidf2_internal): Use
5841 offsettable_mem_operand.
5842 (floatunssidf2_internal): Same.
5843 (fix_truncdfsi2_internal): Same.
5844 (floatsidf_ppc64): Same.
5845 (floatunssidf_ppc64): Same.
5846 (fix_trunctfsi2_internal): Same.
5848 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
5851 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
5852 pass defines needed for version.c.
5854 2007-08-25 Joseph Myers <joseph@codesourcery.com>
5856 * configure.ac (--debug-prefix-map check): Change assembler
5857 version presumed to have feature to 2.18.
5858 * configure: Regenerate.
5860 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5862 * c-common.c (vector_types_convertible_p,
5863 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
5864 self_promoting_args_p): Constify.
5865 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
5866 c_promoting_integer_type_p, self_promoting_args_p,
5867 anon_aggr_type_p, vector_types_convertible_p): Likewise.
5868 * c-decl.c (anon_aggr_type_p): Likewise.
5869 * * c-dump.c (dump_stmt): Likewise.
5870 * c-objc-common.c (has_c_linkage): Likewise.
5871 * c-tree.h (same_translation_unit_p): Likewise.
5872 * c-typeck.c (null_pointer_constant_p,
5873 tagged_types_tu_compatible_p, function_types_compatible_p,
5874 type_lists_compatible_p, lvalue_or_else, lvalue_p,
5875 comptypes_internal, struct tagged_tu_seen_cache,
5876 same_translation_unit_p, alloc_tagged_tu_seen_cache,
5877 c_size_in_bytes): Likewise.
5878 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
5879 hash_ptr, eq_ptr): Likewise.
5880 * langhooks-def.h (lhd_decl_ok_for_sibcall,
5881 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
5882 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
5883 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
5885 * optabs.c (optab_for_tree_code): Likewise.
5886 * optabs.h (optab_for_tree_code): Likewise.
5887 * rtl.h (simplify_rtx): Likewise.
5888 * simplify-rtx.c (simplify_rtx): Likewise.
5889 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
5890 dump_flag, dump_node): Likewise.
5891 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
5892 queue_and_dump_type, dump_flag): Likewise.
5893 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
5894 * tree-pass.h (dump_node): Likewise.
5895 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
5896 supportable_narrowing_operation): Likewise.
5897 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
5898 supportable_narrowing_operation): Likewise.
5899 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
5900 is_negative_overflow_infinity, is_positive_overflow_infinity,
5901 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
5902 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
5903 update_value_range, add_equivalence, ssa_name_nonnegative_p,
5904 ssa_name_nonzero_p, fp_predicate): Likewise.
5905 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
5906 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
5907 ssa_name_nonnegative_p): Likewise.
5909 2007-08-25 Hans Kester <hans.kester@ellips.nl>
5911 * config.gcc : Add x86_64-elf target.
5913 2007-08-25 Jakub Jelinek <jakub@redhat.com>
5915 * expr.c (store_expr): Fix order of store_by_pieces arguments.
5917 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
5918 Nigel Stephens <nigel@mips.com>
5922 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
5923 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
5924 * expr.c (SET_BY_PIECES_P): Define.
5925 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
5926 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
5927 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
5929 * expr.h (SET_RATIO): Define.
5930 (can_store_by_pieces, store_by_pieces): Update prototypes.
5931 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
5932 can_store_by_pieces/store_by_pieces.
5933 (expand_builtin_memcpy_args): Likewise.
5934 (expand_builtin_strncpy): Likewise.
5935 (expand_builtin_memset_args): Likewise. Also remove special case
5936 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
5937 decide what to do instead.
5938 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
5939 to can_store_by_pieces.
5941 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
5942 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
5944 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
5945 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
5946 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
5947 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
5948 (STORE_BY_PIECES_P): Define.
5950 2007-08-24 Tom Tromey <tromey@redhat.com>
5952 * varpool.c (varpool_last_needed_node): Fix comment typo.
5953 * c-decl.c (duplicate_decls): Fix comment typo.
5954 (clone_underlying_type): Update comment.
5956 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5958 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
5959 alpha_in_small_data_p, alpha_split_complex_arg,
5960 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
5962 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
5963 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
5965 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
5966 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
5967 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
5968 * config/darwin.c (darwin_binds_local_p): Likewise.
5969 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
5971 * config/i386/i386-protos.h (i386_pe_binds_local_p,
5972 i386_pe_valid_dllimport_attribute_p): Likewise.
5973 * config/i386/i386.c (ix86_function_regparm,
5974 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
5975 x86_can_output_mi_thunk, ix86_mangle_type,
5976 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
5977 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
5978 i386_pe_binds_local_p): Likewise.
5979 * config/ia64/ia64.c
5980 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
5981 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
5982 ia64_invalid_conversion, ia64_invalid_unary_op,
5983 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
5985 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
5986 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
5987 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
5988 * config/mips/mips.c (mips_use_blocks_for_constant_p,
5989 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
5990 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
5991 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
5992 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
5993 * config/pa/pa.c (pa_commutative_p): Likewise.
5994 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
5996 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
5997 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
5998 rs6000_use_blocks_for_constant_p,
5999 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
6000 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6001 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
6002 * config/s390/s390.c (s390_mangle_type,
6003 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
6005 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6006 th_in_small_data_p): Likewise.
6007 * config/sh/sh.c (sh_ms_bitfield_layout_p,
6008 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6010 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
6011 sparc_mangle_type): Likewise.
6012 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
6013 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
6014 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
6016 * hooks.c (hook_bool_mode_const_rtx_false,
6017 hook_bool_mode_const_rtx_true,
6018 hook_bool_const_tree_hwi_hwi_const_tree_false,
6019 hook_bool_const_tree_hwi_hwi_const_tree_true,
6020 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
6021 hook_constcharptr_const_tree_null,
6022 hook_constcharptr_const_rtx_null,
6023 hook_constcharptr_const_tree_const_tree_null,
6024 hook_constcharptr_int_const_tree_null,
6025 hook_constcharptr_int_const_tree_const_tree_null): New.
6026 (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 (default_can_output_mi_thunk_no_vcall): Constify.
6034 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
6035 hook_bool_tree_hwi_hwi_tree_false,
6036 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
6037 hook_int_tree_tree_1, hook_constcharptr_tree_null,
6038 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
6039 hook_constcharptr_int_tree_null,
6040 hook_constcharptr_int_tree_tree_null): Delete.
6041 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
6042 hook_bool_const_tree_hwi_hwi_const_tree_false,
6043 hook_bool_const_tree_hwi_hwi_const_tree_true,
6044 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
6045 hook_constcharptr_const_tree_null,
6046 hook_constcharptr_const_rtx_null,
6047 hook_constcharptr_const_tree_const_tree_null,
6048 hook_constcharptr_int_const_tree_null,
6049 hook_constcharptr_int_const_tree_const_tree_null): New.
6050 (default_can_output_mi_thunk_no_vcall): Constify.
6051 * integrate.c (function_attribute_inlinable_p): Likewise.
6052 * integrate.h (function_attribute_inlinable_p): Likewise.
6053 * jump.c (rtx_renumbered_equal_p): Likewise.
6054 * output.h (decl_readonly_section, categorize_decl_for_section,
6055 default_use_anchors_for_symbol_p, default_binds_local_p,
6056 default_binds_local_p_1): Likewise.
6057 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
6059 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6060 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
6061 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
6062 TARGET_COMP_TYPE_ATTRIBUTES,
6063 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
6064 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
6065 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
6066 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
6067 TARGET_DWARF_CALLING_CONVENTION): Likewise.
6068 * target.h (can_output_mi_thunk, needs_block_p,
6069 first_cycle_multipass_dfa_lookahead_guard_spec,
6070 vector_alignment_reachable, comp_type_attributes,
6071 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
6072 commutative_p, use_blocks_for_constant_p,
6073 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
6074 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
6075 invalid_within_doloop, valid_dllimport_attribute_p,
6076 split_complex_arg, invalid_arg_for_unprototyped_fn,
6077 invalid_conversion, invalid_unary_op, invalid_binary_op):
6079 * targhooks.c (default_invalid_within_doloop,
6080 hook_invalid_arg_for_unprototyped_fn,
6081 default_builtin_vector_alignment_reachable): Likewise.
6082 (hook_bool_rtx_commutative_p): Delete.
6083 (hook_bool_const_rtx_commutative_p): New.
6084 * targhooks.h (default_invalid_within_doloop,
6085 default_builtin_vector_alignment_reachable,
6086 hook_invalid_arg_for_unprototyped_fn): Constify.
6087 (hook_bool_rtx_commutative_p): Delete.
6088 (hook_bool_const_rtx_commutative_p): New.
6089 * varasm.c (bss_initializer_p, decl_default_tls_model,
6090 categorize_decl_for_section, decl_readonly_section,
6091 default_use_anchors_for_symbol_p, default_binds_local_p,
6092 default_binds_local_p_1): Constify.
6094 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6096 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6097 __NO_BUILTIN if -fno-builtin.
6099 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6101 * config/bfin/bfin.c (print_operand): Report error instead of
6102 ICE for wrong operand.
6104 2007-08-24 Michael Matz <matz@suse.de>
6106 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
6108 2007-08-24 Richard Guenther <rguenther@suse.de>
6111 * tree-ssa.c (useless_type_conversion_p): Split into a
6112 recursive and a non-recursive part.
6113 (useless_type_conversion_p_1): New function.
6114 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
6115 from maybe_fold_offset_to_reference is trivially convertible
6116 to the desired type before doing the simplification.
6118 2007-08-24 Jakub Jelinek <jakub@redhat.com>
6120 * expr.c (store_expr): Optimize initialization of an array
6122 * expr.h (builtin_strncpy_read_str): New prototype.
6123 * builtins.c (builtin_strncpy_read_str): Remove prototype.
6126 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
6129 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
6130 field when initializing if_info structure.
6132 2007-08-24 Richard Guenther <rguenther@suse.de>
6134 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
6136 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
6137 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
6138 * tree-inline.c (inlinable_function_p): Fold in common parts of
6139 the cannot_inline_tree_fn langhook.
6140 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
6141 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
6142 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
6143 cannot_inline_tree_fn langhook.
6144 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
6145 cannot_inline_tree_fn member.
6147 2007-08-24 Richard Guenther <rguenther@suse.de>
6149 * expr.c (get_inner_reference): Do computation of bitoffset
6150 from offset in a way we can detect overflow reliably.
6152 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6154 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
6156 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6158 * config/bfin/bfin.opt (mfast-fp): Add.
6159 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
6160 libbffastfp override libgcc if -mfast-fp.
6161 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
6162 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
6163 (Blackfin Options): Document -mfast-fp.
6165 2007-08-24 Jakub Jelinek <jakub@redhat.com>
6167 PR tree-optimization/32573
6169 * tree-data-ref.c (initialize_data_dependence_relation): Clear
6170 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
6171 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
6172 (build_classic_dist_vector): Return false rather than true if
6173 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
6174 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
6175 returned false. Don't call save_dist_v before calling
6176 build_classic_dist_vector_1.
6177 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
6178 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
6179 DDR_DIR_VECTS vectors.
6181 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
6183 * configure.ac (leb128): Modify sed statement to work with any
6184 binutils version string.
6185 * configure: Regenerate
6187 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6189 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
6190 Wrap in RTX_CODE macro guard.
6191 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
6192 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
6193 arm_mark_dllimport, arm_pe_encode_section_info,
6194 arm_pe_unique_section): Use ISO-C function declarations.
6195 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
6196 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
6197 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
6199 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
6200 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
6202 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
6204 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
6205 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
6206 (register_move_cost): Use ISO-C function declarations.
6207 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
6208 * config/score/score-protos.h (score_declare_object): Add
6210 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
6212 * final.c (profile_function): Avoid empty if-bodies.
6215 * calls.c (must_pass_in_stack_var_size,
6216 must_pass_in_stack_var_size_or_pad): Constify.
6217 * config/alpha/alpha-protos.h (function_value): Likewise.
6218 * config/alpha/alpha.c (alpha_return_in_memory,
6219 alpha_pass_by_reference, function_value,
6220 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
6221 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
6223 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
6224 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6225 TARGET_PROMOTE_PROTOTYPES): Likewise.
6226 * config/arm/arm-protos.h (arm_return_in_memory,
6227 arm_pad_arg_upward, arm_function_value): Likewise.
6228 * config/arm/arm.c (arm_pass_by_reference,
6229 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
6230 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6231 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
6233 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6234 * config/avr/avr-protos.h (avr_function_value): Likewise.
6235 * config/avr/avr.c (avr_return_in_memory,
6236 gas_output_limited_string, gas_output_ascii, avr_function_value,
6237 avr_return_in_memory): Likewise.
6238 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
6239 * config/bfin/bfin.c (bfin_pass_by_reference,
6240 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
6241 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
6243 * config/cris/cris.c (cris_pass_by_reference,
6244 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
6245 * config/crx/crx.c (crx_return_in_memory): Likewise.
6246 * config/darwin.c (function_base, machopic_function_base_name):
6248 * config/fr30/fr30.c (fr30_must_pass_in_stack,
6249 TARGET_PROMOTE_PROTOTYPES): Likewise.
6250 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
6251 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
6252 * config/i386/i386-protos.h (ix86_return_in_memory,
6253 ix86_sol10_return_in_memory): Likewise.
6254 * config/i386/i386.c (ix86_function_value,
6255 ix86_function_sseregparm, ix86_must_pass_in_stack,
6256 type_natural_mode, classify_argument, examine_argument,
6257 construct_container, ix86_pass_by_reference, function_value_32,
6258 function_value_64, ix86_function_value_1, return_in_memory_32,
6259 return_in_memory_64, return_in_memory_ms_64,
6260 ix86_return_in_memory, ix86_sol10_return_in_memory,
6261 TARGET_PROMOTE_PROTOTYPES): Likewise.
6262 * config/ia64/ia64-protos.h (ia64_function_value,
6263 ia64_hpux_function_arg_padding): Likewise.
6264 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
6265 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
6266 ia64_hpux_function_arg_padding): Likewise.
6267 * config/iq2000/iq2000-protos.h (function_arg,
6268 iq2000_function_value): Likewise.
6269 * config/iq2000/iq2000.c (iq2000_return_in_memory,
6270 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
6271 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
6272 function_arg, iq2000_function_value): Likewise.
6273 * config/m32c/m32c-protos.h (m32c_function_value,
6274 m32c_promote_function_return): Likewise.
6275 * config/m32c/m32c.c (m32c_pass_by_reference,
6276 m32c_promote_prototypes, m32c_promote_function_return,
6277 m32c_function_value): Likewise.
6278 * config/m32r/m32r.c (m32r_return_in_memory,
6279 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
6280 m32r_in_small_data_p): Likewise.
6281 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
6283 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
6284 m68hc11_function_arg_padding): Likewise.
6285 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
6286 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
6287 m68k_function_value): Likewise.
6288 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
6289 mcore_function_value): Likewise.
6290 * config/mcore/mcore.c (handle_structs_in_regs,
6291 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
6292 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
6293 mcore_num_arg_regs, mcore_function_value): Likewise.
6294 * config/mips/mips-protos.h (mips_pad_arg_upward,
6295 mips_function_value): Likewise.
6296 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
6297 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
6298 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6299 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
6300 mips_function_value): Likewise.
6301 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
6303 * config/mmix/mmix.c (mmix_pass_by_reference,
6304 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
6305 mmix_encode_section_info): Likewise.
6306 * config/mn10300/mn10300-protos.h (mn10300_function_value):
6308 * config/mn10300/mn10300.c (mn10300_return_in_memory,
6309 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
6310 mn10300_function_value): Likewise.
6311 * config/mt/mt-protos.h (mt_function_value): Likewise.
6312 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
6313 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
6314 * config/pa/pa-protos.h (function_arg_padding, function_value,
6315 pa_return_in_memory): Likewise.
6316 * config/pa/pa.c (pa_pass_by_reference,
6317 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
6318 function_arg_padding, function_value, pa_return_in_memory):
6320 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
6321 * config/rs6000/rs6000-protos.h (rs6000_function_value,
6322 function_arg_padding): Likewise.
6323 * config/rs6000/rs6000.c (rs6000_return_in_memory,
6324 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
6325 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
6326 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6327 function_arg_padding, altivec_expand_dst_builtin,
6328 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
6329 altivec_init_builtins, rs6000_common_init_builtins,
6330 rs6000_function_value): Likewise.
6331 * s390/s390-protos.h (s390_function_value): Likewise.
6332 * config/s390/s390.c (s390_function_arg_size,
6333 s390_pass_by_reference, s390_return_in_memory,
6334 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
6335 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
6336 * config/score/score-protos.h (score_function_value): Likewise.
6337 * config/score/score.c (score_arg_partial_bytes,
6338 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6339 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
6340 score_pass_by_reference, score_add_offset, score_function_value):
6342 * config/sh/sh-protos.h (sh_attr_renesas_p,
6343 sh_promote_prototypes): Likewise.
6344 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
6345 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
6346 sh_attr_renesas_p): Likewise.
6347 * config/sparc/sparc-protos.h (function_value,
6348 function_arg_padding): Likewise.
6349 * config/sparc/sparc.c (sparc_promote_prototypes,
6350 sparc_return_in_memory, sparc_pass_by_reference,
6351 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6352 function_arg_record_value_2, function_arg_record_value_1,
6353 function_arg_record_value, function_arg_record_value,
6354 function_arg_padding, function_value): Likewise.
6355 * config/spu/spu-protos.h (spu_function_value): Likewise.
6356 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
6357 spu_function_value): Likewise.
6358 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
6360 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
6361 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
6362 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
6364 * config/v850/v850.c (v850_return_in_memory,
6365 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
6366 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
6367 * config/xtensa/xtensa.c (xtensa_return_in_msb,
6368 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
6369 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
6371 * explow.c (promote_mode, hard_function_value): Likewise.
6372 * expr.h (hard_function_value, promote_mode): Likewise.
6373 * function.c (aggregate_value_p): Likewise.
6374 * hooks.c (hook_bool_const_tree_true): New.
6375 * hooks.h (hook_bool_const_tree_true): New.
6376 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
6377 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
6378 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
6379 TARGET_RETURN_IN_MSB): Likewise.
6380 * target.h (promote_function_args, promote_function_return,
6381 promote_prototypes, return_in_memory, return_in_msb,
6382 pass_by_reference, must_pass_in_stack, callee_copies,
6383 function_value): Likewise.
6384 * targhooks.c (default_return_in_memory,
6385 hook_pass_by_reference_must_pass_in_stack,
6386 hook_callee_copies_named,
6387 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
6388 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
6389 default_function_value): Likewise.
6390 * targhooks.h (default_return_in_memory,
6391 hook_pass_by_reference_must_pass_in_stack,
6392 hook_callee_copies_named,
6393 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
6394 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
6395 default_function_value): Likewise.
6396 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
6397 (equiv_class_label_hash, equiv_class_label_eq): Constify.
6398 * tree-vectorizer.c (bb_in_loop_p): Likewise.
6399 * tree.c (needs_to_live_in_memory): Likewise.
6400 * tree.h (struct tree_type, needs_to_live_in_memory,
6401 aggregate_value_p, must_pass_in_stack_var_size,
6402 must_pass_in_stack_var_size_or_pad): Likewise.
6403 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
6404 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
6405 lookup_filename): Likewise.
6407 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
6410 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
6411 fake fcomi i387 instruction for !TARGET_CMOVE.
6412 (ix86_expand_branch): Expand natural sequence with one jump for
6413 all targets, not only TARGET_CMOVE.
6414 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
6415 pattern to implement fake fcomi sequence. Split instruction after
6416 reload to correct compare sequences.
6417 (*cmpfp_xf_cc): Ditto.
6418 (*cmpfp_<mode>_cc): Ditto.
6419 (*cmpfp_u_cc): Ditto.
6420 (*cmpfp_<mode>_cc): Ditto.
6422 2007-08-23 Richard Guenther <rguenther@suse.de>
6424 * tree-pretty-print.c (dump_generic_node): Annotate
6425 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
6427 2007-08-23 Richard Guenther <rguenther@suse.de>
6429 * builtins.c (expand_builtin_mathfn): Wrap argument in
6430 save_expr directly instead of re-building the call.
6431 (expand_builtin_mathfn_2): Likewise.
6432 (expand_builtin_mathfn_3): Likewise.
6433 (expand_builtin_interclass_mathfn): Likewise.
6434 (expand_builtin_int_roundingfn): Set arg.
6435 (expand_builtin_int_roundingfn_2): Likewise.
6437 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
6439 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
6440 *sse_nand<mode>3, *sse_xor<mode>3): New.
6442 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
6444 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
6445 * config/i386/i386.c (print_operand): Handle ';' code. Output
6446 semicolon for TARGET_MACHO.
6447 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
6448 emit semicolon after 'lock' prefix.
6449 (sync_double_compare_and_swap<mode>): Ditto.
6450 (*sync_double_compare_and_swapdi_pic): Ditto.
6451 (*sync_compare_and_swap_cc<mode>): Ditto.
6452 (sync_double_compare_and_swap_cc<mode>): Ditto.
6453 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
6454 (sync_old_add<mode>): Ditto.
6455 (sync_add<mode>): Ditto.
6456 (sync_sub<mode>): Ditto.
6457 (sync_ior<mode>): Ditto.
6458 (sync_and<mode>): Ditto.
6459 (sync_xor<mode>): Ditto.
6461 2007-08-22 Chao-ying Fu <fu@mips.com>
6463 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
6465 (copy_rtx): Handle CONST_FIXED.
6466 (rtx_equal_p): Likewise.
6467 * rtl.h (fixed_value.h): New include.
6468 (rtx_def): Add a new field of fixed_value to u.
6469 (XCNMPFV): Define for accessing fixed_value.
6470 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
6472 * rtl.def (CONST_FIXED): New constant.
6473 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
6474 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
6475 US_ASHIFT): New codes.
6476 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
6477 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
6478 unsigned_fract_convert, unsigned_sat_fract): Document them.
6479 * varasm.c (assemble_integer): Extend to support fixed-point constants
6480 by using different machine classes.
6481 (decode_addr_const): Handle FIXED_CST.
6482 (const_hash_1): Likewise.
6483 (compare_constant): Likewise.
6484 (copy_constant): Likewise.
6485 (const_rtx_hash_1): Handle CONST_FIXED.
6486 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6487 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6489 (initializer_constant_valid_p): Handle FIXED_CST.
6490 (output_constant): Support FIXED_POINT_TYPE.
6491 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
6492 * cse.c (hash_rtx): Support CONST_FIXED.
6493 (exp_equiv_p): Likewise.
6494 (cannon_reg): Likewise.
6495 (fold_rtx): Likewise.
6496 (equiv_constant): Likewise.
6497 (cse_process_notes_1): Likewise.
6498 (count_reg_usage): Likewise.
6499 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
6500 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
6501 (wrap_constant): Check CONST_FIXED.
6502 (cselib_hash_rtx): Support CONST_FIXED.
6503 (cselib_subst_to_values): Likewise.
6504 * df-scan.c (df_uses_record): Likewise.
6505 * gcse.c (want_to_gcse_p): Likewise.
6506 (oprs_unchanged_p): Likewise.
6507 (oprs_not_set_p): Likewise.
6508 (compute_transp): Likewise.
6509 (extract_mentioned_regs_helper): Likewise.
6510 * genemit.c (gen_exp): Likewise.
6511 * local-alloc.c (equiv_init_varies_p): Likewise.
6512 (contains_replace_regs): Likewise.
6513 (memref_referenced_p): Likewise.
6514 * loop-invariant.c (check_maybe_invariant): Likewise.
6515 (hash_invariant_expr_1): Likewise.
6516 (invariant_expr_equal_p): Likewise.
6517 * postreload-gcse.c (oprs_unchanged_p): Likewise.
6518 * regclass.c (reg_scan_mark_refs): Likewise.
6519 * regrename.c (scan_rtx): Likewise.
6520 * resource.c (mark_referenced_resources): Likewise.
6521 (mark_set_resources): Likewise.
6522 * rtlanal.c (rtx_unstable_p): Likewise.
6523 (rtx_varies_p): Likewise.
6524 (count_occurrences): Likewise.
6525 (reg_mentioned_p): Likewise.
6526 (modified_between_p): Likewise.
6527 (modified_in_p): Likewise.
6528 (volatile_insn_p): Likewise.
6529 (volatile_refs_p): Likewise.
6530 (side_effects_p): Likewise.
6531 (may_trap_p_1): Likewise.
6532 (inequality_comparisons_p): Likewise.
6533 (computed_jump_p_1): Likewise.
6534 (commutative_operand_precedence): Likewise.
6535 * sched-deps.c (sched_analyze_2): Likewise.
6536 * sched-vis.c (print_value): Likewise.
6537 * reload.c (operands_match_p): Likewise.
6538 (subst_reg_equivs): Likewise.
6539 * reload1.c (eliminate_regs_1): Likewise.
6540 (elimination_effects): Likewise.
6541 (scan_paradoxical_subregs): Likewise.
6542 * alias.c (rtx_equal_for_memref_p): Likewise.
6543 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
6544 * emit-rtl.c (const_fixed_htab): New hash table.
6545 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
6547 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
6548 const_fixed_from_fixed_value): New functions.
6549 (verify_rtx_sharing): Handle CONST_FIXED.
6550 (copy_rtx_if_shared_1): Likewise.
6551 (reset_used_flags): Likewise.
6552 (set_used_flags): Likewise.
6553 (copy_insn_1): Likewise.
6554 (init_emit_once): Create const_fixed_htab.
6555 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
6557 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
6559 PR tree-optimization/32949
6560 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
6561 before failing for ivs with non-constant step.
6563 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
6565 * doc/md.texi (Iterators): Renamed from Macros. All contents
6566 changed to reflect rename of respectively define_code_macro and
6567 define_mode_macro to define_code_iterator and define_mode_iterator.
6568 (Mode Iterators, Code Iterators): Similar.
6569 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
6570 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
6571 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
6572 (initialize_iterators, find_iterator, check_code_iterator)
6573 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
6574 (read_mapping, read_rtx_1): Similar.
6575 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
6576 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
6577 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
6578 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
6579 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
6580 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
6581 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
6582 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
6583 config/rs6000/sync.md, config/rs6000/rs6000.md,
6584 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
6585 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
6586 config/vax/vax.md, config/bfin/bfin.md: Similar.
6588 2007-08-22 David Daney <ddaney@avtrex.com>
6590 * doc/install.texi (Testing): Mention testing on a simulator.
6592 2007-08-22 Janis Johnson <janis187@us.ibm.com>
6594 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
6596 * doc/libgcc.texi (Decimal float library routines): Fix formatting
6597 and rearrange floating point conversion functions into different
6600 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6602 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
6603 dfa_post_advance_cycle): New scheduler hooks.
6604 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
6605 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
6607 (TARGET_SCHED): Use them.
6608 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
6609 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
6610 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
6612 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
6613 function to facilitate debugging.
6614 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
6615 (output_insn_has_dfa_reservation_p): New static function to output
6616 insn_has_dfa_reservation_p ().
6617 (write_automata): Use it.
6618 * genattr.c (main): Output declaration for
6619 insn_has_dfa_reservation_p ().
6621 2007-08-22 Christian Bruel <christian.bruel@st.com>
6622 Richard Guenther <rguenther@suse.de>
6624 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
6625 * simplify_rtx (simplify_binary_operation_1): Likewise.
6627 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
6629 PR rtl-optimization/32557
6630 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
6631 of REGNO (mws->mw_reg).
6633 2007-08-22 Richard Guenther <rguenther@suse.de>
6636 * builtins.c (expand_builtin_int_roundingfn): Replace call
6637 argument wrapped with SAVE_EXPR directly.
6638 (expand_builtin_int_roundingfn_2): Likewise.
6640 2007-08-22 Richard Guenther <rguenther@suse.de>
6642 * tree-inline.c (inlinable_function_p): Restore disregarding
6643 inline limits for GNU extern inline functions.
6645 2007-08-22 Richard Guenther <rguenther@suse.de>
6648 * tree.c (host_integerp): Treat sizetype as signed as it is
6651 2007-08-21 Ian Lance Taylor <iant@google.com>
6653 PR tree-optimization/33134
6654 * tree-vrp.c (adjust_range_with_scev): Call
6655 set_value_range_to_value.
6657 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
6659 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
6662 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
6664 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
6667 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
6669 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
6670 cases to set eight bytes at a time.
6671 (expand_block_move): Likewise.
6673 2007-08-21 Jakub Jelinek <jakub@redhat.com>
6676 * dwarf2out.c (gen_decl_die): Don't call
6677 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
6679 2007-08-21 Paul Brook <paul@codesourcery.com>
6680 Nathan Sidwell <nathan@codesourcery.com>
6681 Mark Mitchell <mark@codesourcery.com>
6682 Joseph Myers <joseph@codesourcery.com>
6684 * configure.ac: Add --with-pkgversion and --with-bugurl.
6685 * configure: Regenerate.
6686 * doc/install.texi: Document them.
6687 * version.c (version_string): Remove VERSUFFIX.
6688 (VERSUFFIX): Remove.
6689 (pkgversion_string): New.
6690 (bug_report_url): Do not hard-code initializer.
6691 * version.h (pkgversion_string): Declare.
6692 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
6694 (version.o): Define PKGVERSION and BUGURL.
6695 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
6696 (%.pod): Define BUGURL.
6697 * gcc.c (process_command, main): Use pkgversion_string.
6698 * toplev.c (compile_file, print_version): Likewise.
6699 * protoize.c (main): Likewise.
6700 * gcov.c (print_version): Likewise. Update copyright date.
6701 * gcov-dump.c (print_version): Likewise. Update copyright date.
6702 * mips-tdump.c (main): Likewise. Update copyright date.
6703 * mips-tfile.c (main): Likewise. Update copyright date.
6704 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
6705 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
6706 shorten description.
6707 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
6708 * doc/gccint.texi: Likewise.
6709 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
6710 Update copyright date.
6712 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
6714 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
6715 (ix86_expand_strlensi_unroll_1): Ditto.
6716 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
6717 (ix86_expand_carry_flag_compare): Update comment.
6719 2007-08-21 Jakub Jelinek <jakub@redhat.com>
6722 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
6723 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
6725 2007-08-21 Richard Guenther <rguenther@suse.de>
6727 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
6729 2007-08-21 Richard Guenther <rguenther@suse.de>
6732 * fold-const.c (fold_binary): Remove index +p PTR folding.
6733 Fix types of POINTER_PLUS_EXPR generated by folding of
6736 2007-08-20 Chao-ying Fu <fu@mips.com>
6738 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
6739 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
6740 RID_ONEWAY, so that it can be checked in declspecs_add_type.
6741 (c_common_fixed_point_type_for_size): Declare.
6742 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
6743 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
6744 (c_token_starts_declspecs): Likewise.
6745 (c_parser_declspecs): Likewise.
6746 (c_parser_attributes): Likewise.
6747 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
6748 (c_declspecs): Add saturating_p.
6749 * c-decl.c (build_null_declspecs): Initialize saturating_p.
6750 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
6751 _Sat. Handle RID_SAT.
6752 Avoid using void, bool, char, int, float, double, _Decimal32,
6753 _Decimal64, _Decimal128, and complex with _Sat.
6754 Handle RID_FRACT and RID_ACCUM.
6755 Make sure _Sat is used with _Fract or _Accum.
6756 (finish_declspecs): Handle cts_fract and cts_accum.
6757 * c-common.c (fixed-value.h): New include.
6758 (constant_expression_warning): Handle FIXED_CST.
6759 (overflow_warning): Likewise.
6760 (warnings_for_convert_and_check): Likewise.
6761 (c_common_fixed_point_type_for_size): New.
6762 (c_common_type_for_mode): Handle fixed-point modes to
6763 return various saturating/non-saturating, signed/unsigned types.
6764 (c_common_signed_or_unsigned_type): Support fixed-point types.
6765 (shorten_compare): Check fixed-point zero.
6766 Handle FIXED_POINT_TYPE.
6767 (c_common_truthvalue_conversion): Handle FIXED_CST.
6768 Handle FIXED_POINT_TYPE.
6769 (c_common_nodes_and_builtins): Record builtin types for fixed-point
6771 (handle_mode_attribute): Handle fixed-point modes. Need to check
6772 if the signness of base type and fixed-point modes are consistent.
6773 (handle_vector_size_attribute): Handle fixed-point modes.
6774 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
6775 (warn_for_div_by_zero): Check fixed-point zero.
6776 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
6777 a common fixed-point type based on fbit, ibit, sign, and saturation.
6778 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
6779 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
6780 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
6781 (convert_for_assignment): Support FIXED_POINT_TYPE.
6782 (digest_init): Handle FIXED_POINT_TYPE.
6783 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
6784 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
6785 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
6786 GE_EXPR, LT_EXPR, GT_EXPR.
6787 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
6788 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
6789 * target.h (gcc_target): Add fixed_point_supported_p.
6790 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
6791 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
6792 (default_fixed_point_supported_p): Define.
6793 * targhooks.h (default_fixed_point_supported_p): Declare.
6794 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
6795 * doc/install.texi (Configuration): Add --enable-fixed-point.
6796 * configure.ac (--enable-fixed-point): New to enable fixed-point
6797 arithmetic extension to C. For mips targets, we enable it by default.
6798 * configure, config.in: Regenerate.
6800 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
6802 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
6804 2007-08-20 David Edelsohn <edelsohn@gnu.org>
6806 * dwarf2out.c (text_section_used): Move declaration outside ifdef
6807 DWARF2_DEBUGGING_INFO.
6808 (cold_text_section_used): Same.
6809 (cold_text_section): Same.
6811 2007-08-20 Richard Guenther <rguenther@suse.de>
6813 * c-typeck.c (convert_for_assignment): Use the type of
6814 the member for the initialization.
6816 2007-08-20 Richard Guenther <rguenther@suse.de>
6818 * c-objc-common.c (c_disregard_inline_limits): Remove.
6819 * c-objc-common.h (c_disregard_inline_limits): Likewise.
6820 * cgraphunit.c (cgraph_process_new_functions): Call
6821 disregard_inline_limits_p.
6822 (cgraph_preserve_function_body_p): Likewise.
6823 * ipa-inline.c (compute_inline_parameters): Likewise.
6824 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
6826 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
6827 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
6828 disregard_inline_limits langhook.
6829 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
6831 * langhooks.h (lang_hooks_for_tree_inlining): Remove
6832 disregard_inline_limits langhook.
6833 * tree-inline.c (disregard_inline_limits_p): New function.
6834 * tree-inline.h (disregard_inline_limits_p): Declare.
6836 2007-08-20 Richard Guenther <rguenther@suse.de>
6838 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
6839 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
6840 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
6841 auto_var_in_fn_p langhook.
6842 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
6844 * tree.c (auto_var_in_fn_p): ... here.
6845 (find_var_from_fn): Call auto_var_in_fn_p directly.
6846 * langhooks.h (lang_hooks_for_tree_inlining): Remove
6847 auto_var_in_fn_p langhook.
6848 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
6849 (copy_body_r): Likewise.
6850 (self_inlining_addr_expr): Likewise.
6851 * tree.h (auto_var_in_fn_p): Declare.
6853 2007-08-20 Richard Guenther <rguenther@suse.de>
6855 * tree.c (WALK_SUBTREE): Call walk_tree_1.
6856 (walk_type_fields): Take lh parameter.
6857 (walk_tree): Rename to ...
6858 (walk_tree_1): ... this. Do not call the walk_subtrees
6859 langhook but the now passed callback. Pass lh on recursion.
6860 (walk_tree_without_duplicates): Rename to ...
6861 (walk_tree_without_duplicates_1): ... this. Take lh parameter
6862 and call walk_tree_1.
6863 * tree.h (walk_tree_lh): New typedef.
6864 (walk_tree_1): Declare.
6865 (walk_tree_without_duplicates_1): Likewise.
6866 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
6867 (walk_tree_without_duplicates): New define to
6868 walk_tree_without_duplicates_1 with NULL lh parameter.
6869 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
6870 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
6872 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
6873 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
6874 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
6877 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6880 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
6881 code in front of the compacting of basic blocks.
6882 Move the folding of statements inbetween the cgraph checking
6883 and compacting of basic blocks.
6885 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6886 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6889 * config/alpha/alpha.c (va_list_skip_additions): Check for
6890 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
6891 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
6892 PLUS_EXPR when checking ap.__base.
6893 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
6894 when doing addition on pointer types. Use size_int instead of
6896 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
6897 ptr_type in the second operand.
6899 2007-08-19 Andrew Pinski <pinskia@gmail.com>
6902 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
6904 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6907 * cfgexpand.c (expand_one_register_var): Mark pointer
6908 DECL_ARTIFICIAL as REG_POINTER also.
6909 * stmt.c (expand_decl): Likewise.
6911 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
6918 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
6919 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
6920 on_worklist argument and avoid adding things to worklist multiple
6922 (add_to_worklist): Ditto.
6923 (mark_aliases_call_clobbered): Mark entire structure clobbered if
6924 single SFT is clobbered.
6925 (set_initial_properties): Ditto.
6926 (compute_call_clobbered): Update for changes to function
6928 (create_overlap_variables_for): Always create SFT for offset 0.
6929 (create_structure_vars): Handle PHI's, since we are in SSA form at
6931 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
6932 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
6934 (add_vars_for_offset): Figure out aliases from access + points-to.
6935 (add_virtual_operand): Use add_vars-for_offset.
6936 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
6937 (add_call_clobber_ops): Remove makes_clobbering_call set.
6938 (get_expr_operands): Always pass through the INDIRECT_REF
6940 * tree-ssa-structalias.c (struct constraint_graph): Remove
6942 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
6943 address_taken, pt_used, number_incoming.
6944 (FIRST_ADDR_NODE): Removed.
6945 (merge_graph_nodes): Remove broken code for the moment.
6946 (init_graph): New function.
6947 (build_pred_graph): Remove code to init_graph.
6948 Add location equivalence support.
6949 (struct scc_info): Rename roots to deleted.
6951 (init_scc_info): Ditto
6952 (init_topo_info): Use graph->size.
6953 (compute_topo_order): Ditto.
6954 (do_da_constraint): Removed.
6955 (do_sd_constraint): Remove calls to find().
6956 set_union_with_increment should always get 0 as last arg here.
6957 (do_complex_constraint): Replace do_da_constraint with assert.
6959 (struct equiv_class_label): New.
6960 (pointer_equiv_class_table): Ditto.
6961 (location_equiv_class_table): Ditto.
6962 (equiv_class_label_hash): Ditto.
6963 (equiv_class_label_eq): Ditto
6964 (equiv_class_lookup): Ditto.
6965 (equiv_class_ladd): Ditto.
6966 (pointer_equiv_class): Ditto.
6967 (location_equiv_class): Ditto.
6968 (condense_visit): Rename and rewrite from label_visit to do only
6969 SCC related stuff for HU.
6970 (label_visit): Do HU work for HU.
6971 (perform_var_substitution): Update to do HU and location
6973 (free_var_substitution_info): Update to free HU and location
6974 equivalence structures. */
6975 (find_equivalent_node): Update for pointer but not location
6977 (unite_pointer_equivalences): New function.
6978 (move_complex_constraints): Rewrite to only do moving.
6979 (rewrite_constraints): Split out of move_complex_constraints.
6980 (solve_graph): Use graph->size.
6981 (process_constraint_1): Add from_call argument, use it.
6982 Split *a = &b into two constraints.
6983 (process_constraint): Use new process_constraint_1.
6984 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
6985 (get_constraint_for): Handle non-pointer integers properly.
6986 Remove code that used to handle structures.
6987 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
6988 with unknown addends.
6989 (handle_rhs_call): New function.
6990 (find_func_aliases): Use handle_rhs_call.
6991 (set_uids_in_ptset): Add an assert.
6992 (set_used_smts): Fix bug in not considering unified vars.
6993 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
6994 (compute_points_to_sets): Update for other function changes.
6995 (delete_points_to_sets): Ditto.
6996 (ipa_pta_execute): Ditto.
6997 (pass_ipa_pta): We need to update SSA after ipa_pta.
6999 2007-08-19 Jan Hubicka <jh@suse.cz>
7001 * i386.md: Replace "rim" and "mri" constraints by "g".
7003 2007-08-19 Joseph Myers <joseph@codesourcery.com>
7005 * dwarf2out.c (text_section_used, cold_text_section_used,
7006 cold_text_section, dwarf2out_note_section_used): New.
7007 (dwarf2out_init): Initialize cold_text_section.
7008 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
7009 dwarf2out_note_section_used.
7010 (size_of_aranges): Only count entry for text section if it was
7011 used. Count entry for cold text section if it was used.
7012 (output_aranges): Only output entries for text section and cold
7013 text section if they were used.
7015 2007-08-19 Andrew Pinski <pinskia@gmail.com>
7017 * tree-pretty-print.c (debug_generic_expr): Add a comment about
7019 (debug_generic_stmt): Likewise.
7020 (debug_tree_chain): Likewise.
7022 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
7024 * tree-data-refs.c (split_constant_offset): Expose.
7025 * tree-data-refs.h (split_constant_offset): Add declaration.
7027 * tree-vectorizer.h (dr_alignment_support): Renamed
7028 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
7029 Added a new value dr_explicit_realign.
7030 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
7031 dr_offset, dr_step, and dr_aligned_to, along with new access
7032 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
7033 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
7034 STMT_VINFO_DR_ALIGNED_TO.
7036 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
7038 In case of outer-loop vectorization with non-fixed misalignment - use
7039 the dr_explicit_realign scheme instead of the optimized realignment
7041 (new_stmt_vec_info): Initialize new fields.
7043 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
7044 'nested_in_vect_loop' case. Change verbosity level.
7045 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
7046 Don't fail on zero step in the outer-loop for loads.
7047 (vect_analyze_data_refs): Call split_constant_offset to calculate
7048 base, offset and init relative to the outer-loop.
7050 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
7051 BSI function argument with a new function argument - at_loop.
7052 Simplify the condition that determines STEP. Takes additional argument
7053 INV_P. Support outer-loop vectorization (handle the
7054 nested_in_vect_loop case), including zero step in the outer-loop. Call
7055 vect_create_addr_base_for_vector_ref with additional argument.
7056 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
7057 Updated function documentation. Handle the 'nested_in_vect_loop' case.
7058 Fixed and simplified calculation of step.
7059 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
7060 of bsi, and with additional argument. Call bump_vector_ptr with
7061 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
7062 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
7063 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
7064 when the realignment setup needs to take place inside the loop.
7065 Support the dr_explicit_realign scheme. Allow generating the optimized
7066 realignment scheme for outer-loop vectorization. Added documentation.
7067 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
7068 the 'nested_in_vect_loop' case, including loads that are invariant in
7069 the outer-loop and the realignment schemes. Handle the case when the
7070 realignment setup needs to take place inside the loop. Call
7071 vect_setup_realignment with additional arguments. Call
7072 vect_create_data_ref_ptr with additional argument and with loop instead
7073 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
7074 (vect_gen_niters_for_prolog_loop): Call
7075 vect_create_addr_base_for_vector_ref with additional arguments.
7076 (vect_create_cond_for_align_checks): Likewise.
7077 (bump_vector_ptr): Updated to support the new dr_explicit_realign
7078 scheme: takes additional argument bump; argument ptr_incr is now
7079 optional; updated documentation.
7080 (vect_init_vector): Takes additional argument (bsi). Use it, if
7081 available, to insert the vector initialization.
7082 (get_initial_def_for_induction): Pass additional argument in call to
7084 (vect_get_vec_def_for_operand): Likewise.
7085 (vect_setup_realignment): Likewise.
7086 (vectorizable_load): Likewise.
7088 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
7090 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
7091 as argument instead of struct loop.
7092 (nested_in_vect_loop_p): New function.
7093 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
7095 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
7096 from other phis in the loop.
7097 (destroy_loop_vec_info): Add additional argument to declaration.
7099 * tree-vectorizer.c (supportable_widening_operation): Also check if
7100 nested_in_vect_loop_p (don't allow changing the order in this case).
7101 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
7102 of struct loop. Call nested_in_vect_loop_p and don't require
7103 flag_unsafe_math_optimizations if it returns true.
7104 (new_stmt_vec_info): When setting def_type for phis differentiate
7105 loop-header phis from other phis.
7106 (bb_in_loop_p): New function.
7107 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
7108 just update their loop_vinfo. Order of BB traversal now matters -
7109 call dfs_enumerate_from with bb_in_loop_p.
7110 (destroy_loop_vec_info): Takes additional argument to control whether
7111 stmt_vinfo of the loop stmts should be destroyed as well.
7112 (vect_is_simple_reduction): Allow the "non-reduction" use of a
7113 reduction stmt to be defines by a non loop-header phi.
7114 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
7116 * tree-vect-transform.c (vectorizable_reduction): Call
7117 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
7118 (vectorizable_call): Likewise.
7119 (vectorizable_conversion): Likewise.
7120 (vectorizable_operation): Likewise.
7121 (vectorizable_type_promotion): Likewise.
7122 (vectorizable_type_demotion): Likewise.
7123 (vectorizable_store): Likewise.
7124 (vectorizable_live_operation): Likewise.
7125 (vectorizable_reduction): Likewise. Also pass loop_info to
7126 vect_is_simple_reduction instead of loop.
7127 (vect_init_vector): Call nested_in_vect_loop_p.
7128 (get_initial_def_for_reduction): Likewise.
7129 (vect_create_epilog_for_reduction): Likewise.
7130 (vect_init_vector): Check which loop to work with, in case there's an
7132 (get_initial_def_for_inducion): Extend to handle outer-loop
7133 vectorization. Fix indentation.
7134 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
7135 In the case vect_induction_def get the vector def from the induction
7136 phi node, instead of calling get_initial_def_for_inducion.
7137 (get_initial_def_for_reduction): Extend to handle outer-loop
7139 (vect_create_epilog_for_reduction): Extend to handle outer-loop
7141 (vect_transform_loop): Change assert to just skip this case. Add a
7143 (vect_finish_stmt_generation): Add a couple asserts.
7145 (vect_estimate_min_profitable_iters): Multiply
7146 cost of inner-loop stmts (in outer-loop vectorization) by estimated
7148 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
7149 this is an inner-loop reduction in outer-loop vectorization.
7151 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
7152 Same code as what used to be vect_analyze_scalar_cycles, only with
7153 additional argument loop, and loop_info passed to
7154 vect_is_simple_reduction instead of loop.
7155 (vect_analyze_scalar_cycles): Code factored out into
7156 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
7157 Updated documentation.
7158 (analyze_operations): Check for inner-loop loop-closed exit-phis during
7159 outer-loop vectorization that are live or not used in the outerloop,
7160 cause this requires special handling.
7161 (vect_enhance_data_refs_alignment): Don't consider versioning for
7163 (vect_analyze_data_refs): Check that there are no datarefs in the
7165 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
7166 and vect_used_in_outer_by_reduction cases.
7167 (process_use): Also consider the case of outer-loop stmt defining an
7168 inner-loop stmt and vice versa.
7169 (vect_analyze_loop_1): New function.
7170 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
7171 loops. Call vect_analyze_loop_1.
7172 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
7173 been vectorized. Call destroy_loop_vec_info with additional argument.
7175 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
7176 in the inner-loop when doing outer-loop vectorization. Add
7177 documentation and printout.
7178 (vect_recog_dot_prod_pattern): Likewise. Also add check for
7179 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
7181 2007-08-18 Andrew Pinski <pinskia@gmail.com>
7183 * tree-affine.h (print_aff): New prototype.
7184 (debug_aff): Likewise.
7185 * tree-affine.c (print_aff): New function.
7186 (debug_aff): Likewise.
7188 2007-08-18 Paul Brook <paul@codesourcery.com>
7189 Joseph Myers <joseph@codesourcery.com>
7191 * common.opt (-fdebug-prefix-map=): New option.
7192 * opts.c: Include debug.h.
7193 (common_handle_option): Handle -fdebug-prefix-map.
7194 * final.c: Include ggc.h.
7195 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
7196 remap_debug_filename): New.
7197 * Makefile.in (final.o, opts.o): Update dependencies.
7198 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
7199 * configure.ac: Check for assembler --debug-prefix-map support.
7200 * configure, config.in: Regenerate.
7201 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
7202 (ASM_DEBUG_SPEC): Include ASM_MAP.
7203 * doc/install.texi (--with-debug-prefix-map): Document.
7204 * doc/invoke.texi (-fdebug-prefix-map): Document.
7205 * dbxout.c (dbxout_init, dbxout_start_source_file,
7206 dbxout_source_file): Call remap_debug_filename.
7207 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
7208 dwarf2out_start_source_file, dwarf2out_finish): Call
7209 remap_debug_filename.
7210 (file_table_relative_p): Do not check d->emitted_number.
7211 * toplev.c (output_file_directive): Call remap_debug_filename.
7212 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
7213 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
7215 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7217 * loop-invariant.c (find_invariants_to_move): Add missing macro
7220 2007-08-17 Tom Tromey <tromey@redhat.com>
7222 * tree.h (struct tree_label_decl): Removed old "java" fields.
7224 2007-08-17 Richard Sandiford <richard@codesourcery.com>
7225 Nigel Stephens <nigel@mips.com>
7227 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
7228 Treat -mno-data-in-code and -mcode-xonly as aliases for
7229 -mcode-readable=no and -mcode-readable=pcrel respectively.
7230 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
7231 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
7232 (MULTILIB_DIRNAMES): Update accordingly.
7234 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
7236 * Makefile.in (version.o): Depend on $(REVISION) only if
7237 REVISION_s is defined.
7239 2007-08-17 Sa Liu <saliu@de.ibm.com>
7240 Ulrich Weigand <uweigand@de.ibm.com>
7243 * tree.c (reconstruct_complex_type): For a pointer to a vector,
7244 use build_qualified_type to retain qualifiers of the base type.
7246 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
7248 * config/score/score.md : Update pattern tablejump.
7249 * config/score/score.c : Update score_initialize_trampoline
7251 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
7252 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
7253 * doc/contrib.texi: Add my entry.
7255 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
7257 * Makefile.in (REVISION): New.
7260 (version.o): Also depend on $(REVISION). Add
7261 -DREVISION=$(REVISION_s).
7263 * version.c (version_string): Add REVISION.
7265 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
7267 * tree-eh.c (lower_try_finally_onedest): Reset the locus
7268 of GOTO that's relocated to a different block.
7270 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7272 * c-common.c (const_strip_array_types): New.
7273 * c-common.h (lang_missing_noreturn_ok_p): Delete.
7274 (const_strip_array_types): New.
7275 * c-objc-common.c (c_disregard_inline_limits,
7276 c_warn_unused_global_decl): Constify.
7277 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
7278 c_vla_type_p, c_incomplete_type_error): Likewise.
7279 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
7280 * hooks.c (hook_bool_const_tree_false): New.
7281 * hooks.h (hook_bool_const_tree_false): Likewise.
7282 * langhooks-def.h (lhd_warn_unused_global_decl,
7283 lhd_incomplete_type_error, lhd_expr_size,
7284 lhd_tree_inlining_disregard_inline_limits,
7285 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
7286 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
7287 * langhooks.c (lhd_warn_unused_global_decl,
7288 lhd_incomplete_type_error,
7289 lhd_tree_inlining_disregard_inline_limits,
7290 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
7291 lhd_expr_size): Likewise.
7292 * langhooks.h (lang_hooks_for_tree_inlining,
7293 lang_hooks_for_tree_dump, lang_hooks_for_types,
7294 lang_hooks_for_decls, lang_hooks): Likewise.
7295 * pointer-set.c (pointer_set_t, pointer_set_create,
7296 pointer_set_contains, insert_aux, pointer_set_insert,
7297 pointer_set_traverse, pointer_map_t, pointer_map_create,
7298 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
7300 * pointer-set.h (pointer_set_contains, pointer_set_insert,
7301 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
7302 pointer_map_traverse): Likewise.
7303 * predict.c (assert_is_empty): Likewise.
7304 * tree-affine.c (free_name_expansion): Likewise.
7305 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
7306 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
7307 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
7309 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
7311 * tree-vectorizer.c (new_loop_vec_info): Initialize new
7313 (destroy_loop_vec_info): Add call to VEC_free.
7314 * tree-vectorizer.h (may_alias_ddrs): Define.
7315 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
7316 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
7317 Change reporting to dump.
7318 (vect_is_duplicate_ddr): New.
7319 (vect_mark_for_runtime_alias_test): New.
7320 (vect_analyze_data_ref_dependences) Add call to
7321 vect_mark_for_runtime_alias_test.
7322 (vect_enhance_data_refs_alignment): Define local variable
7323 vect_versioning_for_alias_required, don't perform
7324 peeling for alignment if versioning for alias is
7326 (vect_enhance_data_refs_alignment): Use
7327 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
7328 PARAM_VECT_MAX_VERSION_CHECKS.
7329 * tree-vect-transform.c
7330 (vect_create_cond_for_alias_checks): New.
7331 (vect_transform_loop): Add call to
7332 vect_create_cond_for_alias_checks.
7333 (vect_vfa_segment_size): New.
7334 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
7336 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
7337 * gcc/doc/invoke.texi
7338 (vect-max-version-for-alignment-checks): Document.
7339 (vect-max-version-for-alias-checks): Document.
7340 (vect-max-version-checks): Remove.
7342 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
7344 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
7345 the same line as the instruction for all asm dialects.
7346 (*rep_movsi): Ditto.
7347 (*rep_movsi_rex64): Ditto.
7348 (*rep_movqi): Ditto.
7349 (*rep_movqi_rex64): Ditto.
7350 (*rep_stosdi_rex64): Ditto.
7351 (*rep_stossi): Ditto.
7352 (*rep_stossi_rex64): Ditto.
7353 (*rep_stosqi): Ditto.
7354 (*rep_stosqi_rex64): Ditto.
7355 (*cmpstrnqi_nz_1): Ditto.
7356 (*cmpstrnqi_nz_rex_1): Ditto.
7357 (*cmpstrnqi_1): Ditto.
7358 (*cmpstrnqi_rex_1): Ditto.
7359 (*strlenqi_1): Ditto.
7360 (*strlenqi_rex_1): Ditto.
7361 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
7362 prefix on the same line as the instruction for all asm dialects.
7363 (sync_double_compare_and_swap<mode>): Ditto.
7364 (*sync_double_compare_and_swapdi_pic): Ditto.
7365 (*sync_compare_and_swap_cc<mode>): Ditto.
7366 (sync_double_compare_and_swap_cc<mode>): Ditto.
7367 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
7368 (sync_old_add<mode>): Ditto.
7369 (sync_add<mode>): Ditto.
7370 (sync_sub<mode>): Ditto.
7371 (sync_ior<mode>): Ditto.
7372 (sync_and<mode>): Ditto.
7373 (sync_xor<mode>): Ditto.
7375 2007-08-16 Richard Sandiford <richard@codesourcery.com>
7378 * reload.c (find_reloads): Check that the memory returned by
7379 find_reloads_toplev was not the result of forcing a constant
7381 (find_reloads_toplev): Always use simplify_gen_subreg to get
7382 the subreg of a constant. If the result is also a constant,
7383 but not a legitimate one, force it into the constant pool
7384 and reload its address.
7386 2007-08-15 David Edelsohn <edelsohn@gnu.org>
7388 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
7391 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
7393 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
7394 directive for the current vector ABI.
7396 2007-08-15 Steve Ellcey <sje@cup.hp.com>
7399 * caller-save.c (reg_save_code): Set invalide status on restore code.
7401 2007-08-15 Diego Novillo <dnovillo@google.com>
7403 * tree-ssa-alias.c (compute_memory_partitions): Use
7404 alias_bitmap_obstack to allocate bitmaps.
7405 (reset_alias_info): Factor out of init_alias_info.
7406 Mark all name tags not associated to an SSA name for renaming.
7407 (init_alias_info): Call it.
7408 (create_name_tags): Tidy. Add comments.
7409 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
7411 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7413 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
7414 scheduler dependencies.
7416 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
7418 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
7420 (*iorsi_1_zext): Likewise.
7421 (*iorsi_1_zext_imm): Likewise.
7422 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
7423 with "rm"/"xm" constraint.
7424 (sse2_vmsqrtv2df2): Likewise.
7426 2007-08-15 Jakub Jelinek <jakub@redhat.com>
7429 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
7432 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
7434 * tree-pass.h (PROP_pta): Removed.
7435 (TODO_rebuild_alias): New.
7436 (pass_may_alias): Removed.
7437 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
7438 aliasing if we changed something.
7439 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
7441 (pass_may_alias): Removed.
7442 (create_structure_vars): Return TODO_rebuild_alias.
7443 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
7444 * tree-sra.c (tree_sra): Only rebuild aliasing if something
7446 (tree_sra_early): We never affect aliasing right now.
7447 * tree-flow.h (compute_may_aliases): New prototype.
7448 * passes.c: Remove pass_may_alias from the passes.
7449 (execute_function_todo): Support TODO_rebuild_alias.
7451 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
7453 * i386.c: (legitimize_address): Move dllimported variable check
7454 infront of legitimizing pic address of CONST symbols.
7456 2007-08-14 Steve Ellcey <sje@cup.hp.com>
7458 PR tree-optimization/32941
7459 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
7460 (goto_queue_cmp): Remove.
7461 (find_goto_replacement): Change search method.
7462 (maybe_record_in_goto_queue): Add assert.
7463 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
7464 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
7466 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7468 * alias.c (component_uses_parent_alias_set): Constify.
7469 * alias.h (component_uses_parent_alias_set): Likewise.
7470 * cfgrtl.c (print_rtl_with_bb): Likewise.
7471 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
7472 mpz_get_double_int): Likewise.
7473 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
7474 mpz_get_double_int): Likewise.
7475 * expr.c (is_aligning_offset, undefined_operand_subword_p,
7476 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
7478 * expr.h (safe_from_p): Likewise.
7479 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
7481 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
7482 zero_sized_type, goa_lhs_expr_p): Likewise.
7483 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
7484 * rtl.h (print_rtl_with_bb): Likewise.
7485 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
7486 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
7487 * tree-flow-inline.h (bb_stmt_list): Constify.
7488 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
7490 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
7491 const_first_stmt, const_last_stmt): New.
7492 (block_may_fallthru, empty_block_p): Constify.
7493 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
7494 EXPR_ONLY_BODY): New.
7495 (expr_first, expr_last, expr_only): Use macro for body.
7496 (const_expr_first, const_expr_last, const_expr_only): New.
7497 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
7498 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
7499 ctsi_prev, ctsi_stmt): New.
7500 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
7501 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
7502 * tree-ssa-loop-niter.c (loop_only_exit_p,
7503 derive_constant_upper_bound): Likewise.
7504 * tree-ssa-phiopt.c (empty_block_p): Likewise.
7505 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
7506 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
7507 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
7508 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
7509 * tree.c (get_type_static_bounds): Likewise.
7510 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
7511 (get_type_static_bounds): Constify.
7513 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
7516 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
7517 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
7518 (*<addsub><mode>3_cc_overflow): New.
7519 (*add<mode>3_cconly_overflow): New.
7520 (*sub<mode>3_cconly_overflow): New.
7521 (*<addsub>si3_zext_cc_overflow): New.
7522 * config/i386/predicates.md (fcmov_comparison_operator): Accept
7523 CCCmode for LTU, GTU, LEU and GEU.
7524 (ix86_comparison_operator): Likewise.
7525 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
7526 * config/i386/i386.c (put_condition_code): Support CCCmode.
7527 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
7528 or MINUS expressions.
7530 2007-08-14 Andrew Pinski <pinskia@gmail.com>
7533 * c-typeck.c (build_binary_op): Disallow vector float types with
7534 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
7536 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
7538 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
7539 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
7540 (dep_def): New typedef.
7541 (init_dep_1, sd_debug_dep): Declare functions.
7542 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
7543 (debug_dep_links): Remove.
7544 (struct _deps_list): New field 'n_links'.
7545 (DEPS_LIST_N_LINKS): New macro.
7546 (FOR_EACH_DEP_LINK): Remove.
7547 (create_deps_list, free_deps_list, delete_deps_list): Remove
7549 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
7550 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
7551 (copy_deps_list_change_con, move_dep_link): Ditto.
7552 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
7553 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
7555 (INSN_BACK_DEPS): Remove.
7556 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
7558 (INSN_DEP_COUNT): Remove.
7559 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
7560 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
7561 Declare global variables.
7562 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
7563 (add_forw_dep, compute_forward_dependences): Remove declarations.
7564 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
7565 (add_back_forw_dep, delete_back_forw_dep): Ditto.
7566 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
7568 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
7570 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
7571 (sd_list_types_def): New typedef.
7572 (sd_next_list): Declare function.
7573 (struct _sd_iterator): New type.
7574 (sd_iterator_def): New typedef.
7575 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
7577 (FOR_EACH_DEP): New cycle wrapper.
7578 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
7580 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
7581 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
7584 * sched-deps.c (init_dep_1): Make global.
7585 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
7587 (dump_dep): New static function.
7588 (dump_dep_flags): New static variable.
7589 (sd_debug_dep): New function.
7590 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
7592 (move_dep_link): Use remove_from_deps_list (), instead of
7594 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
7595 (dep_link_is_detached_p): New static function.
7596 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
7598 (dn_pool, dl_pool): New alloc_pools.
7599 (dn_pool_diff, dl_pool_diff): New static variables.
7600 (create_dep_node, delete_dep_node): New static function.
7601 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
7602 (deps_list_empty_p): Make it static. Use 'n_links' field.
7603 (deps_pools_are_empty_p): New static function.
7604 (alloc_deps_list, delete_deps_list): Remove.
7605 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
7606 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
7607 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
7608 (forward_dependency_cache): Remove.
7609 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
7610 'back' from the names. Change signature to use dep_t instead of
7612 (add_back_dep): Ditto. Make global.
7613 (check_dep_status): Rename to check_dep ().
7614 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
7616 (sd_finish_insn): Ditto.
7617 (sd_find_dep_between_no_cache): New static function.
7618 (sd_find_dep_between): New function.
7619 (ask_dependency_caches, set_dependency_caches): New static functions.
7620 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
7621 (add_or_update_dep_1): Separate pieces of functionality into
7622 ask_dependency_caches (), update_dependency_caches (),
7623 change_spec_dep_to_hard (), update_dep ().
7624 (get_back_and_forw_lists): New static function.
7625 (sd_add_dep): Separate setting of dependency caches into
7626 set_dependency_caches ().
7627 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
7629 (sd_delete_dep): Ditto.
7630 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
7631 (dump_lists): New static function.
7632 (sd_debug_lists): New debug function.
7633 (delete_all_dependences, fixup_sched_groups): Update to use
7634 sd_* infrastructure.
7635 (sched_analyze_2): Create data-speculative dependency only if
7636 data-speculation is enabled.
7637 (sched_analyze_insn): If insn cannot be speculative, make all its
7638 dependencies non-speculative.
7639 (sched_analyze): Use sd_init_insn ().
7640 (add_forw_dep, compute_forward_dependencies): Remove.
7641 (delete_dep_nodes_in_back_deps): New static function.
7642 (sched_free_deps): New function.
7643 (init_dependency_caches): Init alloc_pools.
7644 (extend_depedency_caches): Update after removing of
7645 forward_dependency_cache.
7646 (free_dependency_caches): Ditto. Free alloc_pools.
7647 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
7648 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
7650 (add_back_forw_dep, delete_back_forw_dep): Ditto.
7651 (add_dependence): Use init_dep ().
7652 (get_dep_weak_1): New static function.
7653 (get_dep_weak): Move logic to get_dep_weak_1 ().
7654 (dump_ds): New static function moved from haifa-sched.c:
7655 debug_spec_status ().
7656 (debug_ds): New debug function.
7657 (check_dep_status): Rename to check_dep (). Update to check whole
7660 * haifa-sched.c (spec_info): Make global.
7661 (added_recovery_block_p): Rename to
7662 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
7663 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
7664 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
7665 to use new interfaces.
7666 (ok_for_early_queue_removal): Ditto.
7667 (schedule_block): Initialize logical uids of insns emitted by the
7669 (sched_init): Initialize new variable.
7670 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
7672 (extend_global): Initialize insn data.
7673 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
7674 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
7676 (add_to_speculative_block): Update to use new interfaces.
7677 (create_recovery_block): Set new variables.
7678 (create_check_block_twin, fix_recovery_deps): Update to use new
7680 (sched_insn_is_legitimate_for_speculation_p): New function.
7681 (speculate_insn): Move checking logic to
7682 sched_insn_is_legitimate_for_speculation_p ().
7683 (sched_remove_insn): Finalize sched-deps information of instruction.
7684 (clear_priorities, add_jump_dependencies): Update to use new
7686 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
7688 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
7689 to use new interfaces.
7690 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
7691 (new_ready): Try to use control speculation only if it is available.
7692 (add_branch_dependences): Update to use new interfaces.
7693 (compute_block_backward_dependences): Rename to
7694 compute_block_dependences (). Call
7695 targetm.sched.dependencies_evaluation_hook ().
7696 (free_block_dependencies): New static function.
7697 (debug_dependencies): Update to use new interfaces.
7698 (schedule_region): Remove separate computation of forward dependencies.
7699 Move call of targetm.sched.dependencies_evaluation_hook () to
7700 compute_block_dependences (). Free dependencies at the end of
7701 scheduling the region.
7703 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
7705 (add_deps_for_risky_insns): Ditto.
7706 (schedule_ebb): Remove separate computation of forward dependencies.
7707 Free dependencies at the end of scheduling the ebb.
7709 * ddg.c (create_ddg_dependence): Update to use new interfaces.
7710 (build_intra_loop_deps): Ditto. Remove separate computation of
7711 forward dependencies. Free sched-deps dependencies.
7713 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
7714 to use new interfaces.
7715 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
7717 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
7719 (is_costly_group): Ditto.
7721 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7723 * alias.c (rtx_equal_for_memref_p): Constify.
7724 * basic-block.h (const_edge, const_basic_block): New.
7725 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
7726 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
7727 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
7728 probably_never_executed_bb_p, edge_probability_reliable_p,
7729 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
7730 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
7732 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
7733 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
7735 * cfganal.c (flow_active_insn_p, forwarder_block_p,
7736 flow_nodes_print, dfs_enumerate_from): Likewise.
7737 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
7738 control_flow_insn_p, count_basic_blocks): Likewise.
7739 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
7740 get_loop_body_with_size, loop_exit_edge_p): Likewise.
7741 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
7742 average_num_loop_insns, loop_exit_edge_p,
7743 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
7744 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
7745 average_num_loop_insns, seq_cost): Likewise.
7746 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
7747 * dominance.c (dominated_by_p): Likewise.
7748 * emit-rtl.c (validate_subreg): Likewise.
7749 * except.c (can_throw_internal, can_throw_external): Likewise.
7750 * except.h (can_throw_internal, can_throw_external): Likewise.
7751 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
7752 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
7753 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
7754 simple_mem, store_ops_ok, load_kills_store, find_loads,
7755 store_killed_in_insn, store_killed_after, store_killed_before,
7756 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
7758 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
7759 noce_mem_write_may_trap_or_fault_p): Likewise.
7760 * pointer-set.c (pointer_set_contains, pointer_map_contains):
7762 * pointer-set.h (pointer_set_contains, pointer_map_contains):
7764 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
7765 probably_cold_bb_p, probably_never_executed_bb_p,
7766 edge_probability_reliable_p, br_prob_note_reliable_p,
7767 can_predict_insn_p): Likewise.
7768 * regclass.c (reg_set_to_hard_reg_set): Likewise.
7769 * resource.c (return_insn_p): Likewise.
7770 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
7772 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
7773 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
7774 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
7775 verify_gimple_modify_stmt): Likewise.
7776 * tree-chrec.c (is_not_constant_evolution,
7777 is_multivariate_chrec_rec, is_multivariate_chrec,
7778 chrec_contains_symbols, chrec_contains_undetermined,
7779 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
7780 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
7781 eq_evolutions_p, scev_direction): Likewise.
7782 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
7783 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
7784 chrec_contains_symbols_defined_in_loop,
7785 chrec_contains_undetermined, tree_contains_chrecs,
7786 evolution_function_is_affine_multivariate_p,
7787 evolution_function_is_univariate_p, chrec_zerop,
7788 evolution_function_is_constant_p, evolution_function_is_affine_p,
7789 evolution_function_is_affine_or_constant_p,
7790 tree_does_not_contain_chrecs, chrec_type): Likewise.
7791 * tree-data-ref.c (tree_fold_divides_p,
7792 object_address_invariant_in_loop_p, dr_may_alias_p,
7793 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
7794 same_access_functions, constant_access_functions,
7795 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
7797 * tree-flow.h (scev_direction): Likewise.
7798 * tree-gimple.c (is_gimple_stmt): Likewise.
7799 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
7801 * tree-pretty-print.c (op_prio): Likewise.
7802 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
7803 analyzable_condition, backedge_phi_arg_p): Likewise.
7804 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
7805 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
7806 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
7809 2007-08-13 Dan Hipschman <dsh@google.com>
7812 * c-format.c (check_format_arg): Move check for zero-length
7813 format strings below the check for unterminated strings.
7815 2007-08-13 Andrew Pinski <pinskia@gmail.com>
7818 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
7821 2007-08-13 Nick Clifton <nickc@redhat.com>
7823 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
7825 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7828 * c-format.c (gcc_gfc_length_specs): New array.
7829 (gcc_gfc_char_table): Add unsigned specifier, and references to
7830 the l length modifier.
7831 (format_types_orig): Use the new gcc_gfc_length_specs.
7833 2007-08-12 Sa Liu <saliu@de.ibm.com>
7835 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
7836 and with REG_RETVAL note after split.
7838 2007-08-11 David Daney <ddaney@avtrex.com>
7840 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
7841 as ATTRIBUTE_UNUSED.
7843 2007-08-11 David Edelsohn <edelsohn@gnu.org>
7844 Segher Boessenkool <segher@kernel.crashing.org>
7846 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
7847 HAVE_LOCAL_CPU_DETECT not defined.
7849 2007-08-11 Jan Hubicka <jh@suse.cz>
7851 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
7852 (cgraph_process_new_functions): Honor previous value of
7853 disregard_inline_limits.
7854 * ipa-inline.c (compute_inline_parameters): Likewise.
7856 2007-08-11 Ian Lance Taylor <iant@google.com>
7858 * alias.h (alias_set_type): Define new type.
7859 (ALIAS_SET_MEMORY_BARRIER): Use it.
7860 * rtl.h: Include alias.h.
7861 (struct mem_attrs): Use alias_set_type.
7862 * tree.h: Include alias.h
7863 (struct tree_type): Use alias_set_type.
7864 (struct tree_struct_field_tag): Likewise.
7865 (struct tree_decl_common): Likewise.
7866 * alias.c (struct alias_set_entry): Use alias_set_type.
7867 (get_alias_set_entry, alias_set_subset_of): Likewise.
7868 (alias_sets_conflict_p): Likewise.
7869 (alias_sets_must_conflict_p): Likewise.
7870 (objects_must_conflict_p): Likewise.
7871 (get_alias_set, new_alias_set): Likewise.
7872 (record_alias_subset, record_component_aliases): Likewise.
7873 (varargs_set, frame_set): Change to alias_set_type.
7874 (get_varargs_alias_set): Use alias_set_type.
7875 (get_frame_alias_set): Likewise.
7876 * builtins.c (setjmp_alias_set): Change to alias_set_type.
7877 * dse.c (struct store_info): Use alias_set_type.
7878 (struct read_info, struct clear_alias_mode_holder): Likewise.
7879 (clear_alias_set_lookup, canon_address): Likewise.
7880 (record_store, check_mem_read_rtx): Likewise.
7881 (dse_record_singleton_alias_set): Likewise.
7882 (dse_invalidate_singleton_alias_set): Likewise.
7883 * emit-rtl.c (get_mem_attrs): Likewise.
7884 (set_mem_attributes_minus_bitpos): Likewise.
7885 (set_mem_alias_set): Likewise.
7886 * expr.c (store_constructor_field, store_field): Likewise.
7887 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
7888 * langhooks.c (lhd_get_alias_set): Likewise.
7889 * langhooks-def.h (lhd_get_alias_set): Likewise.
7890 * reload1.c (alter_reg): Likewise.
7891 * tree-flow.h (struct fieldoff): Likewise.
7892 * tree-ssa-alias.c (struct alias_map_d): Likewise.
7893 (may_alias_p, get_smt_for, create_sft): Likewise.
7894 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
7895 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
7896 (merge_smts_into): Likewise.
7897 * varasm.c (const_alias_set): Likewise.
7898 * c-common.c (strict_aliasing_warning): Likewise.
7899 (c_common_get_alias_set): Likewise.
7900 * dse.h (dse_record_singleton_alias_set): Update declaration.
7901 (dse_invalidate_singleton_alias_set): Likewise.
7902 * emit-rtl.h (set_mem_alias_set): Likewise.
7903 * c-common.h (c_common_get_alias_set): Likewise.
7904 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
7905 * print-tree.c (print_node): Likewise.
7906 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
7908 (alpha_setup_incoming_varargs): Use alias_set_type.
7909 * config/i386/i386.c (setup_incoming_varargs_64): Use
7911 (setup_incoming_varargs_ms_64): Likewise.
7912 (ix86_GOT_alias_set): Likewise.
7913 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
7914 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
7915 (set): Change to alias_set_type.
7916 (get_TOC_alias_set): Use alias_set_type.
7917 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
7919 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
7920 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
7922 (struct_value_alias_set): Likewise.
7923 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
7925 2007-08-11 Richard Sandiford <richard@codesourcery.com>
7927 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
7928 * config/vxworks.h (TARGET_VXWORKS): Override.
7929 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
7930 "mips" if TARGET_VXWORKS.
7932 2007-08-11 Richard Sandiford <richard@codesourcery.com>
7934 * calls.c (avoid_likely_spilled_reg): New function.
7935 (expand_call): Use it.
7937 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7939 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
7941 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
7943 * config/mips/predicates.md (const_call_insn_operand): Invoke
7944 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
7946 2007-08-10 David Edelsohn <edelsohn@gnu.org>
7949 * config/rs6000/driver-rs6000.c: Include link.h.
7950 Use ElfW instead of wordsize-specif typedef.
7952 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7954 * system.h (CONST_CAST): New.
7955 * c-decl.c (c_make_fname_decl): Use it.
7956 * c-lex.c (cb_ident, lex_string): Likewise.
7957 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
7958 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
7959 give_switch, set_multilib_dir): Likewise.
7960 * gengtype-parse.c (string_seq, typedef_name): Likewise.
7961 * passes.c (execute_one_pass): Likewise.
7962 * prefix.c (update_path): Likewise.
7963 * pretty-print.c (pp_base_destroy_prefix): Likewise.
7964 * tree.c (build_string): Likewise.
7966 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
7968 * tree-flow-inline.h (is_exec_stmt): Remove.
7969 (is_label_stmt): Remove.
7970 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
7973 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
7975 * lower-subreg.c (resolve_shift_zext): Don't adjust
7976 src_reg_num for wordmode operands.
7978 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
7979 David Ung <davidu@mips.com>
7981 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
7982 (TARGET_SCHED_REORDER2): Define.
7983 (mips_maybe_swap_ready): New.
7984 (mips_last_74k_agen_insn): New.
7985 (mips_74k_agen_init): New.
7986 (mips_74k_agen_reorder): New function to group loads and stores
7988 (mips_sched_init): New.
7989 (mips_sched_reorder): Don't do initialization here. Call
7990 mips_74k_agen_reorder.
7991 (mips_variable_issue): Call mips_74k_agen_init.
7993 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
7995 * tree-flow-inline.h (get_filename): Remove.
7997 2007-08-10 Richard Sandiford <richard@codesourcery.com>
7999 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
8001 (mips_fetch_insns): Delete in favor of...
8002 (mips_load_store_insns): ...this new function.
8003 * config/mips/mips.c (mips_address_insns): Add a boolean argument
8004 to say whether multiword moves _might_ be split.
8005 (mips_fetch_insns): Delete in favor of...
8006 (mips_load_store_insns): ...this new function.
8007 (mips_rtx_costs): Update the call to mips_address_insns.
8008 (mips_address_cost): Likewise.
8009 * config/mips/mips.md (length): Use mips_load_store_insns instead
8010 of mips_fetch_insns.
8011 * config/mips/constraints.md (R): Use mips_address_insns rather
8012 than mips_fetch_insns. Assume that the move never needs to be split.
8014 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
8016 * config/mips/mips.opt (mhard-float, msoft-float): Make these
8017 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
8018 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
8019 * config/mips/mips.h (mips16_hard_float): Delete.
8020 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
8021 definitions, and replace with....
8022 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
8023 * config/mips/mips.c (mips16_hard_float): Delete. Replace
8024 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
8025 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
8026 (override_options): Replace MASK_SOFT_FLOAT references with
8027 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
8028 and mips16_hard_float when TARGET_MIPS16.
8030 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8033 * c-typeck.c (build_binary_op): Check for non pointer types before
8034 calling int_fits_type_p.
8036 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8039 * fold-const.c (omit_one_operand): Return only the ommitted expression
8040 if the result is an empty statement.
8041 (pedantic_omit_one_operand): Likewise.
8043 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
8045 * c-typeck.c (readonly_error): Improve error for assignment.
8047 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
8049 (pp_c_expression): Ditto.
8051 2007-08-09 Simon Baldwin <simonb@google.com>
8053 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
8054 break that was preventing simplify_associative_operation() for xor.
8056 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
8057 Nigel Stephens <nigel@mips.com>
8059 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
8060 Document change in interpretation of value from boolean to
8062 * optabs.c (expand_ffs, expand_ctz): New functions to compute
8063 ffs and ctz using clz.
8064 (expand_unop): Call them.
8065 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
8067 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
8068 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
8069 enable the new ffs expansion on this target.
8071 2007-08-09 Jan Hubicka <jh@suse.cz>
8073 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
8074 (expand_ternary_op): Likewise.
8075 (expand_vec_shift_expr): Likewise.
8076 (expand_binop_directly): Likewise.
8077 (expand_binop): Likewise.
8078 (sign_expand_binop): Likewise.
8079 (expand_twoval_unop): Likewise.
8080 (expand_twoval_binop): Likewise.
8081 (expand_twoval_binop_libfunc): Likewise.
8082 (widen_clz): Likewise.
8083 (widen_bswap): Likewise.
8084 (expand_parity): Likewise.
8085 (expand_unop): Likewise.
8086 (expand_abs_nojump): Likewise.
8087 (expand_copysign): Likewise.
8088 (emit_no_conflict_block): Likewise.
8089 (emit_libcall_block): Likewise.
8090 (can_compare_p): Likewise.
8091 (prepare_cmp_insn): Likewise.
8092 (emit_cmp_and_jump_insn_1): Likewise.
8093 (prepare_float_lib_cmp): Likewise.
8094 (emit_conditional_add): Likewise.
8095 (gen_add2_insn): Likewise.
8096 (have_add2_insn): Likewise.
8097 (gen_sub2_insn): Likewise.
8098 (have_sub2_insn): Likewise.
8099 (can_extend_p): Likewise.
8100 (can_fix_p): Likewise.
8101 (can_float_p): Likewise.
8102 (expand_float): Likewise.
8103 (expand_fix): Likewise.
8104 (expand_sfix_optab): Likewise.
8105 (new_optab): Likewise.
8106 (new_convert_optab): Likewise.
8107 (init_libfuncs): Likewise.
8108 (init_interclass_conv_libfuncs): Likewise.
8109 (init_intraclass_conv_libfuncs): Likewise.
8110 (set_conv_libfunc): Likewise.
8111 (init_optabs): Likewise.
8112 (debug_optab_libfuncs): Likewise.
8113 (gen_cond_trap): Likewise.
8114 * optabs.h (optab_handler, convert_optab_hanlder): New.
8115 * genopinit.c: Update optabs generation table.
8116 * reload.c (find_reloads_address_1): Use optabs accestors.
8117 * builtins.c (expand_builtin_mathfn): Likewise.
8118 (expand_builtin_mathfn_2): Likewise.
8119 (expand_builtin_mathfn_3): Likewise.
8120 (expand_builtin_interclass_mathfn): Likewise.
8121 (expand_builtin_sincos): Likewise.
8122 (expand_builtin_cexpi): Likewise.
8123 (expand_builtin_powi): Likewise.
8124 (expand_builtin_strlen): Likewise.
8125 * dojump.c (do_jump): Likewise.
8126 * expr.c (convert_move): Likewise.
8127 (move_by_pieces): Likewise.
8128 (move_by_pieces_ninsns): Likewise.
8129 (can_store_by_pieces): Likewise.
8130 (store_by_pieces_1): Likewise.
8131 (emit_move_via_integer): Likewise.
8132 (emit_move_complex): Likewise.
8133 (emit_move_ccmode): Likewise.
8134 (emit_move_insn_1): Likewise.
8135 (emit_single_push_insn): Likewise.
8136 (store_constructor): Likewise.
8137 (expand_expr_real_1): Likewise.
8138 (do_store_flag): Likewise.
8139 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
8140 (enumerate_modes): Likewise.
8141 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
8142 (supportable_widening_operation): Likewise.
8143 (supportable_narrowing_operation): Likewise.
8144 * expmed.c (store_bit_field_1): Likewise.
8145 (extract_bit_field_1): Likewise.
8146 (expand_mult_highpart_optab): Likewise.
8147 (expand_smod_pow2): Likewise.
8148 (expand_divmod): Likewise.
8149 (emit_store_flag): Likewise.
8150 * tree-vect-patterns.c
8151 (vect_pattern_recog_1): Likewise.
8152 * tree-ssa-loop-prefetch.c
8153 (nontemporal_store_p): Likewise.
8154 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
8155 (vect_create_epilog_for_reduction): Likewise.
8156 (vectorizable_reduction): Likewise.
8157 (vectorizable_operation): Likewise.
8158 (vect_strided_store_supported): Likewise.
8159 (vectorizable_store): Likewise.
8160 (vect_strided_load_supported): Likewise.
8161 (vectorizable_load): Likewise.
8162 * combine.c (simplify_comparison): Likewise.
8163 * tree-vect-generic.c
8164 (type_for_widest_vector_mode): Likewise.
8165 (expand_vector_operations_1): Likewise.
8166 * config/spu/spu.c (spu_expand_mov): Likewise.
8167 (spu_emit_vector_compare): Likewise.
8168 * config/rs6000/rs6000.c
8169 (rs6000_emit_vector_compare): Likewise.
8170 * stmt.c (add_case_node): Likewise.
8171 * reload1.c (gen_reload):
8173 2007-08-09 Michael Matz <matz@suse.de>
8175 * tree.h (fixed_zerop): Declare as taking a const_tree.
8176 * tree.c (fixed_zerop): Take a const_tree.
8178 2007-08-09 Ira Rosen <irar@il.ibm.com>
8180 * tree-vect-transform.c (vectorizable_store): Remove call to
8181 copy_virtual_operands() and call mark_symbols_for_renaming() for
8182 the created vector store.
8183 (vect_setup_realignment): Don't call copy_virtual_operands() and
8184 update_vuses_to_preheader().
8185 (vectorizable_load): Don't call copy_virtual_operands().
8186 (update_vuses_to_preheader): Remove.
8188 2007-08-08 Chao-ying Fu <fu@mips.com>
8190 * tree.def (FIXED_POINT_TYPE): New type.
8191 (FIXED_CST): New constant.
8192 (FIXED_CONVERT_EXPR): New expr.
8193 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
8194 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
8195 * tree.h (struct tree_base): Add saturating_flag.
8196 Remove one bit of spare for saturating_flag.
8197 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
8198 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
8199 FIXED_POINT_TYPE_P): Define.
8200 (TYPE_SATURATING): Define.
8201 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
8202 (struct tree_fixed_cst): New.
8203 (TYPE_IBIT, TYPE_FBIT): Define.
8204 (tree_node): Add fixed_cst.
8205 (enum tree_index): Add new enumeration values of
8206 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
8207 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
8208 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
8209 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
8210 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
8211 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
8212 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
8213 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
8214 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
8215 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
8216 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
8217 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
8218 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
8219 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
8220 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
8221 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
8222 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
8223 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
8224 (sat_short_fract_type_node, sat_fract_type_node,
8225 sat_long_fract_type_node, sat_long_long_fract_type_node,
8226 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
8227 sat_unsigned_long_fract_type_node,
8228 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
8229 fract_type_node, long_fract_type_node, long_long_fract_type_node,
8230 unsigned_short_fract_type_node, unsigned_fract_type_node,
8231 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
8232 sat_short_accum_type_node, sat_accum_type_node,
8233 sat_long_accum_type_node, sat_long_long_accum_type_node,
8234 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
8235 sat_unsigned_long_accum_type_node,
8236 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
8237 accum_type_node, long_accum_type_node, long_long_accum_type_node,
8238 unsigned_short_accum_type_node, unsigned_accum_type_node,
8239 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
8240 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
8241 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
8242 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
8243 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
8244 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
8245 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
8246 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
8247 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
8248 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
8249 sat_uda_type_node, sat_uta_type_node): New macro.
8250 (make_fract_type, make_accum_type): Declare.
8251 (make_signed_fract_type, make_unsigned_fract_type,
8252 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
8253 make_signed_accum_type, make_unsigned_accum_type,
8254 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
8255 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
8256 make_or_reuse_sat_signed_fract_type,
8257 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
8258 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
8259 make_or_reuse_sat_unsigned_accum_type): New macro.
8260 (fixed_zerop): Declare.
8261 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
8262 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
8263 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
8264 LONG_LONG_ACCUM_TYPE_SIZE): Define.
8265 * treestruct.def: Add TS_FIXED_CST.
8266 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
8268 (tree-dump.o): Likewise.
8269 (print-tree.o): Likewise.
8270 (tree-pretty-print.o): Likewise.
8271 (fold-const.o): Likewise.
8272 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
8273 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
8274 (is_gimple_min_invariant): Handle FIXED_CST.
8275 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
8276 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
8277 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8278 (layout_type): Handle FIXED_POINT_TYPE.
8279 (make_fract_type, make_accum_type): New functions.
8280 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
8281 * tree-dump.c (fixed-value.h): New include.
8282 (dump_fixed): New function.
8283 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
8284 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
8285 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
8286 * tree-pretty-print.c (fixed-value.h): New include.
8287 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
8289 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
8290 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
8291 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
8292 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
8293 for non-saturating fixed-point types.
8294 (reassociate_bb): Likewise.
8295 * emit-rtl.c (fixed-value.h): New include.
8296 (fconst0, fconst1): New array.
8297 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
8298 * tree-vect-generic.c expand_vector_operation): Support
8299 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
8301 (type_for_widest_vector_mode): Add one parameter for the
8303 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
8305 Pass the satp parameter to type_for_mode for fixed-point types.
8306 (expand_vector_operations_1): Pass the saturating flag to
8307 type_for_widest_vector_mode.
8308 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8309 and MODE_VECTOR_UACCUM.
8310 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
8311 (vectorizable_condition): Likewise.
8312 * tree.c (fixed-value.h): New include.
8313 (tree_code_size): Support FIXED_CST.
8314 (build_fixed): New function.
8315 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
8316 (fixed_zerop): New function.
8317 (tree_node_structure): Support FIXED_CST.
8318 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
8319 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
8320 (type_hash_eq): Handle FIXED_POINT_TYPE.
8321 (simple_cst_equal): Support FIXED_CST.
8322 (iterative_hash_expr): Handle FIXED_CST.
8323 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
8324 (get_narrower): Likewise.
8325 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
8326 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
8327 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
8328 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
8330 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
8331 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8332 (initializer_zerop): Support FIXED_CST.
8333 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
8334 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
8335 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
8336 (is_base_type): Handle FIXED_POINT_TYPE.
8337 (add_type_attribute): Handle FIXED_POINT_TYPE.
8338 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
8339 * print-tree.c (fixed-value.h): New include.
8340 (print_node_brief): Support FIXED_CST.
8341 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
8342 * c-pretty-print.c (fixed-value.h): New include.
8343 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
8344 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
8345 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
8346 Support fixed-point types for inner items in VECTOR_TYPE.
8347 (pp_c_direct_declarator): Likewise.
8348 (pp_c_declarator): Likewise.
8349 (pp_c_fixed_constant): New function.
8350 (pp_c_constant): Handle FIXED_CST.
8351 (pp_c_primary_expression): Likewise.
8352 (pp_c_expression): Likewise.
8353 * fold-const.c (fixed-value.h): New include.
8354 (negate_expr_p): Return true for FIXED_CST.
8355 (fold_negate_expr): Support FIXED_CST.
8356 (split_tree): Support FIXED_CST.
8357 (const_binop): Support FIXED_CST.
8358 (fold_convert_const_int_from_fixed): New function to convert from
8360 (fold_convert_const_real_from_fixed): New function to convert from
8362 (fold_convert_const_fixed_from_fixed): New function to convert from
8363 fixed to another fixed.
8364 (fold_convert_const_fixed_from_int): New function to convert from
8366 (fold_convert_const_fixed_from_real): New function to convert from
8368 (fold_convert_const): Support conversions from fixed to int, from
8369 fixed to real, from fixed to fixed, from int to fixed, and from real
8371 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
8372 (operand_equal_p): Support FIXED_CST.
8373 (make_range): For fixed-point modes, we need to pass the
8374 saturating flag as the 2nd parameter.
8375 (tree_swap_operands_p): Handle FIXED_CST.
8376 (fold_plusminus_mult_expr): For fract modes, we cannot generate
8378 (fold_unary): Support FIXED_CONVERT_EXPR.
8379 (fold_binary): Handle FIXED_CST.
8380 Make sure the type is not saturating, before associating operations.
8381 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
8382 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
8383 (fold_negate_const): Support FIXED_CST.
8384 (fold_relational_const): Support FIXED_CST.
8385 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
8386 (gimplify_expr): Handle FIXED_CST.
8387 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
8388 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
8389 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
8390 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
8391 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
8392 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
8393 LONG_LONG_ACCUM_TYPE_SIZE.
8394 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
8395 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
8396 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
8397 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
8398 MODE_ACCUM, and MODE_UACCUM.
8399 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
8400 fixed-point types to disable reduction.
8401 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
8403 2007-08-08 David Edelsohn <edelsohn@gnu.org>
8405 * config/rs6000/x-rs6000: New file.
8406 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
8407 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
8408 (EXTRA_SPEC_FUNCTIONS): Define.
8409 (HAVE_LOCAL_CPU_DETECT): Define.
8410 (CC1_CPU_SPEC): Define.
8411 * config/rs6000/driver-rs6000.c: New file.
8412 * config/rs6000/aix.h (CC1_SPEC): Define.
8413 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
8414 * config.host: Add x-rs6000 to host_xmake_file if host and target
8415 are rs6000 or powerpc.
8417 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
8419 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
8421 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8422 Sandra Loosemore <sandra@codesourcery.com>
8423 Chao-ying Fu <fu@mips.com>
8424 Nigel Stephens <nigel@mips.com>
8425 David Ung <davidu@mips.com>
8427 * doc/invoke.texi (-mcode-readable): Document.
8428 * config/mips/mips.opt (mcode-readable): New option.
8429 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
8430 * config/mips/mips.h (mips_code_readable_setting): New enum.
8431 (mips_code_readable): Declare.
8432 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
8433 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
8434 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
8435 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
8436 boiler-plate comments.
8437 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
8438 * config/mips/mips.c (mips_code_readable): New variable.
8439 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
8440 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
8441 context and -mcode-readable setting to restrict the use of
8442 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
8443 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
8444 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
8445 (mips_blocks_for_constant_p): Only return false for
8446 TARGET_MIPS16_PCREL_LOADS.
8447 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
8448 for MIPS16. Handle SYMBOL_32_HIGH.
8449 (mips_const_insns): Allow HIGHs for MIPS16 too.
8450 (mips_unspec_address_offset): New function, split out from...
8451 (mips_unspec_address): ...here.
8452 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
8453 16-bit symbolic constants. Assert approropiate conditions for
8454 using the "la" and "dla" macros.
8455 (mips_handle_option): Handle -mcode-readable=.
8456 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
8457 Set up mips_lo_relocs[SYMBOL_32_HIGH].
8458 (mips_strip_unspec_address): New function, split out from...
8459 (print_operand_reloc): ...here.
8460 (print_operand): Pass constants through mips_strip_unspec_address.
8461 (print_operand_address): Likewise.
8462 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
8463 (mips_select_rtx_section): Remove MIPS16 handling.
8464 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
8465 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
8466 (mips16_lay_out_constants): Do nothing unless
8467 TARGET_MIPS16_PCREL_LOADS.
8468 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
8469 * config/mips/mips.md: Split HIGHs for MIPS16.
8470 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
8472 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8474 * config/mips/mips-protos.h (mips_emit_move): Declare.
8475 * config/mips/mips.c (mips_emit_move): New function.
8476 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
8477 (mips_legitimize_const_move): Likewise.
8478 (mips_legitimize_move): Likewise.
8479 (mips_split_64bit_move): Likewise.
8480 (mips_restore_gp): Likewise.
8481 (mips_load_call_address): Likewise.
8482 (mips_emit_fcc_reload): Likewise.
8483 (mips_set_return_address): Likewise.
8484 (mips_block_move_straight): Likewise.
8485 (mips_block_move_loop): Likewise.
8486 (mips_setup_incoming_varargs): Likewise.
8487 (mips_save_reg): Likewise.
8488 (mips_expand_prologue): Likewise.
8489 (mips_restore_reg): Likewise.
8490 (mips_expand_epilogue): Likewise.
8491 (mips_output_mi_thunk): Likewise.
8492 (build_mips16_call_stub): Likewise.
8493 (mips_builtin_branch_and_move): Likewise.
8494 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
8495 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
8496 (fixuns_truncdfdi2): Likewise.
8497 (fixuns_truncsfsi2): Likewise.
8498 (fixuns_truncsfdi2): Likewise.
8499 (loadgp_absolute): Likewise.
8500 (builtin_setjmp_setup): Likewise.
8501 (builtin_longjmp): Likewise.
8502 (untyped_call): Likewise.
8504 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8506 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
8507 an "rtx *" argument. Return a bool.
8508 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
8509 values and return true if they can be split. Take the same kind of
8510 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
8511 and store the lo_sum there if nonnull. Use the symbol type to
8512 determine whether a $gp or HIGH is needed.
8513 (mips_legitimize_address): Update call to mips_split_symbol and
8514 simplify accordingly.
8515 (mips_legitimize_const_move): Likewise.
8516 * config/mips/mips.md: In the combine define_split,
8517 check mips_split_symbol instead of splittable_symbolic_operand.
8518 Update use of mips_split_symbol in the generator code.
8519 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
8521 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8523 * config/mips/mips.c (mips_symbolic_address_p): Delete.
8524 (mips_symbol_insns_1): New function, split out from...
8525 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
8526 and stores separately from load addresses.
8527 (mips_classify_address): Replace uses of mips_symbolic_address_p
8528 with uses of mips_symbol_insns.
8529 (mips_address_insns): Update calls to mips_symbol_insns.
8530 (mips_const_insns): Likewise.
8531 (mips_legitimize_address): Likewise.
8533 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8535 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
8536 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
8537 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
8538 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
8539 non-call contexts if TARGET_MIPS16.
8540 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
8541 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
8542 code for SYMBOL_ABSOLUTE.
8543 (mips_symbol_insns): Likewise.
8545 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8547 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
8548 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
8549 (mips_symbolic_constant_p): Likewise. Update the call to
8550 mips_classify_symbol.
8551 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
8552 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
8553 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
8554 (print_operand_reloc): Add a context argument. Update the call to
8555 mips_symbolic_constant_p.
8556 (print_operand): Update the calls to print_operand_reloc.
8557 (print_operand_address): Use print_operand_reloc rather than
8559 (mips_rewrite_small_data_p): Add a context argument. Update the call
8560 to mips_symbolic_constant_p.
8561 (mips_small_data_pattern_1): Make DATA the containing mem.
8562 Update the call to mips_rewrite_small_data_p.
8563 (mips_rewrite_small_data_1): Likewise.
8564 (mips_use_anchors_for_symbol_p): Update the call to
8565 mips_symbolic_constant_p.
8566 * config/mips/predicates.md (const_call_insn_operand): Likewise.
8567 (splittable_symbolic_operand): Likewise.
8568 (move_operand): Likewise.
8569 (absolute_symbolic_operand): Likewise.
8570 (got_disp_operand): Likewise.
8571 (got_page_ofst_operand): Likewise.
8573 2007-08-08 Richard Sandiford <richard@codesourcery.com>
8575 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
8576 (SYMBOL_ABSOLUTE): ...this.
8577 (SYMBOL_SMALL_DATA): Rename to...
8578 (SYMBOL_GP_RELATIVE): ...this.
8579 (SYMBOL_CONSTANT_POOL): Rename to...
8580 (SYMBOL_PC_RELATIVE): ...this.
8581 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
8582 (mips_symbolic_address_p, mips_symbol_insns, override_options)
8583 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
8584 after above changes.
8585 * config/mips/predicates.md (const_call_insn_operand): Likewise.
8586 (general_symbolic_operand): Rename to...
8587 (absolute_symbolic_operand): ...this.
8588 * config/mips/mips.md: Update after above changes.
8590 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
8591 Revital Eres <eres@il.ibm.com>
8593 * ddg.c (print_ddg): Add dump information.
8594 * modulo-sched.c (print_node_sched_params): Add parameter and
8596 (calculate_maxii): Remove function.
8597 (undo_generate_reg_moves): Likewise.
8598 (undo_permute_partial_schedule): Likewise.
8599 (kernel_number_of_cycles): Likewise.
8600 (MAXII_FACTOR): New definition to calculate the upper bound of II.
8601 (sms_schedule): Use it. Remove profitability checks.
8602 (sms_schedule_by_order): Fix order of nodes within the cycle.
8604 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
8606 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
8607 -profile option, add pie support.
8608 (ENDFILE_SPEC): New spec.
8609 * config/gnu.h (LIB_SPEC): Add -profile option.
8611 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
8613 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
8614 * config/gnu.h (LIB_SPEC): Likewise.
8616 2007-08-07 Yaz Saito <saito@google.com>
8617 Ian Lance Taylor <iant@google.com>
8619 * common.opt (finstrument-functions-exclude-function-list): New
8621 (finstrument-functions-exclude-file-list): New option.
8622 * opts.c (char_p): Define and DEF_VEC.
8623 (flag_instrument_functions_exclude_functions): New static
8625 (flag_instrument_functions_exclude_files): New static variable.
8626 (add_instrument_functions_exclude_list): New static function.
8627 (flag_instrument_functions_exclude_p): New function.
8628 (common_handle_option): Handle new options.
8629 * flags.h (flag_instrument_functions_exclude_p): Declare.
8630 * gimplify.c (gimplify_function_tree): Call
8631 flag_instrument_functions_exclude_p.
8632 * doc/invoke.texi (Option Summary): Mention new options.
8633 (Code Gen Options): Document new options.
8635 2007-08-07 Ian Lance Taylor <iant@google.com>
8637 PR rtl-optimization/32776
8638 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
8639 (resolve_use): Likewise.
8640 (decompose_multiword_subregs): Remove "changed" local variable.
8642 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
8644 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
8645 * configure: Regenerate.
8646 * config.in: Regenerate.
8647 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
8650 2007-08-07 Ian Lance Taylor <iant@google.com>
8652 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
8653 note, just delete the insn.
8655 2007-08-07 Andreas Schwab <schwab@suse.de>
8658 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
8661 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
8663 * lower-subreg.c (resolve_subreg_use): Remove assertion.
8664 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
8665 (decompose_multiword_subregs): Use the functions above to decompose
8666 multiword shifts and zero-extends.
8668 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
8670 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
8671 "assemble" descriptions which were swapped.
8673 2007-08-06 Chao-ying Fu <fu@mips.com>
8675 * fixed-value.h: New file.
8676 * fixed-value.c: New file.
8677 * Makefile.in (OBJS-common): Add fixed-value.o.
8678 (fixed-value.o): New rule.
8679 (GTFILES): Add fixed-value.h.
8680 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
8681 to compare a.low and b.low.
8682 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
8684 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
8685 Daniel Jacobowitz <dan@codesourcery.com>
8688 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
8690 (x86_64-*-netbsd*): Likewise.
8691 (x86_64-*-linux*): Likewise.
8692 (x86_64-*-kfreebsd*-gnu): Likewise.
8693 (x86_64-*-knetbsd*-gnu): Likewise.
8694 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
8696 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
8698 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
8699 Add -fno-asynchronous-unwind-tables.
8701 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
8702 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
8703 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
8704 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
8705 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
8707 2007-08-06 Steve Ellcey <sje@cup.hp.com>
8709 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
8710 (TARGET_C_MODE_FOR_SUFFIX): New.
8712 2007-08-06 Steve Ellcey <sje@cup.hp.com>
8714 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
8716 2007-08-06 Steve Ellcey <sje@cup.hp.com>
8718 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
8720 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
8722 * config/i386/i386.md: Check TARGET_ macros and optimize_size
8723 before checking function returns in conditional expressions.
8725 2007-08-06 Alfred Minarik <a.minarik@aon.at>
8728 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
8730 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8733 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
8734 for INTEGRAL_TYPE_P.
8736 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
8738 * configure.ac: Remove --enable-checking=df from default settings.
8739 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
8740 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
8741 if the parameter is true.
8742 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
8743 DF_VERIFY_SCHEDULED flag is true.
8744 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
8745 (df_finish_pass): Adjust prototype.
8746 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
8749 * see.c (pass_see): Add TODO_df_verify.
8750 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
8751 * global.c (rest_of_handle_global_alloc): Schedule verification
8753 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
8755 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
8756 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
8757 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
8759 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
8760 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
8761 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
8763 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
8764 Revital Eres <eres@il.ibm.com>
8766 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
8768 * ddg.c (create_ddg_dependence): Rename to...
8769 (create_ddg_dep_from_intra_loop_link): This. Do not check
8770 for interloop edges. Do not create anti dependence edge when
8771 a true dependence edge exists in the opposite direction and
8772 -fmodulo-sched-allow-regmoves is set.
8773 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
8774 (add_cross_iteration_register_deps): Create anti dependence edge
8775 when -fno-modulo-sched-allow-regmoves is set.
8776 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
8778 2007-08-04 Richard Sandiford <richard@codesourcery.com>
8780 * config/arm/arm.md (movsi): Add braces.
8782 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
8785 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
8786 operands for the folding of "A - (A & B)" into "~B & A"; cast them
8789 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
8791 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
8792 state accessor functions.
8793 * cfgloopmanip.c (remove_path, create_preheaders,
8794 force_single_succ_latches, fix_loop_structure): Ditto.
8795 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
8796 tree_duplicate_loop_to_header_edge): Ditto.
8797 * cfgloopanal.c (mark_irreducible_loops): Ditto.
8798 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
8800 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
8801 cleanup_tree_cfg): Ditto.
8802 * tree-cfg.c (tree_merge_blocks): Ditto.
8803 * cfgloop.c (rescan_loop_exit, record_loop_exits,
8804 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
8805 loop_preheader_edge, single_exit): Ditto.
8806 (flow_loops_find): Do not clear loops->state.
8807 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
8808 loops_state_clear): New functions.
8810 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8813 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
8814 when adding to the base and convert ELT to sizetype instead of type.
8816 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8819 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
8820 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
8822 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8825 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
8826 correct type the negate expression.
8828 2007-08-03 Jan Hubicka <jh@suse.cz>
8830 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
8833 2007-08-03 David Edelsohn <edelsohn@gnu.org>
8835 * config/rs6000/rs6000.c (struct processor_cost): Change
8836 l1_cache_lines to l1_cache_size. Add l2_cache_size.
8837 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
8839 (rios1_costs, rios2_cost): Correct cache line size.
8840 (rs6000_override_options): Set l2-cache-size parameter.
8842 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8843 Diego Novillo <dnovillo@google.com>
8846 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
8847 if the range includes 0.
8849 2007-08-03 Ben Elliston <bje@au.ibm.com>
8851 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
8852 mode to unspec expressions to silence a warning from the generator
8855 2007-08-02 Steve Ellcey <sje@cup.hp.com>
8857 * config/ia64/constraints.md ("U"): Make constraint vector only.
8859 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
8862 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
8863 always_inline attribute on the function decl.
8865 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
8868 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
8869 if we are compiling with -fPIC.
8871 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
8872 Nigel Stephens <nigel@mips.com>
8874 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
8875 Define for MIPS32 and MIPS64.
8877 2007-08-02 Nick Clifton <nickc@redhat.com>
8879 * config/host-hpux.c: Change copyright header to refer to version
8880 3 of the GNU General Public License and to point readers at the
8881 COPYING3 file and the FSF's license web page.
8882 * config/alpha/predicates.md, config/alpha/vms-ld.c,
8883 config/alpha/linux.h, config/alpha/alpha.opt,
8884 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
8885 config/alpha/vms-unwind.h, config/alpha/ev4.md,
8886 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
8887 config/alpha/alpha.h, config/alpha/sync.md,
8888 config/alpha/openbsd.h, config/alpha/alpha.md,
8889 config/alpha/alpha-modes.def, config/alpha/ev5.md,
8890 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
8891 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
8892 config/alpha/constraints.md, config/alpha/osf.h,
8893 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
8894 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
8895 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
8896 config/frv/frv-asm.h, config/frv/frv-protos.h,
8897 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
8898 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
8899 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
8900 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
8901 config/s390/s390.opt, config/s390/s390-modes.def,
8902 config/s390/fixdfdi.h, config/s390/constraints.md,
8903 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
8904 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
8905 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
8906 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
8907 config/m32c/prologue.md, config/m32c/m32c.abi,
8908 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
8909 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
8910 config/m32c/t-m32c, config/m32c/m32c-modes.def,
8911 config/m32c/jump.md, config/m32c/shift.md,
8912 config/m32c/m32c-protos.h, config/libgloss.h,
8913 config/spu/spu-protos.h, config/spu/predicates.md,
8914 config/spu/spu-builtins.h, config/spu/spu.c,
8915 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
8916 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
8917 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
8918 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
8919 config/sparc/hypersparc.md, config/sparc/predicates.md,
8920 config/sparc/linux.h, config/sparc/sp64-elf.h,
8921 config/sparc/supersparc.md, config/sparc/cypress.md,
8922 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
8923 config/sparc/niagara.md, config/sparc/sparc.md,
8924 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
8925 config/sparc/sparc.opt, config/sparc/sync.md,
8926 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
8927 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
8928 config/sparc/sparc.c, config/sparc/little-endian.opt,
8929 config/sparc/sysv4-only.h, config/sparc/sparc.h,
8930 config/sparc/linux64.h, config/sparc/freebsd.h,
8931 config/sparc/sol2.h, config/sparc/rtemself.h,
8932 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
8933 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
8934 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
8935 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
8936 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
8937 config/m32r/linux.h, config/m32r/constraints.md,
8938 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
8939 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
8940 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
8941 config/i386/i386.md, config/i386/netware-crt0.c,
8942 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
8943 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
8944 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
8945 config/i386/sol2.h, config/i386/constraints.md,
8946 config/i386/netware-libgcc.c, config/i386/sysv5.h,
8947 config/i386/predicates.md, config/i386/geode.md,
8948 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
8949 config/i386/freebsd64.h, config/i386/vxworksae.h,
8950 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
8951 config/i386/rtemself.h, config/i386/netbsd-elf.h,
8952 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
8953 config/i386/netware.h, config/i386/i386-modes.def,
8954 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
8955 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
8956 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
8957 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
8958 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
8959 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
8960 config/i386/xm-mingw32.h, config/i386/linux64.h,
8961 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
8962 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
8963 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
8964 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
8965 config/i386/cygwin2.c, config/i386/i386-protos.h,
8966 config/i386/sync.md, config/i386/openbsd.h,
8967 config/i386/host-mingw32.c, config/i386/i386-aout.h,
8968 config/i386/nto.h, config/i386/biarch64.h,
8969 config/i386/i386-coff.h, config/i386/freebsd.h,
8970 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
8971 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
8972 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
8973 config/darwin-protos.h, config/linux.opt, config/sol2.c,
8974 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
8975 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
8976 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
8977 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
8978 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
8979 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
8980 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
8981 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
8982 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
8983 config/sh/superh64.h, config/sh/rtemself.h,
8984 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
8985 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
8986 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
8987 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
8988 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
8989 config/avr/predicates.md, config/avr/constraints.md,
8990 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
8991 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
8992 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
8993 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
8994 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
8995 config/c4x/c4x-modes.def, config/c4x/rtems.h,
8996 config/c4x/predicates.md, config/c4x/c4x.h,
8997 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
8998 config/xtensa/predicates.md, config/xtensa/xtensa.c,
8999 config/xtensa/linux.h, config/xtensa/xtensa.h,
9000 config/xtensa/elf.h, config/xtensa/xtensa.md,
9001 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
9002 config/xtensa/xtensa-protos.h, config/dbx.h,
9003 config/stormy16/predicates.md, config/stormy16/stormy16.md,
9004 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
9005 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
9006 config/host-solaris.c, config/fr30/fr30.h,
9007 config/fr30/predicates.md, config/fr30/fr30-protos.h,
9008 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
9009 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
9010 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
9011 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
9012 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
9013 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
9014 config/host-linux.c, config/interix3.h, config/cris/cris.c,
9015 config/cris/predicates.md, config/cris/linux.h,
9016 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
9017 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
9018 config/cris/aout.opt, config/cris/cris-protos.h,
9019 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
9020 config/iq2000/iq2000.h, config/iq2000/predicates.md,
9021 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
9022 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
9023 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
9024 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
9025 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
9026 config/chorus.h, config/mn10300/mn10300.c,
9027 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
9028 config/mn10300/mn10300.h, config/mn10300/linux.h,
9029 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
9030 config/mn10300/mn10300.md, config/ia64/predicates.md,
9031 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
9032 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
9033 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
9034 config/ia64/freebsd.h, config/ia64/ia64.md,
9035 config/ia64/ia64-modes.def, config/ia64/constraints.md,
9036 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
9037 config/gofast.h, config/rtems.h, config/sol2-10.h,
9038 config/m68k/predicates.md, config/m68k/m68k.md,
9039 config/m68k/linux.h, config/m68k/m68k-modes.def,
9040 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
9041 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
9042 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
9043 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
9044 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
9045 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
9046 config/m68k/constraints.md, config/m68k/rtemself.h,
9047 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
9048 config/m68k/uclinux.h, config/rs6000/power4.md,
9049 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
9050 config/rs6000/linux.h, config/rs6000/eabi.h,
9051 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
9052 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
9053 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
9054 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
9055 config/rs6000/windiss.h, config/rs6000/603.md,
9056 config/rs6000/aix41.h, config/rs6000/cell.md,
9057 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
9058 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
9059 config/rs6000/darwin.md, config/rs6000/darwin64.h,
9060 config/rs6000/default64.h, config/rs6000/7xx.md,
9061 config/rs6000/darwin.opt, config/rs6000/spe.md,
9062 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
9063 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
9064 config/rs6000/7450.md, config/rs6000/linux64.h,
9065 config/rs6000/constraints.md, config/rs6000/440.md,
9066 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
9067 config/rs6000/rs6000.c, config/rs6000/aix52.h,
9068 config/rs6000/rs6000.h, config/rs6000/power6.md,
9069 config/rs6000/predicates.md, config/rs6000/altivec.md,
9070 config/rs6000/aix64.opt, config/rs6000/rios1.md,
9071 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
9072 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
9073 config/rs6000/darwin7.h, config/rs6000/dfp.md,
9074 config/rs6000/linux64.opt, config/rs6000/sync.md,
9075 config/rs6000/vxworksae.h, config/rs6000/power5.md,
9076 config/rs6000/lynx.h, config/rs6000/biarch64.h,
9077 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
9078 config/rs6000/eabispe.h, config/rs6000/e500.h,
9079 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
9080 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
9081 config/rs6000/aix.h, config/rs6000/vxworks.h,
9082 config/rs6000/40x.md, config/rs6000/aix51.h,
9083 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
9084 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
9085 config/arc/arc.h, config/mcore/mcore-elf.h,
9086 config/mcore/mcore-protos.h, config/mcore/predicates.md,
9087 config/mcore/mcore.md, config/mcore/mcore.c,
9088 config/mcore/mcore.opt, config/mcore/mcore.h,
9089 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
9090 config/score/predicates.md, config/score/score-version.h,
9091 config/score/score-protos.h, config/score/misc.md,
9092 config/score/elf.h, config/score/score.c, config/score/mac.md,
9093 config/score/score7.md, config/score/score.h,
9094 config/score/score-conv.h, config/score/score-mdaux.c,
9095 config/score/score.md, config/score/score.opt,
9096 config/score/score-modes.def, config/score/score-mdaux.h,
9097 config/score/mul-div.S, config/arm/uclinux-elf.h,
9098 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
9099 config/arm/symbian.h, config/arm/linux-elf.h,
9100 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
9101 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
9102 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
9103 config/arm/strongarm-pe.h, config/arm/arm.h,
9104 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
9105 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
9106 config/arm/arm-modes.def, config/arm/linux-eabi.h,
9107 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
9108 config/arm/arm-cores.def, config/arm/arm-protos.h,
9109 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
9110 config/arm/wince-pe.h, config/arm/neon.md,
9111 config/arm/constraints.md, config/arm/neon.ml,
9112 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
9113 config/arm/arm.opt, config/arm/arm926ejs.md,
9114 config/arm/predicates.md, config/arm/iwmmxt.md,
9115 config/arm/arm_neon.h, config/arm/unknown-elf.h,
9116 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
9117 config/arm/neon-testgen.ml, config/arm/arm.md,
9118 config/arm/xscale-coff.h, config/arm/pe.c,
9119 config/arm/arm-generic.md, config/arm/pe.h,
9120 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
9121 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
9122 config/arm/strongarm-elf.h, config/arm/cirrus.md,
9123 config/arm/netbsd-elf.h, config/arm/vxworks.h,
9124 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
9125 config/pa/predicates.md, config/pa/pa64-hpux.h,
9126 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
9127 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
9128 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
9129 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
9130 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
9131 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
9132 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
9133 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
9134 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
9135 config/pa/pa64-regs.h, config/pa/pa-modes.def,
9136 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
9137 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
9138 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
9139 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
9140 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
9141 config/mips/linux64.h, config/mips/elforion.h,
9142 config/mips/constraints.md, config/mips/generic.md,
9143 config/mips/predicates.md, config/mips/4300.md,
9144 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
9145 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
9146 config/mips/5k.md, config/mips/vr4120-div.S,
9147 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
9148 config/mips/mips-protos.h, config/mips/6000.md,
9149 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
9150 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
9151 config/mips/mips-modes.def, config/mips/vr.h,
9152 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
9153 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
9154 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
9155 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
9156 config/vax/openbsd1.h, config/vax/netbsd.h,
9157 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
9158 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
9159 config/h8300/rtems.h, config/h8300/predicates.md,
9160 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
9161 config/h8300/h8300.md, config/h8300/h8300.opt,
9162 config/h8300/coff.h, config/h8300/h8300-protos.h,
9163 config/v850/v850.md, config/v850/predicates.md,
9164 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
9165 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
9166 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
9167 config/mmix/mmix.h, config/mmix/predicates.md,
9168 config/mmix/mmix-protos.h, config/mmix/mmix.md,
9169 config/mmix/mmix.c, config/mmix/mmix.opt,
9170 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
9171 config/bfin/rtems.h, config/bfin/bfin-modes.def,
9172 config/bfin/predicates.md, config/bfin/bfin-protos.h,
9173 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
9176 2007-08-02 Richard Sandiford <richard@codesourcery.com>
9178 * emit-rtl.c (reset_used_decls): Rename to...
9179 (set_used_decls): ...this. Set the used flag rather than clearing it.
9180 (unshare_all_rtl_again): Update accordingly. Set flags on argument
9181 DECL_RTLs rather than resetting them.
9183 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
9185 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
9187 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
9189 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
9190 argument to find_reloads_address.
9192 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
9194 PR tree-optimization/32919
9195 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
9196 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
9197 (coalesce_ssa_name): Call it.
9199 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
9200 David Ung <davidu@mips.com>
9202 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
9203 (__mips16_unorddf2, __mips16_floatunsidf): New.
9204 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
9206 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
9208 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
9210 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
9211 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
9212 * tree.h (OMP_SECTIONS_CONTROL): New macro.
9213 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
9214 * omp-low.c (get_ws_args_for, determine_parallel_type,
9215 expand_omp_for_generic, expand_omp_for_static_nochunk,
9216 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
9217 Work with more precise CFG.
9218 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
9219 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
9221 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
9222 * gimple-low.c (lower_stmt): Ditto.
9223 * tree-inline.c (estimate_num_insns_1): Ditto.
9224 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
9225 (OMP_SECTIONS_SWITCH): New.
9226 * tree-cfgcleanup.c (cleanup_omp_return): New.
9227 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
9228 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
9229 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
9230 (tree_redirect_edge_and_branch): Handle omp constructs.
9232 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
9233 with three arguments.
9235 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
9237 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
9240 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
9242 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
9243 the loop structures may need fixing.
9244 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
9246 (cleanup_tree_cfg_loop): Removed.
9247 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
9248 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
9249 instead of running cleanup_tree_cfg_loop.
9250 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
9251 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
9252 (tree_predictive_commoning): Declaration changed.
9253 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
9255 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
9257 * doc/invoke.texi (l1-cache-size): Update documentation.
9258 (l2-cache-size): Document.
9259 * params.h (L2_CACHE_SIZE): New macro.
9260 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
9261 that L1_CACHE_SIZE is in kB now.
9262 (L2_CACHE_SIZE_BYTES): New macro.
9263 (tree_ssa_prefetch_arrays): Show size in kB.
9264 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
9265 and l2_cache_size fields.
9266 * config/i386/driver-i386.c (describe_cache): Detect cache size
9268 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
9269 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
9270 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
9271 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
9272 (override_options): Set l1-cache-size and l2-cache-size to default
9273 values if not specified otherwise.
9274 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
9275 (PARAM_L2_CACHE_SIZE): New.
9277 2007-08-01 Nigel Stephens <nigel@mips.com>
9278 David Ung <davidu@mips.com>
9279 Thiemo Seufer <ths@mips.com>
9280 Chris Dearman <chris@mips.com>
9281 Richard Sandiford <richard@codesourcery.com>
9283 * config.gcc (mips*-sde-elf*): New stanza.
9284 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
9285 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
9286 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
9287 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
9288 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
9289 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
9291 * config/mips/sde.h: New file.
9292 * config/mips/t-libgcc-mips16: Likewise.
9293 * config/mips/t-sde: Likewise.
9294 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
9295 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
9296 _MIPS_FPSET and _MIPS_SZINT.
9297 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
9298 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
9299 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
9300 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
9301 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9302 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9303 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
9304 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
9305 _MIPS_SZPTR and _MIPS_FPSET.
9306 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
9307 architecture is specified.
9308 (MIPS_32BIT_OPTION_SPEC): New macro.
9310 2007-07-31 Dan Hipschman <dsh@google.com>
9312 * gcc.c (end_going_arg): New function.
9313 (do_spec_2): Use it.
9314 (do_spec_1): Use it.
9316 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
9318 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
9319 only if ENABLE_CHECKING is defined.
9321 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
9323 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
9324 df_ru_add_problem, df_ru_get_bb_info): Removed.
9325 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
9326 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
9327 df_ru_free_bb_info, df_ru_alloc,
9328 df_ru_bb_local_compute_process_def,
9329 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
9330 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
9331 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
9332 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
9333 df_ru_add_problem): Removed.
9335 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9338 * pa.md (casesi32): Use match_scratch. Revise insn condition.
9339 (casesi32p, casesi64p): Likewise.
9340 (casesi): Adjust for above.
9342 2007-07-31 Richard Sandiford <richard@codesourcery.com>
9344 * mode-switching.c (create_pre_exit): Don't search past calls.
9346 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
9348 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
9350 2007-07-31 Revital Eres <eres@il.ibm.com>
9352 * ddg.c (add_deps_for_def): Rename to...
9353 (add_cross_iteration_register_deps): This. Change implementation
9354 to use only reaching def and def-use chains to construct the
9355 inter loop dependencies.
9356 (add_deps_for_use): Remove function.
9357 (build_inter_loop_deps): Call add_cross_iteration_register_deps
9358 function to build the inter loop dependencies.
9359 * modulo-sched.c (sms_schedule): Build only
9360 reaching def and def-use chains for the propose of the ddg
9363 2007-07-31 Julian Brown <julian@codesourcery.com>
9365 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
9366 New define_insns. Use correct RTL.
9367 (vec_set<mode>): Write as expander.
9369 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
9371 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
9372 to an unallocated space.
9374 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
9377 (split_constant_offset): Enable split_constant_offset to extract
9378 constants from other statements.
9379 * tree-vect-transform.c
9380 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
9381 to a temp var. Force base_offset to be simple.
9383 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
9385 * df-scan.c (df_scan_verify): Remove artificial limit on
9386 the number of blocks for verification.
9387 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
9388 df_simulate_defs): Avoid unnecessary insn checking for defs.
9390 2007-07-29 Mark Mitchell <mark@codesourcery.com>
9392 * config/m68k/lb1sf68.asm (FUNC): New macro.
9394 (__udivsi3): Likewise.
9395 (__divsi3): Likewise.
9396 (__umodsi3): Likewise.
9397 (__modsi3): Likewise.
9398 (__subdf3): Likewise.
9399 (__adddf3): Likewise.
9400 (__muldf3): Likewise.
9401 (__divdf3): Likewise.
9402 (__negdf2): Likewise.
9403 (__cmpdf2): Likewise.
9404 (__subsf3): Likewise.
9405 (__addsf3): Likewise.
9406 (__mulsf3): Likewise.
9407 (__divsf3): Likewise.
9408 (__negsf2): Likewise.
9409 (__cmpsf2): Likewise.
9410 (__eqdf2): Likewise.
9411 (__nedf2): Likewise.
9412 (__gtdf2): Likewise.
9413 (__gedf2): Likewise.
9414 (__ltdf2): Likewise.
9415 (__ledf2): Likewise.
9416 (__eqsf2): Likewise.
9417 (__nesf2): Likewise.
9418 (__gtsf2): Likewise.
9419 (__gesf2): Likewise.
9420 (__ltsf2): Likewise.
9421 (__lesf2): Likewise.
9423 2007-07-30 Ollie Wild <aaw@google.com>
9425 * c-ppoutput.c (print_lines_directives_only): New function.
9426 (scan_translation_unit_directives_only): New function.
9427 (preprocess_file): Add call to scan_translation_unit_directives_only.
9428 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
9429 (sanitize_cpp_opts): Add default flag_dump_macros setting for
9430 -fdirectives-only. Add errors for -fdirectives-only conflict with
9431 -Wunused-macros and -traditional.
9432 (finish_options): Add builtin macro initialization for
9433 -fdirectives-only + -fpreprocessed.
9434 * c.opt (fdirectives-only): New.
9435 * doc/cppopts.texi (fdirectives-only): New.
9437 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9439 * alias.c (record_set, memory_modified_1): Constify.
9440 * bt-load.c (note_btr_set): Likewise.
9441 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
9442 * combine.c (set_nonzero_bits_and_sign_copies,
9443 expand_field_assignment, record_dead_and_set_regs_1,
9444 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
9445 likely_spilled_retval_1): Likewise.
9446 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
9447 frv_io_handle_set): Likewise.
9448 * config/mips/mips.c (mips_sim_record_set,
9449 vr4130_true_reg_dependence_p_1): Likewise.
9450 * config/mt/mt.c (insn_dependent_p_1): Likewise.
9451 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
9452 * config/sh/sh.c (flow_dependent_p_1): Likewise.
9453 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
9454 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
9455 * ddg.c (mark_mem_store): Likewise.
9456 * df-problems.c (df_urec_mark_reg_change): Likewise.
9457 * function.c (update_epilogue_consts): Likewise.
9458 * gcse.c (record_set_info, record_last_set_info,
9459 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
9460 reg_clear_last_set): Likewise.
9461 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
9463 * jump.c (reversed_comparison_code_parts): Likewise.
9464 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
9465 reg_is_set): Likewise.
9466 * loop-iv.c (mark_altered): Likewise.
9467 * mode-switching.c (reg_becomes_live): Likewise.
9468 * optabs.c (no_conflict_move_test): Likewise.
9469 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
9471 * postreload.c (reload_combine_note_store, move2add_note_store):
9473 * regmove.c (flags_set_1): Likewise.
9474 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
9476 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
9478 * resource.c (update_live_status): Likewise.
9479 * rtl.h (set_of, note_stores): Likewise.
9480 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
9481 note_stores, parms_set): Likewise.
9482 * sched-rgn.c (sets_likely_spilled_1): Likewise.
9483 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
9485 * var-tracking.c (count_stores, add_stores): Likewise.
9487 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9489 * alias.c (mems_in_disjoint_alias_sets_p,
9490 fixed_scalar_and_varying_struct_p, aliases_everything_p,
9491 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
9492 write_dependence_p, mems_in_disjoint_alias_sets_p,
9493 read_dependence, true_dependence, canon_true_dependence,
9494 anti_dependence, output_dependence): Constify.
9495 * combine.c (extended_count): Likewise.
9496 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
9497 * cselib.c (get_value_hash, references_value_p,
9498 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
9499 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
9500 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
9501 * function.c (contains, prologue_epilogue_contains,
9502 sibcall_epilogue_contains): Likewise.
9503 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
9504 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
9505 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
9506 reg_or_subregno): Likewise.
9507 * recog.c (asm_noperands): Likewise.
9508 * reload1.c (function_invariant_p): Likewise.
9509 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
9510 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
9511 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
9512 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
9513 true_regnum, reg_or_subregno, condjump_in_parallel_p,
9514 extended_count, prologue_epilogue_contains,
9515 sibcall_epilogue_contains, function_invariant_p, true_dependence,
9516 canon_true_dependence, read_dependence, anti_dependence,
9517 output_dependence): Likewise.
9518 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
9520 2007-07-30 Julian Brown <julian@codesourcery.com>
9522 * config/arm/neon.md (V_ext): New mode attribute.
9523 (neon_vget_lane<mode>): Replace with define_expand.
9524 (neon_vget_lane<mode>_sext_internal)
9525 (neon_vget_lane<mode>_zext_internal): New define_insns for double
9526 and quad precision vectors.
9527 (neon_vget_lanedi): Add bounds check. Remove dead comment.
9528 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
9529 have typeless 32-bit result.
9531 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
9534 * tree-affine.h (aff_tree): The type of rest is sizetype for types
9536 * tree-affine.c (aff_combination_scale): If type is a pointer type,
9537 use sizetype for rest.
9538 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
9539 (aff_combination_convert): Don't convert rest for pointer types.
9541 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
9543 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
9545 * tree-ssa-alias.c: Add alloc-pool.h.
9546 (init_alias_info): Free alias_bitmap_obstack.
9547 (delete_alias_info): Call delete_mem_ref_stats.
9548 (get_mem_sym_stats_for): Use alloc_pool.
9549 (init_mem_ref_stats): Do not delete mem_ref_stats here.
9550 (delete_mem_sym_stats): Removed.
9552 2007-07-29 Sebastian Pop <sebpop@gmail.com>
9554 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
9555 functions cannot be represented as classical distance vectors.
9557 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9559 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
9560 * builtins.c (validate_arg, builtin_mathfn_code,
9561 validate_arglist): Likewise.
9562 * calls.c (call_expr_flags): Likewise.
9563 * combine.c (reg_nonzero_bits_for_combine,
9564 reg_num_sign_bit_copies_for_combine, get_last_value,
9565 reg_truncated_to_mode): Likewise.
9566 * emit-rtl.c (subreg_lowpart_p): Likewise.
9567 * expr.c (highest_pow2_factor_for_target,
9568 categorize_ctor_elements_1, categorize_ctor_elements,
9569 count_type_elements, contains_packed_reference,
9570 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
9571 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
9572 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
9573 native_encode_int, native_encode_real, native_encode_complex,
9574 native_encode_vector, native_encode_expr, native_interpret_int,
9575 native_interpret_real, native_interpret_complex,
9576 native_interpret_vector, native_interpret_expr): Likewise.
9577 * function.c (use_register_for_decl): Likewise.
9578 * gimplify.c (get_name): Likewise.
9579 * langhooks-def.h (lhd_return_null_const_tree): New.
9580 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
9581 * langhooks.c (lhd_return_null_const_tree): New.
9582 * langhooks.h (lang_get_callee_fndecl): Constify.
9583 * output.h (constructor_static_from_elts_p): Likewise.
9584 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
9585 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
9586 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
9587 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
9588 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
9589 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
9590 * rtlhooks-def.h (reg_nonzero_bits_general,
9591 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
9593 * rtlhooks.c (reg_num_sign_bit_copies_general,
9594 reg_nonzero_bits_general, reg_truncated_to_mode_general):
9596 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
9597 * stor-layout.c (mode_for_size_tree): Likewise.
9598 * tree-ssa-loop-im.c (memref_eq): Likewise.
9599 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
9600 * tree.c (contains_placeholder_p, type_list_equal,
9601 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
9603 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
9604 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
9605 contains_placeholder_p, contains_packed_reference,
9606 get_callee_fndecl, operand_equal_for_phi_arg_p,
9607 warn_if_unused_value, is_body_block, native_encode_expr,
9608 native_interpret_expr, fold_convertible_p, operand_equal_p,
9609 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
9610 validate_arglist, simple_cst_equal, type_list_equal,
9611 use_register_for_decl, call_expr_flags, get_name,
9612 highest_pow2_factor): Likewise.
9613 (const_call_expr_arg_iterator_d,
9614 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
9615 first_const_call_expr_arg, more_const_call_expr_args_p,
9616 FOR_EACH_CONST_CALL_EXPR_ARG): New.
9617 * varasm.c (constructor_static_from_elts_p): Constify.
9619 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
9621 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
9622 config/arm/neon-schedgen.ml, config/arm/neon.ml,
9623 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
9624 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
9625 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
9626 tree-vect-transform.c, tree.def: Fix comment typos. Follow
9627 spelling conventions.
9628 * doc/invoke.texi: Follow spelling conventions.
9630 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
9631 Revital Eres <eres@il.ibm.com>
9633 * modulo-sched.c (sms_schedule): Avoid loops which includes
9634 auto-increment instructions.
9636 2007-07-28 Richard Guenther <rguenther@suse.de>
9639 * fold-const.c (fold_cond_expr_with_comparison): Convert
9640 operand zero of MIN/MAX_EXPR to correct type.
9642 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9644 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
9645 flags_from_decl_or_type): Constify.
9646 * gcc.c (do_spec_1): Likewise.
9647 * print-tree.c (dump_addr, print_node_brief): Likewise.
9648 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
9649 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
9650 tree_purge_all_dead_eh_edges): Likewise.
9651 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
9652 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
9654 * tree.c (expr_location, expr_has_location, expr_locus,
9655 expr_filename, expr_lineno, get_inner_array_type,
9656 fields_compatible_p): Likewise.
9657 * tree.h (get_inner_array_type, fields_compatible_p,
9658 expr_location, expr_has_location, expr_locus, expr_filename,
9659 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
9660 setjmp_call_p, alloca_call_p): Likewise.
9662 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
9664 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
9665 TV_FLOW_INSENSITIVE.
9667 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
9669 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
9670 (compute_flow_insensitive_aliasing): Ditto for
9671 TV_FLOW_INSENSITIVE.
9673 2007-07-27 Jan Hubicka <jh@suse.cz>
9675 * config/i386/i386.c (register_move_cost): Remove accidentally
9676 comitted #if 0 block.
9678 * attribs.c: Include hashtab.h
9679 (attribute_hash): New.
9680 (substring): New structure.
9681 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
9683 (init_attributes): Initialize attribute hash.
9684 (decl_attributes): Use attribute hash.
9685 * Makefile.in (attribs.c): Depend on hashtab.h.
9687 2007-07-27 Steve Ellcey <sje@cup.hp.com>
9689 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
9691 2007-07-27 Richard Sandiford <richard@codesourcery.com>
9693 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
9694 __mips_dspr2 and __mips_dsp_rev macros.
9695 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
9697 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
9699 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
9701 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
9705 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
9706 and the updating of the live and do_not_gen sets.
9707 (df_note_bb_compute): Added updating of live and do_not_gen sets
9708 for regular defs so that the case of clobber inside conditional
9709 call is processed correctly.
9711 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9713 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
9714 operands with compatible type.
9716 2007-07-27 Richard Sandiford <richard@codesourcery.com>
9718 * expr.h (store_bit_field): Don't return a value.
9719 * expmed.c (check_predicate_volatile_ok): New function.
9720 (store_bit_field_1): New function, extracted from store_bit_field.
9721 Take a fallback_p argument and return true if the operation succeeded.
9722 Only use store_fixed_bit_field if fallback_p. Don't recompute
9723 mode_for_extraction; use op_mode instead. Try forcing memories
9724 into registers if the insv expander fails.
9725 (store_bit_field): Use store_bit_field_1 with fallback_p true.
9726 Don't return a value.
9727 (convert_extracted_bit_field): New function, extracted from
9729 (extract_bit_field_1): Likewise. Take a fallback_p argument
9730 and return NULL if the operation succeeded. Only use
9731 extract_fixed_bit_field if fallback_p. Only calculate one
9732 extraction mode. Combine code for extv and extzv. Try forcing
9733 memories into registers if the ext(z)v expander fails.
9734 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
9736 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
9738 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
9740 (df_ref): Likewise. Put regno with other integer fields.
9742 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
9744 * df.h (df_mw_hardreg): Remove "loc" field.
9745 * df-scan.c (df_ref_record): Don't set it. Remove redundant
9747 * df-problems.c (df_whole_mw_reg_unused_p): New function,
9748 split out from df_set_unused_notes_for_mw. Return false for
9749 partial references. Assert that mw_reg is a REG when returning true.
9750 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
9751 (df_whole_mw_reg_dead_p): New function, split out from
9752 df_set_dead_notes_for_mw. Return false for partial references.
9753 Assert that mw_reg is a REG when returning true.
9754 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
9755 Remove redundant bitmap check.
9757 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
9759 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
9760 ($(T)crtend.o): Likwise.
9761 ($(T)crtbeginS.o): Likwise.
9762 ($(T)crtendS.o): Likwise.
9763 ($(T)crtfastmath.o): Likwise.
9765 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
9767 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
9768 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
9769 * basic-block.h (struct control_flow_graph): Added x_dom_computed
9770 and x_n_bbs_in_dom_tree fields.
9772 2007-07-26 Steve Ellcey <sje@cup.hp.com>
9774 PR tree-optimization/32087
9775 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
9776 Do not call scale_bbs_frequencies_int with prob of zero.
9778 2007-07-26 Julian Brown <julian@codesourcery.com>
9780 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
9781 (neon_element_bits): Add prototypes.
9782 * config/arm/arm.c (bounds_check, neon_lane_bounds)
9783 (neon_const_bounds, neon_element_bits): New functions.
9784 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
9785 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
9786 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
9787 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
9788 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
9789 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
9790 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
9791 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
9792 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
9793 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
9794 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
9795 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
9796 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
9798 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
9800 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
9801 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
9803 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
9804 Julian Brown <julian@codesourcery.com>
9806 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
9807 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
9808 * config/arm/cortex-a8.md: New.
9809 * config/arm/cortex-a8-neon.md: New.
9810 * config/arm/neon-schedgen.ml: New.
9811 * config/arm/neon.md (vqh_mnem): New.
9813 (Is_float_mode): New.
9814 (Scalar_mul_8_16): New.
9816 (V_mode_nunits): New.
9817 (All instruction patterns): Annotate with neon_type attribute
9819 * config/arm/arm.md: Include cortex-a8.md.
9820 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
9822 Annotate instruction patterns accordingly.
9823 (generic_sched): Do not use generic scheduling for Cortex-A8.
9824 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
9826 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
9828 * fold-const.c (fold_read_from_constant_string): Use
9830 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9832 2007-07-26 Nick Clifton <nickc@redhat.com>
9834 * tree-ssa-operands.h: Change copyright header to refer to version
9835 3 of the GNU General Public License and to point readers at the
9836 COPYING3 file and the FSF's license web page.
9837 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
9838 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
9839 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
9840 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
9841 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
9842 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
9843 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
9844 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
9845 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
9846 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
9847 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
9848 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
9849 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
9850 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
9851 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
9852 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
9853 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
9854 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
9855 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
9856 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
9857 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
9858 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
9859 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
9860 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
9861 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
9862 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
9863 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
9864 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
9865 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
9866 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
9867 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
9868 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
9869 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
9870 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
9871 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
9872 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
9873 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
9874 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
9875 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
9876 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
9877 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
9878 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
9879 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
9880 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
9881 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
9882 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
9883 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
9884 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
9885 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
9886 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
9887 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
9888 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
9889 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
9890 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
9891 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
9892 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
9893 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
9894 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
9895 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
9896 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
9897 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
9898 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
9899 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
9900 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
9901 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
9902 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
9903 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
9904 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
9905 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
9906 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
9907 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
9908 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
9909 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
9910 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
9911 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
9912 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
9913 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
9914 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
9915 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
9916 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
9917 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
9918 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
9919 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
9920 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
9921 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
9922 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
9923 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
9924 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
9925 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
9926 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
9927 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
9928 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
9929 vecprim.h, basic-block.h, tree-ssa-structalias.c,
9930 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
9931 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
9932 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
9933 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
9934 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
9935 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
9936 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
9937 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
9938 convert.c, convert.h, langhooks-def.h, reload1.c,
9939 tree-ssa-operands.c: Likewise.
9941 2007-07-26 Jan Hubicka <jh@suse.cz>
9943 * tree-ssa-live.c: Include debug.h and flags.h.
9944 (mark_scope_block_unused): New function.
9945 (remove_unused_scope_block_p): New function.
9946 (remove_unused_locals): Remove unused blocks too.
9948 2007-07-25 Ian Lance Taylor <iant@google.com>
9950 * combine.c (combine_max_regno): Remove. Remove all uses.
9951 (struct reg_stat_struct): Rename from struct reg_stat.
9952 (reg_stat_type): Define, and declare VECs.
9953 (reg_stat): Change from pointer to VEC. Change all uses.
9954 (combine_split_insns): New static function.
9955 (try_combine, find_split_point): Call it instead of split_insns.
9957 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9959 * cfghooks.c (split_block): Fix the information about loop latch.
9961 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9963 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
9965 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9967 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9968 Scan the new edge for loop exit info.
9970 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
9972 * config/darwin.c: Include debug.h.
9974 2007-07-25 Steve Ellcey <sje@cup.hp.com>
9977 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
9979 2007-07-25 Steve Ellcey <sje@cup.hp.com>
9981 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
9982 (HARD_REGNO_MODE_OK): Ditto.
9983 (MODES_TIEABLE_P): Ditto.
9984 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
9985 (CLASS_MAX_NREGS): Ditto.
9986 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
9987 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
9988 (divdf3_internal_thr): Removed.
9989 * config/ia64/div.md: New file.
9990 * config/ia64/constraints.md: Add H constraint.
9992 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9994 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
9995 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
9996 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
9997 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
9998 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
9999 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
10000 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
10001 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
10002 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
10003 dump_sbitmap_file, debug_sbitmap, popcount_table,
10004 sbitmap_popcount): Constify.
10005 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
10006 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
10007 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
10008 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
10009 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
10010 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
10011 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
10012 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
10013 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
10014 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
10015 sbitmap_popcount, sbitmap_verify_popcount): Constify.
10017 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10019 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
10020 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
10021 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
10022 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
10023 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
10024 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
10025 bitmap_intersect_p, bitmap_intersect_compl_p,
10026 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
10027 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
10029 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
10030 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
10031 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
10032 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
10033 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
10034 debug_bitmap, debug_bitmap_file, bitmap_print,
10035 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
10036 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
10038 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
10040 * config/darwin.c (darwin_override_options): Additional fix for
10041 debug info formats that don't support var tracking.
10043 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10045 * cselib.c (entry_and_rtx_equal_p): Constify.
10046 * gengtype.c (output_mangled_typename, write_types, write_local):
10048 * gengtype.h (const_type_p): New.
10049 * see.c (eq_descriptor_extension, hash_descriptor_extension):
10051 * tlink.c (scan_linker_output): De-constify.
10052 * tree-ssa-loop-im.c (memref_eq): Constify.
10053 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
10054 (shared_bitmap_hash, shared_bitmap_eq): Constify.
10056 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10058 * c-common.c (fname_as_string, c_type_hash): Constify.
10059 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
10060 * cgraph.c (edge_hash, edge_eq): Likewise.
10061 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
10062 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
10063 reg_attrs_htab_eq): Likewise.
10064 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
10066 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
10067 const_decl_t, const_state_t, const_automata_list_el_t): New.
10068 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
10069 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
10070 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
10071 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
10072 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
10073 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
10074 compare_max_occ_cycle_nums, out_state_arcs_num,
10075 compare_transition_els_num, units_cmp, state_reservs_cmp):
10077 * genmodes.c (cmp_modes): Likewise.
10078 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
10079 * gimplify.c (compare_case_labels): Likewise.
10080 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
10081 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
10082 * matrix-reorg.c (mtt_info_hash): Likewise.
10083 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
10084 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
10085 (htab_hash_bucket, htab_hash_elem): Constify.
10086 * tree-browser.c (TB_parent_eq): Likewise.
10087 * tree-scalar-evolution.c (hash_scev_info): Likewise.
10088 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
10089 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
10090 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
10092 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
10093 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
10094 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
10095 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
10096 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
10098 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
10099 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
10100 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
10101 * tree-ssa-threadupdate.c (redirection_data_hash,
10102 redirection_data_eq): Likewise.
10103 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
10104 * tree-ssa.c (var_ann_eq): Likewise.
10105 * tree-vrp.c (compare_case_labels): Likewise.
10106 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
10107 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
10108 tree_not_check_failed, tree_class_check_failed,
10109 tree_range_check_failed, tree_not_class_check_failed,
10110 omp_clause_check_failed, omp_clause_range_check_failed,
10111 tree_contains_struct_check_failed, tree_operand_check_failed):
10113 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
10114 tree_not_check_failed, tree_class_check_failed,
10115 tree_range_check_failed, tree_not_class_check_failed,
10116 tree_operand_check_failed, omp_clause_operand_check_failed,
10117 tree_operand_length): Likewise.
10118 * var-tracking.c (const_variable): New.
10119 (variable_htab_hash, variable_htab_eq): Constify.
10120 * varasm.c (const_desc_hash): Likewise.
10122 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10124 * expr.c (handled_component_p): Constify.
10125 * fold-const.c (fit_double_type): Likewise.
10126 * real.h (real_value_from_int_cst): Likewise.
10127 * tree-flow-inline.h (gimple_in_ssa_p,
10128 gimple_aliases_computed_p, gimple_addressable_vars,
10129 gimple_call_clobbered_vars, gimple_referenced_vars,
10130 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
10131 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
10132 may_aliases, end_readonly_imm_use_p, has_zero_uses,
10133 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
10134 is_label_stmt, is_global_var, phi_ssa_name_p,
10135 factoring_name_p, is_call_clobbered, tree_common_ann,
10136 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
10137 unmodifiable_var_p, array_ref_contains_indirect_ref,
10138 ref_contains_array_ref, lookup_subvars_for_var,
10139 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
10140 gimple_mem_ref_stats): Likewise.
10141 * tree-flow.h (tree_common_ann, var_ann, function_ann,
10142 may_aliases, is_exec_stmt, is_label_stmt,
10143 ref_contains_array_ref, array_ref_contains_indirect_ref,
10144 var_can_have_subvars, overlap_subvar, is_call_clobbered,
10145 unmodifiable_var_p): Likewise.
10146 * tree-gimple.c (is_gimple_min_invariant): Likewise.
10147 * tree-gimple.h (is_gimple_min_invariant): Likewise.
10148 * tree.c (type_hash_list, attribute_hash_list, tree_size,
10149 cst_and_fits_in_hwi, real_value_from_int_cst,
10150 build_real_from_int_cst, integer_zerop, integer_onep,
10151 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
10152 tree_floor_log2, real_zerop, real_onep, real_twop,
10153 real_minus_onep, really_constant_p, purpose_member, chain_member,
10154 list_length, fields_length, int_size_in_bytes, bit_position,
10155 int_bit_position, byte_position, int_byte_position, expr_align,
10156 array_type_nelts, tree_node_structure,
10157 type_contains_placeholder_1, iterative_hash_pointer,
10158 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
10159 tree_map_base_eq, type_hash_list, type_hash_eq,
10160 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
10161 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
10162 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
10163 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
10164 int_fits_type_p, get_containing_scope, decl_function_context,
10165 decl_type_context, omp_clause_operand_check_failed,
10166 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
10167 * tree.h (omp_clause_operand_check_failed, tree_size,
10168 build_real_from_int_cst, array_type_nelts, purpose_member,
10169 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
10170 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
10171 is_attribute_p, check_qualified_type, expr_align,
10172 int_size_in_bytes, bit_position, int_bit_position, byte_position,
10173 int_byte_position, list_length, fields_length, initializer_zerop,
10174 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
10175 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
10176 tree_node_structure, handled_component_p, get_containing_scope,
10177 decl_function_context, decl_type_context, real_zerop,
10178 type_num_arguments, fit_double_type, really_constant_p,
10179 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
10180 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
10181 real_twop, real_minus_onep, int_cst_value): Likewise.
10183 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10185 * cfglayout.c (insn_scope, insn_line): Constify.
10186 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
10187 const_double_htab_hash, const_double_htab_eq,
10188 mem_attrs_htab_hash): Likewise.
10189 * loop-iv.c (biv_eq): Likewise.
10190 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
10191 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
10192 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
10194 * rtl-error.c (location_for_asm, diagnostic_for_asm,
10195 error_for_asm, warning_for_asm, _fatal_insn,
10196 _fatal_insn_not_found): Likewise.
10197 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
10198 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
10199 rtl_check_failed_type2, rtl_check_failed_code1,
10200 rtl_check_failed_code2, rtl_check_failed_code_mode,
10201 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
10202 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
10203 rtl_check_failed_type2, rtl_check_failed_code1,
10204 rtl_check_failed_code2, rtl_check_failed_code_mode,
10205 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
10206 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
10207 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
10208 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
10209 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
10210 rtx_unstable_p, get_integer_term, get_related_value,
10211 offset_within_block_p, reg_mentioned_p, count_occurrences,
10212 reg_referenced_p, reg_used_between_p, no_labels_between_p,
10213 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
10214 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
10215 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
10216 find_constant_src, find_reg_fusage, find_regno_fusage,
10217 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
10218 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
10219 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
10220 computed_jump_p, auto_inc_p, in_expr_list_p,
10221 remove_node_from_expr_list, loc_mentioned_in_p,
10222 label_is_jump_target_p, reversed_comparison_code_parts,
10223 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
10224 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
10225 print_inline_rtx): Likewise.
10226 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
10227 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
10228 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
10229 get_integer_term, get_related_value, offset_within_block_p,
10230 count_occurrences, reg_mentioned_p, no_labels_between_p,
10231 reg_used_between_p, reg_referenced_p, single_set_2,
10232 multiple_sets, set_noop_p, refers_to_regno_p,
10233 reg_overlap_mentioned_p, dead_or_set_p,
10234 covers_regno_no_parallel_p, covers_regno_p,
10235 dead_or_set_regno_p, find_reg_note, find_regno_note,
10236 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
10237 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
10238 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
10239 side_effects_p, may_trap_p_1, may_trap_p,
10240 may_trap_after_code_motion_p, may_trap_or_fault_p,
10241 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
10242 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
10243 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
10244 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
10245 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
10247 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
10248 warning_for_asm): Likewise.
10249 * tree.h (print_rtl): Likewise.
10250 * varasm.c (get_pool_mode): Likewise.
10252 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10254 * c-lex.c (c_lex_with_flags, lex_string): Constify.
10255 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
10256 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
10257 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
10258 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
10259 * ddg.c (compare_sccs): Likewise.
10260 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
10261 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
10262 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
10263 decimal_do_fix_trunc, decimal_real_to_integer,
10264 decimal_real_to_integer2, decimal_real_maxval): Likewise.
10265 * dse.c (const_group_info_t): New.
10266 (invariant_group_base_eq, invariant_group_base_hash): Constify.
10267 * dwarf2out.c (const_dw_die_ref): New.
10268 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
10269 * tree-browser.c (TB_parent_eq): Likewise.
10270 * unwind-dw2-fde.c (__register_frame_info_bases,
10271 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
10272 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
10274 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
10275 * unwind-dw2.c (uw_frame_state_for): Likewise.
10276 * value-prof.c (histogram_hash, histogram_eq): Likewise.
10277 * value-prof.h (const_histogram_value): New.
10279 2007-07-25 Richard Sandiford <richard@codesourcery.com>
10281 * config/mips/mips.c (machine_function): Add
10282 initialized_mips16_gp_pseudo_p.
10283 (mips16_gp_pseudo_reg): Do not emit the initialization of
10284 mips16_gp_pseudo_rtx when being called from the gimple cost-
10285 calculation routines; emit it on the first use outside those
10288 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10290 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
10293 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
10294 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
10295 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
10296 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
10297 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
10298 Preserve const-ness of parameters through use of __typeof(),
10299 also constify and tidy.
10301 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
10302 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
10303 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
10304 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
10305 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
10306 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
10307 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
10308 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
10309 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
10311 2007-07-25 Julian Brown <julian@codesourcery.com>
10312 Mark Shinwell <shinwell@codesourcery.com>
10314 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
10315 (alpha_mangle_type): This.
10316 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
10317 (TARGET_MANGLE_TYPE): Define this instead.
10318 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
10319 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
10320 (arm_init_neon_builtins): Fix comment.
10321 (arm_mangle_map_entry): New.
10322 (arm_mangle_map): New.
10323 (arm_mangle_type): New.
10324 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
10325 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
10326 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
10327 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
10328 (TARGET_MANGLE_TYPE): Define this instead.
10329 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
10330 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
10331 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
10332 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
10333 (TARGET_MANGLE_TYPE): Define this instead.
10334 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
10336 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
10337 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
10338 (TARGET_MANGLE_TYPE): Define this instead.
10339 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
10340 (s390_mangle_type): This.
10341 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
10342 (TARGET_MANGLE_TYPE): Define this instead.
10343 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
10344 (sparc_mangle_type): This.
10345 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
10346 (TARGET_MANGLE_TYPE): Define this instead.
10347 * cp/mangle.c (write_type): Call mangle_type target hook on all
10348 types before mangling. Use original type, not main variant, as
10350 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
10351 (TARGET_MANGLE_TYPE): This.
10352 * target.h (gcc_target): Rename mangle_fundamental_type to
10354 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
10355 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
10357 2007-07-25 Julian Brown <julian@codesourcery.com>
10358 Paul Brook <paul@codesourcery.com>
10359 Joseph Myers <joseph@codesourcery.com>
10360 Mark Shinwell <shinwell@codesourcery.com>
10362 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
10363 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
10364 (with_fpu): Allow --with-fpu=neon.
10365 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
10366 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
10367 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
10368 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
10369 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
10370 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
10371 (neon_emit_pair_result_insn, neon_disambiguate_copy)
10372 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
10373 (output_move_neon): Add prototypes.
10374 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
10375 (all_fpus): Add FPUTYPE_NEON.
10376 (fp_model_for_fpu): Add NEON field.
10377 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
10378 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
10380 (arm_legitimate_address_p): Don't support fancy addressing for NEON
10382 (thumb2_legitimate_address_p): Likewise.
10383 (neon_valid_immediate): Recognize and prepare constants suitable for
10385 (neon_immediate_valid_for_move): New function. Recognize and prepare
10386 immediates for NEON move instructions.
10387 (neon_immediate_valid_for_logic): New function. Recognize and
10388 prepare immediates for NEON logic instructions.
10389 (neon_output_logic_immediate): New function. Create asm string
10390 suitable for outputting immediate logic instructions.
10391 (neon_pairwise_reduce): New function. Implement reduction using
10392 pairwise operations.
10393 (neon_expand_vector_init): New function. Expand a (possibly
10394 non-constant) vector initialization.
10395 (neon_vector_mem_operand): New function. Memory operands supported
10396 for quad-word loads/stores to/from ARM or NEON registers. Don't
10397 allow base+offset addressing for core regs.
10398 (neon_struct_mem_operand): New function. Valid mems for NEON
10400 (coproc_secondary_reload_class): Enable NEON registers to be loaded
10401 from neon_vector_mem_operand addresses without a secondary register.
10402 (add_minipool_forward_ref): Handle >8-byte minipool entries.
10403 (add_minipool_backward_ref): Likewise.
10404 (dump_minipool): Likewise.
10405 (push_minipool_fix): Likewise.
10406 (output_move_quad): New function. Output quad-word moves, loads and
10407 stores using ARM registers.
10408 (output_move_vfp): Add support for vectors in VFP (NEON) D
10410 (output_move_neon): Output a NEON load/store to/from a quadword
10412 (arm_print_operand): Implement new codes:
10413 - 'c' for unadorned integers (without a # sign).
10414 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
10416 - 'e', 'f' for the low and high D parts of a NEON Q register.
10417 - 'q' outputs a NEON Q register.
10418 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
10419 - 'T' prints NEON opcode features from a coded bitmask.
10420 - 'F' is similar to T, but signed/unsigned codes both print as
10422 - 't' is similar to T, but 'u' is printed instead of 'p'.
10423 - 'O' prints 'r' if NEON instruction should perform rounding (as
10424 specified by bitmask), else prints nothing.
10425 - '#' is a punctuation character to stop operand numbers from
10426 running together with following digits in the assembler
10427 strings for instructions (when using mode attributes).
10428 (arm_assemble_integer): Handle extra NEON vector modes. Permute
10429 constant vectors in big-endian mode, where necessary.
10430 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
10431 Handle EI, OI, CI, XI modes.
10432 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
10433 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
10434 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
10435 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
10436 (neon_builtin_type_bits): Add enumeration, one bit for each vector
10438 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
10439 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
10440 to turn v8qi, etc. into bits defined above.
10441 (neon_itype): New enumeration. Classifications of NEON builtins.
10442 (neon_builtin_datum): Define struct. Contains information about
10443 a single builtin (with multiple modes).
10444 (CF): Define helper macro for...
10445 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
10447 (neon_builtin_data): New array. Define information about builtins
10448 for use during initialization/expansion.
10449 (arm_init_neon_builtins): New function.
10450 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
10452 (neon_builtin_compare): New function.
10453 (locate_neon_builtin_icode): New function. Find an insn code for a
10454 builtin given a function code for that builtin. Also return type of
10455 builtin (NEON_BINOP, NEON_UNOP etc.).
10456 (builtin_arg): New enumeration. Types of arguments for builtins.
10457 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
10458 Takes a variable argument list of builtin_arg types, terminated by
10460 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
10461 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
10462 (neon_emit_pair_result_insn): New function. Support returning pairs
10463 of vectors via a pointer.
10464 (neon_disambiguate_copy): New function. Set up operands for a
10465 multi-word copy such that registers do not get clobbered.
10466 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
10467 ARM_BUILTIN_NEON_BASE.
10468 (arm_file_start): Set float-abi attribute for NEON.
10469 (arm_vector_mode_supported_p): Enable NEON vector modes.
10470 (arm_mangle_map_entry): New.
10471 (arm_mangle_map): New.
10472 (arm_mangle_vector_type): New.
10473 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
10475 (TARGET_NEON): New macro. Target supports NEON.
10476 (fputype): Add FPUTYPE_NEON.
10477 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
10478 for vectorization based on command-line arg.
10479 (NEON_REGNO_OK_FOR_NREGS): Define.
10480 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
10481 (VALID_NEON_STRUCT_MODE): Define.
10482 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
10483 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
10484 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
10485 (consttable_16): Add pattern for outputting 16-byte minipool
10487 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
10489 (vec-common.md, neon.md): Include md files.
10490 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
10491 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
10492 (memory_constraint "Ut", "Un", "Us"): Define.
10493 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
10494 (MMX_char): New mode attribute.
10495 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
10496 (*add<mode>3_iwmmxt): New insn pattern.
10497 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
10498 (*sub<mode>3_iwmmxt): New insn pattern.
10499 (mulv4hi3): Rename to...
10500 (*mulv4hi3_iwmmxt): This.
10501 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
10502 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
10503 (uminv4hi3, uminv2si3): Remove. Replace with...
10504 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
10505 (*umin<mode>3_iwmmxt): These.
10506 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
10507 (ashr<mode>3_iwmmxt): This new pattern.
10508 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
10509 (lshr<mode>3_iwmmxt): This new pattern.
10510 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
10511 (ashl<mode>3_iwmmxt): This new pattern.
10512 * config/arm/neon-docgen.ml: New file. Generate documentation for
10514 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
10515 * config/arm/arm_neon.h: New (autogenerated).
10516 * config/arm/neon-testgen.ml: New file. Generate NEON tests
10518 * config/arm/neon.md: New file. Define NEON instructions.
10519 * config/arm/neon.ml: New file. Abstract description of NEON
10520 instructions, used to generate arm_neon.h header, documentation and
10522 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
10523 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
10525 * doc/extend.texi (ARM Built-in Functions): Rename and remove
10527 (ARM NEON Intrinsics): New subsection.
10528 * doc/arm-neon-intrinsics.texi: New (autogenerated).
10530 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
10532 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
10535 2007-07-24 Jan Hubicka <jh@suse.cz>
10537 * regclass.c (move_table): New type.
10538 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
10539 (init_move_cost): Break out from ...
10540 (init_reg_sets_1): ... here; simplify computation of
10541 have_regs-of_mode and contains_reg_of_mode.
10542 (record_reg_classes): Unswitch internal loops.
10543 (copy_cost): Trigger lazy initialization of move cost
10544 (record_address_regs): Likewise.
10546 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
10548 * config/darwin.c (darwin_override_options): Don't force on
10549 flag_var_tracking_uninit when no debug info is requested.
10551 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10553 * cfgloop.c (init_loops_structure): New function.
10554 (flow_loops_find): Create root of the loop tree unconditionally.
10556 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
10558 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
10560 2007-07-24 Jan Hubicka <jh@suse.cz>
10562 * caller-save.c: Include ggc.h, gt-caller-save.h
10563 (reg_save_code, reg_restore_code): Rename to ...
10564 (cached_reg_save_code, cached_reg_restore_code): ... those.
10565 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
10566 (reg_save_code, reg_restore_code): New functions.
10567 (init_caller_save): Do not intialize
10568 reg_save_code/reg_restore_code tables.
10569 * Makefile.in: (gt-caller-save.h): New.
10571 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
10573 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
10574 with the mode of the original operand instead of
10577 2007-07-23 Jan Hubicka <jH@suse.cz>
10579 * i386.c (ix86_secondary_memory_needed): Break out to...
10580 (inline_secondary_memory_needed): ... here.
10581 (ix86_memory_move_cost): Break out to ...
10582 (inline_memory_move_cost): ... here; add support for IN value of 2 for
10583 maximum of input and output; fix handling of Q_REGS on 64bit.
10584 (ix86_secondary_memory_needed): Microoptimize.
10586 2007-07-23 Sebastian Pop <sebpop@gmail.com>
10588 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
10589 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
10590 stmts_from_loop, known_dependences_p, build_rdg): New.
10591 * tree-data-ref.h: Depends on graphds.h.
10592 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
10593 (build_rdg): Declared.
10594 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
10596 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
10598 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
10601 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
10602 Jakub Jelinek <jakub@redhat.com>
10604 PR middle-end/PR28690
10605 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
10607 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
10608 and MEM_POINTER operands over REG and MEM operands.
10609 (swap_commutative_operands_p): Change return value to bool.
10610 * rtl.h: Update the corresponding prototype.
10611 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
10612 instead of gen_rtx_PLUS.
10613 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
10614 value to bool. Change function arguments to rtx's and update code
10616 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
10617 calls to match the new declaration.
10618 * simplify-rtx.c (simplify_associative_operation): Don't
10619 reorder simplify_binary_operation arguments.
10621 2007-07-23 Richard Sandiford <richard@codesourcery.com>
10623 * config/mips/mips.c (override_options): Use mips_costs to derive
10624 the default branch cost.
10625 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
10627 * config/mips/mips.opt (mbranch-cost=): New option.
10628 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
10630 2007-07-23 Richard Sandiford <richard@codesourcery.com>
10632 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
10633 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
10634 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
10635 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
10637 2007-07-23 Richard Sandiford <richard@codesourcery.com>
10639 * config/mips/constraints.md (ks): New constraint.
10640 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
10641 (*add<mode>3_mips16): ...here.
10643 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
10645 * optabs.h (enum optab_index): Add new OTI_signbit.
10646 (signbit_optab): Define corresponding macro.
10647 (enum insn_code signbit_optab[]): Remove array.
10648 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
10649 (expand_copysign_absneg): If back end provides signbit insn, use it
10650 instead of bit operations on floating point argument.
10651 * builtins.c (enum insn_code signbit_optab[]): Remove array.
10652 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
10653 for availability of signbit insn.
10655 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
10656 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
10657 SSE mode is not active.
10658 (isinf<mode>2): Disable for mfpmath=sse,387.
10660 2007-07-22 Ben Elliston <bje@au.ibm.com>
10662 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
10664 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
10666 2007-07-20 Richard Guenther <rguenther@suse.de>
10668 * tree-cfg.c (verify_expr): COND_EXPRs can have any
10669 integral typed condition.
10670 * tree-ssa.c (useless_type_conversion_p): Do not preserve
10671 booleanness. Only preserve conversions from a non-base
10672 type to a base type, not in general between types with
10673 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
10674 * tree.def (COND_EXPR): Document that the condition
10675 can be of any integral type.
10677 2007-07-20 Nigel Stephens <nigel@mips.com>
10678 Richard Sandiford <richard@codesourcery.com>
10680 * config/mips/mips.h (mips_dwarf_regno): Declare.
10681 (DBX_REGISTER_NUMBER): Remove redundant brackets.
10682 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
10683 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
10684 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
10685 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
10686 (REG_CLASS_NAMES): Update accordingly.
10687 * config/mips/mips.c (mips_dwarf_regno): New array.
10688 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
10689 (mips_subword): Remove special handling for accumulator registers.
10690 (override_options): Initiailize mips_dwarf_regno. Remove use
10692 (mips_swap_registers): New function.
10693 (mips_conditional_register_usage): Swap accumulator registers
10694 around if TARGET_LITTLE_ENDIAN.
10695 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
10696 * config/mips/constraints.md (h, l): Use the endianness to choose
10697 between MD0_REG and MD1_REG.
10698 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
10699 alternative-dependent template.
10701 2007-07-20 Richard Sandiford <richard@codesourcery.com>
10703 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
10706 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10708 * function.c (thread_prologue_and_epilogue_insns): Fix exit
10709 predecessor fallthru flags.
10711 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10713 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
10714 of compare to the same type.
10715 * cfgloopmanip.c (add_loop): Update information about loop exits.
10716 (loop_version): Remove the innermost loop requirement.
10717 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
10718 to sizetype for pointers.
10720 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
10722 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
10723 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
10724 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
10726 * config/dfp-bit.c: Empty for TFmode conversions.
10728 2007-07-18 Caroline Tice <ctice@apple.com>
10730 * var-tracking.c (find_src_status): Check for COND_EXEC insns
10731 and handle them correctly; check that src is not NULL before
10733 (find_src_set_src): Likewise.
10735 2007-07-18 Bob Wilson <bob.wilson@acm.org>
10737 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
10738 (struct alignment_context, init_alignment_context): New.
10739 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
10740 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
10741 (XCHAL_HAVE_S32C1I): Likewise.
10742 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
10743 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
10744 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
10745 (ATOMIC, HQI): New macros.
10746 (memory_barrier, *memory_barrier): New.
10747 (sync_lock_releasesi): New.
10748 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
10749 (sync_lock_test_and_set<mode>): New.
10750 (sync_<atomic><mode>): New.
10751 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
10752 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
10753 (xtensa_expand_atomic): New.
10755 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10759 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
10760 transformation for builtin ISNORMAL.
10761 (expand_builtin): Handle BUILT_IN_ISNORMAL.
10762 * builtins.def (BUILT_IN_ISNORMAL): New.
10763 * doc/extend.texi: Document isnormal.
10765 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10769 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
10770 optabs infrastructure. Provide generic implementation for
10772 (expand_builtin): Handle FINITE/ISFINITE.
10773 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
10774 (fold_builtin_1): Likewise.
10776 * builtins.def (BUILT_IN_ISFINITE): New.
10778 * doc/extend.texi: Document isfinite.
10780 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10783 PR middle-end/20558
10785 * builtins.c (expand_builtin_interclass_mathfn): Provide a
10786 generic fallback for isinf.
10787 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
10788 calculation code ...
10789 * real.c (get_max_float): ... to here.
10790 * real.h (get_max_float): New.
10792 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10794 PR middle-end/32668
10796 * builtin-attrs.def (ATTR_TYPEGENERIC,
10797 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
10799 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
10800 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
10801 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
10802 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
10804 * c-common.c (handle_type_generic_attribute): New.
10805 (c_common_attribute_table): Add "type generic".
10807 * c-typeck.c (convert_arguments): Handle "type generic" functions.
10809 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
10811 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
10812 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
10815 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
10818 * config/cris/cris.c (cris_print_index): Don't use XEXP before
10819 checking that the operand is an expression.
10821 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
10822 Danny Smith <dannysmith@users.sourceforge.net>
10825 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
10826 file mapping object in local namespace if Windows version later
10829 2007-07-18 Richard Sandiford <richard@codesourcery.com>
10831 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
10832 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
10833 arm_cannot_force_const_mem.
10834 (arm_cannot_force_const_mem): New function.
10835 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
10836 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
10837 of arm_tls_referenced_p.
10838 * config/arm/arm.md (movsi): Split out-of-section constants when
10839 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
10840 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
10842 2007-07-18 Richard Sandiford <richard@codesourcery.com>
10844 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
10846 2007-07-18 Richard Sandiford <richard@codesourcery.com>
10848 * config/mips/mips.md (*extendqihi2): Convert the destination
10851 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10853 * config/pa/fptr.c: Update license header.
10854 * config/pa/milli64.S: Likewise.
10856 2007-07-17 Nick Clifton <nickc@redhat.com>
10858 * COPYING_v3: New file. Contains version 3 of the GNU General
10860 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
10861 Lesser General Public License.
10862 * doc/include/gpl_v3.texi: New file. Contains version 3 of
10863 the GNU General Public License.
10865 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
10867 PR rtl-optimization/32773
10868 * cfglayout.c (force_one_exit_fallthru): New function.
10869 (cfg_layout_finalize): Use it.
10871 2007-07-16 Richard Guenther <rguenther@suse.de>
10872 Uros Bizjak <ubizjak@gmail.com>
10874 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
10875 before forcing it to gimple operand.
10877 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
10878 David Ung <davidu@mips.com>
10880 * config/mips/mips.h (TUNE_24K): Define.
10881 (TUNE_MACC_CHAINS): Add TUNE_24K.
10882 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
10884 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
10885 (r74k_int_madd): .. this new reservation.
10886 (define_bypass): Fixed bypasses for r74k_int_madd to use
10887 mips_linked_madd_p.
10888 * config/mips/24k.md (define_bypass): Define new
10889 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
10891 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
10892 Nigel Stephens <nigel@mips.com>
10894 * config/mips/mips.md: Include 20kc.md.
10895 * config/mips/20kc.md: New file.
10896 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
10897 (mips_adjust_cost): Tweak for 20Kc.
10898 (mips_issue_rate): Likewise.
10899 * config/mips/mips.h (TUNE_20KC): Define.
10901 2007-07-16 David Edelsohn <edelsohn@gnu.og>
10903 * config/rs6000/rs6000.c (struct processor_cost): Add
10904 cache_line_size, l1_cache_lines, and simultaneous_prefetches
10906 (*_cost): Add cache information.
10907 (rs6000_override_options): Set cache parameters.
10909 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10912 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
10913 * doc/install.texi (mips-sgi-irix6): pthread support works now.
10915 2007-07-16 Paul Brook <paul@codesourcery.com>
10918 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
10919 (cirrus_thumb2_movsi_insn): Ditto.
10921 2007-07-15 Geoffrey Keating <geoffk@apple.com>
10923 * config/rs6000/darwin-fallback.c (interpret_libc): Change
10924 CR2_REGNO to R_CR2.
10926 2007-07-15 Andrew Haley <aph@redhat.com>
10928 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
10929 before looking in the context.
10931 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10933 PR middle-end/32398
10934 PR middle-end/32769
10935 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
10936 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
10937 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
10938 (pa_output_function_prologue): Use rp_saved and
10939 current_function_is_leaf to generate .CALLINFO statement.
10940 (hppa_expand_prologue): Set rp_saved.
10941 (hppa_expand_epilogue): Use rp_saved.
10942 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
10943 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
10945 2007-07-14 Dirk Mueller <dmueller@suse.de>
10947 * omega.c (coalesce): Fix memory leak on early exit.
10948 * matrix-reorg.c (check_allocation_function): Likewise.
10949 * tree-vect-transform.c (vect_get_new_vect_var): free result
10951 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
10952 pass pointer to edge vector
10953 (partition_hot_cold_basic_blocks): Fix memory leak.
10954 * collect2.c (prefix_from_string): Free temporary storage.
10955 * reload1.c (fixup_abnormal_edges): Free sbitmap.
10957 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
10959 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
10960 (DO_GLOBAL_DTORS_BODY): Likewise.
10962 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
10963 Nigel Stephens <nigel@mips.com>
10965 * config/mips/mips.c (mips_classify_symbol): Don't return
10966 SYMBOL_SMALL_DATA for constant pool addresses if
10967 TARGET_EMBEDDED_DATA is true.
10969 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
10971 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
10972 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
10973 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
10974 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
10975 __builtin_ia32_storehps, __builtin_ia32_storelps,
10976 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
10977 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
10978 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
10979 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
10980 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
10981 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
10982 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
10983 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
10984 using def_builtin_const.
10986 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
10988 PR tree-optimization/32705
10989 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
10990 (simplify_binary_expression): Use SSA_VAL consistently.
10992 2007-07-13 David Edelsohn <edelsohn@gnu.org>
10994 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
10995 (SPEFSCR_REGNO): Delete definition.
10996 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
10997 COUNT_REGISTER_REGNUM -> CTR_REGNO.
10998 * config/rs6000/rs6000.h: Do not define *_REGNO.
10999 LINK_REGISTER_REGNUM -> LR_REGNO.
11000 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11001 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
11002 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11003 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
11004 R_VRSAVE, R_VSCR. Use them.
11005 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
11006 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
11007 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
11008 * config/rs6000/aix.h: Define R_LR. Use it.
11010 2007-07-13 Caroline Tice <ctice@apple.com>
11012 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
11013 flag_var_tracking is explicitly turned off (i.e. when variable
11014 tracking is not feasible); otherwise, turn flag_var_tracking on when
11015 flag_var_tracking_uninit is on.
11016 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
11017 note definitions, to allow recording of initialization status in the
11019 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
11020 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
11021 determine if two note locations are equal.
11022 (output_loc_list): Don't output list entries whose start & end labels
11024 (reg_loc_descriptor): Add parameter for initialization status; pass it
11025 to other loc descriptor functions.
11026 (one_reg_loc_descriptor): Add parameter for initialization status;
11027 check its value and add DW_OP_GNU_uninit to returned loc descr if
11029 (multiple_reg_loc_descriptor): Add parameter for initialization
11031 pass init status argument to other loc descriptor functions; check
11032 value of intialization parameter and add DW_OP_GNU_uninit to returned
11033 loc descr if appropriate.
11034 (based_loc_descr): Add parameter for initialization status; add new
11035 variable for return value; check value of initialization parameter and
11036 add DW_OP_GNU_uninit to returned loc descr if appropriate.
11037 (concatn_mem_loc_descriptor): Add parameter for initialization status;
11038 pass init status argument to other loc descriptor functions; check
11039 value of intialization parameter and add DW_OP_GNU_uninit to returned
11040 loc descr if appropriate.
11041 (mem_loc_descriptor): Likewise.
11042 (concat_loc_descriptor): Likewise.
11043 (concatn_loc_descriptor): Likewise.
11044 (loc_descriptor): Add parameter for initialization status; pass it as
11045 argument to other loc descriptor function calls.
11046 (loc_descriptor_from_tree_1): Add appropriate initialization status
11047 to loc descriptor function calls.
11048 (add_location_or_const_value_attribute): Get initialization status
11049 from VAR_LOCATION note; add initialization status to loc descriptor
11051 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
11052 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
11053 status is uninitialized, add "[uninint]" to output.
11054 * common.opt (fvar-tracking-uninit): New option, similar to
11055 fvar-tracking, to turn on tracking of uninitialized variables; creates
11056 a new global flag, flag_var_tracking_uninit.
11057 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
11058 (enum var_init_status): New type, for var initialization status field.
11059 * var-tracking.c (struct location_chain_def): Two new fields, init,
11060 for initialization status, and set_src for the assignment value expr.
11061 (unshare_variable): New parameter for initialization status;
11062 initialize new init and set_src fields.
11063 (var_reg_set): New parameters for initialization status and value;
11064 pass them to set_variable_part.
11065 (var_mem_set): Likewise.
11066 (get_init_value): New function.
11067 (var_reg_delete_and_set): New initialization status & value
11068 parameters; add call to get_init_value if status is unknown; pass new
11069 parameters to clobber_variable_part and var_reg_set.
11070 (var_mem_delete_and_set): Likewise.
11071 (var_reg_delete): Pass null set_src value to clobber_variable_part.
11072 (var_mem_delete): Likewise.
11073 (variable_union): Pass status to unshare_variable; initialize new init
11074 and set_src fields. If flag_var_tracking_uninit is not set, force
11075 status to initialized.
11076 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
11077 used later to get the set_src value.
11078 (find_src_status): New function.
11079 (find_src_set_src): New function.
11080 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
11081 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
11082 MO_SET, get set_src value and pass it to var_reg_delete_and_set
11083 and var_mem_delete_and_set.
11084 (dump_variable): Print out "[uninit]" if appropriate.
11085 (set_variable_part): Add new initialization and set_src parameters;
11086 pass status to unshare_variable; set node->init and node- >set_src
11087 fields and modify slot in hash table appropriately; save the init and
11088 set_src values if appropriate and assign to the new node.
11089 (clobber_variable_part): New set_src parameter; if two nodes have
11090 same variable and same location but different set_src (assignment)
11091 values, clobber old node.
11092 (delete_variable_part): Pass init status to unshare_variable.
11093 (emit_note_insn_var_location): Add initialized var; assign var's init
11094 status to new 'initialized'; pass new init status field to calls to
11095 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
11096 status to initialized.
11097 (emit_notes_in_bb): Pass initialization status to calls to
11098 var_reg_set, var_mem_set, var_reg_delete_and_set and
11099 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
11100 var_reg_delete_and_set and var_mem_delete_and_set; call
11101 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
11102 make up for change in add_stores.
11103 (vt_add_function_parameters): Add status to calls to
11105 * config/darwin.c (darwin_override_options): Turn on uninitialized
11106 tracking automatically, if var_tracking is on and the system is
11109 2007-07-13 Sa Liu <saliu@de.ibm.com>
11111 * config.gcc: Add options for arch and tune on SPU.
11112 * config/spu/predicates.md: Add constant operands 0 and 1.
11113 * config/spu/spu-builtins.def: Add builtins for double precision
11114 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
11115 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
11117 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
11119 * config/spu/spu-protos.h: Add new function prototypes.
11120 * config/spu/spu.c (spu_override_options): Check options -march and
11122 (spu_comp_icode): Add comparison code for DFmode and vector mode.
11123 (spu_emit_branch_or_set): Use the new code for DFmode and vector
11125 (spu_const_from_int): New. Create a vector constant from 4 ints.
11126 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
11127 (spu_emit_vector_compare): New. Emit vector compare.
11128 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
11129 * config/spu/spu.h: Add options -march and -mtune. Define processor
11130 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
11131 CANONICALIZE_COMPARISON.
11132 * config/spu/spu.md: Add new insns for double precision compare
11133 and double precision vector compare. Add vcond and smax/smin patterns
11134 to enable DFmode vector conditional expression.
11135 * config/spu/spu.opt: Add options -march and -mtune.
11136 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
11137 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
11138 both CELL and CELLEDP targets: spu_testsv.
11139 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
11142 2007-07-13 Richard Guenther <rguenther@suse.de>
11144 PR tree-optimization/32721
11145 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
11146 TREE_THIS_VOLATILE on the folded reference.
11147 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
11148 if the array reference has TREE_THIS_VOLATILE set.
11150 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
11153 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
11155 2007-07-13 Andreas Schwab <schwab@suse.de>
11157 * gengtype-lex.l: Allow declarations to be indented.
11159 2007-07-12 Geoffrey Keating <geoffk@apple.com>
11161 * ginclude/tgmath.h: New.
11162 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
11163 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
11164 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
11165 * configure: Regenerate.
11167 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
11169 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
11170 correct index when setting register save state for xd
11173 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
11175 * config/sh/sh.c (mark_use): Remove.
11177 2007-07-12 Paul Brook <paul@codesourcery.com>
11179 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
11180 reg does not overlap return value.
11182 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
11184 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
11185 (set_expression_vuses): Ditto.
11186 (init_pre): Initialize expression_vuses.
11188 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11190 * config/i386/sse.md (storentdf, storentsf): New.
11192 2007-07-12 Geoffrey Keating <geoffk@apple.com>
11194 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
11196 * tree.c (build_decl_stat): Move code from here...
11197 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
11198 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
11199 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
11200 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
11201 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
11204 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
11205 Devang Patel <dpatel@apple.com>
11207 PR tree-optimization/25413
11208 * targhooks.c (default_builtin_vector_alignment_reachable): New.
11209 * targhooks.h (default_builtin_vector_alignment_reachable): New.
11210 * tree.h (contains_packed_reference): New.
11211 * expr.c (contains_packed_reference): New.
11212 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
11213 (vect_enhance_data_refs_alignment): Call
11214 vector_alignment_reachable_p.
11215 * target.h (vector_alignment_reachable): New builtin.
11216 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
11217 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
11218 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
11220 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
11222 * target.h (builtin_vectorization_cost): Add new target builtin.
11223 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
11224 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
11225 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
11226 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
11227 uninitialized variables.
11228 * tree-vect-transform.c (cost_for_stmt): New function.
11229 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
11230 using cost 1 for all scalar stmts. Be less conservative when
11231 estimating the number of prologue/epulogue iterations. Call
11232 targetm.vectorize.builtin_vectorization_cost. Return
11233 min_profitable_iters-1.
11234 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
11235 initialization cost instead of TARG_VEC_STMT_COST. Use
11236 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
11237 epilogue code. Fix epilogue cost computation.
11238 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
11239 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
11240 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
11241 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
11242 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
11243 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
11245 2007-07-12 Richard Guenther <rguenther@suse.de>
11247 * gimplify.c (gimplify_conversion): Make sure that the result
11248 from maybe_fold_offset_to_reference is trivially convertible
11249 to the desired type before doing the simplification.
11250 (gimplify_expr): Likewise.
11251 * fold-const.c (fold_binary): Use the correct types for
11252 building the simplified expression.
11254 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11256 PR rtl-optimization/32729
11257 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
11258 that fallthru to exit.
11260 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
11262 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
11263 (symDTPOFF2reg): Likewise.
11265 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
11267 PR tree-optimization/32663
11269 * tree.h (VALUE_HANDLE_VUSES): Remove.
11270 (struct tree_value_handle): Remove vuses.
11272 * tree-vn.c (create_value_handle_for_expr): Don't set
11273 VALUE_HANDLE_VUSES.
11275 * tree-ssa-pre.c (expression_vuses): New.
11276 (alloc_expression_id): Set up expression_vuses.
11277 (get_expression_vuses): New.
11278 (set_expression_vuses): Ditto.
11279 (clear_expression_ids): Modify for expression_vuses.
11280 (phi_translate_1): Ditto.
11281 (phi_translate_set): Ditto.
11282 (value_dies_in_block_x): Ditto
11283 (valid_in_sets): Ditto.
11284 (add_to_sets): Ditto.
11285 (find_existing_value_expr): Ditto.
11286 (create_value_handle_for_expr): Ditto.
11287 (make_values_for_stmt): Ditto.
11288 (vuse_equiv): Remove.
11290 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
11292 * Makefile.in (mostlyclean): Remove object files.
11294 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
11296 * toplev.c (no_new_pseudos): Deleted.
11297 * rtl.h (no_new_pseudos): Deleted.
11298 * tree-pass.h (pass_no_new_pseudos): Deleted.
11299 * passes.c (pass_no_new_pseudos): Deleted.
11300 * final.c (rest_of_clean_state): Removed no_new_pseudos.
11301 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
11302 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
11304 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
11305 * rtlhooks.c (gen_lowpart_general): Ditto.
11306 * optabs.c (prepare_operand): Ditto.
11307 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
11309 * modulo-sched.c (rest_of_handle_sms): Ditto.
11310 * see.c (rest_of_handle_see): Ditto.
11311 * ifcvt.c (if_convert): Ditto.
11312 (gate_handle_if_after_combine): Replaced no_new_pseudos with
11314 * init-regs.c (gate_initialize_regs): Deleted set of
11316 * lower-subreg.c (decompose_multiword_subregs): Ditto.
11317 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
11318 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
11320 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
11323 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
11324 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
11325 (*vec_extractv2di_1_rex64): New insn pattern.
11327 2007-07-11 David Daney <ddaney@avtrex.com>
11329 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
11330 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
11331 for SIGNAL_UNWIND_RETURN_COLUMN.
11332 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
11333 (DWARF_FRAME_REGNUM): Rewrite.
11334 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
11336 2007-07-11 Nick Clifton <nickc@redhat.com>
11338 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
11339 delta and use gen_int_mode in place of GET_INT instead.
11341 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
11343 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
11346 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
11348 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
11349 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
11351 * params.h (VERIFY_CANONICAL_TYPES): Remove.
11352 (USE_CANONICAL_TYPES): New.
11353 * doc/invoke.texi (verify-canonical-types): Remove.
11354 (use-canonical-types): Add.
11356 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
11358 * config/spu/spu.c (spu_optimization_options): Remove setting of
11359 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
11360 (spu_override_options): Move it here.
11362 2007-07-11 Richard Sandiford <richard@codesourcery.com>
11364 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
11365 * config/mips/mips.c (mips_cpu_info_table): Mention
11366 MIPS_ISA_LEVEL_SPEC in the comment.
11368 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
11370 PR tree-optimization/32713
11371 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
11373 2007-07-11 Paolo Carlini <pcarlini@suse.de>
11375 PR middle-end/30482
11376 * c-opts.c (c_common_post_options): Do not change flag_complex_method
11377 conditional to flag_isoc99.
11378 (c_common_init_options): Do it here, unconditionally.
11380 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
11382 PR tree-optimization/32589
11383 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
11384 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
11385 * tree-ssa-propagate.c (valid_gimple_expression_p): New
11386 predicate, extracted from...
11387 (set_rhs): ...here. Call it for the expression on entry.
11388 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
11389 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
11390 (simplify_binary_expression): Use valid_gimple_expression_p
11391 to validate the simplification.
11392 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
11394 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
11396 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
11397 DWARF2_DEBUG on 32 bit target too.
11398 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
11400 2007-07-11 Nick Clifton <nickc@redhat.com>
11402 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
11403 version for 64-bit hosts.
11405 2007-07-10 David Daney <ddaney@avtrex.com>
11407 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
11409 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
11411 * config/mips/mips.c (mips_expand_synci_loop): New function.
11412 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
11413 (UNSPEC_RDHWR): Same.
11414 (UNSPEC_SYNCI): Same.
11415 (UNSPEC_SYNC): Same.
11416 (clear_cache): New expand.
11420 (clear_hazard): Same.
11421 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
11423 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
11424 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
11426 2007-07-10 Ian Lance Taylor <iant@google.com>
11428 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
11431 2007-07-10 David Daney <ddaney@avtrex.com>
11433 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
11434 * builtins.c (expand_builtin___clear_cache): New function.
11435 (expand_builtin): Call expand_builtin___clear_cache for
11436 BUILT_IN_CLEAR_CACHE case.
11437 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
11438 * doc/md.texi (clear_cache): Document new instruction pattern.
11439 * testsuite/gcc.dg/builtins-64.c: New test.
11441 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
11443 * config/cris/cris.md ("movsi"): Fix typo in last change.
11445 2007-07-09 Geoffrey Keating <geoffk@apple.com>
11448 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
11450 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
11451 * varasm.c (assemble_start_function): Honor DECL_ALIGN
11452 for FUNCTION_DECLs. Don't use align_functions_log if
11454 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
11455 even for FUNCTION_DECLs.
11456 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
11458 * tree.h (DECL_ALIGN): Update for new location of 'align'.
11459 (DECL_FUNCTION_CODE): Update for new location and name of
11461 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
11462 (struct tree_decl_common): Move 'align' and 'off_align' out
11463 of union, ensure they're still on a 32-bit boundary. Remove
11464 other fields in union 'u1'.
11465 (struct tree_function_decl): Add field 'function_code' replacing
11466 'u1.f' in tree_decl_common.
11467 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
11468 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
11469 (Variable Attributes): Cross-reference 'aligned' attribute
11470 to Function Attributes.
11471 * flags.h (force_align_functions_log): Delete.
11472 * toplev.c (force_align_functions_log): Delete.
11474 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
11477 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
11478 (*vec_concatv2di_rex): New insn pattern.
11480 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11483 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
11485 2007-07-10 Ian Lance Taylor <iant@google.com>
11487 Replace no_new_pseudos in backends.
11488 * rtl.h (can_create_pseudo_p): Define.
11489 * config/darwin.c (machopic_indirect_data_reference): Use
11490 can_create_pseudo_p () instead of no_new_pseudos.
11491 (machopic_indirect_data_reference): Likewise.
11492 (machopic_legitimize_pic_address): Likewise.
11493 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
11494 (alpha_emit_set_const_1): Likewise.
11495 (alpha_emit_set_const): Likewise.
11496 (alpha_emit_conditional_move): Likewise.
11497 (alpha_split_conditional_move): Likewise.
11498 * config/alpha/alpha.md (various splitters): Likewise.
11500 * config/arm/arm.c (legitimize_pic_address): Likewise.
11501 (arm_load_pic_register): Likewise.
11502 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
11503 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
11504 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
11505 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
11506 * config/cris/cris.md (movsi): Likewise.
11507 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
11508 (symGOTOFF2reg_hilo): Likewise.
11509 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
11510 * config/h8300/h8300.md (insv, extzv): Likewise.
11511 * config/i386/i386.c (ix86_expand_move): Likewise.
11512 (ix86_expand_vector_move): Likewise.
11513 (ix86_prepare_fp_compare_args): Likewise.
11514 (ix86_expand_carry_flag_compare): Likewise.
11515 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
11516 (tls_dynamic_gnu2_combine_32): Likewise.
11517 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
11518 * config/ia64/ia64.c (ia64_expand_move): Likewise.
11519 (ia64_expand_movxf_movrf): Likewise.
11520 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
11521 (m32c_split_move): Likewise.
11522 (m32c_expand_insv): Likewise.
11523 * config/m68k/m68k.md (movsi): Likewise.
11524 * config/mips/mips.c (mips_force_temporary): Likewise.
11525 (mips_split_symbol): Likewise.
11526 (mips_move_integer): Likewise.
11527 (mips_legitimize_const_move): Likewise.
11528 * config/mn10300/mn10300.md (movsi): Likewise.
11529 * config/pa/pa.c (emit_move_sequence): Likewise.
11530 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11531 (rs6000_got_register): Likewise.
11532 (create_TOC_reference): Likewise.
11533 (rs6000_machopic_legitimize_pic_address): Likewise.
11534 * config/rs6000/rs6000.md (add<mode>3): Likewise.
11535 (various splitters): Likewise.
11536 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
11537 (movsi_got): Likewise.
11538 * config/s390/s390.c (emit_symbolic_move): Likewise.
11539 * config/s390/s390.md (movhi, movqi): Likewise.
11540 (load_multiple, store_multiple): Likewise.
11541 * config/score/score.c (score_force_temporary): Likewise.
11542 * config/sh/sh.c (prepare_move_operands): Likewise.
11543 (prepare_cbranch_operands): Likewise.
11544 (emit_fpu_switch): Likewise.
11545 (fpscr_set_from_mem): Likewise.
11546 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
11547 (adddi3, subsi3): Likewise.
11548 (various splitters): Likewise.
11549 (divsi_inv_fp_combine): Likewise.
11550 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
11551 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
11553 * config/sh/predicates.md (xor_operand): Likewise.
11554 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
11555 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
11556 (movdi_pic_label_ref): Likewise.
11557 * config/spu/spu.c (spu_split_immediate): Likewise.
11558 * config/alpha/alpha.md (various splitters): Remove test
11559 !no_new_pseudos || reload_completed.
11560 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
11562 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
11563 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
11564 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
11565 * config/score/score.c (th_output_mi_thunk): Likewise.
11566 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
11567 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11569 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
11571 PR rtl-optimization/32664
11572 * mode-switching.c (create_pre_exit): Skip barrier insns.
11574 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
11576 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
11577 force_gimple_operand_bsi.
11578 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
11579 rewrite_use_compare): Ditto.
11580 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
11582 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
11583 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
11584 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
11585 * tree-profile.c (prepare_instrumented_value,
11586 tree_gen_interval_profiler, tree_gen_pow2_profiler,
11587 tree_gen_one_value_profiler, tree_gen_ic_profiler,
11588 tree_gen_ic_func_profiler, tree_gen_average_profiler,
11589 tree_gen_ior_profiler): Ditto.
11590 * tree-ssa-reassoc.c (negate_value): Ditto.
11591 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
11592 Use force_gimple_operand_bsi.
11593 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
11594 * tree-if-conv.c (add_to_dst_predicate_list,
11595 find_phi_replacement_condition): Ditto.
11596 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
11597 Call mark_symbols_for_renaming for new statements.
11598 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
11600 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
11602 * cfghooks.c (remove_edge): New function.
11603 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
11605 * cfghooks.h (remove_edge): Declare.
11606 * cfg.c (remove_edge): Renamed to remove_edge_raw.
11607 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
11609 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
11611 * optabs.h: Added declaration for signbit_optab.
11612 * optabs.c: (init_optabs): Added initialization for signbit_optab.
11613 * genoptinit.c (optabs): Added entry for signbit insns.
11614 * builtins.c (expand_builtin_signbit): Added code to use a signbit
11615 insn, if available.
11616 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
11617 * config/s390/s390.md (signbit<mode>2): New expander.
11619 2007-07-09 Richard Guenther <rguenther@suse.de>
11621 PR middle-end/32698
11622 * fold-const.c (fold_plusminus_mult_expr): Move constant
11623 arguments second to allow decomposing.
11625 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
11628 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
11630 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
11631 Disregard DECL_FROM_INLINE.
11633 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
11636 * doc/invoke.texi: Add ftree-reassoc flag.
11637 * common.opt (ftree-reassoc): New flag.
11638 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
11639 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
11641 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
11643 PR tree-optimization/32681
11644 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
11645 saved in second_edge->aux when first_bb is a loop header.
11647 2007-07-09 Jan HUbicka <jh@suse.cz>
11649 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
11651 2007-07-09 Richard Guenther <rguenther@suse.de>
11653 * c-decl.c (start_function): Do not promote return type.
11655 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
11657 * function.c (do_warn_unused_parameter): Do not warn if
11658 TREE_NO_WARNING is set.
11660 2007-07-08 Andreas Schwab <schwab@suse.de>
11662 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
11664 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
11667 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
11669 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
11670 apply to assembly language, too.
11671 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
11673 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
11675 Revert (note the sccvn portions are *not* reverted)
11676 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
11678 Fix PR tree-optimization/23488
11680 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
11682 * tree-flow-inline.h (get_value_handle): Ditto.
11683 * tree-ssa-pre.c (decl_vh_map): New.
11684 (decl_node_pool): New.
11685 (can_value_number_operation): Support DECL_P.
11686 (can_PRE_operation): Ditto.
11687 (create_expression_by_pieces): Ditto.
11688 (find_existing_value_expr): Modify to differnetiate between
11689 addressing and top level.
11690 (create_value_handle_for_expr): Handle DECL's.
11691 (poolify_tree): Ditto.
11692 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
11693 (make_values_for_stmt): Handle DECL's properly.
11694 (init_pre): Reorg to not init useless things during FRE.
11696 * tree-flow.h: Include pointer-set.h.
11697 (decl_vh_map): Declare.
11698 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
11700 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
11702 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
11703 the constraint description.
11704 * doc/md.texi: Update documentation of AVR constraints.
11706 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
11708 * auto-inc-dec.c, config/arm/arm.c,
11709 config/m32r/constraints.md, config/mips/mips.md,
11710 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
11711 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
11712 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
11713 typos. Follow spelling conventions.
11714 * doc/invoke.texi, doc/rtl.texi: Fix typos.
11716 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
11717 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
11719 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
11720 realloc_vuse): Remove.
11721 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
11724 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
11726 Fix PR tree-optimization/23488
11728 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
11729 (try_to_simplify): Ditto.
11730 (visit_use): Ditto.
11731 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
11733 * tree-flow-inline.h (get_value_handle): Ditto.
11734 * tree-ssa-pre.c (decl_vh_map): New.
11735 (decl_node_pool): New.
11736 (can_value_number_operation): Support DECL_P.
11737 (can_PRE_operation): Ditto.
11738 (create_expression_by_pieces): Ditto.
11739 (find_existing_value_expr): Modify to differnetiate between
11740 addressing and top level.
11741 (create_value_handle_for_expr): Handle DECL's.
11742 (poolify_tree): Ditto.
11743 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
11744 (make_values_for_stmt): Handle DECL's properly.
11745 (init_pre): Reorg to not init useless things during FRE.
11747 * tree-flow.h: Include pointer-set.h.
11748 (decl_vh_map): Declare.
11749 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
11751 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
11753 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
11754 apply to assembly language, too.
11755 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
11757 2007-07-06 Ian Lance Taylor <iant@google.com>
11758 Zack Weinberg <zackw@panix.com>
11760 PR middle-end/32441
11761 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
11763 2007-07-06 Richard Sandiford <richard@codesourcery.com>
11765 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
11766 (prefetch): Likewise if "pref" would be used.
11768 2007-07-06 Josh Conner <jconner@apple.com>
11770 PR middle-end/32602
11771 PR middle-end/32603
11772 * calls.c (store_one_arg): Handle arguments which are partially
11773 on the stack when detecting argument overlap.
11775 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
11777 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
11778 chosen during find_reloads.
11780 2007-07-06 Richard Guenther <rguenther@suse.de>
11782 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
11783 TYPE_ARG_TYPES for verification of argument types. Use
11784 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
11785 parameters as variable arguments.
11787 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
11789 * libgcc2.h (word_type): Type definition removed.
11790 (cmp_return_type, shift_count_type): Type definitions added.
11791 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
11792 replaced with shift_count_type.
11793 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
11795 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
11796 changed from word_type to Wtype.
11797 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
11798 replaced with shift_count_type.
11799 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
11801 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
11802 and libgcc_shift_count attribute added.
11803 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
11804 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
11805 (TARGET_INITIALIZER): New target hooks added.
11806 * targhooks.c (default_libgcc_cmp_return_mode,
11807 default_libgcc_shift_count_mode): Default implementations for the new
11808 target hooks added.
11809 * targhooks.h (default_libgcc_cmp_return_mode,
11810 default_libgcc_shift_count_mode): Function prototypes added.
11811 * target.h (struct gcc_target): Fields for the new target hooks added.
11812 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
11814 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
11817 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
11818 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
11820 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
11821 s390_libgcc_shift_count_mode): Functions added.
11822 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
11823 Target hooks defined.
11825 2007-07-06 Richard Sandiford <richard@codesourcery.com>
11827 * config/mips/mips.c (compute_frame_size): Restore the original
11828 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
11829 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
11830 Document why the difference is needed.
11832 2007-07-06 Richard Guenther <rguenther@suse.de>
11834 * c-common.c (boolean_increment): Use correctly typed
11837 2007-07-06 Richard Sandiford <richard@codesourcery.com>
11839 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
11840 the topmost argument register is not also included in the save mask.
11841 (mips16e_collect_argument_save_p): Take a pointer to the argument
11842 register, rather than a pointer to the number of arguments.
11843 (mips16e_collect_argument_saves): Only include argument saves
11844 that aren't in the register mask.
11846 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
11848 PR rtl-optimization/32450
11849 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
11850 to ensure that instructions are not moved into the prologue when
11851 profiling is on. Remove unused prologue_end variable.
11852 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
11853 as a scheduling barrier.
11855 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
11858 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
11859 Disregard DECL_FROM_INLINE.
11861 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
11863 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
11864 IORing with a constant.
11866 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
11868 PR rtl-optimization/32475
11869 * df-scan.c (df_def_record_1): Add a use of the stack pointer
11870 for every definition of the stack pointer.
11872 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
11874 * arm.c (vfp3_const_double_index): Copy signed results of
11875 REAL_VALUE_TO_INT into unsigned vars.
11877 2007-07-05 Richard Guenther <rguenther@suse.de>
11879 PR middle-end/32639
11880 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
11882 * tree-ssa.c (useless_type_conversion_p): Check canonical
11885 2007-07-05 Anatoly Sokolov <aesok@post.ru>
11887 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
11888 zero_extendhisi2): Change to define_insn_and_split.
11889 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
11891 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
11893 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
11894 pass_match_asm_constraints): New.
11895 * passes.c (init_optimization_passes): Add new pass.
11896 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
11897 * function.h (struct function): Add has_asm_statement bit.
11898 (current_function_has_asm_statement): New.
11899 * tree-pass.h (pass_match_asm_constraints): New.
11901 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
11903 * config/mips/mips.c (mips_file_start): Avoid declaration
11906 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
11908 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
11910 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
11912 * rtl.def (NOTE): Change print format string to print
11913 operand 5 as a note insn name.
11915 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
11916 David Ung <davidu@mips.com>
11918 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
11919 * doc/invoke.texi: (MIPS Options): Document them.
11921 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
11922 David Ung <davidu@mips.com>
11924 Add support for SmartMIPS ASE.
11926 * optabs.c (expand_binop_directly): New, broken out from...
11927 (expand_binop): Here. Make it try rotating in the other
11928 direction even when the second operand isn't constant.
11929 * config/mips/mips.md (*lwxs): New.
11930 * config/mips/mips.opt (msmartmips): New.
11931 * config/mips/mips.c (mips_lwxs_address_p): New.
11932 (mips_rtx_costs): Make it recognize scaled indexed addressing.
11933 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
11934 __mips_smartmips when compiling for TARGET_SMARTMIPS.
11935 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
11936 (ISA_HAS_LWXS): New.
11937 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
11938 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
11939 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
11940 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
11941 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
11942 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
11943 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
11945 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
11947 * tree-vectorizer.c (new_loop_vec_info): Initialize
11948 LOOP_VINFO_COST_MODEL_MIN_ITERS.
11949 * tree-vectorizer.h (_loop_vec_info): Added new filed
11950 min_profitable_iters.
11951 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
11952 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
11953 * tree-vect-analyze.c (vect_analyze_operations): Set
11954 LOOP_VINFO_COST_MODEL_MIN_ITERS.
11955 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
11956 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
11957 Fix calculation of peel_iters_prologue. Move consideration of epilogue
11958 and prologue cost to after they are computed.
11959 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
11960 TARG_VEC_STMT_COST.
11961 (vect_model_simple_cost): Takes additional argument dt. Consider cost
11962 of creating vectors from scalars according to dt.
11963 (vect_model_store_cost): Likewise.
11964 (vectorizable_call): Use dt array instead of scalar dt. Call
11965 vect_model_simple_cost with additional argument dt.
11966 (vectorizable_assignment): Likewise.
11967 (vectorizable_operation): Likewise.
11968 (vectorizable_type_demotion): Likewise.
11969 (vectorizable_type_promotion): Likewise.
11970 (vectorizable_store): Use dt array instead of scalar dt. Call
11971 vect_model_store_cost with additional argument dt.
11972 (vect_do_peeling_for_loop_bound): Don't call
11973 vect_estimate_min_profitable_iters. Instead, lookup
11974 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
11975 "may not be profitable".
11977 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
11980 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
11981 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
11982 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
11983 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
11985 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
11987 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
11988 addressing modes cheaper.
11990 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
11992 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
11993 (dw_ranges_struct): Rename block_num to num. Adjust.
11994 (dw_ranges_by_label_struct): New.
11995 (ranges_by_label, ranges_by_label_allocated,
11996 ranges_by_label_in_use): New variables.
11997 (add_ranges_num): Factored most of the code out of...
11998 (add_ranges): ... this one. Rewrite in terms of the former.
11999 (add_ranges_by_labels): New.
12000 (output_ranges): Output by-label ranges.
12001 (dwarf2out_finish): Output range for multiple-section
12002 compile_unit. Output standard DW_AT_low_pc in addition to
12003 unexpected DW_AT_entry_pc.
12005 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
12007 PR tree-optimization/32604
12008 PR tree-optimization/32606
12010 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
12011 (compute_antic_safe): Removed.
12012 (ANTIC_SAFE_LOADS): Ditto.
12013 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
12014 (execute_pre): Don't call compute_antic_safe.
12015 (vuse_equiv): New function.
12016 (make_values_for_stmt): Use it
12017 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
12020 2007-07-04 Anatoly Sokolov <aesok@post.ru>
12023 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
12024 rather than a decl.
12025 (avr_attribute_table): Make "naked" attribute apply to function types
12026 rather than to decls.
12027 (avr_handle_fntype_attribute): New function.
12029 2007-07-04 Joseph Myers <joseph@codesourcery.com>
12031 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
12034 2007-07-04 David Ung <davidu@mips.com>
12035 Joseph Myers <joseph@codesourcery.com>
12037 * config/mips/mips.md (type): Add logical, signext and move.
12038 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
12039 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
12040 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
12041 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
12042 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
12043 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
12044 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
12045 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
12046 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
12047 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
12048 movv2sf_hardfloat_64bit): Use the new types.
12049 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
12050 *movdf_softfloat, *movdf_mips16): Use "multi".
12051 (extendqihi2): Replace with a define_expand.
12052 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
12053 Based on extend<SHORT:mode><GPR:mode>2 patterns.
12054 * config/mips/74k.md (r74k_int_logical): New reservation and
12056 (r74k_int_arith): Remove "slt".
12057 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
12058 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
12059 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
12060 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
12061 reservations for "arith".
12063 2007-07-04 Richard Guenther <rguenther@suse.de>
12065 * tree-ssa.c (useless_type_conversion_p): Add handling for
12066 scalar float and vector types. Only call the types_compatible_p
12067 langhook for aggregate types as last resort. Follow the
12070 2007-07-04 Richard Guenther <rguenther@suse.de>
12072 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
12073 the same as NOP_EXPR.
12075 2007-07-04 Nick Clifton <nickc@redhat.com>
12077 * target.h (struct gcc_target): Add target_help field.
12078 * target-def.h (TARGET_HELP): New.
12079 (TARGET_INITIALIZER): Use TARGET_HELP.
12080 * opts.c (command_handle_option): Invoke target_help function, if
12081 defined, when the user has specified --target-help on the command
12083 * doc/invoke.texi: Mention that --target-help might print
12084 additional information.
12085 * doc/tm.texi: Document TARGET_HELP hook.
12087 * arm.c (TARGET_HELP): Override default definition.
12088 (arm_target_help): New - display a wrapped list of cores and
12089 architectures supported.
12091 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
12093 * config/v850/v850.c (expand_prologue): Make sure
12094 GEN_INT() argument is sign extended rather than zero extended.
12095 (expand_epilogue): Likewise.
12096 (output_move_double): Delete.
12097 * config/v850/v850-protos.h (output_move_double): Delete.
12098 * config/v850/v850.md (movdi): Delete.
12099 (*movdi_internal): Delete.
12101 (*movdf_internal): Delete.
12103 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12105 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
12106 unless compiling RTP PIC.
12108 2007-07-04 Richard Guenther <rguenther@suse.de>
12110 PR tree-optimization/32482
12111 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
12112 original ssa name if we didn't find a shift expression.
12113 Fix shift constant for bit zero test.
12115 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12117 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
12119 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12121 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
12122 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
12123 * config/arm/vxworks.h (ASM_SPEC): Delete.
12124 (SUBTARGET_EXTRA_ASM_SPEC): Define.
12126 2007-07-04 Sebastian Pop <sebpop@gmail.com>
12128 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
12129 (DDR_REVERSED_P): New.
12130 * tree-data-ref.c (initialize_data_dependence_relation,
12131 build_classic_dist_vector): Set DDR_REVERSED_P.
12133 2007-07-04 Sebastian Pop <sebpop@gmail.com>
12135 PR middle-end/32457
12136 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
12137 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
12138 init_omega_for_ddr_1): Use non conservative number of iterations
12140 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
12141 (analyze_siv_subscript): Remove FIXME and reinitialization of
12142 last_conflicts to chrec_dont_know.
12143 * testsuite/gfortran.dg/vect/pr32457.f90: New.
12145 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
12147 * tree.c (maybe_canonicalize_argtypes): Improve description.
12149 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
12151 * tree.c (maybe_canonicalize_argtypes): New.
12152 (build_function_type): Set canonical type.
12153 (build_method_type_directly): Ditto.
12154 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
12157 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12159 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
12161 (rewrite_use_nonlinear_expr): Likewise.
12163 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
12165 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
12167 2007-07-04 Ben Elliston <bje@au.ibm.com>
12169 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
12172 * c-objc-common.c (c_types_compatible_p): Fix indentation.
12174 * doc/tm.texi (Run-time Target): Capitalise "CPU".
12175 (Exception Handling): Likewise.
12177 2007-07-03 Jan Hubicka <jh@suse.cz>
12179 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
12181 2007-07-03 Eric Christopher <echristo@apple.com>
12183 * doc/cppopts.texi: Add conflicting option note to -dM.
12184 * doc/invoke.texi: Add note about possible conflicts with
12185 -E for -dCHARS and note that -dM will not produce
12186 any results if there is no machine dependent reorg.
12188 2007-07-03 Geoffrey Keating <geoffk@apple.com>
12190 * tree.h (DECL_ALIGN): Back out previous change.
12192 2007-07-03 Joseph Myers <joseph@codesourcery.com>
12194 * configure.ac: Test for .dtprelword support on MIPS.
12195 * configure, config.in: Regenerate.
12196 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
12197 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
12199 2007-07-03 Julian Brown <julian@codesourcery.com>
12201 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
12202 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
12203 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
12204 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
12206 (all_fpus): Add FPUTYPE_VFP3.
12207 (fp_model_for_fpu): Add VFPv3 field.
12208 (arm_rtx_costs_1): Give cost to VFPv3 constants.
12209 (vfp3_const_double_index): New function. Return integer index of
12210 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
12212 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
12213 and argument represents a valid RTX for a VFPv3 constant.
12214 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
12216 (vfp_emit_fstmd): Similar, for fstmd.
12217 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
12218 constants, represented as integer indices.
12219 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
12220 VFP_REGNO_OK_FOR_DOUBLE macros.
12221 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
12222 (arm_file_start): Set float-abi attribute for VFPv3, and output
12223 correct ".fpu" assembler directive.
12224 (arm_dbx_register_numbering): Add FIXME.
12225 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
12226 (fputype): Add FPUTYPE_VFP3.
12227 (FIXED_REGISTERS): Add 32 registers for D16-D31.
12228 (CALL_USED_REGISTERS): Likewise.
12229 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
12230 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
12231 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
12232 (D7_VFP_REGNUM): New.
12233 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
12234 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
12235 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
12236 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
12237 (REG_ALLOC_ORDER): Adjust for VFPv3.
12238 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
12239 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
12240 VFP_LO_REGS, VFP_HI_REGS.
12241 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
12242 (IS_VFP_CLASS): Define macro.
12243 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
12245 (REGISTER_MOVE_COST): Likewise.
12246 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
12247 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
12248 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
12249 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
12250 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
12251 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
12252 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
12253 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
12254 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
12255 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
12256 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
12257 where appropriate for single-word registers.
12258 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
12259 As above. Fix type attributes.
12260 * config/arm/constraints.md (register_contraint "t"): Define.
12261 (register_constraint "w"): Change to D0-D15, or D0-D31 for
12263 (register_constraint "x"): Define.
12264 (constraint "Dv"): Define.
12266 2007-07-03 Geoffrey Keating <geoffk@apple.com>
12268 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
12270 2007-07-03 Tom Tromey <tromey@redhat.com>
12272 * c-parser.c (objc_pq_context): Removed.
12273 (objc_need_raw_identifier): Likewise.
12274 (c_parser) <objc_pq_context>: New field.
12275 <objc_need_raw_identifier>: Likewise.
12276 (OBJC_NEED_RAW_IDENTIFIER): Removed.
12277 (c_lex_one_token): Update.
12278 (c_parser_objc_protocol_definition): Update.
12279 (c_parser_objc_method_definition): Update.
12280 (c_parser_objc_methodproto): Update.
12281 (c_parser_declspecs): Update.
12283 2007-07-03 David Ung <davidu@mips.com>
12285 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
12287 2007-07-03 David Ung <davidu@mips.com>
12288 Richard Sandiford <richard@codesourcery.com>
12290 * doc/invoke.texi: Document -march=74kf3_2.
12291 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
12292 (TUNE_74K): Check for it.
12293 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
12294 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
12295 * config/mips/mips.md (cpu): Add 74kf3_2.
12296 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
12297 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
12298 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
12299 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
12300 74kf3_2 to the CPU list.
12301 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
12302 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
12303 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
12304 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
12305 (r74kf3_2_fxfer_from_c1): New insn reservations.
12307 2007-07-03 Richard Sandiford <richard@codesourcery.com>
12308 David Ung <davidu@mips.com>
12310 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
12311 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
12312 and 74k[fx]. Document aliases for the new options.
12313 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
12314 (PROCESSOR_24KF2_1): ...this.
12315 (PROCESSOR_24KX): Rename to...
12316 (PROCESSOR_24KF1_1): ...this.
12317 (PROCESSOR_74KF): Rename to...
12318 (PROCESSOR_74KF2_1): ...this.
12319 (PROCESSOR_74KX): Rename to...
12320 (PROCESSOR_74KF1_1): ...this.
12321 (TUNE_74K): Update PROCESSOR_* names.
12322 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
12323 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
12324 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
12325 (mips_rtx_cost_data): Update processor names in comments.
12326 (mips_issue_rate): Update PROCESSOR_* names.
12327 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
12328 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
12329 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
12330 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
12331 Update cpu attribute names.
12332 (r24k_fpu_iss): Rename this reservation to...
12333 (r24kf2_1_fpu_iss): ...this and update all uses.
12334 (r24kx_fpu_iss): Rename this reservation to...
12335 (r24kf1_1_fpu_iss): ...this and update all uses.
12336 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
12337 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
12338 Update cpu attribute names.
12340 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
12342 * config/m32r/constraints.md: New file.
12343 * config/m32r/m32r.c: Include tm-constrs.h.
12344 (small_data_operand): Use satisfies_constraint_* instead of macro.
12345 (addr24_operand, gen_compare): Likewise.
12346 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
12347 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
12348 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
12349 EXTRA_CONSTRAINT): Likewise.
12350 * config/m32r/m32r.md: Include constraints.md.
12351 (*movsi_insn): Use satisfies_constraint_* instead of macro.
12352 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
12353 * config/m32r/predicates.md (conditional_move_operand): Likewise.
12354 (two_insn_const_operand, int8_operand, uint16_operand,
12355 reg_or_int16_operand, reg_or_uint16_operand,
12356 reg_or_cmp_int16_operand, cmp_int16_operand,
12357 seth_add3_operand): Likewise.
12359 2007-07-03 Eric Christopher <echristo@gmail.com>
12361 * libgcc2.h: Conditionally declare __bswapsi2 and
12364 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
12366 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
12369 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12372 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
12373 (__gthrw_pragma): Provide default definition.
12374 (__gthrw2): Use it.
12375 * gthr-posix.c (__gthrw_pragma): Define.
12377 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
12379 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
12380 before declaring inequality.
12382 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
12384 * combine.c (recog_for_combine): Log the success or failure of
12385 matching new insn patterns against the machine description in
12388 2007-07-03 Revital Eres <eres@il.ibm.com>
12390 * ddg.c (print_sccs): New function.
12391 (check_sccs): New function.
12392 (create_ddg_all_sccs): Use it.
12393 * ddg.h (print_sccs): Declare.
12394 * modulo-sched.c (sms_order_nodes): Call print_sccs.
12396 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
12398 * targhooks.h (default_mode_for_suffix): New function declaration.
12399 * targhooks.c (default_mode_for_suffix): New default target hook.
12400 * target.h (struct c): New structure in the targetm struct.
12401 (mode_for_suffix): New target hook as part of struct c.
12402 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
12403 default_mode_for_suffix.
12404 (TARGET_C): New define.
12405 * c-lex.c: Include "target.h".
12406 (interpret_float): Use targetm.c.mode_for_suffix to determine
12407 the mode for a given non-standard suffix.
12408 Makefile.in (c-lex.o): Depend on $(TARGET_H).
12410 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
12411 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
12413 * doc/extend.texi (Floating Types): New node. Document __float80 and
12414 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
12416 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
12419 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
12420 predicate instead of target_operand.
12421 (divsi3_i1_media, divsi3_media_2): Likewise.
12423 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
12425 * tree.h (alias_sets_might_conflict_p): Rename into
12426 alias_sets_must_conflict_p.
12427 * alias.c (alias_sets_might_conflict_p): Likewise.
12428 (alias_sets_conflict_p): Use it.
12429 (objects_must_conflict_p): Likewise.
12430 * c-common.c (strict_aliasing_warning): Adjust.
12432 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
12434 * rtlhooks.c (gen_lowpart_if_possible): Check for
12435 invalid subreg before calling gen_lowpart_SUBREG.
12437 2007-07-02 Geoffrey Keating <geoffk@apple.com>
12439 * config/darwin9.h: Add copyright notice.
12440 (LINK_COMMAND_SPEC): Add comment.
12441 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
12442 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
12443 DARWIN_LIBSYSTEM_HAS_UNWIND.
12445 2007-07-02 Jakub Jelinek <jakub@redhat.com>
12448 * omp-low.c (check_combined_parallel): New function.
12449 (lower_omp_parallel): Call it via walk_stmts, set
12450 OMP_PARALLEL_COMBINED if appropriate.
12451 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
12452 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
12453 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
12454 don't consider it as combined parallel.
12456 2007-07-02 Richard Sandiford <richard@codesourcery.com>
12458 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
12459 (gcc_tooldir): Likewise.
12460 * configure: Regenerate.
12461 * Makefile.in (libsubdir_to_prefix): New variable, based on the
12462 old configure.ac gcc_tooldir setting.
12463 (prefix_to_exec_prefix): New variable.
12464 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
12465 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
12467 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
12469 Fix PR tree-optimization/32583
12470 Fix PR tree-optimization/32584
12471 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
12472 (phi_translate_set): Use phi_translate directly now.
12473 (make_values_for_stmt): Don't value number RHS if we already know
12476 2007-07-02 Steve Ellcey <sje@cup.hp.com>
12477 Jim Wilson <wilson@specifix.com>
12480 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
12483 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
12484 Richard Sandiford <richard@codesourcery.com>
12485 Nigel Stephens <nigel@mips.com>
12487 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
12488 (mips16e_output_save_restore): Declare.
12489 (mips16e_save_restore_pattern_p): Likewise.
12490 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
12491 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
12492 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
12493 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
12494 (BITSET_P): New global macro, extracted from...
12495 (mips_for_each_saved_reg): ...here.
12496 (mips16e_save_restore_info): New struct.
12497 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
12498 (mips16e_save_restore_regs): New variable.
12499 (mips_split_plus, mips16e_find_first_register): New functions.
12500 (mips16e_mask_registers): New function.
12501 (compute_frame_size): Expand the commentary before the function.
12502 Enforce the MIPS16e save and restore register range restrictions.
12503 Pad the general register save area at the low end.
12504 (mips16e_save_restore_reg, mips16e_build_save_restore)
12505 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
12506 (mips16e_output_save_restore, mips16e_collect_propagate_value)
12507 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
12509 (mips_expand_prologue, mips_expand_epilogue): Handle
12510 GENERATE_MIPS16E_SAVE_RESTORE.
12511 * config/mips/mips.md (*mips16e_save_restore): New pattern.
12513 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
12515 PR tree-optimization/31966
12516 PR tree-optimization/32533
12517 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
12518 "basic_block" description as its third argument. Update function
12519 calls to get destination bb from "edge" argument. Save "cond" into
12520 aux field of the edge. Update prototype for changed arguments.
12521 (if_convertible_loop_p): Clear aux field of incoming edges if bb
12523 (find_phi_replacement_condition): Operate on incoming edges, not
12524 on predecessor blocks. If there is a condition saved in the
12525 incoming edge aux field, AND it with incoming bb predicate.
12526 Return source bb of the first edge.
12527 (clean_predicate_lists): Clean aux field of outgoing node edges.
12528 (tree_if_conversion): Do not initialize cond variable. Move
12529 variable declaration into the loop.
12530 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
12531 initializations of new_stmt, arg0 and arg1 variables.
12533 2007-07-02 Jakub Jelinek <jakub@redhat.com>
12535 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
12536 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
12538 2007-07-02 Richard Guenther <rguenther@suse.de>
12540 * tree-ssa.c (useless_type_conversion_p): Document
12541 future intent as defining the middle-end type system.
12542 Re-structure to call langhook last, group by type class,
12543 mark questionable parts.
12545 2007-07-02 Richard Guenther <rguenther@suse.de>
12547 * tree-flow.h (types_compatible_p): Declare.
12548 * tree-ssa.c (types_compatible_p): New function.
12549 * ipa-type-escape.c (discover_unique_type): Use
12550 types_compatible_p instead of lang_hooks.types_compatible_p.
12551 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
12552 * tree-vn.c (expressions_equal_p): Likewise.
12553 * tree.c (fields_compatible_p): Likewise.
12554 * tree-ssa-dom.c (avail_expr_eq): Likewise.
12555 (cprop_operand): Use useless_type_conversion_p instead of
12556 lang_hooks.types_compatible_p.
12557 * tree-inline.c (setup_one_parameter): Likewise.
12558 (declare_return_variable): Likewise.
12559 * tree-nrv.c (tree_nrv): Likewise.
12560 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
12561 (maybe_fold_offset_to_component_ref): Likewise.
12562 (maybe_fold_offset_to_reference): Likewise.
12563 * tree-ssa-copy.c (may_propagate_copy): Likewise.
12564 (merge_alias_info): Likewise.
12565 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
12566 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
12567 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
12568 * tree-tailcall.c (find_tail_calls): Likewise.
12569 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
12570 * gimplify.c (canonicalize_addr_expr): Likewise.
12571 (fold_indirect_ref_rhs): Likewise.
12572 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
12573 (cpt_same_type): Likewise.
12574 (check_pointer_types_r): Swap parameters to cpt_same_type
12576 * fold-const.c (fold_convert): Revert fix for PR15988.
12577 * tree-inline.c (setup_one_parameter): Instead fix it here by
12578 using fold_build1 instead of fold_convert and checking for
12579 error_mark_node. Convert only if the conversion is necessary.
12581 2007-07-02 Joseph Myers <joseph@codesourcery.com>
12583 * configure.ac: Check for .gnu_attribute on Power.
12584 * configure: Regenerate.
12585 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
12586 attribute for floating-point ABI.
12588 2007-07-02 Ira Rosen <irar@il.ibm.com>
12590 PR tree-optimization/32230
12591 PR tree-optimization/32477
12592 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
12593 address is a constant.
12595 2007-07-02 Richard Sandiford <richard@codesourcery.com>
12597 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
12598 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
12599 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
12600 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
12601 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
12602 64-bit targets. Add support for *-elfoabi*.
12603 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
12604 different settings if $(tm_defines) does not select the EABI.
12605 (MULTILIB_EXCLUSIONS): Define in those circumstances.
12606 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
12607 (MIPS_ARCH_OPTION_SPEC): Likewise.
12608 (MIPS_ISA_LEVEL_SPEC): Likewise.
12609 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
12610 * config/mips/elfoabi.h: New file.
12612 2007-07-02 Richard Guenther <rguenther@suse.de>
12614 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
12615 (useless_type_conversion_p): ... this.
12616 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
12617 (useless_type_conversion_p): ... this.
12618 * builtins.c (fold_builtin_memory_op): Rename
12619 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
12620 * tree-cfg.c (verify_expr): Likewise.
12621 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
12622 * tree-ssa-ccp.c (ccp_fold): Likewise.
12623 * tree-ssa-copy.c (may_propagate_copy): Likewise.
12624 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
12625 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
12626 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
12627 * tree-ssa-pre.c (eliminate): Likewise.
12628 * tree-ssa.c (delete_tree_ssa): Likewise.
12629 (tree_ssa_useless_type_conversion): Likewise.
12630 * tree.c (build2_stat): Likewise.
12632 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
12634 Fix PR tree-optimization/32571
12635 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
12638 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
12640 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
12641 and other expected operations explicitly, change default to
12644 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12646 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
12648 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
12649 (tls_load_dot_plus_eight): Move the label number into the unspec.
12650 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
12652 2007-07-01 Andreas Schwab <schwab@suse.de>
12654 * dwarf2out.c (initial_return_save): Define only if used.
12656 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
12658 Unreverting Richard's Revert of:
12660 2007-06-27 Richard Sandiford <richard@codesourcery.com>
12662 * dce.c (deletable_insn_p_1): New function, split out from...
12663 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
12664 specially, not those inside PARALLELs. Remove BODY argument
12665 and adjust recursive call accordingly.
12666 (prescan_insns_for_dce): Update call to delete_insn_p.
12668 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
12669 Revital Eres <eres@il.ibm.com>
12671 * ddg.c (create_ddg_all_sccs): Fix missed
12672 initialization of scc_nodes.
12674 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
12676 PR middle-end/32559
12677 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
12678 X + ~X to 1 only for INTEGRAL_TYPE_P type.
12680 2007-06-30 Joseph Myers <joseph@codesourcery.com>
12682 * configure.ac: Check for .gnu_attribute on MIPS.
12683 * configure, config.in: Regenerate.
12684 * config/mips/mips.c (mips_file_start): If supported, output
12685 attribute for floating-point ABI.
12687 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
12690 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
12691 (ffs_cmove): New expander to expand using ctz pattern.
12692 (*ffs_cmove): Remove pattern.
12693 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
12694 (ffsdi2): Expand using ctz pattern.
12695 (*ffs_rex64): Remove pattern.
12697 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12699 PR rtl-optimization/32296
12700 * pa.md (return): Delete pattern.
12701 (return_internal): Remove "(const_int 1)" from pattern.
12702 (epilogue): Use return_internal pattern for trivial returns.
12703 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
12704 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
12706 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
12708 * tree-ssa-pre.c (is_exception_related): New function
12709 (can_value_number_operation): Use it.
12711 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
12713 Fix PR tree-optimization/32540
12714 Fix PR tree-optimization/31651
12716 * tree-ssa-sccvn.c: New file.
12718 * tree-ssa-sccvn.h: Ditto.
12720 * tree-vn.c: Include tree-ssa-sccvn.h
12721 (val_expr_paid_d): Removed.
12722 (value_table): Ditto.
12723 (vn_compute): Ditto.
12724 (val_expr_pair_hash): Ditto.
12725 (val_expr_pair_expr_eq): Ditto.
12726 (copy_vuses_from_stmt): Ditto.
12727 (vn_delete): Ditto.
12729 (shared_vuses_from_stmt): Ditto.
12730 (print_creation_to_file): Moved up.
12731 (sort_vuses): Ditto.
12732 (sort_vuses_heap): Ditto.
12733 (set_value_handle): Make non-static.
12734 (make_value_handle): Ditto.
12735 (vn_add): Rewritten to use sccvn lookups.
12736 (vn_add_with_vuses): Ditto.
12737 (vn_lookup): Ditto (and second argument removed).
12738 (vn_lookup_with_vuses): Ditto.
12739 (vn_lookup_or_add): Ditto (and second argument removed);
12740 (vn_lookup_or_add_with_vuses): Ditto.
12741 (vn_lookup_with_stmt): New.
12742 (vn_lookup_or_add_with_stmt): Ditto.
12743 (create_value_handle_for_expr): Ditto.
12745 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
12746 (seen_during_translate): New function.
12747 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
12748 (phi_trans_add): Ditto.
12749 (constant_expr_p): FIELD_DECL is always constant.
12750 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
12751 Use constant_expr_p.
12752 Avoid infinite recursion on mutually valued expressions.
12753 Change callers of vn_lookup_or_add.
12754 (phi_translate): New function.
12755 (compute_antic_safe): Allow phi nodes.
12756 (create_component_ref_by_pieces): Update for FIELD_DECL change.
12757 (find_or_generate_expression): Rewrite slightly.
12758 (create_expression_by_pieces): Updated for vn_lookup_or_add
12760 Update VN_INFO for new names.
12761 (insert_into_preds_of_block): Update for new names.
12762 (add_to_exp_gen): New function.
12763 (add_to_sets): Use vn_lookup_or_add_with_stmt.
12764 (find_existing_value_expr): Rewrite to changed vn_lookup.
12765 (create_value_expr_from): Ditto, and use add_to_exp_gen.
12766 (try_look_through_load): Removed.
12767 (try_combine_conversion): Ditto.
12768 (get_sccvn_value): New function.
12769 (make_values_for_phi): Ditto.
12770 (make_values_for_stmt): Ditto.
12771 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
12773 (init_pre): Update for SCCVN changes.
12775 (execute_pre): Ditto.
12777 * tree-flow.h (make_value_handle): Declare.
12778 (set_value_handle): Ditto.
12779 (sort_vuses_heap): Ditto.
12780 (vn_lookup_or_add_with_stmt): Ditto.
12781 (vn_lookup_with_stmt): Ditto.
12782 (vn_compute): Remove.
12784 (vn_delete): Ditto.
12785 (vn_lookup): Update arguments.
12787 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
12788 (tree-vn.o): Ditto.
12789 (tree-ssa-sccvn.o): New.
12790 (OBJS-common): Add tree-ssa-sccvn.o
12792 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12795 * c-typeck.c (build_external_ref): Don't mark as used if called
12797 * calls.c (rtx_for_function_call): Likewise.
12799 2007-06-30 Richard Sandiford <richard@codesourcery.com>
12803 2007-06-27 Richard Sandiford <richard@codesourcery.com>
12805 * dce.c (deletable_insn_p_1): New function, split out from...
12806 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
12807 specially, not those inside PARALLELs. Remove BODY argument
12808 and adjust recursive call accordingly.
12809 (prescan_insns_for_dce): Update call to delete_insn_p.
12811 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
12813 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
12814 (try_combine): Move potential calls to undo_all() so they happen
12815 before we commit to using the combined insns.
12817 2006-06-30 Jan Hubicka <jh@suse.cz>
12819 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
12822 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
12824 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
12825 (cgraph_remove_unreachable_nodes): Likewise.
12826 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
12827 * ipa-inline.c (update_caller_keys): Cast according to the coding
12829 (cgraph_decide_recursive_inlining): Likewise.
12830 (cgraph_decide_inlining_of_small_function): Likewise.
12831 (try_inline): Likewise.
12832 (cgraph_decide_inlining_incrementally): Likewise.
12833 * ipa-pure-const.c (get_function_state): Likewise.
12834 (scan_function): Likewise.
12835 (analyze_function): Likewise.
12836 (static_execute): Likewise.
12837 * ipa-reference.c (scan_for_static_refs): Likewise.
12838 (merge_callee_local_info): Likewise.
12839 (analyze_function): Use type safe memory macros.
12840 (static_execute): Likewise. Cast according to the coding conventions.
12841 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
12843 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
12845 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
12846 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
12849 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
12851 PR middle-end/30024
12852 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
12853 for complex modes (both int and real).
12855 2007-06-29 Jan Hubicka <jh@suse.cz>
12857 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
12859 2007-06-29 Jan Hubicka <jh@suse.cz>
12861 PR middle-end/32372
12862 * cse.c (cse_insn): Avoid invalid sharing in between register note and
12865 2007-06-29 Anatoly Sokolov <aesok@post.ru>
12868 * config/avr/avr.c: Include dataflow header file.
12869 (expand_prologue): Adjust for prologue insn change.
12870 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
12873 2007-06-29 Richard Guenther <rguenther@suse.de>
12875 PR middle-end/32493
12876 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
12877 during type verification.
12879 2007-06-29 Jan Hubicka <jh@suse.cz>
12881 * recog.c (validate_change_rtx_1): Unshare TO argument.
12883 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
12885 PR tree-optimization/24659
12886 * tree-vect-transform.c (vectorizable_call): Handle
12887 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
12889 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
12890 * config/i386/i386.c (enum ix86_builtins)
12891 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
12892 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
12894 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
12895 const using def_builtin_const.
12896 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
12897 input operands in the same modes as the result.
12898 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
12900 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
12902 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
12903 (df_set_dead_notes_for_mw): Likewise.
12905 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
12907 * c-common.c (pointer_int_sum): Do the negation in sizetype.
12909 2007-06-28 DJ Delorie <dj@redhat.com>
12911 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
12913 2007-06-28 Geoffrey Keating <geoffk@apple.com>
12915 * doc/invoke.texi (C++ Dialect Options): Document
12916 fvisibility-ms-compat.
12917 * c.opt (fvisibility-ms-compat): New.
12919 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
12922 * tree-affine.c (aff_combination_add_elt): Handle
12923 pointer addition specially.
12925 2007-06-28 Jakub Jelinek <jakub@redhat.com>
12927 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
12928 decl is non-external for AIX ABI.
12930 2007-06-28 David Edelsohn <edelsohn@gnu.org>
12932 * config/rs6000/predicates.md (current_file_function_operand):
12933 Ensure the symbol is non-external for AIX ABI.
12935 2007-06-28 Nick Clifton <nickc@redhat.com>
12937 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
12938 (fdce, fdse, fpredictive-commoning): Likewise.
12940 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12943 * gcc.c (process_command): Recognize the new -static-libgfortran
12946 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
12949 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
12950 Use a call clobbered hard reg instead of a pseudo reg.
12952 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
12954 * config/sh/sh.md (load_gbr): Use correct operand constraint.
12956 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
12959 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
12960 REG_LIBCALL and REG_RETVAL notes.
12961 (divsi3, mulsi3): Likewise.
12962 (mulhisi3): Likewise. Use emit_libcall_block.
12963 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
12965 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
12967 PR rtl-optimization/32481
12968 * combine.c (adjust_for_new_dest): Rescan the changed insn.
12970 2007-06-27 Richard Sandiford <richard@codesourcery.com>
12972 * dce.c (deletable_insn_p_1): New function, split out from...
12973 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
12974 specially, not those inside PARALLELs. Remove BODY argument
12975 and adjust recursive call accordingly.
12976 (prescan_insns_for_dce): Update call to delete_insn_p.
12978 2007-06-27 Richard Guenther <rguenther@suse.de>
12980 PR middle-end/32492
12981 * tree.h (fold_convertible_p): Declare.
12982 * fold-const.c (fold_convertible_p): New function.
12983 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
12984 instead of lang_hooks.types_compatible_p.
12986 2007-06-26 Jan Hubicka <jh@suse.cz>
12988 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
12989 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
12990 early use validate_unshare_change.
12991 (reload_combine): Likewise.
12992 * recog.c (change_t): New field unshare.
12993 (validate_change_1): Rename from validate_change; add argument unshare.
12994 (validate_change): Turn into wrapper of validate_change_1; update
12995 prototype for bools.
12996 (validate_unshare_change): New.
12997 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
12998 calls of df_insn_rescan.
12999 * recog.h (validate_change): Replace ints by bools.
13000 (validate_unshare_change): Declare.
13002 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
13004 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
13006 2007-06-26 Steve Ellcey <sje@cup.hp.com>
13008 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
13010 2007-06-25 Jan Hubicka <jh@suse.cz>
13012 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
13014 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
13015 cgraph_decide_inlining_incrementally): Move uninlinability checks to
13016 places other call site specific checks are performed.
13018 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13021 * tree-vect-transform.c (vectorizable_operation): Convert
13022 POINTER_PLUS_EXPR over to PLUS_EXPR.
13024 2007-06-25 Chao-ying Fu <fu@mips.com>
13026 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
13027 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
13028 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
13029 Document GET_MODE_IBIT, and GET_MODE_FBIT.
13031 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
13032 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
13033 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
13034 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
13035 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
13036 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
13037 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
13038 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
13039 ALL_FIXED_POINT_MODE_P): New define.
13040 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13042 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
13044 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
13045 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
13046 MODE_VECTOR_UACCUM): New mode classes.
13048 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
13049 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
13050 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
13053 * genmodes.c (struct mode_data): Add ibit and fbit fields.
13054 (blank_mode): Initialize ibit and fbit.
13055 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
13056 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13058 (new_adjust): Change required_class to required_class_from and
13059 required_class_to for testing within a range.
13060 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13061 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
13062 MODE_VECTOR_UACCUM.
13063 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
13064 (make_fixed_point_mode): New.
13065 (_ADD_ADJUST): Change C to C1 and C2.
13066 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
13067 use a range for machine classes.
13068 (ADJUST_IBIT, ADJUST_FBIT): New.
13069 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
13071 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
13072 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
13073 Emit adjustment for ibit and fbit.
13074 (emit_mode_ibit, emit_mode_fbit): New.
13075 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
13077 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
13079 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
13080 as the source of the set.
13082 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
13084 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
13085 FP_REGNO_P): Use IN_RANGE.
13086 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
13087 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
13088 (DATA_REG_P): Use DATA_REGNO_P.
13089 (FP_REG_P): Use FP_REGNO_P.
13090 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
13091 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
13092 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
13094 2007-06-24 Jan Hubicka <jh@suse.cz>
13096 PR middle-end/30563
13097 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
13099 2007-06-24 Sebastian Pop <sebpop@gmail.com>
13101 PR middle-end/32461
13102 * fold-const.c (fold_binary): Strip nops of operand 0
13103 of BIT_NOT_EXPR before calling operand_equal_p.
13104 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
13105 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
13107 2007-06-23 Mark Mitchell <mark@codesourcery.com>
13109 * doc/extend.texi: Document that dllimport and dllexport imply
13110 default visibility.
13111 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
13112 imported or exported declaration, including type declarations.
13113 * c-common.c (handle_visibility_attribute): Check for conflicts
13114 with dllimport/dllexport.
13115 (c_determine_visibility): Handle dllimport/dllexport as an
13116 explicit visibility atttribute.
13118 2007-06-23 Richard Guenther <rguenther@suse.de>
13120 PR tree-optimization/16876
13121 PR middle-end/29478
13122 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
13124 * tree-inline.c (initialize_inlined_parameters): Do not call
13125 lang_hooks.tree_inlining.convert_parm_for_inlining.
13126 * cgraphbuild.c (initialize_inline_failed): Set inline failed
13127 reason for mismatched types.
13128 * gimplify.c (gimplify_call_expr): Verify the call expression
13129 arguments match the called function type signature. Otherwise
13130 mark the call expression to be not considered for inlining
13131 using CALL_CANNOT_INLINE_P flag.
13132 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
13133 edges call expression.
13134 (cgraph_decide_inlining_of_small_function): Likewise.
13135 (cgraph_decide_inlining): Likewise.
13136 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
13138 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
13139 * c-typeck.c (c_convert_parm_for_inlining): Remove.
13140 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
13141 Remove declaration.
13142 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
13143 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
13145 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
13146 convert_parm_for_inlining member.
13148 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
13151 * arm.md (negscc): Match the correct operand for optimized LT0 test.
13152 Remove optimization for GT.
13154 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
13156 PR middle-end/32437
13157 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
13159 (prescan_insns_for_dce): Add extra parameter.
13161 2007-06-23 Jan Hubicka <jh@suse.cz>
13163 PR middle-end/31541
13164 * gimplify.c (mark_addressable): New function.
13165 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
13167 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
13169 PR middle-end/32374
13170 * expr.c (store_constructor): Do not clobber non-zeroed memory.
13172 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
13175 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
13176 moves between MMX/SSE registers to at least 8 units to prevent
13177 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
13179 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
13181 * config/i386/i386.c (override_options): Correct x86_sahf
13184 2007-06-21 David Daney <ddaney@avtrex.com>
13187 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
13188 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
13189 (exception_receiver): Renamed to ...
13190 (nonlocal_goto_receiver): ... this.
13192 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
13194 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
13195 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
13196 partial register accesses.
13198 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
13200 * fold-const.c (debug_fold_checksum): Move it under
13201 ENABLE_FOLD_CHECKING.
13203 2007-06-21 Sebastian Pop <sebpop@gmail.com>
13205 PR middle-end/20623
13206 * tree.h (debug_fold_checksum): Declared.
13207 * fold-const.c (build_fold_addr_expr_with_type_1): New.
13208 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
13209 build_fold_addr_expr_with_type_1.
13210 (fold_addr_expr, debug_fold_checksum): New.
13211 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
13212 (fold_unary, fold_comparison, split_address_to_core_and_offset):
13213 Use fold_addr_expr.
13215 2007-06-21 Sebastian Pop <sebpop@gmail.com>
13217 PR tree-optimization/19590
13218 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
13219 of scev is a constant.
13221 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
13223 * df-problems.c (df_note_bb_compute): Made computation of live
13224 info consistent with df_lr.
13226 2007-06-21 Richard Guenther <rguenther@suse.de>
13228 PR tree-optimization/32453
13229 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
13230 for pointer anti-range.
13232 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
13234 * config/i386/i386.c (processor_target_table): Increase maximum
13235 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
13238 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
13239 byte alignment if > 8 byte alignment is preferred.
13240 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
13242 2007-06-21 Jakub Jelinek <jakub@redhat.com>
13244 PR tree-optimization/31866
13245 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
13246 if ASM_EXPR's input is not a SSA_NAME.
13248 PR middle-end/32362
13249 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
13250 but decl is a global var, instead return decl.
13251 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
13252 even for is_global_var decls, if they are private in some outer
13255 2007-06-21 Richard Guenther <rguenther@suse.de>
13257 PR tree-optimization/32451
13258 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
13260 2007-06-21 Christian Bruel <christian.bruel@st.com>
13262 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
13263 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
13264 (push_regs): Changed saving order or banked registers.
13265 (sh_expand_epilogue): Likewise.
13266 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
13267 (FIRST_BANKED_REG): Likewise.
13268 (LAST_BANKED_REG): Likewise.
13269 * config/sh/sh.md (banked) New attribute.
13270 (in_delay_slot): Check banked attribute.
13272 2007-06-20 Sebastian Pop <sebpop@gmail.com>
13274 PR tree-optimization/32075
13275 * tree-data-ref.c (subscript_dependence_tester_1,
13276 analyze_miv_subscript, analyze_overlapping_iterations,
13277 add_distance_for_zero_overlaps, build_classic_dist_vector,
13278 subscript_dependence_tester_1, analyze_overlapping_iterations,
13279 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
13280 compute_affine_dependence, compute_all_dependences): Pass loop_nest
13281 to evolution_function_is_affine_multivariate_p.
13283 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
13285 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
13287 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
13290 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
13292 * config/m32c/prologue.md (epilogue_exitd_16): New.
13293 (epilogue_reit_16): New.
13294 (epilogue_exitd): Rename to epilogue_exitd_24.
13295 (epilogue_reit): Rename to epilogue_reit_24.
13297 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
13298 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13300 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
13302 * haifa-sched.c (queue_to_ready): Don't requeue next insn
13303 if dbg_cnt (sched_insn) reaches the limit.
13304 (choose_ready): New parameter INSN_PTR and new return value.
13305 (schedule_block): Handle dbg_cnt (sched_insn). Handle
13306 the new return value from choose_ready.
13307 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
13308 (rest_of_handle_global_alloc): New global_alloc_at_func.
13310 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
13312 PR tree-optimization/25737
13313 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
13314 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
13315 * tree-flow.h (struct fieldoff): Add new field alias_set.
13316 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
13317 argument addressable_type. Set alias_set of fieldoff.
13318 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
13319 (create_overlap_variables_for): Pass alias_set from fieldoff to
13321 * alias.c (get_alias_set): Use alias_set from SFT if set.
13323 2007-06-20 Hui-May Chang <hm.chang@apple.com>
13325 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
13326 of a variable as an unsigned HOST_WIDE_INT integer.
13328 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
13330 PR rtl-optimization/32405
13331 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
13333 2007-06-20 Jakub Jelinek <jakub@redhat.com>
13335 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
13337 PR middle-end/31959
13338 * builtins.c: Include diagnostic.h.
13339 (expand_builtin_expect): Make gcc_assert more permissive.
13340 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
13342 PR inline-asm/32109
13343 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
13346 PR middle-end/32285
13347 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
13348 if ACCUMULATE_OUTGOING_ARGS.
13350 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
13352 * config/m68hc11/m68hc11.c: Include dataflow header file.
13353 (m68hc11_reorg): Port to dataflow.
13355 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13357 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
13358 (struct df_problem.free_blocks_on_set_blocks): New field.
13359 (struct dataflow.optional_p): New field.
13360 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
13361 (df_live_set_all_dirty): New function.
13362 * df-scan.c (df_scan_alloc): Initialize optional_p.
13363 (problem_SCAN): Initialize free_blocks_on_set_blocks.
13364 * df-core.c (df_set_blocks): Removed use of
13365 DF_FIRST_OPTIONAL_PROBLEM. Now uses
13366 df_problem.free_blocks_on_set_blocks to determine which blocks are
13368 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
13369 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
13370 uses dataflow.optional_p to determine if problem should be
13372 (rest_of_handle_df_initialize): Only start live problem if
13374 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
13375 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
13376 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
13377 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
13378 problem_NOTE): Initialize free_blocks_on_set_blocks.
13379 (df_lr_bb_local_compute): Recompute luids if df_live problem is
13381 (df_live_set_all_dirty, df_note_alloc): New function.
13382 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
13384 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
13385 * postreload.c (reload_combine): Ditto.
13386 * cse.c (cse_extended_basic_block): Ditto.
13387 * regmove.c (mark_flags_life_zones): Ditto.
13388 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
13389 erase_matching_seqs): Ditto.
13390 * bt-load.c (compute_defs_uses_and_gen): Ditto.
13391 * integrate (allocate_initial_values): Ditto.
13392 * combine.c (reg_dead_at_p): Ditto.
13393 * resource.c (mark_target_live_regs): Ditto.
13394 * sched-rgn.c (check_live_1, update_live_1): Ditto.
13395 * config/sh/sh.c (find_r0_life_regions): Ditto.
13396 * global.c (rest_of_handle_global_alloc): Only add back df_live
13398 * local-alloc.c (rest_of_handle_local_alloc): Only remove
13399 df_live for -O > 1.
13400 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
13402 (if_convert): Make sure df_live is there at -O == 1.
13403 (pass_if_after_combine): Cleanup flags.
13404 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
13405 is there at -O == 1.
13407 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
13409 * config/arm/arm.c (arm_get_frame_offsets): Set
13410 offsets->locals_base to avoid negative stack size.
13411 (thumb1_expand_prologue): Assert on negative stack size.
13413 2007-06-19 Sebastian Pop <sebpop@gmail.com>
13415 PR tree-optimization/32367
13416 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
13417 of the chrec has no evolution in that loop.
13418 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
13420 2007-06-19 Bob Wilson <bob.wilson@acm.org>
13422 * config/xtensa/xtensa.c: Include "df.h".
13423 (xtensa_builtin_saveregs): Use adjust_address instead of
13425 (xtensa_va_start): Invoke make_tree with sizetype for
13426 expand_builtin_saveregs and then convert the result to a pointer.
13427 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
13428 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
13429 Subtract argument size from index value as integers and then use
13430 POINTER_PLUS_EXPR to add the result to the array address.
13432 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
13435 * config/m32c/m32c.c: Include dataflow header file.
13436 (m32c_emit_prologue): Adjust for prologue insn change.
13437 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
13438 once inside a PARALLEL. Assume frame size passed in operand 0
13439 includes space to save the fb register.
13440 (prologue_enter_24): Likewise.
13441 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
13443 2007-06-19 David Daney <ddaney@avtrex.com
13446 * config/mips/mips.md (cprestore): Mark $gp as used.
13448 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
13451 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
13452 (frv_ifcvt_modify_insn): Likewise.
13454 2007-06-19 Richard Guenther <rguenther@suse.de>
13456 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
13457 only handle positive offsets that fit in a HOST_WIDE_INT.
13459 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
13461 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
13462 result of rsqrt insn for zero input argument to avoid NaN.
13464 2007-06-19 Richard Guenther <rguenther@suse.de>
13466 PR middle-end/31950
13467 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
13469 2007-06-19 Jakub Jelinek <jakub@redhat.com>
13471 PR tree-optimization/32353
13472 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
13474 2007-06-19 Nick Clifton <nickc@redhat.com>
13476 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
13478 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
13481 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
13482 * config/i386/i386.c (assign_386_stack_local): Assert that
13483 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
13484 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
13485 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
13486 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
13488 2007-06-18 Steve Ellcey <sje@cup.hp.com>
13490 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
13492 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
13494 PR rtl-optimization/32321
13495 * gcse.c (replace_store_insn): Update the note before
13496 calling emit_insn_after.
13498 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
13500 PR middle-end/32355
13501 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
13503 * df-problems.c (df_note_bb_compute): Fix dumping info.
13505 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
13507 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
13508 insn with emit_jump_insn.
13510 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
13512 PR tree-optimization/32383
13513 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
13514 * targhooks.h (default_builtin_reciprocal): Update prototype.
13515 * target.h (struct gcc_target): Update builtin_reciprocal.
13516 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
13517 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
13518 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
13519 when fndecl is in BUILT_IN_MD class.
13520 (execute_convert_to_rsqrt): Ditto.
13522 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
13523 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
13524 Convert BUILT_IN_SQRTF code only when md_fn is false.
13526 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
13528 * bt-load.c (move_btr_def): Fix the order of arguments
13529 to validate_replace_rtx.
13531 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
13533 * config/m68k/m68k-devices.def: Add 54450..54455.
13535 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
13537 PR rtl-optimization/32366
13538 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
13539 FLOAT_EXTEND]: Prevent non-scalar modes from entering
13542 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
13544 PR middle-end/32349
13545 * modulo-sched (generate_reg_moves): Added rescan parameter and if
13546 this is true, rescan insn being modified.
13547 (sms_schedule): Added rescan parameter.
13548 (rest_of_handle_sms): Moved freeing of dominance info to before
13549 getting out of cfg_layout.
13551 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
13553 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
13554 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
13557 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
13558 FL_CF_EMAC from the entry for isac.
13560 * config/m68k/predicates.md (const_call_operand): Adjust comment.
13561 (const_sibcall_operand): New.
13562 (sibcall_operand): Use it.
13563 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
13564 (m68k_isas): ISAC does not imply FPU or EMAC.
13565 (override_options): Add ISA_C logic for symbolic jump & call.
13567 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
13569 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
13570 return mode from the builtin itself.
13571 (sparc_fold_builtin): Fix cast of zero constant.
13573 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
13575 * targhooks.c (default_builtin_reciprocal): New default target hook.
13576 * targhooks.h (default_builtin_reciprocal): Add prototype.
13577 * hooks.c (hook_tree_tree_bool_null): Remove hook.
13578 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
13579 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
13580 default_builtin_reciprocal.
13582 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
13584 PR middle-end/31723
13585 * hooks.c (hook_tree_tree_bool_null): New hook.
13586 * hooks.h (hook_tree_tree_bool_null): Add prototype.
13587 * tree-pass.h (pass_convert_to_rsqrt): Declare.
13588 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
13589 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
13590 and convert it to reciprocal a*rfunc(b).
13591 (execute_convert_to_rsqrt): New function.
13592 (gate_convert_to_rsqrt): New function.
13593 (pass_convert_to_rsqrt): New pass definition.
13594 * target.h (struct gcc_target): Add builtin_reciprocal.
13595 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
13596 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
13597 TARGET_BUILTIN_RECIPROCAL.
13598 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
13600 * config/i386/i386.h (TARGET_RECIP): New define.
13601 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
13602 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13603 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13604 and not optimizing for size.
13605 (*rcpsf2_sse): New insn pattern.
13606 (*rsqrtsf2_sse): Ditto.
13607 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
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 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
13612 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13613 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13614 and not optimizing for size.
13615 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
13616 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13617 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13618 and not optimizing for size.
13619 (*sse_rsqrtv4sf2): Do not export.
13620 (sqrtv4sf2): Ditto.
13621 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
13622 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
13623 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
13624 and not optimizing for size.
13625 (sqrtv4sf2): Ditto.
13626 * config/i386/i386.opt (mrecip): New option.
13627 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
13628 (ix86_emit_swsqrtsf): Ditto.
13629 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
13630 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
13631 builtin definition.
13632 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
13633 ix86_expand_unop1_builtin.
13634 (ix86_emit_swdivsf): New function.
13635 (ix86_emit_swsqrtsf): Ditto.
13636 (ix86_builtin_reciprocal): New function.
13637 (TARGET_BUILTIN_RECIPROCAL): Use it.
13638 (ix86_vectorize_builtin_conversion): Rename from
13639 ix86_builtin_conversion.
13640 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
13641 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
13642 "i386 and x86_64 Options" section.
13643 (Intel 386 and AMD x86_64 Options): Document -mrecip.
13645 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13646 Zdenek Dvorak <dvorakz@suse.cz>
13647 Richard Guenther <rguenther@suse.de>
13648 Kaz Kojima <kkojima@gcc.gnu.org>
13650 * tree-vrp.c (compare_values_warnv): Convert val2 to
13652 (extract_range_from_assert): Create
13653 POINTER_PLUS_EXPR for pointer types.
13654 (extract_range_from_binary_expr): Handle
13655 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
13657 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
13658 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
13659 POINTER_PLUS_EXPR as PLUS_EXPR.
13660 (number_of_iterations_lt_to_ne):
13661 For pointer types, use sizetype when
13662 creating MINUS_EXPR/PLUS_EXPRs.
13663 (assert_loop_rolls_lt): For pointer types, use sizetype when
13664 creating MINUS_EXPR/PLUS_EXPRs.
13665 (number_of_iterations_le): Likewise.
13666 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
13667 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
13668 like PLUS_EXPR and MINUS_EXPR.
13669 * tree-pretty-print.c (dump_generic_node): Handle
13671 (op_prio): Likewise.
13672 (op_symbol_1): Likewise.
13673 * optabs.c (optab_for_tree_code): Likewise.
13674 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
13676 * tree-tailcall.c (process_assignment): Mention
13677 POINTER_PLUS_EXPR in a TODO comment.
13678 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
13679 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
13680 not used with a pointer and an integer type.
13681 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
13682 increment using chrec_convert_rhs instead of chrec_convert.
13683 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
13684 PLUS_EXPR except for the right hand side's type will be
13686 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
13687 (fold_used_pointer_cast): Kill.
13688 (pointer_offset_p): Kill.
13689 (fold_used_pointer): Kill.
13690 (pointer_used_p): Kill.
13691 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
13692 call fold_used_pointer.
13693 (instantiate_parameters_1): Convert the increment
13694 using chrec_convert_rhs instead of chrec_convert.
13695 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
13696 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
13697 instead of PLUS_EXPR.
13698 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
13699 PLUS_EXPR for pointers.
13700 (std_gimplify_va_arg_expr): Likewise.
13701 (fold_builtin_memory_op): Likewise.
13702 (fold_builtin_strstr): Likewise.
13703 (fold_builtin_strchr): Likewise.
13704 (fold_builtin_strrchr): Likewise.
13705 (fold_builtin_strpbrk): Likewise.
13706 (expand_builtin_memory_chk): Likewise.
13707 (fold_builtin_memory_chk): Likewise.
13708 (std_expand_builtin_va_start): Use
13709 sizetype for the call to make_tree and then convert
13710 to the pointer type.
13711 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
13712 instead of PLUS_EXPR for adding to a pointer.
13713 (std_gimplify_va_arg_expr): Use fold_build2 for
13714 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
13715 the operands to sizetype first and then cast the BIT_AND_EXPR
13716 back to the pointer type.
13717 * fold-const.c (build_range_check): Handle pointer types
13719 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
13720 of PLUS_EXPR's. Make sure the offset is converted to
13722 (try_move_mult_to_index): Strip the NOPs from the offset.
13723 Remove code argument and replace all uses with PLUS_EXPR.
13724 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
13725 specially. Don't use a pointer type for MINUS_EXPR.
13726 (fold_unary): Handle for (T1)(X op Y),
13727 only p+ as that is the only as that can be handled for
13728 binary operators now.
13729 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
13731 <case PLUS_EXPR>: Add folding of PTR+INT into
13733 Don't call try_move_mult_to_index.
13734 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
13735 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
13736 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
13737 Don't call try_move_mult_to_index.
13738 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
13739 (tree_expr_nonzero_p): Likewise.
13740 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
13741 of PLUS_EXPR for the complex expression folding.
13742 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
13743 first chrec is a pointer type, then the second should
13744 be sizetype and not the first's type.
13745 For POINTER_PLUS_EXPR, use a different right hand side type.
13746 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
13747 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
13748 different right hand side type.
13749 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
13750 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
13751 instead of PLUS_EXPR.
13752 When either operand is zero, convert the other operand.
13753 (chrec_apply): Use chrec_convert_rhs
13754 on the argument x instead of chrec_convert.
13755 (reset_evolution_in_loop): For pointer types, the new_evol
13756 should be sizetype.
13757 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
13758 different right hand side type.
13759 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
13760 (chrec_convert_rhs): New function.
13761 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
13762 different right hand side type.
13763 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
13764 * tree-chrec.h (chrec_convert_rhs): New prototype.
13765 (build_polynomial_chrec): For pointer types, the right hand
13766 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
13767 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
13768 Remove subtraction case as it is always addition now.
13769 Make sure the offset is converted to sizetype.
13770 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
13771 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
13772 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
13773 PLUS_EXPR in pointer type.
13774 Handle POINTER_PLUS_EXPR.
13775 (tree_to_aff_combination): Likewise.
13776 (force_expr_to_var_cost): Likewise.
13777 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
13778 instead of PLUS_EXPR for pointers.
13779 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
13780 instead of PLUS_EXPR of pointer types.
13781 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
13783 (check_va_list_escapes): Likewise.
13784 (check_all_va_list_escapes): Likewise.
13785 * dwarf2out.c (loc_descriptor_from_tree_1):
13786 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
13787 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
13788 (string_constant): Likewise.
13789 * tree-ssa-address.c (tree_mem_ref_addr): When adding
13790 the offset to the base, use POINTER_PLUS_EXPR.
13791 (add_to_parts): Convert the index to sizetype.
13792 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
13793 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
13794 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
13795 Offset only holds something for PLUS_EXPR.
13796 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
13798 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
13800 (analyze_accesses_for_modify_stmt): Likewise.
13801 Remove comment about the type being integral type as it is
13803 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
13805 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
13807 Correct the type which the artimentic is done in (is now
13810 * tree-data-ref.c (split_constant_offset): Handle
13812 * tree-affine.c (tree_to_aff_combination): Likewise.
13813 * c-typeck.c (build_unary_op): For pointers create the increment
13814 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
13816 * gimplify.c (gimplify_self_mod_expr): Create a
13817 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13818 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
13819 * tree.def (POINTER_PLUS_EXPR): New tree code.
13820 * tree-predcom.c (ref_at_iteration): If we have a pointer
13821 type do the multiplication in sizetype.
13822 * tree-mudflap.c (mf_xform_derefs_1): Create a
13823 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13824 * tree-ssa-forwprop.c
13825 (forward_propagate_addr_into_variable_array_index):
13826 Don't expect there to be a cast for the index as that
13827 does not exist anymore.
13828 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
13829 instead of PLUS_EXPR.
13830 Don't check for the first operand of the POINTER_PLUS_EXPR
13831 was the index as it cannot be.
13832 Call forward_propagate_addr_into_variable_array_index with
13833 the SSA_NAME instead of the statement.
13834 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
13835 (compare_constant): Likewise.
13836 (copy_constant): Likewise.
13837 (compute_reloc_for_constant): Likewise.
13838 (output_addressed_constants): Likewise.
13839 (initializer_constant_valid_p): Likewise.
13840 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
13841 Convert the MIN/MAX of the inner type to the outer
13842 type before comparing them.
13843 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
13844 POINTER_PLUS_EXPR instead of PLUS_EXPR.
13845 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
13846 of PLUS_EXPR for pointers.
13847 * tree-inline.c (estimate_num_insns_1): Handle
13849 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
13850 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13851 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
13852 instead of PLUS_EXPR for the pointer increment statement.
13853 (vect_update_ivs_after_vectorizer): For pointer types, create
13854 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
13855 MULT_EXPR in sizetype.
13856 (vect_gen_niters_for_prolog_loop): Add a cast when creating
13858 * tree-object-size.c (plus_expr_object_size): Handle
13859 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
13860 code which is trying to figure out which side is a pointer and
13862 (check_for_plus_in_loops_1): Likewise.
13863 (check_for_plus_in_loops): Likewise.
13864 * c-common.c (pointer_int_sum): Create a
13865 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
13866 * tree-ssa-structalias.c (handle_ptr_arith): Handle
13867 only POINTER_PLUS_EXPR. Removing all the extra
13868 code which is trying to figure out which side is a pointer and
13870 * tree-cfg.c (verify_expr): Add extra checking for pointers and
13871 PLUS_EXPR and MINUS_EXPR.
13872 Also add checking to make sure the operands of POINTER_PLUS_EXPR
13874 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
13875 with make_tree, instead of a pointer type.
13876 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
13877 for pointers instead of PLUS_EXPR.
13878 (s390_gimplify_va_arg): Likewise.
13879 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
13880 instead of PLUS_EXPR when doing addition on pointer
13881 types. Use sizetype for the second operand.
13882 (spu_gimplify_va_arg_expr): Likewise.
13883 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
13884 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
13885 a pointer. Don't create a BIT_AND_EXPR for pointer types.
13886 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
13887 for the pointer addition and also use size_int/sizetype
13889 (ix86_gimplify_va_arg): Likewise.
13890 Perform BIT_AND_EXPR on sizetype arguments.
13891 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
13892 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
13893 for the pointer additions and also use size_int for the offsets.
13894 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
13895 additions and also use size_int for the offsets. Perform
13896 BIT_AND_EXPR on sizetype arguments.
13897 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
13898 POINTER_PLUS_EXPR for pointers and create the
13899 BIT_AND_EXPR in sizetype.
13900 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
13901 instead of PLUS_EXPR for pointer addition.
13902 (rs6000_va_start): Likewise.
13903 Also use sizetype for the offset.
13904 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
13905 as PLUS_EXPR/MINUS_EXPR.
13906 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
13907 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
13908 Don't use BIT_AND_EXPR on a pointer type, convert the
13909 expression to sizetype first.
13910 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
13912 (mips_gimplify_va_arg_expr): Likewise.
13913 Don't create BIT_AND_EXPR in a pointer type.
13915 2007-06-15 Eric Christopher <echristo@apple.com>
13917 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
13918 (x86_64-*-darwin*): Ditto.
13919 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
13922 2007-06-15 Matthew Wilcox <matthew@wil.cx>
13924 * doc/extend.texi: Document behavior of __attribute__((aligned))
13927 2007-06-15 Mark Mitchell <mark@codesourcery.com>
13929 * rtlanal.c (note_stores): Improve documentation.
13931 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
13933 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
13934 LOCAL_LABEL_PREFIX): Delete.
13935 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
13936 (bfin_internal_label): Delete.
13938 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
13940 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
13941 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
13942 otherwise define to LIBGCC2_TF_CEXT.
13943 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
13944 (LIBGCC_TF_CEXT): Ditto.
13947 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
13949 PR rtl-optimization/32339
13950 * df-scan.c (df_uses_record): Don't modify flags but just add to
13951 it for df_ref_record.
13953 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
13955 * tree-mudflap.c: Fix whitespace issues.
13957 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
13959 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
13961 2007-06-14 Eric Christopher <echristo@apple.com>
13963 * config/i386/sse.md (movdi_to_sse): Rewrite body.
13964 (movv4sf): Use gcc_unreachable instead of abort.
13966 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
13969 * config/i386/sfp-machine.h (CMPtype): New define.
13970 (mach stubs): Use CMPtype instead of int as a return type.
13972 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
13974 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
13975 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
13976 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
13977 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
13978 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
13979 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
13980 config/soft-fp/soft-fp.h: Update from glibc CVS.
13982 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
13984 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
13986 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
13989 * config/v850/v850.c: Include dataflow header file.
13990 (substitute_ep_register): Fix typo.
13992 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
13994 * configure.ac: Fix earlier checkin.
13995 * configure: Regenerated.
13997 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
13999 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
14000 * aclocal.m4: Regenerate.
14001 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
14002 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
14003 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
14004 * configure: Regenerate.
14005 * Makefile.in (LOOSE_WARN): Subst loose_warn.
14007 * Makefile.in (quickstrap): Build libgcc too.
14009 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14011 * configure.ac: Add --enable-checking=df. Explicitly mention that
14012 the variables are initialized as for "release".
14013 * df-core.c: Use it.
14014 * configure: Regenerate.
14015 * config.in: Regenerate.
14017 2007-06-14 Bob Wilson <bob.wilson@acm.org>
14019 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
14020 validate_replace_rtx instead of replace_rtx.
14021 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
14023 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
14025 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
14026 (DWARF2_UNWIND_INFO): Override default if configured with
14028 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
14029 (ENDFILE_SPEC): Add crtend.o.
14030 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
14031 (ENDFILE_SPEC): Add crtend.o.
14032 (TARGET_USE_JCR_SECTION): Define.
14033 (MD_UNWIND_SUPPORT): Define for 32-bit target.
14035 * config/i386/cygming-crtbegin.c: New file.
14036 * config/i386/cygming-crtend.c: New file.
14038 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
14040 * config/i386/w32-unwind.h: New file.
14042 2007-06-13 Eric Christopher <echristo@apple.com>
14044 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
14045 the user set a value below STACK_BOUNDARY.
14047 2007-06-13 Thiemo Seufer <ths@networkno.de>
14049 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
14050 imply -lpthread for -pthread.
14052 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
14054 * basic-block.h: Remove the prototype for
14055 free_basic_block_vars.
14056 * cfglayout.h: Remove the prototype for
14057 insn_locators_initialize.
14058 * tree.h: Remove the prototype for emit_line_note.
14060 * tree-ssa-pre.c (mergephitemp): Remove.
14061 (init_pre): Don't use mergephitemp.
14063 2007-06-13 Eric Christopher <echristo@apple.com>
14065 * config/i386/i386.c (override_options): If we've specified
14066 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
14068 2007-06-13 Bob Wilson <bob.wilson@acm.org>
14070 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
14073 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
14075 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
14076 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
14077 (eh_store_handler): New pattern.
14078 (eh_return): Emit it instead of a plain move.
14080 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
14082 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
14083 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
14084 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
14087 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
14089 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
14090 (find_next_insn_start, find_load): New functions.
14091 (bfin_reorg): Use them to deal with the fact that parallel insns are
14092 no longer represented as a SEQUENCE.
14094 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
14096 * config/sparc/sparc.c (sparc_override_options): Initialize
14097 fpu mask correctly.
14099 2007-06-13 Dave Korn <dave.korn@artimi.com>
14101 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
14104 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
14106 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
14107 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
14108 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
14109 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
14110 tree-vect-transform.c: Fix comment typos. Follow spelling
14113 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
14115 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
14116 to the exit block use set.
14117 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
14118 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
14119 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
14121 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
14123 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
14124 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
14125 to indicate an error.
14126 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
14128 (dbg_cnt_process_opt): Print an error on a bad argument.
14129 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
14130 * common.opt (-fdbg-cnt-list): New.
14131 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
14133 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
14135 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
14136 flag on ref-all pointers.
14138 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14140 PR middle-end/31579
14141 * expr.c (expand_expr_addr_expr_1): Call expand_expr
14142 for the offset with the modifier as EXPAND_INITIALIZER
14143 if the modifier is EXPAND_INITIALIZER.
14144 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
14145 a register if we had an overflow.
14147 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14149 * real.c (real_isfinite): New.
14150 (real_sqrt): Use it.
14151 * real.h (real_isfinite): New.
14152 * builtins.c: Use it.
14154 2007-06-12 Ian Lance Taylor <iant@google.com>
14155 Daniel Berlin <dberlin@dberlin.org>
14158 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
14159 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
14160 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
14161 (DECL_NO_TBAA_P): Define.
14162 (struct tree_decl_common): Add no_tbaa_flag field.
14163 * tree-ssa-structalias.c (struct variable_info): Add
14164 no_tbaa_pruning field.
14165 (new_var_info): Initialize no_tbaa_pruning field.
14166 (unify_nodes): Copy no_tbaa_pruning field.
14167 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
14168 (dump_solution_for_var): Print no_tbaa_pruning flag.
14169 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
14171 (compute_tbaa_pruning): New static function.
14172 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
14173 Call compute_tbaa_pruning.
14174 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
14175 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
14176 * gimple-low.c (lower_stmt): Likewise.
14177 * tree-gimple.c (is_gimple_stmt): Likewise.
14178 * tree-ssa-operands.c (get_expr_operands): Likewise.
14179 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
14180 * tree-inline.c (estimate_num_insns_1): Likewise.
14181 (copy_result_decl_to_var): Likewise.
14182 * expr.c (expand_expr_real_1): Likewise.
14183 * tree-pretty-print.c (dump_generic_node): Likewise.
14184 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
14185 * omp-low.c (omp_copy_decl_2): Likewise.
14186 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
14187 * doc/c-tree.texi (Expression trees): Document
14188 CHANGE_DYNAMIC_TYPE_EXPR.
14190 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14192 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
14193 with !HONOR_NANS and !HONOR_INFINITIES.
14194 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
14196 2007-06-12 Tristan Gingold <gingold@adacore.com>
14198 * gcov.c: Comments updated.
14199 (source_info): Add file_time field.
14200 (source_index): New variable.
14201 (mutiple_files): New variable.
14202 (generate_results): New function extracted from process_file.
14203 (process_file): Save and restore chain of functions, generate
14204 results and free structures only if not merging results.
14205 (release_structures): File names are now freed in create_file_names
14206 (create_file_names): Free previous file names.
14207 (find_source): File date is now read here and modifications in
14208 source files is checked here.
14209 (read_graph_file): Only reverse order of functions for the current
14211 (make_gcov_file_name): Do not generate long names if input_name is
14213 (output_lines): If merging results do not display graph, data and
14215 Checking source file modification is done in find_source.
14217 * doc/gcov.texi: Append an s to sourcefile.
14219 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
14221 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
14222 (forced_nop): New pattern.
14223 * config/bfin/bfin.c: Include "df.h".
14224 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
14225 (bfin_discover_loop): Use df_get_live_in instead of
14226 global_live_at_start.
14227 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
14228 df_analyze when done.
14229 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
14230 the insns. Use QImode for the final insn in a bundle. Call
14231 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
14233 (reorder_var_tracking_notes): New function.
14234 (bfin_reorg): Pass no argument to split_all_insns. Don't call
14235 update_life_info. Call df_analyze after scheduling and bundle
14236 generation. Call reorder_var_tracking_notes if generating these
14237 notes. Call df_finish_pass at the end.
14239 2007-06-12 Dirk Mueller <dmueller@suse.de>
14241 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
14242 a comparison, not an assignment.
14244 2007-06-12 Olivier Hainque <hainque@adacore.com>
14246 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
14247 Request walking the subtrees only, leaving the current is_lhs/val_only
14249 (convert_non_local_reference): Likewise.
14251 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
14253 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
14255 2007-06-12 Richard Guenther <rguenther@suse.de>
14257 PR tree-optimization/15353
14258 PR tree-optimization/31657
14259 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
14260 * timevar.def: Add TV_TREE_IFCOMBINE.
14261 * tree-pass.h (pass_tree_ifcombine): Declare.
14262 * tree-ssa-ifcombine.c: New file.
14263 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
14264 * tree-flow.h (blocks_in_phiopt_order): Declare.
14265 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
14266 (tree-ssa-ifcombine.o): New dependencies.
14268 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
14270 PR rtl-optimization/32293
14271 * combine.c (simplify_if_then_else): Truncate return from
14272 nonzero_bits() to correct mode.
14274 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
14276 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
14277 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
14279 2007-06-11 Diego Novillo <dnovillo@google.com>
14281 * Makefile.in (reload1.o-warn): Remove.
14283 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
14285 * combine.c (subst): Use reg_overlap_mentioned_p
14286 instead of comparing register numbers directly.
14288 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
14290 * reload1.c (mark_home_live_1): Use the mode parameter.
14292 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
14294 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
14295 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
14297 * df-core.c: Ditto.
14299 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
14301 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
14303 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
14305 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
14306 from integer registers.
14307 (FP mode splitters): Handle TFmode.
14309 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
14311 * tree-ssa-structalias.c (find_what_p_points_to): Return false
14312 for ref-all pointers that point-to anything.
14314 2007-06-11 Joseph Myers <joseph@codesourcery.com>
14316 * config/arm/arm.c (arm_output_dwarf_dtprel,
14317 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
14319 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
14321 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
14322 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
14325 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
14327 * tree.c (signed_or_unsigned_type_for): New.
14328 (unsigned_type_for): Use signed_or_unsigned_type_for.
14329 (signed_type_for): Use signed_or_unsigned_type_for.
14330 * tree.h (signed_or_unsigned_type_for): New.
14331 (get_signed_or_unsigned_type): Remove.
14332 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
14333 lang_hooks.types.signed_type
14334 (size_diffop): Likewise.
14335 (all_ones_mask_p): Likewise.
14336 (build_range_check): Likewise.
14337 (fold_cond_expr_with_comparison): Likewise.
14338 (fold_cond_expr_with_comparison): Likewise.
14339 (unextend): Likewise.
14340 (extract_muldiv_1): Likewise.
14341 (fold_single_bit_test_into_sign_test): Likewise.
14342 (fold_binary): Likewise.
14343 (fold_ternary): Likewise.
14344 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
14345 instead of get_signed_or_unsigned_type.
14346 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
14347 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
14348 * expr.c (signed_or_unsigned_type_for): Use
14349 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
14350 * langhooks.c (get_signed_or_unsigned_type): Remove.
14351 (lhd_signed_or_unsigned_type): Remove.
14352 * langhooks.h (lang_hooks_for_types): Remove signed_type and
14353 signed_or_unsigned_type.
14354 (lhd_signed_or_unsigned_type): Remove.
14355 * expmed.c (make_tree): Use signed_type_for instead of
14356 lang_hooks.types.signed_type.
14357 * c-common.c (same_scalar_type_ignoring_signedness): Use
14358 c_common_signed_type instead of lang_hooks.types.signed_type.
14359 (c_common_unsigned_type): New.
14360 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
14361 (shorten_compare): Use c_common_unsigned_type instead of
14362 c_common_signed_or_unsigned_type.
14363 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
14365 * convert.c (convert_to_integer): Use signed_type_for instead of
14366 lang_hooks.types.signed_type.
14367 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
14368 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
14369 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
14370 * c-format.c (check_format_types): Use c_common_unsigned_type
14371 instead of unsigned_type_for.
14372 * c-decl.c (groakdeclarator): Likewise.
14373 * c-typeck.c (convert_for_assignment): Likewise.
14374 * c-common.h (c_common_unsigned_type): New.
14376 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
14379 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
14380 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
14382 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
14384 PR middle-end/32279
14385 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
14386 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
14388 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
14389 Sebastian Pop <sebpop@gmail.com>
14391 * lambda-code.c (remove_iv): New.
14392 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
14394 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
14396 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
14397 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
14398 * tree-ssa-loop-prefetch.c: Include optabs.h.
14399 (FENCE_FOLLOWING_MOVNT): New macro.
14400 (struct mem_ref): Add independent_p and storent_p fields.
14401 (record_ref): Initalize the new fields.
14402 (gather_memory_references_ref): Return true if the reference
14404 (gather_memory_references): Check whether all memory accesses
14405 in loop were recorded.
14406 (should_issue_prefetch_p): Return false for nontemporal stores.
14407 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
14408 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
14409 (determine_loop_nest_reuse): Detect independent memory references.
14410 (loop_prefetch_arrays): Call mark_nontemporal_stores.
14411 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
14412 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
14413 * config/i386/i386.h (x86_mfence): Declare.
14414 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
14415 * config/i386/i386.c (x86_mfence): New variable.
14416 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
14418 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
14419 * optabs.c (init_optabs): Initialize storent_optab.
14420 * optabs.h (enum optab_index): Add OTI_storent.
14421 (storent_optab): Declare.
14422 * genopinit.c (optabs): Add initialization for storent_optab.
14423 * tree.h (MOVE_NONTEMPORAL): New macro.
14424 * expr.c (expand_assignment, store_expr, store_constructor_field,
14425 store_constructor, store_field, expand_expr_real_1): Propagate
14426 nontemporality of the expanded store.
14427 (emit_storent_insn): New function.
14428 * expr.h (expand_assignment, store_expr): Declaration changed.
14429 * function.c (assign_parm_setup_reg): Pass false as nontemporality
14430 to expand_assignment.
14431 * stmt.c (expand_asm_expr): Ditto.
14432 * calls.c (initialize_argument_information): Pass false as
14433 nontemporality to store_expr.
14434 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
14437 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
14439 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
14441 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
14443 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
14445 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
14446 and allow DECL_P here.
14448 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
14450 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
14451 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
14452 track of the size of the expression.
14453 * cfghooks.c (merge_blocks): Remove block from loops structure only
14454 after call of the merge_blocks hook.
14456 2007-06-09 Tom Tromey <tromey@redhat.com>
14458 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
14459 (deprecated_state): Removed.
14460 (start_decl): Update.
14461 (enum deprecated_states): Moved earlier.
14462 (groktypename): Update.
14463 (push_parm_decl): Likewise.
14464 (grokfield): Likewise.
14465 (start_function): Likewise.
14467 2007-06-09 Ian Lance Taylor <iant@google.com>
14469 PR tree-optimization/32169
14470 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
14471 CONVERT_EXPR, check whether min and max both converted to an
14472 overflow infinity representation.
14474 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
14476 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
14477 not inserted on the edge.
14479 2007-06-08 Bob Wilson <bob.wilson@acm.org>
14481 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
14482 instructions if they are supported.
14483 (__divsi3, __umodsi3, __modsi3): Likewise.
14484 (__ashldi3, __ashrdi3, __lshrdi3): New.
14485 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
14487 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
14488 Tony Linthicum <tony.linthicum@amd.com>
14490 * doc/invoke.texi: Add fvect-cost-model flag.
14491 * common.opt (fvect-cost-model): New flag.
14492 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
14493 cost fields in stmt_vec_info struct for STMT.
14494 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
14495 fields in stmt_vec_info struct and access functions for the same.
14496 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
14497 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
14498 load, store and vector to scalar operation.
14499 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
14500 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
14501 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
14502 (TARG_VEC_STORE_COST): Define cost of vector store.
14503 (vect_estimate_min_profitable_iters): Define new function.
14504 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
14505 check to evaluate if loop iterations are less than minimum profitable
14506 iterations determined by cost model or minimum vect loop bound defined
14507 by user, whichever is more conservative.
14508 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
14509 run-time check to evaluate if loop iterations are less than minimum
14510 profitable iterations determined by cost model or minimum vect loop
14511 bound defined by user, whichever is more conservative.
14512 (vect_estimate_min_profitable_iterations): New function to estimate
14513 mimimimum iterartions required for vector version of loop to be
14514 profitable over scalar version.
14515 (vect_model_reduction_cost): New function.
14516 (vect_model_induction_cost): New function.
14517 (vect_model_simple_cost): New function.
14518 (vect_cost_strided_group_size): New function.
14519 (vect_model_store_cost): New function.
14520 (vect_model_load_cost): New function.
14521 (vectorizable_reduction): Call vect_model_reduction_cost during
14523 (vectorizable_induction): Call vect_model_induction_cost during
14525 (vectorizable_load): Call vect_model_load_cost during analysis phase.
14526 (vectorizable_store): Call vect_model_store_cost during analysis phase.
14527 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
14528 vectorizable_promotion, vectorizable_demotion): Call
14529 vect_model_simple_cost during analysis phase.
14531 2007-06-08 Simon Baldwin <simonb@google.com>
14533 * reg-stack.c (get_true_reg): Readability change. Moved default case
14534 label into direct switch statement scope.
14536 2007-06-08 Simon Baldwin <simonb@google.com>
14538 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
14539 in gcc_assert() with '==' comparison.
14541 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
14543 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
14544 TARGET_ABM handling of x86_popcnt variable.
14546 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
14548 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
14549 __builtin_copysignq and __builtin_infq built-in functions.
14551 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
14553 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
14554 SSE4.2 section. Correct built-in function names in SSE4A section.
14556 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
14558 PR tree-optimization/32243
14559 * tree-vect-transform.c (vectorizable_type_promotion): Move check
14560 for ncopies after ratio check between nunits_out and nunits_in.
14561 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
14563 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
14565 PR tree-optimization/32224
14566 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
14567 vectorization upon a non GIMPLE_MODIFY_STMT.
14569 2007-06-08 Christian Bruel <christian.bruel@st.com>
14572 * config/sh/sh.md (doloop_end): New pattern and splitter.
14573 * loop-iv.c (simple_rhs_p): Check for hardware registers.
14575 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
14577 PR middle-end/32209
14578 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
14580 (verify_dominators): Do not change dominance tree.
14582 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14584 * config/sh/constraints.md: New file.
14585 * config/sh/sh.c: Include tm-constrs.h.
14586 (reg_class_from_letter): Remove.
14587 (prepare_cbranch_operands): Use satisfies_constraint_*
14588 function instead of macro.
14589 (andcosts, broken_move, sh_secondary_reload): Likewise.
14590 * config/sh/predicates.md (trapping_target_operand): Likewise.
14591 (and_operand, arith_operand, arith_reg_or_0_operand,
14592 cmp_operand, logical_operand, target_operand,
14593 ua_address_operand, ua_offset, xor_operand): Likewise.
14594 * config/sh/sh.md: Include constraints.md.
14595 (*movsicc_t_false): Use satisfies_constraint_* function
14597 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
14598 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
14599 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
14600 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
14601 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
14602 (REG_CLASS_FROM_CONSTRAINT): Remove.
14603 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
14604 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
14605 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
14606 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
14607 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
14608 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
14609 function instead of macro.
14610 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
14611 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
14612 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
14613 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
14614 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
14615 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
14616 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
14617 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
14618 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
14619 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
14620 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
14621 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
14622 EXTRA_CONSTRAINT_STR): Likewise.
14623 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
14625 2007-06-07 Geoffrey Keating <geoffk@apple.com>
14627 * config/i386/darwin.h (STACK_BOUNDARY): Define.
14629 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
14632 * c-common.h (flag_cpp0x): Replaced by...
14633 (cxx_dialect): ... this new variable specifying the C++ dialect that
14635 * c-common.c (flag_cpp0x): Removed.
14636 (cxx_dialect): Defined.
14637 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
14639 * c-opts.c (c_common_post_options): Likewise.
14640 (set_std_cxx98): Set cxx_dialect to cxx98.
14641 (set_std_cxx0x): Set cxx_dialect to cxx0x.
14643 2007-06-07 Geoffrey Keating <geoffk@apple.com>
14644 Hui-May Chang <hm.chang@apple.com>
14646 * doc/invoke.texi (Darwin Options): Update documentation for
14647 -mmacosx-version-min.
14648 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
14649 * config/darwin-driver.c: New file.
14650 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
14651 * config/t-darwin (darwin-driver.o): New rule.
14653 * config/darwin-c.c (version_as_macro): Ignore low digit.
14655 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
14657 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
14658 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
14659 (CSGNMODE): New mode macro.
14660 (CSGNVMODE): New mode attribute.
14661 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
14662 expander using CSGNMODE mode macro. Handle TFmode.
14663 (copysign<mode>3_const): Rename from copysignsf3_const and
14664 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
14666 (copysign<mode>3_var): Rename from copysignsf3_var and
14667 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
14669 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
14670 mode macro. Handle TFmode.
14671 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
14672 (iortf3, *iortf3): Ditto.
14673 (xortf3, *xortf3): Ditto.
14674 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
14675 TFmode and TImode masks.
14676 (ix86_expand_copysign): Expand TFmode copysign insn.
14677 (IX86_BUILTIN_INFQ): New.
14678 (IX86_BUILTIN_FABSQ): Ditto.
14679 (IX86_BUILTIN_COPYSIGNQ): Ditto.
14680 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
14681 [__builtin_fabsq]: Ditto.
14682 [__builtin_copysignq]: Ditto.
14683 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
14684 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
14685 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
14686 ix86_expand_binop_builtin().
14688 2007-06-07 Bob Wilson <bob.wilson@acm.org>
14690 * config/xtensa/lib1funcs.asm: Clean up whitespace.
14692 2007-06-07 Steve Ellcey <sje@cup.hp.com>
14695 * rtl.h (push_to_sequence2): New.
14696 * emit-rtl.c (push_to_sequence2): New.
14697 * function.c (assign_parm_data_all): Add new fields.
14698 (assign_parm_setup_block): Call push_to_sequence2 instead of
14700 (assign_parm_setup_reg): Ditto.
14701 (assign_parm_setup_stack): Ditto.
14702 (assign_parms_unsplit_complex): Ditto.
14703 (assign_parms): Change field name.
14705 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
14707 PR tree-optimization/32220
14708 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
14709 phi node is reached before defining statement.
14711 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
14714 * tree-vect-transform.c (vectorizable_call): Call update_stmt
14715 after changing the right hand side of the assignment.
14717 2007-06-06 Eric Christopher <echristo@apple.com>
14719 * config.gcc (i?86-*-darwin*): Remove arch parameter.
14720 (x86_64-*-darwin*): Ditto.
14721 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
14722 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
14724 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
14726 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
14727 coding conventions.
14728 (add_key): Likewise.
14729 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
14730 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
14732 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
14734 (add_cost_one_coalesce): Likewise.
14735 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
14736 variable names. Rename orig to orig_name for consistency.
14737 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
14738 coding conventions.
14739 (cprop_into_successor_phis): Avoid using C++ keywords as variable
14741 (record_equivalences_from_stmt): Likewise.
14742 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
14743 the coding conventions.
14744 (memory_ssa_name_same): Likewise.
14745 (dse_optimize_stmt): Likewise.
14746 (dse_record_phis): Likewise.
14747 (dse_finalize_block): Likewise.
14748 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
14749 keywords as variable names.
14750 (may_move_till): Cast according to the coding conventions.
14751 (force_move_till_expr): Avoid using C++ keywords as variable names.
14752 (force_move_till): Cast according to the coding conventions.
14753 (memref_hash): Likewise.
14754 (memref_eq): Likewise.
14755 (gather_mem_refs_stmt): Likewise.
14756 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
14757 using C++ keywords as variable names.
14758 (idx_find_step): Cast according to the coding conventions.
14759 (idx_record_use): Likewise.
14760 (find_depends): Likewise.
14761 (prepare_decl_rtl): Likewise.
14762 (mbc_entry_hash): Likewise.
14763 (mbc_entry_eq): Likewise.
14764 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
14765 (simplify_replace_tree): Avoid using C++ keywords as variable names.
14766 (idx_infer_loop_bounds): Cast according to the coding conventions.
14767 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
14768 * tree-ssa-math-opts.c (occ_new ): Likwise.
14769 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
14771 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
14773 (add_use_op): Likewise.
14774 (add_vop): Likewise.
14775 (add_vuse_op): Likewise.
14776 (add_vdef_op): Likewise.
14777 (get_expr_operands): Likewise.
14778 (push_stmt_changes): Use type safe memory macros.
14779 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
14780 keywords as variable names.
14781 (conditional_replacement): Likewise.
14782 (minmax_replacement): Likewise.
14783 (abs_replacement): Likewise.
14784 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
14785 coding conventions.
14786 (insert_fake_stores): Avoid using C++ keywords as variable names.
14787 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
14789 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
14790 (heapvar_insert): Use type safe memory macros.
14791 (new_var_info): Cast according to the coding conventions.
14792 (new_constraint): Likewise.
14793 (remove_preds_and_fake_succs): Use type safe memory macros.
14794 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
14796 (thread_single_edge): Likewise.
14797 (thread_through_loop_header): Likewise.
14799 2007-06-06 Eric Christopher <echristo@apple.com>
14801 * config/i386/i386.c (override_options): Move handling
14802 of TARGET_SUBTARGET* earlier.
14804 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
14806 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
14809 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
14811 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
14812 emited outside of basic block.
14813 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
14814 the created blocks.
14815 * rtl.h (delete_insn_chain): Declaration changed.
14816 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
14818 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
14819 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
14820 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
14821 to delete_insn_chain.
14822 (rtl_verify_flow_info_1): Verify that the insns in header and footer
14823 do not have bb field set.
14824 (rtl_verify_flow_info): Verify that insns between basic blocks do not
14826 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
14827 * cfgcleanup.c (try_optimize_cfg): Ditto.
14829 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
14831 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
14832 (lambda_body_vector_new): Use type safe memory macros.
14833 (lambda_linear_expression_new): Likewise.
14834 (lambda_loopnest_new): Likewise.
14835 (lambda_lattice_new): Likewise.
14836 (replace_uses_equiv_to_x_with_y): Cast according to the coding
14837 conventions. Use type safe memory macros.
14838 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
14839 (lambda_body_vector_s): Likewise.
14840 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
14841 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
14843 2007-06-06 Richard Guenther <rguenther@suse.de>
14845 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
14846 if we need to schedule cfg_cleanup.
14847 (tree_ssa_forward_propagate_single_use_vars): Do so.
14849 2007-06-06 Ian Lance Taylor <iant@google.com>
14851 * fold-const.c (merge_ranges): If range_successor or
14852 range_predecessor fail, just return 0.
14854 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
14856 PR tree-optimization/32216
14857 * tree-vectorizer.c (supportable_widening_operation): Determine
14858 signedness of FIX_TRUNC_EXPR from output operand.
14859 (supportable_narrowing_operation): Ditto.
14860 * tree-vect-generic.c (expand_vector_operations_1): Determine
14861 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
14862 from input operand.
14864 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
14866 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
14867 (struct pta): ...from here. Change flags to unsigned to avoid
14868 excessive casting (as it is used as a bit mask).
14869 (override_options): Add casts according to the coding convenventions.
14870 (x86_64_elf_unique_section): Likewise.
14871 (examine_argument): Avoid using C++ keywords as variable names.
14872 (construct_container): Likewise.
14873 (legitimize_pic_address): Likewise.
14874 (get_dllimport_decl): Cast according to the coding conventions. Use
14875 type safe memory macros.
14876 (legitimize_address): Cast according to the coding conventions.
14877 (emit_i387_cw_initialization): Corrected the type of slot to enum
14879 (ix86_init_machine_status): Use type safe memory macros.
14880 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
14881 (bdesc_pcmpistr): Likewise.
14882 (bdesc_crc32): Likewise.
14883 (bdesc_sse_3arg): Likewise.
14884 (bdesc_2arg): Likewise.
14885 (bdesc_1arg): Likewise.
14886 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
14887 (ix86_expand_sse_pcmpistr): Likewise.
14888 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
14889 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
14890 int to match the langhook definition.
14891 (ix86_builtin_conversion): Change the type of code to unsigned init to
14892 match the langhook definition.
14893 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
14895 (ix86_preferred_output_reload_class): Likewise.
14896 (ix86_cannot_change_mode_class): Likewise.
14897 (ix86_memory_move_cost): Likewise.
14898 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
14899 avoid excessive casting later on.
14900 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
14902 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
14904 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
14905 as flags setting insn.
14906 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
14908 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
14910 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
14911 (UNSPEC_ROUND): New.
14912 ("sse4_1_round<mode>2"): New insn pattern.
14913 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
14915 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
14916 expander using SSEMODEF mode macro. Expand using
14917 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
14918 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
14919 expander using SSEMODEF mode macro. Expand using
14920 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
14921 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
14922 expander using SSEMODEF mode macro. Expand using
14923 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
14924 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
14925 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
14926 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
14929 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
14930 Sebastian Pop <sebpop@gmail.com>
14932 * lambda.h (build_linear_expr): New.
14933 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
14934 Use build_linear_expr, call fold and force_gimple_operand.
14935 (lambda_loopnest_to_gcc_loopnest): Check that there is
14936 something to insert.
14937 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
14939 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
14941 PR preprocessor/23479
14942 * doc/extend.texi: Document the 0b-prefixed binary integer
14943 constant extension.
14945 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
14947 PR tree-optimization/32215
14948 * tree-vectorizer.c (supportable_widening_operation): Return false
14949 for unsupported FIX_TRUNC_EXPR tree code.
14950 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
14952 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
14954 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
14955 register on SPE targets. Change documentation to reflect
14957 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
14958 Change FIXED_SCRATCH to 14 and document why we're keeping r14
14959 out of the register allocation pool.
14960 (rs6000_reg_live_or_pic_offset_p): New function.
14961 (rs6000_emit_prologue): Move the actual saving of LR up to free
14962 r0 for holding r11. Split saving of SPE 64-bit registers into
14963 its own case. Ensure that offsets will always be in-range for
14964 'evstdd' by using r11 as a scratch register to point at the start
14965 of the SPE save area. Save r11 if necessary, as it is the static
14967 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
14968 into its own case. Ensure that offsets will always be in-range
14969 for 'evldd' by using r11 as a scratch register to point at the
14970 start of the SPE save area. Also adjust r11 when restoring
14971 the stack pointer to compensate for pre-loading r11.
14973 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
14975 * cfg.c (init_flow): Use type safe memory macros.
14976 (alloc_block): Likewise.
14977 (unchecked_make_edge): Likewise.
14978 (dump_flow_info): Avoid using C++ keywords as variable names.
14979 (copy_original_table_clear): Cast according to the coding conventions.
14980 (copy_original_table_set): Likewise.
14981 * cfgexpand (label_rtx_for_bb): Likewise.
14982 (expand_gimple_basic_block): Likewise.
14983 * cfghooks.c (dump_bb): Likewise.
14984 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
14986 (lv_add_condition_to_bb): Likewise.
14987 * cfglayout (relink_block_chain): Cast according to the coding
14989 (fixup_reorder_chain): Likewise.
14990 (fixup_fallthru_exit_predecessor): Likewise.
14991 * cfgloop.c (glb_enum_p): Likewise.
14992 (get_exit_description): Likewise.
14993 (dump_recorded_exit): Likewise.
14994 * cfgloop.h (enum loop_estimation): Move out of struct scope...
14995 (struct loop): ... from here.
14996 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
14998 * cfgrtl.c (rtl_create_basic_block): Likewise.
14999 (rtl_split_block): Likewise.
15000 (rtl_dump_bb): Likewise.
15001 (cfg_layout_split_block): Likewise.
15002 (init_rtl_bb_info): Use typesafe memory macros.
15004 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
15005 * graphds.h: Updated all usages of edge to graph_edge.
15006 * graphds.c: Likewise.
15007 * cfgloopanal.c: Likewise.
15009 2007-06-05 Ian Lance Taylor <iant@google.com>
15011 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
15012 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
15013 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
15015 (test_for_singularity): Likewise.
15017 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
15019 * config/i386/constraints.md ("Y2"): Replaced by ...
15021 * config/i386/i386.md: Likewise.
15022 * config/i386/mmx.md: Likewise.
15023 * config/i386/sse.md: Likewise.
15025 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
15027 * config/i386/constraints.md ("z"): Replaced by ...
15029 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
15030 (sse4_1_blendvps): Likewise.
15031 (sse4_1_pblendvb): Likewise.
15032 (sse4_2_pcmpestr): Likewise.
15033 (sse4_2_pcmpestrm): Likewise.
15034 (sse4_2_pcmpestr_cconly): Likewise.
15035 (sse4_2_pcmpistr): Likewise.
15036 (sse4_2_pcmpistrm): Likewise.
15037 (sse4_2_pcmpistr_cconly): Likewise.
15039 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
15041 * matrix-reorg.c (transform_access_sites): Fix computation.
15042 (transform_allocation_sites): Same.
15044 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15046 * config/i386/i386.c (override_options): Use
15047 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
15049 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15051 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
15052 (nonimm_not_xmm0_operand): Ditto.
15053 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
15054 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
15055 as operand[2] predicate. Require "z" class XMM register for
15056 operand[3]. Adjust asm template.
15057 ("sse4_1_blendvpd"): Ditto.
15058 ("sse4_1_pblendvb"): Ditto.
15059 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
15060 force op2 into xmm0 register for variable blend instructions.
15062 2007-06-04 Tom Tromey <tromey@redhat.com>
15064 * c-tree.h (start_enum): Update.
15065 (build_enumerator): Likewise.
15066 * c-decl.c (enum_next_value): Removed.
15067 (enum_overflow): Likewise.
15068 (start_enum): Add c_enum_contents argument. Don't use globals.
15069 (build_enumerator): Likewise.
15070 * c-tree.h (struct c_enum_contents): New struct.
15072 2007-06-04 Tom Tromey <tromey@redhat.com>
15074 * c-common.c (c_common_get_alias_set): Fix indentation.
15076 2007-06-04 Ian Lance Taylor <iant@google.com>
15078 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
15079 to overflow, reduce overflow infinity to regular infinity.
15080 (vrp_var_may_overflow): New static function.
15081 (vrp_visit_phi_node): Check vrp_var_may_overflow.
15083 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
15085 * stor-layout.c (layout_type): Remove duplicate code.
15087 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
15090 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
15091 before build_common_builtin_nodes ().
15093 2007-06-04 Steve Ellcey <sje@cup.hp.com>
15096 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
15098 2007-06-04 Jan Hubicka <jh@suse.cz>
15100 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
15101 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
15102 instead of _stat version.
15104 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
15106 PR tree-optimization/32194
15107 * tree-predcom.c (determine_offset): Check that both references have
15110 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
15112 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
15113 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
15114 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
15115 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
15116 Add argument to iterate_fix_dominators call.
15117 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
15118 * gcse.c (hoist_code): Change domby to vector.
15119 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
15120 Add argument to iterate_fix_dominators call.
15121 * loop-doloop.c (doloop_modify): Changed recount_dominator to
15122 recompute_dominator.
15123 * lambda-code.c (perfect_nestify): Ditto.
15124 * cfgloopanal.c: Include graphds.h.
15125 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
15126 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
15127 (mark_irreducible_loops): Use graphds_scc. Remove argument from
15129 * graphds.c: New file.
15130 * graphds.h: New file.
15131 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
15132 (get_dominated_by, get_dominated_by_region): Change return type to
15134 (verify_dominators): Recompute all dominators and compare the results.
15135 (recount_dominator): Renamed to ...
15136 (recompute_dominator): ... this. Do not check that the block is
15137 dominated by entry.
15138 (iterate_fix_dominators): Reimplemented.
15139 (prune_bbs_to_update_dominators, root_of_dom_tree,
15140 determine_dominators_for_sons): New functions.
15141 * et-forest.c (et_root): New function.
15142 * et-forest.h (et_root): Declare.
15143 * Makefile.in (graphds.o): Add.
15144 (cfgloopanal.o): Add graphds.h dependency.
15145 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
15146 * basic-block.h (get_dominated_by, get_dominated_by_region,
15147 iterate_fix_dominators): Declaration changed.
15148 (recount_dominator): Renamed to ...
15149 (recompute_dominator): ... this.
15150 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
15151 (thread_through_all_blocks): Do not free dominance info.
15153 2007-06-03 Andreas Schwab <schwab@suse.de>
15155 * config/m68k/m68k.c (override_options): Don't override
15157 * config/m68k/m68k-modes.def (SF, DF): Define to use
15158 motorola_single_format and motorola_double_format, resp.
15159 * real.c (motorola_single_format): Renamed from
15160 coldfire_single_format.
15161 (motorola_double_format): Renamed from coldfire_double_format.
15162 (encode_ieee_extended): Generate a proper canonical NaN image
15163 respecting canonical_nan_lsbs_set.
15164 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
15166 * real.h: Adjust declarations.
15168 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
15171 * config/sh/sh.md (symGOT_load): Don't schedule insns when
15172 the symbol is generated with the stack protector.
15174 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
15176 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
15177 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
15179 * doc/extend.texi (interrupt): Mention m68k.
15181 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
15183 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
15184 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
15185 (ix86_expand_sse_pcmpestr): Do not check operands for
15186 "register_operand", when insn operand predicate is "register_operand".
15187 (ix86_expand_sse_pcmpistr): Ditto.
15189 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
15190 Uros Bizjak <ubizjak@gmail.com>
15192 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
15193 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
15194 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
15195 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
15196 * config/i386/constraints.md ("z"): New register constraint
15197 for members of SSE_FIRST_REG class.
15198 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
15199 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
15200 SSE_FIRST_REG class.
15201 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
15202 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
15203 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
15204 (IX86_BUILTIN_PCMPESTRM128): Likewise.
15205 (IX86_BUILTIN_PCMPESTRA128): Likewise.
15206 (IX86_BUILTIN_PCMPESTRC128): Likewise.
15207 (IX86_BUILTIN_PCMPESTRO128): Likewise.
15208 (IX86_BUILTIN_PCMPESTRS128): Likewise.
15209 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
15210 (IX86_BUILTIN_PCMPISTRI128): Likewise.
15211 (IX86_BUILTIN_PCMPISTRM128): Likewise.
15212 (IX86_BUILTIN_PCMPISTRA128): Likewise.
15213 (IX86_BUILTIN_PCMPISTRC128): Likewise.
15214 (IX86_BUILTIN_PCMPISTRO128): Likewise.
15215 (IX86_BUILTIN_PCMPISTRS128): Likewise.
15216 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
15217 (struct builtin_description): Change "flag" field to unsigned.
15218 (bdesc_pcmpestr): New builtin description table.
15219 (bdesc_pcmpistr): Likewise.
15220 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
15221 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
15222 Initialize pcmp[ei]str[im] insns for SSE4.2.
15223 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
15224 (ix86_expand_sse_pcmpistr): Likewise.
15225 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
15226 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
15227 (UNSPEC_PCMPISTR): Likewise.
15228 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
15229 (sse4_2_pcmpestri):New isns pattern.
15230 (sse4_2_pcmpestrm): Likewise.
15231 (sse4_2_pcmpestr_cconly): Likewise.
15232 (sse4_2_pcmpistr): New insn patern and splitter.
15233 (sse4_2_pcmpistri):New isns pattern.
15234 (sse4_2_pcmpistrm): Likewise.
15235 (sse4_2_pcmpistr_cconly): Likewise.
15236 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
15239 2007-06-01 David Daney <ddaney@avtrex.com>
15241 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
15242 LOADGP_ABSOLUTE and not binds_local_p.
15244 2007-06-01 Geoffrey Keating <geoffk@apple.com>
15246 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
15248 2007-06-01 Ian Lance Taylor <iant@google.com>
15250 * tree-vrp.c (compare_name_with_value): Always set
15251 used_strict_overflow if we get a result from the variable itself.
15253 2007-06-01 Ian Lance Taylor <iant@google.com>
15255 PR rtl-optimization/31455
15256 * lower-subreg.c (find_decomposable_subregs): Don't decompose
15257 subregs which have a cast between modes which are not tieable.
15259 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
15261 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
15262 breaks after return statements.
15264 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
15266 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
15267 only after no_new_pseudos.
15269 2007-05-31 Eric Christopher <echristo@apple.com>
15271 * expr.c (convert_move): Assert that we don't have a BLKmode
15273 (store_expr): Handle BLKmode moves by calling emit_block_move.
15275 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
15277 * c-typeck.c (build_indirect_ref): Include type in error message.
15278 (build_binary_op): Pass types to binary_op_error.
15279 * c-common.c (binary_op_error): Take two type arguments, print out
15281 * c-common.h (binary_op_error): Update prototype.
15283 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
15285 * config/i386/i386.c: Correct coments on -mno-sse4.
15287 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
15289 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
15290 (x86_64-*-*): Likewise.
15291 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
15292 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
15293 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
15294 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
15295 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
15296 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
15297 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
15298 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
15299 (OPTION_MASK_ISA_SSE4): Likewise.
15300 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
15301 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
15302 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
15303 (override_options): Support SSE4.2.
15304 (ix86_build_const_vector): Support SImode and DImode.
15305 (ix86_build_signbit_mask): Likewise.
15306 (ix86_expand_int_vcond): Support V2DImode.
15307 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
15308 (IX86_BUILTIN_CRC32HI): Likewise.
15309 (IX86_BUILTIN_CRC32SI): Likewise.
15310 (IX86_BUILTIN_CRC32DI): Likewise.
15311 (IX86_BUILTIN_PCMPGTQ): Likewise.
15312 (bdesc_crc32): Likewise.
15313 (bdesc_sse_3arg): Likewise.
15314 (ix86_expand_crc32): Likewise.
15315 (ix86_init_mmx_sse_builtins): Support SSE4.2.
15316 (ix86_expand_builtin): Likewise.
15317 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
15318 __SSE4_2__ for -msse4.2.
15319 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
15320 (CRC32MODE): Likewise.
15321 (crc32modesuffix): Likewise.
15322 (crc32modeconstraint): Likewise.
15323 (sse4_2_crc32<mode>): Likewise.
15324 (sse4_2_crc32di): Likewise.
15325 * config/i386/i386.opt (msse4.2): New for SSE4.2.
15327 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
15328 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
15329 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
15330 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
15331 (vcondu<mode>): Likewise.
15332 * doc/extend.texi: Document SSE4.2 built-in functions.
15333 * doc/invoke.texi: Document -msse4.2/-msse4.
15335 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
15337 PR tree-optimization/32160
15338 * tree-predcom.c (predcom_tmp_var): New function. Mark created
15339 variable as gimple reg.
15340 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
15342 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
15344 * gcc.c (main): Don't consider linker options when issuing the
15345 warning about a linker input file not being used.
15347 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15349 * tree-vrp.c (compare_names): Initialize sop.
15351 2007-05-30 Dirk Mueller <dmueller@suse.de>
15353 * cgraphunit.c (cgraph_analyze_function): Remove
15354 computation of inline parameters.
15356 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
15358 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
15360 2007-05-30 Richard Sandiford <richard@codesourcery.com>
15362 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
15363 Add vx-common.h. Include vxworks.h between vx-common.h and
15365 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
15367 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
15368 (TARGET_ASM_DESTRUCTOR): Likewise.
15369 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
15370 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
15371 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
15372 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
15373 (VXWORKS_ENDIAN_SPEC): Define.
15374 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
15375 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
15376 VXWORKS_* equivalents.
15377 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
15378 (ASM_FILE_START): Delete.
15379 (TARGET_VERSION): Reformat.
15380 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
15381 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
15382 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
15383 (FPBIT, DPBIT): Define.
15384 (fp-bit.c, dp-bit.c): New rules.
15385 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
15386 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
15387 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
15388 * config/arm/arm.h: Include vxworks-dummy.h.
15389 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
15390 Mark with ATTRIBUTE_UNUSED.
15391 (arm_override_options): Do not allow VxWorks RTP PIC to be used
15392 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
15393 make it incompatible with -msingle-pic-base.
15394 (arm_function_ok_for_sibcall): Return false for calls that might
15395 go through a VxWorks PIC PLT entry.
15396 (require_pic_register): New function, split out from...
15397 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
15399 (arm_load_pic_register): Handle the VxWorks RTP initialization
15400 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
15401 (arm_emit_call_insn): New function.
15402 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
15403 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
15404 (pic_offset_arm): New pattern.
15405 (call, call_value): Use arm_emit_call_insn.
15406 (call_internal, call_value_internal): New expanders.
15407 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
15408 VxWorks unless __PIC__.
15410 2007-05-30 Eric Christopher <echristo@gmail.com>
15412 * genrecog.c: Include regs.h in generated file.
15413 * genemit.c: Ditto. Fix up formatting.
15414 * config/mn10300/constraints.md: New.
15415 * config/mn10300/mn10300.md: Include.
15416 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
15417 Fix up for removed macro.
15418 * config/mn10300/predicates.md (call_address_operand): Ditto.
15419 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
15420 (CONST_OK_FOR_I): Ditto.
15421 (CONST_OK_FOR_J): Ditto.
15422 (CONST_OK_FOR_K): Ditto.
15423 (CONST_OK_FOR_L): Ditto.
15424 (CONST_OK_FOR_M): Ditto.
15425 (CONST_OK_FOR_N): Ditto.
15426 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
15430 (EXTRA_CONSTRAINT): Ditto.
15432 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
15434 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
15436 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
15437 OPTION_MASK_ISA_64BIT.
15438 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
15440 2007-05-30 Richard Guenther <rguenther@suse.de>
15442 PR middle-end/32152
15443 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
15444 types for comparison.
15445 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
15446 with original typed arguments.
15447 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
15449 2007-05-30 Jakub Jelinek <jakub@redhat.com>
15451 PR tree-optimization/31769
15452 * except.c (duplicate_eh_regions): Clear prev_try if
15453 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
15455 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
15457 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
15458 * tree-ssa-sink.c (statement_sink_location): Return basic block and
15459 bsi of the location where statements should be inserted.
15460 (sink_code_in_bb): Take bsi from statement_sink_location.
15461 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
15462 instead of bsi_start.
15463 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
15465 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
15466 (bsi_move_before): Document inconsistency with bsi_move_after.
15467 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
15469 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
15471 * config/i386/i386.h (TARGET_ABM): New define.
15472 (TARGET_POPCNT): Ditto.
15473 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
15474 New temporary defines to redefine from OPTION_ISA_* defines.
15475 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
15476 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
15477 (ix86_isa_flags): New extern int declaration.
15478 (TARGET_SUBTARGET_DEFAULT): New define.
15479 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
15480 (TARGET_SUBTARGET32_DEFAULT): Ditto.
15481 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
15482 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
15483 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
15484 * config/i386/darwin.h: Change TARGET_64BIT define to
15487 * config/i386/i386.opt (m3dnowa): Define as undocumented option
15488 using existing "ix86_isa_flags" varible.
15489 (m32, m64): Use existing "ix86_isa_flags" variable.
15490 (mmmx, m3dnow): Ditto.
15491 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
15492 (mabm): Define as non-negative option using "x86_abm" variable.
15493 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
15495 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
15496 Rewrite feature test bitmap.
15497 (ix86_isa_flags): New initialized global int varible.
15498 (ix86_isa_flags_explicit): New static int variable.
15499 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
15500 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
15501 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
15502 target_flags_explicit.
15503 (override_options): Remove "target_enable" and "target_disable" fields
15504 from "struct ptt". Update processor_target_table accordingly. Remove
15505 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
15506 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
15507 "target_flags" and "ix86_isa_flags_explicit" instead of
15508 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
15509 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
15510 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
15511 to true when either of PTA_POPCNT or PTA_ABM is set in
15512 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
15513 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
15514 processor_alias_table flags entry. Remove handling of
15515 "target_enable" and "target_disable" fields of processor_target_table.
15516 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
15517 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
15518 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
15519 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
15520 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
15522 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
15524 2007-05-29 David Daney <ddaney@avtrex.com>
15527 * config/mips/mips.c (mips_output_mi_thunk): Emit
15528 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
15530 2007-05-29 Hui-May Chang <hm.chang@apple.com>
15531 * config/i386/i386.c (ix86_function_regparm): Added checking of
15532 ix86_force_align_arg_pointer to determine the number of
15533 register parameters.
15535 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
15537 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
15538 (SET_DR_MISALIGNMENT): New.
15539 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
15540 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
15541 Use SET_DR_MISALIGNMENT.
15542 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
15544 * tree-data-ref.c (create_data_ref, compute_all_dependences,
15545 find_loop_nest): Export.
15546 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
15547 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
15548 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
15549 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
15551 (struct mem_ref): Add field reuse_distance.
15552 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
15553 Initialize reuse_distance field.
15554 (issue_prefetch_ref): Select temporality of prefetch according to
15556 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
15557 self_reuse_distance, determine_loop_nest_reuse): New functions.
15558 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
15559 (tree_ssa_prefetch_arrays): Dump L2 cache size.
15560 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
15563 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
15565 * tree-ssa-alias.c: Add aliasing overview.
15567 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
15568 Danny Smith <dannysmith@users.sourceforge.net>
15571 * config/i386/t-crtfm: Compile crtfastmath.o with
15572 -minline-all-stringops.
15573 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
15574 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
15576 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15578 * doc/md.texi: Document constraints on HP PA-RISC.
15580 * pa/constraints.md: New file.
15581 * pa.md: Include constraints.md.
15582 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
15583 (integer_store_memory_operand, ldil_cint_p): New functions.
15584 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
15585 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
15586 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
15587 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
15588 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
15590 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
15593 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
15594 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
15595 case POSTDECREMENT_EXPR>): Return the error_mark_node
15596 if either the real or imaginary parts would an
15599 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
15601 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
15602 name when we remove it from a call.
15604 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
15606 * targhooks.c (default_narrow_bitfield): Remove.
15607 * targhooks.h: Remove the prototype for
15608 default_narrow_bitfield.
15610 * langhooks-def.h: Remove the prototype for
15611 hook_get_alias_set_0.
15612 * langhooks.c (hook_get_alias_set_0): Remove.
15614 * global.c (EXECUTE_IF_CONFLICT): Remove.
15616 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
15619 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
15620 return true when truth_value_p is true and the type
15623 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
15625 * doc/install.texi (Prerequisites): We no longer require Autoconf
15626 2.13 for the top-level.
15628 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
15630 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
15631 memory access via x86_expand_vector_move_misalign() only for
15632 TImode values on 32-bit targets.
15634 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
15636 * matrix-reorg.c: New file. Implement matrix flattening and
15637 transposing optimization.
15638 * tree-pass.h: Add matrix reorg pass.
15639 * common.opt: Add fipa-mreorg flag.
15640 * Makefile.in: Add matrix-reorg.c.
15641 * passes.c: Add matrix reorg pass.
15642 * varpool.c (add_new_static_var): New function.
15643 * cgraph.h (add_new_static_var): Declare.
15645 2007-05-27 Eric Christopher <echristo@apple.com>
15647 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
15648 sp_offset depending on stack size. Save r12 depending
15649 on registers we're saving later.
15650 (rs6000_emit_epilogue): Update sp_offset depending only
15653 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
15655 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
15656 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
15657 * ifcvt.c (if_convert): Ditto.
15658 * tree-ssa-threadupdate.c (thread_block): Ditto.
15659 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
15660 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
15661 verify_loop_closed_ssa): Check number_of_loops instead of
15663 * predict.c (tree_estimate_probability): Ditto.
15664 * tree-if-conv.c (main_tree_if_conversion): Ditto.
15665 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
15666 * modulo-sched.c (sms_schedule): Ditto.
15667 * tree-scalar-evolution.c (scev_const_prop): Ditto.
15668 (scev_finalize): Do not do anything if scev analysis was not
15670 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
15671 current_loops == NULL.
15672 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
15673 * loop-init.c (loop_optimizer_init): Do not free current_loops when
15674 there are no loops.
15675 (loop_optimizer_finalize): Assert that loops were analyzed.
15676 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
15677 rtl_doloop): Check number_of_loops instead of current_loops.
15678 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
15679 current_loops == NULL.
15680 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
15681 gate_tree_vectorize tree_linear_transform, check_data_deps,
15682 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
15683 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
15684 Check number_of_loops instead of current_loops.
15685 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
15686 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
15687 free loops if available.
15688 (execute_pre): Do not pass do_fre to fini_pre.
15690 2007-05-27 Tobias Burnus <burnus@net-b.de>
15692 PR middle-end/32083
15693 * real.c (mpfr_from_real): Fix sign of -Inf.
15695 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
15697 * tree-vect-transform.c (vectorizable_conversion): Initialize
15698 tree_code variables to ERROR_MARK.
15699 (vectorizable_type_demotion): Likewise.
15700 (vectorizable_type_promotion): Likewise.
15702 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
15705 * config/i386/i386.md (movti): Handle push operands via
15706 ix86_expand_push().
15708 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
15710 * basic-block.h: Remove the prototype for merge_seq_blocks.
15711 * cfgcleanup.c (merge_seq_blocks): Remove.
15713 * tree-flow.h: Remove the prototype for is_aliased_with.
15714 * tree-ssa-alias.c (is_aliased_with): Remove.
15716 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
15718 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
15720 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
15722 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
15723 ix86_expand_sse4_unpack if SSE4.1 is enabled.
15724 (vec_unpacks_hi_v16qi): Likewise.
15725 (vec_unpacku_lo_v16qi): Likewise.
15726 (vec_unpacks_lo_v16qi): Likewise.
15727 (vec_unpacku_hi_v8hi): Likewise.
15728 (vec_unpacks_hi_v8hi): Likewise.
15729 (vec_unpacku_lo_v8hi): Likewise.
15730 (vec_unpacks_lo_v8hi): Likewise.
15731 (vec_unpacku_hi_v4si): Likewise.
15732 (vec_unpacks_hi_v4si): Likewise.
15733 (vec_unpacku_lo_v4si): Likewise.
15734 (vec_unpacks_lo_v4si): Likewise.
15736 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
15738 * c-typeck.c, config/arm/arm.c, config/darwin.c,
15739 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
15740 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
15741 follow spelling conventions in various
15742 warning/error/diagnostic messages.
15744 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
15745 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
15746 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
15747 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
15748 tree-vrp.c: Fix comment typos. Follow spelling conventions.
15749 * doc/tm.texi: Follow spelling conventions.
15751 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15754 * tree-ssa-forwprop.c
15755 (forward_propagate_addr_into_variable_array_index): Remove
15756 the lhs argument. Use the type of def_rhs instead of lhs.
15757 (forward_propagate_addr_expr_1): Update use of
15758 forward_propagate_addr_into_variable_array_index.
15760 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
15761 Nigel Stephens <nigel@mips.com>
15763 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
15764 function attributes, "far" being an alias for "long_call".
15765 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
15766 (mips_near_type_p, mips_far_type_p): New.
15767 (mips_comp_type_attributes): New function to check that attributes
15768 attached to a function type are compatible.
15769 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
15770 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
15771 to the target function of the thunk.
15772 (mips_encode_section_info): Check for "near" and "far" function
15773 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
15775 * config/mips/predicates.md (const_call_insn_operand): Test only
15776 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
15778 * doc/extend.texi (Function Attributes): Document MIPS "near" and
15781 * testsuite/gcc.target/mips/near-far-1.c: New test case.
15782 * testsuite/gcc.target/mips/near-far-2.c: New test case.
15783 * testsuite/gcc.target/mips/near-far-3.c: New test case.
15784 * testsuite/gcc.target/mips/near-far-4.c: New test case.
15786 2007-05-25 Eric Christopher <echristo@apple.com>
15788 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
15789 to x86-darwin configurations.
15790 * config/i386/t-darwin: Add softfp support.
15791 * config/i386/t-darwin64: Ditto.
15792 * config/i386/sfp-machine.h: If mach then don't use
15793 aliasing, emit a stub to call.
15795 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
15797 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
15798 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
15799 tree-predcom.c, tree-ssa-alias-warnings.c,
15800 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
15801 comment typos. Follow spelling conventions.
15802 * doc/cpp.texi, doc/invoke.texi: Fix typos.
15804 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
15807 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
15808 constants into memory. Expand unaligned memory references for
15809 SSE modes via x86_expand_vector_move_misalign() function.
15811 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
15813 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
15814 "memory" attribute for "sseishft" type insn without operands[2].
15816 2007-05-25 Dirk Mueller <dmueller@suse.de>
15817 Marcus Meissner <meissner@suse.de>
15819 * doc/extend.texi (alloc_size): New attribute.
15820 * c-common.c (handle_alloc_size_attribute): New.
15821 * tree-object-size.c (alloc_object_size): Use alloc_size
15822 attribute, if available.
15824 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
15826 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
15828 (__builtin_ia32_vec_ext_v2di): Likewise.
15829 (__builtin_ia32_vec_ext_v4si): Likewise.
15830 (__builtin_ia32_vec_ext_v8hi): Likewise.
15831 (__builtin_ia32_vec_ext_v16qi): Likewise.
15832 (__builtin_ia32_vec_set_v8hi): Likewise.
15834 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
15836 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
15838 2007-05-25 Richard Sandiford <richard@codesourcery.com>
15840 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
15841 (arm_is_longcall_p): Rename to...
15842 (arm_is_long_call_p): ...this. Take a single tree argument and
15844 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
15845 (CUMULATIVE_ARGS): Remove call_cookie.
15846 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
15847 (ENCODED_LONG_CALL_ATTR_P): Delete.
15848 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
15849 LONG_CALL_FLAG_CHAR cases.
15850 (ARM_DECLARE_FUNCTION_SIZE): Delete.
15851 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
15852 ARM_DECLARE_FUNCTION_SIZE.
15853 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
15854 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
15855 (arm_encode_call_attribute, current_file_function_operand): Delete.
15856 (arm_function_in_section_p): New function.
15857 (arm_is_longcall_p): Rename to...
15858 (arm_is_long_call_p): ...this. Take the target function as a single
15859 argument and return a bool. Do not rely on call cookies. Check
15860 whether the target symbol is in the same section as the current
15861 function, not just the same compilation unit.
15862 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
15863 (arm_encode_section_info): Don't encode a call type.
15864 * config/arm/arm.md (call, call_value): Update calls to
15865 arm_is_long(_)call_p. Simplify logic.
15866 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
15867 Update calls to arm_is_long(_)call_p.
15869 2007-05-25 Richard Guenther <rguenther@suse.de>
15871 PR tree-optimization/31982
15872 * tree-ssa-forwprop.c
15873 (forward_propagate_addr_into_variable_array_index): Handle arrays
15874 with element size one.
15876 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15878 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
15879 (umulsi3_highpart): Likewise.
15881 2007-05-24 Ian Lance Taylor <iant@google.com>
15883 PR rtl-optimization/32069
15884 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
15887 2007-05-24 Ollie Wild <aaw@google.com>
15889 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
15892 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
15894 * postreload-gcse.c (reg_changed_after_insn_p): New function.
15895 (oprs_unchanged_p): Use it to check all registers in a REG.
15896 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
15897 (reg_set_between_after_reload_p): Delete.
15898 (reg_used_between_after_reload_p): Likewise.
15899 (reg_set_or_used_since_bb_start): Likewise.
15900 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
15901 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
15902 Use reg_set_between_p instead of reg_set_between_after_reload_p.
15903 * rtlanal.c (reg_set_p): Check whether REG overlaps
15904 regs_invalidated_by_call, rather than just checking the
15905 membership of REGNO (REG).
15907 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
15909 * doc/passes.texi: Document predictive commoning.
15910 * doc/invoke.texi (-fpredictive-commoning): Document.
15911 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
15912 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
15913 adding indices to the generated name.
15914 (schedule_sm): Pass 0 to get_lsm_tmp_name.
15915 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
15916 * tree-pretty-print.c (op_symbol_1): Renamed to ...
15917 (op_symbol_code): ... and exported.
15918 (dump_omp_clause, op_symbol): Use op_symbol_code
15919 instead of op_symbol_1.
15920 * tree-pass.h (pass_predcom): Declare.
15921 * timevar.def (TV_PREDCOM): New timevar.
15922 * tree-ssa-loop.c (run_tree_predictive_commoning,
15923 gate_tree_predictive_commoning, pass_predcom): New.
15924 * tree-data-ref.c (find_data_references_in_loop): Find the
15925 references in dominance order.
15926 (canonicalize_base_object_address): Ensure that the result has
15928 (dr_analyze_innermost): Export.
15929 (create_data_ref): Code to fail for references with invariant
15931 (find_data_references_in_stmt): ... here.
15932 * tree-data-ref.h (dr_analyze_innermost): Declare.
15933 * tree-affine.c: Include tree-gimple.h and hashtab.h.
15934 (aff_combination_find_elt, name_expansion_hash,
15935 name_expansion_eq, tree_to_aff_combination_expand,
15936 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
15938 * tree-affine.h (aff_combination_constant_multiple_p,
15939 tree_to_aff_combination_expand): Declare.
15940 * tree-predcom.c: New file.
15941 * common.opt (fpredictive-commoning): New option.
15942 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
15943 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
15944 * Makefile.in (tree-predcom.o): Add.
15945 (tree-affine.o): Add TREE_GIMPLE_H dependency.
15946 * passes.c (init_optimization_passes): Add dceloop after
15947 copy propagation in loop optimizer. Add predictive commoning
15948 to loop optimizer passes.
15950 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
15952 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
15955 2007-05-24 Jan Hubicka <jh@suse.cz>
15957 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
15959 (genheader): Include statistics.h.
15961 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
15963 * print-rtl.c (flag_dump_unnumbered): Update comments.
15964 (print_rtl): Fix my previous change.
15965 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
15968 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
15970 PR middle-end/32018
15971 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
15973 (thread_through_all_blocks): Call initialize_original_copy_tables
15974 and free_original_copy_tables.
15975 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
15977 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
15978 * cfghooks.c (duplicate_block): Use get_loop_copy.
15979 * cfg.c: Include cfgloop.h.
15980 (loop_copy): New hash table.
15981 (initialize_original_copy_tables): Initialize loop_copy table.
15982 (free_original_copy_tables): Free loop_copy table.
15983 (copy_original_table_clear, copy_original_table_set,
15984 set_loop_copy, get_loop_copy): New functions.
15985 (set_bb_original, set_bb_copy): Use copy_original_table_set.
15986 * cfgloop.h (struct loop): Remove copy field.
15987 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
15988 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
15990 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
15992 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
15993 -msse/-msse2/-msse3.
15995 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
15997 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
15998 __builtin_ia32_vec_set_v2di with MASK_64BIT.
16000 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
16003 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
16004 * targhooks.h (default_mangle_decl_assembler_name): Declare
16006 * targhooks.c (default_mangle_decl_assembler_name): Define
16008 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
16010 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
16011 * langhooks.c (lhd_set_decl_assembler_name): Call
16012 targetm.mangle_decl_assembler_name for names with global scope.
16014 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
16016 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
16017 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
16019 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
16020 New. Factored out of i386_pe_encode_section_info.
16021 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
16022 Move check for prior decoration of stdcall
16023 symbols to i386_pe_encode_section_info.
16024 (i386_pe_encode_section_info): Adjust call to
16025 gen_stdcall_or_fastcall_suffix. Use
16026 i386_pe_maybe_mangle_decl_assembler_name, if needed.
16027 (i386_pe_mangle_decl_assembler_name): New. Wrap
16028 i386_pe_maybe_mangle_decl_assembler_name.
16030 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
16032 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
16033 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
16034 * langhooks.c (get_signed_or_unsigned_type): Don't check for
16035 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
16036 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
16039 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
16040 Nigel Stephens <nigel@mips.com>
16041 Richard Sandiford <richard@codesourcery.com>
16043 Fix up MIPS16 hard float and add support for complex.
16045 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
16046 (TARGET_SOFT_FLOAT_ABI): New.
16047 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
16048 __mips_soft_float to reflect the ABI in use, not whether the
16049 FPU is directly accessible (e.g., in MIPS16 mode).
16050 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
16051 (UNITS_PER_FPVALUE): Likewise.
16053 * config/mips/mips.c (mips_expand_call): Remove redundant
16054 TARGET_MIPS16 check.
16055 (mips_arg_regno): New.
16056 (function_arg_advance): When setting bits in cum->fp_code for
16057 MIPS16, don't subtract 1 from cum->arg_number, since it is now
16059 (function_arg): Use mips_arg_regno.
16060 (mips_return_mode_in_fpr_p): New.
16061 (mips16_call_stub_mode_suffix): New.
16062 (mips16_cfun_returns_in_fpr_p): New.
16063 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
16064 (mips_output_function_prologue): Test mips16_hard_float, not
16065 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
16066 (mips_expand_epilogue): Call MIPS16 helper routines to copy
16067 return value into a floating-point register.
16068 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
16069 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
16070 (mips16_fp_args): Handle MIPS32r2 ISA which supports
16071 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
16072 word of double arguments from or to the high bits of 64-bit
16073 floating point registers.
16074 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
16075 (mips16_fpret_double): New helper function.
16076 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
16077 support for complex modes. Fill in DECL_RESULT for stubdecl.
16078 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
16080 * config/mips/mips16.S
16081 (RET, ARG1, ARG2): New.
16082 (MERGE_GPRf, MERGE_GPRt): New.
16083 (DELAYt, DELAYf): New.
16084 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
16085 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
16086 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
16087 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
16088 (SFOP): Renamed to...
16089 (OPSF3): This, and macro-ified. Updated all uses.
16090 (SFOP2): Renamed to...
16091 (OPSF2): This, and macro-ified. Updated all uses.
16092 (SFCMP): Renamed to...
16093 (CMPSF): This, and macro-ified. Updated all uses.
16094 (SFREVCMP): Renamed to...
16095 (REVCMPSF): This, and macro-ified. Updated all uses.
16096 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
16097 (LDDBL1, LDDBL2, RETDBL): Deleted.
16098 (DFOP): Renamed to...
16099 (OPDF3): This, and macro-ified. Updated all uses.
16100 (DFOP2): Renamed to...
16101 (OPDF2): This, and macro-ified. Updated all uses.
16102 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
16103 (DFCMP): Renamed to...
16104 (CMPDF): This, and macro-ified. Updated all uses.
16105 (DFREVCMP): Renamed to...
16106 (REVCMPDF): This, and macro-ified. Updated all uses.
16107 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
16108 (RET_FUNCTION): New.
16109 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
16110 (__mips16_ret_sc, __mips16_ret_dc): New.
16111 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
16112 STUB_ARGS_6, STUB_ARGS_10): New.
16113 (CALL_STUB_NO_RET): New.
16114 (__mips16_call_stub_1): Macro-ified.
16115 (__mips16_call_stub_5): Macro-ified.
16116 (__mips16_call_stub_2): Macro-ified.
16117 (__mips16_call_stub_6): Macro-ified.
16118 (__mips16_call_stub_9): Macro-ified.
16119 (__mips16_call_stub_10): Macro-ified.
16120 (CALL_STUB_RET): New.
16121 (__mips16_call_stub_sf_0): Macro-ified.
16122 (__mips16_call_stub_sf_1): Macro-ified.
16123 (__mips16_call_stub_sf_5): Macro-ified.
16124 (__mips16_call_stub_sf_2): Macro-ified.
16125 (__mips16_call_stub_sf_6): Macro-ified.
16126 (__mips16_call_stub_sf_9): Macro-ified.
16127 (__mips16_call_stub_sf_10): Macro-ified.
16128 (__mips16_call_stub_df_0): Macro-ified.
16129 (__mips16_call_stub_df_1): Macro-ified.
16130 (__mips16_call_stub_df_5): Macro-ified.
16131 (__mips16_call_stub_df_2): Macro-ified.
16132 (__mips16_call_stub_df_6): Macro-ified.
16133 (__mips16_call_stub_df_9): Macro-ified.
16134 (__mips16_call_stub_df_10): Macro-ified.
16135 (__mips16_call_stub_sc_0): New.
16136 (__mips16_call_stub_sc_1): New.
16137 (__mips16_call_stub_sc_5): New.
16138 (__mips16_call_stub_sc_2): New.
16139 (__mips16_call_stub_sc_6): New.
16140 (__mips16_call_stub_sc_9): New.
16141 (__mips16_call_stub_sc_10): New.
16142 (__mips16_call_stub_dc_0): New.
16143 (__mips16_call_stub_dc_1): New.
16144 (__mips16_call_stub_dc_5): New.
16145 (__mips16_call_stub_dc_2): New.
16146 (__mips16_call_stub_dc_6): New.
16147 (__mips16_call_stub_dc_9): New.
16148 (__mips16_call_stub_dc_10): New.
16150 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
16151 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
16152 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
16154 2007-05-23 Ian Lance Taylor <iant@google.com>
16156 * doc/invoke.texi (Invoking GCC): Document that the order of the
16159 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
16162 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
16163 * config/score/predicate.md (const_pow2, const_npow2): Remove.
16164 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
16168 * config/score/score.c (score_print_operand): Make sure that only
16169 lower bits are used.
16171 2007-05-22 Ian Lance Taylor <iant@google.com>
16173 * tree-vrp.c (avoid_overflow_infinity): New static function,
16174 broken out of set_value_range_to_value.
16175 (set_value_range_to_value): Call avoid_overflow_infinity.
16176 (extract_range_from_assert): Likewise.
16178 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
16180 PR middle-end/31095
16181 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
16182 change the type before looking for a COMPOUND_EXPR.
16184 2007-05-22 Ian Lance Taylor <iant@google.com>
16186 * lower-subreg.c (decompose_multiword_subregs): If we change an
16187 insn, call remove_retval_note on it.
16189 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
16191 * regs.h (end_hard_regno): New function.
16192 (END_HARD_REGNO, END_REGNO): New macros.
16193 (add_to_hard_reg_set): New function.
16194 (remove_from_hard_reg_set): Likewise.
16195 (in_hard_reg_set_p): Likewise.
16196 (overlaps_hard_reg_set_p): Likewise.
16197 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
16198 (note_btr_set): Use END_HARD_REGNO.
16199 * caller-save.c (setup_save_areas): Use end_hard_regno.
16200 (mark_set_regs): Use END_HARD_REGNO.
16201 (add_stored_regs): Use end_hard_regno.
16202 (mark_referenced_regs): Use add_to_hard_reg_set.
16203 * combine.c (update_table_tick): Use END_REGNO.
16204 (record_value_for_reg): Likewise.
16205 (record_dead_and_set_regs): Likewise.
16206 (get_last_value_validate): Likewise.
16207 (use_crosses_set_p): Likewise.
16208 (reg_dead_at_p_1): Likewise.
16209 (reg_dead_at_p): Likewise.
16210 (mark_used_regs_combine): Use add_to_hard_reg_set.
16211 (move_deaths): Use END_HARD_REGNO.
16212 (reg_bitfield_target_p): Use end_hard_regno.
16213 (distribute_notes): Use END_HARD_REGNO.
16214 * cse.c (mention_regs): Use END_REGNO.
16215 (insert): Use add_to_hard_reg_set.
16216 (invalidate): Use END_HARD_REGNO.
16217 (invalidate_for_call): Likewise.
16218 (exp_equiv_p): Use END_REGNO.
16219 (cse_insn): Likewise.
16220 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
16221 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
16222 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
16223 * function.c (keep_stack_depressed): Use end_hard_regno.
16224 * global.c (global_alloc): Use end_hard_regno.
16225 (global_conflicts): Use add_to_hard_reg_set instead of
16227 (find_reg): Likewise.
16228 (mark_reg_store): Likewise.
16229 (mark_reg_conflicts): Likewise.
16230 (mark_reg_death): Use remove_from_hard_reg_set.
16231 (mark_reg_live_nc): Delete.
16232 (set_preference): Use end_hard_regno.
16233 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
16234 remove_from_hard_reg_set.
16235 (post_mark_life): Use add_to_hard_reg_set.
16236 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
16237 (reg_becomes_live): Use add_to_hard_reg_set.
16238 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
16239 (peep2_find_free_register): Use add_to_hard_reg_set.
16240 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
16241 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
16242 * regrename.c (note_sets): Use add_to_hard_reg_set.
16243 (clear_dead_regs): Use remove_from_hard_reg_set.
16244 (regrename_optimize): Use add_to_hard_reg_set.
16245 (find_oldest_value_reg): Use in_hard_reg_set_p.
16246 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
16247 (hard_reg_set_here_p): Use end_hard_regno.
16248 (decompose): Likewise.
16249 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
16250 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
16251 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
16252 (mark_home_live): Use end_hard_regno.
16253 (spill_hard_reg): Likewise.
16254 (clear_reload_reg_in_use): Likewise.
16255 * reorg.c (delete_prior_computation): Use END_REGNO.
16256 * resource.c (update_live_status): Use END_HARD_REGNO.
16257 (mark_referenced_resources): Use add_to_hard_reg_set.
16258 (mark_set_resources): Likewise.
16259 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
16260 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
16261 (reg_overlap_mentioned_p): Likewise.
16262 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
16263 (covers_regno_no_parallel_p): Use END_REGNO.
16264 (find_regno_note): Likewise.
16265 (find_reg_fusage): Use END_HARD_REGNO.
16266 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
16267 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
16269 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
16271 * mode-switching.c (reg_dies): Change type of second argument to
16273 (optimize_mode_switching): Update accordingly.
16275 2007-05-22 Richard Sandiford <richard@codesourcery.com>
16277 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
16279 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
16280 (hard_reg_set_empty_p): ...these new functions.
16281 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
16282 GO_IF_HARD_REG_SUBSET.
16283 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
16284 instead of GO_IF_HARD_REG_EQUAL.
16285 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
16286 instead of GO_IF_HARD_REG_EQUAL.
16287 * global.c (find_reg): Use hard_reg_set_empty_p instead of
16288 GO_IF_HARD_REG_SUBSET.
16289 (modify_reg_pav): Use hard_reg_set_empty_p instead of
16290 GO_IF_HARD_REG_EQUAL.
16291 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
16292 of GO_IF_HARD_REG_SUBSET.
16293 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
16294 instead of GO_IF_HARD_REG_EQUAL.
16295 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
16296 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
16297 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
16298 of GO_IF_HARD_REG_SUBSET,
16299 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
16300 GO_IF_HARD_REG_SUBSET.
16301 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
16302 instead of GO_IF_HARD_REG_EQUAL.
16303 * config/sh/sh.c (push_regs, calc_live_regs): Use
16304 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
16305 (hard_regs_intersect_p): Delete.
16307 2007-05-22 Janis Johnson <janis187@us.ibm.com>
16309 * doc/sourcebuild.texi (Test Directives) Add dg-message.
16311 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
16312 Richard Henderson <rth@redhat.com>
16314 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
16316 (x86_64-*-*): Likewise.
16318 * i386/i386-modes.def (V2QI): New.
16320 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
16322 (override_options): Support SSE4.1.
16323 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
16324 (IX86_BUILTIN_BLENDPS): Likewise.
16325 (IX86_BUILTIN_BLENDVPD): Likewise.
16326 (IX86_BUILTIN_BLENDVPS): Likewise.
16327 (IX86_BUILTIN_PBLENDVB128): Likewise.
16328 (IX86_BUILTIN_PBLENDW128): Likewise.
16329 (IX86_BUILTIN_DPPD): Likewise.
16330 (IX86_BUILTIN_DPPS): Likewise.
16331 (IX86_BUILTIN_INSERTPS128): Likewise.
16332 (IX86_BUILTIN_MOVNTDQA): Likewise.
16333 (IX86_BUILTIN_MPSADBW128): Likewise.
16334 (IX86_BUILTIN_PACKUSDW128): Likewise.
16335 (IX86_BUILTIN_PCMPEQQ): Likewise.
16336 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
16337 (IX86_BUILTIN_PMAXSB128): Likewise.
16338 (IX86_BUILTIN_PMAXSD128): Likewise.
16339 (IX86_BUILTIN_PMAXUD128): Likewise.
16340 (IX86_BUILTIN_PMAXUW128): Likewise.
16341 (IX86_BUILTIN_PMINSB128): Likewise.
16342 (IX86_BUILTIN_PMINSD128): Likewise.
16343 (IX86_BUILTIN_PMINUD128): Likewise.
16344 (IX86_BUILTIN_PMINUW128): Likewise.
16345 (IX86_BUILTIN_PMOVSXBW128): Likewise.
16346 (IX86_BUILTIN_PMOVSXBD128): Likewise.
16347 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
16348 (IX86_BUILTIN_PMOVSXWD128): Likewise.
16349 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
16350 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
16351 (IX86_BUILTIN_PMOVZXBW128): Likewise.
16352 (IX86_BUILTIN_PMOVZXBD128): Likewise.
16353 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
16354 (IX86_BUILTIN_PMOVZXWD128): Likewise.
16355 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
16356 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
16357 (IX86_BUILTIN_PMULDQ128): Likewise.
16358 (IX86_BUILTIN_PMULLD128): Likewise.
16359 (IX86_BUILTIN_ROUNDPD): Likewise.
16360 (IX86_BUILTIN_ROUNDPS): Likewise.
16361 (IX86_BUILTIN_ROUNDSD): Likewise.
16362 (IX86_BUILTIN_ROUNDSS): Likewise.
16363 (IX86_BUILTIN_PTESTZ): Likewise.
16364 (IX86_BUILTIN_PTESTC): Likewise.
16365 (IX86_BUILTIN_PTESTNZC): Likewise.
16366 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
16367 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
16368 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
16369 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
16370 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
16371 (bdesc_ptest): New.
16372 (bdesc_sse_3arg): Likewise.
16373 (bdesc_2arg): Likewise.
16374 (bdesc_1arg): Likewise.
16375 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
16377 (ix86_expand_sse_4_operands_builtin): New.
16378 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
16379 smaller than 8 bits as the 2nd arg.
16380 (ix86_expand_sse_ptest): New.
16381 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
16382 (ix86_expand_vector_set): Support SSE4.1.
16383 (ix86_expand_vector_extract): Likewise.
16385 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
16386 __SSE4_1__ for -msse4.1.
16388 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
16389 (UNSPEC_INSERTPS): Likewise.
16390 (UNSPEC_DP): Likewise.
16391 (UNSPEC_MOVNTDQA): Likewise.
16392 (UNSPEC_MPSADBW): Likewise.
16393 (UNSPEC_PHMINPOSUW): Likewise.
16394 (UNSPEC_PTEST): Likewise.
16395 (UNSPEC_ROUNDP): Likewise.
16396 (UNSPEC_ROUNDS): Likewise.
16398 * config/i386/i386.opt (msse4.1): New for SSE4.1.
16400 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
16401 (const_pow2_1_to_32768_operand): Likewise.
16403 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
16406 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
16408 (sse4_1_insertps): Likewise.
16409 (*sse4_1_extractps): Likewise.
16410 (sse4_1_ptest): Likewise.
16411 (sse4_1_mulv2siv2di3): Likewise.
16412 (*sse4_1_mulv4si3): Likewise.
16413 (*sse4_1_smax<mode>3): Likewise.
16414 (*sse4_1_umax<mode>3): Likewise.
16415 (*sse4_1_smin<mode>3): Likewise.
16416 (*sse4_1_umin<mode>3): Likewise.
16417 (sse4_1_eqv2di3): Likewise.
16418 (*sse4_1_pinsrb): Likewise.
16419 (*sse4_1_pinsrd): Likewise.
16420 (*sse4_1_pinsrq): Likewise.
16421 (*sse4_1_pextrb): Likewise.
16422 (*sse4_1_pextrb_memory): Likewise.
16423 (*sse4_1_pextrw_memory): Likewise.
16424 (*sse4_1_pextrq): Likewise.
16425 (sse4_1_blendpd): Likewise.
16426 (sse4_1_blendps): Likewise.
16427 (sse4_1_blendvpd): Likewise.
16428 (sse4_1_blendvps): Likewise.
16429 (sse4_1_dppd): Likewise.
16430 (sse4_1_dpps): Likewise.
16431 (sse4_1_movntdqa): Likewise.
16432 (sse4_1_mpsadbw): Likewise.
16433 (sse4_1_packusdw): Likewise.
16434 (sse4_1_pblendvb): Likewise.
16435 (sse4_1_pblendw): Likewise.
16436 (sse4_1_phminposuw): Likewise.
16437 (sse4_1_extendv8qiv8hi2): Likewise.
16438 (*sse4_1_extendv8qiv8hi2): Likewise.
16439 (sse4_1_extendv4qiv4si2): Likewise.
16440 (*sse4_1_extendv4qiv4si2): Likewise.
16441 (sse4_1_extendv2qiv2di2): Likewise.
16442 (*sse4_1_extendv2qiv2di2): Likewise.
16443 (sse4_1_extendv4hiv4si2): Likewise.
16444 (*sse4_1_extendv4hiv4si2): Likewise.
16445 (sse4_1_extendv2hiv2di2): Likewise.
16446 (*sse4_1_extendv2hiv2di2): Likewise.
16447 (sse4_1_extendv2siv2di2): Likewise.
16448 (*sse4_1_extendv2siv2di2): Likewise.
16449 (sse4_1_zero_extendv8qiv8hi2): Likewise.
16450 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
16451 (sse4_1_zero_extendv4qiv4si2): Likewise.
16452 (*sse4_1_zero_extendv4qiv4si2): Likewise.
16453 (sse4_1_zero_extendv2qiv2di2): Likewise.
16454 (*sse4_1_zero_extendv2qiv2di2): Likewise.
16455 (sse4_1_zero_extendv4hiv4si2): Likewise.
16456 (*sse4_1_zero_extendv4hiv4si2): Likewise.
16457 (sse4_1_zero_extendv2hiv2di2): Likewise.
16458 (*sse4_1_zero_extendv2hiv2di2): Likewise.
16459 (sse4_1_zero_extendv2siv2di2): Likewise.
16460 (*sse4_1_zero_extendv2siv2di2): Likewise.
16461 (sse4_1_roundpd): Likewise.
16462 (sse4_1_roundps): Likewise.
16463 (sse4_1_roundsd): Likewise.
16464 (sse4_1_roundss): Likewise.
16465 (mulv4si3): Don't expand for SSE4.1.
16466 (smax<mode>3): Likewise.
16467 (umaxv4si3): Likewise.
16468 (uminv16qi3): Likewise.
16469 (umin<mode>3): Likewise.
16470 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
16472 * doc/extend.texi: Document SSE4.1 built-in functions.
16474 * doc/invoke.texi: Document -msse4.1.
16476 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
16478 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
16479 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
16480 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
16481 (ASM_SPEC): Add asm_pcrel_spec.
16482 (EXTRA_SPECS): Add asm_pcrel_spec.
16484 2007-05-21 David Daney <ddaney@avtrex.com>
16486 * doc/install.texi (Building a cross compiler): Add requirements
16487 for Java cross compiler.
16489 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
16491 PR middle-end/31995
16492 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
16493 Add loopno argument. Use evolution_function_is_invariant_rec_p
16494 instead of evolution_function_is_constant_p.
16495 Update calls to evolution_function_is_affine_multivariate_p.
16496 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
16497 Add loopno argument.
16498 * tree-scalar-evolution.c (gather_chrec_stats): Call
16499 evolution_function_is_affine_multivariate_p with a loop
16501 * tree-data-ref.c (analyze_miv_subscript): Likewise.
16502 (analyze_overlapping_iterations): Likewise.
16503 (access_functions_are_affine_or_constant_p): Likewise.
16504 (build_classic_dist_vector_1): If the access functions
16505 are equal, don't do anything.
16507 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
16508 Paolo Carlini <pcarlini@suse.de>
16509 Uros Bizjak <ubizjak@gmail.com>
16511 * c-cppbuiltin.c (c_cpp_builtins): Define
16512 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
16513 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
16514 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
16515 * doc/cpp.texi ([Standard Predefined Macros]): Document.
16517 2007-05-21 Mike Stump <mrs@apple.com>
16519 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
16521 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
16523 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
16525 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
16526 implementation if __OPTIMIZE__ is not defined.
16527 (_mm_alignr_pi8): Ditto.
16528 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
16529 (_mm_inserti_si64): Ditto.
16530 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
16531 (_mm_slli_epi16): Ditto.
16532 (_mm_slli_epi32): Ditto.
16533 (_mm_slli_epi64): Ditto.
16534 (_mm_srai_epi16): Ditto.
16535 (_mm_srai_epi32): Ditto.
16536 (_mm_srli_si128): Ditto.
16537 (_mm_slli_si128): Ditto.
16538 (_mm_srli_epi16): Ditto.
16539 (_mm_srli_epi32): Ditto.
16540 (_mm_srli_epi64): Ditto.
16541 (_mm_extract_epi16): Ditto.
16542 (_mm_insert_epi16): Ditto.
16543 (_mm_shufflehi_epi16): Ditto.
16544 (_mm_shufflelo_epi16): Ditto.
16545 (_mm_shuffle_epi32): Ditto.
16546 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
16547 (_m_pextrw): Ditto.
16548 (_mm_insert_pi16): Ditto.
16549 (_m_pinsrw): Ditto.
16550 (_mm_shuffle_pi16): Ditto.
16551 (_m_pshufw): Ditto.
16552 (_mm_shufle_ps): Ditto.
16553 (_mm_prefetch): Ditto.
16555 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
16557 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
16558 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
16559 * real.c (encode_i370_single, decode_i370_single,
16560 encode_i370_double, decode_i370_double): Functions removed.
16561 (i370_single_format, i370_double_format): Initializations removed.
16562 (real_maxval, round_for_format, exact_real_truncate, significand_size):
16563 Consider the log2_b field to always be one.
16564 (ieee_single_format, mips_single_format, coldfire_single_format,
16565 ieee_double_format, mips_double_format, coldfire_double_format,
16566 ieee_extended_motorola_format, ieee_extended_intel_96_format,
16567 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
16568 ibm_extended_format, mips_extended_format, ieee_quad_format,
16569 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
16570 decimal_single_format, decimal_double_format, decimal_quad_format,
16571 c4x_single_format, c4x_extended_format, real_internal_format): Remove
16572 initialization of log2_b.
16573 * real.h (i370_single_format, i370_double_format): Declarations
16575 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
16576 field to always be one.
16578 2007-05-21 Andreas Schwab <schwab@suse.de>
16580 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
16581 NOTE_INSN_BASIC_BLOCK_P.
16582 (process_for_unwind_directive): Likewise.
16584 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
16586 * builtins.c (expand_builtin_setjmp_setup): Update comment.
16587 * function.h (struct function): Move va_list_gpr_size,
16588 va_list_fpr_size, function_frequency to front of bitfields. Add
16590 (current_function_calls_unwind_init): New.
16591 * except.c (expand_builtin_unwind_init): Set
16592 current_function_calls_unwind_init not
16593 current_function_has_nonlocal_label.
16594 * reload1.c (has_nonexceptional_receiver): New.
16595 (reload): Use it and current_function_calls_unwind_init to
16596 determine whether call-saved regs must be saved.
16598 2007-05-20 Jan Hubicka <jh@suse.cz>
16600 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
16601 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
16602 * ddg.c (create_ddg): LIkewise.
16603 * final.c (final): Remove hunk moving line number notes around since
16604 they are no longer present at this stage.
16605 (final_scan_insn): Use NOTE_KIND instead of
16606 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
16607 (output_asm_label): Likewise.
16608 * reorg.c (dbr_schedule): Likewise.
16609 * haifa-sched.c (unlink_other_notes): Likewise.
16610 * mode-switching.c (optimize_mode_switching): Likewise.
16611 * graph.c (start_bb): Likewise.
16612 * rtl.def (NOTE): Update description.
16613 * jump.c (squeeze_notes): Delete.
16614 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
16615 NOTE_INSN_BASIC_BLOCK_P when possible.
16616 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
16617 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
16618 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
16619 (dwarf2out_var_location): Likewise.
16620 * cfgbuild.c (make_edges): Likewise.
16621 (find_basic_blocks_1): Likewise.
16622 * function.c (reorder_blocks_1): Likewise.
16623 (epilogue_done): Likewise.
16624 (reposition_prologue_and_epilogue_notes): Likewise.
16625 * print-rtl.c (print_rtx): Likewise; drop code for printing
16627 (print_rtl): Likewise.
16628 (print_rtl_single): Likewise.
16629 * gcse.c (insert_insn_start_bb): Likewise.
16630 * alias.c (init_alias_analysis): Likewise.
16631 * calls.c (fixup_tail_calls): Likewise.
16632 * except.c (sjlj_emit_function_enter): Likewise.
16633 * emit-rtl.c (add_insn_after): Likeiwse.
16634 (emit_label_before): Likewise.
16635 (emit_label_after): Likewise.
16636 (emit_note_before, emit_note_after, emit_note): Update
16637 parameter to be enum insn_note; do not deal with source
16639 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
16640 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
16642 (merge_blocks_move_successor_nojumps): Simplify now when
16643 we don't have BLOCK notes.
16644 (try_optimize_cfg): Likewise.
16645 * cfglayout.c (skip_insns_after_block): Likewise.
16646 (record_effective_endpoints): Likewise.
16647 (duplicate_insn_chain): Likewise.
16648 * varasm.c (output_constant_pool_1): Likewise.
16649 * sched-deps.c (sched_analyze): Likewise.
16650 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
16652 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
16653 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
16654 (SET_INSN_DELETED): Simplify.
16655 (NOTE_LINE_NUMBER): Exterminate.
16656 (NOTE_LINE_KIND): New.
16657 (NOTE_INSN_BASIC_BLOCK_P): Update.
16658 (enum insn_note): Simplify.
16659 (GET_NOTE_INSN_NAME) Simplify.
16660 (emit_note_before, emit_note_after, emit_note): Update prototype.
16661 (squeeze_notes): Remove.
16662 * sched-int.h (NOTE_NOT_BB_P): Update.
16663 * resource.c (mark_target_live_regs): Update.
16664 * sched-rgn.c (debug_dependencies): Update.
16665 * sched-vis.c (print_insn): Update.
16666 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
16667 * config/i386/i386.c (ix86_output_function_epilogue): Update.
16668 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
16669 (TARGET_ADJUST_UNROLL_MAX): Likewise.
16670 (split_branches): Update.
16671 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
16673 (sh_adjust_unroll_max): Exterminate.
16674 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
16675 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
16676 (m68hc11_reorg): Likewise.
16677 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
16678 (emit_predicate_relation_info): Update.
16679 (process_for_unwind_directive): Update.
16680 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
16681 (output_call): Update.
16682 * config/pa/pa.c (output_lbranch): Update.
16683 (output_millicode_call): Update.
16684 (output_call): Update.
16685 (pa_combine_instructions): Update.
16686 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
16687 * config/bfin/bfin.c (gen_one_bundle): Update.
16688 * cfgrtl.c (can_delete_note_p): Update.
16689 (delete_insn): Update.
16690 (rtl_merge_blocks): Update.
16691 (commit_one_edge_insertion): Update.
16692 (rtl_verify_flow_info): Update.
16693 * stmt.c (expand_case): Do not call squeeze_notes.
16695 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16702 * c.opt (Wtype-limits): New.
16703 * doc/invoke.texi (Wtype-limits): Document it.
16704 (Wextra): Enabled by -Wextra.
16705 * c-opts.c (c_common_post_options): Enabled by -Wextra.
16706 * c-common.c (shorten_compare): Warn with Wtype-limits.
16708 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
16710 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
16711 inlined function, not as a macro.
16712 (_mm_alignr_pi8): Ditto.
16713 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
16714 (_mm_inserti_si64): Ditto.
16715 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
16716 (_mm_extract_epi16): Ditto.
16717 (_mm_insert_epi16): Ditto.
16718 (_mm_shufflehi_epi16): Ditto.
16719 (_mm_shufflelo_epi16): Ditto.
16720 (_mm_shuffle_epi32): Ditto.
16721 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
16722 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
16724 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
16726 (_m_to_float): Use C89 compatible assignment.
16728 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
16731 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
16733 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16736 * doc/invoke.texi (Wreturn-type): Complete description.
16737 (Wextra): Delete item about return-type warning.
16738 * c-decl.c: Delete redundant Wextra warning.
16740 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
16743 * config/i386/pmmintrin.h: Do not include xmmintrin.h
16744 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
16745 inlined function, not as a macro.
16746 (_mm_prefetch): Ditto.
16747 (_m_pextrw): Ditto.
16748 (_mm_insert_pi16): Ditto.
16749 (_m_pinsrw): Ditto.
16750 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
16751 (_m_pshufw): Ditto. Add const to __N argument.
16752 (_mm_shufle_ps): Ditto. Add const to __mask argument.
16753 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
16754 (_mm_slli_epi32): Ditto.
16755 (_mm_srli_si128): Implement as always inlined function, not as a
16756 macro. Add __inline to function declaration.
16757 (_mm_slli_si128): Ditto.
16759 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
16761 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
16762 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
16764 (struct fenv): New structure.
16765 (FP_HANDLE_EXCEPTIONS): New define.
16766 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
16767 (_FP_DECL_EXP): New define.
16768 (FP_INIT_ROUNDMODE): New define.
16769 (FP_ROUNDMODE): New define.
16771 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16773 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
16774 (Wconversion): Update description.
16775 (Wconversion-sign): New.
16776 * c.opt (Wconversion-sign): New.
16777 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
16778 means disabled for C++. Otherwise, take the status of Wconversion.
16779 * c-common.c (conversion_warning): Warn with either Wconversion or
16781 (warnings_for_convert_and_check): Conditions are already checked by
16782 conversion_warning.
16783 (convert_and_check): Don't check warnings if the conversion failed.
16785 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
16786 Anatoly Sokolov <aesok@dol.ru>
16788 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
16789 avr_epilogue_uses) : Add declaration.
16790 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
16791 * config/avr/constraints.md (R): New constraint.
16792 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
16793 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
16794 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
16795 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
16796 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
16797 call_prologue_saves, epilogue_restores, return_from_epilogue,
16798 return_from_main_epilogue, return_from_interrupt_epilogue,
16799 return_from_naked_epilogue, prologue, epilogue): New patterns.
16800 (jump): Handle symbol reference.
16801 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
16802 avr_output_function_prologue, avr_output_function_epilogue): Remove
16804 (avr_init_machine_status, expand_prologue, expand_epilogue,
16805 avr_asm_function_end_prologue, avr_epilogue_uses,
16806 avr_asm_function_begin_epilogue): New functions.
16807 (prologue_size, epilogue_size, jump_tables_size): Remove global
16809 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
16810 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
16811 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
16812 (avr_override_options): Initialise init_machine_status.
16813 (output_movhi): Handle all stack pointer loads.
16814 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
16815 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
16816 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
16817 (EPILOGUE_USES) Redefine.
16818 (machine_function) Declare.
16820 2007-05-19 Richard Sandiford <richard@codesourcery.com>
16822 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
16823 Use a single return statement.
16825 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16827 PR middle-end/30250
16828 * builtins.c (do_mpfr_lgamma_r): New.
16829 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
16830 * tree.h (CASE_FLT_FN_REENT): New.
16832 2007-05-18 Geoffrey Keating <geoffk@apple.com>
16834 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
16835 (output_die): Use 'unsigned long' with %x.
16836 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
16837 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
16838 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
16840 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
16842 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
16847 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
16848 true if function has no argument.
16850 2007-05-18 DJ Delorie <dj@redhat.com>
16852 * config/mips/mips.c (mips_offset_within_alignment_p): New.
16853 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
16855 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
16857 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
16858 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
16859 count_trailing_zeros.
16860 (__i386__): Implement count_leading_zeros using __builtin_clz().
16861 Implement count_trailing_zeros usign __builtin_ctz().
16863 2007-05-18 Richard Sandiford <richard@codesourcery.com>
16865 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
16867 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
16869 PR middle-end/31344
16870 * expr.c (emit_move_change_mode): Change mode of push operands here.
16872 2007-05-17 Ian Lance Taylor <iant@google.com>
16874 PR tree-optimization/31953
16875 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
16876 Change all callers.
16877 (set_value_range_to_null): Call set_value_range_to_value.
16878 (extract_range_from_comparison): Likewise.
16880 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16882 * toplev.c (print_version): Output GMP/MPFR version info.
16884 * builtins.c (CASE_MATHFN_REENT): New macro.
16885 (mathfn_built_in): Use it.
16886 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
16887 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
16888 BUILT_IN_LGAMMAL_R): New.
16889 * doc/extend.texi: Document new builtins.
16891 PR middle-end/31796
16892 * builtins.c (do_mpfr_remquo): New.
16893 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
16894 (fold_builtin_3): Handle BUILT_IN_REMQUO.
16896 PR middle-end/30251
16897 * builtins.c (fold_builtin_1): Handle y0, y1.
16898 (fold_builtin_2): Handle yn.
16900 PR middle-end/30251
16901 * builtins.c (do_mpfr_bessel_n): New.
16902 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
16903 (fold_builtin_2): Handle BUILT_IN_JN.
16905 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
16908 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
16909 TYPE_PRECISION (intmax_type_node).
16911 2007-05-17 Steve Ellcey <sje@cup.hp.com>
16914 * reload.c (subst_reloads): Remove checking.
16916 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
16918 PR rtl-optimization/31691
16919 * combine.c (simplify_set): Build a new src pattern instead of
16920 substituting its operands in the COMPARE case.
16922 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
16924 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
16925 (execute_vrp): Preserve loops through jump threading.
16926 * tree-ssa-threadupdate.c (thread_single_edge,
16927 dbds_continue_enumeration_p, determine_bb_domination_status,
16928 thread_through_loop_header): New functions.
16929 (create_edge_and_update_destination_phis,
16930 create_edge_and_update_destination_phis): Set loops for the new blocks.
16931 (prune_undesirable_thread_requests): Removed.
16932 (redirect_edges): Do not pretend that redirect_edge_and_branch can
16934 (thread_block): Do not call prune_undesirable_thread_requests.
16936 (mark_threaded_blocks): Select edges to thread here.
16937 (thread_through_all_blocks): Take may_peel_loop_headers argument.
16938 Thread edges through loop headers independently.
16939 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
16940 * tree-pass.h (TODO_mark_first_instance): New.
16941 (first_pass_instance): Declare.
16942 * cfghooks.c (duplicate_block): Put the block to the original loop
16943 if copy is not specified.
16944 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
16945 jump threading. Pass may_peel_loop_headers to
16946 thread_through_all_blocks according to first_pass_instance.
16947 * cfgloop.h (create_preheader): Declare.
16948 * tree-flow.h (thread_through_all_blocks): Declaration changed.
16949 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
16950 * passes.c (first_pass_instance): New variable.
16951 (next_pass_1): Set TODO_mark_first_instance.
16952 (execute_todo): Set first_pass_instance.
16954 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
16956 PR tree-optimization/24659
16957 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
16958 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
16959 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
16960 OTI_vec_pack_ufix_trunc.
16961 (vec_unpacks_float_hi_optab): Define new macro.
16962 (vec_unpacks_float_lo_optab): Ditto.
16963 (vec_unpacku_float_hi_optab): Ditto.
16964 (vec_unpacku_float_lo_optab): Ditto.
16965 (vec_pack_sfix_trunc_optab): Ditto.
16966 (vec_pack_ufix_trunc_optab): Ditto.
16967 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
16968 and vec_pack_[s|u]fix_trunc_optab using
16969 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
16970 * tree-vectorizer.c (supportable_widening_operation): Handle
16971 FLOAT_EXPR and CONVERT_EXPR. Update comment.
16972 (supportable_narrowing_operation): New function.
16973 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
16974 * tree-vect-transform.c (vectorizable_conversion): Handle
16975 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
16976 (vect_gen_widened_results_half): Move before vectorizable_conversion.
16977 (vectorizable_type_demotion): Call supportable_narrowing_operation()
16978 to check for target support.
16979 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
16980 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
16981 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
16982 for VEC_PACK_FIX_TRUNC_EXPR.
16983 (expand_binop): Special case mode of the result for
16984 vec_pack_[u|s]fix_trunc_optab.
16985 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
16986 vec_pack_[u|s]fix_trunc_optab.
16988 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
16989 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
16990 * tree-pretty-print.c (dump_generic_node): Handle
16991 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
16992 VEC_PACK_FIX_TRUNC_EXPR.
16994 * expr.c (expand_expr_real_1): Ditto.
16995 * tree-inline.c (estimate_num_insns_1): Ditto.
16996 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16998 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
16999 (vec_unpacks_float_lo_v8hi): Ditto.
17000 (vec_unpacku_float_hi_v8hi): Ditto.
17001 (vec_unpacku_float_lo_v8hi): Ditto.
17002 (vec_unpacks_float_hi_v4si): Ditto.
17003 (vec_unpacks_float_lo_v4si): Ditto.
17004 (vec_pack_sfix_trunc_v2df): Ditto.
17006 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
17008 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
17009 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
17010 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
17011 [vec_pack_ufix_trunc]: Ditto.
17012 [vec_unpacks_float_hi]: Ditto.
17013 [vec_unpacks_float_lo]: Ditto.
17014 [vec_unpacku_float_hi]: Ditto.
17015 [vec_unpacku_float_lo]: Ditto.
17017 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
17019 * soft-fp/README: Update for new files.
17020 * soft-fp/floattisf.c: New file.
17021 * soft-fp/floattidf.c: New file.
17022 * soft-fp/floattitf.c: New file.
17023 * soft-fp/floatuntisf.c: New file.
17024 * soft-fp/floatuntidf.c: New file.
17025 * soft-fp/floatuntitf.c: New file.
17026 * soft-fp/fixsfti.c: New file.
17027 * soft-fp/fixdfti.c: New file.
17028 * soft-fp/fixtfti.c: New file.
17029 * soft-fp/fixunssfti.c: New file.
17030 * soft-fp/fixunsdfti.c: New file.
17031 * soft-fp/fixunstfti.c: New file.
17032 * soft-fp/extendxftf.c: New file.
17033 * soft-fp/trunctfxf.c: New file.
17035 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
17036 (__trunctfxf2): Ditto.
17038 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
17039 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
17040 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
17041 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
17042 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
17043 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
17045 * config/i386/t-fprules-softfp64: New file.
17046 * config/i386/sfp-machine.h: New file.
17047 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
17048 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
17049 and soft-fp/t-softfp to tmake_file.
17050 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
17051 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
17053 * config/i386/t-linux64 (softfp_wrap_start): New.
17054 (softfp_wrap_end): New.
17055 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
17056 supported for TARGET_64BIT.
17058 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
17060 * c-common.c (c_common_signed_or_unsigned_type): Emulate
17061 c_common_unsigned_type behavior.
17063 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
17065 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
17068 2007-05-16 Eric Christopher <echristo@apple.com>
17070 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
17071 saving after stack push. Set sp_offset whenever we push.
17072 (rs6000_emit_epilogue): Move altivec register restore before
17075 2007-05-16 Richard Sandiford <richard@codesourcery.com>
17077 * configure.ac: Allow sysroots to be relocated under $prefix as
17078 well as $exec_prefix.
17079 * configure: Regenerate.
17081 2007-05-16 Richard Sandiford <richard@codesourcery.com>
17085 2007-05-12 Richard Sandiford <richard@codesourcery.com>
17087 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
17088 (gcc_tooldir): Likewise.
17089 * configure: Regenerate.
17090 * Makefile.in (libsubdir_to_prefix): New variable, based on the
17091 old configure.ac gcc_tooldir setting.
17092 (prefix_to_exec_prefix): New variable.
17093 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
17094 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
17096 2007-05-14 Janis Johnson <janis187@us.ibm.com>
17098 * c-typeck.c (build_binary_op): Return early for error.
17100 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
17102 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
17103 struct nb_iter_bound.
17104 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
17105 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
17106 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
17107 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
17108 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
17109 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
17110 (del_scev_info): Use ggc_free.
17111 (scev_initialize): Allocate scalar_evolution_info in gc memory.
17112 * loop-init.c: Include ggc.h.
17113 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
17114 (loop_optimizer_finalize): Use ggc_free.
17115 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
17116 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
17117 pass_iv_optimize): Add TODO_ggc_collect.
17118 * function.h (struct function): Remove skip marker from
17120 * cfgloop.c: Include ggc.h.
17121 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
17123 (establish_preds): Vector superloops is gc allocated.
17124 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
17126 (flow_loops_find): Vector larray is gc allocated.
17127 (loop_exit_free): Use ggc_free.
17128 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
17129 that head of exits list is now not a part of struct loop.
17130 (record_loop_exits): Allocate exits table in gc memory.
17131 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
17132 that head of exits list is now not a part of struct loop.
17133 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
17134 struct loop_exit): Add GTY marker.
17135 (struct loop): Add GTY marker. Make superloops vector gc allocated.
17136 Add skip marker to aux field. Make head of exits list a separate
17138 (struct loops): Add GTY marker. Make larray vector gc allocated.
17139 Add param marker to exits table.
17140 (get_loops): Type changed.
17141 * Makefile.in (tree-scalar-evolution.o): Add
17142 gt-tree-scalar-evolution.h dependency.
17143 (cfgloop.o, loop-init.o): Add ggc.h dependency.
17144 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
17145 * basic-block.h (struct basic_block_def): Remove skip marker from
17148 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
17150 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
17151 of 0 in the call to expand_expr().
17152 (expand_builtin_mathfn_3): Ditto.
17153 (expand_builtin_interclass_mathfn): Ditto.
17154 (expand_builtin_cexpi): Ditto.
17155 (expand_builtin_int_roundingfn): Ditto.
17156 (expand_builtin_int_roundingfn_2): Ditto.
17157 (expand_builtin_pow): Ditto.
17158 (expand_builtin_powi): Ditto.
17159 (expand_builtin_bswap): Ditto.
17160 (expand_builtin_unop): Ditto.
17161 (expand_builtin_fabs): Ditto.
17162 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
17163 the call to expand_expr().
17164 (expand_builtin_sync_operation): Ditto.
17165 (expand_builtin_compare_and_swap): Ditto.
17166 (expand_builtin_lock_test_and_set): Ditto.
17167 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
17168 instead of 0 in the call to expand_expr().
17169 (expand_builtin_extract_return_addr): Ditto.
17170 (expand_builtin_eh_return): Ditto.
17171 (expand_eh_return): Ditto.
17172 * explow.c (expr_size): Ditto.
17173 * expr.c (optimize_bitfield_assignment_op): Ditto.
17174 (expand_assignement): Ditto.
17175 (store_expr): Ditto.
17176 (store_field): Ditto.
17177 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
17178 the call to expand_expr().
17179 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
17180 in the call to expand_expr().
17181 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
17182 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
17183 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
17185 * optabs.c (expand_vec_shift_expr): Ditto.
17186 (expand_vec_cond_expr): Ditto.
17187 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
17188 call to expand_expr().
17189 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
17190 in the call to expand_expr().
17192 2007-05-14 Dave Korn <dave.korn@artimi.com>
17194 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
17196 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
17198 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
17199 instead of c_common_unsigned_type.
17200 (c_common_unsigned_type): Remove.
17201 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
17202 c_common_unsigned_type.
17203 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
17204 c_common_unsigned_type.
17205 * c-common.h (c_common_unsigned_type): Remove.
17206 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
17207 c_common_unsigned_type.
17208 * c-format.c (check_format_types): Use unsigned_type_for instead of
17209 c_common_unsigned_type.
17210 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
17211 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
17212 of c_common_unsigned_type.
17213 * convert.c (convert_to_integer): Use unsigned_type_for instead of
17214 lang_hooks.types.unsigned_type.
17215 * expmed.c (make_tree): Use unsigned_type_for instead of
17216 lang_hooks.types.unsigned_type.
17217 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
17218 lang_hooks.types.unsigned_type.
17219 (build_range_check): Likewise.
17220 (fold_unary): Likewise.
17221 (fold_binary): Likewise.
17222 (fold_ternary): Likewise.
17223 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
17224 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
17225 * tree.c (get_unsigned_type): New.
17226 (unsigned_type_for): Use get_unsigned_type instead of
17227 lang_hooks.types.unsigned_type.
17229 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
17231 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
17232 to m68k_get_function_kind. Update its prototype.
17233 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
17235 (m68k_interrupt_function_p): Return enum m68k_function_type
17236 instead of bool. Rename to m68k_get_function_kind.
17237 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
17238 target is not fido.
17239 (m68k_compute_frame_layout): Don't mark any register for save
17240 if an interrupt_thread attribute is specified.
17241 (m68k_hard_regno_rename_ok): Update a use of
17242 m68k_interrupt_function_p.
17243 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
17244 m68k_interrupt_function_p.
17245 (m68k_function_type): New.
17246 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
17247 for a function with an interrupt_thread attribute.
17248 * doc/extend.texi: Document the interrupt_thread attribute.
17250 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
17252 Fix PR tree-optimization/31911
17253 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
17254 if they didn't change the expression.
17256 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
17258 * tree-scalar-evolution.c (resolve_mixers): Exported.
17259 * tree-scalar-evolution.h (resolve_mixers): Declare.
17260 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
17261 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
17262 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
17263 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
17264 init_array_ref, init_pointer_ref, analyze_indirect_ref,
17265 strip_conversion, analyze_offset_expr, address_analysis,
17266 object_analysis, analyze_offset): Removed.
17267 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
17268 split_constant_offset, canonicalize_base_object_address,
17269 object_address_invariant_in_loop_p, disjoint_objects_p,
17270 dr_may_alias_p, dr_address_invariant_p): New functions.
17271 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
17272 and dr_analyze_alias.
17273 (initialize_data_dependence_relation): Use dr_may_alias_p
17274 and object_address_invariant_in_loop_p.
17275 (compute_self_dependence): Handle the case when
17276 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
17277 (find_data_references_in_stmt): Restrict the analysis of data
17278 references to the given loop nest.
17279 (find_data_references_in_loop): Made static. Pass loop nest to
17280 find_data_references_in_stmt.
17281 (compute_data_dependences_for_loop): Use DR_VOPS.
17282 (free_data_ref): Free DR_VOPS.
17283 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
17284 (struct innermost_loop_behavior): ... new.
17285 (struct base_object_info): Replaced by ...
17286 (struct indices): ... new.
17287 (struct dr_alias): New.
17288 (enum data_ref_type): Removed.
17289 (struct data_reference): Consist of struct innermost_loop_behavior,
17290 struct indices and struct dr_alias.
17291 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
17292 (DR_MEMTAG): Renamed to ...
17293 (DR_SYMBOL_TAG): ... this.
17294 (find_data_references_in_loop): Declaration removed.
17295 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
17296 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
17297 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
17298 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
17300 2007-05-13 Revital Eres <eres@il.ibm.com>
17302 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
17303 which walks virtual def-use chains to find redundant stores.
17304 (dse_optimize_stmt): Call it.
17306 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
17308 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
17309 * passes.c (init_optimization_passes): Move pass_jump_bypass
17312 * basic-block.h (bb_has_eh_pred): Fix style issue.
17314 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
17316 PR rtl-optimization/31848
17317 * loop-invariant.c (move_invariant_reg): If we move an insn
17318 with a REG_EQUAL note, and that insn is not always executed,
17319 remove the REG_EQUAL note.
17321 2007-05-12 Richard Guenther <rguenther@suse.de>
17323 PR tree-optimization/31797
17324 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
17325 propagate into a stmt that has volatile ops.
17327 2007-05-12 Richard Sandiford <richard@codesourcery.com>
17329 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
17330 (gcc_tooldir): Likewise.
17331 * configure: Regenerate.
17332 * Makefile.in (libsubdir_to_prefix): New variable, based on the
17333 old configure.ac gcc_tooldir setting.
17334 (prefix_to_exec_prefix): New variable.
17335 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
17336 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
17338 2007-05-11 Silvius Rus <rus@google.com>
17340 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
17341 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
17342 * c-common.h (strict_aliasing_warning): Change return type.
17343 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
17344 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
17345 (build_c_cast): Condition call to strict_aliasing_warning.
17346 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
17347 * flags.h (set_Wstrict_aliasing): Declare.
17348 * opts.c (set_Wstrict_alising): Define, add call to.
17349 * tree-flow.h (strict_aliasing_warning_backend): Declare.
17350 * tree-ssa-alias-warnings.c: New file.
17351 * tree-ssa-alias.c (compute_may_aliases): Add call to
17352 strict_aliasing_warning_backend.
17354 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
17356 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
17357 Use loop_depth and loop_outer accessor functions.
17358 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
17359 determine_invariantness_stmt, move_computations_stmt): Ditto.
17360 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
17361 add_loop, loopify, unloop, fix_loop_structure): Ditto.
17362 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
17363 * tree-scalar-evolution.c (interpret_loop_phi,
17364 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
17365 instantiate_parameters_1, scev_const_prop): Ditto.
17366 * cfghooks.c (make_forwarder_block): Ditto.
17367 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
17368 * modulo-sched.c (loop_canon_p): Ditto.
17369 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
17370 slpeel_can_duplicate_loop_p): Ditto.
17371 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
17372 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
17373 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
17374 cancel_loop, verify_loop_structure): Ditto.
17375 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
17376 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
17377 superloops vector instead of "pred" array.
17378 (establish_preds): Take father loop as an argument. Initialize the
17380 (flow_loop_tree_node_add): Pass father loop to establish_preds.
17381 Do not initialize loop->outer.
17382 (flow_loop_tree_node_remove): Truncate the superloops vector.
17383 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
17384 "pred" merged to "superloops" vector.
17385 (loop_depth, loop_outer): New.
17386 (fel_init): Use loop_outer.
17388 2007-05-11 Jan Hubicka <jh@suse.cz>
17390 * cgraphunit.c: Include gt-cgraphunit.h
17391 (static_ctors, static_dtors): New static vars.
17392 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
17393 based on implementation in c-common.c
17394 (cgraph_finalize_function): Call record_cdtor_fn.
17395 (cgraph_optimize): Call cgraph_build_cdtor_fns.
17396 * decl.c (finish_function): Do not call c_record_cdtor_fn.
17397 (c_write_global_declarations): Do not call c_build_cdtor_fns.
17398 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
17399 build_cdtor, c_build_cdtor_fns): Remove.
17400 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
17401 c_build_cdtor_fns): Remove prototype.
17403 2007-05-11 Paolo Carlini <pcarlini@suse.de>
17406 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
17407 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
17408 * builtins.c (fold_builtin_memchr): New.
17409 (expand_builtin_memchr): Call the latter.
17410 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
17411 * doc/extend.texi ([Other built-in functions provided by GCC]):
17414 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
17416 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
17417 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
17418 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
17419 PFPO_OP1_TYPE_SHIFT): Constants added.
17420 (DFP_ALL): Mode macro defined.
17421 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
17422 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
17423 Insn definitions added.
17424 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
17425 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
17428 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
17430 PR tree-optimization/31885
17431 * tree-chrec.c (chrec_contains_undetermined): Do not consider
17432 NULL_TREE to be undetermined.
17433 (automatically_generated_chrec_p): Return false for NULL.
17435 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
17437 * config/bfin/bfin.h (MOVE_RATIO): Define.
17439 2007-05-10 Richard Sandiford <richard@codesourcery.com>
17441 * config.gcc (sparc-wrs-vxworks): New target.
17442 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
17443 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
17444 * config/sparc/sparc.h: Include vxworks-dummy.h.
17445 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
17446 include LABEL_REFs too.
17447 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
17448 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
17450 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
17452 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
17453 (sparc_emit_call_insn): New function.
17454 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
17455 functions when generating VxWorks PIC.
17456 * config/sparc/sparc.md (vxworks_load_got): New pattern.
17457 (call, call_value): Use sparc_emit_call_insn instead of
17460 2007-05-09 Bob Wilson <bob.wilson@acm.org>
17462 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
17464 2007-05-09 Bob Wilson <bob.wilson@acm.org>
17466 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
17467 for floating-point values if HOST_BITS_PER_LONG > 32. Use
17468 split_double instead of operand_subword.
17470 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
17472 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
17473 * config/bfin/bfin.c (bfin_local_alignment): New function.
17474 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
17476 2007-05-08 Chao-ying Fu <fu@mips.com>
17478 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
17479 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
17480 (smsub_widen_optab, umsub_widen_optab): Define.
17481 * optabs.c (init_optabs): Initialize smsub_widen_optab and
17483 * genopinit.c (optabs): Fill in smsub_widen_optab and
17485 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
17486 and umsub_widen_optab to implement multiply-subtract sequences.
17487 * config/mips/mips.md (*msac<u>_di): Rename to...
17488 (<u>msubsidi4): ...this. Extend condition to include
17489 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
17490 of operand 0 to "ka" and use the three-operand form of msub<u>
17492 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
17495 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
17497 PR rtl-optimization/28011
17498 * reload.c (push_reload): Set dont_share if IN appears in OUT
17499 also when IN is a PLUS rtx.
17500 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
17503 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
17505 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
17506 call unshare_all_decls.
17507 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
17508 (unshare_all_decls): Remove.
17510 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
17513 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
17516 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
17517 Nigel Stephens <nigel@mips.com>
17519 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
17520 Update comments and all uses.
17521 (MIN_FPRS_PER_FMT): Define.
17522 * config/mips/mips.c (function_arg): Fix to correctly handle
17523 the -mips32r2 -mfp64 -mabi=32 case.
17524 (override_options): Enable use of odd-numbered registers for
17525 SFmode values on MIPS32.
17526 (mips_save_reg_p): Save whole floating-point register pair if
17527 either half is used.
17528 (compute_frame_size): Fix comment.
17530 2007-05-08 Jie Zhang <jie.zhang@analog.com>
17532 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
17533 argument of type bool.
17534 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
17535 argument. Safely select temporary P register according to it.
17536 (do_link): Change call site of add_to_reg accordingly.
17537 (do_unlink): Add epilogue_p as a fourth argument and pass it
17539 (expand_interrupt_handler_epilogue): Change call of do_unlink
17541 (bfin_expand_prologue): Add a third argument sibcall_p.
17542 * config/bfin/bfin.md (epilogue): Change call of
17543 bfin_expand_epilogue accordingly.
17544 (sibcall_epilogue): Likewise.
17545 (eh_return_internal): Likewise.
17547 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
17548 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
17549 * config/bfin/bfin.c (bfin_handle_option): Handle
17550 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
17551 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
17552 Support bf534, bf536 and bf561.
17553 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
17555 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
17558 * config/i386/i386.c (ix86_function_regparm): Process local
17559 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
17561 2007-05-07 Mike Stump <mrs@apple.com>
17563 * doc/invoke.texi (Warning Options): Document that -Wempty-body
17564 also checks for and while statements in C++.
17566 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
17568 * gcc.c (at_file_supplied): New variable.
17569 (main): Set it if we expanded argv.
17570 (do_spec_1): Pass an @-file to the linker if we were called with
17571 an @-file argument and HAVE_GNU_LD.
17572 * collect2.c (at_file_supplied): New variable.
17573 (response_file): New variable.
17574 (collect_exit): Unlink response_file if necessary.
17575 (handler): Likewise.
17576 (do_wait): Likewise.
17577 (main): Set at_file_supplied if we expanded argv.
17578 (collect_execute): Pass an @-file to subprocesses if we were called
17579 with an @-file argument.
17580 * configure.ac: Add define for HAVE_GNU_LD.
17581 * configure: Regenerate.
17582 * config.in: Regenerate.
17584 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
17586 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
17587 operand to HI mode.
17592 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
17594 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17595 (TARGET_ENCODE_SECTION_INFO): Re-define.
17596 (m32c_encode_section_info): New
17597 (function_vector_handler): New
17598 (current_function_special_page_vector): New
17599 (m32c_special_page_vector_p): New.
17600 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
17602 * config/m32c/jump.md: Added instruction JSRS for functions
17603 with attribute "function_vector".
17604 * doc/extend.texi (function_vector): Added description
17605 for M16C, M32C targets.
17607 2007-05-07 DJ Delorie <dj@redhat.com>
17610 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
17611 ashrpsi3, lshrpsi3): Update shift count constraint.
17613 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
17614 Nathan Froyd <froydnj@codesourcery.com>
17617 * c-incpath.c (add_path): Strip trailing path separators.
17619 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
17621 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
17622 Free dominance info before purging EH edges.
17623 (eliminate_degenerate_phis): Likewise.
17624 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
17626 2007-05-07 Jan Hubicka <jh@suse.cz>
17628 * gimplify.c (gimplify_expr): Do not crash when folding
17629 (void *)(int)&a + 4.
17631 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
17634 * c-opts.c (lang_fortran): Make it non static.
17635 * c-common.h (lang_fortran): New prototype.
17636 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
17637 -lang-fortran option was passed by the driver.
17639 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
17641 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
17642 of ASSERT_CHECKING. Tweak message.
17644 2007-05-06 Revital Eres <eres@il.ibm.com>
17647 * loop-unroll.c (insert_var_expansion_initialization):
17648 Initialize the expansions with -zero instead of +zero.
17650 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
17652 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
17653 into pic and non-pic versions. Mark r19 as used for
17654 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
17655 for tgd_load, tld_load and tie_load .
17656 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
17657 version of tgd_load, tld_load and tie_load depending on the
17660 2007-05-04 Ulrich Drepper <drepper@redhat.com>
17661 Jakub Jelinek <jakub@redhat.com>
17663 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
17664 (__do_global_dtors_aux): Use more paranoid loop to run
17665 destructors if HIDDEN_DTOR_LIST_END.
17666 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
17668 2007-05-04 Jakub Jelinek <jakub@redhat.com>
17670 * varasm.c (align_variable): Don't increase alignment for
17671 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
17672 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
17674 2007-05-04 Josh Conner <jconner@apple.com>
17676 * basic-block.h (cdi_direction): Assign values to all enumeration
17678 (dom_computed): Remove.
17679 (dom_info_state): New.
17680 (set_dom_info_availability): New.
17681 * tree-ssa-loop-im.c (determine_invariantness): Initialize
17682 walk_data.dom_direction.
17683 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
17684 instead of dom_computed[].
17685 (split_edge): Likewise.
17686 (create_basic_block): Likewise.
17687 (merge_blocks): Likewise.
17688 * ifcvt.c (find_if_header): Likewise.
17689 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
17690 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
17691 * tree-ssa.c (verify_ssa): Likewise.
17692 * tree-cfg.c (tree_verify_flow_info): Likewise.
17693 (remove_edge_and_dominated_blocks): Likewise.
17694 * dominance.c (dom_computed): Make static.
17695 (calc_dfs_tree_nonrec): Change third param to a bool.
17696 (calc_dfs_tree): Change second param to a bool.
17697 (calc_idioms): Change second param to a bool. Use
17698 dom_convert_dir_to_idx.
17699 (init_dom_info): Validate dir before using.
17700 (dom_convert_dir_to_idx): New.
17701 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
17702 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
17703 (free_dominance_info): Use dom_convert_dir_to_idx.
17704 (get_immediate_dominator): Likewise.
17705 (set_immediate_dominator): Likewise.
17706 (get_dominated_by): Likewise.
17707 (redirect_immediate_dominators): Likewise.
17708 (nearest_common_denominator): Likewise.
17709 (dominated_by_p): Likewise.
17710 (bb_dom_dfs_in): Likewise.
17711 (bb_dom_dfs_out): Likewise.
17712 (recount_dominator): Likewise.
17713 (iterate_fix_dominators): Likewise.
17714 (add_to_dominance_info): Likewise.
17715 (delete_from_dominance_info): Likewise.
17716 (first_dom_son): Likewise.
17717 (next_dom_son): Likewise.
17718 (dom_info_available_p): Likewise.
17719 (dom_info_state): New.
17720 (set_dom_info_availability): New.
17722 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
17724 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
17726 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
17728 2007-05-04 Bob Wilson <bob.wilson@acm.org>
17730 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
17731 (subdi3, subdi_carry): Delete.
17733 2007-05-04 Jan Hubicka <jh@suse.cz>
17734 Richard Guenther <rguenther@suse.de>
17736 * opts.c (decode_options): Do not fiddle with inlining
17737 parameters in case of optimizing for size.
17738 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
17739 for size do nothing.
17740 (cgraph_decide_inlining_of_small_function): When optimizing for
17741 size never inline functions increasing caller size.
17742 (cgraph_early_inlining): Inline for size when optimizing for size.
17744 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
17746 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
17747 logical operations piecewise.
17748 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
17749 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
17750 subdi_sesidi_di): Delete.
17751 (add_with_carry): Produce carry in CC instead of a DREG to shorten
17752 the generated sequence. Allow three-reg add in constraints. Rewrite
17753 the rtl expression for carry to avoid zero_extend of a constant.
17754 (sub_with_carry): New pattern.
17755 (adddi3, subdi3): Change into define_expand. For subtract, generate a
17756 different sequence not involving jumps.
17757 (notbi): Now a named pattern.
17759 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
17761 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
17762 Add the note about a significant loss of accuracy of some
17763 mathematical routines when these options are used.
17765 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17767 * haifa-sched.c (rtx_vec_t): New typedef.
17768 (contributes_to_priority_p): Extract piece of priority () into new
17770 (priority): Use the function. Add assertion.
17771 (rank_for_schedule, set_priorities): Add assertion to check that
17772 insn's priority is initialized.
17773 (clear_priorities, calc_priorities): Change signature. Make it update
17774 all relevant insns. Update all callers ('add_to_speculative_block ()'
17775 and 'create_block_check_twin ()').
17776 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
17777 Add new field 'priority_status'.
17778 (INSN_PRIORITY_STATUS): New macro.
17779 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
17781 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17783 * sched-ebb.c (debug_ebb_dependencies): New static function.
17784 (init_ready_list): Use it.
17786 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
17787 with changed signature and 'debug_rgn_dependencies ()'.
17788 (debug_rgn_dependencies): New static function.
17789 (init_ready_list): Use it.
17791 * sched-int.h (debug_dependencies): Declare.
17793 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
17795 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
17797 2007-05-04 Dirk Mueller <dmueller@suse.de>
17799 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
17801 2007-05-03 Jan Hubicka <jh@suse.cz>
17803 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
17804 ((T1)X op (T1)Y), for pointer type in more cases than before.
17806 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
17808 * tree-object-size.c (plus_expr_object_size): When operand size is
17809 unknown, return unknown.
17811 2007-05-03 Dirk Mueller <dmueller@suse.de>
17813 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
17815 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
17818 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
17820 2007-05-03 Janis Johnson <janis187@us.ibm.com>
17822 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
17824 2007-05-03 Joseph Myers <joseph@codesourcery.com>
17826 * config/soft-fp/double.h, config/soft-fp/extended.h,
17827 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
17828 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
17829 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
17830 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
17833 2007-05-03 Ian Lance Taylor <iant@google.com>
17835 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
17836 MASK_PPC_GFXOPT for 8540 or 8548.
17838 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
17840 * tree-vect-transform.c (vect_update_inits_of_drs): Use
17841 vect_print_dump_info() to output debug information.
17843 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
17846 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
17847 operands of size 2 when operand is not MEM_P.
17849 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
17851 PR tree-optimization/30565
17852 * lambda-code.c (perfect_nestify): Fix updating of dominators.
17854 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
17856 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
17857 (umulsi3_highpart): Use them.
17858 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
17859 for final accumulator to D regisster tranfser.
17861 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
17863 PR tree-optimization/31699
17864 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
17866 (vect_enhance_data_refs_alignment): Compute peel amount using
17867 TYPE_VECTOR_SUBPARTS instead of vf.
17868 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
17870 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
17873 * system.h: Remove inclusion of double-int.h
17874 * tree.h: Include double-int.h
17875 * gengtype.c: Likewise
17876 * cfgloop.h: Likewise
17877 * Makefile.in: Adjust dependencies on double-int.h
17879 2007-05-02 Eric Christopher <echristo@apple.com>
17881 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
17882 -shared to -Zdynamiclib.
17884 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
17887 * c-common.c (strip_pointer_or_array_types): New function.
17888 * c-common.h (strip_pointer_or_array_types): New function declaration.
17890 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
17892 PR tree-optimization/31771
17893 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
17895 2007-05-02 Paul Brook <paul@codesourcery.com>
17897 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
17899 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
17901 PR middle-end/29715
17902 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
17905 2007-05-02 Nick Clifton <nickc@redhat.com>
17907 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
17909 2007-05-02 Richard Guenther <rguenther@suse.de>
17911 PR tree-optimization/31146
17912 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
17913 argument, single_use_p. If we have a single use that is
17914 a conversion to the definition rhs type, propagate that rhs.
17915 (forward_propagate_addr_expr): Pass single_use_p argument
17916 to forward_propagate_addr_expr_1.
17918 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
17920 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
17923 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17925 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
17926 'AMD Family 10 core'.
17928 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17930 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
17931 and athlon64-sse3 as improved versions of k8, opteron and athlon64
17932 with SSE3 instruction set support.
17933 * doc/invoke.texi: Likewise.
17935 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17937 * config/i386/i386.c (override_options): Tuning 32-byte loop
17938 alignment for amdfam10 architecture. Increasing the max loop
17939 alignment to 24 bytes.
17941 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
17943 * config/m68k/constraints.md: New.
17944 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
17945 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
17946 EXTRA_CONSTRAINT): Remove.
17947 * config/m68k/m68k.md: Include constraints.md.
17948 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
17950 2007-05-01 Ian Lance Taylor <iant@google.com>
17952 PR tree-optimization/31739
17953 * tree-vrp.c (vrp_val_is_max): New static function.
17954 (vrp_val_is_min): New static function.
17955 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
17957 (set_value_range): Use vrp_val_is_{max,min}.
17958 (extract_range_from_assert): Likewise.
17959 (extract_range_from_binary_expr): Likewise.
17960 (extract_range_from_unary_expr): Likewise.
17961 (dump_value_range, vrp_meet): Likewise.
17962 (vrp_visit_phi_node): Likewise.
17963 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
17965 2007-05-01 Mark Mitchell <mark@codesourcery.com>
17967 * config/i386/gmon-sol2.c (size_t): New type.
17968 (intptr_t): Likewise.
17969 (s_textsize): Declare as size_t.
17971 (monstartup): Use size_t for sizes.
17972 (_mcount): Save and restore registers.
17973 (internal_mcount): Pass 0 as the first argument to monstartup
17975 (moncontrol): Convert pointer to appropriately sized integer
17976 before passing to profil.
17978 2007-05-01 Joseph Myers <joseph@codesourcery.com>
17980 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
17981 __NO_FPRS__, not just if _SOFT_DOUBLE.
17982 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
17983 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
17984 also for E500 double.
17985 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
17986 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
17989 2007-05-01 Richard Guenther <rguenther@suse.de>
17991 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
17994 2007-05-01 Joseph Myers <joseph@codesourcery.com>
17996 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
17998 2007-05-01 Jan Hubicka <jh@suse.cz>
18000 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
18003 2007-05-01 Jan Hubicka <jh@suse.cz>
18005 * tree.h (maybe_fold_offset_to_component_ref): Remove.
18006 (maybe_fold_offset_to_reference): Declare.
18007 * fold-const.c (fold_unary): Do not fold
18008 (type *)&A into &A->field_of_type_and_offset_0
18009 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
18010 size is unknown, give up.
18011 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
18013 (maybe_fold_offset_to_reference): New.
18014 (maybe_fold_stmt_indirect): Use it.
18015 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
18016 * gimplify.c (gimplify_conversion): Canonicalize conversions to
18018 (gimplify_expr): Likewise for plus_expr.
18020 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
18022 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
18023 bsi_after_labels. Always insert statements before bsi.
18024 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
18025 * predict.c (apply_return_prediction): Check for empty blocks.
18026 * cfgexpand.c (lab_rtx_for_bb): New variable.
18027 (label_rtx_for_bb): Do not create new tree labels.
18028 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
18029 (tree_expand_cfg): Initialize lab_rtx_for_bb.
18030 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
18032 (label_for_bb): Add field used.
18033 (update_eh_label, main_block_label): Mark the label used.
18034 (cleanup_dead_labels): Remove unused labels.
18036 2007-05-01 Richard Guenther <rguenther@suse.de>
18038 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
18039 if it is not about to be set.
18040 (get_value_range): Do not pre-allocate equiv bitmap.
18041 (update_value_range): No need to clear equiv field.
18042 (add_equivalence): Change prototype to get bitmap pointer.
18043 Allocate bitmap here if it is not already.
18044 (extract_range_from_assert): Do not allocate bitmap here.
18045 Update callers to add_equivalence.
18046 (extract_range_from_ssa_name): Likewise.
18047 (get_vr_for_comparison): New static helper.
18048 (compare_name_with_value): Handle NULL equiv bitmap by
18049 peeling the first iteration of the comparison loop.
18050 Use get_vr_for_comparison.
18051 (compare_names): Handle NULL equiv bitmaps by using fake
18052 ones. Use get_vr_for_comparison.
18054 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
18056 * double-int.c (mpz_set_double_int): Moved from
18057 tree-ssa-loop-niter.c.
18058 (mpz_get_double_int): Likewise; also, add option to wrap
18059 out-of-range integers.
18060 * double-int.h: New prototypes for above.
18061 * tree.c (get_static_type_bounds): Moved from
18062 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
18063 TYPE_MAX_VALUE if they exist..
18064 * tree.h: New prototype for above.
18065 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
18066 get_type_bounds calls.
18067 (mpz_set_double_int): Move to double-int.c.
18068 (get_type_bounds): Move to tree.c, rename to
18069 get_static_type_bounds.
18070 (mpz_to_double_int): Move to double-int.c, rename to
18071 mpz_get_double_int.
18073 2007-04-30 Bob Wilson <bob.wilson@acm.org>
18075 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
18076 DIV0 exception can fall through to a normal return.
18078 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
18080 PR middle-end/22156
18081 Temporarily revert:
18082 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
18083 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
18084 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18085 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
18086 initialize align to silence bogus warning.
18087 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18088 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
18090 (struct sra_walk_fns): Remove use_all parameter from use.
18091 (sra_hash_tree): Handle BIT_FIELD_REFs.
18092 (sra_elt_hash): Don't hash bitfld blocks.
18093 (sra_elt_eq): Skip them in parent compares as well. Handle
18095 (sra_walk_expr): Don't maintain or pass down use_all_p.
18096 (scan_use): Remove use_all parameter.
18097 (scalarize_use): Likewise. Re-expand assignment to
18098 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
18099 output, and re-scalarize after output. Don't mark anything
18101 (scalarize_ldst): Adjust.
18102 (scalarize_walk_gimple_modify_statement): Likewise.
18103 (build_element_name_1): Handle BIT_FIELD_REFs.
18104 (instantiate_element): Don't warn for any element whose parent
18105 is used as a whole.
18106 (instantiate_missing_elements_1): Return the sra_elt.
18107 (canon_type_for_field): New.
18108 (try_instantiate_multiple_fields): New.
18109 (instantiate_missing_elemnts): Use them.
18110 (mark_no_warning): Removed.
18111 (generate_one_element_ref): Handle BIT_FIELD_REFs.
18112 (REPLDUP, sra_build_elt_assignment): New.
18113 (generate_copy_inout): Use them.
18114 (generate_element_copy): Likewise. Handle bitfld differences.
18115 (generate_element_zero): Don't recurse for blocks. Use
18116 sra_build_elt_assignment.
18117 (generate_one_element_int): Take elt instead of var. Use
18118 sra_build_elt_assignment.
18119 (generate_element_init_1): Adjust.
18120 (scalarize_use, scalarize_copy): Use REPLDUP.
18121 (scalarize_ldst): Move assert before dereference.
18122 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
18124 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
18127 * tree.c (reconstruct_complex_type): Reconstruct a reference
18129 Also use the same mode for the pointer as the old pointer type.
18131 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18133 * doc/trouble.texi (Interoperation): Remove note about Ultrix
18136 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
18138 PR rtl-optimization/31676
18139 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
18140 (df_refs_record): Call it.
18142 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18144 * rtl.def (SS_ABS): New code.
18145 * config/bfin/bfin.c (print_operand): New modifier 'v'.
18146 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
18147 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
18148 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
18149 (bfin_init_builtins): Define them.
18150 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
18151 (bfin_expand_builtin): ... and handle the others here.
18152 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
18153 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
18154 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
18155 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
18156 operand is only HImode.
18158 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
18160 * regclass.c (scan_one_insn): Remove splitting of
18163 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
18164 Nigel Stephens <nigel@mips.com>
18166 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
18168 2007-04-28 Jan Hubicka <jh@suse.cz>
18170 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
18171 insn_locators_alloc instead of insn_locators_initialize;
18172 call reset_block_changes.
18173 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
18174 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
18175 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
18176 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
18177 * config/score/score.c (th_output_mi_thunk): Likewise.
18178 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
18179 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
18180 tolerate uninitialized locator info.
18183 * function.c (init_function_start): Don't init line number info.
18184 (expand_function_end): Update.
18185 (reset_block_changes, record_block_change, finalize_block_changes,
18186 check_block_change, free_block_changes): Kill.
18187 * function.h (reset_block_changes, record_block_change,
18188 finalize_block_changes, check_block_change, free_block_changes):
18190 (struct function): Remove ib_boundaries_block.
18191 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
18192 Use curr_insn_locator to initialize locator.
18193 (emit_line_note): Remove.
18194 * cfgexpand.c (expand_gimple_cond_expr): Update.
18195 (construct_exit_block): Likewise.
18196 (tree_expand_cfg): Initialize/finalize locators.
18197 * expr.c (expand_expr_real): Update.
18198 * cfglayout.c (line_locators_locs, line_locators_lines,
18199 file_locators_locs, file_locators_files): Remove.
18200 (set_block_levels): Move to cfgexpand.c.
18201 (insn_locators_initialize): Remove.
18202 (pass_insn_locators_initialize): Remove.
18203 (locations_locators_locs, locations_locators_vals): New static vars.
18204 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
18206 (insn_locators_alloc, insn_locators_finalize,
18207 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18209 (locator_location): New.
18210 (locator_line, locator_file): Rewrite.
18211 * rtl.h (emit_line_note): Kill.
18212 (insn_locators_alloc, insn_locators_finalize,
18213 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18215 * tree-inline.c (initialize_cfun): Do not initialize
18216 ib_boundaries_block.
18217 * passes.c (pass_insn_locators_initialize): Remove.
18219 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
18221 * tree-cfg.c (move_block_to_fn): Release bb from dominance
18222 info. Update last_basic_block correctly.
18224 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
18227 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
18228 register itself to hold the offset constant. Tell flow the use
18229 of r4 and r5 when they are used.
18231 2007-04-27 Richard Guenther <rguenther@suse.de>
18233 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
18234 if we simplified anything.
18235 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
18236 warnings until we did a simplification and the stmt was not
18237 marked as TREE_NO_WARNING.
18239 2007-04-27 Mike Stump <mrs@apple.com>
18241 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
18243 2007-04-27 Ian Lance Taylor <iant@google.com>
18245 PR middle-end/31710
18246 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
18247 TYPE_MAX_VALUE exist, convert them to the new type.
18249 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
18251 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
18252 if it claims to be available.
18253 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
18254 edge is redirected.
18255 (perform_tree_ssa_dce): Always free postdominators.
18257 2007-04-27 Richard Henderson <rth@redhat.com>
18259 * config/alpha/predicates.md (aligned_memory_operand): Mark
18260 as define_special_predicate.
18261 (unaligned_memory_operand, normal_memory_operand): Likewise.
18262 (reg_or_unaligned_mem_operand): Remove.
18263 (any_memory_operand): Match the documentation and check for
18264 non-renumbered pseudos during reload.
18265 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
18266 alpha_secondary_reload_class, update to new interface, make static.
18267 Handle CQImode like HImode. Remove FP subreg check.
18268 (alpha_expand_mov): Use replace_equiv_address.
18269 (alpha_expand_mov_nobwx): Use any_memory_operand.
18270 (TARGET_SECONDARY_RELOAD): New.
18271 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
18272 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
18273 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
18274 * config/alpha/alpha.md: ... here.
18275 (RELOAD12, reloadmode): New.
18277 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
18278 Don't handle the aligned case here.
18279 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
18280 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
18281 reload_inhi_help. Don't expect a scratch register.
18282 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
18284 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
18286 2007-04-27 Richard Guenther <rguenther@suse.de>
18288 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
18290 2007-04-27 Richard Guenther <rguenther@suse.de>
18292 PR tree-optimization/30965
18293 PR tree-optimization/30978
18294 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
18295 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
18296 (find_equivalent_equality_comparison): Likewise.
18297 (simplify_cond): Likewise.
18298 (get_prop_source_stmt): New helper.
18299 (get_prop_dest_stmt): Likewise.
18300 (can_propagate_from): Likewise.
18301 (remove_prop_source_from_use): Likewise.
18302 (combine_cond_expr_cond): Likewise.
18303 (forward_propagate_comparison): New function.
18304 (forward_propagate_into_cond): Rewrite to use fold for
18306 (tree_ssa_forward_propagate_single_use_vars): Call
18307 forward_propagate_comparison to propagate comparisons.
18309 2007-04-27 Richard Guenther <rguenther@suse.de>
18311 PR tree-optimization/31715
18312 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
18313 sure to do computation on the offset in an appropriate
18316 2007-04-27 Richard Sandiford <richard@codesourcery.com>
18318 * reload.h (elimination_target_reg_p): Declare.
18319 * reload.c (find_reloads): Don't apply the reg_rtx move
18320 optimization if the SET_DEST satisfies elimination_target_reg_p.
18321 * reload1.c (elimination_target_reg_p): New function.
18322 (gen_reload): In the move/add2 fallback, make sure that op0
18323 does not overlap the destination register.
18325 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
18327 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
18328 transform only GIMPLE_MODIFY_STMTs.
18329 * tree-complex.c (expand_complex_operations_1): Ditto.
18330 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
18331 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
18332 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
18334 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
18335 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
18336 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
18337 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
18338 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
18339 slpeel_add_loop_guard): Ditto.
18340 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
18341 * lambda-code.c (perfect_nestify): Ditto.
18342 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
18343 before the first statement.
18344 * tree-optimize.c (execute_free_datastructures): Fix comments.
18345 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
18346 * tree-flow.h (disband_implicit_edges): Declaration removed.
18347 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
18349 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
18350 COND_EXPRs without gotos.
18351 (disband_implicit_edges, has_label_p): Removed.
18352 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
18353 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
18355 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
18357 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
18358 also for COND_EXPRs.
18359 * cfgexpand.c (label_rtx_for_bb): New function.
18360 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
18361 Use label_rtx_for_bb to find the labels.
18362 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
18363 last block. Detect fallthru edges.
18365 2007-04-26 Ian Lance Taylor <iant@google.com>
18368 * reload.c (find_reloads_subreg_address): If the address was valid
18369 in the original mode but not in the new mode, reload the whole
18372 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
18374 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
18375 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
18376 (cleanup_control_expr_graph): Do not invalidate dominance info.
18377 Record altered blocks.
18378 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
18379 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
18380 cleanup_tree_cfg_bb): New functions.
18381 (remove_forwarder_block): Do not maintain the worklist of blocks.
18382 Record altered blocks.
18383 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
18384 not over whole cfg.
18385 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
18386 delete_unreachable_blocks if dominators are not available.
18387 * tree-inline.c (optimize_inline_calls): Free dominance information
18389 * tree-flow.h (remove_edge_and_dominated_blocks,
18390 cfgcleanup_altered_bbs): Altered.
18391 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
18393 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
18395 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
18396 do not invalidate dominators.
18398 2007-04-26 Anatoly Sokolov <aesok@post.ru>
18400 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
18401 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
18402 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18403 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
18405 2007-04-26 Steve Ellcey <sje@cup.hp.com>
18407 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
18409 2007-04-26 Richard Guenther <rguenther@suse.de>
18411 PR tree-optimization/31703
18412 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
18413 the right type for the target of the bittest.
18415 2007-04-26 Richard Sandiford <richard@codesourcery.com>
18417 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
18418 ix86_sol10_return_in_memory.
18420 2007-04-26 Richard Sandiford <richard@codesourcery.com>
18422 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
18425 2007-04-26 Jakub Jelinek <jakub@redhat.com>
18428 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
18430 PR tree-optimization/30558
18431 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
18432 clear this_state.prev_try.
18434 2007-04-26 Richard Sandiford <richard@codesourcery.com>
18435 Mark Mitchell <mark@codesourcery.com>
18437 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
18438 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
18439 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
18441 2007-04-26 Richard Sandiford <richard@codesourcery.com>
18444 * doc/invoke.texi (%:print-asm-header): Document.
18445 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
18447 (static_spec_functions): Add print-asm-header.
18448 (main): Print a banner before the --target-help linker options.
18449 (print_asm_header_spec_function): New function.
18451 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
18454 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
18455 (movsf_ie): Likewise.
18457 2007-04-25 Paolo Carlini <pcarlini@suse.de>
18459 * doc/extend.texi ([Type Traits]): Adjust per N2255.
18461 2007-04-25 Bob Wilson <bob.wilson@acm.org>
18463 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
18464 exception for divide-by-zero.
18465 (__umodsi3, __modsi3): Likewise.
18467 2007-04-25 Dirk Mueller <dmueller@suse.de>
18469 * c-typeck.c (build_compound_expr): Annotate warning()
18470 call with OPT_Wunused_value.
18471 * tree-ssa.c (warn_uninit): Annotate warning with
18473 * c-common.c (handle_sentinel_attribute): Annotate warning
18474 call with OPT_Wattributes.
18476 2007-04-25 Thiemo Seufer <ths@mips.com>
18478 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
18479 (mips16): Fix typo.
18480 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
18481 on to the assembler. Improve handling of -mno-mips16. Add handling
18482 of -mno-mips3d, -mno-dsp, -mno-dspr2.
18483 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
18484 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
18485 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
18487 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
18490 * config/i386/winnt.c (i386_pe_file_end): Strip only
18491 USER_LABEL_PREFIX when writing export name.
18493 2007-04-25 Richard Sandiford <richard@codesourcery.com>
18495 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
18496 sh/elf.h, vx-common.h and vxworks.h.
18497 * config/sh/sh.h: Include config/vxworks-dummy.h.
18498 (SUBTARGET_OVERRIDE_OPTIONS): Define.
18499 (OVERRIDE_OPTIONS): Use it.
18500 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
18501 (vxworks_picreg): New pattern.
18502 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
18503 VXWORKS_OS_CPP_BUILTINS.
18504 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
18505 to their VXWORKS_* equivalents.
18506 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
18507 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
18508 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
18509 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
18510 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
18511 -mrtp/-fPIC multilibs.
18512 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
18513 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
18514 (MULTILIB_OSDIRNAMES): Delete.
18516 2007-04-25 Anatoly Sokolov <aesok@post.ru>
18519 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
18521 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
18523 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
18524 rounding mode to be specified by the caller.
18525 (real_to_mpfr) Likewise.
18526 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
18527 include new arguments.
18528 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
18530 2007-04-24 Ian Lance Taylor <iant@google.com>
18532 PR tree-optimization/31605
18533 * tree-vrp.c (set_value_range): Check that min and max are not
18534 both overflow infinities.
18535 (set_value_range_to_value): New static function.
18536 (extract_range_from_binary_expr): Call set_value_range_to_value.
18537 (extract_range_from_cond_expr): Likewise.
18538 (extract_range_from_expr): Likewise.
18539 (extract_range_from_unary_expr): Likewise. Don't create a range
18540 which overflows on both sides.
18541 (vrp_meet): Check for a useless range.
18542 (vrp_visit_phi_node): If we see a constant which looks like an
18543 overflow infinity, turn off the TREE_OVERFLOW flag.
18545 2007-04-24 Ian Lance Taylor <iant@google.com>
18547 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
18549 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
18551 PR diagnostic/25923
18552 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
18553 diagnostic message is being built.
18554 * tree-pretty-print.c (dump_generic_node): Only write the
18555 formatted text into BUFFER's stream if we are not building a
18556 diagnostic message.
18557 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
18559 * Makefile.in (toplev.o): Depend on tree-pass.h.
18561 2007-04-24 Ian Lance Taylor <iant@google.com>
18563 PR tree-optimization/31602
18564 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
18565 conditionals in the copied loop header.
18566 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
18567 warnings if TREE_NO_WARNING is set.
18568 * doc/invoke.texi (Warning Options): Clarify that
18569 -Wstrict-overflow does not warn about loops.
18571 2007-04-24 Janis Johnson <janis187@us.ibm.com>
18573 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
18574 expand on the comment about _Decimal128 arguments and check the
18575 integer result of the modulus operation; for 64-bit ELF ABI, ensure
18576 that _Decimal128 argument uses even/odd register pair.
18577 (function_arg): Ditto.
18579 2007-04-24 Hui-May Chang <hm.chang@apple.com>
18581 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
18582 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
18584 2007-04-24 Richard Guenther <rguenther@suse.de>
18585 Olga Golovanevsky <olga@il.ibm.com>
18587 * fold-const.c (multiple_of_p): Check for bottom
18590 2007-04-24 Richard Henderson <rth@redhat.com>
18592 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
18593 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
18594 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
18595 looking for non-zero bits shifted out. Avoid a recursive call
18596 when constructing the scalar.
18597 (__floatundisf): Likewise.
18599 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
18601 * dwarf2out.c (field_byte_offset): Move the existing logic
18602 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
18603 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
18605 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
18608 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
18609 length argument of 0 for memset.
18610 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
18611 unsigned shift instead of the signed variant.
18613 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
18615 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
18616 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
18617 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
18618 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
18619 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
18620 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
18621 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
18622 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
18623 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
18624 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
18625 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
18626 "mul<mode>3", "div<mode>3"): Insn definitions added.
18627 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
18628 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
18629 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
18630 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
18631 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
18632 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
18633 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
18634 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
18635 TARGET_FLOAT_FORMAT): Macro definitions removed.
18636 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
18637 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
18638 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
18639 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
18640 (s390_gen_rtx_const_DI): Function removed.
18641 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
18643 2007-04-24 Richard Sandiford <richard@codesourcery.com>
18645 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
18646 over an external ffs function.
18648 2007-04-24 Chao-ying Fu <fu@mips.com>
18649 Richard Sandiford <richard@nildram.co.uk>
18651 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
18652 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
18653 (smadd_widen_optab, umadd_widen_optab): Define.
18654 * optabs.c (init_optabs): Initialize smadd_widen_optab and
18656 * genopinit.c (optabs): Fill in smadd_widen_optab and
18658 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
18659 and umadd_widen_optab to implement multiply-add sequences.
18660 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
18661 (<u>maddsidi4): ...this. Extend condition to include
18662 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
18663 of operand 0 to "ka" and use the three-operand form of madd<u>
18665 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
18667 * config/mips/constraints.md (ka): New register constraint.
18669 2007-04-24 Jan Hubicka <j@suse.cz>
18673 2007-04-23 Jan Hubicka <jh@suse.cz>
18674 * function.c (init_function_start): Don't init line number info.
18675 (expand_function_end): Update.
18676 (reset_block_changes, record_block_change, finalize_block_changes,
18677 check_block_change, free_block_changes): Kill.
18678 * function.h (reset_block_changes, record_block_change,
18679 finalize_block_changes, check_block_change, free_block_changes):
18681 (struct function): Remove ib_boundaries_block.
18682 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
18683 Use curr_insn_locator to initialize locator.
18684 (emit_line_note): Remove.
18685 * cfgexpand.c (expand_gimple_cond_expr): Update.
18686 (construct_exit_block): Likewise.
18687 (tree_expand_cfg): Initialize/finalize locators.
18688 * expr.c (expand_expr_real): Update.
18689 * cfglayout.c (line_locators_locs, line_locators_lines,
18690 file_locators_locs, file_locators_files): Remove.
18691 (set_block_levels): Move to cfgexpand.c.
18692 (insn_locators_initialize): Remove.
18693 (pass_insn_locators_initialize): Remove.
18694 (locations_locators_locs, locations_locators_vals): New static vars.
18695 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
18697 (insn_locators_alloc, insn_locators_finalize,
18698 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18700 (locator_location): New.
18701 (locator_line, locator_file): Rewrite.
18702 * rtl.h (emit_line_note): Kill.
18703 (insn_locators_alloc, insn_locators_finalize,
18704 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18706 * tree-inline.c (initialize_cfun): Do not initialize
18707 ib_boundaries_block.
18708 * passes.c (pass_insn_locators_initialize): Remove.
18710 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
18712 * doc/invoke.texi: Removed leading '-' from option index entries.
18714 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
18716 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
18718 (create_phi_node): Use set_phi_nodes.
18719 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
18720 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
18721 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
18722 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
18723 (bsi_start, bsi_last): Use bb_stmt_list.
18724 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
18725 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
18726 Traverse the statements using tsi iterator.
18727 * basic-block.h (struct basic_block_def): Fields stmt_list
18728 and phi_nodes moved to ...
18729 (struct tree_bb_info): ... new structure.
18730 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
18731 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
18732 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
18733 (tree_verify_flow_info): Verify that il.tree is not set for
18734 entry and exit block.
18735 (tree_split_block): Use set_bb_stmt_list.
18737 2007-04-23 Mike Stump <mrs@apple.com>
18739 * config/i386/i386.c (ix86_tune_features
18740 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
18743 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
18745 * config/i386/i386.md (prefix_extra): New attribute.
18746 (length): Add prefix_extra.
18748 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
18749 (sse2_movntv2di): Likewise.
18750 (sse2_cvtps2dq): Likewise.
18751 (sse2_cvtpd2pi): Likewise.
18752 (sse2_cvttpd2pi): Likewise.
18753 (*sse2_cvtpd2ps): Likewise.
18754 (*add<mode>3): Likewise.
18755 (sse2_ssadd<mode>3): Likewise.
18756 (sse2_usadd<mode>3): Likewise.
18757 (*sub<mode>3): Likewise.
18758 (sse2_sssub<mode>3): Likewise.
18759 (sse2_ussub<mode>3): Likewise.
18760 (*mulv8hi3): Likewise.
18761 (*smulv8hi3_highpart): Likewise.
18762 (*umulv8hi3_highpart): Likewise.
18763 (sse2_umulv2siv2di3): Likewise.
18764 (sse2_pmaddwd): Likewise.
18765 (ashr<mode>3): Likewise.
18766 (lshr<mode>3): Likewise.
18767 (ashl<mode>3): Likewise.
18768 (sse2_ashlti3): Likewise.
18769 (sse2_lshrti3): Likewise.
18770 (*umaxv16qi3): Likewise.
18771 (*smaxv8hi3): Likewise.
18772 (*uminv16qi3): Likewise.
18773 (*sminv8hi3): Likewise.
18774 (sse2_eq<mode>3): Likewise.
18775 (sse2_gt<mode>3): Likewise.
18776 (*and<mode>3): Likewise.
18777 (sse2_nand<mode>3): Likewise.
18778 (*ior<mode>3): Likewise.
18779 (*xor<mode>3): Likewise.
18780 (sse2_packsswb): Likewise.
18781 (sse2_packssdw): Likewise.
18782 (sse2_packuswb): Likewise.
18783 (sse2_punpckhbw): Likewise.
18784 (sse2_punpcklbw): Likewise.
18785 (sse2_punpckhwd): Likewise.
18786 (sse2_punpcklwd): Likewise.
18787 (sse2_punpckhdq): Likewise.
18788 (sse2_punpckldq): Likewise.
18789 (sse2_punpckhqdq): Likewise.
18790 (sse2_punpcklqdq): Likewise.
18791 (*sse2_pinsrw): Likewise.
18792 (*sse2_pextrw): Likewise.
18793 (sse2_pshufd_1): Likewise.
18794 (sse2_uavgv16qi3): Likewise.
18795 (sse2_uavgv8hi3): Likewise.
18796 (sse2_psadbw): Likewise.
18797 (sse2_pmovmskb): Likewise.
18798 (*sse2_maskmovdqu): Likewise.
18799 (*sse2_maskmovdqu_rex64): Likewise.
18800 (sse4a_extrqi): Likewise.
18801 (sse4a_extrq): Likewise.
18802 (sse3_lddqu): Set prefix_rep.
18803 (sse3_addsubv4sf3): Likewise.
18804 (sse3_haddv4sf3): Likewise.
18805 (sse3_hsubv4sf3): Likewise.
18806 (sse_cvtss2si): Likewise.
18807 (sse_cvtss2si_2): Likewise.
18808 (sse_cvtss2siq): Likewise.
18809 (sse_cvtss2siq_2): Likewise.
18810 (sse_cvttss2si): Likewise.
18811 (sse_cvttss2siq): Likewise.
18812 (sse2_cvttps2dq): Likewise.
18813 (sse3_movshdup): Likewise.
18814 (sse3_movsldup): Likewise.
18815 (sse2_cvtsd2si): Likewise.
18816 (sse2_cvtsd2si_2): Likewise.
18817 (sse2_cvtsd2siq): Likewise.
18818 (sse2_cvtsd2siq_2): Likewise.
18819 (sse2_cvttsd2si): Likewise.
18820 (sse2_cvttsd2siq): Likewise.
18821 (*sse2_cvtpd2dq): Likewise.
18822 (*sse2_cvttpd2dq): Likewise.
18823 (sse2_pshuflw_1): Likewise.
18824 (sse2_pshufhw_1): Likewise.
18825 (sse4a_insertqi): Likewise.
18826 (sse4a_insertq): Likewise.
18827 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
18828 (ssse3_phadddv4si3): Likewise.
18829 (ssse3_phaddswv8hi3): Likewise.
18830 (ssse3_phsubwv8hi3): Likewise.
18831 (ssse3_phsubdv4si3): Likewise.
18832 (ssse3_phsubswv8hi3): Likewise.
18833 (ssse3_pmaddubswv8hi3): Likewise.
18834 (ssse3_pmulhrswv8hi3): Likewise.
18835 (ssse3_pshufbv16qi3): Likewise.
18836 (ssse3_psign<mode>3): Likewise.
18837 (ssse3_palignrti): Likewise.
18838 (abs<mode>2): Likewise.
18839 (ssse3_phaddwv4hi3): Set prefix_extra.
18840 (ssse3_phadddv2si3): Likewise.
18841 (ssse3_phaddswv4hi3): Likewise.
18842 (ssse3_phsubwv4hi3): Likewise.
18843 (ssse3_phsubdv2si3): Likewise.
18844 (ssse3_phsubswv4hi3): Likewise.
18845 (ssse3_pmaddubswv4hi3): Likewise.
18846 (ssse3_pmulhrswv4hi3): Likewise.
18847 (ssse3_pshufbv8qi3): Likewise.
18848 (ssse3_psign<mode>3): Likewise.
18849 (ssse3_palignrdi): Likewise.
18850 (abs<mode>2): Likewise.
18851 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
18852 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
18853 (sse2_pmovmskb): Set mode to SI instead of V2DF.
18855 2007-04-23 Nick Clifton <nickc@redhat.com>
18857 * params.def: Fix formatting of emacs local variables.
18859 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
18861 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
18862 move if inter-unit move isn't allowed.
18863 Don't split moving the first element of V2DI to DI to inter-unit
18864 move if inter-unit move isn't allowed.
18866 2007-04-23 Richard Guenther <rguenther@suse.de>
18868 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
18869 and CDI_POST_DOMINATORS separately.
18871 2007-04-23 Nick Clifton <nickc@redhat.com>
18873 * c.opt (Wformat-contains-nul): Add warning attribute.
18875 2007-04-23 Jan Hubicka <jh@suse.cz>
18877 * function.c (init_function_start): Don't init line number info.
18878 (expand_function_end): Update.
18879 (reset_block_changes, record_block_change, finalize_block_changes,
18880 check_block_change, free_block_changes): Kill.
18881 * function.h (reset_block_changes, record_block_change,
18882 finalize_block_changes, check_block_change, free_block_changes):
18884 (struct function): Remove ib_boundaries_block.
18885 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
18886 Use curr_insn_locator to initialize locator.
18887 (emit_line_note): Remove.
18888 * cfgexpand.c (expand_gimple_cond_expr): Update.
18889 (construct_exit_block): Likewise.
18890 (tree_expand_cfg): Initialize/finalize locators.
18891 * expr.c (expand_expr_real): Update.
18892 * cfglayout.c (line_locators_locs, line_locators_lines,
18893 file_locators_locs, file_locators_files): Remove.
18894 (set_block_levels): Move to cfgexpand.c.
18895 (insn_locators_initialize): Remove.
18896 (pass_insn_locators_initialize): Remove.
18897 (locations_locators_locs, locations_locators_vals): New static vars.
18898 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
18900 (insn_locators_alloc, insn_locators_finalize,
18901 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18903 (locator_location): New.
18904 (locator_line, locator_file): Rewrite.
18905 * rtl.h (emit_line_note): Kill.
18906 (insn_locators_alloc, insn_locators_finalize,
18907 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18909 * tree-inline.c (initialize_cfun): Do not initialize
18910 ib_boundaries_block.
18911 * passes.c (pass_insn_locators_initialize): Remove.
18913 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18915 PR middle-end/31448
18916 * expr.c (reduce_to_bit_field_precision): Handle
18919 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
18921 PR tree-optimization/24659
18922 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
18923 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
18924 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
18925 * genopinit.c (optabs): Rename vec_pack_mod_optab
18926 to vec_pack_trunc_optab.
18927 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
18928 early for scalar floating point operands for NOP_EXPR.
18929 (vectorizable_type_promotion): Ditto.
18930 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
18931 vec_pack_trunc_optab.
18932 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
18934 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
18935 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
18936 Rename from VEC_PACK_MOD_EXPR.
18937 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
18938 * expr.c (expand_expr_real_1): Ditto.
18939 * tree-inline.c (estimate_num_insns_1): Ditto.
18940 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18942 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
18943 (vec_unpacks_lo_v4sf): Ditto.
18944 (vec_pack_trunc_v2df): Ditto.
18945 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
18946 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
18947 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
18949 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
18951 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
18953 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
18954 Rename from VEC_PACK_MOD_EXPR. This expression also represent
18955 packing of floating point operands.
18956 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
18957 represent unpacking of floating point operands.
18958 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
18959 [vec_unpacks_hi]: Ditto.
18960 [vec_unpacks_lo]: Ditto.
18962 2007-04-22 Jan Hubicka <jh@suse.cz>
18964 * final.c (rest_of_handle_final): Call
18965 targetm.asm_out.constructor/targetm.asm_out.destructor
18966 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
18967 proper priority via decl_*_priority_insert.
18968 * c-common.c (c_expand_body): Likewise.
18970 2007-04-22 Richard Guenther <rguenther@suse.de>
18972 PR tree-optimization/29789
18973 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
18974 (rewrite_reciprocal): New helper split out from
18975 determine_invariantness_stmt.
18976 (rewrite_bittest): Likewise.
18977 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
18978 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
18981 2007-04-22 Revital Eres <eres@il.ibm.com>
18983 * loop-unroll.c (var_to_expand): New field to support also
18984 insns of the form x = something + x.
18985 (analyze_insn_to_expand_var): Use it.
18986 (expand_var_during_unrolling): Likewise.
18988 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
18990 * predict.c: Include pointer-set.h.
18991 (bb_predictions): New variable.
18992 (tree_predicted_by_p, tree_predict_edge,
18993 remove_predictions_associated_with_edge): Use bb_predictions map
18994 instead of bb->predictions.
18995 (clear_bb_predictions, assert_is_empty): New functions.
18996 (combine_predictions_for_bb): Use bb_predictions map. Call
18997 clear_bb_predictions.
18998 (tree_estimate_probability): Create and free bb_predictions map.
18999 * Makefile.in (predict.o): Add pointer-set.h dependency.
19000 * basic-block.h (struct basic_block_def): Remove predictions
19002 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
19004 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
19007 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
19010 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19012 * timevar.c (timevar_print): Change reference of --disable-checking to
19013 --enable-checking=release. Also warn if assert checking is disabled.
19015 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19018 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
19019 decl as addressable if the compound literal was marked as
19021 Mark the decl as a gimple register if it is a complex or
19022 vector decl and does not live in memory.
19024 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19026 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
19027 (GENERIC_NEXT): New function macro.
19028 (PHI_CHAIN): Use phi_node's new chain variable.
19029 (tree_phi_node): Change tree_common to tree_base
19030 and add the chain field.
19031 * tree-phinodes.c (make_phi_node): Don't set
19032 TREE_TYPE on the new node.
19033 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
19034 instead of checking GIMPLE_TUPLE_P in chain_next.
19035 * tree-vect-transform.c
19036 (get_initial_def_for_induction): Look at
19037 PHI_RESULT_TREE for the type of the phi node.
19038 (update_vuses_to_preheader): Use PHI_CHAIN
19039 instead of TREE_CHAIN on the phi node.
19040 * tree-ssa-structalias.c (compute_points_to_sets):
19042 (ipa_pta_execute): Likewise.
19044 2007-04-21 Richard Guenther <rguenther@suse.de>
19046 PR middle-end/31136
19047 * fold-const.c (fold_unary): Call fold_convert_const on the
19050 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
19052 * gcse.c (store_killed_in_insn): Handle PARALLELs.
19053 (store_killed_in_pat): New.
19055 2007-04-20 Richard Henderson <rth@redhat.com>
19058 * config/i386/i386.c (type_has_variadic_args_p): Look for any
19059 TREE_LIST with a void_type_node value, not void_list_node exactly.
19061 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
19063 * doc/standards.texi: Re-arrange into language-specific
19064 subsections. Add a C++ section, documenting which standards we
19067 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
19069 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
19070 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
19072 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
19074 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
19075 ecrti.o and crtbegin.o.
19076 (LIB_DEFAULT_SPEC): Include -lc.
19077 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
19079 2007-04-20 Richard Henderson <rth@redhat.com>
19082 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
19083 argument; update all callers.
19084 (get_unaligned_offset): New.
19085 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
19086 get_unaligned_address, just pass on the address directly.
19087 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
19088 the subreg in the helper patterns.
19089 (unaligned_extendqidi_le): Use get_unaligned_offset.
19090 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
19091 (unaligned_extendhidi_be): Likewise.
19092 (unaligned_extendhidi): Tidy.
19093 * config/alpha/alpha-protos.h: Update.
19095 2007-04-20 Richard Henderson <rth@redhat.com>
19097 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
19098 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
19099 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
19100 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19101 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19102 (CPP_SPEC): Don't include %(cpp_subtarget).
19103 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
19104 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19105 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
19107 2007-04-20 Jakub Jelinek <jakub@redhat.com>
19109 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
19110 for __builtin_ia32_cmpordss.
19112 PR tree-optimization/31632
19113 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
19114 and arg1 for optimizations of comparison against min/max values.
19115 Fold arg0 to arg1's type for optimizations of comparison against
19116 min+1 and max-1 values.
19118 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
19120 * reload.c (combine_reloads): When trying to use a dying register,
19121 check whether it's uninitialized and don't use if so.
19123 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
19125 * fold-const.c: Remove prototypes for native_encode_expr and
19126 native_interpret_expr.
19127 (native_encode_expr): Make non-static.
19128 (native_interpret_expr): Likewise.
19129 * tree.h: Add prototypes for the above.
19131 2007-04-19 Joseph Myers <joseph@codesourcery.com>
19133 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
19134 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
19135 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
19136 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
19137 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
19138 Add length attributes.
19140 2007-04-19 Janis Johnson <janis187@us.ibm.com>
19142 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
19145 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
19146 __STDC_WANT_DEC_FP__.
19148 2007-04-19 Joseph Myers <joseph@codesourcery.com>
19150 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
19151 for long double compatibility.
19152 * configure: Regenerate.
19154 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
19156 PR rtl-optimization/29841
19157 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
19159 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
19160 that may cause control flow transfer from being moved.
19162 2007-04-18 Jan Hubicka <jh@suse.cz>
19164 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
19167 2007-04-18 Eric Christopher <echristo@apple.com>
19169 * config/rs6000/darwin.md (load_macho_picbase): Use link register
19170 only. Update operands.
19171 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
19172 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
19173 link register to pic register.
19175 2007-04-18 Dirk Mueller <dmueller@suse.de>
19177 PR diagnostic/31227
19178 * tree-vrp.c (search_for_addr_array): New.
19179 (check_array_bounds): Suppress warning about
19180 address taken of array refs if its not de-referenced.
19182 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
19184 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
19185 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
19187 * tree-vectorizer.h (NITERS_KNOWN_P): New.
19188 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
19189 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
19191 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
19193 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
19195 (vect_analyze_scalar_cycles): Fix indentation.
19196 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
19197 (vect_mark_relevant): Include phis in relevance analysis.
19199 * tree-vect-transform.c (vect_transform_loop): Add an assert.
19201 2007-04-18 Anatoly Sokolov <aesok@post.ru>
19203 * config/avr/avr.c (ptrreg_to_str): Replace error() with
19204 output_operand_lossage().
19206 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
19208 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
19209 the unused code for reduction without adjust-in-epilog to simplify the
19212 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
19214 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
19215 (S390_TDC_NEGATIVE_ZERO): New constant.
19216 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
19217 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
19218 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
19219 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
19220 (S390_TDC_POSITIVE_INFINITY): New constant.
19221 (S390_TDC_NEGATIVE_INFINITY): New constant.
19222 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
19223 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
19224 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
19225 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
19226 (S390_TDC_INFINITY): New constant.
19227 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
19228 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
19229 optimization for UNSPEC_CCZ_TO_INT.
19230 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
19231 ("*ccz_to_int"): New insn.
19232 ("isinf<mode>2"): New insn.
19233 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
19234 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
19235 (UNSPEC_CCZ_TO_INT): New constant.
19237 2007-04-18 Richard Guenther <rguenther@suse.de>
19239 PR tree-optimization/19431
19240 PR tree-optimization/21463
19241 * tree-pass.h (pass_phiprop): Declare.
19242 * passes.c (init_optimization_passes): New phiprop pass.
19243 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
19244 (phivn_valid_p): New helper function.
19245 (phiprop_insert_phi): Likewise.
19246 (propagate_with_phi): Likewise.
19247 (tree_ssa_phiprop): New propagator propagating loads
19248 through phi nodes if profitable.
19250 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
19252 * tree-vect-analyze.c (process_use): New function.
19253 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
19254 Check phis in all bbs.
19255 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
19258 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
19260 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
19263 2007-04-17 Anatoly Sokolov <aesok@post.ru>
19266 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
19269 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
19271 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
19273 (sse_vmmulv4sf3): Likewise.
19274 (sse2_vmaddv2df3): Likewise.
19275 (sse2_vmmulv2df3): Likewise.
19277 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
19279 PR rtl-optimization/31360
19280 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
19281 (target_reg_cost): New.
19282 (init_set_costs): Initialize target_reg_cost. Add comments
19283 regarding the rationale of the costs.
19284 (global_cost_for_size): Renamed to...
19285 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
19286 of register pressure.
19287 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
19288 estimate_reg_pressure_cost. Add number of ivs.
19289 (determine_set_costs): Dump target_reg_cost.
19290 * loop-invariant.c (gain_for_invariant): Use
19291 estimate_reg_pressure_cost. Removed n_inv_uses argument.
19292 (best_gain_for_invariant, find_invariants_to_move): Remove
19294 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
19295 (target_reg_cost): Declare.
19296 (global_cost_for_size): Declaration removed.
19297 (estimate_reg_pressure_cost): Declare.
19299 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
19301 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
19302 regnos into even/odd register pairs.
19303 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
19304 TDmode similar to the other floating point modes.
19305 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
19306 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
19308 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
19309 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
19310 (movdd_hardfloat64): Use TARGET_MFPGPR.
19312 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
19314 * reload1.c (delete_output_reload): Don't count output in n_inherited.
19317 2005-01-05 Richard Henderson <rth@redhat.com>
19319 * reload1.c (do_input_reload): Restrict the optimization deleteing
19320 a previous output reload to RELOAD_FOR_INPUT.
19322 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
19324 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
19325 induc_vec_info_type.
19326 (vectorizable_induction): New function declaration.
19327 * tree-vect-transform.c (get_initial_def_for_induction): No need to
19328 check if already vectorized. Find first place in BB where new stmts
19329 can be inserted. Takes only one argument.
19330 (vectorizable_induction): New function.
19331 (vect_transform_stmt): Add case for induc_vec_info_type to call
19332 vectorizable_induction.
19333 (vect_transform_loop): Consider phis for vectorization.
19334 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
19336 (analyze_operations): Call vectorizable_induction when analyzing phis.
19338 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
19339 (vect_mark_relevant): Include phis in relevance analysis.
19340 (vect_mark_stmts_to_be_vectorize): Likewise.
19341 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
19343 2007-04-16 Lawrence Crowl <crowl@google.com>
19345 * doc/invoke.texi (Debugging Options): Add documentation for the
19346 -femit-struct-debug options -femit-struct-debug-baseonly,
19347 -femit-struct-debug-reduced, and
19348 -femit-struct-debug-detailed[=...].
19350 * c-opts.c (c_common_handle_option): Add
19351 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
19352 and OPT_femit_struct_debug_detailed_.
19353 * c.opt: Add specifications for
19354 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
19355 and -femit-struct-debug-detailed[=...].
19356 * opts.c (set_struct_debug_option): Parse the
19357 -femit-struct-debug-... options.
19358 * opts.c (matches_main_base, main_input_basename,
19359 main_input_baselength, base_of_path, matches_main_base): Add
19360 variables and functions to compare header base name to compilation
19362 * opts.c (should_emit_struct_debug): Add to determine to emit a
19363 structure based on the option.
19364 (dump_struct_debug) Also disabled function to debug this
19366 * opts.c (handle_options): Save the base name of the
19369 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
19370 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
19371 This hook indicates if a type is generic. Set it by default
19372 to "never generic".
19373 * langhooks.h (struct lang_hooks_for_types): Add a new hook
19374 to determine if a struct type is generic or not.
19375 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
19376 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
19377 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
19378 with live C++ hook.
19380 * flags.h (enum debug_info_usage): Add an enumeration to describe
19381 a program's use of a structure type.
19382 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
19383 to indicate the program's usage of the type. Filter structs based
19384 on the -femit-struct-debug-... specification.
19385 (gen_type_die): Split into two routines, gen_type_die and
19386 gen_type_die_with_usage. gen_type_die is now a wrapper
19387 that assumes direct usage.
19388 (gen_type_die_with_usage): Replace calls to gen_type_die
19389 with gen_type_die_with_usage adding the program usage of
19390 the referenced type.
19391 (dwarf2out_imported_module_or_decl): Suppress struct debug
19392 information using should_emit_struct_debug when appropriate.
19394 2007-04-16 Ian Lance Taylor <iant@google.com>
19396 PR tree-optimization/31522
19397 * tree-vrp.c (vr_phi_edge_counts): New static variable.
19398 (vrp_initialize): Allocate vr_phi_edge_counts.
19399 (vrp_visit_phi_node): Don't push to infinity if we saw a new
19400 executable edge. Drop test for all constants.
19401 (vrp_finalize): Free vrp_phi_edge_counts.
19403 * doc/cpp.texi (Common Predefined Macros): Clarify description of
19404 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
19406 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
19407 predecessors at head rather than tail.
19409 2007-04-16 Matthias Klose <doko@debian.org>
19411 * config/alpha/linux.h (CPP_SPEC): Define.
19412 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
19414 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
19416 * function.h: Remove sequence_stack extern declaration.
19418 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
19420 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
19422 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
19425 2007-04-16 Anatoly Sokolov <aesok@post.ru>
19427 * config/avr/avr.c (avr_arch_types): Rearranging array.
19428 (enum avr_arch): Add.
19429 (avr_mcu_types): Use avr_arch enumeration constants instead of
19431 * config/avr/avr.h (LINK_SPEC): Simplify.
19433 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
19435 * config/m68k/m68k.c (m68k_libcall_value,
19436 m68k_function_value): Use macros for register names more.
19438 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
19440 (M68K_REGNAME): Use A6_REG.
19441 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
19443 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19445 PR middle-end/28071
19446 * sched-int.h (struct deps): Split field 'pending_lists_length' into
19447 'pending_read_list_length' and 'pending_write_list_length'. Update
19449 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
19450 to handle two length counters instead of one. Update all uses.
19451 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
19452 two length counters instead of one.
19453 * sched-rgn.c (propagate_deps): Update to handle two length counters
19456 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
19459 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
19460 copy of source, pass it to ix86_expand_vector_set and return
19463 2007-04-16 David Ung <davidu@mips.com>
19464 Joseph Myers <joseph@codesourcery.com>
19466 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
19467 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
19468 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
19469 Add 74K processor information.
19470 * config/mips/mips.md: Include 74k.md.
19471 (cpu): Add 74kc,74kf,74kx.
19472 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
19473 * config/mips/74k.md: New.
19474 * doc/invoke.texi (MIPS Options): Document 74K support.
19476 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
19478 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
19479 vectorizable_* functions.
19480 * tree-vect-transform.c (vectorizable_call): Add check for
19481 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
19482 (vectorizable_store): likewise.
19483 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
19485 (vectorizable_operation, vectorizable_type_demotion): Likewise.
19486 (vectorizable_type_promotion, vectorizable_load): Likewise.
19487 (vectorizable_live_operation, vectorizable_condition): Likewise.
19488 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
19490 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
19492 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
19494 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
19495 register numbers more.
19496 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
19497 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
19498 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
19499 FUNCTION_VALUE_REGNO_P): Likewise.
19500 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
19501 STATIC_CHAIN_REGNUM): Likewise.
19502 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
19503 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
19504 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
19505 * config/m68k/m68k.md (FP_REG): New.
19507 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
19509 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
19512 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
19514 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
19515 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
19518 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
19520 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
19523 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
19526 * c-decl.c (finish_decl): Grab the type of the decl after the call
19527 to store_init_value.
19529 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
19531 * common.opt (fforward-propagate): Fix "Optimization" annotation.
19533 2007-04-14 Jakub Jelinek <jakub@redhat.com>
19536 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
19537 dominators, post dominators and cleanup cfg before returning.
19539 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
19541 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
19542 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
19544 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
19546 * config.gcc: Recognize fido.
19547 * config/m68k/m68k-devices.def (fidoa): New.
19548 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
19550 (FL_FIDOA, TARGET_FIDOA): New.
19551 * config/m68k/m68k.opt (mfidoa): New.
19553 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19555 PR middle-end/31322
19556 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
19557 when a personality function is used.
19559 2007-04-13 Bob Wilson <bob.wilson@acm.org>
19561 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
19563 2007-04-13 Mike Stump <mrs@apple.com>
19565 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
19567 * config/darwin.opt (fapple-kext): Make C++ only.
19568 * config/darwin.c (darwin_override_options): Remove code to ensure
19569 -fapple-kext is given for C++ only.
19571 2007-04-13 Richard Sandiford <richard@codesourcery.com>
19573 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
19574 * config/mips/mips.c (override_options): Call
19575 SUBTARGET_OVERRIDE_OPTIONS, if defined.
19577 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
19579 * config/i386/i386.opt (msvr3-shlib): Removed.
19581 * doc/invoke.texi: Remove -msvr3-shlib.
19583 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
19585 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
19586 with "popcnt" instruction.
19588 2007-04-13 Richard Guenther <rguenther@suse.de>
19590 PR tree-optimization/21258
19591 * tree-vrp.c (compare_case_labels): New helper.
19592 (find_switch_asserts): New function.
19593 (find_assert_locations): Call it for SWITCH_EXPRs.
19595 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
19597 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
19598 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
19599 check is now implied in X87_FLOAT_MODE_P.
19600 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
19601 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
19602 (fix_trunc<mode>_i386_fisttp): Ditto.
19603 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
19604 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
19605 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
19606 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
19607 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
19608 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
19609 (unnamed_splitters): Ditto.
19610 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
19611 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
19612 FIRST_SSE_REG for local functions when SSE math is enabled or
19613 for functions with sseregparm attribute.
19614 (standard_80387_constant_p): Return -1 if mode is not
19616 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
19617 (ix86_expand_compare): Ditto.
19618 (ix86_expand_carry_flag_compare): Ditto.
19619 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
19620 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
19621 DECIMAL_FLOAT_MODE_P.
19622 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
19623 of SCALAR_FLOAT_MODE_P.
19624 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
19625 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
19626 checks before FLOAT_MODE_P.
19627 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
19628 before FLOAT_MODE_P.
19633 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
19635 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
19636 Charles Wilson <libtool@cwilson.fastmail.fm>
19638 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
19639 (libgcc.mvars): Don't depend on them.
19640 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
19641 * exec-tool.in: New.
19643 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
19645 * doc/invoke.text (--help): Document --help=common.
19647 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
19649 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
19651 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19653 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
19654 * genemit.c (main): Emit #include "integrate.h".
19655 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
19656 (LOADGP_RTP): New mips_loadgp_style.
19657 * config/mips/mips.h: Include config/vxworks-dummy.h.
19658 (TARGET_RTP_PIC): New macro.
19659 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
19660 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
19661 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
19662 for TARGET_RTP_PIC.
19663 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
19664 -mvxworks-pic when using -mrtp and a PIC option.
19665 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
19667 (mips_symbolic_constant_p, mips_symbolic_address_p)
19668 (mips_symbol_insns): Handle SYMBOL_HALF.
19669 (override_options): Warn about -G and -mrtp being used together.
19670 Initialize mips_lo_relocs[SYMBOL_HALF].
19671 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
19672 (mips_emit_loadgp): Handle LOADGP_RTP.
19673 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
19674 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
19675 (tablejump): Handle function-relative case table entries if
19677 * config/mips/predicates.md (symbol_ref_operand): New predicate.
19679 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19681 * config/mips/mips.md (load_call<mode>): Allow any general register.
19683 (sibcall_value_internal, sibcall_value_multiple_internal)
19684 (call_value_internal, call_value_split, call_value_multiple_internal)
19685 (call_value_multiple_split): Remove constraints from operand 0.
19687 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19689 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
19690 rather than loadgp_noshared.
19691 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
19692 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
19694 * config/mips/mips.md (loadgp): Rename to...
19695 (loadgp_newabi): ...this.
19696 (loadgp_noshared): Rename to...
19697 (loadgp_absolute): ...this.
19699 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19701 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
19702 false for locally-binding symbols.
19703 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
19705 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19707 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
19708 (SYMBOL_GOT_PAGE_OFST): ...this.
19709 (SYMBOL_GOT_GLOBAL): Rename to...
19710 (SYMBOL_GOT_DISP): ...this.
19711 (SYMBOL_GOTOFF_GLOBAL): Rename to...
19712 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
19713 * config/mips/mips.c (mips_global_symbol_p): New function.
19714 (mips_symbol_binds_local_p): Likewise.
19715 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
19716 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
19717 mips_global_symbol_p and mips_symbol_binds_local_p.
19718 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
19719 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
19720 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
19721 SYMBOL_GOTOFF_DISP.
19722 (mips_ok_for_lazy_binding_p): New function.
19723 (mips_load_call_address, mips_expand_call): Use it.
19724 (mips_dangerous_for_la25_p): Likewise.
19725 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
19726 (*got_disp<mode>): Use got_disp_operand instead of
19727 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
19728 SYMBOL_GOTOFF_GLOBAL.
19729 (*got_page<mode>): Use got_page_ofst_operand instead of
19731 * config/mips/predicates.md (const_call_insn_operand): Use
19732 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
19733 (global_got_operand): Rename to...
19734 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
19736 (local_got_operand): Rename to...
19737 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
19738 of SYMBOL_GOT_LOCAL.
19740 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19742 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
19743 TARGET_CALL_CLOBBERED_GP.
19744 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
19745 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
19746 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
19747 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
19748 of TARGET_ABICALLS && !TARGET_NEWABI.
19749 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
19750 * config/mips/mips.c (mips_load_call_address): Check
19751 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
19752 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
19753 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
19754 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
19755 TARGET_ABICALLS && TARGET_NEWABI.
19756 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
19758 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
19759 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
19760 TARGET_ABICALLS && TARGET_NEWABI.
19761 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
19762 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
19763 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
19764 whether indirect calls must use $25.
19765 (mips_extra_live_on_entry): Check TARGET_GOT instead of
19767 * config/mips/mips.md (jal_macro): Check flag_pic and
19768 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
19769 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
19770 instead of TARGET_ABICALLS.
19771 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
19772 TARGET_ABICALLS && TARGET_OLDABI.
19773 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
19774 (sibcall): In the comment above the define_insn, mention
19775 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
19776 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
19777 instead of TARGET_ABICALLS.
19779 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
19781 * doc/md.texi (Blackfin family constraints): Document PA and PB.
19782 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
19783 (MACFLAGS_MATCH_P): New macro.
19784 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
19785 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
19786 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
19787 the other MACFLAG constants.
19788 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
19789 (flag_machi): Tighten constraints. Renumber some of the operands.
19790 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
19792 (flag_machi_parts_acconly): New pattern.
19793 (flag_macinithi): Tighten constraints. Allow any accumulator to be
19795 (flag_macinit1hi): Tighten constraints.
19796 (flag_mul_macv2hi_parts_acconly): New pattern.
19798 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
19799 Use a more efficient implementation.
19800 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
19801 inline sequences when not optimizing for size.
19803 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
19804 movhi_high2low): Delete, merge functionality into...
19805 (packv2hi): ... this pattern.
19807 2007-02-11 Jie Zhang <jie.zhang@analog.com>
19808 * config/bfin/bfin.opt (msim): New option.
19809 (mcpu=): New option.
19810 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
19811 (bfin_cpu_t): Typedef of enum bfin_cpu.
19812 (bfin_cpu_type): New declaration.
19813 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
19814 -msim and -mcpu= options.
19815 (LIB_SPEC): Likewise.
19816 * config/bfin/bfin.c (bfin_cpu_type): Define.
19817 (bfin_handle_option): Handle -mcpu= option.
19818 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
19819 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
19820 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
19822 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19824 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
19825 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
19826 (powerpc-wrs-vxworksae): Use ${tm_file}.
19827 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
19828 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
19829 * config/i386/vx-common.h: New file.
19831 2007-04-12 Richard Sandiford <richard@codesourcery.com>
19833 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
19836 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
19838 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
19841 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
19845 * c-common.c (c_build_qualified_type): Set canonical type
19848 2007-04-12 Richard Guenther <rguenther@suse.de>
19850 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
19851 lower bound and element size if lower bound is not zero
19852 or either of the ARRAY_REF operands is set.
19854 2007-04-12 Richard Guenther <rguenther@suse.de>
19856 PR tree-optimization/24689
19857 PR tree-optimization/31307
19858 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
19860 * gimplify.c (canonicalize_addr_expr): To be consistent with
19861 gimplify_compound_lval only set operands two and three of
19862 ARRAY_REFs if they are not gimple_min_invariant. This makes
19863 it never at this place.
19864 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
19866 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19868 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
19869 null before emitting a .nsubspa directive.
19871 2007-04-11 Diego Novillo <dnovillo@redhat.com>
19873 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
19874 need_to_partition_p if there are no memory statements in the
19877 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
19879 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
19880 (gcd_of_steps_may_divide_p): New function.
19881 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
19883 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19885 * reload.c (find_reloads_toplev, find_reloads_address,
19886 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
19887 not a pointer equality test, to decide if we need to call
19888 push_reg_equiv_alt_mem.
19890 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
19892 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
19893 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
19895 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
19897 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
19899 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
19900 vector to be positive.
19902 2007-04-11 Diego Novillo <dnovillo@redhat.com>
19906 * doc/invoke.texi: Document --params max-aliased-vops and
19908 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
19909 debug_memory_partitions): Move to tree-flow.h
19910 * params.h (AVG_ALIASED_VOPS): Define.
19911 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
19913 (mp_info_t): Likewise.
19914 (get_mem_sym_stats_for): New.
19915 (set_memory_partition): Move from tree-flow-inline.h.
19916 (mark_non_addressable): Only clear the set of symbols for the
19917 partition if it exists.
19918 (dump_memory_partitions): Move from tree-ssa-operands.c
19919 (debug_memory_partitions): Likewise.
19920 (need_to_partition_p): New.
19921 (dump_mem_ref_stats): New.
19922 (debug_mem_ref_stats): New.
19923 (dump_mem_sym_stats): New.
19924 (debug_mem_sym_stats): New.
19925 (update_mem_sym_stats_from_stmt): New.
19926 (compare_mp_info_entries): New.
19927 (mp_info_cmp): Call it.
19928 (sort_mp_info): Change argument to a list of mem_sym_stats_t
19930 (get_mpt_for): Move from tree-ssa-operands.c.
19931 (find_partition_for): New.
19932 (create_partition_for): Remove.
19933 (estimate_vop_reduction): New.
19934 (update_reference_counts): New.
19935 (build_mp_info): New.
19936 (compute_memory_partitions): Refactor.
19937 Document new heuristic.
19938 Call build_mp_info, update_reference_counts,
19939 find_partition_for and estimate_vop_reduction.
19940 (compute_may_aliases): Populate virtual operands before
19941 calling debugging dumps.
19942 (delete_mem_sym_stats): New.
19943 (delete_mem_ref_stats): New.
19944 (init_mem_ref_stats): New.
19945 (init_alias_info): Call it.
19946 (maybe_create_global_var): Remove alias_info argument.
19947 Get number of call sites and number of pure/const call sites
19948 from gimple_mem_ref_stats().
19949 (dump_alias_info): Call dump_memory_partitions first.
19950 (dump_points_to_info_for): Show how many times a pointer has
19952 * opts.c (decode_options): For -O2 set --param
19953 max-aliased-vops to 500.
19954 For -O3 set --param max-aliased-vops to 1000 and --param
19955 avg-aliased-vops to 3.
19956 * fortran/options.c (gfc_init_options): Remove assignment to
19958 * tree-flow-inline.h (gimple_mem_ref_stats): New.
19959 * tree-dfa.c (dump_variable): Dump memory reference
19961 Dump NO_ALIAS* settings.
19962 (referenced_var_lookup): Tidy.
19963 (mem_sym_stats): New.
19964 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
19965 and ORIG are different SSA names for a memory partition.
19966 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
19967 * tree-flow.h (struct mem_sym_stats_d): Define.
19968 (mem_sym_stats_t): Define.
19969 (struct mem_ref_stats_d): Define.
19970 (struct gimple_df): Add field mem_ref_stats.
19971 (enum noalias_state): Define.
19972 (struct var_ann_d): Add bitfield noalias_state.
19973 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
19974 debug_mem_ref_stats, debug_memory_partitions,
19975 debug_mem_sym_stats): Declare.
19976 * tree-ssa-structalias.c (update_alias_info): Update call
19977 sites, pure/const call sites and asm sites in structure
19978 returned by gimple_mem_ref_stats.
19979 Remove local variable IS_POTENTIAL_DEREF.
19980 Increase NUM_DEREFS if the memory expression is a potential
19982 Call update_mem_sym_stats_from_stmt.
19983 If the memory references memory, call
19984 update_mem_sym_stats_from_stmt for all the direct memory
19985 symbol references found.
19986 (intra_create_variable_infos): Set noalias_state field for
19987 pointer arguments according to the value of
19988 flag_argument_noalias.
19989 * tree-ssa-structalias.h (struct alias_info): Remove fields
19990 num_calls_found and num_pure_const_calls_found.
19991 (update_mem_sym_stats_from_stmt): Declare.
19992 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
19993 Set default value to 100.
19994 (PARAM_AVG_ALIASED_VOPS): Define.
19996 2007-04-11 Richard Guenther <rguenther@suse.de>
19998 PR middle-end/31530
19999 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
20000 a * -b + c as c - a * b if we honor sign dependent rounding.
20002 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20004 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
20005 bfin_expand_strmov.
20006 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
20007 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
20009 (initialize_trampoline): Don't use old-style function definition.
20010 (bfin_secondary_reload): Mark IN_P argument as unused.
20012 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
20014 PR tree-optimization/31343
20015 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
20016 (build_polynomial_chrec): Return a scalar when the evolution is zero.
20017 * testsuite/gcc.dg/vect/pr31343.c: New.
20019 2007-04-10 Eric Christopher <echristo@apple.com>
20021 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
20022 * config/i386/i386.md (*cmpfp0): Use.
20023 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
20024 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
20025 (fix_trunc<mode>_i386_fisttp): Ditto.
20026 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
20027 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
20028 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
20029 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
20030 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
20031 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
20032 (unnamed_splitters): Ditto.
20033 * config/i386/i386.c (output_fix_trunc): Assert that
20034 we're not being passed a TFmode operand.
20036 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
20038 PR tree-optimization/31526
20039 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
20040 n_basic_blocks to find newly added blocks.
20042 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
20044 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
20046 (fix_trunc<mode>si_sse): Ditto.
20047 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
20048 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
20049 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
20050 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
20051 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
20052 expander using SSEMODEF mode macro.
20053 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
20054 expander using SSEMODEF mode macro.
20055 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
20056 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
20057 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
20058 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
20059 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
20060 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
20061 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
20062 Macroize insn using X87MODEF mode macro.
20064 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
20066 * config/i386/sse.md (sse2_pinsrw): Removed.
20067 (sse2_pextrw): Renamed to ...
20068 (*sse2_pextrw): This.
20070 2007-04-09 Jan Hubicka <jh@suse.cz>
20073 * config/i386/sse.md
20074 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
20075 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
20076 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
20077 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
20079 2007-04-09 Jan Hubicka <jh@suse.cz>
20081 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
20082 multiple fields of union.
20084 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
20086 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
20087 (create_preheaders): Check that loops are available.
20088 (fix_loop_structure): Clean up, improve comments.
20089 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
20090 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
20092 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
20093 * predict.c (tree_estimate_probability): Do not call
20094 calculate_dominance_info. Call create_preheaders.
20095 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
20096 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
20098 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
20099 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
20100 * tree-cfg.c (tree_split_edge): Make an assert more precise.
20101 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
20104 2007-04-08 Jan Hubicka <jh@suse.cz>
20106 * tree.h (maybe_fold_offset_to_component_ref): Declare.
20107 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
20108 * fold-const.c (fold_unary): Use it.
20110 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
20112 * varasm.c (assemble_variable): Remove call to
20113 lang_hooks.decls.prepare_assemble_variable.
20114 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
20115 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
20116 * langhooks.h (lang_hooks_for_decls): Remove
20117 prepare_assemble_variable.
20119 2007-04-08 Mike Stump <mrs@apple.com>
20121 * config/i386/i386.c: Use inc/dec on Core2.
20123 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
20125 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
20126 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
20127 lhd_tree_inlining_end_inlining): Remove.
20128 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
20129 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
20130 end_inlining hooks.
20131 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
20132 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
20133 lhd_tree_inlining_end_inlining): Remove prototypes.
20134 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
20135 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
20136 LANG_HOOKS_TREE_INLINING_START_INLINING,
20137 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
20139 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
20142 2007-04-08 Anatoly Sokolov <aesok@post.ru>
20145 * config/avr/predicates.md (io_address_operand): Delete predicate.
20146 (low_io_address_operand): Don't use 'mode' argument.
20147 (higth_io_address_operand): Rename ...
20148 (high_io_address_operand): ... to this. Don't use 'mode' argument.
20149 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
20152 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
20154 Revert change removing staticp.
20156 2007-04-07 Anatoly Sokolov <aesok@post.ru>
20159 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
20162 2007-04-07 Bruce Korb <bkorb@gnu.org>
20164 * c.opt: Add -Wformat-contains-nul.
20165 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
20167 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
20168 the NUL byte warning.
20170 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
20172 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
20174 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
20176 * tree.c (staticp): No longer use staticp langhook.
20177 * langhooks.c (lhd_staticp): Removed.
20178 * langhooks.h (struct lang_hooks): Remove staticp.
20179 * c-common.c (c_staticp): Remove.
20180 * c-common.h (c_staticp): Ditto.
20181 * langhooks-defs.h (lhd_staticp): Ditto.
20182 (LHD_HOOKS_STATICP): Ditto
20183 * tree.h (gcc_assert_lowered): New macro.
20185 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
20187 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
20188 argument "reliable".
20189 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
20190 Add argument "reliable". Propagate it through calls.
20191 (infer_loop_bounds_from_undefined): Derive number of iterations
20192 estimates from references in blocks that do not dominate loop latch.
20193 (gcov_type_to_double_int): New function.
20194 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
20195 and expected_loop_iterations_unbounded.
20196 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
20197 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
20198 * tree-data-ref.c (estimated_loop_iterations): Export.
20199 (get_references_in_stmt): Fix -- do not return addresses of local
20201 * cfgloop.h (expected_loop_iterations_unbounded,
20202 estimated_loop_iterations): Declare.
20204 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
20206 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
20208 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
20210 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
20211 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
20212 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
20213 Use output_387_reg_move().
20214 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
20215 expander using X87MODEF12 mode macro.
20216 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
20217 choosing register preferences. Use output_387_reg_move().
20218 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
20219 instead of "x". Use output_387_reg_move().
20220 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
20221 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
20222 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
20223 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
20224 Use output_387_reg_move().
20225 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
20227 (*truncxf?f_i387 splitter): Ditto.
20229 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
20231 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
20232 LANG_HOOKS_SAFE_FROM_P.
20233 * expr.c (safe_from_p): Remove langhook call.
20234 * langhooks.h (lang_hooks): Remove safe_from_p.
20235 (lhd_safe_from_p): Remove prototype.
20236 * langhooks.c (lhd_safe_from_p): Remove.
20238 2007-04-06 Jan Hubicka <jh@suse.cz>
20240 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
20243 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
20245 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
20246 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
20247 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
20248 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
20250 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
20251 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
20253 2007-04-05 Richard Henderson <rth@redhat.com>
20255 * config/alpha/alpha.c (print_operand) [+]: Remove.
20256 (alpha_end_function): Print nop if call at end of function.
20257 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
20258 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
20259 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
20260 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
20261 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
20262 the call pattern. Update peepholes to match.
20264 2007-04-05 Janis Johnson <janis187@us.ibm.com>
20266 * doc/extend.texi (Other Builtins): Add decimal float variants
20268 * builtins.def: Ditto.
20269 * builtins.c (expand_builtin): Ditto.
20271 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
20272 H.J. Lu <hongjiu.lu@intel.com>
20275 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
20276 of V8HImode when calling ix86_binary_operator_ok.
20277 (sse2_pmaddwd): Call ix86_binary_operator_ok.
20278 (sdot_prodv8hi): Operands 1 and 2 must be register.
20280 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20282 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
20283 initialize align to silence bogus warning.
20285 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20287 PR middle-end/22156
20288 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
20290 (struct sra_walk_fns): Remove use_all parameter from use.
20291 (sra_hash_tree): Handle BIT_FIELD_REFs.
20292 (sra_elt_hash): Don't hash bitfld blocks.
20293 (sra_elt_eq): Skip them in parent compares as well. Handle
20295 (sra_walk_expr): Don't maintain or pass down use_all_p.
20296 (scan_use): Remove use_all parameter.
20297 (scalarize_use): Likewise. Re-expand assignment to
20298 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
20299 output, and re-scalarize after output. Don't mark anything
20301 (scalarize_ldst): Adjust.
20302 (scalarize_walk_gimple_modify_statement): Likewise.
20303 (build_element_name_1): Handle BIT_FIELD_REFs.
20304 (instantiate_element): Don't warn for any element whose parent
20305 is used as a whole.
20306 (instantiate_missing_elements_1): Return the sra_elt.
20307 (canon_type_for_field): New.
20308 (try_instantiate_multiple_fields): New.
20309 (instantiate_missing_elemnts): Use them.
20310 (mark_no_warning): Removed.
20311 (generate_one_element_ref): Handle BIT_FIELD_REFs.
20312 (REPLDUP, sra_build_elt_assignment): New.
20313 (generate_copy_inout): Use them.
20314 (generate_element_copy): Likewise. Handle bitfld differences.
20315 (generate_element_zero): Don't recurse for blocks. Use
20316 sra_build_elt_assignment.
20317 (generate_one_element_int): Take elt instead of var. Use
20318 sra_build_elt_assignment.
20319 (generate_element_init_1): Adjust.
20320 (scalarize_use, scalarize_copy): Use REPLDUP.
20321 (scalarize_ldst): Move assert before dereference.
20322 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
20324 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
20326 * regmove.c: Fix unused variable warnings due to previous commit.
20328 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
20330 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
20331 (regmove_bb_head): Remove.
20332 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
20333 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
20334 problems with fixup_match_1.
20335 Don't initialize/free regmove_bb_head.
20337 (reg_is_remote_constant_p): If an insn is in the same basic block
20338 but not before INSN, consider it remote, too.
20340 2007-04-05 Anatoly Sokolov <aesok@post.ru>
20343 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
20344 DECL_ASSEMBLER_NAME, not the DECL_NAME.
20346 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
20348 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
20349 (CONDITIONAL_REGISTER_USAGE): Likewise.
20351 2007-04-04 Richard Henderson <rth@redhat.com>
20353 * config/alpha/lib1funcs.asm: Remove unused file.
20355 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
20358 * opts.c (print_specific_help): Fix --help=<language>
20360 (common_handle_option): Support --help=common.
20362 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
20365 * gcc.c (main): Do not run the linker if
20366 print_subprocess_help indicates that it shouldn't be
20369 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
20372 * doc/invoke.texi (--help=): Document <languages> value, fix
20373 formatting in tables of values.
20375 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
20377 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
20378 dllimport attribute of virtual methods.
20380 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
20382 * config/score/crti.asm: Change _bss_start to __bss_start.
20383 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
20384 (OUTGOING_REG_PARM_STACK_SPACE) update.
20385 * config/score/score.opt: add options to make backend support
20386 score5, score5u, score7 and score7d.
20387 * config/score/score.md: Likewise.
20388 * config/score/misc.md: Likewise.
20389 * config/score/mac.md: Likewise.
20390 * doc/invoke.texi: Likewise.
20391 * doc/md.texi: update constraints define.
20393 2007-04-03 Richard Henderson <rth@redhat.com>
20395 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
20396 an appropriate type, use the mode instead.
20398 2007-04-03 Richard Sandiford <richard@codesourcery.com>
20400 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
20401 Set the default --with-arch setting to mips2.
20402 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
20403 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
20404 (MULTILIB_OSDIRNAMES): Delete.
20405 (MULTILIB_DIRNAMES): Define.
20406 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
20407 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
20408 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
20409 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
20410 VXWORKS_OS_CPP_BUILTINS.
20411 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
20412 (MIPS_DEBUGGING_INFO): Undefine.
20413 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
20415 2007-04-03 Jakub Jelinek <jakub@redhat.com>
20417 PR middle-end/30704
20418 * fold-const.c (native_encode_real): Encode real.c provided longs
20419 as a series of 32-bit native integers.
20420 (native_interpret_real): Interpret buffer as a series of 32-bit
20423 2007-04-03 Richard Guenther <rguenther@suse.de>
20425 * genpreds.c (write_insn_constraint_len): Write function
20426 optimized for CONSTRAINT_LEN implementation.
20427 (write_tm_preds_h): Output insn_constraint_len inline and
20428 use it for CONSTRAINT_LEN.
20429 (write_insn_preds_c): Don't output insn_constraint_len.
20430 * doc/md.texi (define_register_constraint): Document multi-letter
20431 constraints shall have the same length if they start with the same
20434 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
20437 * config/i386/i386.md (isinf<mode>2): Expand only when
20438 TARGET_C99_FUNCTIONS is set.
20440 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
20442 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
20443 (x86_64-*-linux*): Ditto.
20444 * config/i386/i386.opt (mpc): New option.
20445 * config/i386/i386.c (overrride_options): Handle
20446 ix87_precision_string.
20447 * config/i386/crtprec.c: New file.
20448 * config/i386/t-crtpc: Ditto.
20449 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
20450 and -mpc80 options.
20451 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
20452 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
20453 crtprec32.o, crtprec64.o and crtprec80.o.
20455 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
20456 and -mpc80 options.
20457 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
20459 2007-04-02 Eric Christopher <echristo@apple.com>
20461 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
20462 limitations on darwin.
20464 2007-04-02 Anatoly Sokolov <aesok@post.ru>
20467 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
20469 2007-04-02 Dave Korn <dave.korn@artimi.com>
20471 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
20473 2007-04-02 Dave Korn <dave.korn@artimi.com>
20475 * libgcc2.h (exception_descriptor): Don't forward-declare.
20476 (__get_eh_table_language, __get_eh_table_version): Delete
20477 prototypes of long-dead functions.
20479 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
20481 * ebitmap.h: New file
20482 * ebitmap.c: New file
20483 * Makefile.in (ebitmap.o): New target.
20485 2007-04-01 Jan Hubicka <jh@suse.cz>
20487 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
20488 before very first instruction.
20490 2007-04-01 Jan Hubicka <jh@suse.cz>
20492 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
20493 waring on 64bit hosts.
20494 * bitmap.h: Fix typo in bitmap_head_def.
20496 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
20498 PR rtl-optimization/31391
20499 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
20500 into a DELETED_LABEL note, and the label is in an empty basic
20501 block, update BB_END as well as BB_HEAD.
20503 2007-04-01 Richard Henderson <rth@redhat.com>
20505 PR tree-optimization/31169
20506 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
20507 to varying if the range is outside [0, prec-1].
20509 2007-04-01 Richard Sandiford <richard@codesourcery.com>
20512 * config/mips/mips.md (load_const_gp): New insn.
20513 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
20514 the MIPS16 GP pseudo register if no_new_pseudos.
20515 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
20517 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
20520 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
20522 (call_value): Likewise.
20524 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
20525 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20528 * doc/invoke.texi: (optimization options): Reword description
20529 of -ffast-math. Document its primary purpose.
20531 2007-03-31 Richard Guenther <rguenther@suse.de>
20533 * omp-low.c (splay-tree.h): Include.
20534 (lookup_decl): Replace splay-tree usage by pointer-map.
20535 (maybe_lookup_decl): Likewise.
20536 (new_omp_context): Likewise.
20537 (delete_omp_context): Likewise.
20538 * gimplify.c (splay-tree.h): Include.
20539 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
20541 (remap_ssa_name): Likewise.
20542 (remap_decl): Likewise.
20543 (remap_type_1): Likewise.
20544 (remap_type): Likewise.
20545 (copy_body_r): Likewise.
20546 (expand_call_inline): Likewise.
20547 (clone_body): Likewise.
20548 (copy_tree_r): Likewise.
20549 (remap_save_expr): Likewise.
20550 (unsave_r): Likewise.
20551 (unsave_expr_now): Likewise.
20552 (tree_function_versioning): Likewise.
20553 (build_duplicate_type): Likewise.
20554 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
20555 (struct copy_body_data): Replace splay-tree by pointer-map.
20556 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
20557 not $(SPLAY_TREE_H).
20558 (gimplify.o): Depend on $(SPLAY_TREE_H).
20559 (omp-low.p): Likewise.
20561 2007-03-31 Anatoly Sokolov <aesok@post.ru>
20563 * config/avr/predicates.md (even_register_operand,
20564 odd_register_operand): New predicates.
20565 * config/avr/avr.md (movw peephole2): New.
20566 (movw_r peephole2): New.
20568 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
20570 * tree.h (get_signed_or_unsigned_type): New.
20571 * fold-const.c (operand_equal_for_comparison_p): Use
20572 get_signed_or_unsigned_type instead of
20573 lang_hooks.types.signed_or_unsigned_type.
20574 * expr.c (store_expr): Ditto.
20575 * langhooks.c (get_signed_or_unsigned_type): New.
20576 (lhd_signed_or_unsigned_type): New.
20577 * langhooks.h (lhd_signed_or_unsigned_type): New.
20578 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
20580 2007-03-30 Richard Henderson <rth@redhat.com>
20582 * tree-ssa-loop-ivopts.c: Include target.h.
20583 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
20584 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
20585 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
20586 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
20588 2007-03-30 Richard Henderson <rth@redhat.com>
20589 Kai Tietz <kai.tietz@onevision.com>
20591 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
20592 default for 64-bit.
20593 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
20594 (TARGET_64BIT_MS_ABI): New.
20595 (DBX_REGISTER_NUMBER): Handle 64-bit.
20596 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
20597 (LONG_TYPE_SIZE): Force to 32.
20598 (REG_PARM_STACK_SPACE): New.
20599 (OUTGOING_REG_PARM_STACK_SPACE): New.
20600 (REGPARM_MAX, SSE_REGPARM_MAX): New.
20601 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
20602 (STACK_BOUNDARY): Use 128 for 64-bit.
20603 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
20604 Add 64-bit implementation.
20605 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
20607 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
20608 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
20609 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
20610 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
20611 (ix86_handle_cconv_attribute): Don't warn when ignoring if
20612 TARGET_64BIT_MS_ABI.
20613 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
20614 (ix86_pass_by_reference): Likewise.
20615 (ix86_function_value_regno_p): Likewise.
20616 (ix86_build_builtin_va_list): Likewise.
20617 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
20618 (function_arg_advance_ms_64): New.
20619 (function_arg_advance): Call it.
20620 (function_arg_ms_64): New.
20621 (function_arg): Call it.
20622 (function_value_ms_64): New.
20623 (ix86_function_value_1): Call it.
20624 (return_in_memory_ms_64): New.
20625 (ix86_return_in_memory): Call it.
20626 (setup_incoming_varargs_ms_64): New.
20627 (ix86_setup_incoming_varargs): Call it.
20628 (ix86_expand_prologue): Handle 64-bit stack probing.
20629 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
20630 (output_pic_addr_const): Likewise.
20631 (x86_this_parameter): Likewise.
20632 (x86_output_mi_thunk): Likewise.
20633 (x86_function_profiler): Likewise.
20634 (TARGET_STRICT_ARGUMENT_NAMING): New.
20635 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
20636 (TARGET_64BIT_MS_ABI): New.
20637 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
20638 * config/i386/i386.md (allocate_stack_worker): Remove.
20639 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
20640 describe the clobber of eax without a match_scratch.
20641 (allocate_stack_worker_postreload): Remove.
20642 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
20643 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
20644 (allocate_stack_worker_rex64_postreload): Remove.
20645 (allocate_stack): Handle 64-bit.
20646 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
20647 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
20648 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
20649 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
20650 (STANDARD_STARTFILE_PREFIX_1): Likewise.
20651 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
20652 * config.build (x86_64-*-mingw*): New host.
20653 * config.host (x86_64-*-mingw*): New host.
20654 * config.gcc (x86_64-*-mingw*): New target.
20655 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
20657 2007-03-30 Richard Henderson <rth@redhat.com>
20658 Kai Tietz <kai.tietz@onevision.com>
20660 * c-pragma.c (struct def_pragma_macro_value): New.
20661 (struct def_pragma_macro): New.
20662 (pushed_macro_table): New.
20663 (dpm_hash, dpm_eq): New.
20664 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
20665 (init_pragma): Install them.
20666 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
20668 2007-03-30 Anatoly Sokolov <aesok@post.ru>
20670 * config/avr/avr.c (avr_override_options): Clear
20671 'flag_delete_null_pointer_checks'.
20673 2007-03-30 Paolo Carlini <pcarlini@suse.de>
20676 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
20677 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
20678 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
20679 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
20680 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
20681 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
20682 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
20684 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
20686 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
20688 * regmove.c: Move all of pass_stack_adjustments from here...
20689 * combine-stack-adj.c: ...to this new file.
20690 * Makefile.in: Add rules for combine-stack-adj.o.
20692 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
20694 PR tree-optimization/31383
20695 * tree-data-ref.c (affine_function_equal_p): Do not require the
20696 vectors to have the same length.
20698 2007-03-30 Jan Hubicka <jh@suse.cz>
20700 PR middle-end/30700
20701 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
20702 availablility; add more sanity checking; ask varpool only about
20705 2007-03-29 Richard Henderson <rth@redhat.com>
20707 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
20708 to decide, but __SIZEOF_LONG_LONG__.
20710 2007-03-29 Richard Henderson <rth@redhat.com>
20712 * emutls.c (struct __emutls_array): New.
20713 (emutls_destroy): Use it instead of casting element 0 from void*.
20714 (__emutls_get_address): Likewise.
20716 2007-03-29 Richard Henderson <rth@redhat.com>
20718 * varasm.c (initializer_constant_valid_p): Don't deny
20719 DECL_DLLIMPORT_P on functions.
20721 * config/i386/cygming.h: Remove function declarations.
20722 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
20723 (ASM_OUTPUT_LABELREF): Remove.
20724 (COMMON_ASM_OP): Remove.
20725 (ASM_OUTPUT_COMMON): Remove.
20726 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
20727 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
20728 (ASM_DECLARE_FUNCTION_NAME): Likewise.
20729 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
20730 Rename from TARGET_ENCODE_SECTION_INFO.
20731 * config/i386/netware.h: Likewise.
20732 * config/i386/i386-protos.h: Update.
20733 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
20734 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
20735 (legitimate_constant_p): Reject dllimports.
20736 (dllimport_map, get_dllimport_decl): New.
20737 (legitimize_dllimport_symbol): New.
20738 (legitimize_address, ix86_expand_move): Use it.
20739 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
20740 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
20741 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
20742 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
20743 * config/i386/predicates.md (constant_call_address_operand): Only
20744 accept symbols; reject dllimport_p symbols.
20745 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
20746 i386_pe_maybe_record_exported_symbol.
20747 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
20748 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
20749 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
20750 trust the setting of DECL_DLLIMPORT_P.
20751 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
20752 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
20753 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
20754 tidy the argument scanning loop.
20755 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
20756 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
20757 (i386_pe_strip_name_encoding): Remove.
20758 (i386_pe_binds_local_p): New.
20759 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
20760 (i386_pe_output_labelref): Remove.
20761 (i386_pe_asm_output_aligned_decl_common): New.
20762 (i386_pe_maybe_record_exported_symbol): Rename from
20763 i386_pe_record_exported_symbol; check for dllexported symbols.
20765 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
20767 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
20768 add comment explaining why vsnprintf cannot be used.
20770 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
20772 PR tree-optimization/30666
20773 * tree.c (build_complex_type): When creating type names for DWARF2
20774 debug info, create TYPE_DECLs for TYPE_NAME instead of
20776 (build_common_tree_nodes_2): Use build_complex_type when building
20777 predefined complex types, to preserve canonical types.
20779 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
20781 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
20782 (noce_get_alt_condition): Look at it to determine whether to
20783 reverse the condition or not.
20784 (noce_get_condition): Substitute the truth for lies.
20785 (noce_find_if_block): Set the then_else_reversed field.
20787 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
20789 * config/fr30/fr30.md (movdi): Do not accept immediates as the
20790 destination of this insn.
20791 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
20792 than calling gen_rtx_SET directly. Use r0 to hold the value of
20793 'address + 4' rather than a stack based temporary which can be
20794 mis-optimized away.
20796 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
20798 * config/s390/s390.c (s390_secondary_input_reload_class,
20799 s390_secondary_output_reload_class): Functions removed.
20800 (s390_secondary_reload): New function.
20801 (TARGET_SECONDARY_RELOAD): Target macro defined.
20802 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
20803 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
20804 * config/s390/s390.md ("reload_outti", "reload_outdi",
20805 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
20806 "reload_out<mode>"): Expanders removed.
20807 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
20808 "reload<mode>_nonoffmem_out"): Expanders added.
20810 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
20812 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
20813 action if SRC->DEST replacement failed anyway.
20815 2007-03-28 Mike Stump <mrs@apple.com>
20817 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
20818 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
20819 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
20821 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20823 * config.gcc: Accept barcelona as a variant of amdfam10.
20824 * config/i386/i386.c (override_options): Likewise.
20825 * doc/invoke.texi: Likewise.
20827 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
20829 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
20830 offsets for BIT_FIELD_REF and COMPONENT_REF.
20832 2007-03-28 Richard Guenther <rguenther@suse.de>
20834 * tree.c (is_global_var): Move ...
20835 * tree-flow-inline.h (is_global_var): ... here.
20836 * tree.h (is_global_var): Remove declaration.
20838 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
20840 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
20842 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
20843 * config/i386/i386.c (ix86_tune_features): Initialize new
20845 * config/i386/predicates.md (promotable_binary_operator): Use
20846 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
20848 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
20851 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
20853 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
20855 * config/fr30/fr30.md (movsi_internal): Change destination
20856 constraint from m to V and add m to the end.
20858 2007-03-28 Christian Bruel <christian.bruel@st.com>
20860 * config/sh/sh.md (movsi_i): Fix type attribute.
20862 2007-03-28 Christian Bruel <christian.bruel@st.com>
20864 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
20865 (movsf_ie): Likewise.
20867 2007-03-28 Christian Bruel <christian.bruel@st.com>
20869 * config.gcc: Add sh4-300 to multilib.
20870 * config/sh/t-mlib-sh4-300: New file.
20872 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
20874 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
20875 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
20876 fix_trunc<mode>di2.
20877 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
20878 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
20879 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
20880 "fixuns_trunctddi2"): Whitespace fix.
20882 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
20884 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
20885 the definition of struct sh_args.
20886 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
20887 CALL_COOKIE_INT_REG_GET): Likewise.
20889 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
20891 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
20892 transformations are applied successfully.
20894 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
20896 * tree.c (tree_contains_struct): Permit 512 tree codes.
20897 * tree.h (tree_contains_struct): Ditto.
20898 (MAX_TREE_CODES): Ditto.
20899 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
20900 SPARE member to store remaining padding bits.
20902 2007-03-27 Anatoly Sokolov <aesok@post.ru>
20904 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
20907 2007-03-27 Janis Johnson <janis187@us.ibm.com>
20909 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
20910 * configure: Regenerate.
20912 * configure: Regenerate using the correct version of autoconf.
20914 2007-03-27 Anatoly Sokolov <aesok@post.ru>
20916 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
20918 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
20919 regs to "__SP_L__" and "__SP_H__".
20921 2007-03-27 Richard Guenther <rguenther@suse.de>
20923 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
20924 computations with it with a HOST_WIDE_INT variable.
20926 2007-03-26 Mike Stump <mrs@apple.com>
20928 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
20929 objective-c-header, objective-c++-header and objc++-cpp-output
20931 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
20933 2007-03-26 Richard Henderson <rth@redhat.com>
20936 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
20937 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
20938 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
20939 IX86_BUILTIN_PSRLQ128): New.
20940 (ix86_init_mmx_sse_builtins): Add them.
20941 (ix86_expand_builtin): Expand them.
20942 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
20943 operand 2 be TImode.
20944 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
20945 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
20946 _mm_srli_epi64): Mark __B const.
20947 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
20948 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
20949 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
20950 new two-vector shift builtins.
20952 2007-03-26 Ian Lance Taylor <iant@google.com>
20954 PR tree-optimization/31345
20955 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
20956 [+INF, +INF(OVF)] into VARYING.
20958 2007-03-26 Zack Weinberg <zackw@panix.com>
20960 * gengtype-parse.c: New file.
20961 * gengtype-yacc.y: Delete.
20962 * gengtype-lex.l: Don't include gengtype-yacc.h.
20963 Define YY_DECL and yyterminate appropriately for recursive
20964 descent parser. yylval is now a string out-parameter to yylex.
20965 (HWS, EOID): New shorthand.
20966 (IWORD): Add a couple more types.
20967 (yylex): Add a setup stanza. Remove the complex rules for
20968 detecting GTY'ed types and typedefs; replace with simple
20969 keyword detectors. Adjust everything for the changed
20970 definition of yylval. Ignore all pp-directives, not just #define.
20972 (parse_file): Rename yybegin; do not call yyparse.
20974 * gengtype.c (xasprintf): Export again.
20975 (this_file): New. Use everywhere __FILE__ was being used.
20976 (get_lang_bitmap): Special case types defined in gengtype.c.
20977 (do_typedef, new_structure): Suppress definition of certain types.
20978 (new_structure): Improve diagnostics of duplicate definitions.
20979 Make sure location_s is associated with input.h.
20980 (nreverse_pairs, define_location_structures): New functions.
20981 (main): Improve tagging of kludge types. Remove old kludges
20982 for input.h types; use define_location_structures.
20983 * gengtype.h: Update prototypes. Define token codes here.
20984 * Makefile.in: Remove all references to gengtype-yacc.
20985 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
20987 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
20988 add GTY((skip)) to the field that's only conditionally there.
20989 * doc/install.texi: Document that Bison is no longer required
20990 unless building treelang.
20992 * gengtype.c: Don't include gtyp-gen.h.
20993 (srcdir): Declare here.
20994 (base_files, lang_dir_names): Allocate dynamically.
20995 (gt_files, num_gt_files, num_lang_dirs): New globals.
20996 (measure_input_list, read_input_line, read_input_list)
20997 (set_lang_bitmap): New functions.
20998 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
20999 simplify, relying on read_input_list to set up the bitmaps.
21000 (main): Arguments are no longer unused. Check for correct number
21001 of command line arguments, set srcdir and srcdir_len, then call
21002 read_input_list, before doing anything else. No need to worry
21003 about duplicates in main loop.
21004 * configure.ac: Simplify the calculation of all_gtfiles.
21005 Put language tags in there. Don't set or substitute
21006 all_gtfiles_files_langs or all_gtfiles_files_frags.
21007 * Makefile.in: Revamp the way gengtype is invoked, now that it
21008 takes a file on its command line with a much simpler format.
21009 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
21010 (GTFILES): Remove duplicates and C source files.
21011 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
21012 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
21013 * configure: Regenerate.
21015 * gengtype.h: Remove all type definitions to gengtype.c; leave
21016 only definitions of options_p, type_p, and pair_p as opaque
21017 pointers. Update prototypes.
21018 * gengtype.c: Many type definitions moved here from gengtype.h.
21019 Consolidate type definitions at the top of the file.
21020 (xvasprintf): Delete.
21021 (xasprintf): Make static.
21022 (create_nested_pointer_option): Add 'next' parameter.
21023 (create_field_all, create_field_at): New functions.
21024 (create_field): Now a thin wrapper around create_field_all.
21025 (create_optional_field): Rename create_optional_field_ and add
21026 line argument. Original name is now a macro which supplies
21028 (oprintf): Use vsnprintf directly.
21029 (close_output_files): Use fatal rather than perror/exit.
21030 (note_def_vec, note_def_vec_alloc): Use create_field_at.
21031 (main): Set progname. Don't use exit.
21032 * gengtype-yacc.y (struct_fields): Use create_field_at.
21033 (option, optionseqopt): Delete.
21034 (optionseq): Consolidate productions from option here so we
21035 can use the first argument to create_option.
21037 * gengtype-lex.l: Distinguish unions from structures in the
21038 token type. Don't call find_structure; return the tag as a string.
21039 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
21040 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
21041 string. Reorganize typedef_struct production accordingly.
21042 Use create_nested_ptr_option.
21043 * gengtype.c (create_nested_ptr_option): New function.
21044 * gengtype.h: Declare it.
21046 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
21047 (string_type): Don't declare.
21048 (do_scalar_typedef): Declare.
21049 (create_scalar_type): Update prototype.
21050 * gengtype.c (string_type): Make static.
21051 (scalar_nonchar, scalar_char): New.
21052 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
21053 (resolve_typedef): Use scalar_nonchar for error recovery.
21054 (create_scalar_type): Remove name_len field. Return scalar_char
21055 or scalar_nonchar as appropriate.
21056 (adjust_field_type): Look at scalar_is_char boolean to decide whether
21057 to use string_type.
21058 (throughout): Use scalar_nonchar instead of calling
21059 create_scalar_type, whenever possible.
21060 (main): Initialize scalar_char and scalar_nonchar before calling
21062 * gengtype-lex.l: Adjust for removal of second argument to
21063 create_scalar_type. Use yylval.s instead of yylval.t when
21065 * gengtype-yacc.y: Type of SCALAR is string. Call
21066 create_scalar_type from type:SCALAR rule. Adjust for removal of
21067 second argument to create_scalar_type.
21069 * vec.h: Remove all #if IN_GENGTYPE blocks.
21070 Add comment saying that changes may require adjustments to gengtype.
21071 * gengtype.c: Don't include coretypes.h or tm.h.
21072 Add comment to inclusion of errors.h.
21073 (note_def_vec, note_def_vec_alloc): New functions.
21074 * gengtype.h: Declare new functions.
21075 * gengtype-lex.l: Don't include coretypes.h.
21076 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
21078 (update_lineno): Remove unnecessary prototype.
21079 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
21080 (VEC rule): Just return VEC_TOKEN.
21081 * gengtype-yacc.y (VEC_TOKEN): New token type.
21082 (type): Add a production for VEC(a,b).
21083 * Makefile.in: Update dependencies.
21085 * gengtype-lex.l: Remove rules for parsing pointer-to-function
21086 typedefs that use the old PARAMS macro.
21088 * gengtype-lex.l: Remove all rules and states relating to yacc
21090 * gengtype-yacc.y: Similarly.
21091 * gengtype.c (note_yacc_type): Delete function.
21092 * gengtype.h: Update prototypes.
21094 2007-03-26 Joseph Myers <joseph@codesourcery.com>
21096 * tree-pretty-print.c (dump_generic_node): Report precision of
21097 unnamed integer types.
21099 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
21101 * ifcvt.c (noce_try_store_flag_constants): Don't check
21102 no_new_pseudos here.
21103 (noce_try_store_flag_constants): Don't check no_new_pseudos.
21104 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
21105 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
21106 noce_try_sign_mask): Likewise.
21107 (if_convert): Check no_new_pseudos here.
21109 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
21111 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
21112 (noce_get_condition): Handle new then_else_reversed argument.
21113 (noce_init_if_info): Remove, fold into noce_find_if_block.
21114 (noce_process_if_block): Take a struct noce_if_info as the
21115 argument. Don't set up one based on ce_if_info. Update pointer
21116 references accordingly.
21117 (cond_move_process_if_block): Likewise.
21118 (process_if_block): Removed.
21119 (find_if_block): Removed. Move functionality two new functions,
21120 noce_find_if_block and cond_exec_find_if_block.
21121 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
21122 blocks and the symmetric IF-ELSE-JOIN case.
21123 (cond_exec_find_if_block): Also new function mostly based on old
21124 find_if_block and process_if_block.
21125 (find_if_header): Replace find_if_block call with separately
21126 guarded calls to noce_find_if_block and cond_exec_find_if_block.
21127 (find_cond_trap): Update noce_get_condition call.
21128 (dead_or_predicable): Likewise.
21130 2007-03-26 Jakub Jelinek <jakub@redhat.com>
21132 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
21134 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
21135 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
21136 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
21137 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
21138 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
21139 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
21140 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
21141 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
21142 __builtin_ia32_psrad128 builtins.
21144 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
21146 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
21147 * config/i386/constraints.md
21148 (define_constraint "I"): Use IN_RANGE macro.
21149 (define_constraint "J"): Ditto.
21150 (define_constraint "K"): Ditto.
21151 (define_constraint "M"): Ditto.
21152 (define_constraint "N"): Ditto.
21153 (define_constraint "O"): Ditto.
21154 * config/i386/predicates.md
21155 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
21156 (define_predicate "const_0_to_3_operand"): Ditto.
21157 (define_predicate "const_0_to_7_operand"): Ditto.
21158 (define_predicate "const_0_to_15_operand"): Ditto.
21159 (define_predicate "const_0_to_63_operand"): Ditto.
21160 (define_predicate "const_0_to_255_operand"): Ditto.
21161 (define_predicate "const_1_to_31_operand"): Ditto.
21162 (define_predicate "const_2_to_3_operand"): Ditto.
21163 (define_predicate "const_4_to_7_operand"): Ditto.
21165 2007-03-25 David Edelsohn <edelsohn@gnu.org>
21167 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
21168 in SImode for save_world.
21169 * config/rs6000/altivec.md (save_world, restore_world): Convert to
21172 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
21174 PR tree-optimization/30784
21175 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
21178 2007-03-25 Revital Eres <eres@il.ibm.com>
21180 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
21181 Fold movement_possibility function into it.
21183 2007-03-25 David Edelsohn <edelsohn@gnu.org>
21185 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
21186 (load_macho_picbase_{si,di}): Convert to LR hard reg.
21187 (call_indirect_nonlocal_darwin64): Same.
21188 (call_nonlocal_darwin64): Same.
21189 (call_value_indirect_nonlocal_darwin64): Same.
21190 (call_value_nonlocal_darwin64): Same.
21191 (sibcall_nonlocal_darwin64): Same.
21192 (sibcall_value_nonlocal_darwin64): Same.
21193 (sibcall_symbolic_64): Same.
21194 (sibcall_value_symbolic_64): Same.
21195 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
21197 (rs6000_emit_load_toc_table): Same.
21198 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
21199 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
21201 (divss_call): Same.
21202 (divus_call): Same.
21203 (quoss_call): Same.
21204 (quous_call): Same.
21205 (load_toc_v4_pic_si): Same
21206 (load_toc_v4_PIC_1): Same.
21207 (load_toc_v4_PIC_1b): Same.
21208 (call_indirect_aix{32,64}): Same.
21209 (call_value_indirect_aix{32,64}): Same.
21211 (call_value): Same.
21212 (call_local{32,64}): Same.
21213 (call_value_local{32,64}): Same.
21214 (call_indirect_nonlocal_aix{32,64}): Same.
21215 (call_nonlocal_aix{32,64}): Same.
21216 (call_value_indirect_nonlocal_aix{32,64}): Same.
21217 (call_value_nonlocal_aix{32,64}): Same.
21218 (call_indirect_nonlocal_sysv<mode>): Same.
21219 (call_nonlocal_sysv<mode>): Same.
21220 (call_value_indirect_nonlocal_sysv<mode>): Same.
21221 (call_value_nonlocal_sysv<mode>): Same.
21223 (sibcall_local{32,64}): Same.
21224 (sibcall_value_local{32,64}): Same.
21225 (sibcall_nonlocal_aix{32,64}): Same.
21226 (sibcall_value_nonlocal_aix{32,64}): Same.
21227 (sibcall_nonlocal_sysv<mode>): Same.
21228 (sibcall_value): Same.
21229 (sibcall_value_nonlocal_sysv<mode>): Same.
21231 2007-03-24 Paul Brook <paul@codesourcery.com>
21233 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
21234 * config/arm/linux-eabi.h: Remove legacy syscall hack.
21236 2007-03-24 Richard Henderson <rth@redhat.com>
21238 * config/ia64/constraints.md: New file.
21239 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
21240 satisfies_constraint_?.
21241 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
21242 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
21243 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
21244 ia64_output_mi_thunk): Likewise.
21245 (ia64_const_ok_for_letter_p): Remove.
21246 (ia64_const_double_ok_for_letter_p): Remove.
21247 (ia64_extra_constraint): Remove.
21248 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
21249 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
21250 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
21251 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
21252 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
21253 EXTRA_MEMORY_CONSTRAINT): Remove.
21254 * config/ia64/ia64.md: Include constriants.md. Replace
21255 CONST_OK_FOR_? with satisfies_constraint_?.
21257 2007-03-23 Michael Meissner <michael.meissner@amd.com>
21258 H.J. Lu <hongjiu.lu@intel.com>
21260 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
21262 (name macros): Use DPD_BID_NAME to convert names properly.
21264 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
21265 decimal floating point format.
21266 (init_floating_libfuncs): Change decimal functions so that they
21267 have a "bid_" prefix if the decimal system uses the BID format,
21268 and "dpd_" prefix if the decimal system uses the DPD format.
21269 (init_interclass_conv_libfuncs): Ditto.
21270 (init_intraclass_conv_libfuncs): Ditto.
21272 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
21273 using the BID format.
21275 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
21276 whether we are using the BID decimal format.
21277 * configure: Regenerate.
21279 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
21280 the compiler has decimal floating point enabled. Define
21281 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
21284 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
21285 using the BID format.
21287 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
21288 whether we are using the BID decimal format.
21289 * configure: Regenerate.
21291 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
21292 the compiler has decimal floating point enabled. Define
21293 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
21296 * doc/install.texi (--enable-decimal-float): Document BID and DPD
21297 options, and that it is enabled for i386/x86_64 systems.
21299 * Makefile.in (enable_decimal_float): New.
21301 (DECNUMINC): Add -I$(DECNUMFMT).
21302 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
21303 to $(DECNUMFMT) from $(DECNUM).
21305 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
21306 Substitute enable_decimal_float.
21307 * configure: Regenerated.
21310 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
21313 * configure.ac: Enable decimal float for x86_64-*-linux*.
21314 * configure: Regenerated.
21317 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
21318 decimal128ClearSign to flip and clear the sign bit in decimal128.
21319 (decimal_real_maxval): Set decimal128SetSign to set the sign
21322 2007-03-23 Ian Lance Taylor <iant@google.com>
21324 * fold-const.c (fold_binary): Correct warning for X - c >= X.
21326 2007-03-23 Ian Lance Taylor <iant@google.com>
21328 * tree-dump.c (dump_files): Correct comment.
21330 2007-03-23 Ian Lance Taylor <iant@google.com>
21332 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
21334 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
21336 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
21337 in cfglayout mode. Don't go into and out of cfglayout mode.
21338 Link the blocks in the order of the constructed traces.
21339 (rest_of_handle_tracer): Adjust call to tracer.
21340 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
21341 Don't go into cfglayout mode.
21342 (rtl_loop_done): Don't go out of cfglayout mode.
21343 * cfglayout.c (relink_block_chain): New function, split out from...
21344 (fixup_reorder_chain): ...here. Remove redundant checking.
21345 (cfg_layout_finalize): Don't clear the header, footer, and aux
21346 fields here, move the code to do so to relink_block_chain. Likewise
21347 for free_original_copy_tables.
21348 * rtl.h (tracer): Update prototype.
21349 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
21350 Assert we are in cfglayout mode. Don't go into and out of cfglayout
21351 mode. Use relink_block_chain to serialize the CFG according to the
21352 new basic block order. Move targetm.cannot_modify_jumps_p check from
21354 (gate_handle_reorder_blocks): ...to here.
21355 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
21357 (gate_duplicate_computed_gotos): ...to here.
21358 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
21359 something always changes when going into and out of cfglayout mode.
21360 Perform an expensive cfg cleanup while going into cfglayout mode.
21361 Always update liveness information on HAVE_conditional_execution
21362 targets. Reserialize the basic blocks and go out of cfglayout mode.
21363 * reg-stack.c: Include cfglayout.h.
21364 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
21365 the call to reorder_basic_blocks.
21366 * basic-block.h (reorder_basic_blocks): Update prototype.
21367 (relink_block_chain): New prototype.
21368 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
21370 2007-03-23 Joseph Myers <joseph@codesourcery.com>
21372 * config/mips/mips.md (type, hazard, *movdi_32bit,
21373 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
21374 *movhi_internal, *movqi_internal, *movsf_hardfloat,
21375 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
21376 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
21377 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
21379 (movcc): Change first xfer to multi.
21380 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
21381 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
21382 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
21383 config/mips/generic.md: Change reservations using "xfer" to use
21385 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
21386 using match_operand.
21387 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
21388 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
21390 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
21392 2007-03-22 Richard Henderson <rth@redhat.com>
21394 * config/i386/i386.c: Remove unnecessary function declarations.
21395 Move targetm definition, and all related macros, to the end of
21396 the file. Resort some functions to put definitions before uses.
21397 (ix86_attribute_table): Make static. Move to end of file.
21398 (ix86_gimplify_va_arg): Make static.
21400 2007-03-22 Richard Henderson <rth@redhat.com>
21402 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
21403 don't increase local_regparm with force_align_arg_pointer check.
21404 (ix86_function_sseregparm): Assert 32-bit.
21405 (type_has_variadic_args_p): New.
21406 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
21407 type_has_variadic_args_p.
21408 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
21409 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
21410 use memset instead. Do maybe_vaarg check first; skip attribute
21411 tests if true; skip attribute tests for 64-bit.
21412 (construct_container): Remove TARGET_DEBUG_ARG.
21413 (function_arg_advance_32, function_arg_advance_64): Split out ...
21414 (function_arg_advance): ... from here.
21415 (function_arg_32, function_arg_64): Split out ...
21416 (function_arg): ... from here.
21417 (ix86_pass_by_reference): Tidy.
21418 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
21419 (function_value_32): New, from parts of ix86_function_value
21420 and ix86_value_regno.
21421 (function_value_64): New, from parts of ix86_function_value
21422 and ix86_libcall_value.
21423 (ix86_function_value_1): New.
21424 (ix86_function_value, ix86_libcall_value): Use it.
21425 (return_in_memory_32, return_in_memory_64): Split out ...
21426 (ix86_return_in_memory): ... from here.
21427 (ix86_struct_value_rtx): Skip for 64-bit.
21428 (ix86_libcall_value, ix86_value_regno): Remove.
21429 (setup_incoming_varargs_64): Split out ...
21430 (ix86_setup_incoming_varargs): ... from here.
21431 (ix86_va_start): Remove TARGET_DEBUG_ARG.
21432 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
21433 * config/i386/i386-protos.h (ix86_function_value): Remove.
21434 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
21436 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21439 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
21440 infinities not supported, otherwise emit warning if -Woverflow. On
21441 underflow, emit warning if -Woverflow.
21442 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
21444 * real.h (real_from_string): Update declaration
21446 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
21447 Richard Henderson <rth@redhat.com>
21449 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
21450 * calls.c (compute_argument_block_size, expand_call,
21451 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
21452 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
21453 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
21454 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
21455 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
21456 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
21457 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
21458 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
21461 2007-03-22 Joseph Myers <joseph@codesourcery.com>
21463 * c-incpath.c (add_sysroot_to_chain): New.
21464 (merge_include_chains): Add sysroot argument. Call
21465 add_sysroot_to_chain if sysrooted.
21466 (register_include_chains): Update call to merge_include_chains.
21467 * doc/cppopts.texi: Document use of '=' in include directory
21470 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
21472 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
21473 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
21474 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
21475 insn pattern using X87MODEF12 mode macro.
21477 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
21479 * regmove.c (regmove_optimize): Use reg_mentioned_p
21480 instead of reg_overlap_mentioned_p for DST.
21482 2007-03-21 Mike Stump <mrs@apple.com>
21484 * c.opt: Fixup for Objective-C/C++.
21486 2007-03-21 Steve Ellcey <sje@cup.hp.com>
21488 * explow.c (convert_memory_address): Fold memory reference when
21489 POINTERS_EXTEND_UNSIGNED < 0
21491 2007-03-21 Richard Henderson <rth@redhat.com>
21494 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
21495 * config/i386/mmintrin.h (__m64): Likewise.
21496 * config/i386/xmmintrin.h (__m128): Likewise.
21498 2007-03-21 Richard Sandiford <richard@codesourcery.com>
21500 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
21501 (VXWORKS_OS_CPP_BUILTINS): Define.
21502 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
21503 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
21505 2007-03-21 Richard Sandiford <richard@codesourcery.com>
21507 * rtl.h (constant_pool_reference_p): Delete.
21508 (find_constant_src): Declare.
21509 * rtlanal.c (find_constant_src): New function.
21510 * simplify-rtx.c (constant_pool_reference_p): Delete.
21511 * config/i386/i386.md: Use find_constant_src instead of
21512 constant_pool_reference_p/avoid_constant_pool_reference pairs.
21514 2007-03-21 Richard Sandiford <richard@codesourcery.com>
21516 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
21517 * c-cppbuiltin.c (c_cpp_builtins): Define them.
21519 2007-03-20 Mark Mitchell <mark@codesourcery.com>
21521 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
21522 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
21523 (arm_elf_asm_constructor): Use it.
21524 (arm_elf_asm_destructor): New function.
21526 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
21528 * jump.c (mark_jump_label): Treat SEQUENCE specially.
21530 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
21532 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
21534 2007-03-19 Andrew Haley <aph@redhat.com>
21536 PR tree-optimization/31264
21537 * tree-vrp.c (register_edge_assert_for_1): Don't look though
21538 VIEW_CONVERT_EXPRs.
21540 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
21542 PR rtl-optimization/30907
21543 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
21544 (fwprop_init): Always call loop_optimizer_initialize.
21545 (fwprop_done): Always call loop_optimizer_finalize.
21546 (fwprop): We always have loop info now.
21547 (gate_fwprop_addr): Remove.
21548 (pass_fwprop_addr): Use gate_fwprop as gate.
21550 PR rtl-optimization/30841
21551 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
21552 df_chain_alloc): Call df_reorganize_refs unconditionally.
21553 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
21554 refs_organized to refs_organized_size.
21555 (df_ref_create_structure): Use refs_organized_size instead of
21556 bitmap_size if refs had been organized, and keep refs_organized_size
21558 * df.h (struct df_ref_info): Change refs_organized to
21559 refs_organized_size.
21560 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
21563 2007-03-19 Mark Mitchell <mark@codesourcery.com>
21565 * except.c (output_function_exception_table): Do not reference the
21566 EH personality routine for functions that do not require an
21569 2007-03-20 Jakub Jelinek <jakub@redhat.com>
21572 * c-typeck.c (convert_for_assignment): Call comptypes for
21573 RECORD_TYPE or UNION_TYPE.
21575 PR inline-asm/30505
21576 * reload1.c (reload): Do invalid ASM checking after
21577 cleanup_subreg_operands.
21579 2007-03-19 Jeff Law <law@redhat.com>
21581 * tree-cfg.c (find_taken_edge): Tighten conditions for
21582 optimizing computed gotos.
21584 2007-03-19 Michael Matz <matz@suse.de>
21586 * builtins.c (expand_builtin_sync_operation,
21587 expand_builtin_compare_and_swap,
21588 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
21591 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
21592 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
21595 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21597 * doc/tm.texi: Add brackets around the return type of
21598 TARGET_SECONDARY_RELOAD.
21600 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
21601 Richard Guenther <rguenther@suse.de>
21603 PR tree-optimization/31254
21604 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
21605 Use handled_component_p () where appropriate. Continue
21606 propagating into the rhs if we propagated into an INDIRECT_REF
21609 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21611 * config/s390/s390.md (op_type attribute): RRR instruction type added.
21612 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
21613 (xde, xdee): Mode attributes adjusted to support DFP modes.
21614 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
21615 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
21616 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
21617 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
21618 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
21619 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
21620 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
21622 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
21623 "movsf"): Insn definitions removed.
21624 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
21625 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
21626 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
21628 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
21629 "reload_in<mode>", "reload_out<mode>"): Expander added.
21630 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
21633 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21635 * config/s390/s390.md: Only non-functional changes. Renamed
21636 FPR mode macro to BFP all over the file.
21638 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21640 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
21641 (op_type attribute): RRF instruction type added.
21642 (fT0): New mode attribute.
21643 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
21644 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
21645 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
21646 instruction no secondary memory is needed when moving DFmode values
21647 between GPRs and FPRs.
21649 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21651 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
21652 inverted and documentation adjusted.
21653 ("mhard-dfp", "msoft-dfp"): New options.
21654 * config/s390/s390.c (s390_handle_arch_option): New architecture
21656 (override_options): Sanity checks for the new options added.
21657 * config.gcc: New architecture switch: z9-ec.
21658 * config/s390/s390.h (processor_flags): PF_DFP added.
21659 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
21660 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
21661 when the bit is NOT set so remove it from the defaults.
21663 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
21665 * genemit.c (main): Print include statement for dfp.h.
21666 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
21669 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
21671 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
21673 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
21676 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
21677 instead of PATTERN.
21679 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21681 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
21682 attr_length_call, output_call, output_indirect_call): Cleanup
21683 formatting of targetm calls.
21685 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
21687 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
21689 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21691 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
21692 reservation, bypass and anti-bypass descriptions for these
21693 instructions. Update move patterns.
21694 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
21697 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
21699 * tree-vect-transform.c (get_initial_def_for_induction): Replace
21700 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
21701 (get_initial_def_for_reduction): Likewise.
21703 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
21705 Fix PR tree-optimization/29922
21706 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
21707 (get_representative): Removed.
21708 (value_dies_in_block_x): Update for rvuse removal.
21709 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
21710 (compute_antic_aux): Handle when PHI nodes appear in
21711 non-single-successors.
21712 (dump_bitmap_of_names): Removed.
21713 (compute_antic_safe): Renamed and removed rvuse calculation.
21714 Calculate only antic safe.
21715 (insert_into_preds_of_block): Remove assert.
21716 (execute_pre): Update for renamed functions.
21717 (defer_or_phi_translate_block): New function.
21719 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
21721 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
21722 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
21724 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
21725 Follow spelling conventions.
21727 * tree-data-ref.h: Remove the prototype for analyze_array.
21729 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
21731 PR tree-optimization/31041
21732 * tree-vect-transform.c (get_initial_def_for_induction): Call
21733 force_gimple_operand.
21735 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
21737 * ipa-type-escape.c (look_for_casts) : Revert code to use
21738 handled_component_p due to ada test a-numaux.adb.
21740 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
21742 * final.c (final_scan_insn): Alter the condition of a
21743 conditional trap if we have nonstandard CC.
21745 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
21747 * configure.ac: Remove excess quoting from asm line 0 test.
21748 * configure: Rebuilt.
21750 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21752 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
21753 * c-common.c (convert_and_check): Move warning logic to...
21754 (warnings_for_convert_and_check): ...here. Define.
21755 * c-common.h (warnings_for_convert_and_check): Declare.
21757 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21759 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
21760 (output_call): Likewise.
21762 2007-03-16 Richard Sandiford <richard@codesourcery.com>
21764 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
21766 2007-03-16 Richard Sandiford <richard@codesourcery.com>
21768 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
21770 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
21772 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
21773 opteron, athlon-64 and athlon-fx processor_alias_table entries.
21775 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
21777 PR tree-optimization/31183
21778 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
21779 Use double_int instead of unsigned int for representing access_strides.
21780 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
21782 2007-03-16 Richard Guenther <rguenther@suse.de>
21784 PR tree-optimization/31146
21785 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
21786 to allow recursion of forward_propagate_addr_expr.
21787 (forward_propagate_addr_into_variable_array_index): Likewise.
21788 (forward_propagate_addr_expr): Likewise.
21789 (tree_ssa_forward_propagate_single_use_vars): Likewise.
21790 (forward_propagate_addr_expr_1): Recurse on simple copies
21791 instead of propagating into them. Do so for useless conversions
21793 (forward_propagate_addr_expr): Clean up unused statements after
21796 2007-03-16 Richard Guenther <rguenther@suse.de>
21798 * builtins.c (expand_builtin_cexpi): Use the right argument
21799 for the expansion via cexp.
21801 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
21803 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
21804 * configure: Rebuilt.
21806 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
21809 * dwarf2out.c (force_type_die): Adjust comment.
21810 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
21812 2007-03-15 DJ Delorie <dj@redhat.com>
21814 * config/frv/predicates.md (minmax_operator): Don't check operands
21817 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
21819 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
21820 Update constant estimates of number of iterations.
21821 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
21822 argument renamed to "realistic".
21823 (compute_estimated_nb_iterations): Removed.
21824 (record_niter_bound): New function.
21825 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
21826 call record_nonwrapping_iv with upper = false.
21827 (infer_loop_bounds_from_signedness): Pass upper argument to
21828 record_nonwrapping_iv.
21829 (estimate_numbers_of_iterations_loop): Do not call
21830 compute_estimated_nb_iterations. Record estimate based on profile
21831 information. Initialize the constant estimates of number of
21833 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
21835 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
21836 number of iterations is too small.
21837 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
21838 (EST_NOT_AVAILABLE): Removed.
21839 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
21840 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
21843 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
21845 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
21846 Handle NE_EXPR guards.
21848 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21851 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
21852 Set also -pedantic-errors by default for the preprocessor unless
21853 -fpermissive is given.
21855 2007-03-15 Richard Guenther <rguenther@suse.de>
21857 PR middle-end/29719
21858 PR middle-end/31161
21859 * builtins.c (expand_builtin_cexpi): As a fallback if we
21860 don't have builtins for sincos or cexp create a function
21861 declaration for cexp and expand to a call to that.
21862 (expand_builtin_int_roundingfn): Always fall
21863 back to floor/ceil and its variants even if they may be
21866 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
21868 PR middle-end/31159
21869 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
21870 jump tables, move the call to delete_dead_jumptables from here...
21871 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
21872 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
21873 don't allow merging of blocks that try_redirect_by_replacing_jump
21874 also does not handle when not optimizing.
21876 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
21877 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21879 * config/i386/i386.md (x86_sahf_1): Correctly handle
21882 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
21885 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
21886 x86_64_general_operand as operand[2] predicate. Remove "iF"
21887 from operand constraints and use "e" constraint instead.
21888 (*subti3_1, *subti3_1 splitter): Ditto.
21889 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
21890 operand[1] predicate.
21892 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
21894 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
21895 arrays, multiply the access strides by the size of the sub-array.
21896 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
21898 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
21900 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
21901 the configured assembler supports the sahf mnemonic.
21902 * configure: Regenerate.
21903 * config.in: Regenerate.
21905 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
21906 emit "sahf" or ".byte\t0x9e" as asm template.
21908 2007-03-14 Michael Meissner <michael.meissner@amd.com>
21911 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
21912 option to replace hard coded TARGET_xxx in md file.
21913 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
21914 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
21915 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
21916 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
21917 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
21918 (X86_TUNE_NOT_VECTORMODE): Ditto.
21919 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
21920 (TUNE_AVOID_VECTOR_DECODE): Ditto.
21921 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
21922 (TUNE_SLOW_IMUL_IMM8): Ditto.
21923 (TUNE_MOVE_M1_VIA_OR): Ditto.
21924 (TUNE_NOT_UNPAIRABLE): Ditto.
21925 (TUNE_NOT_VECTORMODE): Ditto.
21927 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
21930 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
21931 tuning options instead of hard coded TARGET_xxx.
21932 (fix ssemode peephole2's): Ditto.
21933 (imul peephole2's): Ditto.
21935 (movdi_or_rex64): Ditto.
21936 (move peephole2): Ditto.
21937 (not peephole2's): Ditto.
21939 2007-03-14 Dirk Mueller <dmueller@suse.de>
21941 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
21942 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
21943 * c-parser.c (c_parser_if_body): Always add an empty statement in case
21945 * c-parser.c (c_parser_do_statement): Warn about empty body in
21946 do/while statement.
21947 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
21948 * doc/invoke.texi (-Wempty-body): Update documentation.
21950 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21953 * c-common.h (warn_for_div_by_zero): Declare.
21954 * c-common.c (warn_for_div_by_zero): Define.
21955 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
21958 2007-03-14 Richard Sandiford <richard@codesourcery.com>
21960 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
21961 to PREFIX and STANDARD_PREFIX.
21963 2007-03-14 Richard Sandiford <richard@codesourcery.com>
21964 Phil Edwards <phil@codesourcery.com>
21966 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
21967 (__gthread_once_t): Remove busy field for RTPs.
21968 (__GTHREAD_ONCE_INIT): Update accordingly.
21970 2007-03-14 Richard Sandiford <richard@codesourcery.com>
21972 * doc/invoke.texi: Document VxWorks options.
21974 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
21976 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
21978 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
21980 PR tree-optimization/30590
21981 * tree-nrv.c (tree_nrv): Check for the partial update of the
21984 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
21986 * flags.h (flag_random_seed): Remove declaration, in favor of...
21987 * toplev.h (get_random_seed, set_random_seed): ... these.
21988 * tree.c (get_file_function_name): Use the former.
21989 * opts.c (common_handle_option): Use the latter.
21992 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
21994 PR middle-end/31127
21995 * cse.c (cse_find_path): Do not bail out if a basic block that
21996 we already visited now becomes part of a path that starts at a
21997 different basic block. Just disallow this, to make sure we
21998 visit each basic block at most once.
22000 2007-03-13 Jan Hubicka <jh@suse.cz>
22002 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
22003 attributes, when profile esitmate is present, calls with very low
22004 frequency are cold.
22006 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
22008 PR tree-optimization/30730
22009 PR tree-optimization/26900
22010 * tree-ssa-loop-niter.c: Include gmp.h.
22011 (bounds): New type.
22012 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
22013 split_to_var_and_offset, determine_value_range,
22014 bound_difference_of_offsetted_base, refine_bounds_using_guard,
22015 bound_difference, bounds_add, bounds_negate,
22016 number_of_iterations_ne_max, dump_affine_iv): New functions.
22017 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
22018 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
22019 difference of initial and final value of control iv to validate
22021 (number_of_iterations_cond): Add loop parameter. Determine bounds
22022 on the difference of the extremes of the control iv. Add dumps.
22023 (expand_simple_operations): Handle phi nodes.
22024 (simplify_using_initial_conditions): Do not record used conditions.
22025 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
22026 Do not set additional_info.
22027 (implies_nonnegative_p, implies_ge_p): Removed.
22028 (derive_constant_upper_bound): Do not use parameter `additional'.
22029 (record_estimate): Parameter `additional' removed. Parameter
22030 `i_bound' added. Do not call derive_constant_upper_bound.
22031 (record_nonwrapping_iv): Use derive_constant_upper_bound to
22032 bound the number of iterations estimate.
22033 (estimate_numbers_of_iterations_loop): Pass the estimate from
22034 the number of iterations analysis to record_estimate.
22035 * tree.h (multiple_of_p): Declare.
22036 * tree-scalar-evolution.c (expression_expensive_p): Removed.
22037 (scev_const_prop): Do not check expression_expensive_p.
22038 * fold-const.c (multiple_of_p): Exported.
22039 * double-int.c (double_int_mask): Exported.
22040 * double-int.h (double_int_mask): Declare.
22041 * tree-flow.h (struct tree_niter_desc): Removed additional_info
22042 field. Added max field.
22044 2007-03-13 David Taylor <taylor@candd.org>
22047 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
22050 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22053 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
22054 two unamed patterns.
22056 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
22058 * config/i386/i386.opt (mcx16, msahf): New options.
22059 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
22060 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
22062 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
22063 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
22064 Output -mcx16 and -msahf options when corresponding bit is set.
22066 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
22067 and -msahf options.
22069 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
22071 * configure.ac: Test for assembler tolerance to # 0 "".
22072 * configure, config.in: Rebuilt.
22073 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
22075 2007-03-13 Geoffrey Keating <geoffk@apple.com>
22077 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
22079 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
22080 (handle_syscall): Handle direct system calls.
22081 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
22083 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
22085 * doc/invoke.texi: Fix cpp.info cross-reference.
22086 * doc/passes.texi: Fix gcc.info cross-reference.
22088 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
22090 PR tree-optimization/30835
22091 * lambda-code.c (can_convert_to_perfect_nest): Check whether
22092 bb_for_stmt is not NULL before accessing it.
22094 2007-03-12 Joseph Myers <joseph@codesourcery.com>
22096 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
22099 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
22102 * doc/install.texi: Document --enable-stage1-languages
22104 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
22106 * tree-pass.h (pass_into_cfg_layout_mode,
22107 pass_outof_cfg_layout_mode): Declare.
22108 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
22109 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
22110 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
22111 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
22113 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
22115 * c-decl.c (warn_variable_length_array): New function.
22116 Refactored from grokdeclarator to handle warn_vla
22117 and handle unnamed array case.
22118 (grokdeclarator): Refactored VLA warning case.
22119 * c.opt (Wvla): New flag.
22120 * doc/invoke.texi (Wvla): New warning.
22122 2007-03-12 Richard Henderson <rth@redhat.com>
22124 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
22125 (TARGET_SECTION_TYPE_FLAGS): New.
22127 2007-03-12 Richard Henderson <rth@redhat.com>
22129 * config/darwin.c (machopic_reloc_rw_mask): New.
22130 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
22131 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
22133 2007-03-12 Mark Mitchell <mark@codesourcery.com>
22135 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
22136 * cppdefault.h (cpp_PREFIX): Document.
22137 (cpp_PREFIX_len): Likewise.
22138 (cpp_EXEC_PREFIX): New variable.
22139 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
22140 * c-incpath.c (add_standard_paths): Correct logic for relocating
22141 paths within prefix.
22143 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
22145 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
22146 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
22148 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
22149 fix_truncdfdi_sse using SSEMODEF mode macro.
22150 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
22151 fix_truncdfsi_sse using SSEMODEF mode macro.
22152 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
22153 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
22155 2007-03-12 Richard Sandiford <richard@codesourcery.com>
22157 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
22158 elfos.h to tm_file.
22160 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
22162 * tree.h : Add multiple_of_p declaration.
22163 * fold-const.c (multiple_of_p): Make multiple_of_p public.
22164 * ipa-type-escape.c (results_of_malloc): Redundant.
22165 (visited_stmts): New. Visited stmt for walk_use_def_chains.
22166 (cast_type): Extended with new members.
22167 (check_cast): Returns cast_type.
22168 (cast): New structure for data of walk_use_def_chains.
22169 (is_malloc_result, is_cast_from_non_pointer_1,
22170 is_cast_from_non_pointer,
22171 is_array_access_through_pointer_and_index): New functions.
22172 (look_for_casts): Returns cast types.
22173 (check_call): Returns void.
22174 (okay_pointer_operation): Use support of pointer plus index,
22175 pointer plus constant and allow all multiplications.
22177 2007-03-11 Richard Guenther <rguenther@suse.de>
22179 PR tree-optimization/31115
22180 * tree-vrp.c (extract_range_from_binary_expr): Make sure
22181 the shift count is positive and non-anti-range for RSHIFT_EXPR.
22182 A shift count of zero is not special as with *_DIV_EXPR.
22183 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
22186 2007-03-11 Ian Lance Taylor <iant@google.com>
22188 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
22189 the *_DIV_EXPR codes correctly with overflow infinities.
22191 2007-03-11 Ira Rosen <irar@il.ibm.com>
22193 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
22194 indicate success/failure of the analysis. Add negation to subtrahend
22195 in case of subtraction. Fail if both operands contain constants.
22196 (create_data_ref): Fail if analyze_offset fails.
22198 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
22200 * config/i386/i386.md (frndintxf2): Rename to ...
22201 (rintxf2): ... this. Remove expander having same name.
22202 (rintsf2, rintdf2): Implement using SSEMODEF macro.
22203 (roundsf2, rounddf2): Ditto.
22204 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
22205 (lround<mode>di2, lround<mode>si2): Ditto.
22207 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
22209 * lower-subreg.c: Include except.h.
22210 (decompose_multiword_subregs): Verify that the only control flow
22211 insns we can split are loads to multi-words pseudos.
22212 Handle breaking such blocks after splitting, instead of calling
22213 find_many_sub_basic_blocks.
22215 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
22216 on the new basic block. Add a lengthy comment explaining why we
22217 thought this was necessary.
22218 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
22220 2007-03-10 Mark Mitchell <mark@codesourcery.com>
22223 * tree.c (walk_type_fields): Recurse into the element type of
22224 ARRAY_TYPEs if there is a pointer set.
22226 2007-03-10 Dirk Mueller <dmueller@suse.de>
22228 * c-common.c (warn_logical_operator): Fix condition.
22230 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
22232 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
22234 * config/darwin.c (machopic_select_section): Remove superfluous
22235 argument in call to categorize_decl_for_section. Remove unused
22238 2007-03-10 Joseph Myers <joseph@codesourcery.com>
22240 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
22242 * configure: Regenerate.
22244 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
22247 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
22248 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
22249 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
22250 Add LABEL_NUSES to emitted label.
22251 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
22252 branch probability value to emitted jump insn.
22253 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
22254 Do not check life information and do not re-arrange input operands
22255 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
22257 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
22259 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
22260 the change of decode_asm_operands.
22262 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
22264 * mode-switching.c (create_pre_exit): Skip blockage insn.
22266 2007-03-09 Diego Novillo <dnovillo@redhat.com>
22268 * tree-pass.h (TODO_update_smt_usage): Remove.
22270 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
22274 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22276 * pa.c (attr_length_call): Revise condition for long
22277 pc-relative branch.
22278 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
22279 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
22280 sequence on SOM target.
22282 2007-03-09 Geoffrey Keating <geoffk@apple.com>
22284 * gcc.c: Document %{, in big comment at top.
22285 (input_suffix_matches): Remove special handling for .s and
22287 (input_spec_matches): New.
22288 (handle_braces): Handle %{,.
22289 (validate_switches): ',' indicates a value which is not a switch.
22290 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
22291 to detect assembler input.
22292 * config/i386/sol2.h (CPP_SPEC): Likewise.
22293 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
22294 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
22295 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
22296 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
22297 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
22298 -m64 causes deployment target to default to 10.5.
22299 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
22301 2007-03-09 Richard Henderson <rth@redhat.com>
22304 * target.h (targetm.asm.out.reloc_rw_mask): New.
22305 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
22306 (TARGET_ASM_OUT): Use it.
22307 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
22308 * varasm.c (categorize_decl_for_section): Remove shlib argument;
22309 use the new reloc_rw_mask target hook instead.
22310 (default_section_type_flags_1): Merge into...
22311 (default_section_type_flags): ... here.
22312 (decl_readonly_section_1): Merge into...
22313 (decl_readonly_section): ... here.
22314 (default_elf_select_section_1): Merge into...
22315 (default_elf_select_section): ... here.
22316 (default_unique_section_1): Merge into...
22317 (default_unique_section): ... here.
22318 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
22319 (default_select_rtx_section): Use it.
22320 (default_elf_select_rtx_section): Likewise.
22321 * output.h: Update to match.
22322 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
22323 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
22324 (TARGET_ASM_RELOC_RW_MASK): New.
22325 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
22326 to categorize_decl_for_section.
22327 (x86_64_elf_unique_section): Likewise.
22328 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
22329 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
22330 (TARGET_ASM_RELOC_RW_MASK): New.
22331 * config/ia64/ia64.c (ia64_rwreloc_select_section,
22332 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
22333 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
22334 (TARGET_RWRELOC): Remove.
22335 (ia64_section_type_flags): Adjust call to default_section_type_flags.
22336 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
22337 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
22338 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
22339 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
22340 (rs6000_xcoff_select_section): Use decl_readonly_section.
22341 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
22342 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
22343 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
22344 (TARGET_SECTION_TYPE_FLAGS): Remove.
22345 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
22347 2007-03-09 Roger Sayle <roger@eyesopen.com>
22349 * fold-const.c (fold_comparison): Remove compile-time evaluation of
22350 complex constant equality/inequality comparisons for here.
22351 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
22352 known at compile-time or can be simplified to a scalar comparison.
22353 (fold_relational_const): Move compile-time evaluation of complex
22354 constant equality/inequality comparisons to here.
22356 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
22358 PR rtl-optimization/30643
22359 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
22361 (fold_rtx): Recurse, like before 2006-11-03.
22363 2007-03-09 DJ Delorie <dj@redhat.com>
22365 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
22368 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
22370 PR tree-optimization/30375
22371 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
22372 LHS of statements is not the same.
22373 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
22375 2007-03-09 Chao-ying Fu <fu@mips.com>
22377 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
22379 * doc/invoke.texi (-mdspr2): Document new option.
22380 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
22381 New unspec for DSP REV 2.
22382 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
22383 these instructions are extended in DSP REV 2.
22384 (mips-dspr2.md): Include.
22385 * config/mips/mips.opt (mdspr2): New option.
22386 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
22387 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
22388 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
22389 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
22390 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
22391 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
22392 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
22394 (bdesc_map): Add one field of unsupported_target_flags.
22395 (bdesc_arrays): Update entries to have extra fields. Add
22397 (mips_init_builtins): Initialize new function types.
22398 Check unsupported_target_fileds to filter out builtins.
22399 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
22401 (ASM_SPEC): Pass mdspr2 to the assembler.
22402 * config/mips/mips-dspr2.md: New file.
22404 2007-03-09 Sa Liu <saliu@de.ibm.com>
22406 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
22408 2007-03-09 Ian Lance Taylor <iant@google.com>
22410 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
22411 argument) like -Wstrict-overflow=2.
22412 * doc/invoke.texi (Warning Options): Update documentation.
22414 2007-03-09 Dirk Mueller <dmueller@suse.de>
22417 * doc/invoke.texi (-Wlogical-op): Document.
22418 * common.opt (-Wlogical-op): New.
22419 * c-common.h (warn_logical_operator): Declare.
22420 * c-common.c (warn_logical_operator): Define.
22421 * c-typeck.c (parser_build_binary_op): Call
22422 warn_logical_operator.
22424 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
22426 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
22427 * final.c (final_scan_insn): Test for non-"" file name.
22429 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
22431 * doc/loop.texi: Document the Omega linear constraints solver.
22432 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
22433 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
22434 omega-hash-table-size, omega-max-keys, and
22435 omega-eliminate-redundant-constraints.
22436 * tree-pass.h (pass_check_data_deps): Declared.
22439 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
22440 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
22441 pass_check_data_deps): New.
22442 * tree-data-ref.c (init_data_ref): Remove declaration.
22443 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
22444 (analyze_array): Renamed init_array_ref, move up initializations.
22445 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
22446 Removed arguments that are set to NULL.
22447 (analyze_indirect_ref): Correct indentation, correct call to
22449 (object_analysis): Call init_array_ref instead of analyze_array.
22450 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
22451 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
22452 of DR_ACCESS_FNS_ADDR.
22453 (init_omega_eq_with_af, omega_extract_distance_vectors,
22454 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
22455 ddr_consistent_p): New.
22456 (compute_affine_dependence): Check consistency of ddrs when
22457 flag_check_data_deps is passed.
22458 (analyze_all_data_dependences): Uncomment.
22459 (tree_check_data_deps): New.
22460 * tree-data-ref.h: Include omega.h.
22461 (DR_ACCESS_FNS_ADDR): Removed.
22462 (data_dependence_relation): Add inner_loop.
22463 (DDR_INNER_LOOP): New.
22464 * common.opt (fcheck-data-deps): New.
22465 * tree-flow.h (tree_check_data_deps): Declare.
22466 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
22467 (OBJS-common): Depend on omega.o.
22469 * passes.c (pass_check_data_deps): Scheduled.
22470 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
22471 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
22472 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
22473 PARAM_VECT_MAX_VERSION_CHECKS,
22474 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
22476 2007-03-09 Richard Guenther <rguenther@suse.de>
22478 PR tree-optimization/30904
22479 PR middle-end/31058
22480 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
22481 the same way as *_DIV_EXPR.
22483 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
22485 * recog.c (decode_asm_operands): No mixed declarations and code.
22487 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
22489 * rtl.def (ASM_INPUT): Add location.
22490 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
22491 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
22492 (decode_asm_operands): Add loc operand.
22493 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
22494 * stmt.c (expand_asm): Rename to...
22495 (expand_asm_loc): ... this. Add locus argument. Pass it on to
22496 gen_rtx_ASM_INPUT_loc.
22497 (expand_asm_expr): Adjust.
22498 * recog.c (decode_asm_operands): Add loc operand.
22499 (check_asm_operands, extract_insn): Adjust.
22500 * reload1.c (maybe_fix_stack_asms): Likewise.
22501 * final.c (asm_insn_count): Likewise.
22502 (final_scan_insn): Output # line before and after asm.
22504 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
22506 * tree-ssa-structalias.c (variable_info): Remove
22508 (new_var_info): Ditto.
22509 (shared_bitmap_info_t): New structure.
22510 (shared_bitmap_table): New variable.
22511 (shared_bitmap_hash): New function.
22512 (shared_bitmap_eq): Ditto
22513 (shared_bitmap_lookup): Ditto.
22514 (shared_bitmap_add): Ditto.
22515 (merge_smts_into): Change to take bitmap directly.
22516 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
22517 (init_alias_vars): Init shared bitmap hashtable.
22518 (delete_points_to_sets): Delete shared bitmap hashtable.
22519 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
22520 is_aliased removal as a change that was still necessary was
22523 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
22525 * config/i386/i386.h (override_options): Conditionally disable
22526 x86_sahf for 64bit targets only.
22528 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
22531 * c-decl.c (merge_decls): Don't call make_var_volatile.
22532 * varasm.c (make_var_volatile): Remove.
22533 * output.h (make_var_volatile): Remove.
22535 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
22537 PR tree-optimization/31085
22538 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
22540 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22542 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
22543 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
22544 ATTR_CONST_NOTHROW_LIST.
22546 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
22549 2007-03-08 Diego Novillo <dnovillo@redhat.com>
22551 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
22553 2007-03-08 Geoffrey Keating <geoffk@apple.com>
22556 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
22558 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
22559 passed, use shared libgcc.
22561 2007-03-08 Roger Sayle <roger@eyesopen.com>
22563 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
22564 instead of calling build2 with a GIMPLE_MODIFY_STMT.
22565 (honor_protect_cleanup_actions, lower_try_finally_switch):
22567 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
22568 ifc_temp_var): Likewise.
22569 * tree-inline.c (setup_one_parameter): Likewise.
22570 * tree-mudflap.c (mf_decl_cache_locals,
22571 mf_build_check_statement_for): Likewise.
22572 * tree-nested.c (init_tmp_var, save_tmp_var,
22573 finalize_nesting_tree_1): Likewise.
22574 * tree-outof-ssa.c (insert_copy_on_edge,
22575 insert_backedge_copies): Likewise.
22576 * tree-profile.c (tree_gen_edge_profiler,
22577 tree_gen_ic_profiler): Likewise.
22578 * tree-scalar-evolution.c (scev_const_prop): Likewise.
22579 * tree-sra.c (sra_build_assignment): Likewise.
22580 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
22581 * tree-ssa-math-opts.c (insert_reciprocals,
22582 execute_cse_sincos_1): Likewise.
22583 * tree-tailcall.c (adjust_accumulator_values,
22584 adjust_return_value): Likewise.
22585 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
22586 * tree-vect-transform.c (vect_create_data_ref_ptr,
22587 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
22588 vect_create_epilog_for_reduction, vectorizable_reduction,
22589 vectorizable_call, vectorizable_conversion,
22590 vectorizable_assignment, vectorizable_operation,
22591 vectorizable_type_demotion, vect_gen_widened_results_half,
22592 vect_permute_store_chain, vectorizable_store,
22593 vect_setup_realignment, vect_permute_load_chain,
22594 vectorizable_load, vectorizable_condition,
22595 vect_create_cond_for_align_checks): Likewise.
22596 * tree-vrp.c (build_assert_expr_for): Likewise.
22598 2007-03-08 Ian Lance Taylor <iant@google.com>
22600 * tree-vrp.c: Include "intl.h".
22601 (usable_range_p): New static function.
22602 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
22603 overflowed values, juts set *strict_overflow_p.
22604 (compare_values): Only return -2 if one of the operands is not a
22606 (compare_ranges): Call usable_range_p.
22607 (compare_range_with_value): Likewise.
22608 (vrp_evaluate_conditional_warnv): Rename from
22609 vrp_evaluate_conditional. Make static. Change all callers.
22610 (vrp_evaluate_conditional): New function.
22611 (simplify_div_or_mod_using_ranges): Issue warning about reliance
22612 on signed overflow.
22613 (simplify_abs_using_ranges): Likewise.
22614 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
22615 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
22616 within_stmt parameter.
22617 * tree-ssa-propagate.c (fold_predicate_in): Update call to
22618 vrp_evaluate_conditional.
22619 * tree-ssa-threadedge.c
22620 (record_temporary_equivalences_from_stmts_at_dest): Change
22621 simplify parameter to take a second tree parameter.
22622 (simplify_control_stmt_condition): Likewise.
22623 (thread_across_edge): Likewise.
22624 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
22625 (thread_across_edge): Likewise.
22626 * Makefile.in (tree-vrp.o): Depend upon intl.h.
22628 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
22630 * config/i386/i386.h (TARGET_SAHF): New define.
22631 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
22632 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
22633 (x86_sahf): New global variable.
22634 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
22635 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
22636 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
22637 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
22639 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
22640 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
22641 when expanding fcomi/sahf based tests.
22642 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
22643 expanding sahf based alternative. Emit sahf based sequence when
22644 optimizing for code size.
22645 * config/i386/i386.md (x86_sahf_1): Do not disable for
22646 TARGET_64BIT, enable for TARGET_SAHF.
22648 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
22650 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
22651 spurious whitespace from error message.
22653 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
22656 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
22658 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
22660 * c-decl.c (grokdeclarator): Disable warnings for anonymous
22662 * tree-sra.c (instantiate_element): Propagate disabled warnings
22663 from the element itself to the created variable.
22665 2007-03-07 Richard Henderson <rth@redhat.com>
22668 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
22669 silently fix up the stack in the case of a missing register.
22671 2007-03-07 Paul Brook <paul@codesourcery.com>
22673 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
22675 2007-03-07 Joseph Myers <joseph@codesourcery.com>
22677 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
22679 (phase1_vrs): Use them.
22680 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
22681 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
22682 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
22683 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
22684 __gnu_Unwind_Restore_WMMXC if required.
22685 (_Unwind_VRS_Pop): Implement iWMMXt support.
22686 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
22687 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
22688 gnu_Unwind_Save_WMMXC): Define.
22690 2007-03-07 Richard Sandiford <richard@codesourcery.com>
22692 * config/vxworks.h (vxworks_override_options): Declare.
22693 (VXWORKS_OVERRIDE_OPTIONS): Use it.
22694 * config/vxworks.c: Include target.h and toplev.h.
22695 (vxworks_override_options): New function.
22696 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
22698 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
22700 * config/s390/s390.c (override_options): Don't emit an error when
22701 -mstack-size is used without providing -mstack-guard.
22702 (s390_emit_prologue): Choose stack_guard value automatically if not
22703 provided via command line.
22704 * doc/invoke.texi: Adjust description of -mstack-guard and
22707 2007-03-07 Richard Sandiford <richard@codesourcery.com>
22709 * config/i386/i386.c (output_set_got): Add a GOT initialization
22710 sequence for VxWorks PIC.
22711 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
22712 around labels as well as symbols. Use gotoff_operand instead
22713 of local_symbolic_operand.
22714 (legitimize_pic_address): Use gotoff_operand instead of
22715 local_symbolic_operand. Use @GOT accesses for labels as
22717 (ix86_output_addr_diff_elt): Use PC-relative rather than
22718 GP-relative offsets for VxWorks PIC.
22719 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
22720 no_new_pseudos. Check whether the returned register is op0.
22721 * config/i386/i386.md (tablejump): Use PC-relative rather than
22722 GP-relative offsets for VxWorks PIC.
22723 * config/i386/predicates.md (gotoff_operand): New predicate.
22725 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22727 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
22729 * config/vxworks-dummy.h: New file.
22730 * config/i386/i386.h: Include it.
22732 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
22734 * dwarf2out.c (is_inlined_entry_point): New
22735 (add_high_low_attributes): Emit DW_AT_entry_pc along with
22736 DW_AT_ranges if the first subblock is the entry point.
22738 2007-03-06 David Daney <ddaney@avtrex.com>
22740 * doc/install.texi (mips-*-*): Change recommended binutils
22743 2007-03-06 Anatoly Sokolov <aesok@post.ru>
22745 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
22746 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
22748 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22749 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
22751 2007-03-06 Jan Hubicka <jh@suse.cz>
22753 * errors.h (warning, error, fatal, internal_error): Mark as cold.
22754 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
22756 (probably_cold_bb_p): Cold functions are cold.
22757 (probably_never_executed_bb_p): Cold functions are cold.
22758 (tree_bb_level_predictions): Predict calls to cold functions as not
22760 (compute_function_frequency): Check hot/cold attributes.
22761 * function.h (function_frequency): Update comments.
22762 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
22763 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
22764 (c_common_att): Add cold and hot.
22766 * doc/extend.texi (hot,cold attributes): Document.
22768 2007-03-06 Andrew Haley <aph@redhat.com>
22770 * function.c (expand_function_end): Move blockage to just after we
22771 emit the label for the naked return from the function.
22773 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22775 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
22778 2007-03-06 Jan Hubicka <jh@suse.cz>
22780 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
22781 loaded for constant large models. Non-large 64bit PIC can do.
22782 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
22783 * cmodel.h: Add LARGE PIC.
22784 * i386.md (UNSPEC_PLTOFF): New.
22785 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
22787 (*call_1_rex64): Disable for large models.
22788 (*call_1_rex64_large): New.
22789 (*call_value_1_rex64): Disable for large models.
22790 (*call_value_1_rex64_large): New.
22791 (set_rip_rex4): New.
22792 (set_got_offset_rex64): New.
22793 * predicates.md (constant_call_address_operand): For large model
22794 constant calls are not possible.
22795 * i386-protos.h (construct_plt_address): Declare.
22796 * i386.c (override_options): Accept large models.
22797 (ix86_expand_prologue): Expand large PIC GOT pointer load.
22798 (legitimate_constant_p): Add new UNSPECs.
22799 (legitimate_pic_operand_p): Likewise.
22800 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
22801 (legitimize_pic_address): Do easy RIP relative way for TLS only for
22803 (output_pic_addr_const): Add PLTOFF.
22804 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
22805 (ix86_expand_move): Legitimize pic address when in PIC mode.
22806 (construct_plt_address): New function.
22807 (ix86_expand_call): Offload the address to register and use GOT
22808 pointer for large model.
22809 * invoke.texi (mcmodel=large): Update documentation.
22811 2007-03-06 Richard Henderson <rth@redhat.com>
22813 * config/i386/i386.c (x86_use_leave, x86_push_memory,
22814 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
22815 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
22816 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
22817 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
22818 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
22819 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
22820 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
22821 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
22822 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
22823 x86_partial_reg_dependency, x86_memory_mismatch_stall,
22824 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
22825 x86_sse_partial_reg_dependency, x86_sse_split_regs,
22826 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
22827 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
22828 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
22829 x86_schedule, x86_use_bt, x86_pad_returns,
22830 x86_use_xchgb): Merge into ...
22831 (ix86_tune_features): ... here. New array.
22832 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
22833 x86_bswap): Merge into ...
22834 (ix86_arch_features): ... here. New array.
22835 (x86_3dnow_a): Remove.
22836 (x86_accumulate_outgoing_args): Make static.
22837 (x86_arch_always_fancy_math_387): Make static.
22838 (ix86_tune_mask, ix86_arch_mask): Move ...
22839 (override_options): ... to local variables here. Apply the
22840 appropriate mask to each element of ix86_arch_features and
22841 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
22842 as were done in the old macros.
22843 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
22844 * config/i386/i386.h (x86_use_leave, x86_push_memory,
22845 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
22846 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
22847 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
22848 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
22849 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
22850 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
22851 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
22852 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
22853 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
22854 x86_partial_reg_dependency, x86_memory_mismatch_stall,
22855 x86_accumulate_outgoing_args, x86_prologue_using_move,
22856 x86_epilogue_using_move, x86_decompose_lea,
22857 x86_arch_always_fancy_math_387, x86_shift1,
22858 x86_sse_partial_reg_dependency, x86_sse_split_regs,
22859 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
22860 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
22861 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
22862 x86_use_incdec, x86_pad_returns, x86_bswap,
22863 x86_partial_flag_reg_stall): Remove.
22864 (enum ix86_tune_indices): New.
22865 (ix86_tune_features): New.
22866 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
22867 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
22868 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
22869 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
22870 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
22871 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
22872 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
22873 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
22874 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
22875 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
22876 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
22877 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
22878 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
22879 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
22880 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
22881 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
22882 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
22883 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
22884 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
22885 TARGET_EXT_80387_CONSTANTS): Use it.
22886 (enum ix86_arch_indices): New.
22887 (ix86_arch_features): New.
22888 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
22889 TARGET_BSWAP): Use it.
22890 (ix86_tune_mask, ix86_arch_mask): Remove.
22892 2007-03-06 Joseph Myers <joseph@codesourcery.com>
22895 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
22896 Define using $${sysroot_headers_suffix}.
22897 * configure: Regenerate.
22898 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
22899 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
22901 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
22902 * gcc.c (print_sysroot_headers_suffix): New.
22903 (option_map): Include --print-sysroot-headers-suffix.
22904 (display_help): Mention -print-sysroot-headers-suffix.
22905 (process_command): Handle -print-sysroot-headers-suffix.
22906 (do_spec_1): Append multilib directory to include-fixed path if
22907 sysroot suffixes in use.
22908 (main): Handle -print-sysroot-headers-suffix.
22909 * Makefile.in (start.encap): Don't depend on xlimits.h
22910 (xlimits.h): Remove.
22911 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
22912 limits.h for each multilib in fixinc_list.
22913 (fixinc_list, s-fixinc_list): New.
22914 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
22915 generate them for each multilib in fixinc_list.
22916 (stmp-fixproto): Use include-fixed. Run fixproto for each
22917 multilib in fixinc_list.
22918 (mostlyclean): Don't remove xlimits.h.
22919 (clean): Remove include-fixed.
22920 (real-install-headers-tar, real-install-headers-cpio,
22921 real-install-headers-cp): Don't copy include, only include-fixed.
22922 (install-mkheaders): Depend on fixinc_list. Don't depend on
22923 xlimits.h. Save limits.h files for each multilib in fixinc_list.
22924 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
22925 SYSTEM_HEADER_DIR setting in mkheaders.conf.
22927 2007-03-06 Jan Hubicka <jh@suse.cz>
22929 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
22932 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22934 * configure.ac: Allow tm_file to contain build-directory files.
22935 * configure: Regenerate.
22936 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
22937 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
22938 * config/m68k/print-sysroot-suffix.sh: New file.
22940 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22942 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
22943 of pic_offset_table_rtx if reload_completed.
22944 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
22945 PIC_OFFSET_TABLE_REGNUM.
22946 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
22948 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
22949 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
22951 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22953 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
22954 functions that call eh_return.
22956 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22958 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
22959 functions that need a constant pool.
22961 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22964 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
22965 (m68k_preferred_reload_class): Likewise.
22966 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
22967 (SECONDARY_RELOAD_CLASS): Define.
22968 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
22969 (LIMIT_RELOAD_CLASS): Delete.
22970 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
22971 registers from storing bytes.
22972 (m68k_secondary_reload_class): New function.
22973 (m68k_preferred_reload_class): Likewise.
22975 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22977 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
22979 (m68k_expand_prologue): Likewise.
22981 2007-03-06 Richard Sandiford <richard@codesourcery.com>
22983 * config/m68k/m68k-protos.h (output_sibcall): Declare.
22984 (mips_expand_epilogue): Add a bool parameter.
22985 (m68k_legitimize_sibcall_address): Declare.
22986 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
22987 (m68k_expand_epilogue): Add a parameter to select between sibling
22988 and normal epilogues. Only generate a return for the latter.
22989 (m68k_ok_for_sibcall_p): New function.
22990 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
22991 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
22992 (sibcall_value, *sibcall_value): Likewise.
22993 (*call, *call_value): Require !SIBLING_CALL_P.
22994 (epilogue): Update call to m68k_expand_epilogue.
22995 (sibcall_epilogue): New pattern.
22996 * config/m68k/predicates.md (const_call_operand): Say that this
22997 predicate applies to sibling calls too.
22998 (sibcall_operand): New predicate.
23000 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23002 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
23003 alternatives as movsi_cf.
23004 (movsf_cf_hard): Add commentary.
23006 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
23007 Richard Sandiford <richard@codesourcery.com>
23009 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
23010 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
23011 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
23012 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
23013 as being live on exit from an interrupt function.
23014 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
23015 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
23016 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
23017 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
23018 (m68k_interrupt_function_p): Globalize.
23019 (m68k_compute_frame_layout): Remove reverse mask code.
23020 (m68k_emit_movem, m68k_set_frame_related): New functions.
23021 (m68k_output_function_prologue): Delete in favor of...
23022 (m68k_expand_prologue): ...this new function.
23023 (m68k_output_function_epilogue): Delete in favor of...
23024 (m68k_expand_epilogue): ...this new function.
23025 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
23027 (print_operand): Handle %?.
23028 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
23029 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
23030 (prologue, epilogue): New patterns.
23031 (return): Turn into a define_expand.
23032 (*return): New pattern, derived from old "return" pattern. Use rte
23033 rather than rts for interrupt functions. Only use rtd if the pop
23035 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
23036 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
23037 (link, *link, unlink, *unlink, load_got): Likewise.
23039 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23043 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
23044 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
23045 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
23046 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
23047 and m68k_matches_u_p.
23048 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
23049 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
23050 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
23051 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
23052 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
23053 (REG_STRICT_P): New macro.
23054 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
23055 PCREL_GENERAL_OPERAND_OK.
23056 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
23057 m68k_legitimate_base_reg_p.
23058 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
23059 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
23060 (PIC_CASE_VECTOR_ADDRESS): Update comment.
23061 * config/m68k/m68k.c (m68k_address): New structure.
23062 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
23063 (m68k_decompose_index, m68k_legitimate_constant_address_p)
23064 (m68k_jump_table_ref_p, m68k_decompose_address)
23065 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
23066 (m68k_matches_u_p): New functions.
23067 (print_operand_address): Rewrite to use m68k_decompose_index.
23069 2007-03-05 David Taylor <dtaylor@emc.com>
23071 * gcc.c: Correct copyright date in --version output.
23073 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23075 * pa.md: In unamed move patterns, disparge copies between general
23076 and floating point registers using '?' modifier. Don't include 'f'
23077 constraint for register preferences in DImode, SImode, HImode and
23078 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
23079 Remove constraints for copies between general and floating registers
23080 in soft-float DFmode pattern.
23081 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
23085 2007-03-05 Mike Stump <mrs@apple.com>
23087 * c-common.c (targetcm): Add.
23088 * c-opts.c (c_common_handle_option): Handle language specific
23090 * opts.c (handle_option): Verify language for target options, if
23092 * opth-gen.awk: Add CL_LANG_ALL.
23093 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
23094 (TARGETCM_INITIALIZER): Add.
23095 * target.h (struct gcc_targetcm): Add.
23097 * targhooks.c (default_handle_c_option): Add.
23098 * targhooks.h (default_handle_c_option): Add.
23099 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
23101 * config/darwin.opt (iframework): Add.
23102 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
23103 * config/darwin-c.c (handle_c_option): Add.
23104 (TARGET_HANDLE_C_OPTION): Add.
23106 * doc/invoke.texi (Darwin Options): Add -iframework.
23108 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23110 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
23113 2007-03-05 Ian Lance Taylor <iant@google.com>
23115 * c.opt (fgnu89-inline): New option.
23116 * c-opts.c (c_common_post_options): Set default value for
23118 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
23119 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
23121 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
23122 (grokdeclarator, start_function): Likewise.
23123 * c-cppbuiltin.c (c_cpp_builtins): Define either
23124 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
23125 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
23126 (C Dialect Options): Document -fgnu89-inline.
23127 * doc/extend.texi (Function Attributes): Explain what the
23128 gnu_inline attribute does.
23129 * doc/cpp.texi (Common Predefined Macros): Document
23130 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
23132 2007-03-05 Ian Lance Taylor <iant@google.com>
23134 PR tree-optimization/31034
23135 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
23136 half-range if the other side is an overflow infinity.
23138 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23140 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
23141 (bfin*-linux-uclibc*): New configuration.
23142 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
23144 * config/bfin/linux.h: New file.
23145 * config/bfin/libgcc-bfin.ver: New file.
23146 * config/bfin/t-bfin-uclinux: New file.
23147 * config/bfin/t-bfin-linux: New file.
23148 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
23149 (TARGET_OS_CPP_BUILTINS): New macro.
23151 2007-03-05 Richard Guenther <rguenther@suse.de>
23153 * fold-const.c (fold_binary): Remove duplicate folding
23154 of comparison of non-null ADDR_EXPR against null.
23156 2007-03-05 Richard Guenther <rguenther@suse.de>
23157 Dorit Nuzman <dorit@il.ibm.com>
23159 PR tree-optimization/26420
23160 * tree-vectorizer.c (vectorize_loops): Bail out early if there
23161 are no loops in the function. Only print the number of
23162 vectorized loops if it is greater than zero or we are supposed
23163 to print information about unvectorized loops.
23165 2007-03-05 Revital Eres <eres@il.ibm.com>
23167 * gcc.dg/var-expand1.c: New test.
23168 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
23169 when an accumulator is expanded.
23171 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23174 * c-common.c (convert_and_check): Don't give warnings for
23175 conversion if 'expr' already overflowed.
23177 2007-03-04 Roger Sayle <roger@eyesopen.com>
23179 PR middle-end/30744
23180 * fold-const.c (fold_comparison): Enforce type consistency when
23181 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
23183 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
23185 * tree-ssa-address.c (create_mem_ref): Do not put an expression
23186 containing a cast to the base of TARGET_MEM_REF.
23188 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
23190 * tree.c (tree_contains_struct_check_failed): Remove spurious
23191 whitespace from error message.
23193 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
23196 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
23197 instead of precision.
23199 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
23200 Nathan Sidwell <nathan@codesourcery.com>
23202 * emit-rtl.c (find_auto_inc): New.
23203 (try_split): recreate REG_INC notes,
23204 Use regular for loops rather than whiles.
23206 2007-03-03 Andreas Schwab <schwab@suse.de>
23208 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
23209 * configure: Regenerate.
23211 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23213 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
23214 flag_rounding_math, not flag_unsafe_math_optimizations.
23216 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
23218 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
23219 alpha_fold_vector_minmax): Likewise.
23220 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
23221 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
23223 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
23225 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
23226 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
23227 if the lhs has side-effects.
23228 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
23230 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
23232 * config/i386/i386.h (TUNEMASK): Remove define.
23233 (ARCHMASK): Remove define.
23234 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
23235 Use ix86_arch_mask variable instead of ARCHMASK.
23236 * config/i386/i386.c (override_options): Ditto.
23237 (standard_80387_constant_p): Ditto.
23239 2007-03-02 Ian Lance Taylor <iant@google.com>
23241 Used signed infinities in VRP.
23242 * tree-vrp.c (uses_overflow_infinity): New static function.
23243 (supports_overflow_infinity): New static function.
23244 (make_overflow_infinity): New static function.
23245 (negative_overflow_infinity): New static function.
23246 (positive_overflow_infinity): New static function.
23247 (is_negative_overflow_infinity): New static function.
23248 (is_positive_overflow_infinity): New static function.
23249 (is_overflow_infinity): New static function.
23250 (overflow_infinity_range_p): New static function.
23251 (compare_values_warnv): New function split out of compare_values.
23252 (compare_value): Call it.
23253 (set_value_range_to_nonnegative): Add overflow_infinity
23254 parameter. Change caller.
23255 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
23257 (vrp_expr_computes_nonzero): Likewise.
23258 (compare_ranges, compare_range_with_value): Likewise.
23259 (compare_name_with_value, compare_names): Likewise.
23260 (vrp_evaluate_conditional): Likewise.
23261 (set_value_range): Handle infinity
23262 (vrp_operand_equal_p, operand_less_p): Likewise.
23263 (extract_range_from_assert): Likewise.
23264 (vrp_int_const_binop): Likewise.
23265 (extract_range_from_binary_expr): Likewise.
23266 (extract_range_from_unary_expr): Likewise.
23267 (extract_range_from_comparison): Likewise.
23268 (extract_range_from_expr): Likewise.
23269 (dump_value_range): Likewise.
23270 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
23271 (test_for_singularity): Likewise.
23272 (vrp_int_const_binop): Remove inline qualifier.
23273 (adjust_range_with_scev): Add comment.
23274 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
23276 2007-03-02 Diego Novillo <dnovillo@redhat.com>
23278 * tree-ssa-structalias.c (could_have_pointers): Tidy.
23279 (get_constraint_for): Likewise.
23280 (do_structure_copy): Likewise.
23281 (find_func_aliases): Fix references to MODIFY_EXPR.
23282 (intra_create_variable_infos): Tidy.
23283 * tree-ssa-operands.c (add_virtual_operand): Add argument
23285 When adding members of alias sets, if IS_CALL_SITE is true and
23286 the symbol is not call-clobbered, skip it.
23287 Adjust all callers.
23289 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
23291 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
23292 entry by means of emit_insn_at_entry.
23294 2007-03-02 Richard Henderson <rth@redhat.com>
23296 * expr.h (promoted_input_arg): Remove decl.
23297 * function.c (promoted_input_arg): Merge into ...
23298 * combine.c (setup_incoming_promotions): ... only caller.
23299 Rearrange to avoid double loop.
23301 2007-03-02 Ben Elliston <bje@au.ibm.com>
23302 Peter Bergner <bergner@vnet.ibm.com>
23303 Janis Johnson <janis187@us.ibm.com>
23305 * config/rs6000/dfp.md: New file.
23306 * config/rs6000/rs6000.md: Include dfp.md.
23307 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
23308 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
23309 and TDmode decimal float modes in FP registers.
23310 (num_insns_constant): Likewise.
23311 (rs6000_legitimate_offset_address_p): Likewise.
23312 (rs6000_legitimize_address): Likewise.
23313 (rs6000_legitimize_reload_address): Likewise.
23314 (rs6000_legitimate_address): Likewise.
23315 (rs6000_emit_move): Likewise.
23316 (function_arg_boundary): Likewise.
23317 (function_arg_advance): Likewise.
23318 (rs6000_darwin64_record_arg_recurse): Likewise.
23319 (function_arg): Likewise.
23320 (rs6000_gimplify_va_arg): Likewise.
23321 (rs6000_split_multireg_move): Likewise.
23322 (rs6000_output_function_epilogue): Likewise.
23323 (rs6000_output_function_epilogue): Likewise.
23324 (rs6000_register_move_cost): Likewise.
23325 (rs6000_function_value): Likewise.
23326 (rs6000_libcall_value): Likewise.
23328 2007-03-02 Richard Sandiford <richard@codesourcery.com>
23330 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
23332 2007-03-02 Richard Sandiford <richard@codesourcery.com>
23334 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
23335 Use $MULTIDIR to choose between the kernel and RTP headers,
23336 and use $WIND_BASE and $WIND_USR to locate them.
23338 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
23340 * config/i386/i386.c (override_options): Put initialization of
23341 ix86_tune_mask and ix86_arch_mask to the correct place.
23343 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
23344 Michael Meissner <michael.meissner@amd.com>
23347 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
23348 (ARCHMASK): Define.
23349 (TARGET_CMOVE): Use ARCHMASK.
23350 (TARGET_CMPXCHG): Ditto.
23351 (TARGET_CMPXCHG8B): Ditto.
23352 (TARGET_XADD): Ditto.
23353 (TARGET_BSWAP): Ditto.
23354 * config/i386/i386.c (ix86_tune_mask): New global variable.
23355 (ix86_arch_mask): Ditto.
23356 (override_options): Initialize ix86_tune_mask and
23357 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
23360 2007-03-02 Ben Elliston <bje@au.ibm.com>
23363 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
23365 2007-03-02 Joseph Myers <joseph@codesourcery.com>
23367 * target.h (init_dwarf_reg_sizes_extra): New target hook.
23368 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
23369 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
23370 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
23372 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
23373 rs6000_init_dwarf_reg_sizes_extra): New.
23374 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
23375 SPE register high parts.
23377 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
23379 * Makefile.in: Add install-pdf target as
23380 copied from automake v1.10 rules.
23381 * configure.ac: Add install-pdf to target list.
23382 * configure: Regenerate.
23384 2007-03-01 Paul Brook <paul@codesourcery.com>
23386 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
23387 modes to LDRD for DImode.
23388 (output_move_double): Fixup out of range ldrd/strd.
23389 (vfp_secondary_reload_class): Rename...
23390 (coproc_secondary_reload_class): ... to this. Add wb argument.
23391 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
23392 coproc_secondary_reload_class for CLASS_IWMMXT.
23393 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
23394 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
23396 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
23398 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
23399 unroll factor by the estimated number of iterations.
23400 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
23401 than prefetch latency.
23403 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
23404 decode_caches_intel, detect_caches_intel): New functions.
23405 (host_detect_local_cpu): Use detect_caches_amd and
23406 detect_caches_intel.
23408 2007-03-01 Richard Henderson <rth@redhat.com>
23410 * expr.c (emit_move_complex_push): Export.
23411 (emit_move_complex_parts): Split out from ...
23412 (emit_move_complex): ... here.
23413 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
23414 * config/i386/i386.md (movcdi): New.
23416 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
23418 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
23419 size of mode1 to check for tieable modes in MMX case.
23421 2007-03-01 Richard Sandiford <richard@codesourcery.com>
23423 * Makefile.in (rtlanal.o): Depend on tree.h.
23424 * rtl.h (offset_within_section_p, split_const): Declare.
23425 * rtlanal.c: Include tree.h.
23426 (offset_within_block_p): New function, taken from
23427 mips_offset_within_object_p.
23428 (split_const): New function, taken from mips_split_const.
23429 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
23431 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
23432 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
23433 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
23434 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
23435 (m68k_illegitimate_symbolic_constant_p): New function.
23436 * config/m68k/m68k.md (movsi): Remove misleading predicates.
23437 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
23438 symbolic constant that might be outside the symbol's section,
23439 move the symbol first and then add the offset.
23440 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
23442 * config/mips/mips.c (mips_split_const): Delete.
23443 (mips_offset_within_object_p): Delete.
23444 (mips_symbolic_constant_p): Use offset_within_section_p and
23445 split_const instead of mips_offset_within_object_p and
23447 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
23448 (mips_legitimize_const_move, print_operand_reloc)
23449 (mips_dangerous_for_la25_p): Use split_const instead of
23452 2007-02-28 Eric Christopher <echristo@apple.com>
23454 * Makefile.in (install-include-dir): Don't rm -rf include.
23456 2007-02-28 Richard Guenther <rguenther@suse.de>
23458 PR middle-end/30364
23459 * fold-const.c (fold_binary): Do not associate expressions
23460 with more than one variable for integer types that do not wrap.
23462 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
23464 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
23465 Delete, and replace with...
23466 (fold_builtin_call_array): This. Update callers to use it.
23467 * fold-const.c (fold_build_call_list): Delete, and replace with...
23468 (fold_build_call_array): This.
23469 (fold_build_call_list_initializer): Delete, and replace with...
23470 (fold_build_call_array_initializer): This.
23471 * tree.h: Update declarations to reflect above changes.
23473 * c-typeck.c (build_function_call): Store converted arguments
23474 in a stack-allocated array instead of building a list.
23475 (convert_arguments): Store arguments in the array passed in as an
23476 argument, and return the actual number of arguments.
23477 * c-format.c: (check_function_format): Pass arguments in an
23478 array instead of a list.
23479 * c-common.c (check_function_nonnull): Likewise.
23480 (check_function_sentinel): Likewise.
23481 (check_function_arguments): Likewise.
23482 * c-common.h: Update declarations to reflect above changes.
23484 2007-02-28 Jan Hubicka <jh@suse.cz>
23486 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
23487 PRED_NEGATIVE_RETURN): Update outcomes.
23489 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
23491 * calls.c (emit_library_call_value_1): Handle partial registers
23492 correctly when building up CALL_INSN_FUNCTION_USAGE.
23494 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23496 * pa/predicates.md (move_src_operand): Allow zero for mode.
23497 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
23500 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
23503 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
23504 *movv2df_internal): Enable pattern only for valid operand
23506 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
23507 tie only 128bit modes. For MMX registers, tie only 64bit modes.
23509 2007-02-27 Mike Stump <mrs@apple.com>
23511 * config/darwin-crt3.c: Avoid compilation when compiling for a
23514 2007-02-27 Joseph Myers <joseph@codesourcery.com>
23516 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
23518 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
23519 for fixed headers and limits.h.
23520 (install-include-dir, install-headers-tar, install-headers-cpio,
23521 install-headers-cp, real-install-headers-tar,
23522 real-install-headers-cpio, real-install-headers-cp): Handle
23523 include-fixed as well as include.
23524 (install-mkheaders): Don't install files that go only in include
23526 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
23527 from GCC_INCLUDE_DIR.
23528 * gcc.c (process_command): Remove special -BstageN/ handling.
23529 (do_spec_1): Add include-fixed directories.
23531 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
23533 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
23535 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
23537 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
23540 2007-02-27 Mark Mitchell <mark@codesourcery.com>
23542 * c-common.c (get_priority): Add check for
23543 SUPPORTS_INIT_PRIORITY.
23545 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
23547 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
23549 * config/bfin/bfin.c: Include "cfglayout.h".
23550 (MAX_LSETUP_DISTANCE): New macro.
23551 (struct loop_info): New members incoming, incoming_src and
23552 incoming_dest. Delete member predecessor.
23553 (length_for_loop): New function.
23554 (bfin_optimize_loop): Handle more different loop structures.
23555 (bfin_discover_loop): Rework detection of predecessor blocks by
23556 examining incoming edges.
23557 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
23559 (bfin_reorder_loops): New function.
23560 (bfin_reorg_loops): Use these three new functions.
23562 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
23563 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
23564 (CONSTRAINT_LEN): Add entry for 'q'.
23565 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
23566 Add 'q' constraints.
23567 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
23568 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
23570 * config/bfin/bfin.md (add_with_carry): New pattern.
23571 (s_or_u, su_optab, su_modifier): New code macros/attrs.
23572 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
23573 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
23574 support unsigned multiplies too. Removed incorrect commutativity from
23575 operand 1 constraint where appropriate.
23576 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
23578 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
23579 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
23581 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
23582 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
23583 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
23584 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
23585 usmulhisi_hh_huh): New patterns.
23587 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
23588 lshifthi3): Fix output template to use half reg for operand 2.
23590 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
23593 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
23595 2007-02-27 Andreas Schwab <schwab@suse.de>
23597 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
23599 2007-02-27 Jan Hubicka <jh@suse.cz>
23601 * predict.c (last_basic_block_p): Remove.
23602 (tree_estimate_probability): Update return heuristic for commonized
23605 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
23607 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
23609 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
23611 * doc/include/gcc-common.texi (versionsubtitle): New macro.
23612 * doc/cpp.texi: Standardize title page.
23613 * doc/cppinternals.texi: Likewise.
23614 * doc/gcc.texi: Standardize title page, remove version number
23615 from copyright page.
23616 * doc/gccint.texi: Likewise.
23617 * doc/install.texi: Standardize title page, add table of
23620 2007-02-26 Jan Hubicka <jh@suse.cz>
23622 * predict.def: Set outcomes according to more recent results.
23623 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
23624 Remove dead predictors.
23625 * predict.c (return_prediction): Fix pasto.
23627 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
23629 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
23630 change; avoid a memory leak when returning early.
23632 2007-02-26 Mark Mitchell <mark@codesourcery.com>
23634 * c-decl.c (static_ctors): Move to c-common.c.
23635 (static_dtors): Likewise.
23636 (finish_function): Use c_record_cdtor_fn.
23637 (build_cdtor): Move to c-common.c.
23638 (c_write_global_declarations): Use c_build_cdtor_fns.
23639 * c-common.h (static_ctors): Declare.
23640 (static_dtors): Likewise.
23641 (c_record_cdtor_fn): Likewise.
23642 (c_build_cdtor_fns): Likewise.
23643 * c-common.c (static_ctors): New variable.
23644 (static_dtors): Likewise.
23645 (c_record_cdtor_fn): New function.
23646 (build_cdtor): Move from c-decl.c
23647 (c_build_cdtor_fns): New function.
23649 * output.h (assemble_addr_to_section): Declare.
23650 (get_cdtor_priority_section): Likewise.
23651 * varasm.c (assemble_addr_to_section): New function.
23652 (get_cdtor_priority_section): Likewise.
23653 (default_named_section_asm_out_destructor): Use them.
23654 (destor_dtor_section_asm_out_destructor): Likewise.
23655 (default_named_section_asm_out_constructor): Likewise.
23656 (default_ctor_section_asm_out_constructor): Likewise.
23657 * config.gcc (*-*-vxworks*): Include vxworks.o.
23658 * config/t-vxworks (vxworks.o): New target.
23659 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
23660 (TARGET_ASM_CONSTRUCTOR): Define.
23661 (TARGET_ASM_DESTRUCTOR): Likewise.
23662 (vxworks_asm_out_constructor): Declare.
23663 (vxworks_asm_out_destructor): Likewise.
23665 * c-common.c (get_priority): Check that we have not just an
23666 INTEGER_CST, but an integer constant with integeral type.
23668 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
23670 PR tree-optimization/30938
23671 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
23672 use &dt[nargs-1] instead of &dt[nargs] in the call to
23673 vect_is_simple_use().
23675 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
23677 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
23678 from register elimination as PRE_MODIFY / POST_MODIFY increments.
23679 Do not attempt to handle MEM inside auto-inc expressions.
23680 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
23681 of a register modified by an auto-inc expression. However, do handle
23682 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
23683 (elimination_effects): Prohibit elimination of a register modified
23684 by an auto-inc expression. Disable register elimination rules whose
23685 target register is modified by an auto-inc expression with variable
23688 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
23690 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
23692 (array_at_struct_end_p): New function.
23693 (idx_infer_loop_bounds): Use it.
23694 (estimate_numbers_of_iterations_loop): Export.
23695 * predict.c (predict_loops): Use estimated_loop_iterations_int.
23696 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
23697 (tree_estimate_probability): Call record_loop_exits.
23698 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
23699 (estimated_loop_iterations, estimated_loop_iterations_int,
23700 estimated_loop_iterations_tree): New functions.
23701 (analyze_siv_subscript_cst_affine,
23702 compute_overlap_steps_for_affine_1_2,
23703 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
23704 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
23705 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
23706 (PRED_LOOP_ITERATIONS_GUESSED): New.
23707 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
23708 * cfgloop.h (estimate_numbers_of_iterations_loop,
23709 estimated_loop_iterations_int): Declare.
23711 2007-02-25 Mark Mitchell <mark@codesourcery.com>
23713 * doc/extend.texi: Document optional priority argument to
23714 constructors and destructors.
23715 * tree.c (init_priority_for_decl): Adjust GTY markers.
23716 (init_ttree): Use priority-info hash functions for
23717 init_priority_for_decl.
23718 (tree_map_eq): Rename to ...
23719 (tree_map_base_eq): ... this.
23720 (tree_map_marked_p): Rename to ...
23721 (tree_map_base_marked_p): ... this.
23722 (tree_map_base_hash): New function.
23723 (decl_init_priority_lookup): Rework.
23724 (decl_fini_priority_lookup): New function.
23725 (decl_priority_info): New function.
23726 (decl_init_priority_insert): Use it.
23727 (decl_fini_priority_insert): Likewise.
23728 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
23730 (decl_restrict_base_insert): Likewise.
23731 (decl_debug_expr_insert): Likewise.
23732 (decl_value_expr_lookup): Likewise.
23733 (decl_value_expr_insert): Likewise.
23734 * tree.h (priority_type): New type.
23735 (decl_init_priority_lookup): Use priority_type.
23736 (decl_fini_priority_lookup): New function.
23737 (decl_init_priority_insert): Use priority_type.
23738 (decl_fini_priority_insert): New function.
23739 (DECL_HAS_INIT_PRIORITY): Tweak comments.
23740 (DECL_INIT_PRIORITY): Likewise.
23741 (SET_DECL_INIT_PRIORITY): Add comment.
23742 (DECL_FINI_PRIORITY): New macro.
23743 (SET_DECL_FINI_PRIORITY): Likewise.
23744 (DEFAULT_INIT_PRIORITY): Document.
23745 (MAX_INIT_PRIORITY): Likewise.
23746 (MAX_RESERVED_INIT_PRIORITY): Likewise.
23747 (tree_map_base): New type.
23748 (tree_map_base_eq): New function.
23749 (tree_map_base_hash): Likewise.
23750 (tree_map_base_marked_p): Likewise.
23751 (tree_map): Inherit from tree_map_base.
23752 (tree_map_eq): Make it a macro.
23753 (tree_map_marked_p): Likewise.
23754 (tree_int_map): Inherit from tree_map_base.
23755 (tree_int_map_eq): Make it a macro.
23756 (tree_int_map_hash): Likewise.
23757 (tree_int_map_marked_p): Likewise.
23758 (tree_priority_map): New type.
23759 (tree_priority_map_eq): New macro.
23760 (tree_priority_map_hash): Likewise.
23761 (tree_priority_map_marked_p): Likewise.
23762 * varasm.c (emults_decl): Adjust for refactoring of tree_map
23764 (emutls_common_1): Likewise.
23765 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
23766 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
23767 of tree_map hierarchy.
23768 * tree-cfg.c (move_stmt_r): Likewise.
23769 (new_label_mapper): Likewise.
23770 * c-tree.h (c_expand_body): Move to ...
23771 * c-common.h (c_expand_body): ... here.
23772 * c-decl.c (c_expand_body): Move to ...
23773 * c-common.c (c_expand_body): ... here.
23774 (c_common_attribute_table): Allow 1 argument for the constructor
23775 and destructor attributes.
23776 (get_priority): New function.
23777 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
23778 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
23780 2007-02-24 Jan Hubicka <jh@suse.cz>
23782 PR middle-end/30509
23783 * tree-inline.c (copy_bb): Produce exact copy of EH info when
23784 copying for inlining.
23786 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
23787 Jan Hubicka <jh@suse.cz>
23790 * i386.c (counter_mode): New function.
23791 (expand_set_or_movmem_via_loop): Use it.
23792 (expand_movmem_epilogue): Likewise; fix pasto.
23793 (ix86_expand_movmem): Do emit guard even for constant counts.
23794 (ix86_expand_setmem): Likewise.
23796 2007-02-25 Nick Clifton <nickc@redhat.com>
23798 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
23799 (JUMP_TABLES_IN_TEXT_SECTION): Define.
23801 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
23804 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
23805 count argument with 0x10, not with 0x16.
23806 (expand_setmem_epilogue): Ditto.
23808 2007-02-24 Mike Stump <mrs@apple.com>
23810 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
23813 2007-02-24 Richard Guenther <rguenther@suse.de>
23815 PR middle-end/30951
23816 * fold-const.c (fold_binary): Fold x +- CST op x for
23817 EQ_EXPR and NE_EXPR.
23819 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23821 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
23823 2007-02-24 Jan Hubicka <jh@suse.cz>
23825 * cgraphunit.c (decide_is_function_needed): Honor
23826 -fkeep-inline-functions.
23828 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23830 * builtins.c (fold_builtin_modf): New.
23831 (fold_builtin_2): Use it.
23833 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
23835 * loop-iv.c (implies_p): Detect additional cases where A implies B.
23836 (determine_max_iter): Take additional LOOP arg; all callers changed.
23837 Lose broken logic dealing with PLUS. Try to limit the upper bound by
23838 one using simplifications.
23839 (simplify_using_initial_values): Return if the expression becomes
23840 invalid due to altered regs.
23842 2007-02-23 DJ Delorie <dj@redhat.com>
23844 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
23846 2007-02-23 Mike Stump <mrs@apple.com>
23848 * tlink.c (scan_linker_output): Parse linker messages from
23849 darwin9's linker better.
23851 2007-02-23 Steve Ellcey <sje@cup.hp.com>
23854 * varpool.c (varpool_assemble_pending_decls): Set
23855 varpool_last_needed_node to null.
23857 2007-02-23 DJ Delorie <dj@redhat.com>
23859 * config/i386/i386.c (ix86_data_alignment): Don't specify an
23860 alignment bigger than the object file can handle.
23862 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
23865 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
23866 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
23867 (*movsf_1): Penalize MMX moves.
23869 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
23871 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
23872 2^32-1 or more times unless flag_unsafe_loop_optimizations.
23874 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
23876 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23878 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
23879 (fold_builtin_1): Use them.
23880 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
23881 BUILT_IN_SIGNIFICAND.
23883 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
23885 * config/i386/i386.c (bdesc_1arg): Initialize
23886 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
23887 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
23888 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
23889 and IX86_BUILTIN_MOVSLDUP.
23891 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
23893 PR rtl-optimization/30841
23894 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
23896 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23898 * builtins.c (fold_builtin_frexp): New.
23899 (fold_builtin_2): Use it.
23901 2007-02-22 Mark Mitchell <mark@codesourcery.com>
23903 * doc/invoke.texi (Spec Files): Document getenv spec function.
23905 * gcc.c (getenv_spec_function): New function.
23906 (static_spec_functions): Add it.
23907 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
23908 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
23911 2007-02-22 Michael Matz <matz@suse.de
23914 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
23915 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
23917 2007-02-22 Ian Lance Taylor <iant@google.com>
23920 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
23921 (mem_loc_descriptor): Call it.
23923 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
23924 Ira Rosen <irar@il.ibm.com>
23926 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
23928 2007-02-22 Ira Rosen <irar@il.ibm.com>
23930 PR tree-optimization/30843
23931 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
23932 stores only after all the group is vectorized.
23934 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
23936 PR tree-optimization/30858
23937 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
23938 in the reduction cycle have a single use in the loop.
23939 * tree-vectorizer.h (relevant): Add documentation.
23941 2007-02-20 Mike Stump <mrs@apple.com>
23943 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
23944 * configure: Regenerate.
23946 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
23948 Change the defaults of some parameters and options.
23949 * config/spu/spu-protos.h (spu_optimization_options): Declare.
23950 * config/spu/spu.c (spu_optimization_options): Add.
23951 (spu_override_options): Change params in spu_optimization_options.
23952 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
23954 Register 127 is only 16 byte aligned when used as a frame pointer.
23955 * config/spu/spu-protos.h (spu_init_expanders): Declare.
23956 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
23957 HARD_FRAME_POINTER_REGNUM.
23958 (spu_legitimate_address): Use regno_aligned_for_reload.
23959 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
23960 aligned when frame_pointer_needed is true.
23961 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
23963 * config/spu/spu.h (INIT_EXPANDERS): Define.
23965 Make sure shift and rotate instructions have valid immediate operands.
23966 * config/spu/predicates.md (spu_shift_operand): Remove.
23967 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
23968 * config/spu/constraints.md (W, O): Extend range.
23969 * config/spu/spu.md (umask, nmask): Define.
23970 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
23971 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
23972 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
23973 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
23974 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
23975 (lshr<mode>3_reg): Fix rtl description.
23977 Make sure mulhisi immediate operands are valid.
23978 * config/spu/predicates.md (imm_K_operand): Add.
23979 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
23981 Generate constants using fsmbi and andi.
23982 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
23983 (print_operand, spu_split_immediate, classify_immediate,
23984 fsmbi_const_p): Handle IC_FSMBI2.
23986 Correctly handle a CONST_VECTOR containing symbols.
23987 * config/spu/spu.c (print_operand): Handle HIGH correctly.
23988 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
23989 (immediate_load_p): Allow symbols that use 2 instructions to create.
23990 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
23991 with symbols when flag_pic is set.
23992 (const_vector_immediate_p): New.
23993 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
23994 accept a CONST_VECTOR with symbols.
23995 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
23996 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
23998 * config/spu/spu.md (high, low): Delete.
23999 (low_<mode>): Define.
24001 Remove INTRmode and INTR_REGNUM, which didn't work.
24002 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
24004 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
24005 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
24006 peephole2 pattern): Don't use INTR or 131.
24007 (movintrcc): Delete.
24008 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
24009 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
24010 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
24011 (UNSPEC_SET_INTR): Add.
24012 * config/spu/spu-modes.def (INTR): Remove.
24014 More accurate warnings about run-time relocations.
24015 * config/spu/spu.c (reloc_diagnostic): Test in_section.
24017 Correctly warn about immediate arguments to specific intrinsics.
24018 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
24019 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
24020 the instruction predicate.
24022 Fix tree check errors with latest update.
24023 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
24025 (spu_expand_builtin): Use CALL_EXPR_FN.
24027 Add missing specific intrinsics.
24028 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
24030 * config/spu/spu_internals.h: Ditto.
24032 Fix incorrect operand modifiers.
24033 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
24034 * config/spu/spu.md (xor<mode>3): Change %S to %J.
24036 Optimize one case of zero_extend of a vec_select.
24037 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
24039 Accept any immediate for hbr.
24040 * config/spu/spu.md (hbr): Change s constraints to i.
24042 2007-02-21 Paul Brook <paul@codesourcery.com>
24044 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
24045 condexec_count when skipping USE and CLOBBER.
24047 2007-02-21 Nick Clifton <nickc@redhat.com>
24049 * common.opt (Warray-bounds): Add Warning attribute.
24050 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
24052 (fsized-zeroes): Add Optimization attribute.
24053 (fsplit-wide-types, ftree-scev-cprop): Likewise.
24054 * c.opt (Wc++0x-compat): Add Warning attribute.
24056 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
24058 PR middle-end/30761
24059 * reload1.c (eliminate_regs_in_insn): In the single_set special
24060 case, attempt to re-recognize the insn before falling back to
24061 having reload fix it up.
24063 2007-02-20 Eric Christopher <echristo@gmail.com>
24065 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
24066 Rewrite accordingly.
24067 (frv_read_iacc_argument): Ditto.
24068 (frv_expand_set_builtin): Take a call instead of arglist, update for
24070 (frv_expand_unop_builtin): Ditto.
24071 (frv_expand_binop_builtin): Ditto.
24072 (frv_expand_cut_builtin): Ditto.
24073 (frv_expand_binopimm_builtin): Ditto.
24074 (frv_expand_voidbinop_builtin): Ditto.
24075 (frv_expand_int_void2arg): Ditto.
24076 (frv_expand_prefetches): Ditto.
24077 (frv_expand_voidtriop_builtin): Ditto.
24078 (frv_expand_voidaccop_builtin): Ditto.
24079 (frv_expand_load_builtin): Ditto.
24080 (frv_expand_store_builtin): Ditto.
24081 (frv_expand_mdpackh_builtin): Ditto.
24082 (frv_expand_mclracc_builtin): Ditto.
24083 (frv_expand_mrdacc_builtin): Ditto.
24084 (frv_expand_mwtacc_builtin): Ditto.
24085 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
24088 2007-02-20 Janis Johnson <janis187@us.ibm.com>
24090 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
24091 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
24093 (HAVE_GAS_DFP): Check for assembler support of decimal floating
24094 point instructions.
24095 * configure: Regenerate.
24096 * config.in: Regenerate.
24097 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
24098 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
24099 masks to power6 and power6x and to POWERPC_MASKS.
24100 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24102 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
24103 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
24104 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
24105 Access PROTOTYPE as variable, not mask.
24107 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
24109 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
24110 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
24111 * combine.c (adjust_for_new_dest): Use it.
24112 * postreload.c (reload_combine): Likewise.
24114 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
24116 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
24117 notes on an insn with multiple sets, even if single_set returns
24118 non-NULL for that insn.
24120 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24122 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
24123 scalbn and scalbln.
24125 2007-02-20 Geoffrey Keating <geoffk@apple.com>
24127 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
24128 if user didn't pass it.
24129 * config/i386/darwin.h (CC1_SPEC): Likewise.
24130 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
24131 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
24132 -mmacosx-version-min.
24134 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24135 Uros Bizjak <ubizjak@gmail.com>
24137 * optabs.h (enum optab_index): Add new OTI_scalb.
24138 (scalb_optab): Define corresponding macro.
24139 * optabs.c (init_optabs): Initialize scalb_optab.
24140 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
24142 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
24143 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
24144 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
24145 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
24146 flag_unsafe_math_optimizations is set.
24148 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
24149 to implement scalbf, scalb and scalbl built-ins as inline x87
24152 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24153 DJ Delorie <dj@redhat.com>
24156 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
24157 (diagnostic_report_diagnostic): ... here, and turn them into real
24158 errors. If warnings are inhibited, no need to do anything.
24160 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
24162 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
24163 better code generation.
24165 2007-02-20 Ben Elliston <bje@au.ibm.com>
24167 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
24169 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
24171 * config/alpha/alpha.c, config/alpha/alpha.md,
24172 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
24173 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
24174 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
24175 config/arm/lib1funcs.asm: Follow spelling conventions.
24177 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
24178 config/fr30/fr30.md, config/i386/i386.h,
24179 config/iq2000/iq2000.h, config/iq2000/predicates.md,
24180 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
24181 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
24182 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
24183 config/rs6000/altivec.md, config/rs6000/rs6000.c,
24184 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
24185 config/sparc/sparc.c, config/sparc/sparc.h,
24186 config/sparc/sparc.md, config/spu/constraints.md,
24187 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
24190 2007-02-20 Alan Modra <amodra@bigpond.net.au>
24193 * varasm.c (use_blocks_for_decl_p): Return false for decls with
24196 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
24198 * doc/invoke.texi (-ftree-lrs): Remove.
24200 2007-02-19 Diego Novillo <dnovillo@redhat.com>
24202 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
24205 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
24207 * config/ia64/ia64.c (ia64_expand_builtin): Use the
24208 new CALL_EXPR_FN macro for retrieving the function
24209 declaration of the input expression.
24211 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24213 * c.opt (Waddress): New.
24214 * common.opt (Walways-true): Delete.
24215 (Wstring-literal-comparison): Delete.
24216 * doc/invoke.texi (Warning Options): Delete -Walways-true and
24217 -Wstring-literal-comparison. Add -Waddress.
24219 (Walways-true): Delete.
24220 (Wstring-literal-comparison): Delete.
24221 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
24222 consistently instead of -Walways-true in example.
24223 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
24224 * c-typeck.c (parser_build_binary_op): Replace
24225 -Wstring-literal-comparison and -Walways-true with -Waddress.
24226 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
24229 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
24231 * tree-cfg.c (dump_function_to_file): Be prepared for functions
24232 without DECL_STRUCT_FUNCTION initialized.
24234 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
24236 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
24237 due to calls to functions taking pointers as parameters.
24239 2007-02-19 Richard Henderson <rth@redhat.com>
24242 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
24245 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
24247 * config/s390/s390.c (s390_call_saved_register_used,
24248 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
24249 accessed to the new scheme.
24251 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
24253 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
24254 (cris_print_index, cris_print_operand, cris_print_operand_address)
24255 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
24256 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
24257 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
24258 GET_CODE () == xxx.
24259 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
24260 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
24261 GO_IF_LEGITIMATE_ADDRESS): Ditto.
24262 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
24263 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
24264 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
24265 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
24266 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
24267 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
24268 (uminsi3, call, call_value): Ditto.
24269 (define_split: indir_to_reg_split, unnamed): Ditto.
24271 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
24273 PR tree-optimization/30975
24274 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
24277 2007-02-18 Eric Christopher <echristo@gmail.com>
24279 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
24280 Remove use of arglist.
24281 (mips_expand_builtin): Remove use of arglist, pass in expr.
24282 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
24283 (mips_expand_builtin_movtf): Ditto.
24284 (mips_expand_builtin_compare): Ditto.
24286 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
24288 * tree-sra.c (sra_build_assignment): Replace assertion
24289 checking with a comment explaining why it can't be done.
24291 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
24293 PR middle-end/30833
24294 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
24295 during CALL_EXPR representation conversion.
24296 * tree-ssa-propagate.c (set_rhs): Likewise.
24298 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
24300 * tree-sra.c (sra_build_assignment): Disable assertion checking
24303 2007-02-18 Roger Sayle <roger@eyesopen.com>
24305 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
24306 instead of calling build2 with a GIMPLE_MODIFY_STMT.
24307 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
24309 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
24310 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
24311 gimplify_init_ctor_eval_range, gimple_push_cleanup,
24312 gimplify_omp_for, gimplify_omp_atomic_pipeline,
24313 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
24314 force_gimple_operand): Likewise.
24315 * ipa-cp.c (constant_val_insert): Likewise.
24316 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
24317 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
24318 perfect_nestify): Likewise.
24319 * langhooks.c (lhd_omp_assignment): Likewise.
24320 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
24321 lower_copyprivate_clauses, lower_send_clauses,
24322 lower_send_shared_vars, expand_parallel_call,
24323 expand_omp_for_generic, expand_omp_for_static_nochunk,
24324 expand_omp_for_static_chunk, expand_omp_sections,
24325 lower_omp_single_copy, lower_omp_for_lastprivate,
24326 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
24327 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
24328 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
24331 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
24333 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
24334 config/sh/sh.md: Follow spelling conventions.
24336 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
24337 config/frv/predicates.md: Follow spelling conventions.
24339 * config/m68k/linux-unwind.h: Fix a comment typo.
24340 * target.h: Follow spelling conventions.
24342 2007-02-18 Roger Sayle <roger@eyesopen.com>
24344 PR rtl-optimization/28173
24345 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
24346 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
24347 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
24348 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
24349 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
24351 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24353 * builtins.c (fold_builtin_load_exponent): New.
24354 (fold_builtin_2): Use it.
24356 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
24358 PR rtl-optimization/30773
24359 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
24360 if we fail to attach a REG_EQUIV note.
24362 2007-02-18 David Edelsohn <edelsohn@gnu.org>
24363 Roger Sayle <roger@eyesopen.com>
24365 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
24367 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
24369 * calls.c (initialize_argument_information): Pass original EXP
24370 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
24371 code to split complex arguments here, as part of initializing the
24373 (expand_call): Remove code that builds a list of arguments and
24374 inserts implicit arguments into it. Instead, just count how many
24375 implicit arguments there will be so we can determine the size of
24376 the ARGS array, and let initialize_argument_information do the work.
24377 (split_complex_values): Delete unused function.
24379 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
24381 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
24383 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
24385 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
24386 for arg pointer based indexed addressing.
24388 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
24390 * config/ia64/ia64.h, config/ia64/ia64.md,
24391 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
24392 spelling conventions.
24394 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
24396 * config/m68k/m68k.c (split_di): New.
24397 * config/m68k/m68k-protos.h: Declare split_di.
24398 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
24399 Improve predicate handling and split constant shifts.
24401 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
24403 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
24404 parameter for register bitfield operations, general predicates
24407 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
24409 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
24410 * config/m68k/linux-unwind.h: New file.
24412 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
24414 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
24415 config/i386/athlon.md, config/ia64/ia64.md,
24416 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
24417 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
24418 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
24419 tree-ssa-loop-niter.c, tree-vect-analyze.c,
24420 tree-vect-transform.c: Fix comment typos.
24422 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
24424 * sched-deps.c (find_insn_list): Remove.
24425 * sched-int.h: Remove the prototype for find_insn_list.
24427 2007-02-16 Geoffrey Keating <geoffk@apple.com>
24429 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
24431 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
24432 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
24433 darwin_rs6000_override_options.
24434 (C_COMMON_OVERRIDE_OPTIONS): Expect
24435 darwin_macosx_version_min to be non-NULL always.
24436 (TARGET_C99_FUNCTIONS): Likewise.
24437 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
24438 (DARWIN_MINVERSION_SPEC): New.
24439 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
24440 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
24442 (DARWIN_MINVERSION_SPEC): New.
24443 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
24445 * config/darwin-c.c (darwin_cpp_builtins): Expect
24446 darwin_macosx_version_min to be non-NULL always.
24448 * config/rs6000/rs6000.c: Clean up trailing whitespace.
24450 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
24452 * config/i386/i386.h (x86_use_xchgb): New.
24453 (TARGET_USE_XCHGB): New macro.
24454 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
24455 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
24456 Split after reload into bswaphi for shifts of 8.
24457 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
24458 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
24459 or when optimizing for size.
24461 2007-02-16 Richard Guenther <rguenther@suse.de>
24462 Christian Bruel <christian.bruel@st.com>
24464 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
24465 DECLs but prefer SSA_NAMEs over DECLs.
24467 2007-02-16 Richard Guenther <rguenther@suse.de>
24469 * tree-flow-inline.h (single_imm_use_p): Remove.
24470 (zero_imm_uses_p): Likewise.
24471 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
24472 instead of single_imm_use_p.
24473 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
24476 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24479 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
24480 nested double- and backquotes.
24482 2007-02-15 Roger Sayle <roger@eyesopen.com>
24484 PR middle-end/30391
24485 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
24486 should be unreachable.
24487 (build2_stat): Allow construction of MODIFY_EXPR at any time.
24488 For the time being redirect GIMPLE_MODIFY_STMT to the new
24489 (renamed) build_gimple_modify_stmt_stat.
24490 (build2_gimple_stat): Rename to...
24491 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
24492 Always build a GIMPLE_MODIFY_STMT node.
24493 * tree.h (build2_gimple, build2_gimple_stat): Delete.
24494 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
24497 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
24498 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
24499 * tree-complex.c (set_component_ssa_name, expand_complex_move,
24500 expand_complex_div_wide): Likewise.
24501 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
24502 * tree-ssa-loop-im.c (schedule_sm): Likewise.
24503 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
24504 * tree-ssa-loop-manip.c (create_iv): Likewise.
24505 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
24506 abs_replacement): Likewise.
24507 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
24508 realify_fake_stores): Likewise.
24510 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
24511 node rather than a GIMPLE_MODIFY_STMT node.
24512 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
24513 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
24515 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
24516 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
24517 GIMPLE_MODIFY_STMT.
24519 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
24521 PR middle-end/30433
24522 * fold-const.c (fold_comparison): Add back the
24523 folding of constant complex comparisions.
24525 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
24527 PR middle-end/30729
24528 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
24529 effects unknown to this function, return early.
24531 2007-02-15 Ian Lance Taylor <iant@google.com>
24533 * lower-subreg.c (move_eh_region_note): New static function.
24534 (resolve_simple_move): Call it.
24535 (decompose_multiword_subregs): Track blocks for which we resolve a
24536 simple move which is also a control flow insn. Pass them to
24537 find_many_sub_basic_blocks.
24538 (pass_lower_subreg): Add TODO_verify_flow.
24539 (pass_lower_subreg2): Likewise.
24541 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24542 Brooks Moses <brooks.moses@codesourcery.com>
24543 Lee Millward <lee.millward@codesourcery.com>
24545 * tree.h (enum tree_code_class): Add tcc_vl_exp.
24546 (VL_EXP_CLASS_P): New.
24547 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
24549 (TREE_OPERAND_CHECK_CODE): Likewise.
24550 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
24551 (TREE_RTL_OPERAND_CHECK): Likewise.
24552 (tree_operand_check_failed): Make second parameter the whole tree
24553 instead of its code. Fixed callers.
24554 (VL_EXP_CHECK): New.
24555 (TREE_OPERAND_LENGTH): New.
24556 (VL_EXP_OPERAND_LENGTH): New.
24557 (CALL_EXPR_FN): New.
24558 (CALL_EXPR_STATIC_CHAIN): New.
24559 (CALL_EXPR_ARGS): New.
24560 (CALL_EXPR_ARG): New.
24561 (call_expr_nargs): New.
24562 (CALL_EXPR_ARGP): New.
24563 (build_nt_call_list): Declare.
24564 (build_vl_exp_stat): Declare.
24565 (build_vl_exp): New.
24566 (build_call_list): Declare.
24567 (build_call_nary): Declare.
24568 (build_call_valist): Declare.
24569 (build_call_array): Declare.
24570 (call_expr_arg): Declare.
24571 (call_expr_argp): Declare.
24572 (call_expr_arglist): Declare.
24573 (fold_build_call_list): Declare.
24574 (fold_build_call_list_initializer): Declare.
24575 (fold_call_expr): Declare to replace fold_builtin.
24576 (fold_builtin_fputs): Update to agree with modified definition.
24577 (fold_builtin_strcpy): Likewise.
24578 (fold_builtin_strncpy): Likewise.
24579 (fold_builtin_memory_chk): Likewise.
24580 (fold_builtin_stxcpy_chk): Likewise.
24581 (fold_builtin_strncpy_chk): Likewise.
24582 (fold_builtin_next_arg): Likewise.
24583 (fold_build_call_expr): Declare.
24584 (fold_builtin_call_list): Declare.
24585 (fold_builtin_call_valist): Declare.
24586 (build_call_expr): Declare.
24587 (validate_arglist): Update to agree with modified definition.
24588 (tree_operand_length): New.
24589 (call_expr_arg_iterator): New.
24590 (init_call_expr_arg_iterator): New.
24591 (next_call_expr_arg): New.
24592 (first_call_expr_arg): New.
24593 (more_call_expr_args_p): New.
24594 (FOR_EACH_CALL_EXPR_ARG): New.
24596 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
24597 and tcc_gimple_stmt.
24598 (tree_code_size): Update documentation. Use sizeof (tree) rather
24599 than sizeof (char *).
24600 (tree_size): Likewise. Add case for tcc_vl_exp.
24601 (tree_node_structure): Add case for tcc_vl_exp.
24602 (contains_placeholder_p): Likewise.
24603 (substitute_in_expr): Likewise.
24604 (substitute_placeholder_in_expr): Likewise.
24605 (stabilize_reference_1): Likewise.
24606 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
24607 to diagnose breakage of this interface for constructing CALL_EXPRs.
24608 (build_nt): Add similar assertion here.
24609 (build_nt_call_list): New.
24610 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
24611 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
24613 (get_callee_fndecl): Use new CALL_EXPR accessors.
24614 (tree_operand_check_failed): Change parameters to pass entire node
24615 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
24616 (process_call_operands): New.
24617 (build_vl_exp_stat): New.
24618 (build_call_list): New.
24619 (build_call_nary): New.
24620 (build_call_valist): New.
24621 (build_call_array): New.
24622 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24623 (call_expr_arglist): New.
24625 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
24626 tcc_vl_exp instead of a fixed-size tcc_expression.
24628 * doc/c-tree.texi (CALL_EXPR): Document new representation and
24629 accessors for CALL_EXPRs.
24630 (AGGR_INIT_EXPR): Likewise.
24632 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24633 Brooks Moses <brooks.moses@codesourcery.com>
24634 Lee Millward <lee.millward@codesourcery.com>
24636 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
24637 (expand_builtin_nonlocal_goto): Change parameter to be entire
24638 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
24639 (expand_builtin_prefetch): Likewise.
24640 (expand_builtin_classify_type): Likewise.
24641 (mathfn_built_in): Return NULL_TREE instead of 0.
24642 (expand_errno_check): Use new CALL_EXPR accessors.
24643 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
24644 Return NULL_RTX instead of 0.
24645 (expand_builtin_mathfn_2): Likewise.
24646 (expand_builtin_mathfn_3): Likewise.
24647 (expand_builtin_interclass_mathfn): Likewise.
24648 (expand_builtin_sincos): Likewise.
24649 (expand_builtin_cexpi): Likewise.
24650 (expand_builtin_int_roundingfn): Likewise.
24651 (expand_builtin_int_roundingfn_2): Likewise.
24652 (expand_builtin_pow): Likewise.
24653 (expand_builtin_powi): Likewise.
24654 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
24655 of arglist, fixing callers appropriately. Use new CALL_EXPR
24656 accessors and constructors. Return NULL_RTX instead of 0.
24657 (expand_builtin_strstr): Likewise.
24658 (expand_builtin_strchr): Likewise.
24659 (expand_builtin_strrchr): Likewise.
24660 (expand_builtin_strpbrk): Likewise.
24661 (expand_builtin_memcpy): Likewise.
24662 (expand_builtin_mempcpy): Likewise.
24663 (expand_builtin_mempcpy_args): New.
24664 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
24665 (expand_builtin_memmove_args): New.
24666 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
24667 (expand_movstr): Likewise.
24668 (expand_builtin_strcpy): Likewise.
24669 (expand_builtin_strcpy_args): New.
24670 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
24671 (expand_builtin_strncpy): Likewise.
24672 (expand_builtin_memset): Likewise.
24673 (expand_builtin_memset_args): New.
24674 (expand_builtin_bzero): Similarly to expand_builtin_memset.
24675 (expand_builtin_memcmp): Likewise.
24676 (expand_builtin_strcmp): Likewise.
24677 (expand_builtin_strncmp): Likewise.
24678 (expand_builtin_strcat): Likewise.
24679 (expand_builtin_strncat): Likewise.
24680 (expand_builtin_strspn): Likewise.
24681 (expand_builtin_strcspn): Likewise.
24682 (expand_builtin_args_info): Likewise.
24683 (expand_builtin_va_start): Likewise.
24684 (gimplify_va_arg_expr): Likewise.
24685 (expand_builtin_va_end): Likewise.
24686 (expand_builtin_va_copy): Likewise.
24687 (expand_builtin_frame_address): Likewise.
24688 (expand_builtin_alloca): Likewise.
24689 (expand_builtin_bswap): Likewise.
24690 (expand_builtin_unop): Likewise.
24691 (expand_builtin_fputs): Likewise.
24692 (expand_builtin_expect): Likewise.
24693 (expand_builtin_fabs): Likewise.
24694 (expand_builtin_copysign): Likewise.
24695 (expand_builtin_printf): Likewise.
24696 (expand_builtin_fprintf): Likewise.
24697 (expand_builtin_sprintf): Likewise.
24698 (expand_builtin_init_trampoline): Likewise.
24699 (expand_builtin_signbit): Likewise.
24700 (expand_builtin_fork_or_exec): Likewise.
24701 (expand_builtin_sync_operation): Likewise.
24702 (expand_builtin_compare_and_swap): Likewise.
24703 (expand_builtin_lock_test_and_set): Likewise.
24704 (expand_builtin_lock_release): Likewise.
24705 (expand_builtin): Likewise.
24706 (builtin_mathfn_code): Likewise.
24708 (fold_builtin_constant_p): Pass call arguments individually instead
24709 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
24710 accessors and constructors. Return NULL_TREE instead of 0.
24711 (fold_builtin_expect): Likewise.
24712 (fold_builtin_classify_type): Likewise.
24713 (fold_builtin_strlen): Likewise.
24714 (fold_builtin_nan): Likewise.
24715 (integer_valued_real_p): Likewise.
24716 (fold_trunc_transparent_mathfn): Likewise.
24717 (fold_fixed_mathfn): Likewise.
24718 (fold_builtin_cabs): Likewise.
24719 (fold_builtin_sqrt): Likewise.
24720 (fold_builtin_cbrt): Likewise.
24721 (fold_builtin_cos): Likewise.
24722 (fold_builtin_cosh): Likewise.
24723 (fold_builtin_tan): Likewise.
24724 (fold_builtin_sincos): Likewise.
24725 (fold_builtin_cexp): Likewise.
24726 (fold_builtin_trunc): Likewise.
24727 (fold_builtin_floor): Likewise.
24728 (fold_builtin_ceil): Likewise.
24729 (fold_builtin_round): Likewise.
24730 (fold_builtin_int_roundingfn): Likewise.
24731 (fold_builtin_bitop): Likewise.
24732 (fold_builtin_bswap): Likewise.
24733 (fold_builtin_logarithm): Likewise.
24734 (fold_builtin_hypot): Likewise.
24735 (fold_builtin_pow): Likewise.
24736 (fold_builtin_powi): Likewise.
24737 (fold_builtin_exponent): Likewise.
24738 (fold_builtin_memset): Likewise.
24739 (fold_builtin_bzero): Likewise.
24740 (fold_builtin_memory_op): Likewise.
24741 (fold_builtin_bcopy): Deleted; call site changed to invoke
24742 fold_builtin_memory_op directly.
24743 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
24744 (fold_builtin_strncpy): Likewise.
24745 (fold_builtin_memcmp): Likewise.
24746 (fold_builtin_strcmp): Likewise.
24747 (fold_builtin_strncmp): Likewise.
24748 (fold_builtin_signbit): Likewise.
24749 (fold_builtin_copysign): Likewise.
24750 (fold_builtin_isascii): Likewise.
24751 (fold_builtin_toascii): Likewise.
24752 (fold_builtin_isdigit): Likewise.
24753 (fold_builtin_fabs): Likewise.
24754 (fold_builtin_abs): Likewise.
24755 (fold_builtin_fmin_fmax): Likewise.
24756 (fold_builtin_carg): Likewise.
24757 (fold_builtin_classify): Likewise.
24758 (fold_builtin_unordered_cmp): Likewise.
24760 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
24761 New functions split out from fold_builtin_1.
24762 (fold_builtin_n): New.
24763 (fold_builtin_varargs): New.
24764 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
24766 (fold_call_expr): New.
24767 (build_function_call_expr): Rewrite to use new helper function.
24768 (fold_builtin_call_list): New.
24769 (build_call_expr): New.
24770 (fold_builtin_call_valist): New.
24771 (rewrite_call_expr): New.
24772 (validate_arg): New.
24773 (validate_arglist): Change parameter to be entire CALL_EXPR instead
24774 of an arglist. Change return type to bool. Use new CALL_EXPR
24777 (fold_builtin_strstr): Pass call arguments individually instead
24778 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
24779 accessors and constructors. Return NULL_TREE instead of 0.
24780 (fold_builtin_strchr): Likewise.
24781 (fold_builtin_strrchr): Likewise.
24782 (fold_builtin_strpbrk): Likewise.
24783 (fold_builtin_strcat): Likewise.
24784 (fold_builtin_strncat): Likewise.
24785 (fold_builtin_strspn): Likewise.
24786 (fold_builtin_strcspn): Likewise.
24787 (fold_builtin_fputs): Likewise.
24788 (fold_builtin_next_arg): Likewise.
24789 (fold_builtin_sprintf): Likewise.
24791 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
24792 NULL_RTX instead of 0.
24793 (expand_builtin_memory_chk): Likewise.
24794 (maybe_emit_chk_warning): Likewise.
24795 (maybe_emit_sprintf_chk_warning): Likewise.
24797 (fold_builtin_object_size): Pass call arguments individually instead
24798 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
24799 accessors and constructors. Return NULL_TREE instead of 0.
24800 (fold_builtin_memory_chk): Likewise.
24801 (fold_builtin_stxcpy_chk): Likewise.
24802 (fold_builtin_strncpy_chk): Likewise.
24803 (fold_builtin_strcat_chk): Likewise.
24804 (fold_builtin_strcat_chk): Likewise.
24805 (fold_builtin_strncat_chk): Likewise.
24806 (fold_builtin_sprintf_chk): Likewise.
24807 (fold_builtin_snprintf_chk): Likewise.
24808 (fold_builtin_printf): Likewise.
24809 (fold_builtin_vprintf): Likewise.
24811 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
24813 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
24814 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24815 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
24816 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
24817 (fold_unary): Likewise.
24818 (fold_binary): Likewise.
24819 (fold_ternary): Remove CALL_EXPR case, since they are no longer
24820 ternary expressions.
24821 (fold): Add logic for tcc_vl_exp.
24822 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
24823 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24824 (fold_build3_stat): Add assertion to flag broken interface for
24825 constructing CALL_EXPRs.
24826 (fold_build_call_list): New.
24827 (fold_build_call_list_initializer): New.
24828 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
24830 (fold_strip_sign_ops): Likewise.
24832 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
24833 Brooks Moses <brooks.moses@codesourcery.com>
24834 Lee Millward <lee.millward@codesourcery.com>
24836 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
24837 accessors and dump arguments explicitly.
24839 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
24841 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
24843 (print_call_name): Use new CALL_EXPR accessors.
24845 * print-tree.c (print_node): Add case tcc_vl_exp. Print
24846 CALL_EXPR arguments explicitly instead of as a list. Use
24847 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24849 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
24850 (vrp_visit_stmt): Likewise.
24852 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
24853 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
24855 (force_move_till_expr): Likewise.
24857 * targhooks.c (default_external_stack_protect_fail): Use
24858 build_call_expr instead of build_function_call_expr.
24859 (default_hidden_stack_protect_fail): Likewise.
24861 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
24864 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
24865 and walk arguments explicitly.
24867 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
24868 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24869 (expand_simple_operations): Likewise.
24870 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
24872 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
24873 of TREE_CODE_LENGTH.
24874 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
24876 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
24877 instead of TREE_CODE_LENGTH.
24879 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
24880 (tree_ic_transform): Likewise.
24881 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
24882 parameter instead of arglist. Fix callers.
24883 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
24884 (tree_stringops_transform): Likewise.
24885 (tree_indirect_call_to_profile): Likewise.
24886 (tree_stringops_values_to_profile): Likewise.
24888 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
24889 (eliminate_tail_call): Likewise.
24891 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
24893 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
24894 Use TREE_OPERAND_LENGTH and generalize to handle any number of
24896 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
24898 * omp-low.c (build_omp_barrier): Use build_call_expr.
24899 (lower_rec_input_clauses): Likewise.
24900 (lower_reduction_clauses): Likewise.
24901 (expand_parallel_call): Likewise.
24902 (maybe_catch_exception): Likewise.
24903 (expand_omp_for_generic): Likewise.
24904 (expand_omp_for_static_nochunk): Likewise.
24905 (expand_omp_sections): Likewise.
24906 (lower_omp_single_simple): Likewise.
24907 (lower_omp_single_copy): Likewise.
24908 (lower_omp_master): Likewise.
24909 (lower_omp_ordered): Likewise.
24910 (lower_omp_critical): Likewise.
24912 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
24913 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
24915 * tree-gimple.c (is_gimple_call_addr): Fix doc.
24916 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
24917 TREE_CODE_LENGTH. Add tcc_vl_exp case.
24919 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
24920 and generalize to handle any number of operands.
24921 (chrec_contains_undetermined): Likewise.
24922 (tree_contains_chrecs): Likewise.
24923 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
24925 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
24927 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
24928 fold_call_expr instead of fold_builtin.
24929 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
24930 match declarations there.
24931 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
24934 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
24935 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24937 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
24938 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
24940 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
24943 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
24944 (execute_cse_sincos): Use new CALL_EXPR accessors.
24946 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
24948 * gimple-low.c (lower_function_body): Use build_call_expr.
24949 (lower_builtin_setjmp): Likewise.
24951 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
24952 (set_storage_via_libcall): Likewise.
24953 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
24954 instead of TREE_CODE_LENGTH.
24955 (expand_expr_real_1): Use new CALL_EXPR accessors.
24957 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
24958 generalize to handle any number of operands.
24959 (TB_parent_eq): Likewise.
24961 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
24962 (strip_builtin_expect): Likewise.
24964 * function.c (gimplify_parameters): Use build_call_expr.
24966 * tree-vectorizer.c (vect_is_simple_reduction): Use
24967 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
24969 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
24970 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
24972 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
24975 * gimplify.c (build_stack_save_restore): Use build_call_expr.
24976 (gimplify_decl_expr): Likewise.
24977 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
24978 Use new CALL_EXPR iterators.
24979 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
24980 (gimplify_modify_expr_to_memset): Likewise.
24981 (gimplify_variable_sized_compare): Likewise.
24982 (gimplify_omp_atomic_fetch_op): Likewise.
24983 (gimplify_omp_atomic_pipeline): Likewise.
24984 (gimplify_omp_atomic_mutex): Likewise.
24985 (gimplify_function_tree): Likewise.
24987 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
24988 (call_expr_flags): Likewise.
24989 (expand_call): Likewise.
24991 * except.c (expand_builtin_eh_return_data_regno): Pass entire
24992 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
24995 * coverage.c (create_coverage): Use build_call_expr.
24997 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
24998 (temp_call_expr_obstack): New.
24999 (pool_copy_list): Delete.
25000 (temp_copy_call_expr): New.
25001 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
25002 CALL_EXPR accessors. Get rid of special goo for copying argument
25003 lists and use temp_copy_call_expr instead.
25004 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
25005 CALL_EXPR accessors.
25006 (create_expression_by_pieces): Likewise. Use build_call_array
25007 to construct the result instead of fold_build3.
25008 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
25009 dealing with argument lists.
25010 (init_pre): Remove references to expression_node_pool and
25011 list_node_pool. Init temp_call_expr_obstack instead.
25012 (fini_pre): Remove references to expression_node_pool and
25015 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
25016 and walk arguments explicitly instead of as a list.
25018 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
25019 (mx_register_decls): Likewise.
25020 (mudflap_register_call): Likewise.
25021 (mudflap_finish_file): Likewise.
25023 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
25024 (ipa_callsite_compute_param): Likewise.
25026 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
25027 accessors and constructor.
25029 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
25030 accessors and constructor.
25031 (convert_tramp_reference): Likewise.
25032 (convert_call_expr): Likewise.
25033 (finalize_nesting_tree_1): Likewise.
25035 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
25038 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
25040 * tree-inline.c (initialize_inlined_parameters): Pass entire
25041 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
25043 (estimate_num_insns_1): Use new CALL_EXPR accessors.
25044 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
25046 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
25047 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25048 (vectorizable_reduction): Likewise.
25049 (vectorizable_call): Use new CALL_EXPR iterators.
25050 (vectorizable_conversion): Use build_call_expr.
25051 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
25052 (vect_gen_widened_results_half): Use build_call_expr.
25053 (vect_setup_realignment): Likewise.
25054 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
25056 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
25057 (pass_through_call): Likewise.
25058 (compute_object_sizes): Likewise. Use fold_call_expr instead of
25061 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
25062 (tree_gen_pow2_profiler): Likewise.
25063 (tree_gen_one_value_profiler): Likewise.
25064 (tree_gen_ic_func_profiler): Likewise.
25065 (tree_gen_average_profiler): Likewise.
25066 (tree_gen_ior_profiler): Likewise.
25068 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
25069 (find_func_aliases): Use new CALL_EXPR accessors. Add case
25070 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25072 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
25073 of TREE_CODE_LENGTH.
25075 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
25076 of TREE_CODE_LENGTH.
25078 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
25080 (convert_to_integer): Likewise.
25082 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
25085 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25086 Brooks Moses <brooks.moses@codesourcery.com>
25087 Lee Millward <lee.millward@codesourcery.com>
25089 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
25091 * config/frv/frv.c (frv_expand_builtin): Likewise.
25092 * config/s390/s390.c (s390_expand_builtin): Likewise.
25094 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
25095 (sparc_expand_builtin): Use new CALL_EXPR accessors.
25097 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
25098 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
25099 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
25100 (ix86_expand_store_builtin): Likewise.
25101 (ix86_expand_unop_builtin): Likewise.
25102 (ix86_expand_unop1_builtin): Likewise.
25103 (ix86_expand_sse_compare): Likewise.
25104 (ix86_expand_sse_comi): Likewise.
25105 (ix86_expand_vec_init_builtin): Likewise.
25106 (ix86_expand_vec_ext_builtin): Likewise.
25107 (ix86_expand_vec_set_builtin): Likewise.
25108 (ix86_expand_builtin): Use new CALL_EXPR accessors.
25110 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
25111 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
25113 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
25114 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
25115 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
25117 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
25119 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
25120 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
25121 arglist. Use new CALL_EXPR accessors. Fix callers.
25122 (altivec_expand_abs_builtin): Likewise.
25123 (rs6000_expand_binop_builtin): Likewise.
25124 (altivec_expand_predicate_builtin): Likewise.
25125 (altivec_expand_lv_builtin): Likewise.
25126 (spe_expand_stv_builtin): Likewise.
25127 (altivec_expand_stv_builtin): Likewise.
25128 (rs6000_expand_ternop_builtin): Likewise.
25129 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
25130 (altivec_expand_st_builtin): Likewise.
25131 (altivec_expand_dst_builtin): Likewise.
25132 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
25133 arglist. Use new CALL_EXPR accessors. Fix callers.
25134 (altivec_expand_vec_set_builtin): Likewise.
25135 (altivec_expand_vec_ext_builtin): Likewise.
25136 (altivec_expand_builtin): Use new CALL_EXPR accessors.
25137 (spe_expand_builtin): Likewise.
25138 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
25139 arglist. Use new CALL_EXPR accessors. Fix callers.
25140 (spe_expand_evsel_builtin): Likewise.
25141 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
25142 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
25144 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
25145 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
25146 (arm_expand_unop_builtin): Likewise.
25147 (arm_expand_builtin): Use new CALL_EXPR accessors.
25149 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
25152 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
25153 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
25155 (bfin_expand_unop_builtin): Likewise.
25156 (bfin_expand_builtin): Use new CALL_EXPR accessors.
25158 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25159 Brooks Moses <brooks.moses@codesourcery.com>
25160 Lee Millward <lee.millward@codesourcery.com>
25162 * c-semantics.c (build_stmt): Add internal diagnostic check.
25164 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
25165 accessors. Print arguments explicitly instead of as a list.
25167 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
25169 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
25170 (c_finish_omp_flish): Likewise.
25172 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
25173 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
25174 instead of TREE_CODE_LENGTH.
25175 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
25176 (c_warn_unused_result): Likewise.
25178 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25181 * doc/invoke.texi (Warning Options): Remove
25182 -Werror-implicit-function-declaration.
25183 (Wimplicit-function-declaration): Update description.
25184 * opts.c (common_handle_option): Move handling of -Werror=* to...
25185 (enable_warning_as_error): ...here.
25186 * opts.h (enable_warning_as_error): Declare.
25187 * c-decl.c (implicit_decl_warning): Unless
25188 -Wno-implicit-function-declaration is given, emit a pedwarn if
25189 -std=c99 or emit a warning if -Wimplicit-function-declaration.
25190 * c.opt (Wimplicit-function-declaration): Replace
25191 mesg_implicit_function_declaration with
25192 warn_implicit_function_declaration.
25193 * c-opts.c (c_common_handle_option):
25194 -Werror-implicit-function-declaration is exactly equal as
25195 -Werror=implicit-function-declaration.
25196 (set_Wimplicit): Replace mesg_implicit_function_declaration with
25197 warn_implicit_function_declaration.
25198 (c_common_post_options): -Wimplict-function-declaration is enabled
25199 by default by -std=c99, otherwise is disabled by default.
25200 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
25202 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
25204 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
25205 DECL on the rhs to a DECL on the lhs for debug info purposes if the
25206 former is ignored but not the latter.
25208 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
25210 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
25211 is made and the reference doesn't use the alias set of its type,
25212 do not create the temporary using that type.
25214 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
25216 * jump.c: Remove prototypes for delete_computation and
25217 delete_prior_computation.
25219 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
25221 * jump.c (get_label_after): Delete.
25222 (get_label_before, delete_computation, delete_jump,
25223 delete_prior_computation, follow_jumps): Move...
25224 * reorg.c (delete_computation, delete_prior_computation): ... here...
25225 (get_label_before, delete_jump): ... making these static ...
25226 (follow_jumps): ... and simplifying this since it only runs after
25228 * rtl.h (get_label_after, get_label_before, delete_jump,
25229 follow_jumps): Delete prototypes.
25231 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
25233 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
25235 2007-02-15 Nick Clifton <nickc@redhat.com>
25237 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
25238 order to prevent it from being munged by the target.
25240 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
25242 * config/i386/i386.md: Remove misleading comment.
25244 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
25246 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
25247 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
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 * tree-sra.c (instantiate_missing_elements): Canonicalize
25262 (sra_build_assignment): New.
25263 (generate_copy_inout, generate_element_copy,
25264 generate_element_zero, generate_one_element_init): Use it.
25266 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
25268 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
25271 2007-02-14 Joseph Myers <joseph@codesourcery.com>
25273 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
25274 types as aggregates not scalars.
25275 * function.c (assign_stack_temp_for_type): Likewise.
25277 2007-02-14 Roger Sayle <roger@eyesopen.com>
25278 Zdenek Dvorak <dvorakz@suse.cz>
25280 * tree-dump.c (dump_switch_p_1): Require exact match of the option
25283 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
25285 * passes.c (next_pass_1): Clear the next field of the copied
25288 2007-02-14 Richard Henderson <rth@redhat.com>
25290 * tree-sra.c (early_sra): New.
25291 (decl_can_be_decomposed_p): Deny va_list if early_sra.
25292 (tree_sra_early, pass_sra_early): New.
25293 * tree-pass.h (pass_sra_early): Declare.
25294 * passes.c (init_optimization_passes): Use it.
25296 2007-02-14 Richard Guenther <rguenther@suse.de>
25298 * flags.h (issue_strict_overflow_warning): Convert to a macro.
25300 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
25302 PR tree-optimization/30771
25303 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
25305 (vect_analyze_operations): Induction phis can now be marked as
25307 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
25308 Update documentation accordingly.
25310 2007-02-14 Nick Clifton <nickc@redhat.com>
25312 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
25313 most 3 arguments are supported.
25314 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
25316 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
25318 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
25319 Ensure dst->current is valid.
25321 2007-02-13 Paul Brook <paul@codesourcery.com>
25323 * config.gcc: Add arm*-*-uclinux-*eabi.
25324 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
25325 (SUBTARGET_EXTRA_LINK_SPEC): Define.
25326 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
25327 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
25328 (LINK_SPEC): Define.
25329 (LIB_SPEC): Define.
25330 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
25332 * config/arm/uclinux-eabi.h: New file.
25333 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
25334 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
25337 2007-02-13 Ian Lance Taylor <iant@google.com>
25339 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
25340 * flags.h (warn_strict_overflow): Declare.
25341 (enum warn_strict_overflow_code): Define.
25342 (issue_strict_overflow_warning): New static inline function.
25343 * opts.c (warn_strict_overflow): New variable.
25344 (common_handle_option): Handle OPT_Wstrict_overflow and
25345 OPT_Wstrict_overflow_.
25346 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
25348 * fold-const.c: Include intl.h.
25349 (fold_deferring_overflow_warnings): New static variable.
25350 (fold_deferred_overflow_warning): New static variable.
25351 (fold_deferred_overflow_code): New static variable.
25352 (fold_defer_overflow_warnings): New function.
25353 (fold_undefer_overflow_warnings): New function.
25354 (fold_undefer_and_ignore_overflow_warnings): New function.
25355 (fold_deferring_overflow_warnings_p): New function.
25356 (fold_overflow_warning): New static function.
25357 (make_range): Add strict_overflow_p parameter. Change all
25359 (extract_muldiv, extract_muldiv_1): Likewise.
25360 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
25361 tree_expr_nonnegative_p.
25362 (fold_negate_expr): Call fold_overflow_warning.
25363 (fold_range_test): Likewise.
25364 (fold_comparison): Likewise.
25365 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
25366 instead of tree_expr_nonnegative_p.
25367 (tree_expr_nonnegative_warnv_p): Rename from
25368 tree_expr_nonnegative_p, add strict_overflow_p parameter.
25369 (tree_expr_nonnegative_p): New function.
25370 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
25371 strict_overflow_p parameter.
25372 (tree_expr_nonzero_p): New function.
25373 * passes.c (verify_interpass_invariants): New static function.
25374 (execute_one_pass): Call it.
25375 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
25377 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
25378 (estimate_numbers_of_iterations): Likewise.
25379 (scev_probably_wraps_p): Likewise.
25380 * tree-ssa-ccp.c: Include "toplev.h".
25381 (evaluate_stmt): Defer fold overflow warnings until we know we are
25383 (struct fold_stmt_r_data): Add stmt field.
25384 (fold_stmt_r): Defer fold overflow warnings until we know we
25386 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
25387 (fold_stmt_inplace): Likewise.
25388 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
25389 (cleanup_control_expr_graph): Defer fold overflow warnings until
25390 we know we are going to optimize.
25391 * tree-cfg.c (fold_cond_expr_cond): Likewise.
25392 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
25394 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
25395 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
25396 * tree-ssa-loop-manip.c (create_iv): Likewise.
25397 * c-typeck.c (build_conditional_expr): Likewise.
25398 (build_binary_op): Likewise.
25399 * tree-vrp.c (vrp_expr_computes_nonzero): Call
25400 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
25401 (extract_range_from_unary_expr): Likewise.
25402 * simplify-rtx.c (simplify_const_relational_operation): Warn when
25403 assuming that signed overflow does not occur.
25404 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
25405 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
25406 (fold_defer_overflow_warnings): Declare.
25407 (fold_undefer_overflow_warnings): Declare.
25408 (fold_undefer_and_ignore_overflow_warnings): Declare.
25409 (fold_deferring_overflow_warnings_p): Declare.
25410 (tree_expr_nonzero_warnv_p): Declare.
25411 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
25412 of warning options.
25413 (Warning Options): Document -Wstrict-overflow.
25414 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
25415 (tree-ssa-ccp.o): Likewise.
25416 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
25417 (fold-const.o): Depend on intl.h.
25419 2007-02-13 Ian Lance Taylor <iant@google.com>
25421 PR middle-end/30751
25422 * lower-subreg.c (resolve_simple_move): Decompose subregs in
25425 2007-02-13 Stuart Hastings <stuart@apple.com>
25427 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
25429 2007-02-13 Richard Henderson <rth@redhat.com>
25431 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
25432 handled_component_p before looking for the indirect_ref.
25434 2007-02-13 Richard Henderson <rth@redhat.com>
25436 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
25437 remove flags clobber.
25438 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
25439 (bswaphi_lowpart): New.
25440 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
25441 remove TARGET_BSWAP test. Delete expander of the same name.
25443 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
25444 (expand_unop): Use them.
25446 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
25448 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
25449 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
25450 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
25451 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
25452 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
25453 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
25454 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
25455 assembler dialect choice from asm templates.
25457 2007-02-12 Richard Henderson <rth@redhat.com>
25459 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
25460 (fixuns_trunc<SSEMODEF>si2): Use it.
25461 * config/i386/sse.md (vec_setv4sf_0): Export.
25462 * config/i386/i386.c (ix86_build_const_vector): Export.
25463 (ix86_split_convert_uns_si_sse): Rename from
25464 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
25465 * config/i386/i386-protos.h: Update.
25467 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25470 * c-typeck.c (c_finish_return): Improve warning message.
25472 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25474 * alias.c (find_symbolic_term): Delete unused function.
25476 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
25478 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
25479 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
25480 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
25482 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
25484 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
25485 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
25486 the function, temporarily point the debug interface to the null one.
25488 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
25490 * dwarf2out.c (round_up_to_align): New static function.
25491 (field_byte_offset): Use it to round the offset.
25493 2007-02-12 Richard Henderson <rth@redhat.com>
25495 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
25496 (inswl_const): Export.
25498 2007-02-12 Richard Henderson <rth@redhat.com>
25500 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
25501 result mode of the libcall, convert back to outmode.
25503 2007-02-12 Roger Sayle <roger@eyesopen.com>
25505 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
25506 (bswapdi2): New define_expand to implement 32-bit implementation.
25508 2007-02-12 Nick Clifton <nickc@redhat.com>
25510 * doc/invoke.texi (Overall Options): Document --help=.
25511 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
25512 (cc1_options): Pass --help= on to cc1.
25513 (display_help): Add description of --help=.
25514 (process_command): Add code to handle --help=. Allow translated
25515 --help and --target-help switches to be passed on to compiler
25517 (main): Remove unused if statement.
25518 * opts.c (columns): Remove.
25519 (LEFT_COLUMN): Define.
25520 (wrap_help): Add columns argument.
25521 (print_filtered_help): Change parameters to be an include bitmask,
25522 an exclude bitmask, an any bitmask and the column width. Move the
25523 code to display the params list here. Add code to display the
25524 status of options rather than their descriptions if the quiet flag
25526 (print_specific_help): Change parameters to be an include bitmask,
25527 an exclude bitmask and an any bitmask. Move code to look up the
25528 column width here. Decide upon the title for an options listing.
25529 (common_handle_options): Add code to handle --help=. Adapt code
25530 for --help and --target-help to use the revised form of the
25531 print_specific_help function.
25532 (print_help): Delete.
25533 (print_param_help): Delete.
25534 (print_switch): Delete.
25535 * opts.h (cl_lang_count): Add prototype.
25536 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
25537 CL_MAX_OPTION_CLASS): New defines.
25538 * optc-gen.awk: Add construction of cl_lang_count.
25539 * c.opt: Add Warning attribute to warning options and Optimization
25540 attribute to optimization options.
25541 * common.opt: Likewise.
25543 Add -fhelp and -ftarget-help as aliases for the transformed --help
25544 and --target-help options.
25545 * opt-functions.awk: Add code to handle Warning and Optimization
25548 2007-02-12 Richard Henderson <rth@redhat.com>
25550 * config/alpha/constraints.md: New file.
25551 * config/alpha/alpha.c: Include tm-constrs.h.
25552 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
25553 alpha_extra_constraint): Remove.
25554 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
25555 * config/alpha/alpha-protos.h: Update.
25556 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
25557 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
25558 (EXTRA_CONSTRAINT): Remove.
25559 * config/alpha/alpha.md: Include constraints.md.
25560 (adddi splitter): Use satisfies_constraint_*.
25561 * config/alpha/predicates.md (add_operand): Likewise.
25562 (sext_add_operand, addition_operation): Likewise.
25564 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
25566 PR tree-optimization/29145
25567 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
25568 in our handling of restrict qualified pointers.
25570 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25573 * doc/invoke.texi (Wunused-value): Update description.
25574 (Wextra): Delete item.
25575 * opts.c (set_Wextra): Don't use the value of Wextra to set the
25576 value of Wunused-value.
25577 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
25578 (c_finish_stmt_expr): Don't check extra_warnings.
25579 (emit_side_effect_warnings): The caller is responsible to check
25582 2007-02-11 Roger Sayle <roger@eyesopen.com>
25583 Matt Thomas <matt@3am-software.com>
25585 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
25587 2007-02-11 Roger Sayle <roger@eyesopen.com>
25589 * simplify-rtx.c (simplify_relational_operation_1): Optimize
25590 comparisons of POPCOUNT against zero.
25591 (simplify_const_relational_operation): Likewise.
25593 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25595 * doc/invoke.texi (Wextra): Delete outdated paragraph.
25597 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25599 * dwarf2out.c (root_type): Delete unused function.
25601 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25603 * genattrtab.c (contained_in_p): Delete unused function.
25604 (write_expr_attr_cache): Likewise.
25606 2007-02-11 Jan Hubicka <jh@suse.cz>
25608 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
25611 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
25613 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
25614 to add the REG_EQ* note.
25615 * see.c (see_merge_one_use_extension): Likewise.
25616 * local-alloc.c (update_equiv_regs): Likewise. Also don't
25617 turn REG_EQUAL notes into REG_EQUIV notes if the target
25618 register may have more than one set.
25619 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
25620 * gcse.c (try_replace_reg): Likewise.
25621 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
25622 * calls.c (fixup_tail_calls): Likewise. Abort if there is
25623 more than one REG_EQUIV note.
25624 * reload1.c (gen_reload): Use set_unique_reg_note.
25626 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
25628 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
25629 (ix86_builtin_conversion): New function.
25631 2007-02-06 Mark Mitchell <mark@codesourcery.com>
25634 * tree.h (DECL_REPLACEABLE_P): New macro.
25635 * except.c (set_nothrow_function_flags): Likewise.
25637 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
25638 Ira Rosen <irar@il.ibm.com>
25639 Dorit Nuzman <dorit@il.ibm.com>
25641 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
25642 * targhooks.c (default_builtin_vectorized_conversion): New.
25643 * targhooks.h (default_builtin_vectorized_function): New declaration.
25644 * target.h (struct vectorize): Add builtin_conversion field.
25645 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
25646 stmt_vec_info_type value.
25647 (vectorizable_conversion): New declaration.
25648 * tree-vect-analyze.c (vect_analyze_operations): Add
25649 vectorizable_conversion call.
25650 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
25651 * tree-vect-transform.c (vectorizable_conversion): New function.
25652 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
25653 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
25655 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
25656 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
25657 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
25658 or ALTIVEC_BUILTIN_VCFSX.
25660 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25663 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
25664 CONST_DOUBLE and operand 0 is a hard register.
25665 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
25666 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
25667 is a hard floating-point register.
25669 2007-02-10 Richard Henderson <rth@redhat.com>
25670 Jakub Jelinek <jakub@redhat.com>
25671 Alexandre Oliva <aoliva@redhat.com>
25673 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
25674 * builtin-types.def (BT_WORD): Make unsigned.
25675 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
25676 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
25677 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
25678 * c-decl.c (grokdeclarator): Don't error if !have_tls.
25679 * c-parser.c (c_parser_omp_threadprivate): Likewise.
25680 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
25682 * expr.c (emutls_var_address): New.
25683 (expand_expr_real_1): Expand emulated tls.
25684 (expand_expr_addr_expr_1): Likewise.
25685 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
25686 * output.h (emutls_finish): Declare.
25687 * toplev.c (compile_file): Call it.
25688 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
25689 address before wrapping in CONST.
25690 * varasm.c (emutls_htab, emutls_object_type): New.
25691 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
25692 (get_emutls_object_name, get_emutls_object_type): New.
25693 (get_emutls_init_templ_addr, emutls_decl): New.
25694 (emutls_common_1, emutls_finish): New.
25695 (assemble_variable): When emulating tls, swap decls; generate
25696 constructor for the emutls objects.
25697 (do_assemble_alias): When emulating tls, swap decl and target name.
25698 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
25700 * varpool.c (decide_is_variable_needed): Look at force_output.
25701 Recurse for emulated tls.
25702 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
25703 with decide_is_variable_needed.
25704 * emutls.c: New file.
25705 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
25706 tls_object for real tls.
25708 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
25710 PR rtl-optimization/29599
25711 * reload1.c (eliminate_regs_in_insn): Take the destination
25712 mode into account when computing the offset.
25714 2007-02-09 Stuart Hastings <stuart@apple.com>
25715 Richard Henderson <rth@redhat.com>
25717 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
25718 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
25719 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
25720 fixuns_truncdfhi2): New.
25721 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
25722 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
25723 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
25724 (floatunssidf2): Allow nonimmediate source.
25725 * config/i386/sse.md (movdi_to_sse): New.
25726 (vec_concatv2di): Drop '*'.
25727 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
25728 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
25729 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
25731 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
25732 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
25733 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
25734 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
25735 (ix86_build_signbit_mask): Fix decl of v, refactor to call
25736 ix86_build_const_vector.
25737 (x86_emit_floatuns): Rewrite.
25739 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25741 * genautomata.c (longest_path_length): Delete unused function.
25742 (struct state): Delete unused longest_path_length.
25743 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
25744 (get_free_state): Delete unused.
25746 2007-02-09 Jan Hubicka <jh@suse.cz>
25748 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
25749 * doc/invoke.texi (inline-unit-growth): Update default value.
25751 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
25752 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
25753 (rebuild_cgraph_edges): Likewise.
25754 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
25755 (dump_cgraph_node): Dump frequencies.
25756 (cgraph_clone_edge): Add frequency scales.
25757 (cgraph_clone_node): Add freuqnecy.
25758 * cgraph.h (cgraph_edge): Add freuqnecy argument.
25759 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
25760 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
25761 * tree-pass.h (TODO_rebuild_frequencies): New constant.
25762 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
25763 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
25764 (save_inline_function_body): Likewise.
25765 * ipa-inline.c: inluce rtl.h
25766 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
25767 (cgraph_edge_badness): Use frequencies.
25768 (cgraph_decide_recursive_inlining): Update clonning.
25769 (cgraph_decide_inlining_of_small_function): Dump frequency.
25770 * predict.c (estimate_bb_frequencies): Export.
25771 * predict.h (estimate_bb_frequencies): Declare.
25772 * tree-inline.c (copy_bb): Watch overflows.
25773 (expand_call_inline): Update call of cgraph_create_edge.
25774 (optimize_inline_calls): Use TODO flags to update frequnecies.
25775 * passes.h: Include predict.h
25776 (init_optimization_passes): Move profile ahead.
25777 (execute_function_todo): Handle TODO_rebuild_frequencies.
25779 2007-02-09 Roger Sayle <roger@eyesopen.com>
25781 * config/alpha/alpha.c (emit_insxl): Force the first operand of
25782 the insbl or inswl pattern into a register.
25784 2007-02-09 Roger Sayle <roger@eyesopen.com>
25786 * config/ia64/ia64.md (bswapdi2): New define_insn.
25788 2007-02-09 Richard Henderson <rth@redhat.com>
25790 * config/i386/constraints.md (Ym): New constraint.
25791 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
25792 (movdi_1_rex64): Split sse and xmm general register moves from
25793 memory move alternatives. Use conditional register constraints.
25794 (movsf_1, movdf_integer): Likewise.
25795 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
25796 (movdf_integer_rex64): New.
25797 (pushsf_rex64): Fix output constraints.
25798 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
25799 (sse2_stored): Likewise.
25800 (sse2_storeq_rex64): New.
25801 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
25802 amd and not generic.
25803 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
25804 for optimize_size. Remove SF/DFmode hack.
25806 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
25808 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
25811 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
25812 Richard Sandiford <richard@codesourcery.com>
25814 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
25815 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
25816 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
25817 m68k/t-mlib to tmake_file.
25818 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
25819 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
25820 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
25821 Allow it to be cf or m68k. Set m68k_arch_family. If that
25822 variable is not empty, add t-$m68k_arch_family to tmake_file.
25823 Add t-mlibs to tmake_file.
25824 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
25825 * config/m68k/t-cf: New file.
25826 * config/m68k/t-m68k: Likewise.
25827 * config/m68k/t-mlibs: Likewise.
25828 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25829 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
25830 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
25831 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25832 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
25834 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
25835 (INSTALL_LIBGCC): Delete.
25836 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
25837 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25838 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
25839 (M68K_MLIB_CPU): Define.
25840 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
25841 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
25842 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
25844 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
25845 Richard Guenther <rguenther@suse.de>
25847 PR middle-end/23361
25848 * fold-const.c (fold_comparison): Handle obfuscated comparisons
25849 against INT_MIN/INT_MAX.
25850 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
25851 file if a loop is removed.
25853 2007-02-09 Joseph Myers <joseph@codesourcery.com>
25855 * calls.c (store_one_arg): Pass correct alignment to
25856 emit_push_insn for non-BLKmode values.
25857 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
25858 unaligned stack slot via a suitably aligned slot.
25860 2007-02-08 DJ Delorie <dj@redhat.com>
25862 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
25864 (legal_subregs): Use unsigned char, make const.
25865 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
25867 2007-02-08 Paul Brook <paul@codesourcery.com>
25869 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
25870 special interworking needed.
25872 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
25874 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
25875 conditional to __SSE2__.
25876 (Entries below should have been added to first ChangeLog
25877 entry for amdfam10 dated 2007-02-05)
25878 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
25880 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
25882 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
25885 2007-02-08 DJ Delorie <dj@redhat.com>
25887 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
25888 * config/m32c/m32c.c (legal_subregs): New.
25889 (m32c_illegal_subreg_p): New.
25890 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
25891 unsupported subregs of hard regs.
25893 2007-02-08 Jan Hubicka <jh@suse.cz>
25895 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
25896 the same one; always update histograms.
25898 2007-02-08 Diego Novillo <dnovillo@redhat.com>
25900 * passes.c (init_optimization_passes): Tidy comment.
25902 2007-02-08 Roger Sayle <roger@eyesopen.com>
25904 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
25905 strip zero_extend, bswap and rotates from POCOUNT's argument.
25906 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
25907 zero_extend and rotates from PARITY's argument.
25908 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
25909 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
25910 of an integer constant at compile-time.
25912 2007-02-08 Diego Novillo <dnovillo@redhat.com>
25915 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
25917 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
25920 * tree-ssa-live.c (remove_unused_locals): Do not remove
25921 TREE_ADDRESSABLE variables.
25922 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
25923 * tree-ssa-operands.c (add_virtual_operand): Remove argument
25924 FOR_CLOBBER. Update all users.
25925 If VAR has an associated alias set, add a virtual operand for
25926 it if no alias is found to conflict with the memory reference.
25928 2007-02-07 Jan Hubicka <jh@suse.cz>
25929 Robert Kidd <rkidd@crhc.uiuc.edu>
25931 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
25933 2007-02-07 Ian Lance Taylor <iant@google.com>
25935 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
25937 2007-02-07 Roger Sayle <roger@eyesopen.com>
25939 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
25940 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
25941 tablejumpdi, movsi_to_cr_one): Remove constraints from
25942 define_expand's match_operands.
25944 2007-02-07 Roger Sayle <roger@eyesopen.com>
25946 * global.c (compute_regsets): Move declatation of "i" inside of
25947 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
25949 2007-02-07 Jakub Jelinek <jakub@redhat.com>
25952 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
25953 of INDIRECT_REF <RESULT_DECL>.
25955 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
25957 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
25958 Kaz Kojima <kkojima@gcc.gnu.org>
25961 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
25963 (sh_initialize_trampoline): Add parentheses to avoid a warning.
25965 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
25967 * doc/loop.texi: Document possibility not to perform disambiguation
25968 of loops with multiple latches.
25969 * cfgloopmanip.c (alp_enum_p): Removed.
25970 (add_loop): Handle subloops. Use get_loop_body_with_size.
25971 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
25972 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
25973 the new forwarder block.
25974 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
25975 Handle the case latch is NULL.
25976 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
25977 modifications when marking loop exits.
25978 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
25980 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
25981 disambiguate_loops_with_multiple_latches.
25982 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
25983 before fix_loop_structure.
25984 * cfgloop.c: Include pointer-set.h and output.h.
25985 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
25986 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
25987 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
25988 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
25989 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
25990 disambiguate_multiple_latches, get_loop_body_with_size,
25991 disambiguate_loops_with_multiple_latches): New functions.
25992 (flow_loop_dump): Dump multiple latch edges.
25993 (flow_loop_nodes_find): Handle loops with multiple latches.
25994 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
25995 (glb_enum_p): Modified.
25996 (get_loop_body): Use get_loop_body_with_size.
25997 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
25998 (AVOID_CFG_MODIFICATIONS): New constant.
25999 (disambiguate_loops_with_multiple_latches, add_loop,
26000 get_loop_body_with_size): Declare.
26001 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
26003 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
26005 PR inline-asm/28686
26006 * global.c (compute_regsets): New function.
26007 (global_alloc): Refactored ELIMINABLE_REGSET
26008 and NO_GLOBAL_ALLOC_REGS computation out.
26009 (rest_of_handle_global_alloc): Call compute_regsets()
26010 for non-optimizing case.
26012 2007-02-06 Richard Henderson <rth@redhat.com>
26014 * config/i386/constraints.md (Y2): Rename from Y.
26015 (Yi): New constraint.
26016 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
26017 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
26018 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
26019 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
26020 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
26021 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
26022 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
26023 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
26024 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
26025 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
26026 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
26027 vec_extractv2si_1): Change Y constraints to Y2.
26028 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
26029 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
26030 Change Y constraints to Y2.
26031 (sse2_loadld): Change Y constraints to x.
26033 2007-02-06 Roger Sayle <roger@eyesopen.com>
26035 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
26036 (parity<mode>2): New define_expand using rs6000_emit_parity.
26037 * config/rs6000/rs6000.c (rs6000_emit_popcount,
26038 rs6000_emit_parity): New functions.
26039 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
26040 rs6000_emit_parity): Prototype here.
26042 2007-02-06 Ian Lance Taylor <iant@google.com>
26044 * lower-subreg.c (simple_move_operand): Reject CONST.
26045 (resolve_clobber): Call validate_change rather than directly
26046 assigning to XEXP (pat, 0).
26048 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
26050 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
26051 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
26052 (tree-cfg.o): Remove hashtab.h dependency.
26054 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
26055 (struct ivopts_data): Change niters to pointer_map_t.
26056 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
26057 (niter_for_exit): Create pointer_map on demand. Change for
26059 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
26060 (free_loop_data): Destroy data->niters if created and reset field.
26061 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
26062 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
26064 * tree-ssa-reassoc.c: Include pointer-set.h.
26065 (bb_rank): Change to long *.
26066 (operand_rank): Change to pointer_map_t.
26067 (find_operand_rank): Return long, -1 if not found. Declare as inline.
26068 (insert_operand_rank): Accept long.
26069 (operand_entry_hash, operand_entry_eq): Remove.
26070 (get_rank): Return long. Adjust for changes above.
26071 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
26073 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
26075 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
26076 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
26077 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
26079 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
26080 directly since it cannot be NULL.
26081 (get_vi_for_tree): Rewrite for pointer_map API.
26082 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
26083 (init_alias_vars): Create vi_for_tree as pointer_map.
26084 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
26086 * tree-cfg.c: Don't include hashtab.h.
26087 (edge_to_cases): Declare as pointer_map.
26088 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
26090 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
26091 (start_recording_case_labels): Create edge_to_cases as pointer_map.
26092 (end_recoding_case_labels): Cleanup edge_to_cases manually before
26094 (record_switch_edge): Delete.
26095 (get_cases_for_edge): Adjust for pointer_map API, inline
26096 record_switch_edge (rewritten for new API), remove goto.
26098 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
26100 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
26101 * tree-nested.c: Include pointer-set.h.
26102 (var_map_elt, var_map_eq, var_map_hash): Delete.
26103 (struct nesting_info): Remove GTY marker. Change the two htab_t's
26104 to pointer_map_t's.
26105 (nesting_info_bitmap_obstack): New.
26106 (lookup_field_for_decl): Adjust for pointer_map API.
26107 (lookup_tramp_for_decl): Adjust for pointer_map API.
26108 (get_nonlocal_debug_decl): Adjust for pointer_map API.
26109 (get_local_debug_decl): Adjust for pointer_map API.
26110 (convert_nl_goto_reference): Adjust for pointer_map API.
26111 (convert_nl_goto_receiver): Adjust for pointer_map API.
26112 (create_nesting_tree): Create outside GGC space. Create bitmap on
26113 the new obstack. Create field_map and var_map as pointer_maps.
26114 (free_nesting_tree): Adjust for changes to create_nesting_tree.
26116 (lower_nested_functions): Move root here, no need to NULL it.
26117 Initialize and release the obstack.
26119 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
26121 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
26122 Remove prototypes and make them non-static.
26123 (struct tree_int_map): Remove.
26124 * tree.h (struct tree_int_map): Move here, turning TO into an
26126 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
26128 * tree.h (TREE_COMPLEXITY): Remove.
26129 (struct tree_exp): Remove complexity field.
26130 * tree.c (build1_stat): Don't set it.
26132 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
26133 Victor Kaplansky <victork@il.ibm.com>
26135 * tree-vectorizer.c (vect_is_simple_use): Support induction.
26136 (vect_is_simple_reduction): Support reduction with induction as
26137 one of the operands.
26138 (vect_is_simple_iv_evolution): Fix formatting.
26139 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
26140 formatting. Don't mark induction phis for vectorization.
26141 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
26142 * tree-vect-transform.c (get_initial_def_for_induction): New function.
26143 (vect_get_vec_def_for_operand): Support induction.
26144 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
26146 (vectorizable_reduction): Support reduction with induction as one of
26148 (vectorizable_type_demotion): Use def-type of stmt argument rather
26149 than dummy def-type.
26151 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
26152 flag_tree_scev_cprop.
26153 * common.opt (tree-scev-cprop): New flag.
26155 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
26156 call to vect_get_new_vect_var.
26158 2007-02-06 Ira Rosen <irar@il.ibm.com>
26160 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
26161 vectype is not NULL.
26162 (vect_pattern_recog_1): Likewise.
26164 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26166 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
26167 (fold_negate_expr): Likewise.
26169 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
26172 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
26173 even if cv-qualification is the same.
26175 2007-02-05 Geoffrey Keating <geoffk@apple.com>
26177 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
26178 __enable_execute_stack on completion.
26180 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26182 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
26183 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
26184 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
26185 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
26186 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
26187 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
26188 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
26189 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
26191 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26193 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
26194 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
26195 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
26196 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
26197 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
26198 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
26199 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
26200 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
26201 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
26202 umuldi3_highpart_rex64, umulsi3_highpart_insn,
26203 umulsi3_highpart_zext, smuldi3_highpart_rex64,
26204 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
26205 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
26206 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
26207 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
26208 sqrtextenddfxf2_i387): Added amdfam10_decode.
26210 * config/i386/athlon.md (athlon_idirect_amdfam10,
26211 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
26212 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
26213 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
26214 athlon_ivector_store_amdfam10): New define_insn_reservation.
26215 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
26218 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26220 * config/i386/athlon.md (athlon_call_amdfam10,
26221 athlon_pop_amdfam10, athlon_lea_amdfam10): New
26222 define_insn_reservation.
26223 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
26224 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
26225 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
26227 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26229 * config/i386/athlon.md (athlon_sseld_amdfam10,
26230 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
26231 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
26233 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26235 * config/i386/athlon.md (athlon_sseins_amdfam10): New
26236 define_insn_reservation.
26237 * config/i386/i386.md (sseins): Added sseins to define_attr type
26238 and define_attr unit.
26239 * config/i386/sse.md: Set type attribute to sseins for insertq
26242 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26244 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
26245 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
26246 ssecomi_load_amdfam10, ssecomi_amdfam10,
26247 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
26248 define_insn_reservation.
26249 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
26251 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26253 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
26254 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
26255 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
26256 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
26257 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
26258 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
26259 define_insn_reservation.
26261 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
26262 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
26263 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
26264 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
26265 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
26267 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26269 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
26270 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
26271 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
26272 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
26273 athlon_ssemul_load_k8): Added amdfam10.
26275 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26277 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
26278 (x86_sse_unaligned_move_optimal): New variable.
26280 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
26282 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
26283 for unaligned vector SSE double/single precision loads for AMDFAM10.
26285 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26287 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
26288 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
26289 Define TARGET_CPU_DEFAULT_amdfam10.
26290 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
26291 (processor_type): Add PROCESSOR_AMDFAM10.
26293 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
26294 processor_type in config/i386/i386.h.
26295 Enable imul peepholes for TARGET_AMDFAM10.
26297 * config.gcc: Add support for --with-cpu option for amdfam10.
26299 * config/i386/i386.c (amdfam10_cost): New variable.
26300 (m_AMDFAM10): New macro.
26301 (m_ATHLON_K8_AMDFAM10): New macro.
26302 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
26303 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
26304 x86_promote_QImode, x86_integer_DFmode_moves,
26305 x86_partial_reg_dependency, x86_memory_mismatch_stall,
26306 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
26307 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
26308 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
26309 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
26310 Enable/disable for amdfam10.
26311 (override_options): Add amdfam10_cost to processor_target_table.
26312 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
26313 processor_alias_table.
26314 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
26315 (ix86_adjust_cost): Add code for amdfam10.
26317 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26319 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
26320 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
26321 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
26322 * config/i386/i386.h: Add builtin definition for SSE4A.
26323 * config/i386/i386.md: Add support for ABM instructions
26324 (popcnt and lzcnt).
26325 * config/i386/sse.md: Add support for SSE4A instructions
26326 (movntss, movntsd, extrq, insertq).
26327 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
26328 Add -march=amdfam10 flag.
26329 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
26330 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
26332 * doc/extend.texi: Add documentation for SSE4A builtins.
26334 2007-02-05 Bob Wilson <bob.wilson@acm.org>
26336 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
26338 2007-02-05 Richard Guenther <rguenther@suse.de>
26340 * tree-vectorizer.h (vectorizable_function): Add argument type
26341 argument, change return type.
26342 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
26343 * tree-vect-transform.c (vectorizable_function): Handle extra
26344 argument, return vectorized function decl.
26345 (build_vectorized_function_call): Remove.
26346 (vectorizable_call): Handle calls with result and argument types
26347 differing. Handle loop vectorization factor correctly.
26348 * targhooks.c (default_builtin_vectorized_function): Adjust for
26350 * targhooks.h (default_builtin_vectorized_function): Likewise.
26351 * target.h (builtin_vectorized_function): Add argument type
26353 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
26354 extra argument, allow vectorizing of lrintf.
26355 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
26356 documentation of target hook.
26358 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
26361 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
26362 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
26363 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
26365 2007-02-05 Roger Sayle <roger@eyesopen.com>
26367 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
26368 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
26369 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
26370 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
26371 before canonicalizing sincos to cexpi.
26372 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
26374 2007-02-05 Roger Sayle <roger@eyesopen.com>
26376 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
26377 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
26378 (alpha_init_builtins): Use alpha_add_builtins to process tables.
26380 2007-02-05 Roger Sayle <roger@eyesopen.com>
26382 * mips-tfile.c (initialize_init_file): Correct endianness test.
26384 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
26386 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
26387 the 'y' constraint.
26389 2007-02-05 Richard Sandiford <richard@codesourcery.com>
26391 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
26392 saves in a PARALLEL before the register assignments.
26394 2007-02-05 Richard Sandiford <richard@codesourcery.com>
26396 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
26397 DWARF_FRAME_RETURN_COLUMN to be a general register.
26398 * dwarf2out.c (init_return_column_size): New function, split from...
26399 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
26400 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
26401 to be nongeneral registers.
26402 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
26404 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
26405 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
26407 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
26409 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
26411 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
26413 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
26414 (remove_path): Use can_remove_branch_p and remove_branch instead
26415 of loop_delete_branch_edge.
26416 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
26417 (tree_transform_and_unroll_loop): Remove dead branches immediately.
26418 Update profile using scale_dominated_blocks_in_loop.
26419 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
26420 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
26421 (can_remove_branch_p, remove_branch): Declare.
26422 * tree-cfg.c (tree_can_remove_branch_p): New function.
26423 (tree_cfg_hooks): Add tree_can_remove_branch_p.
26424 * cfgrtl.c (rtl_can_remove_branch_p): New function.
26425 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
26427 2007-02-05 Jan Hubicka <jh@suse.cz>
26429 PR middle-end/30696
26430 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
26431 nodes in cgraph, don't remove offline copy of the function.
26433 2007-02-04 Jan Hubicka <jh@suse.cz>
26435 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
26436 vectors might cause maybe_lookup_element_for_expr to be called
26437 on non-sra-candidate.
26439 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
26441 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
26442 config/bfin/bfin.md, config/bfin/predicates.md: Follow
26443 spelling conventions.
26445 2007-02-04 Richard Guenther <rguenther@suse.de>
26447 PR middle-end/30636
26448 * fold-const.c (try_move_mult_to_index): Make sure to not
26449 overflow one dimension of a multi-dimensional array access.
26451 2007-02-04 Jan Hubicka <jh@suse.cz>
26453 * passes.c (init_optimization_passes): Reindent.
26455 2007-02-04 Jan Hubicka <jh@suse.cz>
26456 Eric Botcazou <ebotcazou@adacore.com>
26458 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
26459 (execute_fixup_cfg): Break out the abnormal goto code.
26460 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
26461 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
26462 (optimize_inline_calls): Call make_nonlocal_label_edges.
26464 2007-02-04 Jan Hubicka <jh@suse.cz>
26466 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
26467 true when something was changed.
26468 (rename_ssa_copies): When something was changed, do
26469 TODO_remove_unused_locals.
26470 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
26471 add TODO_remove_unused_locals when instruction was removed.
26473 2007-02-04 Jan Hubicka <jh@suse.cz>
26475 * ipa-inline.c (try_inline): Improve debug output; work on already
26477 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
26478 call try_inline for already inlined edges too when flattening;
26479 inline also functions that make callee growth but overall unit size
26482 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
26484 * config/m32c/bitops.md, config/m32c/jump.md,
26485 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
26486 config/m32r/m32r.h, config/m32r/m32r.md,
26487 config/m32r/predicates.md, config/m68hc11/larith.asm,
26488 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
26489 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
26490 config/mips/mips-protos.h, config/mips/mips.c,
26491 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
26492 config/mn10300/mn10300.h, config/mn10300/predicates.md,
26493 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
26494 spelling conventions.
26496 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
26497 Follow spelling conventions.
26499 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
26501 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
26502 warn about C++0x compatibility.
26504 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
26506 * config/h8300/h8300.c, config/h8300/h8300.h,
26507 config/h8300/h8300.md: Follow spelling conventions.
26509 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
26511 PR middle-end/30667
26512 * combine.c (try_combine): Do not substitute source operand
26513 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
26515 2007-02-03 Jan Hubicka <jh@suse.cz>
26517 PR gcov-profile/30650
26518 * value-prof.c (stringop_block_profile): Fix handling of size counter;
26519 do not divide by zero for never executed counters.
26520 (tree_find_values_to_profile): Fix counters.
26521 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
26523 2007-02-03 Ian Lance Taylor <iant@google.com>
26525 * lower-subreg.c (simple_move_operand): New static function,
26526 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
26528 (simple_move): Call simple_move_operand.
26529 (find_decomposable_subregs): Add special handling of MEMs.
26530 (can_decompose_p): Rename from cannot_decompose_p. Reverse
26531 meaning of return value. If we see a hard register, test whether
26532 it can store a word_mode value. Change all callers.
26534 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26536 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
26537 ftrapv insns and expanders.
26538 (subdi3): Change define_expand operand 1 to arith11_operand, and
26539 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
26540 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
26541 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
26544 PR middle-end/30174
26545 * varasm.c (notice_global_symbol): Treat global objects as weak when
26546 flag_shlib is true.
26548 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26550 * emit-rtl.c (dconstpi): Delete.
26551 (dconstsqrt2): New.
26552 (init_emit_once): Delete dconstpi and init dconstsqrt2.
26553 * real.h (dconstpi): Delete.
26554 (dconstsqrt2): New.
26555 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
26556 (fold_builtin_hypot): Likewise.
26558 2007-02-03 Tom Tromey <tromey@redhat.com>
26561 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
26562 -gcoff3, -gxcoff3, -gvms3 implies -dD.
26564 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
26566 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
26567 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
26568 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
26569 config/rs6000/cell.md, config/rs6000/darwin.h,
26570 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
26571 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
26572 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
26573 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
26574 typos. Follow spelling conventions.
26575 * doc/invoke.texi: Follow spelling conventions.
26577 2007-02-03 Roger Sayle <roger@eyesopen.com>
26579 * simplify-rtx.c (simplify_relational_operation_1): Implement some
26580 canonicalization transformations that attempt to simplify integer
26581 constant comparisons to become comparisons against zero.
26583 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26585 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
26587 * fold-const.c (fold_binary): Fix comment typos. Fold complex
26588 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
26590 2007-02-02 Mike Stump <mrs@apple.com>
26592 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
26593 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
26594 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
26595 generate a branch island.
26597 2007-02-02 Bob Wilson <bob.wilson@acm.org>
26599 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
26600 (xtensa_legitimate_address_p): New.
26601 (xtensa_legitimize_address): New.
26602 (xtensa_output_addr_const_extra): New.
26603 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
26605 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
26606 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
26607 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
26608 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
26609 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
26610 (xtensa_legitimize_address): New.
26611 (xtensa_output_addr_const_extra): New.
26613 2007-02-02 Steve Ellcey <sje@cup.hp.com>
26615 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
26617 2007-02-02 Ian Lance Taylor <iant@google.com>
26619 * expmed.c (expand_divmod): Add comment.
26621 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
26623 * emit-rtl.c (renumber_insns): Remove.
26624 * flags.h: Remove the extern for flag_renumber_insns.
26625 * rtl.h: Remove the prototype for renumber_insns.
26626 * toplev.c (flag_renumber_insns): Remove.
26628 2007-02-02 Hui-May Chang <hm.chang@apple.com>
26630 Revert for x86 darwin:
26631 2005-06-19 Uros Bizjak <uros@kss-loka.si>
26633 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
26634 code before the following patch under TARGET_MACHO.
26635 (ix86_function_value_regno_p): Likewise.
26637 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26639 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
26642 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
26645 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
26646 loads to general or fp registers. Add comments.
26647 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
26649 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
26651 * pointer-set.c (insert_aux): Only return insertion slot.
26652 (pointer_set_insert): Adjust.
26653 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
26654 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
26655 pointer_map_traverse): New.
26656 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
26657 pointer_map_create, pointer_map_destroy, pointer_map_insert,
26658 pointer_map_contains, pointer_map_traverse): Declare.
26660 2007-02-02 Jakub Jelinek <jakub@redhat.com>
26662 PR middle-end/30473
26663 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
26664 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
26666 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
26668 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
26670 (struct _dep): New type.
26671 (dep_t): New typedef.
26672 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
26673 (DEP_STATUS): New access macro. The macro with the same name was
26674 renamed to DEP_LINK_STATUS.
26675 (dep_init): Declare function
26677 (struct _dep_link): New type.
26678 (dep_link_t): New typedef.
26679 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
26680 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
26681 (DEP_LINK_STATUS): New macro.
26682 (debug_dep_links): New debug function.
26684 (struct _deps_list): New type.
26685 (deps_list_t): New typedef.
26686 (DEPS_LIST_FIRST): New access macro.
26687 (FOR_EACH_DEP_LINK): New cycle macro.
26688 (create_deps_list, free_deps_list, delete_deps_list): Declare
26690 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
26691 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
26692 (copy_deps_list_change_con): Ditto.
26694 (move_dep_link): Declare function.
26696 (struct _dep_node): New type.
26697 (dep_node_t): New typedef.
26698 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
26700 (struct haifa_insn_data.back_deps): New field to hold backward
26701 dependencies of the insn.
26702 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
26704 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
26705 Change its type to deps_list_t.
26706 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
26707 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
26708 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
26710 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
26712 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
26714 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
26716 (dep_cost): Declare.
26718 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
26719 (ds_to_dk, dk_to_ds): New functions.
26721 (init_dep_1): New static function.
26722 (init_dep): New function.
26723 (copy_dep): New static function.
26725 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
26727 (detach_dep_link): New static function.
26728 (move_dep_link): New function.
26730 (dep_links_consistent_p, dump_dep_links): New static functions.
26731 (debug_dep_links): New debugging function.
26733 (deps_obstack, dl_obstack, dn_obstack): New static variables.
26735 (alloc_deps_list, init_deps_list): New static functions.
26736 (create_deps_list): New function.
26737 (clear_deps_list): New static function.
26738 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
26739 (deps_list_consistent_p, dump_deps_list): New static functions.
26740 (debug_deps_list): New function.
26741 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
26743 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
26745 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
26746 use new scheduler dependencies lists.
26747 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
26748 (sched_analyze): Ditto. Initialize dependencies lists.
26749 (add_forw_dep, compute_forward_dependences): Update to use new
26750 scheduler dependencies lists.
26752 (init_dependency_caches): Init deps_obstack.
26753 (free_dependency_caches): Free deps_obstack.
26755 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
26756 new scheduler dependencies lists.
26757 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
26758 (add_back_forw_dep, delete_back_forw_dep): Ditto.
26760 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
26761 Update to use new scheduler dependencies lists.
26762 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
26763 (debug_dependencies): Ditto.
26764 (schedule_region): Update comments.
26766 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
26767 scheduler dependencies lists.
26768 (schedule_ebb): Update comments.
26770 * rtl.def (DEPS_LIST): Remove.
26772 * lists.c (unused_deps_list): Remove.
26773 (free_list): Update assertions.
26775 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
26776 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
26778 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
26779 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
26781 * haifa-sched.c (comments): Update.
26782 (insn_cost1): Remove. Inline the code into insn_cost ().
26783 (insn_cost): Update to use new scheduler dependencies lists. Move
26784 processing of the dependency cost to dep_cost ().
26785 (dep_cost): New function. Use it instead of insn_cost () when
26786 evaluating cost of the dependency. Use compatible interface to
26787 interact with the target.
26788 (priority): Update to use new scheduler dependencies lists.
26789 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
26790 with greater number of insns that depend on the insn.
26791 (schedule_insn): Update to use new scheduler dependencies lists. Add
26792 code to free backward dependencies lists. Inline and optimize code
26793 from resolve_dep () - see PR28071.
26794 (ok_for_early_queue_removal): Update to use new scheduler dependencies
26795 lists. Update call to targetm.sched.is_costly_dependence hook.
26797 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
26798 scheduler dependencies lists.
26800 (resolve_dep): Remove. Move the logic to schedule_insn ().
26801 (init_h_i_d): Initialize dependencies lists.
26803 (process_insn_depend_be_in_spec): Rename to
26804 process_insn_forw_deps_be_in_spec. Update to use new scheduler
26805 dependencies lists.
26806 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
26807 Update to use new scheduler dependencies lists.
26808 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
26810 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
26811 new scheduler dependencies lists.
26812 (build_intra_loop_deps): Ditto.
26814 * target.h (struct _dep): Declare to use in
26815 gcc_target.sched.is_costly_dependence.
26816 (struct gcc_target.sched.adjust_cost): Fix typo.
26817 (struct gcc_target.sched.is_costly_dependence): Change signature to
26818 use single dep_t parameter instead of an equivalent triad.
26819 (struct gcc_target.sched.adjust_cost_2): Remove.
26821 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
26823 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
26825 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
26827 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
26829 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
26830 (REG_DEP_TRUE): Document.
26832 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
26833 Change signature to correspond to the targetm.sched.adjust_cost hook.
26834 Update use in TARGET_SCHED_ADJUST_COST_2.
26835 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
26836 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
26837 new scheduler dependencies lists.
26838 (ia64_gen_check): Ditto.
26840 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
26841 scheduler dependencies lists.
26843 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
26844 signature to correspond to the targetm.sched.is_costly_dependence hook.
26845 (is_costly_group): Update to use new scheduler dependencies lists.
26847 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
26848 instead of INSN_COST () macro.
26850 2007-02-01 Ian Lance Taylor <iant@google.com>
26852 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
26854 2007-02-01 Guy Martin <gmsoft@gentoo.org>
26856 * pa.md (tp_load): Correct mfctl instruction syntax.
26858 2007-02-01 Geoffrey Keating <geoffk@apple.com>
26860 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
26861 altivec_padding_size calculation on AIX. Improve comment, add
26862 assert to verify that it's right.
26864 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
26867 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
26869 PR inline-asm/28686
26870 * global.c (global_alloc): Add mising initialization of
26873 2007-02-01 Roger Sayle <roger@eyesopen.com>
26875 * alias.c (init_alias_analysis): Correct whitespace.
26876 * bb-reorder.c (fix_edges_for_rarely_executed_code,
26877 partition_hot_cold_basic_blocks): Likewise.
26878 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
26879 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
26880 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
26881 fold_builtin_snprintf_chk, fold_builtin_printf,
26882 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
26883 do_mpfr_arg3, do_mpfr_sincos): Likewise.
26884 * cfgcleanup.c (cleanup_cfg): Likewise.
26885 * cfgexpand.c (tree_expand_cfg): Likewise.
26886 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
26887 * function.c (get_next_funcdef_no): Likewise.
26888 * gengtype.c (main): Likewise.
26889 * genmodes.c (main): Likewise.
26890 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
26891 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
26892 * ifcvt.c (noce_emit_move_insn): Likewise.
26893 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
26895 * stor-layout.c (get_best_mode): Likewise.
26896 * tree-ssa-loop-niter.c (get_val_for): Likewise.
26897 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
26898 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
26899 perform_var_substitution, solve_graph): Likewise.
26900 * tree-vrp.c (vrp_finalize): Likewise.
26902 2007-02-01 Ian Lance Taylor <iant@google.com>
26904 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
26905 high part of a paradoxical subreg, return a constant zero.
26907 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
26909 * toplev.c (lang_dependent_init): Call init_set_costs.
26910 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
26912 2007-02-01 Richard Guenther <rguenther@suse.de>
26914 PR middle-end/30656
26915 * fold-const.c (fold_negate_expr): Allow negating a
26916 constant if overflow does not change.
26918 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26920 * doc/c-tree.texi (Expression trees): Improve markup.
26921 * doc/tm.texi (Register Classes, Addressing Modes)
26922 (Floating Point): Fix spacing after abbreviations. Fix some
26925 2007-02-01 Ben Elliston <bje@au.ibm.com>
26927 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
26928 * doc/contrib.texi: Likewise.
26929 * doc/install.texi: Likewise.
26931 2007-01-31 Richard Henderson <rth@redhat.com>
26932 Ian Lance Taylor <iant@google.com>
26934 * lower-subreg.c: New file.
26935 * rtl.def (CONCATN): Define.
26936 * passes.c (init_optimization_passes): Add pass_lower_subreg and
26937 pass_lower_subreg2.
26938 * emit-rtl.c (update_reg_offset): New static function, broken out
26939 of gen_rtx_REG_offset.
26940 (gen_rtx_REG_offset): Call update_reg_offset.
26941 (gen_reg_rtx_offset): New function.
26942 * regclass.c: Revert patch of 2006-03-05, restoring
26944 (clear_reg_info_regno): New function.
26945 * dwarf2out.c (concatn_loc_descriptor): New static function.
26946 (loc_descriptor): Handle CONCATN.
26947 * common.opt (fsplit_wide_types): New option.
26948 * opts.c (decode_options): Set flag_split_wide_types when
26950 * timevar.def (TV_LOWER_SUBREG): Define.
26951 * rtl.h (gen_reg_rtx_offset): Declare.
26952 (reg_scan_update): Declare.
26953 * regs.h (clear_reg_info_regno): Declare.
26954 * tree-pass.h (pass_lower_subreg): Declare.
26955 (pass_lower_subreg2): Declare.
26956 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
26957 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
26958 -fsplit-wide-types.
26959 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
26960 * Makefile.in (OBJS-common): Add lower-subreg.o.
26961 (lower-subreg.o): New target.
26963 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
26965 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
26967 2007-01-31 Anatoly Sokolov <aesok@post.ru>
26970 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
26972 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26974 PR middle-end/29335
26975 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
26977 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
26979 * cfgloop.h: Include vec-prim.h.
26980 (enum li_flags): Remove LI_ONLY_OLD.
26981 (loop_iterator): Changed.
26982 (fel_next, fel_init): Iterate over loop tree.
26983 (FOR_EACH_LOOP_BREAK): New macro.
26984 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
26986 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
26987 * modulo-sched.c (sms_schedule): Ditto.
26988 * tree-vectorizer.c (vectorize_loops): Ditto.
26989 * doc/loop.texi: Update information on loop numbering and behavior of
26990 FOR_EACH_LOOP wrto new loops.
26991 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
26992 add_to_evolution_1): Test nestedness of loops instead of comparing
26994 * tree-chrec.c (chrec_fold_plus_poly_poly,
26995 chrec_fold_multiply_poly_poly, chrec_evaluate,
26996 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
26997 reset_evolution_in_loop): Ditto.
26998 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
27000 2007-01-31 Dirk Mueller <dmueller@suse.de>
27002 * c-common.c (warn_about_parentheses): Separate warning about
27003 un-parenthized sequence of comparison operators from the one
27004 which is supposed to warn about x <= y <= z.
27006 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
27008 * optabs.h (enum optab_index): Add new OTI_isinf.
27009 (isinf_optab): Define corresponding macro.
27010 * optabs.c (init_optabs): Initialize isinf_optab.
27011 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
27013 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
27014 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
27016 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
27017 expand_builtin_interclass_mathfn.
27018 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
27019 * config/i386/i386.md (UNSPEC_FXAM): New constant.
27020 (fxam<mode>2_i387): New insn pattern.
27021 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
27022 built-in functions as x87 inline asm.
27024 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27026 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
27028 2007-01-30 Eric Christopher <echristo@apple.com>
27030 * config.gcc: Add geode.
27032 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27034 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
27035 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
27036 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
27037 value-prof.c: Fix comment typos.
27039 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27042 * doc/invoke.texi (Wpointer-arith): Document warning.
27044 2007-01-30 Janis Johnson <janis187@us.ibm.com>
27046 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
27047 the list of discrepancies from the draft TR.
27049 2007-01-30 Dirk Mueller <dmueller@suse.de>
27052 * doc/invoke.texi (-Wreturn-type): Update description to
27053 match new behavior.
27055 2007-01-30 Richard Sandiford <richard@codesourcery.com>
27057 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
27059 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
27061 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
27062 to handle optabs that operate on floating point input argument and
27063 output to integer output.
27064 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
27065 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
27066 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
27067 expand_builtin_interclass_mathfn ().
27068 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
27069 (ilogbsi2): Remove.
27070 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
27071 ilogbl built-in functions as x87 intrinsics.
27073 2007-01-30 Richard Guenther <rguenther@suse.de>
27075 PR middle-end/27657
27076 * dwarf2out.c (reference_to_unused): Query varpool if the
27077 variable was output.
27079 2007-01-30 Richard Guenther <rguenther@suse.de>
27081 PR middle-end/30313
27082 * passes.c (execute_one_pass): Reset in_gimple_form to not
27083 confuse non-unit-at-a-time mode.
27085 2007-01-29 Roger Sayle <roger@eyesopen.com>
27086 Richard Guenther <rguenther@suse.de>
27088 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
27089 avoid undefined behaviour on overflow. Use force_fit_type_double
27090 to construct the constant with the specified TREE_OVERFLOW.
27092 2007-01-29 Janis Johnson <janis187@us.ibm.com>
27094 * config/dfp-bit.c: Add parameterized support for fp exceptions.
27095 * config/dfp-bit.h: Ditto.
27097 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27099 * c-decl.c (pop_scope): Replace warnings with call to
27100 warn_for_unused_label.
27101 * c-common.h (warn_for_unused_label): Declare.
27102 * c-common.c (warn_for_unused_label): Define.
27104 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27106 * tree-optimize.c (update_inlined_to_pointers): Delete unused
27109 2007-01-29 Janis Johnson <janis187@us.ibm.com>
27111 * Makefile.in (USER_H): Remove decfloat.h.
27112 * ginclude/decfloat.h: Delete, moving contents to ...
27113 * ginclude/float.h: Add support for decimal floating point,
27114 guarded by __STDC_WANT_DEC_FP__.
27116 2007-01-29 Mike Stump <mrs@apple.com>
27118 * doc/gccint.texi (Top): Rename Loop Representation to Loop
27119 Analysis and Representation to resolve case insensitive conflict.
27120 * doc/loop.texi (Loop Analysis and Representation): Likewise.
27122 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
27124 * tree.h (struct tree_memory_tag): Add aliases member.
27125 (MTAG_ALIASES): New macro.
27126 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
27127 (add_may_alias): Remove pointer-set. Update for may_aliases being
27129 (mark_aliases_call_clobbered): Update for may_aliases being a
27131 (compute_tag_properties): Ditto.
27132 (create_partition_for): Ditto.
27133 (compute_memory_partitions): Ditto.
27134 (dump_may_aliases_for): Ditto.
27135 (is_aliased_with): Ditto.
27136 (add_may_alias_for_new_tag): Ditto.
27137 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
27138 (compute_is_aliased): New function.
27139 (compute_may_aliases): Call compute_is_aliased).
27140 (init_alias_info): Initialize alias_bitmap_obstack.
27141 (union_alias_set_into): New function.
27142 (compute_flow_sensitive_aliasing): Use union_aliases_into.
27143 (have_common_aliases_p): Rewrite to take two bitmaps and use
27145 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
27146 Update for bitmaps.
27147 (finalize_ref_all_pointers): Update for add_may_alias changes.
27148 (new_type_alias): Ditto.
27149 * tree-flow-inline.h (may_aliases): Return a bitmap.
27150 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
27151 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
27152 may_aliases being a bitmap.
27153 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
27154 may_aliases now returns a bitmap.
27155 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
27157 * tree-ssa-operands.c (add_virtual_operand): Update for
27158 may_aliases being a bitmap.
27160 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
27162 PR tree-optimization/30630
27163 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
27164 variable as changed.
27166 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
27169 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
27170 expanded only once even if an error occurs.
27172 2007-01-29 Ben Elliston <bje@au.ibm.com>
27174 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
27175 (__gcov_average_profiler): Likewise.
27176 (__gcov_ior_profiler): Likewise.
27177 (__gcov_merge_ior): Likewise.
27179 2007-01-28 Jan Hubicka <jh@suse.cz>
27181 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
27182 * value-prof.c (stringop_block_profile): Likewise.
27184 2007-01-28 Jan Hubicka <jh@suse.cz>
27186 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
27187 Add variant handling histograms; add wrapper.
27188 (clear_storage_via_libcall): Export.
27189 (emit_block_move_hints): Break out from ...; add histograms.
27190 (emit_block_move): ... this one.
27191 (clear_storage_hints): Break out from ...; add histograms.
27192 (clear_storage): ... this one.
27193 (set_storage_via_memset): Handle histogram.
27194 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
27195 (clear_storage_hints, clear_storage_via_libcall): Declare.
27196 (set_storage_via_setmem): Update prototype.
27197 * doc/md.texi (movmem, setmem): Document new arguments.
27199 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
27200 Add new histograms.
27201 (stringop_block_profile): New global function.
27202 (tree_stringops_values_to_profile): Profile block size and alignment.
27203 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
27205 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
27206 (stringop_block_profile): Declare.
27207 * builtins.c: Include value-prof.h.
27208 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
27209 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
27210 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
27211 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
27212 * profile.c (instrument_values): Add new counters.
27213 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
27215 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
27216 (tree_init_edge_profiler): Build new profilers.
27217 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
27218 (pass_tree_profile): Add dump.
27219 (tree_profile_hooks): Update.
27220 * Makefile.in (LIBGCOV): Add new constants.
27221 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
27222 __gcov_ior_profiler): New.
27223 * i386.md (movmem/setmem expanders): Add new optional arguments.
27225 2007-01-28 David Edelsohn <edelsohn@gnu.org>
27227 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
27229 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
27231 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
27232 (tree_unswitch_single_loop): Pass eni_size_weights to
27233 tree_num_loop_insns.
27234 * tree-ssa-loop-manip.c: Include tree-inline.h.
27235 (can_unroll_loop_p): Pass eni_size_weights to
27236 tree_num_loop_insns.
27237 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
27238 Pass eni_size_weights to estimate_num_insns.
27239 * tree.h (init_inline_once): Export.
27240 * toplev.c (backend_init): Call init_inline_once.
27241 * cgraphunit.c (cgraph_process_new_functions,
27242 cgraph_analyze_function): Pass eni_inlining_weights to
27243 estimate_num_insns.
27244 * ipa-inline.c (compute_inline_parameters): Ditto.
27245 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
27246 to estimate_num_insns.
27247 (try_unroll_loop_completely): Pass eni_size_weights to
27248 tree_num_loop_insns.
27249 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
27250 ot estimate_num_insns.
27251 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
27252 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
27253 * tree-inline.c (eni_inlining_weights, eni_size_weights,
27254 eni_time_weights): New variables.
27255 (init_inline_once): Initialize them.
27256 (struct eni_data): Mew.
27257 (estimate_num_insns_1, estimate_num_insns): Use weights.
27258 * tree-inline.h (struct eni_weights_d): New.
27259 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
27260 (estimate_num_insns): Declaration changed.
27261 * cfgloop.h (tree_num_loop_insns): Declaration changed.
27262 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
27263 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
27265 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
27267 * tree-data-ref.c (conflict_fn): Assert that the number of affine
27268 relations in the conflict function is valid.
27270 2007-01-27 Ian Lance Taylor <iant@google.com>
27272 * common.opt: Add fstrict-overflow.
27273 * opts.c (decode_options): Set flag_strict_overflow if -O2.
27274 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
27275 (TYPE_OVERFLOW_UNDEFINED): Define.
27276 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
27278 * tree.h (TYPE_TRAP_SIGNED): Don't define.
27279 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
27280 (fold_negate_expr): Likewise.
27281 (make_range): Likewise.
27282 (extract_muldiv_1): Likewise.
27283 (maybe_canonicalize_comparison): Likewise.
27284 (fold_comparison): Likewise.
27285 (fold_binary): Likewise.
27286 (tree_expr_nonnegative_p): Likewise.
27287 (tree_expr_nonzero_p): Likewise.
27288 * tree-vrp.c (compare_values): Likewise.
27289 (extract_range_from_binary_expr): Likewise.
27290 (extract_range_from_unary_expr): Likewise.
27291 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
27293 (nowrap_type_p): Likewise.
27294 * tree-scalar-evolution.c (simple_iv): Likewise.
27295 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
27296 (build_range_check): Likewise.
27297 (extract_muldiv_1): Likewise.
27298 (fold_comparison): Likewise.
27299 * tree-vrp.c (vrp_int_const_binop): Likewise.
27300 (extract_range_from_unary_expr): Likewise.
27301 * convert.c (convert_to_integer): Likewise.
27302 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
27303 (fold_comparison): Likewise.
27304 (fold_binary): Likewise.
27305 * optabs.c (optab_for_tree_code): Likewise.
27306 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
27307 * simplify-rtx.c (simplify_const_relational_operation): Check
27308 flag_strict_overflow and flag_trapv.
27309 (simplify_const_relational_operation): Likewise.
27310 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
27311 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
27314 2007-01-27 Roger Sayle <roger@eyesopen.com>
27316 * tree.c (tree_fold_gcd): Delete.
27317 * tree.h (tree_fold_gcd): Remove prototype.
27318 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
27319 test whether one constant integer is a multiple of another. Instead
27320 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
27321 * fold-const.c (multiple_of_p): We've determined both TOP and
27322 BOTTOM are integer constants so we can call int_const_binop directly
27323 instead of the more generic const_binop.
27325 2007-01-27 Roger Sayle <roger@eyesopen.com>
27327 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
27328 1*X check that the constant hasn't overflowed, to preserve the
27330 (round_up): Provide an efficient implementation when rouding-up an
27331 INTEGER_CST to a power-of-two.
27333 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27335 * doc/sourcebuild.texi: Add comma for clarity.
27336 * doc/extend.texi: Fix some typos.
27337 * doc/passes.texi: Likewise.
27338 * doc/cppinternals.texi: Likewise.
27339 * doc/c-tree.texi: Likewise.
27340 * doc/tree-ssa.texi: Likewise.
27341 * doc/install.texi: Likewise.
27343 2007-01-27 Jan Hubicka <jh@suse.cz>
27345 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
27346 (pass_sra): Do not require alias information.
27347 * passes.c (init_optimization_passes): Add SRA
27349 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
27351 * tracer.c (rest_of_handle_tracer): We already cleaned
27352 up the CFG in tracer() so don't do it here again.
27353 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
27354 cleanup_cfg here, either. And don't call renumber_insns.
27356 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
27357 and BB_HEAD are in the insn stream here. Instead make sure
27358 that BB_INSN is valid on all insns. Also, do check here that
27359 there are no pending branch predictions...
27360 (rtl_verify_flow_info): ...instead of doing it here. Checks
27361 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
27364 2007-01-26 Roger Sayle <roger@eyesopen.com>
27366 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
27367 function to simplify/factorize operand order canonicalization.
27368 (ix86_fixup_binary_operands): Reorganize using the above function.
27369 (ix86_binary_operator_ok): Likewise.
27371 2007-01-27 Jakub Jelinek <jakub@redhat.com>
27373 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
27374 file scope from optimize_attrs.
27375 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
27377 (optimize_attrs): Clear insn_code_values after freeing it.
27379 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
27381 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
27382 a parts.base assignment.
27384 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
27386 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
27387 (compute_subscript_distance, initialize_data_dependence_relation,
27388 finalize_ddr_dependent, analyze_ziv_subscript,
27389 analyze_siv_subscript_cst_affine,
27390 compute_overlap_steps_for_affine_univar,
27391 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
27392 analyze_siv_subscript, analyze_miv_subscript,
27393 analyze_overlapping_iterations, subscript_dependence_tester_1,
27394 compute_self_dependence, free_dependence_relation): Work
27395 with affine_fn instead of chrecs.
27396 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
27397 common_affine_function, affine_function_base,
27398 affine_function_constant_p, affine_fn_op, affine_fn_plus,
27399 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
27400 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
27401 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
27402 (all_chrecs_equal_p): Removed.
27403 * tree-data-ref.h (affine_fn, conflict_function): New types.
27404 (struct subscript): Change type of conflicting_iterations_in_a
27405 and conflicting_iterations_in_b.
27407 2007-01-26 Steve Ellcey <sje@cup.hp.com>
27410 * config/pa/pa.h (TARGET_HPUX_11): New.
27411 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
27412 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
27414 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
27415 Richard Guenther <rguenther@suse.de>
27417 * tree-ssa-structalias.c (solve_graph): Handle case
27418 we merged the variable to another.
27420 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27422 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
27425 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
27426 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
27428 2007-01-25 DJ Delorie <dj@redhat.com>
27430 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
27431 allow changes to modes which don't fit in those registers.
27433 * reload1.c (choose_reload_regs): Check for invalid subregs before
27434 computing their locations, not after.
27436 2007-01-25 Geoffrey Keating <geoffk@apple.com>
27439 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
27440 save Altivec registers in an eh_return function.
27441 (compute_vrsave_mask): Likewise.
27442 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
27443 for saving Altivec registers.
27444 (rs6000_emit_prologue): Don't allocate stack twice in
27445 eh_return function. Correct expected value of altivec_save_offset
27446 when using save_world. Describe save of R0 to stack when using
27447 save_world. Describe stack pointer adjustment when using
27448 save_world. Remove duplicated eh_return parameter register saving.
27449 Update sp_offset variable after save_world.
27450 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
27452 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
27453 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
27456 2007-01-25 Steve Ellcey <sje@cup.hp.com>
27458 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
27460 2007-01-25 Steve Ellcey <sje@cup.hp.com>
27463 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
27464 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
27466 2007-01-25 Richard Guenther <rguenther@suse.de>
27468 * doc/invoke.texi (-Wcoverage-mismatch): Document.
27469 * common.opt (-Wcoverage-mismatch): New warning option.
27470 * coverage.c (get_coverage_counts): Ignore coverage mismatch
27471 if -Wcoverage-mismatch is given.
27473 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
27475 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
27476 (ipcp_driver): Change to static definition.
27477 Add dumping of the ifunctions.
27478 (constant_val_insert): Remove unused parameter. Support for SSA.
27479 (ipcp_propagate_const): Support for SSA.
27480 (ipcp_profile_bb_print): Print only analyzed nodes.
27481 (ipcp_replace_map_create): Remove support for Fortran constant
27483 * ipa-prop.c (ipa_method_modify_stmt,
27484 ipa_callsite_compute_param): Support for SSA.
27485 * ipa-prop.h (ipcp_driver): Remove declaration.
27486 (IS_VALID_TREE_MAP_INDEX): Add define.
27488 2007-01-24 Geoffrey Keating <geoffk@apple.com>
27490 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
27492 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27494 PR middle-end/30447
27495 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
27496 constant argument to cabs and do it without checking for
27497 -funsafe-math-optimizations.
27499 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
27501 * c-common.h (RID_FIRST_CXX0X): New.
27502 (RID_LAST_CXX0X): New.
27503 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
27505 * c.opt (Wc++0x-compat): New.
27506 * doc/invoke.texi (-Wc++0x-compat): Document.
27508 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27510 * builtins.c (fold_builtin_carg): New.
27511 (fold_builtin_1): Use it.
27513 2007-01-24 Jan Hubicka <jh@suse.cz>
27515 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
27517 * ipa-inline.c (initial_insns, max_insns): Delete.
27518 (compute_max_insns): New function.
27519 (cgraph_decide_inlining_of_small_function): Use it; take minimal
27520 amount of insns as base for code growth.
27521 (cgraph_decide_inlining): Make initial_insns local; do not compute
27523 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
27524 * doc/invoke.texi (inline-unit-growth): Update docs.
27526 2007-01-24 Jakub Jelinek <jakub@redhat.com>
27528 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
27529 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
27530 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
27531 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
27532 for CPUs that have PTA_CX16 set.
27534 PR middle-end/27416
27535 * gimplify.c (omp_check_private): New function.
27536 (gimplify_scan_omp_clauses): Use it for
27537 firstprivate/lastprivate/reduction.
27539 PR middle-end/30494
27540 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
27541 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
27543 PR middle-end/30421
27544 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
27545 If lower_lastprivate_clauses emits some statements, append them
27546 to dlist rather than body_p and to body_p append an initializer.
27547 (lower_omp_for): Adjust caller.
27549 2007-01-24 Steve Ellcey <sje@cup.hp.com>
27551 * target.h (globalize_decl_name): New.
27552 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
27553 * output.h (default_globalize_decl_name): New.
27554 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
27556 (globalize_decl): Ditto.
27557 (default_globalize_decl_name): New.
27558 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
27559 (ia64_handle_version_id_attribute): New.
27560 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
27561 (ia64_asm_output_external): Use globalize_decl_name instead
27562 of globalize_label.
27563 * doc/extend.texi (version_id): New pragma.
27564 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
27566 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27568 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
27569 _uleb128_t and _Unwind_SWord with _sleb128_t.
27570 * unwind-dw2.c (extract_cie_info, execute_stack_op,
27571 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
27573 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
27574 * unwind-pe.h (read_uleb128, read_sleb128,
27575 read_encoded_value_with_base): Likewise.
27576 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
27578 2007-01-24 Richard Guenther <rguenther@suse.de>
27580 * builtins.c (expand_builtin_cexpi): Get the fndecl
27581 for cexp in the correct way.
27583 2007-01-24 Jan Hubicka <jh@suse.cz>
27585 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
27588 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27590 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
27591 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
27592 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
27593 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
27594 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
27595 __SIZEOF_PTRDIFF_T__.
27596 * doc/cpp.texi: Documentation for the new builtin macros added.
27598 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
27600 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
27601 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
27602 instead of operands[2] to avoid access past the end of array.
27604 2007-01-24 Richard Sandiford <richard@codesourcery.com>
27606 * reload1.c (emit_reload_insns): Pass the reload register
27607 for a non-spill output reload through forget_old_reloads_1.
27609 2007-01-23 Joseph Myers <joseph@codesourcery.com>
27611 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27612 _SOFT_DOUBLE if doubles use software floating-point.
27613 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
27614 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
27615 * config/rs6000/darwin-ldouble.c: Also compile functions for
27616 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
27617 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
27618 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
27619 commented-out long double override.
27620 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
27621 * config/rs6000/eabispe.h: Likewise.
27622 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
27623 long double for non-SPE.
27624 (rs6000_handle_option): Likewise.
27625 (invalid_e500_subreg): Disallow more subregs involding DImode,
27626 DFmode, TImode or TFmode.
27627 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
27629 (legitimate_lo_sum_address_p): Also check for TFmode for E500
27631 (rs6000_legitimize_address): Also handle TFmode for E500 double.
27632 (rs6000_legitimize_reload_address): Also handle TFmode for E500
27634 (rs6000_legitimate_address): Also check for TFmode for E500
27636 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
27637 (spe_build_register_parallel): Handle TFmode and TCmode.
27638 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
27640 (function_arg): Handle TFmode and TCmode for E500 double.
27641 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
27643 (print_operand): Handle TFmode and TImode for %y.
27644 (rs6000_generate_compare): Handle TFmode comparisons for E500
27646 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
27647 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
27648 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
27649 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
27650 TFmode for E500 double.
27651 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
27652 (floatsidf2): Enable for E500 double.
27653 (movtf_softfloat): Use rs6000_nonimmediate_operand.
27654 (extenddftf2): Change to extenddftf2_fprs.
27655 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
27656 depending on TARGET_E500_DOUBLE.
27657 (extendsftf2): Enable for E500 double.
27658 (trunctfdf2): Enable for E500 double.
27659 (trunctfsf2): Change to trunctfsf2_fprs.
27660 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
27661 depending on TARGET_E500_DOUBLE.
27662 (floatsitf2): Enable for E500 double.
27663 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
27664 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
27665 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
27666 (negtf2): Change to negtf2_internal.
27667 (negtf2): New expander.
27668 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
27669 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
27670 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
27671 (movdi_internal32): Use rs6000_nonimmediate_operand.
27672 (unnamed splitter): Likewise.
27673 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
27674 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
27675 (SPE64TF, DITI): New mode macros.
27676 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
27679 (frob_<mode>_di_2): New.
27680 (frob_tf_di_8_2): New.
27681 (frob_di_df): Change to frob_di_<mode>; allow more modes.
27683 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
27685 (frob_ti_<mode>_8_2): New.
27686 (frob_ti_tf_2): New.
27687 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
27688 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
27690 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
27691 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
27692 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
27693 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
27694 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
27695 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
27698 2007-01-23 Ian Lance Taylor <iant@google.com>
27700 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
27702 (OBJS-archive): Reformat, alphabetize.
27703 (OBJS): Change out_object_file to OBJS-md.
27705 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
27707 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
27708 JUMP_P and CALL_P predicates where applicable.
27709 * config/i386/i386.c: Ditto.
27710 * config/i386/i386.md: Ditto.
27711 * config/i386/mmx.md: Ditto.
27712 * config/i386/predicates.md: Ditto.
27714 2007-01-22 Andreas Schwab <schwab@suse.de>
27716 * config/m68k/m68k.h: Fix comment.
27718 2007-01-22 Jan Hubicka <jh@suse.cz>
27720 * passes.c (init_optimization_passes): Do not rerun
27721 pass_early_warn_uninitialized.
27723 2007-01-22 Richard Guenther <rguenther@suse.de>
27725 PR tree-optimization/30038
27726 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
27728 (execute_cse_sincos_1): Likewise.
27729 (execute_cse_sincos): Likewise.
27730 (gate_cse_sincos): Likewise.
27731 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
27732 the cexpi() canonicalization of sincos().
27733 * tree-pass.h (pass_cse_sincos): Declare.
27734 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
27736 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
27738 PR rtl-optimization/29329
27739 * combine.c (replaced_rhs_insn): Rename to i2mod.
27740 (replaced_rhs_value): Rename to i2mod_new_rhs.
27741 (i2mod_old_rhs): New global variable.
27742 (combine_instructions): Adjust for above change. Save a copy of
27743 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
27744 note are substituted in the second instruction.
27745 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
27746 ditch the note if it pertains to the second eliminated register
27747 and this register is mentioned in i2mod_old_rhs.
27750 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
27752 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
27753 the insn to which the note was originally attached.
27755 2007-01-21 Jan Hubicka <jh@suse.cz>
27757 * ipa-inline.c (inlining_mode): Comment, move up.
27758 (cgraph_decide_inlining_incrementally): Do not perform inlining
27759 itself; fix handling of flattening of self recursive functions.
27760 (cgraph_find_cycles): Remove.
27761 (cgraph_flatten_node): Remove.
27762 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
27763 (try_inline): New function.
27764 (cgraph_early_inlining): Update call of
27765 cgraph_decide_inlining_incrementally. Apply inlining here.
27766 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
27768 2007-01-21 Dirk Mueller <dmueller@suse.de>
27771 * tree-vrp.c (check_array_bounds): do not warn
27772 about ADDR_EXPR's of ARRAY_REF's which are immediately
27773 used in binary expressions.
27775 2007-01-21 Ira Rosen <irar@il.ibm.com>
27777 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
27778 read_write_dep and macros for its access.
27779 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
27780 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
27781 argument, call vect_check_interleaving for every independent pair of
27782 data-refs. Mark loads that access the same memory location as a store
27784 (vect_check_dependences): Remove.
27785 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
27786 call, fix the call to vect_analyze_data_ref_dependence.
27787 (vect_analyze_data_ref_access): For statements that access the same
27788 data-ref, check that they are not stores; for loads, check that there
27789 is no store that access the same location.
27791 2007-01-20 Roger Sayle <roger@eyesopen.com>
27792 Joseph Myers <joseph@codesourcery.com>
27794 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
27795 (-fdump-rtl-stack): Likewise.
27796 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
27797 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
27798 (-mpt-fixed): Use @minus{} for minus sign.
27799 (Using Precompiled Headers): Fix under/overfull hbox.
27801 2007-01-20 Jan Hubicka <jh@suse.cz>
27803 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
27804 place within annotation.
27806 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27808 * pa.c (output_move_double): Change array size of xoperands to 4.
27810 2007-01-20 Jan Hubicka <jh@suse.cz>
27812 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
27815 2007-01-19 Ian Lance Taylor <iant@google.com>
27817 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
27818 constant to unsigned HOST_WIDE_INT before negating.
27820 2007-01-19 Ian Lance Taylor <iant@google.com>
27822 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
27824 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
27825 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
27826 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
27827 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
27828 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
27829 (realloc_vdef, realloc_vuse): Change second parameter to
27831 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
27832 fields to unsigned.
27833 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
27834 unsigned. Change x and lim locals to unsigned.
27835 (realloc_vdef, realloc_vuse): Change num_elem parameter to
27837 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
27838 (copy_virtual_operands): Change i and n locals to unsigned.
27840 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27842 PR middle-end/29335
27843 * builtins.c (fold_builtin_1): Handle builtin fdim.
27845 2007-01-20 Jan Hubicka <jh@suse.cz>
27847 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
27848 * tree-ssa-structalias.c (compute_points_to_sets): Do call
27849 init_alias_heapvars.
27850 (init_alias_heapvars): Initialize only when not already initialized.
27851 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
27853 2007-01-19 Roger Sayle <roger@eyesopen.com>
27855 * common.opt (fsigned-zeros): New command line option.
27856 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
27857 of flag_unsafe_math_optimizations.
27858 * opts.c (set_fast_math_flags): The -ffast-math command line option
27859 implies -fno-signed-zeros.
27860 (fast_math_flags_set_p): Likewise.
27862 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
27863 the documentation of -ffast-math appropriately. Wrap long lines.
27865 2007-01-19 Steve Ellcey <sje@cup.hp.com>
27867 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
27868 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
27870 2007-01-19 Tomas Bily <tbily@suse.cz>
27872 * cgraphunit.c (cgraph_finalize_function): Updating of pid
27874 (tree_init_ic_make_global_vars): New function
27875 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
27876 (tree_gen_ic_profiler): New function
27877 (tree_gen_ic_func_profiler): New function
27878 (tree_profiling): Added calling of tree_gen_ic_func_profiler
27879 (tree_profile_hooks): Added hook for indirec/virtual calls
27880 * value-prof.c (tree_find_values_to_profile): New case for
27882 (tree_values_to_profile): Call for determining indirect/virtual
27884 (tree_indirect_call_to_profile): New function
27885 (tree_ic_transform): New function
27886 (tree_ic): New function
27887 (find_func_by_pid): New function
27888 (init_pid_map): New function
27889 (tree_value_profile_transformations): Added check for
27890 indirect/virtual call transformation
27891 * value-prof.h (enum hist_type): New counter type for
27892 indirect/virtual calls
27893 (profile_hooks): Added new hook for profiling indirect/virtual
27895 * profile.c (instrument_values): New case for indirect/virtual
27897 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
27898 (GCOV_COUNTER_V_INDIR): New counter type
27899 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
27900 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
27902 * cgraph.c: Definition of cgraph_max_pid
27903 (cgraph_create_node): Default init of pid attribute
27904 * cgraph.h: Declaration of cgraph_max_pid
27905 (struct cgraph_node): Added pid attribute
27906 * libgcov.c (__gcov_indirect_call_profiler): New function
27907 (__gcov_one_value_profiler_body): New function
27908 (__gcov_one_value_profiler): Body was moved to
27909 __gcov_one_value_profiler_body and calls it
27911 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
27913 * doc/gty.texi (Options): Document the mark_hook option to GTY.
27914 * gengtype.c (write_types_data, write_func_for_structure,
27915 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
27916 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
27917 (walk_type, write_func_for_structure): Generate the mark_hook if
27920 2007-01-19 Jan Hubicka <jh@suse.cz>
27922 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
27923 'early' argument take inlining mode argument specifying whether to
27924 inline for size/speeed or all functions; add support for flattening;
27926 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
27928 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27931 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
27932 the name of the declared identifier.
27934 2007-01-19 Dirk Mueller <dmueller@suse.de>
27936 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
27937 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
27938 duplicate evaluation.
27940 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
27942 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
27943 Macroize expander using X87MODEF12 mode macro. Extend operand 1
27944 to XFMode, use acosxf2 and truncate result to requested mode.
27945 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
27946 (asin<mode>2): Similarly, with asin expanders.
27947 (*fscalexf4_i387): Rename from *fscalexf4.
27948 (expNcorexf3): New expander.
27949 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
27950 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
27951 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
27952 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
27953 patterns for SSE math.
27954 (exp10<mode>2): Similarly, with exp10 expanders.
27955 (exp2<mode>2): Similarly, with exp2 expanders.
27956 (expm1<mode>2): Similarly, with expm1 expanders.
27957 (ldexp<mode>3): Similarly, with ldexp expanders.
27958 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
27959 Use gen_truncxf<mode>2_i387_noop to truncate result.
27961 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27963 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
27964 for ColdFire targets.
27966 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
27967 Richard Sandiford <richard@codesourcery.com>
27969 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
27970 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
27971 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
27972 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
27973 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
27974 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
27976 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27978 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
27979 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
27980 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
27981 (*adddi_dilshr32_cf): New pattern.
27982 (adddi3, subdi3): Remove first alternatives.
27984 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27986 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
27987 implemented using move.l, do not use its cc result for floating-point
27990 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27992 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
27993 from accepting 's' constraints if flag_pic.
27995 2007-01-19 Richard Sandiford <richard@codesourcery.com>
27997 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
27998 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
27999 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
28000 condition from TARGET_68881 to TARGET_HARD_FLOAT.
28002 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
28004 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
28005 ColdFire alternatives.
28006 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
28007 * config/m68k/m68k.md (clzsi2): Define for ColdFire
28008 architectures that support ff1 instruction.
28010 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28011 Julian Brown <julian@codesourcery.com>
28013 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
28014 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
28015 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
28018 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28020 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
28022 (output_move_const_into_data_reg, output_move_simode_const): Delete.
28023 * config/m68k/m68k.c (const_method, const_int_cost): Take a
28024 HOST_WIDE_INT instead of an rtx.
28025 (m68k_rtx_costs): Update call accordingly.
28026 (output_move_const_into_data_reg): Likewise. Fix formatting.
28027 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
28029 (output_move_simode_const): Update calls after above changes.
28030 Rework to use automatic variables and predicates like MEM_P.
28031 * config/m68k/m68k.md (pushexthisi_const): Update call to
28034 2007-01-19 Dirk Mueller <dmueller@suse.de>
28036 * tree-ssa-alias.c (perform_var_substitution): Fix typo
28037 in dump_flags test.
28039 2007-01-19 Richard Guenther <rguenther@suse.de>
28041 * builtins.c (expand_builtin_cexpi): Fall back to expanding
28042 via cexp in case sincos is not available.
28044 2007-01-19 Richard Guenther <rguenther@suse.de>
28046 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
28047 * defaults.h (TARGET_HAS_SINCOS): Default to off.
28048 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
28049 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
28050 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
28051 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
28052 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
28053 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
28055 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
28057 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
28059 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
28060 (atan2xf3): Directly generate RTL pattern.
28061 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
28062 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
28063 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
28064 disable patterns for SSE math.
28065 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
28066 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
28067 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
28068 disable patterns for SSE math.
28070 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
28072 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
28074 2007-01-18 Roger Sayle <roger@eyesopen.com>
28076 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
28077 VIEW_CONVERT_EXPR to the same type as it's operand.
28079 2007-01-18 David Edelsohn <edelsohn@gnu.org>
28081 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
28082 configured for long double 128.
28084 2007-01-18 Mike Stump <mrs@apple.com>
28086 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
28089 2007-01-18 Michael Meissner <michael.meissner@amd.com>
28091 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
28094 2007-01-18 Jan Hubicka <jh@suse.cz>
28096 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
28097 greater than NUM_VOP_FREE_BUCKETS.
28099 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
28101 * tree-ssa-structalias.c: Update comments.
28102 (ptabitmap_obstack): Removed.
28103 (pta_obstack): New.
28104 (oldpta_obstack): Ditto.
28105 (stats): Add a few members.
28106 (struct variable_info): Remove node, complex, address_taken, and
28107 indirect_target members. Add oldsolution member.
28108 (new_var_info): Do not initialize removed members.
28109 (constraint_expr_type): Remove INCLUDES.
28110 (constraint_graph): Add size, implicit_preds, rep,
28111 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
28112 (FIRST_REF_NODE): New macro.
28113 (LAST_REF_NODE): Ditto.
28114 (FIRST_ADDR_NODE): Ditto.
28115 (find): New function.
28117 (dump_constraint): Do not handle INCLUDES.
28118 (insert_into_complex): Do not insert duplicate constraints.
28119 (condense_varmap_nodes): Renamed and rewritten into ...
28120 (merge_node_constraints): This. Also fix bug in handling of
28121 offseted copy constraints.
28122 (clear_edges_for_node): No longer need to deal with preds at all,
28123 or removing associated preds/succs.
28124 (merge_graph_nodes): Deal with indirect_cycles.
28125 Don't deal with predecessors.
28126 (add_implicit_graph_edge): New function.
28127 (add_pred_graph_edge): Ditto.
28128 (add_graph_edge): Don't deal with predecessors.
28129 (build_constraint_graph): Removed.
28130 (build_pred_graph): New function.
28131 (build_succ_graph): Ditto.
28132 (struct scc_info): Removed in_component. Added roots, dfs, and
28133 node_mapping. Remove visited_index, unification_queue.
28134 (scc_visit): Deal with union-find we do now.
28135 Deal with cycles with REF nodes.
28136 (collapse_nodes): Renamed and rewritten to ...
28137 (unify_nodes): This.
28138 (process_unification_queue): Removed.
28139 (topo_visit): Cleanup
28140 (do_da_constraint): Use find.
28141 (do_sd_constraint): Ditto.
28142 (do_ds_constraint): Ditto.
28143 (do_complex_constraint): Ditto.
28144 (init_scc_info): Update for removed and added members.
28145 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
28146 (find_indirect_cycles): This.
28147 (equivalence_class): New variable.
28148 (label_visit): New function.
28149 (perform_variable_substitution): Rewritten.
28150 (free_var_substitution_info): New function.
28151 (find_equivalent_node): Ditto.
28152 (move_complex_constraints): Ditto.
28153 (eliminate_indirect_cycles): Ditto.
28154 (solve_graph): Only propagate changed bits.
28155 Use indirect cycle elimination.
28157 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
28158 (tree_id_eq): Renamed to ...
28159 (tree_vi_eq): This. Update for member change
28160 (insert_id_for_tree): Renamed and rewritten to ...
28161 (insert_vi_for_tree): This.
28162 (lookup_id_for_tree): Renamed and rewritten to ...
28163 (lookup_vi_for_tree): This.
28164 (get_id_for_tree): Renamed and rewritten to ...
28165 (get_vi_for_tree): Ditto.
28166 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
28167 (process_constraint): Don't handle INCLUDES.
28168 Remove special ADDRESSOF case.
28169 (find_func_aliases): Rewrite to use vi functions instead of id
28171 (create_function_info_for): Ditto.
28172 (create_variable_info_for): Ditto.
28173 (intra_create_variable_infos): Ditto.
28174 (merge_smts_into): Ditto.
28175 (find_what_p_points_to): Ditto.
28176 (init_base_vars): Ditto.
28177 (init_alias_vars): Ditto.
28178 (remove_preds_and_fake_succs): New function.
28179 (dump_sa_points_to_info): Dump new stats.
28180 (dump_solution_for_var): Use find.
28181 (set_used_smts): Fix formatting.
28182 (compute_points_to_sets): Updated for new functions.
28183 (ipa_pta_execute): Ditto.
28185 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28186 Richard Sandiford <richard@codesourcery.com>
28188 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
28190 * calls.c (expand_call): If the return value is a PARALLEL,
28191 extract its first member.
28192 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
28193 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
28194 use FUNCTION_EXTRA_EPILOGUE.
28195 (m68k_function_value): Return a PARALLEL if the return value
28196 is of a pointer type.
28197 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
28198 (FUNCTION_EXTRA_EPILOGUE): Remove.
28199 * config/m68k/m68k.md (D0_REG): New constant.
28201 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28203 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
28204 output a NOP for empty epilogues.
28206 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28208 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
28209 before function. Extend register save check to include all
28210 registers, not just integer ones.
28212 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28214 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
28215 (m68k_use_return_insn): ...this.
28216 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
28217 * config/m68k/m68k.c (use_return_insn): Rename to...
28218 (m68k_use_return_insn): ...this.
28219 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
28220 of USE_RETURN_INSN.
28222 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
28224 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
28225 nearest even, fix denormal rounding overflow.
28227 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28229 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
28230 f%$smove and f%$move.
28231 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
28232 (extendsfdf2_cf): Use fdmove instead of f%&move.
28233 (truncdfsf2_cf): Use fsmove instead of f%$smove.
28234 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
28236 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28238 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
28241 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28243 * real.h (real_format): Add a canonical_nan_lsbs_set field.
28244 (coldfire_single_format): Declare.
28245 (coldfire_double_format): Likewise.
28246 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
28247 of qnan_msb_set to determine the lower bits of a canonical
28249 (encode_ieee_double): Likewise.
28250 (encode_ieee_quad): Likewise.
28251 (ieee_single_format): Initialize canonical_nan_lsbs_set.
28252 (mips_single_format): Likewise.
28253 (ieee_double_format): Likewise.
28254 (mips_double_format): Likewise.
28255 (ieee_extended_motorola_format): Likewise.
28256 (ieee_extended_intel_96_format): Likewise.
28257 (ieee_extended_intel_128_format): Likewise.
28258 (ieee_extended_intel_96_round_53_format): Likewise.
28259 (ibm_extended_format): Likewise.
28260 (mips_extended_format): Likewise.
28261 (ieee_quad_format): Likewise.
28262 (mips_quad_format): Likewise.
28263 (vax_f_format): Likewise.
28264 (vax_d_format): Likewise.
28265 (vax_g_format): Likewise.
28266 (i370_single_format): Likewise.
28267 (i370_double_format): Likewise.
28268 (decimal_single_format): Likewise.
28269 (decimal_double_format): Likewise.
28270 (decimal_quad_format): Likewise.
28271 (c4x_single_format): Likewise.
28272 (c4x_extended_format): Likewise.
28273 (real_internal_format): Likewise.
28274 (coldfire_single_format): New real_format.
28275 (coldfire_double_format): Likewise.
28276 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
28277 canonical_nan_lsbs_set.
28278 (pdp11_d_format): Likewise.
28279 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
28280 if TARGET_COLDFIRE_CPU.
28282 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28284 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
28285 (output_call, m68k_legitimize_call_address): Declare.
28286 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
28287 parenthesees. Add support for a 'W' constraint.
28288 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
28289 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
28290 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
28291 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
28293 (override_options): Initialize them. Do not set flag_no_function_cse
28294 for TARGET_ID_SHARED_LIBRARY.
28295 (m68k_output_pic_call): Delete.
28296 (m68k_legitimize_call_address): New function.
28297 (print_operand): Remove the %o prefix. Handle the %p prefix.
28298 (output_call): New function.
28299 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
28300 target address from the GOT if symbolic jumps are not allowed.
28301 * config/m68k/m68k.md (call, general_operand): Do not set
28302 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
28303 Merge separate flag_pic and !flag_pic define_insns into...
28304 (*call, *call_value): ...these new patterns. Match the address
28305 rather than the containing MEM and require it to be a call_operand.
28306 Use output_call to generate the asm template.
28307 * config/m68k/predicates.md (const_call_operand): New predicate.
28308 (call_operand): Likewise.
28310 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
28312 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
28313 (STACK_GROWS_DOWNWARD): Define to 1.
28314 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
28315 comments, emphasizing that these values are only defaults.
28316 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
28317 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
28319 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28321 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
28323 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28324 Richard Sandiford <richard@codesourcery.com>
28326 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
28327 (FP_REGNO_P): New macros.
28328 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
28329 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
28330 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
28331 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
28333 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
28335 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
28336 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
28338 * config/m68k/t-floatlib: New file, extracting common code from...
28339 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
28340 * config/m68k/t-uclinux: Here.
28341 * config/m68k/fpgnulib.c: Do not compile extendeed precision
28342 routines on ColdFire targets.
28344 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
28346 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
28347 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
28348 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
28349 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
28350 explicitly set MOTOROLA to 1.
28351 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
28353 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28354 Nathan Sidwell <nathan@codesourcery.com>
28356 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
28357 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
28358 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
28359 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
28360 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
28361 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
28362 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
28363 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
28364 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
28365 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
28366 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
28367 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
28368 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
28369 (DBX_REGISTER_NUMBER): Delete.
28370 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
28371 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
28372 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
28374 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28376 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
28377 * config/flat.h: New file.
28378 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
28379 OBJECT_FORMAT_FLAT.
28380 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
28381 indirect references for -msep-data or -mid-shared-library.
28382 Do not use PC-relative code addresses either.
28383 * config/m68k/m68k.c (override_options): Restrict -fPIC error
28385 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
28386 for shared libraries and crt1.o for executables. Use crti.o and
28388 (ENDFILE_SPEC): Use crtend.o and crtn.o.
28389 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
28390 Do not add -elf2flt or -shared-lib-id options here.
28391 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
28392 Pass -shared-lib-id if -mid-shared-library, taking the library
28393 identifier from -mshared-library-id if given, otherwise
28395 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
28396 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
28397 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
28398 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
28399 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
28400 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
28402 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
28403 jump sequence for ISA A and ISA A+.
28404 (PICJUMP): Likewise.
28406 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28408 * config.gcc (m68k-*-uclinux*): Base the port on the common
28409 and m68k GNU/Linux files rather than on the generic ELF ones.
28410 * config/m68k/uclinux.h (TARGET_VERSION): Override.
28411 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
28413 2007-01-18 Julian Brown <julian@codesourcery.com>
28414 Richard Sandiford <richard@codesourcery.com>
28416 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
28417 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
28418 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
28420 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
28421 80 unconditionally.
28422 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
28424 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28426 * doc/install.texi: Document m68k-uclinuxoldabi.
28427 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
28428 * config/m68k/uclinux-oldabi.h: New file, copied from
28429 config/m68k/uclinux.h.
28431 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
28433 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
28434 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
28435 (m32r_compute_frame_size): Use unsigned for regno.
28436 (m32r_reload_lr): Use gen_frame_mem.
28438 (m32r_output_function_epilogue): Don't output the function epilogue
28440 (m32r_expand_epilogue): New.
28441 (direct_return): Return false if the function has the interrupt
28443 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
28444 * config/m32r/m32r.md (epilogue): New expander.
28445 (return_lr, return_rte): New insns.
28446 (return): Make it expander.
28447 (return_normal): New expander.
28449 2007-01-18 Josh Conner <jconner@apple.com>
28452 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
28453 support for UNLE, UNLT, UNGE, and UNGT.
28455 2007-01-18 Jan Hubicka <jh@suse.cz>
28457 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
28458 * tree-tailcall (add_virtual_phis): Likewise.
28459 (optimize_tail_call): Return TODOs.
28460 (execute_tail_calls): Return TODOs.
28461 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
28462 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
28464 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
28465 Cleanup cfg using TODO.
28466 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
28467 * passes.c (execute_function_todo): When cleanup did something, remove
28469 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
28470 (make_edges): Don't cleanup_cfg.
28472 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
28474 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
28475 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
28476 operate on the top of stack.
28477 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
28478 register handling of instructions that output to the second
28480 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
28481 (move_for_stack_reg): Special-case check for dead destination
28482 stack slot for constant load of 1.0 inside UNSPEC_TAN.
28484 * config/i386/i386.md (UNSPEC_TAN): New constant.
28485 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
28486 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
28487 to correctly model move of constant 1.0 to top stack slot.
28488 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
28489 (unnamed peephole2 pattern): Remove corresponding peephole2
28490 pattern that optimizes tan insn and loading of constant 1.0.
28491 (tanxf2): Use fptanxf4_i387.
28492 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
28493 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
28494 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
28495 disable patterns for SSE math.
28496 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
28497 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
28499 2007-01-18 Dirk Mueller <dmueller@suse.de>
28500 Richard Guenther <rguenther@suse.de>
28503 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
28504 * common.opt (Warray-bounds): Add new warning option.
28505 * c-opts.c (c_common_handle_option): Define -Warray-bounds
28507 * Makefile.in: make tree-vrp.o depend on toplev.h
28508 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
28510 (check_array_refs, check_array_bounds, check_array_ref): New.
28512 2007-01-18 Jan Hubicka <jh@suse.cz>
28514 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
28515 (execute_ssa_ccp): Return flags conditionally.
28516 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
28518 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
28520 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
28522 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
28523 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
28525 * Makefile.c (GTFILES): Add cfglayout.h.
28526 * gengtype.c (open_base_files): Likewise.
28527 * cfglayout.c (cfg_layout_function_footer,
28528 cfg_layout_function_header) Reindent to make gengtype happy.
28529 * cfglayout.h (cfg_layout_function_footer,
28530 cfg_layout_function_header): Add GTY(()) marker.
28532 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
28534 2007-01-18 Ben Elliston <bje@au.ibm.com>
28536 * genautomata.c (write_automata): Include xstrerror output in the
28537 error message if writing the DFA description file fails.
28539 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
28541 * config/mips/mips-protos.h (mips_output_external): Make it
28543 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
28544 * config/mips/mips.c (irix_output_external_libcall): Likewise.
28545 (extern_list): Likewise.
28546 (extern_head): Likewise.
28547 (TARGET_ASM_FILE_END): Likewise.
28548 (mips_file_end): Likewise.
28549 (mips_output_external): Rewritten.
28551 2007-01-18 Ben Elliston <bje@au.ibm.com>
28553 * genpreds.c (write_insn_preds_c): Only write out the function
28554 body for regclass_for_constraint if we have register constraints.
28556 2007-01-17 Tom Tromey <tromey@redhat.com>
28558 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
28559 * doc/install.texi (Testing): Use sourceware.org.
28560 (Binaries): Likewise.
28561 (Specific): Likewise.
28562 * doc/contrib.texi (Contributors): Use sourceware.org.
28564 2007-01-17 Anatoly Sokolov <aesok@post.ru>
28566 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
28567 (AVR_ENHANCED): Rename to ...
28568 (AVR_HAVE_MUL): ... new.
28569 (avr_enhanced_p): Rename to ...
28570 (avr_have_mul_p): ... new.
28571 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
28572 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
28573 * config/avr/avr.c (avr_enhanced_p): Rename to ...
28574 (avr_have_mul_p): ... new.
28575 (base_arch_s): Rename 'enhanced' to 'have_mul'.
28576 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
28577 'avr_enhanced_p' and 'enhanced'.
28578 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
28579 AVR_HAVE_MUL instead of AVR_ENHANCED.
28580 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
28581 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
28582 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
28583 instead of AVR_ENHANCED.
28584 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
28585 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
28586 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
28588 2007-01-17 Ian Lance Taylor <iant@google.com>
28590 * vec.h (VEC_reserve_exact): Define.
28591 (vec_gc_p_reserve_exact): Declare.
28592 (vec_gc_o_reserve_exact): Declare.
28593 (vec_heap_p_reserve_exact): Declare.
28594 (vec_heap_o_reserve_exact): Declare.
28595 (VEC_OP (T,A,reserve_exact)): New static inline function, three
28597 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
28598 negative parameter.
28599 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
28600 (VEC_OP (T,A,copy)) [all versions]: Likewise.
28601 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
28602 * vec.c (calculate_allocation): Add exact parameter. Change all
28604 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
28605 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
28606 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
28607 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
28608 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
28609 (vec_heap_p_reserve_exact): New function.
28610 (vec_heap_o_reserve_exact): New function.
28612 2007-01-17 Jan Hubicka <jh@suse.cz>
28614 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
28616 2007-01-17 Eric Christopher <echristo@apple.com>
28618 * config.gcc: Support core2 processor.
28620 2007-01-16 Jan Hubicka <jh@suse.cz>
28622 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
28623 the names, just unlink the chain so we don't crash on dangling
28627 2007-01-16 Jan Hubicka <jh@suse.cz>
28629 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
28630 * tree-pass.h: Reorder to make IPA passes appear toegher.
28631 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
28633 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
28634 parameters, do not call early inliner.
28635 * ipa-inline.c: Update comments. Include tree-flow.h
28636 (cgraph_decide_inlining): Do not compute inlining parameters.
28637 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
28638 be called with function context set up.
28639 (pass_ipa_inline): Remove unreachable functions before pass.
28640 (cgraph_early_inlining): Simplify assuming to be called from the
28642 (pass_early_inline): New pass.
28643 (cgraph_gate_ipa_early_inlining): New gate.
28644 (pass_ipa_early_inline): Turn into simple wrapper.
28645 (compute_inline_parameters): New function.
28646 (gate_inline_passes): New gate.
28647 (pass_inline_parameters): New pass.
28648 (apply_inline): Move here from tree-optimize.c
28649 (pass_apply_inline): New pass.
28650 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
28652 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
28653 doing them by hand.
28654 (tree_function_versioning): Do not allocate dummy struct function.
28655 * tree-inline.h (optimize_inline_calls): Update prototype.
28656 * tree-optimize.c (execute_fixup_cfg): Export.
28657 (pass_fixup_cfg): Remove
28658 (tree_rest_of_compilation): Do not apply inlines.
28659 * tree-flow.h (execute_fixup_cfg): Declare.
28660 * Makefile.in (gt-passes.c): New.
28661 * passes.c: Include gt-passes.h
28662 (init_optimization_passes): New passes.
28663 (nnodes, order): New static vars.
28664 (do_per_function_toporder): New function.
28665 (execute_one_pass): Dump current pass here.
28666 (execute_ipa_pass_list): Don't dump current pass here.
28668 2007-01-16 Janis Johnson <janis187@us.ibm.com>
28670 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
28671 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
28673 2007-01-16 David Edelsohn <edelsohn@gnu.org>
28675 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
28676 (strong_alias): Define.
28677 (__gcc_qmul): Provide non-FMA for soft-float.
28678 (__gcc_qdiv): Same.
28683 (__gcc_qunord): New.
28693 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
28694 soft-float functions.
28695 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
28696 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
28697 about long double soft float.
28699 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
28700 Tehila Meyzels <tehila@il.ibm.com>
28702 * tree-vectorizer.h (is_pattern_stmt_p): New.
28703 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
28704 formatting (tabs instead of spaces). Cleanup and clarify setting
28705 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
28706 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
28707 (vectorizable_type_demotion): Check that types are integral.
28708 (vectorizable_type_promotion): Likewise.
28709 (vectorizable_store): Fix typo. Eliminate new-line at end of
28712 2007-01-16 Jan Hubicka <jh@suse.cz>
28714 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
28717 2007-01-15 Eric Christopher <echristo@apple.com>
28719 * ifcvt.c: Include vec.h, vecprim.h.
28720 (check_cond_move_block): New argument regs.
28721 Reorganize. Add registers used to regs.
28722 (cond_move_process_if_block): Use regs set above as
28725 2007-01-15 Eric Christopher <echristo@apple.com>
28727 * config/darwin.h: Update copyright.
28728 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
28729 (LINK_COMMAND_SPEC): Add -u.
28730 (LINK_SPEC): Fix umbrella for above.
28732 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
28734 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
28737 2007-01-15 Tom Tromey <tromey@redhat.com>
28739 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
28740 * doc/install.texi (Testing): Don't mention jacks.
28741 (Configuration): Document --enable-java-maintainer-mode. Move
28742 --with-java-home to libgcj-specific section. Document
28744 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
28746 2007-01-15 Jan Hubicka <jh@suse.cz>
28748 * tree-ssa-dce.c (DCE_TODOs): New.
28749 (propagate_necessity): Return if something changed.
28750 (eliminate_unnecessary_stmts): Likewise.
28751 (perform_tree_ssa_dce): Return TODO flags when needed.
28752 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
28754 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
28756 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
28757 (fyl2x_extend<mode>xf3_i387): New insn pattern.
28758 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
28759 patterns using X87MODEF12 mode macro. Extend operand 1
28760 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
28761 (log10<mode>2): Ditto.
28762 (log2<mode>2): Ditto.
28763 (log1p<mode>2): Ditto.
28764 (logb<mode>2): Ditto.
28765 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
28766 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
28767 (*fxtractxf3_i387): Rename from *fxtractxf3.
28768 (fxtract_extend<mode>xf3_i387): New insn pattern.
28769 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
28770 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
28771 and gen_fyl2xxf3_i387().
28773 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
28775 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
28776 * cfgloopmanip.c (fix_loop_placement): Made static. Use
28777 get_loop_exit_edges. Changed return type to bool.
28778 * cfgloop.h (fix_loop_placement): Declaration removed.
28780 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
28782 * param.h (MIN_VECT_LOOP_BOUND): New.
28783 * params.def (MIN_VECT_LOOP_BOUND): New.
28784 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
28785 argument - minimum threshold for number of iterations.
28786 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
28787 argument to declaration.
28788 * tree-vect-analyze.c (vect_analyze_operations): Check value of
28789 MIN_VECT_LOOP_BOUND.
28790 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
28791 slpeel_tree_peel_loop_to_edge with additional argument.
28792 (vect_do_peeling_for_alignment): Likewise.
28793 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
28795 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
28798 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
28799 operands of size 1.
28801 2007-01-14 Jan Hubicka <jh@suse.cz>
28803 * tree-dfa.c (remove_referenced_var): New function.
28804 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
28805 prune referenced vars list too.
28806 * tree-flow.h (remove_referenced_var): Declare.
28808 2007-01-14 Jan Hubicka <jh@suse.cz>
28810 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
28812 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
28813 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
28814 * except.h (verify_eh_throw_table_statements): Kill prototype.
28815 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
28816 into call exrepssions.
28817 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
28819 * tree-cfg.c: Include pointer-set.h.
28820 (verify_node_sharing): Work on pointer set.
28821 (verify_eh_throw_stmt_node): New.
28822 (verify_stmts): Use pointers sets, verify throw_stmt.
28824 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
28826 * ipa-reference.c (analyze_function): Consider also addresses taken
28829 2007-01-12 Roger Sayle <roger@eyesopen.com>
28831 * c-typeck.c (null_pointer_constant_p): Replace use of
28832 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
28833 (build_c_cast): Likewise.
28835 2007-01-12 Roger Sayle <roger@eyesopen.com>
28837 * tree.h (force_fit_type_double): Remove unused final argument.
28838 * c-common.c (constant_expression_warning): Replace use of
28839 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
28840 (convert_and_check): Likewise.
28841 (shorten_compare): Update call to force_fit_type_double.
28842 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
28843 * convert.c (convert_to_pointer): Update call to
28844 force_fit_type_double.
28845 * fold-const.c (force_fit_type_double): Remove overflowed_const
28847 (int_const_binop, fold_convert_const_int_from_int,
28848 fold_convert_const_int_from_real, fold_div_compare,
28849 fold_sign_changed_comparison, fold_unary, fold_negate_const,
28850 fold_abs_const, fold_not_const): Remove the final argument from
28851 calls to force_fit_type_double.
28853 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
28855 * configure.ac: Set insn to "nop" for spu-*-* also.
28856 * configure: Regenerate.
28858 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
28860 * builtins.def : Add BUILT_IN_FREE.
28862 2007-01-12 Jan Hubicka <jh@suse.cz>
28864 PR tree-optimization/30443
28865 * tree-inline.c (tree_function_versioning): Do not optimize when
28866 cloning for inlining.
28868 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
28870 * doc/loop.texi: Document recording of loop exits.
28871 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
28872 (update_single_exits_after_duplication,
28873 update_single_exit_for_duplicated_loop,
28874 update_single_exit_for_duplicated_loops): Removed.
28875 (duplicate_loop_to_header_edge): Do not call
28876 update_single_exits_after_duplication and
28877 update_single_exit_for_duplicated_loops.
28878 (loop_version): Do not update single_exit information.
28879 (fix_loop_structure): Use record_loop_exits instead of
28880 mark_single_exit_loops.
28881 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
28882 the lists of loop exits.
28883 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
28884 split_edge, merge_blocks): Update the lists of loop exits.
28885 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
28886 loop_optimizer_init.
28887 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
28888 of mark_single_exit_loops.
28889 (loop_optimizer_finalize): Call release_recorded_exits.
28890 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
28891 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
28892 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
28893 update single exit information.
28894 * lambda-code.c (perfect_nestify): Ditto.
28895 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
28896 (mark_single_exit_loops): Removed.
28897 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
28898 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
28899 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
28901 (get_loop_exit_edges, single_exit): Use recorded exit lists.
28902 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
28903 (verify_loop_structure): Verify consistency of the exit lists.
28904 (flow_loops_find): Use alloc_loop. Initialize exits hash.
28905 (set_single_exit): Removed.
28906 * cfgloop.h (struct loop_exit): New function.
28907 (struct loop): single_exit_ field replaced by exits field.
28908 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
28909 LOOPS_HAVE_RECORDED_EXITS.
28910 (struct loops): Added exits hash.
28911 (mark_single_exit_loops, set_single_exit): Declaration removed.
28912 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
28914 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28916 * doc/invoke.texi: Avoid use of @headitem.
28918 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28920 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
28922 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28924 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
28927 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
28928 Richard Sandiford <richard@codesourcery.com>
28930 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
28931 * config/m68k/m68k.opt: Resort options.
28932 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
28934 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
28935 Richard Sandiford <richard@codesourcery.com>
28937 * doc/invoke.texi: Document the macros that are defined by
28938 m68k's -mtune and -mhard-float options.
28939 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
28940 (m68k_cpp_cpu_family): Likewise.
28941 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
28942 of __ucfv*__ macros. Define __mcffpu__ if generating code for
28943 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
28944 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
28945 (m68k_cpp_cpu_family): Likewise.
28947 2007-01-12 Richard Sandiford <richard@codesourcery.com>
28949 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
28950 macros besides mc68000 as tuning macros. Use a switch statement
28951 to set them and mcpu32.
28953 2007-01-12 Julian Brown <julian@codesourcery.com>
28955 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
28956 (TARGET_68040_ONLY): Rename to...
28957 (TARGET_68040): ...this.
28958 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
28959 * config/m68k/m68k.md: Likewise.
28961 2007-01-12 Julian Brown <julian@codesourcery.com>
28962 Nathan Sidwell <nathan@codesourcery.com>
28963 Richard Sandiford <richard@codesourcery.com>
28965 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
28966 the -mcpu= argument associated with the --with-cpu setting.
28967 Define M68K_DEFAULT_TUNE to the default -mtune= option,
28968 if different from the one implied by the -mcpu setting.
28969 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
28970 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
28971 * doc/invoke.texi: Mention ColdFire in the introduction to the
28972 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
28973 -mno-div and -mhard-float options. Make -m68881 a synonym for
28974 -mhard-float. Document the previously-undocumented -m5206e,
28975 -m528x, -m5307 and -m5407 options. Tweak the existing option
28976 documentation for consistency.
28977 * doc/install.texi: Mention new --with-cpu arguments.
28978 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
28979 default CPU if neither -mcpu nor -march are specified.
28980 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
28981 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
28982 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
28983 using m68k_tune to decide between families that implement the
28984 same ISA. Use m68k_tune to set __mcfv4e__.
28985 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
28986 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
28987 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
28988 (FL_ISA_C, FL_ISA_MMU): New macros.
28989 (MASK_COLDFIRE): Delete.
28990 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
28991 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
28992 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
28993 (TARGET_HARD_FLOAT): Do not define here.
28994 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
28995 (TUNE_68000): New macro.
28996 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
28997 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
28998 (TUNE_CFV2): Redefine in terms of m68k_tune.
28999 (uarch_type, target_device, fpu_type): New enums.
29000 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
29001 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
29002 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
29003 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
29004 (FL_FOR_isa_c): New macros.
29005 (m68k_isa): New enum.
29006 (m68k_target_selection): New structure.
29007 (all_devices, all_isas, all_microarchs): New tables.
29008 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
29009 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
29010 (MASK_ALL_CPU_BITS): Delete.
29011 (m68k_find_selection): New function.
29012 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
29013 Map the legacy target options to a combination of the new ones.
29014 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
29015 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
29016 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
29018 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
29019 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
29021 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
29022 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
29023 * config/m68k/m68k-devices.def: New file.
29025 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29026 Nathan Sidwell <nathan@codesourcery.com>
29028 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
29029 (SUBTARGET_EXTRA_SPECS): New macros.
29030 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
29031 use %(asm_cpu_spec) instead.
29032 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
29033 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
29034 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
29035 (EXTRA_SPECS): Rename to...
29036 (SUBTARGET_EXTRA_SPECS): ...this.
29038 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29039 Richard Sandiford <richard@codesourcery.com>
29040 Julian Brown <julian@codesourcery.com>
29042 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29043 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
29044 to the configuration's default CPU.
29045 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
29046 Remove default masks.
29047 (m680[012]0-*-*): Set the default with_cpu to the first part of
29049 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
29050 (m68k*-*-linux): Extend the --with-cpu handling to...
29051 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
29052 and m68010. Don't set target_cpu_default2.
29053 * doc/install.texi: Document --with-cpu for m68k.
29054 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
29055 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
29056 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
29057 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
29058 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
29059 (ASM_SPEC): Remove use of %(asm_cpu_default).
29060 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
29061 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
29062 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
29063 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
29064 __HAVE_FPU__ if TARGET_HARD_FLOAT.
29065 (TARGET_DEFAULT): Delete.
29066 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
29067 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
29068 (CPP_CPU_SPEC): Delete.
29069 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
29070 the appropriate string.
29071 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
29072 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
29073 (ASM_SPEC): Don't use %(asm_default_spec).
29074 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
29075 TARGET_DEFAULT and add MASK_68881.
29076 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
29078 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29080 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
29081 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
29082 MASK_68010 alongside MASK_68020.
29083 * doc/invoke.texi: Document -m68010.
29084 * config/m68k/m68k.opt (m68010): New.
29085 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
29087 (TUNE_68010): New macro.
29088 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
29089 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
29090 (M68K_CPU_m68332): Add MASK_68010.
29091 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
29092 fallback definition.
29093 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
29095 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
29096 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
29097 to all entries that use MASK_68020.
29098 (output_move_simode_const, output_move_himode, output_move_qimode)
29099 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
29100 instead of TARGET_68020 to select clr behavior. Remove comment
29101 about there being no TARGET_68010.
29102 * config/m68k/m68k.md: Likewise throughout.
29104 2007-01-12 Julian Brown <julian@codesourcery.com>
29106 * config/m68k/m68k.h (TARGET_ISAB): New macro.
29107 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
29108 * config/m68k/m68k.md: Likewise.
29110 2007-01-12 Julian Brown <julian@codesourcery.com>
29112 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
29113 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
29115 2007-01-12 Julian Brown <julian@codesourcery.com>
29117 * config/m68k/m68k.h (TUNE_68040_60): New macro.
29118 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
29119 * config/m68k/m68k.md: Likewise.
29121 2007-01-12 Julian Brown <julian@codesourcery.com>
29122 Richard Sandiford <richard@codesourcery.com>
29124 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
29125 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
29126 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
29128 (TARGET_CPU32): Rename to...
29129 (TUNE_CPU32): ...this.
29130 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
29131 (TUNE_CFV2): New macros.
29132 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
29133 remove conditions that are implied by TARGET_68020.
29134 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
29135 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
29136 (m68k_output_function_epilogue): Likewise.
29137 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
29138 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
29139 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
29140 non-68000 timings. Refactor multiplication and division costs.
29141 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
29142 TUNE_CPU32 instead of TARGET_CPU32.
29143 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
29144 and TUNE_68060 instead of TARGET_68060.
29145 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
29146 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
29148 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
29149 && !TARGET_COLDFIRE" to choose between moveq and clr.
29150 Likewise in the unnamed movsf pattern.
29151 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
29152 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
29155 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29157 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
29158 of tabbing before backslashes.
29160 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29162 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
29163 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
29164 (ASM_OUTPUT_INTERNAL_LABEL): Define.
29166 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
29168 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
29169 find_interesting_uses_cond.
29170 (find_interesting_uses_cond): Use extract_cond_operands.
29171 (rewrite_use_compare): Use extract_cond_operands and
29172 force_gimple_operand_bsi. Do not call update_stmt.
29173 (determine_use_iv_cost_condition): Use extract_cond_operands.
29174 Return cheaper of using original bound and changing the exit bound.
29176 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
29178 PR tree-optimization/29516
29179 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
29180 most_expensive_mult_to_index, addr_to_parts,
29181 create_mem_ref, maybe_fold_tmr): Make the type of
29182 fields of TARGET_MEM_REF sizetype.
29183 (move_fixed_address_to_symbol, move_pointer_to_base):
29185 * tree.def (TARGET_MEM_REF): Add comment on types of
29188 2007-01-11 Joseph Myers <joseph@codesourcery.com>
29190 * c-common.c (vector_types_convertible_p): Treat opaque types as
29191 always convertible if they have the same size, but not otherwise.
29193 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
29195 * ifcvt.c (struct noce_if_info): Add comments to the fields.
29196 Remove the b_unconditional field.
29197 (noce_try_sign_mask): Do not look at b_unconditional.
29198 (noce_process_if_block): Do not use merge_if_blocks. Update
29199 the CFG here. Do not set b_unconditional.
29200 (cond_move_process_if_block): Likewise.
29201 (find_cond_trap): Likewise.
29202 (check_cond_move_block): Require simple jump insns at the end
29203 of the basic block.
29205 2007-01-11 Jan Hubicka <jh@suse.cz>
29207 PR tree-optimization/1046
29208 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
29209 when alias info is not ready.
29210 (pass_tail_recursion): Do not require aliasing.
29211 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
29212 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
29213 * tree-ssa-copy.c (pass_copy_prop): Likewise.
29214 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
29215 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
29216 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
29217 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
29219 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
29220 When aliasing is not build, mark statement as volatile.
29222 2007-01-11 Tom Tromey <tromey@redhat.com>
29224 PR preprocessor/15185, PR preprocessor/20989:
29225 * doc/cppopts.texi <-MT>: Update description of algorithm for
29226 computing default target.
29227 <-M, -MD>: Reword "basename" text.
29229 2007-01-11 Roger Sayle <roger@eyesopen.com>
29231 * builtins.c (expand_builtin_pow, expand_builtin_powi,
29232 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
29233 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
29234 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
29235 fold_builtin_bswap, real_constp, fold_builtin_pow,
29236 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
29237 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
29238 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
29239 * convert.c (convert_to_pointer): Likewise.
29240 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
29241 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
29242 const_binop, fold_convert_const_int_from_int,
29243 fold_convert_const_int_from_real,
29244 fold_convert_const_real_from_real, sign_bit_p,
29245 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
29246 fold_sign_changed_comparison, fold_unary, fold_comparison,
29247 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
29248 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
29249 * print-tree.c (print_node_brief, print_node): Likewise.
29250 * stor-layout.c (place_field, layout_type): Likewise.
29251 * tree-chrec.c (keep_cast): Likewise.
29252 * tree.c (build_vector, build_real, build_real_from_int_cst,
29253 build_complex): Likewise.
29255 2007-01-11 Roger Sayle <roger@eyesopen.com>
29257 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
29258 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
29260 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
29262 * configure.ac (strict1_warn): Rename to strict_warn.
29263 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
29264 cc_set_by_configure, quoted_cc_set_by_configure,
29265 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
29266 all_boot_languages, all_stagestuff): Remove.
29267 (target_list): Remove bootstrap targets.
29268 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
29269 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
29270 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
29271 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
29272 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
29273 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
29274 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
29275 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
29276 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
29277 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
29278 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
29279 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
29280 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
29281 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
29282 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
29283 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
29284 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
29285 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
29286 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
29287 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
29288 (mostlyclean): Adjust.
29289 (clean, distclean): Don't mention bootstrap stuff.
29290 * configure: Regenerate.
29291 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
29292 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
29293 treelang/config-lang.in (stagestuff): Remove.
29294 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
29295 stageprofile, stagefeedback, stagestuff): Remove mention.
29297 2007-01-11 Nick Clifton <nickc@redhat.com>
29299 * config/mcore/predicates.md (mcore_general_movesrc_operand):
29301 (mcore_general_movdst_operand): Do not accept CONST_INTs.
29302 (mcore_arith_K_S_operand): Run the test for the S constraint not
29303 the test for the M constraint.
29304 (mcore_addsub_operand): Do not accept integer values that are
29305 larger than 32 bits.
29306 * config/mcore/mcore.md: Remove unused constraints from split.
29307 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
29308 (addsi3): Likewise.
29309 (allocate_stack): Likewise.
29310 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
29311 operands to 32 bits.
29312 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
29314 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
29315 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
29316 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
29317 mcore_output_bclri, mcore_output_andn, output_inline_const,
29318 mcore_output_move, mcore_output_movedouble): Likewise.
29319 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
29320 (output_inline_const): Likewise.
29321 (output_inline_const): Fix format strings used in sprintf
29323 * config/mcore/mcore-protos.h: Update prototypes for changed
29324 functions in mcore.c.
29325 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
29326 HOST_WIDE_INT and not int.
29327 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
29328 CONST_OK_FOR_N): Likewise.
29329 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
29330 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
29333 2007-01-10 Jan Hubicka <jh@suse.cz>
29335 * tree-vrp.c (remove_range_assertions): Release defs.
29336 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
29337 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
29339 2007-01-10 Paul Brook <paul@codesourcery.com>
29341 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
29342 * config/arm/arm.md (mulsi3subsi): New insn.
29344 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
29346 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
29347 (tree_transform_and_unroll_loop): New.
29348 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
29351 2007-01-10 Robert Kennedy <jimbob@google.com>
29353 * fold-const.c (fold_comparison): Fold comparisons like (x *
29354 1000 < 0) to (x < 0).
29356 2007-01-10 Ian Lance Taylor <iant@google.com>
29358 * tree-pretty-print.c (dump_generic_node): Print parentheses when
29359 operands have the same priority.
29361 2007-01-10 Tom Tromey <tromey@redhat.com>
29363 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
29364 (fold_binary): Likewise.
29365 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
29366 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
29367 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
29368 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
29369 * langhooks.h (struct lang_hooks): Removed field
29370 'can_use_bit_fields_p'.
29372 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
29374 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
29376 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
29378 * function.c (get_last_funcdef_no): New function.
29379 * function.h (get_last_funcdef_no): Declare.
29380 * tree-inline.c (initialize_cfun): Add initialization.
29381 (tree_function_versioning): Cleanup.
29383 2007-01-10 Jan Hubicka <jh@suse.cz>
29385 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
29388 2007-01-10 Sa Liu <saliu@de.ibm.com>
29389 Ben Elliston <bje@au.ibm.com>
29391 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
29392 for SAVE_NONLOCAL and Pmode for any other save level.
29393 * spu-protos.h (spu_restore_stack_block): Declare.
29394 * spu.md (save_stack_block): Remove.
29395 (restore_stack_block): Call spu_restore_stack_block.
29396 * spu.c (spu_restore_stack_block): New function.
29397 (spu_expand_epilogue): Remove old comment.
29399 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
29401 PR tree-optimization/30322
29402 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
29403 (cand_value_at): Return the value as aff_tree.
29404 (may_eliminate_iv): Convert the bound from aff_tree to tree.
29405 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
29406 aff_combination_mult): New functions.
29407 (aff_combination_add): Use aff_combination_add_cst.
29408 (aff_combination_convert): Allow conversions to a wider type.
29409 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
29410 * tree-affine.h (aff_combination_mult): Declare.
29412 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
29414 * doc/tm.texi: Update documentation to reflect reality of exec
29415 and start file search behaviours. Update copyright year.
29416 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
29417 header file directories.
29419 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
29421 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
29422 (*cosxf2): Rename to cosxf2_i387.
29423 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
29424 using X87MODEF12 mode macro. Rename patterns to
29425 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
29427 (*cosdf2, *cossf2): Ditto.
29428 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
29429 to match extended input operands.
29430 (sincos<mode>3): New expander.
29431 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
29432 insn patterns and corresponding splitters.
29434 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
29436 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
29437 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
29439 2007-01-09 Nicolas Pitre <nico@cam.org>
29442 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
29444 2007-01-08 Geoffrey Keating <geoffk@apple.com>
29446 * target.h (struct gcc_target): New field library_rtti_comdat.
29447 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
29448 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
29449 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
29450 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
29452 2007-01-08 Geoffrey Keating <geoffk@apple.com>
29454 * doc/invoke.texi (Optimize Options): Correct description of -O0.
29456 2007-01-08 Richard Guenther <rguenther@suse.de>
29458 * tree.h (force_fit_type_double): Export.
29459 (force_fit_type): Remove.
29460 * fold-const.c (force_fit_type_double): New function.
29461 (force_fit_type): Remove.
29462 (int_const_binop): Use it.
29463 (fold_convert_const_int_from_int): Likewise.
29464 (fold_convert_const_int_from_real): Likewise.
29465 (fold_div_compare): Likewise.
29466 (fold_sign_changed_comparison): Likewise.
29467 (fold_unary): Likewise.
29468 (fold_negate_const): Likewise.
29469 (fold_abs_const): Likewise.
29470 (fold_not_const): Likewise.
29471 * c-common.c (shorten_compare): Use force_fit_type_double.
29472 * convert.c (convert_to_pointer): Likewise.
29474 2007-01-08 Richard Guenther <rguenther@suse.de>
29476 * tree.h (build_int_cst_wide_type): Export.
29477 * tree.c (build_int_cst_wide_type): New function.
29478 (build_int_cst_wide): Fix comment.
29479 * builtins.c (fold_builtin_object_size): Use build_int_cst
29480 to build -1 or 0 of the correct type. Use fit_double_type
29481 to check for overflow.
29482 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
29484 (decode_field_reference): Likewise.
29485 (all_ones_mask_p): Likewise.
29486 (native_interpret_int): Use build_int_cst_wide_type.
29487 (fold_binary): Use build_int_cst_type to build an all-ones
29489 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
29491 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
29493 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
29495 2007-01-09 Ben Elliston <bje@au.ibm.com>
29497 * genautomata.c (STATS_OPTION): New option.
29498 (stats_flag): New flag.
29499 (gen_automata_option): Handle it.
29500 (initiate_automaton_gen): Ditto.
29501 (write_automata): Output statistics only if stats_flag is
29502 set. Likewise, output time statistics only if time_flag is set.
29503 * doc/md.texi (Processor pipeline description): Document new flag.
29505 2007-01-08 Richard Guenther <rguenther@suse.de>
29507 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
29508 * tree.c (build_int_cst_type): Likewise.
29509 (size_in_bytes): Don't call force_fit_type on the result.
29510 (int_fits_type_p): Use fit_double_type.
29511 * fold-const.c (fit_double_type): New function.
29512 (force_fit_type): Use it.
29513 * tree.h (fit_double_type): Export.
29515 2007-01-08 Jan Hubicka <jh@suse.cz>
29517 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
29518 * ipa.c (function_and_variable_visibility): Fix return type.
29520 2007-01-08 Richard Guenther <rguenther@suse.de>
29522 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
29523 of offset to build the index.
29524 * tree-pretty-print.c (dump_generic_node): Don't build negated
29525 const just for printing.
29526 * c-pretty-print.c (pp_c_integer_constant): Likewise.
29527 * builtins.c (fold_builtin_int_roundingfn): Check if result
29528 fits the type by using force_fit_type and comparing the result.
29529 * predict.c (predict_loops): Use compare_tree_int for comparison.
29530 * tree.c (build_int_cst): Fall back to integer_type_node for
29532 (build_int_cst_wide): Assert type is non-null.
29534 2007-01-08 Roberto Costa <roberto.costa@st.com>
29536 * tree-vrp.c (extract_range_from_cond_expr): New.
29537 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
29538 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
29540 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
29541 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
29542 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
29543 used as expressions.
29544 * tree-object-size.c (cond_expr_object_size): New.
29545 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
29547 2007-01-08 Jan Hubicka <jh@suse.cz>
29549 * tree-ssa-forwprop.c (forward_propagate_into_cond,
29550 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
29553 2007-01-08 Richard Guenther <rguenther@suse.de>
29555 PR tree-optimization/23603
29556 * tree-vrp.c (set_value_range_to_truthvalue): New function.
29557 (extract_range_from_binary): Fall back to truthvalue instead of
29558 varying for TRUTH_*_EXPR.
29559 (extract_range_from_comparison): Fall back to truthvalue instead of
29561 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
29562 if all visited PHI values were constant.
29564 2007-01-08 Jan Hubicka <jh@suse.cz>
29566 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
29567 (cgraph_analyze_function): break out from ...
29568 (cgraph_finalize_compilation_unit): ... here.
29569 (cgraph_expand_function): Remove forgoten commented out line.
29570 (cgraph_optimize): Analyze functions.
29572 2007-01-08 Jan Hubicka <jh@suse.cz>
29574 * tree-pas.h (TODO_remove_function): New flag.
29575 (TODO_update*): Renumber.
29576 (pass_ipa_increase_alignment,
29577 pass_ipa_function_and_variable_visibility): New passes.
29578 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
29579 (cgraph_function_and_variable_visibility): Move to ipa.c
29580 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
29581 cgraph_increase_alignment.
29582 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
29583 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
29584 calling tree-inline.
29585 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
29586 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
29587 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
29588 (gate_increase_alignment): New function.
29589 (pass_ipa_increase_alignment): New pass.
29590 * ipa.c: Inline tree-pass.h and timevar.h
29591 (function_and_variable_visibility): Move here from cgraphunit.c
29592 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
29593 * passes.c (init_optimization_passes): Add the two new passes.
29594 (execute_todo): Handle cgraph_remove_functions.
29596 2007-01-08 Nick Clifton <nickc@redhat.com>
29598 * config/frv/predicates.md (reg_or_0_operand): Accept
29601 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
29603 * config/bfin/rtems.h, config/bfin/t-rtems: New.
29604 * config.gcc: Add bfin*-rtems*.
29606 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
29608 * c.opt: Add -flax-vector-conversions.
29609 * c-typeck.c (convert_for_assignment): Pass flag to
29610 vector_types_convertible_p to allow emission of note.
29611 (digest_init): Likewise.
29612 * c-opts.c: Handle -flax-vector-conversions.
29613 * c-common.c (flag_lax_vector_conversions): New.
29614 (vector_types_convertible_p): Unless -flax-vector conversions
29615 has been passed, disallow conversions between vectors with
29616 differing numbers of subparts and/or element types. If such
29617 a conversion is disallowed, possibly emit a note on the first
29618 occasion only to inform the user of -flax-vector-conversions.
29619 The new last argument specifies this.
29620 * c-common.h (flag_lax_vector_conversions): New.
29621 (vector_types_convertible_p): Add extra argument.
29622 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
29623 char_type_node for V*QI type vectors.
29624 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
29625 Update to satisfy new typechecking rules.
29626 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
29627 C and C++ variants.
29628 * doc/invoke.texi (C Dialect Options): Document
29629 -flax-vector-conversions.
29631 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
29633 PR tree-optimization/29877
29634 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
29635 a register variable on the RHS to not be replaceable.
29637 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
29638 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
29639 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
29640 const_simm15, const_pow2, const_npow2): Added.
29641 * config/score/misc.md (insv, extv, extzv, movmemsi,
29642 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
29643 * config/score/score.c (score_address_cost, score_select_cc_mode):
29645 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
29646 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
29647 Update score_print_operand.
29648 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
29649 Adjust register allocate order and update some macro define.
29650 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
29651 mdx_block_move_straight, mdx_block_move_loop_head,
29652 mdx_block_move_loop_body, mdx_block_move_loop_foot,
29653 mdx_block_move_loop, mdx_block_move): Added.
29654 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
29655 mdp_limm): Updated and fix some bug and typo.
29656 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
29657 (movsf, movdf, doloop_end): Added.
29659 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
29661 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
29662 config/arm/thumb2.md: Fix comment typos.
29663 * doc/extend.texi: Fix a typo.
29665 2007-01-07 Eric Christopher <echristo@apple.com>
29667 * configure.ac: Check for __stack_chk_fail for darwin.
29668 * configure: Regenerate.
29670 2007-01-07 Richard Guenther <rguenther@suse.de>
29672 * tree-vrp.c (extract_range_from_assert): CSE calls to
29673 compare_values where possible.
29674 (extract_range_from_unary_expr): Likewise.
29676 2007-01-07 Anatoly Sokolov <aesok@post.ru>
29678 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
29679 * config/avr/avr.c (call_insn_operand): Delete function.
29680 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
29681 instead of register number. Use predicates.
29682 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
29683 call_insn_operand): Add.
29685 2007-01-06 Jan Hubicka <jh@suse.cz>
29687 * tree-pass.h (pass_build_cgraph_edges): Declare.
29688 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
29689 (visited_nodes): Remove.
29690 (cgraph_create_edges): Move to cgraphbuild.c; rename to
29691 build_cgrpah_edges; make visited_nodes local.
29692 (cgraph_process_new_functions): DO not call initialize_inline_failed.
29693 (record_references_in_initializer): Move to cgraphbuild.c
29694 (initialize_inline_failed, rebuild_cgraph_edges,
29695 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
29696 (verify_cgraph_node): Make visited_nodes local.
29697 (cgraph_analyze_function): Do not call cgraph_create_edges and
29698 initialize_inline_failed.
29699 (cgraph_expand_function): Do not call cgraph_lower_function;
29700 assert that function is already lowered.
29701 * Makefile.in (cgraphbuild.o): New.
29702 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
29703 at the end of lowering passes.
29705 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
29707 * ifcvt.c (cond_move_convert_if_block): New function, code
29708 factored out from...
29709 (cond_move_process_if_block): ...here. Call the new function
29710 on the THEN and ELSE blocks.
29711 (merge_if_block): Do not copy global_live_at_end, merge_blocks
29712 already takes care of this.
29714 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29717 * tree.h (TREE_OVERFLOW_P): New.
29718 * c-typeck.c (parser_build_unary_op): Warn only if result
29719 overflowed and operands did not.
29720 (parser_build_binary_op): Likewise.
29721 (convert_for_assignment): Remove redundant overflow_warning.
29722 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
29724 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29726 * c-typeck.c (store_init_value): Split over two lines to follow
29727 the GNU coding style.
29729 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
29731 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
29732 __GXX_EXPERIMENTAL_CXX0X__.
29733 * doc/cpp.texi: Same.
29735 2007-01-05 Richard Guenther <rguenther@suse.de>
29737 PR middle-end/27826
29738 * tree.c (get_narrower): Do not construct COMPONENT_REFs
29739 with mismatched types. Instead explicitly build a
29740 conversion NOP_EXPR.
29742 2007-01-05 Ian Lance Taylor <iant@google.com>
29744 * c-common.c (decl_with_nonnull_addr_p): New function.
29745 (c_common_truthvalue_conversion): Call it.
29746 * c-typeck.c (build_binary_op): Likewise.
29747 * c-common.h (decl_with_nonnull_addr_p): Declare.
29749 2007-01-05 Jakub Jelinek <jakub@redhat.com>
29752 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
29755 2007-01-05 Joel Brobecker <brobecker@adacore.com>
29757 * doc/install.texi (Final install): Document the fact that
29758 the GNAT runtime should not be stripped.
29760 2007-01-04 Jan Hubicka <jh@suse.cz>
29762 * tree-inline.c (fold_marked_statements): Update operand caches
29763 and EH after folding
29765 2007-01-04 Ian Lance Taylor <iant@google.com>
29767 * c-common.c (check_function_nonnull): Whitespace fix.
29769 2007-01-04 Jan Hubicka <jh@suse.cz>
29771 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
29772 comitted older version of patch.
29773 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
29774 function, celanup cfg and collect garbage.
29776 2007-01-04 Mike Stump <mrs@apple.com>
29778 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
29781 2007-01-04 Eric Christopher <echristo@apple.com>
29783 * libgcc2.c (__bswapsi2): Use SItype.
29784 (__bswapdi2): Use DItype.
29785 * libgcc2.h: Update for above.
29787 2007-01-04 Paul Brook <paul@codesourcery.com>
29789 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
29790 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
29791 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
29792 umulsidi3, umulsidi3adddi, smulsi3_highpart,
29793 umulsi3_highpart): Make conditional on !arm_arch6.
29794 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
29795 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
29796 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
29797 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
29798 umulsi3_highpart_v6): New insns.
29800 2007-01-04 Roger Sayle <roger@eyesopen.com>
29802 * fold-const.c (fold_convert): When casting an expression to void,
29803 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
29804 have a type. Instead of attempting to build a NOP_EXPR, return
29805 these "special" trees directly.
29807 2007-01-04 Joseph Myers <joseph@codesourcery.com>
29809 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
29810 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
29811 rs6000_cost->fp not 0 as adjustment for outer NEG.
29813 2007-01-04 Jan Hubicka <jh@suse.cz>
29815 * cgraph.c (cgraph_release_function_body): New function.
29816 (cgraph_remove_node): Use it.
29817 * cgraph.h (cgraph_release_function_body): Declare.
29818 * cgraphunit.c (cgraph_expand_function): Use it.
29819 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
29820 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
29821 is initialized and while compilation of other function is running.
29822 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
29823 statement CFG annotations from here to ...
29824 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
29826 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
29828 * cfgloop.h (enum li_flags): Make the constants powers of two.
29830 2007-01-04 Jan Hubicka <jh@suse.cz>
29832 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
29834 (fold_marked_statements): New function.
29835 (optimize_inline_calls, tree_function_versioning): Fold new statements.
29836 * tree-inline.h (copy_body_data): Add statements_to_fold.
29838 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
29840 * config.gcc: Mention libgcc/config.host.
29841 * Makefile.in: Update comments mentioning libgcc.
29842 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
29843 (all.cross, start.encap, rest.encap, rest.cross): Update
29844 dependencies for libgcc move.
29845 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
29846 (clean-target, clean-target-libgcc): Delete.
29847 (srcdirify, GCC_EXTRA_PARTS): New macros.
29848 (libgcc-support, libgcc.mvars): New rules.
29849 (distclean): Remove mention of mklibgcc.
29850 (install): Don't reference INSTALL_LIBGCC.
29851 (install-common): Don't reference EXTRA_PARTS.
29852 (install-libgcc, install-multilib): Delete rules.
29853 * mklibgcc.in: Delete file.
29854 * doc/configfiles.texi: Don't mention mklibgcc.
29856 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
29857 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
29858 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
29859 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
29860 (mklibgcc, ldblspecs): Likewise.
29862 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
29863 (posixpre.def): Use $(T).
29864 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
29865 (SHLIB_SRC, SHLIB_INSTALL): Delete.
29866 (SHLIB_LINK): Make dummy.
29867 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
29869 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
29871 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
29872 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
29873 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
29874 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
29876 * configure.ac (all_outputs): Remove mklibgcc.
29877 * configure: Regenerated.
29879 2007-01-03 Josh Conner <jconner@apple.com>
29881 PR middle-end/29683
29882 * calls.c (compute_argument_addresses): Set stack and stack_slot
29883 for partial args, too.
29884 (store_one_arg): Use locate.size.constant for the size when
29885 generating a save_area.
29887 2007-01-03 Robert Kennedy <jimbob@google.com>
29889 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
29890 whose definitions are deleted due to basic block merging.
29892 2007-01-03 Paul Brook <paul@codesourcery.com>
29895 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
29897 (use_return_insn): Return 0 for Thumb interrupt functions.
29898 (print_multi_reg): Add rfe argument for IRQ returns.
29899 (arm_output_epilogue): Pop interrupt return address directly into PC.
29900 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
29902 2007-01-03 Paul Brook <paul@codesourcery.com>
29904 Merge from sourcerygxx-4_1.
29905 * config/arm/thumb2.md: New file.
29906 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
29908 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
29909 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
29910 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
29911 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
29913 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
29914 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
29916 * config/arm/ieee754-sf.S: Ditto.
29917 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
29918 (thumb1_base_register_rtx_p): ... to this.
29919 (thumb_index_register_rtx_p): Rename...
29920 (thumb1_index_register_rtx_p): ... to this.
29921 (thumb_output_function_prologue): Rename...
29922 (thumb1_output_function_prologue): ... to this.
29923 (thumb_legitimate_address_p): Rename...
29924 (thumb1_legitimate_address_p): ... to this.
29925 (thumb_rtx_costs): Rename...
29926 (thumb1_rtx_costs): ... to this.
29927 (thumb_compute_save_reg_mask): Rename...
29928 (thumb1_compute_save_reg_mask): ... to this.
29929 (thumb_final_prescan_insn): Rename...
29930 (thumb1_final_prescan_insn): ... to this.
29931 (thumb_expand_epilogue): Rename...
29932 (thumb1_expand_epilogue): ... to this.
29933 (arm_unwind_emit_stm): Rename...
29934 (arm_unwind_emit_sequence): ... to this.
29935 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
29936 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
29937 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
29938 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
29939 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
29940 thumb2_output_casesi): New functions.
29941 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
29942 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
29943 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
29944 THUMB2_WORK_REGS): Define.
29945 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
29946 arm_condexec_mask, arm_condexec_masklen)): New variables.
29947 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
29948 (arm_override_options): Check new CPU capabilities.
29949 Set new architecture flag variables.
29950 (arm_isr_value): Handle v7m interrupt functions.
29951 (user_return_insn): Return 0 for v7m interrupt functions. Handle
29953 (const_ok_for_arm): Handle Thumb-2 constants.
29954 (arm_gen_constant): Ditto. Use movw when available.
29955 (arm_function_ok_for_sibcall): Return false for v7m interrupt
29957 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
29958 (thumb_find_work_register, arm_load_pic_register,
29959 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
29960 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
29961 print_multi_reg, output_mov_long_double_fpa_from_arm,
29962 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
29963 output_mov_double_fpa_from_arm, output_move_double,
29964 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
29965 output_return_instruction, arm_output_function_prologue,
29966 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
29967 arm_output_mi_thunk, thumb_set_return_address): Ditto.
29968 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
29969 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
29970 (arithmetic_instr, shift_op): Use arm_shift_nmem.
29971 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
29973 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
29974 (thumb_expand_prologue): Use thumb_set_frame_pointer.
29975 (arm_file_start): Output directive for unified syntax.
29976 (arm_unwind_emit_set): Handle stack alignment instruction.
29977 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
29978 Add v6t2, v7, v7a, v7r and v7m.
29979 (RETLDM): Add Thumb-2 code.
29980 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
29981 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
29982 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
29983 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
29984 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
29985 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
29986 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
29987 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
29988 ADJUST_INSN_LENGTH): Define.
29989 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
29990 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
29991 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
29992 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
29993 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
29994 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
29995 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
29996 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
29997 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
29998 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
29999 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
30000 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
30001 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
30002 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
30003 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
30004 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
30005 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
30007 * config/arm/arm-tune.md: Regenerate.
30008 * config/arm/arm-protos.h: Update prototypes.
30009 * config/arm/vfp.md: Enable patterns for Thumb-2.
30010 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
30011 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
30012 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
30013 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
30014 * config/arm/libunwind.S: Add Thumb-2 code.
30015 * config/arm/constraints.md: Update include Thumb-2.
30016 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
30017 * config/arm/ieee754-df.S: Ditto.
30018 * config/arm/bpabi.S: Ditto.
30019 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
30020 * config/arm/predicates.md (low_register_operand,
30021 low_reg_or_int_operand, thumb_16bit_operator): New.
30022 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
30023 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
30024 * config/arm/t-arm-elf: Add armv7 multilib.
30025 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
30027 (UNSPEC_STACK_ALIGN, ce_count): New.
30028 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
30029 arm_zero_extendsidi2, arm_zero_extendqidi2): New
30031 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
30032 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
30033 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
30034 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
30035 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
30036 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
30038 * doc/extend.texi: Document ARMv7-M interrupt functions.
30039 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
30041 2007-01-03 Jakub Jelinek <jakub@redhat.com>
30043 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
30044 (struct _Unwind_Context): Rename args_size to flags, remove
30045 signal_frame field, add a new args_size field and version field.
30046 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
30047 _Unwind_IsExtendedContext): New inline functions.
30048 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
30049 Assume by_value array is only present if _Unwind_IsExtendedContext.
30050 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
30051 _Unwind_IsSignalFrame.
30052 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
30053 (uw_update_context_1): Use _Unwind_SetSignalFrame.
30054 (uw_init_context_1): Initialize context->flags to
30055 EXTENDED_CONTEXT_BIT.
30056 * config/rs6000/linux-unwind.h (frob_update_context): Use
30057 _Unwind_SetSignalFrame.
30059 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
30061 PR middle-end/30353
30062 * gimplify.c (gimplify_modify_expr_complex_part): Move below
30063 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
30066 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
30068 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
30069 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
30070 RET, AT_SP): Remove.
30071 * config/i386/i386.md (*sse_prologue_save_insn): Use return
30074 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
30075 * cfgbuild.c (find_basic_blocks): Likewise.
30076 * cfgrtl.c (rtl_create_basic_block): Likewise.
30077 * function.c (temp_slots_at_level): Likewise.
30078 * reg-stack.c (stack_regs_mentioned): Likewise.
30079 * regclass.c (allocate_reg_info): Likewise.
30080 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
30081 set_bb_for_stmt, move_block_to_fn): Likewise.
30082 * tree-complex.c (tree_lower_complex): Likewise.
30083 * vec.h (VEC_safe_grow_cleared): New.
30085 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
30087 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
30089 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
30090 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
30092 * cfgloopmanip.c (scale_loop_frequencies): Export.
30093 (loopify): Scale the frequencies by prescribed coefficients.
30094 (set_zero_probability): New function.
30095 (duplicate_loop_to_header_edge): Improve updating of frequencies.
30096 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
30097 and frequencies according to arguments.
30098 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
30100 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
30101 * modulo-sched.c (sms_schedule): Set probabilities for entering
30102 versioned loop correctly.
30103 * tree-vect-transform.c (vect_transform_loop): Ditto.
30104 * cfgloop.h (loopify, loop_version): Declaration changed.
30105 (scale_loop_frequencies): Declared.
30107 2007-01-02 Jan Hubicka <jh@suse.cz>
30109 * cgraph.c: Include tree-flow.h
30110 (cgraph_add_new-function): Handle IPA_SSA mode; execute
30111 early_local_passes.
30112 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
30113 * tree-pass.h (pass_all_early_optimizations): Declare.
30114 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
30115 early_local_passes.
30116 (cgraph_analyze_function): Do early_local_passes.
30117 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
30118 Do not add referenced vars.
30119 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
30121 (gate_all_early_local_passes): New gate.
30122 (pass_early_local_passes): Use new gate.
30123 (execute_early_local_optimizations): New functions.
30124 (gate_all_early_optimizations): New gate.
30125 (pass_all_early_optimizations): New pass.
30126 (execute_free_datastructures): Free SSA only when initialized.
30127 (gate_init_datastructures): Init only when optimizing.
30128 (tree_lowering_passes): Do early local passes when called late.
30129 * tree-profile.c (do_tree_profiling): Don't profile functions added
30131 (do_early_tree_profiling, pass_early_tree_profile): Kill.
30132 * tree-cfg.c (update_modified_stmts): Do not update when operands are
30134 * passes.c (init_optimizations_passes): Reorder so we go into SSA
30135 during early_local_passes.
30136 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
30139 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
30141 * Makefile.in: Update copyright year.
30143 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
30145 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
30146 in $(lang_checks) and check-consistency targets.
30148 2007-01-02 Jan Hubicka <jh@suse.cz>
30150 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
30151 Do not add referenced vars.
30152 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
30154 * passes.c (init_optimization_passes): Put mudflap_2 after
30155 free_datastructures.
30157 2007-01-02 Jan Hubicka <jh@suse.cz>
30159 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
30160 Set NOTHROW flag on call statements proved to be nothrow.
30161 Update statement of local calls so new pure/const functions are
30162 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
30164 (tree_rest_of_compilation): Register hooks and initialize bitmap
30165 early. Do not set after_inlining flag.
30167 2007-01-02 Steve Ellcey <sje@cup.hp.com>
30169 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
30170 HOST_BITS_PER_LONGLONG
30172 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30175 * c-typeck.c (store_init_value): Don't emit pedantic overflow
30176 warning for non-static initializers.
30178 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
30180 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
30181 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
30182 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
30183 Always use set_unique_reg_note to add REG_EQUAL notes.
30185 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
30188 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
30190 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
30191 * cfgbuild.c (find_basic_blocks): Likewise.
30192 * cfgrtl.c (rtl_create_basic_block): Likewise.
30193 * function.c (temp_slots_at_level): Likewise.
30194 * reg-stack.c (stack_regs_mentioned): Likewise.
30195 * regclass.c (allocate_reg_info): Likewise.
30196 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
30197 set_bb_for_stmt, move_block_to_fn): Likewise.
30198 * tree-complex.c (tree_lower_complex): Likewise.
30199 * vec.h (VEC_safe_grow_cleared): New.
30201 2007-01-02 Ian Lance Taylor <iant@google.com>
30203 * c-common.c (c_common_truthvalue_conversion): When warning about
30204 using an assignment as a truth value, set TREE_NO_WARNING.
30206 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30209 * c.opt (Wold-style-declaration): New.
30210 * doc/invoke.texi (C-only Warning Options): New.
30211 (Wold-style-declaration): Document it.
30212 (Wextra): Enabled by -Wextra.
30213 * c-opts.c (c_common_post_options): Enabled by -Wextra.
30214 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
30215 -Wold-style-declaration.
30217 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
30219 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
30220 * cfgbuild.c (find_basic_blocks): Likewise.
30221 * cfgrtl.c (rtl_create_basic_block): Likewise.
30222 * function.c (temp_slots_at_level): Likewise.
30223 * reg-stack.c (stack_regs_mentioned): Likewise.
30224 * regclass.c (allocate_reg_info): Likewise.
30225 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
30226 set_bb_for_stmt, move_block_to_fn): Likewise.
30227 * tree-complex.c (tree_lower_complex): Likewise.
30228 * vec.h (VEC_safe_grow_cleared): New.
30230 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
30232 * c-common.c (c_common_nodes_and_builtins): Since variants of
30233 void_type_node get built before it is given a name, we need to
30234 give those variants the name, too.
30235 (complete_array_type): We need to work with the canonical main
30236 type of the array, from which we will build the qualified version.
30237 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
30238 * print-tree.c (print_node): Display canonical type information
30240 * stor-layout.c (layout_type): When we don't know the
30241 alignment of a type for which we're building an array, we end up
30242 guessing wrong, so make the type require structural equality.
30243 * tree.c (make_node_stat): When we build a new type, it is its
30244 own canonical type.
30245 (build_type_attribute_qual_variant): When building an attribute
30246 variant, its canonical type is the non-attribute variant. However,
30247 if the attributes are target-dependent and they differ, we need to
30248 use structural equality checks for this type.
30249 (build_qualified_type): A qualified type is not equivalent to its
30250 unqualified variant; set the canonical type appropriately.
30251 (build_distinct_type_copy): When building a distinct type from
30252 another type, the new type is its own canonical type.
30253 (build_variant_type_copy): When building a new type variant, we
30254 assume that it is equivalent to the original type.
30255 (build_pointer_type_for_mode): When building a pointer type, also
30256 build a canonical type pointer.
30257 (build_reference_type_for_mode): When building a reference type,
30258 also build a canonical type reference.
30259 (build_index_type): When we can't hash an index type (e.g.,
30260 because its maximum value is negative), the index type requires
30261 structural equality tests.
30262 (build_array_type): Build the canonical form of an array type.
30263 (build_function_type): Function types require structural equality,
30264 because they contain default arguments, attributes, etc.
30265 (build_method_type_directly): Ditto for method types.
30266 (build_offset_type): Build the canonical offset type.
30267 (build_complex_type): Build the canonical vector type.
30268 (make_vector_type): Build the canonical vector type.
30269 * tree.h (TYPE_CANONICAL): New.
30270 (TYPE_STRUCTURAL_EQUALITY_P): New.
30271 (SET_TYPE_STRUCTURAL_EQUALITY): New.
30272 (struct tree_type): Added "canonical" field.
30273 * params.h (VERIFY_CANONICAL_TYPES): New.
30274 * doc/c-tree.texi (TYPE_CANONICAL): Document.
30275 (TYPE_STRUCTURAL_EQUALITY_P): Document.
30276 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
30277 * doc/invoke.texi (verify-canonical-types): Document --param
30278 parameter for verifying canonical types.
30280 2007-01-02 Joseph Myers <joseph@codesourcery.com>
30282 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
30283 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
30284 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
30285 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
30287 * config/rs6000/e500.h: New.
30288 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
30289 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
30291 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
30292 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
30293 TARGET_E500_DOUBLE): Remove.
30294 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
30295 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
30296 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
30297 * config/rs6000/rs6000.c (rs6000_override_options): Use
30298 CHECK_E500_OPTIONS.
30300 2007-01-02 Joseph Myers <joseph@codesourcery.com>
30302 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
30303 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
30304 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
30305 rs6000_emit_cmove): Don't check TARGET_E500.
30306 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
30307 sordered): Don't check TARGET_E500.
30309 2007-01-01 Eric Christopher <echristo@apple.com>
30311 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
30312 HARD_REGISTER_NUM_P.
30314 2007-01-01 Roger Sayle <roger@eyesopen.com>
30316 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
30317 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
30318 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
30321 2007-01-01 Mike Stump <mrs@apple.com>
30323 * configure.ac: Remove support for building with Apple's gcc-3.1.
30325 2007-01-02 Joseph Myers <joseph@codesourcery.com>
30327 PR middle-end/30311
30328 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
30329 REG is a hard register. Do not modify REG before calling
30331 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
30332 multiple of the size of YMODE for certain lowpart cases.
30334 2007-01-01 Andrew Pinski <pinskia@gmail.com>
30336 PR middle-end/30253
30337 * gimplify (voidify_wrapper_expr): Update for
30338 GIMPLE_MODIFY_STMT.
30340 2007-01-01 Andreas Schwab <schwab@suse.de>
30343 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
30344 save of BR0 in extra_spill_size instead of spill_size.
30345 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
30347 (ia64_expand_epilogue): Restore BR0 from its new location.
30349 2007-01-01 Andrew Pinski <pinskia@gmail.com>
30351 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
30352 Use a temporary variable if the left hand side is not a gimple
30355 2007-01-01 Andrew Pinski <pinskia@gmail.com>
30357 * gimplify.c (gimplify_return_expr): Make the temporary variable
30358 for the return expression, a gimple register variable.
30360 2007-01-01 Jan Hubicka <jh@suse.cz>
30362 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
30365 2007-01-01 Mike Stump <mrs@apple.com>
30367 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
30369 * config/darwin.c (machopic_select_rtx_section): Use
30370 HAVE_GAS_LITERAL16.
30371 (darwin_mergeable_constant_section): Likewise.
30372 * configure: Regenerate.
30373 * config.in: Regenerate.
30375 2007-01-01 Jan Hubicka <jh@suse.cz>
30376 Andrew Pinski <pinskia@gmail.com>
30378 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
30379 before starting IPA passes.